1 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3 * doc/extend.texi (Common Function Attributes) [optimize]:
4 Discourage use of the optimize attribute.
6 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
8 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
10 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
11 ALTIVEC_BUILTIN_VEC_ADDE.
12 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
13 support for ALTIVEC_BUILTIN_VEC_ADDE.
14 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
15 for __builtin_vec_adde.
17 2016-04-28 Jakub Jelinek <jakub@redhat.com>
19 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
20 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
22 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25 * doc/sourcebuild.texi (Effective-Target Keywords, Other
26 attributes): Document cilkplus_runtime.
28 2016-04-28 Martin Jambor <mjambor@suse.cz>
30 * tree-cfg.c (verify_expr): Verify that local declarations belong to
31 this function. Call verify_expr on MEM_REFs and bases of other
34 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
36 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
37 for WORD_REGISTER_OPERATIONS to runtime check.
39 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
41 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
43 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
45 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
46 big-endian compilation.
47 * config/arc/arc.md (addf3): Likewise.
51 2016-04-28 Richard Biener <rguenther@suse.de>
53 PR tree-optimization/70840
54 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
55 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
56 Mark x * pow(x,c) -> pow(x,c+1) commutative.
57 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
59 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
61 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
62 and explain why in a comment.
64 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
66 * config/arc/arc.md (cpu_facility): Add fpx variant.
67 (subdf3): Prohibit use reverse sub when assist operations option
69 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
70 instructions only when FPX is enabled.
71 * testsuite/gcc.target/arc/trsub.c: New test.
73 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
75 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
76 mult_operator when calculating "type" attribute.
77 (*fop_<mode>_1_i387): Ditto.
78 (*fop_xf_1_i387): Ditto.
79 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
80 Use std::swap to swap operands. Use RTL expressions to generate
83 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
84 Joern Rennecke <joern.rennecke@embecosm.com>
86 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
88 (emit_pic_move): Remove.
89 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
90 * config/arc/arc.c (emit_pic_move): Removed.
91 (TARGET_HAVE_TLS): Define.
92 (arc_conditional_register_usage): Test for arc_tp_regno.
93 (arc_print_operand, arc_print_operand_address): Handle TLS
95 (arc_needs_pcl_p): New function.
96 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
97 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
98 (arc_raw_symbolic_reference_mentioned_p): Likewise.
99 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
100 (arc_legitimize_tls_address): Likewise.
101 (DTPOFF_ZERO_SYM): Define.
102 (arc_legitimize_pic_address): Make it static, handle TLS cases.
103 (arc_output_pic_addr_const): Print TLS unspecs.
104 (prepare_pic_move): New function, replaces emit_pic_move.
105 (arc_legitimate_constant_p): Handle TLS unspecs.
106 (arc_legitimate_address_p): Likewise.
107 (arc_rewrite_small_data_p): Use assert for TLS constants.
108 (prepare_move_operands): Use prepare_pic_move.
109 (arc_legitimize_address): Legitimize tls addresses.
110 (arc_epilogue_uses): Check for arc_tp_regno.
111 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
112 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
114 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
116 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
117 %(arc_tls_extra_start_spec).
118 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
119 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
121 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
122 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
123 (UNSPEC_TLS_OFF): Add.
125 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
126 (get_thread_pointersi): New patterns.
127 * config/arc/arc.opt (mtp-regno): New option.
128 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
129 (move_dest_operand): Likewise.
130 * configure: Regenerate.
131 * configure.ac: Add arc*-*-* case to test for tls.
132 * doc/invoke.texi (ARC options): Document mtp-regno.
134 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
136 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
137 the new ARC HS SIMD instructions.
138 (arc_preferred_simd_mode): New function.
139 (arc_autovectorize_vector_sizes): Likewise.
140 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
141 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
142 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
143 (arc_init_builtins): Add new SIMD builtin types.
144 (arc_split_move): Handle 64 bit vector moves.
145 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
146 (TARGET_PLUS_QMACW): Define.
147 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
148 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
149 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
150 (VSUBADD4H): New builtins.
151 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
152 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
154 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
155 Matthias Klose <doko@debian.org>
157 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
159 2016-04-28 Richard Biener <rguenther@suse.de>
162 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
165 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
167 * common/config/sh/sh-common.c: Remove SH5 support.
168 * config/sh/constraints.md: Likewise.
169 * config/sh/config/sh/elf.h: Likewise.
170 * config/sh/linux.h: Likewise.
171 * config/sh/netbsd-elf.h: Likewise.
172 * config/sh/predicates.md: Likewise.
173 * config/sh/sh-c.c: Likewise.
174 * config/sh/sh-protos.h: Likewise.
175 * config/sh/sh.c: Likewise.
176 * config/sh/sh.h: Likewise.
177 * config/sh/sh.md: Likewise.
178 * config/sh/sh.opt: Likewise.
179 * config/sh/sync.md: Likewise.
180 * config/sh/sh64.h: Delete.
181 * config/sh/shmedia.h: Likewise.
182 * config/sh/shmedia.md: Likewise.
183 * config/sh/sshmedia.h: Likewise.
184 * config/sh/t-netbsd-sh5-64: Likewise.
185 * config/sh/t-sh64: Likewise.
186 * config/sh/ushmedia.h: Likewise.
188 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
190 * config/i386/i386.md (sign_extend to memory peephole2s): Use
191 general_reg_operand instead of register_operand predicate.
193 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
195 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
197 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
199 * match.pd (A - B > A, A + B < A): New transformations.
201 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
203 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
204 which defaults to true. Emit an outer pair of parentheses only if
205 EMIT_PARENS. When continuing a chain of && or || (or & or |),
206 don't emit parentheses for the right-hand operand.
208 2016-04-27 Jeff Law <law@redhat.com>
210 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
212 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
214 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
215 (altivec_lvx_<mode>_internal): Document.
216 (altivec_lvx_<mode>_2op): New define_insn.
217 (altivec_lvx_<mode>_1op): Likewise.
218 (altivec_lvx_<mode>_2op_si): Likewise.
219 (altivec_lvx_<mode>_1op_si): Likewise.
220 (altivec_stvx_<mode>): Remove.
221 (altivec_stvx_<mode>_internal): Document.
222 (altivec_stvx_<mode>_2op): New define_insn.
223 (altivec_stvx_<mode>_1op): Likewise.
224 (altivec_stvx_<mode>_2op_si): Likewise.
225 (altivec_stvx_<mode>_1op_si): Likewise.
226 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
227 Expand vec_ld and vec_st during parsing.
228 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
230 (altivec_expand_stvx_be): Likewise.
231 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
232 address-masking behavior in RTL.
233 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
234 address-masking behavior in RTL.
235 (altivec_expand_builtin): Change builtin code arguments for calls
236 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
237 (insn_is_swappable_p): Avoid incorrect swap optimization in the
238 presence of lvx/stvx patterns.
239 (alignment_with_canonical_addr): New function.
240 (alignment_mask): Likewise.
241 (find_alignment_op): Likewise.
242 (recombine_lvx_pattern): Likewise.
243 (recombine_stvx_pattern): Likewise.
244 (recombine_lvx_stvx_patterns): Likewise.
245 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
246 stvx patterns from expand.
247 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
249 (vector_altivec_store_<mode>): Likewise.
251 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
253 * config/aarch64/aarch64.md
254 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
255 remove the "fp" attributes.
256 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
257 add the "simd" attributes.
258 (*movdf_aarch64): Likewise.
259 (*movtf_aarch64): Remove the "fp" attributes.
260 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
261 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
263 2016-04-27 David Malcolm <dmalcolm@redhat.com>
265 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
266 rtx to rtx_code_label *.
267 * rtl.h (maybe_set_first_label_num): Likewise.
269 2016-04-27 David Malcolm <dmalcolm@redhat.com>
271 * df-core.c (df_add_problem): Make the problem param be const.
272 (df_remove_problem): Make local "problem" be const.
273 * df-problems.c (problem_RD): Make const.
274 (problem_LR): Likewise.
275 (problem_LIVE): Likewise.
276 (problem_MIR): Likewise.
277 (problem_CHAIN): Likewise.
278 (problem_WORD_LR): Likewise.
279 (problem_NOTE): Likewise.
280 (problem_MD): Likewise.
281 * df-scan.c (problem_SCAN): Likewise.
282 * df.h (struct df_problem): Make field "dependent_problem" be
284 (struct dataflow): Likewise for field "problem".
285 (df_add_problem): Make param const.
287 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
289 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
290 inter-unit moves to/from vector registers are enabled. Do not disable
293 2016-04-27 David Malcolm <dmalcolm@redhat.com>
295 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
296 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
298 (enum df_problem_id): ...this new enum.
299 (struct df_problem): Convert field "id" from "int" to
302 2016-04-27 David Malcolm <dmalcolm@redhat.com>
304 * rtl.def: Update comment for "things in the instruction chain" to
305 reflect the removal of the leading "i" field for INSN_UID in
306 r210360. Fix bogus apostrophe.
308 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
310 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
311 inter-unit moves to/from vector registers are enabled. Do not disable
314 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
316 * config/i386/i386.md
317 (lea arith with mem operand + setcc peephole2): Set operator mode.
319 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
322 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
323 (dimode_scalar_to_vector_candidate_p): This.
324 (timode_scalar_to_vector_candidate_p): New function.
325 (scalar_to_vector_candidate_p): Likewise.
326 (timode_check_non_convertible_regs): Likewise.
327 (timode_remove_non_convertible_regs): Likewise.
328 (remove_non_convertible_regs): Likewise.
329 (remove_non_convertible_regs): Renamed to ...
330 (dimode_remove_non_convertible_regs): This.
331 (scalar_chain::~scalar_chain): Make it virtual.
332 (scalar_chain::compute_convert_gain): Make it pure virtual.
333 (scalar_chain::mark_dual_mode_def): Likewise.
334 (scalar_chain::convert_insn): Likewise.
335 (scalar_chain::convert_registers): Likewise.
336 (scalar_chain::add_to_queue): Make it protected.
337 (scalar_chain::emit_conversion_insns): Likewise.
338 (scalar_chain::replace_with_subreg): Likewise.
339 (scalar_chain::replace_with_subreg_in_insn): Likewise.
340 (scalar_chain::convert_op): Likewise.
341 (scalar_chain::convert_reg): Likewise.
342 (scalar_chain::make_vector_copies): Likewise.
343 (scalar_chain::convert_registers): New pure virtual function.
344 (class dimode_scalar_chain): New class.
345 (class timode_scalar_chain): Likewise.
346 (scalar_chain::mark_dual_mode_def): Renamed to ...
347 (dimode_scalar_chain::mark_dual_mode_def): This.
348 (timode_scalar_chain::mark_dual_mode_def): New function.
349 (timode_scalar_chain::convert_insn): Likewise.
350 (dimode_scalar_chain::convert_registers): Likewise.
351 (scalar_chain::compute_convert_gain): Renamed to ...
352 (dimode_scalar_chain::compute_convert_gain): This.
353 (scalar_chain::replace_with_subreg): Renamed to ...
354 (dimode_scalar_chain::replace_with_subreg): This.
355 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
356 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
357 (scalar_chain::make_vector_copies): Renamed to ...
358 (dimode_scalar_chain::make_vector_copies): This.
359 (scalar_chain::convert_reg): Renamed to ...
360 (dimode_scalar_chain::convert_reg ): This.
361 (scalar_chain::convert_op): Renamed to ...
362 (dimode_scalar_chain::convert_op): This.
363 (scalar_chain::convert_insn): Renamed to ...
364 (dimode_scalar_chain::convert_insn): This.
365 (scalar_chain::convert): Call convert_registers.
366 (convert_scalars_to_vector): Change to scalar_chain pointer to
367 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
368 in 32-bit mode. Delete scalar_chain pointer. Call
369 free_dominance_info in 64-bit mode.
370 (pass_stv::gate): Remove TARGET_64BIT check.
371 (ix86_option_override): Put the 64-bit STV pass before the CSE
374 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
376 * dwarf2out.h (struct dw_loc_descr_node): Remove the
377 dw_loc_frame_offset field.
378 * dwarf2out.c (new_loc_descr): Likewise.
379 (resolve_args_picking_1): Turn the VISITED hash set into a
380 FRAME_OFFSET hash map. Use it to associate a frame offset to
381 visited nodes. Remove uses of the CHECKING_P macro.
382 (resolve_args_picking): Update call to resolve_args_picking_1.
384 2016-04-27 Martin Liska <mliska@suse.cz>
386 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
387 (free_loop_data): Release vuses of groups.
389 2016-04-27 Bin Cheng <bin.cheng@arm.com>
391 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
392 instead of redundant use_id and boolean have_use_for.
393 (struct iv_use): Change sub_id into group_id. Remove field next.
394 Move fields: related_cands, n_map_members, cost_map and selected
396 (struct iv_group): ... here. New structure.
397 (struct iv_common_cand): Use structure declaration directly.
398 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
399 (MAX_CONSIDERED_USES): Rename macro to ...
400 (MAX_CONSIDERED_GROUPS): ... here.
401 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
402 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
403 (dump_uses): Rename to ...
404 (dump_groups): ... here. Update all uses.
405 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
406 (find_induction_variables): Refactor format of dump information.
407 (record_sub_use): Delete.
408 (record_use): Update all uses.
409 (record_group): New function.
410 (record_group_use, find_interesting_uses_op): Call above functions.
412 (find_interesting_uses_cond): Ditto.
413 (group_compare_offset): New function.
414 (split_all_small_groups): Rename to ...
415 (split_small_address_groups_p): ... here. Update all uses.
416 (split_address_groups): Update all uses.
417 (find_interesting_uses): Refactor format of dump information.
418 (add_candidate_1): Update all uses. Remove redundant check on iv,
420 (add_candidate, record_common_cand): Remove redundant assert.
421 (add_iv_candidate_for_biv): Update use.
422 (add_iv_candidate_derived_from_uses): Update all uses.
423 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
424 (alloc_use_cost_map): Ditto.
425 (set_use_iv_cost, get_use_iv_cost): Rename to ...
426 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
427 (determine_use_iv_cost_generic): Ditto.
428 (determine_group_iv_cost_generic): Ditto.
429 (determine_use_iv_cost_address): Ditto.
430 (determine_group_iv_cost_address): Ditto.
431 (determine_use_iv_cost_condition): Ditto.
432 (determine_group_iv_cost_cond): Ditto.
433 (determine_use_iv_cost): Ditto.
434 (determine_group_iv_cost): Ditto.
435 (set_autoinc_for_original_candidates): Update all uses.
436 (find_iv_candidates): Update all uses. Refactor dump information.
437 (determine_use_iv_costs): Ditto.
438 (determine_iv_costs): Ditto.
439 (iv_ca_cand_for_use): Rename to ...
440 (iv_ca_cand_for_group): ... here. Update all uses.
441 (iv_ca_add_use, iv_ca_add_group): Ditto.
442 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
443 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
444 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
445 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
446 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
447 (create_new_iv, adjust_iv_update_pos): Ditto.
448 (rewrite_use_address): Delete.
449 (rewrite_use_address_1): Rename to ...
450 (rewrite_use_address): ... here.
451 (rewrite_use_compare): Update all uses.
452 (rewrite_use): Delete.
453 (rewrite_uses): Rename to ...
454 (rewrite_groups): ... here. Update all uses.
455 (remove_unused_ivs, free_loop_data): Update all uses.
456 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
458 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
460 * rtlanal.c (nonzero_bits1): Convert preprocessor check
461 for WORD_REGISTER_OPERATIONS to runtime check.
463 2016-04-27 Richard Biener <rguenther@suse.de>
466 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
467 aggregate_value_p to determine if a function result is
468 returned by reference.
469 (ipa_pta_execute): Functions having their address taken are
470 not automatically nonlocal.
472 2016-04-27 Jakub Jelinek <jakub@redhat.com>
475 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
476 * fold-const.c (operand_equal_p): If flag_checking and
477 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
478 and if it returns non-zero, assert iterative_hash_expr on both
481 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
483 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
485 2016-04-27 Nick Clifton <nickc@redhat.com>
488 * varasm.c (merge_weak): Generate an error if an attempt is made
489 to convert a non-weak static function into a weak, public function.
491 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
493 * params.def (MAX_PARTITION_SIZE): New param.
494 * doc/invoke.texi: Document lto-max-partition.
496 2016-04-27 Richard Biener <rguenther@suse.de>
499 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
500 function cummulating used_from_other_partition, externally_visible
501 and force_output from aliases.
502 (refered_from_nonlocal_var): Likewise.
503 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
506 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
508 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
509 (-Wmemset-elt-size): New item.
511 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
514 * stor-layout.h (internal_reference_types): Delete.
515 * stor-layout.c (reference_types_internal): Likewise.
516 (internal_reference_types): Likewise.
517 (layout_type) <REFERENCE_TYPE>: Adjust.
519 2016-04-27 Jakub Jelinek <jakub@redhat.com>
522 * tree.h (inchash::add_expr): Add FLAGS argument.
523 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
524 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
525 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
526 Formatting fix. Adjust recursive calls. For tcc_comparison,
527 if swap_tree_comparison (code) is smaller than code, hash that
528 and arguments in the other order. Hash CONVERT_EXPR the same
529 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
530 of ADDR_EXPR of decl as the decl itself. Add or remove
531 OEP_ADDRESS_OF from recursive flags as needed. For
532 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
533 operands commutatively and only the third one normally.
534 For internal CALL_EXPR hash in CALL_EXPR_IFN.
536 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
538 * config/rtems.h (LIB_SPEC): Add -latomic.
540 2016-04-27 Joel Sherrill <joel@rtems.org>
542 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
543 xilink.ld and flags not relevant to RTEMS.
545 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
547 * toplev.c (backend_init_target): Avoid calling init_reload when using
550 2016-04-26 Jakub Jelinek <jakub@redhat.com>
552 * reorg.c (try_merge_delay_insns): Declare i and j inside the
553 for loops rather than one for the whole function.
555 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
557 * match.pd (X + CST CMP X): New transformation.
559 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
561 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
562 * fold-const.c (fold_binary_loc): Remove 2 transformations
563 superseded by match.pd.
564 * match.pd (x+x -> x*2): Generalize to integers.
566 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
568 * config/i386/i386.md (operation on memory peephole): Duplicate an
569 existing peephole and adapt it to match lea rather than an operation
572 PR rtl-optimization/57193
573 * opts.c (default_options_table): Add OPT_frename_registers at -O2
575 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
577 2016-04-26 Bin Cheng <bin.cheng@arm.com>
579 * tree-if-conv.c (any_pred_load_store): New static variable.
580 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
581 any_pred_load_store instead of and_mask_load_store.
582 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
583 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
584 (combine_blocks, tree_if_conversion): Ditto.
586 2016-04-26 Bin Cheng <bin.cheng@arm.com>
588 PR tree-optimization/70771
589 PR tree-optimization/70775
590 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
591 virtual PHI nodes. Delete parameter.
592 (if_convertible_loop_p_1): Delete argument to above function.
593 (predicate_all_scalar_phis): Delete code handling single-argument
595 (tree_if_conversion): Mark and update virtual SSA.
597 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
600 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
601 (x86_elf_aligned_common): Rename to ...
602 (x86_elf_aligned_decl_common): ... this.
603 Add decl arg. Switch to .lbss for largecomm object. Use
604 LARGECOMM_SECTION_ASM_OP.
605 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
607 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
608 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
610 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
611 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
613 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
616 * config/i386/i386.c (SECTION_LARGE): Define.
617 (x86_64_elf_select_section): Set it for large data/bss sections.
618 Only clear SECTION_WRITE for .lrodata.
619 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
621 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
622 * varasm.c (default_elf_asm_named_section): Grow flagchars.
623 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
625 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
626 * doc/tm.texi: Regenerate.
628 2016-04-26 Jakub Jelinek <jakub@redhat.com>
631 * configure.ac (--enable-checking): Document extra flag, for
632 non-release builds default to --enable-checking=yes,extra.
633 If misc checking and extra checking, define CHECKING_P to 2 instead
635 * common.opt (fchecking=): Add.
636 * doc/invoke.texi (-fchecking=): Document.
637 * doc/install.texi: Document --enable-checking changes.
638 * configure: Regenerated.
639 * config.in: Regenerated.
641 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
643 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
644 attribute instead of which_alternative.
645 * config/i386/sse.md (*mov<mode>_internal): Ditto.
646 Use EXT_REX_SSE_REG_P where appropriate.
648 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
650 * config/i386/predicates.md (const0_operand): Do not match
652 (const1_operand): Ditto.
654 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
656 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
657 for SSE constm1 operands and TARGET_AVX512VL.
658 (*movti_internal): Ditto.
659 (*mov<mode>_or): Use constm1_operand predicate.
660 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
661 for SSE vector_all_ones operands and TARGET_AVX512VL.
662 * config/i386/predicates.md (constm1_operand): New predicate.
663 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
664 emission of constant -1 load.
666 2016-04-25 Jason Merrill <jason@redhat.com>
668 * gdbinit.in: Skip is-a.h.
670 * attribs.c (register_scoped_attributes): Fix logic.
671 * attribs.h: Declare register_scoped_attributes.
673 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
675 * config/rs6000/rs6000-builtin.def: Correct pasto error for
676 stxvd2x and stxvw4x built-in functions.
678 2016-04-25 DJ Delorie <dj@redhat.com>
680 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
684 2016-04-25 Richard Biener <rguenther@suse.de>
686 PR tree-optimization/70780
687 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
689 (compute_antic): Mark blocks with abnormal preds as visited as
690 they have a final empty antic-in solution already.
692 2016-04-25 Michael Collison <michael.collison@linaro.org>
694 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
696 2016-04-25 Michael Collison <michael.collison@linaro.org>
698 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
699 mode is VQI to improve mixed mode vectorization.
700 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
701 define_insn to match low half of signed vaddw.
702 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
703 define_insn to match high half of signed vaddw.
704 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
705 define_insn to match low half of unsigned vaddw.
706 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
707 define_insn to match high half of unsigned vaddw.
708 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
709 (arm_simd_check_vect_par_cnst_half_p): Likewise.
710 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
712 (arm_simd_check_vect_par_cnst_half_p): Likewise.
713 * config/arm/predicates.md (vect_par_constant_high): Support
714 big endian and simplify by calling
715 arm_simd_check_vect_par_cnst_half
716 (vect_par_constant_low): Likewise.
718 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
720 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
721 predicate for operand 2.
723 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
724 H.J. Lu <hongjiu.lu@intel.com>
726 * config/i386/i386-protos.h (standard_sse_constant_p): Add
727 machine_mode argument.
728 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
729 constm1_rtx operands. For VOIDmode constants, get mode from
730 pred_mode. Check mode size if the mode is supported by ABI.
731 (standard_sse_constant_opcode): Do not use standard_constant_p.
732 Strictly check ABI support for all-ones operands.
733 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
734 immediates. Update calls to standard_sse_constant_p.
735 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
736 (ix86_rtx_costs): Ditto.
737 * config/i386/i386.md (*movxi_internal_avx512f): Use
738 nonimmediate_or_sse_const_operand instead of vector_move_operand.
739 Use (v,BC) alternative instead of (v,C). Use register_operand
740 checks instead of MEM_P.
741 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
742 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
743 isa attribute. Use register_operand checks instead of MEM_P.
744 (*movti_internal): Use nonimmediate_or_sse_const_operand for
745 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
746 alternative and corresponding sse2 isa attribute.
747 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
748 to standard_sse_constant_p.
749 (FP constant splitters): Ditto.
750 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
752 * config/i386/predicates.md (constm1_operand): Remove.
753 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
754 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
755 vector_all_ones_operand instead of constm1_operand.
757 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
759 * print-rtl.c (print_rtx_insn_vec): New function.
760 * print-rtl.h: New prototype.
761 * store-motion.c (struct st_expr): Make avail_stores a vector.
762 (st_expr_entry): Adjust.
763 (free_st_expr_entry): Likewise.
764 (print_store_motion_mems): Likewise.
765 (find_moveable_store): Likewise.
766 (compute_store_table): Likewise.
767 (delete_store): Likewise.
768 (build_store_vectors): Likewise.
770 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
772 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
774 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
776 * vec.h (vec_safe_contains): New function.
777 (vec::contains): Likewise.
778 (vec::begin): Likewise.
779 (vec::end): Likewise.
781 2016-04-23 Jakub Jelinek <jakub@redhat.com>
784 * cfgexpand.c (expand_stack_vars): Fix typo.
786 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
788 * system.h (list, map, set, vector): Include conditionally.
789 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
790 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
791 * ipa-icf.c (INCLUDE_LIST): Define.
792 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
793 * config/sh/sh.c (INCLUDE_VECTOR): Define.
794 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
795 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
796 * cp/logic.cc (INCLUDE_LIST): Define.
797 * fortran/trans-common.c (INCLUDE_MAP): Define.
799 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
801 * auto-profile.c: Remove <string.h> include.
802 * ipa-icf-gimple.c: Remove <list> include.
803 * diagnostic.c: Remove <new> include.
804 * genmatch.c: Likewise.
805 * pretty-print.c: Likewise.
807 * c/c-objc-common.c: Likewise.
808 * cp/error.c: Likewise.
809 * fortran/error.c: Likewise.
811 2016-04-22 Richard Biener <rguenther@suse.de>
813 * lto-streamer-in.c (input_ssa_names): Do not allocate
814 GIMPLE_NOP for all SSA names.
815 * lto-streamer-out.c (output_ssa_names): Do not output
816 SSA names that should have been released.
818 2016-04-22 Richard Biener <rguenther@suse.de>
820 PR tree-optimization/70740
821 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
824 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
827 * config/i386/predicates.md (call_insn_operand): Replace
828 sibcall_memory_operand with memory_operand.
830 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
832 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
833 has_single_use() tests.
834 (register_edge_assert_for_1): Likewise.
835 (find_assert_locations_1): Check the liveness bitmap instead of
836 checking has_single_use().
838 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
841 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
842 Extract AVX-512BW constraint from AVX.
844 2016-04-21 Richard Biener <rguenther@suse.de>
846 PR tree-optimization/70725
847 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
848 for phi_convertible_by_degenerating_args.
849 (predicate_all_scalar_phis): Handle single-argument PHIs.
851 2016-04-21 Richard Biener <rguenther@suse.de>
854 * fold-const.c (fold_comparison): Return properly typed
857 2016-04-21 Bin Cheng <bin.cheng@arm.com>
859 PR tree-optimization/70715
860 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
861 after expanding BASE using expand_simple_operations.
863 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
865 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
868 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
870 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
872 2016-04-20 Jan Hubicka <jh@suse.cz>
874 * ipa-inline.c (can_inline_edge_p): Pass caller info to
875 ultiimate_alias_target.
876 (update_callee_keys): Likewise.
877 (lookup_recursive_calls): Likewise.
878 (speculation_useful_p): Likewise.
880 2016-04-20 Jan Hubicka <jh@suse.cz>
883 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
884 (set_nothrow_flag_1): ... this; handle interposition correctly;
885 recurse on aliases and thunks.
886 (cgraph_node::set_nothrow_flag): New.
887 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
888 functions compiled with non-call exceptions that binds to current
890 (propagate_nothrow): Be safe WRT interposition.
891 * cgraph.h (set_nothrow_flag): Update prototype.
893 2016-04-18 Jan Hubicka <jh@suse.cz>
895 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
896 max_loop_iterations_int.
897 (tree_unswitch_outer_loop): Likewise.
899 2016-04-20 Bin Cheng <bin.cheng@arm.com>
901 PR tree-optimization/69489
902 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
903 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
905 (if_convertible_bb_p): Remove check on edge count of basic block's
908 2016-04-20 Bin Cheng <bin.cheng@arm.com>
910 PR tree-optimization/56625
911 PR tree-optimization/69489
912 * tree-data-ref.h (DR_INNERMOST): New macro.
913 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
914 hashing struct innermost_loop_behavior.
915 (ref_DR_map): Remove.
916 (innermost_DR_map): New map.
917 (baseref_DR_map): Revise comment.
918 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
919 to innermost_DR_map accroding to its innermost loop behavior.
920 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
921 to its innermost loop behavior.
922 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
923 Add initialization for innermost_DR_map. Record memory reference
924 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
925 have innermost loop behavior.
926 (if_convertible_loop_p): Remove release for ref_DR_map. Release
929 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
931 * config/i386/i386.md (*lea<mode>_general_1): Rename from
932 *lea_general_1. Use explicit SWI12 mode interator.
933 (*lea<mode>_general_2): Rename from *lea_general_2.
934 Use explicit SWI12 mode interator.
935 (*lea<mode>_general_3): Rename from *lea_general_3.
936 Use explicit SWI12 mode interator.
937 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
938 Use explicit SWI12 mode interator.
939 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
940 Use explicit SWI48 mode interator.
942 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
944 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
945 Short-cut unaligned load and store cases. Handle all integer
947 (ix86_expand_vector_move_misalign): Short-cut unaligned load
948 and store cases. Call ix86_avx256_split_vector_move_misalign
949 directly without checking mode class.
951 2016-04-20 Andrew Pinski <apinski@cavium.com>
952 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
955 * config/aarch64/aarch64.md (sibcall): Force call
956 address to be DImode for ILP32.
957 (sibcall_value): Likewise.
959 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
961 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
963 2016-04-20 Richard Biener <rguenther@suse.de>
965 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
966 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
967 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
968 (maybe_push_res_to_seq): Adjust.
969 * gimple-fold.c (maybe_build_generic_op): Likewise.
971 2016-04-20 Marek Polacek <polacek@redhat.com>
973 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
976 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
978 * config/i386/sse.md (vec_unpacks_lo_hi): Always
979 use kmovw to support AVX512F target.
981 2016-04-20 Bin Cheng <bin.cheng@arm.com>
983 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
985 2016-04-20 Marek Polacek <polacek@redhat.com>
987 PR tree-optimization/70725
988 * tree-if-conv.c (is_false_predicate): New function.
989 (predicate_mem_writes): Use it.
991 2016-04-20 Richard Biener <rguenther@suse.de>
993 PR tree-optimization/70726
994 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
995 shift amounts from a pattern stmt operand.
997 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1000 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
1001 stack_restore_from_fpr pattern when restoring r15.
1002 (s390_optimize_prologue): Strip away the memory barrier in the
1003 parallel when trying to get rid of restore insns.
1004 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
1005 definition for loading the stack pointer from an FPR. Compared to
1006 the normal move insn this pattern includes a full memory barrier.
1008 2016-04-19 Jakub Jelinek <jakub@redhat.com>
1011 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
1012 implicitly linear or lastprivate iterator on the outer context.
1014 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1016 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
1018 * config/i386/i386.md (ssememalign): Removed.
1019 * config/i386/sse.md: Remove ssememalign attribute from patterns.
1021 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1024 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
1025 const short * to __builtin_ia32_loaddquhi512_mask.
1026 (_mm512_maskz_loadu_epi16): Likewise.
1027 (_mm512_mask_storeu_epi16): Pass short * to
1028 __builtin_ia32_storedquhi512_mask.
1029 (_mm512_mask_loadu_epi8): Pass const char * to
1030 __builtin_ia32_loaddquqi512_mask.
1031 (_mm512_maskz_loadu_epi8): Likewise.
1032 (_mm512_mask_storeu_epi8): Pass char * to
1033 __builtin_ia32_storedquqi512_mask.
