1 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
5 lhs if it has TREE_ADDRESSABLE type.
7 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
10 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
11 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
13 2016-05-18 Martin Jambor <mjambor@suse.cz>
16 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
17 input for NOP_EXPR pass-through functions.
18 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
19 aggregate global constant VAR_DECLs in constant jump functions.
21 2016-05-18 Martin Jambor <mjambor@suse.cz>
24 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
25 from TREE_READONLY parameters.
27 2016-05-18 Martin Jambor <mjambor@suse.cz>
30 * cgraph.h (cgraph_indirect_call_info): New field
31 guaranteed_unmodified.
32 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
33 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
35 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
36 pass the parameter value to ipa_find_agg_cst_for_param.
37 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
38 guaranteed_unmodified, store AA results there instead of bailing out
40 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
41 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
42 (find_constructor_constant_at_offset): New function.
43 (ipa_find_agg_cst_from_init): Likewise.
44 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
45 static initializers of contants, report back through a new paameter
46 from_global_constant if that was the case.
47 (try_make_edge_direct_simple_call): Also pass parameter value to
48 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
50 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
51 (ipa_read_indirect_edge_info): Likewise.
52 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
53 (ipa_load_from_parm_agg): Likewise.
55 2016-05-18 Jiong Wang <jiong.wang@arm.com>
57 PR rtl-optimization/71150
58 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
61 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
64 * config/rs6000/constraints.md (wE constraint): New constraint
65 for a vector constant that can be loaded with XXSPLTIB.
66 (wM constraint): New constraint for a vector constant of a 1's.
67 (wS constraint): New constraint for a vector constant that can be
68 loaded with XXSPLTIB and a vector sign extend instruction.
69 * config/rs6000/predicates.md (xxspltib_constant_split): New
70 predicates for wE/wS constraints.
71 (xxspltib_constant_nosplit): Likewise.
72 (easy_vector_constant): Add support for constants that can be
74 (all_ones_constant): New predicate for vector constant with all
76 (splat_input_operand): Add support for ISA 3.0 word splat operations.
77 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
78 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
79 instruction and possibly with a sign extension.
80 (output_vec_const_move): Add support for XXSPLTIB. If we are
81 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
82 instead of XXLXOR/XXLORC.
83 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
85 (rs6000_legitimize_reload_address): Likewise.
86 (rs6000_output_move_128bit): Use output_vec_const_move to emit
88 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
89 combine VSX_M and VSX_M2 into one iterator.
91 (VSINT_84): New iterators for loading constants with XXSPLTIB.
92 (VSINT_842): Likewise.
93 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
94 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
96 (xxspltib_<mode>_nosplit): Likewise.
97 (xxspltib_<mode>_split): New insn to load up constants with
98 XXSPLTIB and a sign extend instruction.
99 (vsx_mov<mode>): Replace single move that handled all vector types
100 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
101 moves (when -mvsx-timode is in effect) into the main vector
102 moves. Eliminate separate moves for <VSr> <VSa>, where the
103 preferred register class (<VSr>) is listed first, and the
104 secondary register class (<VSa>) is listed second with a '?' to
105 discourage use. Prefer loading 0/-1 in any VSX register for ISA
106 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
107 that if the register was involved in a slow operation, the
108 clear/set operation does not wait for the slow operation to
109 finish. Adjust the length attributes for 32-bit mode. Use
110 rs6000_output_move_128bit and drop the use of the string
111 instructions for 32-bit movti when -mvsx-timode is in effect. Use
112 spacing so that the alternatives and attributes don't generate
113 long lines, and put things in columns, so that it is easier to
114 match up the operands and attributes with the insn alternatives.
115 (vsx_mov<mode>_64bit): Likewise.
116 (vsx_mov<mode>_32bit): Likewise.
117 (vsx_movti_64bit): Fold movti into normal vector moves.
118 (vsx_movti_32bit): Likewise.
119 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
121 (vsx_splat_v4si_internal): Likewise.
122 (vsx_splat_v4sf_internal): Likewise.
123 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
124 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
125 extend vector elements.
126 (vsx_sign_extend_hi_<mode>): Likewise.
127 (vsx_sign_extend_si_v2di): Likewise.
128 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
130 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
131 constraints. Add trailing period to wL documentation.
133 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
136 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
137 * tree-dfa.c (replace_abnormal_ssa_names): New function.
138 * tree-call-cdce.c: Include tree-dfa.h.
139 (can_guard_call_p): New function, extracted from...
140 (can_use_internal_fn): ...here.
141 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
143 (shrink_wrap_one_built_in_call): Likewise.
144 (use_internal_fn): Likewise.
145 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
146 and return void. Call replace_abnormal_ssa_names.
147 (pass_call_cdce::execute): Check can_guard_call_p during the
148 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
149 will always change something.
151 2016-05-18 Martin Jambor <mjambor@suse.cz>
154 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
155 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
157 2016-05-18 Martin Jambor <mjambor@suse.cz>
160 * ipa-inline.h (condition): New field size.
161 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
162 for comaprison and store it into the new condition.
163 (evaluate_conditions_for_known_args): Use condition size to check
164 access sizes for all but CHANGED conditions.
165 (unmodified_parm_1): New parameter size_p, store access size into it.
166 (unmodified_parm): Likewise.
167 (unmodified_parm_or_parm_agg_item): Likewise.
168 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
169 (set_cond_stmt_execution_predicate): Extract access sizes and store
171 (set_switch_stmt_execution_predicate): Likewise.
172 (will_be_nonconstant_expr_predicate): Likewise.
173 (will_be_nonconstant_predicate): Likewise.
174 (inline_read_section): Stream condition size.
175 (inline_write_summary): Likewise.
177 2016-05-18 Richard Biener <rguenther@suse.de>
179 * tree-ssa-loop-im.c (determine_max_movement): Properly add
180 condition cost to PHI cost instead of total_cost.
182 2016-05-18 Martin Liska <mliska@suse.cz>
185 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
188 2016-05-18 Richard Biener <rguenther@suse.de>
190 * lto-streamer.h (LTO_major_version): Bump to 6.
192 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
194 * function.c (make_split_prologue_seq, make_prologue_seq,
195 make_epilogue_seq): New functions, factored out from...
196 (thread_prologue_and_epilogue_insns): Here.
198 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
200 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
201 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
202 of before. Add a comment.
204 2016-05-18 Bin Cheng <bin.cheng@arm.com>
206 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
207 expression pointer, not pointer to the pointer.
209 2016-05-18 Jakub Jelinek <jakub@redhat.com>
211 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
212 (avx2_pbroadcast<mode>): Add another alternative with v instead
213 of x constraints in it, using <pbroadcast_evex_isa> isa.
214 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
216 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
217 constraint x instead of v in second alternative, add avx512bw
220 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
221 constraint x instead of v in second alternative, add avx512bw
224 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
225 constraint x instead of v in second alternative, add avx512bw
228 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
229 avx512bw alternative.
231 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
233 * gcc/config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
235 (define_insn "*andnottf3"): Ditto.
236 (define_insn "*<code><mode>3"/any_logic): Ditto.
237 (define_insn "*<code>tf3"/any_logic): Ditto.
238 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
239 operand to block AVX-512VL insn variant emit when it is not enabled.
241 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
243 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
244 constraint fot SF mode.
246 2016-05-18 Petr Murzin <petr.murzin@intel.com>
247 Kirill Yukhin <kirill.yukhin@intel.com>
249 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
251 (define_insn "rsqrt14<mode>"): Ditto.
252 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
253 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
254 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
255 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
256 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
258 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
259 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
260 * config/i386/i386.c (ix86_print_operand): Expand check for size
261 override codes for Intel syntax.
263 2016-05-18 Richard Biener <rguenther@suse.de>
265 PR tree-optimization/71168
266 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
267 initialization earlier.
269 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
271 * config/aarch64/aarch64-simd.md
272 (aarch64_reduc_plus_internal<mode>): Rename to...
273 (reduc_plus_scal): ...This, and remove previous implementation.
275 2016-05-18 Richard Biener <rguenther@suse.de>
277 * passes.def: Put late dse and cd_dce in canonical order.
279 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
281 * ipa-inline-transform.c (preserve_function_body_p): Look for
282 first non-thunk clone.
283 (save_function_body): Save into first non-thunk.
284 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
286 (lto_output_node): Inline thunks don't need body in every
288 * lto-streamer-in.c: Do not fixup thunk clones.
289 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
291 * tree-inline.c (copy_bb): Be prepared for target node to be new after
294 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
297 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
298 (reassociate_bb): Call transform_add_to_multiply.
300 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
302 * config/aarch64/aarch64.c (all_extensions): Removed unused
305 2016-05-17 Nathan Sidwell <nathan@acm.org>
307 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
308 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
310 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
312 PR tree-optimization/54579
314 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
316 2016-05-17 Marek Polacek <polacek@redhat.com>
319 * tree-inline.c (expand_call_inline): Call
320 maybe_remove_unused_call_args.
322 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
324 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
325 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
326 * doc/md.texi (fmin@var{m}3): Likewise.
328 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
330 * match.pd (X & C): New transformation.
332 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
334 * match.pd (~X & Y): New transformation.
336 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
338 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
339 information for new SSA_NAME.
340 (simplify_conversion_using_ranges): Get range through get_range_info
341 instead of get_value_range.
343 2016-05-17 Jiong Wang <jiong.wang@arm.com>
345 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
346 Remove inline assembly.
347 (vmvn_s16): Likewise.
348 (vmvn_s32): Likewise.
350 (vmvn_u16): Likewise.
351 (vmvn_u32): Likewise.
352 (vmvnq_s8): Likewise.
353 (vmvnq_s16): Likewise.
354 (vmvnq_s32): Likewise.
355 (vmvnq_u8): Likewise.
356 (vmvnq_u16): Likewise.
357 (vmvnq_u32): Likewise.
359 (vmvnq_p16): Likewise.
361 2016-05-17 Jiong Wang <jiong.wang@arm.com>
363 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
365 (vmul_n_s16): Likewise.
366 (vmul_n_s32): Likewise.
367 (vmul_n_u16): Likewise.
368 (vmul_n_u32): Likewise.
369 (vmulq_n_f32): Likewise.
370 (vmulq_n_f64): Likewise.
371 (vmulq_n_s16): Likewise.
372 (vmulq_n_s32): Likewise.
373 (vmulq_n_u16): Likewise.
374 (vmulq_n_u32): Likewise.
376 2016-05-17 Jiong Wang <jiong.wang@arm.com>
378 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
379 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
381 2016-05-17 Jiong Wang <jiong.wang@arm.com>
383 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
384 to *aarch64_fma4_elt_from_dup<mode>.
385 (*aarch64_fnma4_elt_to_128df): Rename to
386 *aarch64_fnma4_elt_from_dup<mode>.
387 * config/aarch64/arm_neon.h (vfma_n_f64): New.
388 (vfms_n_f32): Likewise.
389 (vfms_n_f64): Likewise.
390 (vfmsq_n_f32): Likewise.
391 (vfmsq_n_f64): Likewise.
393 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
395 * wide-int.h: Change fixed_wide_int_storage from class to struct.
397 2016-05-17 Richard Biener <rguenther@suse.de>
399 PR tree-optimization/71132
400 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
401 Only add control dependences for blocks in the loop.
403 (generate_code_for_partition): Return whether loop should
404 be destroyed and delay that.
405 (distribute_loop): Likewise.
406 (pass_loop_distribution::execute): Record loops to be destroyed
407 and perform delayed destroying of loops.
409 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
412 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
414 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
416 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
418 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
421 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
422 insertion point for instructions generated by validize_mem.
424 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
426 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
429 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
431 * config/aarch64/aarch64.c
432 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
435 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
437 * doc/invoke.texi (AArch64 Options): Various updates.
439 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
441 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
442 into instrumentation thunks.
443 * cif-code.def (CIF_CHKP): New.
445 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
447 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
449 2016-05-16 Martin Jambor <mjambor@suse.cz>
451 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
452 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
454 2016-05-16 Marek Polacek <polacek@redhat.com>
456 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
459 2016-05-16 Martin Jambor <mjambor@suse.cz>
462 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
463 the outlined kernel function.
465 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
467 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
468 (ISA_HAS_DLSA): Ditto.
470 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
472 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
474 2016-05-16 Nathan Sidwell <nathan@acm.org>
476 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
477 (nvptx_name_replacement): Restore. Add comment.
478 (write_fn_proto, write_fn_proto_from_insn,
479 nvptx_output_call_insn): Restore
480 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
482 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
484 * config/aarch64/aarch64.md
485 (add<mode>3_compareC_cconly_imm): Remove use of %w.
486 (add<mode>3_compareC_imm): Likewise.
487 (<optab>si3_uxtw): Split into register and immediate variants.
488 (andsi3_compare0_uxtw): Likewise.
489 (and<mode>3_compare0): Likewise.
490 (and<mode>3nr_compare0): Likewise.
491 (stack_protect_test_<mode>): Don't use %x for memory operands.
493 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
495 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
497 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
499 * gcc/config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
500 Split integer shifts into shift_reg and bfm.
501 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
502 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
503 (ror<mode>3_insn): Likewise.
504 (<optab>si3_insn_uxtw): Likewise.
505 (<optab><mode>3_insn): Change to rotate_imm.
506 (extr<mode>5_insn_alt): Likewise.
507 (extrsi5_insn_uxtw): Likewise.
508 (extrsi5_insn_uxtw_alt): Likewise.
510 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
512 * doc/tm.texi: Regenerate.
513 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
514 (TARGET_INVALID_RETURN_TYPE): Remove.
515 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
516 TARGET_INVALID_RETURN_TYPE.
517 * target.def (invalid_parameter_type): Remove.
518 (invalid_return_type): Remove.
520 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
522 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
523 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
525 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
527 (preserve_function_body_p): No need to preserve function body
528 * cif-codes.def (CIF_THUNK): Remove.
529 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
531 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
533 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
535 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
537 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
540 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
542 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
543 (inline_small_functions): Do not look for function symbol when
546 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
548 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
551 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
552 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
553 Jiong Wang <jiong.wang@arm.com>
555 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
556 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
557 Define __ARM_FP16_ARGS when appropriate.
558 * config/arm/arm.c (arm_invalid_parameter_type): Remove
560 (arm_invalid_return_type): Likewise.
561 (TARGET_INVALID_PARAMETER_TYPE): Remove.
562 (TARGET_INVALID_RETURN_TYPE): Remove.
563 (aapcs_vfp_sub_candidate): Allow HFmode.
564 (aapcs_vfp_allocate): Add comment. Support HFmode.
565 (aapcs_vfp_allocate_return_reg): Likewise.
566 (struct aapcs_cp_arg_layout): Slightly reword comments for
567 is_return_candidate and allocate_return_reg.
568 (output_mov_vfp): Update assert.
569 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
571 (arm_invalid_parameter_type): Remove.
572 (amr_invalid_return_type): Remove.
573 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
574 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
575 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
577 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
579 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
580 * config/aarch64/arch64-protos.h
581 (aarch64_legitimize_reload_address): Remove.
582 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
585 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
587 * configure.ac: Add ACX_NONCANONICAL_HOST.
588 * configure: Regenerate.
589 * Makefile.in: Set host_noncanonical.
591 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
594 * config/i386/i386.md (*movtf_internal): Before register allocation,
595 do not allow FP constants for CM_MEDIUM memory model, allow only
596 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
597 (*movxf_internal): Ditto.
598 (*movdf_internal): Ditto.
599 (*movsf_internal): Ditto.
601 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
603 PR rtl-optimization/67483
604 * combine.c (make_compound_operation): Don't call extract_left_shift
605 with negative shift amounts.
607 2016-05-13 Jakub Jelinek <jakub@redhat.com>
610 * fold-const.c (fold_checksum_tree): Allow modification
611 of TYPE_ALIAS_SET during folding.
613 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
614 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
615 (ix86_split_to_parts): Likewise. Fix up formatting.
617 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
619 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
620 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
623 2016-05-13 Nathan Sidwell <nathan@acm.org>
625 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
626 (nvptx_name_replacement): Delete.
627 (write_fn_proto, write_fn_proto_from_insn,
628 nvptx_output_call_insn): Remove nvptx_name_replacement call.
629 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
630 * langhooks.c (add_builtin_funcction_common): Call
631 targetm.mangle_decl_assembler_name.
633 * config/nvptx/nvptx.c (write_fn_proto): Handle
634 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
636 2016-05-13 Martin Liska <mliska@suse.cz>
638 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
639 and PRIu64 in printf format.
641 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
643 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
646 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
648 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
649 Change --param max-completely-peeled-times to
650 --param max-completely-peel-times in dump file printing.
652 2016-05-13 Richard Biener <rguenther@suse.de>
654 PR tree-optimization/42587
655 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
656 (find_bswap_or_nop_1): Likewise.
657 (bswap_replace): Likewise.
659 2016-05-13 Martin Liska <mliska@suse.cz>
661 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
662 Initialize a variable with default value.
664 2016-05-13 Martin Liska <mliska@suse.cz>
666 * doc/invoke.texi: Enhance explanation of error recovery
669 2016-05-13 Martin Liska <mliska@suse.cz>
671 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
672 (struct cost_pair): Change inv_expr_id (int) to inv_expr
674 (struct iv_inv_expr_ent): Comment struct fields.
675 (sort_iv_inv_expr_ent): New function.
676 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
677 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
678 a hash_map between iv_inv_expr_ent and number of usages.
679 (niter_for_exit): Fix coding style.
680 (tree_ssa_iv_optimize_init): Use renamed variable.
681 (determine_base_object): Fix coding style.
682 (alloc_iv): Likewise.
683 (find_interesting_uses_outside): Likewise.
684 (add_candidate_1): Likewise.
685 (add_standard_iv_candidates): Likewise.
686 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
687 (prepare_decl_rtl): Fix coding style.
688 (get_address_cost): Likewise.
689 (get_shiftadd_cost): Likewise.
690 (force_expr_to_var_cost): Likewise.
691 (compare_aff_trees): Likewise.
692 (get_expr_id): Restructure the function.
693 (get_loop_invariant_expr_id): Renamed to
694 get_loop_invariant_expr.
695 (get_computation_cost_at): Replace usage of inv_expr_id with
697 (get_computation_cost): Likewise.
698 (determine_group_iv_cost_generic): Likewise.
699 (determine_group_iv_cost_address): Likewise.
700 (iv_period): Fix coding style.
701 (iv_elimination_compare_lt): Likewise.
702 (may_eliminate_iv): Likewise.
703 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
705 (determine_group_iv_costs): Dump invariant expressions.
706 (iv_ca_recount_cost): Use the newly added hash_map.
707 (iv_ca_set_remove_invariants): Fix coding style.
708 (iv_ca_set_add_invariants): Fix coding style.
709 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
711 (iv_ca_set_cp): Likewise.
712 (iv_ca_new): Initialize the newly added hash_map and remove
713 initialization of fields.
714 (iv_ca_free): Delete the hash_map.
715 (iv_ca_dump): Dump invariant expressions.
716 (iv_ca_extend): Fix coding style.
717 (try_add_cand_for): Likewise.
718 (create_new_ivs): Dump information about # of avg iterations and
719 # of used invariant expressions.
720 (rewrite_use_compare): Fix coding style.
721 (free_loop_data): Set default value for max_inv_expr_id.
723 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
725 * cse.c (rest_of_handle_cse): Use cleanup_cfg
726 returned value cse_cfg_altered computation.
727 (rest_of_handle_cse2): Likewise.
728 (rest_of_handle_cse_after_global_opts): Likewise.
730 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
733 * config/arm/arm.c (arm32_output_mi_thunk): New.
734 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
735 to split Thumb1 vs TARGET_32BIT functionality.
736 (arm_thumb1_mi_thunk): New.
738 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
740 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
743 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
746 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
748 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
750 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
751 (expand_builtin_trap): Emit a regular call.
752 (set_builtin_user_assembler_name): Remove obsolete cases.
753 * dse.c (scan_insn): Adjust.
754 * except.c: Include calls.h.
755 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
756 emit a regular call to setjmp.
757 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
758 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
759 (emit_block_move_via_libcall): Delete.
760 (block_move_fn): Delete.
761 (init_block_move_fn): Likewise.
762 (emit_block_move_libcall_fn): Likewise.
763 (emit_block_op_via_libcall): New function.
764 (set_storage_via_libcall): Tidy up and use memset builtin.
765 (block_clear_fn): Delete.
766 (init_block_clear_fn): Likewise.
767 (clear_storage_libcall_fn): Likewise.
768 (expand_assignment): Call emit_block_move_via_libcall.
769 Do not include gt-expr.h.
770 * expr.h (emit_block_op_via_libcall): Declare.
771 (emit_block_copy_via_libcall): New inline function.
772 (emit_block_move_via_libcall): Likewise.
773 (emit_block_comp_via_libcall): Likewise.
774 (block_clear_fn): Delete.
775 (init_block_move_fn): Likewise.
776 (init_block_clear_fn): Likewise.
777 (emit_block_move_via_libcall): Likewise.
778 (set_storage_via_libcall): Add default parameter value.
779 * libfuncs.h (enum libfunc_index): Remove obsolete values.
780 (abort_libfunc): Delete.
781 (memcpy_libfunc): Likewise.
782 (memmove_libfunc): Likewise.
783 (memcmp_libfunc): Likewise.
784 (memset_libfunc): Likewise.
785 (setbits_libfunc): Likewise.
786 (setjmp_libfunc): Likewise.
787 (longjmp_libfunc): Likewise.
788 (profile_function_entry_libfunc): Likewise.
789 (profile_function_exit_libfunc): Likewise.
790 (gcov_flush_libfunc): Likewise.
791 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
792 and DECL_VISIBILITY on the declaration.
793 (init_optabs): Do not initialize obsolete libfuncs.
794 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
795 * tree-core.h (ECF_RET1): Define.
796 (ECF_TM_PURE): Adjust.
797 (ECF_TM_BUILTIN): Likewise.
798 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
799 (build_common_builtin_nodes): Initialize abort builtin.
800 Add ECF_RET1 on memcpy, memmove and memset builtins.
801 Pass final flags for alloca and alloca_with_align builtins.
802 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
804 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
805 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
806 set_storage_via_libcall and call emit_block_copy_via_libcall.
808 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
810 * config/i386/i386.md (*call_got_x32): Change operand 0 to
811 DImode before it is passed to ix86_output_call_operand.
812 (*call_value_got_x32): Ditto for operand 1.
814 2016-05-12 Jiong Wang <jiong.wang@arm.com>
816 PR rtl-optimization/70904
817 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
818 reload for wide mode.
820 2016-05-12 Marek Polacek <polacek@redhat.com>
823 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
824 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
825 * langhooks.h (incomplete_type_error): Likewise.
826 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
827 parameter, pass it down to incomplete_type_error.
828 * tree.h (size_in_bytes): New inline overload.
829 (size_in_bytes_loc): Renamed from size_in_bytes.
831 2016-05-12 Richard Biener <rguenther@suse.de>
833 PR tree-optimization/71059
834 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
835 nary before looking up or entering the expression into the VN
837 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
838 Make sure to re-use NARYs without result as inserted by
841 2016-05-12 Richard Biener <rguenther@suse.de>
843 PR tree-optimization/71062
844 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
846 * tree-ssa-structalias.c (set_uids_in_ptset): Set
847 vars_contains_restrict if the var is a restrict tag.
848 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
849 do not disambiguate pointers against it.
850 (dump_points_to_solution): Re-structure and adjust for new
851 vars_contains_restrict flag.
852 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
854 2016-05-12 Martin Liska <mliska@suse.cz>
856 * doc/invoke.texi: Explain connection between
857 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
859 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
861 PR tree-optimization/71006
862 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
863 consider COND_EXPR as a mask producer.
865 2016-05-12 Marek Polacek <polacek@redhat.com>
868 * opts.c (common_handle_option): Detect missing argument for --help^.
870 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
873 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
874 when popping the PC and within an interrupt handler routine.
875 Add missing tab to output of "ldmfd".
876 (output_return_instruction): Output LDMFD with SP update rather
877 than POP when returning from interrupt handler.
879 2016-05-12 Jakub Jelinek <jakub@redhat.com>
881 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
882 TARGET_64BIT && TARGET_AVX512DQ.
883 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
884 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
885 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
886 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
887 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
888 (*vec_extractv4si_zext): Add avx512dq alternative.
889 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
890 use v instead of x constraint in other alternatives where possible.
892 * config/i386/sse.md (sse2_loadld): Use v instead of x
893 constraint in alternatives 0,1,4.
895 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
896 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
897 v constraints instead of x and <pinsr_evex_isa> isa attribute.
900 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
901 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
902 is not emitted unless TARGET_AVX512BW.
903 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
904 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
905 for the result operand.
907 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
908 constraint instead of x in avx alternatives. Use maybe_evex instead
911 * config/i386/constraints.md (Yv): New constraint.
912 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
913 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
914 * config/i386/i386.md (avx512fvecmode): New mode attr.
915 (*pushtf): Use v constraint instead of x.
916 (*movtf_internal): Likewise. For TARGET_AVX512VL and
917 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
918 (*absneg<mode>2): Use Yv constraint instead of x constraint.
