1 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3 * config/arc/arc.md (cpu_facility): Add fpx variant.
4 (subdf3): Prohibit use reverse sub when assist operations option
6 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
7 instructions only when FPX is enabled.
8 * testsuite/gcc.target/arc/trsub.c: New test.
10 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
12 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
13 mult_operator when calculating "type" attribute.
14 (*fop_<mode>_1_i387): Ditto.
15 (*fop_xf_1_i387): Ditto.
16 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
17 Use std::swap to swap operands. Use RTL expressions to generate
20 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21 Joern Rennecke <joern.rennecke@embecosm.com>
23 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
25 (emit_pic_move): Remove.
26 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
27 * config/arc/arc.c (emit_pic_move): Removed.
28 (TARGET_HAVE_TLS): Define.
29 (arc_conditional_register_usage): Test for arc_tp_regno.
30 (arc_print_operand, arc_print_operand_address): Handle TLS
32 (arc_needs_pcl_p): New function.
33 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
34 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
35 (arc_raw_symbolic_reference_mentioned_p): Likewise.
36 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
37 (arc_legitimize_tls_address): Likewise.
38 (DTPOFF_ZERO_SYM): Define.
39 (arc_legitimize_pic_address): Make it static, handle TLS cases.
40 (arc_output_pic_addr_const): Print TLS unspecs.
41 (prepare_pic_move): New function, replaces emit_pic_move.
42 (arc_legitimate_constant_p): Handle TLS unspecs.
43 (arc_legitimate_address_p): Likewise.
44 (arc_rewrite_small_data_p): Use assert for TLS constants.
45 (prepare_move_operands): Use prepare_pic_move.
46 (arc_legitimize_address): Legitimize tls addresses.
47 (arc_epilogue_uses): Check for arc_tp_regno.
48 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
49 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
51 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
53 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
54 %(arc_tls_extra_start_spec).
55 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
56 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
58 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
59 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
60 (UNSPEC_TLS_OFF): Add.
62 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
63 (get_thread_pointersi): New patterns.
64 * config/arc/arc.opt (mtp-regno): New option.
65 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
66 (move_dest_operand): Likewise.
67 * configure: Regenerate.
68 * configure.ac: Add arc*-*-* case to test for tls.
69 * doc/invoke.texi (ARC options): Document mtp-regno.
71 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
73 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
74 the new ARC HS SIMD instructions.
75 (arc_preferred_simd_mode): New function.
76 (arc_autovectorize_vector_sizes): Likewise.
77 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
78 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
79 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
80 (arc_init_builtins): Add new SIMD builtin types.
81 (arc_split_move): Handle 64 bit vector moves.
82 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
83 (TARGET_PLUS_QMACW): Define.
84 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
85 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
86 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
87 (VSUBADD4H): New builtins.
88 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
89 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
91 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
92 Matthias Klose <doko@debian.org>
94 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
96 2016-04-28 Richard Biener <rguenther@suse.de>
99 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
102 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
104 * common/config/sh/sh-common.c: Remove SH5 support.
105 * config/sh/constraints.md: Likewise.
106 * config/sh/config/sh/elf.h: Likewise.
107 * config/sh/linux.h: Likewise.
108 * config/sh/netbsd-elf.h: Likewise.
109 * config/sh/predicates.md: Likewise.
110 * config/sh/sh-c.c: Likewise.
111 * config/sh/sh-protos.h: Likewise.
112 * config/sh/sh.c: Likewise.
113 * config/sh/sh.h: Likewise.
114 * config/sh/sh.md: Likewise.
115 * config/sh/sh.opt: Likewise.
116 * config/sh/sync.md: Likewise.
117 * config/sh/sh64.h: Delete.
118 * config/sh/shmedia.h: Likewise.
119 * config/sh/shmedia.md: Likewise.
120 * config/sh/sshmedia.h: Likewise.
121 * config/sh/t-netbsd-sh5-64: Likewise.
122 * config/sh/t-sh64: Likewise.
123 * config/sh/ushmedia.h: Likewise.
125 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
127 * config/i386/i386.md (sign_extend to memory peephole2s): Use
128 general_reg_operand instead of register_operand predicate.
130 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
132 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
134 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
136 * match.pd (A - B > A, A + B < A): New transformations.
138 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
140 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
141 which defaults to true. Emit an outer pair of parentheses only if
142 EMIT_PARENS. When continuing a chain of && or || (or & or |),
143 don't emit parentheses for the right-hand operand.
145 2016-04-27 Jeff Law <law@redhat.com>
147 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
149 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
151 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
152 (altivec_lvx_<mode>_internal): Document.
153 (altivec_lvx_<mode>_2op): New define_insn.
154 (altivec_lvx_<mode>_1op): Likewise.
155 (altivec_lvx_<mode>_2op_si): Likewise.
156 (altivec_lvx_<mode>_1op_si): Likewise.
157 (altivec_stvx_<mode>): Remove.
158 (altivec_stvx_<mode>_internal): Document.
159 (altivec_stvx_<mode>_2op): New define_insn.
160 (altivec_stvx_<mode>_1op): Likewise.
161 (altivec_stvx_<mode>_2op_si): Likewise.
162 (altivec_stvx_<mode>_1op_si): Likewise.
163 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
164 Expand vec_ld and vec_st during parsing.
165 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
167 (altivec_expand_stvx_be): Likewise.
168 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
169 address-masking behavior in RTL.
170 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
171 address-masking behavior in RTL.
172 (altivec_expand_builtin): Change builtin code arguments for calls
173 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
174 (insn_is_swappable_p): Avoid incorrect swap optimization in the
175 presence of lvx/stvx patterns.
176 (alignment_with_canonical_addr): New function.
177 (alignment_mask): Likewise.
178 (find_alignment_op): Likewise.
179 (recombine_lvx_pattern): Likewise.
180 (recombine_stvx_pattern): Likewise.
181 (recombine_lvx_stvx_patterns): Likewise.
182 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
183 stvx patterns from expand.
184 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
186 (vector_altivec_store_<mode>): Likewise.
188 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
190 * config/aarch64/aarch64.md
191 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
192 remove the "fp" attributes.
193 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
194 add the "simd" attributes.
195 (*movdf_aarch64): Likewise.
196 (*movtf_aarch64): Remove the "fp" attributes.
197 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
198 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
200 2016-04-27 David Malcolm <dmalcolm@redhat.com>
202 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
203 rtx to rtx_code_label *.
204 * rtl.h (maybe_set_first_label_num): Likewise.
206 2016-04-27 David Malcolm <dmalcolm@redhat.com>
208 * df-core.c (df_add_problem): Make the problem param be const.
209 (df_remove_problem): Make local "problem" be const.
210 * df-problems.c (problem_RD): Make const.
211 (problem_LR): Likewise.
212 (problem_LIVE): Likewise.
213 (problem_MIR): Likewise.
214 (problem_CHAIN): Likewise.
215 (problem_WORD_LR): Likewise.
216 (problem_NOTE): Likewise.
217 (problem_MD): Likewise.
218 * df-scan.c (problem_SCAN): Likewise.
219 * df.h (struct df_problem): Make field "dependent_problem" be
221 (struct dataflow): Likewise for field "problem".
222 (df_add_problem): Make param const.
224 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
226 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
227 inter-unit moves to/from vector registers are enabled. Do not disable
230 2016-04-27 David Malcolm <dmalcolm@redhat.com>
232 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
233 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
235 (enum df_problem_id): ...this new enum.
236 (struct df_problem): Convert field "id" from "int" to
239 2016-04-27 David Malcolm <dmalcolm@redhat.com>
241 * rtl.def: Update comment for "things in the instruction chain" to
242 reflect the removal of the leading "i" field for INSN_UID in
243 r210360. Fix bogus apostrophe.
245 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
247 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
248 inter-unit moves to/from vector registers are enabled. Do not disable
251 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
253 * config/i386/i386.md
254 (lea arith with mem operand + setcc peephole2): Set operator mode.
256 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
259 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
260 (dimode_scalar_to_vector_candidate_p): This.
261 (timode_scalar_to_vector_candidate_p): New function.
262 (scalar_to_vector_candidate_p): Likewise.
263 (timode_check_non_convertible_regs): Likewise.
264 (timode_remove_non_convertible_regs): Likewise.
265 (remove_non_convertible_regs): Likewise.
266 (remove_non_convertible_regs): Renamed to ...
267 (dimode_remove_non_convertible_regs): This.
268 (scalar_chain::~scalar_chain): Make it virtual.
269 (scalar_chain::compute_convert_gain): Make it pure virtual.
270 (scalar_chain::mark_dual_mode_def): Likewise.
271 (scalar_chain::convert_insn): Likewise.
272 (scalar_chain::convert_registers): Likewise.
273 (scalar_chain::add_to_queue): Make it protected.
274 (scalar_chain::emit_conversion_insns): Likewise.
275 (scalar_chain::replace_with_subreg): Likewise.
276 (scalar_chain::replace_with_subreg_in_insn): Likewise.
277 (scalar_chain::convert_op): Likewise.
278 (scalar_chain::convert_reg): Likewise.
279 (scalar_chain::make_vector_copies): Likewise.
280 (scalar_chain::convert_registers): New pure virtual function.
281 (class dimode_scalar_chain): New class.
282 (class timode_scalar_chain): Likewise.
283 (scalar_chain::mark_dual_mode_def): Renamed to ...
284 (dimode_scalar_chain::mark_dual_mode_def): This.
285 (timode_scalar_chain::mark_dual_mode_def): New function.
286 (timode_scalar_chain::convert_insn): Likewise.
287 (dimode_scalar_chain::convert_registers): Likewise.
288 (scalar_chain::compute_convert_gain): Renamed to ...
289 (dimode_scalar_chain::compute_convert_gain): This.
290 (scalar_chain::replace_with_subreg): Renamed to ...
291 (dimode_scalar_chain::replace_with_subreg): This.
292 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
293 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
294 (scalar_chain::make_vector_copies): Renamed to ...
295 (dimode_scalar_chain::make_vector_copies): This.
296 (scalar_chain::convert_reg): Renamed to ...
297 (dimode_scalar_chain::convert_reg ): This.
298 (scalar_chain::convert_op): Renamed to ...
299 (dimode_scalar_chain::convert_op): This.
300 (scalar_chain::convert_insn): Renamed to ...
301 (dimode_scalar_chain::convert_insn): This.
302 (scalar_chain::convert): Call convert_registers.
303 (convert_scalars_to_vector): Change to scalar_chain pointer to
304 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
305 in 32-bit mode. Delete scalar_chain pointer. Call
306 free_dominance_info in 64-bit mode.
307 (pass_stv::gate): Remove TARGET_64BIT check.
308 (ix86_option_override): Put the 64-bit STV pass before the CSE
311 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
313 * dwarf2out.h (struct dw_loc_descr_node): Remove the
314 dw_loc_frame_offset field.
315 * dwarf2out.c (new_loc_descr): Likewise.
316 (resolve_args_picking_1): Turn the VISITED hash set into a
317 FRAME_OFFSET hash map. Use it to associate a frame offset to
318 visited nodes. Remove uses of the CHECKING_P macro.
319 (resolve_args_picking): Update call to resolve_args_picking_1.
321 2016-04-27 Martin Liska <mliska@suse.cz>
323 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
324 (free_loop_data): Release vuses of groups.
326 2016-04-27 Bin Cheng <bin.cheng@arm.com>
328 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
329 instead of redundant use_id and boolean have_use_for.
330 (struct iv_use): Change sub_id into group_id. Remove field next.
331 Move fields: related_cands, n_map_members, cost_map and selected
333 (struct iv_group): ... here. New structure.
334 (struct iv_common_cand): Use structure declaration directly.
335 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
336 (MAX_CONSIDERED_USES): Rename macro to ...
337 (MAX_CONSIDERED_GROUPS): ... here.
338 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
339 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
340 (dump_uses): Rename to ...
341 (dump_groups): ... here. Update all uses.
342 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
343 (find_induction_variables): Refactor format of dump information.
344 (record_sub_use): Delete.
345 (record_use): Update all uses.
346 (record_group): New function.
347 (record_group_use, find_interesting_uses_op): Call above functions.
349 (find_interesting_uses_cond): Ditto.
350 (group_compare_offset): New function.
351 (split_all_small_groups): Rename to ...
352 (split_small_address_groups_p): ... here. Update all uses.
353 (split_address_groups): Update all uses.
354 (find_interesting_uses): Refactor format of dump information.
355 (add_candidate_1): Update all uses. Remove redundant check on iv,
357 (add_candidate, record_common_cand): Remove redundant assert.
358 (add_iv_candidate_for_biv): Update use.
359 (add_iv_candidate_derived_from_uses): Update all uses.
360 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
361 (alloc_use_cost_map): Ditto.
362 (set_use_iv_cost, get_use_iv_cost): Rename to ...
363 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
364 (determine_use_iv_cost_generic): Ditto.
365 (determine_group_iv_cost_generic): Ditto.
366 (determine_use_iv_cost_address): Ditto.
367 (determine_group_iv_cost_address): Ditto.
368 (determine_use_iv_cost_condition): Ditto.
369 (determine_group_iv_cost_cond): Ditto.
370 (determine_use_iv_cost): Ditto.
371 (determine_group_iv_cost): Ditto.
372 (set_autoinc_for_original_candidates): Update all uses.
373 (find_iv_candidates): Update all uses. Refactor dump information.
374 (determine_use_iv_costs): Ditto.
375 (determine_iv_costs): Ditto.
376 (iv_ca_cand_for_use): Rename to ...
377 (iv_ca_cand_for_group): ... here. Update all uses.
378 (iv_ca_add_use, iv_ca_add_group): Ditto.
379 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
380 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
381 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
382 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
383 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
384 (create_new_iv, adjust_iv_update_pos): Ditto.
385 (rewrite_use_address): Delete.
386 (rewrite_use_address_1): Rename to ...
387 (rewrite_use_address): ... here.
388 (rewrite_use_compare): Update all uses.
389 (rewrite_use): Delete.
390 (rewrite_uses): Rename to ...
391 (rewrite_groups): ... here. Update all uses.
392 (remove_unused_ivs, free_loop_data): Update all uses.
393 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
395 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
397 * rtlanal.c (nonzero_bits1): Convert preprocessor check
398 for WORD_REGISTER_OPERATIONS to runtime check.
400 2016-04-27 Richard Biener <rguenther@suse.de>
403 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
404 aggregate_value_p to determine if a function result is
405 returned by reference.
406 (ipa_pta_execute): Functions having their address taken are
407 not automatically nonlocal.
409 2016-04-27 Jakub Jelinek <jakub@redhat.com>
412 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
413 * fold-const.c (operand_equal_p): If flag_checking and
414 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
415 and if it returns non-zero, assert iterative_hash_expr on both
418 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
420 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
422 2016-04-27 Nick Clifton <nickc@redhat.com>
425 * varasm.c (merge_weak): Generate an error if an attempt is made
426 to convert a non-weak static function into a weak, public function.
428 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
430 * params.def (MAX_PARTITION_SIZE): New param.
431 * doc/invoke.texi: Document lto-max-partition.
433 2016-04-27 Richard Biener <rguenther@suse.de>
436 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
437 function cummulating used_from_other_partition, externally_visible
438 and force_output from aliases.
439 (refered_from_nonlocal_var): Likewise.
440 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
443 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
445 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
446 (-Wmemset-elt-size): New item.
448 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
451 * stor-layout.h (internal_reference_types): Delete.
452 * stor-layout.c (reference_types_internal): Likewise.
453 (internal_reference_types): Likewise.
454 (layout_type) <REFERENCE_TYPE>: Adjust.
456 2016-04-27 Jakub Jelinek <jakub@redhat.com>
459 * tree.h (inchash::add_expr): Add FLAGS argument.
460 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
461 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
462 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
463 Formatting fix. Adjust recursive calls. For tcc_comparison,
464 if swap_tree_comparison (code) is smaller than code, hash that
465 and arguments in the other order. Hash CONVERT_EXPR the same
466 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
467 of ADDR_EXPR of decl as the decl itself. Add or remove
468 OEP_ADDRESS_OF from recursive flags as needed. For
469 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
470 operands commutatively and only the third one normally.
471 For internal CALL_EXPR hash in CALL_EXPR_IFN.
473 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
475 * config/rtems.h (LIB_SPEC): Add -latomic.
477 2016-04-27 Joel Sherrill <joel@rtems.org>
479 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
480 xilink.ld and flags not relevant to RTEMS.
482 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
484 * toplev.c (backend_init_target): Avoid calling init_reload when using
487 2016-04-26 Jakub Jelinek <jakub@redhat.com>
489 * reorg.c (try_merge_delay_insns): Declare i and j inside the
490 for loops rather than one for the whole function.
492 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
494 * match.pd (X + CST CMP X): New transformation.
496 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
498 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
499 * fold-const.c (fold_binary_loc): Remove 2 transformations
500 superseded by match.pd.
501 * match.pd (x+x -> x*2): Generalize to integers.
503 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
505 * config/i386/i386.md (operation on memory peephole): Duplicate an
506 existing peephole and adapt it to match lea rather than an operation
509 PR rtl-optimization/57193
510 * opts.c (default_options_table): Add OPT_frename_registers at -O2
512 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
514 2016-04-26 Bin Cheng <bin.cheng@arm.com>
516 * tree-if-conv.c (any_pred_load_store): New static variable.
517 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
518 any_pred_load_store instead of and_mask_load_store.
519 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
520 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
521 (combine_blocks, tree_if_conversion): Ditto.
523 2016-04-26 Bin Cheng <bin.cheng@arm.com>
525 PR tree-optimization/70771
526 PR tree-optimization/70775
527 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
528 virtual PHI nodes. Delete parameter.
529 (if_convertible_loop_p_1): Delete argument to above function.
530 (predicate_all_scalar_phis): Delete code handling single-argument
532 (tree_if_conversion): Mark and update virtual SSA.
534 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
537 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
538 (x86_elf_aligned_common): Rename to ...
539 (x86_elf_aligned_decl_common): ... this.
540 Add decl arg. Switch to .lbss for largecomm object. Use
541 LARGECOMM_SECTION_ASM_OP.
542 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
544 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
545 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
547 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
548 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
550 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
553 * config/i386/i386.c (SECTION_LARGE): Define.
554 (x86_64_elf_select_section): Set it for large data/bss sections.
555 Only clear SECTION_WRITE for .lrodata.
556 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
558 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
559 * varasm.c (default_elf_asm_named_section): Grow flagchars.
560 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
562 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
563 * doc/tm.texi: Regenerate.
565 2016-04-26 Jakub Jelinek <jakub@redhat.com>
568 * configure.ac (--enable-checking): Document extra flag, for
569 non-release builds default to --enable-checking=yes,extra.
570 If misc checking and extra checking, define CHECKING_P to 2 instead
572 * common.opt (fchecking=): Add.
573 * doc/invoke.texi (-fchecking=): Document.
574 * doc/install.texi: Document --enable-checking changes.
575 * configure: Regenerated.
576 * config.in: Regenerated.
578 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
580 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
581 attribute instead of which_alternative.
582 * config/i386/sse.md (*mov<mode>_internal): Ditto.
583 Use EXT_REX_SSE_REG_P where appropriate.
585 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
587 * config/i386/predicates.md (const0_operand): Do not match
589 (const1_operand): Ditto.
591 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
593 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
594 for SSE constm1 operands and TARGET_AVX512VL.
595 (*movti_internal): Ditto.
596 (*mov<mode>_or): Use constm1_operand predicate.
597 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
598 for SSE vector_all_ones operands and TARGET_AVX512VL.
599 * config/i386/predicates.md (constm1_operand): New predicate.
600 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
601 emission of constant -1 load.
603 2016-04-25 Jason Merrill <jason@redhat.com>
605 * gdbinit.in: Skip is-a.h.
607 * attribs.c (register_scoped_attributes): Fix logic.
608 * attribs.h: Declare register_scoped_attributes.
610 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
612 * config/rs6000/rs6000-builtin.def: Correct pasto error for
613 stxvd2x and stxvw4x built-in functions.
615 2016-04-25 DJ Delorie <dj@redhat.com>
617 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
621 2016-04-25 Richard Biener <rguenther@suse.de>
623 PR tree-optimization/70780
624 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
626 (compute_antic): Mark blocks with abnormal preds as visited as
627 they have a final empty antic-in solution already.
629 2016-04-25 Michael Collison <michael.collison@linaro.org>
631 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
633 2016-04-25 Michael Collison <michael.collison@linaro.org>
635 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
636 mode is VQI to improve mixed mode vectorization.
637 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
638 define_insn to match low half of signed vaddw.
639 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
640 define_insn to match high half of signed vaddw.
641 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
642 define_insn to match low half of unsigned vaddw.
643 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
644 define_insn to match high half of unsigned vaddw.
645 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
646 (arm_simd_check_vect_par_cnst_half_p): Likewise.
647 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
649 (arm_simd_check_vect_par_cnst_half_p): Likewise.
650 * config/arm/predicates.md (vect_par_constant_high): Support
651 big endian and simplify by calling
652 arm_simd_check_vect_par_cnst_half
653 (vect_par_constant_low): Likewise.
655 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
657 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
658 predicate for operand 2.
660 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
661 H.J. Lu <hongjiu.lu@intel.com>
663 * config/i386/i386-protos.h (standard_sse_constant_p): Add
664 machine_mode argument.
665 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
666 constm1_rtx operands. For VOIDmode constants, get mode from
667 pred_mode. Check mode size if the mode is supported by ABI.
668 (standard_sse_constant_opcode): Do not use standard_constant_p.
669 Strictly check ABI support for all-ones operands.
670 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
671 immediates. Update calls to standard_sse_constant_p.
672 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
673 (ix86_rtx_costs): Ditto.
674 * config/i386/i386.md (*movxi_internal_avx512f): Use
675 nonimmediate_or_sse_const_operand instead of vector_move_operand.
676 Use (v,BC) alternative instead of (v,C). Use register_operand
677 checks instead of MEM_P.
678 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
679 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
680 isa attribute. Use register_operand checks instead of MEM_P.
681 (*movti_internal): Use nonimmediate_or_sse_const_operand for
682 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
683 alternative and corresponding sse2 isa attribute.
684 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
685 to standard_sse_constant_p.
686 (FP constant splitters): Ditto.
687 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
689 * config/i386/predicates.md (constm1_operand): Remove.
690 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
691 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
692 vector_all_ones_operand instead of constm1_operand.
694 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
696 * print-rtl.c (print_rtx_insn_vec): New function.
697 * print-rtl.h: New prototype.
698 * store-motion.c (struct st_expr): Make avail_stores a vector.
699 (st_expr_entry): Adjust.
700 (free_st_expr_entry): Likewise.
701 (print_store_motion_mems): Likewise.
702 (find_moveable_store): Likewise.
703 (compute_store_table): Likewise.
704 (delete_store): Likewise.
705 (build_store_vectors): Likewise.
707 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
709 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
711 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
713 * vec.h (vec_safe_contains): New function.
714 (vec::contains): Likewise.
715 (vec::begin): Likewise.
716 (vec::end): Likewise.
718 2016-04-23 Jakub Jelinek <jakub@redhat.com>
721 * cfgexpand.c (expand_stack_vars): Fix typo.
723 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
725 * system.h (list, map, set, vector): Include conditionally.
726 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
727 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
728 * ipa-icf.c (INCLUDE_LIST): Define.
729 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
730 * config/sh/sh.c (INCLUDE_VECTOR): Define.
731 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
732 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
733 * cp/logic.cc (INCLUDE_LIST): Define.
734 * fortran/trans-common.c (INCLUDE_MAP): Define.
736 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
738 * auto-profile.c: Remove <string.h> include.
739 * ipa-icf-gimple.c: Remove <list> include.
740 * diagnostic.c: Remove <new> include.
741 * genmatch.c: Likewise.
742 * pretty-print.c: Likewise.
744 * c/c-objc-common.c: Likewise.
745 * cp/error.c: Likewise.
746 * fortran/error.c: Likewise.
748 2016-04-22 Richard Biener <rguenther@suse.de>
750 * lto-streamer-in.c (input_ssa_names): Do not allocate
751 GIMPLE_NOP for all SSA names.
752 * lto-streamer-out.c (output_ssa_names): Do not output
753 SSA names that should have been released.
755 2016-04-22 Richard Biener <rguenther@suse.de>
757 PR tree-optimization/70740
758 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
761 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
764 * config/i386/predicates.md (call_insn_operand): Replace
765 sibcall_memory_operand with memory_operand.
767 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
769 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
770 has_single_use() tests.
771 (register_edge_assert_for_1): Likewise.
772 (find_assert_locations_1): Check the liveness bitmap instead of
773 checking has_single_use().
775 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
778 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
779 Extract AVX-512BW constraint from AVX.
781 2016-04-21 Richard Biener <rguenther@suse.de>
783 PR tree-optimization/70725
784 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
785 for phi_convertible_by_degenerating_args.
786 (predicate_all_scalar_phis): Handle single-argument PHIs.
788 2016-04-21 Richard Biener <rguenther@suse.de>
791 * fold-const.c (fold_comparison): Return properly typed
794 2016-04-21 Bin Cheng <bin.cheng@arm.com>
796 PR tree-optimization/70715
797 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
798 after expanding BASE using expand_simple_operations.
800 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
802 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
805 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
807 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
809 2016-04-20 Jan Hubicka <jh@suse.cz>
811 * ipa-inline.c (can_inline_edge_p): Pass caller info to
812 ultiimate_alias_target.
813 (update_callee_keys): Likewise.
814 (lookup_recursive_calls): Likewise.
815 (speculation_useful_p): Likewise.
817 2016-04-20 Jan Hubicka <jh@suse.cz>
820 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
821 (set_nothrow_flag_1): ... this; handle interposition correctly;
822 recurse on aliases and thunks.
823 (cgraph_node::set_nothrow_flag): New.
824 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
825 functions compiled with non-call exceptions that binds to current
827 (propagate_nothrow): Be safe WRT interposition.
828 * cgraph.h (set_nothrow_flag): Update prototype.
830 2016-04-18 Jan Hubicka <jh@suse.cz>
832 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
833 max_loop_iterations_int.
834 (tree_unswitch_outer_loop): Likewise.
836 2016-04-20 Bin Cheng <bin.cheng@arm.com>
838 PR tree-optimization/69489
839 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
840 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
842 (if_convertible_bb_p): Remove check on edge count of basic block's
845 2016-04-20 Bin Cheng <bin.cheng@arm.com>
847 PR tree-optimization/56625
848 PR tree-optimization/69489
849 * tree-data-ref.h (DR_INNERMOST): New macro.
850 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
851 hashing struct innermost_loop_behavior.
852 (ref_DR_map): Remove.
853 (innermost_DR_map): New map.
854 (baseref_DR_map): Revise comment.
855 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
856 to innermost_DR_map accroding to its innermost loop behavior.
857 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
858 to its innermost loop behavior.
859 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
860 Add initialization for innermost_DR_map. Record memory reference
861 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
862 have innermost loop behavior.
863 (if_convertible_loop_p): Remove release for ref_DR_map. Release
866 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
868 * config/i386/i386.md (*lea<mode>_general_1): Rename from
869 *lea_general_1. Use explicit SWI12 mode interator.
870 (*lea<mode>_general_2): Rename from *lea_general_2.
871 Use explicit SWI12 mode interator.
872 (*lea<mode>_general_3): Rename from *lea_general_3.
873 Use explicit SWI12 mode interator.
874 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
875 Use explicit SWI12 mode interator.
876 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
877 Use explicit SWI48 mode interator.
879 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
881 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
882 Short-cut unaligned load and store cases. Handle all integer
884 (ix86_expand_vector_move_misalign): Short-cut unaligned load
885 and store cases. Call ix86_avx256_split_vector_move_misalign
886 directly without checking mode class.
888 2016-04-20 Andrew Pinski <apinski@cavium.com>
889 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
892 * config/aarch64/aarch64.md (sibcall): Force call
893 address to be DImode for ILP32.
894 (sibcall_value): Likewise.
896 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
898 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
900 2016-04-20 Richard Biener <rguenther@suse.de>
902 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
903 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
904 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
905 (maybe_push_res_to_seq): Adjust.
906 * gimple-fold.c (maybe_build_generic_op): Likewise.
908 2016-04-20 Marek Polacek <polacek@redhat.com>
910 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
913 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
915 * config/i386/sse.md (vec_unpacks_lo_hi): Always
916 use kmovw to support AVX512F target.
918 2016-04-20 Bin Cheng <bin.cheng@arm.com>
920 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
922 2016-04-20 Marek Polacek <polacek@redhat.com>
924 PR tree-optimization/70725
925 * tree-if-conv.c (is_false_predicate): New function.
926 (predicate_mem_writes): Use it.
928 2016-04-20 Richard Biener <rguenther@suse.de>
930 PR tree-optimization/70726
931 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
932 shift amounts from a pattern stmt operand.
934 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
937 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
938 stack_restore_from_fpr pattern when restoring r15.
939 (s390_optimize_prologue): Strip away the memory barrier in the
940 parallel when trying to get rid of restore insns.
941 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
942 definition for loading the stack pointer from an FPR. Compared to
943 the normal move insn this pattern includes a full memory barrier.
945 2016-04-19 Jakub Jelinek <jakub@redhat.com>
948 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
949 implicitly linear or lastprivate iterator on the outer context.
951 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
953 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
955 * config/i386/i386.md (ssememalign): Removed.
956 * config/i386/sse.md: Remove ssememalign attribute from patterns.
958 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
961 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
962 const short * to __builtin_ia32_loaddquhi512_mask.
963 (_mm512_maskz_loadu_epi16): Likewise.
964 (_mm512_mask_storeu_epi16): Pass short * to
965 __builtin_ia32_storedquhi512_mask.
966 (_mm512_mask_loadu_epi8): Pass const char * to
967 __builtin_ia32_loaddquqi512_mask.
968 (_mm512_maskz_loadu_epi8): Likewise.
969 (_mm512_mask_storeu_epi8): Pass char * to
970 __builtin_ia32_storedquqi512_mask.
971 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
972 const double * to __builtin_ia32_loadupd512_mask.
973 (_mm512_mask_loadu_pd): Likewise.
974 (_mm512_maskz_loadu_pd): Likewise.
975 (_mm512_storeu_pd): Pass double * to
976 __builtin_ia32_storeupd512_mask.
977 (_mm512_mask_storeu_pd): Likewise.
978 (_mm512_loadu_ps): Pass const float * to
979 __builtin_ia32_loadups512_mask.
980 (_mm512_mask_loadu_ps): Likewise.
981 (_mm512_maskz_loadu_ps): Likewise.
982 (_mm512_storeu_ps): Pass float * to
983 __builtin_ia32_storeups512_mask.
984 (_mm512_mask_storeu_ps): Likewise.
985 (_mm512_mask_loadu_epi64): Pass const long long * to
986 __builtin_ia32_loaddqudi512_mask.
987 (_mm512_maskz_loadu_epi64): Likewise.
988 (_mm512_mask_storeu_epi64): Pass long long *
989 to __builtin_ia32_storedqudi512_mask.
990 (_mm512_loadu_si512): Pass const int * to
991 __builtin_ia32_loaddqusi512_mask.
