1 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
3 PR tree-optimization/71079
4 PR tree-optimization/71206
5 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
7 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
10 (get_vec_alignment_for_array_decl): Likewise.
11 (get_vec_alignment_for_record_decl): Likewise.
12 (increase_alignment::execute): Move code to find alignment to
13 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
14 (type_align_map): New hash_map.
16 2016-05-20 Richard Guenther <rguenther@suse.de>
18 PR tree-optimization/29756
19 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
20 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
21 * fold-const.c (operand_equal_p): Likewise.
22 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
23 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
24 * tree-inline.c (estimate_operator_cost): Likewise.
25 * tree-pretty-print.c (dump_generic_node): Likewise.
26 * tree-ssa-operands.c (get_expr_operands): Likewise.
27 * cfgexpand.c (expand_debug_expr): Likewise.
28 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
29 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
30 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
31 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
32 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
33 (execute_update_addresses_taken): Do it.
35 2016-05-20 Richard Biener <rguenther@suse.de>
37 PR tree-optimization/71185
38 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
41 2016-05-20 Richard Biener <rguenther@suse.de>
43 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
44 gimple_seq_add_seq_without_update.
45 (release_bb_predicate): Assert we have no operands to free.
46 (if_convertible_loop_p_1): Calculate post dominators later.
47 Do not free BB predicates here.
48 (combine_blocks): Do not recompute BB predicates.
49 (version_loop_for_if_conversion): Save BB predicates around
52 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
54 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
55 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
56 code. Ignore sibcalls on EDGE_IGNORE edges.
57 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
58 on edges for sibcalls that run without prologue. The rest of the
59 function is combined from...
60 (fix_fake_fallthrough_edge): ... this, and ...
61 (try_shrink_wrapping): ... a part of this. Remove the bb_with
62 function argument, make it a local variable.
64 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
66 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
67 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
68 for 32-bit mode and SEH for 64-bit.
69 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
72 2016-05-19 Ryan Burn <contact@rnburn.com>
74 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
75 * gengtype.c (open_base_files): Add cilk.h to ifiles.
77 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
79 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
80 force pending loads from memory.
82 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
84 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
85 (UNSPEC_DARN_32): New unspec constant.
86 (UNSPEC_DARN_RAW): New unspec constant.
87 (darn_32): New instruction.
88 (darn_raw): New instruction.
89 (darn): New instruction.
90 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
91 support and documentation for this macro.
92 (BU_P9_MISC_1): New macro definition.
93 (BU_P9_64BIT_MISC_0): New macro definition.
94 (BU_P9_MISC_0): New macro definition.
95 (darn_32): New builtin definition.
96 (darn_raw): New builtin definition.
97 (darn): New builtin definition.
98 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
99 RS6000_BUILTIN_0 directives to surround each occurrence of
100 #include "rs6000-builtin.def".
101 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
102 RS6000_BTM_64BIT flags to the returned mask, depending on
104 (def_builtin): Correct an error in the assignments made to the
105 debugging variable attr_string.
106 (rs6000_expand_builtin): Add support for no-operand built-in
108 (builtin_function_type): Remove fatal_error assertion that is no
110 (rs6000_common_init_builtins): Add support for no-operand built-in
112 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
114 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
116 (RS6000_BTM_64BIT): New macro definition.
117 * doc/extend.texi: Document __builtin_darn (void),
118 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
121 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
123 * tree-vect-loop.c (vect_analyze_loop_2): Use also
124 max_loop_iterations_int.
126 2016-05-19 Marek Polacek <polacek@redhat.com>
128 PR tree-optimization/71031
129 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
130 condition and adjust the code a bit.
132 2016-05-19 Martin Liska <mliska@suse.cz>
134 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
135 auto_vec instead of vec.
137 2016-05-19 Martin Liska <mliska@suse.cz>
139 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
141 2016-05-19 Martin Liska <mliska@suse.cz>
143 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
145 2016-05-19 Martin Liska <mliska@suse.cz>
147 * ipa-pure-const.c (set_function_state): Remove an existing
149 (remove_node_data): Do not free it as it's released
150 in set_function_state.
152 2016-05-19 Martin Liska <mliska@suse.cz>
154 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
157 2016-05-19 Martin Liska <mliska@suse.cz>
159 * omp-simd-clone.c (simd_clone_adjust): Release vector.
161 2016-05-19 Martin Liska <mliska@suse.cz>
163 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
164 an auto_vec instead of re-creating it.
166 2016-05-19 Martin Liska <mliska@suse.cz>
168 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
169 auto_vec instead of vec.
171 2016-05-19 Martin Liska <mliska@suse.cz>
173 * lto-section-in.c (lto_get_section_data): Call
174 lto_check_version with additional argument.
175 * lto-streamer.c (lto_check_version): Add new argument.
176 * lto-streamer.h (lto_check_version): Likewise.
178 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
180 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
181 Don't add cost of inner memory when handling sign-extended loads.
183 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
185 PR rtl-optimization/71148
186 * cse.c (cse_main): Free dominance info.
187 (rest_of_handle_cse): Don't free dominance info.
188 (rest_of_handle_cse2): Likewise.
189 (rest_of_handle_cse_after_global_opts): Likewise.
191 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
194 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
195 NULL_TREE early if NEON is not available. Remove now redundant check
196 in ARM_CHECK_BUILTIN_MODE.
198 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
201 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
202 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
203 * doc/cpp.texi: Document new macros.
205 2016-05-19 Bin Cheng <bin.cheng@arm.com>
207 PR tree-optimization/69848
208 * tree-vect-loop.c (vectorizable_reduction): Don't factor
209 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
211 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
213 * function.c (thread_prologue_and_epilogue_insn): Move the
214 "goto epilogue_done" one block later.
216 2016-05-19 Richard Biener <rguenther@suse.de>
218 PR tree-optimization/70729
219 * passes.def: Move LIM pass before PRE. Remove no longer
220 required copyprop and move first DCE out of the loop pipeline.
222 2016-05-18 David Malcolm <dmalcolm@redhat.com>
225 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
226 (OBJS-libcommon-target): ...here.
227 * opts-common.c: Include spellcheck.h.
228 (cmdline_handle_error): Build a vec of valid options and use it
229 to suggest provide hints for misspelled arguments.
231 2016-05-18 Jakub Jelinek <jakub@redhat.com>
234 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
235 lhs if it has TREE_ADDRESSABLE type.
237 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
240 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
241 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
243 2016-05-18 Martin Jambor <mjambor@suse.cz>
246 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
247 input for NOP_EXPR pass-through functions.
248 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
249 aggregate global constant VAR_DECLs in constant jump functions.
251 2016-05-18 Martin Jambor <mjambor@suse.cz>
254 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
255 from TREE_READONLY parameters.
257 2016-05-18 Martin Jambor <mjambor@suse.cz>
260 * cgraph.h (cgraph_indirect_call_info): New field
261 guaranteed_unmodified.
262 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
263 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
265 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
266 pass the parameter value to ipa_find_agg_cst_for_param.
267 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
268 guaranteed_unmodified, store AA results there instead of bailing out
270 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
271 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
272 (find_constructor_constant_at_offset): New function.
273 (ipa_find_agg_cst_from_init): Likewise.
274 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
275 static initializers of contants, report back through a new paameter
276 from_global_constant if that was the case.
277 (try_make_edge_direct_simple_call): Also pass parameter value to
278 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
280 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
281 (ipa_read_indirect_edge_info): Likewise.
282 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
283 (ipa_load_from_parm_agg): Likewise.
285 2016-05-18 Jiong Wang <jiong.wang@arm.com>
287 PR rtl-optimization/71150
288 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
291 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
294 * config/rs6000/constraints.md (wE constraint): New constraint
295 for a vector constant that can be loaded with XXSPLTIB.
296 (wM constraint): New constraint for a vector constant of a 1's.
297 (wS constraint): New constraint for a vector constant that can be
298 loaded with XXSPLTIB and a vector sign extend instruction.
299 * config/rs6000/predicates.md (xxspltib_constant_split): New
300 predicates for wE/wS constraints.
301 (xxspltib_constant_nosplit): Likewise.
302 (easy_vector_constant): Add support for constants that can be
304 (all_ones_constant): New predicate for vector constant with all
306 (splat_input_operand): Add support for ISA 3.0 word splat operations.
307 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
308 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
309 instruction and possibly with a sign extension.
310 (output_vec_const_move): Add support for XXSPLTIB. If we are
311 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
312 instead of XXLXOR/XXLORC.
313 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
315 (rs6000_legitimize_reload_address): Likewise.
316 (rs6000_output_move_128bit): Use output_vec_const_move to emit
318 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
319 combine VSX_M and VSX_M2 into one iterator.
321 (VSINT_84): New iterators for loading constants with XXSPLTIB.
322 (VSINT_842): Likewise.
323 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
324 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
325 XXSPLTIB instruction.
326 (xxspltib_<mode>_nosplit): Likewise.
327 (xxspltib_<mode>_split): New insn to load up constants with
328 XXSPLTIB and a sign extend instruction.
329 (vsx_mov<mode>): Replace single move that handled all vector types
330 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
331 moves (when -mvsx-timode is in effect) into the main vector
332 moves. Eliminate separate moves for <VSr> <VSa>, where the
333 preferred register class (<VSr>) is listed first, and the
334 secondary register class (<VSa>) is listed second with a '?' to
335 discourage use. Prefer loading 0/-1 in any VSX register for ISA
336 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
337 that if the register was involved in a slow operation, the
338 clear/set operation does not wait for the slow operation to
339 finish. Adjust the length attributes for 32-bit mode. Use
340 rs6000_output_move_128bit and drop the use of the string
341 instructions for 32-bit movti when -mvsx-timode is in effect. Use
342 spacing so that the alternatives and attributes don't generate
343 long lines, and put things in columns, so that it is easier to
344 match up the operands and attributes with the insn alternatives.
345 (vsx_mov<mode>_64bit): Likewise.
346 (vsx_mov<mode>_32bit): Likewise.
347 (vsx_movti_64bit): Fold movti into normal vector moves.
348 (vsx_movti_32bit): Likewise.
349 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
351 (vsx_splat_v4si_internal): Likewise.
352 (vsx_splat_v4sf_internal): Likewise.
353 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
354 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
355 extend vector elements.
356 (vsx_sign_extend_hi_<mode>): Likewise.
357 (vsx_sign_extend_si_v2di): Likewise.
358 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
360 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
361 constraints. Add trailing period to wL documentation.
363 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
366 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
367 * tree-dfa.c (replace_abnormal_ssa_names): New function.
368 * tree-call-cdce.c: Include tree-dfa.h.
369 (can_guard_call_p): New function, extracted from...
370 (can_use_internal_fn): ...here.
371 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
373 (shrink_wrap_one_built_in_call): Likewise.
374 (use_internal_fn): Likewise.
375 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
376 and return void. Call replace_abnormal_ssa_names.
377 (pass_call_cdce::execute): Check can_guard_call_p during the
378 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
379 will always change something.
381 2016-05-18 Martin Jambor <mjambor@suse.cz>
384 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
385 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
387 2016-05-18 Martin Jambor <mjambor@suse.cz>
390 * ipa-inline.h (condition): New field size.
391 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
392 for comaprison and store it into the new condition.
393 (evaluate_conditions_for_known_args): Use condition size to check
394 access sizes for all but CHANGED conditions.
395 (unmodified_parm_1): New parameter size_p, store access size into it.
396 (unmodified_parm): Likewise.
397 (unmodified_parm_or_parm_agg_item): Likewise.
398 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
399 (set_cond_stmt_execution_predicate): Extract access sizes and store
401 (set_switch_stmt_execution_predicate): Likewise.
402 (will_be_nonconstant_expr_predicate): Likewise.
403 (will_be_nonconstant_predicate): Likewise.
404 (inline_read_section): Stream condition size.
405 (inline_write_summary): Likewise.
407 2016-05-18 Richard Biener <rguenther@suse.de>
409 * tree-ssa-loop-im.c (determine_max_movement): Properly add
410 condition cost to PHI cost instead of total_cost.
412 2016-05-18 Martin Liska <mliska@suse.cz>
415 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
418 2016-05-18 Richard Biener <rguenther@suse.de>
420 * lto-streamer.h (LTO_major_version): Bump to 6.
422 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
424 * function.c (make_split_prologue_seq, make_prologue_seq,
425 make_epilogue_seq): New functions, factored out from...
426 (thread_prologue_and_epilogue_insns): Here.
428 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
430 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
431 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
432 of before. Add a comment.
434 2016-05-18 Bin Cheng <bin.cheng@arm.com>
436 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
437 expression pointer, not pointer to the pointer.
439 2016-05-18 Jakub Jelinek <jakub@redhat.com>
441 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
442 (avx2_pbroadcast<mode>): Add another alternative with v instead
443 of x constraints in it, using <pbroadcast_evex_isa> isa.
444 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
446 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
447 constraint x instead of v in second alternative, add avx512bw
450 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
451 constraint x instead of v in second alternative, add avx512bw
454 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
455 constraint x instead of v in second alternative, add avx512bw
458 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
459 avx512bw alternative.
461 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
463 * gcc/config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
465 (define_insn "*andnottf3"): Ditto.
466 (define_insn "*<code><mode>3"/any_logic): Ditto.
467 (define_insn "*<code>tf3"/any_logic): Ditto.
468 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
469 operand to block AVX-512VL insn variant emit when it is not enabled.
471 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
473 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
474 constraint fot SF mode.
476 2016-05-18 Petr Murzin <petr.murzin@intel.com>
477 Kirill Yukhin <kirill.yukhin@intel.com>
479 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
481 (define_insn "rsqrt14<mode>"): Ditto.
482 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
483 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
484 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
485 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
486 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
488 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
489 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
490 * config/i386/i386.c (ix86_print_operand): Expand check for size
491 override codes for Intel syntax.
493 2016-05-18 Richard Biener <rguenther@suse.de>
495 PR tree-optimization/71168
496 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
497 initialization earlier.
499 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
501 * config/aarch64/aarch64-simd.md
502 (aarch64_reduc_plus_internal<mode>): Rename to...
503 (reduc_plus_scal): ...This, and remove previous implementation.
505 2016-05-18 Richard Biener <rguenther@suse.de>
507 * passes.def: Put late dse and cd_dce in canonical order.
509 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
511 * ipa-inline-transform.c (preserve_function_body_p): Look for
512 first non-thunk clone.
513 (save_function_body): Save into first non-thunk.
514 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
516 (lto_output_node): Inline thunks don't need body in every
518 * lto-streamer-in.c: Do not fixup thunk clones.
519 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
521 * tree-inline.c (copy_bb): Be prepared for target node to be new after
524 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
527 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
528 (reassociate_bb): Call transform_add_to_multiply.
530 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
532 * config/aarch64/aarch64.c (all_extensions): Removed unused
535 2016-05-17 Nathan Sidwell <nathan@acm.org>
537 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
538 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
540 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
542 PR tree-optimization/54579
544 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
546 2016-05-17 Marek Polacek <polacek@redhat.com>
549 * tree-inline.c (expand_call_inline): Call
550 maybe_remove_unused_call_args.
552 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
554 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
555 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
556 * doc/md.texi (fmin@var{m}3): Likewise.
558 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
560 * match.pd (X & C): New transformation.
562 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
564 * match.pd (~X & Y): New transformation.
566 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
568 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
569 information for new SSA_NAME.
570 (simplify_conversion_using_ranges): Get range through get_range_info
571 instead of get_value_range.
573 2016-05-17 Jiong Wang <jiong.wang@arm.com>
575 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
576 Remove inline assembly.
577 (vmvn_s16): Likewise.
578 (vmvn_s32): Likewise.
580 (vmvn_u16): Likewise.
581 (vmvn_u32): Likewise.
582 (vmvnq_s8): Likewise.
583 (vmvnq_s16): Likewise.
584 (vmvnq_s32): Likewise.
585 (vmvnq_u8): Likewise.
586 (vmvnq_u16): Likewise.
587 (vmvnq_u32): Likewise.
589 (vmvnq_p16): Likewise.
591 2016-05-17 Jiong Wang <jiong.wang@arm.com>
593 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
595 (vmul_n_s16): Likewise.
596 (vmul_n_s32): Likewise.
597 (vmul_n_u16): Likewise.
598 (vmul_n_u32): Likewise.
599 (vmulq_n_f32): Likewise.
600 (vmulq_n_f64): Likewise.
601 (vmulq_n_s16): Likewise.
602 (vmulq_n_s32): Likewise.
603 (vmulq_n_u16): Likewise.
604 (vmulq_n_u32): Likewise.
606 2016-05-17 Jiong Wang <jiong.wang@arm.com>
608 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
609 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
611 2016-05-17 Jiong Wang <jiong.wang@arm.com>
613 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
614 to *aarch64_fma4_elt_from_dup<mode>.
615 (*aarch64_fnma4_elt_to_128df): Rename to
616 *aarch64_fnma4_elt_from_dup<mode>.
617 * config/aarch64/arm_neon.h (vfma_n_f64): New.
618 (vfms_n_f32): Likewise.
619 (vfms_n_f64): Likewise.
620 (vfmsq_n_f32): Likewise.
621 (vfmsq_n_f64): Likewise.
623 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
625 * wide-int.h: Change fixed_wide_int_storage from class to struct.
627 2016-05-17 Richard Biener <rguenther@suse.de>
629 PR tree-optimization/71132
630 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
631 Only add control dependences for blocks in the loop.
633 (generate_code_for_partition): Return whether loop should
634 be destroyed and delay that.
635 (distribute_loop): Likewise.
636 (pass_loop_distribution::execute): Record loops to be destroyed
637 and perform delayed destroying of loops.
639 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
642 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
644 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
646 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
648 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
651 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
652 insertion point for instructions generated by validize_mem.
654 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
656 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
659 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
661 * config/aarch64/aarch64.c
662 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
665 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
667 * doc/invoke.texi (AArch64 Options): Various updates.
669 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
671 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
672 into instrumentation thunks.
673 * cif-code.def (CIF_CHKP): New.
675 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
677 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
679 2016-05-16 Martin Jambor <mjambor@suse.cz>
681 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
682 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
684 2016-05-16 Marek Polacek <polacek@redhat.com>
686 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
689 2016-05-16 Martin Jambor <mjambor@suse.cz>
692 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
693 the outlined kernel function.
695 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
697 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
698 (ISA_HAS_DLSA): Ditto.
700 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
702 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
704 2016-05-16 Nathan Sidwell <nathan@acm.org>
706 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
707 (nvptx_name_replacement): Restore. Add comment.
708 (write_fn_proto, write_fn_proto_from_insn,
709 nvptx_output_call_insn): Restore
710 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
712 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
714 * config/aarch64/aarch64.md
715 (add<mode>3_compareC_cconly_imm): Remove use of %w.
716 (add<mode>3_compareC_imm): Likewise.
717 (<optab>si3_uxtw): Split into register and immediate variants.
718 (andsi3_compare0_uxtw): Likewise.
719 (and<mode>3_compare0): Likewise.
720 (and<mode>3nr_compare0): Likewise.
721 (stack_protect_test_<mode>): Don't use %x for memory operands.
723 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
725 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
727 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
729 * gcc/config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
730 Split integer shifts into shift_reg and bfm.
731 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
732 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
733 (ror<mode>3_insn): Likewise.
734 (<optab>si3_insn_uxtw): Likewise.
735 (<optab><mode>3_insn): Change to rotate_imm.
736 (extr<mode>5_insn_alt): Likewise.
737 (extrsi5_insn_uxtw): Likewise.
738 (extrsi5_insn_uxtw_alt): Likewise.
740 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
742 * doc/tm.texi: Regenerate.
743 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
744 (TARGET_INVALID_RETURN_TYPE): Remove.
745 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
746 TARGET_INVALID_RETURN_TYPE.
747 * target.def (invalid_parameter_type): Remove.
748 (invalid_return_type): Remove.
750 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
752 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
753 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
755 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
757 (preserve_function_body_p): No need to preserve function body
758 * cif-codes.def (CIF_THUNK): Remove.
759 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
761 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
763 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
765 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
767 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
770 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
772 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
773 (inline_small_functions): Do not look for function symbol when
776 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
778 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
781 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
782 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
783 Jiong Wang <jiong.wang@arm.com>
785 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
786 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
787 Define __ARM_FP16_ARGS when appropriate.
788 * config/arm/arm.c (arm_invalid_parameter_type): Remove
790 (arm_invalid_return_type): Likewise.
791 (TARGET_INVALID_PARAMETER_TYPE): Remove.
792 (TARGET_INVALID_RETURN_TYPE): Remove.
793 (aapcs_vfp_sub_candidate): Allow HFmode.
794 (aapcs_vfp_allocate): Add comment. Support HFmode.
795 (aapcs_vfp_allocate_return_reg): Likewise.
796 (struct aapcs_cp_arg_layout): Slightly reword comments for
797 is_return_candidate and allocate_return_reg.
798 (output_mov_vfp): Update assert.
799 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
801 (arm_invalid_parameter_type): Remove.
802 (amr_invalid_return_type): Remove.
803 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
804 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
805 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
807 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
809 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
810 * config/aarch64/arch64-protos.h
811 (aarch64_legitimize_reload_address): Remove.
812 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
815 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
817 * configure.ac: Add ACX_NONCANONICAL_HOST.
818 * configure: Regenerate.
819 * Makefile.in: Set host_noncanonical.
821 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
824 * config/i386/i386.md (*movtf_internal): Before register allocation,
825 do not allow FP constants for CM_MEDIUM memory model, allow only
826 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
827 (*movxf_internal): Ditto.
828 (*movdf_internal): Ditto.
829 (*movsf_internal): Ditto.
831 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
833 PR rtl-optimization/67483
834 * combine.c (make_compound_operation): Don't call extract_left_shift
835 with negative shift amounts.
837 2016-05-13 Jakub Jelinek <jakub@redhat.com>
840 * fold-const.c (fold_checksum_tree): Allow modification
841 of TYPE_ALIAS_SET during folding.
843 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
844 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
845 (ix86_split_to_parts): Likewise. Fix up formatting.
847 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
849 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
850 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
853 2016-05-13 Nathan Sidwell <nathan@acm.org>
855 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
856 (nvptx_name_replacement): Delete.
857 (write_fn_proto, write_fn_proto_from_insn,
858 nvptx_output_call_insn): Remove nvptx_name_replacement call.
859 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
860 * langhooks.c (add_builtin_funcction_common): Call
861 targetm.mangle_decl_assembler_name.
863 * config/nvptx/nvptx.c (write_fn_proto): Handle
864 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
866 2016-05-13 Martin Liska <mliska@suse.cz>
868 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
869 and PRIu64 in printf format.
871 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
873 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
876 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
878 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
879 Change --param max-completely-peeled-times to
880 --param max-completely-peel-times in dump file printing.
882 2016-05-13 Richard Biener <rguenther@suse.de>
884 PR tree-optimization/42587
885 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
886 (find_bswap_or_nop_1): Likewise.
887 (bswap_replace): Likewise.
889 2016-05-13 Martin Liska <mliska@suse.cz>
891 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
892 Initialize a variable with default value.
894 2016-05-13 Martin Liska <mliska@suse.cz>
896 * doc/invoke.texi: Enhance explanation of error recovery
899 2016-05-13 Martin Liska <mliska@suse.cz>
901 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
902 (struct cost_pair): Change inv_expr_id (int) to inv_expr
904 (struct iv_inv_expr_ent): Comment struct fields.
905 (sort_iv_inv_expr_ent): New function.
906 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
907 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
908 a hash_map between iv_inv_expr_ent and number of usages.
909 (niter_for_exit): Fix coding style.
910 (tree_ssa_iv_optimize_init): Use renamed variable.
911 (determine_base_object): Fix coding style.
912 (alloc_iv): Likewise.
913 (find_interesting_uses_outside): Likewise.
914 (add_candidate_1): Likewise.
915 (add_standard_iv_candidates): Likewise.
916 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
917 (prepare_decl_rtl): Fix coding style.
918 (get_address_cost): Likewise.
919 (get_shiftadd_cost): Likewise.
920 (force_expr_to_var_cost): Likewise.
921 (compare_aff_trees): Likewise.
922 (get_expr_id): Restructure the function.
923 (get_loop_invariant_expr_id): Renamed to
924 get_loop_invariant_expr.
925 (get_computation_cost_at): Replace usage of inv_expr_id with
927 (get_computation_cost): Likewise.
928 (determine_group_iv_cost_generic): Likewise.
929 (determine_group_iv_cost_address): Likewise.
930 (iv_period): Fix coding style.
931 (iv_elimination_compare_lt): Likewise.
932 (may_eliminate_iv): Likewise.
933 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
935 (determine_group_iv_costs): Dump invariant expressions.
936 (iv_ca_recount_cost): Use the newly added hash_map.
937 (iv_ca_set_remove_invariants): Fix coding style.
938 (iv_ca_set_add_invariants): Fix coding style.
939 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
941 (iv_ca_set_cp): Likewise.
942 (iv_ca_new): Initialize the newly added hash_map and remove
943 initialization of fields.
944 (iv_ca_free): Delete the hash_map.
945 (iv_ca_dump): Dump invariant expressions.
946 (iv_ca_extend): Fix coding style.
947 (try_add_cand_for): Likewise.
948 (create_new_ivs): Dump information about # of avg iterations and
949 # of used invariant expressions.
950 (rewrite_use_compare): Fix coding style.
951 (free_loop_data): Set default value for max_inv_expr_id.
953 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
955 * cse.c (rest_of_handle_cse): Use cleanup_cfg
956 returned value cse_cfg_altered computation.
957 (rest_of_handle_cse2): Likewise.
958 (rest_of_handle_cse_after_global_opts): Likewise.
960 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
963 * config/arm/arm.c (arm32_output_mi_thunk): New.
964 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
965 to split Thumb1 vs TARGET_32BIT functionality.
966 (arm_thumb1_mi_thunk): New.
968 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
970 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
973 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
976 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
978 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
980 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
981 (expand_builtin_trap): Emit a regular call.
982 (set_builtin_user_assembler_name): Remove obsolete cases.
983 * dse.c (scan_insn): Adjust.
984 * except.c: Include calls.h.
985 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
986 emit a regular call to setjmp.
987 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
988 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
989 (emit_block_move_via_libcall): Delete.
990 (block_move_fn): Delete.
991 (init_block_move_fn): Likewise.
992 (emit_block_move_libcall_fn): Likewise.
993 (emit_block_op_via_libcall): New function.
994 (set_storage_via_libcall): Tidy up and use memset builtin.
995 (block_clear_fn): Delete.
996 (init_block_clear_fn): Likewise.
997 (clear_storage_libcall_fn): Likewise.
998 (expand_assignment): Call emit_block_move_via_libcall.
999 Do not include gt-expr.h.
1000 * expr.h (emit_block_op_via_libcall): Declare.
1001 (emit_block_copy_via_libcall): New inline function.
1002 (emit_block_move_via_libcall): Likewise.
1003 (emit_block_comp_via_libcall): Likewise.
1004 (block_clear_fn): Delete.
1005 (init_block_move_fn): Likewise.
1006 (init_block_clear_fn): Likewise.
1007 (emit_block_move_via_libcall): Likewise.
1008 (set_storage_via_libcall): Add default parameter value.
1009 * libfuncs.h (enum libfunc_index): Remove obsolete values.
1010 (abort_libfunc): Delete.
1011 (memcpy_libfunc): Likewise.
1012 (memmove_libfunc): Likewise.
1013 (memcmp_libfunc): Likewise.
1014 (memset_libfunc): Likewise.
1015 (setbits_libfunc): Likewise.
1016 (setjmp_libfunc): Likewise.
1017 (longjmp_libfunc): Likewise.
1018 (profile_function_entry_libfunc): Likewise.
1019 (profile_function_exit_libfunc): Likewise.
1020 (gcov_flush_libfunc): Likewise.
1021 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
1022 and DECL_VISIBILITY on the declaration.
1023 (init_optabs): Do not initialize obsolete libfuncs.
1024 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
1025 * tree-core.h (ECF_RET1): Define.
1026 (ECF_TM_PURE): Adjust.
1027 (ECF_TM_BUILTIN): Likewise.
1028 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
1029 (build_common_builtin_nodes): Initialize abort builtin.
1030 Add ECF_RET1 on memcpy, memmove and memset builtins.
1031 Pass final flags for alloca and alloca_with_align builtins.
1032 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
1034 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
1035 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
1036 set_storage_via_libcall and call emit_block_copy_via_libcall.
1038 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
1040 * config/i386/i386.md (*call_got_x32): Change operand 0 to
1041 DImode before it is passed to ix86_output_call_operand.
1042 (*call_value_got_x32): Ditto for operand 1.
1044 2016-05-12 Jiong Wang <jiong.wang@arm.com>
1046 PR rtl-optimization/70904
1047 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
1048 reload for wide mode.
1050 2016-05-12 Marek Polacek <polacek@redhat.com>
1053 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
1054 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
1055 * langhooks.h (incomplete_type_error): Likewise.
1056 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
1057 parameter, pass it down to incomplete_type_error.
1058 * tree.h (size_in_bytes): New inline overload.
1059 (size_in_bytes_loc): Renamed from size_in_bytes.
1061 2016-05-12 Richard Biener <rguenther@suse.de>
1063 PR tree-optimization/71059
1064 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
1065 nary before looking up or entering the expression into the VN
1067 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
1068 Make sure to re-use NARYs without result as inserted by
1071 2016-05-12 Richard Biener <rguenther@suse.de>
1073 PR tree-optimization/71062
1074 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1076 * tree-ssa-structalias.c (set_uids_in_ptset): Set
1077 vars_contains_restrict if the var is a restrict tag.
1078 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
1079 do not disambiguate pointers against it.
1080 (dump_points_to_solution): Re-structure and adjust for new
1081 vars_contains_restrict flag.
1082 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
1084 2016-05-12 Martin Liska <mliska@suse.cz>
1086 * doc/invoke.texi: Explain connection between
1087 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
1089 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
1091 PR tree-optimization/71006
1092 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
1093 consider COND_EXPR as a mask producer.
1095 2016-05-12 Marek Polacek <polacek@redhat.com>
1098 * opts.c (common_handle_option): Detect missing argument for --help^.
1100 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1103 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
1104 when popping the PC and within an interrupt handler routine.
1105 Add missing tab to output of "ldmfd".
1106 (output_return_instruction): Output LDMFD with SP update rather
1107 than POP when returning from interrupt handler.
1109 2016-05-12 Jakub Jelinek <jakub@redhat.com>
1111 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
1112 TARGET_64BIT && TARGET_AVX512DQ.
1113 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
1114 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
1115 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
1116 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
1117 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
1118 (*vec_extractv4si_zext): Add avx512dq alternative.
1119 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
1120 use v instead of x constraint in other alternatives where possible.
1122 * config/i386/sse.md (sse2_loadld): Use v instead of x
1123 constraint in alternatives 0,1,4.
1125 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
1126 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
1127 v constraints instead of x and <pinsr_evex_isa> isa attribute.
1130 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
1131 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
1132 is not emitted unless TARGET_AVX512BW.
1133 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
1134 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
1135 for the result operand.
1137 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
1138 constraint instead of x in avx alternatives. Use maybe_evex instead
1141 * config/i386/constraints.md (Yv): New constraint.
1142 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
1143 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
1144 * config/i386/i386.md (avx512fvecmode): New mode attr.
1145 (*pushtf): Use v constraint instead of x.
1146 (*movtf_internal): Likewise. For TARGET_AVX512VL and
1147 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
1148 (*absneg<mode>2): Use Yv constraint instead of x constraint.
1149 (*absnegtf2_sse): Likewise.
1150 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
1151 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
1152 avx512f alternatives.
1153 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
1155 2016-05-12 Richard Biener <rguenther@suse.de>
1157 PR tree-optimization/71060
1158 * tree-data-ref.c (initialize_data_dependence_relation): Do not
1159 require exact match of DR_BASE_OBJECT but only matching address and
1162 2016-05-12 Richard Biener <rguenther@suse.de>
1164 PR tree-optimization/70986
1165 * cfganal.c: Include cfgloop.h.
1166 (dfs_find_deadend): Prefer to take edges exiting loops.
1168 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1170 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
1171 compile and run time.
1173 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
1176 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
1178 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
1180 * config/i386/i386.c (legitimize_pic_address): Use
1181 copy_to_suggested_reg instead of gen_movsi.
1183 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1185 * config/rs6000/predicates.md (quad_memory_operand): Move most of
1186 the code into quad_address_p and call it to share code with
1187 vsx_quad_dform_memory_operand.
1188 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
1190 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
1191 bit instead of being a separate word. Split -mpower9-dform into
1192 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1193 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
1194 for the register class supporting 128-bit quad word memory offsets.
1195 (mode_supports_vsx_dform_quad): Helper function to return if the
1196 register class uses quad word memory offsets.
1197 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
1198 (rs6000_debug_reg_global): Always print if we are using LRA or not.
1199 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
1200 instructions are enabled, set up the appropriate addr_masks for
1202 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
1203 -mpower9-dform-scalar, instead of -mpower9-dform.
1204 (rs6000_option_override_internal): Split -mpower9-dform into two
1205 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
1206 -mpower9-dform switch sets or clears both. If we are not using
1207 the LRA register allocator, do not enable -mpower9-dform-vector by
1208 default. If we are using LRA, enable -mpower9-dform-vector and
1209 -mvsx-timode if it is appropriate. Issue a warning if either
1210 -mpower9-dform-vector or -mvsx-timode are explicitly used without
1212 (quad_address_offset_p): New helper function to return if the
1213 offset is legal for quad word memory instructions.
1214 (quad_address_p): New function to determin if GPR or vector
1215 register quad word memory addresses are legal.
1216 (mem_operand_gpr): Validate quad word address offsets.
1217 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
1218 d-form (register + offset) instructions.
1219 (offsettable_ok_by_alignment): Likewise.
1220 (rs6000_legitimate_offset_address_p): Likewise.
1221 (legitimate_lo_sum_address_p): Likewise.
1222 (rs6000_legitimize_address): Likewise.
1223 (rs6000_legitimize_reload_address): Add more debug statements for
1225 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
1226 d-form instructions.
1227 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
1228 d-form instructions. Distinguish different cases in debug
1229 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
1230 d-form instructions.
1231 (rs6000_preferred_reload_class): Likewise.
1232 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
1233 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
1234 of the ISA 2.06 indexed memory instructions.
1235 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
1236 use them to save/restore the saved vector registers instead of
1237 using Altivec instructions.
1238 (rs6000_emit_epilogue): Likewise.
1239 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
1240 (rs6000_opt_masks): Split -mpower9-dform into
1241 -mpower9-dform-scalar and -mpower9-dform-vector.
1242 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
1244 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
1245 ISA 3.0 vector indexed memory instructions, and fold the code into
1246 the normal mov<mode> patterns.
1247 (p9_vecstore_<mode>): Likewise.
1248 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
1250 (vsx_movti_64bit): Likewise.
1251 (vsx_movti_32bit): Likewise.
1252 * config/rs6000/constraints.md (wO constraint): New constraint for
1253 ISA 3.0 vector d-form support.
1254 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
1255 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
1256 include -mpower9-dform-vector until we switch over to LRA.
1257 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
1258 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1259 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
1260 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1261 for -mpower9-dform and -mlra.
1262 * doc/md.texi (wO constraint): Document wO constraint.
1264 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
1266 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
1267 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
1268 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
1269 Move handling of non-insn arguments inline into the sole user:
1270 (output_trans_func): ...here.
1271 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
1272 in emitted function prototype.
1273 (output_internal_insn_latency_func): Ditto. Simplify.
1274 (output_internal_maximal_insn_latency_func): Ditto. Delete
1275 always-unused argument.
1276 (output_insn_latency_func): Ditto.
1277 (output_maximal_insn_latency_func): Ditto.
1279 2016-05-11 Richard Biener <rguenther@suse.de>
1281 PR tree-optimization/71055
1282 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
1283 sth with precision not equal to access size verify we don't chop
1286 2016-05-11 Richard Biener <rguenther@suse.de>
1289 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
1290 (dwarf2out_finish): Move retry_incomplete_types call ...
1291 (dwarf2out_early_finish): ... here.
1293 2016-05-11 Richard Biener <rguenther@suse.de>
1296 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
1297 if the langhook insists on it.
1298 * fold-const.c (make_bit_field_ref): Add arg for the original
1299 reference and preserve its alias-set.
1300 (decode_field_reference): Take exp by reference and adjust it
1301 to the original memory reference.
1302 (optimize_bit_field_compare): Adjust callers.
1303 (fold_truth_andor_1): Likewise.
1304 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
1306 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
1309 * cfgrtl.h (delete_insn_and_edges): Now return bool.
1310 * cfgrtl.c (delete_insn_and_edges): Likewise.
1311 * config/i386/i386.c (convert_scalars_to_vector): Remove
1313 * cse.c (cse_insn): Compute cse_cfg_altered.
1314 (delete_trivially_dead_insns): Likewise.
1315 (cse_cc_succs): Likewise.
1316 (rest_of_handle_cse): Free dominance info if required.
1317 (rest_of_handle_cse2): Likewise.
1318 (rest_of_handle_cse_after_global_opts): Likewise.
1320 2016-05-11 Alan Modra <amodra@gmail.com>
1322 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
1323 abi_v4_pass_in_fpr): New functions.
1324 (rs6000_function_arg_boundary): Exclude complex IBM long double
1325 from 64-bit alignment when ABI_V4.
1326 (rs6000_function_arg, rs6000_function_arg_advance_1,
1327 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
1329 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
1331 PR rtl-optimization/71028
1332 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
1333 jump with just a return in the fallthrough block if the branch
1334 block contains just a return as well.
1336 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
1338 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
1339 * match.pd ((X & Y) ^ Y): ... this.
1340 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
1341 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
1343 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1345 * read-md.c (require_char_ws): New function.
1346 (read_string): Simplify using require_char_ws.
1347 (handle_constants): Likewise.
1348 (handle_enum): Likewise.
1349 (handle_file): Likewise.
1350 * read-md.h (require_char_ws): New declaration.
1351 * read-rtl.c (read_conditions): Simplify using require_char_ws.
1352 (read_mapping): Likewise.
1353 (read_rtx_code): Likewise.
1354 (read_nested_rtx): Likewise.
1356 2016-05-10 James Norris <jnorris@codesourcery.com>
1358 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
1359 if offloading is enabled and -fopenacc or -fopenmp is specified.
1360 (CRTOFFLOADEND): Likewise.
1361 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
1362 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
1364 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
1366 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
1367 gotoff_operand code paths. Use copy_to_suggested_regs and
1368 expand_simple_binop where appropriate. Cleanup.
1370 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1373 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
1375 (dimode_scalar_chain::vector_const_cost): New.
1376 (dimode_scalar_chain::compute_convert_gain): Handle constants.
1377 (dimode_scalar_chain::convert_op): Likewise.
1378 (dimode_scalar_chain::convert_insn): Likewise.
1380 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1382 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
1383 unary operation, not a binary one.
1385 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1388 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
1389 calls with type casted fndecl.
1391 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1393 PR tree-optimization/70786
1394 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
1395 * gcc/calls.c (initialize_argument_information): Bind bounds
1396 with corresponding args passed by reference.
1398 2016-05-10 Jakub Jelinek <jakub@redhat.com>
1401 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
1402 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
1403 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
1406 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1409 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
1410 code for a zero scale factor.
1411 (vsx_xvcvdpuxds_scale): Likewise.
1413 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1415 * diagnostic-show-locus.c (layout::layout): Call show_ruler
1416 if show_ruler_p was set on the context.
1417 (layout::show_ruler): New method.
1418 * diagnostic.h (struct diagnostic_context): Add field
1421 2016-05-10 Richard Biener <rguenther@suse.de>
1423 PR tree-optimization/71039
1424 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
1425 (chk_uses): New function.
1426 (propagate_with_phi): Verify we can safely replicate the lhs of an
1427 aggregate assignment on all incoming edges.
1429 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
1431 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
1433 (rx_atomic_sequence): New class.
1434 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
1435 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
1437 (rx_atomic_sequence::rx_atomic_sequence,
1438 rx_atomic_sequence::~rx_atomic_sequence): New functions.
1439 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
1440 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
1441 CTRLREG_INTB): New constants.
1442 (FETCHOP): New code iterator.
1443 (fethcop_name, fetchop_name2): New iterator code attributes.
1444 (QIHI): New mode iterator.
1445 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
1446 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
1447 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
1449 2016-05-10 Martin Liska <mliska@suse.cz>
1451 * tree-inline.c (remap_dependence_clique): Do not remap
1452 debugging statements.
1454 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1456 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
1457 ("*fixuns_truncdfdi2_z13")
1458 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
1459 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
1460 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
1462 2016-05-10 Richard Biener <rguenther@suse.de>
1464 PR tree-optimization/70497
1465 PR tree-optimization/28367
1466 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
1468 (visit_reference_op_load): ... here.
1469 (vn_reference_lookup_3): Use it to handle subreg-like accesses
1470 with simplified BIT_FIELD_REFs.
1471 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
1472 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
1475 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1477 * dwarf2out.c (add_abstract_origin_attribute): Adjust
1478 documentation comment. For BLOCK nodes, add a
1479 DW_AT_abstract_origin attribute that points to the DIE generated
1480 for the origin BLOCK.
1481 (gen_lexical_block_die): Call add_abstract_origin_attribute for
1482 blocks from inlined functions.
1484 2016-05-10 Alan Modra <amodra@gmail.com>
1487 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
1488 regrename modifying insns saving lr before __morestack call.
1489 * config/rs6000/rs6000.md (split_stack_return): Similarly for
1490 insns restoring lr after __morestack call.
1492 2016-05-09 Jakub Jelinek <jakub@redhat.com>
1494 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
1495 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
1497 * config/i386/sse.md (vec_interleave_high<mode>,
1498 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
1499 <avx512>_vpermt2var<mode>3_maskz): Likewise.
1501 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1503 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
1504 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
1505 parallel reassociation for power8 and forward.
1507 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
1509 * config/i386/i386.md (absneg splitters with general regs): Use
1510 general_reg_operand predicate.
1511 (btsq peephole2): Use x86_64_immediate_operand to check if new
1512 value is suitable for immediate operand. Generate emitted insn
1513 using RTL expressions.
1514 (btcq peephole2): Ditto.
1515 (btrq peephole2): Ditto. Generate correct immediate operand
1518 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1520 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
1523 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1525 * tree-affine.c (wide_int_constant_multiple_p): Add missing
1526 pointer dereference.
1528 2016-05-09 Richard Biener <rguenther@suse.de>
1530 PR tree-optimization/70985
1531 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
1532 op0 isn't a gimple register.
1534 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
1536 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
1537 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
1538 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
1539 (i6400_fpu_mult): New cpu units.
1540 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
1541 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
1542 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
1543 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
1544 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
1545 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
1546 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
1547 (i6400_msa_long_float4, i6400_msa_long_float5)
1548 (i6400_msa_long_float8, i6400_msa_fdiv_df)
1549 (i6400_msa_fdiv_sf): New reservations.