919 (*absnegtf2_sse): Likewise.
920 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
921 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
922 avx512f alternatives.
923 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
925 2016-05-12 Richard Biener <rguenther@suse.de>
927 PR tree-optimization/71060
928 * tree-data-ref.c (initialize_data_dependence_relation): Do not
929 require exact match of DR_BASE_OBJECT but only matching address and
932 2016-05-12 Richard Biener <rguenther@suse.de>
934 PR tree-optimization/70986
935 * cfganal.c: Include cfgloop.h.
936 (dfs_find_deadend): Prefer to take edges exiting loops.
938 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
940 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
941 compile and run time.
943 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
946 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
948 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
950 * config/i386/i386.c (legitimize_pic_address): Use
951 copy_to_suggested_reg instead of gen_movsi.
953 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
955 * config/rs6000/predicates.md (quad_memory_operand): Move most of
956 the code into quad_address_p and call it to share code with
957 vsx_quad_dform_memory_operand.
958 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
960 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
961 bit instead of being a separate word. Split -mpower9-dform into
962 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
963 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
964 for the register class supporting 128-bit quad word memory offsets.
965 (mode_supports_vsx_dform_quad): Helper function to return if the
966 register class uses quad word memory offsets.
967 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
968 (rs6000_debug_reg_global): Always print if we are using LRA or not.
969 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
970 instructions are enabled, set up the appropriate addr_masks for
972 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
973 -mpower9-dform-scalar, instead of -mpower9-dform.
974 (rs6000_option_override_internal): Split -mpower9-dform into two
975 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
976 -mpower9-dform switch sets or clears both. If we are not using
977 the LRA register allocator, do not enable -mpower9-dform-vector by
978 default. If we are using LRA, enable -mpower9-dform-vector and
979 -mvsx-timode if it is appropriate. Issue a warning if either
980 -mpower9-dform-vector or -mvsx-timode are explicitly used without
982 (quad_address_offset_p): New helper function to return if the
983 offset is legal for quad word memory instructions.
984 (quad_address_p): New function to determin if GPR or vector
985 register quad word memory addresses are legal.
986 (mem_operand_gpr): Validate quad word address offsets.
987 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
988 d-form (register + offset) instructions.
989 (offsettable_ok_by_alignment): Likewise.
990 (rs6000_legitimate_offset_address_p): Likewise.
991 (legitimate_lo_sum_address_p): Likewise.
992 (rs6000_legitimize_address): Likewise.
993 (rs6000_legitimize_reload_address): Add more debug statements for
995 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
997 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
998 d-form instructions. Distinguish different cases in debug
999 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
1000 d-form instructions.
1001 (rs6000_preferred_reload_class): Likewise.
1002 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
1003 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
1004 of the ISA 2.06 indexed memory instructions.
1005 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
1006 use them to save/restore the saved vector registers instead of
1007 using Altivec instructions.
1008 (rs6000_emit_epilogue): Likewise.
1009 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
1010 (rs6000_opt_masks): Split -mpower9-dform into
1011 -mpower9-dform-scalar and -mpower9-dform-vector.
1012 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
1014 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
1015 ISA 3.0 vector indexed memory instructions, and fold the code into
1016 the normal mov<mode> patterns.
1017 (p9_vecstore_<mode>): Likewise.
1018 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
1020 (vsx_movti_64bit): Likewise.
1021 (vsx_movti_32bit): Likewise.
1022 * config/rs6000/constraints.md (wO constraint): New constraint for
1023 ISA 3.0 vector d-form support.
1024 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
1025 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
1026 include -mpower9-dform-vector until we switch over to LRA.
1027 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
1028 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1029 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
1030 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1031 for -mpower9-dform and -mlra.
1032 * doc/md.texi (wO constraint): Document wO constraint.
1034 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
1036 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
1037 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
1038 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
1039 Move handling of non-insn arguments inline into the sole user:
1040 (output_trans_func): ...here.
1041 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
1042 in emitted function prototype.
1043 (output_internal_insn_latency_func): Ditto. Simplify.
1044 (output_internal_maximal_insn_latency_func): Ditto. Delete
1045 always-unused argument.
1046 (output_insn_latency_func): Ditto.
1047 (output_maximal_insn_latency_func): Ditto.
1049 2016-05-11 Richard Biener <rguenther@suse.de>
1051 PR tree-optimization/71055
1052 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
1053 sth with precision not equal to access size verify we don't chop
1056 2016-05-11 Richard Biener <rguenther@suse.de>
1059 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
1060 (dwarf2out_finish): Move retry_incomplete_types call ...
1061 (dwarf2out_early_finish): ... here.
1063 2016-05-11 Richard Biener <rguenther@suse.de>
1066 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
1067 if the langhook insists on it.
1068 * fold-const.c (make_bit_field_ref): Add arg for the original
1069 reference and preserve its alias-set.
1070 (decode_field_reference): Take exp by reference and adjust it
1071 to the original memory reference.
1072 (optimize_bit_field_compare): Adjust callers.
1073 (fold_truth_andor_1): Likewise.
1074 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
1076 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
1079 * cfgrtl.h (delete_insn_and_edges): Now return bool.
1080 * cfgrtl.c (delete_insn_and_edges): Likewise.
1081 * config/i386/i386.c (convert_scalars_to_vector): Remove
1083 * cse.c (cse_insn): Compute cse_cfg_altered.
1084 (delete_trivially_dead_insns): Likewise.
1085 (cse_cc_succs): Likewise.
1086 (rest_of_handle_cse): Free dominance info if required.
1087 (rest_of_handle_cse2): Likewise.
1088 (rest_of_handle_cse_after_global_opts): Likewise.
1090 2016-05-11 Alan Modra <amodra@gmail.com>
1092 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
1093 abi_v4_pass_in_fpr): New functions.
1094 (rs6000_function_arg_boundary): Exclude complex IBM long double
1095 from 64-bit alignment when ABI_V4.
1096 (rs6000_function_arg, rs6000_function_arg_advance_1,
1097 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
1099 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
1101 PR rtl-optimization/71028
1102 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
1103 jump with just a return in the fallthrough block if the branch
1104 block contains just a return as well.
1106 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
1108 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
1109 * match.pd ((X & Y) ^ Y): ... this.
1110 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
1111 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
1113 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1115 * read-md.c (require_char_ws): New function.
1116 (read_string): Simplify using require_char_ws.
1117 (handle_constants): Likewise.
1118 (handle_enum): Likewise.
1119 (handle_file): Likewise.
1120 * read-md.h (require_char_ws): New declaration.
1121 * read-rtl.c (read_conditions): Simplify using require_char_ws.
1122 (read_mapping): Likewise.
1123 (read_rtx_code): Likewise.
1124 (read_nested_rtx): Likewise.
1126 2016-05-10 James Norris <jnorris@codesourcery.com>
1128 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
1129 if offloading is enabled and -fopenacc or -fopenmp is specified.
1130 (CRTOFFLOADEND): Likewise.
1131 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
1132 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
1134 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
1136 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
1137 gotoff_operand code paths. Use copy_to_suggested_regs and
1138 expand_simple_binop where appropriate. Cleanup.
1140 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1143 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
1145 (dimode_scalar_chain::vector_const_cost): New.
1146 (dimode_scalar_chain::compute_convert_gain): Handle constants.
1147 (dimode_scalar_chain::convert_op): Likewise.
1148 (dimode_scalar_chain::convert_insn): Likewise.
1150 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1152 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
1153 unary operation, not a binary one.
1155 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1158 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
1159 calls with type casted fndecl.
1161 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1163 PR tree-optimization/70786
1164 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
1165 * gcc/calls.c (initialize_argument_information): Bind bounds
1166 with corresponding args passed by reference.
1168 2016-05-10 Jakub Jelinek <jakub@redhat.com>
1171 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
1172 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
1173 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
1176 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1179 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
1180 code for a zero scale factor.
1181 (vsx_xvcvdpuxds_scale): Likewise.
1183 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1185 * diagnostic-show-locus.c (layout::layout): Call show_ruler
1186 if show_ruler_p was set on the context.
1187 (layout::show_ruler): New method.
1188 * diagnostic.h (struct diagnostic_context): Add field
1191 2016-05-10 Richard Biener <rguenther@suse.de>
1193 PR tree-optimization/71039
1194 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
1195 (chk_uses): New function.
1196 (propagate_with_phi): Verify we can safely replicate the lhs of an
1197 aggregate assignment on all incoming edges.
1199 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
1201 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
1203 (rx_atomic_sequence): New class.
1204 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
1205 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
1207 (rx_atomic_sequence::rx_atomic_sequence,
1208 rx_atomic_sequence::~rx_atomic_sequence): New functions.
1209 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
1210 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
1211 CTRLREG_INTB): New constants.
1212 (FETCHOP): New code iterator.
1213 (fethcop_name, fetchop_name2): New iterator code attributes.
1214 (QIHI): New mode iterator.
1215 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
1216 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
1217 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
1219 2016-05-10 Martin Liska <mliska@suse.cz>
1221 * tree-inline.c (remap_dependence_clique): Do not remap
1222 debugging statements.
1224 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1226 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
1227 ("*fixuns_truncdfdi2_z13")
1228 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
1229 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
1230 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
1232 2016-05-10 Richard Biener <rguenther@suse.de>
1234 PR tree-optimization/70497
1235 PR tree-optimization/28367
1236 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
1238 (visit_reference_op_load): ... here.
1239 (vn_reference_lookup_3): Use it to handle subreg-like accesses
1240 with simplified BIT_FIELD_REFs.
1241 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
1242 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
1245 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1247 * dwarf2out.c (add_abstract_origin_attribute): Adjust
1248 documentation comment. For BLOCK nodes, add a
1249 DW_AT_abstract_origin attribute that points to the DIE generated
1250 for the origin BLOCK.
1251 (gen_lexical_block_die): Call add_abstract_origin_attribute for
1252 blocks from inlined functions.
1254 2016-05-10 Alan Modra <amodra@gmail.com>
1257 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
1258 regrename modifying insns saving lr before __morestack call.
1259 * config/rs6000/rs6000.md (split_stack_return): Similarly for
1260 insns restoring lr after __morestack call.
1262 2016-05-09 Jakub Jelinek <jakub@redhat.com>
1264 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
1265 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
1267 * config/i386/sse.md (vec_interleave_high<mode>,
1268 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
1269 <avx512>_vpermt2var<mode>3_maskz): Likewise.
1271 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1273 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
1274 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
1275 parallel reassociation for power8 and forward.
1277 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
1279 * config/i386/i386.md (absneg splitters with general regs): Use
1280 general_reg_operand predicate.
1281 (btsq peephole2): Use x86_64_immediate_operand to check if new
1282 value is suitable for immediate operand. Generate emitted insn
1283 using RTL expressions.
1284 (btcq peephole2): Ditto.
1285 (btrq peephole2): Ditto. Generate correct immediate operand
1288 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1290 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
1293 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1295 * tree-affine.c (wide_int_constant_multiple_p): Add missing
1296 pointer dereference.
1298 2016-05-09 Richard Biener <rguenther@suse.de>
1300 PR tree-optimization/70985
1301 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
1302 op0 isn't a gimple register.
1304 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
1306 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
1307 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
1308 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
1309 (i6400_fpu_mult): New cpu units.
1310 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
1311 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
1312 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
1313 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
1314 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
1315 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
1316 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
1317 (i6400_msa_long_float4, i6400_msa_long_float5)
1318 (i6400_msa_long_float8, i6400_msa_fdiv_df)
1319 (i6400_msa_fdiv_sf): New reservations.
1320 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
1321 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
1322 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
1323 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
1324 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
1325 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
1326 (msa_short_cmp, msa_short_float2, msa_short_logic3)
1327 (msa_short_store4, msa_long_load, msa_short_store)
1328 (msa_long_logic, msa_long_float2, msa_long_float4)
1329 (msa_long_float5, msa_long_float8, msa_long_mult)
1330 (msa_long_fdiv, msa_long_div): New reservations.
1332 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
1333 Sameera Deshpande <sameera.deshpande@imgtec.com>
1334 Matthew Fortune <matthew.fortune@imgtec.com>
1335 Graham Stott <graham.stott@imgtec.com>
1336 Chao-ying Fu <chao-ying.fu@imgtec.com>
1338 * config.gcc: Add MSA header file for mips*-*-* target.
1339 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
1340 (Ubv8i, Urv8): New constraints.
1341 * config/mips/mips-ftypes.def: Add function types for MSA
1343 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
1344 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
1345 * config/mips/mips-msa.md: New file.
1346 * config/mips/mips-protos.h
1347 (mips_split_128bit_const_insns): New prototype.
1348 (mips_msa_idiv_insns): Likewise.
1349 (mips_split_128bit_move): Likewise.
1350 (mips_split_128bit_move_p): Likewise.
1351 (mips_split_msa_copy_d): Likewise.
1352 (mips_split_msa_insert_d): Likewise.
1353 (mips_split_msa_fill_d): Likewise.
1354 (mips_expand_msa_branch): Likewise.
1355 (mips_const_vector_same_val_p): Likewise.
1356 (mips_const_vector_same_bytes_p): Likewise.
1357 (mips_const_vector_same_int_p): Likewise.
1358 (mips_const_vector_shuffle_set_p): Likewise.
1359 (mips_const_vector_bitimm_set_p): Likewise.
1360 (mips_const_vector_bitimm_clr_p): Likewise.
1361 (mips_msa_vec_parallel_const_half): Likewise.
1362 (mips_msa_output_division): Likewise.
1363 (mips_ldst_scaled_shift): Likewise.
1364 (mips_expand_vec_cond_expr): Likewise.
1365 * config/mips/mips.c (enum mips_builtin_type): Add
1366 MIPS_BUILTIN_MSA_TEST_BRANCH.
1367 (mips_gen_const_int_vector_shuffle): New prototype.
1368 (mips_const_vector_bitimm_set_p): New function.
1369 (mips_const_vector_bitimm_clr_p): Likewise.
1370 (mips_const_vector_same_val_p): Likewise.
1371 (mips_const_vector_same_bytes_p): Likewise.
1372 (mips_const_vector_same_int_p): Likewise.
1373 (mips_const_vector_shuffle_set_p): Likewise.
1374 (mips_symbol_insns): Forbid loading symbols via immediate for
1376 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
1378 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
1380 (mips_lx_address_p): Add support load indexed address for MSA.
1381 (mips_address_insns): Add calculation of instructions needed for
1382 stores and loads for MSA.
1383 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
1384 CONST_VECTOR for MSA and let it fall through.
1385 (mips_ldst_scaled_shift): New function.
1386 (mips_subword_at_byte): Likewise.
1387 (mips_msa_idiv_insns): Likewise.
1388 (mips_legitimize_move): Validate MSA moves.
1389 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
1390 calculation of costs for MSA division.
1391 (mips_split_move_p): Check if MSA moves need splitting.
1392 (mips_split_move): Split MSA moves if necessary.
1393 (mips_split_128bit_move_p): New function.
1394 (mips_split_128bit_move): Likewise.
1395 (mips_split_msa_copy_d): Likewise.
1396 (mips_split_msa_insert_d): Likewise.
1397 (mips_split_msa_fill_d): Likewise.
1398 (mips_output_move): Handle MSA moves.
1399 (mips_expand_msa_branch): New function.
1400 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
1401 Reinstate 'y' modifier.
1402 (mips_file_start): Add MSA .gnu_attribute.
1403 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
1405 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
1406 (mips_class_max_nregs): Add register size for MSA supported mode.
1407 (mips_cannot_change_mode_class): Allow conversion between MSA
1408 vector modes and TImode.
1409 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
1411 (mips_secondary_reload_class): Force MSA loads/stores via memory.
1412 (mips_preferred_simd_mode): Add preffered modes for MSA.
1413 (mips_vector_mode_supported_p): Add MSA supported modes.
1414 (mips_autovectorize_vector_sizes): New function.
1415 (mips_msa_output_division): Likewise.
1416 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
1417 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
1418 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
1419 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
1420 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
1421 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
1422 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
1423 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
1424 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
1425 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
1426 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
1427 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
1428 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
1429 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
1430 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
1431 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
1432 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
1433 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
1434 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
1435 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
1436 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
1437 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
1438 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
1439 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
1440 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
1441 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
1442 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
1443 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
1444 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
1445 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
1446 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
1447 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
1448 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
1449 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
1450 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
1451 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
1452 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
1453 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
1454 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
1455 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
1456 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
1457 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
1458 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
1459 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
1460 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1461 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1462 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1463 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1464 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1465 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1466 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1467 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1468 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
1469 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
1470 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
1471 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
1472 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
1473 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
1474 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
1475 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
1476 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
1477 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
1478 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
1479 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
1480 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
1481 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
1482 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
1483 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
1484 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
1485 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
1486 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
1487 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
1488 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
1489 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
1490 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
1491 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
1492 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
1493 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
1494 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
1495 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
1496 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
1497 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
1498 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
1499 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
1500 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
1501 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
1502 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
1503 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
1504 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
1505 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
1506 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
1507 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
1508 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
1509 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
1510 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
1511 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
1512 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
1513 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
1514 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
1515 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
1516 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
1517 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
1518 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
1519 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
1520 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
1521 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
1522 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
1523 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
1524 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
1525 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
1526 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
1527 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
1528 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
1529 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
1530 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
1531 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
1532 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
1533 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
1534 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
1535 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
1536 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
1537 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
1538 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
1539 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
1540 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
1541 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
1542 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
1543 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
1544 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
1545 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
1546 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
1547 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
1548 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
1549 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
1550 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
1551 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
1552 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
1553 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
1554 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
1555 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
1556 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
1557 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
1558 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
1559 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
1560 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
1561 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
1562 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
1563 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
1564 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
1565 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
1566 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
1568 (mips_get_builtin_decl_index): New array.
1569 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
1570 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
1571 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
1572 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
1573 (mips_init_builtins): Initialize mips_get_builtin_decl_index
1575 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1577 (mips_expand_builtin_insn): Prepare operands for
1578 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
1579 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
1580 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
1581 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
1582 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
1583 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
1584 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
1585 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
1586 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
1587 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
1588 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
1589 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
1590 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
1591 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
1592 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
1593 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
1594 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
1595 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
1596 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
1597 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
1598 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
1599 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
1600 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
1601 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
1602 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
1603 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
1604 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
1605 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
1606 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
1607 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
1608 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
1609 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1610 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1611 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1612 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1613 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1614 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1615 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1616 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1617 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1618 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1619 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1620 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1621 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1622 These are set implicitly and an error is reported if overridden.
1623 (mips_expand_builtin_msa_test_branch): New function.
1624 (mips_expand_msa_shuffle): Likewise.
1625 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1626 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1627 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1628 (mips_expand_vec_unpack): Add support for MSA.
1629 (mips_expand_vector_init): Likewise.
1630 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1631 instead of const0_rtx.
1632 (mips_msa_vec_parallel_const_half): New function.
1633 (mips_gen_const_int_vector): Likewise.
1634 (mips_gen_const_int_vector_shuffle): Likewise.
1635 (mips_expand_msa_cmp): Likewise.
1636 (mips_expand_vec_cond_expr): Likewise.
1637 * config/mips/mips.h
1638 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1639 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1641 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1642 (ISA_HAS_MSA): New macro.
1643 (UNITS_PER_MSA_REG): Likewise.
1644 (BITS_PER_MSA_REG): Likewise.
1645 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1646 (MSA_REG_FIRST): New macro.
1647 (MSA_REG_LAST): Likewise.
1648 (MSA_REG_NUM): Likewise.
1649 (MSA_REG_P): Likewise.
1650 (MSA_REG_RTX_P): Likewise.
1651 (MSA_SUPPORTED_MODE_P): Likewise.
1652 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1653 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1654 * config/mips/mips.md: Include mips-msa.md.
1655 (alu_type): Add simd_add.
1656 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1657 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1658 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1659 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1660 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1661 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1662 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1663 simd_move, simd_load, simd_store. Choose "multi" for moves
1665 (qword_mode): New attribute.
1666 (insn_count): Add instruction count for quad moves.
1667 Increase the count for MIPS SIMD division.
1668 (UNITMODE): Add UNITMODEs for vector types.
1669 (addsub): New code iterator.
1670 * config/mips/mips.opt (mmsa): New option.
1671 * config/mips/msa.h: New file.
1672 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1674 * config/mips/mti-linux.h: Likewise.
1675 * config/mips/predicates.md
1676 (const_msa_branch_operand): New constraint.
1677 (const_uimm3_operand): Likewise.
1678 (const_uimm4_operand): Likewise.
1679 (const_uimm5_operand): Likewise.
1680 (const_uimm8_operand): Likewise.
1681 (const_imm5_operand): Likewise.
1682 (aq10b_operand): Likewise.
1683 (aq10h_operand): Likewise.
1684 (aq10w_operand): Likewise.
1685 (aq10d_operand): Likewise.
1686 (const_m1_operand): Likewise.
1687 (reg_or_m1_operand): Likewise.
1688 (const_exp_2_operand): Likewise.
1689 (const_exp_4_operand): Likewise.
1690 (const_exp_8_operand): Likewise.
1691 (const_exp_16_operand): Likewise.
1692 (const_vector_same_val_operand): Likewise.
1693 (const_vector_same_simm5_operand): Likewise.
1694 (const_vector_same_uimm5_operand): Likewise.
1695 (const_vector_same_uimm6_operand): Likewise.
1696 (const_vector_same_uimm8_operand): Likewise.
1697 (par_const_vector_shf_set_operand): Likewise.
1698 (reg_or_vector_same_val_operand): Likewise.
1699 (reg_or_vector_same_simm5_operand): Likewise.
1700 (reg_or_vector_same_uimm6_operand): Likewise.
1701 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1703 * doc/invoke.texi (-mmsa): Document new option.
1705 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1707 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1708 * configure: Regenerate.
1709 * config.in: Regenerate.
1710 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1712 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1713 (ENDFILE_VTV_SPEC): Define.
1715 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1717 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1718 registers in all interrupt handlers if necessary.
1719 (rl78_option_override): Add warning.
1720 (MUST_SAVE_MDUC_REGISTERS): New macro.
1721 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1722 * config/rl78/rl78.c (check_mduc_usage): New function.
1723 (mduc_regs): New structure to hold MDUC register data.
1724 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1725 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1726 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1727 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1728 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1729 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1731 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1733 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1734 (tree-ssa-loop-niter.h): Ditto.
1735 (idx_within_array_bound, ref_within_array_bound): New functions.
1736 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1737 Factor out check on writable base object to ...
1738 (base_object_writable): ... here.
1740 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1742 * config/arm/arm.md (probe_stack): Add modes to set source
1745 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1747 * regrename.c (base_reg_class_for_rename): New static function.
1748 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1750 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1752 * cgraph.c (thunk_adjust): Export.
1753 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1754 * cgraphunit.c (thunk_adjust): Export.
1755 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1757 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1759 * tree-inline.c (expand_call_inline): Expand thunks inline.
1761 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1764 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1765 (*sse2_vd_cvtss2sd): Ditto.
1766 * config/i386/i386.md
1767 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1768 Generate *sse2_vd_cvtsd2ss pattern.
1769 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1770 Generate *sse2_vd_cvtss2sd pattern.
1772 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1774 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1775 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1778 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1780 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1781 * config/sh/sh.c: Define and declare variables on first use throughout
1783 (current_function_interrupt): Change to bool type.
1784 (frame_insn): Rename to emit_frame_insn and update users.
1785 (push_regs): Use bool for 'interrupt_handler' argument.
1786 (save_schedule_s): Remove.
1787 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1788 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1789 targetm.asm_out.unaligned_op.di.
1790 (gen_far_branch): Remove redundant forward declaration.
1791 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1792 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1793 (sh_set_return_address, sh_function_ok_for_sibcall,
1794 scavenge_reg): Update comments.
1795 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1796 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1797 (sh_attr_renesas_p): Remove unnecessary parentheses.
1798 (branch_dest): Simplify.
1799 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1800 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1801 (CUMULATIVE_ARGS): Change macro to typedef.
1802 (current_function_interrupt): Change to bool type.
1803 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1804 Surround with __cplusplus ifdef.
1805 (sh_compare_op0, sh_compare_op1): Remove.
1806 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1808 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1810 * config/arm/arm.md: (arch): Add neon.
1811 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1812 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1813 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1814 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1815 attributes for alt renumbering. Mark alt 3 as non-predicable.
1816 (thumb2_movdf_vfp): Likewise.
1818 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1820 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1821 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1822 (*andqi_1): Add preferred_for_speed attribute to disparage
1823 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1824 (*<code>qi_1): Ditto.
1825 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1826 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1827 (*ashlqi3_1): Ditto.
1828 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1829 Add preferred_for_size attribute to disparage alternative 0 and
1830 preferred_for_speed attribute to disparage alternative 1 for
1831 TARGET_PARTIAL_REG_STALL targets.
1833 2016-05-07 Tom de Vries <tom@codesourcery.com>
1835 PR tree-optimization/70956
1836 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1839 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1841 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1842 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1843 * config/sh/sh.md (branch_zero): Remove define_attr.
1844 (define_delay): Disable delay slot if branch distance is one insn.