992 (_mm512_mask_loadu_epi32): Likewise.
993 (_mm512_maskz_loadu_epi32): Likewise.
994 (_mm512_storeu_si512): Pass int * to
995 __builtin_ia32_storedqusi512_mask.
996 (_mm512_mask_storeu_epi32): Likewise.
997 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
998 char * to __builtin_ia32_storedquqi256_mask.
999 (_mm_mask_storeu_epi8): Likewise.
1000 (_mm256_mask_loadu_epi16): Pass const short * to
1001 __builtin_ia32_loaddquhi256_mask.
1002 (_mm256_maskz_loadu_epi16): Likewise.
1003 (_mm_mask_loadu_epi16): Pass const short * to
1004 __builtin_ia32_loaddquhi128_mask.
1005 (_mm_maskz_loadu_epi16): Likewise.
1006 (_mm256_mask_loadu_epi8): Pass const char * to
1007 __builtin_ia32_loaddquqi256_mask.
1008 (_mm256_maskz_loadu_epi8): Likewise.
1009 (_mm_mask_loadu_epi8): Pass const char * to
1010 __builtin_ia32_loaddquqi128_mask.
1011 (_mm_maskz_loadu_epi8): Likewise.
1012 (_mm256_mask_storeu_epi16): Pass short * to.
1013 __builtin_ia32_storedquhi256_mask.
1014 (_mm_mask_storeu_epi16): Pass short * to.
1015 __builtin_ia32_storedquhi128_mask.
1016 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
1017 const double * to __builtin_ia32_loadupd256_mask.
1018 (_mm256_maskz_loadu_pd): Likewise.
1019 (_mm_mask_loadu_pd): Pass onst double * to
1020 __builtin_ia32_loadupd128_mask.
1021 (_mm_maskz_loadu_pd): Likewise.
1022 (_mm256_mask_storeu_pd): Pass double * to
1023 __builtin_ia32_storeupd256_mask.
1024 (_mm_mask_storeu_pd): Pass double * to
1025 __builtin_ia32_storeupd128_mask.
1026 (_mm256_mask_loadu_ps): Pass const float * to
1027 __builtin_ia32_loadups256_mask.
1028 (_mm256_maskz_loadu_ps): Likewise.
1029 (_mm_mask_loadu_ps): Pass const float * to
1030 __builtin_ia32_loadups128_mask.
1031 (_mm_maskz_loadu_ps): Likewise.
1032 (_mm256_mask_storeu_ps): Pass float * to
1033 __builtin_ia32_storeups256_mask.
1034 (_mm_mask_storeu_ps): ass float * to
1035 __builtin_ia32_storeups128_mask.
1036 (_mm256_mask_loadu_epi64): Pass const long long * to
1037 __builtin_ia32_loaddqudi256_mask.
1038 (_mm256_maskz_loadu_epi64): Likewise.
1039 (_mm_mask_loadu_epi64): Pass const long long * to
1040 __builtin_ia32_loaddqudi128_mask.
1041 (_mm_maskz_loadu_epi64): Likewise.
1042 (_mm256_mask_storeu_epi64): Pass long long * to
1043 __builtin_ia32_storedqudi256_mask.
1044 (_mm_mask_storeu_epi64): Pass long long * to
1045 __builtin_ia32_storedqudi128_mask.
1046 (_mm256_mask_loadu_epi32): Pass const int * to
1047 __builtin_ia32_loaddqusi256_mask.
1048 (_mm256_maskz_loadu_epi32): Likewise.
1049 (_mm_mask_loadu_epi32): Pass const int * to
1050 __builtin_ia32_loaddqusi128_mask.
1051 (_mm_maskz_loadu_epi32): Likewise.
1052 (_mm256_mask_storeu_epi32): Pass int * to
1053 __builtin_ia32_storedqusi256_mask.
1054 (_mm_mask_storeu_epi32): Pass int * to
1055 __builtin_ia32_storedqusi128_mask.
1056 * config/i386/i386-builtin-types.def (PCSHORT): New.
1058 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
1059 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
1060 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
1061 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
1062 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
1063 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
1064 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
1065 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
1066 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
1067 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
1068 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
1069 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
1070 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
1071 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
1072 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
1073 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
1074 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
1075 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
1076 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
1077 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
1078 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
1079 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
1080 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
1081 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
1082 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
1083 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
1084 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
1085 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
1086 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
1087 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
1088 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
1089 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
1090 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
1091 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
1092 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
1093 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
1094 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
1095 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
1096 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
1097 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
1098 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
1099 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
1100 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
1101 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
1102 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
1103 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
1104 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
1105 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
1106 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
1108 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
1109 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
1111 (ix86_expand_vector_move_misalign): Likewise.
1112 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
1113 to scalar function prototype for unaligned load/store builtins.
1114 (ix86_expand_special_args_builtin): Updated.
1115 * config/i386/sse.md (UNSPEC_LOADU): Removed.
1116 (UNSPEC_STOREU): Likewise.
1117 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
1118 (VI_ULOADSTORE_F_AVX512VL): Likewise.
1119 (ssescalarsize): Handle V4TI, V2TI and V1TI.
1120 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1121 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1122 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
1123 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
1124 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
1125 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
1126 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
1127 (<avx512>_storedqu<mode>_mask): Likewise.
1128 (*sse4_2_pcmpestr_unaligned): Likewise.
1129 (*sse4_2_pcmpistr_unaligned): Likewise.
1130 (*mov<mode>_internal): Renamed to ...
1131 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
1132 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
1133 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
1134 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
1136 2016-04-19 Richard Biener <rguenther@suse.de>
1138 PR tree-optimization/70171
1139 * tree-ssa-phiprop.c: Include stor-layout.h.
1140 (phiprop_insert_phi): Handle the aggregate copy case.
1141 (propagate_with_phi): Likewise.
1143 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
1145 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
1146 instead of simplify_gen_subreg (... , 0).
1147 (ix86_delegitimize_address): Ditto.
1148 (ix86_split_divmod): Ditto.
1149 (ix86_split_copysign_const): Ditto.
1150 (ix86_split_copysign_var): Ditto.
1151 (ix86_expand_args_builtin): Ditto.
1152 (ix86_expand_round_builtin): Ditto.
1153 (ix86_expand_special_args_builtin): Ditto.
1154 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
1155 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
1156 (udivmodqi4): Ditto.
1157 (absneg splitters): Ditto.
1158 (*jcc_bt<mode>_1): Ditto.
1160 2016-04-19 Richard Biener <rguenther@suse.de>
1162 PR tree-optimization/70724
1163 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
1164 restoring out from ...
1165 (free_scc_vn): ... here.
1166 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
1167 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
1169 (pass_fre::execute): Restore SSA info.
1171 2016-04-19 Richard Biener <rguenther@suse.de>
1173 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
1174 * gimple-walk.c (walk_gimple_op): Initialize it.
1175 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
1176 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
1177 remapping SSA names of defs.
1178 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
1181 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
1184 * lra-constraints.c (equiv_substition_p): New.
1185 (process_alt_operands): Use it.
1186 (swap_operands): Swap it.
1187 (curr_insn_transform): Update it.
1189 2016-04-18 Michael Matz <matz@suse.de>
1191 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
1192 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
1193 * tree-core.h (tree_type_common.align): Use bit-field.
1194 (tree_type_common.spare): New.
1195 (tree_decl_common.off_align): Make smaller.
1196 (tree_decl_common.align): Use bit-field.
1198 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
1199 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
1200 (scan_sharing_clauses): Ditto.
1201 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1202 (omp_finish_file): Ditto.
1203 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
1204 (layout_decl): Ditto.
1205 (relayout_decl): Ditto.
1206 (finalize_record_size): Use SET_TYPE_ALIGN.
1207 (finalize_type_size): Ditto.
1208 (finish_builtin_struct): Ditto.
1209 (layout_type): Ditto.
1210 (initialize_sizetypes): Ditto.
1211 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
1212 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
1213 (lookup_field_for_decl): Use SET_DECL_ALIGN.
1214 (get_chain_field): Ditto.
1215 (get_trampoline_type): Ditto.
1216 (get_nl_goto_field): Ditto.
1217 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1219 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
1220 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
1221 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1222 (build_qualified_type): Use SET_TYPE_ALIGN.
1223 (build_aligned_type, build_range_type_1): Ditto.
1224 (build_atomic_base): Ditto.
1225 (build_common_tree_nodes): Ditto.
1226 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
1227 (expand_one_stack_var_at): Ditto.
1228 * coverage.c (build_var): Use SET_DECL_ALIGN.
1229 * except.c (init_eh): Ditto.
1230 * function.c (assign_parm_setup_block): Ditto.
1231 * symtab.c (increase_alignment_1): Ditto.
1232 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
1233 * tree-vect-stmts.c (ensure_base_align): Ditto.
1234 * varasm.c (align_variable): Ditto.
1235 (assemble_variable): Ditto.
1236 (build_constant_desc): Ditto.
1237 (output_constant_def_contents): Ditto.
1239 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
1240 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
1241 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
1242 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
1243 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
1245 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
1248 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
1249 replace %vmovsd with "%vmovq".
1250 (vec_concatv2df): Likewise.
1252 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
1254 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
1255 (*vec_extractv2si_0): Ditto.
1256 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
1257 (zero_extended_scalar_load_operand splitters): Ditto.
1258 (vec_extract splitters): Ditto.
1259 (*vec_extractv4si_0_zext): Ditto.
1260 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
1262 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
1263 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
1264 (*sse4_1_extractps): Use lowpart_subreg.
1266 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1268 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
1270 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
1271 Mention Solaris 11 packaging changes.
1272 Update gas and gld requirements.
1273 Remove reference to pre-Solaris 10 bug.
1274 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
1276 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
1279 2016-04-17 Jan Hubicka <jh@suse.cz>
1281 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
1282 max_loop_iterations_int.
1284 2016-04-18 Richard Biener <rguenther@suse.de>
1286 PR tree-optimization/43434
1287 * tree-ssa-structalias.c (struct vls_data): New.
1288 (visit_loadstore): Handle all pointer-based accesses.
1289 (compute_dependence_clique): Compute a bitmap of restrict tags
1290 assigned bases and pass it to visit_loadstore.
1292 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
1295 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
1296 armv8.1-a and armv8.1-a+crc.
1298 2016-04-18 Richard Biener <rguenther@suse.de>
1300 PR tree-optimization/70701
1301 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
1302 references after translating through a memcpy.
1304 2016-04-18 Richard Biener <rguenther@suse.de>
1306 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
1307 (compute_antic): ... here. For partial antic use regular
1308 postorder and scrap iteration.
1309 (compute_partial_antic_aux): Remove unused return value.
1310 (init_pre): Do not allocate postorder.
1311 (fini_pre): Do not free postorder.
1313 2016-04-18 Richard Biener <rguenther@suse.de>
1316 * expmed.c (extract_bit_field_1): Remove broken case
1317 using a wider MODE_INT mode.
1319 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
1321 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
1322 unless compiling with at least GCC-4.8.
1324 2016-04-17 Jan Hubicka <jh@suse.cz>
1327 * graphite.c (graphite_finalize): Update call to
1328 tree_estimate_probability.
1329 * predict.h (tree_estimate_probability): Update prototype.
1331 2016-04-17 Jan Hubicka <jh@suse.cz>
1333 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
1334 (tree_estimate_probability): Likewise.
1335 (pass_profile::execute): Update.
1336 (report_predictor_hitrates): New function.
1337 * profile.c (compute_branch_probabilities): Use it.
1338 * predict.h (report_predictor_hitrates): Declare.
1340 2016-04-17 Jan Hubicka <jh@suse.cz>
1343 * cgraph.h (cgraph_node::set_const_flag,
1344 cgraph_node::set_pure_flag): Update prototype to return bool;
1346 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
1347 of interposable symbol are interposable, too.
1348 (cgraph_set_const_flag_1): Rename to ...
1349 (set_const_flag_1): ... this one; change to self recursive function
1350 instead of call_for_symbol_thunks_and_aliases. Handle correctly
1351 clearnig the flag in all variants and also virtual thunks of const
1352 functions are pure; track if any change was done.
1353 (cgraph_node::set_const_flag): Update.
1354 (struct set_pure_flag_info): New struct.
1355 (cgraph_set_pure_flag_1): Rename to ...
1356 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
1357 rather than pointer encoded flags; track if any changes was done;
1358 handle correctly clearning flag and setting flag of aliases already
1360 (cgraph_node::set_pure_flag): Update.
1361 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
1363 2016-04-17 Tom de Vries <tom@codesourcery.com>
1366 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
1369 2016-04-17 Tom de Vries <tom@codesourcery.com>
1371 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
1372 '{}<> ' as escape-for-record.
1374 2016-04-17 Tom de Vries <tom@codesourcery.com>
1376 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
1379 2016-04-17 Tom de Vries <tom@codesourcery.com>
1382 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
1383 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
1384 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
1385 * passes.c (finish_optimization_passes): Only call
1386 finish_graph_dump_file if dfi->graph_dump_initialized.
1387 (execute_function_dump, pass_init_dump_file): Use
1388 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
1390 2016-04-17 Tom de Vries <tom@codesourcery.com>
1392 PR tree-optimization/70256
1393 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
1394 (debug_varmap): New function.
1396 2016-04-17 Tom de Vries <tom@codesourcery.com>
1399 * passes.c (pass_manager::register_pass): Propagate pflags.
1401 2016-04-17 Tom de Vries <tom@codesourcery.com>
1404 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
1405 * passes.c (pass_manager::pass_manager): Declare and init p_start in
1406 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
1407 check if it's equal to p_start.
1408 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
1410 2016-04-15 Jan Hubicka <jh@suse.cz>
1413 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
1414 function does not bind to current def.
1415 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
1416 handle conservatively calls to functions that does not need to bind
1418 (check_call): Update call of worse_state.
1419 (ignore_edge_for_nothrow): Update.
1420 (ignore_edge_for_pure_const): Likewise.
1421 (propagate_pure_const): Update calls to worse_state.
1422 (skip_function_for_local_pure_const): Reformat comments.
1424 2016-04-15 Jan Hubicka <jh@suse.cz>
1427 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
1428 (cgraph_node::function_symbol): Likewise.
1429 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
1430 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
1431 (symtab_node::ultimate_alias_target): Add REF parameter.
1432 (symtab_node::binds_to_current_def_p): Declare.
1433 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
1434 (cgraph_node::function_symbol): Likewise.
1435 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
1436 (cgraph_node::get_availability): Likewise.
1437 (cgraph_edge::binds_to_current_def_p): New inline function.
1438 (varpool_node::get_availability): Add REF parameter.
1439 (varpool_node::ultimate_alias_target): Likewise.
1440 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
1441 (symtab_node::binds_to_current_def_p): Likewise.
1442 * varpool.c (varpool_node::get_availability): Likewise.
1444 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
1447 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
1448 Fix mode size check.
1450 2016-04-15 Jakub Jelinek <jakub@redhat.com>
1452 * BASE-VER: Set to 7.0.0.
1454 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
1456 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
1458 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1460 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
1461 architecture revisions.
1463 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
1465 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
1466 * config/i386/i386.c (ix86_using_red_zone): No longer static.
1467 * config/i386/i386.md (stack decrement to push peepholes): Guard
1468 with !x86_using_red_zone ().
1470 2016-04-15 Jakub Jelinek <jakub@redhat.com>
1473 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
1474 to dump_generic_node.
1475 (NIY): Pass also flags to do_niy.
1477 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
1479 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
1480 (simd_clone_vector_of_formal_parm_types)
1481 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
1482 (simd_clone_mangle, simd_clone_create)
1483 (simd_clone_adjust_return_type, create_tmp_simd_array)
1484 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
1485 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
1486 (ipa_simd_modify_function_body, simd_clone_linear_addend)
1487 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
1488 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
1489 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
1490 * omp-simd-clone.c: ... this new file.
1491 (simd_clone_vector_of_formal_parm_types): Make it static.
1492 * Makefile.in (OBJS): Add omp-simd-clone.o.
1494 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
1497 * config/i386/sse.md: Use proper memory operand modifiers.
1500 2016-04-15 Richard Biener <rguenther@suse.de>
1501 Alan Modra <amodra@gmail.com>
1503 PR tree-optimization/70130
1504 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
1505 when alignment stays not the same and no not use the realign
1508 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1511 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1512 direct move handlers for KFmode. Change TFmode handlers test from
1513 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
1515 2016-04-14 Jakub Jelinek <jakub@redhat.com>
1518 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
1519 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
1520 (inlined_polymorphic_ctor_dtor_block_p): Use it.
1521 * tree-ssa-live.c (remove_unused_scope_block_p): When
1522 in_ctor_dtor_block, avoid discarding not just BLOCKs with
1523 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
1524 block_ultimate_origin is FUNCTION_DECL.
1525 (remove_unused_locals): If current_function_decl is
1526 polymorphic_ctor_dtor_p, pass initial true to
1527 remove_unused_scope_block_p' is_ctor_dtor_block.
1529 2016-04-14 Martin Sebor <msebor@redhat.com>
1534 * doc/extend.texi (Variable Length): Revert.
1536 2016-04-14 Marek Polacek <polacek@redhat.com>
1537 Jan Hubicka <hubicka@ucw.cz>
1540 * tree.c (verify_type): Disable the canonical type of main variant
1543 2016-04-14 Jason Merrill <jason@redhat.com>
1545 * cfgexpand.c, expr.c: Revert previous change.
1547 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
1550 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
1551 when building a mem ref for the incoming reduction variable.
1553 2016-04-14 Richard Biener <rguenther@suse.de>
1555 PR tree-optimization/70614
1556 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
1557 loop if the evolution dropped to chrec_dont_know.
1558 (interpret_condition_phi): Likewise.
1560 2016-04-14 Richard Biener <rguenther@suse.de>
1562 PR tree-optimization/70623
1563 * tree-ssa-pre.c (changed_blocks): Make global ...
1564 (compute_antic): ... local here. Move and fix worklist
1565 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
1566 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
1567 worklist handling, dump when ANTIC_IN changed.
1568 (compute_partial_antic_aux): Remove worklist handling.
1569 (init_pre): Do not compute post dominators. Add a comment about
1570 the CFG order chosen.
1571 (fini_pre): Do not free post dominators.
1573 2016-04-13 Martin Sebor <msebor@redhat.com>
1578 * doc/extend.texi (Variable Length): Document C++ specifics.
1580 2016-04-13 Jakub Jelinek <jakub@redhat.com>
1583 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
1584 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
1585 eh edges have been purged.
1588 * tree-sra.c (create_access_replacement,
1589 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
1591 * tree-pretty-print.c (dump_fancy_name): New function.
1592 (dump_decl_name, dump_generic_node): Use it.
1594 2016-04-13 Jason Merrill <jason@redhat.com>
1596 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
1597 * expr.c (expand_expr_real_1): Likewise.
1599 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
1601 * config/i386/i386.md (kunpckhi): Swap operands.
1602 (kunpcksi): Likewise.
1603 (kunpckdi): Likewise.
1604 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
1605 (vec_pack_trunc_<mode>): Likewise.
1607 2016-04-13 Jakub Jelinek <jakub@redhat.com>
1610 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
1613 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
1614 gimplification turns some element into non-constant.
1617 * rtl.h (convert_memory_address_addr_space_1): New prototype.
1618 * explow.c (convert_memory_address_addr_space_1): No longer static,
1619 add NO_EMIT argument and don't call convert_modes if true, pass
1620 it down recursively, remove break after return.
1621 (convert_memory_address_addr_space): Adjust caller.
1622 * simplify-rtx.c (simplify_unary_operation_1): Call
1623 convert_memory_address_addr_space_1 instead of convert_memory_address,
1624 if it returns NULL, don't simplify.
1626 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
1629 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
1631 2016-04-12 Jakub Jelinek <jakub@redhat.com>
1633 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
1634 Bump the upper SIMDLEN limits, so that if the return type or
1635 characteristic type if the return type is void can be passed in
1636 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
1639 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1642 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
1643 Do not use "=" constraint on an input constraint.
1644 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
1645 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
1646 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
1647 generates (neg (abs ...)) instead of (abs ...).
1649 2016-04-12 Jakub Jelinek <jakub@redhat.com>
1651 PR rtl-optimization/70596
1652 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
1653 just invalidate LRA data and reset them. Adjust dump wording.
1655 2016-04-12 Martin Liska <mliska@suse.cz>
1658 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
1660 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
1662 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
1663 max_loop_iterations_int.
1664 (tree_unswitch_outer_loop): Likewise.
1665 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
1666 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
1668 2016-04-12 Tom de Vries <tom@codesourcery.com>
1670 PR tree-optimization/68756
1671 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
1672 instead of new_name.
1674 2016-04-12 Jakub Jelinek <jakub@redhat.com>
1676 PR tree-optimization/70602
1677 * tree-sra.c (generate_subtree_copies): Don't write anything into
1678 constant pool decls.
1680 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
1681 regardless whether there are depend clauses or not.
1683 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1686 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
1687 target attribute and pragma from changing the -mfloat128
1688 and -mfloat128-hardware options.
1690 * doc/extend.texi (Additional Floating Types): Document PowerPC
1691 __float128 restrictions.
1693 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
1696 * config/aarch64/driver-aarch64.c
1697 (aarch64_get_extension_string_for_isa_flags): New.
1698 (arch_extension): Rename to...
1699 (aarch64_arch_extension): ...This.
1700 (ext_to_feat_string): Rename to...
1701 (aarch64_extensions): ...This.
1702 (aarch64_core_data): Keep track of architecture extension flags.
1703 (cpu_data): Rename to...
1704 (aarch64_cpu_data): ...This.
1705 (aarch64_arch_driver_info): Keep track of architecture extension
1707 (get_arch_name_from_id): Rename to...
1708 (get_arch_from_id): ...This, change return type.
1709 (host_detect_local_cpu): Update and reformat for renames, handle
1710 extensions through common infrastructure.
1712 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
1715 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
1716 track of a canonical flag name.
1717 (all_extensions): Likewise.
1718 (arch_to_arch_name): Also track extension flags enabled by the arch.
1719 (all_architectures): Likewise.
1720 (aarch64_parse_extension): Move to here.
1721 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
1723 (aarch64_rewrite_selected_cpu): Update for above change.
1724 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
1725 are handled, such that the single explicit value enabled by an
1726 extension is kept seperate from the implicit values it also enables.
1727 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
1729 (aarch64_parse_extension): New.
1730 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
1731 here to config/aarch64/aarch64-protos.h.
1732 (aarch64_parse_extension): Move from here to
1733 common/config/aarch64/aarch64-common.c.
1734 (aarch64_option_print): Update.
1735 (aarch64_declare_function_name): Likewise.
1736 (aarch64_start_file): Likewise.
1737 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
1738 the canonical flag for extensions.
1739 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
1742 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
1744 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
1747 2016-04-09 Tom de Vries <tom@codesourcery.com>
1749 PR tree-optimization/68953
1750 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
1751 first to last subscript.
1753 2016-04-09 Jakub Jelinek <jakub@redhat.com>
1755 PR tree-optimization/70586
1756 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
1759 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
1763 PR tree-optimization/70373
1767 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
1768 clauses for acc parallel reductions as necessary. Error on those
1770 * omp-low.c (scan_sharing_clauses): Don't install variables which
1771 are used in acc parallel reductions.
1772 (lower_rec_input_clauses): Remove dead code.
1773 (lower_oacc_reductions): Add support for reference reductions.
1774 (lower_reduction_clauses): Remove dead code.
1775 (lower_omp_target): Don't remap variables appearing in acc parallel
1777 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
1779 2016-04-08 Jakub Jelinek <jakub@redhat.com>
1782 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
1783 with multiple SSA_NAME defs, force the outputs other than first
1784 to be live before calling live_track_process_def on each output.
1786 PR rtl-optimization/70574
1787 * fwprop.c (forward_propagate_and_simplify): Don't add
1788 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
1789 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
1790 paradoxical subregs within *loc.
1792 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
1794 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
1795 -ftree-parallelize-loops={0,1}.
1796 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
1797 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
1798 * config/ia64/hpux.h (LIB_SPEC): Likewise.
1799 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
1800 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
1802 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
1805 * asan.c (instrument_derefs): If we get unknown location, extract it
1807 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
1809 2016-04-08 Tom de Vries <tom@codesourcery.com>
1811 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
1812 implicit firstprivate clause.
1814 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1817 * config/arm/thumb2.md (tst + branch-> lsls + branch
1818 peephole below *orsi_not_shiftsi_si): Require that condition
1819 register is dead after the peephole.
1820 (second peephole after the above): Likewise.
1822 2016-04-08 Alan Modra <amodra@gmail.com>
1825 * builtins.c (fold_builtin_classify): For IBM extended precision,
1826 look at just the high-order double to test for NaN.
1827 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
1828 test just the high double for Inf but both doubles for subnormal
1831 2016-04-07 Jakub Jelinek <jakub@redhat.com>
1833 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
1834 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
1835 node->simdclone->mask_mode != VOIDmode masks.
1836 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
1837 earlier, use it instead of node->simdclone.
1838 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
1839 Set clonei->mask_mode.
1841 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
1844 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
1845 Pass it through to cp_parser_already_scoped_statement.
1846 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
1847 it through to cp_parser_statement.
1848 (cp_parser_statement): Pass IF_P through to
1849 cp_parser_iteration_statement.
1850 (cp_parser_pragma): Adjust call to
1851 cp_parser_iteration_statement.
1853 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
1856 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
1857 resolve a future -Wparentheses warning.
1858 * omp-low.c (scan_sharing_clauses): Likewise.
1859 * tree-parloops.c (eliminate_local_variables): Likewise.
1861 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
1863 PR rtl-optimization/70398
1864 * lra-constraints.c (process_address_1): Check zero scale and code
1865 for reloading with zero scale.
1867 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
1869 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
1870 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
1872 2016-04-06 Jakub Jelinek <jakub@redhat.com>
1874 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
1875 Add support for AVX512F clones, include them by default for
1876 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
1877 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
1881 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
1882 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
1883 firstprivate clauses.
1884 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
1885 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
1886 (lower_omp_target): Set TREE_NO_WARNING for
1887 non-addressable possibly uninitialized vars which are copied into
1888 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
1890 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
1892 * config/pa/predicates.md (integer_store_memory_operand): Accept
1893 REG+D operands with a large offset when reload_in_progress is true.
1894 (floating_point_store_memory_operand): Likewise.
1896 2016-04-05 Jakub Jelinek <jakub@redhat.com>
1899 * match.pd (nested int casts): Limit to GIMPLE.
1901 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
1904 * ipa-devirt.c (maybe_record_node): Fix comment; use
1905 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
1907 2016-04-05 Jakub Jelinek <jakub@redhat.com>
1909 PR rtl-optimization/70542
1910 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
1911 if there are any uses other than insn or debug insns.
1913 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
1914 Jakub Jelinek <jakub@redhat.com>
1916 PR tree-optimization/70509
1917 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
1918 Shift HOST_WIDE_INT_1U instead of 1.
1920 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
1922 PR tree-optimization/70509
1923 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
1924 of the vector base type for index.
1926 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
1929 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
1931 2016-04-05 Richard Biener <rguenther@suse.de>
1933 PR tree-optimization/70526
1934 * tree-sra.c (build_ref_for_offset): Use prev_base to
1935 extract the alias pointer type.
1937 2016-04-05 Richard Biener <rguenther@suse.de>
1939 * dse.c (struct store_info): Remove alias_set member.
1940 (struct read_info_type): Likewise.
1941 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
1942 spill_deleted, clear_alias_set_lookup): Remove.
1943 (get_group_info): Remove dead base == NULL_RTX case.
1944 (dse_step0): Remove initialization of removed variables.
1945 (delete_dead_store_insn): Reomve alias set dumping.
1946 (free_read_records): Remove alias_set handling.
1947 (canon_address): Remove alias_set_out parameter.
1948 (record_store): Remove spill_alias_set, it's always zero.
1949 (check_mem_read_rtx): Likewise.
1950 (dse_step2): Rename from ...
1951 (dse_step2_nospill): ... this. Adjust.
1952 (scan_stores): Rename from ...
1953 (scan_stores_nospill): ... this.
1954 (scan_reads): Rename from ...
1955 (scan_reads_nospill): ... this.
1956 (scan_stores_spill, scan_reads_spill): Remove.
1957 (dse_step3_scan): Remove for_spills argument which is always false.
1958 (dse_step3): Likewise.
1959 (dse_step5): Rename from ...
1960 (dse_step5_nospill): ... this. Remove alias_set handling.
1961 (rest_of_handle_dse): Adjust.
1963 2016-04-05 Jakub Jelinek <jakub@redhat.com>
1966 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
1967 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
1968 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
1969 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
1971 2016-04-05 Richard Biener <rguenther@suse.de>
1974 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
1975 non-register type temporaries into SSA.
1977 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
1980 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
1981 calls when sanitizing.
1982 (possible_polymorphic_call_target_p): Fix formatting.
1984 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1985 Jakub Jelinek <jakub@redhat.com>
1988 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
1989 to ensure a call statement is compatible with a built-in's
1991 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
1994 2016-04-04 Richard Biener <rguenther@suse.de>
1996 PR rtl-optimization/70484
1997 * rtl.h (canon_output_dependence): Declare.
1998 * alias.c (canon_output_dependence): New function.
1999 * dse.c (record_store): Use canon_output_dependence rather
2000 than canon_true_dependence.
2002 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2005 * cgraph.h (symtab_node::copy_visibility_from): New function.
2006 * symtab.c (symtab_node::copy_visibility_from): New function.
2007 * ipa-visibility.c (optimize_weakref): New function.
2008 (function_and_variable_visibility): Use it.
2010 2016-04-04 Martin Liska <mliska@suse.cz>
2013 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
2014 value that is really in range handled by SBR instruction.
2015 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
2016 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
2017 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
2019 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
2023 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
2024 set, but not for SP_REG operands.
2026 2016-04-02 Martin Sebor <msebor@redhat.com>
2029 * fold-const.c (maybe_nonzero_address): New function.
2030 (fold_comparison): Call it. Fold equality and relational
2031 expressions involving null pointers.
2032 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
2034 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
2036 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
2037 the "Y" constraint (scalar FP 0.0 immediate).
2039 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
2040 Add the "const_double" to the list of operand constraints.
2042 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2044 PR rtl-optimization/70467
2045 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
2046 If low word of the last operand is 0, just emit addition/subtraction
2049 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2052 * config/s390/s390.c (s390_expand_insv): Check for everything
2053 constant instead of just VOIDmode stuff.
2055 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2058 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
2060 2016-04-01 Nathan Sidwell <nathan@acm.org>
2062 * tree.def (TRY_CATCH_EXPR): Correct documentation.
2064 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
2066 PR rtl-optimization/70461
2067 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
2070 2016-03-31 Martin Liska <mliska@suse.cz>
2073 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
2074 a tree value or an immediate integer value to a buffer
2075 that is eventually copied to a BRIG section.
2076 (emit_immediate_operand): Call the function here.
2077 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
2078 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
2079 of class' fields that are removed.
2080 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
2081 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
2082 m_brig_repr_size fields.
2084 2016-03-31 Martin Liska <mliska@suse.cz>
2087 * hsa-gen.c (hsa_function_representation::update_dominance): New
2089 (convert_addr_to_flat_segment): Likewise.