1034 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
1035 const double * to __builtin_ia32_loadupd512_mask.
1036 (_mm512_mask_loadu_pd): Likewise.
1037 (_mm512_maskz_loadu_pd): Likewise.
1038 (_mm512_storeu_pd): Pass double * to
1039 __builtin_ia32_storeupd512_mask.
1040 (_mm512_mask_storeu_pd): Likewise.
1041 (_mm512_loadu_ps): Pass const float * to
1042 __builtin_ia32_loadups512_mask.
1043 (_mm512_mask_loadu_ps): Likewise.
1044 (_mm512_maskz_loadu_ps): Likewise.
1045 (_mm512_storeu_ps): Pass float * to
1046 __builtin_ia32_storeups512_mask.
1047 (_mm512_mask_storeu_ps): Likewise.
1048 (_mm512_mask_loadu_epi64): Pass const long long * to
1049 __builtin_ia32_loaddqudi512_mask.
1050 (_mm512_maskz_loadu_epi64): Likewise.
1051 (_mm512_mask_storeu_epi64): Pass long long *
1052 to __builtin_ia32_storedqudi512_mask.
1053 (_mm512_loadu_si512): Pass const int * to
1054 __builtin_ia32_loaddqusi512_mask.
1055 (_mm512_mask_loadu_epi32): Likewise.
1056 (_mm512_maskz_loadu_epi32): Likewise.
1057 (_mm512_storeu_si512): Pass int * to
1058 __builtin_ia32_storedqusi512_mask.
1059 (_mm512_mask_storeu_epi32): Likewise.
1060 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
1061 char * to __builtin_ia32_storedquqi256_mask.
1062 (_mm_mask_storeu_epi8): Likewise.
1063 (_mm256_mask_loadu_epi16): Pass const short * to
1064 __builtin_ia32_loaddquhi256_mask.
1065 (_mm256_maskz_loadu_epi16): Likewise.
1066 (_mm_mask_loadu_epi16): Pass const short * to
1067 __builtin_ia32_loaddquhi128_mask.
1068 (_mm_maskz_loadu_epi16): Likewise.
1069 (_mm256_mask_loadu_epi8): Pass const char * to
1070 __builtin_ia32_loaddquqi256_mask.
1071 (_mm256_maskz_loadu_epi8): Likewise.
1072 (_mm_mask_loadu_epi8): Pass const char * to
1073 __builtin_ia32_loaddquqi128_mask.
1074 (_mm_maskz_loadu_epi8): Likewise.
1075 (_mm256_mask_storeu_epi16): Pass short * to.
1076 __builtin_ia32_storedquhi256_mask.
1077 (_mm_mask_storeu_epi16): Pass short * to.
1078 __builtin_ia32_storedquhi128_mask.
1079 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
1080 const double * to __builtin_ia32_loadupd256_mask.
1081 (_mm256_maskz_loadu_pd): Likewise.
1082 (_mm_mask_loadu_pd): Pass onst double * to
1083 __builtin_ia32_loadupd128_mask.
1084 (_mm_maskz_loadu_pd): Likewise.
1085 (_mm256_mask_storeu_pd): Pass double * to
1086 __builtin_ia32_storeupd256_mask.
1087 (_mm_mask_storeu_pd): Pass double * to
1088 __builtin_ia32_storeupd128_mask.
1089 (_mm256_mask_loadu_ps): Pass const float * to
1090 __builtin_ia32_loadups256_mask.
1091 (_mm256_maskz_loadu_ps): Likewise.
1092 (_mm_mask_loadu_ps): Pass const float * to
1093 __builtin_ia32_loadups128_mask.
1094 (_mm_maskz_loadu_ps): Likewise.
1095 (_mm256_mask_storeu_ps): Pass float * to
1096 __builtin_ia32_storeups256_mask.
1097 (_mm_mask_storeu_ps): ass float * to
1098 __builtin_ia32_storeups128_mask.
1099 (_mm256_mask_loadu_epi64): Pass const long long * to
1100 __builtin_ia32_loaddqudi256_mask.
1101 (_mm256_maskz_loadu_epi64): Likewise.
1102 (_mm_mask_loadu_epi64): Pass const long long * to
1103 __builtin_ia32_loaddqudi128_mask.
1104 (_mm_maskz_loadu_epi64): Likewise.
1105 (_mm256_mask_storeu_epi64): Pass long long * to
1106 __builtin_ia32_storedqudi256_mask.
1107 (_mm_mask_storeu_epi64): Pass long long * to
1108 __builtin_ia32_storedqudi128_mask.
1109 (_mm256_mask_loadu_epi32): Pass const int * to
1110 __builtin_ia32_loaddqusi256_mask.
1111 (_mm256_maskz_loadu_epi32): Likewise.
1112 (_mm_mask_loadu_epi32): Pass const int * to
1113 __builtin_ia32_loaddqusi128_mask.
1114 (_mm_maskz_loadu_epi32): Likewise.
1115 (_mm256_mask_storeu_epi32): Pass int * to
1116 __builtin_ia32_storedqusi256_mask.
1117 (_mm_mask_storeu_epi32): Pass int * to
1118 __builtin_ia32_storedqusi128_mask.
1119 * config/i386/i386-builtin-types.def (PCSHORT): New.
1121 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
1122 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
1123 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
1124 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
1125 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
1126 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
1127 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
1128 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
1129 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
1130 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
1131 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
1132 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
1133 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
1134 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
1135 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
1136 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
1137 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
1138 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
1139 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
1140 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
1141 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
1142 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
1143 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
1144 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
1145 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
1146 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
1147 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
1148 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
1149 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
1150 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
1151 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
1152 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
1153 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
1154 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
1155 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
1156 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
1157 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
1158 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
1159 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
1160 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
1161 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
1162 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
1163 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
1164 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
1165 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
1166 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
1167 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
1168 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
1169 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
1171 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
1172 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
1174 (ix86_expand_vector_move_misalign): Likewise.
1175 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
1176 to scalar function prototype for unaligned load/store builtins.
1177 (ix86_expand_special_args_builtin): Updated.
1178 * config/i386/sse.md (UNSPEC_LOADU): Removed.
1179 (UNSPEC_STOREU): Likewise.
1180 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
1181 (VI_ULOADSTORE_F_AVX512VL): Likewise.
1182 (ssescalarsize): Handle V4TI, V2TI and V1TI.
1183 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1184 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1185 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
1186 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
1187 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
1188 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
1189 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
1190 (<avx512>_storedqu<mode>_mask): Likewise.
1191 (*sse4_2_pcmpestr_unaligned): Likewise.
1192 (*sse4_2_pcmpistr_unaligned): Likewise.
1193 (*mov<mode>_internal): Renamed to ...
1194 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
1195 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
1196 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
1197 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
1199 2016-04-19 Richard Biener <rguenther@suse.de>
1201 PR tree-optimization/70171
1202 * tree-ssa-phiprop.c: Include stor-layout.h.
1203 (phiprop_insert_phi): Handle the aggregate copy case.
1204 (propagate_with_phi): Likewise.
1206 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
1208 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
1209 instead of simplify_gen_subreg (... , 0).
1210 (ix86_delegitimize_address): Ditto.
1211 (ix86_split_divmod): Ditto.
1212 (ix86_split_copysign_const): Ditto.
1213 (ix86_split_copysign_var): Ditto.
1214 (ix86_expand_args_builtin): Ditto.
1215 (ix86_expand_round_builtin): Ditto.
1216 (ix86_expand_special_args_builtin): Ditto.
1217 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
1218 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
1219 (udivmodqi4): Ditto.
1220 (absneg splitters): Ditto.
1221 (*jcc_bt<mode>_1): Ditto.
1223 2016-04-19 Richard Biener <rguenther@suse.de>
1225 PR tree-optimization/70724
1226 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
1227 restoring out from ...
1228 (free_scc_vn): ... here.
1229 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
1230 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
1232 (pass_fre::execute): Restore SSA info.
1234 2016-04-19 Richard Biener <rguenther@suse.de>
1236 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
1237 * gimple-walk.c (walk_gimple_op): Initialize it.
1238 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
1239 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
1240 remapping SSA names of defs.
1241 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
1244 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
1247 * lra-constraints.c (equiv_substition_p): New.
1248 (process_alt_operands): Use it.
1249 (swap_operands): Swap it.
1250 (curr_insn_transform): Update it.
1252 2016-04-18 Michael Matz <matz@suse.de>
1254 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
1255 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
1256 * tree-core.h (tree_type_common.align): Use bit-field.
1257 (tree_type_common.spare): New.
1258 (tree_decl_common.off_align): Make smaller.
1259 (tree_decl_common.align): Use bit-field.
1261 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
1262 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
1263 (scan_sharing_clauses): Ditto.
1264 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1265 (omp_finish_file): Ditto.
1266 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
1267 (layout_decl): Ditto.
1268 (relayout_decl): Ditto.
1269 (finalize_record_size): Use SET_TYPE_ALIGN.
1270 (finalize_type_size): Ditto.
1271 (finish_builtin_struct): Ditto.
1272 (layout_type): Ditto.
1273 (initialize_sizetypes): Ditto.
1274 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
1275 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
1276 (lookup_field_for_decl): Use SET_DECL_ALIGN.
1277 (get_chain_field): Ditto.
1278 (get_trampoline_type): Ditto.
1279 (get_nl_goto_field): Ditto.
1280 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1282 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
1283 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
1284 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1285 (build_qualified_type): Use SET_TYPE_ALIGN.
1286 (build_aligned_type, build_range_type_1): Ditto.
1287 (build_atomic_base): Ditto.
1288 (build_common_tree_nodes): Ditto.
1289 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
1290 (expand_one_stack_var_at): Ditto.
1291 * coverage.c (build_var): Use SET_DECL_ALIGN.
1292 * except.c (init_eh): Ditto.
1293 * function.c (assign_parm_setup_block): Ditto.
1294 * symtab.c (increase_alignment_1): Ditto.
1295 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
1296 * tree-vect-stmts.c (ensure_base_align): Ditto.
1297 * varasm.c (align_variable): Ditto.
1298 (assemble_variable): Ditto.
1299 (build_constant_desc): Ditto.
1300 (output_constant_def_contents): Ditto.
1302 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
1303 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
1304 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
1305 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
1306 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
1308 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
1311 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
1312 replace %vmovsd with "%vmovq".
1313 (vec_concatv2df): Likewise.
1315 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
1317 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
1318 (*vec_extractv2si_0): Ditto.
1319 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
1320 (zero_extended_scalar_load_operand splitters): Ditto.
1321 (vec_extract splitters): Ditto.
1322 (*vec_extractv4si_0_zext): Ditto.
1323 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
1325 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
1326 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
1327 (*sse4_1_extractps): Use lowpart_subreg.
1329 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1331 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
1333 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
1334 Mention Solaris 11 packaging changes.
1335 Update gas and gld requirements.
1336 Remove reference to pre-Solaris 10 bug.
1337 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
1339 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
1342 2016-04-17 Jan Hubicka <jh@suse.cz>
1344 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
1345 max_loop_iterations_int.
1347 2016-04-18 Richard Biener <rguenther@suse.de>
1349 PR tree-optimization/43434
1350 * tree-ssa-structalias.c (struct vls_data): New.
1351 (visit_loadstore): Handle all pointer-based accesses.
1352 (compute_dependence_clique): Compute a bitmap of restrict tags
1353 assigned bases and pass it to visit_loadstore.
1355 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
1358 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
1359 armv8.1-a and armv8.1-a+crc.
1361 2016-04-18 Richard Biener <rguenther@suse.de>
1363 PR tree-optimization/70701
1364 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
1365 references after translating through a memcpy.
1367 2016-04-18 Richard Biener <rguenther@suse.de>
1369 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
1370 (compute_antic): ... here. For partial antic use regular
1371 postorder and scrap iteration.
1372 (compute_partial_antic_aux): Remove unused return value.
1373 (init_pre): Do not allocate postorder.
1374 (fini_pre): Do not free postorder.
1376 2016-04-18 Richard Biener <rguenther@suse.de>
1379 * expmed.c (extract_bit_field_1): Remove broken case
1380 using a wider MODE_INT mode.
1382 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
1384 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
1385 unless compiling with at least GCC-4.8.
1387 2016-04-17 Jan Hubicka <jh@suse.cz>
1390 * graphite.c (graphite_finalize): Update call to
1391 tree_estimate_probability.
1392 * predict.h (tree_estimate_probability): Update prototype.
1394 2016-04-17 Jan Hubicka <jh@suse.cz>
1396 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
1397 (tree_estimate_probability): Likewise.
1398 (pass_profile::execute): Update.
1399 (report_predictor_hitrates): New function.
1400 * profile.c (compute_branch_probabilities): Use it.
1401 * predict.h (report_predictor_hitrates): Declare.
1403 2016-04-17 Jan Hubicka <jh@suse.cz>
1406 * cgraph.h (cgraph_node::set_const_flag,
1407 cgraph_node::set_pure_flag): Update prototype to return bool;
1409 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
1410 of interposable symbol are interposable, too.
1411 (cgraph_set_const_flag_1): Rename to ...
1412 (set_const_flag_1): ... this one; change to self recursive function
1413 instead of call_for_symbol_thunks_and_aliases. Handle correctly
1414 clearnig the flag in all variants and also virtual thunks of const
1415 functions are pure; track if any change was done.
1416 (cgraph_node::set_const_flag): Update.
1417 (struct set_pure_flag_info): New struct.
1418 (cgraph_set_pure_flag_1): Rename to ...
1419 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
1420 rather than pointer encoded flags; track if any changes was done;
1421 handle correctly clearning flag and setting flag of aliases already
1423 (cgraph_node::set_pure_flag): Update.
1424 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
1426 2016-04-17 Tom de Vries <tom@codesourcery.com>
1429 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
1432 2016-04-17 Tom de Vries <tom@codesourcery.com>
1434 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
1435 '{}<> ' as escape-for-record.
1437 2016-04-17 Tom de Vries <tom@codesourcery.com>
1439 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
1442 2016-04-17 Tom de Vries <tom@codesourcery.com>
1445 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
1446 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
1447 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
1448 * passes.c (finish_optimization_passes): Only call
1449 finish_graph_dump_file if dfi->graph_dump_initialized.
1450 (execute_function_dump, pass_init_dump_file): Use
1451 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
1453 2016-04-17 Tom de Vries <tom@codesourcery.com>
1455 PR tree-optimization/70256
1456 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
1457 (debug_varmap): New function.
1459 2016-04-17 Tom de Vries <tom@codesourcery.com>
1462 * passes.c (pass_manager::register_pass): Propagate pflags.
1464 2016-04-17 Tom de Vries <tom@codesourcery.com>
1467 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
1468 * passes.c (pass_manager::pass_manager): Declare and init p_start in
1469 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
1470 check if it's equal to p_start.
1471 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
1473 2016-04-15 Jan Hubicka <jh@suse.cz>
1476 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
1477 function does not bind to current def.
1478 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
1479 handle conservatively calls to functions that does not need to bind
1481 (check_call): Update call of worse_state.
1482 (ignore_edge_for_nothrow): Update.
1483 (ignore_edge_for_pure_const): Likewise.
1484 (propagate_pure_const): Update calls to worse_state.
1485 (skip_function_for_local_pure_const): Reformat comments.
1487 2016-04-15 Jan Hubicka <jh@suse.cz>
1490 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
1491 (cgraph_node::function_symbol): Likewise.
1492 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
1493 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
1494 (symtab_node::ultimate_alias_target): Add REF parameter.
1495 (symtab_node::binds_to_current_def_p): Declare.
1496 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
1497 (cgraph_node::function_symbol): Likewise.
1498 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
1499 (cgraph_node::get_availability): Likewise.
1500 (cgraph_edge::binds_to_current_def_p): New inline function.
1501 (varpool_node::get_availability): Add REF parameter.
1502 (varpool_node::ultimate_alias_target): Likewise.
1503 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
1504 (symtab_node::binds_to_current_def_p): Likewise.
1505 * varpool.c (varpool_node::get_availability): Likewise.
1507 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
1510 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
1511 Fix mode size check.
1513 2016-04-15 Jakub Jelinek <jakub@redhat.com>
1515 * BASE-VER: Set to 7.0.0.
1517 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
1519 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
1521 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1523 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
1524 architecture revisions.
1526 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
1528 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
1529 * config/i386/i386.c (ix86_using_red_zone): No longer static.
1530 * config/i386/i386.md (stack decrement to push peepholes): Guard
1531 with !x86_using_red_zone ().
1533 2016-04-15 Jakub Jelinek <jakub@redhat.com>
1536 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
1537 to dump_generic_node.
1538 (NIY): Pass also flags to do_niy.
1540 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
1542 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
1543 (simd_clone_vector_of_formal_parm_types)
1544 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
1545 (simd_clone_mangle, simd_clone_create)
1546 (simd_clone_adjust_return_type, create_tmp_simd_array)
1547 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
1548 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
1549 (ipa_simd_modify_function_body, simd_clone_linear_addend)
1550 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
1551 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
1552 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
1553 * omp-simd-clone.c: ... this new file.
1554 (simd_clone_vector_of_formal_parm_types): Make it static.
1555 * Makefile.in (OBJS): Add omp-simd-clone.o.
1557 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
1560 * config/i386/sse.md: Use proper memory operand modifiers.
1563 2016-04-15 Richard Biener <rguenther@suse.de>
1564 Alan Modra <amodra@gmail.com>
1566 PR tree-optimization/70130
1567 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
1568 when alignment stays not the same and no not use the realign
1571 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1574 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1575 direct move handlers for KFmode. Change TFmode handlers test from
1576 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
1578 2016-04-14 Jakub Jelinek <jakub@redhat.com>
1581 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
1582 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
1583 (inlined_polymorphic_ctor_dtor_block_p): Use it.
1584 * tree-ssa-live.c (remove_unused_scope_block_p): When
1585 in_ctor_dtor_block, avoid discarding not just BLOCKs with
1586 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
1587 block_ultimate_origin is FUNCTION_DECL.
1588 (remove_unused_locals): If current_function_decl is
1589 polymorphic_ctor_dtor_p, pass initial true to
1590 remove_unused_scope_block_p' is_ctor_dtor_block.
1592 2016-04-14 Martin Sebor <msebor@redhat.com>
1597 * doc/extend.texi (Variable Length): Revert.
1599 2016-04-14 Marek Polacek <polacek@redhat.com>
1600 Jan Hubicka <hubicka@ucw.cz>
1603 * tree.c (verify_type): Disable the canonical type of main variant
1606 2016-04-14 Jason Merrill <jason@redhat.com>
1608 * cfgexpand.c, expr.c: Revert previous change.
1610 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
1613 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
1614 when building a mem ref for the incoming reduction variable.
1616 2016-04-14 Richard Biener <rguenther@suse.de>
1618 PR tree-optimization/70614
1619 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
1620 loop if the evolution dropped to chrec_dont_know.
1621 (interpret_condition_phi): Likewise.
1623 2016-04-14 Richard Biener <rguenther@suse.de>
1625 PR tree-optimization/70623
1626 * tree-ssa-pre.c (changed_blocks): Make global ...
1627 (compute_antic): ... local here. Move and fix worklist
1628 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
1629 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
1630 worklist handling, dump when ANTIC_IN changed.
1631 (compute_partial_antic_aux): Remove worklist handling.
1632 (init_pre): Do not compute post dominators. Add a comment about
1633 the CFG order chosen.
1634 (fini_pre): Do not free post dominators.
1636 2016-04-13 Martin Sebor <msebor@redhat.com>
1641 * doc/extend.texi (Variable Length): Document C++ specifics.
1643 2016-04-13 Jakub Jelinek <jakub@redhat.com>
1646 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
1647 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
1648 eh edges have been purged.
1651 * tree-sra.c (create_access_replacement,
1652 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
1654 * tree-pretty-print.c (dump_fancy_name): New function.
1655 (dump_decl_name, dump_generic_node): Use it.
1657 2016-04-13 Jason Merrill <jason@redhat.com>
1659 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
1660 * expr.c (expand_expr_real_1): Likewise.
1662 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
1664 * config/i386/i386.md (kunpckhi): Swap operands.
1665 (kunpcksi): Likewise.
1666 (kunpckdi): Likewise.
1667 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
1668 (vec_pack_trunc_<mode>): Likewise.
1670 2016-04-13 Jakub Jelinek <jakub@redhat.com>
1673 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
1676 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
1677 gimplification turns some element into non-constant.
1680 * rtl.h (convert_memory_address_addr_space_1): New prototype.
1681 * explow.c (convert_memory_address_addr_space_1): No longer static,
1682 add NO_EMIT argument and don't call convert_modes if true, pass
1683 it down recursively, remove break after return.
1684 (convert_memory_address_addr_space): Adjust caller.
1685 * simplify-rtx.c (simplify_unary_operation_1): Call
1686 convert_memory_address_addr_space_1 instead of convert_memory_address,
1687 if it returns NULL, don't simplify.
1689 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
1692 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
1694 2016-04-12 Jakub Jelinek <jakub@redhat.com>
1696 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
1697 Bump the upper SIMDLEN limits, so that if the return type or
1698 characteristic type if the return type is void can be passed in
1699 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
1702 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1705 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
1706 Do not use "=" constraint on an input constraint.
1707 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
1708 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
1709 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
1710 generates (neg (abs ...)) instead of (abs ...).
1712 2016-04-12 Jakub Jelinek <jakub@redhat.com>
1714 PR rtl-optimization/70596
1715 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
1716 just invalidate LRA data and reset them. Adjust dump wording.
1718 2016-04-12 Martin Liska <mliska@suse.cz>
1721 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
1723 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
1725 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
1726 max_loop_iterations_int.
1727 (tree_unswitch_outer_loop): Likewise.
1728 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
1729 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
1731 2016-04-12 Tom de Vries <tom@codesourcery.com>
1733 PR tree-optimization/68756
1734 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
1735 instead of new_name.
1737 2016-04-12 Jakub Jelinek <jakub@redhat.com>
1739 PR tree-optimization/70602
1740 * tree-sra.c (generate_subtree_copies): Don't write anything into
1741 constant pool decls.
1743 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
1744 regardless whether there are depend clauses or not.
1746 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1749 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
1750 target attribute and pragma from changing the -mfloat128
1751 and -mfloat128-hardware options.
1753 * doc/extend.texi (Additional Floating Types): Document PowerPC
1754 __float128 restrictions.
1756 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
1759 * config/aarch64/driver-aarch64.c
1760 (aarch64_get_extension_string_for_isa_flags): New.
1761 (arch_extension): Rename to...
1762 (aarch64_arch_extension): ...This.
1763 (ext_to_feat_string): Rename to...
1764 (aarch64_extensions): ...This.
1765 (aarch64_core_data): Keep track of architecture extension flags.
1766 (cpu_data): Rename to...
1767 (aarch64_cpu_data): ...This.
1768 (aarch64_arch_driver_info): Keep track of architecture extension
1770 (get_arch_name_from_id): Rename to...
1771 (get_arch_from_id): ...This, change return type.
1772 (host_detect_local_cpu): Update and reformat for renames, handle
1773 extensions through common infrastructure.
1775 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
1778 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
1779 track of a canonical flag name.
1780 (all_extensions): Likewise.
1781 (arch_to_arch_name): Also track extension flags enabled by the arch.
1782 (all_architectures): Likewise.
1783 (aarch64_parse_extension): Move to here.
1784 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
1786 (aarch64_rewrite_selected_cpu): Update for above change.
1787 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
1788 are handled, such that the single explicit value enabled by an
1789 extension is kept seperate from the implicit values it also enables.
1790 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
1792 (aarch64_parse_extension): New.
1793 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
1794 here to config/aarch64/aarch64-protos.h.
1795 (aarch64_parse_extension): Move from here to
1796 common/config/aarch64/aarch64-common.c.
1797 (aarch64_option_print): Update.
1798 (aarch64_declare_function_name): Likewise.
1799 (aarch64_start_file): Likewise.
1800 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
1801 the canonical flag for extensions.
1802 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
1805 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
1807 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
1810 2016-04-09 Tom de Vries <tom@codesourcery.com>
1812 PR tree-optimization/68953
1813 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
1814 first to last subscript.
1816 2016-04-09 Jakub Jelinek <jakub@redhat.com>
1818 PR tree-optimization/70586
1819 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
1822 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
1826 PR tree-optimization/70373
1830 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
1831 clauses for acc parallel reductions as necessary. Error on those
1833 * omp-low.c (scan_sharing_clauses): Don't install variables which
1834 are used in acc parallel reductions.
1835 (lower_rec_input_clauses): Remove dead code.
1836 (lower_oacc_reductions): Add support for reference reductions.
1837 (lower_reduction_clauses): Remove dead code.
1838 (lower_omp_target): Don't remap variables appearing in acc parallel
1840 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
1842 2016-04-08 Jakub Jelinek <jakub@redhat.com>
1845 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
1846 with multiple SSA_NAME defs, force the outputs other than first
1847 to be live before calling live_track_process_def on each output.
1849 PR rtl-optimization/70574
1850 * fwprop.c (forward_propagate_and_simplify): Don't add
1851 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
1852 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
1853 paradoxical subregs within *loc.
1855 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
1857 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
1858 -ftree-parallelize-loops={0,1}.
1859 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
1860 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
1861 * config/ia64/hpux.h (LIB_SPEC): Likewise.
1862 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
1863 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
1865 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
1868 * asan.c (instrument_derefs): If we get unknown location, extract it
1870 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
1872 2016-04-08 Tom de Vries <tom@codesourcery.com>
1874 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
1875 implicit firstprivate clause.
1877 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1880 * config/arm/thumb2.md (tst + branch-> lsls + branch
1881 peephole below *orsi_not_shiftsi_si): Require that condition
1882 register is dead after the peephole.
1883 (second peephole after the above): Likewise.
1885 2016-04-08 Alan Modra <amodra@gmail.com>
1888 * builtins.c (fold_builtin_classify): For IBM extended precision,
1889 look at just the high-order double to test for NaN.
1890 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
1891 test just the high double for Inf but both doubles for subnormal
1894 2016-04-07 Jakub Jelinek <jakub@redhat.com>
1896 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
1897 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
1898 node->simdclone->mask_mode != VOIDmode masks.
1899 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
1900 earlier, use it instead of node->simdclone.
1901 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
1902 Set clonei->mask_mode.
1904 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
1907 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
1908 Pass it through to cp_parser_already_scoped_statement.
1909 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
1910 it through to cp_parser_statement.
1911 (cp_parser_statement): Pass IF_P through to
1912 cp_parser_iteration_statement.
1913 (cp_parser_pragma): Adjust call to
1914 cp_parser_iteration_statement.
1916 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
1919 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
1920 resolve a future -Wparentheses warning.
1921 * omp-low.c (scan_sharing_clauses): Likewise.
1922 * tree-parloops.c (eliminate_local_variables): Likewise.
1924 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
1926 PR rtl-optimization/70398
1927 * lra-constraints.c (process_address_1): Check zero scale and code
1928 for reloading with zero scale.
1930 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
1932 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
1933 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
1935 2016-04-06 Jakub Jelinek <jakub@redhat.com>
1937 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
1938 Add support for AVX512F clones, include them by default for
1939 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
1940 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
1944 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
1945 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
1946 firstprivate clauses.
1947 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
1948 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
1949 (lower_omp_target): Set TREE_NO_WARNING for
1950 non-addressable possibly uninitialized vars which are copied into
1951 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
1953 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
1955 * config/pa/predicates.md (integer_store_memory_operand): Accept
1956 REG+D operands with a large offset when reload_in_progress is true.
1957 (floating_point_store_memory_operand): Likewise.
1959 2016-04-05 Jakub Jelinek <jakub@redhat.com>
1962 * match.pd (nested int casts): Limit to GIMPLE.
1964 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
1967 * ipa-devirt.c (maybe_record_node): Fix comment; use
1968 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
1970 2016-04-05 Jakub Jelinek <jakub@redhat.com>
1972 PR rtl-optimization/70542
1973 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
1974 if there are any uses other than insn or debug insns.
1976 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
1977 Jakub Jelinek <jakub@redhat.com>
1979 PR tree-optimization/70509
1980 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
1981 Shift HOST_WIDE_INT_1U instead of 1.
1983 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
1985 PR tree-optimization/70509
1986 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
1987 of the vector base type for index.
1989 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
1992 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
1994 2016-04-05 Richard Biener <rguenther@suse.de>
1996 PR tree-optimization/70526
1997 * tree-sra.c (build_ref_for_offset): Use prev_base to
1998 extract the alias pointer type.
2000 2016-04-05 Richard Biener <rguenther@suse.de>
2002 * dse.c (struct store_info): Remove alias_set member.
2003 (struct read_info_type): Likewise.
2004 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
2005 spill_deleted, clear_alias_set_lookup): Remove.
2006 (get_group_info): Remove dead base == NULL_RTX case.
2007 (dse_step0): Remove initialization of removed variables.
2008 (delete_dead_store_insn): Reomve alias set dumping.
2009 (free_read_records): Remove alias_set handling.
2010 (canon_address): Remove alias_set_out parameter.
2011 (record_store): Remove spill_alias_set, it's always zero.
2012 (check_mem_read_rtx): Likewise.
2013 (dse_step2): Rename from ...
2014 (dse_step2_nospill): ... this. Adjust.
2015 (scan_stores): Rename from ...
2016 (scan_stores_nospill): ... this.
2017 (scan_reads): Rename from ...
2018 (scan_reads_nospill): ... this.
2019 (scan_stores_spill, scan_reads_spill): Remove.
2020 (dse_step3_scan): Remove for_spills argument which is always false.
2021 (dse_step3): Likewise.
2022 (dse_step5): Rename from ...
2023 (dse_step5_nospill): ... this. Remove alias_set handling.
2024 (rest_of_handle_dse): Adjust.
2026 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2029 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
2030 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
2031 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
2032 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
2034 2016-04-05 Richard Biener <rguenther@suse.de>
2037 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
2038 non-register type temporaries into SSA.
2040 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
2043 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
2044 calls when sanitizing.
2045 (possible_polymorphic_call_target_p): Fix formatting.
2047 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2048 Jakub Jelinek <jakub@redhat.com>
2051 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
2052 to ensure a call statement is compatible with a built-in's
2054 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
2057 2016-04-04 Richard Biener <rguenther@suse.de>
2059 PR rtl-optimization/70484
2060 * rtl.h (canon_output_dependence): Declare.
2061 * alias.c (canon_output_dependence): New function.
2062 * dse.c (record_store): Use canon_output_dependence rather
2063 than canon_true_dependence.
2065 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2068 * cgraph.h (symtab_node::copy_visibility_from): New function.
2069 * symtab.c (symtab_node::copy_visibility_from): New function.
2070 * ipa-visibility.c (optimize_weakref): New function.
2071 (function_and_variable_visibility): Use it.
2073 2016-04-04 Martin Liska <mliska@suse.cz>
2076 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
2077 value that is really in range handled by SBR instruction.
2078 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
2079 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
2080 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
2082 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
2086 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
2087 set, but not for SP_REG operands.
2089 2016-04-02 Martin Sebor <msebor@redhat.com>
2092 * fold-const.c (maybe_nonzero_address): New function.
2093 (fold_comparison): Call it. Fold equality and relational
2094 expressions involving null pointers.
2095 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
2097 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
2099 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
2100 the "Y" constraint (scalar FP 0.0 immediate).