1846 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1848 * config/i386/i386.md (LEAMODE): New mode attribute.
1849 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1850 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1851 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1852 operand 2 predicate.
1853 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1854 (*lea<mode>_general_3): Ditto.
1855 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1857 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1859 * genmddump.c (main): Convert argv from char ** to const char **.
1861 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1863 * coretypes.h (OVERRIDE): New macro.
1866 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1868 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1869 allow coalescing if the types are compatible.
1871 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1873 * pass_manager.h (pass_manager::register_pass_name): New method.
1874 (pass_manager::get_pass_by_name): New method.
1875 (pass_manager::create_pass_tab): New method.
1876 (pass_manager::m_name_to_pass_map): New field.
1877 * passes.c (name_to_pass_map): Delete global in favor of field
1878 "m_name_to_pass_map" of pass_manager.
1879 (register_pass_name): Rename from a function to...
1880 (pass_manager::register_pass_name): ...this method, updating
1881 for renaming of global "name_to_pass_map" to field
1882 "m_name_to_pass_map".
1883 (create_pass_tab): Rename from a function to...
1884 (pass_manager::create_pass_tab): ...this method, updating
1885 for renaming of global "name_to_pass_map" to field.
1886 (get_pass_by_name): Rename from a function to...
1887 (pass_manager::get_pass_by_name): ...this method.
1888 (enable_disable_pass): Convert use of get_pass_by_name to
1889 a method call, locating the pass_manager singleton.
1891 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1893 * genattr-common.c (main): Convert argv from char ** to const char **.
1894 * genattr.c (main): Likewise.
1895 * genattrtab.c (main): Likewise.
1896 * genautomata.c (initiate_automaton_gen): Likewise.
1898 * gencodes.c (main): Likewise.
1899 * genconditions.c (main): Likewise.
1900 * genconfig.c (main): Likewise.
1901 * genconstants.c (main): Likewise.
1902 * genemit.c (main): Likewise.
1903 * genenums.c (main): Likewise.
1904 * genextract.c (main): Likewise.
1905 * genflags.c (main): Likewise.
1906 * genmddeps.c (main): Likewise.
1907 * genopinit.c (main): Likewise.
1908 * genoutput.c (main): Likewise.
1909 * genpeep.c (main): Likewise.
1910 * genpreds.c (main): Likewise.
1911 * genrecog.c (main): Likewise.
1912 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1913 (init_rtx_reader_args): Likewise.
1914 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1915 (init_rtx_reader_args): Likewise.
1916 * gentarget-def.c (main): Likewise.
1917 * read-md.c (read_md_files): Likewise.
1918 * read-md.h (read_md_files): Likewise.
1920 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1922 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
1923 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
1924 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
1925 Remove unused predicate.
1926 (register_and_not_fp_reg_operand): Ditto.
1928 2016-05-06 Martin Liska <mliska@suse.cz>
1930 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
1931 instead of vec as the vector is local to the function.
1933 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1935 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
1936 avx512bw alternative.
1938 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1939 before the ashr<mode>3 pattern.
1941 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
1942 v instead of x in vex or maybe_vex alternatives, use
1943 maybe_evex instead of vex in prefix.
1945 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
1946 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1947 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1948 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1951 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1952 v instead of x in vex or maybe_vex alternatives, use
1953 maybe_evex instead of vex in prefix.
1955 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1956 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1957 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1958 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1959 alternatives, use maybe_evex instead of vex in prefix.
1961 * config/i386/sse.md (vec_interleave_lowv4sf,
1962 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1963 v instead of x in vex or maybe_vex alternatives, use
1964 maybe_evex instead of vex in prefix.
1966 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
1967 v instead of x in vex or maybe_vex alternatives, use
1968 maybe_evex instead of vex in prefix.
1970 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1971 v constraint instead of x.
1973 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1975 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1976 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1979 2016-05-06 Richard Biener <rguenther@suse.de>
1981 PR tree-optimization/70948
1982 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1983 Properly clobber all fields of va_list for __builtin_va_start.
1985 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1988 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1989 loop latch destination.
1991 2016-05-06 Martin Liska <mliska@suse.cz>
1993 * tree-ssa-uninit.c: Apply manual changes
1994 to the GNU coding style.
1995 (prune_uninit_phi_opnds): Rename from
1996 prune_uninit_phi_opnds_in_unrealizable_paths.
1998 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2000 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
2001 mspace): Remove deprecated options.
2002 * doc/invoke.texi (SH options): Remove -mspace.
2004 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2006 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
2008 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2010 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
2011 corresponding combine split pattern.
2013 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2016 * config/sh/predicates.md (long_displacement_mem_operand): New.
2017 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
2018 Add movi20, movi20s alternatives. Adjust length attribute for
2020 (movsi_ie): Allow for any FPU. Adjust length attribute for
2022 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
2023 attribute for alternatives.
2024 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
2025 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
2026 length attribute for alternatives.
2028 2016-05-06 Richard Biener <rguenther@suse.de>
2030 PR tree-optimization/70960
2031 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
2033 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2036 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
2037 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
2039 2016-05-06 Marek Polacek <polacek@redhat.com>
2042 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
2044 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2047 * config/sh/sh.md (*rotcr): Add another variant.
2049 2016-05-06 Richard Biener <rguenther@suse.de>
2052 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
2054 2016-05-06 Richard Biener <rguenther@suse.de>
2057 * fold-const.c (split_tree): Always convert to the original type
2060 2016-05-06 Richard Biener <rguenther@suse.de>
2062 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
2063 (fwprop_addr): Likewise.
2065 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2068 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
2070 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
2071 * config/i386/i386.md (push mem splitter): Use find_constant_src in
2072 the splitter condition.
2073 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
2074 the splitter condition.
2075 (FP float_extend load splitter): Ditto.
2077 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
2079 * config/i386/i386.md (peehole2 patterns): Change true_regnum
2080 to REGNO in all peephole2 patterns.
2081 (post-reload splitters): Change true_regnum to REGNO in
2082 post-reload splitters.
2083 (zero_extend splitters): Use general_reg_operand and
2084 nonimmediate_gr_operand predicates.
2086 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2088 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
2089 v constraint instead of x.
2091 2016-05-05 Alan Modra <amodra@gmail.com>
2094 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
2095 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
2096 TARGET_NO_FP_IN_TOC for -mrelocatable.
2097 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
2098 TARGET_RELOCATABLE test.
2099 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2100 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2101 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2102 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2103 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2104 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2105 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2106 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2107 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
2108 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2110 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
2111 (rs6000_stack_info): Likewise.
2112 (rs6000_elf_asm_out_constructor): Likewise.
2113 (rs6000_elf_asm_out_destructor): Likewise.
2114 (rs6000_elf_declare_function_name): Likewise.
2115 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
2116 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
2119 2016-05-05 Alan Modra <amodra@gmail.com>
2121 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
2123 2016-05-05 Alan Modra <amodra@gmail.com>
2125 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
2126 out-of-line gpr restore for one or two regs if that would add
2129 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
2132 * config/i386/i386.md
2133 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
2134 Change to post-epilogue_completed late splitter. Use sse_reg_operand
2135 as operand 0 predicate.
2136 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
2138 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
2139 Ditto. Emit the pattern using RTX.
2141 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
2142 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
2143 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
2144 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
2146 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
2147 sse_reg_operand as operand 0 predicate.
2149 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
2150 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
2151 instead of gen_rtx_REG.
2152 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
2155 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2157 * function.c (emit_use_return_register_into_block): Delete.
2158 (gen_return_pattern): Delete.
2159 (emit_return_into_block): Delete.
2160 (active_insn_between): Delete.
2161 (convert_jumps_to_returns): Delete.
2162 (emit_return_for_exit): Delete.
2163 (thread_prologue_and_epilogue_insns): Delete all code dealing with
2164 simple_return for shrink-wrapped blocks.
2165 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
2166 end of blocks that need one.
2167 (get_unconverted_simple_return): Delete.
2168 (convert_to_simple_return): Delete.
2169 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
2170 (convert_to_simple_return): Ditto.
2172 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2174 * cfgcleanup.c (bb_is_just_return): New function.
2175 (try_optimize_cfg): Simplify jumps to return, branches to return,
2176 and branches around return.
2178 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2180 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
2183 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2187 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
2188 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
2189 assert flags & OEP_HASH_CHECK, instead of asserting it
2190 never happens. Handle TARGET_EXPR.
2191 * fold-const.c (operand_equal_p): For hash verification,
2192 or in OEP_HASH_CHECK into flags.
2194 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
2196 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
2198 (compute_samebase_partition_bases): Fix typo.
2200 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2202 * config/i386/sse.md (vec_interleave_highv8sf,
2203 vec_interleave_lowv8sf, vec_interleave_highv4df,
2204 vec_interleave_lowv4df): Remove constraints from expanders.
2206 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
2208 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2210 * tree-inline.c (expand_call_inline): Fix path dealing with
2211 making lhs of call statement undefined.
2213 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2215 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
2216 Check availability on NODE, too.
2217 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
2218 (cgraph_node::call_for_symbol_and_aliases): Likewise.
2219 (varpool_node::call_for_symbol_and_aliase): Likewise.
2220 * ipa-pure-const.c (add_new_function): Analyze all bodies.
2221 (propagate_pure_const): Propagate across interposable functions, too.
2222 (skip_function_for_local_pure_const): Do not skip interposable bodies
2224 (pass_local_pure_const::execute): Update.
2226 2016-05-04 Marek Polacek <polacek@redhat.com>
2228 * doc/invoke.texi: Document -Wdangling-else.
2230 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2232 * config.gcc: Error out when conflicting multilib is detected. Do not
2233 loop over multilibs since no combination is legal.
2235 2016-05-04 Alan Modra <amodra@gmail.com>
2237 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
2238 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
2239 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2242 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
2244 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
2245 Clean up p5600 comments.
2247 2016-05-04 Richard Biener <rguenther@suse.de>
2249 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
2250 constructor simplifications.
2251 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
2253 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
2255 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
2256 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
2257 result.set_rtx is null instead of aborting.
2258 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
2260 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
2261 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
2262 *mov<mode>_store_postinc): New patterns.
2264 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
2266 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
2267 as commutative. Check both conversions are NOP.
2268 ((A & B) OP (C & B)): Remove.
2270 2016-05-04 Alan Modra <amodra@gmail.com>
2272 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
2274 2016-05-04 Alan Modra <amodra@gmail.com>
2277 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
2278 when cr2,3,4 are all fixed regs.
2280 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
2282 PR rtl-optimization/57193
2283 * opts.c (default_options_table): Revert OPT_frename_registers change.
2284 * doc/invoke.texi (-frename-registers, -O2): Likewise.
2286 2016-05-03 Martin Sebor <msebor@redhat.com>
2289 * builtins.c (fold_builtin_FILE): New function.
2290 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
2291 (fold_builtin_0): Call them.
2292 * gimplify.c (gimplify_call_expr): Remove the handling of
2293 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
2296 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
2297 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
2301 * doc/extend.texi (Function Names as Strings): Update __func__,
2302 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
2305 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2306 Richard Biener <rguenther@suse.de>
2308 PR tree-optimization/70916
2309 * tree-if-conv.c: Include cfganal.h.
2310 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
2311 and remove_fake_exit_edges around the optimization pass.
2313 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
2315 * cgraph.c (symbol_table::create_edge): Set inline_failed.
2316 (cgraph_edge::make_direct): Likewise.
2317 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
2318 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
2319 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
2320 (CIF_THUNK): New code.
2321 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
2322 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
2323 (compute_inline_parameters): Set inline_failed for thunks.
2324 (inline_analyze_function): Cleanup.
2325 * ipa-inline.c (can_inline_edge_p): Do not deal with
2326 call_stmt_cannot_inline_p.
2327 (can_early_inline_edge_p): Likewise.
2328 (early_inliner): Initialize inline_failed.
2329 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
2331 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
2333 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
2334 from nonimm_ssenomem_operand.
2335 (nonimm_ssenomem_operand): New predicate.
2336 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
2337 as operand 0 predicate.
2338 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
2339 Disable unsupported alternatives using "enabled" attribute.
2340 Use register_ssemem_operand as operand 0 predicate.
2341 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
2343 2016-05-03 Marek Polacek <polacek@redhat.com>
2346 * input.c (expansion_point_location): New function.
2347 * input.h (expansion_point_location): Declare.
2349 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
2351 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
2352 occurence with frame_offset_ ones.
2354 2016-05-03 Alan Modra <amodra@gmail.com>
2356 PR rtl-optimization/70890
2357 * ira.c (combine_and_move_insns): When moving def_insn, remove
2360 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
2362 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
2363 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
2364 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
2365 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
2367 2016-05-03 Alan Modra <amodra@gmail.com>
2369 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
2370 for SAVE_MULTIPLE/STORE_MULTIPLE.
2372 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2374 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
2375 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
2377 2016-05-03 Richard Biener <rguenther@suse.de>
2379 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
2381 (gimplify_arg): Likewise.
2382 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
2383 re-writing the result to a decl if required.
2384 (internal_get_tmp_var): Add allow_ssa parameter
2385 and override into_ssa with it.
2386 (get_formal_tmp_var): Adjust.
2387 (get_initialized_tmp_var): Add allow_ssa parameter.
2388 (gimplify_arg): Add allow_ssa parameter and avoid generating
2389 SSA names for the result false.
2390 (gimplify_call_expr): If the call may return twice do not
2391 gimplify parameters into SSA.
2392 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
2393 (gimplify_modify_expr): Adjust assert. For noreturn calls
2394 with a SSA name LHS adjust its def.
2395 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
2396 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
2397 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
2398 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
2399 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
2400 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
2401 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
2402 (optimize_target_teams): Do not allow SSA names for clause operands.
2403 (gimplify_expr): Likewise for where we mark the result addressable.
2404 * passes.def (pass_init_datastructures): Remove.
2405 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
2406 (rewrite_stmt): Likewise.
2407 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
2408 (replace_locals_op): Replace SSA names.
2409 (copy_gimple_seq_and_replace_locals): Init src_cfun.
2410 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
2411 * cgraph.c (release_function_body): Free CFG annotations only
2412 when we have a CFG. Simplify.
2413 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2414 force_gimple_operand instead of get_initialized_tmp_var.
2415 * tree-pass.h (make_pass_init_datastructures): Remove.
2416 * tree-ssa.c (execute_init_datastructures): Remove.
2417 (pass_data_init_datastructures): Likewise.
2418 (class pass_init_datastructures): Likewise.
2419 (make_pass_init_datastructures): Likewise.
2420 * omp-low.c (create_omp_child_function): Init SSA data structures.
2421 (grid_expand_target_grid_body): Likewise.
2422 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
2423 name before adding it to names_to_release.
2424 (remove_bb): Always release SSA defs.
2425 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
2426 before dereferencing it.
2427 * cgraphunit.c (init_lowered_empty_function): Always
2428 int SSA data structures.
2429 * tree-ssanames.c (release_defs): Remove assert that we are in
2431 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
2433 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2434 Uros Bizjak <ubizjak@gmail.com>
2436 PR rtl-optimization/70467
2437 * config/i386/predicates.md (x86_64_hilo_int_operand,
2438 x86_64_hilo_general_operand): New predicates.
2439 * config/i386/constraints.md (Wd): New constraint.
2440 * config/i386/i386.md (mode attr di): Use Wd instead of e.
2441 (general_hilo_operand): New mode attr.
2442 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
2443 instead of <general_operand>.
2444 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
2445 x86_64_hilo_general_operand instead of <general_operand>.
2447 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2449 PR tree-optimization/70916
2450 * tree-if-conv.c (constant_or_ssa_name): Removed.
2451 (fold_build_cond_expr): Use is_gimple_val instead of
2452 constant_or_ssa_name.
2454 PR tree-optimization/70916
2455 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
2456 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
2459 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
2460 (optimize_atomic_bit_test_and): New function.
2461 (pass_fold_builtins::execute): Use it.
2462 * optabs.def (atomic_bit_test_and_set_optab,
2463 atomic_bit_test_and_complement_optab,
2464 atomic_bit_test_and_reset_optab): New optabs.
2465 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
2466 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
2467 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
2468 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
2469 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
2470 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
2471 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
2472 * doc/md.texi (atomic_bit_test_and_set@var{mode},
2473 atomic_bit_test_and_complement@var{mode},
2474 atomic_bit_test_and_reset@var{mode}): Document.
2475 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
2476 atomic_bit_test_and_complement<mode>,
2477 atomic_bit_test_and_reset<mode>): New expanders.
2478 (atomic_bit_test_and_set<mode>_1,
2479 atomic_bit_test_and_complement<mode>_1,
2480 atomic_bit_test_and_reset<mode>_1): New insns.
2482 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
2484 PR rtl-optimization/70687
2485 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
2486 instead of unsigned HOST_WIDE_INT.
2488 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
2490 PR rtl-optimization/44281
2491 * hard-reg-set.h (struct target_hard_regs): New field
2492 x_fixed_nonglobal_reg_set.
2493 (fixed_nonglobal_reg_set): New macro.
2494 * reginfo.c (init_reg_sets_1): Initialize it.
2495 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
2497 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
2499 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2501 PR tree-optimization/56541
2502 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
2503 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
2504 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
2505 (any_complicated_phi): new static variable.
2506 (aggressive_if_conv): delete.
2507 (if_convertible_phi_p): support phis with more than two arguments.
2508 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
2509 critical pred edges.
2510 (ifcvt_split_critical_edges): support phis with more than two
2511 arguments by checking new parameter. only split critical edges
2513 (tree_if_conversion): handle simd pragma marked loop using new
2514 local variable aggressive_if_conv. check any_complicated_phi.
2516 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2518 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
2521 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2523 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
2526 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
2528 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
2529 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
2530 define_insn_and_split.
2531 (mulsi3_i): New define_insn_and_split.
2532 (mulsi3_call): Convert to define_insn.
2533 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
2536 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2538 * machmode.h (mode_complex): Add support to give the complex mode
2540 (GET_MODE_COMPLEX_MODE): Likewise.
2541 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
2542 stored by build_complex_type and gfc_build_complex_type instead of
2543 trying to figure out the appropriate mode based on the size. Raise
2544 an assertion error, if the type was not set.
2545 * genmodes.c (struct mode_data): Add field for the complex type of
2547 (blank_mode): Likewise.
2548 (make_complex_modes): Remember the complex mode created in the
2550 (emit_mode_complex): Write out the mode_complex array to map a
2551 type mode to the complex version.
2552 (emit_insn_modes_c): Likewise.
2553 * tree.c (build_complex_type): Set the complex type to use before
2554 calling layout_type.
2555 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
2556 support for __float128 complex datatypes.
2557 (rs6000_hard_regno_mode_ok): Likewise.
2558 (rs6000_setup_reg_addr_masks): Likewise.
2559 (rs6000_complex_function_value): Likewise.
2560 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
2561 __float128 and __ibm128 complex.
2562 (FLOAT128_IBM_P): Likewise.
2563 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2564 * doc/extend.texi (Additional Floating Types): Document that
2565 -mfloat128 must be used to enable __float128. Document complex
2566 __float128 and __ibm128 support.
2568 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2571 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
2572 char/short arguments promoted to int because of promote_prototypes.
2574 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2576 * config/i386/predicates.md (register_ssemem_operand): New predicate.
2577 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
2578 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
2579 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
2580 alternatives using "enabled" attribute. Use register_ssemem_operand
2581 as operand 1 predicate.
2582 (*cmpi<unord>xf_i387): Split XFmode pattern from
2583 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
2584 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
2585 *absneg<mode>2_i387. Disable unsupported alternatives using
2586 "enabled" attribute.
2587 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
2589 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2591 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
2593 (oacc_loop_process): Check mask for loop termination.
2595 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2597 * cif-code.def (CIF_THUNK): Add.
2598 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
2601 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2603 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
2604 (dump_inline_summary): Dump it.
2605 (fp_expression_p): New predicate.
2606 (estimate_function_body_sizes): Use it.
2607 (inline_merge_summary): Merge fp_expressions.
2608 (inline_read_section): Read fp_expressions.
2609 (inline_write_summary): Write fp_expressions.
2610 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2611 codegen boundary if either caller or callee is !fp_expressions.
2612 * ipa-inline.h (inline_summary): Add fp_expressions.
2613 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2614 to fp_expressions be sure the fp generation flags are updated.
2616 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2618 PR rtl-optimization/70467
2619 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2621 PR rtl-optimization/70467
2622 * ipa-pure-const.c (check_call): Handle internal calls even in
2623 ipa mode like in local mode.
2625 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2627 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2629 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2631 * match.pd (X u< X, X u> X): New transformations.
2633 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2635 * flag-types.h (enum warn_strict_overflow_code): Move ...
2636 * coretypes.h: ... here.
2637 * fold-const.h (fold_overflow_warning): Declare.
2638 * fold-const.c (fold_overflow_warning): Make non-static.
2639 (fold_comparison): Move the transformation of X +- C1 CMP C2
2640 into X CMP C2 -+ C1 ...
2641 * match.pd: ... here.
2642 * gimple-fold.c (fold_stmt_1): Protect with
2643 fold_defer_overflow_warnings.
2645 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2647 * omp-low.c (struct oacc_loop): Add 'inner' field.
2648 (new_oacc_loop_raw): Initialize it to zero.
2649 (oacc_loop_fixed_partitions): Initialize it.
2650 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2651 available partitioning.
2653 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2655 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2657 (umulsidi3): Likewise.
2658 (indirect_jump): Fix jump instruction assembly patterns.
2660 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2663 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2664 (nvptx_function_value): Assert non-NULL cfun.
2666 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2668 PR rtl-optimization/70886
2669 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2671 * cselib.h (rtx_equal_for_cselib_1): Declare.
2672 (rtx_equal_for_cselib_p: New inline function.
2673 * cselib.c (rtx_equal_for_cselib_p): Delete.
2674 (rtx_equal_for_cselib_1): Make public.
2676 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2678 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2679 (register_mixssei387nonimm_operand): Remove predicate.
2680 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2681 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2682 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2683 for TARGET_MIX_SSE_I387 alternatives.
2684 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2685 Disable unsupported alternatives using "enabled" attribute. Use
2686 nonimm_ssenomem_operand as operand 1 predicate. Also check
2687 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2689 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2691 * tree.c (cst_and_fits_in_hwi): Simplify.
2693 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2695 * tree.h (wi::to_wide): New function.
2696 * expr.c (expand_expr_real_1): Use wi::to_wide.
2697 * fold-const.c (int_const_binop_1): Likewise.
2698 (extract_muldiv_1): Likewise.
2700 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2702 * wide-int.h: Update offset_int and widest_int documentation.
2703 (WI_SIGNED_SHIFT_RESULT): New macro.
2704 (wi::binary_shift): Define signed_shift_result_type for
2705 shifts on offset_int- and widest_int-like types.
2706 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2707 * tree.h (int_bit_position): Use shift operators instead of wi::
2709 * alias.c (adjust_offset_for_component_ref): Likewise.
2710 * expr.c (get_inner_reference): Likewise.
2711 * fold-const.c (fold_comparison): Likewise.
2712 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2713 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2714 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2715 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2716 (stmt_kills_ref_p): Likewise.
2717 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2718 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2719 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2720 (ao_ref_init_from_vn_reference): Likewise.
2722 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2724 * wide-int.h: Update offset_int and widest_int documentation.
2725 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2726 (wi::binary_traits): Allow ordered comparisons between offset_int and
2727 offset_int, between widest_int and widest_int, and between either
2728 of these types and basic C types.
2729 (operator <, <=, >, >=): Define for the same combinations.
2730 * tree.h (tree_int_cst_lt): Use comparison operators instead
2731 of wi:: comparisons.
2732 (tree_int_cst_le): Likewise.
2733 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2734 (fold_nonarray_ctor_reference): Likewise.
2735 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2736 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2737 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2738 * tree-sra.c (completely_scalarize): Likewise.
2739 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2740 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2741 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2742 (check_for_binary_op_overflow): Likewise.
2743 (search_for_addr_array): Likewise.
2744 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2746 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2748 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2749 (arc_save_restore): Likewise.
2750 (arc_dwarf_register_span): Likewise.
2751 (arc_output_pic_addr_const): Initialize suffix variable.
2753 2016-05-02 Martin Liska <mliska@suse.cz>
2755 * symbol-summary.h (function_summary::function_summary):
2756 Remove checking assert for all cgraph nodes.
2757 (function_summary::get): Check summary_uid.
2758 (symtab_insertion): Check summary_uid.
2760 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2762 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2763 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2765 (arc_dwarf_register_span): Remove enum keyword.
2766 (compact_memory_operand_p): New function.
2767 * config/arc/arc.h (reg_class): Add code density register classes.
2768 (REG_CLASS_NAMES): Likewise.
2769 (REG_CLASS_CONTENTS): Likewise.
2770 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2771 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2772 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2773 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2774 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2776 (h, Rcd, Rsd, Rzd): New register constraints.
2777 (T): Use compact_memory_operand_p function.
2778 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2780 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2782 * config/sh/sh.md (*negnegt, *movtt): Remove.