2090 (gen_hsa_memory_set): New alignment argument.
2091 (gen_hsa_ctor_assignment): Likewise.
2092 (gen_hsa_insns_for_single_assignment): Provide alignment
2093 to gen_hsa_ctor_assignment.
2094 (gen_hsa_insns_for_direct_call): Add new argument.
2095 (expand_lhs_of_string_op): New function.
2096 (expand_string_operation_builtin): Likewise.
2097 (expand_memory_copy): New function.
2098 (expand_memory_set): New function.
2099 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
2100 (convert_switch_statements): Change signature.
2101 (generate_hsa): Use a return value of the function.
2102 (pass_gen_hsail::execute): Do not call
2103 convert_switch_statements here.
2104 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
2105 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
2106 (hsa_function_representation::update_dominance): New function.
2108 2016-03-31 Martin Liska <mliska@suse.cz>
2111 * hsa-brig.c (emit_directive_variable): Emit alignment
2112 according to hsa_symbol::m_align.
2113 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
2114 (dump_hsa_symbol): Dump alignment of HSA symbols.
2115 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
2116 (gen_hsa_addr_with_align): New function.
2117 (hsa_bitmemref_alignment): Use newly added function.
2118 (gen_hsa_insns_for_load): Likewise.
2119 (gen_hsa_insns_for_store): Likewise.
2120 (gen_hsa_memory_copy): New argument added.
2121 (gen_hsa_insns_for_single_assignment): Respect
2122 alignment for assignments processed via gen_hsa_memory_copy.
2123 (gen_hsa_insns_for_direct_call): Likewise.
2124 (gen_hsa_insns_for_return): Likewise.
2125 (gen_function_def_parameters): Set default alignment.
2126 * hsa.c (hsa_object_alignment): New function.
2127 (hsa_byte_alignment): Pasted function.
2128 * hsa.h (hsa_symbol::m_align): New field.
2130 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2132 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
2133 scratch field for goto case.
2135 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
2137 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
2139 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
2142 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
2143 (scalar_chain::convert_insn): Call convert_op for reg
2144 moves to handle undefined registers.
2146 2016-03-31 Nathan Sidwell <nathan@acm.org>
2149 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
2150 Assert we don't want to move backwards.
2152 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
2155 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
2157 2016-03-31 Jakub Jelinek <jakub@redhat.com>
2159 PR rtl-optimization/70460
2160 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
2161 with operand from REG_LABEL_OPERAND, instead substitute
2162 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
2163 Don't do anything for REG_NON_LOCAL_GOTO jumps.
2165 2016-03-31 Martin Liska <mliska@suse.cz>
2167 * passes.c (execute_one_pass): Do not call
2168 todo_after for a discarded function.
2170 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2172 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
2173 (no_cost, infinite_cost): Initialize the new field.
2174 (get_computation_cost_at): Record setup cost.
2175 (determine_use_iv_cost_address): Skip cost computation for sub
2176 uses if we can estimate it without losing accuracy.
2178 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2180 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
2182 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
2183 max_loop_iterations_int.
2184 (tree_unswitch_outer_loop): Likewise.
2185 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2186 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2188 2016-03-30 Richard Biener <rguenther@suse.de>
2191 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
2193 2016-03-30 Jakub Jelinek <jakub@redhat.com>
2196 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
2197 in gen_blendm expander.
2199 2016-03-30 Nick Clifton <nickc@redhat.com>
2202 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
2203 case where we are already provided with an SImode SUBREG.
2205 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
2208 * config/i386/i386.c (ix86_expand_epilogue): Properly check
2209 conflict between DRAP register and __builtin_eh_return.
2211 2016-03-30 Michael Matz <matz@suse.de>
2212 Richard Biener <rguenther@suse.de>
2215 * ipa-polymorphic-call.c (struct type_change_info): Change
2216 speculative to an unsigned allowing to limit the work we do.
2217 (csftc_abort_walking_p): New inline function..
2218 (check_stmt_for_type_change): Limit the number of may-defs
2219 skipped for speculative devirtualization to
2220 max-speculative-devirt-maydefs.
2221 * params.def (max-speculative-devirt-maydefs): New param.
2222 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
2224 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
2227 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
2230 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
2232 PR tree-optimization/59124
2233 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
2234 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
2236 2016-03-29 Jeff Law <law@redhat.com>
2238 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
2240 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
2242 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
2245 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
2247 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
2248 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
2249 gcrt0.o if linking dynamically.
2251 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
2254 * ipa-devirt.c (methods_equal_p): New function.
2255 (compare_virtual_tables): Use it.
2256 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
2257 * cgraphclones.c (clone_function_name_1): Use
2258 symbol_table::symbol_suffix_separator.
2259 * coverage.c (build_var): Likewise.
2260 * symtab.c (symbol_table::symbol_suffix_separator): New.
2262 2016-03-29 Jakub Jelinek <jakub@redhat.com>
2264 PR rtl-optimization/70429
2265 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
2266 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
2267 mode != result_mode.
2270 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
2272 PR tree-optimization/70405
2273 * ssa-iterators.h (num_imm_uses): Add missing braces.
2275 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
2277 PR rtl-optimization/68695
2278 * ira-color.c (allocno_copy_cost_saving): New.
2279 (improve_allocation): Use it.
2281 2016-03-29 Richard Henderson <rth@redhat.com>
2284 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
2286 2016-03-29 Richard Biener <rguenther@suse.de>
2289 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
2290 use alignment returned by get_pointer_alignment_1 if it is
2291 bigger than BITS_PER_UNIT.
2292 * builtins.c (get_pointer_alignment_1): Do not return true
2293 for alignment extracted from SSA info.
2295 2016-03-28 James Bowman <james.bowman@ftdichip.com>
2297 * config/ft32/ft32.opt (mnodiv): New.
2298 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
2299 * doc/invoke.texi (FT32 Options -mnodiv): New.
2301 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
2304 * config/i386/i386.md (define_split, andn): Fix modes.
2306 2016-03-26 Richard Biener <rguenther@suse.de>
2307 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2310 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
2312 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
2313 as 2nd argument to cl_optimization_restore().
2315 2016-03-25 Richard Henderson <rth@redhat.com>
2318 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
2319 * config/aarch64/aarch64-protos.h: Declare it.
2320 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
2322 2016-03-25 Alan Modra <amodra@gmail.com>
2325 * config/rs6000/constraints.md (j): Simplify.
2326 * config/rs6000/predicates.md (easy_fp_constant): Exclude
2328 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
2329 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
2330 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
2331 in all constraint alternatives.
2332 (movtd_64bit_nodm): Delete "j" constraint alternative.
2334 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
2336 * tree-ssa-propagate.c: Enhance docs for
2337 SSA_PROP_NOT_INTERESTING.
2339 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
2341 * doc/extend.texi: Fix typo in documentation to pure attribute.
2343 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
2346 * config/pa/pa.md (bswapdi2): Use a scratch register.
2348 2016-03-24 Richard Henderson <rth@redhat.com>
2351 * fold-const.c (extract_muldiv_1): Correct test for multiplication
2354 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
2356 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
2357 using ix86_expand_binary_operator instead of gen_andsi3.
2359 2016-03-24 Richard Biener <rguenther@suse.de>
2361 PR tree-optimization/70396
2362 * tree-vect-stmts.c (vectorizable_comparison): Use
2363 get_vectype_for_scalar_type.
2365 2016-03-24 Richard Biener <rguenther@suse.de>
2368 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
2369 with register bases.
2371 2016-03-24 Richard Biener <rguenther@suse.de>
2373 PR tree-optimization/70372
2374 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
2375 build_all_ones_cst to also handle vector types correctly.
2377 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2380 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
2383 2016-03-23 Marek Polacek <polacek@redhat.com>
2386 * doc/invoke.texi: Document -Wignored-attributes.
2388 2016-03-23 Bin Cheng <bin.cheng@arm.com>
2390 PR tree-optimization/69042
2391 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
2392 parameter from 30 to 40.
2394 2016-03-23 Bin Cheng <bin.cheng@arm.com>
2396 PR tree-optimization/69042
2397 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
2398 for use with constant offset stripped in base.
2400 2016-03-23 Richard Biener <rguenther@suse.de>
2403 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
2404 mode compatibility check.
2405 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
2407 2016-03-23 Jeff Law <law@redhat.com>
2409 PR tree-optimization/64058
2410 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
2412 (struct ssa_conflicts): Move up earlier in the file.
2413 (conflicts_, var_map_): New static variables.
2414 (initialize_conflict_count): New function to initialize the
2415 CONFLICT_COUNT field for each conflict pair.
2416 (compare_pairs): Lazily initialize the conflict count and use it
2417 as the first tie-breaker.
2418 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
2419 and wipe conflicts_ and map_ around the call to qsort. Remove
2420 special case for 2 coalesce pairs.
2421 * bitmap.c (bitmap_count_unique_bits): New function.
2422 (bitmap_count_bits_in_word): New function, extracted from
2424 (bitmap_count_bits): Use bitmap_count_bits_in_word.
2425 * bitmap.h (bitmap_count_unique_bits): Declare it.
2427 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
2430 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
2431 transparent alias chain for decl assembler name.
2432 * config/sol2.c (solaris_assemble_visibility): Likewise.
2434 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2436 * config/arm/arm1020e.md (1020call_op): Reduce reservation
2438 (v10_fdivs): Likewise.
2439 (v10_fdivd): Likewise.
2441 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2444 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
2445 to not call fclose twice on file.
2447 2016-03-23 Jakub Jelinek <jakub@redhat.com>
2449 PR tree-optimization/70354
2450 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
2451 oprnd0 is wider than oprnd1 and there is a cast from the wider
2452 type to oprnd1, mask it with the mask of the narrower type.
2455 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
2456 Optimize TARGET_STV splitters, if high or low word of last argument
2459 2016-03-22 Jeff Law <law@redhat.com>
2462 tree-ssa-threadbackward.c
2463 (fsm_find_control_statement_thread_paths): Correctly distinguish
2464 between old style jump threads vs FSM jump threads.
2466 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
2469 * config/i386/i386.c (scalar_chain::convert_op): Support
2470 uninitialized register usage case.
2472 2016-03-22 Richard Biener <rguenther@suse.de>
2475 * genmatch.c (gen_transform): Adjust last parameter to a three-state
2477 (capture::gen_transform): ... to change behavior when substituting
2478 a condition into cond or not-cond expr context.
2479 (dt_simplify::gen_1): Adjust.
2480 * gimple-match-head.c: Include gimplify.h for unshare_expr.
2481 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
2482 last change and instead change to
2483 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
2484 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
2486 2016-03-22 Anthony Green <green@moxielogic.com>
2488 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
2489 issue for moxiebox targets.
2490 (CC1PLUS_SPEC): Ditto.
2492 2016-03-22 Richard Biener <rguenther@suse.de>
2495 * fold-const.c (extract_muldiv_1): Properly perform multiplication
2498 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
2500 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
2502 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
2505 * config/i386/i386.c (def_builtin): Handle
2506 OPTION_MASK_ISA_AVX512VL to be and-ed with other
2508 (const struct builtin_description bdesc_special_args[]):
2509 Remove duplicate ISA bits.
2511 2016-03-22 Jakub Jelinek <jakub@redhat.com>
2514 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
2515 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
2516 in a way that works also for AVX512BW.
2519 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
2520 instead of source if operands[1] is xmm16 and above and
2521 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
2522 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
2525 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
2526 on assign if (*from_p) is a comparison, set it to
2527 TREE_NO_WARNING (*from_p).
2529 2016-03-21 Jakub Jelinek <jakub@redhat.com>
2532 * lra.c (restore_scratches): Ignore deleted insns.
2534 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
2535 Jakub Jelinek <jakub@redhat.com>
2537 PR tree-optimization/70317
2538 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
2541 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
2544 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
2545 of ix86_expand_move.
2547 (movti): Use general_operand for operand 1 predicate.
2549 2016-03-21 Martin Liska <mliska@suse.cz>
2551 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
2553 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
2555 2016-03-21 Martin Liska <mliska@suse.cz>
2558 * ipa-icf.c (sem_function::parse): Skip static
2559 constructors and destructors.
2561 2016-03-21 Jakub Jelinek <jakub@redhat.com>
2564 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
2565 function-like macro, peek following token(s) if it is followed
2566 by CPP_OPEN_PAREN token with optional padding in between, and
2567 if not, don't treat it like a macro.
2569 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
2570 Alexander Monakov <amonakov@ispras.ru>
2572 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
2573 for the stabs debug format.
2575 2016-03-21 Richard Biener <rguenther@suse.de>
2577 PR tree-optimization/70310
2578 * tree-vect-generic.c (expand_vector_condition): Fold the built
2581 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
2584 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
2585 Block third alternative for AVX-512VL target,
2587 2016-03-21 Martin Liska <mliska@suse.cz>
2590 * hsa-brig.c (emit_function_directives): Mark unemitted
2591 global variables for emission.
2592 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
2593 (get_symbol_for_decl): Likewise.
2594 * hsa.h (struct hsa_symbol): New flag.
2596 2016-03-21 Richard Biener <rguenther@suse.de>
2598 PR tree-optimization/70288
2599 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
2600 we do not estimate unsimplified all-constant conditionals or
2601 switches as optimized away.
2603 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
2605 PR rtl-optimization/69102
2606 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
2607 when we have a readonly dependency context.
2609 2016-03-18 Jeff Law <law@redhat.com>
2611 PR rtl-optimization/70263
2612 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
2613 (update_equiv_regs): When trying to move a store to after the insn
2614 that sets the source of the store, make sure the store occurs after
2615 the insn that sets the source of the store. When successful note
2616 the REG_EQUIV note created in the dump file.
2618 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
2619 Bernd Schmidt <bschmidt@redhat.com>
2621 * doc/extend.texi: Document more potential problems with basic asms.
2623 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
2625 PR rtl-optimization/70278
2626 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
2629 2016-03-18 Jason Merrill <jason@redhat.com>
2631 * calls.c (load_register_parameters): Fix zero size sibcall logic.
2633 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
2635 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
2636 values to 128b regs.
2638 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
2640 PR tree-optimization/70252
2641 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
2642 boolean vector has a proper number of elements.
2643 (supportable_narrowing_operation): Likewise.
2645 2016-03-18 Tom de Vries <tom@codesourcery.com>
2648 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
2650 2016-03-18 Jakub Jelinek <jakub@redhat.com>
2652 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
2653 instead of replace_rtx for DEBUG_INSNs.
2655 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2657 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
2658 load type reservations.
2660 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
2663 * config/pa/constraints.md: Revert 2015-02-13 change. Use
2664 define_constraint for "Q" and "T" constraints.
2666 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
2668 Tweak the pipeline model for Exynos M1
2670 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
2673 2016-03-17 David Malcolm <dmalcolm@redhat.com>
2676 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
2677 where one or both locations aren't within a line_map.
2679 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
2682 * opts.c (finish_options): Don't set flag_pie to the default if
2683 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
2686 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
2688 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
2689 true as ALL_REGS argument to replace_rtx.
2691 2016-03-17 Richard Biener <rguenther@suse.de>
2694 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
2697 2016-03-17 Jakub Jelinek <jakub@redhat.com>
2700 * rtl.h (replace_rtx): Add ALL_REGS argument.
2701 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
2702 equality and assert mode is the same, instead of just rtx pointer
2704 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
2705 true as ALL_REGS argument to replace_rtx.
2707 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
2709 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
2710 for boolean vector with vector mode only.
2711 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
2713 2016-03-17 Nick Clifton <nickc@redhat.com>
2716 * config/rx/rx.c (rx_print_integer): Print negative constants in
2719 2016-03-17 Jakub Jelinek <jakub@redhat.com>
2722 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
2724 2016-03-16 Richard Henderson <rth@redhat.com>
2725 Richard Biener <rguenth@suse.de>
2730 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
2731 first operand as is_gimple_condexpr.
2736 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
2737 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
2738 Do not gimplify the result.
2739 (do_unop): Adjust call to tree_vec_extract.
2740 (do_binop): Likewise.
2741 (do_compare): Likewise.
2742 (do_plus_minus): Likewise.
2743 (do_negate): Likewise.
2744 (expand_vector_condition): Likewise.
2745 (do_cond): Likewise.
2747 2016-03-16 Richard Henderson <rth@redhat.com>
2750 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
2751 (aarch64_classify_address): Use it.
2752 (aarch64_legitimize_address): Force all subexpressions of PLUS
2753 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
2755 2016-03-16 Jakub Jelinek <jakub@redhat.com>
2756 Richard Biener <rguenth@suse.de>
2759 * rtlanal.c (replace_rtx): For REG, if from is a REG,
2760 return to even if only REGNO is equal, and assert
2763 2016-03-11 Jeff Law <law@redhat.com>
2765 PR rtl-optimization/70224
2766 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
2768 2016-03-16 Richard Henderson <rth@redhat.com>
2771 * function.h (struct function): Add has_forced_label_in_static.
2772 * gimplify.c (force_labels_r): Set it.
2773 * lto-streamer-in.c (input_struct_function_base): Read it.
2774 * lto-streamer-out.c (output_struct_function_base): Write it.
2775 * tree-inline.c (has_label_address_in_static_1): Remove.
2776 (copy_forbidden): Remove fndecl parameter; test
2777 has_forced_label_in_static.
2778 (inline_forbidden_p): Update call to copy_forbidden.
2779 (tree_versionable_function_p): Likewise.
2780 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
2781 (chkp_versioning): Likewise.
2782 * tree-inline.h (copy_forbidden): Update decl.
2784 2016-03-16 Marek Polacek <polacek@redhat.com>
2787 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
2788 function being thunked if the result type doesn't have fixed size.
2789 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
2790 doesn't have fixed size.
2792 2016-03-16 Bin Cheng <bin.cheng@arm.com>
2794 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
2795 reporting malformed loop nest.
2797 2016-03-16 Tom de Vries <tom@codesourcery.com>
2800 * ipa-devirt.c (possible_polymorphic_call_targets): Move
2801 nodes.length () == 1 test to before first nodes[0] access.
2803 2016-03-16 Tom de Vries <tom@codesourcery.com>
2805 PR tree-optimization/68715
2806 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
2809 2016-03-16 Tom de Vries <tom@codesourcery.com>
2811 PR tree-optimization/68809
2812 * graphite-scop-detection.c (same_close_phi_node): Test if result types
2815 2016-03-16 Carlos O'Donell <carlos@redhat.com>
2816 Sandra Loosemore <sandra@codesourcery.com>
2818 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
2819 on leaf attribute. Mention ELF interposition problems.
2821 2016-03-16 Alan Modra <amodra@gmail.com>
2823 PR rtl-optimization/69195
2824 PR rtl-optimization/47992
2825 * ira.c (indirect_jump_optimize): Ignore artificial defs.
2828 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
2831 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
2833 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2835 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
2837 2016-03-15 Jakub Jelinek <jakub@redhat.com>
2839 PR rtl-optimization/70222
2840 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
2841 optimization if mode is different from result_mode, queue up masking
2842 of the result in outer_op. Formatting fix.
2845 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
2848 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
2850 PR rtl-optimization/69032
2851 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
2852 looping backwards over basic block insns.
2854 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
2857 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
2858 to non-speculative when propagating trap bits.
2860 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
2862 PR rtl-optimization/63384
2863 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
2866 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
2869 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
2870 factored out from ...
2871 (sched_analyze_insn): ... here.
2872 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
2873 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
2874 get_implicit_reg_pending_clobbers in it.
2875 (setup_id_reg_sets): Use setup_id_implicit_regs.
2876 (deps_init_id): Ditto.
2878 2016-03-15 Tom de Vries <tom@codesourcery.com>
2881 * cgraph.c (cgraph_node::get_body): Save, reset and restore
2883 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
2884 execute_function_dump.
2885 (execute_one_pass): Don't dump function if it will be dumped after ipa
2888 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
2890 * genrecog.c (match_pattern_2): If pred is NULL don't call
2891 safe_predicate_mode on it.
2893 2016-03-14 Jakub Jelinek <jakub@redhat.com>
2896 * lra-constraints.c (delete_move_and_clobber): Change assertion
2897 to also allow dregno == 0.
2899 2016-03-14 Richard Henderson <rth@redhat.com>
2902 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
2903 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
2904 (reassociate_bb): Use optimize_vec_cond_expr; avoid
2905 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
2908 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
2911 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
2913 (lra_create_live_ranges_1): initialize hard register biggest_mode to
2915 * lra-constraints.c (split_reg): For hard regs, try to find the
2916 biggest single-register mode used in the function.
2918 2016-03-14 Richard Biener <rguenther@suse.de>
2920 PR tree-optimization/56365
2921 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
2922 constants to compare against.
2924 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
2927 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
2928 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
2929 (define_split for the GPR case): Use int_reg_operand instead of
2930 gpc_reg_operand for the output.
2932 2016-03-14 Tom de Vries <tom@codesourcery.com>
2934 PR tree-optimization/70045
2935 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
2936 create_empty_if_region_on_edge argument.
2938 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
2940 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
2941 (STACK_CHECK_PROTECT): Likewise.
2942 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
2943 (STACK_CHECK_PROTECT): Likewise.
2944 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
2945 (STACK_CHECK_PROTECT): Likewise.
2946 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
2947 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
2948 (STACK_CHECK_PROTECT): Likewise.
2950 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
2952 PR rtl-optimization/69307
2953 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
2954 registers in modes that span more than one register.
2956 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
2959 * lra-constraints.c (delete_move_and_clobber): New.
2960 (remove_inheritance_pseudos): Use it.
2962 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
2965 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
2966 the libcall is LCT_THROW.
2967 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
2968 for the checking routine.
2970 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2973 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
2974 optimization if we have direct move.
2975 (roundu32<mode>2_fprs): Likewise.
2977 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
2980 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
2982 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
2983 Arguments swapped. All callers changed. Take reg_renumber into
2984 account, and Calculate and compare register ranges for hard regs.
2986 2016-03-11 Jeff Law <law@redhat.com>
2988 PR tree-optimization/70190
2989 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
2990 Handle cases where we can not extract the taken edge, even though we
2991 found a constant value.
2993 PR tree-optimization/64058
2994 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
2995 (num_coalesce_pairs): Move up earlier in file.
2996 (find_coalesce_pair): Initialize the INDEX field for each pair
2998 (compare_pairs): No longer sort on the elements in each pair.
2999 Instead break ties with the index of the coalesce pair.
3001 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3004 * config/aarch64/aarch64-protos.h
3005 (aarch64_save_restore_target_globals): New prototype.
3006 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
3007 Call the above when popping pragma.
3008 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
3010 (aarch64_set_current_function): Rewrite using the above.
3012 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3014 PR tree-optimization/70177
3015 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
3016 (extract_ops_from_tree): ... this. In the 2 argument
3017 overload remove _1 suffix.
3018 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
3019 (extract_ops_from_tree): ... this.
3020 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
3022 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3023 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
3024 extract_ops_from_tree instead of 2 operand one.
3026 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
3028 PR tree-optimization/70013
3029 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
3030 for constant-pool entries.
3032 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3034 PR rtl-optimization/70174
3035 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
3036 followed by gen_lowpart on force_reg instead of just gen_lowpart.
3038 PR tree-optimization/70169
3039 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
3040 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
3043 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
3044 Jakub Jelinek <jakub@redhat.com>
3047 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
3048 of uninitialized values.
3050 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3052 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
3054 ("*trunctddd2"): New pattern definition.
3055 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
3058 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3060 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
3061 definitions for BFP and DFP rounding modes.
3062 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3063 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
3064 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
3065 ("fix_trunctf<mode>2"): Use the new constants instead of magic
3068 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3070 * config/s390/constraints.md: Adjust comment.
3071 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
3072 s390_decompose_addrstyle_without_index.
3073 * config/s390/predicates.md (shift_count_or_setmem_operand):
3074 Rename to setmem_operand.
3075 * config/s390/s390-protos.h
3076 (s390_decompose_shift_count): Rename to
3077 s390_decompose_addrstyle_without_index.
3078 * config/s390/s390.c (s390_decompose_shift_count)
3079 (s390_mem_constraint, print_shift_count_operand)
3080 (print_operand_address, print_operand): Rename
3081 s390_decompose_shift_count to
3082 s390_decompose_addrstyle_without_index and rename
3083 print_shift_count_operand to print_addrstyle_operand troughout the
3085 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
3086 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
3087 Rename shift_count_or_setmem_operand to setmem_operand.
3088 * config/s390/vx-builtins.md ("vec_insert<mode>")
3089 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
3092 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3095 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
3096 Handle overlapping retval and newval.
3098 2016-03-10 Nick Clifton <nickc@redhat.com>
3101 * config/aarch64/aarch64.c
3102 (aarch64_override_options_after_change_1): When forcing
3103 flag_omit_frame_pointer to be true, use a special value that can
3104 be detected if this function is called again, thus preventing
3105 flag_omit_leaf_frame_pointer from being forced to be false.
3107 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3109 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
3110 Set x_flag_omit_leaf_frame_pointer when handling
3111 -momit-leaf-frame-pointer.
3113 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3116 * cgraph.c (cgraph_node::dump): Dump split_part and
3117 indirect_call_target.
3118 * cgraph.h (cgraph_node): Add indirect_call_target flag.
3119 * ipa.c (has_addr_references_p): Cleanup.
3120 (is_indirect_call_target_p): New.
3121 (walk_polymorphic_call_targets): Do not mark virtuals that may be
3122 called indirectly as local.
3123 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
3125 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3128 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
3129 on cxa_pure_virtual.
3131 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3134 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
3136 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3139 * tree.c (need_assembler_name_p): Only record main variant type names.
3141 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3144 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
3145 Always define to 0 or 1.
3146 (TARGET_FIX_ERR_A53_843419): New macro.
3147 * config/aarch64/aarch64-elf-raw.h
3148 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
3149 * config/aarch64/aarch64-linux.h: Likewise.
3150 * config/aarch64/aarch64.c
3151 (aarch64_override_options_after_change_1): Do not default
3152 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
3154 (aarch64_attributes): Handle fix-cortex-a53-843419.
3155 (aarch64_can_inline_p): Likewise.
3156 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
3158 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
3159 Jakub Jelinek <jakub@redhat.com>
3161 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
3162 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
3163 DECL_COMMONS if flag_unconstrained_commons is set.
3164 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3165 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
3166 (funconstrained-commons): Document.
3168 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3170 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
3171 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
3173 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
3175 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
3176 has a proper number of elements.
3178 2016-03-10 Alan Modra <amodra@gmail.com>
3180 PR rtl-optimization/69195
3181 PR rtl-optimization/47992
3182 * ira.c (recorded_label_ref): Delete.
3183 (update_equiv_regs): Return void.
3184 (indirect_jump_optimize): New function.
3185 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
3186 before regstat_compute_ri. Don't rebuild_jump_labels here.
3187 Delete update_regstat.
3189 2016-03-10 Richard Biener <rguenther@suse.de>
3191 PR tree-optimization/70128
3192 * tree-ssa-structalias.c (set_uids_in_ptset): Set
3193 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
3195 2016-03-09 Jakub Jelinek <jakub@redhat.com>
3197 PR tree-optimization/70152
3198 * tree-sra.c (replace_removed_params_ssa_names): Copy over
3199 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
3202 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
3203 instead of gen_sse2_loadlpd.
3204 * config/i386/sse.md (*vec_concatv2df): Rename to...
3205 (vec_concatv2df): ... this.
3207 PR tree-optimization/70127
3208 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
3210 2016-03-09 David Malcolm <dmalcolm@redhat.com>
3214 * diagnostic-show-locus.c (compatible_locations_p): New function.
3215 (layout::layout): Sanitize ranges using compatible_locations_p.
3217 2016-03-09 David Malcolm <dmalcolm@redhat.com>
3221 * diagnostic-show-locus.c (layout_range::layout_range): Replace
3222 location_range param with three const expanded_locations * and a
3224 (layout::layout): Replace call to
3225 rich_location::lazily_expand_location with get_expanded_location.
3226 Extract the range and perform location expansion here, passing
3227 the results to the layout_range ctor.
3228 * diagnostic.c (source_range::debug): Delete.
3229 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
3230 of rich_location::get_expanded_location.
3231 * gcc-rich-location.c (get_range_for_expr): Delete.
3232 (gcc_rich_location::add_expr): Reimplement to avoid the
3233 rich_location::add_range overload that took a location_range,
3234 passing a location_t instead.
3236 2016-03-09 Richard Biener <rguenther@suse.de>
3237 Jakub Jelinek <jakub@redhat.com>
3239 PR tree-optimization/70138
3240 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3241 Also skip vect_double_reduction_def.
3243 2016-03-09 Jakub Jelinek <jakub@redhat.com>
3246 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
3247 if the operand is "m".
3249 2016-03-09 Nathan Sidwell <nathan@acm.org>
3251 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
3253 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3255 * config/i386/i386.c (processor_target_table): Fix cost table
3256 intialization order for znver1.
3258 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3260 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
3261 - becuase -> because.
3262 * ipa-reference.c (ignore_module_statics): Likewise.
3263 * cgraph.c (cgraph_node::get_body): Likewise.
3264 * ipa-inline.c (early_inliner): Likewise.
3265 * ipa-devirt.c (types_same_for_odr): Likewise.
3266 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
3267 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
3269 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3271 * tree-ssa-math-opts.c: Fix typo in comment.
3273 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3276 * config/i386/i386.c (scalar_chain::make_vector_copies,
3277 scalar_chain::convert_reg): Call end_sequence in between
3278 get_insns and emit_conversion_insns rather than after both
3281 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
3284 * config/i386/i386.h (machine_function): Add
3285 pc_thunk_call_expanded flag.
3286 (ix86_pc_thunk_call_expanded): New define.
3287 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
3288 (*set_got): Rename insn pattern from set_got.
3289 (*set_got_labelled): Rename inst pattern from set_got_labelled.
3290 * config/i386/i386.c (ix86_compute_frame_layout): Use
3291 ix86_pc_thunk_call_expanded to prevent red-zone.
3293 2016-03-07 Martin Jambor <mjambor@suse.cz>
3295 * hsa.h (hsa_get_ctor_statements): Declare.
3296 (hsa_get_dtor_statements): Likewise.
3297 (hsa_get_kernel_dispatch_type): Likewise.
3298 * hsa.c (hsa_get_ctor_statements): New function.
3299 (hsa_get_dtor_statements): Likewise.
3300 (hsa_get_kernel_dispatch_type): Likewise.
3301 * hsa-brig.c (hsa_cdtor_statements): Removed.
3302 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
3303 hsa_get_dtor_statements.
3304 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
3305 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
3307 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
3309 * config/arm/arm-cores.def (cortex-r8): New.
3310 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
3311 * config/arm/arm-tune.md: Likewise.
3312 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
3314 2016-03-07 Martin Sebor <msebor@redhat.com>
3316 PR rtl-optimization/19705
3317 * doc/invoke.texi (Options That Control Optimization): Clarify
3318 -fno-branch-count-reg.