1550 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
1551 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
1552 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
1553 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
1554 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
1555 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
1556 (msa_short_cmp, msa_short_float2, msa_short_logic3)
1557 (msa_short_store4, msa_long_load, msa_short_store)
1558 (msa_long_logic, msa_long_float2, msa_long_float4)
1559 (msa_long_float5, msa_long_float8, msa_long_mult)
1560 (msa_long_fdiv, msa_long_div): New reservations.
1562 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
1563 Sameera Deshpande <sameera.deshpande@imgtec.com>
1564 Matthew Fortune <matthew.fortune@imgtec.com>
1565 Graham Stott <graham.stott@imgtec.com>
1566 Chao-ying Fu <chao-ying.fu@imgtec.com>
1568 * config.gcc: Add MSA header file for mips*-*-* target.
1569 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
1570 (Ubv8i, Urv8): New constraints.
1571 * config/mips/mips-ftypes.def: Add function types for MSA
1573 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
1574 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
1575 * config/mips/mips-msa.md: New file.
1576 * config/mips/mips-protos.h
1577 (mips_split_128bit_const_insns): New prototype.
1578 (mips_msa_idiv_insns): Likewise.
1579 (mips_split_128bit_move): Likewise.
1580 (mips_split_128bit_move_p): Likewise.
1581 (mips_split_msa_copy_d): Likewise.
1582 (mips_split_msa_insert_d): Likewise.
1583 (mips_split_msa_fill_d): Likewise.
1584 (mips_expand_msa_branch): Likewise.
1585 (mips_const_vector_same_val_p): Likewise.
1586 (mips_const_vector_same_bytes_p): Likewise.
1587 (mips_const_vector_same_int_p): Likewise.
1588 (mips_const_vector_shuffle_set_p): Likewise.
1589 (mips_const_vector_bitimm_set_p): Likewise.
1590 (mips_const_vector_bitimm_clr_p): Likewise.
1591 (mips_msa_vec_parallel_const_half): Likewise.
1592 (mips_msa_output_division): Likewise.
1593 (mips_ldst_scaled_shift): Likewise.
1594 (mips_expand_vec_cond_expr): Likewise.
1595 * config/mips/mips.c (enum mips_builtin_type): Add
1596 MIPS_BUILTIN_MSA_TEST_BRANCH.
1597 (mips_gen_const_int_vector_shuffle): New prototype.
1598 (mips_const_vector_bitimm_set_p): New function.
1599 (mips_const_vector_bitimm_clr_p): Likewise.
1600 (mips_const_vector_same_val_p): Likewise.
1601 (mips_const_vector_same_bytes_p): Likewise.
1602 (mips_const_vector_same_int_p): Likewise.
1603 (mips_const_vector_shuffle_set_p): Likewise.
1604 (mips_symbol_insns): Forbid loading symbols via immediate for
1606 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
1608 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
1610 (mips_lx_address_p): Add support load indexed address for MSA.
1611 (mips_address_insns): Add calculation of instructions needed for
1612 stores and loads for MSA.
1613 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
1614 CONST_VECTOR for MSA and let it fall through.
1615 (mips_ldst_scaled_shift): New function.
1616 (mips_subword_at_byte): Likewise.
1617 (mips_msa_idiv_insns): Likewise.
1618 (mips_legitimize_move): Validate MSA moves.
1619 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
1620 calculation of costs for MSA division.
1621 (mips_split_move_p): Check if MSA moves need splitting.
1622 (mips_split_move): Split MSA moves if necessary.
1623 (mips_split_128bit_move_p): New function.
1624 (mips_split_128bit_move): Likewise.
1625 (mips_split_msa_copy_d): Likewise.
1626 (mips_split_msa_insert_d): Likewise.
1627 (mips_split_msa_fill_d): Likewise.
1628 (mips_output_move): Handle MSA moves.
1629 (mips_expand_msa_branch): New function.
1630 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
1631 Reinstate 'y' modifier.
1632 (mips_file_start): Add MSA .gnu_attribute.
1633 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
1635 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
1636 (mips_class_max_nregs): Add register size for MSA supported mode.
1637 (mips_cannot_change_mode_class): Allow conversion between MSA
1638 vector modes and TImode.
1639 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
1641 (mips_secondary_reload_class): Force MSA loads/stores via memory.
1642 (mips_preferred_simd_mode): Add preffered modes for MSA.
1643 (mips_vector_mode_supported_p): Add MSA supported modes.
1644 (mips_autovectorize_vector_sizes): New function.
1645 (mips_msa_output_division): Likewise.
1646 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
1647 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
1648 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
1649 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
1650 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
1651 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
1652 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
1653 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
1654 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
1655 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
1656 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
1657 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
1658 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
1659 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
1660 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
1661 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
1662 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
1663 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
1664 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
1665 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
1666 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
1667 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
1668 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
1669 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
1670 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
1671 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
1672 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
1673 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
1674 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
1675 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
1676 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
1677 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
1678 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
1679 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
1680 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
1681 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
1682 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
1683 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
1684 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
1685 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
1686 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
1687 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
1688 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
1689 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
1690 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1691 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1692 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1693 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1694 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1695 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1696 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1697 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1698 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
1699 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
1700 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
1701 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
1702 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
1703 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
1704 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
1705 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
1706 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
1707 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
1708 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
1709 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
1710 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
1711 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
1712 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
1713 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
1714 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
1715 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
1716 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
1717 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
1718 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
1719 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
1720 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
1721 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
1722 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
1723 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
1724 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
1725 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
1726 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
1727 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
1728 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
1729 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
1730 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
1731 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
1732 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
1733 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
1734 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
1735 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
1736 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
1737 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
1738 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
1739 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
1740 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
1741 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
1742 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
1743 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
1744 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
1745 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
1746 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
1747 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
1748 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
1749 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
1750 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
1751 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
1752 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
1753 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
1754 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
1755 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
1756 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
1757 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
1758 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
1759 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
1760 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
1761 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
1762 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
1763 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
1764 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
1765 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
1766 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
1767 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
1768 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
1769 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
1770 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
1771 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
1772 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
1773 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
1774 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
1775 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
1776 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
1777 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
1778 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
1779 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
1780 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
1781 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
1782 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
1783 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
1784 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
1785 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
1786 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
1787 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
1788 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
1789 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
1790 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
1791 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
1792 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
1793 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
1794 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
1795 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
1796 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
1798 (mips_get_builtin_decl_index): New array.
1799 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
1800 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
1801 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
1802 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
1803 (mips_init_builtins): Initialize mips_get_builtin_decl_index
1805 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1807 (mips_expand_builtin_insn): Prepare operands for
1808 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
1809 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
1810 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
1811 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
1812 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
1813 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
1814 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
1815 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
1816 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
1817 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
1818 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
1819 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
1820 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
1821 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
1822 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
1823 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
1824 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
1825 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
1826 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
1827 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
1828 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
1829 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
1830 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
1831 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
1832 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
1833 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
1834 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
1835 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
1836 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
1837 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
1838 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
1839 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1840 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1841 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1842 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1843 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1844 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1845 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1846 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1847 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1848 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1849 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1850 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1851 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1852 These are set implicitly and an error is reported if overridden.
1853 (mips_expand_builtin_msa_test_branch): New function.
1854 (mips_expand_msa_shuffle): Likewise.
1855 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1856 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1857 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1858 (mips_expand_vec_unpack): Add support for MSA.
1859 (mips_expand_vector_init): Likewise.
1860 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1861 instead of const0_rtx.
1862 (mips_msa_vec_parallel_const_half): New function.
1863 (mips_gen_const_int_vector): Likewise.
1864 (mips_gen_const_int_vector_shuffle): Likewise.
1865 (mips_expand_msa_cmp): Likewise.
1866 (mips_expand_vec_cond_expr): Likewise.
1867 * config/mips/mips.h
1868 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1869 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1871 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1872 (ISA_HAS_MSA): New macro.
1873 (UNITS_PER_MSA_REG): Likewise.
1874 (BITS_PER_MSA_REG): Likewise.
1875 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1876 (MSA_REG_FIRST): New macro.
1877 (MSA_REG_LAST): Likewise.
1878 (MSA_REG_NUM): Likewise.
1879 (MSA_REG_P): Likewise.
1880 (MSA_REG_RTX_P): Likewise.
1881 (MSA_SUPPORTED_MODE_P): Likewise.
1882 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1883 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1884 * config/mips/mips.md: Include mips-msa.md.
1885 (alu_type): Add simd_add.
1886 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1887 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1888 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1889 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1890 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1891 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1892 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1893 simd_move, simd_load, simd_store. Choose "multi" for moves
1895 (qword_mode): New attribute.
1896 (insn_count): Add instruction count for quad moves.
1897 Increase the count for MIPS SIMD division.
1898 (UNITMODE): Add UNITMODEs for vector types.
1899 (addsub): New code iterator.
1900 * config/mips/mips.opt (mmsa): New option.
1901 * config/mips/msa.h: New file.
1902 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1904 * config/mips/mti-linux.h: Likewise.
1905 * config/mips/predicates.md
1906 (const_msa_branch_operand): New constraint.
1907 (const_uimm3_operand): Likewise.
1908 (const_uimm4_operand): Likewise.
1909 (const_uimm5_operand): Likewise.
1910 (const_uimm8_operand): Likewise.
1911 (const_imm5_operand): Likewise.
1912 (aq10b_operand): Likewise.
1913 (aq10h_operand): Likewise.
1914 (aq10w_operand): Likewise.
1915 (aq10d_operand): Likewise.
1916 (const_m1_operand): Likewise.
1917 (reg_or_m1_operand): Likewise.
1918 (const_exp_2_operand): Likewise.
1919 (const_exp_4_operand): Likewise.
1920 (const_exp_8_operand): Likewise.
1921 (const_exp_16_operand): Likewise.
1922 (const_vector_same_val_operand): Likewise.
1923 (const_vector_same_simm5_operand): Likewise.
1924 (const_vector_same_uimm5_operand): Likewise.
1925 (const_vector_same_uimm6_operand): Likewise.
1926 (const_vector_same_uimm8_operand): Likewise.
1927 (par_const_vector_shf_set_operand): Likewise.
1928 (reg_or_vector_same_val_operand): Likewise.
1929 (reg_or_vector_same_simm5_operand): Likewise.
1930 (reg_or_vector_same_uimm6_operand): Likewise.
1931 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1933 * doc/invoke.texi (-mmsa): Document new option.
1935 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1937 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1938 * configure: Regenerate.
1939 * config.in: Regenerate.
1940 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1942 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1943 (ENDFILE_VTV_SPEC): Define.
1945 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1947 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1948 registers in all interrupt handlers if necessary.
1949 (rl78_option_override): Add warning.
1950 (MUST_SAVE_MDUC_REGISTERS): New macro.
1951 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1952 * config/rl78/rl78.c (check_mduc_usage): New function.
1953 (mduc_regs): New structure to hold MDUC register data.
1954 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1955 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1956 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1957 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1958 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1959 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1961 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1963 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1964 (tree-ssa-loop-niter.h): Ditto.
1965 (idx_within_array_bound, ref_within_array_bound): New functions.
1966 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1967 Factor out check on writable base object to ...
1968 (base_object_writable): ... here.
1970 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1972 * config/arm/arm.md (probe_stack): Add modes to set source
1975 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1977 * regrename.c (base_reg_class_for_rename): New static function.
1978 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1980 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1982 * cgraph.c (thunk_adjust): Export.
1983 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1984 * cgraphunit.c (thunk_adjust): Export.
1985 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1987 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1989 * tree-inline.c (expand_call_inline): Expand thunks inline.
1991 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1994 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1995 (*sse2_vd_cvtss2sd): Ditto.
1996 * config/i386/i386.md
1997 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1998 Generate *sse2_vd_cvtsd2ss pattern.
1999 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
2000 Generate *sse2_vd_cvtss2sd pattern.
2002 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2004 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
2005 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
2008 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2010 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
2011 * config/sh/sh.c: Define and declare variables on first use throughout
2013 (current_function_interrupt): Change to bool type.
2014 (frame_insn): Rename to emit_frame_insn and update users.
2015 (push_regs): Use bool for 'interrupt_handler' argument.
2016 (save_schedule_s): Remove.
2017 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
2018 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
2019 targetm.asm_out.unaligned_op.di.
2020 (gen_far_branch): Remove redundant forward declaration.
2021 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
2022 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
2023 (sh_set_return_address, sh_function_ok_for_sibcall,
2024 scavenge_reg): Update comments.
2025 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
2026 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
2027 (sh_attr_renesas_p): Remove unnecessary parentheses.
2028 (branch_dest): Simplify.
2029 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
2030 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
2031 (CUMULATIVE_ARGS): Change macro to typedef.
2032 (current_function_interrupt): Change to bool type.
2033 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
2034 Surround with __cplusplus ifdef.
2035 (sh_compare_op0, sh_compare_op1): Remove.
2036 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
2038 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
2040 * config/arm/arm.md: (arch): Add neon.
2041 (arch_enabled): Return yes for arch neon when TARGET_NEON.
2042 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
2043 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
2044 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
2045 attributes for alt renumbering. Mark alt 3 as non-predicable.
2046 (thumb2_movdf_vfp): Likewise.
2048 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
2050 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
2051 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
2052 (*andqi_1): Add preferred_for_speed attribute to disparage
2053 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
2054 (*<code>qi_1): Ditto.
2055 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
2056 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
2057 (*ashlqi3_1): Ditto.
2058 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
2059 Add preferred_for_size attribute to disparage alternative 0 and
2060 preferred_for_speed attribute to disparage alternative 1 for
2061 TARGET_PARTIAL_REG_STALL targets.
2063 2016-05-07 Tom de Vries <tom@codesourcery.com>
2065 PR tree-optimization/70956
2066 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
2069 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
2071 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
2072 * config/sh/sh.c (sh_cbranch_distance): Implement it.
2073 * config/sh/sh.md (branch_zero): Remove define_attr.
2074 (define_delay): Disable delay slot if branch distance is one insn.
2076 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2078 * config/i386/i386.md (LEAMODE): New mode attribute.
2079 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
2080 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
2081 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
2082 operand 2 predicate.
2083 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
2084 (*lea<mode>_general_3): Ditto.
2085 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
2087 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2089 * genmddump.c (main): Convert argv from char ** to const char **.
2091 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2093 * coretypes.h (OVERRIDE): New macro.
2096 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
2098 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
2099 allow coalescing if the types are compatible.
2101 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2103 * pass_manager.h (pass_manager::register_pass_name): New method.
2104 (pass_manager::get_pass_by_name): New method.
2105 (pass_manager::create_pass_tab): New method.
2106 (pass_manager::m_name_to_pass_map): New field.
2107 * passes.c (name_to_pass_map): Delete global in favor of field
2108 "m_name_to_pass_map" of pass_manager.
2109 (register_pass_name): Rename from a function to...
2110 (pass_manager::register_pass_name): ...this method, updating
2111 for renaming of global "name_to_pass_map" to field
2112 "m_name_to_pass_map".
2113 (create_pass_tab): Rename from a function to...
2114 (pass_manager::create_pass_tab): ...this method, updating
2115 for renaming of global "name_to_pass_map" to field.
2116 (get_pass_by_name): Rename from a function to...
2117 (pass_manager::get_pass_by_name): ...this method.
2118 (enable_disable_pass): Convert use of get_pass_by_name to
2119 a method call, locating the pass_manager singleton.
2121 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2123 * genattr-common.c (main): Convert argv from char ** to const char **.
2124 * genattr.c (main): Likewise.
2125 * genattrtab.c (main): Likewise.
2126 * genautomata.c (initiate_automaton_gen): Likewise.
2128 * gencodes.c (main): Likewise.
2129 * genconditions.c (main): Likewise.
2130 * genconfig.c (main): Likewise.
2131 * genconstants.c (main): Likewise.
2132 * genemit.c (main): Likewise.
2133 * genenums.c (main): Likewise.
2134 * genextract.c (main): Likewise.
2135 * genflags.c (main): Likewise.
2136 * genmddeps.c (main): Likewise.
2137 * genopinit.c (main): Likewise.
2138 * genoutput.c (main): Likewise.
2139 * genpeep.c (main): Likewise.
2140 * genpreds.c (main): Likewise.
2141 * genrecog.c (main): Likewise.
2142 * gensupport.c (init_rtx_reader_args_cb): Likewise.
2143 (init_rtx_reader_args): Likewise.
2144 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2145 (init_rtx_reader_args): Likewise.
2146 * gentarget-def.c (main): Likewise.
2147 * read-md.c (read_md_files): Likewise.
2148 * read-md.h (read_md_files): Likewise.
2150 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2152 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
2153 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
2154 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
2155 Remove unused predicate.
2156 (register_and_not_fp_reg_operand): Ditto.
2158 2016-05-06 Martin Liska <mliska@suse.cz>
2160 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
2161 instead of vec as the vector is local to the function.
2163 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2165 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
2166 avx512bw alternative.
2168 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
2169 before the ashr<mode>3 pattern.
2171 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
2172 v instead of x in vex or maybe_vex alternatives, use
2173 maybe_evex instead of vex in prefix.
2175 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
2176 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
2177 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
2178 in vex or maybe_vex alternatives, use maybe_evex instead of vex
2181 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
2182 v instead of x in vex or maybe_vex alternatives, use
2183 maybe_evex instead of vex in prefix.
2185 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
2186 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
2187 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
2188 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
2189 alternatives, use maybe_evex instead of vex in prefix.
2191 * config/i386/sse.md (vec_interleave_lowv4sf,
2192 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
2193 v instead of x in vex or maybe_vex alternatives, use
2194 maybe_evex instead of vex in prefix.
2196 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
2197 v instead of x in vex or maybe_vex alternatives, use
2198 maybe_evex instead of vex in prefix.
2200 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
2201 v constraint instead of x.
2203 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
2205 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
2206 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
2209 2016-05-06 Richard Biener <rguenther@suse.de>
2211 PR tree-optimization/70948
2212 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2213 Properly clobber all fields of va_list for __builtin_va_start.
2215 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2218 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
2219 loop latch destination.
2221 2016-05-06 Martin Liska <mliska@suse.cz>
2223 * tree-ssa-uninit.c: Apply manual changes
2224 to the GNU coding style.
2225 (prune_uninit_phi_opnds): Rename from
2226 prune_uninit_phi_opnds_in_unrealizable_paths.
2228 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2230 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
2231 mspace): Remove deprecated options.
2232 * doc/invoke.texi (SH options): Remove -mspace.
2234 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2236 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
2238 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2240 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
2241 corresponding combine split pattern.
2243 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2246 * config/sh/predicates.md (long_displacement_mem_operand): New.
2247 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
2248 Add movi20, movi20s alternatives. Adjust length attribute for
2250 (movsi_ie): Allow for any FPU. Adjust length attribute for
2252 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
2253 attribute for alternatives.
2254 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
2255 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
2256 length attribute for alternatives.
2258 2016-05-06 Richard Biener <rguenther@suse.de>
2260 PR tree-optimization/70960
2261 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
2263 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2266 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
2267 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
2269 2016-05-06 Marek Polacek <polacek@redhat.com>
2272 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
2274 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2277 * config/sh/sh.md (*rotcr): Add another variant.
2279 2016-05-06 Richard Biener <rguenther@suse.de>
2282 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
2284 2016-05-06 Richard Biener <rguenther@suse.de>
2287 * fold-const.c (split_tree): Always convert to the original type
2290 2016-05-06 Richard Biener <rguenther@suse.de>
2292 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
2293 (fwprop_addr): Likewise.
2295 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2298 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
2300 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
2301 * config/i386/i386.md (push mem splitter): Use find_constant_src in
2302 the splitter condition.
2303 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
2304 the splitter condition.
2305 (FP float_extend load splitter): Ditto.
2307 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
2309 * config/i386/i386.md (peehole2 patterns): Change true_regnum
2310 to REGNO in all peephole2 patterns.
2311 (post-reload splitters): Change true_regnum to REGNO in
2312 post-reload splitters.
2313 (zero_extend splitters): Use general_reg_operand and
2314 nonimmediate_gr_operand predicates.
2316 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2318 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
2319 v constraint instead of x.
2321 2016-05-05 Alan Modra <amodra@gmail.com>
2324 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
2325 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
2326 TARGET_NO_FP_IN_TOC for -mrelocatable.
2327 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
2328 TARGET_RELOCATABLE test.
2329 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2330 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2331 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2332 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2333 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2334 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2335 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2336 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2337 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
2338 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2340 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
2341 (rs6000_stack_info): Likewise.
2342 (rs6000_elf_asm_out_constructor): Likewise.
2343 (rs6000_elf_asm_out_destructor): Likewise.
2344 (rs6000_elf_declare_function_name): Likewise.
2345 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
2346 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
2349 2016-05-05 Alan Modra <amodra@gmail.com>
2351 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
2353 2016-05-05 Alan Modra <amodra@gmail.com>
2355 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
2356 out-of-line gpr restore for one or two regs if that would add
2359 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
2362 * config/i386/i386.md
2363 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
2364 Change to post-epilogue_completed late splitter. Use sse_reg_operand
2365 as operand 0 predicate.
2366 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
2368 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
2369 Ditto. Emit the pattern using RTX.
2371 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
2372 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
2373 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
2374 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
2376 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
2377 sse_reg_operand as operand 0 predicate.
2379 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
2380 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
2381 instead of gen_rtx_REG.
2382 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
2385 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2387 * function.c (emit_use_return_register_into_block): Delete.
2388 (gen_return_pattern): Delete.
2389 (emit_return_into_block): Delete.
2390 (active_insn_between): Delete.
2391 (convert_jumps_to_returns): Delete.
2392 (emit_return_for_exit): Delete.
2393 (thread_prologue_and_epilogue_insns): Delete all code dealing with
2394 simple_return for shrink-wrapped blocks.
2395 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
2396 end of blocks that need one.
2397 (get_unconverted_simple_return): Delete.
2398 (convert_to_simple_return): Delete.
2399 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
2400 (convert_to_simple_return): Ditto.
2402 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2404 * cfgcleanup.c (bb_is_just_return): New function.
2405 (try_optimize_cfg): Simplify jumps to return, branches to return,
2406 and branches around return.
2408 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2410 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
2413 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2417 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
2418 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
2419 assert flags & OEP_HASH_CHECK, instead of asserting it
2420 never happens. Handle TARGET_EXPR.
2421 * fold-const.c (operand_equal_p): For hash verification,
2422 or in OEP_HASH_CHECK into flags.
2424 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
2426 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
2428 (compute_samebase_partition_bases): Fix typo.
2430 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2432 * config/i386/sse.md (vec_interleave_highv8sf,
2433 vec_interleave_lowv8sf, vec_interleave_highv4df,
2434 vec_interleave_lowv4df): Remove constraints from expanders.
2436 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
2438 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2440 * tree-inline.c (expand_call_inline): Fix path dealing with
2441 making lhs of call statement undefined.
2443 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2445 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
2446 Check availability on NODE, too.
2447 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
2448 (cgraph_node::call_for_symbol_and_aliases): Likewise.
2449 (varpool_node::call_for_symbol_and_aliase): Likewise.
2450 * ipa-pure-const.c (add_new_function): Analyze all bodies.
2451 (propagate_pure_const): Propagate across interposable functions, too.
2452 (skip_function_for_local_pure_const): Do not skip interposable bodies
2454 (pass_local_pure_const::execute): Update.
2456 2016-05-04 Marek Polacek <polacek@redhat.com>
2458 * doc/invoke.texi: Document -Wdangling-else.
2460 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2462 * config.gcc: Error out when conflicting multilib is detected. Do not
2463 loop over multilibs since no combination is legal.
2465 2016-05-04 Alan Modra <amodra@gmail.com>
2467 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
2468 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
2469 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2472 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
2474 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
2475 Clean up p5600 comments.
2477 2016-05-04 Richard Biener <rguenther@suse.de>
2479 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
2480 constructor simplifications.
2481 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
2483 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
2485 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
2486 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
2487 result.set_rtx is null instead of aborting.
2488 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
2490 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
2491 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
2492 *mov<mode>_store_postinc): New patterns.
2494 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
2496 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
2497 as commutative. Check both conversions are NOP.
2498 ((A & B) OP (C & B)): Remove.
2500 2016-05-04 Alan Modra <amodra@gmail.com>
2502 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
2504 2016-05-04 Alan Modra <amodra@gmail.com>
2507 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
2508 when cr2,3,4 are all fixed regs.
2510 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
2512 PR rtl-optimization/57193
2513 * opts.c (default_options_table): Revert OPT_frename_registers change.
2514 * doc/invoke.texi (-frename-registers, -O2): Likewise.
2516 2016-05-03 Martin Sebor <msebor@redhat.com>
2519 * builtins.c (fold_builtin_FILE): New function.
2520 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
2521 (fold_builtin_0): Call them.
2522 * gimplify.c (gimplify_call_expr): Remove the handling of
2523 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
2526 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
2527 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
2531 * doc/extend.texi (Function Names as Strings): Update __func__,
2532 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
2535 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2536 Richard Biener <rguenther@suse.de>
2538 PR tree-optimization/70916
2539 * tree-if-conv.c: Include cfganal.h.
2540 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
2541 and remove_fake_exit_edges around the optimization pass.
2543 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
2545 * cgraph.c (symbol_table::create_edge): Set inline_failed.
2546 (cgraph_edge::make_direct): Likewise.
2547 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
2548 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
2549 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
2550 (CIF_THUNK): New code.
2551 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
2552 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
2553 (compute_inline_parameters): Set inline_failed for thunks.
2554 (inline_analyze_function): Cleanup.
2555 * ipa-inline.c (can_inline_edge_p): Do not deal with
2556 call_stmt_cannot_inline_p.
2557 (can_early_inline_edge_p): Likewise.
2558 (early_inliner): Initialize inline_failed.
2559 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
2561 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
2563 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
2564 from nonimm_ssenomem_operand.
2565 (nonimm_ssenomem_operand): New predicate.
2566 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
2567 as operand 0 predicate.
2568 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
2569 Disable unsupported alternatives using "enabled" attribute.
2570 Use register_ssemem_operand as operand 0 predicate.
2571 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
2573 2016-05-03 Marek Polacek <polacek@redhat.com>
2576 * input.c (expansion_point_location): New function.
2577 * input.h (expansion_point_location): Declare.
2579 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
2581 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
2582 occurence with frame_offset_ ones.
2584 2016-05-03 Alan Modra <amodra@gmail.com>
2586 PR rtl-optimization/70890
2587 * ira.c (combine_and_move_insns): When moving def_insn, remove
2590 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
2592 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
2593 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
2594 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
2595 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
2597 2016-05-03 Alan Modra <amodra@gmail.com>
2599 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
2600 for SAVE_MULTIPLE/STORE_MULTIPLE.
2602 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2604 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
2605 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
2607 2016-05-03 Richard Biener <rguenther@suse.de>
2609 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
2611 (gimplify_arg): Likewise.
2612 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
2613 re-writing the result to a decl if required.
2614 (internal_get_tmp_var): Add allow_ssa parameter
2615 and override into_ssa with it.
2616 (get_formal_tmp_var): Adjust.
2617 (get_initialized_tmp_var): Add allow_ssa parameter.
2618 (gimplify_arg): Add allow_ssa parameter and avoid generating
2619 SSA names for the result false.
2620 (gimplify_call_expr): If the call may return twice do not
2621 gimplify parameters into SSA.
2622 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
2623 (gimplify_modify_expr): Adjust assert. For noreturn calls
2624 with a SSA name LHS adjust its def.
2625 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
2626 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
2627 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
2628 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
2629 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
2630 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
2631 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
2632 (optimize_target_teams): Do not allow SSA names for clause operands.
2633 (gimplify_expr): Likewise for where we mark the result addressable.
2634 * passes.def (pass_init_datastructures): Remove.
2635 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
2636 (rewrite_stmt): Likewise.
2637 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
2638 (replace_locals_op): Replace SSA names.
2639 (copy_gimple_seq_and_replace_locals): Init src_cfun.
2640 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
2641 * cgraph.c (release_function_body): Free CFG annotations only
2642 when we have a CFG. Simplify.
2643 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2644 force_gimple_operand instead of get_initialized_tmp_var.
2645 * tree-pass.h (make_pass_init_datastructures): Remove.
2646 * tree-ssa.c (execute_init_datastructures): Remove.
2647 (pass_data_init_datastructures): Likewise.
2648 (class pass_init_datastructures): Likewise.
2649 (make_pass_init_datastructures): Likewise.
2650 * omp-low.c (create_omp_child_function): Init SSA data structures.
2651 (grid_expand_target_grid_body): Likewise.
2652 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
2653 name before adding it to names_to_release.
2654 (remove_bb): Always release SSA defs.
2655 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
2656 before dereferencing it.
2657 * cgraphunit.c (init_lowered_empty_function): Always
2658 int SSA data structures.
2659 * tree-ssanames.c (release_defs): Remove assert that we are in
2661 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
2663 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2664 Uros Bizjak <ubizjak@gmail.com>
2666 PR rtl-optimization/70467
2667 * config/i386/predicates.md (x86_64_hilo_int_operand,
2668 x86_64_hilo_general_operand): New predicates.
2669 * config/i386/constraints.md (Wd): New constraint.
2670 * config/i386/i386.md (mode attr di): Use Wd instead of e.
2671 (general_hilo_operand): New mode attr.
2672 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
2673 instead of <general_operand>.
2674 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
2675 x86_64_hilo_general_operand instead of <general_operand>.
2677 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2679 PR tree-optimization/70916
2680 * tree-if-conv.c (constant_or_ssa_name): Removed.
2681 (fold_build_cond_expr): Use is_gimple_val instead of
2682 constant_or_ssa_name.
2684 PR tree-optimization/70916
2685 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
2686 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
2689 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
2690 (optimize_atomic_bit_test_and): New function.
2691 (pass_fold_builtins::execute): Use it.
2692 * optabs.def (atomic_bit_test_and_set_optab,
2693 atomic_bit_test_and_complement_optab,
2694 atomic_bit_test_and_reset_optab): New optabs.
2695 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
2696 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
2697 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
2698 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
2699 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
2700 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
2701 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
2702 * doc/md.texi (atomic_bit_test_and_set@var{mode},
2703 atomic_bit_test_and_complement@var{mode},
2704 atomic_bit_test_and_reset@var{mode}): Document.
2705 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
2706 atomic_bit_test_and_complement<mode>,
2707 atomic_bit_test_and_reset<mode>): New expanders.
2708 (atomic_bit_test_and_set<mode>_1,
2709 atomic_bit_test_and_complement<mode>_1,
2710 atomic_bit_test_and_reset<mode>_1): New insns.
2712 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
2714 PR rtl-optimization/70687
2715 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
2716 instead of unsigned HOST_WIDE_INT.
2718 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
2720 PR rtl-optimization/44281
2721 * hard-reg-set.h (struct target_hard_regs): New field
2722 x_fixed_nonglobal_reg_set.
2723 (fixed_nonglobal_reg_set): New macro.
2724 * reginfo.c (init_reg_sets_1): Initialize it.
2725 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
2727 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
2729 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2731 PR tree-optimization/56541
2732 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
2733 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
2734 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
2735 (any_complicated_phi): new static variable.
2736 (aggressive_if_conv): delete.
2737 (if_convertible_phi_p): support phis with more than two arguments.
2738 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
2739 critical pred edges.
2740 (ifcvt_split_critical_edges): support phis with more than two
2741 arguments by checking new parameter. only split critical edges
2743 (tree_if_conversion): handle simd pragma marked loop using new
2744 local variable aggressive_if_conv. check any_complicated_phi.
2746 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2748 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
2751 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2753 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
2756 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
2758 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
2759 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
2760 define_insn_and_split.
2761 (mulsi3_i): New define_insn_and_split.
2762 (mulsi3_call): Convert to define_insn.
2763 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
2766 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2768 * machmode.h (mode_complex): Add support to give the complex mode
2770 (GET_MODE_COMPLEX_MODE): Likewise.
2771 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
2772 stored by build_complex_type and gfc_build_complex_type instead of
2773 trying to figure out the appropriate mode based on the size. Raise
2774 an assertion error, if the type was not set.
2775 * genmodes.c (struct mode_data): Add field for the complex type of
2777 (blank_mode): Likewise.
2778 (make_complex_modes): Remember the complex mode created in the
2780 (emit_mode_complex): Write out the mode_complex array to map a
2781 type mode to the complex version.
2782 (emit_insn_modes_c): Likewise.
2783 * tree.c (build_complex_type): Set the complex type to use before
2784 calling layout_type.
2785 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
2786 support for __float128 complex datatypes.
2787 (rs6000_hard_regno_mode_ok): Likewise.
2788 (rs6000_setup_reg_addr_masks): Likewise.
2789 (rs6000_complex_function_value): Likewise.
2790 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
2791 __float128 and __ibm128 complex.
2792 (FLOAT128_IBM_P): Likewise.
2793 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2794 * doc/extend.texi (Additional Floating Types): Document that
2795 -mfloat128 must be used to enable __float128. Document complex
2796 __float128 and __ibm128 support.
2798 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2801 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
2802 char/short arguments promoted to int because of promote_prototypes.
2804 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2806 * config/i386/predicates.md (register_ssemem_operand): New predicate.
2807 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
2808 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
2809 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
2810 alternatives using "enabled" attribute. Use register_ssemem_operand
2811 as operand 1 predicate.
2812 (*cmpi<unord>xf_i387): Split XFmode pattern from
2813 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
2814 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
2815 *absneg<mode>2_i387. Disable unsupported alternatives using
2816 "enabled" attribute.
2817 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
2819 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2821 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
2823 (oacc_loop_process): Check mask for loop termination.
2825 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2827 * cif-code.def (CIF_THUNK): Add.
2828 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
2831 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2833 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
2834 (dump_inline_summary): Dump it.
2835 (fp_expression_p): New predicate.
2836 (estimate_function_body_sizes): Use it.
2837 (inline_merge_summary): Merge fp_expressions.
2838 (inline_read_section): Read fp_expressions.
2839 (inline_write_summary): Write fp_expressions.
2840 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2841 codegen boundary if either caller or callee is !fp_expressions.
2842 * ipa-inline.h (inline_summary): Add fp_expressions.
2843 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2844 to fp_expressions be sure the fp generation flags are updated.
2846 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2848 PR rtl-optimization/70467
2849 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2851 PR rtl-optimization/70467
2852 * ipa-pure-const.c (check_call): Handle internal calls even in
2853 ipa mode like in local mode.
2855 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2857 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2859 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2861 * match.pd (X u< X, X u> X): New transformations.
2863 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2865 * flag-types.h (enum warn_strict_overflow_code): Move ...
2866 * coretypes.h: ... here.
2867 * fold-const.h (fold_overflow_warning): Declare.
2868 * fold-const.c (fold_overflow_warning): Make non-static.
2869 (fold_comparison): Move the transformation of X +- C1 CMP C2
2870 into X CMP C2 -+ C1 ...
2871 * match.pd: ... here.
2872 * gimple-fold.c (fold_stmt_1): Protect with
2873 fold_defer_overflow_warnings.
2875 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2877 * omp-low.c (struct oacc_loop): Add 'inner' field.
2878 (new_oacc_loop_raw): Initialize it to zero.
2879 (oacc_loop_fixed_partitions): Initialize it.
2880 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2881 available partitioning.
2883 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2885 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2887 (umulsidi3): Likewise.
2888 (indirect_jump): Fix jump instruction assembly patterns.
2890 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2893 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2894 (nvptx_function_value): Assert non-NULL cfun.
2896 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2898 PR rtl-optimization/70886
2899 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2901 * cselib.h (rtx_equal_for_cselib_1): Declare.
2902 (rtx_equal_for_cselib_p: New inline function.
2903 * cselib.c (rtx_equal_for_cselib_p): Delete.
2904 (rtx_equal_for_cselib_1): Make public.
2906 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2908 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2909 (register_mixssei387nonimm_operand): Remove predicate.
2910 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2911 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2912 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2913 for TARGET_MIX_SSE_I387 alternatives.
2914 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2915 Disable unsupported alternatives using "enabled" attribute. Use
2916 nonimm_ssenomem_operand as operand 1 predicate. Also check
2917 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2919 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2921 * tree.c (cst_and_fits_in_hwi): Simplify.
2923 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2925 * tree.h (wi::to_wide): New function.
2926 * expr.c (expand_expr_real_1): Use wi::to_wide.
2927 * fold-const.c (int_const_binop_1): Likewise.
2928 (extract_muldiv_1): Likewise.
2930 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2932 * wide-int.h: Update offset_int and widest_int documentation.
2933 (WI_SIGNED_SHIFT_RESULT): New macro.
2934 (wi::binary_shift): Define signed_shift_result_type for
2935 shifts on offset_int- and widest_int-like types.
2936 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2937 * tree.h (int_bit_position): Use shift operators instead of wi::
2939 * alias.c (adjust_offset_for_component_ref): Likewise.
2940 * expr.c (get_inner_reference): Likewise.
2941 * fold-const.c (fold_comparison): Likewise.
2942 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2943 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2944 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2945 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2946 (stmt_kills_ref_p): Likewise.
2947 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2948 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2949 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2950 (ao_ref_init_from_vn_reference): Likewise.
2952 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2954 * wide-int.h: Update offset_int and widest_int documentation.
2955 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2956 (wi::binary_traits): Allow ordered comparisons between offset_int and
2957 offset_int, between widest_int and widest_int, and between either
2958 of these types and basic C types.
2959 (operator <, <=, >, >=): Define for the same combinations.
2960 * tree.h (tree_int_cst_lt): Use comparison operators instead
2961 of wi:: comparisons.
2962 (tree_int_cst_le): Likewise.
2963 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2964 (fold_nonarray_ctor_reference): Likewise.
2965 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2966 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2967 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2968 * tree-sra.c (completely_scalarize): Likewise.
2969 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2970 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2971 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2972 (check_for_binary_op_overflow): Likewise.
2973 (search_for_addr_array): Likewise.
2974 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2976 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2978 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2979 (arc_save_restore): Likewise.
2980 (arc_dwarf_register_span): Likewise.
2981 (arc_output_pic_addr_const): Initialize suffix variable.
2983 2016-05-02 Martin Liska <mliska@suse.cz>
2985 * symbol-summary.h (function_summary::function_summary):
2986 Remove checking assert for all cgraph nodes.
2987 (function_summary::get): Check summary_uid.
2988 (symtab_insertion): Check summary_uid.
2990 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2992 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2993 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2995 (arc_dwarf_register_span): Remove enum keyword.
2996 (compact_memory_operand_p): New function.
2997 * config/arc/arc.h (reg_class): Add code density register classes.
2998 (REG_CLASS_NAMES): Likewise.
2999 (REG_CLASS_CONTENTS): Likewise.
3000 * config/arc/arc.md (*movqi_insn): Add code density instructions.
3001 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
3002 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
3003 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
3004 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
3006 (h, Rcd, Rsd, Rzd): New register constraints.
3007 (T): Use compact_memory_operand_p function.
3008 * config/arc/predicates.md (compact_load_memory_operand): Remove.
3010 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3012 * config/sh/sh.md (*negnegt, *movtt): Remove.
3014 2016-05-02 Marek Polacek <polacek@redhat.com>
3015 Tom de Vries <tom@codesourcery.com>
3017 PR tree-optimization/70700
3018 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
3019 bigger than FIRST_REF_NODE.
3021 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3024 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
3026 (prepare_cbranch_operands): Don't use scratch register. Assume that
3027 function is used when pseudos can be created.
3028 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
3029 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
3030 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
3031 define_expand. Allow it only when pseudos can be created.
3032 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
3034 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
3036 * config/i386/constraints.md (BC): Only allow -1 operands.
3037 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
3038 Add "enabled" attribute. Update XI mode attribute calculation.
3039 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
3040 (*movoi_internal_avx): Update XI mode attribute calculation.
3041 (*movti_internal): Ditto.
3043 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3045 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
3046 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
3048 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
3050 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
3051 statement on instruction code. Remove trailing spaces.
3052 (altivec_expand_stv_builtin): Likewise.
3054 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3056 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
3057 (TARGET_FPU_DOUBLE): Simplify.
3058 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
3059 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
3060 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
3061 with 'TARGET_FPU_DOUBLE'.
3062 * config/sh/sh.md: Likewise.
3064 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
3066 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
3067 SH_DIV_STR_FOR_SIZE): Remove.
3068 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
3069 SH_DIV_STR_FOR_SIZE): Remove.
3071 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3073 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
3074 logical_reg_operand): Delete.
3075 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
3076 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
3077 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
3078 match_operand and match_test.
3079 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
3080 variables on their first use. Return bool values.
3081 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
3082 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
3083 arith_reg_operand for input operand. Remove empty constraints.
3085 (*xorsi3_compact): Rename to xorsi3.
3086 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
3087 (*zero_extend<mode>si2_disp_mem): Update comment.
3090 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3092 * config/sh/t-sh: Remove SH5 support.
3093 * config.gcc: Likewise.
3094 * configure: Likewise.
3096 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3098 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
3100 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3102 * config/sh/sh.c (register_sh_passes, sh_option_override,
3103 sh_print_operand, prepare_move_operands,
3104 sh_can_follow_jump): Remove TARGET_SH1 checks.
3105 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
3106 PROMOTE_MODE): Likewise.
3107 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
3110 2016-04-30 Alan Modra <amodra@gmail.com>
3112 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
3113 restoring when fixed_reg_p, but allow out-of-line or stmw save.
3114 Check for user regs later to avoid unnecessary looping over regs.
3115 Merge user reg check with non-saved reg check. Don't force
3116 inline VR restore when static chain used.
3117 (rs6000_frame_related): Omit eh_frame info for user regs when
3119 (fixed_regs_p): Delete.
3121 2016-04-30 Alan Modra <amodra@gmail.com>
3123 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
3124 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
3127 2016-04-30 Alan Modra <amodra@gmail.com>
3130 * config/rs6000/rs6000.c (fixed_reg_p): New function.
3131 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
3134 2016-04-30 Alan Modra <amodra@gmail.com>
3136 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3137 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
3138 flag_pic test for Darwin.
3140 2016-04-30 Alan Modra <amodra@gmail.com>
3142 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
3143 throw_calls_crossed.
3144 (REG_FREQ_CALLS_CROSSED): Delete.
3145 (REG_N_THROWING_CALLS_CROSSED): Delete.
3146 * regstat.c (regstat_bb_compute_ri): Don't calculate
3147 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
3148 (dump_reg_info): Don't print call cross frequency.
3149 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
3150 and REG_N_THROWING_CALLS_CROSSED.
3152 2016-04-30 Alan Modra <amodra@gmail.com>
3154 * regs.h (struct reg_info_t): Delete live_length.
3155 (REG_LIVE_LENGTH): Delete macro.
3156 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
3157 local_live, local_processed and local_live_last_luid params.
3158 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
3160 (regstat_compute_ri): Adjust for above. Don't set
3162 (dump_reg_info): Don't print live length.