2784 2016-05-02 Marek Polacek <polacek@redhat.com>
2785 Tom de Vries <tom@codesourcery.com>
2787 PR tree-optimization/70700
2788 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2789 bigger than FIRST_REF_NODE.
2791 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2794 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2796 (prepare_cbranch_operands): Don't use scratch register. Assume that
2797 function is used when pseudos can be created.
2798 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2799 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2800 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2801 define_expand. Allow it only when pseudos can be created.
2802 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2804 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2806 * config/i386/constraints.md (BC): Only allow -1 operands.
2807 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2808 Add "enabled" attribute. Update XI mode attribute calculation.
2809 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2810 (*movoi_internal_avx): Update XI mode attribute calculation.
2811 (*movti_internal): Ditto.
2813 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2815 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2816 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2818 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2820 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2821 statement on instruction code. Remove trailing spaces.
2822 (altivec_expand_stv_builtin): Likewise.
2824 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2826 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2827 (TARGET_FPU_DOUBLE): Simplify.
2828 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2829 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2830 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2831 with 'TARGET_FPU_DOUBLE'.
2832 * config/sh/sh.md: Likewise.
2834 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2836 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2837 SH_DIV_STR_FOR_SIZE): Remove.
2838 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2839 SH_DIV_STR_FOR_SIZE): Remove.
2841 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2843 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2844 logical_reg_operand): Delete.
2845 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2846 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2847 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2848 match_operand and match_test.
2849 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2850 variables on their first use. Return bool values.
2851 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2852 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2853 arith_reg_operand for input operand. Remove empty constraints.
2855 (*xorsi3_compact): Rename to xorsi3.
2856 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2857 (*zero_extend<mode>si2_disp_mem): Update comment.
2860 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2862 * config/sh/t-sh: Remove SH5 support.
2863 * config.gcc: Likewise.
2864 * configure: Likewise.
2866 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2868 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2870 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2872 * config/sh/sh.c (register_sh_passes, sh_option_override,
2873 sh_print_operand, prepare_move_operands,
2874 sh_can_follow_jump): Remove TARGET_SH1 checks.
2875 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2876 PROMOTE_MODE): Likewise.
2877 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2880 2016-04-30 Alan Modra <amodra@gmail.com>
2882 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2883 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2884 Check for user regs later to avoid unnecessary looping over regs.
2885 Merge user reg check with non-saved reg check. Don't force
2886 inline VR restore when static chain used.
2887 (rs6000_frame_related): Omit eh_frame info for user regs when
2889 (fixed_regs_p): Delete.
2891 2016-04-30 Alan Modra <amodra@gmail.com>
2893 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2894 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2897 2016-04-30 Alan Modra <amodra@gmail.com>
2900 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2901 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2904 2016-04-30 Alan Modra <amodra@gmail.com>
2906 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2907 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2908 flag_pic test for Darwin.
2910 2016-04-30 Alan Modra <amodra@gmail.com>
2912 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2913 throw_calls_crossed.
2914 (REG_FREQ_CALLS_CROSSED): Delete.
2915 (REG_N_THROWING_CALLS_CROSSED): Delete.
2916 * regstat.c (regstat_bb_compute_ri): Don't calculate
2917 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2918 (dump_reg_info): Don't print call cross frequency.
2919 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
2920 and REG_N_THROWING_CALLS_CROSSED.
2922 2016-04-30 Alan Modra <amodra@gmail.com>
2924 * regs.h (struct reg_info_t): Delete live_length.
2925 (REG_LIVE_LENGTH): Delete macro.
2926 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
2927 local_live, local_processed and local_live_last_luid params.
2928 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
2930 (regstat_compute_ri): Adjust for above. Don't set
2932 (dump_reg_info): Don't print live length.
2933 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
2934 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
2935 Localize loop_depth var.
2937 2016-04-30 Alan Modra <amodra@gmail.com>
2939 * ira.c (enum valid_equiv): New.
2940 (validate_equiv_mem): Return enum.
2941 (update_equiv_mem): Create replacement in more cases.
2942 (add_store_equivs): Update validate_equiv_mem call.
2944 2016-04-30 Alan Modra <amodra@gmail.com>
2946 * ira.c (combine_and_move_insns): Rather than scanning insns,
2947 use DF infrastucture to find use and def insns.
2949 2016-04-30 Alan Modra <amodra@gmail.com>
2951 ira.c (combine_and_move_insns): Move invariant conditions..
2952 (ira.c): ..to here. Call combine_and_move_insns before
2953 add_store_equivs. Call grow_reg_equivs later. Allocate
2954 req_equiv later using max_reg_num() rather than global max_regno.
2955 (contains_replace_regs): Delete.
2956 (add_store_equivs): Remove contains_replace_regs test.
2958 2016-04-30 Alan Modra <amodra@gmail.com>
2960 * ira.c (struct equiv_mem_data): New.
2961 (equiv_mem, equiv_mem_modified): Delete static vars.
2962 (validate_equiv_mem_from_store): Use "data" param to communicate..
2963 (validate_equiv_mem): ..from here.
2965 2016-04-30 Alan Modra <amodra@gmail.com>
2967 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2969 (update_reg_equivs): ..here. Move allocation and freeing of
2970 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2971 end_alias_analysis to..
2974 2016-04-30 Alan Modra <amodra@gmail.com>
2976 * ira.c (pdx_subregs): Delete.
2977 (struct equivalence): Add pdx_subregs field.
2978 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2980 (update_equiv_regs): Don't create or free pdx_subregs. Update
2983 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2985 * config/rs6000/altivec.h: Change definitions of vec_xl and
2987 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2988 (LD_ELEMREV_V2DI): New.
2989 (LD_ELEMREV_V4SF): New.
2990 (LD_ELEMREV_V4SI): New.
2991 (LD_ELEMREV_V8HI): New.
2992 (LD_ELEMREV_V16QI): New.
2993 (ST_ELEMREV_V2DF): New.
2994 (ST_ELEMREV_V2DI): New.
2995 (ST_ELEMREV_V4SF): New.
2996 (ST_ELEMREV_V4SI): New.
2997 (ST_ELEMREV_V8HI): New.
2998 (ST_ELEMREV_V16QI): New.
3001 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3002 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
3003 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
3004 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
3005 (altivec_expand_builtin): Add handling for
3006 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
3007 (rs6000_invalid_builtin): Add error-checking for
3008 RS6000_BTM_P9_VECTOR.
3009 (altivec_init_builtins): Define builtins used to implement vec_xl
3011 (rs6000_builtin_mask_names): Define power9-vector.
3012 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
3013 (RS6000_BTM_P9_VECTOR): Define.
3014 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
3015 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
3016 (vsx_ld_elemrev_v2df): Likewise.
3017 (vsx_ld_elemrev_v4sf): Likewise.
3018 (vsx_ld_elemrev_v4si): Likewise.
3019 (vsx_ld_elemrev_v8hi): Likewise.
3020 (vsx_ld_elemrev_v16qi): Likewise.
3021 (vsx_st_elemrev_v2df): Likewise.
3022 (vsx_st_elemrev_v2di): Likewise.
3023 (vsx_st_elemrev_v4sf): Likewise.
3024 (vsx_st_elemrev_v4si): Likewise.
3025 (vsx_st_elemrev_v8hi): Likewise.
3026 (vsx_st_elemrev_v16qi): Likewise.
3027 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
3030 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
3032 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
3034 (simplify_control_stmt_condition_1): ... here. Recurse into
3035 BIT_AND_EXPRs and BIT_IOR_EXPRs.
3037 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
3040 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
3041 (zero_extendqi<mode>2_dot): Revert earlier conversion from
3042 define_insn_and_split to define_insn.
3043 (zero_extendqi<mode>2_dot2): Same.
3044 (extendqi<mode>2_dot): Same.
3045 (extendqi<mode>2_dot2): Same.
3047 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3049 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
3050 (probe_stack): New expander.
3051 (probe_stack_<mode>): New insn pattern.
3053 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3055 * config/i386/i386.md
3056 (operations with memory inputs setting flags peephole2):
3057 Remove uneeded REG_P checks. Cleanup pattern generation.
3059 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
3061 * tree-vect-loop.c (vect_transform_loop): Fix
3062 nb_iterations_upper_bound computation for vectorized loop.
3064 2016-04-29 Marek Polacek <polacek@redhat.com>
3065 Jakub Jelinek <jakub@redhat.com>
3068 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
3069 TARGET_EXPR_SLOT as a base.
3071 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
3073 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
3074 with 'rCm2' constraints to limit possible immediate size.
3075 (*load_zeroextendqisi_update): Likewise.
3076 (*load_signextendqisi_update): Likewise.
3077 (*loadhi_update): Likewise.
3078 (*load_zeroextendhisi_update): Likewise.
3079 (*load_signextendhisi_update): Likewise.
3080 (*loadsi_update): Likewise.
3081 (*loadsf_update): Likewise.
3083 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3085 * config/i386/predicates.md (constm1_operand): Fix comparison.
3087 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3089 * testsuite/gcc.target/arc/ieee_eq.c: New test.
3091 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
3093 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
3094 remaining SH5 related settings.
3095 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
3096 shmedia_prepare_call_address): Delete.
3097 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
3098 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
3099 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
3100 UNSUPPORTED_SH2A): Remove m5 checks.
3101 (sh_divide_strategy_e): Remove SH5 division strategies.
3102 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
3103 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
3105 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
3107 * config/s390/s390.c (s390_rtx_costs): Update documentation.
3109 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3111 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
3112 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
3114 * config/s390/vector.md ("mov<mode>"): Likewise.
3116 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
3118 * config/s390/constraints.md ("U", "W"): Invoke
3119 s390_mem_constraint with "ZR" and "ZT".
3120 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
3121 addresses when using LRA. Accept also short displacements for S
3122 and T constraints. Do not check for long displacement target for
3123 S and T constraints.
3124 (s390_mem_constraint): Remove handling of U and W constraints.
3125 * config/s390/s390.md (various patterns): Remove the short
3126 displacement constraints (Q and R) if a long displacement
3127 constraint is present. Add longdisp as required CPU capability.
3128 * config/s390/vector.md: Likewise.
3129 * config/s390/vx-builtins.md: Likewise.
3131 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3134 * reload1.c (reload): Call finish_spills before
3135 restarting reload loop. Skip select_reload_regs
3136 if update_eliminables_and_spill returns true.
3138 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3140 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
3141 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
3142 (umulhisi3_imm): Update predicates and constraint letters.
3143 (umulhisi3_reg): Declare instruction as commutative.
3144 * config/arc/constraints.md (J12, J16): New constraints.
3145 * config/arc/predicates.md (short_unsigned_const_operand): New
3147 (arc_short_operand): Likewise.
3148 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
3150 2016-04-29 Richard Biener <rguenther@suse.de>
3152 PR tree-optimization/13962
3153 PR tree-optimization/65686
3154 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
3155 * tree-ssa-alias.c (ptrs_compare_unequal): New function
3156 using PTA to compare pointers.
3157 * match.pd: Add pattern for pointer equality compare simplification
3158 using ptrs_compare_unequal.
3160 2016-04-29 Richard Biener <rguenther@suse.de>
3162 * stor-layout.c (layout_type): Do not build a pointer-to-element
3165 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3167 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
3168 Use SWI mode iterator. Use general_reg_operand predicate.
3169 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
3170 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
3173 2016-04-29 Jakub Jelinek <jakub@redhat.com>
3176 * fold-const.c (operand_equal_p): Don't verify hash value equality
3178 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
3181 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3184 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
3185 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
3186 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
3187 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
3188 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
3190 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3192 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
3193 to info. Don't initialize separate fields to 0. Clean up
3196 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3198 * config/i386/i386.md (peephole2s for operations with memory inputs):
3199 Use SWI mode iterator.
3200 (peephole2s for operations with memory outputs): Ditto.
3201 Do not check for stack checking probe.
3203 (probe_stack): Remove expander.
3205 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3206 Andrew Burgess <andrew.burgess@embecosm.com>
3208 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
3209 operands as 32-bits.
3211 2016-04-28 Jason Merrill <jason@redhat.com>
3213 * gdbinit.in: Skip line-map.h.
3215 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3216 Andrew Burgess <andrew.burgess@embecosm.com>
3218 * config/arc/arc.c (arc_conditional_register_usage): Take
3219 TARGET_RRQ_CLASS into account.
3220 (arc_print_operand): Support printing 'p' and 's' operands.
3221 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
3223 (TARGET_RRQ_CLASS): Define.
3224 (IS_POWEROF2_OR_0_P): Define.
3225 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
3227 (*tst_movb): New define_insn.
3228 (*tst): Avoid recognition if it could prevent '*tst_movb'
3229 combination; replace c/CnL with c/Chs alternative.
3230 (*tst_bitfield_tst): New define_insn.
3231 (*tst_bitfield_asr): New define_insn.
3232 (*tst_bitfield): New define_insn.
3233 (andsi3_i): Add Rrq variant.
3234 (extzv): New define_expand.
3235 (insv): New define_expand.
3236 (*insv_i): New define_insn.
3237 (*movb): New define_insn.
3238 (*movb_signed): New define_insn.
3239 (*movb_high): New define_insn.
3240 (*movb_high_signed): New define_insn.
3241 (*movb_high_signed + 1): New define_split pattern.
3242 (*mrgb): New define_insn.
3243 (*mrgb + 1): New define_peephole2 pattern.
3244 (*mrgb + 2): New define_peephole2 pattern.
3245 * config/arc/arc.opt (mbitops): New option for nps400, uses
3246 TARGET_NPS_BITOPS_DEFAULT.
3247 * config/arc/constraints.md (q): Make register class conditional.
3248 (Rrq): New register constraint.
3249 (Chs): New constraint.
3250 (Clo): New constraint.
3251 (Chi): New constraint.
3252 (Cbf): New constraint.
3253 (Cbn): New constraint.
3254 (C18): New constraint.
3255 (Cbi): New constraint.
3257 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3259 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
3261 (bitmap_intersection_of_preds): Ditto.
3262 (bitmap_union_of_succs): Ditto.
3263 (bitmap_union_of_preds): Ditto.
3264 * sbitmap.c (do_popcount): Delete.
3265 (BITMAP_DEBUGGING): Delete.
3266 (sbitmap_verify_popcount): Delete.
3267 (sbitmap_alloc): Don't initialize the popcount field.
3268 (sbitmap_alloc_with_popcount): Delete.
3269 (sbitmap_resize): Don't resize the popcount array.
3270 (sbitmap_vector_alloc): Don't initialize the popcount field.
3271 (bitmap_copy): Don't copy the popcount array.
3272 (bitmap_clear): Don't clear the popcount array.
3273 (bitmap_clear): Delete the popcount array handling.
3274 (bitmap_ior_and_compl): Delete the popcount assert.
3275 (bitmap_not): Ditto.
3276 (bitmap_and_compl): Ditto.
3277 (bitmap_and): Delete the popcount array handling.
3278 (bitmap_xor): Ditto.
3279 (bitmap_ior): Ditto.
3280 (bitmap_or_and): Delete the popcount assert.
3281 (bitmap_and_or): Ditto.
3282 (popcount_table): Delete.
3283 (sbitmap_elt_popcount): Delete.
3284 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
3285 (bitmap_set_bit): Delete the popcount assert.
3286 (bitmap_clear_bit): Ditto.
3287 (sbitmap_free): Don't free the popcount array.
3288 (sbitmap_alloc_with_popcount): Delete declaration.
3289 (sbitmap_popcount): Ditto.
3291 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3292 Andrew Burgess <andrew.burgess@embecosm.com>
3294 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
3295 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
3296 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
3297 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
3298 * config/arc/arc.opt (mcmem): New option.
3299 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
3300 supply length for r/m alternative.
3301 (*extendqisi2_ac): Likewise.
3302 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
3304 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
3305 (movhi_insn): Likewise.
3306 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
3307 (*zero_extendqihi2_i): Add r/Ucm alternative.
3308 (*zero_extendqisi2_ac): Likewise.
3309 (*zero_extendhisi2_i): Likewise.
3310 * config/arc/constraints.md (Uex): New memory constraint.
3311 (Ucm): New define_constraint.
3312 * config/arc/predicates.md (long_immediate_loadstore_operand):
3313 Return 0 for MEM with cmem_address address.
3314 (cmem_address_0): New predicates.
3315 (cmem_address_1): Likewise.
3316 (cmem_address_2): Likewise.
3317 (cmem_address): Likewise.
3319 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3321 * config/rs6000/rs6000.c (machine_function): Rename
3322 insn_chain_scanned_p to spe_insn_chain_scanned_p.
3323 (rs6000_stack_info): Adjust.
3325 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3326 Andrew Burgess <andrew.burgess@embecosm.com>
3328 * config/arc/constraints.md (Usd): Convert to define_constraint.
3332 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3335 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
3336 Add new peephole2 where the first insn is *mov<mode>_or instead of
3337 *mov<mode>_internal.
3339 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
3341 * tracer.c (bb_seen): Make static.
3343 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
3345 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
3346 support, setup defaults.
3347 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
3348 * config/arc/arc.c (arc_init): Add NPS400 support.
3349 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
3350 (TARGET_ARC700): NPS400 is also an ARC700.
3351 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
3353 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3356 * config/nds32/nds32.md (casesi): Don't access the operands array
3359 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3361 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
3362 (or $-1,reg peephole2): Ditto.
3363 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
3365 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3367 * doc/extend.texi (Common Function Attributes) [optimize]:
3368 Discourage use of the optimize attribute.
3370 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
3372 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
3373 special case builtin.
3374 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3375 ALTIVEC_BUILTIN_VEC_ADDE.
3376 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3377 support for ALTIVEC_BUILTIN_VEC_ADDE.
3378 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3379 for __builtin_vec_adde.
3381 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3383 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
3384 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
3386 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3389 * doc/sourcebuild.texi (Effective-Target Keywords, Other
3390 attributes): Document cilkplus_runtime.
3392 2016-04-28 Martin Jambor <mjambor@suse.cz>
3394 * tree-cfg.c (verify_expr): Verify that local declarations belong to
3395 this function. Call verify_expr on MEM_REFs and bases of other
3398 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3400 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
3401 for WORD_REGISTER_OPERATIONS to runtime check.
3403 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3405 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
3407 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3409 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
3410 big-endian compilation.
3411 * config/arc/arc.md (addf3): Likewise.
3415 2016-04-28 Richard Biener <rguenther@suse.de>
3417 PR tree-optimization/70840
3418 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
3419 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
3420 Mark x * pow(x,c) -> pow(x,c+1) commutative.
3421 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
3423 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3425 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
3426 and explain why in a comment.
3428 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3430 * config/arc/arc.md (cpu_facility): Add fpx variant.
3431 (subdf3): Prohibit use reverse sub when assist operations option
3433 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
3434 instructions only when FPX is enabled.
3435 * testsuite/gcc.target/arc/trsub.c: New test.
3437 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3439 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
3440 mult_operator when calculating "type" attribute.
3441 (*fop_<mode>_1_i387): Ditto.
3442 (*fop_xf_1_i387): Ditto.
3443 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
3444 Use std::swap to swap operands. Use RTL expressions to generate
3447 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3448 Joern Rennecke <joern.rennecke@embecosm.com>
3450 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
3452 (emit_pic_move): Remove.
3453 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
3454 * config/arc/arc.c (emit_pic_move): Removed.
3455 (TARGET_HAVE_TLS): Define.
3456 (arc_conditional_register_usage): Test for arc_tp_regno.
3457 (arc_print_operand, arc_print_operand_address): Handle TLS
3459 (arc_needs_pcl_p): New function.
3460 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
3461 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
3462 (arc_raw_symbolic_reference_mentioned_p): Likewise.
3463 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
3464 (arc_legitimize_tls_address): Likewise.
3465 (DTPOFF_ZERO_SYM): Define.
3466 (arc_legitimize_pic_address): Make it static, handle TLS cases.
3467 (arc_output_pic_addr_const): Print TLS unspecs.
3468 (prepare_pic_move): New function, replaces emit_pic_move.
3469 (arc_legitimate_constant_p): Handle TLS unspecs.
3470 (arc_legitimate_address_p): Likewise.
3471 (arc_rewrite_small_data_p): Use assert for TLS constants.
3472 (prepare_move_operands): Use prepare_pic_move.
3473 (arc_legitimize_address): Legitimize tls addresses.
3474 (arc_epilogue_uses): Check for arc_tp_regno.
3475 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
3476 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
3478 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
3480 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
3481 %(arc_tls_extra_start_spec).
3482 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
3483 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
3485 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
3486 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
3487 (UNSPEC_TLS_OFF): Add.
3489 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
3490 (get_thread_pointersi): New patterns.
3491 * config/arc/arc.opt (mtp-regno): New option.
3492 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
3493 (move_dest_operand): Likewise.
3494 * configure: Regenerate.
3495 * configure.ac: Add arc*-*-* case to test for tls.
3496 * doc/invoke.texi (ARC options): Document mtp-regno.
3498 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3500 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
3501 the new ARC HS SIMD instructions.
3502 (arc_preferred_simd_mode): New function.
3503 (arc_autovectorize_vector_sizes): Likewise.
3504 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
3505 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
3506 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
3507 (arc_init_builtins): Add new SIMD builtin types.
3508 (arc_split_move): Handle 64 bit vector moves.
3509 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
3510 (TARGET_PLUS_QMACW): Define.
3511 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
3512 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
3513 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
3514 (VSUBADD4H): New builtins.
3515 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
3516 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
3518 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
3519 Matthias Klose <doko@debian.org>
3521 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
3523 2016-04-28 Richard Biener <rguenther@suse.de>
3526 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
3529 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
3531 * common/config/sh/sh-common.c: Remove SH5 support.
3532 * config/sh/constraints.md: Likewise.
3533 * config/sh/config/sh/elf.h: Likewise.
3534 * config/sh/linux.h: Likewise.
3535 * config/sh/netbsd-elf.h: Likewise.
3536 * config/sh/predicates.md: Likewise.
3537 * config/sh/sh-c.c: Likewise.
3538 * config/sh/sh-protos.h: Likewise.
3539 * config/sh/sh.c: Likewise.
3540 * config/sh/sh.h: Likewise.
3541 * config/sh/sh.md: Likewise.
3542 * config/sh/sh.opt: Likewise.
3543 * config/sh/sync.md: Likewise.
3544 * config/sh/sh64.h: Delete.
3545 * config/sh/shmedia.h: Likewise.
3546 * config/sh/shmedia.md: Likewise.
3547 * config/sh/sshmedia.h: Likewise.
3548 * config/sh/t-netbsd-sh5-64: Likewise.
3549 * config/sh/t-sh64: Likewise.
3550 * config/sh/ushmedia.h: Likewise.
3552 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3554 * config/i386/i386.md (sign_extend to memory peephole2s): Use
3555 general_reg_operand instead of register_operand predicate.
3557 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3559 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
3561 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
3563 * match.pd (A - B > A, A + B < A): New transformations.
3565 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
3567 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
3568 which defaults to true. Emit an outer pair of parentheses only if
3569 EMIT_PARENS. When continuing a chain of && or || (or & or |),
3570 don't emit parentheses for the right-hand operand.
3572 2016-04-27 Jeff Law <law@redhat.com>
3574 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
3576 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3578 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
3579 (altivec_lvx_<mode>_internal): Document.
3580 (altivec_lvx_<mode>_2op): New define_insn.
3581 (altivec_lvx_<mode>_1op): Likewise.
3582 (altivec_lvx_<mode>_2op_si): Likewise.
3583 (altivec_lvx_<mode>_1op_si): Likewise.
3584 (altivec_stvx_<mode>): Remove.
3585 (altivec_stvx_<mode>_internal): Document.
3586 (altivec_stvx_<mode>_2op): New define_insn.
3587 (altivec_stvx_<mode>_1op): Likewise.
3588 (altivec_stvx_<mode>_2op_si): Likewise.
3589 (altivec_stvx_<mode>_1op_si): Likewise.
3590 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3591 Expand vec_ld and vec_st during parsing.
3592 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
3594 (altivec_expand_stvx_be): Likewise.
3595 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
3596 address-masking behavior in RTL.
3597 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
3598 address-masking behavior in RTL.
3599 (altivec_expand_builtin): Change builtin code arguments for calls
3600 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
3601 (insn_is_swappable_p): Avoid incorrect swap optimization in the
3602 presence of lvx/stvx patterns.
3603 (alignment_with_canonical_addr): New function.
3604 (alignment_mask): Likewise.
3605 (find_alignment_op): Likewise.
3606 (recombine_lvx_pattern): Likewise.
3607 (recombine_stvx_pattern): Likewise.
3608 (recombine_lvx_stvx_patterns): Likewise.
3609 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3610 stvx patterns from expand.
3611 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3613 (vector_altivec_store_<mode>): Likewise.
3615 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3617 * config/aarch64/aarch64.md
3618 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3619 remove the "fp" attributes.
3620 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3621 add the "simd" attributes.
3622 (*movdf_aarch64): Likewise.
3623 (*movtf_aarch64): Remove the "fp" attributes.
3624 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3625 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3627 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3629 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3630 rtx to rtx_code_label *.
3631 * rtl.h (maybe_set_first_label_num): Likewise.
3633 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3635 * df-core.c (df_add_problem): Make the problem param be const.