3320 2016-02-26 Richard Biener <rguenther@suse.de>
3321 Jeff Law <law@redhat.com>
3323 PR tree-optimization/69740
3324 * cfghooks.c (remove_edge): Request loop fixups if we delete
3325 an edge that might turn an irreducible loop into a natural
3327 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
3328 Move after definition of loops_state_clear.
3330 2016-03-07 Bin Cheng <bin.cheng@arm.com>
3332 PR rtl-optimization/69052
3333 * rtlanal.c (commutative_operand_precedence): Set higher precedence
3336 2016-03-07 Tom de Vries <tom@codesourcery.com>
3338 PR tree-optimization/70116
3339 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
3340 is_tm_ending stmts and ubsan/asan internal functions.
3341 (find_duplicate): Use it. Don't test is_tm_ending here.
3343 2016-03-07 Richard Biener <rguenther@suse.de>
3345 PR tree-optimization/70115
3346 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
3347 (propagate_constants_for_unrolling): Use replace_uses_by.
3349 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
3352 * omp-low.c (struct oacc_loop): Add ifns.
3353 (new_oacc_loop_raw): Initialize it.
3354 (finish_oacc_loop): Clear mask & flags if no ifns.
3355 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
3356 (oacc_loop_xform_loop): Add ifns arg & adjust.
3357 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
3359 2016-03-07 Richard Henderson <rth@redhat.com>
3362 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
3363 (insert_value_copy_on_edge): Likewise.
3365 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3367 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
3369 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3372 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
3374 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
3376 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
3378 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
3380 Fix sseimul type attribute.
3381 * config/i386/znver1.md
3382 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
3383 znver1_sseimul_avx256_load) : Fix the type attribute.
3384 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
3385 pipe usage and latency.
3387 2016-03-05 Jakub Jelinek <jakub@redhat.com>
3390 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
3391 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
3394 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
3397 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
3399 PR rtl-optimization/69941
3400 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
3401 the reg share its mode.
3403 2016-03-04 Jeff Law <law@redhat.com>
3405 PR tree-optimization/69196
3406 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3407 If the both SSA_NAMEs are anonymous, then consider them unassociated
3408 and include the PHI in the statement count.
3410 2016-03-05 Tom de Vries <tom@codesourcery.com>
3412 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
3413 construct in oacc routine. Check for oacc region in oacc routine.
3415 2016-03-04 Jakub Jelinek <jakub@redhat.com>
3418 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
3419 2016-02-22 changes, instead don't recurse if RECUR is already true.
3420 Don't change *dynamic_check if RECUR. Adjust recursive caller
3421 to pass true to the new argument.
3422 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
3425 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3426 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
3428 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
3430 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
3432 PR rtl-optimization/57676
3433 * lra-assigns.c (lra_assign): Guard test for maximum iterations
3436 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
3438 * tree-vect-patterns.c (search_type_for_mask): Handle
3439 comparison of booleans.
3441 2016-03-04 Jakub Jelinek <jakub@redhat.com>
3443 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
3447 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
3448 all other ops that have dw_val_class_die_ref operands,
3449 and DW_OP_GNU_entry_value.
3451 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3453 PR rtl-optimization/69904
3454 * config/arm/arm.c (arm_cannot_copy_insn_p):
3455 Return true for load-exclusive instructions.
3457 2016-03-03 Jakub Jelinek <jakub@redhat.com>
3460 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
3461 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
3462 the pattern no matter if it is used just by non-pattern, pattern
3464 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
3465 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
3466 oprnd1 def_stmt is in pattern, don't look through it.
3468 2016-03-03 Marek Polacek <polacek@redhat.com>
3471 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
3473 2016-03-03 Martin Liska <mliska@suse.cz>
3475 PR tree-optimization/70043
3476 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
3477 previous statement if we see a debug statement.
3479 2016-03-03 Richard Biener <rguenther@suse.de>
3481 PR tree-optimization/55936
3482 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
3483 parameter and guard unsafe equivalence use.
3484 (vrp_evaluate_conditional_warnv_with_ops): Always use
3485 safe equivalences but not via the quadratic compare_names
3488 2016-03-03 Michael Collison <michael.collison@linaro.org>
3491 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
3492 for operand 1 to s_register_operand. Change predicate for operand
3493 2 to arm_not_immediate_operand.
3495 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
3497 * doc/tm.texi: Regenerated.
3499 2016-03-02 Richard Henderson <rth@redhat.com>
3502 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
3503 simplification when all args are positive non-fixed registers.
3505 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3507 * target.def (lra_p): Specify that new ports should use LRA.
3509 2016-03-02 Jakub Jelinek <jakub@redhat.com>
3512 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
3513 gimplify_type_sizes the type they refer to.
3514 (omp_notice_variable): Handle reference vars to VLAs.
3515 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
3516 reference to VLA decls in the second pass instead of first pass.
3518 2016-03-02 Tom de Vries <tom@codesourcery.com>
3520 PR tree-optimization/68659
3521 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
3522 new_expr == NULL_TREE.
3523 (get_new_name): Handle ADDR_EXPR.
3525 2016-03-02 Bin Cheng <bin.cheng@arm.com>
3527 PR rtl-optimization/69052
3528 * loop-invariant.c (canonicalize_address): New function.
3529 (inv_can_prop_to_addr_use): Check validity of address expression
3530 which is canonicalized by above function.
3532 2016-03-02 Alan Modra <amodra@gmail.com>
3535 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
3538 2016-03-02 Jakub Jelinek <jakub@redhat.com>
3541 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
3542 (*movhi_internal): Put mask moves from and to memory separately
3543 from moves from/to GPRs.
3545 2016-03-02 Richard Biener <rguenther@suse.de>
3547 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
3548 GENERIC expressions in GIMPLE.
3550 2016-03-02 Richard Biener <rguenther@suse.de>
3552 * config/i386/i386.c (type_natural_mode): Fix typo.
3554 2016-03-02 Nick Clifton <nickc@redhat.com>
3556 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
3558 2016-03-02 Richard Biener <rguenther@suse.de>
3559 Uros Bizjak <ubizjak@gmail.com>
3562 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
3564 2016-03-02 Richard Biener <rguenther@suse.de>
3567 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
3569 2016-03-02 Marek Polacek <polacek@redhat.com>
3572 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
3573 "is promoted to" warning.
3575 2016-03-01 DJ Delorie <dj@redhat.com>
3577 * config.gcc: Deprecate mep-*.
3579 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
3582 * lra-constraints.c (regno_val_use_in): New.
3583 (match_reload): Use it instead of regno_use_in.
3585 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
3587 PR rtl-optimization/70007
3588 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
3589 references present in REG_EQUAL notes attached to non-SET patterns.
3591 2016-03-01 Jeff Law <law@redhat.com>
3593 PR tree-optimization/69196
3594 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3595 Appropriately clamp the number of statements to copy when the
3596 thread path does not traverse a loop backedge.
3598 PR tree-optimization/69196
3599 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3600 Do count some PHIs in the thread path against the insn count. Decrease
3601 final statement count by one as the control statement in the last
3602 block will get removed. Remove special cased code for handling PHIs
3605 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
3608 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
3609 asm dialect alternatives to explicit GOTPCREL calls.
3611 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
3614 * ira.c (do_reload): Issue warning for generic stack checking here...
3615 * reload1.c (reload): ...instead of here and streamline it.
3617 2016-03-01 Nick Clifton <nickc@redhat.com>
3619 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
3621 2016-03-01 Richard Biener <rguenther@suse.de>
3623 PR tree-optimization/69983
3624 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
3625 types and fall back to operand_equal_p.
3627 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3630 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3632 * config/s390/constraints.md ("jm8"): New constraint.
3633 * config/s390/predicates.md ("const_int_8bitset_operand"): New
3635 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
3637 ("*setmem_long<setmem_and>"): New pattern.
3638 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
3640 ("*setmem_long_31z<setmem_and>"): New pattern.
3641 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
3642 New substitution rules with the required attributes.
3645 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3648 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3650 * gensupport.c (process_substs_on_one_elem): Split loop to
3651 complete mark_operands_used_in_match_dup on all expressions in the
3653 (adjust_operands_numbers): Inline into process_substs_on_one_elem
3654 and remove function.
3656 2016-03-01 Richard Biener <rguenther@suse.de>
3659 * fold-const.c (fold_indirect_ref_1): Fix range checking for
3660 vector BIT_FIELD_REF extract.
3662 2016-03-01 Richard Biener <rguenther@suse.de>
3664 PR tree-optimization/69994
3665 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
3667 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
3669 PR tree-optimization/69956
3670 * tree-vect-stmts.c (supportable_widening_operation): Support
3671 multi-step conversion of boolean vectors.
3672 (supportable_narrowing_operation): Likewise.
3674 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3676 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
3679 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3681 * config/s390/subst.md (DSI_VI): New mode iterator.
3682 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
3683 * config/s390/vector.md ("vec_set<mode>"): Move expander before
3684 the insn definition.
3685 ("*vec_set<mode>"): Change predicate and add alternative to
3686 support only either register or const_int operands as element
3688 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
3690 ("vec_extract<mode>"): New expander.
3691 ("*vec_extract<mode>"): New insn definition supporting reg and
3692 const_int element selectors.
3693 ("*vec_extract<mode>_plus"): New insn definition supporting
3694 reg+const_int element selectors.
3695 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
3696 following expander+insn definition.
3697 ("<vec_shifts_name><mode>3"): New expander.
3698 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
3700 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3702 * config/s390/s390.md ("*tabort_1"): Change predicate to
3703 nonmemory_operand. Add a second alternative to cover
3704 register as well as const int operands.
3705 ("*tabort_1_plus"): New pattern definition.
3707 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3709 * config/s390/s390.md ("*ashrdi3_cc_31")
3710 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
3711 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
3712 Merge insn definitions into ...
3713 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
3714 New pattern definition.
3715 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
3716 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
3717 ("*ashr<mode>3_and"): Merge insn definitions into ...
3718 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
3719 New pattern definition.
3720 * config/s390/subst.md ("addr_style_op_cc_subst")
3721 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
3722 substitutions patterns plus attributes.
3723 Add ashiftrt to SUBST iterator.
3725 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3727 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
3728 op2 to nonmemory_operand.
3729 ("*<shift>di3_31", "*<shift>di3_31_and"):
3730 Merge into single pattern definition ...
3731 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
3732 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
3733 pattern definition ...
3734 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
3735 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
3738 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3740 * config/s390/predicates.md (const_int_6bitset_operand): New
3742 * config/s390/s390.md: Include subst.md.
3743 ("rotl<mode>3"): New expander.
3744 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
3746 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
3747 * config/s390/subst.md: New file.
3749 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3751 * config/s390/s390.md ("op_type", "atype", "length" attributes):
3752 Remove RRR type. It doesn't really exist.
3753 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
3755 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
3756 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
3757 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
3758 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
3759 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
3760 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
3761 `enabled' attribute.
3763 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3765 * gensupport.c (process_substs_on_one_elem): Split loop to
3766 complete mark_operands_used_in_match_dup on all expressions in the
3768 (adjust_operands_numbers): Inline into process_substs_on_one_elem
3769 and remove function.
3771 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
3774 * config/sparc/sparc.c (NWORDS_UP): Rename to...
3775 (CEIL_NWORDS): ...this. Use CEIL macro.
3776 (compute_fp_layout): Adjust to above renaming.
3777 (function_arg_union_value): Likewise.
3778 (sparc_arg_partial_bytes): Likewise.
3779 (sparc_function_arg_advance): Likewise.
3781 2016-02-29 Jeff Law <law@redhat.com>
3783 PR tree-optimization/70005
3784 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
3785 where an object with a boolean range is compared against a value
3788 PR tree-optimization/69999
3789 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
3790 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
3793 2016-02-29 Richard Biener <rguenther@suse.de>
3795 PR tree-optimization/69994
3796 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
3797 (get_unary_op): Look through nop conversions.
3798 (ops_equal_values_p): New function, look for equality diregarding
3800 (eliminate_plus_minus_pair): Use ops_equal_values_p
3801 (repropagate_negates): Do not use get_unary_op here.
3803 2016-02-29 Martin Liska <mliska@suse.cz>
3805 * system.h: Poison ENABLE_CHECKING macro.
3807 2016-02-29 Martin Liska <mliska@suse.cz>
3809 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
3810 is presented in dump flags.
3811 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
3812 (hsa_regalloc): Likewise.
3814 2016-02-19 Richard Biener <rguenther@suse.de>
3816 PR tree-optimization/69980
3817 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
3818 permutation of those we need to keep.
3820 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
3823 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
3824 (NWORDS_UP): ...this
3825 (init_cumulative_args): Minor tweaks.
3826 (sparc_promote_function_mode): Likewise.
3827 (scan_record_type): Delete.
3828 (traverse_record_type): New function template.
3829 (classify_data_t): New structure type.
3830 (classify_registers): New inline function.
3831 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
3832 exhausted. Instantiate traverse_record_type on classify_registers and
3833 deal with the case of a structure passed in slot #15 with no FP field
3835 (assign_data_t): New structure type.
3836 (compute_int_layout): New static function.
3837 (compute_fp_layout): Likewise.
3838 (count_registers): New inline function.
3839 (assign_int_registers): New static function.
3840 (assign_fp_registers): Likewise.
3841 (assign_registers): New inline function.
3842 (function_arg_record_value_1): Delete.
3843 (function_arg_record_value_2): Likewise.
3844 (function_arg_record_value_3): Likewise.
3845 (function_arg_record_value): Adjust to above changes. Instantiate
3846 traverse_record_type on count_registers to first count the number of
3847 registers to be used and then on assign_registers to assign them.
3848 (function_arg_union_value): Adjust to above renaming.
3849 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
3850 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
3851 case of a structure passed in slot #15
3852 (sparc_function_arg_advance): Likewise.
3853 (function_arg_padding): Minor tweak.
3855 2016-02-29 Richard Biener <rguenther@suse.de>
3857 PR tree-optimization/69720
3858 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
3859 the adjustment_def path for possibly vectorized defs.
3860 (vect_create_epilog_for_reduction): Handle vectorized initial
3863 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
3865 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
3867 2016-02-27 Jeff Law <law@redhat.com>
3870 2016-02-26 Richard Biener <rguenther@suse.de>
3871 Jeff Law <law@redhat.com>
3873 PR tree-optimization/69740
3874 * cfghooks.c (remove_edge): Request loop fixups if we delete
3875 an edge that might turn an irreducible loop into a natural
3878 2016-02-27 Jakub Jelinek <jakub@redhat.com>
3880 PR rtl-optimization/69896
3881 * tree-vect-generic.c (get_compute_type): Avoid single element
3884 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
3886 Rename the AArch64 tuning option and related functions to enable the
3887 Newton series for the reciprocal square root to reflect its
3888 approximative characteristic.
3890 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
3891 function to "aarch64_emit_approx_rsqrt".
3892 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
3893 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
3894 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
3895 (xgene1_tunings): Likewise.
3896 (use_rsqrt_p): Likewise.
3897 (aarch64_emit_swrsqrt): Use new function name.
3898 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
3899 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
3900 text explaining this option.
3901 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
3903 2016-02-26 Jakub Jelinek <jakub@redhat.com>
3906 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
3907 complain about -mallow-movmisalign without -mvsx if
3908 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
3910 2016-02-26 Joel Sherrill <joel@rtems.org>
3912 * config.gcc: Add x86_64-*-rtems*.
3913 * gcc/config/i386/rtems-64.h: New file.
3915 2016-02-26 Joel Sherrill <joel@rtems.org>
3917 * config.gcc: Add aarch64-*-rtems*.
3918 * gcc/config/aarch64/rtems.h: New file.
3920 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
3923 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
3924 shift amount using %h. Add comment.
3926 2016-02-26 Richard Biener <rguenther@suse.de>
3927 Jeff Law <law@redhat.com>
3929 PR tree-optimization/69740
3930 * cfghooks.c (remove_edge): Request loop fixups if we delete
3931 an edge that might turn an irreducible loop into a natural
3934 2016-02-26 Martin Jambor <mjambor@suse.cz>
3937 * tree-sra.c (sra_modify_assign): Do not remove loads of
3938 uninitialized aggregates to SSA_NAMEs.
3940 2016-02-26 Richard Henderson <rth@redhat.com>
3943 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
3944 pseudo in case the target rtx matches the source of the left
3947 2016-02-26 Martin Jambor <mjambor@suse.cz>
3950 * hsa.h (hsa_type_packed_p): Declare.
3951 * hsa.c (hsa_type_packed_p): New function.
3952 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
3954 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
3955 * hsa-brig.c (emit_basic_insn): Likewise.
3957 2016-02-26 Martin Jambor <mjambor@suse.cz>
3960 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
3962 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
3964 2016-02-26 Martin Jambor <mjambor@suse.cz>
3966 * hsa.h (is_a_helper): New overload for hsa_op_immed for
3967 hsa_op_with_type operands.
3968 (hsa_unsigned_type_for_type): Declare.
3969 * hsa.c (hsa_unsigned_type_for_type): New function.
3970 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
3971 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
3972 the finalizer. Do not emit extra move.
3974 2016-02-26 Martin Jambor <mjambor@suse.cz>
3976 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
3977 atomic operations in private segment.
3979 2016-02-26 Martin Jambor <mjambor@suse.cz>
3981 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
3982 statements to wi->info. Also disallow omp simd constructs.
3983 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
3984 for not gridifying. Dump special string for omp_for.
3986 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3989 * config/aarch64/aarch64.c (aarch64_set_current_function):
3990 Save/restore target globals when switching to
3991 target_option_default_node.
3993 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3996 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
3997 Return 0 if !SHIFT_COUNT_TRUNCATED.
3999 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4000 Eric Botcazou <ebotcazou@adacore.com>
4002 PR rtl-optimization/69891
4003 * dse.c (scan_insn): If we can't figure out memset arguments
4004 or they are non-constant, call clear_rhs_from_active_local_stores.
4006 2016-02-26 Martin Liska <mliska@suse.cz>
4008 * doc/extend.texi: Mention clog10, clog10f an clog10l
4009 in Builtins section.
4011 2016-02-26 Martin Liska <mliska@suse.cz>
4013 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
4015 (resolve_args_picking_1): Likewise.
4016 * dwarf2out.h (struct GTY): Likewise.
4018 2016-02-26 Martin Liska <mliska@suse.cz>
4020 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
4022 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4024 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
4025 Martin Liska <mliska@suse.cz>
4027 * doc/install.texi: Mention --enable-valgrind-annotations.
4029 2016-02-26 Richard Biener <rguenther@suse.de>
4031 PR tree-optimization/69551
4032 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
4033 looking through aliases adjust DECL_PT_UID to refer to the
4034 ultimate alias target.
4036 2016-02-25 Martin Liska <mliska@suse.cz>
4039 * alloc-pool.c (after_memory_report): New variable.
4040 * alloc-pool.h (base_pool_allocator ::release): Do not use
4041 the infrastructure if after_memory_report.
4042 * toplev.c (toplev::main): Mark after memory report.
4044 2016-02-25 Richard Biener <rguenther@suse.de>
4046 PR tree-optimization/48795
4047 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
4049 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
4052 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
4053 offloading is enabled and -fopenacc or -fopenmp is specified.
4054 (CRTOFFLOADEND): Likewise.
4055 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
4056 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
4057 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
4058 (offload_objects_file_name): New static var.
4059 (tool_cleanup): Remove offload_objects_file_name file.
4060 (find_offloadbeginend): Replace with ...
4061 (find_crtoffloadtable): ... this.
4062 (run_gcc): Remove offload_argc and offload_argv.
4063 Get offload_objects_file_name from -foffload-objects=... option.
4064 Read names of object files with offload from this file, pass them to
4065 compile_images_for_offload_targets. Don't call find_offloadbeginend and
4066 don't pass offloadbegin and offloadend to the linker. Don't pass
4067 offload non-LTO files to the linker, because now they're not claimed.
4069 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
4072 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
4073 on builtin_unreachable.
4075 2016-02-25 Jakub Jelinek <jakub@redhat.com>
4077 PR rtl-optimization/69896
4078 * regcprop.c: Include cfgrtl.h.
4079 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
4080 than remembered mode, either delete it (if noop_move_p), or
4081 treat like copy_p but not noop_p instruction.
4083 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4086 * dwarf2out.c (gen_variable_die): Work around buggy LTO
4087 - allow NULL decl for Fortran DW_TAG_common_block variables.
4089 2016-02-24 Jason Merrill <jason@redhat.com>
4091 * common.opt (flifetime-dse): Add -flifetime-dse=1.
4093 2016-02-24 Richard Biener <rguenther@suse.de>
4094 Jakub Jelinek <jakub@redhat.com>
4097 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
4098 conditionally executed ops to well-defined overflow behavior.
4100 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4103 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
4106 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4108 PR rtl-optimization/69886
4109 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
4110 argument. Use it when checking validity of set instructions.
4111 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
4112 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
4114 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
4115 * store-motion.c (find_moveable_store): Update
4116 can_assign_to_reg_without_clobbers_p callsite.
4118 2016-02-24 Richard Biener <rguenther@suse.de>
4121 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
4123 (record_nonwrapping_iv): Do not fall back to the low/high bound
4124 for non-constant IV bases if the stmt is not always executed.
4126 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4128 * config/arm/arm-cores.def (cortex-a32): New entry.
4129 * config/arm/arm-tables.opt: Regenerate.
4130 * config/arm/arm-tune.md: Regenerate.
4131 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
4132 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
4133 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
4134 for -mcpu and -mtune.
4136 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4139 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
4140 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
4141 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
4142 (atomic_loaddi_1): Delete.
4143 (atomic_loaddi): Rewrite expander using the above changes.
4145 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4148 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
4151 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4152 Richard Biener <rguenth@suse.de>
4155 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
4156 set_mem_attributes if tem is SSA_NAME which got expanded
4159 2016-02-24 Richard Biener <rguenther@suse.de>
4161 PR tree-optimization/69907
4162 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
4163 end of permutations for BB vectorization.
4165 2016-02-24 Christian Bruel <christian.bruel@st.com>
4167 * config/arm/arm-c.c (arm_option_override): Initialize
4168 target_option_current_node.
4169 * config/arm/arm.c (arm_pragma_target_parse): Replace
4170 build_target_option_node call by target_option_current_node.
4171 Set target_option_current_node.
4174 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
4177 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
4178 define_insn_and_split to define_insn.
4179 (zero_extendqi<mode>2_dot2): Same.
4180 (extendqi<mode>2_dot): Same.
4181 (extendqi<mode>2_dot2): Same.
4183 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4185 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
4186 and add bypass for AES{D,E} and AESMC pairs.
4187 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
4190 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4192 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
4193 series for reciprocal square root in Exynos M1.
4195 2016-02-23 Martin Sebor <msebor@redhat.com>
4198 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
4199 __builtin_alloca_with_align.
4201 2016-02-23 Richard Henderson <rth@redhat.com>
4203 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
4204 (ix86_register_pragmas): Remove __seg_tls.
4205 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
4206 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
4207 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
4208 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
4209 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
4210 * doc/extend.texi (__seg_tls): Remove item.
4212 2016-02-23 Richard Biener <rguenther@suse.de>
4214 * alloc-pool.h (struct allocation_object): Make id member
4215 conditional on CHECKING_P again.
4216 (get_instance): Adjust.
4217 (base_pool_allocator): Likewise.
4219 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
4221 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
4222 (parallelize_loops): In OpenACC kernels mode, set n_threads to
4224 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
4226 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
4228 2016-02-23 Richard Biener <rguenther@suse.de>
4230 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
4231 * bitmap.h (struct bitmap_usage): Likewise.
4232 (bitmap_move): Declare.
4233 * bitmap.c (register_overhead): Take size_t argument.
4234 (bitmap_move): New function.
4235 * df-problems.c (df_rd_transfer_function): Use bitmap_move
4236 to properly account overhead.
4237 * tree.c (free_node): Use tree_size.
4239 2016-02-23 Jakub Jelinek <jakub@redhat.com>
4242 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
4243 when inverting comparison.
4246 * common.opt (Wunreachable-code): Add Warning flag.
4248 2016-02-23 Mark Wielaard <mjw@redhat.com>
4249 Jakub Jelinek <jakub@redhat.com>
4252 * cgraphunit.c (check_global_declaration): Check main_input_filename
4253 and DECL_SOURCE_FILE are not NULL.
4255 2016-02-23 Martin Jambor <mjambor@suse.cz>
4257 PR tree-optimization/69666
4258 * tree-sra.c (sra_modify_assign): Do not attempt to create
4259 default_def replacements for unscalarizable regions.
4261 2016-02-20 Mark Wielaard <mjw@redhat.com>
4264 * cgraphunit.c (check_global_declaration): Check level of
4265 warn_unused_const_variable and main_input_filename.
4266 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
4267 (-Wunused-variable): For C implies -Wunused-const-variable=1.
4268 (-Wunused-const-variable): Explain levels 1 and 2.
4270 2016-02-22 Jakub Jelinek <jakub@redhat.com>
4273 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
4274 identical arguments. Formatting and spelling fixes.
4277 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
4282 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
4283 and m68k-devices.def.
4284 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
4285 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
4287 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
4289 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
4290 and HImode registers.
4292 2016-02-22 Richard Biener <rguenther@suse.de>
4294 PR tree-optimization/69882
4295 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
4296 preserve permutations present because of gaps.
4297 (vect_supported_load_permutation_p): Always continue checking
4298 permutations after vect_attempt_slp_rearrange_stmts.
4300 2016-02-22 Bin Cheng <bin.cheng@arm.com>
4302 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
4303 min_profitable_estimate, rather than min_profitable_iters.
4305 2016-02-22 Jakub Jelinek <jakub@redhat.com>
4308 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
4309 SImode for last match_operand.
4311 2016-02-22 Martin Liska <mliska@suse.cz>
4313 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
4314 return bitsize - 1 as the return value.
4316 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
4320 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
4321 Handle negative shift counts.
4322 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
4323 force_reg on the shift constant.
4324 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
4325 (lshrsi3_d): Handle negative shift counts.
4327 2016-02-22 Richard Biener <rguenther@suse.de>
4328 Tom de Vries <tom@codesourcery.com>
4330 * graph.c: Include dumpfile.h.
4331 (print_graph_cfg): Split into three overloads.
4332 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
4334 2016-02-22 Tom de Vries <tom@codesourcery.com>
4336 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
4339 2016-02-22 Richard Biener <rguenther@suse.de>
4342 * ipa-inline-transform.c (inline_call): When not updating
4343 overall summaries adjust self size by the growth estimate.
4344 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
4345 hash-set, do not update overall summaries here. Renamed from ...
4346 (inline_to_all_callers): ... this which is now wrapping the
4347 above and performing delayed overall summary update.
4348 (early_inline_small_functions): Delay updating of the overall
4351 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
4353 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
4356 2016-02-19 Jakub Jelinek <jakub@redhat.com>
4359 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
4360 :%* in %:gt() argument.
4361 (greater_than_spec_func): Adjust for expecting only numbers,
4362 if there are more than two numbers, compare the last two.
4364 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
4366 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
4367 -Wnarrowing with -std.
4369 2016-02-19 Jakub Jelinek <jakub@redhat.com>
4372 * expr.c (store_field): Don't use bit-field path if exp is
4373 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
4374 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
4375 and the assignment can be performed by bitwise copy. Formatting
4379 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
4380 call copy_reg_eh_region_note_forward on before and/or after sequences
4381 and remove note from insn if it no longer can throw.
4384 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
4387 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4389 * config/s390/vector.md: Add missing commutative operand markers
4390 to the patterns which qualify for one.
4391 * config/s390/vx-builtins.md: Likewise.
4393 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4395 * config/s390/vector.md (VI, VI_QHS): Add single element vector
4396 types to mode iterators.
4397 (vec_double): ... and mode attribute.
4398 * config/s390/vx-builtins.md (non_vec_int): Likewise.
4400 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4402 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
4403 Change the predicate of op2 from nonimmediate to general and let
4404 reload fix it if necessary.
4406 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4408 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
4410 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4412 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
4415 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4417 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
4418 * config/s390/s390.c (s390_expand_vec_movstr): New function.
4419 * config/s390/s390.md ("movstr<P:mode>"): Call
4420 s390_expand_vec_movstr.
4422 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4424 * config/s390/s390.md: Add missing output modifier for operand 1
4425 to print it as address properly.
4427 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4429 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
4430 * config/s390/2964.md: New file.
4431 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
4432 of insn grouping attributes depending on the CPU level.
4433 (s390_get_unit_mask): New function.
4434 (s390_sched_score): Remove the OOO from the scheduling macros.
4435 Add loop to calculate a score for the instruction mix.
4436 (s390_sched_reorder): Likewise plus improve debug output.
4437 (s390_sched_variable_issue): Rename macros as above. Calculate
4438 the unit distances after actually scheduling an insn. Improve
4440 (s390_sched_init): Clear last_scheduled_unit_distance array.
4441 * config/s390/s390.md: Include 2964.md.
4443 2016-02-18 Jakub Jelinek <jakub@redhat.com>
4446 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
4447 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
4448 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
4449 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
4450 *avx512f_<code>v8div16qi2_mask_1): New insns.
4452 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4455 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
4458 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
4459 earlyclobber from target. Use wF constraint for fused memory
4461 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
4463 2016-02-18 Jakub Jelinek <jakub@redhat.com>
4464 Martin Liska <mliska@suse.cz>
4467 * cfgexpand.c (asan_sanitize_stack_p): New function.
4468 (partition_stack_vars): Use the function.
4469 (expand_stack_vars): Likewise.
4470 (defer_stack_allocation): Likewise.
4471 (expand_used_vars): Likewise.
4473 2016-02-18 Richard Biener <rguenther@suse.de>
4476 * fold-const.c (operand_equal_p): Properly compare offsets for
4477 IMAGPART_EXPR and ARRAY_REF.
4479 2016-02-18 Nick Clifton <nickc@redhat.com>
4483 * config/arm/arm.c (arm_option_override_internal): Disable
4484 interworking if the target does not support thumb instructions.
4485 (arm_reload_in_hi): Handle the case where a register to register
4486 move needs reloading because there is no simple pattern to handle
4488 (arm_reload_out_hi): Likewise.
4490 2016-02-18 Richard Biener <rguenther@suse.de>
4493 * match.pd: Don't use fold_binary or fold_unary for folding
4496 2016-02-17 Jakub Jelinek <jakub@redhat.com>
4499 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
4500 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
4501 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
4502 warn on gimple_no_warning_p statements.
4504 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
4506 * doc/extend.texi (C++ Attributes): Correct description of
4507 warn_unused type attribute.
4509 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4511 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
4512 correct instruction.
4514 2016-02-17 Richard Biener <rguenther@suse.de>
4516 PR rtl-optimization/69609
4517 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
4518 (find_traces_1_round): When ending a trace update cached priority
4520 (bb_to_key): Use cached priority when available.
4521 (copy_bb): Initialize cached priority.
4522 (reorder_basic_blocks_software_trace_cache): Likewise.
4524 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4527 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
4529 (aarch64_comparison_operator): Break overly long line into two.
4530 (aarch64_comparison_operation): Likewise.
4531 * config/aarch64/aarch64.md (cstorecc4): Use
4532 aarch64_comparison_operator_mode instead of
4533 aarch64_comparison_operator.
4534 (cstore<mode>4): Likewise.
4535 (aarch64_cstore<mode>): Likewise.