2102 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
2103 Add the "const_double" to the list of operand constraints.
2105 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2107 PR rtl-optimization/70467
2108 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
2109 If low word of the last operand is 0, just emit addition/subtraction
2112 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2115 * config/s390/s390.c (s390_expand_insv): Check for everything
2116 constant instead of just VOIDmode stuff.
2118 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2121 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
2123 2016-04-01 Nathan Sidwell <nathan@acm.org>
2125 * tree.def (TRY_CATCH_EXPR): Correct documentation.
2127 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
2129 PR rtl-optimization/70461
2130 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
2133 2016-03-31 Martin Liska <mliska@suse.cz>
2136 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
2137 a tree value or an immediate integer value to a buffer
2138 that is eventually copied to a BRIG section.
2139 (emit_immediate_operand): Call the function here.
2140 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
2141 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
2142 of class' fields that are removed.
2143 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
2144 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
2145 m_brig_repr_size fields.
2147 2016-03-31 Martin Liska <mliska@suse.cz>
2150 * hsa-gen.c (hsa_function_representation::update_dominance): New
2152 (convert_addr_to_flat_segment): Likewise.
2153 (gen_hsa_memory_set): New alignment argument.
2154 (gen_hsa_ctor_assignment): Likewise.
2155 (gen_hsa_insns_for_single_assignment): Provide alignment
2156 to gen_hsa_ctor_assignment.
2157 (gen_hsa_insns_for_direct_call): Add new argument.
2158 (expand_lhs_of_string_op): New function.
2159 (expand_string_operation_builtin): Likewise.
2160 (expand_memory_copy): New function.
2161 (expand_memory_set): New function.
2162 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
2163 (convert_switch_statements): Change signature.
2164 (generate_hsa): Use a return value of the function.
2165 (pass_gen_hsail::execute): Do not call
2166 convert_switch_statements here.
2167 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
2168 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
2169 (hsa_function_representation::update_dominance): New function.
2171 2016-03-31 Martin Liska <mliska@suse.cz>
2174 * hsa-brig.c (emit_directive_variable): Emit alignment
2175 according to hsa_symbol::m_align.
2176 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
2177 (dump_hsa_symbol): Dump alignment of HSA symbols.
2178 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
2179 (gen_hsa_addr_with_align): New function.
2180 (hsa_bitmemref_alignment): Use newly added function.
2181 (gen_hsa_insns_for_load): Likewise.
2182 (gen_hsa_insns_for_store): Likewise.
2183 (gen_hsa_memory_copy): New argument added.
2184 (gen_hsa_insns_for_single_assignment): Respect
2185 alignment for assignments processed via gen_hsa_memory_copy.
2186 (gen_hsa_insns_for_direct_call): Likewise.
2187 (gen_hsa_insns_for_return): Likewise.
2188 (gen_function_def_parameters): Set default alignment.
2189 * hsa.c (hsa_object_alignment): New function.
2190 (hsa_byte_alignment): Pasted function.
2191 * hsa.h (hsa_symbol::m_align): New field.
2193 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2195 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
2196 scratch field for goto case.
2198 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
2200 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
2202 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
2205 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
2206 (scalar_chain::convert_insn): Call convert_op for reg
2207 moves to handle undefined registers.
2209 2016-03-31 Nathan Sidwell <nathan@acm.org>
2212 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
2213 Assert we don't want to move backwards.
2215 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
2218 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
2220 2016-03-31 Jakub Jelinek <jakub@redhat.com>
2222 PR rtl-optimization/70460
2223 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
2224 with operand from REG_LABEL_OPERAND, instead substitute
2225 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
2226 Don't do anything for REG_NON_LOCAL_GOTO jumps.
2228 2016-03-31 Martin Liska <mliska@suse.cz>
2230 * passes.c (execute_one_pass): Do not call
2231 todo_after for a discarded function.
2233 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2235 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
2236 (no_cost, infinite_cost): Initialize the new field.
2237 (get_computation_cost_at): Record setup cost.
2238 (determine_use_iv_cost_address): Skip cost computation for sub
2239 uses if we can estimate it without losing accuracy.
2241 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2243 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
2245 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
2246 max_loop_iterations_int.
2247 (tree_unswitch_outer_loop): Likewise.
2248 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2249 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2251 2016-03-30 Richard Biener <rguenther@suse.de>
2254 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
2256 2016-03-30 Jakub Jelinek <jakub@redhat.com>
2259 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
2260 in gen_blendm expander.
2262 2016-03-30 Nick Clifton <nickc@redhat.com>
2265 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
2266 case where we are already provided with an SImode SUBREG.
2268 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
2271 * config/i386/i386.c (ix86_expand_epilogue): Properly check
2272 conflict between DRAP register and __builtin_eh_return.
2274 2016-03-30 Michael Matz <matz@suse.de>
2275 Richard Biener <rguenther@suse.de>
2278 * ipa-polymorphic-call.c (struct type_change_info): Change
2279 speculative to an unsigned allowing to limit the work we do.
2280 (csftc_abort_walking_p): New inline function..
2281 (check_stmt_for_type_change): Limit the number of may-defs
2282 skipped for speculative devirtualization to
2283 max-speculative-devirt-maydefs.
2284 * params.def (max-speculative-devirt-maydefs): New param.
2285 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
2287 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
2290 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
2293 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
2295 PR tree-optimization/59124
2296 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
2297 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
2299 2016-03-29 Jeff Law <law@redhat.com>
2301 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
2303 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
2305 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
2308 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
2310 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
2311 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
2312 gcrt0.o if linking dynamically.
2314 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
2317 * ipa-devirt.c (methods_equal_p): New function.
2318 (compare_virtual_tables): Use it.
2319 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
2320 * cgraphclones.c (clone_function_name_1): Use
2321 symbol_table::symbol_suffix_separator.
2322 * coverage.c (build_var): Likewise.
2323 * symtab.c (symbol_table::symbol_suffix_separator): New.
2325 2016-03-29 Jakub Jelinek <jakub@redhat.com>
2327 PR rtl-optimization/70429
2328 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
2329 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
2330 mode != result_mode.
2333 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
2335 PR tree-optimization/70405
2336 * ssa-iterators.h (num_imm_uses): Add missing braces.
2338 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
2340 PR rtl-optimization/68695
2341 * ira-color.c (allocno_copy_cost_saving): New.
2342 (improve_allocation): Use it.
2344 2016-03-29 Richard Henderson <rth@redhat.com>
2347 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
2349 2016-03-29 Richard Biener <rguenther@suse.de>
2352 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
2353 use alignment returned by get_pointer_alignment_1 if it is
2354 bigger than BITS_PER_UNIT.
2355 * builtins.c (get_pointer_alignment_1): Do not return true
2356 for alignment extracted from SSA info.
2358 2016-03-28 James Bowman <james.bowman@ftdichip.com>
2360 * config/ft32/ft32.opt (mnodiv): New.
2361 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
2362 * doc/invoke.texi (FT32 Options -mnodiv): New.
2364 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
2367 * config/i386/i386.md (define_split, andn): Fix modes.
2369 2016-03-26 Richard Biener <rguenther@suse.de>
2370 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2373 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
2375 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
2376 as 2nd argument to cl_optimization_restore().
2378 2016-03-25 Richard Henderson <rth@redhat.com>
2381 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
2382 * config/aarch64/aarch64-protos.h: Declare it.
2383 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
2385 2016-03-25 Alan Modra <amodra@gmail.com>
2388 * config/rs6000/constraints.md (j): Simplify.
2389 * config/rs6000/predicates.md (easy_fp_constant): Exclude
2391 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
2392 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
2393 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
2394 in all constraint alternatives.
2395 (movtd_64bit_nodm): Delete "j" constraint alternative.
2397 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
2399 * tree-ssa-propagate.c: Enhance docs for
2400 SSA_PROP_NOT_INTERESTING.
2402 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
2404 * doc/extend.texi: Fix typo in documentation to pure attribute.
2406 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
2409 * config/pa/pa.md (bswapdi2): Use a scratch register.
2411 2016-03-24 Richard Henderson <rth@redhat.com>
2414 * fold-const.c (extract_muldiv_1): Correct test for multiplication
2417 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
2419 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
2420 using ix86_expand_binary_operator instead of gen_andsi3.
2422 2016-03-24 Richard Biener <rguenther@suse.de>
2424 PR tree-optimization/70396
2425 * tree-vect-stmts.c (vectorizable_comparison): Use
2426 get_vectype_for_scalar_type.
2428 2016-03-24 Richard Biener <rguenther@suse.de>
2431 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
2432 with register bases.
2434 2016-03-24 Richard Biener <rguenther@suse.de>
2436 PR tree-optimization/70372
2437 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
2438 build_all_ones_cst to also handle vector types correctly.
2440 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2443 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
2446 2016-03-23 Marek Polacek <polacek@redhat.com>
2449 * doc/invoke.texi: Document -Wignored-attributes.
2451 2016-03-23 Bin Cheng <bin.cheng@arm.com>
2453 PR tree-optimization/69042
2454 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
2455 parameter from 30 to 40.
2457 2016-03-23 Bin Cheng <bin.cheng@arm.com>
2459 PR tree-optimization/69042
2460 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
2461 for use with constant offset stripped in base.
2463 2016-03-23 Richard Biener <rguenther@suse.de>
2466 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
2467 mode compatibility check.
2468 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
2470 2016-03-23 Jeff Law <law@redhat.com>
2472 PR tree-optimization/64058
2473 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
2475 (struct ssa_conflicts): Move up earlier in the file.
2476 (conflicts_, var_map_): New static variables.
2477 (initialize_conflict_count): New function to initialize the
2478 CONFLICT_COUNT field for each conflict pair.
2479 (compare_pairs): Lazily initialize the conflict count and use it
2480 as the first tie-breaker.
2481 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
2482 and wipe conflicts_ and map_ around the call to qsort. Remove
2483 special case for 2 coalesce pairs.
2484 * bitmap.c (bitmap_count_unique_bits): New function.
2485 (bitmap_count_bits_in_word): New function, extracted from
2487 (bitmap_count_bits): Use bitmap_count_bits_in_word.
2488 * bitmap.h (bitmap_count_unique_bits): Declare it.
2490 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
2493 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
2494 transparent alias chain for decl assembler name.
2495 * config/sol2.c (solaris_assemble_visibility): Likewise.
2497 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2499 * config/arm/arm1020e.md (1020call_op): Reduce reservation
2501 (v10_fdivs): Likewise.
2502 (v10_fdivd): Likewise.
2504 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2507 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
2508 to not call fclose twice on file.
2510 2016-03-23 Jakub Jelinek <jakub@redhat.com>
2512 PR tree-optimization/70354
2513 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
2514 oprnd0 is wider than oprnd1 and there is a cast from the wider
2515 type to oprnd1, mask it with the mask of the narrower type.
2518 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
2519 Optimize TARGET_STV splitters, if high or low word of last argument
2522 2016-03-22 Jeff Law <law@redhat.com>
2525 tree-ssa-threadbackward.c
2526 (fsm_find_control_statement_thread_paths): Correctly distinguish
2527 between old style jump threads vs FSM jump threads.
2529 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
2532 * config/i386/i386.c (scalar_chain::convert_op): Support
2533 uninitialized register usage case.
2535 2016-03-22 Richard Biener <rguenther@suse.de>
2538 * genmatch.c (gen_transform): Adjust last parameter to a three-state
2540 (capture::gen_transform): ... to change behavior when substituting
2541 a condition into cond or not-cond expr context.
2542 (dt_simplify::gen_1): Adjust.
2543 * gimple-match-head.c: Include gimplify.h for unshare_expr.
2544 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
2545 last change and instead change to
2546 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
2547 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
2549 2016-03-22 Anthony Green <green@moxielogic.com>
2551 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
2552 issue for moxiebox targets.
2553 (CC1PLUS_SPEC): Ditto.
2555 2016-03-22 Richard Biener <rguenther@suse.de>
2558 * fold-const.c (extract_muldiv_1): Properly perform multiplication
2561 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
2563 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
2565 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
2568 * config/i386/i386.c (def_builtin): Handle
2569 OPTION_MASK_ISA_AVX512VL to be and-ed with other
2571 (const struct builtin_description bdesc_special_args[]):
2572 Remove duplicate ISA bits.
2574 2016-03-22 Jakub Jelinek <jakub@redhat.com>
2577 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
2578 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
2579 in a way that works also for AVX512BW.
2582 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
2583 instead of source if operands[1] is xmm16 and above and
2584 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
2585 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
2588 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
2589 on assign if (*from_p) is a comparison, set it to
2590 TREE_NO_WARNING (*from_p).
2592 2016-03-21 Jakub Jelinek <jakub@redhat.com>
2595 * lra.c (restore_scratches): Ignore deleted insns.
2597 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
2598 Jakub Jelinek <jakub@redhat.com>
2600 PR tree-optimization/70317
2601 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
2604 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
2607 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
2608 of ix86_expand_move.
2610 (movti): Use general_operand for operand 1 predicate.
2612 2016-03-21 Martin Liska <mliska@suse.cz>
2614 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
2616 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
2618 2016-03-21 Martin Liska <mliska@suse.cz>
2621 * ipa-icf.c (sem_function::parse): Skip static
2622 constructors and destructors.
2624 2016-03-21 Jakub Jelinek <jakub@redhat.com>
2627 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
2628 function-like macro, peek following token(s) if it is followed
2629 by CPP_OPEN_PAREN token with optional padding in between, and
2630 if not, don't treat it like a macro.
2632 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
2633 Alexander Monakov <amonakov@ispras.ru>
2635 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
2636 for the stabs debug format.
2638 2016-03-21 Richard Biener <rguenther@suse.de>
2640 PR tree-optimization/70310
2641 * tree-vect-generic.c (expand_vector_condition): Fold the built
2644 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
2647 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
2648 Block third alternative for AVX-512VL target,
2650 2016-03-21 Martin Liska <mliska@suse.cz>
2653 * hsa-brig.c (emit_function_directives): Mark unemitted
2654 global variables for emission.
2655 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
2656 (get_symbol_for_decl): Likewise.
2657 * hsa.h (struct hsa_symbol): New flag.
2659 2016-03-21 Richard Biener <rguenther@suse.de>
2661 PR tree-optimization/70288
2662 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
2663 we do not estimate unsimplified all-constant conditionals or
2664 switches as optimized away.
2666 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
2668 PR rtl-optimization/69102
2669 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
2670 when we have a readonly dependency context.
2672 2016-03-18 Jeff Law <law@redhat.com>
2674 PR rtl-optimization/70263
2675 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
2676 (update_equiv_regs): When trying to move a store to after the insn
2677 that sets the source of the store, make sure the store occurs after
2678 the insn that sets the source of the store. When successful note
2679 the REG_EQUIV note created in the dump file.
2681 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
2682 Bernd Schmidt <bschmidt@redhat.com>
2684 * doc/extend.texi: Document more potential problems with basic asms.
2686 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
2688 PR rtl-optimization/70278
2689 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
2692 2016-03-18 Jason Merrill <jason@redhat.com>
2694 * calls.c (load_register_parameters): Fix zero size sibcall logic.
2696 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
2698 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
2699 values to 128b regs.
2701 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
2703 PR tree-optimization/70252
2704 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
2705 boolean vector has a proper number of elements.
2706 (supportable_narrowing_operation): Likewise.
2708 2016-03-18 Tom de Vries <tom@codesourcery.com>
2711 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
2713 2016-03-18 Jakub Jelinek <jakub@redhat.com>
2715 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
2716 instead of replace_rtx for DEBUG_INSNs.
2718 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2720 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
2721 load type reservations.
2723 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
2726 * config/pa/constraints.md: Revert 2015-02-13 change. Use
2727 define_constraint for "Q" and "T" constraints.
2729 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
2731 Tweak the pipeline model for Exynos M1
2733 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
2736 2016-03-17 David Malcolm <dmalcolm@redhat.com>
2739 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
2740 where one or both locations aren't within a line_map.
2742 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
2745 * opts.c (finish_options): Don't set flag_pie to the default if
2746 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
2749 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
2751 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
2752 true as ALL_REGS argument to replace_rtx.
2754 2016-03-17 Richard Biener <rguenther@suse.de>
2757 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
2760 2016-03-17 Jakub Jelinek <jakub@redhat.com>
2763 * rtl.h (replace_rtx): Add ALL_REGS argument.
2764 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
2765 equality and assert mode is the same, instead of just rtx pointer
2767 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
2768 true as ALL_REGS argument to replace_rtx.
2770 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
2772 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
2773 for boolean vector with vector mode only.
2774 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
2776 2016-03-17 Nick Clifton <nickc@redhat.com>
2779 * config/rx/rx.c (rx_print_integer): Print negative constants in
2782 2016-03-17 Jakub Jelinek <jakub@redhat.com>
2785 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
2787 2016-03-16 Richard Henderson <rth@redhat.com>
2788 Richard Biener <rguenth@suse.de>
2793 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
2794 first operand as is_gimple_condexpr.
2799 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
2800 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
2801 Do not gimplify the result.
2802 (do_unop): Adjust call to tree_vec_extract.
2803 (do_binop): Likewise.
2804 (do_compare): Likewise.
2805 (do_plus_minus): Likewise.
2806 (do_negate): Likewise.
2807 (expand_vector_condition): Likewise.
2808 (do_cond): Likewise.
2810 2016-03-16 Richard Henderson <rth@redhat.com>
2813 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
2814 (aarch64_classify_address): Use it.
2815 (aarch64_legitimize_address): Force all subexpressions of PLUS
2816 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
2818 2016-03-16 Jakub Jelinek <jakub@redhat.com>
2819 Richard Biener <rguenth@suse.de>
2822 * rtlanal.c (replace_rtx): For REG, if from is a REG,
2823 return to even if only REGNO is equal, and assert
2826 2016-03-11 Jeff Law <law@redhat.com>
2828 PR rtl-optimization/70224
2829 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
2831 2016-03-16 Richard Henderson <rth@redhat.com>
2834 * function.h (struct function): Add has_forced_label_in_static.
2835 * gimplify.c (force_labels_r): Set it.
2836 * lto-streamer-in.c (input_struct_function_base): Read it.
2837 * lto-streamer-out.c (output_struct_function_base): Write it.
2838 * tree-inline.c (has_label_address_in_static_1): Remove.
2839 (copy_forbidden): Remove fndecl parameter; test
2840 has_forced_label_in_static.
2841 (inline_forbidden_p): Update call to copy_forbidden.
2842 (tree_versionable_function_p): Likewise.
2843 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
2844 (chkp_versioning): Likewise.
2845 * tree-inline.h (copy_forbidden): Update decl.
2847 2016-03-16 Marek Polacek <polacek@redhat.com>
2850 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
2851 function being thunked if the result type doesn't have fixed size.
2852 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
2853 doesn't have fixed size.
2855 2016-03-16 Bin Cheng <bin.cheng@arm.com>
2857 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
2858 reporting malformed loop nest.
2860 2016-03-16 Tom de Vries <tom@codesourcery.com>
2863 * ipa-devirt.c (possible_polymorphic_call_targets): Move
2864 nodes.length () == 1 test to before first nodes[0] access.
2866 2016-03-16 Tom de Vries <tom@codesourcery.com>
2868 PR tree-optimization/68715
2869 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
2872 2016-03-16 Tom de Vries <tom@codesourcery.com>
2874 PR tree-optimization/68809
2875 * graphite-scop-detection.c (same_close_phi_node): Test if result types
2878 2016-03-16 Carlos O'Donell <carlos@redhat.com>
2879 Sandra Loosemore <sandra@codesourcery.com>
2881 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
2882 on leaf attribute. Mention ELF interposition problems.
2884 2016-03-16 Alan Modra <amodra@gmail.com>
2886 PR rtl-optimization/69195
2887 PR rtl-optimization/47992
2888 * ira.c (indirect_jump_optimize): Ignore artificial defs.
2891 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
2894 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
2896 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2898 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
2900 2016-03-15 Jakub Jelinek <jakub@redhat.com>
2902 PR rtl-optimization/70222
2903 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
2904 optimization if mode is different from result_mode, queue up masking
2905 of the result in outer_op. Formatting fix.
2908 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
2911 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
2913 PR rtl-optimization/69032
2914 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
2915 looping backwards over basic block insns.
2917 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
2920 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
2921 to non-speculative when propagating trap bits.
2923 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
2925 PR rtl-optimization/63384
2926 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
2929 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
2932 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
2933 factored out from ...
2934 (sched_analyze_insn): ... here.
2935 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
2936 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
2937 get_implicit_reg_pending_clobbers in it.
2938 (setup_id_reg_sets): Use setup_id_implicit_regs.
2939 (deps_init_id): Ditto.
2941 2016-03-15 Tom de Vries <tom@codesourcery.com>
2944 * cgraph.c (cgraph_node::get_body): Save, reset and restore
2946 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
2947 execute_function_dump.
2948 (execute_one_pass): Don't dump function if it will be dumped after ipa
2951 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
2953 * genrecog.c (match_pattern_2): If pred is NULL don't call
2954 safe_predicate_mode on it.
2956 2016-03-14 Jakub Jelinek <jakub@redhat.com>
2959 * lra-constraints.c (delete_move_and_clobber): Change assertion
2960 to also allow dregno == 0.
2962 2016-03-14 Richard Henderson <rth@redhat.com>
2965 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
2966 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
2967 (reassociate_bb): Use optimize_vec_cond_expr; avoid
2968 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
2971 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
2974 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
2976 (lra_create_live_ranges_1): initialize hard register biggest_mode to
2978 * lra-constraints.c (split_reg): For hard regs, try to find the
2979 biggest single-register mode used in the function.
2981 2016-03-14 Richard Biener <rguenther@suse.de>
2983 PR tree-optimization/56365
2984 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
2985 constants to compare against.
2987 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
2990 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
2991 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
2992 (define_split for the GPR case): Use int_reg_operand instead of
2993 gpc_reg_operand for the output.
2995 2016-03-14 Tom de Vries <tom@codesourcery.com>
2997 PR tree-optimization/70045
2998 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
2999 create_empty_if_region_on_edge argument.
3001 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
3003 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
3004 (STACK_CHECK_PROTECT): Likewise.
3005 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3006 (STACK_CHECK_PROTECT): Likewise.
3007 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3008 (STACK_CHECK_PROTECT): Likewise.
3009 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
3010 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
3011 (STACK_CHECK_PROTECT): Likewise.
3013 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
3015 PR rtl-optimization/69307
3016 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
3017 registers in modes that span more than one register.
3019 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
3022 * lra-constraints.c (delete_move_and_clobber): New.
3023 (remove_inheritance_pseudos): Use it.
3025 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
3028 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
3029 the libcall is LCT_THROW.
3030 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
3031 for the checking routine.
3033 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3036 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
3037 optimization if we have direct move.
3038 (roundu32<mode>2_fprs): Likewise.
3040 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
3043 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
3045 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
3046 Arguments swapped. All callers changed. Take reg_renumber into
3047 account, and Calculate and compare register ranges for hard regs.
3049 2016-03-11 Jeff Law <law@redhat.com>
3051 PR tree-optimization/70190
3052 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3053 Handle cases where we can not extract the taken edge, even though we
3054 found a constant value.
3056 PR tree-optimization/64058
3057 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
3058 (num_coalesce_pairs): Move up earlier in file.
3059 (find_coalesce_pair): Initialize the INDEX field for each pair
3061 (compare_pairs): No longer sort on the elements in each pair.
3062 Instead break ties with the index of the coalesce pair.
3064 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3067 * config/aarch64/aarch64-protos.h
3068 (aarch64_save_restore_target_globals): New prototype.
3069 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
3070 Call the above when popping pragma.
3071 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
3073 (aarch64_set_current_function): Rewrite using the above.
3075 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3077 PR tree-optimization/70177
3078 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
3079 (extract_ops_from_tree): ... this. In the 2 argument
3080 overload remove _1 suffix.
3081 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
3082 (extract_ops_from_tree): ... this.
3083 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
3085 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3086 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
3087 extract_ops_from_tree instead of 2 operand one.
3089 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
3091 PR tree-optimization/70013
3092 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
3093 for constant-pool entries.
3095 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3097 PR rtl-optimization/70174
3098 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
3099 followed by gen_lowpart on force_reg instead of just gen_lowpart.
3101 PR tree-optimization/70169
3102 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
3103 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
3106 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
3107 Jakub Jelinek <jakub@redhat.com>
3110 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
3111 of uninitialized values.
3113 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3115 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
3117 ("*trunctddd2"): New pattern definition.
3118 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
3121 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3123 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
3124 definitions for BFP and DFP rounding modes.
3125 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3126 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
3127 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
3128 ("fix_trunctf<mode>2"): Use the new constants instead of magic
3131 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3133 * config/s390/constraints.md: Adjust comment.
3134 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
3135 s390_decompose_addrstyle_without_index.
3136 * config/s390/predicates.md (shift_count_or_setmem_operand):
3137 Rename to setmem_operand.
3138 * config/s390/s390-protos.h
3139 (s390_decompose_shift_count): Rename to
3140 s390_decompose_addrstyle_without_index.
3141 * config/s390/s390.c (s390_decompose_shift_count)
3142 (s390_mem_constraint, print_shift_count_operand)
3143 (print_operand_address, print_operand): Rename
3144 s390_decompose_shift_count to
3145 s390_decompose_addrstyle_without_index and rename
3146 print_shift_count_operand to print_addrstyle_operand troughout the
3148 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
3149 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
3150 Rename shift_count_or_setmem_operand to setmem_operand.
3151 * config/s390/vx-builtins.md ("vec_insert<mode>")
3152 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
3155 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3158 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
3159 Handle overlapping retval and newval.
3161 2016-03-10 Nick Clifton <nickc@redhat.com>
3164 * config/aarch64/aarch64.c
3165 (aarch64_override_options_after_change_1): When forcing
3166 flag_omit_frame_pointer to be true, use a special value that can
3167 be detected if this function is called again, thus preventing
3168 flag_omit_leaf_frame_pointer from being forced to be false.
3170 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3172 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
3173 Set x_flag_omit_leaf_frame_pointer when handling
3174 -momit-leaf-frame-pointer.
3176 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3179 * cgraph.c (cgraph_node::dump): Dump split_part and
3180 indirect_call_target.
3181 * cgraph.h (cgraph_node): Add indirect_call_target flag.
3182 * ipa.c (has_addr_references_p): Cleanup.
3183 (is_indirect_call_target_p): New.
3184 (walk_polymorphic_call_targets): Do not mark virtuals that may be
3185 called indirectly as local.
3186 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
3188 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3191 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
3192 on cxa_pure_virtual.
3194 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3197 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
3199 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3202 * tree.c (need_assembler_name_p): Only record main variant type names.
3204 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3207 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
3208 Always define to 0 or 1.
3209 (TARGET_FIX_ERR_A53_843419): New macro.
3210 * config/aarch64/aarch64-elf-raw.h
3211 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
3212 * config/aarch64/aarch64-linux.h: Likewise.
3213 * config/aarch64/aarch64.c
3214 (aarch64_override_options_after_change_1): Do not default
3215 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
3217 (aarch64_attributes): Handle fix-cortex-a53-843419.
3218 (aarch64_can_inline_p): Likewise.
3219 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
3221 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
3222 Jakub Jelinek <jakub@redhat.com>
3224 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
3225 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
3226 DECL_COMMONS if flag_unconstrained_commons is set.
3227 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3228 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
3229 (funconstrained-commons): Document.
3231 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3233 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
3234 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
3236 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
3238 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
3239 has a proper number of elements.
3241 2016-03-10 Alan Modra <amodra@gmail.com>
3243 PR rtl-optimization/69195
3244 PR rtl-optimization/47992
3245 * ira.c (recorded_label_ref): Delete.
3246 (update_equiv_regs): Return void.
3247 (indirect_jump_optimize): New function.
3248 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
3249 before regstat_compute_ri. Don't rebuild_jump_labels here.
3250 Delete update_regstat.
3252 2016-03-10 Richard Biener <rguenther@suse.de>
3254 PR tree-optimization/70128
3255 * tree-ssa-structalias.c (set_uids_in_ptset): Set
3256 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
3258 2016-03-09 Jakub Jelinek <jakub@redhat.com>
3260 PR tree-optimization/70152
3261 * tree-sra.c (replace_removed_params_ssa_names): Copy over
3262 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
3265 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
3266 instead of gen_sse2_loadlpd.
3267 * config/i386/sse.md (*vec_concatv2df): Rename to...
3268 (vec_concatv2df): ... this.
3270 PR tree-optimization/70127
3271 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
3273 2016-03-09 David Malcolm <dmalcolm@redhat.com>
3277 * diagnostic-show-locus.c (compatible_locations_p): New function.
3278 (layout::layout): Sanitize ranges using compatible_locations_p.
3280 2016-03-09 David Malcolm <dmalcolm@redhat.com>
3284 * diagnostic-show-locus.c (layout_range::layout_range): Replace
3285 location_range param with three const expanded_locations * and a
3287 (layout::layout): Replace call to
3288 rich_location::lazily_expand_location with get_expanded_location.
3289 Extract the range and perform location expansion here, passing
3290 the results to the layout_range ctor.
3291 * diagnostic.c (source_range::debug): Delete.
3292 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
3293 of rich_location::get_expanded_location.
3294 * gcc-rich-location.c (get_range_for_expr): Delete.
3295 (gcc_rich_location::add_expr): Reimplement to avoid the
3296 rich_location::add_range overload that took a location_range,
3297 passing a location_t instead.
3299 2016-03-09 Richard Biener <rguenther@suse.de>
3300 Jakub Jelinek <jakub@redhat.com>
3302 PR tree-optimization/70138
3303 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3304 Also skip vect_double_reduction_def.
3306 2016-03-09 Jakub Jelinek <jakub@redhat.com>
3309 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
3310 if the operand is "m".
3312 2016-03-09 Nathan Sidwell <nathan@acm.org>
3314 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
3316 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3318 * config/i386/i386.c (processor_target_table): Fix cost table
3319 intialization order for znver1.
3321 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3323 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
3324 - becuase -> because.
3325 * ipa-reference.c (ignore_module_statics): Likewise.
3326 * cgraph.c (cgraph_node::get_body): Likewise.
3327 * ipa-inline.c (early_inliner): Likewise.
3328 * ipa-devirt.c (types_same_for_odr): Likewise.
3329 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
3330 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
3332 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3334 * tree-ssa-math-opts.c: Fix typo in comment.
3336 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3339 * config/i386/i386.c (scalar_chain::make_vector_copies,
3340 scalar_chain::convert_reg): Call end_sequence in between
3341 get_insns and emit_conversion_insns rather than after both
3344 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
3347 * config/i386/i386.h (machine_function): Add
3348 pc_thunk_call_expanded flag.
3349 (ix86_pc_thunk_call_expanded): New define.
3350 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
3351 (*set_got): Rename insn pattern from set_got.
3352 (*set_got_labelled): Rename inst pattern from set_got_labelled.
3353 * config/i386/i386.c (ix86_compute_frame_layout): Use
3354 ix86_pc_thunk_call_expanded to prevent red-zone.
3356 2016-03-07 Martin Jambor <mjambor@suse.cz>
3358 * hsa.h (hsa_get_ctor_statements): Declare.
3359 (hsa_get_dtor_statements): Likewise.
3360 (hsa_get_kernel_dispatch_type): Likewise.