3163 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
3164 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
3165 Localize loop_depth var.
3167 2016-04-30 Alan Modra <amodra@gmail.com>
3169 * ira.c (enum valid_equiv): New.
3170 (validate_equiv_mem): Return enum.
3171 (update_equiv_mem): Create replacement in more cases.
3172 (add_store_equivs): Update validate_equiv_mem call.
3174 2016-04-30 Alan Modra <amodra@gmail.com>
3176 * ira.c (combine_and_move_insns): Rather than scanning insns,
3177 use DF infrastucture to find use and def insns.
3179 2016-04-30 Alan Modra <amodra@gmail.com>
3181 ira.c (combine_and_move_insns): Move invariant conditions..
3182 (ira.c): ..to here. Call combine_and_move_insns before
3183 add_store_equivs. Call grow_reg_equivs later. Allocate
3184 req_equiv later using max_reg_num() rather than global max_regno.
3185 (contains_replace_regs): Delete.
3186 (add_store_equivs): Remove contains_replace_regs test.
3188 2016-04-30 Alan Modra <amodra@gmail.com>
3190 * ira.c (struct equiv_mem_data): New.
3191 (equiv_mem, equiv_mem_modified): Delete static vars.
3192 (validate_equiv_mem_from_store): Use "data" param to communicate..
3193 (validate_equiv_mem): ..from here.
3195 2016-04-30 Alan Modra <amodra@gmail.com>
3197 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
3199 (update_reg_equivs): ..here. Move allocation and freeing of
3200 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
3201 end_alias_analysis to..
3204 2016-04-30 Alan Modra <amodra@gmail.com>
3206 * ira.c (pdx_subregs): Delete.
3207 (struct equivalence): Add pdx_subregs field.
3208 (set_paradoxical_subreg): Remove pdx_subregs param. Update
3210 (update_equiv_regs): Don't create or free pdx_subregs. Update
3213 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3215 * config/rs6000/altivec.h: Change definitions of vec_xl and
3217 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
3218 (LD_ELEMREV_V2DI): New.
3219 (LD_ELEMREV_V4SF): New.
3220 (LD_ELEMREV_V4SI): New.
3221 (LD_ELEMREV_V8HI): New.
3222 (LD_ELEMREV_V16QI): New.
3223 (ST_ELEMREV_V2DF): New.
3224 (ST_ELEMREV_V2DI): New.
3225 (ST_ELEMREV_V4SF): New.
3226 (ST_ELEMREV_V4SI): New.
3227 (ST_ELEMREV_V8HI): New.
3228 (ST_ELEMREV_V16QI): New.
3231 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3232 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
3233 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
3234 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
3235 (altivec_expand_builtin): Add handling for
3236 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
3237 (rs6000_invalid_builtin): Add error-checking for
3238 RS6000_BTM_P9_VECTOR.
3239 (altivec_init_builtins): Define builtins used to implement vec_xl
3241 (rs6000_builtin_mask_names): Define power9-vector.
3242 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
3243 (RS6000_BTM_P9_VECTOR): Define.
3244 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
3245 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
3246 (vsx_ld_elemrev_v2df): Likewise.
3247 (vsx_ld_elemrev_v4sf): Likewise.
3248 (vsx_ld_elemrev_v4si): Likewise.
3249 (vsx_ld_elemrev_v8hi): Likewise.
3250 (vsx_ld_elemrev_v16qi): Likewise.
3251 (vsx_st_elemrev_v2df): Likewise.
3252 (vsx_st_elemrev_v2di): Likewise.
3253 (vsx_st_elemrev_v4sf): Likewise.
3254 (vsx_st_elemrev_v4si): Likewise.
3255 (vsx_st_elemrev_v8hi): Likewise.
3256 (vsx_st_elemrev_v16qi): Likewise.
3257 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
3260 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
3262 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
3264 (simplify_control_stmt_condition_1): ... here. Recurse into
3265 BIT_AND_EXPRs and BIT_IOR_EXPRs.
3267 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
3270 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
3271 (zero_extendqi<mode>2_dot): Revert earlier conversion from
3272 define_insn_and_split to define_insn.
3273 (zero_extendqi<mode>2_dot2): Same.
3274 (extendqi<mode>2_dot): Same.
3275 (extendqi<mode>2_dot2): Same.
3277 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3279 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
3280 (probe_stack): New expander.
3281 (probe_stack_<mode>): New insn pattern.
3283 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3285 * config/i386/i386.md
3286 (operations with memory inputs setting flags peephole2):
3287 Remove uneeded REG_P checks. Cleanup pattern generation.
3289 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
3291 * tree-vect-loop.c (vect_transform_loop): Fix
3292 nb_iterations_upper_bound computation for vectorized loop.
3294 2016-04-29 Marek Polacek <polacek@redhat.com>
3295 Jakub Jelinek <jakub@redhat.com>
3298 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
3299 TARGET_EXPR_SLOT as a base.
3301 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
3303 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
3304 with 'rCm2' constraints to limit possible immediate size.
3305 (*load_zeroextendqisi_update): Likewise.
3306 (*load_signextendqisi_update): Likewise.
3307 (*loadhi_update): Likewise.
3308 (*load_zeroextendhisi_update): Likewise.
3309 (*load_signextendhisi_update): Likewise.
3310 (*loadsi_update): Likewise.
3311 (*loadsf_update): Likewise.
3313 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3315 * config/i386/predicates.md (constm1_operand): Fix comparison.
3317 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3319 * testsuite/gcc.target/arc/ieee_eq.c: New test.
3321 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
3323 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
3324 remaining SH5 related settings.
3325 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
3326 shmedia_prepare_call_address): Delete.
3327 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
3328 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
3329 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
3330 UNSUPPORTED_SH2A): Remove m5 checks.
3331 (sh_divide_strategy_e): Remove SH5 division strategies.
3332 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
3333 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
3335 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
3337 * config/s390/s390.c (s390_rtx_costs): Update documentation.
3339 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3341 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
3342 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
3344 * config/s390/vector.md ("mov<mode>"): Likewise.
3346 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
3348 * config/s390/constraints.md ("U", "W"): Invoke
3349 s390_mem_constraint with "ZR" and "ZT".
3350 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
3351 addresses when using LRA. Accept also short displacements for S
3352 and T constraints. Do not check for long displacement target for
3353 S and T constraints.
3354 (s390_mem_constraint): Remove handling of U and W constraints.
3355 * config/s390/s390.md (various patterns): Remove the short
3356 displacement constraints (Q and R) if a long displacement
3357 constraint is present. Add longdisp as required CPU capability.
3358 * config/s390/vector.md: Likewise.
3359 * config/s390/vx-builtins.md: Likewise.
3361 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3364 * reload1.c (reload): Call finish_spills before
3365 restarting reload loop. Skip select_reload_regs
3366 if update_eliminables_and_spill returns true.
3368 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3370 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
3371 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
3372 (umulhisi3_imm): Update predicates and constraint letters.
3373 (umulhisi3_reg): Declare instruction as commutative.
3374 * config/arc/constraints.md (J12, J16): New constraints.
3375 * config/arc/predicates.md (short_unsigned_const_operand): New
3377 (arc_short_operand): Likewise.
3378 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
3380 2016-04-29 Richard Biener <rguenther@suse.de>
3382 PR tree-optimization/13962
3383 PR tree-optimization/65686
3384 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
3385 * tree-ssa-alias.c (ptrs_compare_unequal): New function
3386 using PTA to compare pointers.
3387 * match.pd: Add pattern for pointer equality compare simplification
3388 using ptrs_compare_unequal.
3390 2016-04-29 Richard Biener <rguenther@suse.de>
3392 * stor-layout.c (layout_type): Do not build a pointer-to-element
3395 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3397 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
3398 Use SWI mode iterator. Use general_reg_operand predicate.
3399 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
3400 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
3403 2016-04-29 Jakub Jelinek <jakub@redhat.com>
3406 * fold-const.c (operand_equal_p): Don't verify hash value equality
3408 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
3411 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3414 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
3415 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
3416 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
3417 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
3418 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
3420 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3422 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
3423 to info. Don't initialize separate fields to 0. Clean up
3426 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3428 * config/i386/i386.md (peephole2s for operations with memory inputs):
3429 Use SWI mode iterator.
3430 (peephole2s for operations with memory outputs): Ditto.
3431 Do not check for stack checking probe.
3433 (probe_stack): Remove expander.
3435 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3436 Andrew Burgess <andrew.burgess@embecosm.com>
3438 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
3439 operands as 32-bits.
3441 2016-04-28 Jason Merrill <jason@redhat.com>
3443 * gdbinit.in: Skip line-map.h.
3445 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3446 Andrew Burgess <andrew.burgess@embecosm.com>
3448 * config/arc/arc.c (arc_conditional_register_usage): Take
3449 TARGET_RRQ_CLASS into account.
3450 (arc_print_operand): Support printing 'p' and 's' operands.
3451 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
3453 (TARGET_RRQ_CLASS): Define.
3454 (IS_POWEROF2_OR_0_P): Define.
3455 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
3457 (*tst_movb): New define_insn.
3458 (*tst): Avoid recognition if it could prevent '*tst_movb'
3459 combination; replace c/CnL with c/Chs alternative.
3460 (*tst_bitfield_tst): New define_insn.
3461 (*tst_bitfield_asr): New define_insn.
3462 (*tst_bitfield): New define_insn.
3463 (andsi3_i): Add Rrq variant.
3464 (extzv): New define_expand.
3465 (insv): New define_expand.
3466 (*insv_i): New define_insn.
3467 (*movb): New define_insn.
3468 (*movb_signed): New define_insn.
3469 (*movb_high): New define_insn.
3470 (*movb_high_signed): New define_insn.
3471 (*movb_high_signed + 1): New define_split pattern.
3472 (*mrgb): New define_insn.
3473 (*mrgb + 1): New define_peephole2 pattern.
3474 (*mrgb + 2): New define_peephole2 pattern.
3475 * config/arc/arc.opt (mbitops): New option for nps400, uses
3476 TARGET_NPS_BITOPS_DEFAULT.
3477 * config/arc/constraints.md (q): Make register class conditional.
3478 (Rrq): New register constraint.
3479 (Chs): New constraint.
3480 (Clo): New constraint.
3481 (Chi): New constraint.
3482 (Cbf): New constraint.
3483 (Cbn): New constraint.
3484 (C18): New constraint.
3485 (Cbi): New constraint.
3487 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3489 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
3491 (bitmap_intersection_of_preds): Ditto.
3492 (bitmap_union_of_succs): Ditto.
3493 (bitmap_union_of_preds): Ditto.
3494 * sbitmap.c (do_popcount): Delete.
3495 (BITMAP_DEBUGGING): Delete.
3496 (sbitmap_verify_popcount): Delete.
3497 (sbitmap_alloc): Don't initialize the popcount field.
3498 (sbitmap_alloc_with_popcount): Delete.
3499 (sbitmap_resize): Don't resize the popcount array.
3500 (sbitmap_vector_alloc): Don't initialize the popcount field.
3501 (bitmap_copy): Don't copy the popcount array.
3502 (bitmap_clear): Don't clear the popcount array.
3503 (bitmap_clear): Delete the popcount array handling.
3504 (bitmap_ior_and_compl): Delete the popcount assert.
3505 (bitmap_not): Ditto.
3506 (bitmap_and_compl): Ditto.
3507 (bitmap_and): Delete the popcount array handling.
3508 (bitmap_xor): Ditto.
3509 (bitmap_ior): Ditto.
3510 (bitmap_or_and): Delete the popcount assert.
3511 (bitmap_and_or): Ditto.
3512 (popcount_table): Delete.
3513 (sbitmap_elt_popcount): Delete.
3514 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
3515 (bitmap_set_bit): Delete the popcount assert.
3516 (bitmap_clear_bit): Ditto.
3517 (sbitmap_free): Don't free the popcount array.
3518 (sbitmap_alloc_with_popcount): Delete declaration.
3519 (sbitmap_popcount): Ditto.
3521 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3522 Andrew Burgess <andrew.burgess@embecosm.com>
3524 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
3525 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
3526 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
3527 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
3528 * config/arc/arc.opt (mcmem): New option.
3529 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
3530 supply length for r/m alternative.
3531 (*extendqisi2_ac): Likewise.
3532 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
3534 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
3535 (movhi_insn): Likewise.
3536 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
3537 (*zero_extendqihi2_i): Add r/Ucm alternative.
3538 (*zero_extendqisi2_ac): Likewise.
3539 (*zero_extendhisi2_i): Likewise.
3540 * config/arc/constraints.md (Uex): New memory constraint.
3541 (Ucm): New define_constraint.
3542 * config/arc/predicates.md (long_immediate_loadstore_operand):
3543 Return 0 for MEM with cmem_address address.
3544 (cmem_address_0): New predicates.
3545 (cmem_address_1): Likewise.
3546 (cmem_address_2): Likewise.
3547 (cmem_address): Likewise.
3549 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3551 * config/rs6000/rs6000.c (machine_function): Rename
3552 insn_chain_scanned_p to spe_insn_chain_scanned_p.
3553 (rs6000_stack_info): Adjust.
3555 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3556 Andrew Burgess <andrew.burgess@embecosm.com>
3558 * config/arc/constraints.md (Usd): Convert to define_constraint.
3562 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3565 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
3566 Add new peephole2 where the first insn is *mov<mode>_or instead of
3567 *mov<mode>_internal.
3569 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
3571 * tracer.c (bb_seen): Make static.
3573 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
3575 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
3576 support, setup defaults.
3577 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
3578 * config/arc/arc.c (arc_init): Add NPS400 support.
3579 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
3580 (TARGET_ARC700): NPS400 is also an ARC700.
3581 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
3583 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3586 * config/nds32/nds32.md (casesi): Don't access the operands array
3589 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3591 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
3592 (or $-1,reg peephole2): Ditto.
3593 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
3595 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3597 * doc/extend.texi (Common Function Attributes) [optimize]:
3598 Discourage use of the optimize attribute.
3600 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
3602 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
3603 special case builtin.
3604 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3605 ALTIVEC_BUILTIN_VEC_ADDE.
3606 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3607 support for ALTIVEC_BUILTIN_VEC_ADDE.
3608 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3609 for __builtin_vec_adde.
3611 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3613 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
3614 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
3616 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3619 * doc/sourcebuild.texi (Effective-Target Keywords, Other
3620 attributes): Document cilkplus_runtime.
3622 2016-04-28 Martin Jambor <mjambor@suse.cz>
3624 * tree-cfg.c (verify_expr): Verify that local declarations belong to
3625 this function. Call verify_expr on MEM_REFs and bases of other
3628 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3630 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
3631 for WORD_REGISTER_OPERATIONS to runtime check.
3633 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3635 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
3637 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3639 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
3640 big-endian compilation.
3641 * config/arc/arc.md (addf3): Likewise.
3645 2016-04-28 Richard Biener <rguenther@suse.de>
3647 PR tree-optimization/70840
3648 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
3649 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
3650 Mark x * pow(x,c) -> pow(x,c+1) commutative.
3651 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
3653 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3655 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
3656 and explain why in a comment.
3658 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3660 * config/arc/arc.md (cpu_facility): Add fpx variant.
3661 (subdf3): Prohibit use reverse sub when assist operations option
3663 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
3664 instructions only when FPX is enabled.
3665 * testsuite/gcc.target/arc/trsub.c: New test.
3667 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3669 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
3670 mult_operator when calculating "type" attribute.
3671 (*fop_<mode>_1_i387): Ditto.
3672 (*fop_xf_1_i387): Ditto.
3673 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
3674 Use std::swap to swap operands. Use RTL expressions to generate
3677 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3678 Joern Rennecke <joern.rennecke@embecosm.com>
3680 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
3682 (emit_pic_move): Remove.
3683 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
3684 * config/arc/arc.c (emit_pic_move): Removed.
3685 (TARGET_HAVE_TLS): Define.
3686 (arc_conditional_register_usage): Test for arc_tp_regno.
3687 (arc_print_operand, arc_print_operand_address): Handle TLS
3689 (arc_needs_pcl_p): New function.
3690 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
3691 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
3692 (arc_raw_symbolic_reference_mentioned_p): Likewise.
3693 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
3694 (arc_legitimize_tls_address): Likewise.
3695 (DTPOFF_ZERO_SYM): Define.
3696 (arc_legitimize_pic_address): Make it static, handle TLS cases.
3697 (arc_output_pic_addr_const): Print TLS unspecs.
3698 (prepare_pic_move): New function, replaces emit_pic_move.
3699 (arc_legitimate_constant_p): Handle TLS unspecs.
3700 (arc_legitimate_address_p): Likewise.
3701 (arc_rewrite_small_data_p): Use assert for TLS constants.
3702 (prepare_move_operands): Use prepare_pic_move.
3703 (arc_legitimize_address): Legitimize tls addresses.
3704 (arc_epilogue_uses): Check for arc_tp_regno.
3705 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
3706 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
3708 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
3710 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
3711 %(arc_tls_extra_start_spec).
3712 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
3713 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
3715 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
3716 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
3717 (UNSPEC_TLS_OFF): Add.
3719 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
3720 (get_thread_pointersi): New patterns.
3721 * config/arc/arc.opt (mtp-regno): New option.
3722 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
3723 (move_dest_operand): Likewise.
3724 * configure: Regenerate.
3725 * configure.ac: Add arc*-*-* case to test for tls.
3726 * doc/invoke.texi (ARC options): Document mtp-regno.
3728 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3730 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
3731 the new ARC HS SIMD instructions.
3732 (arc_preferred_simd_mode): New function.
3733 (arc_autovectorize_vector_sizes): Likewise.
3734 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
3735 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
3736 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
3737 (arc_init_builtins): Add new SIMD builtin types.
3738 (arc_split_move): Handle 64 bit vector moves.
3739 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
3740 (TARGET_PLUS_QMACW): Define.
3741 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
3742 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
3743 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
3744 (VSUBADD4H): New builtins.
3745 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
3746 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
3748 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
3749 Matthias Klose <doko@debian.org>
3751 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
3753 2016-04-28 Richard Biener <rguenther@suse.de>
3756 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
3759 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
3761 * common/config/sh/sh-common.c: Remove SH5 support.
3762 * config/sh/constraints.md: Likewise.
3763 * config/sh/config/sh/elf.h: Likewise.
3764 * config/sh/linux.h: Likewise.
3765 * config/sh/netbsd-elf.h: Likewise.
3766 * config/sh/predicates.md: Likewise.
3767 * config/sh/sh-c.c: Likewise.
3768 * config/sh/sh-protos.h: Likewise.
3769 * config/sh/sh.c: Likewise.
3770 * config/sh/sh.h: Likewise.
3771 * config/sh/sh.md: Likewise.
3772 * config/sh/sh.opt: Likewise.
3773 * config/sh/sync.md: Likewise.
3774 * config/sh/sh64.h: Delete.
3775 * config/sh/shmedia.h: Likewise.
3776 * config/sh/shmedia.md: Likewise.
3777 * config/sh/sshmedia.h: Likewise.
3778 * config/sh/t-netbsd-sh5-64: Likewise.
3779 * config/sh/t-sh64: Likewise.
3780 * config/sh/ushmedia.h: Likewise.
3782 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3784 * config/i386/i386.md (sign_extend to memory peephole2s): Use
3785 general_reg_operand instead of register_operand predicate.
3787 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3789 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
3791 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
3793 * match.pd (A - B > A, A + B < A): New transformations.
3795 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
3797 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
3798 which defaults to true. Emit an outer pair of parentheses only if
3799 EMIT_PARENS. When continuing a chain of && or || (or & or |),
3800 don't emit parentheses for the right-hand operand.
3802 2016-04-27 Jeff Law <law@redhat.com>
3804 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
3806 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3808 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
3809 (altivec_lvx_<mode>_internal): Document.
3810 (altivec_lvx_<mode>_2op): New define_insn.
3811 (altivec_lvx_<mode>_1op): Likewise.
3812 (altivec_lvx_<mode>_2op_si): Likewise.
3813 (altivec_lvx_<mode>_1op_si): Likewise.
3814 (altivec_stvx_<mode>): Remove.
3815 (altivec_stvx_<mode>_internal): Document.
3816 (altivec_stvx_<mode>_2op): New define_insn.
3817 (altivec_stvx_<mode>_1op): Likewise.
3818 (altivec_stvx_<mode>_2op_si): Likewise.
3819 (altivec_stvx_<mode>_1op_si): Likewise.
3820 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3821 Expand vec_ld and vec_st during parsing.
3822 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
3824 (altivec_expand_stvx_be): Likewise.
3825 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
3826 address-masking behavior in RTL.
3827 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
3828 address-masking behavior in RTL.
3829 (altivec_expand_builtin): Change builtin code arguments for calls
3830 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
3831 (insn_is_swappable_p): Avoid incorrect swap optimization in the
3832 presence of lvx/stvx patterns.
3833 (alignment_with_canonical_addr): New function.
3834 (alignment_mask): Likewise.
3835 (find_alignment_op): Likewise.
3836 (recombine_lvx_pattern): Likewise.
3837 (recombine_stvx_pattern): Likewise.
3838 (recombine_lvx_stvx_patterns): Likewise.
3839 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3840 stvx patterns from expand.
3841 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3843 (vector_altivec_store_<mode>): Likewise.
3845 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3847 * config/aarch64/aarch64.md
3848 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3849 remove the "fp" attributes.
3850 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3851 add the "simd" attributes.
3852 (*movdf_aarch64): Likewise.
3853 (*movtf_aarch64): Remove the "fp" attributes.
3854 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3855 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3857 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3859 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3860 rtx to rtx_code_label *.
3861 * rtl.h (maybe_set_first_label_num): Likewise.
3863 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3865 * df-core.c (df_add_problem): Make the problem param be const.
3866 (df_remove_problem): Make local "problem" be const.
3867 * df-problems.c (problem_RD): Make const.
3868 (problem_LR): Likewise.
3869 (problem_LIVE): Likewise.
3870 (problem_MIR): Likewise.
3871 (problem_CHAIN): Likewise.
3872 (problem_WORD_LR): Likewise.
3873 (problem_NOTE): Likewise.
3874 (problem_MD): Likewise.
3875 * df-scan.c (problem_SCAN): Likewise.
3876 * df.h (struct df_problem): Make field "dependent_problem" be
3878 (struct dataflow): Likewise for field "problem".
3879 (df_add_problem): Make param const.
3881 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3883 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3884 inter-unit moves to/from vector registers are enabled. Do not disable
3887 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3889 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3890 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3892 (enum df_problem_id): ...this new enum.
3893 (struct df_problem): Convert field "id" from "int" to
3896 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3898 * rtl.def: Update comment for "things in the instruction chain" to
3899 reflect the removal of the leading "i" field for INSN_UID in
3900 r210360. Fix bogus apostrophe.
3902 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3904 * config/i386/i386.md
3905 (lea arith with mem operand + setcc peephole2): Set operator mode.
3907 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3910 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3911 (dimode_scalar_to_vector_candidate_p): This.
3912 (timode_scalar_to_vector_candidate_p): New function.
3913 (scalar_to_vector_candidate_p): Likewise.
3914 (timode_check_non_convertible_regs): Likewise.
3915 (timode_remove_non_convertible_regs): Likewise.
3916 (remove_non_convertible_regs): Likewise.
3917 (remove_non_convertible_regs): Renamed to ...
3918 (dimode_remove_non_convertible_regs): This.
3919 (scalar_chain::~scalar_chain): Make it virtual.
3920 (scalar_chain::compute_convert_gain): Make it pure virtual.
3921 (scalar_chain::mark_dual_mode_def): Likewise.
3922 (scalar_chain::convert_insn): Likewise.
3923 (scalar_chain::convert_registers): Likewise.
3924 (scalar_chain::add_to_queue): Make it protected.
3925 (scalar_chain::emit_conversion_insns): Likewise.
3926 (scalar_chain::replace_with_subreg): Likewise.
3927 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3928 (scalar_chain::convert_op): Likewise.
3929 (scalar_chain::convert_reg): Likewise.
3930 (scalar_chain::make_vector_copies): Likewise.
3931 (scalar_chain::convert_registers): New pure virtual function.
3932 (class dimode_scalar_chain): New class.
3933 (class timode_scalar_chain): Likewise.
3934 (scalar_chain::mark_dual_mode_def): Renamed to ...
3935 (dimode_scalar_chain::mark_dual_mode_def): This.
3936 (timode_scalar_chain::mark_dual_mode_def): New function.
3937 (timode_scalar_chain::convert_insn): Likewise.
3938 (dimode_scalar_chain::convert_registers): Likewise.
3939 (scalar_chain::compute_convert_gain): Renamed to ...
3940 (dimode_scalar_chain::compute_convert_gain): This.
3941 (scalar_chain::replace_with_subreg): Renamed to ...
3942 (dimode_scalar_chain::replace_with_subreg): This.
3943 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3944 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3945 (scalar_chain::make_vector_copies): Renamed to ...
3946 (dimode_scalar_chain::make_vector_copies): This.
3947 (scalar_chain::convert_reg): Renamed to ...
3948 (dimode_scalar_chain::convert_reg ): This.
3949 (scalar_chain::convert_op): Renamed to ...
3950 (dimode_scalar_chain::convert_op): This.
3951 (scalar_chain::convert_insn): Renamed to ...
3952 (dimode_scalar_chain::convert_insn): This.
3953 (scalar_chain::convert): Call convert_registers.
3954 (convert_scalars_to_vector): Change to scalar_chain pointer to
3955 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3956 in 32-bit mode. Delete scalar_chain pointer. Call
3957 free_dominance_info in 64-bit mode.
3958 (pass_stv::gate): Remove TARGET_64BIT check.
3959 (ix86_option_override): Put the 64-bit STV pass before the CSE
3962 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3964 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3965 dw_loc_frame_offset field.
3966 * dwarf2out.c (new_loc_descr): Likewise.
3967 (resolve_args_picking_1): Turn the VISITED hash set into a
3968 FRAME_OFFSET hash map. Use it to associate a frame offset to
3969 visited nodes. Remove uses of the CHECKING_P macro.
3970 (resolve_args_picking): Update call to resolve_args_picking_1.
3972 2016-04-27 Martin Liska <mliska@suse.cz>
3974 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3975 (free_loop_data): Release vuses of groups.
3977 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3979 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3980 instead of redundant use_id and boolean have_use_for.
3981 (struct iv_use): Change sub_id into group_id. Remove field next.
3982 Move fields: related_cands, n_map_members, cost_map and selected
3984 (struct iv_group): ... here. New structure.
3985 (struct iv_common_cand): Use structure declaration directly.
3986 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3987 (MAX_CONSIDERED_USES): Rename macro to ...
3988 (MAX_CONSIDERED_GROUPS): ... here.
3989 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3990 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3991 (dump_uses): Rename to ...
3992 (dump_groups): ... here. Update all uses.
3993 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3994 (find_induction_variables): Refactor format of dump information.
3995 (record_sub_use): Delete.
3996 (record_use): Update all uses.
3997 (record_group): New function.
3998 (record_group_use, find_interesting_uses_op): Call above functions.
4000 (find_interesting_uses_cond): Ditto.
4001 (group_compare_offset): New function.
4002 (split_all_small_groups): Rename to ...
4003 (split_small_address_groups_p): ... here. Update all uses.
4004 (split_address_groups): Update all uses.
4005 (find_interesting_uses): Refactor format of dump information.
4006 (add_candidate_1): Update all uses. Remove redundant check on iv,
4008 (add_candidate, record_common_cand): Remove redundant assert.
4009 (add_iv_candidate_for_biv): Update use.
4010 (add_iv_candidate_derived_from_uses): Update all uses.
4011 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
4012 (alloc_use_cost_map): Ditto.
4013 (set_use_iv_cost, get_use_iv_cost): Rename to ...
4014 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
4015 (determine_use_iv_cost_generic): Ditto.
4016 (determine_group_iv_cost_generic): Ditto.
4017 (determine_use_iv_cost_address): Ditto.
4018 (determine_group_iv_cost_address): Ditto.
4019 (determine_use_iv_cost_condition): Ditto.
4020 (determine_group_iv_cost_cond): Ditto.
4021 (determine_use_iv_cost): Ditto.
4022 (determine_group_iv_cost): Ditto.
4023 (set_autoinc_for_original_candidates): Update all uses.
4024 (find_iv_candidates): Update all uses. Refactor dump information.
4025 (determine_use_iv_costs): Ditto.
4026 (determine_iv_costs): Ditto.
4027 (iv_ca_cand_for_use): Rename to ...
4028 (iv_ca_cand_for_group): ... here. Update all uses.
4029 (iv_ca_add_use, iv_ca_add_group): Ditto.
4030 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
4031 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
4032 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
4033 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
4034 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
4035 (create_new_iv, adjust_iv_update_pos): Ditto.
4036 (rewrite_use_address): Delete.
4037 (rewrite_use_address_1): Rename to ...
4038 (rewrite_use_address): ... here.
4039 (rewrite_use_compare): Update all uses.
4040 (rewrite_use): Delete.
4041 (rewrite_uses): Rename to ...
4042 (rewrite_groups): ... here. Update all uses.
4043 (remove_unused_ivs, free_loop_data): Update all uses.
4044 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
4046 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4048 * rtlanal.c (nonzero_bits1): Convert preprocessor check
4049 for WORD_REGISTER_OPERATIONS to runtime check.
4051 2016-04-27 Richard Biener <rguenther@suse.de>
4054 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
4055 aggregate_value_p to determine if a function result is
4056 returned by reference.
4057 (ipa_pta_execute): Functions having their address taken are
4058 not automatically nonlocal.
4060 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4063 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
4064 * fold-const.c (operand_equal_p): If flag_checking and
4065 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
4066 and if it returns non-zero, assert iterative_hash_expr on both
4069 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4071 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
4073 2016-04-27 Nick Clifton <nickc@redhat.com>
4076 * varasm.c (merge_weak): Generate an error if an attempt is made
4077 to convert a non-weak static function into a weak, public function.
4079 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4081 * params.def (MAX_PARTITION_SIZE): New param.
4082 * doc/invoke.texi: Document lto-max-partition.
4084 2016-04-27 Richard Biener <rguenther@suse.de>
4087 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
4088 function cummulating used_from_other_partition, externally_visible
4089 and force_output from aliases.
4090 (refered_from_nonlocal_var): Likewise.
4091 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
4092 node flags properly.
4094 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4096 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
4097 (-Wmemset-elt-size): New item.
4099 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
4102 * stor-layout.h (internal_reference_types): Delete.
4103 * stor-layout.c (reference_types_internal): Likewise.
4104 (internal_reference_types): Likewise.
4105 (layout_type) <REFERENCE_TYPE>: Adjust.
4107 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4110 * tree.h (inchash::add_expr): Add FLAGS argument.
4111 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
4112 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
4113 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
4114 Formatting fix. Adjust recursive calls. For tcc_comparison,
4115 if swap_tree_comparison (code) is smaller than code, hash that
4116 and arguments in the other order. Hash CONVERT_EXPR the same
4117 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
4118 of ADDR_EXPR of decl as the decl itself. Add or remove
4119 OEP_ADDRESS_OF from recursive flags as needed. For
4120 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
4121 operands commutatively and only the third one normally.
4122 For internal CALL_EXPR hash in CALL_EXPR_IFN.
4124 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
4126 * config/rtems.h (LIB_SPEC): Add -latomic.
4128 2016-04-27 Joel Sherrill <joel@rtems.org>
4130 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
4131 xilink.ld and flags not relevant to RTEMS.
4133 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
4135 * toplev.c (backend_init_target): Avoid calling init_reload when using
4138 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4140 * reorg.c (try_merge_delay_insns): Declare i and j inside the
4141 for loops rather than one for the whole function.
4143 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4145 * match.pd (X + CST CMP X): New transformation.
4147 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4149 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
4150 * fold-const.c (fold_binary_loc): Remove 2 transformations
4151 superseded by match.pd.
4152 * match.pd (x+x -> x*2): Generalize to integers.
4154 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
4156 * config/i386/i386.md (operation on memory peephole): Duplicate an
4157 existing peephole and adapt it to match lea rather than an operation
4160 PR rtl-optimization/57193
4161 * opts.c (default_options_table): Add OPT_frename_registers at -O2
4163 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
4165 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4167 * tree-if-conv.c (any_pred_load_store): New static variable.
4168 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
4169 any_pred_load_store instead of and_mask_load_store.
4170 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
4171 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
4172 (combine_blocks, tree_if_conversion): Ditto.
4174 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4176 PR tree-optimization/70771
4177 PR tree-optimization/70775
4178 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
4179 virtual PHI nodes. Delete parameter.
4180 (if_convertible_loop_p_1): Delete argument to above function.
4181 (predicate_all_scalar_phis): Delete code handling single-argument
4183 (tree_if_conversion): Mark and update virtual SSA.
4185 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4188 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
4189 (x86_elf_aligned_common): Rename to ...
4190 (x86_elf_aligned_decl_common): ... this.
4191 Add decl arg. Switch to .lbss for largecomm object. Use
4192 LARGECOMM_SECTION_ASM_OP.
4193 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
4195 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
4196 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
4198 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4199 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
4201 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4204 * config/i386/i386.c (SECTION_LARGE): Define.
4205 (x86_64_elf_select_section): Set it for large data/bss sections.
4206 Only clear SECTION_WRITE for .lrodata.
4207 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
4209 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
4210 * varasm.c (default_elf_asm_named_section): Grow flagchars.
4211 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
4213 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
4214 * doc/tm.texi: Regenerate.
4216 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4219 * configure.ac (--enable-checking): Document extra flag, for
4220 non-release builds default to --enable-checking=yes,extra.
4221 If misc checking and extra checking, define CHECKING_P to 2 instead
4223 * common.opt (fchecking=): Add.
4224 * doc/invoke.texi (-fchecking=): Document.
4225 * doc/install.texi: Document --enable-checking changes.
4226 * configure: Regenerated.
4227 * config.in: Regenerated.
4229 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4231 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
4232 attribute instead of which_alternative.
4233 * config/i386/sse.md (*mov<mode>_internal): Ditto.
4234 Use EXT_REX_SSE_REG_P where appropriate.
4236 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4238 * config/i386/predicates.md (const0_operand): Do not match
4239 const_wide_int code.
4240 (const1_operand): Ditto.
4242 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4244 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
4245 for SSE constm1 operands and TARGET_AVX512VL.
4246 (*movti_internal): Ditto.
4247 (*mov<mode>_or): Use constm1_operand predicate.
4248 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
4249 for SSE vector_all_ones operands and TARGET_AVX512VL.
4250 * config/i386/predicates.md (constm1_operand): New predicate.
4251 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
4252 emission of constant -1 load.
4254 2016-04-25 Jason Merrill <jason@redhat.com>
4256 * gdbinit.in: Skip is-a.h.
4258 * attribs.c (register_scoped_attributes): Fix logic.
4259 * attribs.h: Declare register_scoped_attributes.
4261 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4263 * config/rs6000/rs6000-builtin.def: Correct pasto error for
4264 stxvd2x and stxvw4x built-in functions.
4266 2016-04-25 DJ Delorie <dj@redhat.com>
4268 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
4269 (ashrhi3): Likewise.
4270 (lshrhi3): Likewise.
4272 2016-04-25 Richard Biener <rguenther@suse.de>
4274 PR tree-optimization/70780
4275 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
4277 (compute_antic): Mark blocks with abnormal preds as visited as
4278 they have a final empty antic-in solution already.
4280 2016-04-25 Michael Collison <michael.collison@linaro.org>
4282 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
4284 2016-04-25 Michael Collison <michael.collison@linaro.org>
4286 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
4287 mode is VQI to improve mixed mode vectorization.
4288 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
4289 define_insn to match low half of signed vaddw.
4290 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
4291 define_insn to match high half of signed vaddw.
4292 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
4293 define_insn to match low half of unsigned vaddw.
4294 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
4295 define_insn to match high half of unsigned vaddw.
4296 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
4297 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4298 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
4300 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4301 * config/arm/predicates.md (vect_par_constant_high): Support
4302 big endian and simplify by calling
4303 arm_simd_check_vect_par_cnst_half
4304 (vect_par_constant_low): Likewise.
4306 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4308 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
4309 predicate for operand 2.
4311 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
4312 H.J. Lu <hongjiu.lu@intel.com>
4314 * config/i386/i386-protos.h (standard_sse_constant_p): Add
4315 machine_mode argument.
4316 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
4317 constm1_rtx operands. For VOIDmode constants, get mode from
4318 pred_mode. Check mode size if the mode is supported by ABI.
4319 (standard_sse_constant_opcode): Do not use standard_constant_p.
4320 Strictly check ABI support for all-ones operands.
4321 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
4322 immediates. Update calls to standard_sse_constant_p.
4323 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
4324 (ix86_rtx_costs): Ditto.
4325 * config/i386/i386.md (*movxi_internal_avx512f): Use
4326 nonimmediate_or_sse_const_operand instead of vector_move_operand.
4327 Use (v,BC) alternative instead of (v,C). Use register_operand
4328 checks instead of MEM_P.
4329 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
4330 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
4331 isa attribute. Use register_operand checks instead of MEM_P.
4332 (*movti_internal): Use nonimmediate_or_sse_const_operand for
4333 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
4334 alternative and corresponding sse2 isa attribute.
4335 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
4336 to standard_sse_constant_p.
4337 (FP constant splitters): Ditto.
4338 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
4340 * config/i386/predicates.md (constm1_operand): Remove.
4341 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
4342 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
4343 vector_all_ones_operand instead of constm1_operand.
4345 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4347 * print-rtl.c (print_rtx_insn_vec): New function.
4348 * print-rtl.h: New prototype.
4349 * store-motion.c (struct st_expr): Make avail_stores a vector.
4350 (st_expr_entry): Adjust.
4351 (free_st_expr_entry): Likewise.
4352 (print_store_motion_mems): Likewise.
4353 (find_moveable_store): Likewise.
4354 (compute_store_table): Likewise.
4355 (delete_store): Likewise.
4356 (build_store_vectors): Likewise.
4358 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4360 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
4362 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4364 * vec.h (vec_safe_contains): New function.
4365 (vec::contains): Likewise.
4366 (vec::begin): Likewise.
4367 (vec::end): Likewise.
4369 2016-04-23 Jakub Jelinek <jakub@redhat.com>
4372 * cfgexpand.c (expand_stack_vars): Fix typo.
4374 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4376 * system.h (list, map, set, vector): Include conditionally.
4377 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
4378 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
4379 * ipa-icf.c (INCLUDE_LIST): Define.
4380 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
4381 * config/sh/sh.c (INCLUDE_VECTOR): Define.
4382 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
4383 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
4384 * cp/logic.cc (INCLUDE_LIST): Define.
4385 * fortran/trans-common.c (INCLUDE_MAP): Define.
4387 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4389 * auto-profile.c: Remove <string.h> include.
4390 * ipa-icf-gimple.c: Remove <list> include.
4391 * diagnostic.c: Remove <new> include.
4392 * genmatch.c: Likewise.
4393 * pretty-print.c: Likewise.
4394 * toplev.c: Likewise
4395 * c/c-objc-common.c: Likewise.
4396 * cp/error.c: Likewise.
4397 * fortran/error.c: Likewise.
4399 2016-04-22 Richard Biener <rguenther@suse.de>
4401 * lto-streamer-in.c (input_ssa_names): Do not allocate
4402 GIMPLE_NOP for all SSA names.
4403 * lto-streamer-out.c (output_ssa_names): Do not output
4404 SSA names that should have been released.
4406 2016-04-22 Richard Biener <rguenther@suse.de>
4408 PR tree-optimization/70740
4409 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
4412 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
4415 * config/i386/predicates.md (call_insn_operand): Replace
4416 sibcall_memory_operand with memory_operand.
4418 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
4420 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
4421 has_single_use() tests.
4422 (register_edge_assert_for_1): Likewise.
4423 (find_assert_locations_1): Check the liveness bitmap instead of
4424 checking has_single_use().
4426 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
4429 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
4430 Extract AVX-512BW constraint from AVX.
4432 2016-04-21 Richard Biener <rguenther@suse.de>
4434 PR tree-optimization/70725
4435 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
4436 for phi_convertible_by_degenerating_args.
4437 (predicate_all_scalar_phis): Handle single-argument PHIs.
4439 2016-04-21 Richard Biener <rguenther@suse.de>
4442 * fold-const.c (fold_comparison): Return properly typed
4445 2016-04-21 Bin Cheng <bin.cheng@arm.com>
4447 PR tree-optimization/70715
4448 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
4449 after expanding BASE using expand_simple_operations.
4451 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4453 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
4454 New transformations.
4456 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4458 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
4460 2016-04-20 Jan Hubicka <jh@suse.cz>
4462 * ipa-inline.c (can_inline_edge_p): Pass caller info to
4463 ultiimate_alias_target.
4464 (update_callee_keys): Likewise.
4465 (lookup_recursive_calls): Likewise.
4466 (speculation_useful_p): Likewise.
4468 2016-04-20 Jan Hubicka <jh@suse.cz>
4471 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
4472 (set_nothrow_flag_1): ... this; handle interposition correctly;
4473 recurse on aliases and thunks.
4474 (cgraph_node::set_nothrow_flag): New.
4475 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
4476 functions compiled with non-call exceptions that binds to current
4478 (propagate_nothrow): Be safe WRT interposition.
4479 * cgraph.h (set_nothrow_flag): Update prototype.
4481 2016-04-18 Jan Hubicka <jh@suse.cz>
4483 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4484 max_loop_iterations_int.
4485 (tree_unswitch_outer_loop): Likewise.
4487 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4489 PR tree-optimization/69489
4490 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
4491 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
4492 Revise dump message.
4493 (if_convertible_bb_p): Remove check on edge count of basic block's
4496 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4498 PR tree-optimization/56625
4499 PR tree-optimization/69489
4500 * tree-data-ref.h (DR_INNERMOST): New macro.
4501 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
4502 hashing struct innermost_loop_behavior.
4503 (ref_DR_map): Remove.
4504 (innermost_DR_map): New map.
4505 (baseref_DR_map): Revise comment.
4506 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
4507 to innermost_DR_map accroding to its innermost loop behavior.
4508 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
4509 to its innermost loop behavior.
4510 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
4511 Add initialization for innermost_DR_map. Record memory reference
4512 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
4513 have innermost loop behavior.
4514 (if_convertible_loop_p): Remove release for ref_DR_map. Release
4517 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
4519 * config/i386/i386.md (*lea<mode>_general_1): Rename from
4520 *lea_general_1. Use explicit SWI12 mode interator.
4521 (*lea<mode>_general_2): Rename from *lea_general_2.
4522 Use explicit SWI12 mode interator.
4523 (*lea<mode>_general_3): Rename from *lea_general_3.
4524 Use explicit SWI12 mode interator.
4525 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
4526 Use explicit SWI12 mode interator.
4527 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
4528 Use explicit SWI48 mode interator.
4530 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4532 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
4533 Short-cut unaligned load and store cases. Handle all integer
4535 (ix86_expand_vector_move_misalign): Short-cut unaligned load
4536 and store cases. Call ix86_avx256_split_vector_move_misalign
4537 directly without checking mode class.