4536 (*cstoresi_insn_uxtw): Likewise.
4537 (cstore<mode>_neg): Likewise.
4538 (*cstoresi_neg_uxtw): Likewise.
4540 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4543 * config/arm/predicates.md (arm_comparison_operator_mode):
4545 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
4546 instead of arm_comparison_operator.
4547 (*mov_negscc): Likewise.
4548 (*mov_notscc): Likewise.
4549 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
4550 (*thumb2_mov_negscc): Likewise.
4551 (*thumb2_mov_negscc_strict_it): Likewise.
4552 (*thumb2_mov_notscc): Likewise.
4553 (*thumb2_mov_notscc_strict_it): Likewise.
4555 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
4557 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
4560 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
4562 * config/visium/visium.c (machine_libfunc_index): New enum.
4563 (machine_libfuncs): New structure.
4564 (visium_libfuncs): New static variable.
4565 (TARGET_INIT_LIBFUNCS): Define to...
4566 (visium_init_libfuncs): ...this. New function.
4567 (expand_block_move_4): Use the appropriate libfunc.
4568 (expand_block_move_2): Likewise.
4569 (expand_block_move_1): Likewise.
4570 (expand_block_set_4): Likewise.
4571 (expand_block_set_2): Likewise.
4572 (expand_block_set_1): Likewise.
4573 (visium_trampoline_init): Likewise.
4575 2016-02-17 Nick Clifton <nickc@redhat.com>
4577 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
4578 TI's devices.csv file as of March 2016.
4580 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
4583 * opts-global.c (handle_common_deferred_options): Introduce and
4584 initialize two global variables to remember command-line options
4585 specifying a stack-limiting register.
4586 * opts.h: Add extern declarations of the two new global variables.
4587 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
4588 variable based on the values of the two new global variables.
4590 2016-02-16 Jakub Jelinek <jakub@redhat.com>
4593 * common.opt (Wnonnull-compare): New warning.
4594 * doc/invoke.texi (-Wnonnull): Remove text about comparison
4595 of arguments against NULL.
4596 (-Wnonnull-compare): Document.
4597 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
4598 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
4599 * passes.def (pass_warn_nonnull_compare): Add.
4600 * gimple-ssa-nonnull-compare.c: New file.
4602 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
4604 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
4605 AARCH64_EXTRA_TUNE_RECIP_SQRT.
4607 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
4609 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
4610 reciprocal sqrt for -mlow-precision-recip-sqrt.
4612 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
4613 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4615 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
4616 always use lane loads to construct non-constant vectors.
4618 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
4620 * config/aarch64/aarch64.md
4621 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
4622 constraints for operand 3.
4623 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
4625 2016-02-16 Jakub Jelinek <jakub@redhat.com>
4626 Richard Biener <rguenther@suse.de>
4628 PR tree-optimization/69820
4629 * tree-vect-patterns.c (type_conversion_p): Return false if
4630 *orig_type is unsigned single precision or boolean.
4631 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
4634 2016-02-16 Jakub Jelinek <jakub@redhat.com>
4636 PR rtl-optimization/69764
4637 PR rtl-optimization/69771
4638 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
4639 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
4641 2016-02-16 Richard Biener <rguenther@suse.de>
4643 PR tree-optimization/69776
4644 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
4646 (indirect_refs_may_alias_p): Likewise.
4647 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
4648 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
4649 according to tbaa_p.
4650 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
4651 (optimize_stmt): For redundant store discovery do not allow tbaa.
4653 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
4655 PR tree-optimization/69714
4656 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
4657 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
4659 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
4661 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
4662 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
4663 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
4664 * config/arc/arc.c (arc_init): Check FPU options.
4665 (get_arc_condition_code): Handle new CC_FPU* modes.
4666 (arc_select_cc_mode): Likewise.
4667 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
4668 register pair only. Allow access for ARCv2 accumulator.
4669 (gen_compare_reg): Whenever we have FPU support use FPU compare
4671 (arc_reorg): Don't generate brcc insns when FPU compare
4672 instructions are involved.
4673 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
4674 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
4675 floating point emulation.
4676 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
4677 (REVERSE_CONDITION): Add new CC_FPU* modes.
4678 (TARGET_FP_SP_BASE): Define.
4679 (TARGET_FP_DP_BASE): Likewise.
4680 (TARGET_FP_SP_FUSED): Likewise.
4681 (TARGET_FP_DP_FUSED): Likewise.
4682 (TARGET_FP_SP_CONV): Likewise.
4683 (TARGET_FP_DP_CONV): Likewise.
4684 (TARGET_FP_SP_SQRT): Likewise.
4685 (TARGET_FP_DP_SQRT): Likewise.
4686 (TARGET_FP_DP_AX): Likewise.
4687 * config/arc/arc.md (ARCV2_ACC): New constant.
4688 (type): New fpu type attribute.
4689 (SDF): Conditional iterator.
4690 (cstore<mode>, cbranch<mode>): Change expand condition.
4691 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
4692 handles FPU/FPX cases as well.
4693 * config/arc/arc.opt (mfpu): New option.
4694 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
4696 (adddf3, muldf3, subdf3): Removed.
4697 * config/arc/predicates.md (proper_comparison_operator): Recognize
4699 * config/arc/fpu.md: New file.
4700 * doc/invoke.texi (ARC Options): Document mfpu option.
4702 2016-02-16 Richard Biener <rguenther@suse.de>
4704 PR rtl-optimization/69291
4705 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
4706 noce_operand_ok check.
4708 2016-02-16 Tom de Vries <tom@codesourcery.com>
4711 * omp-low.c (simd_clone_create): Remove call to
4712 symtab->call_cgraph_insertion_hooks.
4714 2016-02-16 Jakub Jelinek <jakub@redhat.com>
4716 PR tree-optimization/69802
4717 * tree-ssa-reassoc.c (update_range_test): If op is
4718 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
4719 op == 1 test of precision 1 integral op, otherwise handle
4720 that case as op itself. Fix up formatting.
4721 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
4724 2016-02-16 Richard Biener <rguenther@suse.de>
4726 PR tree-optimization/69586
4727 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
4728 types for conversion sources.
4730 2016-02-16 Richard Biener <rguenther@suse.de>
4733 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
4734 mask OEP_ADDRESS_OF.
4736 2016-02-16 Alan Modra <amodra@gmail.com>
4739 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
4740 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
4741 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
4743 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
4744 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
4745 (p8_fmrgow_<mode>): Likewise.
4746 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
4748 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
4749 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
4750 to use movdi_internal64. Remove op0_di.
4751 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
4753 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
4755 Add support for the FCCMP insn types
4757 * config/aarch64/aarch64.md (fccmp): Change insn type.
4759 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
4760 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
4761 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
4762 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
4763 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
4764 * config/arm/types.md (fccmps): Add new insn type.
4767 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
4769 * alias.c (get_alias_set): Fix a typo in comment.
4771 2016-02-15 Richard Biener <rguenther@suse.de>
4773 PR tree-optimization/69595
4774 * match.pd: Complete range test simplification to true.
4776 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
4778 PR rtl-optimization/69648
4779 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
4780 pic_offset_table_rtx.
4782 PR rtl-optimization/69752
4783 * ira.c (update_equiv_regs): When looking for more than a single SET,
4784 also take other side effects into account.
4786 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
4788 * config/s390/s390.c (s390_function_profiler): Add a new sequence
4789 for z900+ CPUs in 31-bit mode.
4791 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
4793 * common/config/s390/s390-common.c (s390_supports_split_stack):
4795 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
4796 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
4797 * config/s390/s390.c (struct machine_function): New field
4798 split_stack_varargs_pointer.
4799 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
4800 in s390_emit_prologue.
4801 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
4803 (morestack_ref): New global.
4804 (SPLIT_STACK_AVAILABLE): New macro.
4805 (s390_expand_split_stack_prologue): New function.
4806 (s390_live_on_entry): New function.
4807 (s390_va_start): Use split-stack vararg pointer if appropriate.
4808 (s390_asm_file_end): Emit the split-stack note sections.
4809 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
4810 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
4811 (UNSPECV_SPLIT_STACK_CALL): New unspec.
4812 (UNSPECV_SPLIT_STACK_DATA): New unspec.
4813 (split_stack_prologue): New expand.
4814 (split_stack_space_check): New expand.
4815 (split_stack_data): New insn.
4816 (split_stack_call): New expand.
4817 (split_stack_call_*): New insn.
4818 (split_stack_cond_call): New expand.
4819 (split_stack_cond_call_*): New insn.
4821 2016-02-15 Richard Biener <rguenther@suse.de>
4823 PR tree-optimization/69783
4824 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
4825 Add trivially correct cases.
4827 2016-02-15 Tom de Vries <tom@codesourcery.com>
4830 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
4832 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
4834 2016-02-15 Richard Biener <rguenther@suse.de>
4836 PR tree-optimization/69776
4837 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
4838 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
4839 indicate whether we can use TBAA to disambiguate against stores.
4840 Use alias-set zero if not.
4841 (visit_reference_op_store): Do not use TBAA when looking up
4843 * tree-ssa-pre.c (compute_avail): Use TBAA here.
4844 (eliminate_dom_walker::before_dom_children): But not when looking
4845 up redundant stores.
4847 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
4849 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
4851 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4853 * config/i386/znver1.md
4854 (znver1_pop, znver1_pop_mem,
4855 znver1_load_imov_double_store,
4856 znver1_load_imov_direct_store,
4857 znver1_load_imov_direct_load,
4858 znver1_load_imov_double_load): Add new.
4859 (znver1_insn, znver1_insn_load): Add icmov type.
4861 znver1_sseavx_fma_load,
4863 znver1_avx256_fma_load): Fix pipe usage.
4865 2016-02-14 Alan Modra <amodra@gmail.com>
4868 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
4869 with an invalid hard reg, reload just the reg not the entire
4870 pre/post-inc/dec address expression.
4872 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
4875 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
4876 fixed R1_REG scratch reg.
4877 (sibcall_value_pcrel_fdpic): Likewise.
4879 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
4883 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
4885 2016-02-12 Walter Lee <walt@tilera.com>
4887 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
4888 * config/tilegx/t-tilegx: Likewise.
4890 2016-02-12 David Malcolm <dmalcolm@redhat.com>
4893 * diagnostic-show-locus.c (struct line_span): New struct.
4894 (layout::get_first_line): Delete.
4895 (layout::get_last_line): Delete.
4896 (layout::get_num_line_spans): New member function.
4897 (layout::get_line_span): Likewise.
4898 (layout::print_heading_for_line_span_index_p): Likewise.
4899 (layout::get_expanded_location): Likewise.
4900 (layout::calculate_line_spans): Likewise.
4901 (layout::m_first_line): Delete.
4902 (layout::m_last_line): Delete.
4903 (layout::m_line_spans): New field.
4904 (layout::layout): Update comment. Replace m_first_line and
4905 m_last_line with m_line_spans, replacing their initialization
4906 with a call to calculate_line_spans.
4907 (diagnostic_show_locus): When printing source lines and
4908 annotations, rather than looping over a single span
4909 of lines, instead loop over each line_span within
4910 the layout, with an inner loop over the lines within them.
4911 Call the context's start_span callback when changing line spans.
4912 * diagnostic.c (diagnostic_initialize): Initialize start_span.
4913 (diagnostic_build_prefix): Break out the building of the location
4914 part of the string into...
4915 (diagnostic_get_location_text): ...this new function, rewriting
4916 it from nested ternary expressions to a sequence of "if"
4918 (default_diagnostic_start_span_fn): New function.
4919 * diagnostic.h (diagnostic_start_span_fn): New typedef.
4920 (diagnostic_context::start_span): New field.
4921 (default_diagnostic_start_span_fn): New prototype.
4923 2016-02-12 David Malcolm <dmalcolm@redhat.com>
4926 * gcc.c (driver::finalize): Fix cleanup of "specs".
4928 2016-02-12 David Malcolm <dmalcolm@redhat.com>
4932 * gcc.c (driver::driver): Initialize m_option_suggestions.
4933 (driver::~driver): Clean up m_option_suggestions.
4934 (suggest_option): Convert to...
4935 (driver::suggest_option): ...this, and split out into
4936 driver::build_option_suggestions and find_closest_string.
4937 (driver::build_option_suggestions): New function, from
4938 first half of suggest_option. Special-case
4939 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
4940 the sanitizer_opts array. For options of enum types, add the
4941 various enum values to the candidate strings.
4942 (driver::handle_unrecognized_options): Remove "const".
4943 * gcc.h (driver::handle_unrecognized_options): Likewise.
4944 (driver::build_option_suggestions): New decl.
4945 (driver::suggest_option): New decl.
4946 (driver::m_option_suggestions): New field.
4947 * opts-common.c (add_misspelling_candidates): New function.
4948 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
4949 and make non-static.
4950 * opts.h (sanitizer_opts): New array decl.
4951 (add_misspelling_candidates): New function decl.
4952 * spellcheck.c (find_closest_string): New function.
4953 * spellcheck.h (find_closest_string): New function decl.
4955 2016-02-12 Jakub Jelinek <jakub@redhat.com>
4957 PR rtl-optimization/69764
4958 PR rtl-optimization/69771
4959 * optabs.c (expand_binop_directly): For shift_optab_p, force
4960 convert_modes with VOIDmode if xop1 has VOIDmode.
4962 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
4965 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
4966 to correctly determine instrumentation thunks.
4968 2016-02-12 Jakub Jelinek <jakub@redhat.com>
4971 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
4972 type by reference, force lhs on the call.
4975 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
4976 Compute retval and retbnd early in all cases if split_part_return_p
4977 and return_bb is not EXIT. Remove all clobber stmts and reset
4978 all debug stmts that refer to SSA_NAMEs defined in split part,
4979 except if it is retval, in that case replace the old retval with the
4980 lhs of the call to the split part.
4982 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
4985 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
4988 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
4989 whose result is used in PHI.
4990 (maybe_optimize_range_tests): Likewise.
4991 (final_range_test_p): Likweise.
4993 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
4996 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
4997 whose result is used in PHI.
4998 (maybe_optimize_range_tests): Likewise.
4999 (final_range_test_p): Likweise.
5001 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5003 * cgraph.c: Spelling fixes - behaviour -> behavior and
5004 neighbour -> neighbor.
5005 * target.def: Likewise.
5006 * sel-sched.c: Likewise.
5007 * config/mips/mips.c: Likewise.
5008 * config/arc/arc.md: Likewise.
5009 * config/arm/cortex-a57.md: Likewise.
5010 * config/arm/arm.c: Likewise.
5011 * config/arm/neon.md: Likewise.
5012 * config/arm/arm-c.c: Likewise.
5013 * config/vms/vms-c.c: Likewise.
5014 * config/s390/s390.c: Likewise.
5015 * config/i386/znver1.md: Likewise.
5016 * config/i386/i386.c: Likewise.
5017 * config/ia64/hpux-unix2003.h: Likewise.
5018 * config/msp430/msp430.md: Likewise.
5019 * config/rx/rx.c: Likewise.
5020 * config/rx/rx.md: Likewise.
5021 * config/aarch64/aarch64-simd.md: Likewise.
5022 * config/aarch64/aarch64.c: Likewise.
5023 * config/nvptx/nvptx.c: Likewise.
5024 * config/bfin/bfin.c: Likewise.
5025 * config/cris/cris.opt: Likewise.
5026 * config/rs6000/rs6000.c: Likewise.
5027 * target.h: Likewise.
5028 * spellcheck.c: Likewise.
5029 * ira-build.c: Likewise.
5030 * tree-inline.c: Likewise.
5031 * builtins.c: Likewise.
5032 * lra-constraints.c: Likewise.
5033 * explow.c: Likewise.
5034 * hwint.h: Likewise.
5035 * targhooks.c: Likewise.
5036 * tree-vect-data-refs.c: Likewise.
5038 * doc/tm.texi: Likewise.
5039 * doc/extend.texi: Likewise.
5040 * doc/install.texi: Likewise.
5041 * doc/md.texi: Likewise.
5042 * tree-ssa-tail-merge.c: Likewise.
5043 * sched-int.h: Likewise.
5044 * match.pd: Likewise.
5045 * sched-ebb.c: Likewise.
5046 * target.def (omit_struct_return_reg): Likewise.
5047 * gimple-ssa-isolate-paths.c: Likewise.
5048 (find_implicit_erroneous_behaviour): Renamed to...
5049 (find_implicit_erroneous_behavior): ... this.
5050 (find_explicit_erroneous_behaviour): Renamed to...
5051 (find_explicit_erroneous_behavior): ... this.
5052 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
5054 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
5056 PR rtl-optimization/64682
5057 PR rtl-optimization/69567
5058 PR rtl-optimization/69737
5059 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
5060 in I2 as well, just lose it.
5062 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5064 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
5066 (aarch64_last_printed_tune_string): Likewise.
5067 (aarch64_declare_function_name): Only output .arch assembler
5068 directive if it will be different from the previously output
5069 directive. Same for .tune comment but only if -dA is set.
5070 (aarch64_start_file): New function.
5071 (TARGET_ASM_FILE_START): Define.
5073 2016-02-11 David Malcolm <dmalcolm@redhat.com>
5076 * Makefile.in (PLUGIN_HEADERS): Add params.list.
5078 2016-02-11 Jakub Jelinek <jakub@redhat.com>
5081 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
5082 -Wmaybe-uninitialized warning.
5084 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
5087 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
5089 2016-02-11 Richard Biener <rguenther@suse.de>
5091 PR rtl-optimization/69291
5092 * ifcvt.c (noce_try_store_flag_constants): Do not allow
5093 subexpressions affected by changing the result.
5095 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
5098 * lra-constraints.c (curr_insn_transform): Find in/out operands
5099 for secondary memory moves. Update dups.
5101 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
5103 PR tree-optimization/69652
5104 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
5105 to nested loop, did source re-formatting, skip debug statements,
5106 add check on statement with volatile operand, remove dead scalar
5109 2016-02-10 Jakub Jelinek <jakub@redhat.com>
5110 Patrick Palka <ppalka@gcc.gnu.org>
5114 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
5115 calls if the return type is TREE_ADDRESSABLE.
5116 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
5117 * ipa-split.c (split_function): Fix doubled "we" in comment.
5118 Use void return type for the split part even if
5119 !split_point->split_part_set_retval.
5121 2016-02-10 Bin Cheng <bin.cheng@arm.com>
5123 PR tree-optimization/68021
5124 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
5125 when computing the value of biv cand by itself.
5127 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5129 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
5130 (cortexa57_tunings): Likewise.
5131 (cortexa72_tunings): Likewise.
5132 (arch_macro_fusion_pair_p): Add support for AES fusion.
5133 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
5134 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
5135 Allow virtual registers before reload so early scheduling works.
5136 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
5137 correct latency and pipeline.
5138 (cortex_a57_crypto_complex): Likewise.
5139 (cortex_a57_crypto_xor): Likewise.
5140 (define_bypass): Add AES bypass.
5142 2016-02-10 Richard Biener <rguenther@suse.de>
5144 PR tree-optimization/69726
5145 * passes.def: Add DCE pass before late uninit.
5146 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
5147 really fixup if-conversions job.
5149 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5151 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
5152 (arm_cortex_a57_tune): Likewise.
5153 (aarch_macro_fusion_pair_p): Add support for AES fusion.
5154 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
5156 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
5158 * timevar.def (TV_PHASE_DBGINFO): Delete.
5159 (TV_PHASE_CHECK_DBGINFO): Likewise.
5160 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
5162 2016-02-10 Richard Biener <rguenther@suse.de>
5164 PR tree-optimization/69719
5165 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5166 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
5168 2016-02-09 Andrew Pinski <apinski@cavium.com>
5171 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
5172 get_vcond_mask_icode returns false.
5174 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5177 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
5178 an ADDIS that adds a pointer to a large constant that sets the
5179 upper16 bits with a load operation.
5181 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5184 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
5186 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
5188 (vzipq_s16): Likewise.
5189 (vzipq_s32): Likewise.
5190 (vzipq_f32): Likewise.
5191 (vzipq_u8): Likewise.
5192 (vzipq_u16): Likewise.
5193 (vzipq_u32): Likewise.
5194 (vzipq_p8): Likewise.
5195 (vzipq_p16): Likewise.
5197 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5200 * config/arm/arm.c (neon_endian_lane_map): New function.
5201 (neon_vector_pair_endian_lane_map): New function.
5202 (arm_evpc_neon_vuzp): Allow for big endian lane order.
5203 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
5205 (vuzpq_s16): Likewise.
5206 (vuzpq_s32): Likewise.
5207 (vuzpq_f32): Likewise.
5208 (vuzpq_u8): Likewise.
5209 (vuzpq_u16): Likewise.
5210 (vuzpq_u32): Likewise.
5211 (vuzpq_p8): Likewise.
5212 (vuzpq_p16): Likewise.
5214 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
5217 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
5220 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
5222 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
5223 truncate const_int operand 1 to QImode.
5225 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
5227 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
5228 corresponding to an abnormal edge.
5230 2016-02-09 Tom de Vries <tom@codesourcery.com>
5232 PR tree-optimization/69599
5233 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
5235 (find_func_aliases_for_builtin_call, find_func_clobbers)
5236 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
5239 2016-02-09 Richard Biener <rguenther@suse.de>
5241 PR tree-optimization/69715
5242 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
5243 LHS on calls as non-rewritable.
5245 2016-02-09 Tom de Vries <tom@codesourcery.com>
5248 * lto-wrapper.c (append_diag_options): New function.
5249 (compile_offload_image): Call append_diag_options.
5251 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
5254 * doc/extend.texi (Flag Output Operands): Correct sectioning.
5255 Minor copy-edit to fix verb tenses.
5257 2016-02-08 Jakub Jelinek <jakub@redhat.com>
5259 PR tree-optimization/69209
5260 * ipa-split.c (split_function): If split part is not
5261 returning retval, retval has gimple type but is not
5262 gimple value, force it into a SSA_NAME first.
5264 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
5266 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
5269 2016-02-08 Jason Merrill <jason@redhat.com>
5272 * convert.c (convert_to_integer_1): Check dofold on truncation
5274 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
5275 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
5276 Rename from *_nofold.
5277 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
5278 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
5280 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
5283 * tree.c (build_common_tree_nodes): Remove short_double argument.
5284 All callers changed.
5285 * tree.h (build_common_tree_nodes): Adjust declaration.
5286 * doc/invoke.texi (-fshort-double): Remove documentation.
5287 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5288 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
5289 * lto-wrapper.c (merge_and_complain, append_compiler_options)
5290 (append_linker_options): Don't handle OPT_fshort_double.
5292 PR rtl-optimization/68730
5293 * lra-remat.c (insn_to_cand_activation): New static variable.
5294 (lra_remat): Allocate and free it.
5295 (create_cand): New arg activation. Initialize a field in
5296 insn_to_cand_activation if it is nonnull.
5297 (create_cands): Pass the activation insn to create_cand when making
5298 a candidate involving an output reload. Reorganize code a little.
5299 (do_remat): Keep track of active status of candidates in a separate
5302 2016-02-08 Richard Biener <rguenther@suse.de>
5304 PR tree-optimization/69719
5305 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5306 Properly use absolute of the difference of the two offsets to
5307 compare or adjust the segment length.
5309 2016-02-08 Richard Biener <rguenther@suse.de>
5310 Jeff Law <law@redhat.com>
5313 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
5314 types for anonymous SSA names.
5316 2016-02-08 Richard Biener <rguenther@suse.de>
5318 PR rtl-optimization/69274
5319 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
5321 2016-02-08 Jeff Law <law@redhat.com>
5323 PR tree-optimization/65917
5324 * tree-ssa-dom.c (record_temporary_equivalences): Record both
5325 equivalences from if (x == y) style conditionals.
5326 (loop_depth_of_name): Remove.
5327 (record_equality): Remove loop depth check.
5328 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
5329 (const_and_copies::record_const_or_copy_raw): New member function.
5330 * tree-ssa-scopedtables.c
5331 (const_and_copies::record_const_or_copy_raw): New, factored out of
5332 (const_and_copies::record_const_or_copy): Call new member function.
5334 2016-02-05 Jeff Law <law@redhat.com>
5336 PR tree-optimization/68541
5337 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
5338 (count_stmts_in_block): New function.
5339 (poor_ifcvt_candidate_code): Likewise.
5340 (is_feasible_trace): Add some heuristics to determine when path
5341 splitting is profitable.
5342 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
5343 is a diamond with a single exit.
5345 2016-02-05 Martin Sebor <msebor@redhat.com>
5348 * doc/invoke.texi: Update -Wplacement-new to take an optional
5351 2016-02-06 Richard Henderson <rth@redhat.com>
5354 * tree.c (tree_nop_conversion_p): Do not strip casts into or
5355 out of non-standard address spaces.
5357 2016-02-05 Jakub Jelinek <jakub@redhat.com>
5359 PR rtl-optimization/69691
5360 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
5362 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
5364 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
5365 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
5366 (*ieee128_mfvsrd_64bit): Likewise.
5367 (*ieee128_mfvsrd_32bit): Likewise.
5369 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
5373 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
5375 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
5376 instrumented_version.
5378 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
5380 * doc/invoke.texi (Optimize Options): In table of --param options
5381 rename second occurrence of tracer-min-branch-ratio to
5382 tracer-min-branch-probability, rename
5383 tracer-min-branch-ratio-feedback to
5384 tracer-min-branch-probability-feedback and clarify description,
5385 rename sched-spec-state-edge-prob-cutoff to
5386 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
5387 to selsched-insns-to-rename, rename lto-minpartition to
5388 lto-min-partition, delete reorder-blocks-duplicate and
5389 reorder-blocks-duplicate-feedback.
5391 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5393 * config/s390/s390.c (s390_register_info_set_ranges): Remove
5396 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
5398 * doc/extend.texi: S/390: Correct some typos.
5400 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5402 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
5404 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5407 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
5408 (s390_register_info_gprtofpr): Use new macros above.
5409 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
5411 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
5412 its name. Adjust restore and save gpr ranges.
5413 (s390_register_info_set_ranges): New function.
5414 (s390_register_info): Use new macros above. Call
5415 s390_register_info_set_ranges.
5416 (s390_optimize_register_info): Likewise.
5417 (s390_hard_regno_rename_ok): Use new macros.
5418 (s390_hard_regno_scratch_ok): Likewise.
5419 (s390_emit_epilogue): Likewise.
5420 (s390_can_use_return_insn): Likewise.
5421 (s390_optimize_prologue): Likewise.
5422 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
5424 2016-02-05 Jakub Jelinek <jakub@redhat.com>
5427 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
5429 (ix86_option_override_internal): Disable TARGET_STV even for
5430 -m{incoming,preferred}-stack-boundary=3.
5432 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5434 * config.gcc: Mark deprecated rtems targets as obsolete.
5436 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
5438 PR rtl-optimization/64682
5439 PR rtl-optimization/69567
5440 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
5441 before I2 only if the register is both used and set in I2.
5443 2016-02-04 DJ Delorie <dj@redhat.com>
5445 * config/msp430/msp430.c (msp430_start_function): Add function type.
5447 2016-02-04 Jakub Jelinek <jakub@redhat.com>
5450 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
5452 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
5454 PR rtl-optimization/69577
5456 2015-10-29 Richard Henderson <rth@redhat.com>
5460 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
5461 sse check to the exact conditions of PR 67609.
5463 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
5466 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
5467 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
5468 not allowed into the traditional Altivec registers.
5469 (movtd_64bit_nodm): Likewise.
5470 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
5472 2016-02-04 David Malcolm <dmalcolm@redhat.com>
5474 * config/aarch64/cortex-a57-fma-steering.c
5475 (aarch64_register_fma_steering): Remove "static" from arguments
5478 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
5481 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
5484 2016-02-04 Mike Frysinger <vapier@gentoo.org>
5486 * doc/invoke.texi: Delete -mno-fma4.
5488 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
5490 PR rtl-optimization/69577
5491 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
5492 (find_subregs_of_mode): Update accordingly. Iterate over partial
5495 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
5497 * config/arm/arm-protos.h (neon_reinterpret): Remove.
5498 * config/arm/arm.c (neon_reinterpret): Remove.
5499 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
5500 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
5501 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
5502 vreinterpretti): Remove.
5503 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
5504 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
5505 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
5506 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
5507 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
5508 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
5509 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
5510 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
5511 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
5512 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
5513 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
5514 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
5515 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
5516 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
5517 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
5518 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
5519 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
5520 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
5521 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
5522 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
5523 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
5524 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
5525 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
5526 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
5527 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
5528 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
5529 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
5530 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
5531 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
5532 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
5533 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
5534 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
5535 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
5536 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
5537 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
5538 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
5539 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
5540 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
5541 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
5542 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
5543 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
5544 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
5545 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
5546 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
5547 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
5548 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
5549 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
5550 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
5551 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
5552 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
5553 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
5554 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
5555 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
5556 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
5557 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
5558 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
5559 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
5560 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
5561 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
5562 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
5563 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
5564 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
5565 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
5566 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
5567 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
5568 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
5569 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
5570 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
5571 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
5572 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
5573 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
5574 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
5575 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
5576 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
5577 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
5578 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
5579 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
5580 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
5581 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
5582 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
5583 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
5584 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
5585 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
5586 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
5587 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
5588 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
5589 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
5590 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
5591 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
5592 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
5593 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
5594 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
5595 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
5596 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
5597 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
5598 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
5599 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
5600 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
5601 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
5602 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
5603 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
5604 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
5605 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
5607 2016-02-04 Martin Liska <mliska@suse.cz>
5610 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
5611 that are gimple_store_p.
5612 (maybe_instrument_call): Likewise.
5614 2016-02-04 Bin Cheng <bin.cheng@arm.com>
5616 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
5617 register scaling out of memory reference and comment why.
5619 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5623 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
5624 folding the source of a SET.
5626 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5630 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
5631 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
5633 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
5637 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
5640 2016-02-04 Christian Bruel <christian.bruel@st.com>
5642 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
5643 * config/arm/arm.c (arm_set_current_function): Likewise.
5645 2016-02-04 Jakub Jelinek <jakub@redhat.com>
5646 Ilya Enkovich <enkovich.gnu@gmail.com>
5647 H.J. Lu <hongjiu.lu@intel.com>
5650 * config/i386/i386.c (convert_scalars_to_vector): Remove
5651 stack alignment fixes.
5652 (ix86_option_override_internal): Disable TARGET_STV if stack
5653 might not be aligned enough.
5654 (ix86_minimum_alignment): Assert that TARGET_STV is false.
5656 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
5658 * gcc/config/i386/x86-tune.def: Disable default prefetching
5661 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5662 Vladimir Makarov <vmakarov@redhat.com>
5665 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
5666 in validating fused toc addresses.
5668 2016-02-03 Jakub Jelinek <jakub@redhat.com>
5671 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
5672 range->m_caret fields if range->m_show_caret_p is false.
5675 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
5676 Force oldval into register if it does not satisfy reg_or_short_operand
5677 predicate. Fix up formatting.
5679 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
5680 Alexandre Oliva <aoliva@redhat.com>
5683 * lra-constraints.c (simplify_operand_subreg): Check additionally
5684 address validity after potential reloading.