3361 * hsa.c (hsa_get_ctor_statements): New function.
3362 (hsa_get_dtor_statements): Likewise.
3363 (hsa_get_kernel_dispatch_type): Likewise.
3364 * hsa-brig.c (hsa_cdtor_statements): Removed.
3365 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
3366 hsa_get_dtor_statements.
3367 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
3368 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
3370 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
3372 * config/arm/arm-cores.def (cortex-r8): New.
3373 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
3374 * config/arm/arm-tune.md: Likewise.
3375 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
3377 2016-03-07 Martin Sebor <msebor@redhat.com>
3379 PR rtl-optimization/19705
3380 * doc/invoke.texi (Options That Control Optimization): Clarify
3381 -fno-branch-count-reg.
3383 2016-02-26 Richard Biener <rguenther@suse.de>
3384 Jeff Law <law@redhat.com>
3386 PR tree-optimization/69740
3387 * cfghooks.c (remove_edge): Request loop fixups if we delete
3388 an edge that might turn an irreducible loop into a natural
3390 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
3391 Move after definition of loops_state_clear.
3393 2016-03-07 Bin Cheng <bin.cheng@arm.com>
3395 PR rtl-optimization/69052
3396 * rtlanal.c (commutative_operand_precedence): Set higher precedence
3399 2016-03-07 Tom de Vries <tom@codesourcery.com>
3401 PR tree-optimization/70116
3402 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
3403 is_tm_ending stmts and ubsan/asan internal functions.
3404 (find_duplicate): Use it. Don't test is_tm_ending here.
3406 2016-03-07 Richard Biener <rguenther@suse.de>
3408 PR tree-optimization/70115
3409 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
3410 (propagate_constants_for_unrolling): Use replace_uses_by.
3412 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
3415 * omp-low.c (struct oacc_loop): Add ifns.
3416 (new_oacc_loop_raw): Initialize it.
3417 (finish_oacc_loop): Clear mask & flags if no ifns.
3418 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
3419 (oacc_loop_xform_loop): Add ifns arg & adjust.
3420 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
3422 2016-03-07 Richard Henderson <rth@redhat.com>
3425 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
3426 (insert_value_copy_on_edge): Likewise.
3428 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3430 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
3432 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3435 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
3437 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
3439 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
3441 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
3443 Fix sseimul type attribute.
3444 * config/i386/znver1.md
3445 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
3446 znver1_sseimul_avx256_load) : Fix the type attribute.
3447 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
3448 pipe usage and latency.
3450 2016-03-05 Jakub Jelinek <jakub@redhat.com>
3453 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
3454 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
3457 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
3460 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
3462 PR rtl-optimization/69941
3463 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
3464 the reg share its mode.
3466 2016-03-04 Jeff Law <law@redhat.com>
3468 PR tree-optimization/69196
3469 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3470 If the both SSA_NAMEs are anonymous, then consider them unassociated
3471 and include the PHI in the statement count.
3473 2016-03-05 Tom de Vries <tom@codesourcery.com>
3475 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
3476 construct in oacc routine. Check for oacc region in oacc routine.
3478 2016-03-04 Jakub Jelinek <jakub@redhat.com>
3481 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
3482 2016-02-22 changes, instead don't recurse if RECUR is already true.
3483 Don't change *dynamic_check if RECUR. Adjust recursive caller
3484 to pass true to the new argument.
3485 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
3488 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3489 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
3491 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
3493 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
3495 PR rtl-optimization/57676
3496 * lra-assigns.c (lra_assign): Guard test for maximum iterations
3499 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
3501 * tree-vect-patterns.c (search_type_for_mask): Handle
3502 comparison of booleans.
3504 2016-03-04 Jakub Jelinek <jakub@redhat.com>
3506 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
3510 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
3511 all other ops that have dw_val_class_die_ref operands,
3512 and DW_OP_GNU_entry_value.
3514 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3516 PR rtl-optimization/69904
3517 * config/arm/arm.c (arm_cannot_copy_insn_p):
3518 Return true for load-exclusive instructions.
3520 2016-03-03 Jakub Jelinek <jakub@redhat.com>
3523 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
3524 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
3525 the pattern no matter if it is used just by non-pattern, pattern
3527 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
3528 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
3529 oprnd1 def_stmt is in pattern, don't look through it.
3531 2016-03-03 Marek Polacek <polacek@redhat.com>
3534 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
3536 2016-03-03 Martin Liska <mliska@suse.cz>
3538 PR tree-optimization/70043
3539 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
3540 previous statement if we see a debug statement.
3542 2016-03-03 Richard Biener <rguenther@suse.de>
3544 PR tree-optimization/55936
3545 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
3546 parameter and guard unsafe equivalence use.
3547 (vrp_evaluate_conditional_warnv_with_ops): Always use
3548 safe equivalences but not via the quadratic compare_names
3551 2016-03-03 Michael Collison <michael.collison@linaro.org>
3554 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
3555 for operand 1 to s_register_operand. Change predicate for operand
3556 2 to arm_not_immediate_operand.
3558 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
3560 * doc/tm.texi: Regenerated.
3562 2016-03-02 Richard Henderson <rth@redhat.com>
3565 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
3566 simplification when all args are positive non-fixed registers.
3568 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3570 * target.def (lra_p): Specify that new ports should use LRA.
3572 2016-03-02 Jakub Jelinek <jakub@redhat.com>
3575 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
3576 gimplify_type_sizes the type they refer to.
3577 (omp_notice_variable): Handle reference vars to VLAs.
3578 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
3579 reference to VLA decls in the second pass instead of first pass.
3581 2016-03-02 Tom de Vries <tom@codesourcery.com>
3583 PR tree-optimization/68659
3584 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
3585 new_expr == NULL_TREE.
3586 (get_new_name): Handle ADDR_EXPR.
3588 2016-03-02 Bin Cheng <bin.cheng@arm.com>
3590 PR rtl-optimization/69052
3591 * loop-invariant.c (canonicalize_address): New function.
3592 (inv_can_prop_to_addr_use): Check validity of address expression
3593 which is canonicalized by above function.
3595 2016-03-02 Alan Modra <amodra@gmail.com>
3598 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
3601 2016-03-02 Jakub Jelinek <jakub@redhat.com>
3604 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
3605 (*movhi_internal): Put mask moves from and to memory separately
3606 from moves from/to GPRs.
3608 2016-03-02 Richard Biener <rguenther@suse.de>
3610 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
3611 GENERIC expressions in GIMPLE.
3613 2016-03-02 Richard Biener <rguenther@suse.de>
3615 * config/i386/i386.c (type_natural_mode): Fix typo.
3617 2016-03-02 Nick Clifton <nickc@redhat.com>
3619 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
3621 2016-03-02 Richard Biener <rguenther@suse.de>
3622 Uros Bizjak <ubizjak@gmail.com>
3625 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
3627 2016-03-02 Richard Biener <rguenther@suse.de>
3630 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
3632 2016-03-02 Marek Polacek <polacek@redhat.com>
3635 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
3636 "is promoted to" warning.
3638 2016-03-01 DJ Delorie <dj@redhat.com>
3640 * config.gcc: Deprecate mep-*.
3642 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
3645 * lra-constraints.c (regno_val_use_in): New.
3646 (match_reload): Use it instead of regno_use_in.
3648 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
3650 PR rtl-optimization/70007
3651 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
3652 references present in REG_EQUAL notes attached to non-SET patterns.
3654 2016-03-01 Jeff Law <law@redhat.com>
3656 PR tree-optimization/69196
3657 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3658 Appropriately clamp the number of statements to copy when the
3659 thread path does not traverse a loop backedge.
3661 PR tree-optimization/69196
3662 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3663 Do count some PHIs in the thread path against the insn count. Decrease
3664 final statement count by one as the control statement in the last
3665 block will get removed. Remove special cased code for handling PHIs
3668 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
3671 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
3672 asm dialect alternatives to explicit GOTPCREL calls.
3674 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
3677 * ira.c (do_reload): Issue warning for generic stack checking here...
3678 * reload1.c (reload): ...instead of here and streamline it.
3680 2016-03-01 Nick Clifton <nickc@redhat.com>
3682 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
3684 2016-03-01 Richard Biener <rguenther@suse.de>
3686 PR tree-optimization/69983
3687 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
3688 types and fall back to operand_equal_p.
3690 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3693 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3695 * config/s390/constraints.md ("jm8"): New constraint.
3696 * config/s390/predicates.md ("const_int_8bitset_operand"): New
3698 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
3700 ("*setmem_long<setmem_and>"): New pattern.
3701 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
3703 ("*setmem_long_31z<setmem_and>"): New pattern.
3704 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
3705 New substitution rules with the required attributes.
3708 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3711 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3713 * gensupport.c (process_substs_on_one_elem): Split loop to
3714 complete mark_operands_used_in_match_dup on all expressions in the
3716 (adjust_operands_numbers): Inline into process_substs_on_one_elem
3717 and remove function.
3719 2016-03-01 Richard Biener <rguenther@suse.de>
3722 * fold-const.c (fold_indirect_ref_1): Fix range checking for
3723 vector BIT_FIELD_REF extract.
3725 2016-03-01 Richard Biener <rguenther@suse.de>
3727 PR tree-optimization/69994
3728 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
3730 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
3732 PR tree-optimization/69956
3733 * tree-vect-stmts.c (supportable_widening_operation): Support
3734 multi-step conversion of boolean vectors.
3735 (supportable_narrowing_operation): Likewise.
3737 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3739 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
3742 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3744 * config/s390/subst.md (DSI_VI): New mode iterator.
3745 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
3746 * config/s390/vector.md ("vec_set<mode>"): Move expander before
3747 the insn definition.
3748 ("*vec_set<mode>"): Change predicate and add alternative to
3749 support only either register or const_int operands as element
3751 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
3753 ("vec_extract<mode>"): New expander.
3754 ("*vec_extract<mode>"): New insn definition supporting reg and
3755 const_int element selectors.
3756 ("*vec_extract<mode>_plus"): New insn definition supporting
3757 reg+const_int element selectors.
3758 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
3759 following expander+insn definition.
3760 ("<vec_shifts_name><mode>3"): New expander.
3761 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
3763 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3765 * config/s390/s390.md ("*tabort_1"): Change predicate to
3766 nonmemory_operand. Add a second alternative to cover
3767 register as well as const int operands.
3768 ("*tabort_1_plus"): New pattern definition.
3770 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3772 * config/s390/s390.md ("*ashrdi3_cc_31")
3773 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
3774 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
3775 Merge insn definitions into ...
3776 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
3777 New pattern definition.
3778 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
3779 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
3780 ("*ashr<mode>3_and"): Merge insn definitions into ...
3781 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
3782 New pattern definition.
3783 * config/s390/subst.md ("addr_style_op_cc_subst")
3784 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
3785 substitutions patterns plus attributes.
3786 Add ashiftrt to SUBST iterator.
3788 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3790 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
3791 op2 to nonmemory_operand.
3792 ("*<shift>di3_31", "*<shift>di3_31_and"):
3793 Merge into single pattern definition ...
3794 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
3795 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
3796 pattern definition ...
3797 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
3798 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
3801 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3803 * config/s390/predicates.md (const_int_6bitset_operand): New
3805 * config/s390/s390.md: Include subst.md.
3806 ("rotl<mode>3"): New expander.
3807 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
3809 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
3810 * config/s390/subst.md: New file.
3812 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3814 * config/s390/s390.md ("op_type", "atype", "length" attributes):
3815 Remove RRR type. It doesn't really exist.
3816 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
3818 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
3819 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
3820 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
3821 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
3822 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
3823 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
3824 `enabled' attribute.
3826 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3828 * gensupport.c (process_substs_on_one_elem): Split loop to
3829 complete mark_operands_used_in_match_dup on all expressions in the
3831 (adjust_operands_numbers): Inline into process_substs_on_one_elem
3832 and remove function.
3834 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
3837 * config/sparc/sparc.c (NWORDS_UP): Rename to...
3838 (CEIL_NWORDS): ...this. Use CEIL macro.
3839 (compute_fp_layout): Adjust to above renaming.
3840 (function_arg_union_value): Likewise.
3841 (sparc_arg_partial_bytes): Likewise.
3842 (sparc_function_arg_advance): Likewise.
3844 2016-02-29 Jeff Law <law@redhat.com>
3846 PR tree-optimization/70005
3847 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
3848 where an object with a boolean range is compared against a value
3851 PR tree-optimization/69999
3852 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
3853 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
3856 2016-02-29 Richard Biener <rguenther@suse.de>
3858 PR tree-optimization/69994
3859 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
3860 (get_unary_op): Look through nop conversions.
3861 (ops_equal_values_p): New function, look for equality diregarding
3863 (eliminate_plus_minus_pair): Use ops_equal_values_p
3864 (repropagate_negates): Do not use get_unary_op here.
3866 2016-02-29 Martin Liska <mliska@suse.cz>
3868 * system.h: Poison ENABLE_CHECKING macro.
3870 2016-02-29 Martin Liska <mliska@suse.cz>
3872 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
3873 is presented in dump flags.
3874 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
3875 (hsa_regalloc): Likewise.
3877 2016-02-19 Richard Biener <rguenther@suse.de>
3879 PR tree-optimization/69980
3880 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
3881 permutation of those we need to keep.
3883 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
3886 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
3887 (NWORDS_UP): ...this
3888 (init_cumulative_args): Minor tweaks.
3889 (sparc_promote_function_mode): Likewise.
3890 (scan_record_type): Delete.
3891 (traverse_record_type): New function template.
3892 (classify_data_t): New structure type.
3893 (classify_registers): New inline function.
3894 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
3895 exhausted. Instantiate traverse_record_type on classify_registers and
3896 deal with the case of a structure passed in slot #15 with no FP field
3898 (assign_data_t): New structure type.
3899 (compute_int_layout): New static function.
3900 (compute_fp_layout): Likewise.
3901 (count_registers): New inline function.
3902 (assign_int_registers): New static function.
3903 (assign_fp_registers): Likewise.
3904 (assign_registers): New inline function.
3905 (function_arg_record_value_1): Delete.
3906 (function_arg_record_value_2): Likewise.
3907 (function_arg_record_value_3): Likewise.
3908 (function_arg_record_value): Adjust to above changes. Instantiate
3909 traverse_record_type on count_registers to first count the number of
3910 registers to be used and then on assign_registers to assign them.
3911 (function_arg_union_value): Adjust to above renaming.
3912 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
3913 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
3914 case of a structure passed in slot #15
3915 (sparc_function_arg_advance): Likewise.
3916 (function_arg_padding): Minor tweak.
3918 2016-02-29 Richard Biener <rguenther@suse.de>
3920 PR tree-optimization/69720
3921 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
3922 the adjustment_def path for possibly vectorized defs.
3923 (vect_create_epilog_for_reduction): Handle vectorized initial
3926 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
3928 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
3930 2016-02-27 Jeff Law <law@redhat.com>
3933 2016-02-26 Richard Biener <rguenther@suse.de>
3934 Jeff Law <law@redhat.com>
3936 PR tree-optimization/69740
3937 * cfghooks.c (remove_edge): Request loop fixups if we delete
3938 an edge that might turn an irreducible loop into a natural
3941 2016-02-27 Jakub Jelinek <jakub@redhat.com>
3943 PR rtl-optimization/69896
3944 * tree-vect-generic.c (get_compute_type): Avoid single element
3947 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
3949 Rename the AArch64 tuning option and related functions to enable the
3950 Newton series for the reciprocal square root to reflect its
3951 approximative characteristic.
3953 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
3954 function to "aarch64_emit_approx_rsqrt".
3955 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
3956 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
3957 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
3958 (xgene1_tunings): Likewise.
3959 (use_rsqrt_p): Likewise.
3960 (aarch64_emit_swrsqrt): Use new function name.
3961 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
3962 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
3963 text explaining this option.
3964 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
3966 2016-02-26 Jakub Jelinek <jakub@redhat.com>
3969 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
3970 complain about -mallow-movmisalign without -mvsx if
3971 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
3973 2016-02-26 Joel Sherrill <joel@rtems.org>
3975 * config.gcc: Add x86_64-*-rtems*.
3976 * gcc/config/i386/rtems-64.h: New file.
3978 2016-02-26 Joel Sherrill <joel@rtems.org>
3980 * config.gcc: Add aarch64-*-rtems*.
3981 * gcc/config/aarch64/rtems.h: New file.
3983 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
3986 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
3987 shift amount using %h. Add comment.
3989 2016-02-26 Richard Biener <rguenther@suse.de>
3990 Jeff Law <law@redhat.com>
3992 PR tree-optimization/69740
3993 * cfghooks.c (remove_edge): Request loop fixups if we delete
3994 an edge that might turn an irreducible loop into a natural
3997 2016-02-26 Martin Jambor <mjambor@suse.cz>
4000 * tree-sra.c (sra_modify_assign): Do not remove loads of
4001 uninitialized aggregates to SSA_NAMEs.
4003 2016-02-26 Richard Henderson <rth@redhat.com>
4006 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
4007 pseudo in case the target rtx matches the source of the left
4010 2016-02-26 Martin Jambor <mjambor@suse.cz>
4013 * hsa.h (hsa_type_packed_p): Declare.
4014 * hsa.c (hsa_type_packed_p): New function.
4015 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
4017 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
4018 * hsa-brig.c (emit_basic_insn): Likewise.
4020 2016-02-26 Martin Jambor <mjambor@suse.cz>
4023 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
4025 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
4027 2016-02-26 Martin Jambor <mjambor@suse.cz>
4029 * hsa.h (is_a_helper): New overload for hsa_op_immed for
4030 hsa_op_with_type operands.
4031 (hsa_unsigned_type_for_type): Declare.
4032 * hsa.c (hsa_unsigned_type_for_type): New function.
4033 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
4034 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
4035 the finalizer. Do not emit extra move.
4037 2016-02-26 Martin Jambor <mjambor@suse.cz>
4039 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
4040 atomic operations in private segment.
4042 2016-02-26 Martin Jambor <mjambor@suse.cz>
4044 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
4045 statements to wi->info. Also disallow omp simd constructs.
4046 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
4047 for not gridifying. Dump special string for omp_for.
4049 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4052 * config/aarch64/aarch64.c (aarch64_set_current_function):
4053 Save/restore target globals when switching to
4054 target_option_default_node.
4056 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4059 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
4060 Return 0 if !SHIFT_COUNT_TRUNCATED.
4062 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4063 Eric Botcazou <ebotcazou@adacore.com>
4065 PR rtl-optimization/69891
4066 * dse.c (scan_insn): If we can't figure out memset arguments
4067 or they are non-constant, call clear_rhs_from_active_local_stores.
4069 2016-02-26 Martin Liska <mliska@suse.cz>
4071 * doc/extend.texi: Mention clog10, clog10f an clog10l
4072 in Builtins section.
4074 2016-02-26 Martin Liska <mliska@suse.cz>
4076 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
4078 (resolve_args_picking_1): Likewise.
4079 * dwarf2out.h (struct GTY): Likewise.
4081 2016-02-26 Martin Liska <mliska@suse.cz>
4083 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
4085 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4087 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
4088 Martin Liska <mliska@suse.cz>
4090 * doc/install.texi: Mention --enable-valgrind-annotations.
4092 2016-02-26 Richard Biener <rguenther@suse.de>
4094 PR tree-optimization/69551
4095 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
4096 looking through aliases adjust DECL_PT_UID to refer to the
4097 ultimate alias target.
4099 2016-02-25 Martin Liska <mliska@suse.cz>
4102 * alloc-pool.c (after_memory_report): New variable.
4103 * alloc-pool.h (base_pool_allocator ::release): Do not use
4104 the infrastructure if after_memory_report.
4105 * toplev.c (toplev::main): Mark after memory report.
4107 2016-02-25 Richard Biener <rguenther@suse.de>
4109 PR tree-optimization/48795
4110 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
4112 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
4115 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
4116 offloading is enabled and -fopenacc or -fopenmp is specified.
4117 (CRTOFFLOADEND): Likewise.
4118 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
4119 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
4120 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
4121 (offload_objects_file_name): New static var.
4122 (tool_cleanup): Remove offload_objects_file_name file.
4123 (find_offloadbeginend): Replace with ...
4124 (find_crtoffloadtable): ... this.
4125 (run_gcc): Remove offload_argc and offload_argv.
4126 Get offload_objects_file_name from -foffload-objects=... option.
4127 Read names of object files with offload from this file, pass them to
4128 compile_images_for_offload_targets. Don't call find_offloadbeginend and
4129 don't pass offloadbegin and offloadend to the linker. Don't pass
4130 offload non-LTO files to the linker, because now they're not claimed.
4132 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
4135 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
4136 on builtin_unreachable.
4138 2016-02-25 Jakub Jelinek <jakub@redhat.com>
4140 PR rtl-optimization/69896
4141 * regcprop.c: Include cfgrtl.h.
4142 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
4143 than remembered mode, either delete it (if noop_move_p), or
4144 treat like copy_p but not noop_p instruction.
4146 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4149 * dwarf2out.c (gen_variable_die): Work around buggy LTO
4150 - allow NULL decl for Fortran DW_TAG_common_block variables.
4152 2016-02-24 Jason Merrill <jason@redhat.com>
4154 * common.opt (flifetime-dse): Add -flifetime-dse=1.
4156 2016-02-24 Richard Biener <rguenther@suse.de>
4157 Jakub Jelinek <jakub@redhat.com>
4160 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
4161 conditionally executed ops to well-defined overflow behavior.
4163 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4166 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
4169 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4171 PR rtl-optimization/69886
4172 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
4173 argument. Use it when checking validity of set instructions.
4174 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
4175 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
4177 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
4178 * store-motion.c (find_moveable_store): Update
4179 can_assign_to_reg_without_clobbers_p callsite.
4181 2016-02-24 Richard Biener <rguenther@suse.de>
4184 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
4186 (record_nonwrapping_iv): Do not fall back to the low/high bound
4187 for non-constant IV bases if the stmt is not always executed.
4189 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4191 * config/arm/arm-cores.def (cortex-a32): New entry.
4192 * config/arm/arm-tables.opt: Regenerate.
4193 * config/arm/arm-tune.md: Regenerate.
4194 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
4195 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
4196 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
4197 for -mcpu and -mtune.
4199 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4202 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
4203 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
4204 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
4205 (atomic_loaddi_1): Delete.
4206 (atomic_loaddi): Rewrite expander using the above changes.
4208 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4211 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
4214 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4215 Richard Biener <rguenth@suse.de>
4218 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
4219 set_mem_attributes if tem is SSA_NAME which got expanded
4222 2016-02-24 Richard Biener <rguenther@suse.de>
4224 PR tree-optimization/69907
4225 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
4226 end of permutations for BB vectorization.
4228 2016-02-24 Christian Bruel <christian.bruel@st.com>
4230 * config/arm/arm-c.c (arm_option_override): Initialize
4231 target_option_current_node.
4232 * config/arm/arm.c (arm_pragma_target_parse): Replace
4233 build_target_option_node call by target_option_current_node.
4234 Set target_option_current_node.
4237 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
4240 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
4241 define_insn_and_split to define_insn.
4242 (zero_extendqi<mode>2_dot2): Same.
4243 (extendqi<mode>2_dot): Same.
4244 (extendqi<mode>2_dot2): Same.
4246 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4248 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
4249 and add bypass for AES{D,E} and AESMC pairs.
4250 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
4253 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4255 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
4256 series for reciprocal square root in Exynos M1.
4258 2016-02-23 Martin Sebor <msebor@redhat.com>
4261 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
4262 __builtin_alloca_with_align.
4264 2016-02-23 Richard Henderson <rth@redhat.com>
4266 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
4267 (ix86_register_pragmas): Remove __seg_tls.
4268 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
4269 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
4270 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
4271 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
4272 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
4273 * doc/extend.texi (__seg_tls): Remove item.
4275 2016-02-23 Richard Biener <rguenther@suse.de>
4277 * alloc-pool.h (struct allocation_object): Make id member
4278 conditional on CHECKING_P again.
4279 (get_instance): Adjust.
4280 (base_pool_allocator): Likewise.
4282 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
4284 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
4285 (parallelize_loops): In OpenACC kernels mode, set n_threads to
4287 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
4289 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
4291 2016-02-23 Richard Biener <rguenther@suse.de>
4293 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
4294 * bitmap.h (struct bitmap_usage): Likewise.
4295 (bitmap_move): Declare.
4296 * bitmap.c (register_overhead): Take size_t argument.
4297 (bitmap_move): New function.
4298 * df-problems.c (df_rd_transfer_function): Use bitmap_move
4299 to properly account overhead.
4300 * tree.c (free_node): Use tree_size.
4302 2016-02-23 Jakub Jelinek <jakub@redhat.com>
4305 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
4306 when inverting comparison.
4309 * common.opt (Wunreachable-code): Add Warning flag.
4311 2016-02-23 Mark Wielaard <mjw@redhat.com>
4312 Jakub Jelinek <jakub@redhat.com>
4315 * cgraphunit.c (check_global_declaration): Check main_input_filename
4316 and DECL_SOURCE_FILE are not NULL.
4318 2016-02-23 Martin Jambor <mjambor@suse.cz>
4320 PR tree-optimization/69666
4321 * tree-sra.c (sra_modify_assign): Do not attempt to create
4322 default_def replacements for unscalarizable regions.
4324 2016-02-20 Mark Wielaard <mjw@redhat.com>
4327 * cgraphunit.c (check_global_declaration): Check level of
4328 warn_unused_const_variable and main_input_filename.
4329 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
4330 (-Wunused-variable): For C implies -Wunused-const-variable=1.
4331 (-Wunused-const-variable): Explain levels 1 and 2.
4333 2016-02-22 Jakub Jelinek <jakub@redhat.com>
4336 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
4337 identical arguments. Formatting and spelling fixes.
4340 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
4345 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
4346 and m68k-devices.def.
4347 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
4348 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
4350 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
4352 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
4353 and HImode registers.
4355 2016-02-22 Richard Biener <rguenther@suse.de>
4357 PR tree-optimization/69882
4358 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
4359 preserve permutations present because of gaps.
4360 (vect_supported_load_permutation_p): Always continue checking
4361 permutations after vect_attempt_slp_rearrange_stmts.
4363 2016-02-22 Bin Cheng <bin.cheng@arm.com>
4365 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
4366 min_profitable_estimate, rather than min_profitable_iters.
4368 2016-02-22 Jakub Jelinek <jakub@redhat.com>
4371 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
4372 SImode for last match_operand.
4374 2016-02-22 Martin Liska <mliska@suse.cz>
4376 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
4377 return bitsize - 1 as the return value.
4379 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
4383 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
4384 Handle negative shift counts.
4385 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
4386 force_reg on the shift constant.
4387 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
4388 (lshrsi3_d): Handle negative shift counts.
4390 2016-02-22 Richard Biener <rguenther@suse.de>
4391 Tom de Vries <tom@codesourcery.com>
4393 * graph.c: Include dumpfile.h.
4394 (print_graph_cfg): Split into three overloads.
4395 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
4397 2016-02-22 Tom de Vries <tom@codesourcery.com>
4399 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
4402 2016-02-22 Richard Biener <rguenther@suse.de>
4405 * ipa-inline-transform.c (inline_call): When not updating
4406 overall summaries adjust self size by the growth estimate.
4407 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
4408 hash-set, do not update overall summaries here. Renamed from ...
4409 (inline_to_all_callers): ... this which is now wrapping the
4410 above and performing delayed overall summary update.
4411 (early_inline_small_functions): Delay updating of the overall
4414 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
4416 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
4419 2016-02-19 Jakub Jelinek <jakub@redhat.com>
4422 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
4423 :%* in %:gt() argument.
4424 (greater_than_spec_func): Adjust for expecting only numbers,
4425 if there are more than two numbers, compare the last two.
4427 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
4429 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
4430 -Wnarrowing with -std.
4432 2016-02-19 Jakub Jelinek <jakub@redhat.com>
4435 * expr.c (store_field): Don't use bit-field path if exp is
4436 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
4437 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
4438 and the assignment can be performed by bitwise copy. Formatting
4442 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
4443 call copy_reg_eh_region_note_forward on before and/or after sequences
4444 and remove note from insn if it no longer can throw.
4447 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
4450 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4452 * config/s390/vector.md: Add missing commutative operand markers
4453 to the patterns which qualify for one.
4454 * config/s390/vx-builtins.md: Likewise.
4456 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4458 * config/s390/vector.md (VI, VI_QHS): Add single element vector
4459 types to mode iterators.
4460 (vec_double): ... and mode attribute.
4461 * config/s390/vx-builtins.md (non_vec_int): Likewise.
4463 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4465 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
4466 Change the predicate of op2 from nonimmediate to general and let
4467 reload fix it if necessary.
4469 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4471 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
4473 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4475 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
4478 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4480 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
4481 * config/s390/s390.c (s390_expand_vec_movstr): New function.
4482 * config/s390/s390.md ("movstr<P:mode>"): Call
4483 s390_expand_vec_movstr.
4485 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4487 * config/s390/s390.md: Add missing output modifier for operand 1
4488 to print it as address properly.
4490 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4492 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
4493 * config/s390/2964.md: New file.
4494 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
4495 of insn grouping attributes depending on the CPU level.
4496 (s390_get_unit_mask): New function.
4497 (s390_sched_score): Remove the OOO from the scheduling macros.
4498 Add loop to calculate a score for the instruction mix.
4499 (s390_sched_reorder): Likewise plus improve debug output.
4500 (s390_sched_variable_issue): Rename macros as above. Calculate
4501 the unit distances after actually scheduling an insn. Improve
4503 (s390_sched_init): Clear last_scheduled_unit_distance array.
4504 * config/s390/s390.md: Include 2964.md.
4506 2016-02-18 Jakub Jelinek <jakub@redhat.com>
4509 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
4510 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
4511 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
4512 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
4513 *avx512f_<code>v8div16qi2_mask_1): New insns.
4515 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4518 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
4521 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
4522 earlyclobber from target. Use wF constraint for fused memory
4524 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
4526 2016-02-18 Jakub Jelinek <jakub@redhat.com>
4527 Martin Liska <mliska@suse.cz>
4530 * cfgexpand.c (asan_sanitize_stack_p): New function.
4531 (partition_stack_vars): Use the function.
4532 (expand_stack_vars): Likewise.
4533 (defer_stack_allocation): Likewise.
4534 (expand_used_vars): Likewise.
4536 2016-02-18 Richard Biener <rguenther@suse.de>
4539 * fold-const.c (operand_equal_p): Properly compare offsets for
4540 IMAGPART_EXPR and ARRAY_REF.
4542 2016-02-18 Nick Clifton <nickc@redhat.com>
4546 * config/arm/arm.c (arm_option_override_internal): Disable
4547 interworking if the target does not support thumb instructions.
4548 (arm_reload_in_hi): Handle the case where a register to register
4549 move needs reloading because there is no simple pattern to handle
4551 (arm_reload_out_hi): Likewise.
4553 2016-02-18 Richard Biener <rguenther@suse.de>
4556 * match.pd: Don't use fold_binary or fold_unary for folding
4559 2016-02-17 Jakub Jelinek <jakub@redhat.com>
4562 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
4563 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
4564 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
4565 warn on gimple_no_warning_p statements.
4567 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
4569 * doc/extend.texi (C++ Attributes): Correct description of
4570 warn_unused type attribute.