4539 2016-04-20 Andrew Pinski <apinski@cavium.com>
4540 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4543 * config/aarch64/aarch64.md (sibcall): Force call
4544 address to be DImode for ILP32.
4545 (sibcall_value): Likewise.
4547 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4549 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
4551 2016-04-20 Richard Biener <rguenther@suse.de>
4553 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
4554 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
4555 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
4556 (maybe_push_res_to_seq): Adjust.
4557 * gimple-fold.c (maybe_build_generic_op): Likewise.
4559 2016-04-20 Marek Polacek <polacek@redhat.com>
4561 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
4564 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
4566 * config/i386/sse.md (vec_unpacks_lo_hi): Always
4567 use kmovw to support AVX512F target.
4569 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4571 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
4573 2016-04-20 Marek Polacek <polacek@redhat.com>
4575 PR tree-optimization/70725
4576 * tree-if-conv.c (is_false_predicate): New function.
4577 (predicate_mem_writes): Use it.
4579 2016-04-20 Richard Biener <rguenther@suse.de>
4581 PR tree-optimization/70726
4582 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
4583 shift amounts from a pattern stmt operand.
4585 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4588 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
4589 stack_restore_from_fpr pattern when restoring r15.
4590 (s390_optimize_prologue): Strip away the memory barrier in the
4591 parallel when trying to get rid of restore insns.
4592 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
4593 definition for loading the stack pointer from an FPR. Compared to
4594 the normal move insn this pattern includes a full memory barrier.
4596 2016-04-19 Jakub Jelinek <jakub@redhat.com>
4599 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
4600 implicitly linear or lastprivate iterator on the outer context.
4602 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4604 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
4606 * config/i386/i386.md (ssememalign): Removed.
4607 * config/i386/sse.md: Remove ssememalign attribute from patterns.
4609 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4612 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
4613 const short * to __builtin_ia32_loaddquhi512_mask.
4614 (_mm512_maskz_loadu_epi16): Likewise.
4615 (_mm512_mask_storeu_epi16): Pass short * to
4616 __builtin_ia32_storedquhi512_mask.
4617 (_mm512_mask_loadu_epi8): Pass const char * to
4618 __builtin_ia32_loaddquqi512_mask.
4619 (_mm512_maskz_loadu_epi8): Likewise.
4620 (_mm512_mask_storeu_epi8): Pass char * to
4621 __builtin_ia32_storedquqi512_mask.
4622 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
4623 const double * to __builtin_ia32_loadupd512_mask.
4624 (_mm512_mask_loadu_pd): Likewise.
4625 (_mm512_maskz_loadu_pd): Likewise.
4626 (_mm512_storeu_pd): Pass double * to
4627 __builtin_ia32_storeupd512_mask.
4628 (_mm512_mask_storeu_pd): Likewise.
4629 (_mm512_loadu_ps): Pass const float * to
4630 __builtin_ia32_loadups512_mask.
4631 (_mm512_mask_loadu_ps): Likewise.
4632 (_mm512_maskz_loadu_ps): Likewise.
4633 (_mm512_storeu_ps): Pass float * to
4634 __builtin_ia32_storeups512_mask.
4635 (_mm512_mask_storeu_ps): Likewise.
4636 (_mm512_mask_loadu_epi64): Pass const long long * to
4637 __builtin_ia32_loaddqudi512_mask.
4638 (_mm512_maskz_loadu_epi64): Likewise.
4639 (_mm512_mask_storeu_epi64): Pass long long *
4640 to __builtin_ia32_storedqudi512_mask.
4641 (_mm512_loadu_si512): Pass const int * to
4642 __builtin_ia32_loaddqusi512_mask.
4643 (_mm512_mask_loadu_epi32): Likewise.
4644 (_mm512_maskz_loadu_epi32): Likewise.
4645 (_mm512_storeu_si512): Pass int * to
4646 __builtin_ia32_storedqusi512_mask.
4647 (_mm512_mask_storeu_epi32): Likewise.
4648 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
4649 char * to __builtin_ia32_storedquqi256_mask.
4650 (_mm_mask_storeu_epi8): Likewise.
4651 (_mm256_mask_loadu_epi16): Pass const short * to
4652 __builtin_ia32_loaddquhi256_mask.
4653 (_mm256_maskz_loadu_epi16): Likewise.
4654 (_mm_mask_loadu_epi16): Pass const short * to
4655 __builtin_ia32_loaddquhi128_mask.
4656 (_mm_maskz_loadu_epi16): Likewise.
4657 (_mm256_mask_loadu_epi8): Pass const char * to
4658 __builtin_ia32_loaddquqi256_mask.
4659 (_mm256_maskz_loadu_epi8): Likewise.
4660 (_mm_mask_loadu_epi8): Pass const char * to
4661 __builtin_ia32_loaddquqi128_mask.
4662 (_mm_maskz_loadu_epi8): Likewise.
4663 (_mm256_mask_storeu_epi16): Pass short * to.
4664 __builtin_ia32_storedquhi256_mask.
4665 (_mm_mask_storeu_epi16): Pass short * to.
4666 __builtin_ia32_storedquhi128_mask.
4667 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
4668 const double * to __builtin_ia32_loadupd256_mask.
4669 (_mm256_maskz_loadu_pd): Likewise.
4670 (_mm_mask_loadu_pd): Pass onst double * to
4671 __builtin_ia32_loadupd128_mask.
4672 (_mm_maskz_loadu_pd): Likewise.
4673 (_mm256_mask_storeu_pd): Pass double * to
4674 __builtin_ia32_storeupd256_mask.
4675 (_mm_mask_storeu_pd): Pass double * to
4676 __builtin_ia32_storeupd128_mask.
4677 (_mm256_mask_loadu_ps): Pass const float * to
4678 __builtin_ia32_loadups256_mask.
4679 (_mm256_maskz_loadu_ps): Likewise.
4680 (_mm_mask_loadu_ps): Pass const float * to
4681 __builtin_ia32_loadups128_mask.
4682 (_mm_maskz_loadu_ps): Likewise.
4683 (_mm256_mask_storeu_ps): Pass float * to
4684 __builtin_ia32_storeups256_mask.
4685 (_mm_mask_storeu_ps): ass float * to
4686 __builtin_ia32_storeups128_mask.
4687 (_mm256_mask_loadu_epi64): Pass const long long * to
4688 __builtin_ia32_loaddqudi256_mask.
4689 (_mm256_maskz_loadu_epi64): Likewise.
4690 (_mm_mask_loadu_epi64): Pass const long long * to
4691 __builtin_ia32_loaddqudi128_mask.
4692 (_mm_maskz_loadu_epi64): Likewise.
4693 (_mm256_mask_storeu_epi64): Pass long long * to
4694 __builtin_ia32_storedqudi256_mask.
4695 (_mm_mask_storeu_epi64): Pass long long * to
4696 __builtin_ia32_storedqudi128_mask.
4697 (_mm256_mask_loadu_epi32): Pass const int * to
4698 __builtin_ia32_loaddqusi256_mask.
4699 (_mm256_maskz_loadu_epi32): Likewise.
4700 (_mm_mask_loadu_epi32): Pass const int * to
4701 __builtin_ia32_loaddqusi128_mask.
4702 (_mm_maskz_loadu_epi32): Likewise.
4703 (_mm256_mask_storeu_epi32): Pass int * to
4704 __builtin_ia32_storedqusi256_mask.
4705 (_mm_mask_storeu_epi32): Pass int * to
4706 __builtin_ia32_storedqusi128_mask.
4707 * config/i386/i386-builtin-types.def (PCSHORT): New.
4709 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
4710 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
4711 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
4712 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
4713 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
4714 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
4715 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
4716 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
4717 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
4718 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
4719 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
4720 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
4721 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
4722 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
4723 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
4724 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
4725 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
4726 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
4727 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
4728 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
4729 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
4730 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
4731 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
4732 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
4733 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
4734 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
4735 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
4736 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
4737 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
4738 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
4739 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
4740 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
4741 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
4742 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
4743 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
4744 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
4745 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
4746 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
4747 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
4748 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
4749 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
4750 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
4751 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
4752 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
4753 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
4754 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
4755 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
4756 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
4757 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
4759 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
4760 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
4762 (ix86_expand_vector_move_misalign): Likewise.
4763 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
4764 to scalar function prototype for unaligned load/store builtins.
4765 (ix86_expand_special_args_builtin): Updated.
4766 * config/i386/sse.md (UNSPEC_LOADU): Removed.
4767 (UNSPEC_STOREU): Likewise.
4768 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
4769 (VI_ULOADSTORE_F_AVX512VL): Likewise.
4770 (ssescalarsize): Handle V4TI, V2TI and V1TI.
4771 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4772 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4773 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
4774 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
4775 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
4776 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
4777 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
4778 (<avx512>_storedqu<mode>_mask): Likewise.
4779 (*sse4_2_pcmpestr_unaligned): Likewise.
4780 (*sse4_2_pcmpistr_unaligned): Likewise.
4781 (*mov<mode>_internal): Renamed to ...
4782 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
4783 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
4784 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
4785 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
4787 2016-04-19 Richard Biener <rguenther@suse.de>
4789 PR tree-optimization/70171
4790 * tree-ssa-phiprop.c: Include stor-layout.h.
4791 (phiprop_insert_phi): Handle the aggregate copy case.
4792 (propagate_with_phi): Likewise.
4794 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
4796 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
4797 instead of simplify_gen_subreg (... , 0).
4798 (ix86_delegitimize_address): Ditto.
4799 (ix86_split_divmod): Ditto.
4800 (ix86_split_copysign_const): Ditto.
4801 (ix86_split_copysign_var): Ditto.
4802 (ix86_expand_args_builtin): Ditto.
4803 (ix86_expand_round_builtin): Ditto.
4804 (ix86_expand_special_args_builtin): Ditto.
4805 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
4806 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
4807 (udivmodqi4): Ditto.
4808 (absneg splitters): Ditto.
4809 (*jcc_bt<mode>_1): Ditto.
4811 2016-04-19 Richard Biener <rguenther@suse.de>
4813 PR tree-optimization/70724
4814 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4815 restoring out from ...
4816 (free_scc_vn): ... here.
4817 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4818 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4820 (pass_fre::execute): Restore SSA info.
4822 2016-04-19 Richard Biener <rguenther@suse.de>
4824 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
4825 * gimple-walk.c (walk_gimple_op): Initialize it.
4826 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
4827 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
4828 remapping SSA names of defs.
4829 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
4832 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
4835 * lra-constraints.c (equiv_substition_p): New.
4836 (process_alt_operands): Use it.
4837 (swap_operands): Swap it.
4838 (curr_insn_transform): Update it.
4840 2016-04-18 Michael Matz <matz@suse.de>
4842 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4843 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4844 * tree-core.h (tree_type_common.align): Use bit-field.
4845 (tree_type_common.spare): New.
4846 (tree_decl_common.off_align): Make smaller.
4847 (tree_decl_common.align): Use bit-field.
4849 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4850 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4851 (scan_sharing_clauses): Ditto.
4852 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4853 (omp_finish_file): Ditto.
4854 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4855 (layout_decl): Ditto.
4856 (relayout_decl): Ditto.
4857 (finalize_record_size): Use SET_TYPE_ALIGN.
4858 (finalize_type_size): Ditto.
4859 (finish_builtin_struct): Ditto.
4860 (layout_type): Ditto.
4861 (initialize_sizetypes): Ditto.
4862 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4863 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4864 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4865 (get_chain_field): Ditto.
4866 (get_trampoline_type): Ditto.
4867 (get_nl_goto_field): Ditto.
4868 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4870 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4871 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4872 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4873 (build_qualified_type): Use SET_TYPE_ALIGN.
4874 (build_aligned_type, build_range_type_1): Ditto.
4875 (build_atomic_base): Ditto.
4876 (build_common_tree_nodes): Ditto.
4877 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4878 (expand_one_stack_var_at): Ditto.
4879 * coverage.c (build_var): Use SET_DECL_ALIGN.
4880 * except.c (init_eh): Ditto.
4881 * function.c (assign_parm_setup_block): Ditto.
4882 * symtab.c (increase_alignment_1): Ditto.
4883 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4884 * tree-vect-stmts.c (ensure_base_align): Ditto.
4885 * varasm.c (align_variable): Ditto.
4886 (assemble_variable): Ditto.
4887 (build_constant_desc): Ditto.
4888 (output_constant_def_contents): Ditto.
4890 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4891 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4892 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4893 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4894 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4896 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4899 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4900 replace %vmovsd with "%vmovq".
4901 (vec_concatv2df): Likewise.
4903 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4905 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4906 (*vec_extractv2si_0): Ditto.
4907 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4908 (zero_extended_scalar_load_operand splitters): Ditto.
4909 (vec_extract splitters): Ditto.
4910 (*vec_extractv4si_0_zext): Ditto.
4911 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4913 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4914 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4915 (*sse4_1_extractps): Use lowpart_subreg.
4916 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4918 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4920 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4922 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4923 Mention Solaris 11 packaging changes.
4924 Update gas and gld requirements.
4925 Remove reference to pre-Solaris 10 bug.
4926 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4928 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4931 2016-04-17 Jan Hubicka <jh@suse.cz>
4933 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4934 max_loop_iterations_int.
4936 2016-04-18 Richard Biener <rguenther@suse.de>
4938 PR tree-optimization/43434
4939 * tree-ssa-structalias.c (struct vls_data): New.
4940 (visit_loadstore): Handle all pointer-based accesses.
4941 (compute_dependence_clique): Compute a bitmap of restrict tags
4942 assigned bases and pass it to visit_loadstore.
4944 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4947 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4948 armv8.1-a and armv8.1-a+crc.
4950 2016-04-18 Richard Biener <rguenther@suse.de>
4952 PR tree-optimization/70701
4953 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4954 references after translating through a memcpy.
4956 2016-04-18 Richard Biener <rguenther@suse.de>
4958 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4959 (compute_antic): ... here. For partial antic use regular
4960 postorder and scrap iteration.
4961 (compute_partial_antic_aux): Remove unused return value.
4962 (init_pre): Do not allocate postorder.
4963 (fini_pre): Do not free postorder.
4965 2016-04-18 Richard Biener <rguenther@suse.de>
4968 * expmed.c (extract_bit_field_1): Remove broken case
4969 using a wider MODE_INT mode.
4971 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4973 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4974 unless compiling with at least GCC-4.8.
4976 2016-04-17 Jan Hubicka <jh@suse.cz>
4979 * graphite.c (graphite_finalize): Update call to
4980 tree_estimate_probability.
4981 * predict.h (tree_estimate_probability): Update prototype.
4983 2016-04-17 Jan Hubicka <jh@suse.cz>
4985 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4986 (tree_estimate_probability): Likewise.
4987 (pass_profile::execute): Update.
4988 (report_predictor_hitrates): New function.
4989 * profile.c (compute_branch_probabilities): Use it.
4990 * predict.h (report_predictor_hitrates): Declare.
4992 2016-04-17 Jan Hubicka <jh@suse.cz>
4995 * cgraph.h (cgraph_node::set_const_flag,
4996 cgraph_node::set_pure_flag): Update prototype to return bool;
4998 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4999 of interposable symbol are interposable, too.
5000 (cgraph_set_const_flag_1): Rename to ...
5001 (set_const_flag_1): ... this one; change to self recursive function
5002 instead of call_for_symbol_thunks_and_aliases. Handle correctly
5003 clearnig the flag in all variants and also virtual thunks of const
5004 functions are pure; track if any change was done.
5005 (cgraph_node::set_const_flag): Update.
5006 (struct set_pure_flag_info): New struct.
5007 (cgraph_set_pure_flag_1): Rename to ...
5008 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
5009 rather than pointer encoded flags; track if any changes was done;
5010 handle correctly clearning flag and setting flag of aliases already
5012 (cgraph_node::set_pure_flag): Update.
5013 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
5015 2016-04-17 Tom de Vries <tom@codesourcery.com>
5018 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
5021 2016-04-17 Tom de Vries <tom@codesourcery.com>
5023 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
5024 '{}<> ' as escape-for-record.
5026 2016-04-17 Tom de Vries <tom@codesourcery.com>
5028 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
5031 2016-04-17 Tom de Vries <tom@codesourcery.com>
5034 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
5035 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
5036 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
5037 * passes.c (finish_optimization_passes): Only call
5038 finish_graph_dump_file if dfi->graph_dump_initialized.
5039 (execute_function_dump, pass_init_dump_file): Use
5040 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
5042 2016-04-17 Tom de Vries <tom@codesourcery.com>
5044 PR tree-optimization/70256
5045 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
5046 (debug_varmap): New function.
5048 2016-04-17 Tom de Vries <tom@codesourcery.com>
5051 * passes.c (pass_manager::register_pass): Propagate pflags.
5053 2016-04-17 Tom de Vries <tom@codesourcery.com>
5056 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
5057 * passes.c (pass_manager::pass_manager): Declare and init p_start in
5058 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
5059 check if it's equal to p_start.
5060 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
5062 2016-04-15 Jan Hubicka <jh@suse.cz>
5065 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
5066 function does not bind to current def.
5067 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
5068 handle conservatively calls to functions that does not need to bind
5070 (check_call): Update call of worse_state.
5071 (ignore_edge_for_nothrow): Update.
5072 (ignore_edge_for_pure_const): Likewise.
5073 (propagate_pure_const): Update calls to worse_state.
5074 (skip_function_for_local_pure_const): Reformat comments.
5076 2016-04-15 Jan Hubicka <jh@suse.cz>
5079 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
5080 (cgraph_node::function_symbol): Likewise.
5081 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5082 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
5083 (symtab_node::ultimate_alias_target): Add REF parameter.
5084 (symtab_node::binds_to_current_def_p): Declare.
5085 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
5086 (cgraph_node::function_symbol): Likewise.
5087 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5088 (cgraph_node::get_availability): Likewise.
5089 (cgraph_edge::binds_to_current_def_p): New inline function.
5090 (varpool_node::get_availability): Add REF parameter.
5091 (varpool_node::ultimate_alias_target): Likewise.
5092 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
5093 (symtab_node::binds_to_current_def_p): Likewise.
5094 * varpool.c (varpool_node::get_availability): Likewise.
5096 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5099 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
5100 Fix mode size check.
5102 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5104 * BASE-VER: Set to 7.0.0.
5106 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
5108 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
5110 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5112 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
5113 architecture revisions.
5115 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
5117 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
5118 * config/i386/i386.c (ix86_using_red_zone): No longer static.
5119 * config/i386/i386.md (stack decrement to push peepholes): Guard
5120 with !x86_using_red_zone ().
5122 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5125 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
5126 to dump_generic_node.
5127 (NIY): Pass also flags to do_niy.
5129 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
5131 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
5132 (simd_clone_vector_of_formal_parm_types)
5133 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
5134 (simd_clone_mangle, simd_clone_create)
5135 (simd_clone_adjust_return_type, create_tmp_simd_array)
5136 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
5137 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
5138 (ipa_simd_modify_function_body, simd_clone_linear_addend)
5139 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
5140 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
5141 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
5142 * omp-simd-clone.c: ... this new file.
5143 (simd_clone_vector_of_formal_parm_types): Make it static.
5144 * Makefile.in (OBJS): Add omp-simd-clone.o.
5146 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5149 * config/i386/sse.md: Use proper memory operand modifiers.
5152 2016-04-15 Richard Biener <rguenther@suse.de>
5153 Alan Modra <amodra@gmail.com>
5155 PR tree-optimization/70130
5156 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
5157 when alignment stays not the same and no not use the realign
5160 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5163 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5164 direct move handlers for KFmode. Change TFmode handlers test from
5165 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
5167 2016-04-14 Jakub Jelinek <jakub@redhat.com>
5170 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
5171 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
5172 (inlined_polymorphic_ctor_dtor_block_p): Use it.
5173 * tree-ssa-live.c (remove_unused_scope_block_p): When
5174 in_ctor_dtor_block, avoid discarding not just BLOCKs with
5175 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
5176 block_ultimate_origin is FUNCTION_DECL.
5177 (remove_unused_locals): If current_function_decl is
5178 polymorphic_ctor_dtor_p, pass initial true to
5179 remove_unused_scope_block_p' is_ctor_dtor_block.
5181 2016-04-14 Martin Sebor <msebor@redhat.com>
5186 * doc/extend.texi (Variable Length): Revert.
5188 2016-04-14 Marek Polacek <polacek@redhat.com>
5189 Jan Hubicka <hubicka@ucw.cz>
5192 * tree.c (verify_type): Disable the canonical type of main variant
5195 2016-04-14 Jason Merrill <jason@redhat.com>
5197 * cfgexpand.c, expr.c: Revert previous change.
5199 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
5202 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
5203 when building a mem ref for the incoming reduction variable.
5205 2016-04-14 Richard Biener <rguenther@suse.de>
5207 PR tree-optimization/70614
5208 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
5209 loop if the evolution dropped to chrec_dont_know.
5210 (interpret_condition_phi): Likewise.
5212 2016-04-14 Richard Biener <rguenther@suse.de>
5214 PR tree-optimization/70623
5215 * tree-ssa-pre.c (changed_blocks): Make global ...
5216 (compute_antic): ... local here. Move and fix worklist
5217 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
5218 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
5219 worklist handling, dump when ANTIC_IN changed.
5220 (compute_partial_antic_aux): Remove worklist handling.
5221 (init_pre): Do not compute post dominators. Add a comment about
5222 the CFG order chosen.
5223 (fini_pre): Do not free post dominators.
5225 2016-04-13 Martin Sebor <msebor@redhat.com>
5230 * doc/extend.texi (Variable Length): Document C++ specifics.
5232 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5235 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
5236 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
5237 eh edges have been purged.
5240 * tree-sra.c (create_access_replacement,
5241 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
5243 * tree-pretty-print.c (dump_fancy_name): New function.
5244 (dump_decl_name, dump_generic_node): Use it.
5246 2016-04-13 Jason Merrill <jason@redhat.com>
5248 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
5249 * expr.c (expand_expr_real_1): Likewise.
5251 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
5253 * config/i386/i386.md (kunpckhi): Swap operands.
5254 (kunpcksi): Likewise.
5255 (kunpckdi): Likewise.
5256 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
5257 (vec_pack_trunc_<mode>): Likewise.
5259 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5262 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
5265 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
5266 gimplification turns some element into non-constant.
5269 * rtl.h (convert_memory_address_addr_space_1): New prototype.
5270 * explow.c (convert_memory_address_addr_space_1): No longer static,
5271 add NO_EMIT argument and don't call convert_modes if true, pass
5272 it down recursively, remove break after return.
5273 (convert_memory_address_addr_space): Adjust caller.
5274 * simplify-rtx.c (simplify_unary_operation_1): Call
5275 convert_memory_address_addr_space_1 instead of convert_memory_address,
5276 if it returns NULL, don't simplify.
5278 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
5281 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
5283 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5285 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5286 Bump the upper SIMDLEN limits, so that if the return type or
5287 characteristic type if the return type is void can be passed in
5288 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
5291 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5294 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
5295 Do not use "=" constraint on an input constraint.
5296 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5297 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5298 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
5299 generates (neg (abs ...)) instead of (abs ...).
5301 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5303 PR rtl-optimization/70596
5304 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
5305 just invalidate LRA data and reset them. Adjust dump wording.
5307 2016-04-12 Martin Liska <mliska@suse.cz>
5310 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5312 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5314 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5315 max_loop_iterations_int.
5316 (tree_unswitch_outer_loop): Likewise.
5317 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5318 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5320 2016-04-12 Tom de Vries <tom@codesourcery.com>
5322 PR tree-optimization/68756
5323 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
5324 instead of new_name.
5326 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5328 PR tree-optimization/70602
5329 * tree-sra.c (generate_subtree_copies): Don't write anything into
5330 constant pool decls.
5332 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
5333 regardless whether there are depend clauses or not.
5335 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5338 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
5339 target attribute and pragma from changing the -mfloat128
5340 and -mfloat128-hardware options.
5342 * doc/extend.texi (Additional Floating Types): Document PowerPC
5343 __float128 restrictions.
5345 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5348 * config/aarch64/driver-aarch64.c
5349 (aarch64_get_extension_string_for_isa_flags): New.
5350 (arch_extension): Rename to...
5351 (aarch64_arch_extension): ...This.
5352 (ext_to_feat_string): Rename to...
5353 (aarch64_extensions): ...This.
5354 (aarch64_core_data): Keep track of architecture extension flags.
5355 (cpu_data): Rename to...
5356 (aarch64_cpu_data): ...This.
5357 (aarch64_arch_driver_info): Keep track of architecture extension
5359 (get_arch_name_from_id): Rename to...
5360 (get_arch_from_id): ...This, change return type.
5361 (host_detect_local_cpu): Update and reformat for renames, handle
5362 extensions through common infrastructure.
5364 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5367 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
5368 track of a canonical flag name.
5369 (all_extensions): Likewise.
5370 (arch_to_arch_name): Also track extension flags enabled by the arch.
5371 (all_architectures): Likewise.
5372 (aarch64_parse_extension): Move to here.
5373 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
5375 (aarch64_rewrite_selected_cpu): Update for above change.
5376 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
5377 are handled, such that the single explicit value enabled by an
5378 extension is kept seperate from the implicit values it also enables.
5379 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
5381 (aarch64_parse_extension): New.
5382 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
5383 here to config/aarch64/aarch64-protos.h.
5384 (aarch64_parse_extension): Move from here to
5385 common/config/aarch64/aarch64-common.c.
5386 (aarch64_option_print): Update.
5387 (aarch64_declare_function_name): Likewise.
5388 (aarch64_start_file): Likewise.
5389 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
5390 the canonical flag for extensions.
5391 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
5394 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5396 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
5399 2016-04-09 Tom de Vries <tom@codesourcery.com>
5401 PR tree-optimization/68953
5402 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
5403 first to last subscript.
5405 2016-04-09 Jakub Jelinek <jakub@redhat.com>
5407 PR tree-optimization/70586
5408 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
5411 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
5415 PR tree-optimization/70373
5419 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
5420 clauses for acc parallel reductions as necessary. Error on those
5422 * omp-low.c (scan_sharing_clauses): Don't install variables which
5423 are used in acc parallel reductions.
5424 (lower_rec_input_clauses): Remove dead code.
5425 (lower_oacc_reductions): Add support for reference reductions.
5426 (lower_reduction_clauses): Remove dead code.
5427 (lower_omp_target): Don't remap variables appearing in acc parallel
5429 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
5431 2016-04-08 Jakub Jelinek <jakub@redhat.com>
5434 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
5435 with multiple SSA_NAME defs, force the outputs other than first
5436 to be live before calling live_track_process_def on each output.
5438 PR rtl-optimization/70574
5439 * fwprop.c (forward_propagate_and_simplify): Don't add
5440 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
5441 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
5442 paradoxical subregs within *loc.
5444 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
5446 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
5447 -ftree-parallelize-loops={0,1}.
5448 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
5449 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
5450 * config/ia64/hpux.h (LIB_SPEC): Likewise.
5451 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
5452 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
5454 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
5457 * asan.c (instrument_derefs): If we get unknown location, extract it
5459 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
5461 2016-04-08 Tom de Vries <tom@codesourcery.com>
5463 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
5464 implicit firstprivate clause.
5466 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5469 * config/arm/thumb2.md (tst + branch-> lsls + branch
5470 peephole below *orsi_not_shiftsi_si): Require that condition
5471 register is dead after the peephole.
5472 (second peephole after the above): Likewise.
5474 2016-04-08 Alan Modra <amodra@gmail.com>
5477 * builtins.c (fold_builtin_classify): For IBM extended precision,
5478 look at just the high-order double to test for NaN.
5479 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
5480 test just the high double for Inf but both doubles for subnormal
5483 2016-04-07 Jakub Jelinek <jakub@redhat.com>
5485 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
5486 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
5487 node->simdclone->mask_mode != VOIDmode masks.
5488 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
5489 earlier, use it instead of node->simdclone.
5490 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5491 Set clonei->mask_mode.
5493 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5496 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
5497 Pass it through to cp_parser_already_scoped_statement.
5498 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
5499 it through to cp_parser_statement.
5500 (cp_parser_statement): Pass IF_P through to
5501 cp_parser_iteration_statement.
5502 (cp_parser_pragma): Adjust call to
5503 cp_parser_iteration_statement.
5505 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5508 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
5509 resolve a future -Wparentheses warning.
5510 * omp-low.c (scan_sharing_clauses): Likewise.
5511 * tree-parloops.c (eliminate_local_variables): Likewise.
5513 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
5515 PR rtl-optimization/70398
5516 * lra-constraints.c (process_address_1): Check zero scale and code
5517 for reloading with zero scale.
5519 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
5521 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
5522 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
5524 2016-04-06 Jakub Jelinek <jakub@redhat.com>
5526 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5527 Add support for AVX512F clones, include them by default for
5528 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
5529 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
5533 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
5534 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
5535 firstprivate clauses.
5536 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
5537 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
5538 (lower_omp_target): Set TREE_NO_WARNING for
5539 non-addressable possibly uninitialized vars which are copied into
5540 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
5542 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
5544 * config/pa/predicates.md (integer_store_memory_operand): Accept
5545 REG+D operands with a large offset when reload_in_progress is true.
5546 (floating_point_store_memory_operand): Likewise.
5548 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5551 * match.pd (nested int casts): Limit to GIMPLE.
5553 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
5556 * ipa-devirt.c (maybe_record_node): Fix comment; use
5557 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
5559 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5561 PR rtl-optimization/70542
5562 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
5563 if there are any uses other than insn or debug insns.
5565 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
5566 Jakub Jelinek <jakub@redhat.com>
5568 PR tree-optimization/70509
5569 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
5570 Shift HOST_WIDE_INT_1U instead of 1.
5572 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
5574 PR tree-optimization/70509
5575 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
5576 of the vector base type for index.
5578 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
5581 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
5583 2016-04-05 Richard Biener <rguenther@suse.de>
5585 PR tree-optimization/70526
5586 * tree-sra.c (build_ref_for_offset): Use prev_base to
5587 extract the alias pointer type.
5589 2016-04-05 Richard Biener <rguenther@suse.de>
5591 * dse.c (struct store_info): Remove alias_set member.
5592 (struct read_info_type): Likewise.
5593 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
5594 spill_deleted, clear_alias_set_lookup): Remove.
5595 (get_group_info): Remove dead base == NULL_RTX case.
5596 (dse_step0): Remove initialization of removed variables.
5597 (delete_dead_store_insn): Reomve alias set dumping.
5598 (free_read_records): Remove alias_set handling.
5599 (canon_address): Remove alias_set_out parameter.
5600 (record_store): Remove spill_alias_set, it's always zero.
5601 (check_mem_read_rtx): Likewise.
5602 (dse_step2): Rename from ...
5603 (dse_step2_nospill): ... this. Adjust.
5604 (scan_stores): Rename from ...
5605 (scan_stores_nospill): ... this.
5606 (scan_reads): Rename from ...
5607 (scan_reads_nospill): ... this.
5608 (scan_stores_spill, scan_reads_spill): Remove.
5609 (dse_step3_scan): Remove for_spills argument which is always false.
5610 (dse_step3): Likewise.
5611 (dse_step5): Rename from ...
5612 (dse_step5_nospill): ... this. Remove alias_set handling.
5613 (rest_of_handle_dse): Adjust.
5615 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5618 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
5619 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
5620 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
5621 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
5623 2016-04-05 Richard Biener <rguenther@suse.de>
5626 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
5627 non-register type temporaries into SSA.
5629 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
5632 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
5633 calls when sanitizing.
5634 (possible_polymorphic_call_target_p): Fix formatting.
5636 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5637 Jakub Jelinek <jakub@redhat.com>
5640 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
5641 to ensure a call statement is compatible with a built-in's
5643 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
5646 2016-04-04 Richard Biener <rguenther@suse.de>
5648 PR rtl-optimization/70484
5649 * rtl.h (canon_output_dependence): Declare.
5650 * alias.c (canon_output_dependence): New function.
5651 * dse.c (record_store): Use canon_output_dependence rather
5652 than canon_true_dependence.
5654 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5657 * cgraph.h (symtab_node::copy_visibility_from): New function.
5658 * symtab.c (symtab_node::copy_visibility_from): New function.
5659 * ipa-visibility.c (optimize_weakref): New function.
5660 (function_and_variable_visibility): Use it.
5662 2016-04-04 Martin Liska <mliska@suse.cz>
5665 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
5666 value that is really in range handled by SBR instruction.
5667 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
5668 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
5669 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
5671 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
5675 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
5676 set, but not for SP_REG operands.
5678 2016-04-02 Martin Sebor <msebor@redhat.com>
5681 * fold-const.c (maybe_nonzero_address): New function.
5682 (fold_comparison): Call it. Fold equality and relational
5683 expressions involving null pointers.
5684 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
5686 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
5688 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
5689 the "Y" constraint (scalar FP 0.0 immediate).
5691 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
5692 Add the "const_double" to the list of operand constraints.
5694 2016-04-01 Jakub Jelinek <jakub@redhat.com>
5696 PR rtl-optimization/70467
5697 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
5698 If low word of the last operand is 0, just emit addition/subtraction
5701 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5704 * config/s390/s390.c (s390_expand_insv): Check for everything
5705 constant instead of just VOIDmode stuff.
5707 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5710 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
5712 2016-04-01 Nathan Sidwell <nathan@acm.org>
5714 * tree.def (TRY_CATCH_EXPR): Correct documentation.
5716 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
5718 PR rtl-optimization/70461
5719 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
5722 2016-03-31 Martin Liska <mliska@suse.cz>
5725 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
5726 a tree value or an immediate integer value to a buffer
5727 that is eventually copied to a BRIG section.
5728 (emit_immediate_operand): Call the function here.
5729 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
5730 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
5731 of class' fields that are removed.
5732 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
5733 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
5734 m_brig_repr_size fields.
5736 2016-03-31 Martin Liska <mliska@suse.cz>
5739 * hsa-gen.c (hsa_function_representation::update_dominance): New
5741 (convert_addr_to_flat_segment): Likewise.
5742 (gen_hsa_memory_set): New alignment argument.
5743 (gen_hsa_ctor_assignment): Likewise.
5744 (gen_hsa_insns_for_single_assignment): Provide alignment
5745 to gen_hsa_ctor_assignment.
5746 (gen_hsa_insns_for_direct_call): Add new argument.
5747 (expand_lhs_of_string_op): New function.
5748 (expand_string_operation_builtin): Likewise.
5749 (expand_memory_copy): New function.
5750 (expand_memory_set): New function.
5751 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
5752 (convert_switch_statements): Change signature.
5753 (generate_hsa): Use a return value of the function.
5754 (pass_gen_hsail::execute): Do not call
5755 convert_switch_statements here.
5756 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
5757 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
5758 (hsa_function_representation::update_dominance): New function.
5760 2016-03-31 Martin Liska <mliska@suse.cz>
5763 * hsa-brig.c (emit_directive_variable): Emit alignment
5764 according to hsa_symbol::m_align.
5765 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
5766 (dump_hsa_symbol): Dump alignment of HSA symbols.
5767 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
5768 (gen_hsa_addr_with_align): New function.
5769 (hsa_bitmemref_alignment): Use newly added function.
5770 (gen_hsa_insns_for_load): Likewise.
5771 (gen_hsa_insns_for_store): Likewise.
5772 (gen_hsa_memory_copy): New argument added.
5773 (gen_hsa_insns_for_single_assignment): Respect
5774 alignment for assignments processed via gen_hsa_memory_copy.
5775 (gen_hsa_insns_for_direct_call): Likewise.
5776 (gen_hsa_insns_for_return): Likewise.
5777 (gen_function_def_parameters): Set default alignment.
5778 * hsa.c (hsa_object_alignment): New function.
5779 (hsa_byte_alignment): Pasted function.
5780 * hsa.h (hsa_symbol::m_align): New field.
5782 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5784 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
5785 scratch field for goto case.
5787 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
5789 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
5791 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
5794 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
5795 (scalar_chain::convert_insn): Call convert_op for reg
5796 moves to handle undefined registers.
5798 2016-03-31 Nathan Sidwell <nathan@acm.org>
5801 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
5802 Assert we don't want to move backwards.
5804 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
5807 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
5809 2016-03-31 Jakub Jelinek <jakub@redhat.com>
5811 PR rtl-optimization/70460
5812 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
5813 with operand from REG_LABEL_OPERAND, instead substitute
5814 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5815 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5817 2016-03-31 Martin Liska <mliska@suse.cz>
5819 * passes.c (execute_one_pass): Do not call
5820 todo_after for a discarded function.
5822 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5824 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5825 (no_cost, infinite_cost): Initialize the new field.
5826 (get_computation_cost_at): Record setup cost.
5827 (determine_use_iv_cost_address): Skip cost computation for sub
5828 uses if we can estimate it without losing accuracy.
5830 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5832 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5834 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5835 max_loop_iterations_int.
5836 (tree_unswitch_outer_loop): Likewise.
5837 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5838 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5840 2016-03-30 Richard Biener <rguenther@suse.de>
5843 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5845 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5848 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5849 in gen_blendm expander.
5851 2016-03-30 Nick Clifton <nickc@redhat.com>
5854 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5855 case where we are already provided with an SImode SUBREG.
5857 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5860 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5861 conflict between DRAP register and __builtin_eh_return.
5863 2016-03-30 Michael Matz <matz@suse.de>
5864 Richard Biener <rguenther@suse.de>
5867 * ipa-polymorphic-call.c (struct type_change_info): Change
5868 speculative to an unsigned allowing to limit the work we do.
5869 (csftc_abort_walking_p): New inline function..
5870 (check_stmt_for_type_change): Limit the number of may-defs
5871 skipped for speculative devirtualization to
5872 max-speculative-devirt-maydefs.
5873 * params.def (max-speculative-devirt-maydefs): New param.
5874 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5876 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5879 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5882 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5884 PR tree-optimization/59124
5885 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5886 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5888 2016-03-29 Jeff Law <law@redhat.com>
5890 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5892 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5894 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5897 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5899 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5900 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5901 gcrt0.o if linking dynamically.
5903 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5906 * ipa-devirt.c (methods_equal_p): New function.
5907 (compare_virtual_tables): Use it.
5908 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5909 * cgraphclones.c (clone_function_name_1): Use
5910 symbol_table::symbol_suffix_separator.
5911 * coverage.c (build_var): Likewise.
5912 * symtab.c (symbol_table::symbol_suffix_separator): New.
5914 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5916 PR rtl-optimization/70429
5917 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5918 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5919 mode != result_mode.
5922 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5924 PR tree-optimization/70405
5925 * ssa-iterators.h (num_imm_uses): Add missing braces.
5927 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5929 PR rtl-optimization/68695
5930 * ira-color.c (allocno_copy_cost_saving): New.
5931 (improve_allocation): Use it.
5933 2016-03-29 Richard Henderson <rth@redhat.com>
5936 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5938 2016-03-29 Richard Biener <rguenther@suse.de>
5941 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5942 use alignment returned by get_pointer_alignment_1 if it is
5943 bigger than BITS_PER_UNIT.
5944 * builtins.c (get_pointer_alignment_1): Do not return true
5945 for alignment extracted from SSA info.
5947 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5949 * config/ft32/ft32.opt (mnodiv): New.
5950 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5951 * doc/invoke.texi (FT32 Options -mnodiv): New.
5953 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5956 * config/i386/i386.md (define_split, andn): Fix modes.
5958 2016-03-26 Richard Biener <rguenther@suse.de>
5959 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5962 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5964 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5965 as 2nd argument to cl_optimization_restore().
5967 2016-03-25 Richard Henderson <rth@redhat.com>
5970 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5971 * config/aarch64/aarch64-protos.h: Declare it.
5972 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5974 2016-03-25 Alan Modra <amodra@gmail.com>
5977 * config/rs6000/constraints.md (j): Simplify.
5978 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5980 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5981 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5982 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5983 in all constraint alternatives.
5984 (movtd_64bit_nodm): Delete "j" constraint alternative.
5986 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5988 * tree-ssa-propagate.c: Enhance docs for
5989 SSA_PROP_NOT_INTERESTING.
5991 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5993 * doc/extend.texi: Fix typo in documentation to pure attribute.
5995 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5998 * config/pa/pa.md (bswapdi2): Use a scratch register.
6000 2016-03-24 Richard Henderson <rth@redhat.com>
6003 * fold-const.c (extract_muldiv_1): Correct test for multiplication
6006 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
6008 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
6009 using ix86_expand_binary_operator instead of gen_andsi3.
6011 2016-03-24 Richard Biener <rguenther@suse.de>
6013 PR tree-optimization/70396
6014 * tree-vect-stmts.c (vectorizable_comparison): Use
6015 get_vectype_for_scalar_type.
6017 2016-03-24 Richard Biener <rguenther@suse.de>
6020 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
6021 with register bases.
6023 2016-03-24 Richard Biener <rguenther@suse.de>
6025 PR tree-optimization/70372
6026 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
6027 build_all_ones_cst to also handle vector types correctly.
6029 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6032 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
6035 2016-03-23 Marek Polacek <polacek@redhat.com>
6038 * doc/invoke.texi: Document -Wignored-attributes.
6040 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6042 PR tree-optimization/69042
6043 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
6044 parameter from 30 to 40.
6046 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6048 PR tree-optimization/69042
6049 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
6050 for use with constant offset stripped in base.
6052 2016-03-23 Richard Biener <rguenther@suse.de>
6055 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
6056 mode compatibility check.
6057 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6059 2016-03-23 Jeff Law <law@redhat.com>
6061 PR tree-optimization/64058
6062 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
6064 (struct ssa_conflicts): Move up earlier in the file.
6065 (conflicts_, var_map_): New static variables.
6066 (initialize_conflict_count): New function to initialize the
6067 CONFLICT_COUNT field for each conflict pair.
6068 (compare_pairs): Lazily initialize the conflict count and use it
6069 as the first tie-breaker.
6070 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
6071 and wipe conflicts_ and map_ around the call to qsort. Remove
6072 special case for 2 coalesce pairs.
6073 * bitmap.c (bitmap_count_unique_bits): New function.
6074 (bitmap_count_bits_in_word): New function, extracted from
6076 (bitmap_count_bits): Use bitmap_count_bits_in_word.
6077 * bitmap.h (bitmap_count_unique_bits): Declare it.
6079 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
6082 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
6083 transparent alias chain for decl assembler name.
6084 * config/sol2.c (solaris_assemble_visibility): Likewise.
6086 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6088 * config/arm/arm1020e.md (1020call_op): Reduce reservation
6090 (v10_fdivs): Likewise.
6091 (v10_fdivd): Likewise.
6093 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6096 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
6097 to not call fclose twice on file.
6099 2016-03-23 Jakub Jelinek <jakub@redhat.com>
6101 PR tree-optimization/70354
6102 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6103 oprnd0 is wider than oprnd1 and there is a cast from the wider
6104 type to oprnd1, mask it with the mask of the narrower type.