5685 (process_address_1): Check insns validity. In case of failure do
5688 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
5691 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
5694 2016-02-02 Jakub Jelinek <jakub@redhat.com>
5696 * wide-int.cc (canonize_uhwi): New function.
5697 (wi::divmod_internal): Use it.
5699 2016-02-02 James Norris <jnorris@codesourcery.com
5701 * gimplify.c (omp_notice_variable): Add usage check.
5703 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
5705 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
5706 like LE, GE, LT, GT when emitting relational operator.
5708 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
5710 * ira-costs.c (find_costs_and_classes): Add extra argument.
5711 * target.def (ira_change_pseudo_allocno_class): Add parameter.
5712 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
5713 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
5714 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
5715 Add best_class parameter, and return it if not ALL_REGS.
5716 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
5718 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
5721 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
5723 * config/aarch64/aarch64.c
5724 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
5725 (aarch64_ira_change_pseudo_allocno_class): New function.
5727 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
5730 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
5732 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5734 * config/avr/avr.c (avr_option_override): Set
5735 PARAM_ALLOW_STORE_DATA_RACES to 1.
5737 2016-02-02 Richard Biener <rguenther@suse.de>
5739 PR tree-optimization/69595
5740 * match.pd: Add range test simplifications to true/false.
5742 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
5744 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
5745 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
5748 2016-02-02 Richard Biener <rguenther@suse.de>
5750 PR tree-optimization/69606
5751 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
5752 info on the result before moving a stmt.
5754 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
5757 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
5758 branch with vector comparison.
5759 * config/i386/sse.md (VI48_AVX): New mode iterator.
5760 (define_expand "cbranch<mode>4): Add support for conditional branch
5761 with vector comparison.
5762 * tree-vect-loop.c (optimize_mask_stores): New function.
5763 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
5764 has_mask_store field of vect_info.
5765 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
5766 vectorized loops having masked stores after vec_info destroy.
5767 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
5768 correspondent macros.
5769 (optimize_mask_stores): Add prototype.
5771 2016-02-02 Alan Modra <amodra@gmail.com>
5774 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
5777 2016-02-02 Alan Modra <amodra@gmail.com>
5780 * config/rs6000/rs6000.c (need_toc_init): New var, set it
5781 whenever toc_label_name used.
5782 (rs6000_file_start): Don't set up toc section here,
5783 (rs6000_output_function_epilogue): do so here instead,
5784 (rs6000_xcoff_file_start): and here.
5785 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
5786 (load_toc_aix_di): Likewise.
5788 2016-02-01 Jakub Jelinek <jakub@redhat.com>
5790 PR rtl-optimization/69592
5791 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
5792 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
5793 (num_sign_bit_copies_binary_arith_p): New inline function.
5794 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
5796 2016-02-01 Jeff Law <law@redhat.com>
5798 PR tree-optimization/69580
5799 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
5800 * tree-ssa-threadbackward.c
5801 (fsm_find_control_statement_thread_paths): Do not try to walk
5802 through large PHI nodes.
5804 2016-02-01 Jakub Jelinek <jakub@redhat.com>
5806 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
5807 when count is incremented above limit, don't analyze further
5810 * omp-low.c (oacc_parse_default_dims): Avoid
5811 -Wsign-compare warning, make sure value fits into int
5812 rather than just unsigned int.
5814 2016-02-01 Bin Cheng <bin.cheng@arm.com>
5816 PR tree-optimization/67921
5817 * fold-const.c (split_tree): New parameters. Convert pointer
5818 type variable part to proper type before negating.
5819 (fold_binary_loc): Pass new arguments to split_tree.
5821 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
5823 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
5824 (nvptx_goacc_validate_dims): Extend to handle global defaults.
5825 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
5826 * doc/tm.texti: Rebuilt.
5827 * doc/invoke.texi (fopenacc-dim): Document.
5828 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
5829 (append_compiler_options): Likewise.
5830 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
5831 (oacc_parse_default_dims): New.
5832 (oacc_validate_dims): Add USED arg. Select non-unity default when
5834 (oacc_loop_fixed_partitions): Return mask of used partitions.
5835 (oacc_loop_auto_partitions): Emit dump info.
5836 (oacc_loop_partition): Return mask of used partitions.
5837 (execute_oacc_device_lower): Parse default dimension arg. Adjust
5838 loop partitioning and validation calls.
5840 2016-02-01 Richard Biener <rguenther@suse.de>
5843 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
5845 2016-02-01 Richard Biener <rguenther@suse.de>
5847 PR tree-optimization/69574
5848 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
5849 of asserting return chrec_dont_know.
5851 2016-02-01 Martin Liska <mliska@suse.cz>
5853 * mem-stats-traits.h: Add copyright header.
5854 * mem-stats.h: Likewise.
5856 2016-02-01 Richard Biener <rguenther@suse.de>
5858 PR tree-optimization/69579
5859 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
5860 Do not propagate through abnormal PHI results.
5862 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
5864 * postreload.c (reload_cse_simplify): Remove dead code.
5866 2016-02-01 Jakub Jelinek <jakub@redhat.com>
5868 PR rtl-optimization/69570
5869 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
5870 if there is more than one set, not if there is a single set.
5872 2016-02-01 Richard Henderson <rth@redhat.com>
5875 * combine.c (make_compound_operation): When looking through a
5876 subreg, make sure to re-extend to the width of the outer mode.
5878 2016-01-30 Jakub Jelinek <jakub@redhat.com>
5880 PR tree-optimization/69546
5881 * wide-int.cc (wi::divmod_internal): For unsigned division
5882 where both operands fit into uhwi, if o1 is 1 and o0 has
5883 msb set, if divident_prec is larger than bits per hwi,
5884 clear another quotient word and return 2 instead of 1.
5885 Similarly for remainder with msb in HWI set, if dividend_prec
5886 is larger than bits per hwi.
5888 2016-01-29 Martin Jambor <mjambor@suse.cz>
5890 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
5891 Use short lowercase names.
5892 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
5893 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
5894 acq_rel one. Protect warning agains segfaults if
5895 get_memory_order_name returns NULL.
5896 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
5897 with release semantics. Do not warn if get_memory_order already did.
5898 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
5899 semantics. Fix check for relaxed or acquire semantics. Do not warn
5900 if get_memory_order already did.
5902 2016-01-29 Sebastian Pop <s.pop@samsung.com>
5904 * doc/install.texi: Document that isl-0.16 is supported.
5906 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
5909 * config/i386/constraints.md (Bm): Describe as special memory
5911 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
5912 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
5913 * genpreds.c (struct constraint_data): Add is_special_memory.
5914 (have_special_memory_constraints, special_memory_start): New
5916 (special_memory_end): Ditto.
5917 (add_constraint): Add new arg is_special_memory. Add code to
5918 process its true value. Update have_special_memory_constraints.
5919 (process_define_constraint): Pass the new arg.
5920 (process_define_register_constraint): Ditto.
5921 (choose_enum_order): Process special memory.
5922 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
5923 function insn_extra_special_memory_constraint.
5924 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
5925 * gensupport.c (process_rtx): Process
5926 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
5927 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
5928 * ira-lives.c (single_reg_class): Use
5929 insn_extra_special_memory_constraint.
5930 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
5931 * lra-constraints.c (process_alt_operands): Ditto.
5932 (curr_insn_transform): Use insn_extra_special_memory_constraint.
5933 * recog.c (asm_operand_ok, preprocess_constraints): Process
5935 * reload.c (find_reloads): Ditto.
5936 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
5937 * stmt.c (parse_input_constraint): Use
5938 insn_extra_special_memory_constraint.
5940 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
5943 * lra-splill.c (lra_final_code_change): Revert r229087 by
5944 removing all sub-registers.
5946 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
5949 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
5951 2016-01-29 Jakub Jelinek <jakub@redhat.com>
5954 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
5955 SSE1, copy target into the temporary reg first before recursing
5958 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
5960 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
5963 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
5965 * ginclude/stdarg.h: Test __cplusplus instead of
5966 __GXX_EXPERIMENTAL_CXX0X__.
5968 2016-01-29 Richard Biener <rguenther@suse.de>
5970 PR tree-optimization/69547
5971 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
5972 Do not mark clobbers necessary.
5973 (mark_all_reaching_defs_necessary_1): Likewise.
5975 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
5977 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
5978 declaration name with %qs and print it in both error messages.
5979 Also fix indentation.
5981 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
5984 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
5985 trailing blank line from error message.
5987 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
5990 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
5993 2016-01-29 Richard Biener <rguenther@suse.de>
5996 * match.pd: Allow all integral types when simplifying a
5997 widening or sign-changing conversion.
5999 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6001 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
6002 back to setting codegen_error to fail codegen.
6004 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
6007 * config/i386/constraints.md (C): Only accept constant zero operand.
6008 (BC): New constraint.
6009 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
6010 instead of C constraint.
6011 * doc/md.texi (Machine Constraints): Update description
6014 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
6017 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
6019 2016-01-28 Jakub Jelinek <jakub@redhat.com>
6022 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
6025 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
6027 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
6028 branches if using guessed profile.
6030 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
6032 * graphite-optimize-isl.c (optimize_isl): Fix dump.
6034 2016-01-28 Richard Henderson <rth@redhat.com>
6037 * config/aarch64/aarch64-modes.def (CC_Cmode): New
6038 * config/aarch64/aarch64-protos.h: Update.
6039 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
6040 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
6041 (aarch64_get_condition_code_1): Handle CC_Cmode.
6042 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
6043 (*add<mode>3_compareC_cconly_imm): New.
6044 (*add<mode>3_compareC_cconly): New.
6045 (*add<mode>3_compareC_imm): New.
6046 (add<mode>3_compareC): New.
6047 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
6048 to be first. Use aarch64_carry_operation.
6049 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
6050 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
6051 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
6052 (subti3): Use subdi3_compare1.
6053 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
6054 (sub<mode>3_compare1): New.
6055 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
6056 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
6057 (*subsi3_carryin_uxtw): Likewise.
6058 (*ngc<mode>, *ngcsi_uxtw): Likewise.
6059 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
6060 * config/aarch64/iterators.md (DWI): New.
6061 * config/aarch64/predicates.md (aarch64_carry_operation): New.
6062 (aarch64_borrow_operation): New.
6064 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
6066 * graphite-optimize-isl.c (optimize_isl): Print a different debug
6067 message when isl does not return a valid schedule.
6069 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6071 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
6072 Remove comments from class declarations: they are already in the code
6075 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6077 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
6079 (ternary_op_to_tree): Same.
6080 (unary_op_to_tree): Same.
6081 (nary_op_to_tree): Same.
6082 (gcc_expression_from_isl_expr_op): Same.
6083 (gcc_expression_from_isl_expression): Same.
6084 (graphite_create_new_loop): Same.
6085 (graphite_create_new_loop_guard): Same.
6086 (build_iv_mapping): Same.
6087 (graphite_create_new_guard): Same.
6088 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
6089 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
6091 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6093 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
6094 instead of setting codegen_error to fail codegen.
6096 2016-01-28 Jason Merrill <jason@redhat.com>
6098 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
6100 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6102 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
6103 Remove CONST_INT_P check in CCMP cost calculation.
6105 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6107 * config/aarch64/aarch64.c (generic_vector_cost):
6108 Set vec_permute_cost.
6109 (cortexa57_vector_cost): Likewise.
6110 (exynosm1_vector_cost): Likewise.
6111 (xgene1_vector_cost): Likewise.
6112 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
6113 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
6114 Add vec_permute_cost entry.
6116 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6118 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
6120 (add<mode>3_compare0): Likewise.
6121 (addsi3_compare0_uxtw): Likewise.
6122 (add<mode>3nr_compare0): Likewise.
6123 (compare_neg<mode>): Likewise.
6124 (<optab><mode>3): Likewise.
6126 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
6128 * tree-vect-stmts.c (vectorizable_comparison): Add
6129 NULL check for vectype.
6131 2016-01-28 Richard Biener <rguenther@suse.de>
6133 PR tree-optimization/69466
6134 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
6135 Account for PHIs we couldn't duplicate.
6137 2016-01-28 Martin Liska <mliska@suse.cz>
6140 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
6141 instead of ENABLE_VALGRIND_CHECKING.
6143 2016-01-27 Richard Henderson <rth@redhat.com>
6146 * lra-remat.c (subreg_regs): New.
6147 (dump_candidates_and_remat_bb_data): Dump it.
6148 (operand_to_remat): Reject if operand in subreg_regs.
6149 (set_bb_regs): Collect subreg_regs.
6150 (lra_remat): Init and free subreg_regs. Compute
6151 calculate_local_reg_remat_bb_data before create_cands.
6153 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
6156 * config/i386/i386.c (ix86_update_stack_boundary): Don't
6157 change stack_alignment_needed for __tls_get_addr call.
6159 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
6161 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
6163 2016-01-27 Jeff Law <law@redhat.com>
6165 PR tree-optimization/68398
6166 PR tree-optimization/69196
6167 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
6168 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
6169 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6170 Only count PHIs in the last block in the path. The others will
6171 const/copy propagate away. Add heuristic to allow more irreducible
6172 subloops to be created when it is likely profitable to do so.
6174 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6175 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
6176 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
6178 2016-01-27 Jakub Jelinek <jakub@redhat.com>
6181 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
6182 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
6183 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
6184 * tree-streamer-in.c: Include asan.h.
6185 (streamer_get_builtin_tree): For builtins in sanitizer
6186 range call initialize_sanitizer_builtins and retry.
6188 2016-01-27 Ian Lance Taylor <iant@google.com>
6190 * common.opt (fkeep-gc-roots-live): New undocumented option.
6191 * tree-ssa-loop-ivopts.c (add_candidate_1): If
6192 -fkeep-gc-roots-live, skip pointers.
6193 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
6196 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
6199 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
6200 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
6202 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
6205 * configure.ac: NetBSD provides SSP in its C library.
6206 * configure: Updated.
6208 2016-01-27 Richard Biener <rguenther@suse.de>
6210 PR tree-optimization/69166
6211 * tree-vect-loop.c (vect_is_simple_reduction): Always check
6212 reduction code for commutativity / associativity.
6214 2016-01-27 Martin Jambor <mjambor@suse.cz>
6216 PR tree-optimization/69355
6217 * tree-sra.c (analyze_access_subtree): Correct hole detection when
6218 total_scalarization fails.
6220 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
6222 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
6225 2016-01-27 Christian Bruel <christian.bruel@st.com>
6228 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
6229 Move arm_reset_previous_fndecl and set_target_option_current_node in
6230 the conditional part. Call save_restore_target_globals.
6231 * config/arm/arm.c (arm_set_current_function):
6232 Refactor to better support #pragma target and attribute mix.
6233 Call save_restore_target_globals.
6234 * config/arm/arm-protos.h (save_restore_target_globals): New function.
6236 2016-01-27 Martin Liska <mliska@suse.cz>
6238 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
6239 reference for an HSA kernel and its host function.
6241 2016-01-27 Jakub Jelinek <jakub@redhat.com>
6243 PR tree-optimization/69399
6244 * wide-int.h (wi::lrshift): For larger precisions, only
6245 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
6247 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
6249 * config/arc/predicates.md (proper_comparison_operator): Reject
6250 constant-constant comparison.
6252 2016-01-26 Tom de Vries <tom@codesourcery.com>
6254 PR tree-optimization/69110
6255 * tree-data-ref.c (initialize_data_dependence_relation): Handle
6256 DR_NUM_DIMENSIONS == 0.
6258 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
6259 Sebastian Pop <s.pop@samsung.com>
6261 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
6262 isl_ast_op_cond and isl_ast_op_select.
6263 (gcc_expression_from_isl_expr_op): Same.
6265 2016-01-26 Jason Merrill <jason@redhat.com>
6268 * tree.c (recompute_constructor_flags): Split out from
6270 (verify_constructor_flags): New.
6271 * tree.h: Declare them.
6273 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
6275 PR rtl-optimization/69217
6276 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
6277 are no TYPE_FIELDS set for the record type.
6279 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6282 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
6283 toc_label_name unconditionally.
6284 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
6285 SYMBOL_REF string. Use toc_label_name instead of constructing
6287 (rs6000_elf_declare_function_name): Use toc_label_name instead of
6288 constructing LCTOC1.
6290 2016-01-26 Martin Sebor <msebor@redhat.com>
6293 * doc/extend.texi (Common Type Attributes): Move text that talks about
6294 attribute packed from attribute aligned to the section discussing
6295 the former attribute for clarity.
6297 2016-01-26 Richard Henderson <rth@redhat.com>
6300 * trans-mem.c (tm_region_init): Mark entry block as visited.
6302 2016-01-26 David Malcolm <dmalcolm@redhat.com>
6305 * diagnostic-show-locus.c (layout::print_source_line): Replace
6306 call to pp_newline with call to layout::print_newline.
6307 (layout::print_annotation_line): Likewise.
6308 (layout::move_to_column): Likewise.
6309 (layout::print_any_fixits): After printing any fixits, print a
6310 trailing newline, if necessary.
6311 (layout::print_newline): New method, resetting any colorization
6313 (diagnostic_show_locus): Move the pp_newline to before the
6314 early bailout. Remove dummy block enclosing the layout instance.
6315 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
6316 of pp_newline_and_flush with pp_flush.
6317 (diagnostic_append_note): Delete use of pp_newline.
6318 (diagnostic_append_note_at_rich_loc): Delete.
6319 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
6320 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
6321 when newline characters are added to the buffer.
6323 2016-01-26 Michael Matz <matz@suse.de>
6325 * configure.ac (ac_cv_std_swap_in_utility): New test.
6326 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
6327 * configure: Regenerate.
6328 * config.in: Regenerate.
6330 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
6332 * config/arc/arc.md (cstoresi4): Force operand into register.
6333 (arcset<code>): Fix predicate.
6334 (arcsetltu): Likewise.
6335 (arcsetgeu): Likewise.
6336 (arcsethi): Likewise.
6337 (arcsetls): Likewise.
6339 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6341 PR tree-optimization/69483
6342 * gimple-fold.c (canonicalize_constructor_val): Return NULL
6343 if base has error_mark_node type.
6345 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
6348 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
6349 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
6351 (vget_lane_f16): Handle big-endian.
6352 (vgetq_lane_f16): Likewise.
6353 (vset_lane_f16): Likewise.
6354 (vsetq_lane_f16): Likewise.
6355 * config/arm/iterators.md (VQXMOV): Add V8HF.
6356 (VDQ): Add V4HF and V8HF.
6357 (V_reg): Handle V4HF and V8HF.
6358 (Is_float_mode): Likewise.
6359 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
6360 neon_vdup_nv8hf): New patterns.
6361 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
6362 Use VD_LANE iterator.
6363 (neon_vld1_dup<mode>): Use VQ2 iterator.
6365 2016-01-26 Nathan Sidwell <nathan@acm.org>
6367 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
6368 (set_oacc_fn_attrib): Add IS_KERNEL arg.
6369 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
6370 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
6371 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
6372 (oacc_validate_dims): Add LEVEL arg, don't return level.
6373 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
6375 (execute_oacc_device_lower): Adjust, add more dump output.
6376 * tree-ssa-loop.c (gate_oacc_kernels): Use
6377 oacc_fn_attrib_kernels_p.
6378 * tree-parloops.c (create_parallel_loop): Adjust
6379 set_oacc_fn_attrib call.
6381 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6384 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
6385 (append_compiler_options): Handle -fcilkplus.
6386 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
6388 2016-01-26 Nick Clifton <nickc@redhat.com>
6391 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
6392 been marked as DECL_ONE_ONLY but we do not the means to make it
6393 so, then do not allow it to bind locally.
6395 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6398 * opts.h (parse_sanitizer_options): New prototype.
6399 * opts.c (sanitizer_opts): New array.
6400 (parse_sanitizer_options): New function.
6401 (common_handle_option): Use parse_sanitizer_options.
6403 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
6406 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
6407 alignment adjustment to ...
6408 (ix86_update_stack_boundary): Here. Don't over-align stack for
6410 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
6411 if __tls_get_addr is called.
6413 2016-01-26 Christian Bruel <christian.bruel@st.com>
6415 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
6417 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
6419 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
6421 2016-01-26 Richard Biener <rguenther@suse.de>
6424 * match.pd: Guard X * CST CMP 0 pattern with single_use.
6426 2016-01-26 Richard Biener <rguenther@suse.de>
6428 PR tree-optimization/69452
6429 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
6430 (move_computations_dom_walker::before_dom_children): Rename
6432 (move_computations_worker): This.
6433 (move_computations): Perform an RPO rather than a DOM walk.
6435 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6438 * combine.c (combine_instructions): For REG_EQUAL note with
6439 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
6440 to the underlying register.
6441 * doc/rtl.texi (REG_EQUAL): Document the behavior of
6442 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
6444 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
6447 * config/aarch64/aarch64-builtins.c
6448 (aarch64_init_simd_builtin_types): Do not set structural
6449 equality to __Poly{8,16,64,128}_t types.
6451 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
6453 PR tree-optimization/69400
6454 * wide-int.cc (wi_pack): Take the precision as argument and
6455 perform canonicalization here rather than in the callers.
6456 Use the main loop to handle all full-width HWIs. Add a
6457 zero HWI if in_len isn't a full result.
6458 (wi::divmod_internal): Update accordingly.
6459 (wi::mul_internal): Likewise. Simplify.
6461 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
6462 Sebastian Pop <s.pop@samsung.com>
6464 * graphite-poly.c (apply_poly_transforms): Simplify.
6465 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
6466 (print_isl_map): Same.
6467 (print_isl_union_map): Same.
6468 (print_isl_schedule): New.
6469 (debug_isl_schedule): New.
6470 * graphite-dependences.c (scop_get_reads): Do not call
6471 isl_union_map_add_map that is undocumented isl functionality.
6472 (scop_get_must_writes): Same.
6473 (scop_get_may_writes): Same.
6474 (scop_get_original_schedule): Remove.
6475 (scop_get_dependences): Do not call isl_union_map_compute_flow that
6476 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
6477 (compute_deps): Remove.
6478 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
6479 (debug_schedule_ast): New.
6480 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
6481 set_separate_option.
6482 (graphite_regenerate_ast_isl): Add dump.
6483 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
6484 from scop->transformed_schedule.
6485 (graphite_regenerate_ast_isl): Add more dump.
6486 * graphite-optimize-isl.c (optimize_isl): Set
6487 scop->transformed_schedule. Check whether schedules are equal.
6488 (apply_poly_transforms): Move here.
6489 * graphite-poly.c (apply_poly_transforms): ... from here.
6490 (free_poly_bb): Static.
6491 (free_scop): Static.
6492 (pbb_number_of_iterations_at_time): Remove.
6493 (print_isl_ast): New.
6494 (debug_isl_ast): New.
6495 (debug_scop_pbb): New.
6496 * graphite-scop-detection.c (print_edge): Move.
6498 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
6499 (build_scop_scattering): Remove.
6500 (create_pw_aff_from_tree): Assert instead of bailing out.
6501 (add_condition_to_pbb): Remove unused code, do not fail.
6502 (add_conditions_to_domain): Same.
6503 (add_conditions_to_constraints): Remove.
6504 (build_scop_context): New.
6505 (add_iter_domain_dimension): New.
6506 (build_iteration_domains): Initialize pbb->iterators.
6507 Call add_conditions_to_domain.
6510 (index_outermost_in_loop): New.
6511 (index_pbb_in_loop): New.
6512 (outermost_pbb_in): New.
6513 (add_in_sequence): New.
6514 (add_outer_projection): New.
6515 (outer_projection_mupa): New.
6516 (add_loop_schedule): New.
6517 (build_schedule_pbb): New.
6518 (build_schedule_loop): New.
6519 (embed_in_surrounding_loops): New.
6520 (build_schedule_loop_nest): New.
6521 (build_original_schedule): New.
6522 (build_poly_scop): Call build_original_schedule.
6523 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
6524 (free_poly_dr): Remove.
6525 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
6526 (free_poly_bb): Remove.
6527 (debug_loop_vec): Remove.
6528 (print_isl_ast): Declare.
6529 (debug_isl_ast): Declare.
6530 (scop_do_interchange): Remove.
6531 (scop_do_strip_mine): Remove.
6532 (scop_do_block): Remove.
6533 (flatten_all_loops): Remove.
6534 (optimize_isl): Remove.
6535 (pbb_number_of_iterations_at_time): Remove.
6536 (debug_scop_pbb): Declare.
6537 (print_schedule_ast): Declare.
6538 (debug_schedule_ast): Declare.
6539 (struct scop): Remove schedule. Add original_schedule,
6540 transformed_schedule.
6541 (free_gimple_poly_bb): Remove.
6542 (print_generated_program): Remove.
6543 (debug_generated_program): Remove.
6544 (unify_scattering_dimensions): Remove.
6545 * sese.c (print_edge): ... here.
6546 (print_sese): ... here.
6547 (debug_edge): ... here.
6548 (debug_sese): ... here.
6549 * sese.h (print_edge): Declare.
6550 (print_sese): Declare.
6551 (dump_edge): Declare.
6552 (dump_sese): Declare.
6554 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
6555 Sebastian Pop <s.pop@samsung.com>
6557 * Makefile.in: Set ISLVER in site.exp.
6559 2016-01-25 Jakub Jelinek <jakub@redhat.com>
6561 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
6562 DECL_VALUE_EXPR of new_var even for the non-array case. Look
6563 through DECL_VALUE_EXPR for expansion.
6565 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
6567 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
6568 the frame info after reload completed.
6570 2016-01-25 Jeff Law <law@redhat.com>
6572 PR tree-optimization/69196
6573 PR tree-optimization/68398
6574 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
6575 tree-ssa-threadupdate.c.
6576 (determine_bb_domination_status): Prototype
6577 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
6578 (determine_bb_domination_status): No longer static.
6579 (valid_jump_thread_path): Remove code to detect characteristics
6580 of the jump thread path not associated with correctness.
6581 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
6582 Correct test for thread path length. Count PHIs for real operands as
6583 statements that need to be copied. Do not count ASSERT_EXPRs.
6584 Look at all the blocks in the thread path. Compute and selectively
6585 filter thread paths based on threading through the latch, threading
6586 a multiway branch or crossing a multiway branch.
6588 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6590 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
6591 decl with __attribute__ ((unused)) annotation.
6593 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
6596 * tree-vect-stmts.c (vectorizable_condition): Check vectype
6597 of operands is compatible with a statement vectype.
6599 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
6601 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
6602 improve wording for mixed storage order support.
6604 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
6606 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
6607 (vcvt_u64_f64): Likewise.
6608 (vcvta_s64_f64): Likewise.
6609 (vcvta_u64_f64): Likewise.
6610 (vcvtm_s64_f64): Likewise.
6611 (vcvtm_u64_f64): Likewise.
6612 (vcvtn_s64_f64): Likewise.
6613 (vcvtn_u64_f64): Likewise.
6614 (vcvtp_s64_f64): Likewise.
6615 (vcvtp_u64_f64): Likewise.
6617 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
6619 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
6620 (arc_init): Check validity mll64 option.
6621 (arc_save_restore): Use double load/store instruction.
6622 (arc_expand_movmem): Likewise.
6623 (arc_split_move): Don't split if we have double load/store
6624 instructions. Returns a boolean.
6625 (arc_process_double_reg_moves): Change function to return boolean
6626 instead of a sequence of instructions.
6627 (arc_dwarf_register_span): New function.
6628 * config/arc/arc-protos.h (arc_split_move): Change prototype.
6629 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
6630 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
6631 (*movdf_insn): Likewise.
6632 * config/arc/arc.opt (mll64): New option.
6633 * config/arc/predicates.md (even_register_operand): New predicate.
6634 * doc/invoke.texi (ARC Options): Add mll64 documentation.
6636 2016-01-25 Richard Biener <rguenther@suse.de>
6639 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
6640 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
6642 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
6644 2016-01-25 Richard Biener <rguenther@suse.de>
6646 PR tree-optimization/69376
6647 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
6649 (VN_INFO_ANTI_RANGE_P): New inline.
6650 (VN_INFO_RANGE_TYPE): Likewise.
6651 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
6652 SSA_NAME_ANTI_RANGE_P.
6653 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
6654 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6655 Properly query VN_INFO_RANGE_TYPE.
6657 2016-01-25 Nick Clifton <nickc@redhat.com>
6660 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
6662 2016-01-23 Tom de Vries <tom@codesourcery.com>
6664 PR tree-optimization/69426
6665 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
6668 2016-01-23 Jakub Jelinek <jakub@redhat.com>
6670 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
6671 "the the" with "the" in the comments.
6672 * ipa-devirt.c (build_type_inheritance_graph,
6673 update_type_inheritance_graph): Likewise.
6674 * tree.c (build_function_type_list_1): Likewise.
6675 * cfgloopmanip.c (scale_loop_profile): Likewise.
6676 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
6677 * gimple-ssa-split-paths.c
6678 (find_block_to_duplicate_for_splitting_paths): Likewise.
6679 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
6680 * expr.c (convert_move): Likewise.
6681 * var-tracking.c (vt_stack_adjustments): Likewise.
6682 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
6683 * tree-vrp.c (test_for_singularity): Likewise.
6685 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
6686 directly instead of building a temporary tree.
6689 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
6690 remove <algorithm> include.
6692 2016-01-22 Jakub Jelinek <jakub@redhat.com>
6695 * config/i386/i386.c: Include dojump.h.
6696 (expand_small_movmem_or_setmem,
6697 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
6699 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
6700 if dynamic_check != -1.
6702 2016-01-21 Jeff Law <law@redhat.com>
6705 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
6706 record_temporary_equivalences. Rewritten to avoid unnecessary calls
6707 into dominated_by_p.
6708 (cprop_into_successor_phis): Avoid unnecessary tests.
6710 2016-01-22 Richard Henderson <rth@redhat.com>
6713 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
6714 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
6716 2016-01-22 Michael Matz <matz@suse.de>
6718 * system.h (string, algorithm): Include only conditionally.
6719 (new): Include always under C++.
6720 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
6721 * final.c (toplevel): Ditto.
6722 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
6723 * genconditions.c (write_header): Make gencondmd.c define
6725 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
6727 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
6728 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
6730 2016-01-22 Christian Bruel <christian.bruel@st.com>
6733 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
6735 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6738 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
6739 define_insn_and_split. Ensure operands[1] and operands[0] do not
6740 get assigned the same register.
6742 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
6744 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
6746 2016-01-22 Christian Bruel <christian.bruel@st.com>
6748 * config/arm/arm-c.c (arm_pragma_target_parse):
6749 Remove warn_builtin_macro_redefined overwrite.
6751 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
6753 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
6754 flag_non_call_exceptions compatibility.
6756 2016-01-22 Jakub Jelinek <jakub@redhat.com>
6759 * dwarf2out.c (add_child_die_after): New function.
6760 (dwarf_qual_info_t): New type.
6761 (dwarf_qual_info): New variable.
6762 (qualified_die_p): New function.
6763 (modified_type_die): For -fdebug-types-section, ensure
6764 canonical order of qualifiers. Put qualified DIEs adjacent
6765 to the corresponding non-qualified type DIE and search there
6766 for existing qualified DIEs.
6768 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
6770 * doc/extend.texi (scalar_storage_order type attribute): Document
6771 restriction on type punning and aliasing, and remove future tense.