3636 (df_remove_problem): Make local "problem" be const.
3637 * df-problems.c (problem_RD): Make const.
3638 (problem_LR): Likewise.
3639 (problem_LIVE): Likewise.
3640 (problem_MIR): Likewise.
3641 (problem_CHAIN): Likewise.
3642 (problem_WORD_LR): Likewise.
3643 (problem_NOTE): Likewise.
3644 (problem_MD): Likewise.
3645 * df-scan.c (problem_SCAN): Likewise.
3646 * df.h (struct df_problem): Make field "dependent_problem" be
3648 (struct dataflow): Likewise for field "problem".
3649 (df_add_problem): Make param const.
3651 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3653 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3654 inter-unit moves to/from vector registers are enabled. Do not disable
3657 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3659 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3660 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3662 (enum df_problem_id): ...this new enum.
3663 (struct df_problem): Convert field "id" from "int" to
3666 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3668 * rtl.def: Update comment for "things in the instruction chain" to
3669 reflect the removal of the leading "i" field for INSN_UID in
3670 r210360. Fix bogus apostrophe.
3672 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3674 * config/i386/i386.md
3675 (lea arith with mem operand + setcc peephole2): Set operator mode.
3677 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3680 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3681 (dimode_scalar_to_vector_candidate_p): This.
3682 (timode_scalar_to_vector_candidate_p): New function.
3683 (scalar_to_vector_candidate_p): Likewise.
3684 (timode_check_non_convertible_regs): Likewise.
3685 (timode_remove_non_convertible_regs): Likewise.
3686 (remove_non_convertible_regs): Likewise.
3687 (remove_non_convertible_regs): Renamed to ...
3688 (dimode_remove_non_convertible_regs): This.
3689 (scalar_chain::~scalar_chain): Make it virtual.
3690 (scalar_chain::compute_convert_gain): Make it pure virtual.
3691 (scalar_chain::mark_dual_mode_def): Likewise.
3692 (scalar_chain::convert_insn): Likewise.
3693 (scalar_chain::convert_registers): Likewise.
3694 (scalar_chain::add_to_queue): Make it protected.
3695 (scalar_chain::emit_conversion_insns): Likewise.
3696 (scalar_chain::replace_with_subreg): Likewise.
3697 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3698 (scalar_chain::convert_op): Likewise.
3699 (scalar_chain::convert_reg): Likewise.
3700 (scalar_chain::make_vector_copies): Likewise.
3701 (scalar_chain::convert_registers): New pure virtual function.
3702 (class dimode_scalar_chain): New class.
3703 (class timode_scalar_chain): Likewise.
3704 (scalar_chain::mark_dual_mode_def): Renamed to ...
3705 (dimode_scalar_chain::mark_dual_mode_def): This.
3706 (timode_scalar_chain::mark_dual_mode_def): New function.
3707 (timode_scalar_chain::convert_insn): Likewise.
3708 (dimode_scalar_chain::convert_registers): Likewise.
3709 (scalar_chain::compute_convert_gain): Renamed to ...
3710 (dimode_scalar_chain::compute_convert_gain): This.
3711 (scalar_chain::replace_with_subreg): Renamed to ...
3712 (dimode_scalar_chain::replace_with_subreg): This.
3713 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3714 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3715 (scalar_chain::make_vector_copies): Renamed to ...
3716 (dimode_scalar_chain::make_vector_copies): This.
3717 (scalar_chain::convert_reg): Renamed to ...
3718 (dimode_scalar_chain::convert_reg ): This.
3719 (scalar_chain::convert_op): Renamed to ...
3720 (dimode_scalar_chain::convert_op): This.
3721 (scalar_chain::convert_insn): Renamed to ...
3722 (dimode_scalar_chain::convert_insn): This.
3723 (scalar_chain::convert): Call convert_registers.
3724 (convert_scalars_to_vector): Change to scalar_chain pointer to
3725 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3726 in 32-bit mode. Delete scalar_chain pointer. Call
3727 free_dominance_info in 64-bit mode.
3728 (pass_stv::gate): Remove TARGET_64BIT check.
3729 (ix86_option_override): Put the 64-bit STV pass before the CSE
3732 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3734 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3735 dw_loc_frame_offset field.
3736 * dwarf2out.c (new_loc_descr): Likewise.
3737 (resolve_args_picking_1): Turn the VISITED hash set into a
3738 FRAME_OFFSET hash map. Use it to associate a frame offset to
3739 visited nodes. Remove uses of the CHECKING_P macro.
3740 (resolve_args_picking): Update call to resolve_args_picking_1.
3742 2016-04-27 Martin Liska <mliska@suse.cz>
3744 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3745 (free_loop_data): Release vuses of groups.
3747 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3749 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3750 instead of redundant use_id and boolean have_use_for.
3751 (struct iv_use): Change sub_id into group_id. Remove field next.
3752 Move fields: related_cands, n_map_members, cost_map and selected
3754 (struct iv_group): ... here. New structure.
3755 (struct iv_common_cand): Use structure declaration directly.
3756 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3757 (MAX_CONSIDERED_USES): Rename macro to ...
3758 (MAX_CONSIDERED_GROUPS): ... here.
3759 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3760 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3761 (dump_uses): Rename to ...
3762 (dump_groups): ... here. Update all uses.
3763 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3764 (find_induction_variables): Refactor format of dump information.
3765 (record_sub_use): Delete.
3766 (record_use): Update all uses.
3767 (record_group): New function.
3768 (record_group_use, find_interesting_uses_op): Call above functions.
3770 (find_interesting_uses_cond): Ditto.
3771 (group_compare_offset): New function.
3772 (split_all_small_groups): Rename to ...
3773 (split_small_address_groups_p): ... here. Update all uses.
3774 (split_address_groups): Update all uses.
3775 (find_interesting_uses): Refactor format of dump information.
3776 (add_candidate_1): Update all uses. Remove redundant check on iv,
3778 (add_candidate, record_common_cand): Remove redundant assert.
3779 (add_iv_candidate_for_biv): Update use.
3780 (add_iv_candidate_derived_from_uses): Update all uses.
3781 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3782 (alloc_use_cost_map): Ditto.
3783 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3784 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3785 (determine_use_iv_cost_generic): Ditto.
3786 (determine_group_iv_cost_generic): Ditto.
3787 (determine_use_iv_cost_address): Ditto.
3788 (determine_group_iv_cost_address): Ditto.
3789 (determine_use_iv_cost_condition): Ditto.
3790 (determine_group_iv_cost_cond): Ditto.
3791 (determine_use_iv_cost): Ditto.
3792 (determine_group_iv_cost): Ditto.
3793 (set_autoinc_for_original_candidates): Update all uses.
3794 (find_iv_candidates): Update all uses. Refactor dump information.
3795 (determine_use_iv_costs): Ditto.
3796 (determine_iv_costs): Ditto.
3797 (iv_ca_cand_for_use): Rename to ...
3798 (iv_ca_cand_for_group): ... here. Update all uses.
3799 (iv_ca_add_use, iv_ca_add_group): Ditto.
3800 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3801 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3802 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3803 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3804 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3805 (create_new_iv, adjust_iv_update_pos): Ditto.
3806 (rewrite_use_address): Delete.
3807 (rewrite_use_address_1): Rename to ...
3808 (rewrite_use_address): ... here.
3809 (rewrite_use_compare): Update all uses.
3810 (rewrite_use): Delete.
3811 (rewrite_uses): Rename to ...
3812 (rewrite_groups): ... here. Update all uses.
3813 (remove_unused_ivs, free_loop_data): Update all uses.
3814 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3816 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3818 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3819 for WORD_REGISTER_OPERATIONS to runtime check.
3821 2016-04-27 Richard Biener <rguenther@suse.de>
3824 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3825 aggregate_value_p to determine if a function result is
3826 returned by reference.
3827 (ipa_pta_execute): Functions having their address taken are
3828 not automatically nonlocal.
3830 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3833 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3834 * fold-const.c (operand_equal_p): If flag_checking and
3835 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3836 and if it returns non-zero, assert iterative_hash_expr on both
3839 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3841 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3843 2016-04-27 Nick Clifton <nickc@redhat.com>
3846 * varasm.c (merge_weak): Generate an error if an attempt is made
3847 to convert a non-weak static function into a weak, public function.
3849 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3851 * params.def (MAX_PARTITION_SIZE): New param.
3852 * doc/invoke.texi: Document lto-max-partition.
3854 2016-04-27 Richard Biener <rguenther@suse.de>
3857 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3858 function cummulating used_from_other_partition, externally_visible
3859 and force_output from aliases.
3860 (refered_from_nonlocal_var): Likewise.
3861 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3862 node flags properly.
3864 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3866 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3867 (-Wmemset-elt-size): New item.
3869 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3872 * stor-layout.h (internal_reference_types): Delete.
3873 * stor-layout.c (reference_types_internal): Likewise.
3874 (internal_reference_types): Likewise.
3875 (layout_type) <REFERENCE_TYPE>: Adjust.
3877 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3880 * tree.h (inchash::add_expr): Add FLAGS argument.
3881 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3882 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3883 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3884 Formatting fix. Adjust recursive calls. For tcc_comparison,
3885 if swap_tree_comparison (code) is smaller than code, hash that
3886 and arguments in the other order. Hash CONVERT_EXPR the same
3887 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3888 of ADDR_EXPR of decl as the decl itself. Add or remove
3889 OEP_ADDRESS_OF from recursive flags as needed. For
3890 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3891 operands commutatively and only the third one normally.
3892 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3894 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3896 * config/rtems.h (LIB_SPEC): Add -latomic.
3898 2016-04-27 Joel Sherrill <joel@rtems.org>
3900 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3901 xilink.ld and flags not relevant to RTEMS.
3903 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3905 * toplev.c (backend_init_target): Avoid calling init_reload when using
3908 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3910 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3911 for loops rather than one for the whole function.
3913 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3915 * match.pd (X + CST CMP X): New transformation.
3917 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3919 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
3920 * fold-const.c (fold_binary_loc): Remove 2 transformations
3921 superseded by match.pd.
3922 * match.pd (x+x -> x*2): Generalize to integers.
3924 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
3926 * config/i386/i386.md (operation on memory peephole): Duplicate an
3927 existing peephole and adapt it to match lea rather than an operation
3930 PR rtl-optimization/57193
3931 * opts.c (default_options_table): Add OPT_frename_registers at -O2
3933 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
3935 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3937 * tree-if-conv.c (any_pred_load_store): New static variable.
3938 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3939 any_pred_load_store instead of and_mask_load_store.
3940 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3941 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3942 (combine_blocks, tree_if_conversion): Ditto.
3944 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3946 PR tree-optimization/70771
3947 PR tree-optimization/70775
3948 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3949 virtual PHI nodes. Delete parameter.
3950 (if_convertible_loop_p_1): Delete argument to above function.
3951 (predicate_all_scalar_phis): Delete code handling single-argument
3953 (tree_if_conversion): Mark and update virtual SSA.
3955 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3958 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3959 (x86_elf_aligned_common): Rename to ...
3960 (x86_elf_aligned_decl_common): ... this.
3961 Add decl arg. Switch to .lbss for largecomm object. Use
3962 LARGECOMM_SECTION_ASM_OP.
3963 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3965 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3966 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3968 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3969 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3971 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3974 * config/i386/i386.c (SECTION_LARGE): Define.
3975 (x86_64_elf_select_section): Set it for large data/bss sections.
3976 Only clear SECTION_WRITE for .lrodata.
3977 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3979 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3980 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3981 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3983 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3984 * doc/tm.texi: Regenerate.
3986 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3989 * configure.ac (--enable-checking): Document extra flag, for
3990 non-release builds default to --enable-checking=yes,extra.
3991 If misc checking and extra checking, define CHECKING_P to 2 instead
3993 * common.opt (fchecking=): Add.
3994 * doc/invoke.texi (-fchecking=): Document.
3995 * doc/install.texi: Document --enable-checking changes.
3996 * configure: Regenerated.
3997 * config.in: Regenerated.
3999 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4001 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
4002 attribute instead of which_alternative.
4003 * config/i386/sse.md (*mov<mode>_internal): Ditto.
4004 Use EXT_REX_SSE_REG_P where appropriate.
4006 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4008 * config/i386/predicates.md (const0_operand): Do not match
4009 const_wide_int code.
4010 (const1_operand): Ditto.
4012 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4014 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
4015 for SSE constm1 operands and TARGET_AVX512VL.
4016 (*movti_internal): Ditto.
4017 (*mov<mode>_or): Use constm1_operand predicate.
4018 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
4019 for SSE vector_all_ones operands and TARGET_AVX512VL.
4020 * config/i386/predicates.md (constm1_operand): New predicate.
4021 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
4022 emission of constant -1 load.
4024 2016-04-25 Jason Merrill <jason@redhat.com>
4026 * gdbinit.in: Skip is-a.h.
4028 * attribs.c (register_scoped_attributes): Fix logic.
4029 * attribs.h: Declare register_scoped_attributes.
4031 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4033 * config/rs6000/rs6000-builtin.def: Correct pasto error for
4034 stxvd2x and stxvw4x built-in functions.
4036 2016-04-25 DJ Delorie <dj@redhat.com>
4038 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
4039 (ashrhi3): Likewise.
4040 (lshrhi3): Likewise.
4042 2016-04-25 Richard Biener <rguenther@suse.de>
4044 PR tree-optimization/70780
4045 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
4047 (compute_antic): Mark blocks with abnormal preds as visited as
4048 they have a final empty antic-in solution already.
4050 2016-04-25 Michael Collison <michael.collison@linaro.org>
4052 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
4054 2016-04-25 Michael Collison <michael.collison@linaro.org>
4056 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
4057 mode is VQI to improve mixed mode vectorization.
4058 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
4059 define_insn to match low half of signed vaddw.
4060 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
4061 define_insn to match high half of signed vaddw.
4062 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
4063 define_insn to match low half of unsigned vaddw.
4064 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
4065 define_insn to match high half of unsigned vaddw.
4066 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
4067 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4068 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
4070 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4071 * config/arm/predicates.md (vect_par_constant_high): Support
4072 big endian and simplify by calling
4073 arm_simd_check_vect_par_cnst_half
4074 (vect_par_constant_low): Likewise.
4076 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4078 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
4079 predicate for operand 2.
4081 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
4082 H.J. Lu <hongjiu.lu@intel.com>
4084 * config/i386/i386-protos.h (standard_sse_constant_p): Add
4085 machine_mode argument.
4086 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
4087 constm1_rtx operands. For VOIDmode constants, get mode from
4088 pred_mode. Check mode size if the mode is supported by ABI.
4089 (standard_sse_constant_opcode): Do not use standard_constant_p.
4090 Strictly check ABI support for all-ones operands.
4091 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
4092 immediates. Update calls to standard_sse_constant_p.
4093 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
4094 (ix86_rtx_costs): Ditto.
4095 * config/i386/i386.md (*movxi_internal_avx512f): Use
4096 nonimmediate_or_sse_const_operand instead of vector_move_operand.
4097 Use (v,BC) alternative instead of (v,C). Use register_operand
4098 checks instead of MEM_P.
4099 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
4100 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
4101 isa attribute. Use register_operand checks instead of MEM_P.
4102 (*movti_internal): Use nonimmediate_or_sse_const_operand for
4103 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
4104 alternative and corresponding sse2 isa attribute.
4105 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
4106 to standard_sse_constant_p.
4107 (FP constant splitters): Ditto.
4108 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
4110 * config/i386/predicates.md (constm1_operand): Remove.
4111 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
4112 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
4113 vector_all_ones_operand instead of constm1_operand.
4115 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4117 * print-rtl.c (print_rtx_insn_vec): New function.
4118 * print-rtl.h: New prototype.
4119 * store-motion.c (struct st_expr): Make avail_stores a vector.
4120 (st_expr_entry): Adjust.
4121 (free_st_expr_entry): Likewise.
4122 (print_store_motion_mems): Likewise.
4123 (find_moveable_store): Likewise.
4124 (compute_store_table): Likewise.
4125 (delete_store): Likewise.
4126 (build_store_vectors): Likewise.
4128 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4130 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
4132 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4134 * vec.h (vec_safe_contains): New function.
4135 (vec::contains): Likewise.
4136 (vec::begin): Likewise.
4137 (vec::end): Likewise.
4139 2016-04-23 Jakub Jelinek <jakub@redhat.com>
4142 * cfgexpand.c (expand_stack_vars): Fix typo.
4144 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4146 * system.h (list, map, set, vector): Include conditionally.
4147 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
4148 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
4149 * ipa-icf.c (INCLUDE_LIST): Define.
4150 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
4151 * config/sh/sh.c (INCLUDE_VECTOR): Define.
4152 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
4153 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
4154 * cp/logic.cc (INCLUDE_LIST): Define.
4155 * fortran/trans-common.c (INCLUDE_MAP): Define.
4157 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4159 * auto-profile.c: Remove <string.h> include.
4160 * ipa-icf-gimple.c: Remove <list> include.
4161 * diagnostic.c: Remove <new> include.
4162 * genmatch.c: Likewise.
4163 * pretty-print.c: Likewise.
4164 * toplev.c: Likewise
4165 * c/c-objc-common.c: Likewise.
4166 * cp/error.c: Likewise.
4167 * fortran/error.c: Likewise.
4169 2016-04-22 Richard Biener <rguenther@suse.de>
4171 * lto-streamer-in.c (input_ssa_names): Do not allocate
4172 GIMPLE_NOP for all SSA names.
4173 * lto-streamer-out.c (output_ssa_names): Do not output
4174 SSA names that should have been released.
4176 2016-04-22 Richard Biener <rguenther@suse.de>
4178 PR tree-optimization/70740
4179 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
4182 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
4185 * config/i386/predicates.md (call_insn_operand): Replace
4186 sibcall_memory_operand with memory_operand.
4188 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
4190 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
4191 has_single_use() tests.
4192 (register_edge_assert_for_1): Likewise.
4193 (find_assert_locations_1): Check the liveness bitmap instead of
4194 checking has_single_use().
4196 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
4199 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
4200 Extract AVX-512BW constraint from AVX.
4202 2016-04-21 Richard Biener <rguenther@suse.de>
4204 PR tree-optimization/70725
4205 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
4206 for phi_convertible_by_degenerating_args.
4207 (predicate_all_scalar_phis): Handle single-argument PHIs.
4209 2016-04-21 Richard Biener <rguenther@suse.de>
4212 * fold-const.c (fold_comparison): Return properly typed
4215 2016-04-21 Bin Cheng <bin.cheng@arm.com>
4217 PR tree-optimization/70715
4218 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
4219 after expanding BASE using expand_simple_operations.
4221 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4223 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
4224 New transformations.
4226 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4228 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
4230 2016-04-20 Jan Hubicka <jh@suse.cz>
4232 * ipa-inline.c (can_inline_edge_p): Pass caller info to
4233 ultiimate_alias_target.
4234 (update_callee_keys): Likewise.
4235 (lookup_recursive_calls): Likewise.
4236 (speculation_useful_p): Likewise.
4238 2016-04-20 Jan Hubicka <jh@suse.cz>
4241 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
4242 (set_nothrow_flag_1): ... this; handle interposition correctly;
4243 recurse on aliases and thunks.
4244 (cgraph_node::set_nothrow_flag): New.
4245 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
4246 functions compiled with non-call exceptions that binds to current
4248 (propagate_nothrow): Be safe WRT interposition.
4249 * cgraph.h (set_nothrow_flag): Update prototype.
4251 2016-04-18 Jan Hubicka <jh@suse.cz>
4253 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4254 max_loop_iterations_int.
4255 (tree_unswitch_outer_loop): Likewise.
4257 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4259 PR tree-optimization/69489
4260 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
4261 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
4262 Revise dump message.
4263 (if_convertible_bb_p): Remove check on edge count of basic block's
4266 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4268 PR tree-optimization/56625
4269 PR tree-optimization/69489
4270 * tree-data-ref.h (DR_INNERMOST): New macro.
4271 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
4272 hashing struct innermost_loop_behavior.
4273 (ref_DR_map): Remove.
4274 (innermost_DR_map): New map.
4275 (baseref_DR_map): Revise comment.
4276 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
4277 to innermost_DR_map accroding to its innermost loop behavior.
4278 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
4279 to its innermost loop behavior.
4280 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
4281 Add initialization for innermost_DR_map. Record memory reference
4282 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
4283 have innermost loop behavior.
4284 (if_convertible_loop_p): Remove release for ref_DR_map. Release
4287 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
4289 * config/i386/i386.md (*lea<mode>_general_1): Rename from
4290 *lea_general_1. Use explicit SWI12 mode interator.
4291 (*lea<mode>_general_2): Rename from *lea_general_2.
4292 Use explicit SWI12 mode interator.
4293 (*lea<mode>_general_3): Rename from *lea_general_3.
4294 Use explicit SWI12 mode interator.
4295 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
4296 Use explicit SWI12 mode interator.
4297 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
4298 Use explicit SWI48 mode interator.
4300 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4302 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
4303 Short-cut unaligned load and store cases. Handle all integer
4305 (ix86_expand_vector_move_misalign): Short-cut unaligned load
4306 and store cases. Call ix86_avx256_split_vector_move_misalign
4307 directly without checking mode class.
4309 2016-04-20 Andrew Pinski <apinski@cavium.com>
4310 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4313 * config/aarch64/aarch64.md (sibcall): Force call
4314 address to be DImode for ILP32.
4315 (sibcall_value): Likewise.
4317 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4319 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
4321 2016-04-20 Richard Biener <rguenther@suse.de>
4323 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
4324 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
4325 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
4326 (maybe_push_res_to_seq): Adjust.
4327 * gimple-fold.c (maybe_build_generic_op): Likewise.
4329 2016-04-20 Marek Polacek <polacek@redhat.com>
4331 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
4334 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
4336 * config/i386/sse.md (vec_unpacks_lo_hi): Always
4337 use kmovw to support AVX512F target.
4339 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4341 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
4343 2016-04-20 Marek Polacek <polacek@redhat.com>
4345 PR tree-optimization/70725
4346 * tree-if-conv.c (is_false_predicate): New function.
4347 (predicate_mem_writes): Use it.
4349 2016-04-20 Richard Biener <rguenther@suse.de>
4351 PR tree-optimization/70726
4352 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
4353 shift amounts from a pattern stmt operand.
4355 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4358 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
4359 stack_restore_from_fpr pattern when restoring r15.
4360 (s390_optimize_prologue): Strip away the memory barrier in the
4361 parallel when trying to get rid of restore insns.
4362 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
4363 definition for loading the stack pointer from an FPR. Compared to
4364 the normal move insn this pattern includes a full memory barrier.
4366 2016-04-19 Jakub Jelinek <jakub@redhat.com>
4369 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
4370 implicitly linear or lastprivate iterator on the outer context.
4372 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4374 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
4376 * config/i386/i386.md (ssememalign): Removed.
4377 * config/i386/sse.md: Remove ssememalign attribute from patterns.
4379 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4382 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
4383 const short * to __builtin_ia32_loaddquhi512_mask.
4384 (_mm512_maskz_loadu_epi16): Likewise.
4385 (_mm512_mask_storeu_epi16): Pass short * to
4386 __builtin_ia32_storedquhi512_mask.
4387 (_mm512_mask_loadu_epi8): Pass const char * to
4388 __builtin_ia32_loaddquqi512_mask.
4389 (_mm512_maskz_loadu_epi8): Likewise.
4390 (_mm512_mask_storeu_epi8): Pass char * to
4391 __builtin_ia32_storedquqi512_mask.
4392 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
4393 const double * to __builtin_ia32_loadupd512_mask.
4394 (_mm512_mask_loadu_pd): Likewise.
4395 (_mm512_maskz_loadu_pd): Likewise.
4396 (_mm512_storeu_pd): Pass double * to
4397 __builtin_ia32_storeupd512_mask.
4398 (_mm512_mask_storeu_pd): Likewise.
4399 (_mm512_loadu_ps): Pass const float * to
4400 __builtin_ia32_loadups512_mask.
4401 (_mm512_mask_loadu_ps): Likewise.
4402 (_mm512_maskz_loadu_ps): Likewise.
4403 (_mm512_storeu_ps): Pass float * to
4404 __builtin_ia32_storeups512_mask.
4405 (_mm512_mask_storeu_ps): Likewise.
4406 (_mm512_mask_loadu_epi64): Pass const long long * to
4407 __builtin_ia32_loaddqudi512_mask.
4408 (_mm512_maskz_loadu_epi64): Likewise.
4409 (_mm512_mask_storeu_epi64): Pass long long *
4410 to __builtin_ia32_storedqudi512_mask.
4411 (_mm512_loadu_si512): Pass const int * to
4412 __builtin_ia32_loaddqusi512_mask.
4413 (_mm512_mask_loadu_epi32): Likewise.
4414 (_mm512_maskz_loadu_epi32): Likewise.
4415 (_mm512_storeu_si512): Pass int * to
4416 __builtin_ia32_storedqusi512_mask.
4417 (_mm512_mask_storeu_epi32): Likewise.
4418 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
4419 char * to __builtin_ia32_storedquqi256_mask.