4572 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4574 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
4575 correct instruction.
4577 2016-02-17 Richard Biener <rguenther@suse.de>
4579 PR rtl-optimization/69609
4580 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
4581 (find_traces_1_round): When ending a trace update cached priority
4583 (bb_to_key): Use cached priority when available.
4584 (copy_bb): Initialize cached priority.
4585 (reorder_basic_blocks_software_trace_cache): Likewise.
4587 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4590 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
4592 (aarch64_comparison_operator): Break overly long line into two.
4593 (aarch64_comparison_operation): Likewise.
4594 * config/aarch64/aarch64.md (cstorecc4): Use
4595 aarch64_comparison_operator_mode instead of
4596 aarch64_comparison_operator.
4597 (cstore<mode>4): Likewise.
4598 (aarch64_cstore<mode>): Likewise.
4599 (*cstoresi_insn_uxtw): Likewise.
4600 (cstore<mode>_neg): Likewise.
4601 (*cstoresi_neg_uxtw): Likewise.
4603 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4606 * config/arm/predicates.md (arm_comparison_operator_mode):
4608 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
4609 instead of arm_comparison_operator.
4610 (*mov_negscc): Likewise.
4611 (*mov_notscc): Likewise.
4612 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
4613 (*thumb2_mov_negscc): Likewise.
4614 (*thumb2_mov_negscc_strict_it): Likewise.
4615 (*thumb2_mov_notscc): Likewise.
4616 (*thumb2_mov_notscc_strict_it): Likewise.
4618 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
4620 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
4623 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
4625 * config/visium/visium.c (machine_libfunc_index): New enum.
4626 (machine_libfuncs): New structure.
4627 (visium_libfuncs): New static variable.
4628 (TARGET_INIT_LIBFUNCS): Define to...
4629 (visium_init_libfuncs): ...this. New function.
4630 (expand_block_move_4): Use the appropriate libfunc.
4631 (expand_block_move_2): Likewise.
4632 (expand_block_move_1): Likewise.
4633 (expand_block_set_4): Likewise.
4634 (expand_block_set_2): Likewise.
4635 (expand_block_set_1): Likewise.
4636 (visium_trampoline_init): Likewise.
4638 2016-02-17 Nick Clifton <nickc@redhat.com>
4640 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
4641 TI's devices.csv file as of March 2016.
4643 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
4646 * opts-global.c (handle_common_deferred_options): Introduce and
4647 initialize two global variables to remember command-line options
4648 specifying a stack-limiting register.
4649 * opts.h: Add extern declarations of the two new global variables.
4650 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
4651 variable based on the values of the two new global variables.
4653 2016-02-16 Jakub Jelinek <jakub@redhat.com>
4656 * common.opt (Wnonnull-compare): New warning.
4657 * doc/invoke.texi (-Wnonnull): Remove text about comparison
4658 of arguments against NULL.
4659 (-Wnonnull-compare): Document.
4660 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
4661 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
4662 * passes.def (pass_warn_nonnull_compare): Add.
4663 * gimple-ssa-nonnull-compare.c: New file.
4665 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
4667 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
4668 AARCH64_EXTRA_TUNE_RECIP_SQRT.
4670 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
4672 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
4673 reciprocal sqrt for -mlow-precision-recip-sqrt.
4675 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
4676 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4678 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
4679 always use lane loads to construct non-constant vectors.
4681 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
4683 * config/aarch64/aarch64.md
4684 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
4685 constraints for operand 3.
4686 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
4688 2016-02-16 Jakub Jelinek <jakub@redhat.com>
4689 Richard Biener <rguenther@suse.de>
4691 PR tree-optimization/69820
4692 * tree-vect-patterns.c (type_conversion_p): Return false if
4693 *orig_type is unsigned single precision or boolean.
4694 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
4697 2016-02-16 Jakub Jelinek <jakub@redhat.com>
4699 PR rtl-optimization/69764
4700 PR rtl-optimization/69771
4701 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
4702 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
4704 2016-02-16 Richard Biener <rguenther@suse.de>
4706 PR tree-optimization/69776
4707 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
4709 (indirect_refs_may_alias_p): Likewise.
4710 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
4711 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
4712 according to tbaa_p.
4713 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
4714 (optimize_stmt): For redundant store discovery do not allow tbaa.
4716 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
4718 PR tree-optimization/69714
4719 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
4720 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
4722 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
4724 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
4725 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
4726 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
4727 * config/arc/arc.c (arc_init): Check FPU options.
4728 (get_arc_condition_code): Handle new CC_FPU* modes.
4729 (arc_select_cc_mode): Likewise.
4730 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
4731 register pair only. Allow access for ARCv2 accumulator.
4732 (gen_compare_reg): Whenever we have FPU support use FPU compare
4734 (arc_reorg): Don't generate brcc insns when FPU compare
4735 instructions are involved.
4736 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
4737 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
4738 floating point emulation.
4739 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
4740 (REVERSE_CONDITION): Add new CC_FPU* modes.
4741 (TARGET_FP_SP_BASE): Define.
4742 (TARGET_FP_DP_BASE): Likewise.
4743 (TARGET_FP_SP_FUSED): Likewise.
4744 (TARGET_FP_DP_FUSED): Likewise.
4745 (TARGET_FP_SP_CONV): Likewise.
4746 (TARGET_FP_DP_CONV): Likewise.
4747 (TARGET_FP_SP_SQRT): Likewise.
4748 (TARGET_FP_DP_SQRT): Likewise.
4749 (TARGET_FP_DP_AX): Likewise.
4750 * config/arc/arc.md (ARCV2_ACC): New constant.
4751 (type): New fpu type attribute.
4752 (SDF): Conditional iterator.
4753 (cstore<mode>, cbranch<mode>): Change expand condition.
4754 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
4755 handles FPU/FPX cases as well.
4756 * config/arc/arc.opt (mfpu): New option.
4757 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
4759 (adddf3, muldf3, subdf3): Removed.
4760 * config/arc/predicates.md (proper_comparison_operator): Recognize
4762 * config/arc/fpu.md: New file.
4763 * doc/invoke.texi (ARC Options): Document mfpu option.
4765 2016-02-16 Richard Biener <rguenther@suse.de>
4767 PR rtl-optimization/69291
4768 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
4769 noce_operand_ok check.
4771 2016-02-16 Tom de Vries <tom@codesourcery.com>
4774 * omp-low.c (simd_clone_create): Remove call to
4775 symtab->call_cgraph_insertion_hooks.
4777 2016-02-16 Jakub Jelinek <jakub@redhat.com>
4779 PR tree-optimization/69802
4780 * tree-ssa-reassoc.c (update_range_test): If op is
4781 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
4782 op == 1 test of precision 1 integral op, otherwise handle
4783 that case as op itself. Fix up formatting.
4784 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
4787 2016-02-16 Richard Biener <rguenther@suse.de>
4789 PR tree-optimization/69586
4790 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
4791 types for conversion sources.
4793 2016-02-16 Richard Biener <rguenther@suse.de>
4796 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
4797 mask OEP_ADDRESS_OF.
4799 2016-02-16 Alan Modra <amodra@gmail.com>
4802 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
4803 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
4804 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
4806 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
4807 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
4808 (p8_fmrgow_<mode>): Likewise.
4809 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
4811 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
4812 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
4813 to use movdi_internal64. Remove op0_di.
4814 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
4816 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
4818 Add support for the FCCMP insn types
4820 * config/aarch64/aarch64.md (fccmp): Change insn type.
4822 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
4823 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
4824 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
4825 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
4826 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
4827 * config/arm/types.md (fccmps): Add new insn type.
4830 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
4832 * alias.c (get_alias_set): Fix a typo in comment.
4834 2016-02-15 Richard Biener <rguenther@suse.de>
4836 PR tree-optimization/69595
4837 * match.pd: Complete range test simplification to true.
4839 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
4841 PR rtl-optimization/69648
4842 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
4843 pic_offset_table_rtx.
4845 PR rtl-optimization/69752
4846 * ira.c (update_equiv_regs): When looking for more than a single SET,
4847 also take other side effects into account.
4849 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
4851 * config/s390/s390.c (s390_function_profiler): Add a new sequence
4852 for z900+ CPUs in 31-bit mode.
4854 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
4856 * common/config/s390/s390-common.c (s390_supports_split_stack):
4858 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
4859 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
4860 * config/s390/s390.c (struct machine_function): New field
4861 split_stack_varargs_pointer.
4862 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
4863 in s390_emit_prologue.
4864 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
4866 (morestack_ref): New global.
4867 (SPLIT_STACK_AVAILABLE): New macro.
4868 (s390_expand_split_stack_prologue): New function.
4869 (s390_live_on_entry): New function.
4870 (s390_va_start): Use split-stack vararg pointer if appropriate.
4871 (s390_asm_file_end): Emit the split-stack note sections.
4872 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
4873 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
4874 (UNSPECV_SPLIT_STACK_CALL): New unspec.
4875 (UNSPECV_SPLIT_STACK_DATA): New unspec.
4876 (split_stack_prologue): New expand.
4877 (split_stack_space_check): New expand.
4878 (split_stack_data): New insn.
4879 (split_stack_call): New expand.
4880 (split_stack_call_*): New insn.
4881 (split_stack_cond_call): New expand.
4882 (split_stack_cond_call_*): New insn.
4884 2016-02-15 Richard Biener <rguenther@suse.de>
4886 PR tree-optimization/69783
4887 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
4888 Add trivially correct cases.
4890 2016-02-15 Tom de Vries <tom@codesourcery.com>
4893 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
4895 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
4897 2016-02-15 Richard Biener <rguenther@suse.de>
4899 PR tree-optimization/69776
4900 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
4901 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
4902 indicate whether we can use TBAA to disambiguate against stores.
4903 Use alias-set zero if not.
4904 (visit_reference_op_store): Do not use TBAA when looking up
4906 * tree-ssa-pre.c (compute_avail): Use TBAA here.
4907 (eliminate_dom_walker::before_dom_children): But not when looking
4908 up redundant stores.
4910 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
4912 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
4914 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4916 * config/i386/znver1.md
4917 (znver1_pop, znver1_pop_mem,
4918 znver1_load_imov_double_store,
4919 znver1_load_imov_direct_store,
4920 znver1_load_imov_direct_load,
4921 znver1_load_imov_double_load): Add new.
4922 (znver1_insn, znver1_insn_load): Add icmov type.
4924 znver1_sseavx_fma_load,
4926 znver1_avx256_fma_load): Fix pipe usage.
4928 2016-02-14 Alan Modra <amodra@gmail.com>
4931 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
4932 with an invalid hard reg, reload just the reg not the entire
4933 pre/post-inc/dec address expression.
4935 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
4938 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
4939 fixed R1_REG scratch reg.
4940 (sibcall_value_pcrel_fdpic): Likewise.
4942 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
4946 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
4948 2016-02-12 Walter Lee <walt@tilera.com>
4950 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
4951 * config/tilegx/t-tilegx: Likewise.
4953 2016-02-12 David Malcolm <dmalcolm@redhat.com>
4956 * diagnostic-show-locus.c (struct line_span): New struct.
4957 (layout::get_first_line): Delete.
4958 (layout::get_last_line): Delete.
4959 (layout::get_num_line_spans): New member function.
4960 (layout::get_line_span): Likewise.
4961 (layout::print_heading_for_line_span_index_p): Likewise.
4962 (layout::get_expanded_location): Likewise.
4963 (layout::calculate_line_spans): Likewise.
4964 (layout::m_first_line): Delete.
4965 (layout::m_last_line): Delete.
4966 (layout::m_line_spans): New field.
4967 (layout::layout): Update comment. Replace m_first_line and
4968 m_last_line with m_line_spans, replacing their initialization
4969 with a call to calculate_line_spans.
4970 (diagnostic_show_locus): When printing source lines and
4971 annotations, rather than looping over a single span
4972 of lines, instead loop over each line_span within
4973 the layout, with an inner loop over the lines within them.
4974 Call the context's start_span callback when changing line spans.
4975 * diagnostic.c (diagnostic_initialize): Initialize start_span.
4976 (diagnostic_build_prefix): Break out the building of the location
4977 part of the string into...
4978 (diagnostic_get_location_text): ...this new function, rewriting
4979 it from nested ternary expressions to a sequence of "if"
4981 (default_diagnostic_start_span_fn): New function.
4982 * diagnostic.h (diagnostic_start_span_fn): New typedef.
4983 (diagnostic_context::start_span): New field.
4984 (default_diagnostic_start_span_fn): New prototype.
4986 2016-02-12 David Malcolm <dmalcolm@redhat.com>
4989 * gcc.c (driver::finalize): Fix cleanup of "specs".
4991 2016-02-12 David Malcolm <dmalcolm@redhat.com>
4995 * gcc.c (driver::driver): Initialize m_option_suggestions.
4996 (driver::~driver): Clean up m_option_suggestions.
4997 (suggest_option): Convert to...
4998 (driver::suggest_option): ...this, and split out into
4999 driver::build_option_suggestions and find_closest_string.
5000 (driver::build_option_suggestions): New function, from
5001 first half of suggest_option. Special-case
5002 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
5003 the sanitizer_opts array. For options of enum types, add the
5004 various enum values to the candidate strings.
5005 (driver::handle_unrecognized_options): Remove "const".
5006 * gcc.h (driver::handle_unrecognized_options): Likewise.
5007 (driver::build_option_suggestions): New decl.
5008 (driver::suggest_option): New decl.
5009 (driver::m_option_suggestions): New field.
5010 * opts-common.c (add_misspelling_candidates): New function.
5011 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
5012 and make non-static.
5013 * opts.h (sanitizer_opts): New array decl.
5014 (add_misspelling_candidates): New function decl.
5015 * spellcheck.c (find_closest_string): New function.
5016 * spellcheck.h (find_closest_string): New function decl.
5018 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5020 PR rtl-optimization/69764
5021 PR rtl-optimization/69771
5022 * optabs.c (expand_binop_directly): For shift_optab_p, force
5023 convert_modes with VOIDmode if xop1 has VOIDmode.
5025 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
5028 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
5029 to correctly determine instrumentation thunks.
5031 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5034 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
5035 type by reference, force lhs on the call.
5038 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
5039 Compute retval and retbnd early in all cases if split_part_return_p
5040 and return_bb is not EXIT. Remove all clobber stmts and reset
5041 all debug stmts that refer to SSA_NAMEs defined in split part,
5042 except if it is retval, in that case replace the old retval with the
5043 lhs of the call to the split part.
5045 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5048 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5051 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5052 whose result is used in PHI.
5053 (maybe_optimize_range_tests): Likewise.
5054 (final_range_test_p): Likweise.
5056 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5059 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5060 whose result is used in PHI.
5061 (maybe_optimize_range_tests): Likewise.
5062 (final_range_test_p): Likweise.
5064 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5066 * cgraph.c: Spelling fixes - behaviour -> behavior and
5067 neighbour -> neighbor.
5068 * target.def: Likewise.
5069 * sel-sched.c: Likewise.
5070 * config/mips/mips.c: Likewise.
5071 * config/arc/arc.md: Likewise.
5072 * config/arm/cortex-a57.md: Likewise.
5073 * config/arm/arm.c: Likewise.
5074 * config/arm/neon.md: Likewise.
5075 * config/arm/arm-c.c: Likewise.
5076 * config/vms/vms-c.c: Likewise.
5077 * config/s390/s390.c: Likewise.
5078 * config/i386/znver1.md: Likewise.
5079 * config/i386/i386.c: Likewise.
5080 * config/ia64/hpux-unix2003.h: Likewise.
5081 * config/msp430/msp430.md: Likewise.
5082 * config/rx/rx.c: Likewise.
5083 * config/rx/rx.md: Likewise.
5084 * config/aarch64/aarch64-simd.md: Likewise.
5085 * config/aarch64/aarch64.c: Likewise.
5086 * config/nvptx/nvptx.c: Likewise.
5087 * config/bfin/bfin.c: Likewise.
5088 * config/cris/cris.opt: Likewise.
5089 * config/rs6000/rs6000.c: Likewise.
5090 * target.h: Likewise.
5091 * spellcheck.c: Likewise.
5092 * ira-build.c: Likewise.
5093 * tree-inline.c: Likewise.
5094 * builtins.c: Likewise.
5095 * lra-constraints.c: Likewise.
5096 * explow.c: Likewise.
5097 * hwint.h: Likewise.
5098 * targhooks.c: Likewise.
5099 * tree-vect-data-refs.c: Likewise.
5101 * doc/tm.texi: Likewise.
5102 * doc/extend.texi: Likewise.
5103 * doc/install.texi: Likewise.
5104 * doc/md.texi: Likewise.
5105 * tree-ssa-tail-merge.c: Likewise.
5106 * sched-int.h: Likewise.
5107 * match.pd: Likewise.
5108 * sched-ebb.c: Likewise.
5109 * target.def (omit_struct_return_reg): Likewise.
5110 * gimple-ssa-isolate-paths.c: Likewise.
5111 (find_implicit_erroneous_behaviour): Renamed to...
5112 (find_implicit_erroneous_behavior): ... this.
5113 (find_explicit_erroneous_behaviour): Renamed to...
5114 (find_explicit_erroneous_behavior): ... this.
5115 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
5117 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
5119 PR rtl-optimization/64682
5120 PR rtl-optimization/69567
5121 PR rtl-optimization/69737
5122 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
5123 in I2 as well, just lose it.
5125 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5127 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
5129 (aarch64_last_printed_tune_string): Likewise.
5130 (aarch64_declare_function_name): Only output .arch assembler
5131 directive if it will be different from the previously output
5132 directive. Same for .tune comment but only if -dA is set.
5133 (aarch64_start_file): New function.
5134 (TARGET_ASM_FILE_START): Define.
5136 2016-02-11 David Malcolm <dmalcolm@redhat.com>
5139 * Makefile.in (PLUGIN_HEADERS): Add params.list.
5141 2016-02-11 Jakub Jelinek <jakub@redhat.com>
5144 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
5145 -Wmaybe-uninitialized warning.
5147 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
5150 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
5152 2016-02-11 Richard Biener <rguenther@suse.de>
5154 PR rtl-optimization/69291
5155 * ifcvt.c (noce_try_store_flag_constants): Do not allow
5156 subexpressions affected by changing the result.
5158 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
5161 * lra-constraints.c (curr_insn_transform): Find in/out operands
5162 for secondary memory moves. Update dups.
5164 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
5166 PR tree-optimization/69652
5167 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
5168 to nested loop, did source re-formatting, skip debug statements,
5169 add check on statement with volatile operand, remove dead scalar
5172 2016-02-10 Jakub Jelinek <jakub@redhat.com>
5173 Patrick Palka <ppalka@gcc.gnu.org>
5177 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
5178 calls if the return type is TREE_ADDRESSABLE.
5179 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
5180 * ipa-split.c (split_function): Fix doubled "we" in comment.
5181 Use void return type for the split part even if
5182 !split_point->split_part_set_retval.
5184 2016-02-10 Bin Cheng <bin.cheng@arm.com>
5186 PR tree-optimization/68021
5187 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
5188 when computing the value of biv cand by itself.
5190 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5192 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
5193 (cortexa57_tunings): Likewise.
5194 (cortexa72_tunings): Likewise.
5195 (arch_macro_fusion_pair_p): Add support for AES fusion.
5196 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
5197 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
5198 Allow virtual registers before reload so early scheduling works.
5199 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
5200 correct latency and pipeline.
5201 (cortex_a57_crypto_complex): Likewise.
5202 (cortex_a57_crypto_xor): Likewise.
5203 (define_bypass): Add AES bypass.
5205 2016-02-10 Richard Biener <rguenther@suse.de>
5207 PR tree-optimization/69726
5208 * passes.def: Add DCE pass before late uninit.
5209 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
5210 really fixup if-conversions job.
5212 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5214 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
5215 (arm_cortex_a57_tune): Likewise.
5216 (aarch_macro_fusion_pair_p): Add support for AES fusion.
5217 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
5219 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
5221 * timevar.def (TV_PHASE_DBGINFO): Delete.
5222 (TV_PHASE_CHECK_DBGINFO): Likewise.
5223 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
5225 2016-02-10 Richard Biener <rguenther@suse.de>
5227 PR tree-optimization/69719
5228 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5229 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
5231 2016-02-09 Andrew Pinski <apinski@cavium.com>
5234 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
5235 get_vcond_mask_icode returns false.
5237 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5240 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
5241 an ADDIS that adds a pointer to a large constant that sets the
5242 upper16 bits with a load operation.
5244 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5247 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
5249 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
5251 (vzipq_s16): Likewise.
5252 (vzipq_s32): Likewise.
5253 (vzipq_f32): Likewise.
5254 (vzipq_u8): Likewise.
5255 (vzipq_u16): Likewise.
5256 (vzipq_u32): Likewise.
5257 (vzipq_p8): Likewise.
5258 (vzipq_p16): Likewise.
5260 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5263 * config/arm/arm.c (neon_endian_lane_map): New function.
5264 (neon_vector_pair_endian_lane_map): New function.
5265 (arm_evpc_neon_vuzp): Allow for big endian lane order.
5266 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
5268 (vuzpq_s16): Likewise.
5269 (vuzpq_s32): Likewise.
5270 (vuzpq_f32): Likewise.
5271 (vuzpq_u8): Likewise.
5272 (vuzpq_u16): Likewise.
5273 (vuzpq_u32): Likewise.
5274 (vuzpq_p8): Likewise.
5275 (vuzpq_p16): Likewise.
5277 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
5280 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
5283 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
5285 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
5286 truncate const_int operand 1 to QImode.
5288 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
5290 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
5291 corresponding to an abnormal edge.
5293 2016-02-09 Tom de Vries <tom@codesourcery.com>
5295 PR tree-optimization/69599
5296 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
5298 (find_func_aliases_for_builtin_call, find_func_clobbers)
5299 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
5302 2016-02-09 Richard Biener <rguenther@suse.de>
5304 PR tree-optimization/69715
5305 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
5306 LHS on calls as non-rewritable.
5308 2016-02-09 Tom de Vries <tom@codesourcery.com>
5311 * lto-wrapper.c (append_diag_options): New function.
5312 (compile_offload_image): Call append_diag_options.
5314 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
5317 * doc/extend.texi (Flag Output Operands): Correct sectioning.
5318 Minor copy-edit to fix verb tenses.
5320 2016-02-08 Jakub Jelinek <jakub@redhat.com>
5322 PR tree-optimization/69209
5323 * ipa-split.c (split_function): If split part is not
5324 returning retval, retval has gimple type but is not
5325 gimple value, force it into a SSA_NAME first.
5327 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
5329 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
5332 2016-02-08 Jason Merrill <jason@redhat.com>
5335 * convert.c (convert_to_integer_1): Check dofold on truncation
5337 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
5338 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
5339 Rename from *_nofold.
5340 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
5341 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
5343 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
5346 * tree.c (build_common_tree_nodes): Remove short_double argument.
5347 All callers changed.
5348 * tree.h (build_common_tree_nodes): Adjust declaration.
5349 * doc/invoke.texi (-fshort-double): Remove documentation.
5350 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5351 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
5352 * lto-wrapper.c (merge_and_complain, append_compiler_options)
5353 (append_linker_options): Don't handle OPT_fshort_double.
5355 PR rtl-optimization/68730
5356 * lra-remat.c (insn_to_cand_activation): New static variable.
5357 (lra_remat): Allocate and free it.
5358 (create_cand): New arg activation. Initialize a field in
5359 insn_to_cand_activation if it is nonnull.
5360 (create_cands): Pass the activation insn to create_cand when making
5361 a candidate involving an output reload. Reorganize code a little.
5362 (do_remat): Keep track of active status of candidates in a separate
5365 2016-02-08 Richard Biener <rguenther@suse.de>
5367 PR tree-optimization/69719
5368 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5369 Properly use absolute of the difference of the two offsets to
5370 compare or adjust the segment length.
5372 2016-02-08 Richard Biener <rguenther@suse.de>
5373 Jeff Law <law@redhat.com>
5376 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
5377 types for anonymous SSA names.
5379 2016-02-08 Richard Biener <rguenther@suse.de>
5381 PR rtl-optimization/69274
5382 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
5384 2016-02-08 Jeff Law <law@redhat.com>
5386 PR tree-optimization/65917
5387 * tree-ssa-dom.c (record_temporary_equivalences): Record both
5388 equivalences from if (x == y) style conditionals.
5389 (loop_depth_of_name): Remove.
5390 (record_equality): Remove loop depth check.
5391 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
5392 (const_and_copies::record_const_or_copy_raw): New member function.
5393 * tree-ssa-scopedtables.c
5394 (const_and_copies::record_const_or_copy_raw): New, factored out of
5395 (const_and_copies::record_const_or_copy): Call new member function.
5397 2016-02-05 Jeff Law <law@redhat.com>
5399 PR tree-optimization/68541
5400 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
5401 (count_stmts_in_block): New function.
5402 (poor_ifcvt_candidate_code): Likewise.
5403 (is_feasible_trace): Add some heuristics to determine when path
5404 splitting is profitable.
5405 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
5406 is a diamond with a single exit.
5408 2016-02-05 Martin Sebor <msebor@redhat.com>
5411 * doc/invoke.texi: Update -Wplacement-new to take an optional
5414 2016-02-06 Richard Henderson <rth@redhat.com>
5417 * tree.c (tree_nop_conversion_p): Do not strip casts into or
5418 out of non-standard address spaces.
5420 2016-02-05 Jakub Jelinek <jakub@redhat.com>
5422 PR rtl-optimization/69691
5423 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
5425 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
5427 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
5428 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
5429 (*ieee128_mfvsrd_64bit): Likewise.
5430 (*ieee128_mfvsrd_32bit): Likewise.
5432 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
5436 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
5438 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
5439 instrumented_version.
5441 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
5443 * doc/invoke.texi (Optimize Options): In table of --param options
5444 rename second occurrence of tracer-min-branch-ratio to
5445 tracer-min-branch-probability, rename
5446 tracer-min-branch-ratio-feedback to
5447 tracer-min-branch-probability-feedback and clarify description,
5448 rename sched-spec-state-edge-prob-cutoff to
5449 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
5450 to selsched-insns-to-rename, rename lto-minpartition to
5451 lto-min-partition, delete reorder-blocks-duplicate and
5452 reorder-blocks-duplicate-feedback.
5454 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5456 * config/s390/s390.c (s390_register_info_set_ranges): Remove
5459 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
5461 * doc/extend.texi: S/390: Correct some typos.
5463 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5465 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
5467 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5470 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
5471 (s390_register_info_gprtofpr): Use new macros above.
5472 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
5474 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
5475 its name. Adjust restore and save gpr ranges.
5476 (s390_register_info_set_ranges): New function.
5477 (s390_register_info): Use new macros above. Call
5478 s390_register_info_set_ranges.
5479 (s390_optimize_register_info): Likewise.
5480 (s390_hard_regno_rename_ok): Use new macros.
5481 (s390_hard_regno_scratch_ok): Likewise.
5482 (s390_emit_epilogue): Likewise.
5483 (s390_can_use_return_insn): Likewise.
5484 (s390_optimize_prologue): Likewise.
5485 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
5487 2016-02-05 Jakub Jelinek <jakub@redhat.com>
5490 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
5492 (ix86_option_override_internal): Disable TARGET_STV even for
5493 -m{incoming,preferred}-stack-boundary=3.
5495 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5497 * config.gcc: Mark deprecated rtems targets as obsolete.
5499 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
5501 PR rtl-optimization/64682
5502 PR rtl-optimization/69567
5503 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
5504 before I2 only if the register is both used and set in I2.
5506 2016-02-04 DJ Delorie <dj@redhat.com>
5508 * config/msp430/msp430.c (msp430_start_function): Add function type.
5510 2016-02-04 Jakub Jelinek <jakub@redhat.com>
5513 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
5515 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
5517 PR rtl-optimization/69577
5519 2015-10-29 Richard Henderson <rth@redhat.com>
5523 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
5524 sse check to the exact conditions of PR 67609.
5526 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
5529 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
5530 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
5531 not allowed into the traditional Altivec registers.
5532 (movtd_64bit_nodm): Likewise.
5533 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
5535 2016-02-04 David Malcolm <dmalcolm@redhat.com>
5537 * config/aarch64/cortex-a57-fma-steering.c
5538 (aarch64_register_fma_steering): Remove "static" from arguments
5541 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
5544 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
5547 2016-02-04 Mike Frysinger <vapier@gentoo.org>
5549 * doc/invoke.texi: Delete -mno-fma4.
5551 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
5553 PR rtl-optimization/69577
5554 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
5555 (find_subregs_of_mode): Update accordingly. Iterate over partial
5558 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
5560 * config/arm/arm-protos.h (neon_reinterpret): Remove.
5561 * config/arm/arm.c (neon_reinterpret): Remove.
5562 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
5563 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
5564 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
5565 vreinterpretti): Remove.
5566 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
5567 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
5568 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
5569 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
5570 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
5571 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
5572 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
5573 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
5574 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
5575 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
5576 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
5577 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
5578 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
5579 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
5580 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
5581 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
5582 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
5583 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
5584 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
5585 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
5586 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
5587 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
5588 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
5589 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
5590 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
5591 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
5592 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
5593 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
5594 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
5595 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
5596 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
5597 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
5598 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
5599 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
5600 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
5601 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
5602 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
5603 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
5604 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
5605 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
5606 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
5607 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
5608 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
5609 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
5610 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
5611 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
5612 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
5613 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
5614 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
5615 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
5616 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
5617 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
5618 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
5619 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
5620 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
5621 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
5622 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
5623 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
5624 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
5625 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
5626 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
5627 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
5628 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
5629 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
5630 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
5631 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
5632 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
5633 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
5634 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
5635 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
5636 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
5637 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
5638 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
5639 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
5640 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
5641 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
5642 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
5643 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
5644 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
5645 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
5646 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
5647 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
5648 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
5649 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
5650 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
5651 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
5652 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
5653 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
5654 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
5655 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
5656 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
5657 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
5658 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
5659 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
5660 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
5661 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
5662 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
5663 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
5664 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
5665 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
5666 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
5667 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
5668 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
5670 2016-02-04 Martin Liska <mliska@suse.cz>
5673 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
5674 that are gimple_store_p.
5675 (maybe_instrument_call): Likewise.
5677 2016-02-04 Bin Cheng <bin.cheng@arm.com>
5679 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
5680 register scaling out of memory reference and comment why.
5682 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5686 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
5687 folding the source of a SET.
5689 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5693 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
5694 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
5696 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
5700 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
5703 2016-02-04 Christian Bruel <christian.bruel@st.com>
5705 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
5706 * config/arm/arm.c (arm_set_current_function): Likewise.
5708 2016-02-04 Jakub Jelinek <jakub@redhat.com>
5709 Ilya Enkovich <enkovich.gnu@gmail.com>
5710 H.J. Lu <hongjiu.lu@intel.com>
5713 * config/i386/i386.c (convert_scalars_to_vector): Remove
5714 stack alignment fixes.
5715 (ix86_option_override_internal): Disable TARGET_STV if stack
5716 might not be aligned enough.
5717 (ix86_minimum_alignment): Assert that TARGET_STV is false.
5719 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
5721 * gcc/config/i386/x86-tune.def: Disable default prefetching
5724 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5725 Vladimir Makarov <vmakarov@redhat.com>
5728 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
5729 in validating fused toc addresses.