6107 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
6108 Optimize TARGET_STV splitters, if high or low word of last argument
6111 2016-03-22 Jeff Law <law@redhat.com>
6114 tree-ssa-threadbackward.c
6115 (fsm_find_control_statement_thread_paths): Correctly distinguish
6116 between old style jump threads vs FSM jump threads.
6118 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
6121 * config/i386/i386.c (scalar_chain::convert_op): Support
6122 uninitialized register usage case.
6124 2016-03-22 Richard Biener <rguenther@suse.de>
6127 * genmatch.c (gen_transform): Adjust last parameter to a three-state
6129 (capture::gen_transform): ... to change behavior when substituting
6130 a condition into cond or not-cond expr context.
6131 (dt_simplify::gen_1): Adjust.
6132 * gimple-match-head.c: Include gimplify.h for unshare_expr.
6133 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
6134 last change and instead change to
6135 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
6136 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6138 2016-03-22 Anthony Green <green@moxielogic.com>
6140 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
6141 issue for moxiebox targets.
6142 (CC1PLUS_SPEC): Ditto.
6144 2016-03-22 Richard Biener <rguenther@suse.de>
6147 * fold-const.c (extract_muldiv_1): Properly perform multiplication
6150 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6152 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
6154 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6157 * config/i386/i386.c (def_builtin): Handle
6158 OPTION_MASK_ISA_AVX512VL to be and-ed with other
6160 (const struct builtin_description bdesc_special_args[]):
6161 Remove duplicate ISA bits.
6163 2016-03-22 Jakub Jelinek <jakub@redhat.com>
6166 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
6167 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
6168 in a way that works also for AVX512BW.
6171 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
6172 instead of source if operands[1] is xmm16 and above and
6173 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
6174 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
6177 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
6178 on assign if (*from_p) is a comparison, set it to
6179 TREE_NO_WARNING (*from_p).
6181 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6184 * lra.c (restore_scratches): Ignore deleted insns.
6186 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
6187 Jakub Jelinek <jakub@redhat.com>
6189 PR tree-optimization/70317
6190 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
6193 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
6196 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
6197 of ix86_expand_move.
6199 (movti): Use general_operand for operand 1 predicate.
6201 2016-03-21 Martin Liska <mliska@suse.cz>
6203 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
6205 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
6207 2016-03-21 Martin Liska <mliska@suse.cz>
6210 * ipa-icf.c (sem_function::parse): Skip static
6211 constructors and destructors.
6213 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6216 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
6217 function-like macro, peek following token(s) if it is followed
6218 by CPP_OPEN_PAREN token with optional padding in between, and
6219 if not, don't treat it like a macro.
6221 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
6222 Alexander Monakov <amonakov@ispras.ru>
6224 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
6225 for the stabs debug format.
6227 2016-03-21 Richard Biener <rguenther@suse.de>
6229 PR tree-optimization/70310
6230 * tree-vect-generic.c (expand_vector_condition): Fold the built
6233 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
6236 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
6237 Block third alternative for AVX-512VL target,
6239 2016-03-21 Martin Liska <mliska@suse.cz>
6242 * hsa-brig.c (emit_function_directives): Mark unemitted
6243 global variables for emission.
6244 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
6245 (get_symbol_for_decl): Likewise.
6246 * hsa.h (struct hsa_symbol): New flag.
6248 2016-03-21 Richard Biener <rguenther@suse.de>
6250 PR tree-optimization/70288
6251 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
6252 we do not estimate unsimplified all-constant conditionals or
6253 switches as optimized away.
6255 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
6257 PR rtl-optimization/69102
6258 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
6259 when we have a readonly dependency context.
6261 2016-03-18 Jeff Law <law@redhat.com>
6263 PR rtl-optimization/70263
6264 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
6265 (update_equiv_regs): When trying to move a store to after the insn
6266 that sets the source of the store, make sure the store occurs after
6267 the insn that sets the source of the store. When successful note
6268 the REG_EQUIV note created in the dump file.
6270 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
6271 Bernd Schmidt <bschmidt@redhat.com>
6273 * doc/extend.texi: Document more potential problems with basic asms.
6275 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
6277 PR rtl-optimization/70278
6278 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
6281 2016-03-18 Jason Merrill <jason@redhat.com>
6283 * calls.c (load_register_parameters): Fix zero size sibcall logic.
6285 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
6287 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
6288 values to 128b regs.
6290 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
6292 PR tree-optimization/70252
6293 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
6294 boolean vector has a proper number of elements.
6295 (supportable_narrowing_operation): Likewise.
6297 2016-03-18 Tom de Vries <tom@codesourcery.com>
6300 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
6302 2016-03-18 Jakub Jelinek <jakub@redhat.com>
6304 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
6305 instead of replace_rtx for DEBUG_INSNs.
6307 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6309 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
6310 load type reservations.
6312 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
6315 * config/pa/constraints.md: Revert 2015-02-13 change. Use
6316 define_constraint for "Q" and "T" constraints.
6318 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
6320 Tweak the pipeline model for Exynos M1
6322 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
6325 2016-03-17 David Malcolm <dmalcolm@redhat.com>
6328 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
6329 where one or both locations aren't within a line_map.
6331 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
6334 * opts.c (finish_options): Don't set flag_pie to the default if
6335 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
6338 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
6340 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
6341 true as ALL_REGS argument to replace_rtx.
6343 2016-03-17 Richard Biener <rguenther@suse.de>
6346 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
6349 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6352 * rtl.h (replace_rtx): Add ALL_REGS argument.
6353 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
6354 equality and assert mode is the same, instead of just rtx pointer
6356 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
6357 true as ALL_REGS argument to replace_rtx.
6359 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
6361 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
6362 for boolean vector with vector mode only.
6363 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6365 2016-03-17 Nick Clifton <nickc@redhat.com>
6368 * config/rx/rx.c (rx_print_integer): Print negative constants in
6371 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6374 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
6376 2016-03-16 Richard Henderson <rth@redhat.com>
6377 Richard Biener <rguenth@suse.de>
6382 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
6383 first operand as is_gimple_condexpr.
6388 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
6389 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
6390 Do not gimplify the result.
6391 (do_unop): Adjust call to tree_vec_extract.
6392 (do_binop): Likewise.
6393 (do_compare): Likewise.
6394 (do_plus_minus): Likewise.
6395 (do_negate): Likewise.
6396 (expand_vector_condition): Likewise.
6397 (do_cond): Likewise.
6399 2016-03-16 Richard Henderson <rth@redhat.com>
6402 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
6403 (aarch64_classify_address): Use it.
6404 (aarch64_legitimize_address): Force all subexpressions of PLUS
6405 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
6407 2016-03-16 Jakub Jelinek <jakub@redhat.com>
6408 Richard Biener <rguenth@suse.de>
6411 * rtlanal.c (replace_rtx): For REG, if from is a REG,
6412 return to even if only REGNO is equal, and assert
6415 2016-03-11 Jeff Law <law@redhat.com>
6417 PR rtl-optimization/70224
6418 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
6420 2016-03-16 Richard Henderson <rth@redhat.com>
6423 * function.h (struct function): Add has_forced_label_in_static.
6424 * gimplify.c (force_labels_r): Set it.
6425 * lto-streamer-in.c (input_struct_function_base): Read it.
6426 * lto-streamer-out.c (output_struct_function_base): Write it.
6427 * tree-inline.c (has_label_address_in_static_1): Remove.
6428 (copy_forbidden): Remove fndecl parameter; test
6429 has_forced_label_in_static.
6430 (inline_forbidden_p): Update call to copy_forbidden.
6431 (tree_versionable_function_p): Likewise.
6432 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
6433 (chkp_versioning): Likewise.
6434 * tree-inline.h (copy_forbidden): Update decl.
6436 2016-03-16 Marek Polacek <polacek@redhat.com>
6439 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
6440 function being thunked if the result type doesn't have fixed size.
6441 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
6442 doesn't have fixed size.
6444 2016-03-16 Bin Cheng <bin.cheng@arm.com>
6446 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
6447 reporting malformed loop nest.
6449 2016-03-16 Tom de Vries <tom@codesourcery.com>
6452 * ipa-devirt.c (possible_polymorphic_call_targets): Move
6453 nodes.length () == 1 test to before first nodes[0] access.
6455 2016-03-16 Tom de Vries <tom@codesourcery.com>
6457 PR tree-optimization/68715
6458 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
6461 2016-03-16 Tom de Vries <tom@codesourcery.com>
6463 PR tree-optimization/68809
6464 * graphite-scop-detection.c (same_close_phi_node): Test if result types
6467 2016-03-16 Carlos O'Donell <carlos@redhat.com>
6468 Sandra Loosemore <sandra@codesourcery.com>
6470 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
6471 on leaf attribute. Mention ELF interposition problems.
6473 2016-03-16 Alan Modra <amodra@gmail.com>
6475 PR rtl-optimization/69195
6476 PR rtl-optimization/47992
6477 * ira.c (indirect_jump_optimize): Ignore artificial defs.
6480 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
6483 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
6485 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6487 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
6489 2016-03-15 Jakub Jelinek <jakub@redhat.com>
6491 PR rtl-optimization/70222
6492 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
6493 optimization if mode is different from result_mode, queue up masking
6494 of the result in outer_op. Formatting fix.
6497 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
6500 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6502 PR rtl-optimization/69032
6503 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
6504 looping backwards over basic block insns.
6506 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6509 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
6510 to non-speculative when propagating trap bits.
6512 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6514 PR rtl-optimization/63384
6515 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
6518 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6521 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
6522 factored out from ...
6523 (sched_analyze_insn): ... here.
6524 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
6525 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
6526 get_implicit_reg_pending_clobbers in it.
6527 (setup_id_reg_sets): Use setup_id_implicit_regs.
6528 (deps_init_id): Ditto.
6530 2016-03-15 Tom de Vries <tom@codesourcery.com>
6533 * cgraph.c (cgraph_node::get_body): Save, reset and restore
6535 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
6536 execute_function_dump.
6537 (execute_one_pass): Don't dump function if it will be dumped after ipa
6540 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6542 * genrecog.c (match_pattern_2): If pred is NULL don't call
6543 safe_predicate_mode on it.
6545 2016-03-14 Jakub Jelinek <jakub@redhat.com>
6548 * lra-constraints.c (delete_move_and_clobber): Change assertion
6549 to also allow dregno == 0.
6551 2016-03-14 Richard Henderson <rth@redhat.com>
6554 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
6555 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
6556 (reassociate_bb): Use optimize_vec_cond_expr; avoid
6557 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
6560 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
6563 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
6565 (lra_create_live_ranges_1): initialize hard register biggest_mode to
6567 * lra-constraints.c (split_reg): For hard regs, try to find the
6568 biggest single-register mode used in the function.
6570 2016-03-14 Richard Biener <rguenther@suse.de>
6572 PR tree-optimization/56365
6573 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
6574 constants to compare against.
6576 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
6579 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
6580 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
6581 (define_split for the GPR case): Use int_reg_operand instead of
6582 gpc_reg_operand for the output.
6584 2016-03-14 Tom de Vries <tom@codesourcery.com>
6586 PR tree-optimization/70045
6587 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
6588 create_empty_if_region_on_edge argument.
6590 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
6592 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
6593 (STACK_CHECK_PROTECT): Likewise.
6594 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6595 (STACK_CHECK_PROTECT): Likewise.
6596 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6597 (STACK_CHECK_PROTECT): Likewise.
6598 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
6599 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
6600 (STACK_CHECK_PROTECT): Likewise.
6602 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
6604 PR rtl-optimization/69307
6605 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
6606 registers in modes that span more than one register.
6608 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
6611 * lra-constraints.c (delete_move_and_clobber): New.
6612 (remove_inheritance_pseudos): Use it.
6614 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
6617 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
6618 the libcall is LCT_THROW.
6619 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
6620 for the checking routine.
6622 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6625 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
6626 optimization if we have direct move.
6627 (roundu32<mode>2_fprs): Likewise.
6629 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
6632 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
6634 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
6635 Arguments swapped. All callers changed. Take reg_renumber into
6636 account, and Calculate and compare register ranges for hard regs.
6638 2016-03-11 Jeff Law <law@redhat.com>
6640 PR tree-optimization/70190
6641 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6642 Handle cases where we can not extract the taken edge, even though we
6643 found a constant value.
6645 PR tree-optimization/64058
6646 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
6647 (num_coalesce_pairs): Move up earlier in file.
6648 (find_coalesce_pair): Initialize the INDEX field for each pair
6650 (compare_pairs): No longer sort on the elements in each pair.
6651 Instead break ties with the index of the coalesce pair.
6653 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6656 * config/aarch64/aarch64-protos.h
6657 (aarch64_save_restore_target_globals): New prototype.
6658 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
6659 Call the above when popping pragma.
6660 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
6662 (aarch64_set_current_function): Rewrite using the above.
6664 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6666 PR tree-optimization/70177
6667 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
6668 (extract_ops_from_tree): ... this. In the 2 argument
6669 overload remove _1 suffix.
6670 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
6671 (extract_ops_from_tree): ... this.
6672 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
6674 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6675 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
6676 extract_ops_from_tree instead of 2 operand one.
6678 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
6680 PR tree-optimization/70013
6681 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
6682 for constant-pool entries.
6684 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6686 PR rtl-optimization/70174
6687 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
6688 followed by gen_lowpart on force_reg instead of just gen_lowpart.
6690 PR tree-optimization/70169
6691 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
6692 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
6695 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
6696 Jakub Jelinek <jakub@redhat.com>
6699 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
6700 of uninitialized values.
6702 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6704 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
6706 ("*trunctddd2"): New pattern definition.
6707 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
6710 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6712 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
6713 definitions for BFP and DFP rounding modes.
6714 ("fixuns_truncdddi2", "fixuns_trunctddi2")
6715 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
6716 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
6717 ("fix_trunctf<mode>2"): Use the new constants instead of magic
6720 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6722 * config/s390/constraints.md: Adjust comment.
6723 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
6724 s390_decompose_addrstyle_without_index.
6725 * config/s390/predicates.md (shift_count_or_setmem_operand):
6726 Rename to setmem_operand.
6727 * config/s390/s390-protos.h
6728 (s390_decompose_shift_count): Rename to
6729 s390_decompose_addrstyle_without_index.
6730 * config/s390/s390.c (s390_decompose_shift_count)
6731 (s390_mem_constraint, print_shift_count_operand)
6732 (print_operand_address, print_operand): Rename
6733 s390_decompose_shift_count to
6734 s390_decompose_addrstyle_without_index and rename
6735 print_shift_count_operand to print_addrstyle_operand troughout the
6737 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
6738 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
6739 Rename shift_count_or_setmem_operand to setmem_operand.
6740 * config/s390/vx-builtins.md ("vec_insert<mode>")
6741 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
6744 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6747 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6748 Handle overlapping retval and newval.
6750 2016-03-10 Nick Clifton <nickc@redhat.com>
6753 * config/aarch64/aarch64.c
6754 (aarch64_override_options_after_change_1): When forcing
6755 flag_omit_frame_pointer to be true, use a special value that can
6756 be detected if this function is called again, thus preventing
6757 flag_omit_leaf_frame_pointer from being forced to be false.
6759 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6761 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
6762 Set x_flag_omit_leaf_frame_pointer when handling
6763 -momit-leaf-frame-pointer.
6765 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6768 * cgraph.c (cgraph_node::dump): Dump split_part and
6769 indirect_call_target.
6770 * cgraph.h (cgraph_node): Add indirect_call_target flag.
6771 * ipa.c (has_addr_references_p): Cleanup.
6772 (is_indirect_call_target_p): New.
6773 (walk_polymorphic_call_targets): Do not mark virtuals that may be
6774 called indirectly as local.
6775 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
6777 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6780 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6781 on cxa_pure_virtual.
6783 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6786 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
6788 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6791 * tree.c (need_assembler_name_p): Only record main variant type names.
6793 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6796 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
6797 Always define to 0 or 1.
6798 (TARGET_FIX_ERR_A53_843419): New macro.
6799 * config/aarch64/aarch64-elf-raw.h
6800 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
6801 * config/aarch64/aarch64-linux.h: Likewise.
6802 * config/aarch64/aarch64.c
6803 (aarch64_override_options_after_change_1): Do not default
6804 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
6806 (aarch64_attributes): Handle fix-cortex-a53-843419.
6807 (aarch64_can_inline_p): Likewise.
6808 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
6810 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
6811 Jakub Jelinek <jakub@redhat.com>
6813 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6814 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6815 DECL_COMMONS if flag_unconstrained_commons is set.
6816 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6817 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6818 (funconstrained-commons): Document.
6820 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6822 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6823 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6825 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6827 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6828 has a proper number of elements.
6830 2016-03-10 Alan Modra <amodra@gmail.com>
6832 PR rtl-optimization/69195
6833 PR rtl-optimization/47992
6834 * ira.c (recorded_label_ref): Delete.
6835 (update_equiv_regs): Return void.
6836 (indirect_jump_optimize): New function.
6837 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6838 before regstat_compute_ri. Don't rebuild_jump_labels here.
6839 Delete update_regstat.
6841 2016-03-10 Richard Biener <rguenther@suse.de>
6843 PR tree-optimization/70128
6844 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6845 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6847 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6849 PR tree-optimization/70152
6850 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6851 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6854 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6855 instead of gen_sse2_loadlpd.
6856 * config/i386/sse.md (*vec_concatv2df): Rename to...
6857 (vec_concatv2df): ... this.
6859 PR tree-optimization/70127
6860 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6862 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6866 * diagnostic-show-locus.c (compatible_locations_p): New function.
6867 (layout::layout): Sanitize ranges using compatible_locations_p.
6869 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6873 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6874 location_range param with three const expanded_locations * and a
6876 (layout::layout): Replace call to
6877 rich_location::lazily_expand_location with get_expanded_location.
6878 Extract the range and perform location expansion here, passing
6879 the results to the layout_range ctor.
6880 * diagnostic.c (source_range::debug): Delete.
6881 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6882 of rich_location::get_expanded_location.
6883 * gcc-rich-location.c (get_range_for_expr): Delete.
6884 (gcc_rich_location::add_expr): Reimplement to avoid the
6885 rich_location::add_range overload that took a location_range,
6886 passing a location_t instead.
6888 2016-03-09 Richard Biener <rguenther@suse.de>
6889 Jakub Jelinek <jakub@redhat.com>
6891 PR tree-optimization/70138
6892 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6893 Also skip vect_double_reduction_def.
6895 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6898 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6899 if the operand is "m".
6901 2016-03-09 Nathan Sidwell <nathan@acm.org>
6903 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6905 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6907 * config/i386/i386.c (processor_target_table): Fix cost table
6908 intialization order for znver1.
6910 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6912 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6913 - becuase -> because.
6914 * ipa-reference.c (ignore_module_statics): Likewise.
6915 * cgraph.c (cgraph_node::get_body): Likewise.
6916 * ipa-inline.c (early_inliner): Likewise.
6917 * ipa-devirt.c (types_same_for_odr): Likewise.
6918 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6919 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6921 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6923 * tree-ssa-math-opts.c: Fix typo in comment.
6925 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6928 * config/i386/i386.c (scalar_chain::make_vector_copies,
6929 scalar_chain::convert_reg): Call end_sequence in between
6930 get_insns and emit_conversion_insns rather than after both
6933 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6936 * config/i386/i386.h (machine_function): Add
6937 pc_thunk_call_expanded flag.
6938 (ix86_pc_thunk_call_expanded): New define.
6939 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6940 (*set_got): Rename insn pattern from set_got.
6941 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6942 * config/i386/i386.c (ix86_compute_frame_layout): Use
6943 ix86_pc_thunk_call_expanded to prevent red-zone.
6945 2016-03-07 Martin Jambor <mjambor@suse.cz>
6947 * hsa.h (hsa_get_ctor_statements): Declare.
6948 (hsa_get_dtor_statements): Likewise.
6949 (hsa_get_kernel_dispatch_type): Likewise.
6950 * hsa.c (hsa_get_ctor_statements): New function.
6951 (hsa_get_dtor_statements): Likewise.
6952 (hsa_get_kernel_dispatch_type): Likewise.
6953 * hsa-brig.c (hsa_cdtor_statements): Removed.
6954 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6955 hsa_get_dtor_statements.
6956 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6957 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6959 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6961 * config/arm/arm-cores.def (cortex-r8): New.
6962 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6963 * config/arm/arm-tune.md: Likewise.
6964 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6966 2016-03-07 Martin Sebor <msebor@redhat.com>
6968 PR rtl-optimization/19705
6969 * doc/invoke.texi (Options That Control Optimization): Clarify
6970 -fno-branch-count-reg.
6972 2016-02-26 Richard Biener <rguenther@suse.de>
6973 Jeff Law <law@redhat.com>
6975 PR tree-optimization/69740
6976 * cfghooks.c (remove_edge): Request loop fixups if we delete
6977 an edge that might turn an irreducible loop into a natural
6979 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6980 Move after definition of loops_state_clear.
6982 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6984 PR rtl-optimization/69052
6985 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6988 2016-03-07 Tom de Vries <tom@codesourcery.com>
6990 PR tree-optimization/70116
6991 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6992 is_tm_ending stmts and ubsan/asan internal functions.
6993 (find_duplicate): Use it. Don't test is_tm_ending here.
6995 2016-03-07 Richard Biener <rguenther@suse.de>
6997 PR tree-optimization/70115
6998 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6999 (propagate_constants_for_unrolling): Use replace_uses_by.
7001 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
7004 * omp-low.c (struct oacc_loop): Add ifns.
7005 (new_oacc_loop_raw): Initialize it.
7006 (finish_oacc_loop): Clear mask & flags if no ifns.
7007 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
7008 (oacc_loop_xform_loop): Add ifns arg & adjust.
7009 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
7011 2016-03-07 Richard Henderson <rth@redhat.com>
7014 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
7015 (insert_value_copy_on_edge): Likewise.
7017 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7019 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
7021 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7024 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
7026 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7028 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
7030 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7032 Fix sseimul type attribute.
7033 * config/i386/znver1.md
7034 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
7035 znver1_sseimul_avx256_load) : Fix the type attribute.
7036 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
7037 pipe usage and latency.
7039 2016-03-05 Jakub Jelinek <jakub@redhat.com>
7042 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
7043 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
7046 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7049 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
7051 PR rtl-optimization/69941
7052 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
7053 the reg share its mode.
7055 2016-03-04 Jeff Law <law@redhat.com>
7057 PR tree-optimization/69196
7058 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7059 If the both SSA_NAMEs are anonymous, then consider them unassociated
7060 and include the PHI in the statement count.
7062 2016-03-05 Tom de Vries <tom@codesourcery.com>
7064 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
7065 construct in oacc routine. Check for oacc region in oacc routine.
7067 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7070 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
7071 2016-02-22 changes, instead don't recurse if RECUR is already true.
7072 Don't change *dynamic_check if RECUR. Adjust recursive caller
7073 to pass true to the new argument.
7074 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
7077 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
7078 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
7080 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
7082 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7084 PR rtl-optimization/57676
7085 * lra-assigns.c (lra_assign): Guard test for maximum iterations
7088 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
7090 * tree-vect-patterns.c (search_type_for_mask): Handle
7091 comparison of booleans.
7093 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7095 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
7099 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
7100 all other ops that have dw_val_class_die_ref operands,
7101 and DW_OP_GNU_entry_value.
7103 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7105 PR rtl-optimization/69904
7106 * config/arm/arm.c (arm_cannot_copy_insn_p):
7107 Return true for load-exclusive instructions.
7109 2016-03-03 Jakub Jelinek <jakub@redhat.com>
7112 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
7113 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
7114 the pattern no matter if it is used just by non-pattern, pattern
7116 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
7117 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7118 oprnd1 def_stmt is in pattern, don't look through it.
7120 2016-03-03 Marek Polacek <polacek@redhat.com>
7123 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
7125 2016-03-03 Martin Liska <mliska@suse.cz>
7127 PR tree-optimization/70043
7128 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
7129 previous statement if we see a debug statement.
7131 2016-03-03 Richard Biener <rguenther@suse.de>
7133 PR tree-optimization/55936
7134 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
7135 parameter and guard unsafe equivalence use.
7136 (vrp_evaluate_conditional_warnv_with_ops): Always use
7137 safe equivalences but not via the quadratic compare_names
7140 2016-03-03 Michael Collison <michael.collison@linaro.org>
7143 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
7144 for operand 1 to s_register_operand. Change predicate for operand
7145 2 to arm_not_immediate_operand.
7147 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
7149 * doc/tm.texi: Regenerated.
7151 2016-03-02 Richard Henderson <rth@redhat.com>
7154 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
7155 simplification when all args are positive non-fixed registers.
7157 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7159 * target.def (lra_p): Specify that new ports should use LRA.
7161 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7164 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
7165 gimplify_type_sizes the type they refer to.
7166 (omp_notice_variable): Handle reference vars to VLAs.
7167 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
7168 reference to VLA decls in the second pass instead of first pass.
7170 2016-03-02 Tom de Vries <tom@codesourcery.com>
7172 PR tree-optimization/68659
7173 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
7174 new_expr == NULL_TREE.
7175 (get_new_name): Handle ADDR_EXPR.
7177 2016-03-02 Bin Cheng <bin.cheng@arm.com>
7179 PR rtl-optimization/69052
7180 * loop-invariant.c (canonicalize_address): New function.
7181 (inv_can_prop_to_addr_use): Check validity of address expression
7182 which is canonicalized by above function.
7184 2016-03-02 Alan Modra <amodra@gmail.com>
7187 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
7190 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7193 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
7194 (*movhi_internal): Put mask moves from and to memory separately
7195 from moves from/to GPRs.
7197 2016-03-02 Richard Biener <rguenther@suse.de>
7199 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
7200 GENERIC expressions in GIMPLE.
7202 2016-03-02 Richard Biener <rguenther@suse.de>
7204 * config/i386/i386.c (type_natural_mode): Fix typo.
7206 2016-03-02 Nick Clifton <nickc@redhat.com>
7208 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
7210 2016-03-02 Richard Biener <rguenther@suse.de>
7211 Uros Bizjak <ubizjak@gmail.com>
7214 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
7216 2016-03-02 Richard Biener <rguenther@suse.de>
7219 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
7221 2016-03-02 Marek Polacek <polacek@redhat.com>
7224 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
7225 "is promoted to" warning.
7227 2016-03-01 DJ Delorie <dj@redhat.com>
7229 * config.gcc: Deprecate mep-*.
7231 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
7234 * lra-constraints.c (regno_val_use_in): New.
7235 (match_reload): Use it instead of regno_use_in.
7237 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7239 PR rtl-optimization/70007
7240 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
7241 references present in REG_EQUAL notes attached to non-SET patterns.
7243 2016-03-01 Jeff Law <law@redhat.com>
7245 PR tree-optimization/69196
7246 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7247 Appropriately clamp the number of statements to copy when the
7248 thread path does not traverse a loop backedge.
7250 PR tree-optimization/69196
7251 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7252 Do count some PHIs in the thread path against the insn count. Decrease
7253 final statement count by one as the control statement in the last
7254 block will get removed. Remove special cased code for handling PHIs
7257 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
7260 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
7261 asm dialect alternatives to explicit GOTPCREL calls.
7263 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7266 * ira.c (do_reload): Issue warning for generic stack checking here...
7267 * reload1.c (reload): ...instead of here and streamline it.
7269 2016-03-01 Nick Clifton <nickc@redhat.com>
7271 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
7273 2016-03-01 Richard Biener <rguenther@suse.de>
7275 PR tree-optimization/69983
7276 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
7277 types and fall back to operand_equal_p.
7279 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7282 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7284 * config/s390/constraints.md ("jm8"): New constraint.
7285 * config/s390/predicates.md ("const_int_8bitset_operand"): New
7287 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
7289 ("*setmem_long<setmem_and>"): New pattern.
7290 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
7292 ("*setmem_long_31z<setmem_and>"): New pattern.
7293 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
7294 New substitution rules with the required attributes.
7297 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7300 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7302 * gensupport.c (process_substs_on_one_elem): Split loop to
7303 complete mark_operands_used_in_match_dup on all expressions in the
7305 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7306 and remove function.
7308 2016-03-01 Richard Biener <rguenther@suse.de>
7311 * fold-const.c (fold_indirect_ref_1): Fix range checking for
7312 vector BIT_FIELD_REF extract.
7314 2016-03-01 Richard Biener <rguenther@suse.de>
7316 PR tree-optimization/69994
7317 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
7319 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
7321 PR tree-optimization/69956
7322 * tree-vect-stmts.c (supportable_widening_operation): Support
7323 multi-step conversion of boolean vectors.
7324 (supportable_narrowing_operation): Likewise.
7326 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7328 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
7331 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7333 * config/s390/subst.md (DSI_VI): New mode iterator.
7334 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
7335 * config/s390/vector.md ("vec_set<mode>"): Move expander before
7336 the insn definition.
7337 ("*vec_set<mode>"): Change predicate and add alternative to
7338 support only either register or const_int operands as element
7340 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
7342 ("vec_extract<mode>"): New expander.
7343 ("*vec_extract<mode>"): New insn definition supporting reg and
7344 const_int element selectors.
7345 ("*vec_extract<mode>_plus"): New insn definition supporting
7346 reg+const_int element selectors.
7347 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
7348 following expander+insn definition.
7349 ("<vec_shifts_name><mode>3"): New expander.
7350 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
7352 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7354 * config/s390/s390.md ("*tabort_1"): Change predicate to
7355 nonmemory_operand. Add a second alternative to cover
7356 register as well as const int operands.
7357 ("*tabort_1_plus"): New pattern definition.
7359 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7361 * config/s390/s390.md ("*ashrdi3_cc_31")
7362 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
7363 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
7364 Merge insn definitions into ...
7365 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7366 New pattern definition.
7367 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
7368 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
7369 ("*ashr<mode>3_and"): Merge insn definitions into ...
7370 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7371 New pattern definition.
7372 * config/s390/subst.md ("addr_style_op_cc_subst")
7373 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
7374 substitutions patterns plus attributes.
7375 Add ashiftrt to SUBST iterator.
7377 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7379 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
7380 op2 to nonmemory_operand.
7381 ("*<shift>di3_31", "*<shift>di3_31_and"):
7382 Merge into single pattern definition ...
7383 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
7384 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
7385 pattern definition ...
7386 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
7387 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
7390 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7392 * config/s390/predicates.md (const_int_6bitset_operand): New
7394 * config/s390/s390.md: Include subst.md.
7395 ("rotl<mode>3"): New expander.
7396 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
7398 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
7399 * config/s390/subst.md: New file.
7401 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7403 * config/s390/s390.md ("op_type", "atype", "length" attributes):
7404 Remove RRR type. It doesn't really exist.
7405 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
7407 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
7408 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
7409 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
7410 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
7411 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
7412 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
7413 `enabled' attribute.
7415 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7417 * gensupport.c (process_substs_on_one_elem): Split loop to
7418 complete mark_operands_used_in_match_dup on all expressions in the
7420 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7421 and remove function.
7423 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7426 * config/sparc/sparc.c (NWORDS_UP): Rename to...
7427 (CEIL_NWORDS): ...this. Use CEIL macro.
7428 (compute_fp_layout): Adjust to above renaming.
7429 (function_arg_union_value): Likewise.
7430 (sparc_arg_partial_bytes): Likewise.
7431 (sparc_function_arg_advance): Likewise.
7433 2016-02-29 Jeff Law <law@redhat.com>
7435 PR tree-optimization/70005
7436 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
7437 where an object with a boolean range is compared against a value
7440 PR tree-optimization/69999
7441 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
7442 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
7445 2016-02-29 Richard Biener <rguenther@suse.de>
7447 PR tree-optimization/69994
7448 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
7449 (get_unary_op): Look through nop conversions.
7450 (ops_equal_values_p): New function, look for equality diregarding
7452 (eliminate_plus_minus_pair): Use ops_equal_values_p
7453 (repropagate_negates): Do not use get_unary_op here.
7455 2016-02-29 Martin Liska <mliska@suse.cz>
7457 * system.h: Poison ENABLE_CHECKING macro.
7459 2016-02-29 Martin Liska <mliska@suse.cz>
7461 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
7462 is presented in dump flags.
7463 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7464 (hsa_regalloc): Likewise.
7466 2016-02-19 Richard Biener <rguenther@suse.de>
7468 PR tree-optimization/69980
7469 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
7470 permutation of those we need to keep.
7472 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7475 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
7476 (NWORDS_UP): ...this
7477 (init_cumulative_args): Minor tweaks.
7478 (sparc_promote_function_mode): Likewise.
7479 (scan_record_type): Delete.
7480 (traverse_record_type): New function template.
7481 (classify_data_t): New structure type.
7482 (classify_registers): New inline function.
7483 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
7484 exhausted. Instantiate traverse_record_type on classify_registers and
7485 deal with the case of a structure passed in slot #15 with no FP field
7487 (assign_data_t): New structure type.
7488 (compute_int_layout): New static function.
7489 (compute_fp_layout): Likewise.
7490 (count_registers): New inline function.
7491 (assign_int_registers): New static function.
7492 (assign_fp_registers): Likewise.
7493 (assign_registers): New inline function.
7494 (function_arg_record_value_1): Delete.
7495 (function_arg_record_value_2): Likewise.
7496 (function_arg_record_value_3): Likewise.
7497 (function_arg_record_value): Adjust to above changes. Instantiate
7498 traverse_record_type on count_registers to first count the number of
7499 registers to be used and then on assign_registers to assign them.
7500 (function_arg_union_value): Adjust to above renaming.
7501 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
7502 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
7503 case of a structure passed in slot #15
7504 (sparc_function_arg_advance): Likewise.
7505 (function_arg_padding): Minor tweak.
7507 2016-02-29 Richard Biener <rguenther@suse.de>
7509 PR tree-optimization/69720
7510 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
7511 the adjustment_def path for possibly vectorized defs.
7512 (vect_create_epilog_for_reduction): Handle vectorized initial
7515 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
7517 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
7519 2016-02-27 Jeff Law <law@redhat.com>
7522 2016-02-26 Richard Biener <rguenther@suse.de>
7523 Jeff Law <law@redhat.com>
7525 PR tree-optimization/69740
7526 * cfghooks.c (remove_edge): Request loop fixups if we delete
7527 an edge that might turn an irreducible loop into a natural
7530 2016-02-27 Jakub Jelinek <jakub@redhat.com>
7532 PR rtl-optimization/69896
7533 * tree-vect-generic.c (get_compute_type): Avoid single element
7536 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
7538 Rename the AArch64 tuning option and related functions to enable the
7539 Newton series for the reciprocal square root to reflect its
7540 approximative characteristic.
7542 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
7543 function to "aarch64_emit_approx_rsqrt".
7544 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
7545 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
7546 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
7547 (xgene1_tunings): Likewise.
7548 (use_rsqrt_p): Likewise.
7549 (aarch64_emit_swrsqrt): Use new function name.
7550 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
7551 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
7552 text explaining this option.
7553 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
7555 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7558 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
7559 complain about -mallow-movmisalign without -mvsx if
7560 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
7562 2016-02-26 Joel Sherrill <joel@rtems.org>
7564 * config.gcc: Add x86_64-*-rtems*.
7565 * gcc/config/i386/rtems-64.h: New file.
7567 2016-02-26 Joel Sherrill <joel@rtems.org>
7569 * config.gcc: Add aarch64-*-rtems*.
7570 * gcc/config/aarch64/rtems.h: New file.
7572 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
7575 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
7576 shift amount using %h. Add comment.
7578 2016-02-26 Richard Biener <rguenther@suse.de>
7579 Jeff Law <law@redhat.com>
7581 PR tree-optimization/69740
7582 * cfghooks.c (remove_edge): Request loop fixups if we delete
7583 an edge that might turn an irreducible loop into a natural
7586 2016-02-26 Martin Jambor <mjambor@suse.cz>
7589 * tree-sra.c (sra_modify_assign): Do not remove loads of
7590 uninitialized aggregates to SSA_NAMEs.
7592 2016-02-26 Richard Henderson <rth@redhat.com>
7595 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
7596 pseudo in case the target rtx matches the source of the left
7599 2016-02-26 Martin Jambor <mjambor@suse.cz>
7602 * hsa.h (hsa_type_packed_p): Declare.
7603 * hsa.c (hsa_type_packed_p): New function.
7604 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
7606 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
7607 * hsa-brig.c (emit_basic_insn): Likewise.
7609 2016-02-26 Martin Jambor <mjambor@suse.cz>
7612 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
7614 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
7616 2016-02-26 Martin Jambor <mjambor@suse.cz>
7618 * hsa.h (is_a_helper): New overload for hsa_op_immed for
7619 hsa_op_with_type operands.
7620 (hsa_unsigned_type_for_type): Declare.
7621 * hsa.c (hsa_unsigned_type_for_type): New function.
7622 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
7623 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
7624 the finalizer. Do not emit extra move.
7626 2016-02-26 Martin Jambor <mjambor@suse.cz>
7628 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
7629 atomic operations in private segment.
7631 2016-02-26 Martin Jambor <mjambor@suse.cz>
7633 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
7634 statements to wi->info. Also disallow omp simd constructs.
7635 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
7636 for not gridifying. Dump special string for omp_for.
7638 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7641 * config/aarch64/aarch64.c (aarch64_set_current_function):
7642 Save/restore target globals when switching to
7643 target_option_default_node.
7645 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7648 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
7649 Return 0 if !SHIFT_COUNT_TRUNCATED.
7651 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7652 Eric Botcazou <ebotcazou@adacore.com>
7654 PR rtl-optimization/69891
7655 * dse.c (scan_insn): If we can't figure out memset arguments
7656 or they are non-constant, call clear_rhs_from_active_local_stores.
7658 2016-02-26 Martin Liska <mliska@suse.cz>
7660 * doc/extend.texi: Mention clog10, clog10f an clog10l
7661 in Builtins section.
7663 2016-02-26 Martin Liska <mliska@suse.cz>
7665 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
7667 (resolve_args_picking_1): Likewise.
7668 * dwarf2out.h (struct GTY): Likewise.
7670 2016-02-26 Martin Liska <mliska@suse.cz>
7672 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
7674 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7676 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
7677 Martin Liska <mliska@suse.cz>
7679 * doc/install.texi: Mention --enable-valgrind-annotations.
7681 2016-02-26 Richard Biener <rguenther@suse.de>
7683 PR tree-optimization/69551
7684 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
7685 looking through aliases adjust DECL_PT_UID to refer to the
7686 ultimate alias target.
7688 2016-02-25 Martin Liska <mliska@suse.cz>
7691 * alloc-pool.c (after_memory_report): New variable.
7692 * alloc-pool.h (base_pool_allocator ::release): Do not use
7693 the infrastructure if after_memory_report.
7694 * toplev.c (toplev::main): Mark after memory report.
7696 2016-02-25 Richard Biener <rguenther@suse.de>
7698 PR tree-optimization/48795
7699 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
7701 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
7704 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
7705 offloading is enabled and -fopenacc or -fopenmp is specified.
7706 (CRTOFFLOADEND): Likewise.
7707 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
7708 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
7709 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
7710 (offload_objects_file_name): New static var.
7711 (tool_cleanup): Remove offload_objects_file_name file.
7712 (find_offloadbeginend): Replace with ...
7713 (find_crtoffloadtable): ... this.
7714 (run_gcc): Remove offload_argc and offload_argv.
7715 Get offload_objects_file_name from -foffload-objects=... option.
7716 Read names of object files with offload from this file, pass them to
7717 compile_images_for_offload_targets. Don't call find_offloadbeginend and
7718 don't pass offloadbegin and offloadend to the linker. Don't pass
7719 offload non-LTO files to the linker, because now they're not claimed.
7721 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
7724 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7725 on builtin_unreachable.
7727 2016-02-25 Jakub Jelinek <jakub@redhat.com>
7729 PR rtl-optimization/69896
7730 * regcprop.c: Include cfgrtl.h.
7731 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
7732 than remembered mode, either delete it (if noop_move_p), or
7733 treat like copy_p but not noop_p instruction.
7735 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7738 * dwarf2out.c (gen_variable_die): Work around buggy LTO
7739 - allow NULL decl for Fortran DW_TAG_common_block variables.
7741 2016-02-24 Jason Merrill <jason@redhat.com>
7743 * common.opt (flifetime-dse): Add -flifetime-dse=1.
7745 2016-02-24 Richard Biener <rguenther@suse.de>
7746 Jakub Jelinek <jakub@redhat.com>
7749 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
7750 conditionally executed ops to well-defined overflow behavior.
7752 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7755 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
7758 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7760 PR rtl-optimization/69886
7761 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
7762 argument. Use it when checking validity of set instructions.
7763 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
7764 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
7766 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
7767 * store-motion.c (find_moveable_store): Update
7768 can_assign_to_reg_without_clobbers_p callsite.
7770 2016-02-24 Richard Biener <rguenther@suse.de>
7773 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
7775 (record_nonwrapping_iv): Do not fall back to the low/high bound
7776 for non-constant IV bases if the stmt is not always executed.
7778 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7780 * config/arm/arm-cores.def (cortex-a32): New entry.
7781 * config/arm/arm-tables.opt: Regenerate.
7782 * config/arm/arm-tune.md: Regenerate.
7783 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
7784 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
7785 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
7786 for -mcpu and -mtune.
7788 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7791 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
7792 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
7793 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
7794 (atomic_loaddi_1): Delete.
7795 (atomic_loaddi): Rewrite expander using the above changes.
7797 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7800 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
7803 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7804 Richard Biener <rguenth@suse.de>
7807 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
7808 set_mem_attributes if tem is SSA_NAME which got expanded
7811 2016-02-24 Richard Biener <rguenther@suse.de>
7813 PR tree-optimization/69907
7814 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7815 end of permutations for BB vectorization.
7817 2016-02-24 Christian Bruel <christian.bruel@st.com>
7819 * config/arm/arm-c.c (arm_option_override): Initialize
7820 target_option_current_node.
7821 * config/arm/arm.c (arm_pragma_target_parse): Replace
7822 build_target_option_node call by target_option_current_node.
7823 Set target_option_current_node.
7826 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7829 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7830 define_insn_and_split to define_insn.
7831 (zero_extendqi<mode>2_dot2): Same.
7832 (extendqi<mode>2_dot): Same.
7833 (extendqi<mode>2_dot2): Same.
7835 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7837 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7838 and add bypass for AES{D,E} and AESMC pairs.
7839 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7842 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7844 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7845 series for reciprocal square root in Exynos M1.
7847 2016-02-23 Martin Sebor <msebor@redhat.com>
7850 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7851 __builtin_alloca_with_align.
7853 2016-02-23 Richard Henderson <rth@redhat.com>
7855 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7856 (ix86_register_pragmas): Remove __seg_tls.
7857 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7858 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7859 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7860 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7861 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7862 * doc/extend.texi (__seg_tls): Remove item.
7864 2016-02-23 Richard Biener <rguenther@suse.de>
7866 * alloc-pool.h (struct allocation_object): Make id member
7867 conditional on CHECKING_P again.
7868 (get_instance): Adjust.