4420 (_mm_mask_storeu_epi8): Likewise.
4421 (_mm256_mask_loadu_epi16): Pass const short * to
4422 __builtin_ia32_loaddquhi256_mask.
4423 (_mm256_maskz_loadu_epi16): Likewise.
4424 (_mm_mask_loadu_epi16): Pass const short * to
4425 __builtin_ia32_loaddquhi128_mask.
4426 (_mm_maskz_loadu_epi16): Likewise.
4427 (_mm256_mask_loadu_epi8): Pass const char * to
4428 __builtin_ia32_loaddquqi256_mask.
4429 (_mm256_maskz_loadu_epi8): Likewise.
4430 (_mm_mask_loadu_epi8): Pass const char * to
4431 __builtin_ia32_loaddquqi128_mask.
4432 (_mm_maskz_loadu_epi8): Likewise.
4433 (_mm256_mask_storeu_epi16): Pass short * to.
4434 __builtin_ia32_storedquhi256_mask.
4435 (_mm_mask_storeu_epi16): Pass short * to.
4436 __builtin_ia32_storedquhi128_mask.
4437 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
4438 const double * to __builtin_ia32_loadupd256_mask.
4439 (_mm256_maskz_loadu_pd): Likewise.
4440 (_mm_mask_loadu_pd): Pass onst double * to
4441 __builtin_ia32_loadupd128_mask.
4442 (_mm_maskz_loadu_pd): Likewise.
4443 (_mm256_mask_storeu_pd): Pass double * to
4444 __builtin_ia32_storeupd256_mask.
4445 (_mm_mask_storeu_pd): Pass double * to
4446 __builtin_ia32_storeupd128_mask.
4447 (_mm256_mask_loadu_ps): Pass const float * to
4448 __builtin_ia32_loadups256_mask.
4449 (_mm256_maskz_loadu_ps): Likewise.
4450 (_mm_mask_loadu_ps): Pass const float * to
4451 __builtin_ia32_loadups128_mask.
4452 (_mm_maskz_loadu_ps): Likewise.
4453 (_mm256_mask_storeu_ps): Pass float * to
4454 __builtin_ia32_storeups256_mask.
4455 (_mm_mask_storeu_ps): ass float * to
4456 __builtin_ia32_storeups128_mask.
4457 (_mm256_mask_loadu_epi64): Pass const long long * to
4458 __builtin_ia32_loaddqudi256_mask.
4459 (_mm256_maskz_loadu_epi64): Likewise.
4460 (_mm_mask_loadu_epi64): Pass const long long * to
4461 __builtin_ia32_loaddqudi128_mask.
4462 (_mm_maskz_loadu_epi64): Likewise.
4463 (_mm256_mask_storeu_epi64): Pass long long * to
4464 __builtin_ia32_storedqudi256_mask.
4465 (_mm_mask_storeu_epi64): Pass long long * to
4466 __builtin_ia32_storedqudi128_mask.
4467 (_mm256_mask_loadu_epi32): Pass const int * to
4468 __builtin_ia32_loaddqusi256_mask.
4469 (_mm256_maskz_loadu_epi32): Likewise.
4470 (_mm_mask_loadu_epi32): Pass const int * to
4471 __builtin_ia32_loaddqusi128_mask.
4472 (_mm_maskz_loadu_epi32): Likewise.
4473 (_mm256_mask_storeu_epi32): Pass int * to
4474 __builtin_ia32_storedqusi256_mask.
4475 (_mm_mask_storeu_epi32): Pass int * to
4476 __builtin_ia32_storedqusi128_mask.
4477 * config/i386/i386-builtin-types.def (PCSHORT): New.
4479 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
4480 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
4481 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
4482 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
4483 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
4484 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
4485 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
4486 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
4487 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
4488 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
4489 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
4490 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
4491 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
4492 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
4493 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
4494 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
4495 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
4496 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
4497 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
4498 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
4499 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
4500 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
4501 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
4502 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
4503 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
4504 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
4505 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
4506 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
4507 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
4508 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
4509 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
4510 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
4511 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
4512 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
4513 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
4514 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
4515 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
4516 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
4517 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
4518 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
4519 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
4520 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
4521 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
4522 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
4523 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
4524 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
4525 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
4526 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
4527 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
4529 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
4530 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
4532 (ix86_expand_vector_move_misalign): Likewise.
4533 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
4534 to scalar function prototype for unaligned load/store builtins.
4535 (ix86_expand_special_args_builtin): Updated.
4536 * config/i386/sse.md (UNSPEC_LOADU): Removed.
4537 (UNSPEC_STOREU): Likewise.
4538 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
4539 (VI_ULOADSTORE_F_AVX512VL): Likewise.
4540 (ssescalarsize): Handle V4TI, V2TI and V1TI.
4541 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4542 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4543 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
4544 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
4545 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
4546 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
4547 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
4548 (<avx512>_storedqu<mode>_mask): Likewise.
4549 (*sse4_2_pcmpestr_unaligned): Likewise.
4550 (*sse4_2_pcmpistr_unaligned): Likewise.
4551 (*mov<mode>_internal): Renamed to ...
4552 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
4553 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
4554 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
4555 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
4557 2016-04-19 Richard Biener <rguenther@suse.de>
4559 PR tree-optimization/70171
4560 * tree-ssa-phiprop.c: Include stor-layout.h.
4561 (phiprop_insert_phi): Handle the aggregate copy case.
4562 (propagate_with_phi): Likewise.
4564 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
4566 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
4567 instead of simplify_gen_subreg (... , 0).
4568 (ix86_delegitimize_address): Ditto.
4569 (ix86_split_divmod): Ditto.
4570 (ix86_split_copysign_const): Ditto.
4571 (ix86_split_copysign_var): Ditto.
4572 (ix86_expand_args_builtin): Ditto.
4573 (ix86_expand_round_builtin): Ditto.
4574 (ix86_expand_special_args_builtin): Ditto.
4575 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
4576 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
4577 (udivmodqi4): Ditto.
4578 (absneg splitters): Ditto.
4579 (*jcc_bt<mode>_1): Ditto.
4581 2016-04-19 Richard Biener <rguenther@suse.de>
4583 PR tree-optimization/70724
4584 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4585 restoring out from ...
4586 (free_scc_vn): ... here.
4587 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4588 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4590 (pass_fre::execute): Restore SSA info.
4592 2016-04-19 Richard Biener <rguenther@suse.de>
4594 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
4595 * gimple-walk.c (walk_gimple_op): Initialize it.
4596 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
4597 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
4598 remapping SSA names of defs.
4599 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
4602 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
4605 * lra-constraints.c (equiv_substition_p): New.
4606 (process_alt_operands): Use it.
4607 (swap_operands): Swap it.
4608 (curr_insn_transform): Update it.
4610 2016-04-18 Michael Matz <matz@suse.de>
4612 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4613 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4614 * tree-core.h (tree_type_common.align): Use bit-field.
4615 (tree_type_common.spare): New.
4616 (tree_decl_common.off_align): Make smaller.
4617 (tree_decl_common.align): Use bit-field.
4619 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4620 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4621 (scan_sharing_clauses): Ditto.
4622 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4623 (omp_finish_file): Ditto.
4624 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4625 (layout_decl): Ditto.
4626 (relayout_decl): Ditto.
4627 (finalize_record_size): Use SET_TYPE_ALIGN.
4628 (finalize_type_size): Ditto.
4629 (finish_builtin_struct): Ditto.
4630 (layout_type): Ditto.
4631 (initialize_sizetypes): Ditto.
4632 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4633 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4634 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4635 (get_chain_field): Ditto.
4636 (get_trampoline_type): Ditto.
4637 (get_nl_goto_field): Ditto.
4638 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4640 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4641 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4642 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4643 (build_qualified_type): Use SET_TYPE_ALIGN.
4644 (build_aligned_type, build_range_type_1): Ditto.
4645 (build_atomic_base): Ditto.
4646 (build_common_tree_nodes): Ditto.
4647 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4648 (expand_one_stack_var_at): Ditto.
4649 * coverage.c (build_var): Use SET_DECL_ALIGN.
4650 * except.c (init_eh): Ditto.
4651 * function.c (assign_parm_setup_block): Ditto.
4652 * symtab.c (increase_alignment_1): Ditto.
4653 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4654 * tree-vect-stmts.c (ensure_base_align): Ditto.
4655 * varasm.c (align_variable): Ditto.
4656 (assemble_variable): Ditto.
4657 (build_constant_desc): Ditto.
4658 (output_constant_def_contents): Ditto.
4660 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4661 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4662 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4663 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4664 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4666 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4669 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4670 replace %vmovsd with "%vmovq".
4671 (vec_concatv2df): Likewise.
4673 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4675 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4676 (*vec_extractv2si_0): Ditto.
4677 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4678 (zero_extended_scalar_load_operand splitters): Ditto.
4679 (vec_extract splitters): Ditto.
4680 (*vec_extractv4si_0_zext): Ditto.
4681 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4683 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4684 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4685 (*sse4_1_extractps): Use lowpart_subreg.
4686 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4688 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4690 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4692 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4693 Mention Solaris 11 packaging changes.
4694 Update gas and gld requirements.
4695 Remove reference to pre-Solaris 10 bug.
4696 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4698 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4701 2016-04-17 Jan Hubicka <jh@suse.cz>
4703 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4704 max_loop_iterations_int.
4706 2016-04-18 Richard Biener <rguenther@suse.de>
4708 PR tree-optimization/43434
4709 * tree-ssa-structalias.c (struct vls_data): New.
4710 (visit_loadstore): Handle all pointer-based accesses.
4711 (compute_dependence_clique): Compute a bitmap of restrict tags
4712 assigned bases and pass it to visit_loadstore.
4714 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4717 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4718 armv8.1-a and armv8.1-a+crc.
4720 2016-04-18 Richard Biener <rguenther@suse.de>
4722 PR tree-optimization/70701
4723 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4724 references after translating through a memcpy.
4726 2016-04-18 Richard Biener <rguenther@suse.de>
4728 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4729 (compute_antic): ... here. For partial antic use regular
4730 postorder and scrap iteration.
4731 (compute_partial_antic_aux): Remove unused return value.
4732 (init_pre): Do not allocate postorder.
4733 (fini_pre): Do not free postorder.
4735 2016-04-18 Richard Biener <rguenther@suse.de>
4738 * expmed.c (extract_bit_field_1): Remove broken case
4739 using a wider MODE_INT mode.
4741 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4743 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4744 unless compiling with at least GCC-4.8.
4746 2016-04-17 Jan Hubicka <jh@suse.cz>
4749 * graphite.c (graphite_finalize): Update call to
4750 tree_estimate_probability.
4751 * predict.h (tree_estimate_probability): Update prototype.
4753 2016-04-17 Jan Hubicka <jh@suse.cz>
4755 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4756 (tree_estimate_probability): Likewise.
4757 (pass_profile::execute): Update.
4758 (report_predictor_hitrates): New function.
4759 * profile.c (compute_branch_probabilities): Use it.
4760 * predict.h (report_predictor_hitrates): Declare.
4762 2016-04-17 Jan Hubicka <jh@suse.cz>
4765 * cgraph.h (cgraph_node::set_const_flag,
4766 cgraph_node::set_pure_flag): Update prototype to return bool;
4768 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4769 of interposable symbol are interposable, too.
4770 (cgraph_set_const_flag_1): Rename to ...
4771 (set_const_flag_1): ... this one; change to self recursive function
4772 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4773 clearnig the flag in all variants and also virtual thunks of const
4774 functions are pure; track if any change was done.
4775 (cgraph_node::set_const_flag): Update.
4776 (struct set_pure_flag_info): New struct.
4777 (cgraph_set_pure_flag_1): Rename to ...
4778 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4779 rather than pointer encoded flags; track if any changes was done;
4780 handle correctly clearning flag and setting flag of aliases already
4782 (cgraph_node::set_pure_flag): Update.
4783 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4785 2016-04-17 Tom de Vries <tom@codesourcery.com>
4788 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4791 2016-04-17 Tom de Vries <tom@codesourcery.com>
4793 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4794 '{}<> ' as escape-for-record.
4796 2016-04-17 Tom de Vries <tom@codesourcery.com>
4798 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4801 2016-04-17 Tom de Vries <tom@codesourcery.com>
4804 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4805 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4806 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4807 * passes.c (finish_optimization_passes): Only call
4808 finish_graph_dump_file if dfi->graph_dump_initialized.
4809 (execute_function_dump, pass_init_dump_file): Use
4810 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4812 2016-04-17 Tom de Vries <tom@codesourcery.com>
4814 PR tree-optimization/70256
4815 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4816 (debug_varmap): New function.
4818 2016-04-17 Tom de Vries <tom@codesourcery.com>
4821 * passes.c (pass_manager::register_pass): Propagate pflags.
4823 2016-04-17 Tom de Vries <tom@codesourcery.com>
4826 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4827 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4828 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4829 check if it's equal to p_start.
4830 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4832 2016-04-15 Jan Hubicka <jh@suse.cz>
4835 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4836 function does not bind to current def.
4837 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4838 handle conservatively calls to functions that does not need to bind
4840 (check_call): Update call of worse_state.
4841 (ignore_edge_for_nothrow): Update.
4842 (ignore_edge_for_pure_const): Likewise.
4843 (propagate_pure_const): Update calls to worse_state.
4844 (skip_function_for_local_pure_const): Reformat comments.
4846 2016-04-15 Jan Hubicka <jh@suse.cz>
4849 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4850 (cgraph_node::function_symbol): Likewise.
4851 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4852 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4853 (symtab_node::ultimate_alias_target): Add REF parameter.
4854 (symtab_node::binds_to_current_def_p): Declare.
4855 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4856 (cgraph_node::function_symbol): Likewise.
4857 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4858 (cgraph_node::get_availability): Likewise.
4859 (cgraph_edge::binds_to_current_def_p): New inline function.
4860 (varpool_node::get_availability): Add REF parameter.
4861 (varpool_node::ultimate_alias_target): Likewise.
4862 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4863 (symtab_node::binds_to_current_def_p): Likewise.
4864 * varpool.c (varpool_node::get_availability): Likewise.
4866 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4869 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4870 Fix mode size check.
4872 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4874 * BASE-VER: Set to 7.0.0.
4876 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4878 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4880 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4882 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4883 architecture revisions.
4885 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4887 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4888 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4889 * config/i386/i386.md (stack decrement to push peepholes): Guard
4890 with !x86_using_red_zone ().
4892 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4895 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4896 to dump_generic_node.
4897 (NIY): Pass also flags to do_niy.
4899 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4901 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4902 (simd_clone_vector_of_formal_parm_types)
4903 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4904 (simd_clone_mangle, simd_clone_create)
4905 (simd_clone_adjust_return_type, create_tmp_simd_array)
4906 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4907 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4908 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4909 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4910 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4911 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4912 * omp-simd-clone.c: ... this new file.
4913 (simd_clone_vector_of_formal_parm_types): Make it static.
4914 * Makefile.in (OBJS): Add omp-simd-clone.o.
4916 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4919 * config/i386/sse.md: Use proper memory operand modifiers.
4922 2016-04-15 Richard Biener <rguenther@suse.de>
4923 Alan Modra <amodra@gmail.com>
4925 PR tree-optimization/70130
4926 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4927 when alignment stays not the same and no not use the realign
4930 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4933 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4934 direct move handlers for KFmode. Change TFmode handlers test from
4935 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4937 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4940 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4941 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4942 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4943 * tree-ssa-live.c (remove_unused_scope_block_p): When
4944 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4945 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4946 block_ultimate_origin is FUNCTION_DECL.
4947 (remove_unused_locals): If current_function_decl is
4948 polymorphic_ctor_dtor_p, pass initial true to
4949 remove_unused_scope_block_p' is_ctor_dtor_block.
4951 2016-04-14 Martin Sebor <msebor@redhat.com>
4956 * doc/extend.texi (Variable Length): Revert.
4958 2016-04-14 Marek Polacek <polacek@redhat.com>
4959 Jan Hubicka <hubicka@ucw.cz>
4962 * tree.c (verify_type): Disable the canonical type of main variant
4965 2016-04-14 Jason Merrill <jason@redhat.com>
4967 * cfgexpand.c, expr.c: Revert previous change.
4969 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4972 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4973 when building a mem ref for the incoming reduction variable.
4975 2016-04-14 Richard Biener <rguenther@suse.de>
4977 PR tree-optimization/70614
4978 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4979 loop if the evolution dropped to chrec_dont_know.
4980 (interpret_condition_phi): Likewise.
4982 2016-04-14 Richard Biener <rguenther@suse.de>
4984 PR tree-optimization/70623
4985 * tree-ssa-pre.c (changed_blocks): Make global ...
4986 (compute_antic): ... local here. Move and fix worklist
4987 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4988 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4989 worklist handling, dump when ANTIC_IN changed.
4990 (compute_partial_antic_aux): Remove worklist handling.
4991 (init_pre): Do not compute post dominators. Add a comment about
4992 the CFG order chosen.
4993 (fini_pre): Do not free post dominators.
4995 2016-04-13 Martin Sebor <msebor@redhat.com>
5000 * doc/extend.texi (Variable Length): Document C++ specifics.
5002 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5005 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
5006 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
5007 eh edges have been purged.
5010 * tree-sra.c (create_access_replacement,
5011 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
5013 * tree-pretty-print.c (dump_fancy_name): New function.
5014 (dump_decl_name, dump_generic_node): Use it.
5016 2016-04-13 Jason Merrill <jason@redhat.com>
5018 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
5019 * expr.c (expand_expr_real_1): Likewise.
5021 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
5023 * config/i386/i386.md (kunpckhi): Swap operands.
5024 (kunpcksi): Likewise.
5025 (kunpckdi): Likewise.
5026 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
5027 (vec_pack_trunc_<mode>): Likewise.
5029 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5032 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
5035 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
5036 gimplification turns some element into non-constant.
5039 * rtl.h (convert_memory_address_addr_space_1): New prototype.
5040 * explow.c (convert_memory_address_addr_space_1): No longer static,
5041 add NO_EMIT argument and don't call convert_modes if true, pass
5042 it down recursively, remove break after return.
5043 (convert_memory_address_addr_space): Adjust caller.
5044 * simplify-rtx.c (simplify_unary_operation_1): Call
5045 convert_memory_address_addr_space_1 instead of convert_memory_address,
5046 if it returns NULL, don't simplify.
5048 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
5051 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
5053 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5055 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5056 Bump the upper SIMDLEN limits, so that if the return type or
5057 characteristic type if the return type is void can be passed in
5058 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
5061 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5064 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
5065 Do not use "=" constraint on an input constraint.
5066 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5067 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5068 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
5069 generates (neg (abs ...)) instead of (abs ...).
5071 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5073 PR rtl-optimization/70596
5074 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
5075 just invalidate LRA data and reset them. Adjust dump wording.
5077 2016-04-12 Martin Liska <mliska@suse.cz>
5080 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5082 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5084 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5085 max_loop_iterations_int.
5086 (tree_unswitch_outer_loop): Likewise.
5087 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5088 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5090 2016-04-12 Tom de Vries <tom@codesourcery.com>
5092 PR tree-optimization/68756
5093 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
5094 instead of new_name.
5096 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5098 PR tree-optimization/70602
5099 * tree-sra.c (generate_subtree_copies): Don't write anything into
5100 constant pool decls.
5102 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
5103 regardless whether there are depend clauses or not.
5105 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5108 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
5109 target attribute and pragma from changing the -mfloat128
5110 and -mfloat128-hardware options.
5112 * doc/extend.texi (Additional Floating Types): Document PowerPC
5113 __float128 restrictions.
5115 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5118 * config/aarch64/driver-aarch64.c
5119 (aarch64_get_extension_string_for_isa_flags): New.
5120 (arch_extension): Rename to...
5121 (aarch64_arch_extension): ...This.
5122 (ext_to_feat_string): Rename to...
5123 (aarch64_extensions): ...This.
5124 (aarch64_core_data): Keep track of architecture extension flags.
5125 (cpu_data): Rename to...
5126 (aarch64_cpu_data): ...This.
5127 (aarch64_arch_driver_info): Keep track of architecture extension
5129 (get_arch_name_from_id): Rename to...
5130 (get_arch_from_id): ...This, change return type.
5131 (host_detect_local_cpu): Update and reformat for renames, handle
5132 extensions through common infrastructure.
5134 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5137 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
5138 track of a canonical flag name.
5139 (all_extensions): Likewise.
5140 (arch_to_arch_name): Also track extension flags enabled by the arch.
5141 (all_architectures): Likewise.
5142 (aarch64_parse_extension): Move to here.
5143 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
5145 (aarch64_rewrite_selected_cpu): Update for above change.
5146 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
5147 are handled, such that the single explicit value enabled by an
5148 extension is kept seperate from the implicit values it also enables.
5149 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
5151 (aarch64_parse_extension): New.
5152 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
5153 here to config/aarch64/aarch64-protos.h.
5154 (aarch64_parse_extension): Move from here to
5155 common/config/aarch64/aarch64-common.c.
5156 (aarch64_option_print): Update.
5157 (aarch64_declare_function_name): Likewise.
5158 (aarch64_start_file): Likewise.
5159 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
5160 the canonical flag for extensions.
5161 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
5164 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5166 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
5169 2016-04-09 Tom de Vries <tom@codesourcery.com>
5171 PR tree-optimization/68953
5172 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
5173 first to last subscript.
5175 2016-04-09 Jakub Jelinek <jakub@redhat.com>
5177 PR tree-optimization/70586
5178 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
5181 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
5185 PR tree-optimization/70373
5189 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
5190 clauses for acc parallel reductions as necessary. Error on those
5192 * omp-low.c (scan_sharing_clauses): Don't install variables which
5193 are used in acc parallel reductions.
5194 (lower_rec_input_clauses): Remove dead code.
5195 (lower_oacc_reductions): Add support for reference reductions.
5196 (lower_reduction_clauses): Remove dead code.
5197 (lower_omp_target): Don't remap variables appearing in acc parallel
5199 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
5201 2016-04-08 Jakub Jelinek <jakub@redhat.com>
5204 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
5205 with multiple SSA_NAME defs, force the outputs other than first
5206 to be live before calling live_track_process_def on each output.
5208 PR rtl-optimization/70574
5209 * fwprop.c (forward_propagate_and_simplify): Don't add
5210 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
5211 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
5212 paradoxical subregs within *loc.
5214 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
5216 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
5217 -ftree-parallelize-loops={0,1}.
5218 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
5219 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
5220 * config/ia64/hpux.h (LIB_SPEC): Likewise.
5221 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
5222 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
5224 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
5227 * asan.c (instrument_derefs): If we get unknown location, extract it
5229 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
5231 2016-04-08 Tom de Vries <tom@codesourcery.com>
5233 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
5234 implicit firstprivate clause.
5236 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5239 * config/arm/thumb2.md (tst + branch-> lsls + branch
5240 peephole below *orsi_not_shiftsi_si): Require that condition
5241 register is dead after the peephole.
5242 (second peephole after the above): Likewise.
5244 2016-04-08 Alan Modra <amodra@gmail.com>
5247 * builtins.c (fold_builtin_classify): For IBM extended precision,
5248 look at just the high-order double to test for NaN.
5249 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
5250 test just the high double for Inf but both doubles for subnormal
5253 2016-04-07 Jakub Jelinek <jakub@redhat.com>
5255 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
5256 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
5257 node->simdclone->mask_mode != VOIDmode masks.
5258 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
5259 earlier, use it instead of node->simdclone.
5260 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5261 Set clonei->mask_mode.
5263 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5266 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
5267 Pass it through to cp_parser_already_scoped_statement.
5268 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
5269 it through to cp_parser_statement.
5270 (cp_parser_statement): Pass IF_P through to
5271 cp_parser_iteration_statement.
5272 (cp_parser_pragma): Adjust call to
5273 cp_parser_iteration_statement.
5275 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5278 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
5279 resolve a future -Wparentheses warning.
5280 * omp-low.c (scan_sharing_clauses): Likewise.
5281 * tree-parloops.c (eliminate_local_variables): Likewise.
5283 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
5285 PR rtl-optimization/70398
5286 * lra-constraints.c (process_address_1): Check zero scale and code
5287 for reloading with zero scale.
5289 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
5291 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
5292 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
5294 2016-04-06 Jakub Jelinek <jakub@redhat.com>
5296 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5297 Add support for AVX512F clones, include them by default for
5298 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
5299 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
5303 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
5304 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
5305 firstprivate clauses.
5306 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
5307 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
5308 (lower_omp_target): Set TREE_NO_WARNING for
5309 non-addressable possibly uninitialized vars which are copied into
5310 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
5312 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
5314 * config/pa/predicates.md (integer_store_memory_operand): Accept
5315 REG+D operands with a large offset when reload_in_progress is true.
5316 (floating_point_store_memory_operand): Likewise.
5318 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5321 * match.pd (nested int casts): Limit to GIMPLE.
5323 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
5326 * ipa-devirt.c (maybe_record_node): Fix comment; use
5327 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
5329 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5331 PR rtl-optimization/70542
5332 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
5333 if there are any uses other than insn or debug insns.