5731 2016-02-03 Jakub Jelinek <jakub@redhat.com>
5734 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
5735 range->m_caret fields if range->m_show_caret_p is false.
5738 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
5739 Force oldval into register if it does not satisfy reg_or_short_operand
5740 predicate. Fix up formatting.
5742 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
5743 Alexandre Oliva <aoliva@redhat.com>
5746 * lra-constraints.c (simplify_operand_subreg): Check additionally
5747 address validity after potential reloading.
5748 (process_address_1): Check insns validity. In case of failure do
5751 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
5754 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
5757 2016-02-02 Jakub Jelinek <jakub@redhat.com>
5759 * wide-int.cc (canonize_uhwi): New function.
5760 (wi::divmod_internal): Use it.
5762 2016-02-02 James Norris <jnorris@codesourcery.com
5764 * gimplify.c (omp_notice_variable): Add usage check.
5766 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
5768 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
5769 like LE, GE, LT, GT when emitting relational operator.
5771 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
5773 * ira-costs.c (find_costs_and_classes): Add extra argument.
5774 * target.def (ira_change_pseudo_allocno_class): Add parameter.
5775 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
5776 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
5777 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
5778 Add best_class parameter, and return it if not ALL_REGS.
5779 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
5781 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
5784 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
5786 * config/aarch64/aarch64.c
5787 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
5788 (aarch64_ira_change_pseudo_allocno_class): New function.
5790 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
5793 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
5795 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5797 * config/avr/avr.c (avr_option_override): Set
5798 PARAM_ALLOW_STORE_DATA_RACES to 1.
5800 2016-02-02 Richard Biener <rguenther@suse.de>
5802 PR tree-optimization/69595
5803 * match.pd: Add range test simplifications to true/false.
5805 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
5807 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
5808 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
5811 2016-02-02 Richard Biener <rguenther@suse.de>
5813 PR tree-optimization/69606
5814 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
5815 info on the result before moving a stmt.
5817 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
5820 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
5821 branch with vector comparison.
5822 * config/i386/sse.md (VI48_AVX): New mode iterator.
5823 (define_expand "cbranch<mode>4): Add support for conditional branch
5824 with vector comparison.
5825 * tree-vect-loop.c (optimize_mask_stores): New function.
5826 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
5827 has_mask_store field of vect_info.
5828 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
5829 vectorized loops having masked stores after vec_info destroy.
5830 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
5831 correspondent macros.
5832 (optimize_mask_stores): Add prototype.
5834 2016-02-02 Alan Modra <amodra@gmail.com>
5837 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
5840 2016-02-02 Alan Modra <amodra@gmail.com>
5843 * config/rs6000/rs6000.c (need_toc_init): New var, set it
5844 whenever toc_label_name used.
5845 (rs6000_file_start): Don't set up toc section here,
5846 (rs6000_output_function_epilogue): do so here instead,
5847 (rs6000_xcoff_file_start): and here.
5848 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
5849 (load_toc_aix_di): Likewise.
5851 2016-02-01 Jakub Jelinek <jakub@redhat.com>
5853 PR rtl-optimization/69592
5854 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
5855 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
5856 (num_sign_bit_copies_binary_arith_p): New inline function.
5857 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
5859 2016-02-01 Jeff Law <law@redhat.com>
5861 PR tree-optimization/69580
5862 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
5863 * tree-ssa-threadbackward.c
5864 (fsm_find_control_statement_thread_paths): Do not try to walk
5865 through large PHI nodes.
5867 2016-02-01 Jakub Jelinek <jakub@redhat.com>
5869 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
5870 when count is incremented above limit, don't analyze further
5873 * omp-low.c (oacc_parse_default_dims): Avoid
5874 -Wsign-compare warning, make sure value fits into int
5875 rather than just unsigned int.
5877 2016-02-01 Bin Cheng <bin.cheng@arm.com>
5879 PR tree-optimization/67921
5880 * fold-const.c (split_tree): New parameters. Convert pointer
5881 type variable part to proper type before negating.
5882 (fold_binary_loc): Pass new arguments to split_tree.
5884 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
5886 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
5887 (nvptx_goacc_validate_dims): Extend to handle global defaults.
5888 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
5889 * doc/tm.texti: Rebuilt.
5890 * doc/invoke.texi (fopenacc-dim): Document.
5891 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
5892 (append_compiler_options): Likewise.
5893 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
5894 (oacc_parse_default_dims): New.
5895 (oacc_validate_dims): Add USED arg. Select non-unity default when
5897 (oacc_loop_fixed_partitions): Return mask of used partitions.
5898 (oacc_loop_auto_partitions): Emit dump info.
5899 (oacc_loop_partition): Return mask of used partitions.
5900 (execute_oacc_device_lower): Parse default dimension arg. Adjust
5901 loop partitioning and validation calls.
5903 2016-02-01 Richard Biener <rguenther@suse.de>
5906 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
5908 2016-02-01 Richard Biener <rguenther@suse.de>
5910 PR tree-optimization/69574
5911 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
5912 of asserting return chrec_dont_know.
5914 2016-02-01 Martin Liska <mliska@suse.cz>
5916 * mem-stats-traits.h: Add copyright header.
5917 * mem-stats.h: Likewise.
5919 2016-02-01 Richard Biener <rguenther@suse.de>
5921 PR tree-optimization/69579
5922 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
5923 Do not propagate through abnormal PHI results.
5925 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
5927 * postreload.c (reload_cse_simplify): Remove dead code.
5929 2016-02-01 Jakub Jelinek <jakub@redhat.com>
5931 PR rtl-optimization/69570
5932 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
5933 if there is more than one set, not if there is a single set.
5935 2016-02-01 Richard Henderson <rth@redhat.com>
5938 * combine.c (make_compound_operation): When looking through a
5939 subreg, make sure to re-extend to the width of the outer mode.
5941 2016-01-30 Jakub Jelinek <jakub@redhat.com>
5943 PR tree-optimization/69546
5944 * wide-int.cc (wi::divmod_internal): For unsigned division
5945 where both operands fit into uhwi, if o1 is 1 and o0 has
5946 msb set, if divident_prec is larger than bits per hwi,
5947 clear another quotient word and return 2 instead of 1.
5948 Similarly for remainder with msb in HWI set, if dividend_prec
5949 is larger than bits per hwi.
5951 2016-01-29 Martin Jambor <mjambor@suse.cz>
5953 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
5954 Use short lowercase names.
5955 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
5956 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
5957 acq_rel one. Protect warning agains segfaults if
5958 get_memory_order_name returns NULL.
5959 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
5960 with release semantics. Do not warn if get_memory_order already did.
5961 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
5962 semantics. Fix check for relaxed or acquire semantics. Do not warn
5963 if get_memory_order already did.
5965 2016-01-29 Sebastian Pop <s.pop@samsung.com>
5967 * doc/install.texi: Document that isl-0.16 is supported.
5969 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
5972 * config/i386/constraints.md (Bm): Describe as special memory
5974 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
5975 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
5976 * genpreds.c (struct constraint_data): Add is_special_memory.
5977 (have_special_memory_constraints, special_memory_start): New
5979 (special_memory_end): Ditto.
5980 (add_constraint): Add new arg is_special_memory. Add code to
5981 process its true value. Update have_special_memory_constraints.
5982 (process_define_constraint): Pass the new arg.
5983 (process_define_register_constraint): Ditto.
5984 (choose_enum_order): Process special memory.
5985 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
5986 function insn_extra_special_memory_constraint.
5987 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
5988 * gensupport.c (process_rtx): Process
5989 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
5990 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
5991 * ira-lives.c (single_reg_class): Use
5992 insn_extra_special_memory_constraint.
5993 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
5994 * lra-constraints.c (process_alt_operands): Ditto.
5995 (curr_insn_transform): Use insn_extra_special_memory_constraint.
5996 * recog.c (asm_operand_ok, preprocess_constraints): Process
5998 * reload.c (find_reloads): Ditto.
5999 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
6000 * stmt.c (parse_input_constraint): Use
6001 insn_extra_special_memory_constraint.
6003 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6006 * lra-splill.c (lra_final_code_change): Revert r229087 by
6007 removing all sub-registers.
6009 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
6012 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
6014 2016-01-29 Jakub Jelinek <jakub@redhat.com>
6017 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
6018 SSE1, copy target into the temporary reg first before recursing
6021 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6023 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
6026 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6028 * ginclude/stdarg.h: Test __cplusplus instead of
6029 __GXX_EXPERIMENTAL_CXX0X__.
6031 2016-01-29 Richard Biener <rguenther@suse.de>
6033 PR tree-optimization/69547
6034 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
6035 Do not mark clobbers necessary.
6036 (mark_all_reaching_defs_necessary_1): Likewise.
6038 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6040 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
6041 declaration name with %qs and print it in both error messages.
6042 Also fix indentation.
6044 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6047 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
6048 trailing blank line from error message.
6050 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6053 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
6056 2016-01-29 Richard Biener <rguenther@suse.de>
6059 * match.pd: Allow all integral types when simplifying a
6060 widening or sign-changing conversion.
6062 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6064 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
6065 back to setting codegen_error to fail codegen.
6067 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
6070 * config/i386/constraints.md (C): Only accept constant zero operand.
6071 (BC): New constraint.
6072 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
6073 instead of C constraint.
6074 * doc/md.texi (Machine Constraints): Update description
6077 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
6080 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
6082 2016-01-28 Jakub Jelinek <jakub@redhat.com>
6085 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
6088 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
6090 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
6091 branches if using guessed profile.
6093 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
6095 * graphite-optimize-isl.c (optimize_isl): Fix dump.
6097 2016-01-28 Richard Henderson <rth@redhat.com>
6100 * config/aarch64/aarch64-modes.def (CC_Cmode): New
6101 * config/aarch64/aarch64-protos.h: Update.
6102 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
6103 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
6104 (aarch64_get_condition_code_1): Handle CC_Cmode.
6105 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
6106 (*add<mode>3_compareC_cconly_imm): New.
6107 (*add<mode>3_compareC_cconly): New.
6108 (*add<mode>3_compareC_imm): New.
6109 (add<mode>3_compareC): New.
6110 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
6111 to be first. Use aarch64_carry_operation.
6112 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
6113 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
6114 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
6115 (subti3): Use subdi3_compare1.
6116 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
6117 (sub<mode>3_compare1): New.
6118 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
6119 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
6120 (*subsi3_carryin_uxtw): Likewise.
6121 (*ngc<mode>, *ngcsi_uxtw): Likewise.
6122 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
6123 * config/aarch64/iterators.md (DWI): New.
6124 * config/aarch64/predicates.md (aarch64_carry_operation): New.
6125 (aarch64_borrow_operation): New.
6127 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
6129 * graphite-optimize-isl.c (optimize_isl): Print a different debug
6130 message when isl does not return a valid schedule.
6132 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6134 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
6135 Remove comments from class declarations: they are already in the code
6138 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6140 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
6142 (ternary_op_to_tree): Same.
6143 (unary_op_to_tree): Same.
6144 (nary_op_to_tree): Same.
6145 (gcc_expression_from_isl_expr_op): Same.
6146 (gcc_expression_from_isl_expression): Same.
6147 (graphite_create_new_loop): Same.
6148 (graphite_create_new_loop_guard): Same.
6149 (build_iv_mapping): Same.
6150 (graphite_create_new_guard): Same.
6151 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
6152 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
6154 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6156 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
6157 instead of setting codegen_error to fail codegen.
6159 2016-01-28 Jason Merrill <jason@redhat.com>
6161 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
6163 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6165 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
6166 Remove CONST_INT_P check in CCMP cost calculation.
6168 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6170 * config/aarch64/aarch64.c (generic_vector_cost):
6171 Set vec_permute_cost.
6172 (cortexa57_vector_cost): Likewise.
6173 (exynosm1_vector_cost): Likewise.
6174 (xgene1_vector_cost): Likewise.
6175 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
6176 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
6177 Add vec_permute_cost entry.
6179 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6181 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
6183 (add<mode>3_compare0): Likewise.
6184 (addsi3_compare0_uxtw): Likewise.
6185 (add<mode>3nr_compare0): Likewise.
6186 (compare_neg<mode>): Likewise.
6187 (<optab><mode>3): Likewise.
6189 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
6191 * tree-vect-stmts.c (vectorizable_comparison): Add
6192 NULL check for vectype.
6194 2016-01-28 Richard Biener <rguenther@suse.de>
6196 PR tree-optimization/69466
6197 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
6198 Account for PHIs we couldn't duplicate.
6200 2016-01-28 Martin Liska <mliska@suse.cz>
6203 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
6204 instead of ENABLE_VALGRIND_CHECKING.
6206 2016-01-27 Richard Henderson <rth@redhat.com>
6209 * lra-remat.c (subreg_regs): New.
6210 (dump_candidates_and_remat_bb_data): Dump it.
6211 (operand_to_remat): Reject if operand in subreg_regs.
6212 (set_bb_regs): Collect subreg_regs.
6213 (lra_remat): Init and free subreg_regs. Compute
6214 calculate_local_reg_remat_bb_data before create_cands.
6216 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
6219 * config/i386/i386.c (ix86_update_stack_boundary): Don't
6220 change stack_alignment_needed for __tls_get_addr call.
6222 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
6224 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
6226 2016-01-27 Jeff Law <law@redhat.com>
6228 PR tree-optimization/68398
6229 PR tree-optimization/69196
6230 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
6231 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
6232 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6233 Only count PHIs in the last block in the path. The others will
6234 const/copy propagate away. Add heuristic to allow more irreducible
6235 subloops to be created when it is likely profitable to do so.
6237 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6238 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
6239 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
6241 2016-01-27 Jakub Jelinek <jakub@redhat.com>
6244 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
6245 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
6246 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
6247 * tree-streamer-in.c: Include asan.h.
6248 (streamer_get_builtin_tree): For builtins in sanitizer
6249 range call initialize_sanitizer_builtins and retry.
6251 2016-01-27 Ian Lance Taylor <iant@google.com>
6253 * common.opt (fkeep-gc-roots-live): New undocumented option.
6254 * tree-ssa-loop-ivopts.c (add_candidate_1): If
6255 -fkeep-gc-roots-live, skip pointers.
6256 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
6259 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
6262 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
6263 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
6265 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
6268 * configure.ac: NetBSD provides SSP in its C library.
6269 * configure: Updated.
6271 2016-01-27 Richard Biener <rguenther@suse.de>
6273 PR tree-optimization/69166
6274 * tree-vect-loop.c (vect_is_simple_reduction): Always check
6275 reduction code for commutativity / associativity.
6277 2016-01-27 Martin Jambor <mjambor@suse.cz>
6279 PR tree-optimization/69355
6280 * tree-sra.c (analyze_access_subtree): Correct hole detection when
6281 total_scalarization fails.
6283 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
6285 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
6288 2016-01-27 Christian Bruel <christian.bruel@st.com>
6291 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
6292 Move arm_reset_previous_fndecl and set_target_option_current_node in
6293 the conditional part. Call save_restore_target_globals.
6294 * config/arm/arm.c (arm_set_current_function):
6295 Refactor to better support #pragma target and attribute mix.
6296 Call save_restore_target_globals.
6297 * config/arm/arm-protos.h (save_restore_target_globals): New function.
6299 2016-01-27 Martin Liska <mliska@suse.cz>
6301 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
6302 reference for an HSA kernel and its host function.
6304 2016-01-27 Jakub Jelinek <jakub@redhat.com>
6306 PR tree-optimization/69399
6307 * wide-int.h (wi::lrshift): For larger precisions, only
6308 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
6310 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
6312 * config/arc/predicates.md (proper_comparison_operator): Reject
6313 constant-constant comparison.
6315 2016-01-26 Tom de Vries <tom@codesourcery.com>
6317 PR tree-optimization/69110
6318 * tree-data-ref.c (initialize_data_dependence_relation): Handle
6319 DR_NUM_DIMENSIONS == 0.
6321 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
6322 Sebastian Pop <s.pop@samsung.com>
6324 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
6325 isl_ast_op_cond and isl_ast_op_select.
6326 (gcc_expression_from_isl_expr_op): Same.
6328 2016-01-26 Jason Merrill <jason@redhat.com>
6331 * tree.c (recompute_constructor_flags): Split out from
6333 (verify_constructor_flags): New.
6334 * tree.h: Declare them.
6336 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
6338 PR rtl-optimization/69217
6339 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
6340 are no TYPE_FIELDS set for the record type.
6342 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6345 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
6346 toc_label_name unconditionally.
6347 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
6348 SYMBOL_REF string. Use toc_label_name instead of constructing
6350 (rs6000_elf_declare_function_name): Use toc_label_name instead of
6351 constructing LCTOC1.
6353 2016-01-26 Martin Sebor <msebor@redhat.com>
6356 * doc/extend.texi (Common Type Attributes): Move text that talks about
6357 attribute packed from attribute aligned to the section discussing
6358 the former attribute for clarity.
6360 2016-01-26 Richard Henderson <rth@redhat.com>
6363 * trans-mem.c (tm_region_init): Mark entry block as visited.
6365 2016-01-26 David Malcolm <dmalcolm@redhat.com>
6368 * diagnostic-show-locus.c (layout::print_source_line): Replace
6369 call to pp_newline with call to layout::print_newline.
6370 (layout::print_annotation_line): Likewise.
6371 (layout::move_to_column): Likewise.
6372 (layout::print_any_fixits): After printing any fixits, print a
6373 trailing newline, if necessary.
6374 (layout::print_newline): New method, resetting any colorization
6376 (diagnostic_show_locus): Move the pp_newline to before the
6377 early bailout. Remove dummy block enclosing the layout instance.
6378 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
6379 of pp_newline_and_flush with pp_flush.
6380 (diagnostic_append_note): Delete use of pp_newline.
6381 (diagnostic_append_note_at_rich_loc): Delete.
6382 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
6383 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
6384 when newline characters are added to the buffer.
6386 2016-01-26 Michael Matz <matz@suse.de>
6388 * configure.ac (ac_cv_std_swap_in_utility): New test.
6389 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
6390 * configure: Regenerate.
6391 * config.in: Regenerate.
6393 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
6395 * config/arc/arc.md (cstoresi4): Force operand into register.
6396 (arcset<code>): Fix predicate.
6397 (arcsetltu): Likewise.
6398 (arcsetgeu): Likewise.
6399 (arcsethi): Likewise.
6400 (arcsetls): Likewise.
6402 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6404 PR tree-optimization/69483
6405 * gimple-fold.c (canonicalize_constructor_val): Return NULL
6406 if base has error_mark_node type.
6408 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
6411 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
6412 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
6414 (vget_lane_f16): Handle big-endian.
6415 (vgetq_lane_f16): Likewise.
6416 (vset_lane_f16): Likewise.
6417 (vsetq_lane_f16): Likewise.
6418 * config/arm/iterators.md (VQXMOV): Add V8HF.
6419 (VDQ): Add V4HF and V8HF.
6420 (V_reg): Handle V4HF and V8HF.
6421 (Is_float_mode): Likewise.
6422 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
6423 neon_vdup_nv8hf): New patterns.
6424 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
6425 Use VD_LANE iterator.
6426 (neon_vld1_dup<mode>): Use VQ2 iterator.
6428 2016-01-26 Nathan Sidwell <nathan@acm.org>
6430 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
6431 (set_oacc_fn_attrib): Add IS_KERNEL arg.
6432 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
6433 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
6434 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
6435 (oacc_validate_dims): Add LEVEL arg, don't return level.
6436 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
6438 (execute_oacc_device_lower): Adjust, add more dump output.
6439 * tree-ssa-loop.c (gate_oacc_kernels): Use
6440 oacc_fn_attrib_kernels_p.
6441 * tree-parloops.c (create_parallel_loop): Adjust
6442 set_oacc_fn_attrib call.
6444 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6447 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
6448 (append_compiler_options): Handle -fcilkplus.
6449 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
6451 2016-01-26 Nick Clifton <nickc@redhat.com>
6454 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
6455 been marked as DECL_ONE_ONLY but we do not the means to make it
6456 so, then do not allow it to bind locally.
6458 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6461 * opts.h (parse_sanitizer_options): New prototype.
6462 * opts.c (sanitizer_opts): New array.
6463 (parse_sanitizer_options): New function.
6464 (common_handle_option): Use parse_sanitizer_options.
6466 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
6469 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
6470 alignment adjustment to ...
6471 (ix86_update_stack_boundary): Here. Don't over-align stack for
6473 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
6474 if __tls_get_addr is called.
6476 2016-01-26 Christian Bruel <christian.bruel@st.com>
6478 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
6480 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
6482 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
6484 2016-01-26 Richard Biener <rguenther@suse.de>
6487 * match.pd: Guard X * CST CMP 0 pattern with single_use.
6489 2016-01-26 Richard Biener <rguenther@suse.de>
6491 PR tree-optimization/69452
6492 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
6493 (move_computations_dom_walker::before_dom_children): Rename
6495 (move_computations_worker): This.
6496 (move_computations): Perform an RPO rather than a DOM walk.
6498 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6501 * combine.c (combine_instructions): For REG_EQUAL note with
6502 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
6503 to the underlying register.
6504 * doc/rtl.texi (REG_EQUAL): Document the behavior of
6505 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
6507 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
6510 * config/aarch64/aarch64-builtins.c
6511 (aarch64_init_simd_builtin_types): Do not set structural
6512 equality to __Poly{8,16,64,128}_t types.
6514 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
6516 PR tree-optimization/69400
6517 * wide-int.cc (wi_pack): Take the precision as argument and
6518 perform canonicalization here rather than in the callers.
6519 Use the main loop to handle all full-width HWIs. Add a
6520 zero HWI if in_len isn't a full result.
6521 (wi::divmod_internal): Update accordingly.
6522 (wi::mul_internal): Likewise. Simplify.
6524 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
6525 Sebastian Pop <s.pop@samsung.com>
6527 * graphite-poly.c (apply_poly_transforms): Simplify.
6528 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
6529 (print_isl_map): Same.
6530 (print_isl_union_map): Same.
6531 (print_isl_schedule): New.
6532 (debug_isl_schedule): New.
6533 * graphite-dependences.c (scop_get_reads): Do not call
6534 isl_union_map_add_map that is undocumented isl functionality.
6535 (scop_get_must_writes): Same.
6536 (scop_get_may_writes): Same.
6537 (scop_get_original_schedule): Remove.
6538 (scop_get_dependences): Do not call isl_union_map_compute_flow that
6539 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
6540 (compute_deps): Remove.
6541 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
6542 (debug_schedule_ast): New.
6543 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
6544 set_separate_option.
6545 (graphite_regenerate_ast_isl): Add dump.
6546 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
6547 from scop->transformed_schedule.
6548 (graphite_regenerate_ast_isl): Add more dump.
6549 * graphite-optimize-isl.c (optimize_isl): Set
6550 scop->transformed_schedule. Check whether schedules are equal.
6551 (apply_poly_transforms): Move here.
6552 * graphite-poly.c (apply_poly_transforms): ... from here.
6553 (free_poly_bb): Static.
6554 (free_scop): Static.
6555 (pbb_number_of_iterations_at_time): Remove.
6556 (print_isl_ast): New.
6557 (debug_isl_ast): New.
6558 (debug_scop_pbb): New.
6559 * graphite-scop-detection.c (print_edge): Move.
6561 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
6562 (build_scop_scattering): Remove.
6563 (create_pw_aff_from_tree): Assert instead of bailing out.
6564 (add_condition_to_pbb): Remove unused code, do not fail.
6565 (add_conditions_to_domain): Same.
6566 (add_conditions_to_constraints): Remove.
6567 (build_scop_context): New.
6568 (add_iter_domain_dimension): New.
6569 (build_iteration_domains): Initialize pbb->iterators.
6570 Call add_conditions_to_domain.
6573 (index_outermost_in_loop): New.
6574 (index_pbb_in_loop): New.
6575 (outermost_pbb_in): New.
6576 (add_in_sequence): New.
6577 (add_outer_projection): New.
6578 (outer_projection_mupa): New.
6579 (add_loop_schedule): New.
6580 (build_schedule_pbb): New.
6581 (build_schedule_loop): New.
6582 (embed_in_surrounding_loops): New.
6583 (build_schedule_loop_nest): New.
6584 (build_original_schedule): New.
6585 (build_poly_scop): Call build_original_schedule.
6586 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
6587 (free_poly_dr): Remove.
6588 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
6589 (free_poly_bb): Remove.
6590 (debug_loop_vec): Remove.
6591 (print_isl_ast): Declare.
6592 (debug_isl_ast): Declare.
6593 (scop_do_interchange): Remove.
6594 (scop_do_strip_mine): Remove.
6595 (scop_do_block): Remove.
6596 (flatten_all_loops): Remove.
6597 (optimize_isl): Remove.
6598 (pbb_number_of_iterations_at_time): Remove.
6599 (debug_scop_pbb): Declare.
6600 (print_schedule_ast): Declare.
6601 (debug_schedule_ast): Declare.
6602 (struct scop): Remove schedule. Add original_schedule,
6603 transformed_schedule.
6604 (free_gimple_poly_bb): Remove.
6605 (print_generated_program): Remove.
6606 (debug_generated_program): Remove.
6607 (unify_scattering_dimensions): Remove.
6608 * sese.c (print_edge): ... here.
6609 (print_sese): ... here.
6610 (debug_edge): ... here.
6611 (debug_sese): ... here.
6612 * sese.h (print_edge): Declare.
6613 (print_sese): Declare.
6614 (dump_edge): Declare.
6615 (dump_sese): Declare.
6617 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
6618 Sebastian Pop <s.pop@samsung.com>
6620 * Makefile.in: Set ISLVER in site.exp.
6622 2016-01-25 Jakub Jelinek <jakub@redhat.com>
6624 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
6625 DECL_VALUE_EXPR of new_var even for the non-array case. Look
6626 through DECL_VALUE_EXPR for expansion.
6628 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
6630 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
6631 the frame info after reload completed.
6633 2016-01-25 Jeff Law <law@redhat.com>
6635 PR tree-optimization/69196
6636 PR tree-optimization/68398
6637 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
6638 tree-ssa-threadupdate.c.
6639 (determine_bb_domination_status): Prototype
6640 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
6641 (determine_bb_domination_status): No longer static.
6642 (valid_jump_thread_path): Remove code to detect characteristics
6643 of the jump thread path not associated with correctness.
6644 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
6645 Correct test for thread path length. Count PHIs for real operands as
6646 statements that need to be copied. Do not count ASSERT_EXPRs.
6647 Look at all the blocks in the thread path. Compute and selectively
6648 filter thread paths based on threading through the latch, threading
6649 a multiway branch or crossing a multiway branch.
6651 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6653 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
6654 decl with __attribute__ ((unused)) annotation.
6656 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
6659 * tree-vect-stmts.c (vectorizable_condition): Check vectype
6660 of operands is compatible with a statement vectype.
6662 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
6664 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
6665 improve wording for mixed storage order support.
6667 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
6669 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
6670 (vcvt_u64_f64): Likewise.
6671 (vcvta_s64_f64): Likewise.
6672 (vcvta_u64_f64): Likewise.
6673 (vcvtm_s64_f64): Likewise.
6674 (vcvtm_u64_f64): Likewise.
6675 (vcvtn_s64_f64): Likewise.
6676 (vcvtn_u64_f64): Likewise.
6677 (vcvtp_s64_f64): Likewise.
6678 (vcvtp_u64_f64): Likewise.
6680 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
6682 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
6683 (arc_init): Check validity mll64 option.
6684 (arc_save_restore): Use double load/store instruction.
6685 (arc_expand_movmem): Likewise.
6686 (arc_split_move): Don't split if we have double load/store
6687 instructions. Returns a boolean.
6688 (arc_process_double_reg_moves): Change function to return boolean
6689 instead of a sequence of instructions.
6690 (arc_dwarf_register_span): New function.
6691 * config/arc/arc-protos.h (arc_split_move): Change prototype.
6692 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
6693 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
6694 (*movdf_insn): Likewise.
6695 * config/arc/arc.opt (mll64): New option.
6696 * config/arc/predicates.md (even_register_operand): New predicate.
6697 * doc/invoke.texi (ARC Options): Add mll64 documentation.
6699 2016-01-25 Richard Biener <rguenther@suse.de>
6702 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
6703 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
6705 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
6707 2016-01-25 Richard Biener <rguenther@suse.de>
6709 PR tree-optimization/69376
6710 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
6712 (VN_INFO_ANTI_RANGE_P): New inline.
6713 (VN_INFO_RANGE_TYPE): Likewise.
6714 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
6715 SSA_NAME_ANTI_RANGE_P.
6716 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
6717 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6718 Properly query VN_INFO_RANGE_TYPE.
6720 2016-01-25 Nick Clifton <nickc@redhat.com>
6723 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
6725 2016-01-23 Tom de Vries <tom@codesourcery.com>
6727 PR tree-optimization/69426
6728 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
6731 2016-01-23 Jakub Jelinek <jakub@redhat.com>
6733 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
6734 "the the" with "the" in the comments.
6735 * ipa-devirt.c (build_type_inheritance_graph,
6736 update_type_inheritance_graph): Likewise.
6737 * tree.c (build_function_type_list_1): Likewise.
6738 * cfgloopmanip.c (scale_loop_profile): Likewise.
6739 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
6740 * gimple-ssa-split-paths.c
6741 (find_block_to_duplicate_for_splitting_paths): Likewise.
6742 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
6743 * expr.c (convert_move): Likewise.
6744 * var-tracking.c (vt_stack_adjustments): Likewise.
6745 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
6746 * tree-vrp.c (test_for_singularity): Likewise.
6748 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
6749 directly instead of building a temporary tree.
6752 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
6753 remove <algorithm> include.
6755 2016-01-22 Jakub Jelinek <jakub@redhat.com>
6758 * config/i386/i386.c: Include dojump.h.
6759 (expand_small_movmem_or_setmem,
6760 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
6762 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
6763 if dynamic_check != -1.
6765 2016-01-21 Jeff Law <law@redhat.com>
6768 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
6769 record_temporary_equivalences. Rewritten to avoid unnecessary calls
6770 into dominated_by_p.
6771 (cprop_into_successor_phis): Avoid unnecessary tests.
6773 2016-01-22 Richard Henderson <rth@redhat.com>
6776 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
6777 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
6779 2016-01-22 Michael Matz <matz@suse.de>
6781 * system.h (string, algorithm): Include only conditionally.
6782 (new): Include always under C++.
6783 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
6784 * final.c (toplevel): Ditto.
6785 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
6786 * genconditions.c (write_header): Make gencondmd.c define
6788 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
6790 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
6791 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
6793 2016-01-22 Christian Bruel <christian.bruel@st.com>
6796 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
6798 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6801 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
6802 define_insn_and_split. Ensure operands[1] and operands[0] do not
6803 get assigned the same register.
6805 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
6807 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
6809 2016-01-22 Christian Bruel <christian.bruel@st.com>
6811 * config/arm/arm-c.c (arm_pragma_target_parse):
6812 Remove warn_builtin_macro_redefined overwrite.
6814 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
6816 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
6817 flag_non_call_exceptions compatibility.
6819 2016-01-22 Jakub Jelinek <jakub@redhat.com>
6822 * dwarf2out.c (add_child_die_after): New function.
6823 (dwarf_qual_info_t): New type.
6824 (dwarf_qual_info): New variable.