7869 (base_pool_allocator): Likewise.
7871 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7873 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7874 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7876 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7878 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7880 2016-02-23 Richard Biener <rguenther@suse.de>
7882 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7883 * bitmap.h (struct bitmap_usage): Likewise.
7884 (bitmap_move): Declare.
7885 * bitmap.c (register_overhead): Take size_t argument.
7886 (bitmap_move): New function.
7887 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7888 to properly account overhead.
7889 * tree.c (free_node): Use tree_size.
7891 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7894 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7895 when inverting comparison.
7898 * common.opt (Wunreachable-code): Add Warning flag.
7900 2016-02-23 Mark Wielaard <mjw@redhat.com>
7901 Jakub Jelinek <jakub@redhat.com>
7904 * cgraphunit.c (check_global_declaration): Check main_input_filename
7905 and DECL_SOURCE_FILE are not NULL.
7907 2016-02-23 Martin Jambor <mjambor@suse.cz>
7909 PR tree-optimization/69666
7910 * tree-sra.c (sra_modify_assign): Do not attempt to create
7911 default_def replacements for unscalarizable regions.
7913 2016-02-20 Mark Wielaard <mjw@redhat.com>
7916 * cgraphunit.c (check_global_declaration): Check level of
7917 warn_unused_const_variable and main_input_filename.
7918 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7919 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7920 (-Wunused-const-variable): Explain levels 1 and 2.
7922 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7925 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7926 identical arguments. Formatting and spelling fixes.
7929 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7934 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7935 and m68k-devices.def.
7936 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7937 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7939 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7941 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7942 and HImode registers.
7944 2016-02-22 Richard Biener <rguenther@suse.de>
7946 PR tree-optimization/69882
7947 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7948 preserve permutations present because of gaps.
7949 (vect_supported_load_permutation_p): Always continue checking
7950 permutations after vect_attempt_slp_rearrange_stmts.
7952 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7954 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7955 min_profitable_estimate, rather than min_profitable_iters.
7957 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7960 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7961 SImode for last match_operand.
7963 2016-02-22 Martin Liska <mliska@suse.cz>
7965 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7966 return bitsize - 1 as the return value.
7968 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7972 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7973 Handle negative shift counts.
7974 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7975 force_reg on the shift constant.
7976 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7977 (lshrsi3_d): Handle negative shift counts.
7979 2016-02-22 Richard Biener <rguenther@suse.de>
7980 Tom de Vries <tom@codesourcery.com>
7982 * graph.c: Include dumpfile.h.
7983 (print_graph_cfg): Split into three overloads.
7984 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7986 2016-02-22 Tom de Vries <tom@codesourcery.com>
7988 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7991 2016-02-22 Richard Biener <rguenther@suse.de>
7994 * ipa-inline-transform.c (inline_call): When not updating
7995 overall summaries adjust self size by the growth estimate.
7996 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7997 hash-set, do not update overall summaries here. Renamed from ...
7998 (inline_to_all_callers): ... this which is now wrapping the
7999 above and performing delayed overall summary update.
8000 (early_inline_small_functions): Delay updating of the overall
8003 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
8005 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
8008 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8011 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
8012 :%* in %:gt() argument.
8013 (greater_than_spec_func): Adjust for expecting only numbers,
8014 if there are more than two numbers, compare the last two.
8016 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
8018 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
8019 -Wnarrowing with -std.
8021 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8024 * expr.c (store_field): Don't use bit-field path if exp is
8025 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
8026 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
8027 and the assignment can be performed by bitwise copy. Formatting
8031 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
8032 call copy_reg_eh_region_note_forward on before and/or after sequences
8033 and remove note from insn if it no longer can throw.
8036 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
8039 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8041 * config/s390/vector.md: Add missing commutative operand markers
8042 to the patterns which qualify for one.
8043 * config/s390/vx-builtins.md: Likewise.
8045 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8047 * config/s390/vector.md (VI, VI_QHS): Add single element vector
8048 types to mode iterators.
8049 (vec_double): ... and mode attribute.
8050 * config/s390/vx-builtins.md (non_vec_int): Likewise.
8052 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8054 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
8055 Change the predicate of op2 from nonimmediate to general and let
8056 reload fix it if necessary.
8058 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8060 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
8062 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8064 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
8067 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8069 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
8070 * config/s390/s390.c (s390_expand_vec_movstr): New function.
8071 * config/s390/s390.md ("movstr<P:mode>"): Call
8072 s390_expand_vec_movstr.
8074 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8076 * config/s390/s390.md: Add missing output modifier for operand 1
8077 to print it as address properly.
8079 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8081 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
8082 * config/s390/2964.md: New file.
8083 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
8084 of insn grouping attributes depending on the CPU level.
8085 (s390_get_unit_mask): New function.
8086 (s390_sched_score): Remove the OOO from the scheduling macros.
8087 Add loop to calculate a score for the instruction mix.
8088 (s390_sched_reorder): Likewise plus improve debug output.
8089 (s390_sched_variable_issue): Rename macros as above. Calculate
8090 the unit distances after actually scheduling an insn. Improve
8092 (s390_sched_init): Clear last_scheduled_unit_distance array.
8093 * config/s390/s390.md: Include 2964.md.
8095 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8098 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
8099 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
8100 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
8101 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
8102 *avx512f_<code>v8div16qi2_mask_1): New insns.
8104 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8107 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
8110 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
8111 earlyclobber from target. Use wF constraint for fused memory
8113 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
8115 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8116 Martin Liska <mliska@suse.cz>
8119 * cfgexpand.c (asan_sanitize_stack_p): New function.
8120 (partition_stack_vars): Use the function.
8121 (expand_stack_vars): Likewise.
8122 (defer_stack_allocation): Likewise.
8123 (expand_used_vars): Likewise.
8125 2016-02-18 Richard Biener <rguenther@suse.de>
8128 * fold-const.c (operand_equal_p): Properly compare offsets for
8129 IMAGPART_EXPR and ARRAY_REF.
8131 2016-02-18 Nick Clifton <nickc@redhat.com>
8135 * config/arm/arm.c (arm_option_override_internal): Disable
8136 interworking if the target does not support thumb instructions.
8137 (arm_reload_in_hi): Handle the case where a register to register
8138 move needs reloading because there is no simple pattern to handle
8140 (arm_reload_out_hi): Likewise.
8142 2016-02-18 Richard Biener <rguenther@suse.de>
8145 * match.pd: Don't use fold_binary or fold_unary for folding
8148 2016-02-17 Jakub Jelinek <jakub@redhat.com>
8151 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
8152 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
8153 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
8154 warn on gimple_no_warning_p statements.
8156 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
8158 * doc/extend.texi (C++ Attributes): Correct description of
8159 warn_unused type attribute.
8161 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8163 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
8164 correct instruction.
8166 2016-02-17 Richard Biener <rguenther@suse.de>
8168 PR rtl-optimization/69609
8169 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
8170 (find_traces_1_round): When ending a trace update cached priority
8172 (bb_to_key): Use cached priority when available.
8173 (copy_bb): Initialize cached priority.
8174 (reorder_basic_blocks_software_trace_cache): Likewise.
8176 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8179 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
8181 (aarch64_comparison_operator): Break overly long line into two.
8182 (aarch64_comparison_operation): Likewise.
8183 * config/aarch64/aarch64.md (cstorecc4): Use
8184 aarch64_comparison_operator_mode instead of
8185 aarch64_comparison_operator.
8186 (cstore<mode>4): Likewise.
8187 (aarch64_cstore<mode>): Likewise.
8188 (*cstoresi_insn_uxtw): Likewise.
8189 (cstore<mode>_neg): Likewise.
8190 (*cstoresi_neg_uxtw): Likewise.
8192 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8195 * config/arm/predicates.md (arm_comparison_operator_mode):
8197 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
8198 instead of arm_comparison_operator.
8199 (*mov_negscc): Likewise.
8200 (*mov_notscc): Likewise.
8201 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
8202 (*thumb2_mov_negscc): Likewise.
8203 (*thumb2_mov_negscc_strict_it): Likewise.
8204 (*thumb2_mov_notscc): Likewise.
8205 (*thumb2_mov_notscc_strict_it): Likewise.
8207 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
8209 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
8212 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
8214 * config/visium/visium.c (machine_libfunc_index): New enum.
8215 (machine_libfuncs): New structure.
8216 (visium_libfuncs): New static variable.
8217 (TARGET_INIT_LIBFUNCS): Define to...
8218 (visium_init_libfuncs): ...this. New function.
8219 (expand_block_move_4): Use the appropriate libfunc.
8220 (expand_block_move_2): Likewise.
8221 (expand_block_move_1): Likewise.
8222 (expand_block_set_4): Likewise.
8223 (expand_block_set_2): Likewise.
8224 (expand_block_set_1): Likewise.
8225 (visium_trampoline_init): Likewise.
8227 2016-02-17 Nick Clifton <nickc@redhat.com>
8229 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
8230 TI's devices.csv file as of March 2016.
8232 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
8235 * opts-global.c (handle_common_deferred_options): Introduce and
8236 initialize two global variables to remember command-line options
8237 specifying a stack-limiting register.
8238 * opts.h: Add extern declarations of the two new global variables.
8239 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
8240 variable based on the values of the two new global variables.
8242 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8245 * common.opt (Wnonnull-compare): New warning.
8246 * doc/invoke.texi (-Wnonnull): Remove text about comparison
8247 of arguments against NULL.
8248 (-Wnonnull-compare): Document.
8249 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
8250 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
8251 * passes.def (pass_warn_nonnull_compare): Add.
8252 * gimple-ssa-nonnull-compare.c: New file.
8254 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8256 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
8257 AARCH64_EXTRA_TUNE_RECIP_SQRT.
8259 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8261 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
8262 reciprocal sqrt for -mlow-precision-recip-sqrt.
8264 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8265 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8267 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
8268 always use lane loads to construct non-constant vectors.
8270 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8272 * config/aarch64/aarch64.md
8273 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
8274 constraints for operand 3.
8275 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
8277 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8278 Richard Biener <rguenther@suse.de>
8280 PR tree-optimization/69820
8281 * tree-vect-patterns.c (type_conversion_p): Return false if
8282 *orig_type is unsigned single precision or boolean.
8283 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
8286 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8288 PR rtl-optimization/69764
8289 PR rtl-optimization/69771
8290 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
8291 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
8293 2016-02-16 Richard Biener <rguenther@suse.de>
8295 PR tree-optimization/69776
8296 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
8298 (indirect_refs_may_alias_p): Likewise.
8299 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
8300 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
8301 according to tbaa_p.
8302 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
8303 (optimize_stmt): For redundant store discovery do not allow tbaa.
8305 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
8307 PR tree-optimization/69714
8308 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
8309 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
8311 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
8313 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
8314 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
8315 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
8316 * config/arc/arc.c (arc_init): Check FPU options.
8317 (get_arc_condition_code): Handle new CC_FPU* modes.
8318 (arc_select_cc_mode): Likewise.
8319 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
8320 register pair only. Allow access for ARCv2 accumulator.
8321 (gen_compare_reg): Whenever we have FPU support use FPU compare
8323 (arc_reorg): Don't generate brcc insns when FPU compare
8324 instructions are involved.
8325 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
8326 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
8327 floating point emulation.
8328 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
8329 (REVERSE_CONDITION): Add new CC_FPU* modes.
8330 (TARGET_FP_SP_BASE): Define.
8331 (TARGET_FP_DP_BASE): Likewise.
8332 (TARGET_FP_SP_FUSED): Likewise.
8333 (TARGET_FP_DP_FUSED): Likewise.
8334 (TARGET_FP_SP_CONV): Likewise.
8335 (TARGET_FP_DP_CONV): Likewise.
8336 (TARGET_FP_SP_SQRT): Likewise.
8337 (TARGET_FP_DP_SQRT): Likewise.
8338 (TARGET_FP_DP_AX): Likewise.
8339 * config/arc/arc.md (ARCV2_ACC): New constant.
8340 (type): New fpu type attribute.
8341 (SDF): Conditional iterator.
8342 (cstore<mode>, cbranch<mode>): Change expand condition.
8343 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
8344 handles FPU/FPX cases as well.
8345 * config/arc/arc.opt (mfpu): New option.
8346 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
8348 (adddf3, muldf3, subdf3): Removed.
8349 * config/arc/predicates.md (proper_comparison_operator): Recognize
8351 * config/arc/fpu.md: New file.
8352 * doc/invoke.texi (ARC Options): Document mfpu option.
8354 2016-02-16 Richard Biener <rguenther@suse.de>
8356 PR rtl-optimization/69291
8357 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
8358 noce_operand_ok check.
8360 2016-02-16 Tom de Vries <tom@codesourcery.com>
8363 * omp-low.c (simd_clone_create): Remove call to
8364 symtab->call_cgraph_insertion_hooks.
8366 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8368 PR tree-optimization/69802
8369 * tree-ssa-reassoc.c (update_range_test): If op is
8370 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
8371 op == 1 test of precision 1 integral op, otherwise handle
8372 that case as op itself. Fix up formatting.
8373 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
8376 2016-02-16 Richard Biener <rguenther@suse.de>
8378 PR tree-optimization/69586
8379 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
8380 types for conversion sources.
8382 2016-02-16 Richard Biener <rguenther@suse.de>
8385 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
8386 mask OEP_ADDRESS_OF.
8388 2016-02-16 Alan Modra <amodra@gmail.com>
8391 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
8392 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
8393 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
8395 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
8396 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
8397 (p8_fmrgow_<mode>): Likewise.
8398 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
8400 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
8401 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
8402 to use movdi_internal64. Remove op0_di.
8403 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
8405 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
8407 Add support for the FCCMP insn types
8409 * config/aarch64/aarch64.md (fccmp): Change insn type.
8411 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
8412 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
8413 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
8414 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
8415 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
8416 * config/arm/types.md (fccmps): Add new insn type.
8419 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
8421 * alias.c (get_alias_set): Fix a typo in comment.
8423 2016-02-15 Richard Biener <rguenther@suse.de>
8425 PR tree-optimization/69595
8426 * match.pd: Complete range test simplification to true.
8428 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
8430 PR rtl-optimization/69648
8431 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
8432 pic_offset_table_rtx.
8434 PR rtl-optimization/69752
8435 * ira.c (update_equiv_regs): When looking for more than a single SET,
8436 also take other side effects into account.
8438 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8440 * config/s390/s390.c (s390_function_profiler): Add a new sequence
8441 for z900+ CPUs in 31-bit mode.
8443 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8445 * common/config/s390/s390-common.c (s390_supports_split_stack):
8447 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
8448 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
8449 * config/s390/s390.c (struct machine_function): New field
8450 split_stack_varargs_pointer.
8451 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
8452 in s390_emit_prologue.
8453 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
8455 (morestack_ref): New global.
8456 (SPLIT_STACK_AVAILABLE): New macro.
8457 (s390_expand_split_stack_prologue): New function.
8458 (s390_live_on_entry): New function.
8459 (s390_va_start): Use split-stack vararg pointer if appropriate.
8460 (s390_asm_file_end): Emit the split-stack note sections.
8461 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
8462 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
8463 (UNSPECV_SPLIT_STACK_CALL): New unspec.
8464 (UNSPECV_SPLIT_STACK_DATA): New unspec.
8465 (split_stack_prologue): New expand.
8466 (split_stack_space_check): New expand.
8467 (split_stack_data): New insn.
8468 (split_stack_call): New expand.
8469 (split_stack_call_*): New insn.
8470 (split_stack_cond_call): New expand.
8471 (split_stack_cond_call_*): New insn.
8473 2016-02-15 Richard Biener <rguenther@suse.de>
8475 PR tree-optimization/69783
8476 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8477 Add trivially correct cases.
8479 2016-02-15 Tom de Vries <tom@codesourcery.com>
8482 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
8484 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
8486 2016-02-15 Richard Biener <rguenther@suse.de>
8488 PR tree-optimization/69776
8489 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8490 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
8491 indicate whether we can use TBAA to disambiguate against stores.
8492 Use alias-set zero if not.
8493 (visit_reference_op_store): Do not use TBAA when looking up
8495 * tree-ssa-pre.c (compute_avail): Use TBAA here.
8496 (eliminate_dom_walker::before_dom_children): But not when looking
8497 up redundant stores.
8499 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
8501 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
8503 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8505 * config/i386/znver1.md
8506 (znver1_pop, znver1_pop_mem,
8507 znver1_load_imov_double_store,
8508 znver1_load_imov_direct_store,
8509 znver1_load_imov_direct_load,
8510 znver1_load_imov_double_load): Add new.
8511 (znver1_insn, znver1_insn_load): Add icmov type.
8513 znver1_sseavx_fma_load,
8515 znver1_avx256_fma_load): Fix pipe usage.
8517 2016-02-14 Alan Modra <amodra@gmail.com>
8520 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
8521 with an invalid hard reg, reload just the reg not the entire
8522 pre/post-inc/dec address expression.
8524 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
8527 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
8528 fixed R1_REG scratch reg.
8529 (sibcall_value_pcrel_fdpic): Likewise.
8531 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
8535 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
8537 2016-02-12 Walter Lee <walt@tilera.com>
8539 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
8540 * config/tilegx/t-tilegx: Likewise.
8542 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8545 * diagnostic-show-locus.c (struct line_span): New struct.
8546 (layout::get_first_line): Delete.
8547 (layout::get_last_line): Delete.
8548 (layout::get_num_line_spans): New member function.
8549 (layout::get_line_span): Likewise.
8550 (layout::print_heading_for_line_span_index_p): Likewise.
8551 (layout::get_expanded_location): Likewise.
8552 (layout::calculate_line_spans): Likewise.
8553 (layout::m_first_line): Delete.
8554 (layout::m_last_line): Delete.
8555 (layout::m_line_spans): New field.
8556 (layout::layout): Update comment. Replace m_first_line and
8557 m_last_line with m_line_spans, replacing their initialization
8558 with a call to calculate_line_spans.
8559 (diagnostic_show_locus): When printing source lines and
8560 annotations, rather than looping over a single span
8561 of lines, instead loop over each line_span within
8562 the layout, with an inner loop over the lines within them.
8563 Call the context's start_span callback when changing line spans.
8564 * diagnostic.c (diagnostic_initialize): Initialize start_span.
8565 (diagnostic_build_prefix): Break out the building of the location
8566 part of the string into...
8567 (diagnostic_get_location_text): ...this new function, rewriting
8568 it from nested ternary expressions to a sequence of "if"
8570 (default_diagnostic_start_span_fn): New function.
8571 * diagnostic.h (diagnostic_start_span_fn): New typedef.
8572 (diagnostic_context::start_span): New field.
8573 (default_diagnostic_start_span_fn): New prototype.
8575 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8578 * gcc.c (driver::finalize): Fix cleanup of "specs".
8580 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8584 * gcc.c (driver::driver): Initialize m_option_suggestions.
8585 (driver::~driver): Clean up m_option_suggestions.
8586 (suggest_option): Convert to...
8587 (driver::suggest_option): ...this, and split out into
8588 driver::build_option_suggestions and find_closest_string.
8589 (driver::build_option_suggestions): New function, from
8590 first half of suggest_option. Special-case
8591 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
8592 the sanitizer_opts array. For options of enum types, add the
8593 various enum values to the candidate strings.
8594 (driver::handle_unrecognized_options): Remove "const".
8595 * gcc.h (driver::handle_unrecognized_options): Likewise.
8596 (driver::build_option_suggestions): New decl.
8597 (driver::suggest_option): New decl.
8598 (driver::m_option_suggestions): New field.
8599 * opts-common.c (add_misspelling_candidates): New function.
8600 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
8601 and make non-static.
8602 * opts.h (sanitizer_opts): New array decl.
8603 (add_misspelling_candidates): New function decl.
8604 * spellcheck.c (find_closest_string): New function.
8605 * spellcheck.h (find_closest_string): New function decl.
8607 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8609 PR rtl-optimization/69764
8610 PR rtl-optimization/69771
8611 * optabs.c (expand_binop_directly): For shift_optab_p, force
8612 convert_modes with VOIDmode if xop1 has VOIDmode.
8614 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
8617 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
8618 to correctly determine instrumentation thunks.
8620 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8623 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
8624 type by reference, force lhs on the call.
8627 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
8628 Compute retval and retbnd early in all cases if split_part_return_p
8629 and return_bb is not EXIT. Remove all clobber stmts and reset
8630 all debug stmts that refer to SSA_NAMEs defined in split part,
8631 except if it is retval, in that case replace the old retval with the
8632 lhs of the call to the split part.
8634 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8637 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8640 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8641 whose result is used in PHI.
8642 (maybe_optimize_range_tests): Likewise.
8643 (final_range_test_p): Likweise.
8645 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8648 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8649 whose result is used in PHI.
8650 (maybe_optimize_range_tests): Likewise.
8651 (final_range_test_p): Likweise.
8653 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8655 * cgraph.c: Spelling fixes - behaviour -> behavior and
8656 neighbour -> neighbor.
8657 * target.def: Likewise.
8658 * sel-sched.c: Likewise.
8659 * config/mips/mips.c: Likewise.
8660 * config/arc/arc.md: Likewise.
8661 * config/arm/cortex-a57.md: Likewise.
8662 * config/arm/arm.c: Likewise.
8663 * config/arm/neon.md: Likewise.
8664 * config/arm/arm-c.c: Likewise.
8665 * config/vms/vms-c.c: Likewise.
8666 * config/s390/s390.c: Likewise.
8667 * config/i386/znver1.md: Likewise.
8668 * config/i386/i386.c: Likewise.
8669 * config/ia64/hpux-unix2003.h: Likewise.
8670 * config/msp430/msp430.md: Likewise.
8671 * config/rx/rx.c: Likewise.
8672 * config/rx/rx.md: Likewise.
8673 * config/aarch64/aarch64-simd.md: Likewise.
8674 * config/aarch64/aarch64.c: Likewise.
8675 * config/nvptx/nvptx.c: Likewise.
8676 * config/bfin/bfin.c: Likewise.
8677 * config/cris/cris.opt: Likewise.
8678 * config/rs6000/rs6000.c: Likewise.
8679 * target.h: Likewise.
8680 * spellcheck.c: Likewise.
8681 * ira-build.c: Likewise.
8682 * tree-inline.c: Likewise.
8683 * builtins.c: Likewise.
8684 * lra-constraints.c: Likewise.
8685 * explow.c: Likewise.
8686 * hwint.h: Likewise.
8687 * targhooks.c: Likewise.
8688 * tree-vect-data-refs.c: Likewise.
8690 * doc/tm.texi: Likewise.
8691 * doc/extend.texi: Likewise.
8692 * doc/install.texi: Likewise.
8693 * doc/md.texi: Likewise.
8694 * tree-ssa-tail-merge.c: Likewise.
8695 * sched-int.h: Likewise.
8696 * match.pd: Likewise.
8697 * sched-ebb.c: Likewise.
8698 * target.def (omit_struct_return_reg): Likewise.
8699 * gimple-ssa-isolate-paths.c: Likewise.
8700 (find_implicit_erroneous_behaviour): Renamed to...
8701 (find_implicit_erroneous_behavior): ... this.
8702 (find_explicit_erroneous_behaviour): Renamed to...
8703 (find_explicit_erroneous_behavior): ... this.
8704 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
8706 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
8708 PR rtl-optimization/64682
8709 PR rtl-optimization/69567
8710 PR rtl-optimization/69737
8711 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
8712 in I2 as well, just lose it.
8714 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8716 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
8718 (aarch64_last_printed_tune_string): Likewise.
8719 (aarch64_declare_function_name): Only output .arch assembler
8720 directive if it will be different from the previously output
8721 directive. Same for .tune comment but only if -dA is set.
8722 (aarch64_start_file): New function.
8723 (TARGET_ASM_FILE_START): Define.
8725 2016-02-11 David Malcolm <dmalcolm@redhat.com>
8728 * Makefile.in (PLUGIN_HEADERS): Add params.list.
8730 2016-02-11 Jakub Jelinek <jakub@redhat.com>
8733 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
8734 -Wmaybe-uninitialized warning.
8736 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
8739 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
8741 2016-02-11 Richard Biener <rguenther@suse.de>
8743 PR rtl-optimization/69291
8744 * ifcvt.c (noce_try_store_flag_constants): Do not allow
8745 subexpressions affected by changing the result.
8747 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
8750 * lra-constraints.c (curr_insn_transform): Find in/out operands
8751 for secondary memory moves. Update dups.
8753 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8755 PR tree-optimization/69652
8756 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
8757 to nested loop, did source re-formatting, skip debug statements,
8758 add check on statement with volatile operand, remove dead scalar
8761 2016-02-10 Jakub Jelinek <jakub@redhat.com>
8762 Patrick Palka <ppalka@gcc.gnu.org>
8766 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
8767 calls if the return type is TREE_ADDRESSABLE.
8768 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
8769 * ipa-split.c (split_function): Fix doubled "we" in comment.
8770 Use void return type for the split part even if
8771 !split_point->split_part_set_retval.
8773 2016-02-10 Bin Cheng <bin.cheng@arm.com>
8775 PR tree-optimization/68021
8776 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
8777 when computing the value of biv cand by itself.
8779 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8781 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
8782 (cortexa57_tunings): Likewise.
8783 (cortexa72_tunings): Likewise.
8784 (arch_macro_fusion_pair_p): Add support for AES fusion.
8785 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
8786 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
8787 Allow virtual registers before reload so early scheduling works.
8788 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
8789 correct latency and pipeline.
8790 (cortex_a57_crypto_complex): Likewise.
8791 (cortex_a57_crypto_xor): Likewise.
8792 (define_bypass): Add AES bypass.
8794 2016-02-10 Richard Biener <rguenther@suse.de>
8796 PR tree-optimization/69726
8797 * passes.def: Add DCE pass before late uninit.
8798 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
8799 really fixup if-conversions job.
8801 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8803 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
8804 (arm_cortex_a57_tune): Likewise.
8805 (aarch_macro_fusion_pair_p): Add support for AES fusion.
8806 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
8808 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
8810 * timevar.def (TV_PHASE_DBGINFO): Delete.
8811 (TV_PHASE_CHECK_DBGINFO): Likewise.
8812 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8814 2016-02-10 Richard Biener <rguenther@suse.de>
8816 PR tree-optimization/69719
8817 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8818 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8820 2016-02-09 Andrew Pinski <apinski@cavium.com>
8823 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8824 get_vcond_mask_icode returns false.
8826 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8829 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8830 an ADDIS that adds a pointer to a large constant that sets the
8831 upper16 bits with a load operation.
8833 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8836 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8838 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8840 (vzipq_s16): Likewise.
8841 (vzipq_s32): Likewise.
8842 (vzipq_f32): Likewise.
8843 (vzipq_u8): Likewise.
8844 (vzipq_u16): Likewise.
8845 (vzipq_u32): Likewise.
8846 (vzipq_p8): Likewise.
8847 (vzipq_p16): Likewise.
8849 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8852 * config/arm/arm.c (neon_endian_lane_map): New function.
8853 (neon_vector_pair_endian_lane_map): New function.
8854 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8855 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8857 (vuzpq_s16): Likewise.
8858 (vuzpq_s32): Likewise.
8859 (vuzpq_f32): Likewise.
8860 (vuzpq_u8): Likewise.
8861 (vuzpq_u16): Likewise.
8862 (vuzpq_u32): Likewise.
8863 (vuzpq_p8): Likewise.
8864 (vuzpq_p16): Likewise.
8866 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8869 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8872 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8874 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8875 truncate const_int operand 1 to QImode.
8877 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8879 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8880 corresponding to an abnormal edge.
8882 2016-02-09 Tom de Vries <tom@codesourcery.com>
8884 PR tree-optimization/69599
8885 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8887 (find_func_aliases_for_builtin_call, find_func_clobbers)
8888 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8891 2016-02-09 Richard Biener <rguenther@suse.de>
8893 PR tree-optimization/69715
8894 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8895 LHS on calls as non-rewritable.
8897 2016-02-09 Tom de Vries <tom@codesourcery.com>
8900 * lto-wrapper.c (append_diag_options): New function.
8901 (compile_offload_image): Call append_diag_options.
8903 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8906 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8907 Minor copy-edit to fix verb tenses.
8909 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8911 PR tree-optimization/69209
8912 * ipa-split.c (split_function): If split part is not
8913 returning retval, retval has gimple type but is not
8914 gimple value, force it into a SSA_NAME first.
8916 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8918 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8921 2016-02-08 Jason Merrill <jason@redhat.com>
8924 * convert.c (convert_to_integer_1): Check dofold on truncation
8926 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8927 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8928 Rename from *_nofold.
8929 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8930 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8932 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8935 * tree.c (build_common_tree_nodes): Remove short_double argument.
8936 All callers changed.
8937 * tree.h (build_common_tree_nodes): Adjust declaration.
8938 * doc/invoke.texi (-fshort-double): Remove documentation.
8939 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8940 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8941 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8942 (append_linker_options): Don't handle OPT_fshort_double.
8944 PR rtl-optimization/68730
8945 * lra-remat.c (insn_to_cand_activation): New static variable.
8946 (lra_remat): Allocate and free it.
8947 (create_cand): New arg activation. Initialize a field in
8948 insn_to_cand_activation if it is nonnull.
8949 (create_cands): Pass the activation insn to create_cand when making
8950 a candidate involving an output reload. Reorganize code a little.
8951 (do_remat): Keep track of active status of candidates in a separate
8954 2016-02-08 Richard Biener <rguenther@suse.de>
8956 PR tree-optimization/69719
8957 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8958 Properly use absolute of the difference of the two offsets to
8959 compare or adjust the segment length.
8961 2016-02-08 Richard Biener <rguenther@suse.de>
8962 Jeff Law <law@redhat.com>
8965 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8966 types for anonymous SSA names.
8968 2016-02-08 Richard Biener <rguenther@suse.de>
8970 PR rtl-optimization/69274
8971 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8973 2016-02-08 Jeff Law <law@redhat.com>
8975 PR tree-optimization/65917
8976 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8977 equivalences from if (x == y) style conditionals.
8978 (loop_depth_of_name): Remove.
8979 (record_equality): Remove loop depth check.
8980 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8981 (const_and_copies::record_const_or_copy_raw): New member function.
8982 * tree-ssa-scopedtables.c
8983 (const_and_copies::record_const_or_copy_raw): New, factored out of
8984 (const_and_copies::record_const_or_copy): Call new member function.
8986 2016-02-05 Jeff Law <law@redhat.com>
8988 PR tree-optimization/68541
8989 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8990 (count_stmts_in_block): New function.
8991 (poor_ifcvt_candidate_code): Likewise.
8992 (is_feasible_trace): Add some heuristics to determine when path
8993 splitting is profitable.
8994 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8995 is a diamond with a single exit.
8997 2016-02-05 Martin Sebor <msebor@redhat.com>
9000 * doc/invoke.texi: Update -Wplacement-new to take an optional
9003 2016-02-06 Richard Henderson <rth@redhat.com>
9006 * tree.c (tree_nop_conversion_p): Do not strip casts into or
9007 out of non-standard address spaces.
9009 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9011 PR rtl-optimization/69691
9012 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
9014 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
9016 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
9017 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
9018 (*ieee128_mfvsrd_64bit): Likewise.
9019 (*ieee128_mfvsrd_32bit): Likewise.
9021 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
9025 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9027 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
9028 instrumented_version.
9030 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
9032 * doc/invoke.texi (Optimize Options): In table of --param options
9033 rename second occurrence of tracer-min-branch-ratio to
9034 tracer-min-branch-probability, rename
9035 tracer-min-branch-ratio-feedback to
9036 tracer-min-branch-probability-feedback and clarify description,
9037 rename sched-spec-state-edge-prob-cutoff to
9038 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
9039 to selsched-insns-to-rename, rename lto-minpartition to
9040 lto-min-partition, delete reorder-blocks-duplicate and
9041 reorder-blocks-duplicate-feedback.
9043 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9045 * config/s390/s390.c (s390_register_info_set_ranges): Remove
9048 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
9050 * doc/extend.texi: S/390: Correct some typos.
9052 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9054 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
9056 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9059 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
9060 (s390_register_info_gprtofpr): Use new macros above.
9061 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
9063 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
9064 its name. Adjust restore and save gpr ranges.
9065 (s390_register_info_set_ranges): New function.
9066 (s390_register_info): Use new macros above. Call
9067 s390_register_info_set_ranges.
9068 (s390_optimize_register_info): Likewise.
9069 (s390_hard_regno_rename_ok): Use new macros.
9070 (s390_hard_regno_scratch_ok): Likewise.
9071 (s390_emit_epilogue): Likewise.
9072 (s390_can_use_return_insn): Likewise.
9073 (s390_optimize_prologue): Likewise.
9074 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
9076 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9079 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
9081 (ix86_option_override_internal): Disable TARGET_STV even for
9082 -m{incoming,preferred}-stack-boundary=3.
9084 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9086 * config.gcc: Mark deprecated rtems targets as obsolete.
9088 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
9090 PR rtl-optimization/64682
9091 PR rtl-optimization/69567
9092 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
9093 before I2 only if the register is both used and set in I2.
9095 2016-02-04 DJ Delorie <dj@redhat.com>
9097 * config/msp430/msp430.c (msp430_start_function): Add function type.
9099 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9102 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
9104 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
9106 PR rtl-optimization/69577
9108 2015-10-29 Richard Henderson <rth@redhat.com>
9112 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
9113 sse check to the exact conditions of PR 67609.
9115 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9118 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
9119 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
9120 not allowed into the traditional Altivec registers.
9121 (movtd_64bit_nodm): Likewise.
9122 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
9124 2016-02-04 David Malcolm <dmalcolm@redhat.com>
9126 * config/aarch64/cortex-a57-fma-steering.c
9127 (aarch64_register_fma_steering): Remove "static" from arguments
9130 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
9133 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
9136 2016-02-04 Mike Frysinger <vapier@gentoo.org>
9138 * doc/invoke.texi: Delete -mno-fma4.
9140 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
9142 PR rtl-optimization/69577
9143 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
9144 (find_subregs_of_mode): Update accordingly. Iterate over partial
9147 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
9149 * config/arm/arm-protos.h (neon_reinterpret): Remove.
9150 * config/arm/arm.c (neon_reinterpret): Remove.
9151 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
9152 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
9153 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
9154 vreinterpretti): Remove.
9155 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
9156 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
9157 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
9158 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
9159 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
9160 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
9161 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
9162 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
9163 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
9164 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
9165 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
9166 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
9167 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
9168 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
9169 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
9170 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
9171 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
9172 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
9173 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
9174 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
9175 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
9176 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
9177 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
9178 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
9179 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
9180 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
9181 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
9182 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
9183 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
9184 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
9185 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
9186 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
9187 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
9188 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
9189 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
9190 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
9191 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
9192 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
9193 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
9194 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
9195 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
9196 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
9197 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
9198 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
9199 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
9200 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
9201 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
9202 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
9203 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
9204 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
9205 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
9206 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
9207 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
9208 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
9209 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
9210 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
9211 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
9212 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
9213 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
9214 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
9215 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
9216 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
9217 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
9218 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
9219 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
9220 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
9221 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
9222 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
9223 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
9224 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
9225 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
9226 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
9227 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
9228 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
9229 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
9230 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
9231 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
9232 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
9233 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
9234 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
9235 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
9236 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
9237 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
9238 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
9239 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
9240 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
9241 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
9242 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
9243 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
9244 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
9245 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
9246 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
9247 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
9248 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
9249 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
9250 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
9251 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
9252 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
9253 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
9254 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
9255 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
9256 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
9257 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
9259 2016-02-04 Martin Liska <mliska@suse.cz>
9262 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
9263 that are gimple_store_p.
9264 (maybe_instrument_call): Likewise.
9266 2016-02-04 Bin Cheng <bin.cheng@arm.com>
9268 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
9269 register scaling out of memory reference and comment why.
9271 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9275 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
9276 folding the source of a SET.
9278 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9282 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
9283 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
9285 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
9289 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
9292 2016-02-04 Christian Bruel <christian.bruel@st.com>
9294 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
9295 * config/arm/arm.c (arm_set_current_function): Likewise.
9297 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9298 Ilya Enkovich <enkovich.gnu@gmail.com>
9299 H.J. Lu <hongjiu.lu@intel.com>
9302 * config/i386/i386.c (convert_scalars_to_vector): Remove
9303 stack alignment fixes.
9304 (ix86_option_override_internal): Disable TARGET_STV if stack
9305 might not be aligned enough.
9306 (ix86_minimum_alignment): Assert that TARGET_STV is false.
9308 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
9310 * gcc/config/i386/x86-tune.def: Disable default prefetching
9313 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9314 Vladimir Makarov <vmakarov@redhat.com>
9317 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
9318 in validating fused toc addresses.
9320 2016-02-03 Jakub Jelinek <jakub@redhat.com>
9323 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
9324 range->m_caret fields if range->m_show_caret_p is false.
9327 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9328 Force oldval into register if it does not satisfy reg_or_short_operand
9329 predicate. Fix up formatting.
9331 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
9332 Alexandre Oliva <aoliva@redhat.com>
9335 * lra-constraints.c (simplify_operand_subreg): Check additionally
9336 address validity after potential reloading.
9337 (process_address_1): Check insns validity. In case of failure do
9340 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
9343 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
9346 2016-02-02 Jakub Jelinek <jakub@redhat.com>
9348 * wide-int.cc (canonize_uhwi): New function.
9349 (wi::divmod_internal): Use it.
9351 2016-02-02 James Norris <jnorris@codesourcery.com
9353 * gimplify.c (omp_notice_variable): Add usage check.
9355 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
9357 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
9358 like LE, GE, LT, GT when emitting relational operator.
9360 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9362 * ira-costs.c (find_costs_and_classes): Add extra argument.
9363 * target.def (ira_change_pseudo_allocno_class): Add parameter.
9364 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
9365 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
9366 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
9367 Add best_class parameter, and return it if not ALL_REGS.
9368 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
9370 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
9373 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9375 * config/aarch64/aarch64.c
9376 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
9377 (aarch64_ira_change_pseudo_allocno_class): New function.
9379 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
9382 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
9384 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9386 * config/avr/avr.c (avr_option_override): Set
9387 PARAM_ALLOW_STORE_DATA_RACES to 1.
9389 2016-02-02 Richard Biener <rguenther@suse.de>
9391 PR tree-optimization/69595
9392 * match.pd: Add range test simplifications to true/false.
9394 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
9396 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
9397 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
9400 2016-02-02 Richard Biener <rguenther@suse.de>
9402 PR tree-optimization/69606
9403 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
9404 info on the result before moving a stmt.
9406 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
9409 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
9410 branch with vector comparison.
9411 * config/i386/sse.md (VI48_AVX): New mode iterator.
9412 (define_expand "cbranch<mode>4): Add support for conditional branch
9413 with vector comparison.
9414 * tree-vect-loop.c (optimize_mask_stores): New function.
9415 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
9416 has_mask_store field of vect_info.
9417 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
9418 vectorized loops having masked stores after vec_info destroy.
9419 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
9420 correspondent macros.
9421 (optimize_mask_stores): Add prototype.
9423 2016-02-02 Alan Modra <amodra@gmail.com>
9426 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
9429 2016-02-02 Alan Modra <amodra@gmail.com>
9432 * config/rs6000/rs6000.c (need_toc_init): New var, set it
9433 whenever toc_label_name used.
9434 (rs6000_file_start): Don't set up toc section here,
9435 (rs6000_output_function_epilogue): do so here instead,
9436 (rs6000_xcoff_file_start): and here.
9437 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
9438 (load_toc_aix_di): Likewise.
9440 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9442 PR rtl-optimization/69592
9443 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
9444 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
9445 (num_sign_bit_copies_binary_arith_p): New inline function.
9446 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
9448 2016-02-01 Jeff Law <law@redhat.com>
9450 PR tree-optimization/69580
9451 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
9452 * tree-ssa-threadbackward.c
9453 (fsm_find_control_statement_thread_paths): Do not try to walk
9454 through large PHI nodes.
9456 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9458 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
9459 when count is incremented above limit, don't analyze further
9462 * omp-low.c (oacc_parse_default_dims): Avoid
9463 -Wsign-compare warning, make sure value fits into int
9464 rather than just unsigned int.
9466 2016-02-01 Bin Cheng <bin.cheng@arm.com>
9468 PR tree-optimization/67921
9469 * fold-const.c (split_tree): New parameters. Convert pointer
9470 type variable part to proper type before negating.
9471 (fold_binary_loc): Pass new arguments to split_tree.
9473 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
9475 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
9476 (nvptx_goacc_validate_dims): Extend to handle global defaults.
9477 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
9478 * doc/tm.texti: Rebuilt.
9479 * doc/invoke.texi (fopenacc-dim): Document.
9480 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
9481 (append_compiler_options): Likewise.
9482 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
9483 (oacc_parse_default_dims): New.
9484 (oacc_validate_dims): Add USED arg. Select non-unity default when
9486 (oacc_loop_fixed_partitions): Return mask of used partitions.
9487 (oacc_loop_auto_partitions): Emit dump info.
9488 (oacc_loop_partition): Return mask of used partitions.
9489 (execute_oacc_device_lower): Parse default dimension arg. Adjust
9490 loop partitioning and validation calls.
9492 2016-02-01 Richard Biener <rguenther@suse.de>
9495 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
9497 2016-02-01 Richard Biener <rguenther@suse.de>
9499 PR tree-optimization/69574
9500 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
9501 of asserting return chrec_dont_know.
9503 2016-02-01 Martin Liska <mliska@suse.cz>
9505 * mem-stats-traits.h: Add copyright header.
9506 * mem-stats.h: Likewise.
9508 2016-02-01 Richard Biener <rguenther@suse.de>
9510 PR tree-optimization/69579
9511 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
9512 Do not propagate through abnormal PHI results.
9514 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
9516 * postreload.c (reload_cse_simplify): Remove dead code.
9518 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9520 PR rtl-optimization/69570
9521 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
9522 if there is more than one set, not if there is a single set.
9524 2016-02-01 Richard Henderson <rth@redhat.com>
9527 * combine.c (make_compound_operation): When looking through a
9528 subreg, make sure to re-extend to the width of the outer mode.
9530 2016-01-30 Jakub Jelinek <jakub@redhat.com>
9532 PR tree-optimization/69546
9533 * wide-int.cc (wi::divmod_internal): For unsigned division
9534 where both operands fit into uhwi, if o1 is 1 and o0 has
9535 msb set, if divident_prec is larger than bits per hwi,
9536 clear another quotient word and return 2 instead of 1.
9537 Similarly for remainder with msb in HWI set, if dividend_prec
9538 is larger than bits per hwi.
9540 2016-01-29 Martin Jambor <mjambor@suse.cz>
9542 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
9543 Use short lowercase names.
9544 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
9545 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
9546 acq_rel one. Protect warning agains segfaults if
9547 get_memory_order_name returns NULL.
9548 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
9549 with release semantics. Do not warn if get_memory_order already did.
9550 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
9551 semantics. Fix check for relaxed or acquire semantics. Do not warn
9552 if get_memory_order already did.