6773 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
6776 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
6779 2016-01-21 Jeff Law <law@redhat.com>
6782 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
6783 useless call to record_temporary_equivalences.
6784 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
6785 allocate 10 slots in the bb_path vector and let it grow as needed.
6786 (fsm_find_control_statement_thread_paths): Similarly for the next_path
6789 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
6791 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
6793 * configure: Regenerate.
6795 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
6797 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
6798 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
6800 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
6803 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
6804 drop EXPAND_INITIALIZER.
6805 * rtl.h (contains_symbolic_reference_p): Declare.
6806 * rtlanal.c (contains_symbolic_reference_p): New function.
6807 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
6808 a subtraction into a NOT if symbolic constants are involved.
6810 2016-01-21 Anton Blanchard <anton@samba.org>
6811 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6814 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
6816 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
6819 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
6821 * config/microblaze/microblaze.c
6822 (get_branch_target): New.
6823 (insert_wic_for_ilb_runout): New.
6825 (microblaze_machine_dependent_reorg): New.
6826 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
6827 * config/microblaze/microblaze.md
6828 (UNSPEC_IPREFETCH): Define.
6829 (iprefetch): New pattern
6830 * config/microblaze/microblaze.opt
6831 (mxl-prefetch): New flag.
6833 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
6835 * config/microblaze/microblaze.h
6836 (FIXED_REGISTERS): Update in macro.
6837 (CALL_USED_REGISTERS): Update in macro.
6839 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
6841 PR rtl-optimization/68920
6842 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
6845 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
6847 PR rtl-optimization/68990
6848 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
6849 pseudo instead of inheritance ones.
6851 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
6852 Nick Clifton <nickc@redhat.com>
6856 * config/mips/mips.c (mips_compute_frame_info): Initialise
6857 args_size and hard_frame_pointer_offset fields of the frame
6858 structure before calling mips_global_pointer.
6860 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
6862 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
6864 * configure: Regenerate.
6866 2016-01-21 Richard Biener <rguenther@suse.de>
6868 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
6870 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
6872 * config/s390/s390.c (s390_asm_declare_function_size): Add code
6873 to actually emit the .size directive.
6875 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
6876 Jakub Jelinek <jakub@redhat.com>
6880 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
6881 args array size by one to avoid buffer overflow.
6883 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
6885 * config/s390/s390.md (pool_section_start): Use switch_to_section
6886 to select proper read-only data section instead of hardcoding
6888 (pool_section_end): Use switch_to_section to match the above.
6890 2016-01-21 Richard Biener <rguenther@suse.de>
6892 PR tree-optimization/69378
6893 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
6894 (set_ssa_val_to): Use it for dominance checks taking into
6895 account not executable edges.
6897 2016-01-21 Jakub Jelinek <jakub@redhat.com>
6900 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
6901 for bitsize instead of GET_MODE_PRECISION (mode).
6903 2016-01-20 Martin Sebor <msebor@redhat.com>
6906 * extend.texi (__sync Builtins): Clarify the semantics of
6907 __sync_fetch_and_OP built-ins on pointers.
6908 (__atomic Builtins): Same.
6910 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
6911 Sebastian Pop <s.pop@samsung.com>
6913 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
6914 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
6915 (is_valid_rename): Same.
6916 (translate_isl_ast_to_gimple::get_rename): Same.
6917 (translate_isl_ast_to_gimple::rename_all_uses): Same.
6918 (translate_isl_ast_to_gimple::rename_uses): Same.
6919 (get_new_name): Check for close_phi nodes.
6920 (copy_loop_phi_args): Use phi_node_kind.
6921 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
6922 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
6924 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
6925 Sebastian Pop <s.pop@samsung.com>
6927 Revert commit r229783.
6928 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
6929 Remove use of parameter_rename_map.
6931 (copy_internal_parameters): Remove.
6932 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
6933 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
6934 (free_sese_info): Do not free parameter_rename_map.
6935 (set_rename): Do not use parameter_rename_map.
6936 (rename_uses): Update call to set_rename.
6937 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
6938 * sese.h (parameter_rename_map_t): Remove.
6939 (struct sese_info_t): Remove field parameter_rename_map.
6941 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
6942 Sebastian Pop <s.pop@samsung.com>
6944 * graphite-isl-ast-to-gimple.c: Fix comment.
6945 * graphite-scop-detection.c (defined_in_loop_p): New.
6946 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
6947 names defined in loop.
6949 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
6950 Sebastian Pop <s.pop@samsung.com>
6952 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
6953 Discard unstructured if-then-else regions.
6955 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
6956 Sebastian Pop <s.pop@samsung.com>
6958 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
6959 (cleanup_loop_iter_dom): Remove.
6960 (build_loop_iteration_domains): Remove.
6961 (build_scop_context): Remove.
6962 (build_scop_iteration_domain): Remove.
6963 (add_loop_constraints): New.
6964 (build_iteration_domains): New.
6965 (build_poly_scop): Call build_iteration_domains.
6967 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
6968 Sebastian Pop <s.pop@samsung.com>
6970 * graphite-scop-detection.c
6971 (scop_detection::harmful_loop_in_region): Free dom and loops.
6972 (scop_detection::loop_body_is_valid_scop): Free bbs.
6974 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
6975 Sebastian Pop <s.pop@samsung.com>
6977 * graphite-scop-detection.c (record_loop_in_sese): New.
6978 (gather_bbs::before_dom_children): Call record_loop_in_sese.
6979 (build_scops): Remove call to build_sese_loop_nests.
6980 * sese.c (sese_record_loop): Remove.
6981 (build_sese_loop_nests): Remove.
6982 (new_sese_info): Remove region->loops.
6983 (free_sese_info): Same.
6984 * sese.h (sese_contains_loop): Same.
6985 (build_sese_loop_nests): Remove.
6986 (sese_contains_loop): Remove.
6988 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
6989 Sebastian Pop <s.pop@samsung.com>
6991 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
6992 loop_is_valid_in_scop.
6993 (scop_detection::harmful_stmt_in_region): Renamed
6994 harmful_loop_in_region.
6995 Call loop_is_valid_in_scop.
6997 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
6998 Sebastian Pop <s.pop@samsung.com>
7000 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
7003 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7004 Sebastian Pop <s.pop@samsung.com>
7006 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
7007 * graphite.h (struct poly_bb): Remove field is_reduction.
7008 (PBB_IS_REDUCTION): Remove.
7010 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7011 Sebastian Pop <s.pop@samsung.com>
7013 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
7014 (add_pdr_constraints): Same.
7015 (scop_get_reads): Same.
7016 (scop_get_must_writes): Same.
7017 (scop_get_may_writes): Same.
7018 (scop_get_original_schedule): Same.
7019 (extend_schedule): Same.
7020 (apply_schedule_on_deps): Same.
7021 (carries_deps): Same.
7022 (compute_deps): Same.
7023 (scop_get_dependences): Same.
7024 * graphite-isl-ast-to-gimple.c
7025 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
7026 * graphite-optimize-isl.c (get_schedule_for_band): Same.
7027 (get_schedule_for_band_list): Same.
7028 (get_schedule_map): Same.
7029 (apply_schedule_map_to_scop): Same.
7030 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
7031 (build_loop_iteration_domains): Same.
7032 (add_condition_to_pbb): Same.
7033 (add_param_constraints): Same.
7034 (pdr_add_memory_accesses): Same.
7035 (pdr_add_data_dimensions): Same.
7037 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7039 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
7042 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7044 * common.opt (feliminate-dwarf2-dups): Replace references to
7045 "DWARF 2" with just "DWARF".
7046 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
7047 * doc/extend.texi: Likewise.
7048 * doc/cpp.texi: Likewise.
7049 * doc/invoke.texi: Likewise.
7050 (Option Summary): Add -gdwarf to list of Debugging Options.
7051 (Debugging Options): Document -gdwarf.
7052 * doc/contrib.texi: Spell "DWARF" like that.
7054 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7056 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
7057 warning. Fix up formatting.
7060 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
7061 attempt to mark memory input operand addressable and
7062 call prepare_gimple_addressable in that case. Don't adjust
7063 input_location for diagnostics, use error_at instead.
7065 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
7067 * config/rs6000/ppc-auxv.h: New file.
7068 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
7070 (cpu_supports): Likewise.
7071 * config/rs6000/rs6000.c: include "ppc-auxv.h".
7072 (cpu_is_info): New variable.
7073 (cpu_supports_info): Likewise.
7074 (tcb_verification_symbol): Likewise.
7075 (cpu_builtin_p): Likewise.
7076 (cpu_expand_builtin): New function.
7077 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
7078 (rs6000_init_builtins): Likewise.
7079 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
7080 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
7081 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
7082 * configure: Regenerate.
7083 * config.in: Likewise.
7084 * doc/extend.texi (PowerPC Built-in Functions): Document
7085 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
7087 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
7090 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
7092 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
7095 2016-01-20 Richard Henderson <rth@redhat.com>
7101 * tree.c (tm_define_builtin): New.
7102 (find_tm_vector_type): New.
7103 (build_tm_vector_builtins): New.
7104 (build_common_builtin_nodes): Call it.
7106 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
7108 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
7109 (arm_fp_ok): Likewise.
7111 (arm_crypto): Likewise.
7113 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
7114 Richard Biener <rguenther@suse.de>
7116 PR tree-optimization/69328
7117 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
7118 vectors have same number of elements.
7119 (vectorizable_condition): Fix masked version recognition.
7121 2016-01-20 Richard Biener <rguenther@suse.de>
7123 PR tree-optimization/69345
7124 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
7125 (VN_INFO_PTR_INFO): Likewise.
7126 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
7127 info when it is equal between non-dominating SSA names.
7128 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7129 Make sure to look at original SSA infos.
7131 2016-01-20 Jeff Law <law@redhat.com>
7134 * config/m68k/predicates.md (pow2_m1_operand): New predicate
7136 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
7137 (pc_or_label_operand): New predicate.
7138 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
7139 tests for small integers that are 2^n - 1.
7141 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
7143 * doc/invoke.texi (Options Summary): Add '.' after @xref.
7145 2016-01-19 Jeff Law <law@redhat.com>
7148 * tree-ssa-threadbackwards.c
7149 (fsm_find_control_statement_thread_paths): Do not try to lookup
7150 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
7152 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7154 * doc/lto.texi: Remove text that says only Gold has linker plugin
7157 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
7159 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
7160 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
7161 the DIE accordingly.
7162 (modified_type_die): Add REVERSE parameter and pass it recursively,
7163 as well as to base_type_die. Adjust presence check accordingly.
7164 (base_type_for_mode): Adjust call to modified_type_die.
7165 (add_type_attribute): Add REVERSE parameter and pass it to
7167 (generic_parameter_die): Adjust call to add_type_attribute.
7168 (add_scalar_info): Likewise.
7169 (add_subscript_info): Likewise.
7170 (gen_array_type_die): Likewise.
7171 (gen_descr_array_type_die): Likewise.
7172 (gen_entry_point_die): Likewise.
7173 (gen_enumeration_type_die): Likewise.
7174 (gen_formal_parameter_die): Likewise.
7175 (gen_subprogram_die): Likewise.
7176 (gen_variable_die ): Likewise.
7177 (gen_const_die): Likewise.
7178 (gen_field_die): Likewise.
7179 (gen_pointer_type_die): Likewise.
7180 (gen_reference_type_die): Likewise.
7181 (gen_ptr_to_mbr_type_die): Likewise.
7182 (gen_inheritance_die): Likewise.
7183 (gen_subroutine_type_die): Likewise.
7184 (gen_typedef_die): Likewise.
7185 (force_type_die): Adjust call to modified_type_die.
7187 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
7189 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
7190 flow throughout the file. Fix broken link to Objective-C 2.0
7192 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
7195 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7197 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
7199 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7202 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
7203 (maybe_record_node): Record cxa_pure_virtual as the only possible
7204 target if there are not ohter candidates.
7205 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
7207 2016-01-19 Richard Biener <rguenther@suse.de>
7209 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
7210 (get_memory_order): Likewise.
7212 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
7214 * tree-vect-stmts.c (vectorizable_store): Check
7217 2016-01-19 David Malcolm <dmalcolm@redhat.com>
7220 * gcc.c (driver::decode_argv): Add call to
7221 init_opts_obstack before init_options_struct.
7222 * opts.c (init_opts_obstack): Remove idempotency.
7223 (init_options_struct): Replace call to init_opts_obstack
7224 with a gcc_assert to verify that it has already been called.
7225 * toplev.c (toplev::main): Add call to init_opts_obstack before
7226 calls to init_options_struct.
7227 (toplev::finalize): Move cleanup of opts_obstack next to
7228 cleanup of save_decoded_options, clearing the latter, and
7229 save_decoded_options_count.
7231 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7234 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
7235 attribute to unconditional. Remove %? from output template.
7237 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7238 Jiong Wang <jiong.wang@arm.com>
7240 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
7241 generated from different expand order.
7243 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7245 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
7246 Add support for CCMP costing.
7248 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7250 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
7251 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
7252 (fccmpe<mode>): Likewise.
7253 (fcmp): Rename to fcmp and globalize pattern.
7255 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
7256 (aarch64_gen_ccmp_next): Add FP support.
7258 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7260 * target.def (gen_ccmp_first): Update documentation.
7261 (gen_ccmp_next): Likewise.
7262 * doc/tm.texi (gen_ccmp_first): Update documentation.
7263 (gen_ccmp_next): Likewise.
7264 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
7265 expand_ccmp_expr_1. Improve comments.
7266 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
7267 (ccmp_ior<mode>): Remove pattern.
7268 (cmp<mode>): Remove expand.
7269 (cmp): Globalize pattern.
7270 (cstorecc4): Use cc_register.
7271 (mov<mode>cc): Remove ccmp_cc_register check.
7272 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
7273 Simplify after removal of CC_DNE/* modes.
7274 (aarch64_ccmp_mode_to_code): Remove.
7275 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
7276 In 'k' case use integer as condition.
7277 (aarch64_nzcv_codes): Remove inverted cases.
7278 (aarch64_code_to_ccmode): Remove.
7279 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
7280 comparison with CC register to be used in folowing CCMP/branch/CSEL.
7281 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
7282 pattern. Return the comparison with CC register. Invert conditions
7284 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
7285 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
7287 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7289 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
7290 instrumented_version.
7292 2016-01-19 Richard Biener <rguenther@suse.de>
7294 PR tree-optimization/69336
7295 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
7296 handled components with get_ref_base_and_extent.
7297 (equal_mem_array_ref_p): Adjust.
7299 2016-01-19 Jakub Jelinek <jakub@redhat.com>
7302 * shrink-wrap.c: Include valtrack.h.
7303 (move_insn_for_shrink_wrap): Add DEBUG argument. If
7304 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
7305 in between insn and where it will be moved to. Call
7306 dead_debug_insert_temp.
7307 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
7308 first and dead_debug_local_finish at the end.
7309 For uses and defs bitmap, handle all regs in between REGNO and
7310 END_REGNO, not just the first one.
7312 2016-01-19 Richard Biener <rguenther@suse.de>
7314 PR tree-optimization/69352
7315 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
7316 (equal_mem_array_ref_p): Constrain size and max size properly.
7317 Compare the reverse flag.
7319 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
7321 * ira.c (ira): Update regstat data if we deleted insns.
7323 2016-01-19 Jakub Jelinek <jakub@redhat.com>
7325 PR rtl-optimization/68955
7326 PR rtl-optimization/64557
7327 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
7328 here. Fix up formatting.
7329 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
7331 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7334 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
7335 assume that the node has body.
7336 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
7339 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7341 * lto-streamer-out.c (lto_output): Do not stream instrumentation
7344 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7346 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
7347 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
7349 2016-01-19 Martin Jambor <mjambor@suse.cz>
7350 Martin Liska <mliska@suse.cz>
7351 Michael Matz <matz@suse.de>
7353 * Makefile.in (OBJS): Add new source files.
7354 (GTFILES): Add hsa.c.
7355 * common.opt (disable_hsa): New variable.
7356 (-Whsa): New warning.
7357 * config.in (ENABLE_HSA): New.
7358 * configure.ac: Treat hsa differently from other accelerators.
7359 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
7361 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
7362 * doc/install.texi (Configuration): Document --with-hsa-runtime,
7363 --with-hsa-runtime-include, --with-hsa-runtime-lib and
7365 * doc/invoke.texi (-Whsa): Document.
7366 (hsa-gen-debug-stores): Likewise.
7367 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
7368 to invoke offload compiler for hsa acclerator.
7369 * opts.c (common_handle_option): Determine whether HSA offloading
7370 should be performed.
7371 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
7372 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
7373 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
7374 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
7375 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
7376 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
7377 GF_OMP_FOR_KIND_GRID_LOOP.
7378 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
7379 (pp_gimple_stmt_1): Likewise.
7380 * gimple-walk.c (walk_gimple_stmt): Likewise.
7381 * gimple.c (gimple_build_omp_grid_body): New function.
7382 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
7383 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
7384 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
7385 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
7386 GF_OMP_TEAMS_GRID_PHONY.
7387 (gimple_statement_omp_single_layout): Updated comments.
7388 (gimple_build_omp_grid_body): New function.
7389 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
7390 (gimple_omp_for_grid_phony): New function.
7391 (gimple_omp_for_set_grid_phony): Likewise.
7392 (gimple_omp_parallel_grid_phony): Likewise.
7393 (gimple_omp_parallel_set_grid_phony): Likewise.
7394 (gimple_omp_teams_grid_phony): Likewise.
7395 (gimple_omp_teams_set_grid_phony): Likewise.
7396 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
7397 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
7398 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
7399 (BUILT_IN_GOMP_TARGET): Updated type.
7400 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
7401 (adjust_for_condition): New function.
7402 (get_omp_for_step_from_incr): Likewise.
7403 (extract_omp_for_data): Moved parts to adjust_for_condition and
7404 get_omp_for_step_from_incr.
7405 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
7406 (fixup_child_record_type): Bail out if receiver_decl is NULL.
7407 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
7408 (scan_omp_parallel): Do not create child functions for phony
7410 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
7411 (scan_omp_1_op): Checking assert we are not remapping to
7412 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
7413 (parallel_needs_hsa_kernel_p): New function.
7414 (expand_parallel_call): Register apprpriate parallel child
7415 functions as HSA kernels.
7416 (grid_launch_attributes_trees): New type.
7417 (grid_attr_trees): New variable.
7418 (grid_create_kernel_launch_attr_types): New function.
7419 (grid_insert_store_range_dim): Likewise.
7420 (grid_get_kernel_launch_attributes): Likewise.
7421 (get_target_argument_identifier_1): Likewise.
7422 (get_target_argument_identifier): Likewise.
7423 (get_target_argument_value): Likewise.
7424 (push_target_argument_according_to_value): Likewise.
7425 (get_target_arguments): Likewise.
7426 (expand_omp_target): Call get_target_arguments instead of looking
7427 up for teams and thread limit.
7428 (grid_expand_omp_for_loop): New function.
7429 (grid_arg_decl_map): New type.
7430 (grid_remap_kernel_arg_accesses): New function.
7431 (grid_expand_target_kernel_body): New function.
7432 (expand_omp): Call it.
7433 (lower_omp_for): Do not emit phony constructs.
7434 (lower_omp_taskreg): Do not emit phony constructs but create for them
7435 a temporary variable receiver_decl.
7436 (lower_omp_taskreg): Do not emit phony constructs.
7437 (lower_omp_teams): Likewise.
7438 (lower_omp_grid_body): New function.
7439 (lower_omp_1): Call it.
7440 (grid_reg_assignment_to_local_var_p): New function.
7441 (grid_seq_only_contains_local_assignments): Likewise.
7442 (grid_find_single_omp_among_assignments_1): Likewise.
7443 (grid_find_single_omp_among_assignments): Likewise.
7444 (grid_find_ungridifiable_statement): Likewise.
7445 (grid_target_follows_gridifiable_pattern): Likewise.
7446 (grid_remap_prebody_decls): Likewise.
7447 (grid_copy_leading_local_assignments): Likewise.
7448 (grid_process_kernel_body_copy): Likewise.
7449 (grid_attempt_target_gridification): Likewise.
7450 (grid_gridify_all_targets_stmt): Likewise.
7451 (grid_gridify_all_targets): Likewise.
7452 (execute_lower_omp): Call grid_gridify_all_targets.
7453 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
7454 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
7455 (tree_omp_clause): Added union field dimension.
7456 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
7457 * tree.c (omp_clause_num_ops): Added number of arguments of
7458 OMP_CLAUSE__GRIDDIM_.
7459 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
7460 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
7461 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
7462 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
7463 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
7464 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
7465 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
7466 * tree-pass.h (make_pass_gen_hsail): Declare.
7467 (make_pass_ipa_hsa): Likewise.
7468 * ipa-hsa.c: New file.
7469 * lto-section-in.c (lto_section_name): Add hsa section name.
7470 * lto-streamer.h (lto_section_type): Add hsa section.
7471 * timevar.def (TV_IPA_HSA): New.
7472 * hsa-brig-format.h: New file.
7473 * hsa-brig.c: New file.
7474 * hsa-dump.c: Likewise.
7475 * hsa-gen.c: Likewise.
7478 * toplev.c (compile_file): Call hsa_output_brig.
7479 * hsa-regalloc.c: New file.
7481 2016-01-18 Jeff Law <law@redhat.com>
7483 PR tree-optimization/69320
7484 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
7485 ranged object, do nothing if the RHS constant is not [0..1].
7486 (optimize_stmt): Comparing a boolean ranged object against a
7487 constant outside [0..1] results in a compile-time constant.
7489 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
7492 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
7494 * doc/invoke.texi (Invoking GCC): Add new section to menu.
7495 (Option Summary): Update to reflect new section and moved options.
7496 (C++ Dialect Options): Move -fstats to new section.
7497 (Debugging Options): Move all dump, statistics, and other GCC
7498 developer options to new section. Rewrite section introduction
7499 and re-order remaining options to put the more basic ones first.
7500 (Optimization Options): Move -fira-verbose and -flto-report* to
7502 (Developer Options): New section incorporating moved options.
7503 * doc/cppopts.texi (-dM): Update cross-reference.
7505 2016-01-18 Richard Henderson <rth@redhat.com>
7508 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
7509 operands to pseudo only if CSE is expected. Split long immediate
7510 operands only after reload, and for the stack pointer.
7511 (*add<GPI>3_pluslong): Remove.
7512 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
7513 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
7514 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
7515 (*add<GPI>3 peepholes): New.
7516 (*add<GPI>3 splitters): New.
7517 * config/aarch64/constraints.md (Upl): New.
7518 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
7520 2016-01-18 Richard Biener <rguenther@suse.de>
7522 PR tree-optimization/69297
7523 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
7525 (vect_bb_vectorization_profitable_p): Clear visited flag again.
7527 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
7530 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
7531 of mixind vector and scalar types.
7532 (fold_relational_const): Add handling of vector
7533 comparison with boolean result.
7534 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
7535 comparison of vector operands with boolean result for EQ/NE only.
7536 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
7537 (verify_gimple_cond): Likewise.
7538 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
7541 2016-01-18 Joseph Myers <joseph@codesourcery.com>
7543 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
7546 2016-01-18 Richard Biener <rguenther@suse.de>
7549 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
7551 2016-01-18 Tom de Vries <tom@codesourcery.com>
7553 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
7555 2016-01-18 Tom de Vries <tom@codesourcery.com>
7557 * omp-low.c (set_oacc_fn_attrib): Make extern.
7558 * omp-low.h (set_oacc_fn_attrib): Declare.
7559 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
7560 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
7561 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
7562 Add and handle function parameter oacc_kernels_p.
7563 (find_reduc_addr, get_omp_data_i_param): New function.
7564 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
7565 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
7566 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
7567 Calculate dominance info. Skip loops that are not in a kernels region
7568 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
7569 (pass_parallelize_loops::execute): Call parallelize_loops with
7570 oacc_kernels_p argument.
7571 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
7572 New member function.
7573 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
7574 * passes.def: Add argument to pass_parallelize_loops instantation.
7576 2016-01-18 Tom de Vries <tom@codesourcery.com>
7578 * tree-parloops.c (pass_parallelize_loops::execute): Allow
7579 pass_parallelize_loops to be run outside the loop pipeline.
7581 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
7583 * tree-scalar-evolution.c (follow_copies_to_constant): New.
7584 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
7586 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
7589 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
7590 using get_ref_base_and_extent.
7591 (equal_mem_array_ref_p): New.
7592 (hashable_expr_equal_p): Add call to previous.
7594 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
7597 * tree-sra.c (disqualified_constants, constant_decl_p): New.
7598 (sra_initialize): Allocate disqualified_constants.
7599 (sra_deinitialize): Free disqualified_constants.
7600 (disqualify_candidate): Update disqualified_constants when appropriate.
7601 (create_access): Scan for constant-pool entries as we go along.
7602 (scalarizable_type_p): Add check against type_contains_placeholder_p.
7603 (maybe_add_sra_candidate): Allow constant-pool entries.
7604 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
7605 (initialize_constant_pool_replacements): New.
7606 (sra_modify_assign): Avoid mangling assignments created by previous,
7607 and don't generate writes into constant pool.
7608 (sra_modify_function_body): Call initialize_constant_pool_replacements.
7610 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
7612 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
7614 (scalar_chain::convert_op): Likewise.
7615 * config/i386/i386.md (*andndi3_doubleword): New.
7617 2016-01-18 Richard Biener <rguenther@suse.de>
7619 PR tree-optimization/69170
7620 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
7621 building a vector from scalar results of a pattern stmt.
7623 2016-01-18 Jakub Jelinek <jakub@redhat.com>
7625 * haifa-sched.c (autopref_multipass_init): Work around
7626 -Wmaybe-uninitialized warning.
7628 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
7630 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
7631 against the constant 0.
7633 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7635 PR tree-optimization/68799
7636 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
7637 look up phi candidates in the statement-candidate map.
7638 (phi_add_costs): Likewise.
7639 (record_phi_increments): Likewise.
7640 (phi_incr_cost): Likewise.
7641 (ncd_with_phi): Likewise.
7642 (all_phi_incrs_profitable): Likewise.
7644 2016-01-17 Jakub Jelinek <jakub@redhat.com>
7646 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
7647 -Wmaybe-uninitialized warning.
7649 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
7651 * doc/invoke.texi (Invoking GCC): Add new section to menu.
7652 (Option Summary): Update to reflect new section and moved options.
7653 (C++ Dialect Options): Move -fvtable-verify and related options.
7654 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
7655 and profiling-related options.
7656 (Optimization Options): Move profile generation options and
7657 -fstack-protector and related options.
7658 (Instrumentation Options): New section incorporating moved options.
7659 (Code Generation Options): Move -finstrument-functions and
7660 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
7662 2016-01-16 Tom de Vries <tom@codesourcery.com>
7664 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
7666 2016-01-16 Tom de Vries <tom@codesourcery.com>
7668 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
7670 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
7672 * hash-table.h (hash_table::empty): Turn into an inline wrapper
7673 that checks whether the table is already empty. Rename the
7674 original implementation to...
7675 (hash_table::empty_slot): ...this new private function.
7677 2016-01-15 David Malcolm <dmalcolm@redhat.com>
7680 * diagnostic-show-locus.c (layout::print_source_line): Move x
7681 offset of line until after call to
7682 get_line_width_without_trailing_whitespace.
7684 2016-01-15 Jeff Law <law@redhat.com>
7686 PR tree-optimization/69270
7687 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
7688 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
7689 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
7690 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
7691 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
7692 ssa_name_has_boolean_range and constant_boolean_node.
7694 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
7696 PR rtl-optimization/69030
7697 * lra-spills.c (remove_pseudos): Check nrefs and make the function
7699 (spill_pseudos): Delete debug insn for dead pseudo.
7700 (lra_spill): Initiate spill_hard_reg and slots memory separately.
7702 2016-01-15 Jiong Wang <jiong.wang@arm.com>
7704 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
7706 (TYPES_UNOPUS): Likewise.
7707 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
7708 builtin type, from UNOP to UNOPUS.
7709 (lbtruncuv4sf): Likewise.
7710 (lbtruncuv2df): Likewise.
7711 (lrounduv2sf): Likewise.
7712 (lrounduv4sf): Likewise.
7713 (lrounduv2df): Likewise.
7714 (lroundusf): Likewise.
7715 (lroundusf): Likewise.
7716 (lceiluv2sf): Likewise.
7717 (lceiluv4sf): Likewise.
7718 (lceiluv2df): Likewise.
7719 (lceilusf): Likewise.
7720 (lceiludf): Likewise.
7721 (lflooruv2sf): Likewise.
7722 (lflooruv4sf): Likewise.
7723 (lflooruv2df): Likewise.
7724 (lfloorusf): Likewise.
7725 (lfloorudf): Likewise.
7726 (lfrintnuv2sf): Likewise.
7727 (lfrintnuv4sf): Likewise.
7728 (lfrintnuv2df): Likewise.
7729 (lfrintnusf): Likewise.
7730 (lfrintnudf): Likewise.
7731 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
7733 (vcvtq_u32_f32): Likewise.
7734 (vcvtq_u64_f64): Likewise.
7735 (vcvta_u32_f32): Likewise.
7736 (vcvtaq_u32_f32): Likewise.
7737 (vcvtaq_u64_f64): Likewise.
7738 (vcvtm_u32_f32): Likewise.
7739 (vcvtmq_u32_f32): Likewise.
7740 (vcvtmq_u64_f64): Likewise.
7741 (vcvtn_u32_f32): Likwise.
7742 (vcvtnq_u32_f32): Likewise.
7743 (vcvtnq_u64_f64): Likewise.
7744 (vcvtp_u32_f32): Likewise.
7745 (vcvtpq_u32_f32): Likewise.
7746 (vcvtpq_u64_f64): Likewise.
7747 (vcvtmd_u64_f64): Likewise.
7748 (vcvtms_u32_f32): Likewise.
7749 (vcvtad_u64_f64): Likewise.
7750 (vcvtas_u32_f32): Likewise.
7751 (vcvtnd_u64_f64): Likewise.
7752 (vcvtns_u32_f32): Likewise.
7753 (vcvtpd_u64_f64): Likewise.
7754 (vcvtps_u32_f32): Likewise.
7756 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7758 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
7759 CSEL of zero_extended registers.
7761 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7763 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
7764 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
7766 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7768 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
7769 false when argument string is not found in the attributes table
7772 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
7775 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
7776 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
7777 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
7780 2016-01-15 Richard Biener <rguenther@suse.de>
7782 PR tree-optimization/66856
7783 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
7784 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
7785 (vect_create_new_slp_node): Increment stmt reference count.
7786 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
7787 an SLP tree before swapping operands.
7788 (vect_build_slp_tree): Likewise.
7789 (destroy_bb_vec_info): Free stmt info after SLP instances.
7790 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
7791 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
7792 (STMT_VINFO_NUM_SLP_USES): New macro.
7794 2016-01-15 Richard Biener <rguenther@suse.de>
7797 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
7798 (add_linkage_name): ... here.
7799 (gen_typedef_die): Use add_linkage_name_raw instead of
7800 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
7803 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
7805 * gimplify.c (oacc_default_clause): Decode reference and pointer
7806 types for both kernels and parallel regions.