5335 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
5336 Jakub Jelinek <jakub@redhat.com>
5338 PR tree-optimization/70509
5339 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
5340 Shift HOST_WIDE_INT_1U instead of 1.
5342 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
5344 PR tree-optimization/70509
5345 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
5346 of the vector base type for index.
5348 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
5351 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
5353 2016-04-05 Richard Biener <rguenther@suse.de>
5355 PR tree-optimization/70526
5356 * tree-sra.c (build_ref_for_offset): Use prev_base to
5357 extract the alias pointer type.
5359 2016-04-05 Richard Biener <rguenther@suse.de>
5361 * dse.c (struct store_info): Remove alias_set member.
5362 (struct read_info_type): Likewise.
5363 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
5364 spill_deleted, clear_alias_set_lookup): Remove.
5365 (get_group_info): Remove dead base == NULL_RTX case.
5366 (dse_step0): Remove initialization of removed variables.
5367 (delete_dead_store_insn): Reomve alias set dumping.
5368 (free_read_records): Remove alias_set handling.
5369 (canon_address): Remove alias_set_out parameter.
5370 (record_store): Remove spill_alias_set, it's always zero.
5371 (check_mem_read_rtx): Likewise.
5372 (dse_step2): Rename from ...
5373 (dse_step2_nospill): ... this. Adjust.
5374 (scan_stores): Rename from ...
5375 (scan_stores_nospill): ... this.
5376 (scan_reads): Rename from ...
5377 (scan_reads_nospill): ... this.
5378 (scan_stores_spill, scan_reads_spill): Remove.
5379 (dse_step3_scan): Remove for_spills argument which is always false.
5380 (dse_step3): Likewise.
5381 (dse_step5): Rename from ...
5382 (dse_step5_nospill): ... this. Remove alias_set handling.
5383 (rest_of_handle_dse): Adjust.
5385 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5388 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
5389 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
5390 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
5391 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
5393 2016-04-05 Richard Biener <rguenther@suse.de>
5396 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
5397 non-register type temporaries into SSA.
5399 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
5402 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
5403 calls when sanitizing.
5404 (possible_polymorphic_call_target_p): Fix formatting.
5406 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5407 Jakub Jelinek <jakub@redhat.com>
5410 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
5411 to ensure a call statement is compatible with a built-in's
5413 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
5416 2016-04-04 Richard Biener <rguenther@suse.de>
5418 PR rtl-optimization/70484
5419 * rtl.h (canon_output_dependence): Declare.
5420 * alias.c (canon_output_dependence): New function.
5421 * dse.c (record_store): Use canon_output_dependence rather
5422 than canon_true_dependence.
5424 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5427 * cgraph.h (symtab_node::copy_visibility_from): New function.
5428 * symtab.c (symtab_node::copy_visibility_from): New function.
5429 * ipa-visibility.c (optimize_weakref): New function.
5430 (function_and_variable_visibility): Use it.
5432 2016-04-04 Martin Liska <mliska@suse.cz>
5435 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
5436 value that is really in range handled by SBR instruction.
5437 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
5438 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
5439 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
5441 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
5445 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
5446 set, but not for SP_REG operands.
5448 2016-04-02 Martin Sebor <msebor@redhat.com>
5451 * fold-const.c (maybe_nonzero_address): New function.
5452 (fold_comparison): Call it. Fold equality and relational
5453 expressions involving null pointers.
5454 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
5456 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
5458 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
5459 the "Y" constraint (scalar FP 0.0 immediate).
5461 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
5462 Add the "const_double" to the list of operand constraints.
5464 2016-04-01 Jakub Jelinek <jakub@redhat.com>
5466 PR rtl-optimization/70467
5467 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
5468 If low word of the last operand is 0, just emit addition/subtraction
5471 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5474 * config/s390/s390.c (s390_expand_insv): Check for everything
5475 constant instead of just VOIDmode stuff.
5477 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5480 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
5482 2016-04-01 Nathan Sidwell <nathan@acm.org>
5484 * tree.def (TRY_CATCH_EXPR): Correct documentation.
5486 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
5488 PR rtl-optimization/70461
5489 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
5492 2016-03-31 Martin Liska <mliska@suse.cz>
5495 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
5496 a tree value or an immediate integer value to a buffer
5497 that is eventually copied to a BRIG section.
5498 (emit_immediate_operand): Call the function here.
5499 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
5500 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
5501 of class' fields that are removed.
5502 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
5503 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
5504 m_brig_repr_size fields.
5506 2016-03-31 Martin Liska <mliska@suse.cz>
5509 * hsa-gen.c (hsa_function_representation::update_dominance): New
5511 (convert_addr_to_flat_segment): Likewise.
5512 (gen_hsa_memory_set): New alignment argument.
5513 (gen_hsa_ctor_assignment): Likewise.
5514 (gen_hsa_insns_for_single_assignment): Provide alignment
5515 to gen_hsa_ctor_assignment.
5516 (gen_hsa_insns_for_direct_call): Add new argument.
5517 (expand_lhs_of_string_op): New function.
5518 (expand_string_operation_builtin): Likewise.
5519 (expand_memory_copy): New function.
5520 (expand_memory_set): New function.
5521 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
5522 (convert_switch_statements): Change signature.
5523 (generate_hsa): Use a return value of the function.
5524 (pass_gen_hsail::execute): Do not call
5525 convert_switch_statements here.
5526 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
5527 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
5528 (hsa_function_representation::update_dominance): New function.
5530 2016-03-31 Martin Liska <mliska@suse.cz>
5533 * hsa-brig.c (emit_directive_variable): Emit alignment
5534 according to hsa_symbol::m_align.
5535 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
5536 (dump_hsa_symbol): Dump alignment of HSA symbols.
5537 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
5538 (gen_hsa_addr_with_align): New function.
5539 (hsa_bitmemref_alignment): Use newly added function.
5540 (gen_hsa_insns_for_load): Likewise.
5541 (gen_hsa_insns_for_store): Likewise.
5542 (gen_hsa_memory_copy): New argument added.
5543 (gen_hsa_insns_for_single_assignment): Respect
5544 alignment for assignments processed via gen_hsa_memory_copy.
5545 (gen_hsa_insns_for_direct_call): Likewise.
5546 (gen_hsa_insns_for_return): Likewise.
5547 (gen_function_def_parameters): Set default alignment.
5548 * hsa.c (hsa_object_alignment): New function.
5549 (hsa_byte_alignment): Pasted function.
5550 * hsa.h (hsa_symbol::m_align): New field.
5552 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5554 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
5555 scratch field for goto case.
5557 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
5559 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
5561 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
5564 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
5565 (scalar_chain::convert_insn): Call convert_op for reg
5566 moves to handle undefined registers.
5568 2016-03-31 Nathan Sidwell <nathan@acm.org>
5571 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
5572 Assert we don't want to move backwards.
5574 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
5577 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
5579 2016-03-31 Jakub Jelinek <jakub@redhat.com>
5581 PR rtl-optimization/70460
5582 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
5583 with operand from REG_LABEL_OPERAND, instead substitute
5584 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5585 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5587 2016-03-31 Martin Liska <mliska@suse.cz>
5589 * passes.c (execute_one_pass): Do not call
5590 todo_after for a discarded function.
5592 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5594 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5595 (no_cost, infinite_cost): Initialize the new field.
5596 (get_computation_cost_at): Record setup cost.
5597 (determine_use_iv_cost_address): Skip cost computation for sub
5598 uses if we can estimate it without losing accuracy.
5600 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5602 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5604 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5605 max_loop_iterations_int.
5606 (tree_unswitch_outer_loop): Likewise.
5607 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5608 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5610 2016-03-30 Richard Biener <rguenther@suse.de>
5613 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5615 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5618 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5619 in gen_blendm expander.
5621 2016-03-30 Nick Clifton <nickc@redhat.com>
5624 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5625 case where we are already provided with an SImode SUBREG.
5627 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5630 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5631 conflict between DRAP register and __builtin_eh_return.
5633 2016-03-30 Michael Matz <matz@suse.de>
5634 Richard Biener <rguenther@suse.de>
5637 * ipa-polymorphic-call.c (struct type_change_info): Change
5638 speculative to an unsigned allowing to limit the work we do.
5639 (csftc_abort_walking_p): New inline function..
5640 (check_stmt_for_type_change): Limit the number of may-defs
5641 skipped for speculative devirtualization to
5642 max-speculative-devirt-maydefs.
5643 * params.def (max-speculative-devirt-maydefs): New param.
5644 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5646 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5649 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5652 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5654 PR tree-optimization/59124
5655 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5656 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5658 2016-03-29 Jeff Law <law@redhat.com>
5660 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5662 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5664 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5667 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5669 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5670 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5671 gcrt0.o if linking dynamically.
5673 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5676 * ipa-devirt.c (methods_equal_p): New function.
5677 (compare_virtual_tables): Use it.
5678 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5679 * cgraphclones.c (clone_function_name_1): Use
5680 symbol_table::symbol_suffix_separator.
5681 * coverage.c (build_var): Likewise.
5682 * symtab.c (symbol_table::symbol_suffix_separator): New.
5684 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5686 PR rtl-optimization/70429
5687 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5688 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5689 mode != result_mode.
5692 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5694 PR tree-optimization/70405
5695 * ssa-iterators.h (num_imm_uses): Add missing braces.
5697 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5699 PR rtl-optimization/68695
5700 * ira-color.c (allocno_copy_cost_saving): New.
5701 (improve_allocation): Use it.
5703 2016-03-29 Richard Henderson <rth@redhat.com>
5706 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5708 2016-03-29 Richard Biener <rguenther@suse.de>
5711 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5712 use alignment returned by get_pointer_alignment_1 if it is
5713 bigger than BITS_PER_UNIT.
5714 * builtins.c (get_pointer_alignment_1): Do not return true
5715 for alignment extracted from SSA info.
5717 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5719 * config/ft32/ft32.opt (mnodiv): New.
5720 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5721 * doc/invoke.texi (FT32 Options -mnodiv): New.
5723 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5726 * config/i386/i386.md (define_split, andn): Fix modes.
5728 2016-03-26 Richard Biener <rguenther@suse.de>
5729 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5732 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5734 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5735 as 2nd argument to cl_optimization_restore().
5737 2016-03-25 Richard Henderson <rth@redhat.com>
5740 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5741 * config/aarch64/aarch64-protos.h: Declare it.
5742 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5744 2016-03-25 Alan Modra <amodra@gmail.com>
5747 * config/rs6000/constraints.md (j): Simplify.
5748 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5750 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5751 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5752 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5753 in all constraint alternatives.
5754 (movtd_64bit_nodm): Delete "j" constraint alternative.
5756 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5758 * tree-ssa-propagate.c: Enhance docs for
5759 SSA_PROP_NOT_INTERESTING.
5761 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5763 * doc/extend.texi: Fix typo in documentation to pure attribute.
5765 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5768 * config/pa/pa.md (bswapdi2): Use a scratch register.
5770 2016-03-24 Richard Henderson <rth@redhat.com>
5773 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5776 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5778 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5779 using ix86_expand_binary_operator instead of gen_andsi3.
5781 2016-03-24 Richard Biener <rguenther@suse.de>
5783 PR tree-optimization/70396
5784 * tree-vect-stmts.c (vectorizable_comparison): Use
5785 get_vectype_for_scalar_type.
5787 2016-03-24 Richard Biener <rguenther@suse.de>
5790 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5791 with register bases.
5793 2016-03-24 Richard Biener <rguenther@suse.de>
5795 PR tree-optimization/70372
5796 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5797 build_all_ones_cst to also handle vector types correctly.
5799 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5802 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5805 2016-03-23 Marek Polacek <polacek@redhat.com>
5808 * doc/invoke.texi: Document -Wignored-attributes.
5810 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5812 PR tree-optimization/69042
5813 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5814 parameter from 30 to 40.
5816 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5818 PR tree-optimization/69042
5819 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5820 for use with constant offset stripped in base.
5822 2016-03-23 Richard Biener <rguenther@suse.de>
5825 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5826 mode compatibility check.
5827 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5829 2016-03-23 Jeff Law <law@redhat.com>
5831 PR tree-optimization/64058
5832 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5834 (struct ssa_conflicts): Move up earlier in the file.
5835 (conflicts_, var_map_): New static variables.
5836 (initialize_conflict_count): New function to initialize the
5837 CONFLICT_COUNT field for each conflict pair.
5838 (compare_pairs): Lazily initialize the conflict count and use it
5839 as the first tie-breaker.
5840 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5841 and wipe conflicts_ and map_ around the call to qsort. Remove
5842 special case for 2 coalesce pairs.
5843 * bitmap.c (bitmap_count_unique_bits): New function.
5844 (bitmap_count_bits_in_word): New function, extracted from
5846 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5847 * bitmap.h (bitmap_count_unique_bits): Declare it.
5849 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5852 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5853 transparent alias chain for decl assembler name.
5854 * config/sol2.c (solaris_assemble_visibility): Likewise.
5856 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5858 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5860 (v10_fdivs): Likewise.
5861 (v10_fdivd): Likewise.
5863 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5866 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5867 to not call fclose twice on file.
5869 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5871 PR tree-optimization/70354
5872 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5873 oprnd0 is wider than oprnd1 and there is a cast from the wider
5874 type to oprnd1, mask it with the mask of the narrower type.
5877 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5878 Optimize TARGET_STV splitters, if high or low word of last argument
5881 2016-03-22 Jeff Law <law@redhat.com>
5884 tree-ssa-threadbackward.c
5885 (fsm_find_control_statement_thread_paths): Correctly distinguish
5886 between old style jump threads vs FSM jump threads.
5888 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5891 * config/i386/i386.c (scalar_chain::convert_op): Support
5892 uninitialized register usage case.
5894 2016-03-22 Richard Biener <rguenther@suse.de>
5897 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5899 (capture::gen_transform): ... to change behavior when substituting
5900 a condition into cond or not-cond expr context.
5901 (dt_simplify::gen_1): Adjust.
5902 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5903 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5904 last change and instead change to
5905 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5906 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5908 2016-03-22 Anthony Green <green@moxielogic.com>
5910 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5911 issue for moxiebox targets.
5912 (CC1PLUS_SPEC): Ditto.
5914 2016-03-22 Richard Biener <rguenther@suse.de>
5917 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5920 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5922 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5924 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5927 * config/i386/i386.c (def_builtin): Handle
5928 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5930 (const struct builtin_description bdesc_special_args[]):
5931 Remove duplicate ISA bits.
5933 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5936 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5937 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5938 in a way that works also for AVX512BW.
5941 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5942 instead of source if operands[1] is xmm16 and above and
5943 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5944 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5947 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5948 on assign if (*from_p) is a comparison, set it to
5949 TREE_NO_WARNING (*from_p).
5951 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5954 * lra.c (restore_scratches): Ignore deleted insns.
5956 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5957 Jakub Jelinek <jakub@redhat.com>
5959 PR tree-optimization/70317
5960 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5963 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5966 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5967 of ix86_expand_move.
5969 (movti): Use general_operand for operand 1 predicate.
5971 2016-03-21 Martin Liska <mliska@suse.cz>
5973 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5975 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5977 2016-03-21 Martin Liska <mliska@suse.cz>
5980 * ipa-icf.c (sem_function::parse): Skip static
5981 constructors and destructors.
5983 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5986 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5987 function-like macro, peek following token(s) if it is followed
5988 by CPP_OPEN_PAREN token with optional padding in between, and
5989 if not, don't treat it like a macro.
5991 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5992 Alexander Monakov <amonakov@ispras.ru>
5994 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5995 for the stabs debug format.
5997 2016-03-21 Richard Biener <rguenther@suse.de>
5999 PR tree-optimization/70310
6000 * tree-vect-generic.c (expand_vector_condition): Fold the built
6003 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
6006 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
6007 Block third alternative for AVX-512VL target,
6009 2016-03-21 Martin Liska <mliska@suse.cz>
6012 * hsa-brig.c (emit_function_directives): Mark unemitted
6013 global variables for emission.
6014 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
6015 (get_symbol_for_decl): Likewise.
6016 * hsa.h (struct hsa_symbol): New flag.
6018 2016-03-21 Richard Biener <rguenther@suse.de>
6020 PR tree-optimization/70288
6021 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
6022 we do not estimate unsimplified all-constant conditionals or
6023 switches as optimized away.
6025 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
6027 PR rtl-optimization/69102
6028 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
6029 when we have a readonly dependency context.
6031 2016-03-18 Jeff Law <law@redhat.com>
6033 PR rtl-optimization/70263
6034 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
6035 (update_equiv_regs): When trying to move a store to after the insn
6036 that sets the source of the store, make sure the store occurs after
6037 the insn that sets the source of the store. When successful note
6038 the REG_EQUIV note created in the dump file.
6040 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
6041 Bernd Schmidt <bschmidt@redhat.com>
6043 * doc/extend.texi: Document more potential problems with basic asms.
6045 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
6047 PR rtl-optimization/70278
6048 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
6051 2016-03-18 Jason Merrill <jason@redhat.com>
6053 * calls.c (load_register_parameters): Fix zero size sibcall logic.
6055 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
6057 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
6058 values to 128b regs.
6060 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
6062 PR tree-optimization/70252
6063 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
6064 boolean vector has a proper number of elements.
6065 (supportable_narrowing_operation): Likewise.
6067 2016-03-18 Tom de Vries <tom@codesourcery.com>
6070 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
6072 2016-03-18 Jakub Jelinek <jakub@redhat.com>
6074 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
6075 instead of replace_rtx for DEBUG_INSNs.
6077 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6079 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
6080 load type reservations.
6082 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
6085 * config/pa/constraints.md: Revert 2015-02-13 change. Use
6086 define_constraint for "Q" and "T" constraints.
6088 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
6090 Tweak the pipeline model for Exynos M1
6092 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
6095 2016-03-17 David Malcolm <dmalcolm@redhat.com>
6098 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
6099 where one or both locations aren't within a line_map.
6101 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
6104 * opts.c (finish_options): Don't set flag_pie to the default if
6105 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
6108 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
6110 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
6111 true as ALL_REGS argument to replace_rtx.
6113 2016-03-17 Richard Biener <rguenther@suse.de>
6116 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
6119 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6122 * rtl.h (replace_rtx): Add ALL_REGS argument.
6123 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
6124 equality and assert mode is the same, instead of just rtx pointer
6126 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
6127 true as ALL_REGS argument to replace_rtx.
6129 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
6131 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
6132 for boolean vector with vector mode only.
6133 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6135 2016-03-17 Nick Clifton <nickc@redhat.com>
6138 * config/rx/rx.c (rx_print_integer): Print negative constants in
6141 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6144 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
6146 2016-03-16 Richard Henderson <rth@redhat.com>
6147 Richard Biener <rguenth@suse.de>
6152 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
6153 first operand as is_gimple_condexpr.
6158 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
6159 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
6160 Do not gimplify the result.
6161 (do_unop): Adjust call to tree_vec_extract.
6162 (do_binop): Likewise.
6163 (do_compare): Likewise.
6164 (do_plus_minus): Likewise.
6165 (do_negate): Likewise.
6166 (expand_vector_condition): Likewise.
6167 (do_cond): Likewise.
6169 2016-03-16 Richard Henderson <rth@redhat.com>
6172 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
6173 (aarch64_classify_address): Use it.
6174 (aarch64_legitimize_address): Force all subexpressions of PLUS
6175 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
6177 2016-03-16 Jakub Jelinek <jakub@redhat.com>
6178 Richard Biener <rguenth@suse.de>
6181 * rtlanal.c (replace_rtx): For REG, if from is a REG,
6182 return to even if only REGNO is equal, and assert
6185 2016-03-11 Jeff Law <law@redhat.com>
6187 PR rtl-optimization/70224
6188 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
6190 2016-03-16 Richard Henderson <rth@redhat.com>
6193 * function.h (struct function): Add has_forced_label_in_static.
6194 * gimplify.c (force_labels_r): Set it.
6195 * lto-streamer-in.c (input_struct_function_base): Read it.
6196 * lto-streamer-out.c (output_struct_function_base): Write it.
6197 * tree-inline.c (has_label_address_in_static_1): Remove.
6198 (copy_forbidden): Remove fndecl parameter; test
6199 has_forced_label_in_static.
6200 (inline_forbidden_p): Update call to copy_forbidden.
6201 (tree_versionable_function_p): Likewise.
6202 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
6203 (chkp_versioning): Likewise.
6204 * tree-inline.h (copy_forbidden): Update decl.
6206 2016-03-16 Marek Polacek <polacek@redhat.com>
6209 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
6210 function being thunked if the result type doesn't have fixed size.
6211 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
6212 doesn't have fixed size.
6214 2016-03-16 Bin Cheng <bin.cheng@arm.com>
6216 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
6217 reporting malformed loop nest.
6219 2016-03-16 Tom de Vries <tom@codesourcery.com>
6222 * ipa-devirt.c (possible_polymorphic_call_targets): Move
6223 nodes.length () == 1 test to before first nodes[0] access.
6225 2016-03-16 Tom de Vries <tom@codesourcery.com>
6227 PR tree-optimization/68715
6228 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
6231 2016-03-16 Tom de Vries <tom@codesourcery.com>
6233 PR tree-optimization/68809
6234 * graphite-scop-detection.c (same_close_phi_node): Test if result types
6237 2016-03-16 Carlos O'Donell <carlos@redhat.com>
6238 Sandra Loosemore <sandra@codesourcery.com>
6240 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
6241 on leaf attribute. Mention ELF interposition problems.
6243 2016-03-16 Alan Modra <amodra@gmail.com>
6245 PR rtl-optimization/69195
6246 PR rtl-optimization/47992
6247 * ira.c (indirect_jump_optimize): Ignore artificial defs.
6250 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
6253 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
6255 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6257 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
6259 2016-03-15 Jakub Jelinek <jakub@redhat.com>
6261 PR rtl-optimization/70222
6262 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
6263 optimization if mode is different from result_mode, queue up masking
6264 of the result in outer_op. Formatting fix.
6267 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
6270 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6272 PR rtl-optimization/69032
6273 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
6274 looping backwards over basic block insns.
6276 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6279 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
6280 to non-speculative when propagating trap bits.
6282 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6284 PR rtl-optimization/63384
6285 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
6288 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6291 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
6292 factored out from ...
6293 (sched_analyze_insn): ... here.
6294 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
6295 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
6296 get_implicit_reg_pending_clobbers in it.
6297 (setup_id_reg_sets): Use setup_id_implicit_regs.
6298 (deps_init_id): Ditto.
6300 2016-03-15 Tom de Vries <tom@codesourcery.com>
6303 * cgraph.c (cgraph_node::get_body): Save, reset and restore
6305 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
6306 execute_function_dump.
6307 (execute_one_pass): Don't dump function if it will be dumped after ipa
6310 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6312 * genrecog.c (match_pattern_2): If pred is NULL don't call
6313 safe_predicate_mode on it.
6315 2016-03-14 Jakub Jelinek <jakub@redhat.com>
6318 * lra-constraints.c (delete_move_and_clobber): Change assertion
6319 to also allow dregno == 0.
6321 2016-03-14 Richard Henderson <rth@redhat.com>
6324 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
6325 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
6326 (reassociate_bb): Use optimize_vec_cond_expr; avoid
6327 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
6330 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
6333 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
6335 (lra_create_live_ranges_1): initialize hard register biggest_mode to
6337 * lra-constraints.c (split_reg): For hard regs, try to find the
6338 biggest single-register mode used in the function.
6340 2016-03-14 Richard Biener <rguenther@suse.de>
6342 PR tree-optimization/56365
6343 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
6344 constants to compare against.
6346 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
6349 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
6350 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
6351 (define_split for the GPR case): Use int_reg_operand instead of
6352 gpc_reg_operand for the output.
6354 2016-03-14 Tom de Vries <tom@codesourcery.com>
6356 PR tree-optimization/70045
6357 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
6358 create_empty_if_region_on_edge argument.
6360 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
6362 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
6363 (STACK_CHECK_PROTECT): Likewise.
6364 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6365 (STACK_CHECK_PROTECT): Likewise.
6366 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6367 (STACK_CHECK_PROTECT): Likewise.
6368 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
6369 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
6370 (STACK_CHECK_PROTECT): Likewise.
6372 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
6374 PR rtl-optimization/69307
6375 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
6376 registers in modes that span more than one register.
6378 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
6381 * lra-constraints.c (delete_move_and_clobber): New.
6382 (remove_inheritance_pseudos): Use it.
6384 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
6387 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
6388 the libcall is LCT_THROW.
6389 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
6390 for the checking routine.
6392 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6395 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
6396 optimization if we have direct move.
6397 (roundu32<mode>2_fprs): Likewise.
6399 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
6402 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
6404 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
6405 Arguments swapped. All callers changed. Take reg_renumber into
6406 account, and Calculate and compare register ranges for hard regs.
6408 2016-03-11 Jeff Law <law@redhat.com>
6410 PR tree-optimization/70190
6411 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6412 Handle cases where we can not extract the taken edge, even though we
6413 found a constant value.
6415 PR tree-optimization/64058
6416 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
6417 (num_coalesce_pairs): Move up earlier in file.