9554 2016-01-29 Sebastian Pop <s.pop@samsung.com>
9556 * doc/install.texi: Document that isl-0.16 is supported.
9558 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
9561 * config/i386/constraints.md (Bm): Describe as special memory
9563 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
9564 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9565 * genpreds.c (struct constraint_data): Add is_special_memory.
9566 (have_special_memory_constraints, special_memory_start): New
9568 (special_memory_end): Ditto.
9569 (add_constraint): Add new arg is_special_memory. Add code to
9570 process its true value. Update have_special_memory_constraints.
9571 (process_define_constraint): Pass the new arg.
9572 (process_define_register_constraint): Ditto.
9573 (choose_enum_order): Process special memory.
9574 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
9575 function insn_extra_special_memory_constraint.
9576 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9577 * gensupport.c (process_rtx): Process
9578 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9579 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
9580 * ira-lives.c (single_reg_class): Use
9581 insn_extra_special_memory_constraint.
9582 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
9583 * lra-constraints.c (process_alt_operands): Ditto.
9584 (curr_insn_transform): Use insn_extra_special_memory_constraint.
9585 * recog.c (asm_operand_ok, preprocess_constraints): Process
9587 * reload.c (find_reloads): Ditto.
9588 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
9589 * stmt.c (parse_input_constraint): Use
9590 insn_extra_special_memory_constraint.
9592 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9595 * lra-splill.c (lra_final_code_change): Revert r229087 by
9596 removing all sub-registers.
9598 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
9601 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
9603 2016-01-29 Jakub Jelinek <jakub@redhat.com>
9606 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
9607 SSE1, copy target into the temporary reg first before recursing
9610 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9612 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
9615 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9617 * ginclude/stdarg.h: Test __cplusplus instead of
9618 __GXX_EXPERIMENTAL_CXX0X__.
9620 2016-01-29 Richard Biener <rguenther@suse.de>
9622 PR tree-optimization/69547
9623 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
9624 Do not mark clobbers necessary.
9625 (mark_all_reaching_defs_necessary_1): Likewise.
9627 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9629 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
9630 declaration name with %qs and print it in both error messages.
9631 Also fix indentation.
9633 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9636 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
9637 trailing blank line from error message.
9639 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9642 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
9645 2016-01-29 Richard Biener <rguenther@suse.de>
9648 * match.pd: Allow all integral types when simplifying a
9649 widening or sign-changing conversion.
9651 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9653 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
9654 back to setting codegen_error to fail codegen.
9656 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
9659 * config/i386/constraints.md (C): Only accept constant zero operand.
9660 (BC): New constraint.
9661 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
9662 instead of C constraint.
9663 * doc/md.texi (Machine Constraints): Update description
9666 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
9669 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
9671 2016-01-28 Jakub Jelinek <jakub@redhat.com>
9674 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
9677 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
9679 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
9680 branches if using guessed profile.
9682 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
9684 * graphite-optimize-isl.c (optimize_isl): Fix dump.
9686 2016-01-28 Richard Henderson <rth@redhat.com>
9689 * config/aarch64/aarch64-modes.def (CC_Cmode): New
9690 * config/aarch64/aarch64-protos.h: Update.
9691 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
9692 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
9693 (aarch64_get_condition_code_1): Handle CC_Cmode.
9694 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
9695 (*add<mode>3_compareC_cconly_imm): New.
9696 (*add<mode>3_compareC_cconly): New.
9697 (*add<mode>3_compareC_imm): New.
9698 (add<mode>3_compareC): New.
9699 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
9700 to be first. Use aarch64_carry_operation.
9701 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
9702 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
9703 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
9704 (subti3): Use subdi3_compare1.
9705 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
9706 (sub<mode>3_compare1): New.
9707 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
9708 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
9709 (*subsi3_carryin_uxtw): Likewise.
9710 (*ngc<mode>, *ngcsi_uxtw): Likewise.
9711 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
9712 * config/aarch64/iterators.md (DWI): New.
9713 * config/aarch64/predicates.md (aarch64_carry_operation): New.
9714 (aarch64_borrow_operation): New.
9716 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9718 * graphite-optimize-isl.c (optimize_isl): Print a different debug
9719 message when isl does not return a valid schedule.
9721 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9723 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
9724 Remove comments from class declarations: they are already in the code
9727 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9729 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
9731 (ternary_op_to_tree): Same.
9732 (unary_op_to_tree): Same.
9733 (nary_op_to_tree): Same.
9734 (gcc_expression_from_isl_expr_op): Same.
9735 (gcc_expression_from_isl_expression): Same.
9736 (graphite_create_new_loop): Same.
9737 (graphite_create_new_loop_guard): Same.
9738 (build_iv_mapping): Same.
9739 (graphite_create_new_guard): Same.
9740 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
9741 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
9743 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9745 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
9746 instead of setting codegen_error to fail codegen.
9748 2016-01-28 Jason Merrill <jason@redhat.com>
9750 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
9752 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9754 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9755 Remove CONST_INT_P check in CCMP cost calculation.
9757 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9759 * config/aarch64/aarch64.c (generic_vector_cost):
9760 Set vec_permute_cost.
9761 (cortexa57_vector_cost): Likewise.
9762 (exynosm1_vector_cost): Likewise.
9763 (xgene1_vector_cost): Likewise.
9764 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
9765 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
9766 Add vec_permute_cost entry.
9768 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9770 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
9772 (add<mode>3_compare0): Likewise.
9773 (addsi3_compare0_uxtw): Likewise.
9774 (add<mode>3nr_compare0): Likewise.
9775 (compare_neg<mode>): Likewise.
9776 (<optab><mode>3): Likewise.
9778 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
9780 * tree-vect-stmts.c (vectorizable_comparison): Add
9781 NULL check for vectype.
9783 2016-01-28 Richard Biener <rguenther@suse.de>
9785 PR tree-optimization/69466
9786 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9787 Account for PHIs we couldn't duplicate.
9789 2016-01-28 Martin Liska <mliska@suse.cz>
9792 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
9793 instead of ENABLE_VALGRIND_CHECKING.
9795 2016-01-27 Richard Henderson <rth@redhat.com>
9798 * lra-remat.c (subreg_regs): New.
9799 (dump_candidates_and_remat_bb_data): Dump it.
9800 (operand_to_remat): Reject if operand in subreg_regs.
9801 (set_bb_regs): Collect subreg_regs.
9802 (lra_remat): Init and free subreg_regs. Compute
9803 calculate_local_reg_remat_bb_data before create_cands.
9805 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
9808 * config/i386/i386.c (ix86_update_stack_boundary): Don't
9809 change stack_alignment_needed for __tls_get_addr call.
9811 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
9813 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9815 2016-01-27 Jeff Law <law@redhat.com>
9817 PR tree-optimization/68398
9818 PR tree-optimization/69196
9819 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9820 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9821 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9822 Only count PHIs in the last block in the path. The others will
9823 const/copy propagate away. Add heuristic to allow more irreducible
9824 subloops to be created when it is likely profitable to do so.
9826 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9827 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9828 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9830 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9833 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9834 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9835 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9836 * tree-streamer-in.c: Include asan.h.
9837 (streamer_get_builtin_tree): For builtins in sanitizer
9838 range call initialize_sanitizer_builtins and retry.
9840 2016-01-27 Ian Lance Taylor <iant@google.com>
9842 * common.opt (fkeep-gc-roots-live): New undocumented option.
9843 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9844 -fkeep-gc-roots-live, skip pointers.
9845 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9848 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9851 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9852 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9854 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9857 * configure.ac: NetBSD provides SSP in its C library.
9858 * configure: Updated.
9860 2016-01-27 Richard Biener <rguenther@suse.de>
9862 PR tree-optimization/69166
9863 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9864 reduction code for commutativity / associativity.
9866 2016-01-27 Martin Jambor <mjambor@suse.cz>
9868 PR tree-optimization/69355
9869 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9870 total_scalarization fails.
9872 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9874 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9877 2016-01-27 Christian Bruel <christian.bruel@st.com>
9880 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9881 Move arm_reset_previous_fndecl and set_target_option_current_node in
9882 the conditional part. Call save_restore_target_globals.
9883 * config/arm/arm.c (arm_set_current_function):
9884 Refactor to better support #pragma target and attribute mix.
9885 Call save_restore_target_globals.
9886 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9888 2016-01-27 Martin Liska <mliska@suse.cz>
9890 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9891 reference for an HSA kernel and its host function.
9893 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9895 PR tree-optimization/69399
9896 * wide-int.h (wi::lrshift): For larger precisions, only
9897 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9899 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9901 * config/arc/predicates.md (proper_comparison_operator): Reject
9902 constant-constant comparison.
9904 2016-01-26 Tom de Vries <tom@codesourcery.com>
9906 PR tree-optimization/69110
9907 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9908 DR_NUM_DIMENSIONS == 0.
9910 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9911 Sebastian Pop <s.pop@samsung.com>
9913 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9914 isl_ast_op_cond and isl_ast_op_select.
9915 (gcc_expression_from_isl_expr_op): Same.
9917 2016-01-26 Jason Merrill <jason@redhat.com>
9920 * tree.c (recompute_constructor_flags): Split out from
9922 (verify_constructor_flags): New.
9923 * tree.h: Declare them.
9925 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9927 PR rtl-optimization/69217
9928 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9929 are no TYPE_FIELDS set for the record type.
9931 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9934 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9935 toc_label_name unconditionally.
9936 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9937 SYMBOL_REF string. Use toc_label_name instead of constructing
9939 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9940 constructing LCTOC1.
9942 2016-01-26 Martin Sebor <msebor@redhat.com>
9945 * doc/extend.texi (Common Type Attributes): Move text that talks about
9946 attribute packed from attribute aligned to the section discussing
9947 the former attribute for clarity.
9949 2016-01-26 Richard Henderson <rth@redhat.com>
9952 * trans-mem.c (tm_region_init): Mark entry block as visited.
9954 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9957 * diagnostic-show-locus.c (layout::print_source_line): Replace
9958 call to pp_newline with call to layout::print_newline.
9959 (layout::print_annotation_line): Likewise.
9960 (layout::move_to_column): Likewise.
9961 (layout::print_any_fixits): After printing any fixits, print a
9962 trailing newline, if necessary.
9963 (layout::print_newline): New method, resetting any colorization
9965 (diagnostic_show_locus): Move the pp_newline to before the
9966 early bailout. Remove dummy block enclosing the layout instance.
9967 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9968 of pp_newline_and_flush with pp_flush.
9969 (diagnostic_append_note): Delete use of pp_newline.
9970 (diagnostic_append_note_at_rich_loc): Delete.
9971 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9972 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9973 when newline characters are added to the buffer.
9975 2016-01-26 Michael Matz <matz@suse.de>
9977 * configure.ac (ac_cv_std_swap_in_utility): New test.
9978 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9979 * configure: Regenerate.
9980 * config.in: Regenerate.
9982 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9984 * config/arc/arc.md (cstoresi4): Force operand into register.
9985 (arcset<code>): Fix predicate.
9986 (arcsetltu): Likewise.
9987 (arcsetgeu): Likewise.
9988 (arcsethi): Likewise.
9989 (arcsetls): Likewise.
9991 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9993 PR tree-optimization/69483
9994 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9995 if base has error_mark_node type.
9997 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
10000 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
10001 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
10003 (vget_lane_f16): Handle big-endian.
10004 (vgetq_lane_f16): Likewise.
10005 (vset_lane_f16): Likewise.
10006 (vsetq_lane_f16): Likewise.
10007 * config/arm/iterators.md (VQXMOV): Add V8HF.
10008 (VDQ): Add V4HF and V8HF.
10009 (V_reg): Handle V4HF and V8HF.
10010 (Is_float_mode): Likewise.
10011 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
10012 neon_vdup_nv8hf): New patterns.
10013 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
10014 Use VD_LANE iterator.
10015 (neon_vld1_dup<mode>): Use VQ2 iterator.
10017 2016-01-26 Nathan Sidwell <nathan@acm.org>
10019 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
10020 (set_oacc_fn_attrib): Add IS_KERNEL arg.
10021 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
10022 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
10023 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
10024 (oacc_validate_dims): Add LEVEL arg, don't return level.
10025 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
10026 oacc_validate_dims.
10027 (execute_oacc_device_lower): Adjust, add more dump output.
10028 * tree-ssa-loop.c (gate_oacc_kernels): Use
10029 oacc_fn_attrib_kernels_p.
10030 * tree-parloops.c (create_parallel_loop): Adjust
10031 set_oacc_fn_attrib call.
10033 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10036 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
10037 (append_compiler_options): Handle -fcilkplus.
10038 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
10040 2016-01-26 Nick Clifton <nickc@redhat.com>
10043 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
10044 been marked as DECL_ONE_ONLY but we do not the means to make it
10045 so, then do not allow it to bind locally.
10047 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10050 * opts.h (parse_sanitizer_options): New prototype.
10051 * opts.c (sanitizer_opts): New array.
10052 (parse_sanitizer_options): New function.
10053 (common_handle_option): Use parse_sanitizer_options.
10055 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
10058 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
10059 alignment adjustment to ...
10060 (ix86_update_stack_boundary): Here. Don't over-align stack for
10062 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
10063 if __tls_get_addr is called.
10065 2016-01-26 Christian Bruel <christian.bruel@st.com>
10067 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
10069 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
10071 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
10073 2016-01-26 Richard Biener <rguenther@suse.de>
10075 PR middle-end/69467
10076 * match.pd: Guard X * CST CMP 0 pattern with single_use.
10078 2016-01-26 Richard Biener <rguenther@suse.de>
10080 PR tree-optimization/69452
10081 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
10082 (move_computations_dom_walker::before_dom_children): Rename
10084 (move_computations_worker): This.
10085 (move_computations): Perform an RPO rather than a DOM walk.
10087 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10090 * combine.c (combine_instructions): For REG_EQUAL note with
10091 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
10092 to the underlying register.
10093 * doc/rtl.texi (REG_EQUAL): Document the behavior of
10094 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
10096 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
10099 * config/aarch64/aarch64-builtins.c
10100 (aarch64_init_simd_builtin_types): Do not set structural
10101 equality to __Poly{8,16,64,128}_t types.
10103 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
10105 PR tree-optimization/69400
10106 * wide-int.cc (wi_pack): Take the precision as argument and
10107 perform canonicalization here rather than in the callers.
10108 Use the main loop to handle all full-width HWIs. Add a
10109 zero HWI if in_len isn't a full result.
10110 (wi::divmod_internal): Update accordingly.
10111 (wi::mul_internal): Likewise. Simplify.
10113 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10114 Sebastian Pop <s.pop@samsung.com>
10116 * graphite-poly.c (apply_poly_transforms): Simplify.
10117 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
10118 (print_isl_map): Same.
10119 (print_isl_union_map): Same.
10120 (print_isl_schedule): New.
10121 (debug_isl_schedule): New.
10122 * graphite-dependences.c (scop_get_reads): Do not call
10123 isl_union_map_add_map that is undocumented isl functionality.
10124 (scop_get_must_writes): Same.
10125 (scop_get_may_writes): Same.
10126 (scop_get_original_schedule): Remove.
10127 (scop_get_dependences): Do not call isl_union_map_compute_flow that
10128 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
10129 (compute_deps): Remove.
10130 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
10131 (debug_schedule_ast): New.
10132 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
10133 set_separate_option.
10134 (graphite_regenerate_ast_isl): Add dump.
10135 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
10136 from scop->transformed_schedule.
10137 (graphite_regenerate_ast_isl): Add more dump.
10138 * graphite-optimize-isl.c (optimize_isl): Set
10139 scop->transformed_schedule. Check whether schedules are equal.
10140 (apply_poly_transforms): Move here.
10141 * graphite-poly.c (apply_poly_transforms): ... from here.
10142 (free_poly_bb): Static.
10143 (free_scop): Static.
10144 (pbb_number_of_iterations_at_time): Remove.
10145 (print_isl_ast): New.
10146 (debug_isl_ast): New.
10147 (debug_scop_pbb): New.
10148 * graphite-scop-detection.c (print_edge): Move.
10149 (print_sese): Move.
10150 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
10151 (build_scop_scattering): Remove.
10152 (create_pw_aff_from_tree): Assert instead of bailing out.
10153 (add_condition_to_pbb): Remove unused code, do not fail.
10154 (add_conditions_to_domain): Same.
10155 (add_conditions_to_constraints): Remove.
10156 (build_scop_context): New.
10157 (add_iter_domain_dimension): New.
10158 (build_iteration_domains): Initialize pbb->iterators.
10159 Call add_conditions_to_domain.
10162 (index_outermost_in_loop): New.
10163 (index_pbb_in_loop): New.
10164 (outermost_pbb_in): New.
10165 (add_in_sequence): New.
10166 (add_outer_projection): New.
10167 (outer_projection_mupa): New.
10168 (add_loop_schedule): New.
10169 (build_schedule_pbb): New.
10170 (build_schedule_loop): New.
10171 (embed_in_surrounding_loops): New.
10172 (build_schedule_loop_nest): New.
10173 (build_original_schedule): New.
10174 (build_poly_scop): Call build_original_schedule.
10175 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
10176 (free_poly_dr): Remove.
10177 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
10178 (free_poly_bb): Remove.
10179 (debug_loop_vec): Remove.
10180 (print_isl_ast): Declare.
10181 (debug_isl_ast): Declare.
10182 (scop_do_interchange): Remove.
10183 (scop_do_strip_mine): Remove.
10184 (scop_do_block): Remove.
10185 (flatten_all_loops): Remove.
10186 (optimize_isl): Remove.
10187 (pbb_number_of_iterations_at_time): Remove.
10188 (debug_scop_pbb): Declare.
10189 (print_schedule_ast): Declare.
10190 (debug_schedule_ast): Declare.
10191 (struct scop): Remove schedule. Add original_schedule,
10192 transformed_schedule.
10193 (free_gimple_poly_bb): Remove.
10194 (print_generated_program): Remove.
10195 (debug_generated_program): Remove.
10196 (unify_scattering_dimensions): Remove.
10197 * sese.c (print_edge): ... here.
10198 (print_sese): ... here.
10199 (debug_edge): ... here.
10200 (debug_sese): ... here.
10201 * sese.h (print_edge): Declare.
10202 (print_sese): Declare.
10203 (dump_edge): Declare.
10204 (dump_sese): Declare.
10206 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10207 Sebastian Pop <s.pop@samsung.com>
10209 * Makefile.in: Set ISLVER in site.exp.
10211 2016-01-25 Jakub Jelinek <jakub@redhat.com>
10213 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
10214 DECL_VALUE_EXPR of new_var even for the non-array case. Look
10215 through DECL_VALUE_EXPR for expansion.
10217 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
10219 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
10220 the frame info after reload completed.
10222 2016-01-25 Jeff Law <law@redhat.com>
10224 PR tree-optimization/69196
10225 PR tree-optimization/68398
10226 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
10227 tree-ssa-threadupdate.c.
10228 (determine_bb_domination_status): Prototype
10229 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
10230 (determine_bb_domination_status): No longer static.
10231 (valid_jump_thread_path): Remove code to detect characteristics
10232 of the jump thread path not associated with correctness.
10233 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
10234 Correct test for thread path length. Count PHIs for real operands as
10235 statements that need to be copied. Do not count ASSERT_EXPRs.
10236 Look at all the blocks in the thread path. Compute and selectively
10237 filter thread paths based on threading through the latch, threading
10238 a multiway branch or crossing a multiway branch.
10240 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10242 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
10243 decl with __attribute__ ((unused)) annotation.
10245 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
10248 * tree-vect-stmts.c (vectorizable_condition): Check vectype
10249 of operands is compatible with a statement vectype.
10251 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
10253 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
10254 improve wording for mixed storage order support.
10256 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
10258 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
10259 (vcvt_u64_f64): Likewise.
10260 (vcvta_s64_f64): Likewise.
10261 (vcvta_u64_f64): Likewise.
10262 (vcvtm_s64_f64): Likewise.
10263 (vcvtm_u64_f64): Likewise.
10264 (vcvtn_s64_f64): Likewise.
10265 (vcvtn_u64_f64): Likewise.
10266 (vcvtp_s64_f64): Likewise.
10267 (vcvtp_u64_f64): Likewise.
10269 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
10271 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
10272 (arc_init): Check validity mll64 option.
10273 (arc_save_restore): Use double load/store instruction.
10274 (arc_expand_movmem): Likewise.
10275 (arc_split_move): Don't split if we have double load/store
10276 instructions. Returns a boolean.
10277 (arc_process_double_reg_moves): Change function to return boolean
10278 instead of a sequence of instructions.
10279 (arc_dwarf_register_span): New function.
10280 * config/arc/arc-protos.h (arc_split_move): Change prototype.
10281 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
10282 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
10283 (*movdf_insn): Likewise.
10284 * config/arc/arc.opt (mll64): New option.
10285 * config/arc/predicates.md (even_register_operand): New predicate.
10286 * doc/invoke.texi (ARC Options): Add mll64 documentation.
10288 2016-01-25 Richard Biener <rguenther@suse.de>
10291 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
10292 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
10294 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
10296 2016-01-25 Richard Biener <rguenther@suse.de>
10298 PR tree-optimization/69376
10299 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
10301 (VN_INFO_ANTI_RANGE_P): New inline.
10302 (VN_INFO_RANGE_TYPE): Likewise.
10303 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
10304 SSA_NAME_ANTI_RANGE_P.
10305 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
10306 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10307 Properly query VN_INFO_RANGE_TYPE.
10309 2016-01-25 Nick Clifton <nickc@redhat.com>
10312 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
10314 2016-01-23 Tom de Vries <tom@codesourcery.com>
10316 PR tree-optimization/69426
10317 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
10320 2016-01-23 Jakub Jelinek <jakub@redhat.com>
10322 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
10323 "the the" with "the" in the comments.
10324 * ipa-devirt.c (build_type_inheritance_graph,
10325 update_type_inheritance_graph): Likewise.
10326 * tree.c (build_function_type_list_1): Likewise.
10327 * cfgloopmanip.c (scale_loop_profile): Likewise.
10328 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
10329 * gimple-ssa-split-paths.c
10330 (find_block_to_duplicate_for_splitting_paths): Likewise.
10331 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
10332 * expr.c (convert_move): Likewise.
10333 * var-tracking.c (vt_stack_adjustments): Likewise.
10334 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10335 * tree-vrp.c (test_for_singularity): Likewise.
10337 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
10338 directly instead of building a temporary tree.
10341 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
10342 remove <algorithm> include.
10344 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10347 * config/i386/i386.c: Include dojump.h.
10348 (expand_small_movmem_or_setmem,
10349 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
10351 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
10352 if dynamic_check != -1.
10354 2016-01-21 Jeff Law <law@redhat.com>
10356 PR middle-end/69347
10357 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
10358 record_temporary_equivalences. Rewritten to avoid unnecessary calls
10359 into dominated_by_p.
10360 (cprop_into_successor_phis): Avoid unnecessary tests.
10362 2016-01-22 Richard Henderson <rth@redhat.com>
10365 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
10366 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
10368 2016-01-22 Michael Matz <matz@suse.de>
10370 * system.h (string, algorithm): Include only conditionally.
10371 (new): Include always under C++.
10372 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
10373 * final.c (toplevel): Ditto.
10374 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
10375 * genconditions.c (write_header): Make gencondmd.c define
10377 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
10379 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
10380 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
10382 2016-01-22 Christian Bruel <christian.bruel@st.com>
10385 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
10387 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10390 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
10391 define_insn_and_split. Ensure operands[1] and operands[0] do not
10392 get assigned the same register.
10394 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
10396 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
10398 2016-01-22 Christian Bruel <christian.bruel@st.com>
10400 * config/arm/arm-c.c (arm_pragma_target_parse):
10401 Remove warn_builtin_macro_redefined overwrite.
10403 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10405 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
10406 flag_non_call_exceptions compatibility.
10408 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10411 * dwarf2out.c (add_child_die_after): New function.
10412 (dwarf_qual_info_t): New type.
10413 (dwarf_qual_info): New variable.
10414 (qualified_die_p): New function.
10415 (modified_type_die): For -fdebug-types-section, ensure
10416 canonical order of qualifiers. Put qualified DIEs adjacent
10417 to the corresponding non-qualified type DIE and search there
10418 for existing qualified DIEs.
10420 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10422 * doc/extend.texi (scalar_storage_order type attribute): Document
10423 restriction on type punning and aliasing, and remove future tense.
10425 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
10428 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
10431 2016-01-21 Jeff Law <law@redhat.com>
10433 PR middle-end/69347
10434 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
10435 useless call to record_temporary_equivalences.
10436 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
10437 allocate 10 slots in the bb_path vector and let it grow as needed.
10438 (fsm_find_control_statement_thread_paths): Similarly for the next_path
10441 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10443 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
10445 * configure: Regenerate.
10447 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
10449 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
10450 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
10452 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
10454 PR middle-end/66178
10455 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
10456 drop EXPAND_INITIALIZER.
10457 * rtl.h (contains_symbolic_reference_p): Declare.
10458 * rtlanal.c (contains_symbolic_reference_p): New function.
10459 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
10460 a subtraction into a NOT if symbolic constants are involved.
10462 2016-01-21 Anton Blanchard <anton@samba.org>
10463 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10466 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
10468 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
10471 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10473 * config/microblaze/microblaze.c
10474 (get_branch_target): New.
10475 (insert_wic_for_ilb_runout): New.
10477 (microblaze_machine_dependent_reorg): New.
10478 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
10479 * config/microblaze/microblaze.md
10480 (UNSPEC_IPREFETCH): Define.
10481 (iprefetch): New pattern
10482 * config/microblaze/microblaze.opt
10483 (mxl-prefetch): New flag.
10485 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10487 * config/microblaze/microblaze.h
10488 (FIXED_REGISTERS): Update in macro.
10489 (CALL_USED_REGISTERS): Update in macro.
10491 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
10493 PR rtl-optimization/68920
10494 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
10497 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
10499 PR rtl-optimization/68990
10500 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
10501 pseudo instead of inheritance ones.
10503 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10504 Nick Clifton <nickc@redhat.com>
10508 * config/mips/mips.c (mips_compute_frame_info): Initialise
10509 args_size and hard_frame_pointer_offset fields of the frame
10510 structure before calling mips_global_pointer.
10512 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10514 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
10516 * configure: Regenerate.
10518 2016-01-21 Richard Biener <rguenther@suse.de>
10520 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
10522 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10524 * config/s390/s390.c (s390_asm_declare_function_size): Add code
10525 to actually emit the .size directive.
10527 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
10528 Jakub Jelinek <jakub@redhat.com>
10532 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
10533 args array size by one to avoid buffer overflow.
10535 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10537 * config/s390/s390.md (pool_section_start): Use switch_to_section
10538 to select proper read-only data section instead of hardcoding
10540 (pool_section_end): Use switch_to_section to match the above.
10542 2016-01-21 Richard Biener <rguenther@suse.de>
10544 PR tree-optimization/69378
10545 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
10546 (set_ssa_val_to): Use it for dominance checks taking into
10547 account not executable edges.
10549 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10552 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
10553 for bitsize instead of GET_MODE_PRECISION (mode).
10555 2016-01-20 Martin Sebor <msebor@redhat.com>
10558 * extend.texi (__sync Builtins): Clarify the semantics of
10559 __sync_fetch_and_OP built-ins on pointers.
10560 (__atomic Builtins): Same.
10562 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10563 Sebastian Pop <s.pop@samsung.com>
10565 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
10566 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
10567 (is_valid_rename): Same.
10568 (translate_isl_ast_to_gimple::get_rename): Same.
10569 (translate_isl_ast_to_gimple::rename_all_uses): Same.
10570 (translate_isl_ast_to_gimple::rename_uses): Same.
10571 (get_new_name): Check for close_phi nodes.
10572 (copy_loop_phi_args): Use phi_node_kind.
10573 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
10574 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
10576 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10577 Sebastian Pop <s.pop@samsung.com>
10579 Revert commit r229783.
10580 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
10581 Remove use of parameter_rename_map.
10582 (copy_def): Remove.
10583 (copy_internal_parameters): Remove.
10584 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
10585 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
10586 (free_sese_info): Do not free parameter_rename_map.
10587 (set_rename): Do not use parameter_rename_map.
10588 (rename_uses): Update call to set_rename.
10589 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
10590 * sese.h (parameter_rename_map_t): Remove.
10591 (struct sese_info_t): Remove field parameter_rename_map.
10593 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10594 Sebastian Pop <s.pop@samsung.com>
10596 * graphite-isl-ast-to-gimple.c: Fix comment.
10597 * graphite-scop-detection.c (defined_in_loop_p): New.
10598 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
10599 names defined in loop.
10601 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10602 Sebastian Pop <s.pop@samsung.com>
10604 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
10605 Discard unstructured if-then-else regions.
10607 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10608 Sebastian Pop <s.pop@samsung.com>
10610 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
10611 (cleanup_loop_iter_dom): Remove.
10612 (build_loop_iteration_domains): Remove.
10613 (build_scop_context): Remove.
10614 (build_scop_iteration_domain): Remove.
10615 (add_loop_constraints): New.
10616 (build_iteration_domains): New.
10617 (build_poly_scop): Call build_iteration_domains.
10619 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10620 Sebastian Pop <s.pop@samsung.com>
10622 * graphite-scop-detection.c
10623 (scop_detection::harmful_loop_in_region): Free dom and loops.
10624 (scop_detection::loop_body_is_valid_scop): Free bbs.
10626 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10627 Sebastian Pop <s.pop@samsung.com>
10629 * graphite-scop-detection.c (record_loop_in_sese): New.
10630 (gather_bbs::before_dom_children): Call record_loop_in_sese.
10631 (build_scops): Remove call to build_sese_loop_nests.
10632 * sese.c (sese_record_loop): Remove.
10633 (build_sese_loop_nests): Remove.
10634 (new_sese_info): Remove region->loops.
10635 (free_sese_info): Same.
10636 * sese.h (sese_contains_loop): Same.
10637 (build_sese_loop_nests): Remove.
10638 (sese_contains_loop): Remove.
10640 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10641 Sebastian Pop <s.pop@samsung.com>
10643 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
10644 loop_is_valid_in_scop.
10645 (scop_detection::harmful_stmt_in_region): Renamed
10646 harmful_loop_in_region.
10647 Call loop_is_valid_in_scop.
10649 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10650 Sebastian Pop <s.pop@samsung.com>
10652 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
10655 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10656 Sebastian Pop <s.pop@samsung.com>
10658 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
10659 * graphite.h (struct poly_bb): Remove field is_reduction.
10660 (PBB_IS_REDUCTION): Remove.
10662 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10663 Sebastian Pop <s.pop@samsung.com>
10665 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
10666 (add_pdr_constraints): Same.
10667 (scop_get_reads): Same.
10668 (scop_get_must_writes): Same.
10669 (scop_get_may_writes): Same.
10670 (scop_get_original_schedule): Same.
10671 (extend_schedule): Same.
10672 (apply_schedule_on_deps): Same.
10673 (carries_deps): Same.
10674 (compute_deps): Same.
10675 (scop_get_dependences): Same.
10676 * graphite-isl-ast-to-gimple.c
10677 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
10678 * graphite-optimize-isl.c (get_schedule_for_band): Same.
10679 (get_schedule_for_band_list): Same.
10680 (get_schedule_map): Same.
10681 (apply_schedule_map_to_scop): Same.
10682 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
10683 (build_loop_iteration_domains): Same.
10684 (add_condition_to_pbb): Same.
10685 (add_param_constraints): Same.
10686 (pdr_add_memory_accesses): Same.
10687 (pdr_add_data_dimensions): Same.
10689 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10691 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
10694 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10696 * common.opt (feliminate-dwarf2-dups): Replace references to
10697 "DWARF 2" with just "DWARF".
10698 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
10699 * doc/extend.texi: Likewise.
10700 * doc/cpp.texi: Likewise.
10701 * doc/invoke.texi: Likewise.
10702 (Option Summary): Add -gdwarf to list of Debugging Options.
10703 (Debugging Options): Document -gdwarf.
10704 * doc/contrib.texi: Spell "DWARF" like that.
10706 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10708 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
10709 warning. Fix up formatting.
10711 PR middle-end/67653
10712 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
10713 attempt to mark memory input operand addressable and
10714 call prepare_gimple_addressable in that case. Don't adjust
10715 input_location for diagnostics, use error_at instead.
10717 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
10719 * config/rs6000/ppc-auxv.h: New file.
10720 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
10721 (cpu_is): Likewise.
10722 (cpu_supports): Likewise.
10723 * config/rs6000/rs6000.c: include "ppc-auxv.h".
10724 (cpu_is_info): New variable.
10725 (cpu_supports_info): Likewise.
10726 (tcb_verification_symbol): Likewise.
10727 (cpu_builtin_p): Likewise.
10728 (cpu_expand_builtin): New function.
10729 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
10730 (rs6000_init_builtins): Likewise.
10731 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
10732 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
10733 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
10734 * configure: Regenerate.
10735 * config.in: Likewise.
10736 * doc/extend.texi (PowerPC Built-in Functions): Document
10737 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
10739 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
10742 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
10744 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
10747 2016-01-20 Richard Henderson <rth@redhat.com>
10753 * tree.c (tm_define_builtin): New.
10754 (find_tm_vector_type): New.
10755 (build_tm_vector_builtins): New.
10756 (build_common_builtin_nodes): Call it.
10758 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
10760 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
10761 (arm_fp_ok): Likewise.
10762 (arm_fp): Likewise.
10763 (arm_crypto): Likewise.
10765 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
10766 Richard Biener <rguenther@suse.de>
10768 PR tree-optimization/69328
10769 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
10770 vectors have same number of elements.
10771 (vectorizable_condition): Fix masked version recognition.
10773 2016-01-20 Richard Biener <rguenther@suse.de>
10775 PR tree-optimization/69345
10776 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
10777 (VN_INFO_PTR_INFO): Likewise.
10778 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
10779 info when it is equal between non-dominating SSA names.
10780 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10781 Make sure to look at original SSA infos.
10783 2016-01-20 Jeff Law <law@redhat.com>
10786 * config/m68k/predicates.md (pow2_m1_operand): New predicate
10788 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
10789 (pc_or_label_operand): New predicate.
10790 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
10791 tests for small integers that are 2^n - 1.
10793 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
10795 * doc/invoke.texi (Options Summary): Add '.' after @xref.
10797 2016-01-19 Jeff Law <law@redhat.com>
10799 PR middle-end/69347
10800 * tree-ssa-threadbackwards.c
10801 (fsm_find_control_statement_thread_paths): Do not try to lookup
10802 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
10804 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10806 * doc/lto.texi: Remove text that says only Gold has linker plugin
10809 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
10811 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
10812 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
10813 the DIE accordingly.
10814 (modified_type_die): Add REVERSE parameter and pass it recursively,
10815 as well as to base_type_die. Adjust presence check accordingly.
10816 (base_type_for_mode): Adjust call to modified_type_die.
10817 (add_type_attribute): Add REVERSE parameter and pass it to
10819 (generic_parameter_die): Adjust call to add_type_attribute.
10820 (add_scalar_info): Likewise.
10821 (add_subscript_info): Likewise.
10822 (gen_array_type_die): Likewise.
10823 (gen_descr_array_type_die): Likewise.
10824 (gen_entry_point_die): Likewise.
10825 (gen_enumeration_type_die): Likewise.
10826 (gen_formal_parameter_die): Likewise.
10827 (gen_subprogram_die): Likewise.
10828 (gen_variable_die ): Likewise.
10829 (gen_const_die): Likewise.
10830 (gen_field_die): Likewise.
10831 (gen_pointer_type_die): Likewise.
10832 (gen_reference_type_die): Likewise.
10833 (gen_ptr_to_mbr_type_die): Likewise.
10834 (gen_inheritance_die): Likewise.
10835 (gen_subroutine_type_die): Likewise.
10836 (gen_typedef_die): Likewise.
10837 (force_type_die): Adjust call to modified_type_die.
10839 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10841 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10842 flow throughout the file. Fix broken link to Objective-C 2.0
10844 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10847 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10849 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10851 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10854 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10855 (maybe_record_node): Record cxa_pure_virtual as the only possible
10856 target if there are not ohter candidates.
10857 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10859 2016-01-19 Richard Biener <rguenther@suse.de>
10861 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10862 (get_memory_order): Likewise.
10864 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10866 * tree-vect-stmts.c (vectorizable_store): Check
10869 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10872 * gcc.c (driver::decode_argv): Add call to
10873 init_opts_obstack before init_options_struct.
10874 * opts.c (init_opts_obstack): Remove idempotency.
10875 (init_options_struct): Replace call to init_opts_obstack
10876 with a gcc_assert to verify that it has already been called.
10877 * toplev.c (toplev::main): Add call to init_opts_obstack before
10878 calls to init_options_struct.
10879 (toplev::finalize): Move cleanup of opts_obstack next to
10880 cleanup of save_decoded_options, clearing the latter, and
10881 save_decoded_options_count.
10883 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10886 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10887 attribute to unconditional. Remove %? from output template.
10889 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10890 Jiong Wang <jiong.wang@arm.com>
10892 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10893 generated from different expand order.
10895 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10897 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10898 Add support for CCMP costing.
10900 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10902 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10903 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10904 (fccmpe<mode>): Likewise.
10905 (fcmp): Rename to fcmp and globalize pattern.
10907 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10908 (aarch64_gen_ccmp_next): Add FP support.
10910 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10912 * target.def (gen_ccmp_first): Update documentation.
10913 (gen_ccmp_next): Likewise.
10914 * doc/tm.texi (gen_ccmp_first): Update documentation.
10915 (gen_ccmp_next): Likewise.
10916 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10917 expand_ccmp_expr_1. Improve comments.
10918 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10919 (ccmp_ior<mode>): Remove pattern.
10920 (cmp<mode>): Remove expand.
10921 (cmp): Globalize pattern.
10922 (cstorecc4): Use cc_register.
10923 (mov<mode>cc): Remove ccmp_cc_register check.
10924 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10925 Simplify after removal of CC_DNE/* modes.
10926 (aarch64_ccmp_mode_to_code): Remove.
10927 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10928 In 'k' case use integer as condition.
10929 (aarch64_nzcv_codes): Remove inverted cases.
10930 (aarch64_code_to_ccmode): Remove.
10931 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10932 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10933 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10934 pattern. Return the comparison with CC register. Invert conditions
10935 when bitcode is OR.
10936 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10937 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10939 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10941 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10942 instrumented_version.
10944 2016-01-19 Richard Biener <rguenther@suse.de>
10946 PR tree-optimization/69336
10947 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10948 handled components with get_ref_base_and_extent.
10949 (equal_mem_array_ref_p): Adjust.
10951 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10954 * shrink-wrap.c: Include valtrack.h.
10955 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10956 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10957 in between insn and where it will be moved to. Call
10958 dead_debug_insert_temp.
10959 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10960 first and dead_debug_local_finish at the end.
10961 For uses and defs bitmap, handle all regs in between REGNO and
10962 END_REGNO, not just the first one.
10964 2016-01-19 Richard Biener <rguenther@suse.de>
10966 PR tree-optimization/69352
10967 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10968 (equal_mem_array_ref_p): Constrain size and max size properly.
10969 Compare the reverse flag.
10971 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10973 * ira.c (ira): Update regstat data if we deleted insns.
10975 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10977 PR rtl-optimization/68955
10978 PR rtl-optimization/64557
10979 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10980 here. Fix up formatting.
10981 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10983 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10986 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10987 assume that the node has body.
10988 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10991 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10993 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10996 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10998 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10999 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
11001 2016-01-19 Martin Jambor <mjambor@suse.cz>
11002 Martin Liska <mliska@suse.cz>
11003 Michael Matz <matz@suse.de>
11005 * Makefile.in (OBJS): Add new source files.
11006 (GTFILES): Add hsa.c.
11007 * common.opt (disable_hsa): New variable.
11008 (-Whsa): New warning.
11009 * config.in (ENABLE_HSA): New.
11010 * configure.ac: Treat hsa differently from other accelerators.
11011 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
11012 $enable_offloading.
11013 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
11014 * doc/install.texi (Configuration): Document --with-hsa-runtime,
11015 --with-hsa-runtime-include, --with-hsa-runtime-lib and
11016 --with-hsa-kmt-lib.
11017 * doc/invoke.texi (-Whsa): Document.
11018 (hsa-gen-debug-stores): Likewise.
11019 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
11020 to invoke offload compiler for hsa acclerator.
11021 * opts.c (common_handle_option): Determine whether HSA offloading
11022 should be performed.
11023 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
11024 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
11025 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
11026 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
11027 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
11028 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
11029 GF_OMP_FOR_KIND_GRID_LOOP.
11030 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
11031 (pp_gimple_stmt_1): Likewise.
11032 * gimple-walk.c (walk_gimple_stmt): Likewise.
11033 * gimple.c (gimple_build_omp_grid_body): New function.
11034 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
11035 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
11036 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
11037 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
11038 GF_OMP_TEAMS_GRID_PHONY.
11039 (gimple_statement_omp_single_layout): Updated comments.
11040 (gimple_build_omp_grid_body): New function.
11041 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
11042 (gimple_omp_for_grid_phony): New function.
11043 (gimple_omp_for_set_grid_phony): Likewise.
11044 (gimple_omp_parallel_grid_phony): Likewise.
11045 (gimple_omp_parallel_set_grid_phony): Likewise.
11046 (gimple_omp_teams_grid_phony): Likewise.
11047 (gimple_omp_teams_set_grid_phony): Likewise.
11048 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
11049 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
11050 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
11051 (BUILT_IN_GOMP_TARGET): Updated type.
11052 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
11053 (adjust_for_condition): New function.
11054 (get_omp_for_step_from_incr): Likewise.
11055 (extract_omp_for_data): Moved parts to adjust_for_condition and
11056 get_omp_for_step_from_incr.
11057 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
11058 (fixup_child_record_type): Bail out if receiver_decl is NULL.
11059 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
11060 (scan_omp_parallel): Do not create child functions for phony
11062 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
11063 (scan_omp_1_op): Checking assert we are not remapping to
11064 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
11065 (parallel_needs_hsa_kernel_p): New function.
11066 (expand_parallel_call): Register apprpriate parallel child
11067 functions as HSA kernels.
11068 (grid_launch_attributes_trees): New type.
11069 (grid_attr_trees): New variable.
11070 (grid_create_kernel_launch_attr_types): New function.
11071 (grid_insert_store_range_dim): Likewise.
11072 (grid_get_kernel_launch_attributes): Likewise.
11073 (get_target_argument_identifier_1): Likewise.
11074 (get_target_argument_identifier): Likewise.
11075 (get_target_argument_value): Likewise.
11076 (push_target_argument_according_to_value): Likewise.
11077 (get_target_arguments): Likewise.
11078 (expand_omp_target): Call get_target_arguments instead of looking
11079 up for teams and thread limit.
11080 (grid_expand_omp_for_loop): New function.
11081 (grid_arg_decl_map): New type.
11082 (grid_remap_kernel_arg_accesses): New function.