6825 (qualified_die_p): New function.
6826 (modified_type_die): For -fdebug-types-section, ensure
6827 canonical order of qualifiers. Put qualified DIEs adjacent
6828 to the corresponding non-qualified type DIE and search there
6829 for existing qualified DIEs.
6831 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
6833 * doc/extend.texi (scalar_storage_order type attribute): Document
6834 restriction on type punning and aliasing, and remove future tense.
6836 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
6839 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
6842 2016-01-21 Jeff Law <law@redhat.com>
6845 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
6846 useless call to record_temporary_equivalences.
6847 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
6848 allocate 10 slots in the bb_path vector and let it grow as needed.
6849 (fsm_find_control_statement_thread_paths): Similarly for the next_path
6852 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
6854 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
6856 * configure: Regenerate.
6858 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
6860 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
6861 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
6863 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
6866 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
6867 drop EXPAND_INITIALIZER.
6868 * rtl.h (contains_symbolic_reference_p): Declare.
6869 * rtlanal.c (contains_symbolic_reference_p): New function.
6870 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
6871 a subtraction into a NOT if symbolic constants are involved.
6873 2016-01-21 Anton Blanchard <anton@samba.org>
6874 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6877 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
6879 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
6882 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
6884 * config/microblaze/microblaze.c
6885 (get_branch_target): New.
6886 (insert_wic_for_ilb_runout): New.
6888 (microblaze_machine_dependent_reorg): New.
6889 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
6890 * config/microblaze/microblaze.md
6891 (UNSPEC_IPREFETCH): Define.
6892 (iprefetch): New pattern
6893 * config/microblaze/microblaze.opt
6894 (mxl-prefetch): New flag.
6896 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
6898 * config/microblaze/microblaze.h
6899 (FIXED_REGISTERS): Update in macro.
6900 (CALL_USED_REGISTERS): Update in macro.
6902 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
6904 PR rtl-optimization/68920
6905 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
6908 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
6910 PR rtl-optimization/68990
6911 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
6912 pseudo instead of inheritance ones.
6914 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
6915 Nick Clifton <nickc@redhat.com>
6919 * config/mips/mips.c (mips_compute_frame_info): Initialise
6920 args_size and hard_frame_pointer_offset fields of the frame
6921 structure before calling mips_global_pointer.
6923 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
6925 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
6927 * configure: Regenerate.
6929 2016-01-21 Richard Biener <rguenther@suse.de>
6931 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
6933 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
6935 * config/s390/s390.c (s390_asm_declare_function_size): Add code
6936 to actually emit the .size directive.
6938 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
6939 Jakub Jelinek <jakub@redhat.com>
6943 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
6944 args array size by one to avoid buffer overflow.
6946 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
6948 * config/s390/s390.md (pool_section_start): Use switch_to_section
6949 to select proper read-only data section instead of hardcoding
6951 (pool_section_end): Use switch_to_section to match the above.
6953 2016-01-21 Richard Biener <rguenther@suse.de>
6955 PR tree-optimization/69378
6956 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
6957 (set_ssa_val_to): Use it for dominance checks taking into
6958 account not executable edges.
6960 2016-01-21 Jakub Jelinek <jakub@redhat.com>
6963 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
6964 for bitsize instead of GET_MODE_PRECISION (mode).
6966 2016-01-20 Martin Sebor <msebor@redhat.com>
6969 * extend.texi (__sync Builtins): Clarify the semantics of
6970 __sync_fetch_and_OP built-ins on pointers.
6971 (__atomic Builtins): Same.
6973 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
6974 Sebastian Pop <s.pop@samsung.com>
6976 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
6977 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
6978 (is_valid_rename): Same.
6979 (translate_isl_ast_to_gimple::get_rename): Same.
6980 (translate_isl_ast_to_gimple::rename_all_uses): Same.
6981 (translate_isl_ast_to_gimple::rename_uses): Same.
6982 (get_new_name): Check for close_phi nodes.
6983 (copy_loop_phi_args): Use phi_node_kind.
6984 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
6985 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
6987 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
6988 Sebastian Pop <s.pop@samsung.com>
6990 Revert commit r229783.
6991 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
6992 Remove use of parameter_rename_map.
6994 (copy_internal_parameters): Remove.
6995 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
6996 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
6997 (free_sese_info): Do not free parameter_rename_map.
6998 (set_rename): Do not use parameter_rename_map.
6999 (rename_uses): Update call to set_rename.
7000 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
7001 * sese.h (parameter_rename_map_t): Remove.
7002 (struct sese_info_t): Remove field parameter_rename_map.
7004 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7005 Sebastian Pop <s.pop@samsung.com>
7007 * graphite-isl-ast-to-gimple.c: Fix comment.
7008 * graphite-scop-detection.c (defined_in_loop_p): New.
7009 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
7010 names defined in loop.
7012 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7013 Sebastian Pop <s.pop@samsung.com>
7015 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
7016 Discard unstructured if-then-else regions.
7018 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7019 Sebastian Pop <s.pop@samsung.com>
7021 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
7022 (cleanup_loop_iter_dom): Remove.
7023 (build_loop_iteration_domains): Remove.
7024 (build_scop_context): Remove.
7025 (build_scop_iteration_domain): Remove.
7026 (add_loop_constraints): New.
7027 (build_iteration_domains): New.
7028 (build_poly_scop): Call build_iteration_domains.
7030 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7031 Sebastian Pop <s.pop@samsung.com>
7033 * graphite-scop-detection.c
7034 (scop_detection::harmful_loop_in_region): Free dom and loops.
7035 (scop_detection::loop_body_is_valid_scop): Free bbs.
7037 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7038 Sebastian Pop <s.pop@samsung.com>
7040 * graphite-scop-detection.c (record_loop_in_sese): New.
7041 (gather_bbs::before_dom_children): Call record_loop_in_sese.
7042 (build_scops): Remove call to build_sese_loop_nests.
7043 * sese.c (sese_record_loop): Remove.
7044 (build_sese_loop_nests): Remove.
7045 (new_sese_info): Remove region->loops.
7046 (free_sese_info): Same.
7047 * sese.h (sese_contains_loop): Same.
7048 (build_sese_loop_nests): Remove.
7049 (sese_contains_loop): Remove.
7051 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7052 Sebastian Pop <s.pop@samsung.com>
7054 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
7055 loop_is_valid_in_scop.
7056 (scop_detection::harmful_stmt_in_region): Renamed
7057 harmful_loop_in_region.
7058 Call loop_is_valid_in_scop.
7060 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7061 Sebastian Pop <s.pop@samsung.com>
7063 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
7066 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7067 Sebastian Pop <s.pop@samsung.com>
7069 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
7070 * graphite.h (struct poly_bb): Remove field is_reduction.
7071 (PBB_IS_REDUCTION): Remove.
7073 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7074 Sebastian Pop <s.pop@samsung.com>
7076 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
7077 (add_pdr_constraints): Same.
7078 (scop_get_reads): Same.
7079 (scop_get_must_writes): Same.
7080 (scop_get_may_writes): Same.
7081 (scop_get_original_schedule): Same.
7082 (extend_schedule): Same.
7083 (apply_schedule_on_deps): Same.
7084 (carries_deps): Same.
7085 (compute_deps): Same.
7086 (scop_get_dependences): Same.
7087 * graphite-isl-ast-to-gimple.c
7088 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
7089 * graphite-optimize-isl.c (get_schedule_for_band): Same.
7090 (get_schedule_for_band_list): Same.
7091 (get_schedule_map): Same.
7092 (apply_schedule_map_to_scop): Same.
7093 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
7094 (build_loop_iteration_domains): Same.
7095 (add_condition_to_pbb): Same.
7096 (add_param_constraints): Same.
7097 (pdr_add_memory_accesses): Same.
7098 (pdr_add_data_dimensions): Same.
7100 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7102 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
7105 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7107 * common.opt (feliminate-dwarf2-dups): Replace references to
7108 "DWARF 2" with just "DWARF".
7109 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
7110 * doc/extend.texi: Likewise.
7111 * doc/cpp.texi: Likewise.
7112 * doc/invoke.texi: Likewise.
7113 (Option Summary): Add -gdwarf to list of Debugging Options.
7114 (Debugging Options): Document -gdwarf.
7115 * doc/contrib.texi: Spell "DWARF" like that.
7117 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7119 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
7120 warning. Fix up formatting.
7123 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
7124 attempt to mark memory input operand addressable and
7125 call prepare_gimple_addressable in that case. Don't adjust
7126 input_location for diagnostics, use error_at instead.
7128 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
7130 * config/rs6000/ppc-auxv.h: New file.
7131 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
7133 (cpu_supports): Likewise.
7134 * config/rs6000/rs6000.c: include "ppc-auxv.h".
7135 (cpu_is_info): New variable.
7136 (cpu_supports_info): Likewise.
7137 (tcb_verification_symbol): Likewise.
7138 (cpu_builtin_p): Likewise.
7139 (cpu_expand_builtin): New function.
7140 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
7141 (rs6000_init_builtins): Likewise.
7142 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
7143 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
7144 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
7145 * configure: Regenerate.
7146 * config.in: Likewise.
7147 * doc/extend.texi (PowerPC Built-in Functions): Document
7148 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
7150 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
7153 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
7155 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
7158 2016-01-20 Richard Henderson <rth@redhat.com>
7164 * tree.c (tm_define_builtin): New.
7165 (find_tm_vector_type): New.
7166 (build_tm_vector_builtins): New.
7167 (build_common_builtin_nodes): Call it.
7169 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
7171 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
7172 (arm_fp_ok): Likewise.
7174 (arm_crypto): Likewise.
7176 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
7177 Richard Biener <rguenther@suse.de>
7179 PR tree-optimization/69328
7180 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
7181 vectors have same number of elements.
7182 (vectorizable_condition): Fix masked version recognition.
7184 2016-01-20 Richard Biener <rguenther@suse.de>
7186 PR tree-optimization/69345
7187 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
7188 (VN_INFO_PTR_INFO): Likewise.
7189 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
7190 info when it is equal between non-dominating SSA names.
7191 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7192 Make sure to look at original SSA infos.
7194 2016-01-20 Jeff Law <law@redhat.com>
7197 * config/m68k/predicates.md (pow2_m1_operand): New predicate
7199 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
7200 (pc_or_label_operand): New predicate.
7201 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
7202 tests for small integers that are 2^n - 1.
7204 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
7206 * doc/invoke.texi (Options Summary): Add '.' after @xref.
7208 2016-01-19 Jeff Law <law@redhat.com>
7211 * tree-ssa-threadbackwards.c
7212 (fsm_find_control_statement_thread_paths): Do not try to lookup
7213 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
7215 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7217 * doc/lto.texi: Remove text that says only Gold has linker plugin
7220 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
7222 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
7223 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
7224 the DIE accordingly.
7225 (modified_type_die): Add REVERSE parameter and pass it recursively,
7226 as well as to base_type_die. Adjust presence check accordingly.
7227 (base_type_for_mode): Adjust call to modified_type_die.
7228 (add_type_attribute): Add REVERSE parameter and pass it to
7230 (generic_parameter_die): Adjust call to add_type_attribute.
7231 (add_scalar_info): Likewise.
7232 (add_subscript_info): Likewise.
7233 (gen_array_type_die): Likewise.
7234 (gen_descr_array_type_die): Likewise.
7235 (gen_entry_point_die): Likewise.
7236 (gen_enumeration_type_die): Likewise.
7237 (gen_formal_parameter_die): Likewise.
7238 (gen_subprogram_die): Likewise.
7239 (gen_variable_die ): Likewise.
7240 (gen_const_die): Likewise.
7241 (gen_field_die): Likewise.
7242 (gen_pointer_type_die): Likewise.
7243 (gen_reference_type_die): Likewise.
7244 (gen_ptr_to_mbr_type_die): Likewise.
7245 (gen_inheritance_die): Likewise.
7246 (gen_subroutine_type_die): Likewise.
7247 (gen_typedef_die): Likewise.
7248 (force_type_die): Adjust call to modified_type_die.
7250 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
7252 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
7253 flow throughout the file. Fix broken link to Objective-C 2.0
7255 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
7258 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7260 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
7262 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7265 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
7266 (maybe_record_node): Record cxa_pure_virtual as the only possible
7267 target if there are not ohter candidates.
7268 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
7270 2016-01-19 Richard Biener <rguenther@suse.de>
7272 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
7273 (get_memory_order): Likewise.
7275 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
7277 * tree-vect-stmts.c (vectorizable_store): Check
7280 2016-01-19 David Malcolm <dmalcolm@redhat.com>
7283 * gcc.c (driver::decode_argv): Add call to
7284 init_opts_obstack before init_options_struct.
7285 * opts.c (init_opts_obstack): Remove idempotency.
7286 (init_options_struct): Replace call to init_opts_obstack
7287 with a gcc_assert to verify that it has already been called.
7288 * toplev.c (toplev::main): Add call to init_opts_obstack before
7289 calls to init_options_struct.
7290 (toplev::finalize): Move cleanup of opts_obstack next to
7291 cleanup of save_decoded_options, clearing the latter, and
7292 save_decoded_options_count.
7294 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7297 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
7298 attribute to unconditional. Remove %? from output template.
7300 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7301 Jiong Wang <jiong.wang@arm.com>
7303 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
7304 generated from different expand order.
7306 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7308 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
7309 Add support for CCMP costing.
7311 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7313 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
7314 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
7315 (fccmpe<mode>): Likewise.
7316 (fcmp): Rename to fcmp and globalize pattern.
7318 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
7319 (aarch64_gen_ccmp_next): Add FP support.
7321 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7323 * target.def (gen_ccmp_first): Update documentation.
7324 (gen_ccmp_next): Likewise.
7325 * doc/tm.texi (gen_ccmp_first): Update documentation.
7326 (gen_ccmp_next): Likewise.
7327 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
7328 expand_ccmp_expr_1. Improve comments.
7329 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
7330 (ccmp_ior<mode>): Remove pattern.
7331 (cmp<mode>): Remove expand.
7332 (cmp): Globalize pattern.
7333 (cstorecc4): Use cc_register.
7334 (mov<mode>cc): Remove ccmp_cc_register check.
7335 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
7336 Simplify after removal of CC_DNE/* modes.
7337 (aarch64_ccmp_mode_to_code): Remove.
7338 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
7339 In 'k' case use integer as condition.
7340 (aarch64_nzcv_codes): Remove inverted cases.
7341 (aarch64_code_to_ccmode): Remove.
7342 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
7343 comparison with CC register to be used in folowing CCMP/branch/CSEL.
7344 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
7345 pattern. Return the comparison with CC register. Invert conditions
7347 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
7348 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
7350 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7352 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
7353 instrumented_version.
7355 2016-01-19 Richard Biener <rguenther@suse.de>
7357 PR tree-optimization/69336
7358 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
7359 handled components with get_ref_base_and_extent.
7360 (equal_mem_array_ref_p): Adjust.
7362 2016-01-19 Jakub Jelinek <jakub@redhat.com>
7365 * shrink-wrap.c: Include valtrack.h.
7366 (move_insn_for_shrink_wrap): Add DEBUG argument. If
7367 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
7368 in between insn and where it will be moved to. Call
7369 dead_debug_insert_temp.
7370 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
7371 first and dead_debug_local_finish at the end.
7372 For uses and defs bitmap, handle all regs in between REGNO and
7373 END_REGNO, not just the first one.
7375 2016-01-19 Richard Biener <rguenther@suse.de>
7377 PR tree-optimization/69352
7378 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
7379 (equal_mem_array_ref_p): Constrain size and max size properly.
7380 Compare the reverse flag.
7382 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
7384 * ira.c (ira): Update regstat data if we deleted insns.
7386 2016-01-19 Jakub Jelinek <jakub@redhat.com>
7388 PR rtl-optimization/68955
7389 PR rtl-optimization/64557
7390 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
7391 here. Fix up formatting.
7392 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
7394 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7397 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
7398 assume that the node has body.
7399 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
7402 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7404 * lto-streamer-out.c (lto_output): Do not stream instrumentation
7407 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7409 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
7410 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
7412 2016-01-19 Martin Jambor <mjambor@suse.cz>
7413 Martin Liska <mliska@suse.cz>
7414 Michael Matz <matz@suse.de>
7416 * Makefile.in (OBJS): Add new source files.
7417 (GTFILES): Add hsa.c.
7418 * common.opt (disable_hsa): New variable.
7419 (-Whsa): New warning.
7420 * config.in (ENABLE_HSA): New.
7421 * configure.ac: Treat hsa differently from other accelerators.
7422 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
7424 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
7425 * doc/install.texi (Configuration): Document --with-hsa-runtime,
7426 --with-hsa-runtime-include, --with-hsa-runtime-lib and
7428 * doc/invoke.texi (-Whsa): Document.
7429 (hsa-gen-debug-stores): Likewise.
7430 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
7431 to invoke offload compiler for hsa acclerator.
7432 * opts.c (common_handle_option): Determine whether HSA offloading
7433 should be performed.
7434 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
7435 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
7436 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
7437 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
7438 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
7439 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
7440 GF_OMP_FOR_KIND_GRID_LOOP.
7441 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
7442 (pp_gimple_stmt_1): Likewise.
7443 * gimple-walk.c (walk_gimple_stmt): Likewise.
7444 * gimple.c (gimple_build_omp_grid_body): New function.
7445 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
7446 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
7447 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
7448 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
7449 GF_OMP_TEAMS_GRID_PHONY.
7450 (gimple_statement_omp_single_layout): Updated comments.
7451 (gimple_build_omp_grid_body): New function.
7452 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
7453 (gimple_omp_for_grid_phony): New function.
7454 (gimple_omp_for_set_grid_phony): Likewise.
7455 (gimple_omp_parallel_grid_phony): Likewise.
7456 (gimple_omp_parallel_set_grid_phony): Likewise.
7457 (gimple_omp_teams_grid_phony): Likewise.
7458 (gimple_omp_teams_set_grid_phony): Likewise.
7459 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
7460 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
7461 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
7462 (BUILT_IN_GOMP_TARGET): Updated type.
7463 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
7464 (adjust_for_condition): New function.
7465 (get_omp_for_step_from_incr): Likewise.
7466 (extract_omp_for_data): Moved parts to adjust_for_condition and
7467 get_omp_for_step_from_incr.
7468 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
7469 (fixup_child_record_type): Bail out if receiver_decl is NULL.
7470 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
7471 (scan_omp_parallel): Do not create child functions for phony
7473 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
7474 (scan_omp_1_op): Checking assert we are not remapping to
7475 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
7476 (parallel_needs_hsa_kernel_p): New function.
7477 (expand_parallel_call): Register apprpriate parallel child
7478 functions as HSA kernels.
7479 (grid_launch_attributes_trees): New type.
7480 (grid_attr_trees): New variable.
7481 (grid_create_kernel_launch_attr_types): New function.
7482 (grid_insert_store_range_dim): Likewise.
7483 (grid_get_kernel_launch_attributes): Likewise.
7484 (get_target_argument_identifier_1): Likewise.
7485 (get_target_argument_identifier): Likewise.
7486 (get_target_argument_value): Likewise.
7487 (push_target_argument_according_to_value): Likewise.
7488 (get_target_arguments): Likewise.
7489 (expand_omp_target): Call get_target_arguments instead of looking
7490 up for teams and thread limit.
7491 (grid_expand_omp_for_loop): New function.
7492 (grid_arg_decl_map): New type.
7493 (grid_remap_kernel_arg_accesses): New function.
7494 (grid_expand_target_kernel_body): New function.
7495 (expand_omp): Call it.
7496 (lower_omp_for): Do not emit phony constructs.
7497 (lower_omp_taskreg): Do not emit phony constructs but create for them
7498 a temporary variable receiver_decl.
7499 (lower_omp_taskreg): Do not emit phony constructs.
7500 (lower_omp_teams): Likewise.
7501 (lower_omp_grid_body): New function.
7502 (lower_omp_1): Call it.
7503 (grid_reg_assignment_to_local_var_p): New function.
7504 (grid_seq_only_contains_local_assignments): Likewise.
7505 (grid_find_single_omp_among_assignments_1): Likewise.
7506 (grid_find_single_omp_among_assignments): Likewise.
7507 (grid_find_ungridifiable_statement): Likewise.
7508 (grid_target_follows_gridifiable_pattern): Likewise.
7509 (grid_remap_prebody_decls): Likewise.
7510 (grid_copy_leading_local_assignments): Likewise.
7511 (grid_process_kernel_body_copy): Likewise.
7512 (grid_attempt_target_gridification): Likewise.
7513 (grid_gridify_all_targets_stmt): Likewise.
7514 (grid_gridify_all_targets): Likewise.
7515 (execute_lower_omp): Call grid_gridify_all_targets.
7516 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
7517 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
7518 (tree_omp_clause): Added union field dimension.
7519 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
7520 * tree.c (omp_clause_num_ops): Added number of arguments of
7521 OMP_CLAUSE__GRIDDIM_.
7522 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
7523 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
7524 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
7525 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
7526 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
7527 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
7528 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
7529 * tree-pass.h (make_pass_gen_hsail): Declare.
7530 (make_pass_ipa_hsa): Likewise.
7531 * ipa-hsa.c: New file.
7532 * lto-section-in.c (lto_section_name): Add hsa section name.
7533 * lto-streamer.h (lto_section_type): Add hsa section.
7534 * timevar.def (TV_IPA_HSA): New.
7535 * hsa-brig-format.h: New file.
7536 * hsa-brig.c: New file.
7537 * hsa-dump.c: Likewise.
7538 * hsa-gen.c: Likewise.
7541 * toplev.c (compile_file): Call hsa_output_brig.
7542 * hsa-regalloc.c: New file.
7544 2016-01-18 Jeff Law <law@redhat.com>
7546 PR tree-optimization/69320
7547 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
7548 ranged object, do nothing if the RHS constant is not [0..1].
7549 (optimize_stmt): Comparing a boolean ranged object against a
7550 constant outside [0..1] results in a compile-time constant.
7552 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
7555 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
7557 * doc/invoke.texi (Invoking GCC): Add new section to menu.
7558 (Option Summary): Update to reflect new section and moved options.
7559 (C++ Dialect Options): Move -fstats to new section.
7560 (Debugging Options): Move all dump, statistics, and other GCC
7561 developer options to new section. Rewrite section introduction
7562 and re-order remaining options to put the more basic ones first.
7563 (Optimization Options): Move -fira-verbose and -flto-report* to
7565 (Developer Options): New section incorporating moved options.
7566 * doc/cppopts.texi (-dM): Update cross-reference.
7568 2016-01-18 Richard Henderson <rth@redhat.com>
7571 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
7572 operands to pseudo only if CSE is expected. Split long immediate
7573 operands only after reload, and for the stack pointer.
7574 (*add<GPI>3_pluslong): Remove.
7575 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
7576 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
7577 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
7578 (*add<GPI>3 peepholes): New.
7579 (*add<GPI>3 splitters): New.
7580 * config/aarch64/constraints.md (Upl): New.
7581 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
7583 2016-01-18 Richard Biener <rguenther@suse.de>
7585 PR tree-optimization/69297
7586 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
7588 (vect_bb_vectorization_profitable_p): Clear visited flag again.
7590 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
7593 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
7594 of mixind vector and scalar types.
7595 (fold_relational_const): Add handling of vector
7596 comparison with boolean result.
7597 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
7598 comparison of vector operands with boolean result for EQ/NE only.
7599 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
7600 (verify_gimple_cond): Likewise.
7601 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
7604 2016-01-18 Joseph Myers <joseph@codesourcery.com>
7606 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
7609 2016-01-18 Richard Biener <rguenther@suse.de>
7612 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
7614 2016-01-18 Tom de Vries <tom@codesourcery.com>
7616 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
7618 2016-01-18 Tom de Vries <tom@codesourcery.com>
7620 * omp-low.c (set_oacc_fn_attrib): Make extern.
7621 * omp-low.h (set_oacc_fn_attrib): Declare.
7622 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
7623 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
7624 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
7625 Add and handle function parameter oacc_kernels_p.
7626 (find_reduc_addr, get_omp_data_i_param): New function.
7627 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
7628 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
7629 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
7630 Calculate dominance info. Skip loops that are not in a kernels region
7631 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
7632 (pass_parallelize_loops::execute): Call parallelize_loops with
7633 oacc_kernels_p argument.
7634 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
7635 New member function.
7636 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
7637 * passes.def: Add argument to pass_parallelize_loops instantation.
7639 2016-01-18 Tom de Vries <tom@codesourcery.com>
7641 * tree-parloops.c (pass_parallelize_loops::execute): Allow
7642 pass_parallelize_loops to be run outside the loop pipeline.
7644 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
7646 * tree-scalar-evolution.c (follow_copies_to_constant): New.
7647 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
7649 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
7652 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
7653 using get_ref_base_and_extent.
7654 (equal_mem_array_ref_p): New.
7655 (hashable_expr_equal_p): Add call to previous.
7657 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
7660 * tree-sra.c (disqualified_constants, constant_decl_p): New.
7661 (sra_initialize): Allocate disqualified_constants.
7662 (sra_deinitialize): Free disqualified_constants.
7663 (disqualify_candidate): Update disqualified_constants when appropriate.
7664 (create_access): Scan for constant-pool entries as we go along.
7665 (scalarizable_type_p): Add check against type_contains_placeholder_p.
7666 (maybe_add_sra_candidate): Allow constant-pool entries.
7667 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
7668 (initialize_constant_pool_replacements): New.
7669 (sra_modify_assign): Avoid mangling assignments created by previous,
7670 and don't generate writes into constant pool.
7671 (sra_modify_function_body): Call initialize_constant_pool_replacements.
7673 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
7675 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
7677 (scalar_chain::convert_op): Likewise.
7678 * config/i386/i386.md (*andndi3_doubleword): New.
7680 2016-01-18 Richard Biener <rguenther@suse.de>
7682 PR tree-optimization/69170
7683 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
7684 building a vector from scalar results of a pattern stmt.
7686 2016-01-18 Jakub Jelinek <jakub@redhat.com>
7688 * haifa-sched.c (autopref_multipass_init): Work around
7689 -Wmaybe-uninitialized warning.
7691 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
7693 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
7694 against the constant 0.
7696 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7698 PR tree-optimization/68799
7699 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
7700 look up phi candidates in the statement-candidate map.
7701 (phi_add_costs): Likewise.
7702 (record_phi_increments): Likewise.
7703 (phi_incr_cost): Likewise.
7704 (ncd_with_phi): Likewise.
7705 (all_phi_incrs_profitable): Likewise.
7707 2016-01-17 Jakub Jelinek <jakub@redhat.com>
7709 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
7710 -Wmaybe-uninitialized warning.
7712 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
7714 * doc/invoke.texi (Invoking GCC): Add new section to menu.
7715 (Option Summary): Update to reflect new section and moved options.
7716 (C++ Dialect Options): Move -fvtable-verify and related options.
7717 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
7718 and profiling-related options.
7719 (Optimization Options): Move profile generation options and
7720 -fstack-protector and related options.
7721 (Instrumentation Options): New section incorporating moved options.
7722 (Code Generation Options): Move -finstrument-functions and
7723 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
7725 2016-01-16 Tom de Vries <tom@codesourcery.com>
7727 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
7729 2016-01-16 Tom de Vries <tom@codesourcery.com>
7731 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
7733 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
7735 * hash-table.h (hash_table::empty): Turn into an inline wrapper
7736 that checks whether the table is already empty. Rename the
7737 original implementation to...
7738 (hash_table::empty_slot): ...this new private function.
7740 2016-01-15 David Malcolm <dmalcolm@redhat.com>
7743 * diagnostic-show-locus.c (layout::print_source_line): Move x
7744 offset of line until after call to
7745 get_line_width_without_trailing_whitespace.
7747 2016-01-15 Jeff Law <law@redhat.com>
7749 PR tree-optimization/69270
7750 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
7751 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
7752 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
7753 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
7754 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
7755 ssa_name_has_boolean_range and constant_boolean_node.
7757 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
7759 PR rtl-optimization/69030
7760 * lra-spills.c (remove_pseudos): Check nrefs and make the function
7762 (spill_pseudos): Delete debug insn for dead pseudo.
7763 (lra_spill): Initiate spill_hard_reg and slots memory separately.
7765 2016-01-15 Jiong Wang <jiong.wang@arm.com>
7767 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
7769 (TYPES_UNOPUS): Likewise.
7770 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
7771 builtin type, from UNOP to UNOPUS.
7772 (lbtruncuv4sf): Likewise.
7773 (lbtruncuv2df): Likewise.
7774 (lrounduv2sf): Likewise.
7775 (lrounduv4sf): Likewise.
7776 (lrounduv2df): Likewise.
7777 (lroundusf): Likewise.
7778 (lroundusf): Likewise.
7779 (lceiluv2sf): Likewise.
7780 (lceiluv4sf): Likewise.
7781 (lceiluv2df): Likewise.
7782 (lceilusf): Likewise.
7783 (lceiludf): Likewise.
7784 (lflooruv2sf): Likewise.
7785 (lflooruv4sf): Likewise.
7786 (lflooruv2df): Likewise.
7787 (lfloorusf): Likewise.
7788 (lfloorudf): Likewise.
7789 (lfrintnuv2sf): Likewise.
7790 (lfrintnuv4sf): Likewise.
7791 (lfrintnuv2df): Likewise.
7792 (lfrintnusf): Likewise.
7793 (lfrintnudf): Likewise.
7794 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
7796 (vcvtq_u32_f32): Likewise.
7797 (vcvtq_u64_f64): Likewise.
7798 (vcvta_u32_f32): Likewise.
7799 (vcvtaq_u32_f32): Likewise.
7800 (vcvtaq_u64_f64): Likewise.
7801 (vcvtm_u32_f32): Likewise.
7802 (vcvtmq_u32_f32): Likewise.
7803 (vcvtmq_u64_f64): Likewise.
7804 (vcvtn_u32_f32): Likwise.
7805 (vcvtnq_u32_f32): Likewise.
7806 (vcvtnq_u64_f64): Likewise.
7807 (vcvtp_u32_f32): Likewise.
7808 (vcvtpq_u32_f32): Likewise.
7809 (vcvtpq_u64_f64): Likewise.
7810 (vcvtmd_u64_f64): Likewise.
7811 (vcvtms_u32_f32): Likewise.
7812 (vcvtad_u64_f64): Likewise.
7813 (vcvtas_u32_f32): Likewise.
7814 (vcvtnd_u64_f64): Likewise.
7815 (vcvtns_u32_f32): Likewise.
7816 (vcvtpd_u64_f64): Likewise.
7817 (vcvtps_u32_f32): Likewise.
7819 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7821 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
7822 CSEL of zero_extended registers.
7824 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7826 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
7827 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
7829 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7831 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
7832 false when argument string is not found in the attributes table
7835 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
7838 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
7839 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
7840 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
7843 2016-01-15 Richard Biener <rguenther@suse.de>
7845 PR tree-optimization/66856
7846 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
7847 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
7848 (vect_create_new_slp_node): Increment stmt reference count.
7849 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
7850 an SLP tree before swapping operands.
7851 (vect_build_slp_tree): Likewise.
7852 (destroy_bb_vec_info): Free stmt info after SLP instances.
7853 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
7854 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
7855 (STMT_VINFO_NUM_SLP_USES): New macro.