7808 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
7811 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
7813 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
7815 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
7816 (convert_scalars_to_vector): Likewise.
7818 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
7820 * doc/extend.texi (Type Traits): Fix grammar.
7822 2016-01-15 Martin Jambor <mjambor@suse.cz>
7824 * tree-inline.c (remap_decl): Use existing dclarations if
7825 remapping a type and prevent_decl_creation_for_types.
7826 (replace_locals_stmt): Do an initial remapping of non-VLA typed
7827 decls first. Do real remapping with
7828 prevent_decl_creation_for_types set.
7829 * tree-inline.h (copy_body_data): New field
7830 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
7833 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
7835 * config/s390/s390.opt (mmvcle): More verbose help text.
7837 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
7839 * config/s390/s390.opt: Add period to -mzvector option text.
7841 2016-01-15 Richard Biener <rguenther@suse.de>
7843 PR tree-optimization/68961
7844 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
7845 of invariants in stores again.
7847 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
7849 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
7851 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
7853 * config/i386/i386.c (ix86_expand_branch): Don't split
7854 DI mode xor instruction to SI mode.
7856 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
7859 * ipa-icf.c (sem_function::merge): Virtual functions may become
7860 reachable even if they address is not taken and there are no
7863 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
7865 * lto-streamer-out.c (subtract_estimated_size): New function.
7866 (get_symbol_initial_value): Use it.
7868 2016-01-15 Christian Bruel <christian.bruel@st.com>
7871 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
7872 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
7873 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
7874 use add_builtin_function_ext_scope instead of add_builtin_function.
7875 (neon_set_p, neon_crypto_set_p): Remove.
7876 (arm_init_builtins): Always call arm_init_neon_builtins and
7877 arm_init_crypto_builtins.
7878 (arm_expand_builtin): Check that builtins are allowed for the arch.
7879 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
7880 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
7881 arm_init_neon_builtins call.
7883 2016-01-15 Richard Biener <rguenther@suse.de>
7885 PR tree-optimization/69117
7886 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
7887 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
7888 of the leader conservatively.
7889 (free_scc_vn): Restore original SSA name infos.
7891 2016-01-14 Jeff Law <law@redhat.com>
7893 PR tree-optimization/69270
7894 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
7895 single bit of precision, verify it's also unsigned.
7896 (record_edge_info): Use constant_boolean_node rather than fold_convert
7897 to convert boolean_true/boolean_false to the right type.
7899 2016-01-14 Richard Henderson <rth@redhat.com>
7902 * loop-doloop.c (record_reg_sets): New.
7903 (doloop_optimize): Reject the transform if the sequence
7904 clobbers registers live at the end of the loop block.
7905 (doloop_optimize_loops): Enable df_live if needed.
7907 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7909 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
7910 * gcc/config/rs6000/rs6000.c: Likewise.
7911 * gcc/config/rs6000/rs6000.h: Likewise.
7912 * gcc/config/rs6000/rs6000.md: Likewise.
7913 * gcc/doc/extend.texi: Likewsie.
7915 2016-01-14 Jeff Law <law@redhat.com>
7917 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
7920 2016-01-14 Richard Henderson <rth@redhat.com>
7924 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
7925 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
7926 instead of builtin_decl_declared_p to test for declaration.
7928 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
7930 * doc/loop.texi (Loop Analysis and Representation): Document
7931 loop_depth function.
7933 2016-01-14 Tom de Vries <tom@codesourcery.com>
7935 PR tree-optimization/68773
7936 * omp-low.c (expand_omp_target): Don't set force_output.
7937 * varpool.c (varpool_node::get_create): Same.
7938 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
7939 offload_funcs with force_output.
7941 2016-01-14 Jakub Jelinek <jakub@redhat.com>
7944 * lra-eliminations.c (move_plus_up): Don't change anything if either
7945 the outer or inner subreg mode is not MODE_INT.
7946 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
7947 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
7949 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
7951 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
7952 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
7953 reduc_uplus_@var{m}): Remove.
7954 * expr.c (expand_expr_real_2): Remove expansion path for
7955 reduc_[us](min|max|plus) optabs.
7956 * optabs-tree.c (scalar_reduc_to_vector): Remove.
7957 * optabs-tree.h (scalar_reduc_to_vector): Remove.
7958 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
7959 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
7960 * tree-vect-loop.c (vectorizable_reduction): Remove test for
7961 reduc_[us](min|max|plus) optabs.
7963 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
7965 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
7966 (reduc_plus_scal_v2sf): New.
7967 (reduc_smax_v2sf): Rename to...
7968 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
7969 (reduc_smin_v2sf): Rename to...
7970 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
7972 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
7974 * alias.c (compare_base_symbol_refs): New function.
7975 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
7978 2016-01-14 Jakub Jelinek <jakub@redhat.com>
7981 PR tree-optimization/69155
7982 * tree-complex.c: Include cfganal.h.
7983 (phis_to_revisit): New variable.
7984 (extract_component): Add phiarg_p argument. Assert that returned
7985 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
7986 (update_phi_components): Partly rewrite to use loop over real/imag
7987 components instead of code duplication. If extract_component returns
7988 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
7989 create_tmp_reg into the PHI node instead, and mention the phi triplet
7991 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
7992 in phis_to_revisit at the end.
7994 2016-01-14 Richard Biener <rguenther@suse.de>
7996 PR tree-optimization/68060
7997 * tree-vect-loop.c (vect_is_simple_reduction): Check the
7998 outer loop reduction is only used in the inner loop before
7999 detecting a double reduction.
8001 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8004 * combine.c (expand_field_assignment): Punt if compute_mode is
8005 unsupported scalar mode.
8007 2016-01-14 Richard Biener <rguenther@suse.de>
8009 PR tree-optimization/66856
8010 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
8011 SLP node only if it built successfully.
8012 (vect_analyze_slp_instance): Adjust.
8014 2016-01-14 Jeff Law <law@redhat.com>
8016 PR tree-optimization/69270
8017 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
8018 (record_edge_info): Use it. Convert boolean_{true,false}_node
8021 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
8024 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
8025 use block_ultimate_origin
8026 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
8028 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8030 * doc/invoke.texi (Submodel Options): Rename section to
8031 "Machine-Dependent Options" to better reflect its content.
8032 Rewrite introductory text to remove archaic CPU names.
8035 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8037 * doc/invoke.texi (Code Gen Options): Move section up in file,
8038 before target-specific options. Update menu and option summary
8039 to reflect the new section ordering.
8041 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8043 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
8044 (C++ Dialect Options): Add cross-reference to -std option.
8045 * doc/standards.texi (C++ Language): Document C++14 support.
8047 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8049 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
8050 for pack/unpack functions for __ibm128.
8051 (PACK_IF): Likewise.
8052 (UNPACK_IF): Likewise.
8054 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
8055 support for __ibm128 pack/unpack functions.
8056 (rs6000_invalid_builtin): Likewise.
8057 (rs6000_init_builtins): Likewise.
8058 (rs6000_opt_masks): Likewise.
8060 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
8061 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
8063 (RS6000_BTM_COMMON): Likewise.
8065 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
8066 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
8067 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
8068 128-bit floating point. Add support for the double values to be
8069 in Altivec registers for TF/IF packing and unpacking, but restrict
8070 TD packing sub-fields to be FPR registers. Don't allow overlapped
8071 register support for packing. Allow pack inputs to be memory
8072 locations. Don't build generator functions for unpack<mode>_dm
8073 and unpack<mode>_nodm.
8074 (unpack<mode>_dm): Likewise.
8075 (unpack<mode>_nodm): Likewise.
8076 (pack<mode>): Likewise.
8078 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
8079 built-in functions to pack/unpack explicit __ibm128 values.
8080 (__builtin_unpack_ibm128): Likewise.
8082 * doc/extend.texi (PowerPC Built-in Functions): Document
8083 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
8085 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
8088 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
8089 Add new arg loc and pass it down as context.
8090 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
8091 to the location to use for the warning.
8092 (check_function_arguments): New arg loc. All callers changed. Pass
8093 it to check_function_nonnull.
8094 * c-common.h (check_function_arguments): Adjust declaration.
8096 2016-01-13 Jakub Jelinek <jakub@redhat.com>
8098 PR tree-optimization/69156
8099 * gimple.c (validate_type): Removed.
8100 (gimple_builtin_call_types_compatible_p): Use
8101 useless_type_conversion_p instead of validate_type.
8102 * value-prof.c (gimple_stringop_fixed_value): Fold
8103 icall_size to correct type.
8105 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8107 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
8110 2016-01-13 Richard Henderson <rth@redhat.com>
8113 * target.def (builtin_tm_load, builtin_tm_store): Remove.
8114 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
8115 (ix86_builtin_tm_store): Remove.
8116 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8117 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8118 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8119 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8120 * doc/tm.texi: Rebuild.
8122 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
8123 (BUILT_IN_TM_MEMCPY_RTWN): New.
8124 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
8125 fallback from vector to integer helpers.
8126 (build_tm_load): Handle vector types directly, instead of
8128 (build_tm_store): Likewise.
8129 (expand_assign_tm): Prepare for register types not handled by
8130 the above. Copy them to memory and use memcpy.
8131 * tree.c (tm_define_builtin): New.
8132 (find_tm_vector_type): New.
8133 (build_tm_vector_builtins): New.
8134 (build_common_builtin_nodes): Call it.
8136 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
8138 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
8139 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
8141 2016-01-13 Tom de Vries <tom@codesourcery.com>
8143 PR tree-optimization/69169
8144 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
8145 handled_struct_type param.
8146 (create_variable_info_for, intra_create_variable_infos): Call
8147 create_variable_info_for_1 with extra arg.
8149 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
8151 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
8152 and "armv8.1-a+crc" entries.
8154 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
8157 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
8158 Change first operand predicate from register_or_constm1_operand
8159 to register_operand.
8160 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
8161 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
8162 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
8163 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
8164 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
8165 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
8166 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
8167 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
8168 comparison with constm1_rtx from vec_prefetch_gen part.
8170 2016-01-13 Richard Biener <rguenther@suse.de>
8172 PR tree-optimization/69013
8173 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
8174 Exchange assert for a test.
8176 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8179 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
8181 2016-01-13 Richard Biener <rguenther@suse.de>
8183 PR tree-optimization/69242
8184 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
8185 assert with a check.
8187 2016-01-13 Richard Biener <rguenther@suse.de>
8189 PR tree-optimization/69186
8190 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
8191 Properly guard vect_update_misalignment_for_peel call.
8193 2016-01-12 Jeff Law <law@redhat.com>
8195 PR tree-optimization/pr67755
8196 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
8197 "need_profile_correction".
8198 (thread_block_1): Initialize new field to false by default. If we
8199 have multiple thread paths through a common joiner to different
8200 final targets, then set new field to true.
8201 (compute_path_counts): Only do count adjustment when it's really
8204 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8206 * doc/invoke.texi (Spec Files): Move section down in file, past
8207 all command-line option descriptions.
8209 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8212 * doc/gty.texi: Remove documentation of mark_hook.
8213 * gengtype.c (struct write_types_data): Remove code to support
8214 mark_hook attribute.
8215 (walk_type): Likewise.
8216 (write_func_for_structure): Likewise.
8218 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8220 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
8221 Directory Options, and -specs= to Overall Options.
8222 (Overall Options): Adjust similarly. Reorder to group related
8223 options together. Make -specs= cross-reference the spec file details.
8224 (Directory Options): Adjust similarly.
8226 2016-01-12 Jeff Law <law@redhat.com>
8228 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
8230 2016-01-12 Olivier Hainque <hainque@adacore.com>
8232 * gcc.c (spec_undefvar_allowed): New global.
8233 (process_command): Set to true when running for --version or --help,
8235 (getenv_spec_function): When the variable is not defined, use the
8236 variable name as the variable value if we're allowed not to issue
8239 2016-01-12 Bin Cheng <bin.cheng@arm.com>
8241 PR tree-optimization/68911
8242 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
8243 information computed for expression "init + nit * step".
8245 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8247 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
8248 about name of GCC executable. Remove deleted node from menu.
8249 (Directory Options) <-B>: Remove cross-reference to deleted node.
8250 (Target Options): Delete section.
8252 2016-01-12 Christian Bruel <christian.bruel@st.com>
8255 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
8256 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
8258 2016-01-12 Jakub Jelinek <jakub@redhat.com>
8261 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
8262 aligned_mem is properly set for AVX512-VL floating point masked
8266 * ifcvt.c (cond_exec_process_if_block): When removing the last
8267 insn from then_bb, remove also any possible barriers that follow it.
8269 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
8273 * config/i386/iamcu.h (SIZE_TYPE): New macro.
8274 (PTRDIFF_TYPE): Likewise.
8275 (WCHAR_TYPE): Likewise.
8276 (WCHAR_TYPE_SIZE): Likewise.
8277 (STDINT_LONG32): Likewise.
8279 2016-01-12 Richard Biener <rguenther@suse.de>
8281 PR tree-optimization/69053
8282 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
8283 convert initial value for cond reductions.
8285 2016-01-12 Richard Biener <rguenther@suse.de>
8287 PR tree-optimization/69007
8288 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
8289 widen_sum after dot_prod and sad.
8291 2016-01-12 Richard Biener <rguenther@suse.de>
8293 PR tree-optimization/69168
8294 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
8295 pattern stmt SLP type.
8296 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
8297 end up unused so cope with that case.
8299 2016-01-12 Richard Biener <rguenther@suse.de>
8301 PR tree-optimization/69157
8302 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
8303 stmts def type only during analyze phase.
8304 (vectorizable_call): Likewise.
8305 (vectorizable_simd_clone_call): Likewise.
8306 (vectorizable_conversion): Likewise.
8307 (vectorizable_assignment): Likewise.
8308 (vectorizable_shift): Likewise.
8309 (vectorizable_operation): Likewise.
8310 (vectorizable_store): Likewise.
8311 (vectorizable_load): Likewise.
8313 2016-01-12 Richard Biener <rguenther@suse.de>
8315 PR tree-optimization/69174
8316 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
8318 (vectorizable_load): Properly compute the number of loads needed
8319 for permuted strided SLP loads and do not spuriously assign
8320 to SLP_TREE_VEC_STMTS.
8322 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
8324 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
8325 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
8326 (MD_EXEC_PREFIX): Remove.
8327 (MD_STARTFILE_PREFIX) Removee.
8328 (FILE_NAME_ABSOLUTE_P): Remove.
8329 (CPP_SPEC): Do not read macros from sys/version.h.
8330 (LINK_COMMAND_SPEC): Remove.
8331 (LOCAL_INCLUDE_DIR): Remove.
8332 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
8333 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
8334 (POST_LINK_SPEC): Define to invoke stubify after linker
8335 (LIBSTDCXX): Remove define
8336 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
8337 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
8338 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
8339 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
8340 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
8341 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
8342 (i386_djgpp_asm_named_section): Add propotype of new procedure
8344 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
8345 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
8346 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
8347 in config/i386/djgpp.h).
8348 (STANDARD_STARTFILE_PREFIX_2): Define identical to
8349 STANDARD_STARTFILE_PREFIX_1.
8350 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
8351 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
8352 installation errors.
8353 (MAX_OFILE_ALIGNMENT): Define to 128.
8354 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
8356 * config/i386/djgpp.c: New file. Add implementation of
8357 i386_djgpp_asm_named_section.
8359 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
8361 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
8362 Add rule for building djgpp.o.
8364 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8366 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
8367 (rtx_is_swappable_p): Reductions are swappable.
8368 (insn_is_swappable_p): V2DF reductions are swappable.
8370 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
8372 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
8373 reloads for other unsupported memory operands.
8375 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8376 Jim Wilson <jim.wilson@linaro.org>
8379 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
8380 copy_to_mode_reg instead of force_reg.
8382 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
8385 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
8386 TARGET_80387 is true.
8388 2016-01-11 Jakub Jelinek <jakub@redhat.com>
8391 * lra-eliminations.c (move_plus_up): Only move plus up
8392 if subreg of the constant can be simplified into constant
8393 and use the simplified subreg of the constant instead of
8394 the original constant.
8396 * fold-const.c (fold_convertible_p): Don't return true
8397 for conversion of VECTOR_TYPE to same sized integral type.
8398 (fold_convert_loc): Fix up formatting. Fold conversion of
8399 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
8400 instead of NOP_EXPR.
8402 PR tree-optimization/69214
8403 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
8404 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
8407 PR tree-optimization/69207
8408 * tree-vect-slp.c (vect_get_constant_vectors): For
8409 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
8410 fold_convertible_p to vector_type's element type, and always
8411 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
8413 2016-01-11 Richard Biener <rguenther@suse.de>
8415 PR tree-optimization/69173
8416 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
8417 fixup the cycle if all stmts are in a pattern.
8419 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
8422 * alias.c (base_alias_check): Move check for addresses with
8423 alignment ANDs before the call for compare_base_decls.
8424 (memrefs_conflict_p): Return -1 for different decls
8425 that went through alignment adjustments.
8427 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8429 PR rtl-optimization/68796
8430 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
8431 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
8432 and QImode comparisons against zero with CC_NZmode.
8433 * config/aarch64/iterators.md (short_mask): New mode_attr.
8435 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
8437 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
8438 (<avx512>_store<mode>_mask): Likewise.
8440 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
8441 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8443 PR rtl-optimization/68841
8444 * ifcvt.c (struct noce_if_info): Add orig_x field.
8445 (bbs_ok_for_cmove_arith): Add to_rename parameter.
8446 Don't record conflicts on to_rename if it's present.
8447 Allow memory destinations in sets.
8448 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
8449 blocks, passing orig_x to the checks.
8450 (noce_process_if_block): Set if_info->orig_x appropriately.
8452 2016-01-11 Tom de Vries <tom@codesourcery.com>
8454 PR tree-optimization/69069
8455 * tree-parloops.c (create_parallel_loop): Add missing phi args.
8457 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
8459 PR rtl-optimization/68920
8460 * config/i386/i386.c (ix86_option_override_internal): Restrict number
8461 of conditional moves for RTL if-conversion to 1 for
8462 TARGET_ONE_IF_CONV_INSN.
8463 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
8464 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
8465 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
8466 parameter to restirct number of conditional moves for
8468 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
8469 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
8472 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
8475 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
8476 onepart vars. Fix typo in comment. Fix reversed condition in
8478 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
8481 * var-tracking.c (dump_onepart_variable_differences): New.
8482 (dataflow_set_different): If a detailed dump is requested,
8483 delay early returns and dump differences between onepart
8484 variables present before and after, and added variables.
8486 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
8489 * expr.c (expand_expr_real_1): For boolean vector constants
8490 with a scalar mode use const_scalar_mask_from_tree.
8491 (const_scalar_mask_from_tree): New.
8492 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
8493 assigned to a mask type to handle constants.
8495 2016-01-11 Martin Jambor <mjambor@suse.cz>
8498 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
8499 useless parameters if we cannot change function signature.
8501 2016-01-11 Martin Jambor <mjambor@suse.cz>
8504 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
8507 2016-01-11 Tom de Vries <tom@codesourcery.com>
8509 PR tree-optimization/69109
8510 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
8513 2016-01-11 Tom de Vries <tom@codesourcery.com>
8515 PR tree-optimization/69108
8516 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
8517 res is not used in a phi.
8519 2016-01-11 Yury Gribov <y.gribov@samsung.com>
8522 * common.opt (frandom-seed): Fix parameter name.
8523 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
8525 2016-01-11 Tom de Vries <tom@codesourcery.com>
8527 PR tree-optimization/69058
8528 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
8531 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
8533 * config/arc/arc.opt (mdiv-rem): Add period to the end.
8534 (mcode-density): Likewise.
8536 2016-01-10 Tom de Vries <tom@codesourcery.com>
8538 PR tree-optimization/69062
8539 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
8540 (parallelize_loops): Don't paralelize loop that has phi with address
8543 2016-01-10 Tom de Vries <tom@codesourcery.com>
8545 PR tree-optimization/69039
8546 * tree-parloops.c (try_create_reduction_list): Only allow single exit
8549 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
8552 * match.pd: Require target has function_c99_misc before doing
8553 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
8555 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
8557 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
8559 * configure: Regenerate.
8561 2016-01-09 Jakub Jelinek <jakub@redhat.com>
8564 PR tree-optimization/69097
8565 * fold-const.h (expr_not_equal_to): New prototype.
8566 * fold-const.c: Include stringpool.h and tree-ssanames.h.
8567 (expr_not_equal_to): New function.
8568 * match.pd (X % -Y is the same as X % Y): Don't optimize
8569 unless X is known not to be equal to minimum or Y is known
8570 not to be equal to -1.
8571 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
8572 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
8573 (simplify_stmt_using_ranges): Adjust caller.
8574 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
8575 substitute_and_fold.
8577 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
8579 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
8582 2016-01-08 Jakub Jelinek <jakub@redhat.com>
8584 PR tree-optimization/69167
8585 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
8586 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
8588 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
8590 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
8591 Richard Biener <rguenther@suse.de>
8593 PR tree-optimization/68707
8594 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
8595 instances that can be handled via vect_load_lanes.
8597 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
8599 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
8600 if we can't determine address equivalence.
8601 * alias.c (compare_base_decl): Update for changed return value of
8602 symtab_node::equal_address_to.
8604 2016-01-08 Jason Merrill <jason@redhat.com>
8608 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
8609 * expr.c (store_field): Not here.
8610 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
8611 call with TREE_ADDRESSABLE type.
8612 * tree-cfg.c (verify_gimple_call): Adjust.
8614 2016-01-08 Olivier Hainque <hainque@adacore.com>
8616 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
8619 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
8621 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
8622 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
8623 (reduc_smin_v2sf): Rename to...
8624 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
8625 (reduc_splus_v2sf): Rename to...
8626 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
8628 2016-01-08 Jakub Jelinek <jakub@redhat.com>
8630 PR tree-optimization/69162
8631 * gimplify.c (gimplify_va_arg_expr): Encode original type of
8632 valist argument in another argument.
8633 (gimplify_modify_expr): Adjust for the above change. Cleanup.
8634 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
8635 to determine the va_list type, build a MEM_REF instead of
8636 build_fold_indirect_ref.
8638 PR tree-optimization/69172
8639 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
8642 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
8644 PR tree-optimization/67781
8645 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
8646 and cmpnop in two steps: first the ones not accessed in original
8647 gimple expression in a endian independent way and then the ones not
8648 accessed in the final result in an endian-specific way.
8650 2016-01-08 Jakub Jelinek <jakub@redhat.com>
8652 PR tree-optimization/69083
8653 * tree-vect-slp.c (vect_get_constant_vectors): For
8654 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
8655 element type. If op is fold_convertible_p to vector_type's element
8656 type, use NOP_EXPR instead of VCE.
8658 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
8660 PR rtl-optimization/67778
8661 PR rtl-optimization/68634
8662 PR rtl-optimization/68909
8663 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
8664 block from the stack until done with it. Remove a superfluous
8665 bitmap set. Remove a superfluous bitmap test.
8667 2016-01-07 Martin Sebor <msebor@redhat.com>
8670 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
8671 constraint on the type of arguments.
8673 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
8675 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
8676 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
8677 unaligned_access on the gcc_options set.
8678 * config/arm/arm.c (arm_option_override_internal): Use
8679 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
8681 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
8684 * config/i386/i386.c (ix86_frame_pointer_required): Enable
8685 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
8687 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
8690 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
8693 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
8694 depending on frame_pointer_needed before remaining integer and SSE
8695 registers are saved.
8697 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
8700 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
8702 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
8705 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
8706 Use the "xBm" constraint.
8707 (float<sseintvecmodelower><mode>2<mask_name><round_name):
8709 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
8710 (sse_cvtsi2ssq<round_name>): Likewise.
8711 (sse_cvtss2si<round_name>): Likewise.
8712 (sse_cvtss2siq<round_name>): Likewise.
8713 (sse2_cvtsi2sdq<round_name>): Likewise.
8714 (sse2_cvtsd2si<round_name>): Likewise.
8715 (sse2_cvtsd2siq<round_name>): Likewise.
8716 * config/i386/subst.md (round_nimm_scalar_predicate): New
8719 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
8722 * varasm.c (make_decl_rtl): Mark invalid register vars as
8725 PR rtl-optimization/66206
8726 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
8727 All callers changed.
8729 2016-01-07 Jakub Jelinek <jakub@redhat.com>
8731 PR tree-optimization/69141
8732 * tree-ssa-pre.c: Include langhooks.h.
8733 (eliminate_dom_walker::before_dom_children): Use
8734 lang_hooks.decl_printable_name instead of
8735 cgraph_node::get ()->name ().
8738 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
8739 it and DECL_ALIGN too.
8741 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
8743 * config/mips/mips-ftypes.def: Sort to lexicographical order.
8745 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
8748 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
8749 depending on frame_pointer_needed before remaining integer and SSE
8750 registers are saved.
8752 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8754 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
8755 mode iterator with VSX_M2.
8756 (*p9_vecstore_<mode>): Likewise.
8757 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
8758 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
8759 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
8760 (define_split for VSX_LE128 stores): Likewise.
8761 (define_peephole2 for TImode LE swaps): Likewise.
8762 (define_split for VSX_LE128 post-reload stores): Likewise.
8764 2016-01-06 Marek Polacek <polacek@redhat.com>
8767 * convert.c (convert_to_integer_1): Adjust call to
8768 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
8769 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
8770 EXPR instead of ARG.
8771 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
8773 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
8776 * doc/extend.texi (RL78 Variable Attributes): New section.
8778 2016-01-05 Marek Polacek <polacek@redhat.com>
8781 * builtins.c (get_memmodel): Use expansion point location rather than
8782 the input location. Call warning_at rather than warning.
8783 (expand_builtin_atomic_compare_exchange): Likewise.
8784 (expand_builtin_atomic_load): Likewise.
8785 (expand_builtin_atomic_store): Likewise.
8786 (expand_builtin_atomic_clear): Likewise.
8788 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
8791 * config/i386/i386.c (ix86_expand_vector_logical_operator):
8792 Replace nonimmediate_operand with vector_operand.
8793 * config/i386/predicates.md (vector_operand): New predicate.
8794 (general_vector_operand): Replace nonimmediate_operand with
8796 * config/i386/sse.md: Replace nonimmediate_operand with
8797 vector_operand and m constraint with Bm constraint on SSE
8798 patterns with 16-byte memory operand.
8799 * config/i386/subst.md (round_nimm_predicate): Replace
8800 nonimmediate_operand with vector_operand.
8801 (round_saeonly_nimm_predicate): Likewise.
8802 (round_saeonly_nimm_scalar_predicate): New.
8804 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
8807 * config/i386/constraints.md (Bm): New constraint.
8808 * config/i386/predicates.md (vector_memory_operand): New
8810 * config/i386/sse.md: Replace xm with xBm in plusminus and
8813 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
8816 * doc/extend.texi (V850 Function Attributes): New section.
8817 (V850 Variable Attributes): New section.
8819 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
8822 * doc/extend.texi (MicroBlaze Function Attributes): Document
8823 interrupt_handler and fast_interrupt attributes.
8825 2016-01-05 Sergei Trofimovich <siarheit@google.com>
8828 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
8829 for local symbolic operands.
8830 * config/ia64/predicates.md (local_symbolic_operand64): New
8833 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8835 PR rtl-optimization/68651
8836 * combine.c (combine_simplify_rtx): Canonicalize x + x into
8839 2016-01-05 Nathan Sidwell <nathan@acm.org>
8841 * alias.c (compare_base_decls): Use symtab_node::get.
8843 2016-01-05 Nick Clifton <nickc@redhat.com>
8846 * ira-costs.c (copy_cost): Initialise the t_icode field of the
8847 secondary_reload_info structure.
8850 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
8851 decls if weak support is available.
8853 2016-01-04 Martin Sebor <msebor@redhat.com>
8855 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
8857 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8859 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
8860 OPTION_MASK_P9_DFORM.
8862 * config/rs6000/constraints.md (wo constraint): New constraint for
8865 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
8867 (rs6000_init_hard_regno_mode_ok): Likewise.
8869 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
8872 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
8873 expanders not to have constraints. Add support for ISA 3.0 xxperm
8874 instruction. Add support for fusing xxlor with xxperm.
8875 (altivec_vperm_<mode>_internal): Likewise.
8876 (altivec_vperm_v8hiv16qi): Likewise.
8877 (altivec_vperm_<mode>v16q): Likewise.
8878 (altivec_vperm_<mode>_uns): Likewise.
8879 (vperm_v8hiv4si): Likewise.
8880 (vperm_v16qiv8hi): Likewise.
8882 * doc/md.texi (RS/6000 constraints): Document wo constraint.
8884 2016-01-04 Jakub Jelinek <jakub@redhat.com>
8886 Update copyright years.
8888 * gcc.c (process_command): Update copyright notice dates.
8889 * gcov-dump.c (print_version): Ditto.
8890 * gcov.c (print_version): Ditto.
8891 * gcov-tool.c (print_version): Ditto.
8892 * gengtype.c (create_file): Ditto.
8893 * doc/cpp.texi: Bump @copying's copyright year.
8894 * doc/cppinternals.texi: Ditto.
8895 * doc/gcc.texi: Ditto.
8896 * doc/gccint.texi: Ditto.
8897 * doc/gcov.texi: Ditto.
8898 * doc/install.texi: Ditto.
8899 * doc/invoke.texi: Ditto.
8901 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
8903 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
8904 modes larger than TImode as TImode if NEON is not enabled.
8906 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
8909 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
8910 mode for %f0-%f31 only if TARGET_FPU.
8912 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
8915 * config/sparc/sparc.c (scan_record_type): Take into account subfields
8916 to compute the PACKED_P predicate.
8917 (function_arg_record_value): Minor tweaks.
8919 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
8921 * doc/install.texi (--with-multilib-list): Describe the meaning of the
8922 option for arm*-*-* targets.
8924 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
8926 * doc/extend.texi (Common Function Attributes): Move docs for
8927 MSP430-specific attributes to....
8928 (MSP430 Function Attributes): ...here. Delete the redundant
8929 entries and copy-edit the remaining text.
8930 (MSP430 Variable Attributes): Use uniform format for index
8931 entries and add a cross-reference to the corresponding function
8934 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
8936 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
8938 (x86 Options): Likewise.
8940 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
8944 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
8945 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
8946 to corresponding attribute.
8948 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
8950 * doc/extend.texi (Common Function Attributes) <noplt>: Move
8951 to correct alphabetization of table. Copy-edit and correct
8953 <stack_protect>: Likewise.
8954 <target_clones>: Likewise.
8956 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
8957 Correct punctuation.
8958 (Code Gen Options) <-fno-plt>: Copy-edit.
8960 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
8963 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
8964 SI values. Explicitly convert SI to DI and vice-versa.
8966 2016-01-01 Jakub Jelinek <jakub@redhat.com>
8968 PR tree-optimization/69070
8969 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
8970 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
8973 * ubsan.c (ubsan_instrument_float_cast): Call
8974 initialize_sanitizer_builtins.
8977 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
8979 Copyright (C) 2016 Free Software Foundation, Inc.
8981 Copying and distribution of this file, with or without modification,
8982 are permitted in any medium without royalty provided the copyright
8983 notice and this notice are preserved.