11083 (grid_expand_target_kernel_body): New function.
11084 (expand_omp): Call it.
11085 (lower_omp_for): Do not emit phony constructs.
11086 (lower_omp_taskreg): Do not emit phony constructs but create for them
11087 a temporary variable receiver_decl.
11088 (lower_omp_taskreg): Do not emit phony constructs.
11089 (lower_omp_teams): Likewise.
11090 (lower_omp_grid_body): New function.
11091 (lower_omp_1): Call it.
11092 (grid_reg_assignment_to_local_var_p): New function.
11093 (grid_seq_only_contains_local_assignments): Likewise.
11094 (grid_find_single_omp_among_assignments_1): Likewise.
11095 (grid_find_single_omp_among_assignments): Likewise.
11096 (grid_find_ungridifiable_statement): Likewise.
11097 (grid_target_follows_gridifiable_pattern): Likewise.
11098 (grid_remap_prebody_decls): Likewise.
11099 (grid_copy_leading_local_assignments): Likewise.
11100 (grid_process_kernel_body_copy): Likewise.
11101 (grid_attempt_target_gridification): Likewise.
11102 (grid_gridify_all_targets_stmt): Likewise.
11103 (grid_gridify_all_targets): Likewise.
11104 (execute_lower_omp): Call grid_gridify_all_targets.
11105 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
11106 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
11107 (tree_omp_clause): Added union field dimension.
11108 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
11109 * tree.c (omp_clause_num_ops): Added number of arguments of
11110 OMP_CLAUSE__GRIDDIM_.
11111 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
11112 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
11113 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
11114 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
11115 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
11116 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
11117 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
11118 * tree-pass.h (make_pass_gen_hsail): Declare.
11119 (make_pass_ipa_hsa): Likewise.
11120 * ipa-hsa.c: New file.
11121 * lto-section-in.c (lto_section_name): Add hsa section name.
11122 * lto-streamer.h (lto_section_type): Add hsa section.
11123 * timevar.def (TV_IPA_HSA): New.
11124 * hsa-brig-format.h: New file.
11125 * hsa-brig.c: New file.
11126 * hsa-dump.c: Likewise.
11127 * hsa-gen.c: Likewise.
11130 * toplev.c (compile_file): Call hsa_output_brig.
11131 * hsa-regalloc.c: New file.
11133 2016-01-18 Jeff Law <law@redhat.com>
11135 PR tree-optimization/69320
11136 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
11137 ranged object, do nothing if the RHS constant is not [0..1].
11138 (optimize_stmt): Comparing a boolean ranged object against a
11139 constant outside [0..1] results in a compile-time constant.
11141 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
11144 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
11146 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11147 (Option Summary): Update to reflect new section and moved options.
11148 (C++ Dialect Options): Move -fstats to new section.
11149 (Debugging Options): Move all dump, statistics, and other GCC
11150 developer options to new section. Rewrite section introduction
11151 and re-order remaining options to put the more basic ones first.
11152 (Optimization Options): Move -fira-verbose and -flto-report* to
11154 (Developer Options): New section incorporating moved options.
11155 * doc/cppopts.texi (-dM): Update cross-reference.
11157 2016-01-18 Richard Henderson <rth@redhat.com>
11160 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
11161 operands to pseudo only if CSE is expected. Split long immediate
11162 operands only after reload, and for the stack pointer.
11163 (*add<GPI>3_pluslong): Remove.
11164 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
11165 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
11166 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
11167 (*add<GPI>3 peepholes): New.
11168 (*add<GPI>3 splitters): New.
11169 * config/aarch64/constraints.md (Upl): New.
11170 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
11172 2016-01-18 Richard Biener <rguenther@suse.de>
11174 PR tree-optimization/69297
11175 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
11177 (vect_bb_vectorization_profitable_p): Clear visited flag again.
11179 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
11181 PR middle-end/68542
11182 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
11183 of mixind vector and scalar types.
11184 (fold_relational_const): Add handling of vector
11185 comparison with boolean result.
11186 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
11187 comparison of vector operands with boolean result for EQ/NE only.
11188 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
11189 (verify_gimple_cond): Likewise.
11190 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
11193 2016-01-18 Joseph Myers <joseph@codesourcery.com>
11195 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
11198 2016-01-18 Richard Biener <rguenther@suse.de>
11200 PR middle-end/69308
11201 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
11203 2016-01-18 Tom de Vries <tom@codesourcery.com>
11205 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
11207 2016-01-18 Tom de Vries <tom@codesourcery.com>
11209 * omp-low.c (set_oacc_fn_attrib): Make extern.
11210 * omp-low.h (set_oacc_fn_attrib): Declare.
11211 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
11212 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
11213 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
11214 Add and handle function parameter oacc_kernels_p.
11215 (find_reduc_addr, get_omp_data_i_param): New function.
11216 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
11217 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
11218 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
11219 Calculate dominance info. Skip loops that are not in a kernels region
11220 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
11221 (pass_parallelize_loops::execute): Call parallelize_loops with
11222 oacc_kernels_p argument.
11223 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
11224 New member function.
11225 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
11226 * passes.def: Add argument to pass_parallelize_loops instantation.
11228 2016-01-18 Tom de Vries <tom@codesourcery.com>
11230 * tree-parloops.c (pass_parallelize_loops::execute): Allow
11231 pass_parallelize_loops to be run outside the loop pipeline.
11233 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11235 * tree-scalar-evolution.c (follow_copies_to_constant): New.
11236 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
11238 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11241 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
11242 using get_ref_base_and_extent.
11243 (equal_mem_array_ref_p): New.
11244 (hashable_expr_equal_p): Add call to previous.
11246 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11249 * tree-sra.c (disqualified_constants, constant_decl_p): New.
11250 (sra_initialize): Allocate disqualified_constants.
11251 (sra_deinitialize): Free disqualified_constants.
11252 (disqualify_candidate): Update disqualified_constants when appropriate.
11253 (create_access): Scan for constant-pool entries as we go along.
11254 (scalarizable_type_p): Add check against type_contains_placeholder_p.
11255 (maybe_add_sra_candidate): Allow constant-pool entries.
11256 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
11257 (initialize_constant_pool_replacements): New.
11258 (sra_modify_assign): Avoid mangling assignments created by previous,
11259 and don't generate writes into constant pool.
11260 (sra_modify_function_body): Call initialize_constant_pool_replacements.
11262 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11264 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
11265 andnot instruction.
11266 (scalar_chain::convert_op): Likewise.
11267 * config/i386/i386.md (*andndi3_doubleword): New.
11269 2016-01-18 Richard Biener <rguenther@suse.de>
11271 PR tree-optimization/69170
11272 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
11273 building a vector from scalar results of a pattern stmt.
11275 2016-01-18 Jakub Jelinek <jakub@redhat.com>
11277 * haifa-sched.c (autopref_multipass_init): Work around
11278 -Wmaybe-uninitialized warning.
11280 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
11282 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
11283 against the constant 0.
11285 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11287 PR tree-optimization/68799
11288 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
11289 look up phi candidates in the statement-candidate map.
11290 (phi_add_costs): Likewise.
11291 (record_phi_increments): Likewise.
11292 (phi_incr_cost): Likewise.
11293 (ncd_with_phi): Likewise.
11294 (all_phi_incrs_profitable): Likewise.
11296 2016-01-17 Jakub Jelinek <jakub@redhat.com>
11298 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
11299 -Wmaybe-uninitialized warning.
11301 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
11303 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11304 (Option Summary): Update to reflect new section and moved options.
11305 (C++ Dialect Options): Move -fvtable-verify and related options.
11306 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
11307 and profiling-related options.
11308 (Optimization Options): Move profile generation options and
11309 -fstack-protector and related options.
11310 (Instrumentation Options): New section incorporating moved options.
11311 (Code Generation Options): Move -finstrument-functions and
11312 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
11314 2016-01-16 Tom de Vries <tom@codesourcery.com>
11316 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
11318 2016-01-16 Tom de Vries <tom@codesourcery.com>
11320 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
11322 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
11324 * hash-table.h (hash_table::empty): Turn into an inline wrapper
11325 that checks whether the table is already empty. Rename the
11326 original implementation to...
11327 (hash_table::empty_slot): ...this new private function.
11329 2016-01-15 David Malcolm <dmalcolm@redhat.com>
11331 PR diagnostic/68899
11332 * diagnostic-show-locus.c (layout::print_source_line): Move x
11333 offset of line until after call to
11334 get_line_width_without_trailing_whitespace.
11336 2016-01-15 Jeff Law <law@redhat.com>
11338 PR tree-optimization/69270
11339 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
11340 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
11341 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
11342 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
11343 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11344 ssa_name_has_boolean_range and constant_boolean_node.
11346 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
11348 PR rtl-optimization/69030
11349 * lra-spills.c (remove_pseudos): Check nrefs and make the function
11351 (spill_pseudos): Delete debug insn for dead pseudo.
11352 (lra_spill): Initiate spill_hard_reg and slots memory separately.
11354 2016-01-15 Jiong Wang <jiong.wang@arm.com>
11356 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
11358 (TYPES_UNOPUS): Likewise.
11359 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
11360 builtin type, from UNOP to UNOPUS.
11361 (lbtruncuv4sf): Likewise.
11362 (lbtruncuv2df): Likewise.
11363 (lrounduv2sf): Likewise.
11364 (lrounduv4sf): Likewise.
11365 (lrounduv2df): Likewise.
11366 (lroundusf): Likewise.
11367 (lroundusf): Likewise.
11368 (lceiluv2sf): Likewise.
11369 (lceiluv4sf): Likewise.
11370 (lceiluv2df): Likewise.
11371 (lceilusf): Likewise.
11372 (lceiludf): Likewise.
11373 (lflooruv2sf): Likewise.
11374 (lflooruv4sf): Likewise.
11375 (lflooruv2df): Likewise.
11376 (lfloorusf): Likewise.
11377 (lfloorudf): Likewise.
11378 (lfrintnuv2sf): Likewise.
11379 (lfrintnuv4sf): Likewise.
11380 (lfrintnuv2df): Likewise.
11381 (lfrintnusf): Likewise.
11382 (lfrintnudf): Likewise.
11383 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
11385 (vcvtq_u32_f32): Likewise.
11386 (vcvtq_u64_f64): Likewise.
11387 (vcvta_u32_f32): Likewise.
11388 (vcvtaq_u32_f32): Likewise.
11389 (vcvtaq_u64_f64): Likewise.
11390 (vcvtm_u32_f32): Likewise.
11391 (vcvtmq_u32_f32): Likewise.
11392 (vcvtmq_u64_f64): Likewise.
11393 (vcvtn_u32_f32): Likwise.
11394 (vcvtnq_u32_f32): Likewise.
11395 (vcvtnq_u64_f64): Likewise.
11396 (vcvtp_u32_f32): Likewise.
11397 (vcvtpq_u32_f32): Likewise.
11398 (vcvtpq_u64_f64): Likewise.
11399 (vcvtmd_u64_f64): Likewise.
11400 (vcvtms_u32_f32): Likewise.
11401 (vcvtad_u64_f64): Likewise.
11402 (vcvtas_u32_f32): Likewise.
11403 (vcvtnd_u64_f64): Likewise.
11404 (vcvtns_u32_f32): Likewise.
11405 (vcvtpd_u64_f64): Likewise.
11406 (vcvtps_u32_f32): Likewise.
11408 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11410 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
11411 CSEL of zero_extended registers.
11413 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11415 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
11416 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
11418 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11420 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
11421 false when argument string is not found in the attributes table
11424 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
11427 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
11428 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
11429 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
11430 precision estimate.
11432 2016-01-15 Richard Biener <rguenther@suse.de>
11434 PR tree-optimization/66856
11435 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
11436 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
11437 (vect_create_new_slp_node): Increment stmt reference count.
11438 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
11439 an SLP tree before swapping operands.
11440 (vect_build_slp_tree): Likewise.
11441 (destroy_bb_vec_info): Free stmt info after SLP instances.
11442 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
11443 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
11444 (STMT_VINFO_NUM_SLP_USES): New macro.
11446 2016-01-15 Richard Biener <rguenther@suse.de>
11449 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
11450 (add_linkage_name): ... here.
11451 (gen_typedef_die): Use add_linkage_name_raw instead of
11452 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
11455 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
11457 * gimplify.c (oacc_default_clause): Decode reference and pointer
11458 types for both kernels and parallel regions.
11460 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
11462 PR middle-end/69246
11463 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
11465 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11467 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
11468 (convert_scalars_to_vector): Likewise.
11470 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
11472 * doc/extend.texi (Type Traits): Fix grammar.
11474 2016-01-15 Martin Jambor <mjambor@suse.cz>
11476 * tree-inline.c (remap_decl): Use existing dclarations if
11477 remapping a type and prevent_decl_creation_for_types.
11478 (replace_locals_stmt): Do an initial remapping of non-VLA typed
11479 decls first. Do real remapping with
11480 prevent_decl_creation_for_types set.
11481 * tree-inline.h (copy_body_data): New field
11482 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
11485 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11487 * config/s390/s390.opt (mmvcle): More verbose help text.
11489 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11491 * config/s390/s390.opt: Add period to -mzvector option text.
11493 2016-01-15 Richard Biener <rguenther@suse.de>
11495 PR tree-optimization/68961
11496 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
11497 of invariants in stores again.
11499 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
11501 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
11503 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11505 * config/i386/i386.c (ix86_expand_branch): Don't split
11506 DI mode xor instruction to SI mode.
11508 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11511 * ipa-icf.c (sem_function::merge): Virtual functions may become
11512 reachable even if they address is not taken and there are no
11515 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11517 * lto-streamer-out.c (subtract_estimated_size): New function.
11518 (get_symbol_initial_value): Use it.
11520 2016-01-15 Christian Bruel <christian.bruel@st.com>
11523 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
11524 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
11525 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
11526 use add_builtin_function_ext_scope instead of add_builtin_function.
11527 (neon_set_p, neon_crypto_set_p): Remove.
11528 (arm_init_builtins): Always call arm_init_neon_builtins and
11529 arm_init_crypto_builtins.
11530 (arm_expand_builtin): Check that builtins are allowed for the arch.
11531 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
11532 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
11533 arm_init_neon_builtins call.
11535 2016-01-15 Richard Biener <rguenther@suse.de>
11537 PR tree-optimization/69117
11538 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
11539 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
11540 of the leader conservatively.
11541 (free_scc_vn): Restore original SSA name infos.
11543 2016-01-14 Jeff Law <law@redhat.com>
11545 PR tree-optimization/69270
11546 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
11547 single bit of precision, verify it's also unsigned.
11548 (record_edge_info): Use constant_boolean_node rather than fold_convert
11549 to convert boolean_true/boolean_false to the right type.
11551 2016-01-14 Richard Henderson <rth@redhat.com>
11554 * loop-doloop.c (record_reg_sets): New.
11555 (doloop_optimize): Reject the transform if the sequence
11556 clobbers registers live at the end of the loop block.
11557 (doloop_optimize_loops): Enable df_live if needed.
11559 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11561 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
11562 * gcc/config/rs6000/rs6000.c: Likewise.
11563 * gcc/config/rs6000/rs6000.h: Likewise.
11564 * gcc/config/rs6000/rs6000.md: Likewise.
11565 * gcc/doc/extend.texi: Likewsie.
11567 2016-01-14 Jeff Law <law@redhat.com>
11569 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
11572 2016-01-14 Richard Henderson <rth@redhat.com>
11576 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
11577 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
11578 instead of builtin_decl_declared_p to test for declaration.
11580 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
11582 * doc/loop.texi (Loop Analysis and Representation): Document
11583 loop_depth function.
11585 2016-01-14 Tom de Vries <tom@codesourcery.com>
11587 PR tree-optimization/68773
11588 * omp-low.c (expand_omp_target): Don't set force_output.
11589 * varpool.c (varpool_node::get_create): Same.
11590 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
11591 offload_funcs with force_output.
11593 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11596 * lra-eliminations.c (move_plus_up): Don't change anything if either
11597 the outer or inner subreg mode is not MODE_INT.
11598 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
11599 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
11601 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11603 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
11604 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
11605 reduc_uplus_@var{m}): Remove.
11606 * expr.c (expand_expr_real_2): Remove expansion path for
11607 reduc_[us](min|max|plus) optabs.
11608 * optabs-tree.c (scalar_reduc_to_vector): Remove.
11609 * optabs-tree.h (scalar_reduc_to_vector): Remove.
11610 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
11611 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
11612 * tree-vect-loop.c (vectorizable_reduction): Remove test for
11613 reduc_[us](min|max|plus) optabs.
11615 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11617 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
11618 (reduc_plus_scal_v2sf): New.
11619 (reduc_smax_v2sf): Rename to...
11620 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
11621 (reduc_smin_v2sf): Rename to...
11622 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
11624 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
11626 * alias.c (compare_base_symbol_refs): New function.
11627 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
11630 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11632 PR middle-end/68146
11633 PR tree-optimization/69155
11634 * tree-complex.c: Include cfganal.h.
11635 (phis_to_revisit): New variable.
11636 (extract_component): Add phiarg_p argument. Assert that returned
11637 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
11638 (update_phi_components): Partly rewrite to use loop over real/imag
11639 components instead of code duplication. If extract_component returns
11640 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
11641 create_tmp_reg into the PHI node instead, and mention the phi triplet
11642 in phis_to_revisit.
11643 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
11644 in phis_to_revisit at the end.
11646 2016-01-14 Richard Biener <rguenther@suse.de>
11648 PR tree-optimization/68060
11649 * tree-vect-loop.c (vect_is_simple_reduction): Check the
11650 outer loop reduction is only used in the inner loop before
11651 detecting a double reduction.
11653 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11656 * combine.c (expand_field_assignment): Punt if compute_mode is
11657 unsupported scalar mode.
11659 2016-01-14 Richard Biener <rguenther@suse.de>
11661 PR tree-optimization/66856
11662 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
11663 SLP node only if it built successfully.
11664 (vect_analyze_slp_instance): Adjust.
11666 2016-01-14 Jeff Law <law@redhat.com>
11668 PR tree-optimization/69270
11669 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
11670 (record_edge_info): Use it. Convert boolean_{true,false}_node
11671 to the type of op0.
11673 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
11676 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
11677 use block_ultimate_origin
11678 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
11680 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11682 * doc/invoke.texi (Submodel Options): Rename section to
11683 "Machine-Dependent Options" to better reflect its content.
11684 Rewrite introductory text to remove archaic CPU names.
11687 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11689 * doc/invoke.texi (Code Gen Options): Move section up in file,
11690 before target-specific options. Update menu and option summary
11691 to reflect the new section ordering.
11693 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11695 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
11696 (C++ Dialect Options): Add cross-reference to -std option.
11697 * doc/standards.texi (C++ Language): Document C++14 support.
11699 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11701 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
11702 for pack/unpack functions for __ibm128.
11703 (PACK_IF): Likewise.
11704 (UNPACK_IF): Likewise.
11706 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
11707 support for __ibm128 pack/unpack functions.
11708 (rs6000_invalid_builtin): Likewise.
11709 (rs6000_init_builtins): Likewise.
11710 (rs6000_opt_masks): Likewise.
11712 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
11713 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
11715 (RS6000_BTM_COMMON): Likewise.
11717 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
11718 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
11719 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
11720 128-bit floating point. Add support for the double values to be
11721 in Altivec registers for TF/IF packing and unpacking, but restrict
11722 TD packing sub-fields to be FPR registers. Don't allow overlapped
11723 register support for packing. Allow pack inputs to be memory
11724 locations. Don't build generator functions for unpack<mode>_dm
11725 and unpack<mode>_nodm.
11726 (unpack<mode>_dm): Likewise.
11727 (unpack<mode>_nodm): Likewise.
11728 (pack<mode>): Likewise.
11730 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
11731 built-in functions to pack/unpack explicit __ibm128 values.
11732 (__builtin_unpack_ibm128): Likewise.
11734 * doc/extend.texi (PowerPC Built-in Functions): Document
11735 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
11737 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
11740 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
11741 Add new arg loc and pass it down as context.
11742 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
11743 to the location to use for the warning.
11744 (check_function_arguments): New arg loc. All callers changed. Pass
11745 it to check_function_nonnull.
11746 * c-common.h (check_function_arguments): Adjust declaration.
11748 2016-01-13 Jakub Jelinek <jakub@redhat.com>
11750 PR tree-optimization/69156
11751 * gimple.c (validate_type): Removed.
11752 (gimple_builtin_call_types_compatible_p): Use
11753 useless_type_conversion_p instead of validate_type.
11754 * value-prof.c (gimple_stringop_fixed_value): Fold
11755 icall_size to correct type.
11757 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11759 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
11762 2016-01-13 Richard Henderson <rth@redhat.com>
11765 * target.def (builtin_tm_load, builtin_tm_store): Remove.
11766 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
11767 (ix86_builtin_tm_store): Remove.
11768 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11769 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11770 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11771 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11772 * doc/tm.texi: Rebuild.
11774 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
11775 (BUILT_IN_TM_MEMCPY_RTWN): New.
11776 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
11777 fallback from vector to integer helpers.
11778 (build_tm_load): Handle vector types directly, instead of
11780 (build_tm_store): Likewise.
11781 (expand_assign_tm): Prepare for register types not handled by
11782 the above. Copy them to memory and use memcpy.
11783 * tree.c (tm_define_builtin): New.
11784 (find_tm_vector_type): New.
11785 (build_tm_vector_builtins): New.
11786 (build_common_builtin_nodes): Call it.
11788 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
11790 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
11791 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
11793 2016-01-13 Tom de Vries <tom@codesourcery.com>
11795 PR tree-optimization/69169
11796 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
11797 handled_struct_type param.
11798 (create_variable_info_for, intra_create_variable_infos): Call
11799 create_variable_info_for_1 with extra arg.
11801 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
11803 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
11804 and "armv8.1-a+crc" entries.
11806 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
11809 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
11810 Change first operand predicate from register_or_constm1_operand
11811 to register_operand.
11812 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
11813 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11814 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11815 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11816 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11817 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11818 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11819 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11820 comparison with constm1_rtx from vec_prefetch_gen part.
11822 2016-01-13 Richard Biener <rguenther@suse.de>
11824 PR tree-optimization/69013
11825 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11826 Exchange assert for a test.
11828 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11831 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11833 2016-01-13 Richard Biener <rguenther@suse.de>
11835 PR tree-optimization/69242
11836 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11837 assert with a check.
11839 2016-01-13 Richard Biener <rguenther@suse.de>
11841 PR tree-optimization/69186
11842 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11843 Properly guard vect_update_misalignment_for_peel call.
11845 2016-01-12 Jeff Law <law@redhat.com>
11847 PR tree-optimization/pr67755
11848 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11849 "need_profile_correction".
11850 (thread_block_1): Initialize new field to false by default. If we
11851 have multiple thread paths through a common joiner to different
11852 final targets, then set new field to true.
11853 (compute_path_counts): Only do count adjustment when it's really
11856 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11858 * doc/invoke.texi (Spec Files): Move section down in file, past
11859 all command-line option descriptions.
11861 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11863 PR middle-end/54809
11864 * doc/gty.texi: Remove documentation of mark_hook.
11865 * gengtype.c (struct write_types_data): Remove code to support
11866 mark_hook attribute.
11867 (walk_type): Likewise.
11868 (write_func_for_structure): Likewise.
11870 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11872 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11873 Directory Options, and -specs= to Overall Options.
11874 (Overall Options): Adjust similarly. Reorder to group related
11875 options together. Make -specs= cross-reference the spec file details.
11876 (Directory Options): Adjust similarly.
11878 2016-01-12 Jeff Law <law@redhat.com>
11880 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11882 2016-01-12 Olivier Hainque <hainque@adacore.com>
11884 * gcc.c (spec_undefvar_allowed): New global.
11885 (process_command): Set to true when running for --version or --help,
11887 (getenv_spec_function): When the variable is not defined, use the
11888 variable name as the variable value if we're allowed not to issue
11891 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11893 PR tree-optimization/68911
11894 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11895 information computed for expression "init + nit * step".
11897 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11899 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11900 about name of GCC executable. Remove deleted node from menu.
11901 (Directory Options) <-B>: Remove cross-reference to deleted node.
11902 (Target Options): Delete section.
11904 2016-01-12 Christian Bruel <christian.bruel@st.com>
11907 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11908 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11910 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11913 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11914 aligned_mem is properly set for AVX512-VL floating point masked
11918 * ifcvt.c (cond_exec_process_if_block): When removing the last
11919 insn from then_bb, remove also any possible barriers that follow it.
11921 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11925 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11926 (PTRDIFF_TYPE): Likewise.
11927 (WCHAR_TYPE): Likewise.
11928 (WCHAR_TYPE_SIZE): Likewise.
11929 (STDINT_LONG32): Likewise.
11931 2016-01-12 Richard Biener <rguenther@suse.de>
11933 PR tree-optimization/69053
11934 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11935 convert initial value for cond reductions.
11937 2016-01-12 Richard Biener <rguenther@suse.de>
11939 PR tree-optimization/69007
11940 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11941 widen_sum after dot_prod and sad.
11943 2016-01-12 Richard Biener <rguenther@suse.de>
11945 PR tree-optimization/69168
11946 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11947 pattern stmt SLP type.
11948 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11949 end up unused so cope with that case.
11951 2016-01-12 Richard Biener <rguenther@suse.de>
11953 PR tree-optimization/69157
11954 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11955 stmts def type only during analyze phase.
11956 (vectorizable_call): Likewise.
11957 (vectorizable_simd_clone_call): Likewise.
11958 (vectorizable_conversion): Likewise.
11959 (vectorizable_assignment): Likewise.
11960 (vectorizable_shift): Likewise.
11961 (vectorizable_operation): Likewise.
11962 (vectorizable_store): Likewise.
11963 (vectorizable_load): Likewise.
11965 2016-01-12 Richard Biener <rguenther@suse.de>
11967 PR tree-optimization/69174
11968 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11970 (vectorizable_load): Properly compute the number of loads needed
11971 for permuted strided SLP loads and do not spuriously assign
11972 to SLP_TREE_VEC_STMTS.
11974 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11976 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11977 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11978 (MD_EXEC_PREFIX): Remove.
11979 (MD_STARTFILE_PREFIX) Removee.
11980 (FILE_NAME_ABSOLUTE_P): Remove.
11981 (CPP_SPEC): Do not read macros from sys/version.h.
11982 (LINK_COMMAND_SPEC): Remove.
11983 (LOCAL_INCLUDE_DIR): Remove.
11984 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11985 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11986 (POST_LINK_SPEC): Define to invoke stubify after linker
11987 (LIBSTDCXX): Remove define
11988 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11989 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11990 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11991 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11992 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11993 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11994 (i386_djgpp_asm_named_section): Add propotype of new procedure
11996 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11997 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11998 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11999 in config/i386/djgpp.h).
12000 (STANDARD_STARTFILE_PREFIX_2): Define identical to
12001 STANDARD_STARTFILE_PREFIX_1.
12002 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
12003 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
12004 installation errors.
12005 (MAX_OFILE_ALIGNMENT): Define to 128.
12006 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
12008 * config/i386/djgpp.c: New file. Add implementation of
12009 i386_djgpp_asm_named_section.
12011 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
12013 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
12014 Add rule for building djgpp.o.
12016 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12018 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
12019 (rtx_is_swappable_p): Reductions are swappable.
12020 (insn_is_swappable_p): V2DF reductions are swappable.
12022 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
12024 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
12025 reloads for other unsupported memory operands.
12027 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12028 Jim Wilson <jim.wilson@linaro.org>
12031 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
12032 copy_to_mode_reg instead of force_reg.
12034 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12037 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
12038 TARGET_80387 is true.
12040 2016-01-11 Jakub Jelinek <jakub@redhat.com>
12043 * lra-eliminations.c (move_plus_up): Only move plus up
12044 if subreg of the constant can be simplified into constant
12045 and use the simplified subreg of the constant instead of
12046 the original constant.
12048 * fold-const.c (fold_convertible_p): Don't return true
12049 for conversion of VECTOR_TYPE to same sized integral type.
12050 (fold_convert_loc): Fix up formatting. Fold conversion of
12051 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
12052 instead of NOP_EXPR.
12054 PR tree-optimization/69214
12055 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
12056 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
12059 PR tree-optimization/69207
12060 * tree-vect-slp.c (vect_get_constant_vectors): For
12061 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
12062 fold_convertible_p to vector_type's element type, and always
12063 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
12065 2016-01-11 Richard Biener <rguenther@suse.de>
12067 PR tree-optimization/69173
12068 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
12069 fixup the cycle if all stmts are in a pattern.
12071 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
12073 PR middle-end/68999
12074 * alias.c (base_alias_check): Move check for addresses with
12075 alignment ANDs before the call for compare_base_decls.
12076 (memrefs_conflict_p): Return -1 for different decls
12077 that went through alignment adjustments.
12079 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12081 PR rtl-optimization/68796
12082 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
12083 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
12084 and QImode comparisons against zero with CC_NZmode.
12085 * config/aarch64/iterators.md (short_mask): New mode_attr.
12087 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12089 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
12090 (<avx512>_store<mode>_mask): Likewise.
12092 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
12093 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12095 PR rtl-optimization/68841
12096 * ifcvt.c (struct noce_if_info): Add orig_x field.
12097 (bbs_ok_for_cmove_arith): Add to_rename parameter.
12098 Don't record conflicts on to_rename if it's present.
12099 Allow memory destinations in sets.
12100 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
12101 blocks, passing orig_x to the checks.
12102 (noce_process_if_block): Set if_info->orig_x appropriately.
12104 2016-01-11 Tom de Vries <tom@codesourcery.com>
12106 PR tree-optimization/69069
12107 * tree-parloops.c (create_parallel_loop): Add missing phi args.
12109 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
12111 PR rtl-optimization/68920
12112 * config/i386/i386.c (ix86_option_override_internal): Restrict number
12113 of conditional moves for RTL if-conversion to 1 for
12114 TARGET_ONE_IF_CONV_INSN.
12115 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
12116 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
12117 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
12118 parameter to restirct number of conditional moves for
12120 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
12121 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
12124 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
12127 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
12128 onepart vars. Fix typo in comment. Fix reversed condition in
12130 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
12133 * var-tracking.c (dump_onepart_variable_differences): New.
12134 (dataflow_set_different): If a detailed dump is requested,
12135 delay early returns and dump differences between onepart
12136 variables present before and after, and added variables.
12138 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12141 * expr.c (expand_expr_real_1): For boolean vector constants
12142 with a scalar mode use const_scalar_mask_from_tree.
12143 (const_scalar_mask_from_tree): New.
12144 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
12145 assigned to a mask type to handle constants.
12147 2016-01-11 Martin Jambor <mjambor@suse.cz>
12150 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
12151 useless parameters if we cannot change function signature.
12153 2016-01-11 Martin Jambor <mjambor@suse.cz>
12156 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
12159 2016-01-11 Tom de Vries <tom@codesourcery.com>
12161 PR tree-optimization/69109
12162 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
12165 2016-01-11 Tom de Vries <tom@codesourcery.com>
12167 PR tree-optimization/69108
12168 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
12169 res is not used in a phi.
12171 2016-01-11 Yury Gribov <y.gribov@samsung.com>
12174 * common.opt (frandom-seed): Fix parameter name.
12175 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
12177 2016-01-11 Tom de Vries <tom@codesourcery.com>
12179 PR tree-optimization/69058
12180 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
12183 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
12185 * config/arc/arc.opt (mdiv-rem): Add period to the end.
12186 (mcode-density): Likewise.
12188 2016-01-10 Tom de Vries <tom@codesourcery.com>
12190 PR tree-optimization/69062
12191 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
12192 (parallelize_loops): Don't paralelize loop that has phi with address
12195 2016-01-10 Tom de Vries <tom@codesourcery.com>
12197 PR tree-optimization/69039
12198 * tree-parloops.c (try_create_reduction_list): Only allow single exit
12201 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
12203 PR middle-end/68743
12204 * match.pd: Require target has function_c99_misc before doing
12205 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
12207 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
12209 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
12211 * configure: Regenerate.
12213 2016-01-09 Jakub Jelinek <jakub@redhat.com>
12215 PR middle-end/50865
12216 PR tree-optimization/69097
12217 * fold-const.h (expr_not_equal_to): New prototype.
12218 * fold-const.c: Include stringpool.h and tree-ssanames.h.
12219 (expr_not_equal_to): New function.
12220 * match.pd (X % -Y is the same as X % Y): Don't optimize
12221 unless X is known not to be equal to minimum or Y is known
12222 not to be equal to -1.
12223 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
12224 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
12225 (simplify_stmt_using_ranges): Adjust caller.
12226 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
12227 substitute_and_fold.
12229 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
12231 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
12234 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12236 PR tree-optimization/69167
12237 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
12238 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
12240 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
12242 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12243 Richard Biener <rguenther@suse.de>
12245 PR tree-optimization/68707
12246 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
12247 instances that can be handled via vect_load_lanes.
12249 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
12251 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
12252 if we can't determine address equivalence.
12253 * alias.c (compare_base_decl): Update for changed return value of
12254 symtab_node::equal_address_to.
12256 2016-01-08 Jason Merrill <jason@redhat.com>
12260 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
12261 * expr.c (store_field): Not here.
12262 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
12263 call with TREE_ADDRESSABLE type.
12264 * tree-cfg.c (verify_gimple_call): Adjust.
12266 2016-01-08 Olivier Hainque <hainque@adacore.com>
12268 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
12271 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12273 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
12274 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
12275 (reduc_smin_v2sf): Rename to...
12276 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
12277 (reduc_splus_v2sf): Rename to...
12278 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
12280 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12282 PR tree-optimization/69162
12283 * gimplify.c (gimplify_va_arg_expr): Encode original type of
12284 valist argument in another argument.
12285 (gimplify_modify_expr): Adjust for the above change. Cleanup.
12286 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
12287 to determine the va_list type, build a MEM_REF instead of
12288 build_fold_indirect_ref.
12290 PR tree-optimization/69172
12291 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
12294 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
12296 PR tree-optimization/67781
12297 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
12298 and cmpnop in two steps: first the ones not accessed in original
12299 gimple expression in a endian independent way and then the ones not
12300 accessed in the final result in an endian-specific way.
12302 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12304 PR tree-optimization/69083
12305 * tree-vect-slp.c (vect_get_constant_vectors): For
12306 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
12307 element type. If op is fold_convertible_p to vector_type's element
12308 type, use NOP_EXPR instead of VCE.
12310 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
12312 PR rtl-optimization/67778
12313 PR rtl-optimization/68634
12314 PR rtl-optimization/68909
12315 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
12316 block from the stack until done with it. Remove a superfluous
12317 bitmap set. Remove a superfluous bitmap test.
12319 2016-01-07 Martin Sebor <msebor@redhat.com>
12322 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
12323 constraint on the type of arguments.
12325 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
12327 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
12328 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
12329 unaligned_access on the gcc_options set.
12330 * config/arm/arm.c (arm_option_override_internal): Use
12331 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
12333 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12336 * config/i386/i386.c (ix86_frame_pointer_required): Enable
12337 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
12339 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12342 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12345 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12346 depending on frame_pointer_needed before remaining integer and SSE
12347 registers are saved.
12349 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
12352 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
12354 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
12357 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
12358 Use the "xBm" constraint.
12359 (float<sseintvecmodelower><mode>2<mask_name><round_name):
12361 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
12362 (sse_cvtsi2ssq<round_name>): Likewise.
12363 (sse_cvtss2si<round_name>): Likewise.
12364 (sse_cvtss2siq<round_name>): Likewise.
12365 (sse2_cvtsi2sdq<round_name>): Likewise.
12366 (sse2_cvtsd2si<round_name>): Likewise.
12367 (sse2_cvtsd2siq<round_name>): Likewise.
12368 * config/i386/subst.md (round_nimm_scalar_predicate): New
12371 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
12373 PR middle-end/67639
12374 * varasm.c (make_decl_rtl): Mark invalid register vars as
12377 PR rtl-optimization/66206
12378 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
12379 All callers changed.
12381 2016-01-07 Jakub Jelinek <jakub@redhat.com>
12383 PR tree-optimization/69141
12384 * tree-ssa-pre.c: Include langhooks.h.
12385 (eliminate_dom_walker::before_dom_children): Use
12386 lang_hooks.decl_printable_name instead of
12387 cgraph_node::get ()->name ().
12389 PR middle-end/68960
12390 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
12391 it and DECL_ALIGN too.
12393 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
12395 * config/mips/mips-ftypes.def: Sort to lexicographical order.
12397 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12400 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12401 depending on frame_pointer_needed before remaining integer and SSE
12402 registers are saved.
12404 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12406 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
12407 mode iterator with VSX_M2.
12408 (*p9_vecstore_<mode>): Likewise.
12409 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
12410 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
12411 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
12412 (define_split for VSX_LE128 stores): Likewise.
12413 (define_peephole2 for TImode LE swaps): Likewise.
12414 (define_split for VSX_LE128 post-reload stores): Likewise.
12416 2016-01-06 Marek Polacek <polacek@redhat.com>
12419 * convert.c (convert_to_integer_1): Adjust call to
12420 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
12421 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
12422 EXPR instead of ARG.
12423 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
12425 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12428 * doc/extend.texi (RL78 Variable Attributes): New section.
12430 2016-01-05 Marek Polacek <polacek@redhat.com>
12433 * builtins.c (get_memmodel): Use expansion point location rather than
12434 the input location. Call warning_at rather than warning.
12435 (expand_builtin_atomic_compare_exchange): Likewise.
12436 (expand_builtin_atomic_load): Likewise.
12437 (expand_builtin_atomic_store): Likewise.
12438 (expand_builtin_atomic_clear): Likewise.
12440 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12443 * config/i386/i386.c (ix86_expand_vector_logical_operator):
12444 Replace nonimmediate_operand with vector_operand.
12445 * config/i386/predicates.md (vector_operand): New predicate.
12446 (general_vector_operand): Replace nonimmediate_operand with
12448 * config/i386/sse.md: Replace nonimmediate_operand with
12449 vector_operand and m constraint with Bm constraint on SSE
12450 patterns with 16-byte memory operand.
12451 * config/i386/subst.md (round_nimm_predicate): Replace
12452 nonimmediate_operand with vector_operand.
12453 (round_saeonly_nimm_predicate): Likewise.
12454 (round_saeonly_nimm_scalar_predicate): New.
12456 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12459 * config/i386/constraints.md (Bm): New constraint.
12460 * config/i386/predicates.md (vector_memory_operand): New
12462 * config/i386/sse.md: Replace xm with xBm in plusminus and
12463 any_logic patterns.
12465 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12468 * doc/extend.texi (V850 Function Attributes): New section.
12469 (V850 Variable Attributes): New section.
12471 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12474 * doc/extend.texi (MicroBlaze Function Attributes): Document
12475 interrupt_handler and fast_interrupt attributes.
12477 2016-01-05 Sergei Trofimovich <siarheit@google.com>
12480 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
12481 for local symbolic operands.
12482 * config/ia64/predicates.md (local_symbolic_operand64): New
12485 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12487 PR rtl-optimization/68651
12488 * combine.c (combine_simplify_rtx): Canonicalize x + x into
12491 2016-01-05 Nathan Sidwell <nathan@acm.org>
12493 * alias.c (compare_base_decls): Use symtab_node::get.
12495 2016-01-05 Nick Clifton <nickc@redhat.com>
12498 * ira-costs.c (copy_cost): Initialise the t_icode field of the
12499 secondary_reload_info structure.
12502 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
12503 decls if weak support is available.
12505 2016-01-04 Martin Sebor <msebor@redhat.com>
12507 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
12509 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12511 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
12512 OPTION_MASK_P9_DFORM.
12514 * config/rs6000/constraints.md (wo constraint): New constraint for
12517 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
12519 (rs6000_init_hard_regno_mode_ok): Likewise.
12521 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
12524 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
12525 expanders not to have constraints. Add support for ISA 3.0 xxperm
12526 instruction. Add support for fusing xxlor with xxperm.
12527 (altivec_vperm_<mode>_internal): Likewise.
12528 (altivec_vperm_v8hiv16qi): Likewise.
12529 (altivec_vperm_<mode>v16q): Likewise.
12530 (altivec_vperm_<mode>_uns): Likewise.
12531 (vperm_v8hiv4si): Likewise.
12532 (vperm_v16qiv8hi): Likewise.
12534 * doc/md.texi (RS/6000 constraints): Document wo constraint.
12536 2016-01-04 Jakub Jelinek <jakub@redhat.com>
12538 Update copyright years.
12540 * gcc.c (process_command): Update copyright notice dates.
12541 * gcov-dump.c (print_version): Ditto.
12542 * gcov.c (print_version): Ditto.
12543 * gcov-tool.c (print_version): Ditto.
12544 * gengtype.c (create_file): Ditto.
12545 * doc/cpp.texi: Bump @copying's copyright year.
12546 * doc/cppinternals.texi: Ditto.
12547 * doc/gcc.texi: Ditto.
12548 * doc/gccint.texi: Ditto.
12549 * doc/gcov.texi: Ditto.
12550 * doc/install.texi: Ditto.
12551 * doc/invoke.texi: Ditto.
12553 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12555 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
12556 modes larger than TImode as TImode if NEON is not enabled.
12558 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12561 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
12562 mode for %f0-%f31 only if TARGET_FPU.
12564 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12567 * config/sparc/sparc.c (scan_record_type): Take into account subfields
12568 to compute the PACKED_P predicate.
12569 (function_arg_record_value): Minor tweaks.
12571 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
12573 * doc/install.texi (--with-multilib-list): Describe the meaning of the
12574 option for arm*-*-* targets.
12576 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
12578 * doc/extend.texi (Common Function Attributes): Move docs for
12579 MSP430-specific attributes to....
12580 (MSP430 Function Attributes): ...here. Delete the redundant
12581 entries and copy-edit the remaining text.
12582 (MSP430 Variable Attributes): Use uniform format for index
12583 entries and add a cross-reference to the corresponding function
12586 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
12588 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
12590 (x86 Options): Likewise.
12592 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12596 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
12597 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
12598 to corresponding attribute.
12600 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12602 * doc/extend.texi (Common Function Attributes) <noplt>: Move
12603 to correct alphabetization of table. Copy-edit and correct
12605 <stack_protect>: Likewise.
12606 <target_clones>: Likewise.
12608 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
12609 Correct punctuation.
12610 (Code Gen Options) <-fno-plt>: Copy-edit.
12612 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
12615 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
12616 SI values. Explicitly convert SI to DI and vice-versa.
12618 2016-01-01 Jakub Jelinek <jakub@redhat.com>
12620 PR tree-optimization/69070
12621 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
12622 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
12625 * ubsan.c (ubsan_instrument_float_cast): Call
12626 initialize_sanitizer_builtins.
12629 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
12631 Copyright (C) 2016 Free Software Foundation, Inc.
12633 Copying and distribution of this file, with or without modification,
12634 are permitted in any medium without royalty provided the copyright
12635 notice and this notice are preserved.