7857 2016-01-15 Richard Biener <rguenther@suse.de>
7860 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
7861 (add_linkage_name): ... here.
7862 (gen_typedef_die): Use add_linkage_name_raw instead of
7863 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
7866 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
7868 * gimplify.c (oacc_default_clause): Decode reference and pointer
7869 types for both kernels and parallel regions.
7871 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
7874 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
7876 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
7878 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
7879 (convert_scalars_to_vector): Likewise.
7881 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
7883 * doc/extend.texi (Type Traits): Fix grammar.
7885 2016-01-15 Martin Jambor <mjambor@suse.cz>
7887 * tree-inline.c (remap_decl): Use existing dclarations if
7888 remapping a type and prevent_decl_creation_for_types.
7889 (replace_locals_stmt): Do an initial remapping of non-VLA typed
7890 decls first. Do real remapping with
7891 prevent_decl_creation_for_types set.
7892 * tree-inline.h (copy_body_data): New field
7893 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
7896 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
7898 * config/s390/s390.opt (mmvcle): More verbose help text.
7900 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
7902 * config/s390/s390.opt: Add period to -mzvector option text.
7904 2016-01-15 Richard Biener <rguenther@suse.de>
7906 PR tree-optimization/68961
7907 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
7908 of invariants in stores again.
7910 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
7912 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
7914 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
7916 * config/i386/i386.c (ix86_expand_branch): Don't split
7917 DI mode xor instruction to SI mode.
7919 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
7922 * ipa-icf.c (sem_function::merge): Virtual functions may become
7923 reachable even if they address is not taken and there are no
7926 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
7928 * lto-streamer-out.c (subtract_estimated_size): New function.
7929 (get_symbol_initial_value): Use it.
7931 2016-01-15 Christian Bruel <christian.bruel@st.com>
7934 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
7935 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
7936 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
7937 use add_builtin_function_ext_scope instead of add_builtin_function.
7938 (neon_set_p, neon_crypto_set_p): Remove.
7939 (arm_init_builtins): Always call arm_init_neon_builtins and
7940 arm_init_crypto_builtins.
7941 (arm_expand_builtin): Check that builtins are allowed for the arch.
7942 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
7943 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
7944 arm_init_neon_builtins call.
7946 2016-01-15 Richard Biener <rguenther@suse.de>
7948 PR tree-optimization/69117
7949 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
7950 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
7951 of the leader conservatively.
7952 (free_scc_vn): Restore original SSA name infos.
7954 2016-01-14 Jeff Law <law@redhat.com>
7956 PR tree-optimization/69270
7957 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
7958 single bit of precision, verify it's also unsigned.
7959 (record_edge_info): Use constant_boolean_node rather than fold_convert
7960 to convert boolean_true/boolean_false to the right type.
7962 2016-01-14 Richard Henderson <rth@redhat.com>
7965 * loop-doloop.c (record_reg_sets): New.
7966 (doloop_optimize): Reject the transform if the sequence
7967 clobbers registers live at the end of the loop block.
7968 (doloop_optimize_loops): Enable df_live if needed.
7970 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7972 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
7973 * gcc/config/rs6000/rs6000.c: Likewise.
7974 * gcc/config/rs6000/rs6000.h: Likewise.
7975 * gcc/config/rs6000/rs6000.md: Likewise.
7976 * gcc/doc/extend.texi: Likewsie.
7978 2016-01-14 Jeff Law <law@redhat.com>
7980 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
7983 2016-01-14 Richard Henderson <rth@redhat.com>
7987 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
7988 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
7989 instead of builtin_decl_declared_p to test for declaration.
7991 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
7993 * doc/loop.texi (Loop Analysis and Representation): Document
7994 loop_depth function.
7996 2016-01-14 Tom de Vries <tom@codesourcery.com>
7998 PR tree-optimization/68773
7999 * omp-low.c (expand_omp_target): Don't set force_output.
8000 * varpool.c (varpool_node::get_create): Same.
8001 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
8002 offload_funcs with force_output.
8004 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8007 * lra-eliminations.c (move_plus_up): Don't change anything if either
8008 the outer or inner subreg mode is not MODE_INT.
8009 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
8010 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
8012 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8014 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
8015 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
8016 reduc_uplus_@var{m}): Remove.
8017 * expr.c (expand_expr_real_2): Remove expansion path for
8018 reduc_[us](min|max|plus) optabs.
8019 * optabs-tree.c (scalar_reduc_to_vector): Remove.
8020 * optabs-tree.h (scalar_reduc_to_vector): Remove.
8021 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
8022 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
8023 * tree-vect-loop.c (vectorizable_reduction): Remove test for
8024 reduc_[us](min|max|plus) optabs.
8026 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8028 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
8029 (reduc_plus_scal_v2sf): New.
8030 (reduc_smax_v2sf): Rename to...
8031 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
8032 (reduc_smin_v2sf): Rename to...
8033 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
8035 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
8037 * alias.c (compare_base_symbol_refs): New function.
8038 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
8041 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8044 PR tree-optimization/69155
8045 * tree-complex.c: Include cfganal.h.
8046 (phis_to_revisit): New variable.
8047 (extract_component): Add phiarg_p argument. Assert that returned
8048 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
8049 (update_phi_components): Partly rewrite to use loop over real/imag
8050 components instead of code duplication. If extract_component returns
8051 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
8052 create_tmp_reg into the PHI node instead, and mention the phi triplet
8054 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
8055 in phis_to_revisit at the end.
8057 2016-01-14 Richard Biener <rguenther@suse.de>
8059 PR tree-optimization/68060
8060 * tree-vect-loop.c (vect_is_simple_reduction): Check the
8061 outer loop reduction is only used in the inner loop before
8062 detecting a double reduction.
8064 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8067 * combine.c (expand_field_assignment): Punt if compute_mode is
8068 unsupported scalar mode.
8070 2016-01-14 Richard Biener <rguenther@suse.de>
8072 PR tree-optimization/66856
8073 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
8074 SLP node only if it built successfully.
8075 (vect_analyze_slp_instance): Adjust.
8077 2016-01-14 Jeff Law <law@redhat.com>
8079 PR tree-optimization/69270
8080 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
8081 (record_edge_info): Use it. Convert boolean_{true,false}_node
8084 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
8087 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
8088 use block_ultimate_origin
8089 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
8091 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8093 * doc/invoke.texi (Submodel Options): Rename section to
8094 "Machine-Dependent Options" to better reflect its content.
8095 Rewrite introductory text to remove archaic CPU names.
8098 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8100 * doc/invoke.texi (Code Gen Options): Move section up in file,
8101 before target-specific options. Update menu and option summary
8102 to reflect the new section ordering.
8104 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8106 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
8107 (C++ Dialect Options): Add cross-reference to -std option.
8108 * doc/standards.texi (C++ Language): Document C++14 support.
8110 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8112 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
8113 for pack/unpack functions for __ibm128.
8114 (PACK_IF): Likewise.
8115 (UNPACK_IF): Likewise.
8117 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
8118 support for __ibm128 pack/unpack functions.
8119 (rs6000_invalid_builtin): Likewise.
8120 (rs6000_init_builtins): Likewise.
8121 (rs6000_opt_masks): Likewise.
8123 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
8124 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
8126 (RS6000_BTM_COMMON): Likewise.
8128 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
8129 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
8130 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
8131 128-bit floating point. Add support for the double values to be
8132 in Altivec registers for TF/IF packing and unpacking, but restrict
8133 TD packing sub-fields to be FPR registers. Don't allow overlapped
8134 register support for packing. Allow pack inputs to be memory
8135 locations. Don't build generator functions for unpack<mode>_dm
8136 and unpack<mode>_nodm.
8137 (unpack<mode>_dm): Likewise.
8138 (unpack<mode>_nodm): Likewise.
8139 (pack<mode>): Likewise.
8141 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
8142 built-in functions to pack/unpack explicit __ibm128 values.
8143 (__builtin_unpack_ibm128): Likewise.
8145 * doc/extend.texi (PowerPC Built-in Functions): Document
8146 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
8148 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
8151 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
8152 Add new arg loc and pass it down as context.
8153 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
8154 to the location to use for the warning.
8155 (check_function_arguments): New arg loc. All callers changed. Pass
8156 it to check_function_nonnull.
8157 * c-common.h (check_function_arguments): Adjust declaration.
8159 2016-01-13 Jakub Jelinek <jakub@redhat.com>
8161 PR tree-optimization/69156
8162 * gimple.c (validate_type): Removed.
8163 (gimple_builtin_call_types_compatible_p): Use
8164 useless_type_conversion_p instead of validate_type.
8165 * value-prof.c (gimple_stringop_fixed_value): Fold
8166 icall_size to correct type.
8168 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8170 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
8173 2016-01-13 Richard Henderson <rth@redhat.com>
8176 * target.def (builtin_tm_load, builtin_tm_store): Remove.
8177 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
8178 (ix86_builtin_tm_store): Remove.
8179 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8180 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8181 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8182 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8183 * doc/tm.texi: Rebuild.
8185 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
8186 (BUILT_IN_TM_MEMCPY_RTWN): New.
8187 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
8188 fallback from vector to integer helpers.
8189 (build_tm_load): Handle vector types directly, instead of
8191 (build_tm_store): Likewise.
8192 (expand_assign_tm): Prepare for register types not handled by
8193 the above. Copy them to memory and use memcpy.
8194 * tree.c (tm_define_builtin): New.
8195 (find_tm_vector_type): New.
8196 (build_tm_vector_builtins): New.
8197 (build_common_builtin_nodes): Call it.
8199 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
8201 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
8202 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
8204 2016-01-13 Tom de Vries <tom@codesourcery.com>
8206 PR tree-optimization/69169
8207 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
8208 handled_struct_type param.
8209 (create_variable_info_for, intra_create_variable_infos): Call
8210 create_variable_info_for_1 with extra arg.
8212 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
8214 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
8215 and "armv8.1-a+crc" entries.
8217 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
8220 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
8221 Change first operand predicate from register_or_constm1_operand
8222 to register_operand.
8223 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
8224 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
8225 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
8226 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
8227 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
8228 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
8229 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
8230 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
8231 comparison with constm1_rtx from vec_prefetch_gen part.
8233 2016-01-13 Richard Biener <rguenther@suse.de>
8235 PR tree-optimization/69013
8236 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
8237 Exchange assert for a test.
8239 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8242 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
8244 2016-01-13 Richard Biener <rguenther@suse.de>
8246 PR tree-optimization/69242
8247 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
8248 assert with a check.
8250 2016-01-13 Richard Biener <rguenther@suse.de>
8252 PR tree-optimization/69186
8253 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
8254 Properly guard vect_update_misalignment_for_peel call.
8256 2016-01-12 Jeff Law <law@redhat.com>
8258 PR tree-optimization/pr67755
8259 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
8260 "need_profile_correction".
8261 (thread_block_1): Initialize new field to false by default. If we
8262 have multiple thread paths through a common joiner to different
8263 final targets, then set new field to true.
8264 (compute_path_counts): Only do count adjustment when it's really
8267 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8269 * doc/invoke.texi (Spec Files): Move section down in file, past
8270 all command-line option descriptions.
8272 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8275 * doc/gty.texi: Remove documentation of mark_hook.
8276 * gengtype.c (struct write_types_data): Remove code to support
8277 mark_hook attribute.
8278 (walk_type): Likewise.
8279 (write_func_for_structure): Likewise.
8281 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8283 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
8284 Directory Options, and -specs= to Overall Options.
8285 (Overall Options): Adjust similarly. Reorder to group related
8286 options together. Make -specs= cross-reference the spec file details.
8287 (Directory Options): Adjust similarly.
8289 2016-01-12 Jeff Law <law@redhat.com>
8291 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
8293 2016-01-12 Olivier Hainque <hainque@adacore.com>
8295 * gcc.c (spec_undefvar_allowed): New global.
8296 (process_command): Set to true when running for --version or --help,
8298 (getenv_spec_function): When the variable is not defined, use the
8299 variable name as the variable value if we're allowed not to issue
8302 2016-01-12 Bin Cheng <bin.cheng@arm.com>
8304 PR tree-optimization/68911
8305 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
8306 information computed for expression "init + nit * step".
8308 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8310 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
8311 about name of GCC executable. Remove deleted node from menu.
8312 (Directory Options) <-B>: Remove cross-reference to deleted node.
8313 (Target Options): Delete section.
8315 2016-01-12 Christian Bruel <christian.bruel@st.com>
8318 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
8319 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
8321 2016-01-12 Jakub Jelinek <jakub@redhat.com>
8324 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
8325 aligned_mem is properly set for AVX512-VL floating point masked
8329 * ifcvt.c (cond_exec_process_if_block): When removing the last
8330 insn from then_bb, remove also any possible barriers that follow it.
8332 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
8336 * config/i386/iamcu.h (SIZE_TYPE): New macro.
8337 (PTRDIFF_TYPE): Likewise.
8338 (WCHAR_TYPE): Likewise.
8339 (WCHAR_TYPE_SIZE): Likewise.
8340 (STDINT_LONG32): Likewise.
8342 2016-01-12 Richard Biener <rguenther@suse.de>
8344 PR tree-optimization/69053
8345 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
8346 convert initial value for cond reductions.
8348 2016-01-12 Richard Biener <rguenther@suse.de>
8350 PR tree-optimization/69007
8351 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
8352 widen_sum after dot_prod and sad.
8354 2016-01-12 Richard Biener <rguenther@suse.de>
8356 PR tree-optimization/69168
8357 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
8358 pattern stmt SLP type.
8359 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
8360 end up unused so cope with that case.
8362 2016-01-12 Richard Biener <rguenther@suse.de>
8364 PR tree-optimization/69157
8365 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
8366 stmts def type only during analyze phase.
8367 (vectorizable_call): Likewise.
8368 (vectorizable_simd_clone_call): Likewise.
8369 (vectorizable_conversion): Likewise.
8370 (vectorizable_assignment): Likewise.
8371 (vectorizable_shift): Likewise.
8372 (vectorizable_operation): Likewise.
8373 (vectorizable_store): Likewise.
8374 (vectorizable_load): Likewise.
8376 2016-01-12 Richard Biener <rguenther@suse.de>
8378 PR tree-optimization/69174
8379 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
8381 (vectorizable_load): Properly compute the number of loads needed
8382 for permuted strided SLP loads and do not spuriously assign
8383 to SLP_TREE_VEC_STMTS.
8385 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
8387 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
8388 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
8389 (MD_EXEC_PREFIX): Remove.
8390 (MD_STARTFILE_PREFIX) Removee.
8391 (FILE_NAME_ABSOLUTE_P): Remove.
8392 (CPP_SPEC): Do not read macros from sys/version.h.
8393 (LINK_COMMAND_SPEC): Remove.
8394 (LOCAL_INCLUDE_DIR): Remove.
8395 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
8396 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
8397 (POST_LINK_SPEC): Define to invoke stubify after linker
8398 (LIBSTDCXX): Remove define
8399 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
8400 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
8401 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
8402 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
8403 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
8404 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
8405 (i386_djgpp_asm_named_section): Add propotype of new procedure
8407 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
8408 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
8409 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
8410 in config/i386/djgpp.h).
8411 (STANDARD_STARTFILE_PREFIX_2): Define identical to
8412 STANDARD_STARTFILE_PREFIX_1.
8413 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
8414 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
8415 installation errors.
8416 (MAX_OFILE_ALIGNMENT): Define to 128.
8417 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
8419 * config/i386/djgpp.c: New file. Add implementation of
8420 i386_djgpp_asm_named_section.
8422 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
8424 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
8425 Add rule for building djgpp.o.
8427 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8429 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
8430 (rtx_is_swappable_p): Reductions are swappable.
8431 (insn_is_swappable_p): V2DF reductions are swappable.
8433 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
8435 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
8436 reloads for other unsupported memory operands.
8438 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8439 Jim Wilson <jim.wilson@linaro.org>
8442 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
8443 copy_to_mode_reg instead of force_reg.
8445 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
8448 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
8449 TARGET_80387 is true.
8451 2016-01-11 Jakub Jelinek <jakub@redhat.com>
8454 * lra-eliminations.c (move_plus_up): Only move plus up
8455 if subreg of the constant can be simplified into constant
8456 and use the simplified subreg of the constant instead of
8457 the original constant.
8459 * fold-const.c (fold_convertible_p): Don't return true
8460 for conversion of VECTOR_TYPE to same sized integral type.
8461 (fold_convert_loc): Fix up formatting. Fold conversion of
8462 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
8463 instead of NOP_EXPR.
8465 PR tree-optimization/69214
8466 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
8467 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
8470 PR tree-optimization/69207
8471 * tree-vect-slp.c (vect_get_constant_vectors): For
8472 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
8473 fold_convertible_p to vector_type's element type, and always
8474 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
8476 2016-01-11 Richard Biener <rguenther@suse.de>
8478 PR tree-optimization/69173
8479 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
8480 fixup the cycle if all stmts are in a pattern.
8482 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
8485 * alias.c (base_alias_check): Move check for addresses with
8486 alignment ANDs before the call for compare_base_decls.
8487 (memrefs_conflict_p): Return -1 for different decls
8488 that went through alignment adjustments.
8490 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8492 PR rtl-optimization/68796
8493 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
8494 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
8495 and QImode comparisons against zero with CC_NZmode.
8496 * config/aarch64/iterators.md (short_mask): New mode_attr.
8498 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
8500 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
8501 (<avx512>_store<mode>_mask): Likewise.
8503 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
8504 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8506 PR rtl-optimization/68841
8507 * ifcvt.c (struct noce_if_info): Add orig_x field.
8508 (bbs_ok_for_cmove_arith): Add to_rename parameter.
8509 Don't record conflicts on to_rename if it's present.
8510 Allow memory destinations in sets.
8511 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
8512 blocks, passing orig_x to the checks.
8513 (noce_process_if_block): Set if_info->orig_x appropriately.
8515 2016-01-11 Tom de Vries <tom@codesourcery.com>
8517 PR tree-optimization/69069
8518 * tree-parloops.c (create_parallel_loop): Add missing phi args.
8520 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
8522 PR rtl-optimization/68920
8523 * config/i386/i386.c (ix86_option_override_internal): Restrict number
8524 of conditional moves for RTL if-conversion to 1 for
8525 TARGET_ONE_IF_CONV_INSN.
8526 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
8527 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
8528 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
8529 parameter to restirct number of conditional moves for
8531 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
8532 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
8535 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
8538 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
8539 onepart vars. Fix typo in comment. Fix reversed condition in
8541 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
8544 * var-tracking.c (dump_onepart_variable_differences): New.
8545 (dataflow_set_different): If a detailed dump is requested,
8546 delay early returns and dump differences between onepart
8547 variables present before and after, and added variables.
8549 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
8552 * expr.c (expand_expr_real_1): For boolean vector constants
8553 with a scalar mode use const_scalar_mask_from_tree.
8554 (const_scalar_mask_from_tree): New.
8555 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
8556 assigned to a mask type to handle constants.
8558 2016-01-11 Martin Jambor <mjambor@suse.cz>
8561 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
8562 useless parameters if we cannot change function signature.
8564 2016-01-11 Martin Jambor <mjambor@suse.cz>
8567 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
8570 2016-01-11 Tom de Vries <tom@codesourcery.com>
8572 PR tree-optimization/69109
8573 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
8576 2016-01-11 Tom de Vries <tom@codesourcery.com>
8578 PR tree-optimization/69108
8579 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
8580 res is not used in a phi.
8582 2016-01-11 Yury Gribov <y.gribov@samsung.com>
8585 * common.opt (frandom-seed): Fix parameter name.
8586 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
8588 2016-01-11 Tom de Vries <tom@codesourcery.com>
8590 PR tree-optimization/69058
8591 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
8594 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
8596 * config/arc/arc.opt (mdiv-rem): Add period to the end.
8597 (mcode-density): Likewise.
8599 2016-01-10 Tom de Vries <tom@codesourcery.com>
8601 PR tree-optimization/69062
8602 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
8603 (parallelize_loops): Don't paralelize loop that has phi with address
8606 2016-01-10 Tom de Vries <tom@codesourcery.com>
8608 PR tree-optimization/69039
8609 * tree-parloops.c (try_create_reduction_list): Only allow single exit
8612 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
8615 * match.pd: Require target has function_c99_misc before doing
8616 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
8618 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
8620 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
8622 * configure: Regenerate.
8624 2016-01-09 Jakub Jelinek <jakub@redhat.com>
8627 PR tree-optimization/69097
8628 * fold-const.h (expr_not_equal_to): New prototype.
8629 * fold-const.c: Include stringpool.h and tree-ssanames.h.
8630 (expr_not_equal_to): New function.
8631 * match.pd (X % -Y is the same as X % Y): Don't optimize
8632 unless X is known not to be equal to minimum or Y is known
8633 not to be equal to -1.
8634 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
8635 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
8636 (simplify_stmt_using_ranges): Adjust caller.
8637 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
8638 substitute_and_fold.
8640 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
8642 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
8645 2016-01-08 Jakub Jelinek <jakub@redhat.com>
8647 PR tree-optimization/69167
8648 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
8649 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
8651 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
8653 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
8654 Richard Biener <rguenther@suse.de>
8656 PR tree-optimization/68707
8657 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
8658 instances that can be handled via vect_load_lanes.
8660 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
8662 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
8663 if we can't determine address equivalence.
8664 * alias.c (compare_base_decl): Update for changed return value of
8665 symtab_node::equal_address_to.
8667 2016-01-08 Jason Merrill <jason@redhat.com>
8671 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
8672 * expr.c (store_field): Not here.
8673 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
8674 call with TREE_ADDRESSABLE type.
8675 * tree-cfg.c (verify_gimple_call): Adjust.
8677 2016-01-08 Olivier Hainque <hainque@adacore.com>
8679 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
8682 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
8684 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
8685 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
8686 (reduc_smin_v2sf): Rename to...
8687 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
8688 (reduc_splus_v2sf): Rename to...
8689 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
8691 2016-01-08 Jakub Jelinek <jakub@redhat.com>
8693 PR tree-optimization/69162
8694 * gimplify.c (gimplify_va_arg_expr): Encode original type of
8695 valist argument in another argument.
8696 (gimplify_modify_expr): Adjust for the above change. Cleanup.
8697 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
8698 to determine the va_list type, build a MEM_REF instead of
8699 build_fold_indirect_ref.
8701 PR tree-optimization/69172
8702 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
8705 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
8707 PR tree-optimization/67781
8708 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
8709 and cmpnop in two steps: first the ones not accessed in original
8710 gimple expression in a endian independent way and then the ones not
8711 accessed in the final result in an endian-specific way.
8713 2016-01-08 Jakub Jelinek <jakub@redhat.com>
8715 PR tree-optimization/69083
8716 * tree-vect-slp.c (vect_get_constant_vectors): For
8717 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
8718 element type. If op is fold_convertible_p to vector_type's element
8719 type, use NOP_EXPR instead of VCE.
8721 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
8723 PR rtl-optimization/67778
8724 PR rtl-optimization/68634
8725 PR rtl-optimization/68909
8726 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
8727 block from the stack until done with it. Remove a superfluous
8728 bitmap set. Remove a superfluous bitmap test.
8730 2016-01-07 Martin Sebor <msebor@redhat.com>
8733 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
8734 constraint on the type of arguments.
8736 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
8738 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
8739 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
8740 unaligned_access on the gcc_options set.
8741 * config/arm/arm.c (arm_option_override_internal): Use
8742 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
8744 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
8747 * config/i386/i386.c (ix86_frame_pointer_required): Enable
8748 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
8750 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
8753 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
8756 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
8757 depending on frame_pointer_needed before remaining integer and SSE
8758 registers are saved.
8760 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
8763 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
8765 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
8768 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
8769 Use the "xBm" constraint.
8770 (float<sseintvecmodelower><mode>2<mask_name><round_name):
8772 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
8773 (sse_cvtsi2ssq<round_name>): Likewise.
8774 (sse_cvtss2si<round_name>): Likewise.
8775 (sse_cvtss2siq<round_name>): Likewise.
8776 (sse2_cvtsi2sdq<round_name>): Likewise.
8777 (sse2_cvtsd2si<round_name>): Likewise.
8778 (sse2_cvtsd2siq<round_name>): Likewise.
8779 * config/i386/subst.md (round_nimm_scalar_predicate): New
8782 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
8785 * varasm.c (make_decl_rtl): Mark invalid register vars as
8788 PR rtl-optimization/66206
8789 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
8790 All callers changed.
8792 2016-01-07 Jakub Jelinek <jakub@redhat.com>
8794 PR tree-optimization/69141
8795 * tree-ssa-pre.c: Include langhooks.h.
8796 (eliminate_dom_walker::before_dom_children): Use
8797 lang_hooks.decl_printable_name instead of
8798 cgraph_node::get ()->name ().
8801 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
8802 it and DECL_ALIGN too.
8804 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
8806 * config/mips/mips-ftypes.def: Sort to lexicographical order.
8808 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
8811 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
8812 depending on frame_pointer_needed before remaining integer and SSE
8813 registers are saved.
8815 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8817 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
8818 mode iterator with VSX_M2.
8819 (*p9_vecstore_<mode>): Likewise.
8820 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
8821 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
8822 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
8823 (define_split for VSX_LE128 stores): Likewise.
8824 (define_peephole2 for TImode LE swaps): Likewise.
8825 (define_split for VSX_LE128 post-reload stores): Likewise.
8827 2016-01-06 Marek Polacek <polacek@redhat.com>
8830 * convert.c (convert_to_integer_1): Adjust call to
8831 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
8832 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
8833 EXPR instead of ARG.
8834 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
8836 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
8839 * doc/extend.texi (RL78 Variable Attributes): New section.
8841 2016-01-05 Marek Polacek <polacek@redhat.com>
8844 * builtins.c (get_memmodel): Use expansion point location rather than
8845 the input location. Call warning_at rather than warning.
8846 (expand_builtin_atomic_compare_exchange): Likewise.
8847 (expand_builtin_atomic_load): Likewise.
8848 (expand_builtin_atomic_store): Likewise.
8849 (expand_builtin_atomic_clear): Likewise.
8851 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
8854 * config/i386/i386.c (ix86_expand_vector_logical_operator):
8855 Replace nonimmediate_operand with vector_operand.
8856 * config/i386/predicates.md (vector_operand): New predicate.
8857 (general_vector_operand): Replace nonimmediate_operand with
8859 * config/i386/sse.md: Replace nonimmediate_operand with
8860 vector_operand and m constraint with Bm constraint on SSE
8861 patterns with 16-byte memory operand.
8862 * config/i386/subst.md (round_nimm_predicate): Replace
8863 nonimmediate_operand with vector_operand.
8864 (round_saeonly_nimm_predicate): Likewise.
8865 (round_saeonly_nimm_scalar_predicate): New.
8867 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
8870 * config/i386/constraints.md (Bm): New constraint.
8871 * config/i386/predicates.md (vector_memory_operand): New
8873 * config/i386/sse.md: Replace xm with xBm in plusminus and
8876 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
8879 * doc/extend.texi (V850 Function Attributes): New section.
8880 (V850 Variable Attributes): New section.
8882 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
8885 * doc/extend.texi (MicroBlaze Function Attributes): Document
8886 interrupt_handler and fast_interrupt attributes.
8888 2016-01-05 Sergei Trofimovich <siarheit@google.com>
8891 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
8892 for local symbolic operands.
8893 * config/ia64/predicates.md (local_symbolic_operand64): New
8896 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8898 PR rtl-optimization/68651
8899 * combine.c (combine_simplify_rtx): Canonicalize x + x into
8902 2016-01-05 Nathan Sidwell <nathan@acm.org>
8904 * alias.c (compare_base_decls): Use symtab_node::get.
8906 2016-01-05 Nick Clifton <nickc@redhat.com>
8909 * ira-costs.c (copy_cost): Initialise the t_icode field of the
8910 secondary_reload_info structure.
8913 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
8914 decls if weak support is available.
8916 2016-01-04 Martin Sebor <msebor@redhat.com>
8918 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
8920 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8922 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
8923 OPTION_MASK_P9_DFORM.
8925 * config/rs6000/constraints.md (wo constraint): New constraint for
8928 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
8930 (rs6000_init_hard_regno_mode_ok): Likewise.
8932 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
8935 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
8936 expanders not to have constraints. Add support for ISA 3.0 xxperm
8937 instruction. Add support for fusing xxlor with xxperm.
8938 (altivec_vperm_<mode>_internal): Likewise.
8939 (altivec_vperm_v8hiv16qi): Likewise.
8940 (altivec_vperm_<mode>v16q): Likewise.
8941 (altivec_vperm_<mode>_uns): Likewise.
8942 (vperm_v8hiv4si): Likewise.
8943 (vperm_v16qiv8hi): Likewise.
8945 * doc/md.texi (RS/6000 constraints): Document wo constraint.
8947 2016-01-04 Jakub Jelinek <jakub@redhat.com>
8949 Update copyright years.
8951 * gcc.c (process_command): Update copyright notice dates.
8952 * gcov-dump.c (print_version): Ditto.
8953 * gcov.c (print_version): Ditto.
8954 * gcov-tool.c (print_version): Ditto.
8955 * gengtype.c (create_file): Ditto.
8956 * doc/cpp.texi: Bump @copying's copyright year.
8957 * doc/cppinternals.texi: Ditto.
8958 * doc/gcc.texi: Ditto.
8959 * doc/gccint.texi: Ditto.
8960 * doc/gcov.texi: Ditto.
8961 * doc/install.texi: Ditto.
8962 * doc/invoke.texi: Ditto.
8964 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
8966 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
8967 modes larger than TImode as TImode if NEON is not enabled.
8969 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
8972 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
8973 mode for %f0-%f31 only if TARGET_FPU.
8975 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
8978 * config/sparc/sparc.c (scan_record_type): Take into account subfields
8979 to compute the PACKED_P predicate.
8980 (function_arg_record_value): Minor tweaks.
8982 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
8984 * doc/install.texi (--with-multilib-list): Describe the meaning of the
8985 option for arm*-*-* targets.
8987 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
8989 * doc/extend.texi (Common Function Attributes): Move docs for
8990 MSP430-specific attributes to....
8991 (MSP430 Function Attributes): ...here. Delete the redundant
8992 entries and copy-edit the remaining text.
8993 (MSP430 Variable Attributes): Use uniform format for index
8994 entries and add a cross-reference to the corresponding function
8997 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
8999 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
9001 (x86 Options): Likewise.
9003 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9007 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
9008 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
9009 to corresponding attribute.
9011 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9013 * doc/extend.texi (Common Function Attributes) <noplt>: Move
9014 to correct alphabetization of table. Copy-edit and correct
9016 <stack_protect>: Likewise.
9017 <target_clones>: Likewise.
9019 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
9020 Correct punctuation.
9021 (Code Gen Options) <-fno-plt>: Copy-edit.
9023 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
9026 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
9027 SI values. Explicitly convert SI to DI and vice-versa.
9029 2016-01-01 Jakub Jelinek <jakub@redhat.com>
9031 PR tree-optimization/69070
9032 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
9033 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
9036 * ubsan.c (ubsan_instrument_float_cast): Call
9037 initialize_sanitizer_builtins.
9040 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
9042 Copyright (C) 2016 Free Software Foundation, Inc.
9044 Copying and distribution of this file, with or without modification,
9045 are permitted in any medium without royalty provided the copyright
9046 notice and this notice are preserved.