6418 (find_coalesce_pair): Initialize the INDEX field for each pair
6420 (compare_pairs): No longer sort on the elements in each pair.
6421 Instead break ties with the index of the coalesce pair.
6423 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6426 * config/aarch64/aarch64-protos.h
6427 (aarch64_save_restore_target_globals): New prototype.
6428 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
6429 Call the above when popping pragma.
6430 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
6432 (aarch64_set_current_function): Rewrite using the above.
6434 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6436 PR tree-optimization/70177
6437 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
6438 (extract_ops_from_tree): ... this. In the 2 argument
6439 overload remove _1 suffix.
6440 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
6441 (extract_ops_from_tree): ... this.
6442 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
6444 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6445 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
6446 extract_ops_from_tree instead of 2 operand one.
6448 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
6450 PR tree-optimization/70013
6451 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
6452 for constant-pool entries.
6454 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6456 PR rtl-optimization/70174
6457 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
6458 followed by gen_lowpart on force_reg instead of just gen_lowpart.
6460 PR tree-optimization/70169
6461 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
6462 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
6465 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
6466 Jakub Jelinek <jakub@redhat.com>
6469 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
6470 of uninitialized values.
6472 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6474 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
6476 ("*trunctddd2"): New pattern definition.
6477 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
6480 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6482 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
6483 definitions for BFP and DFP rounding modes.
6484 ("fixuns_truncdddi2", "fixuns_trunctddi2")
6485 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
6486 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
6487 ("fix_trunctf<mode>2"): Use the new constants instead of magic
6490 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6492 * config/s390/constraints.md: Adjust comment.
6493 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
6494 s390_decompose_addrstyle_without_index.
6495 * config/s390/predicates.md (shift_count_or_setmem_operand):
6496 Rename to setmem_operand.
6497 * config/s390/s390-protos.h
6498 (s390_decompose_shift_count): Rename to
6499 s390_decompose_addrstyle_without_index.
6500 * config/s390/s390.c (s390_decompose_shift_count)
6501 (s390_mem_constraint, print_shift_count_operand)
6502 (print_operand_address, print_operand): Rename
6503 s390_decompose_shift_count to
6504 s390_decompose_addrstyle_without_index and rename
6505 print_shift_count_operand to print_addrstyle_operand troughout the
6507 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
6508 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
6509 Rename shift_count_or_setmem_operand to setmem_operand.
6510 * config/s390/vx-builtins.md ("vec_insert<mode>")
6511 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
6514 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6517 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6518 Handle overlapping retval and newval.
6520 2016-03-10 Nick Clifton <nickc@redhat.com>
6523 * config/aarch64/aarch64.c
6524 (aarch64_override_options_after_change_1): When forcing
6525 flag_omit_frame_pointer to be true, use a special value that can
6526 be detected if this function is called again, thus preventing
6527 flag_omit_leaf_frame_pointer from being forced to be false.
6529 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6531 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
6532 Set x_flag_omit_leaf_frame_pointer when handling
6533 -momit-leaf-frame-pointer.
6535 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6538 * cgraph.c (cgraph_node::dump): Dump split_part and
6539 indirect_call_target.
6540 * cgraph.h (cgraph_node): Add indirect_call_target flag.
6541 * ipa.c (has_addr_references_p): Cleanup.
6542 (is_indirect_call_target_p): New.
6543 (walk_polymorphic_call_targets): Do not mark virtuals that may be
6544 called indirectly as local.
6545 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
6547 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6550 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6551 on cxa_pure_virtual.
6553 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6556 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
6558 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6561 * tree.c (need_assembler_name_p): Only record main variant type names.
6563 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6566 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
6567 Always define to 0 or 1.
6568 (TARGET_FIX_ERR_A53_843419): New macro.
6569 * config/aarch64/aarch64-elf-raw.h
6570 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
6571 * config/aarch64/aarch64-linux.h: Likewise.
6572 * config/aarch64/aarch64.c
6573 (aarch64_override_options_after_change_1): Do not default
6574 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
6576 (aarch64_attributes): Handle fix-cortex-a53-843419.
6577 (aarch64_can_inline_p): Likewise.
6578 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
6580 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
6581 Jakub Jelinek <jakub@redhat.com>
6583 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6584 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6585 DECL_COMMONS if flag_unconstrained_commons is set.
6586 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6587 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6588 (funconstrained-commons): Document.
6590 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6592 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6593 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6595 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6597 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6598 has a proper number of elements.
6600 2016-03-10 Alan Modra <amodra@gmail.com>
6602 PR rtl-optimization/69195
6603 PR rtl-optimization/47992
6604 * ira.c (recorded_label_ref): Delete.
6605 (update_equiv_regs): Return void.
6606 (indirect_jump_optimize): New function.
6607 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6608 before regstat_compute_ri. Don't rebuild_jump_labels here.
6609 Delete update_regstat.
6611 2016-03-10 Richard Biener <rguenther@suse.de>
6613 PR tree-optimization/70128
6614 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6615 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6617 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6619 PR tree-optimization/70152
6620 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6621 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6624 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6625 instead of gen_sse2_loadlpd.
6626 * config/i386/sse.md (*vec_concatv2df): Rename to...
6627 (vec_concatv2df): ... this.
6629 PR tree-optimization/70127
6630 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6632 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6636 * diagnostic-show-locus.c (compatible_locations_p): New function.
6637 (layout::layout): Sanitize ranges using compatible_locations_p.
6639 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6643 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6644 location_range param with three const expanded_locations * and a
6646 (layout::layout): Replace call to
6647 rich_location::lazily_expand_location with get_expanded_location.
6648 Extract the range and perform location expansion here, passing
6649 the results to the layout_range ctor.
6650 * diagnostic.c (source_range::debug): Delete.
6651 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6652 of rich_location::get_expanded_location.
6653 * gcc-rich-location.c (get_range_for_expr): Delete.
6654 (gcc_rich_location::add_expr): Reimplement to avoid the
6655 rich_location::add_range overload that took a location_range,
6656 passing a location_t instead.
6658 2016-03-09 Richard Biener <rguenther@suse.de>
6659 Jakub Jelinek <jakub@redhat.com>
6661 PR tree-optimization/70138
6662 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6663 Also skip vect_double_reduction_def.
6665 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6668 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6669 if the operand is "m".
6671 2016-03-09 Nathan Sidwell <nathan@acm.org>
6673 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6675 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6677 * config/i386/i386.c (processor_target_table): Fix cost table
6678 intialization order for znver1.
6680 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6682 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6683 - becuase -> because.
6684 * ipa-reference.c (ignore_module_statics): Likewise.
6685 * cgraph.c (cgraph_node::get_body): Likewise.
6686 * ipa-inline.c (early_inliner): Likewise.
6687 * ipa-devirt.c (types_same_for_odr): Likewise.
6688 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6689 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6691 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6693 * tree-ssa-math-opts.c: Fix typo in comment.
6695 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6698 * config/i386/i386.c (scalar_chain::make_vector_copies,
6699 scalar_chain::convert_reg): Call end_sequence in between
6700 get_insns and emit_conversion_insns rather than after both
6703 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6706 * config/i386/i386.h (machine_function): Add
6707 pc_thunk_call_expanded flag.
6708 (ix86_pc_thunk_call_expanded): New define.
6709 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6710 (*set_got): Rename insn pattern from set_got.
6711 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6712 * config/i386/i386.c (ix86_compute_frame_layout): Use
6713 ix86_pc_thunk_call_expanded to prevent red-zone.
6715 2016-03-07 Martin Jambor <mjambor@suse.cz>
6717 * hsa.h (hsa_get_ctor_statements): Declare.
6718 (hsa_get_dtor_statements): Likewise.
6719 (hsa_get_kernel_dispatch_type): Likewise.
6720 * hsa.c (hsa_get_ctor_statements): New function.
6721 (hsa_get_dtor_statements): Likewise.
6722 (hsa_get_kernel_dispatch_type): Likewise.
6723 * hsa-brig.c (hsa_cdtor_statements): Removed.
6724 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6725 hsa_get_dtor_statements.
6726 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6727 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6729 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6731 * config/arm/arm-cores.def (cortex-r8): New.
6732 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6733 * config/arm/arm-tune.md: Likewise.
6734 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6736 2016-03-07 Martin Sebor <msebor@redhat.com>
6738 PR rtl-optimization/19705
6739 * doc/invoke.texi (Options That Control Optimization): Clarify
6740 -fno-branch-count-reg.
6742 2016-02-26 Richard Biener <rguenther@suse.de>
6743 Jeff Law <law@redhat.com>
6745 PR tree-optimization/69740
6746 * cfghooks.c (remove_edge): Request loop fixups if we delete
6747 an edge that might turn an irreducible loop into a natural
6749 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6750 Move after definition of loops_state_clear.
6752 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6754 PR rtl-optimization/69052
6755 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6758 2016-03-07 Tom de Vries <tom@codesourcery.com>
6760 PR tree-optimization/70116
6761 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6762 is_tm_ending stmts and ubsan/asan internal functions.
6763 (find_duplicate): Use it. Don't test is_tm_ending here.
6765 2016-03-07 Richard Biener <rguenther@suse.de>
6767 PR tree-optimization/70115
6768 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6769 (propagate_constants_for_unrolling): Use replace_uses_by.
6771 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6774 * omp-low.c (struct oacc_loop): Add ifns.
6775 (new_oacc_loop_raw): Initialize it.
6776 (finish_oacc_loop): Clear mask & flags if no ifns.
6777 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6778 (oacc_loop_xform_loop): Add ifns arg & adjust.
6779 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6781 2016-03-07 Richard Henderson <rth@redhat.com>
6784 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6785 (insert_value_copy_on_edge): Likewise.
6787 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6789 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6791 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6794 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6796 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6798 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6800 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6802 Fix sseimul type attribute.
6803 * config/i386/znver1.md
6804 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6805 znver1_sseimul_avx256_load) : Fix the type attribute.
6806 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6807 pipe usage and latency.
6809 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6812 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6813 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6816 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6819 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6821 PR rtl-optimization/69941
6822 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6823 the reg share its mode.
6825 2016-03-04 Jeff Law <law@redhat.com>
6827 PR tree-optimization/69196
6828 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6829 If the both SSA_NAMEs are anonymous, then consider them unassociated
6830 and include the PHI in the statement count.
6832 2016-03-05 Tom de Vries <tom@codesourcery.com>
6834 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6835 construct in oacc routine. Check for oacc region in oacc routine.
6837 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6840 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6841 2016-02-22 changes, instead don't recurse if RECUR is already true.
6842 Don't change *dynamic_check if RECUR. Adjust recursive caller
6843 to pass true to the new argument.
6844 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6847 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6848 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6850 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6852 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6854 PR rtl-optimization/57676
6855 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6858 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6860 * tree-vect-patterns.c (search_type_for_mask): Handle
6861 comparison of booleans.
6863 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6865 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6869 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6870 all other ops that have dw_val_class_die_ref operands,
6871 and DW_OP_GNU_entry_value.
6873 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6875 PR rtl-optimization/69904
6876 * config/arm/arm.c (arm_cannot_copy_insn_p):
6877 Return true for load-exclusive instructions.
6879 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6882 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6883 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6884 the pattern no matter if it is used just by non-pattern, pattern
6886 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6887 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6888 oprnd1 def_stmt is in pattern, don't look through it.
6890 2016-03-03 Marek Polacek <polacek@redhat.com>
6893 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6895 2016-03-03 Martin Liska <mliska@suse.cz>
6897 PR tree-optimization/70043
6898 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6899 previous statement if we see a debug statement.
6901 2016-03-03 Richard Biener <rguenther@suse.de>
6903 PR tree-optimization/55936
6904 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6905 parameter and guard unsafe equivalence use.
6906 (vrp_evaluate_conditional_warnv_with_ops): Always use
6907 safe equivalences but not via the quadratic compare_names
6910 2016-03-03 Michael Collison <michael.collison@linaro.org>
6913 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6914 for operand 1 to s_register_operand. Change predicate for operand
6915 2 to arm_not_immediate_operand.
6917 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6919 * doc/tm.texi: Regenerated.
6921 2016-03-02 Richard Henderson <rth@redhat.com>
6924 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6925 simplification when all args are positive non-fixed registers.
6927 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6929 * target.def (lra_p): Specify that new ports should use LRA.
6931 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6934 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6935 gimplify_type_sizes the type they refer to.
6936 (omp_notice_variable): Handle reference vars to VLAs.
6937 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6938 reference to VLA decls in the second pass instead of first pass.
6940 2016-03-02 Tom de Vries <tom@codesourcery.com>
6942 PR tree-optimization/68659
6943 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6944 new_expr == NULL_TREE.
6945 (get_new_name): Handle ADDR_EXPR.
6947 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6949 PR rtl-optimization/69052
6950 * loop-invariant.c (canonicalize_address): New function.
6951 (inv_can_prop_to_addr_use): Check validity of address expression
6952 which is canonicalized by above function.
6954 2016-03-02 Alan Modra <amodra@gmail.com>
6957 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6960 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6963 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6964 (*movhi_internal): Put mask moves from and to memory separately
6965 from moves from/to GPRs.
6967 2016-03-02 Richard Biener <rguenther@suse.de>
6969 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6970 GENERIC expressions in GIMPLE.
6972 2016-03-02 Richard Biener <rguenther@suse.de>
6974 * config/i386/i386.c (type_natural_mode): Fix typo.
6976 2016-03-02 Nick Clifton <nickc@redhat.com>
6978 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6980 2016-03-02 Richard Biener <rguenther@suse.de>
6981 Uros Bizjak <ubizjak@gmail.com>
6984 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6986 2016-03-02 Richard Biener <rguenther@suse.de>
6989 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6991 2016-03-02 Marek Polacek <polacek@redhat.com>
6994 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6995 "is promoted to" warning.
6997 2016-03-01 DJ Delorie <dj@redhat.com>
6999 * config.gcc: Deprecate mep-*.
7001 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
7004 * lra-constraints.c (regno_val_use_in): New.
7005 (match_reload): Use it instead of regno_use_in.
7007 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7009 PR rtl-optimization/70007
7010 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
7011 references present in REG_EQUAL notes attached to non-SET patterns.
7013 2016-03-01 Jeff Law <law@redhat.com>
7015 PR tree-optimization/69196
7016 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7017 Appropriately clamp the number of statements to copy when the
7018 thread path does not traverse a loop backedge.
7020 PR tree-optimization/69196
7021 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7022 Do count some PHIs in the thread path against the insn count. Decrease
7023 final statement count by one as the control statement in the last
7024 block will get removed. Remove special cased code for handling PHIs
7027 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
7030 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
7031 asm dialect alternatives to explicit GOTPCREL calls.
7033 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7036 * ira.c (do_reload): Issue warning for generic stack checking here...
7037 * reload1.c (reload): ...instead of here and streamline it.
7039 2016-03-01 Nick Clifton <nickc@redhat.com>
7041 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
7043 2016-03-01 Richard Biener <rguenther@suse.de>
7045 PR tree-optimization/69983
7046 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
7047 types and fall back to operand_equal_p.
7049 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7052 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7054 * config/s390/constraints.md ("jm8"): New constraint.
7055 * config/s390/predicates.md ("const_int_8bitset_operand"): New
7057 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
7059 ("*setmem_long<setmem_and>"): New pattern.
7060 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
7062 ("*setmem_long_31z<setmem_and>"): New pattern.
7063 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
7064 New substitution rules with the required attributes.
7067 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7070 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7072 * gensupport.c (process_substs_on_one_elem): Split loop to
7073 complete mark_operands_used_in_match_dup on all expressions in the
7075 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7076 and remove function.
7078 2016-03-01 Richard Biener <rguenther@suse.de>
7081 * fold-const.c (fold_indirect_ref_1): Fix range checking for
7082 vector BIT_FIELD_REF extract.
7084 2016-03-01 Richard Biener <rguenther@suse.de>
7086 PR tree-optimization/69994
7087 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
7089 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
7091 PR tree-optimization/69956
7092 * tree-vect-stmts.c (supportable_widening_operation): Support
7093 multi-step conversion of boolean vectors.
7094 (supportable_narrowing_operation): Likewise.
7096 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7098 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
7101 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7103 * config/s390/subst.md (DSI_VI): New mode iterator.
7104 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
7105 * config/s390/vector.md ("vec_set<mode>"): Move expander before
7106 the insn definition.
7107 ("*vec_set<mode>"): Change predicate and add alternative to
7108 support only either register or const_int operands as element
7110 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
7112 ("vec_extract<mode>"): New expander.
7113 ("*vec_extract<mode>"): New insn definition supporting reg and
7114 const_int element selectors.
7115 ("*vec_extract<mode>_plus"): New insn definition supporting
7116 reg+const_int element selectors.
7117 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
7118 following expander+insn definition.
7119 ("<vec_shifts_name><mode>3"): New expander.
7120 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
7122 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7124 * config/s390/s390.md ("*tabort_1"): Change predicate to
7125 nonmemory_operand. Add a second alternative to cover
7126 register as well as const int operands.
7127 ("*tabort_1_plus"): New pattern definition.
7129 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7131 * config/s390/s390.md ("*ashrdi3_cc_31")
7132 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
7133 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
7134 Merge insn definitions into ...
7135 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7136 New pattern definition.
7137 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
7138 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
7139 ("*ashr<mode>3_and"): Merge insn definitions into ...
7140 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7141 New pattern definition.
7142 * config/s390/subst.md ("addr_style_op_cc_subst")
7143 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
7144 substitutions patterns plus attributes.
7145 Add ashiftrt to SUBST iterator.
7147 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7149 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
7150 op2 to nonmemory_operand.
7151 ("*<shift>di3_31", "*<shift>di3_31_and"):
7152 Merge into single pattern definition ...
7153 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
7154 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
7155 pattern definition ...
7156 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
7157 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
7160 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7162 * config/s390/predicates.md (const_int_6bitset_operand): New
7164 * config/s390/s390.md: Include subst.md.
7165 ("rotl<mode>3"): New expander.
7166 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
7168 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
7169 * config/s390/subst.md: New file.
7171 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7173 * config/s390/s390.md ("op_type", "atype", "length" attributes):
7174 Remove RRR type. It doesn't really exist.
7175 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
7177 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
7178 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
7179 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
7180 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
7181 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
7182 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
7183 `enabled' attribute.
7185 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7187 * gensupport.c (process_substs_on_one_elem): Split loop to
7188 complete mark_operands_used_in_match_dup on all expressions in the
7190 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7191 and remove function.
7193 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7196 * config/sparc/sparc.c (NWORDS_UP): Rename to...
7197 (CEIL_NWORDS): ...this. Use CEIL macro.
7198 (compute_fp_layout): Adjust to above renaming.
7199 (function_arg_union_value): Likewise.
7200 (sparc_arg_partial_bytes): Likewise.
7201 (sparc_function_arg_advance): Likewise.
7203 2016-02-29 Jeff Law <law@redhat.com>
7205 PR tree-optimization/70005
7206 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
7207 where an object with a boolean range is compared against a value
7210 PR tree-optimization/69999
7211 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
7212 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
7215 2016-02-29 Richard Biener <rguenther@suse.de>
7217 PR tree-optimization/69994
7218 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
7219 (get_unary_op): Look through nop conversions.
7220 (ops_equal_values_p): New function, look for equality diregarding
7222 (eliminate_plus_minus_pair): Use ops_equal_values_p
7223 (repropagate_negates): Do not use get_unary_op here.
7225 2016-02-29 Martin Liska <mliska@suse.cz>
7227 * system.h: Poison ENABLE_CHECKING macro.
7229 2016-02-29 Martin Liska <mliska@suse.cz>
7231 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
7232 is presented in dump flags.
7233 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7234 (hsa_regalloc): Likewise.
7236 2016-02-19 Richard Biener <rguenther@suse.de>
7238 PR tree-optimization/69980
7239 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
7240 permutation of those we need to keep.
7242 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7245 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
7246 (NWORDS_UP): ...this
7247 (init_cumulative_args): Minor tweaks.
7248 (sparc_promote_function_mode): Likewise.
7249 (scan_record_type): Delete.
7250 (traverse_record_type): New function template.
7251 (classify_data_t): New structure type.
7252 (classify_registers): New inline function.
7253 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
7254 exhausted. Instantiate traverse_record_type on classify_registers and
7255 deal with the case of a structure passed in slot #15 with no FP field
7257 (assign_data_t): New structure type.
7258 (compute_int_layout): New static function.
7259 (compute_fp_layout): Likewise.
7260 (count_registers): New inline function.
7261 (assign_int_registers): New static function.
7262 (assign_fp_registers): Likewise.
7263 (assign_registers): New inline function.
7264 (function_arg_record_value_1): Delete.
7265 (function_arg_record_value_2): Likewise.
7266 (function_arg_record_value_3): Likewise.
7267 (function_arg_record_value): Adjust to above changes. Instantiate
7268 traverse_record_type on count_registers to first count the number of
7269 registers to be used and then on assign_registers to assign them.
7270 (function_arg_union_value): Adjust to above renaming.
7271 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
7272 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
7273 case of a structure passed in slot #15
7274 (sparc_function_arg_advance): Likewise.
7275 (function_arg_padding): Minor tweak.
7277 2016-02-29 Richard Biener <rguenther@suse.de>
7279 PR tree-optimization/69720
7280 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
7281 the adjustment_def path for possibly vectorized defs.
7282 (vect_create_epilog_for_reduction): Handle vectorized initial
7285 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
7287 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
7289 2016-02-27 Jeff Law <law@redhat.com>
7292 2016-02-26 Richard Biener <rguenther@suse.de>
7293 Jeff Law <law@redhat.com>
7295 PR tree-optimization/69740
7296 * cfghooks.c (remove_edge): Request loop fixups if we delete
7297 an edge that might turn an irreducible loop into a natural
7300 2016-02-27 Jakub Jelinek <jakub@redhat.com>
7302 PR rtl-optimization/69896
7303 * tree-vect-generic.c (get_compute_type): Avoid single element
7306 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
7308 Rename the AArch64 tuning option and related functions to enable the
7309 Newton series for the reciprocal square root to reflect its
7310 approximative characteristic.
7312 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
7313 function to "aarch64_emit_approx_rsqrt".
7314 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
7315 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
7316 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
7317 (xgene1_tunings): Likewise.
7318 (use_rsqrt_p): Likewise.
7319 (aarch64_emit_swrsqrt): Use new function name.
7320 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
7321 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
7322 text explaining this option.
7323 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
7325 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7328 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
7329 complain about -mallow-movmisalign without -mvsx if
7330 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
7332 2016-02-26 Joel Sherrill <joel@rtems.org>
7334 * config.gcc: Add x86_64-*-rtems*.
7335 * gcc/config/i386/rtems-64.h: New file.
7337 2016-02-26 Joel Sherrill <joel@rtems.org>
7339 * config.gcc: Add aarch64-*-rtems*.
7340 * gcc/config/aarch64/rtems.h: New file.
7342 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
7345 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
7346 shift amount using %h. Add comment.
7348 2016-02-26 Richard Biener <rguenther@suse.de>
7349 Jeff Law <law@redhat.com>
7351 PR tree-optimization/69740
7352 * cfghooks.c (remove_edge): Request loop fixups if we delete
7353 an edge that might turn an irreducible loop into a natural
7356 2016-02-26 Martin Jambor <mjambor@suse.cz>
7359 * tree-sra.c (sra_modify_assign): Do not remove loads of
7360 uninitialized aggregates to SSA_NAMEs.
7362 2016-02-26 Richard Henderson <rth@redhat.com>
7365 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
7366 pseudo in case the target rtx matches the source of the left
7369 2016-02-26 Martin Jambor <mjambor@suse.cz>
7372 * hsa.h (hsa_type_packed_p): Declare.
7373 * hsa.c (hsa_type_packed_p): New function.
7374 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
7376 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
7377 * hsa-brig.c (emit_basic_insn): Likewise.
7379 2016-02-26 Martin Jambor <mjambor@suse.cz>
7382 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
7384 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
7386 2016-02-26 Martin Jambor <mjambor@suse.cz>
7388 * hsa.h (is_a_helper): New overload for hsa_op_immed for
7389 hsa_op_with_type operands.
7390 (hsa_unsigned_type_for_type): Declare.
7391 * hsa.c (hsa_unsigned_type_for_type): New function.
7392 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
7393 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
7394 the finalizer. Do not emit extra move.
7396 2016-02-26 Martin Jambor <mjambor@suse.cz>
7398 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
7399 atomic operations in private segment.
7401 2016-02-26 Martin Jambor <mjambor@suse.cz>
7403 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
7404 statements to wi->info. Also disallow omp simd constructs.
7405 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
7406 for not gridifying. Dump special string for omp_for.
7408 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7411 * config/aarch64/aarch64.c (aarch64_set_current_function):
7412 Save/restore target globals when switching to
7413 target_option_default_node.
7415 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7418 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
7419 Return 0 if !SHIFT_COUNT_TRUNCATED.
7421 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7422 Eric Botcazou <ebotcazou@adacore.com>
7424 PR rtl-optimization/69891
7425 * dse.c (scan_insn): If we can't figure out memset arguments
7426 or they are non-constant, call clear_rhs_from_active_local_stores.
7428 2016-02-26 Martin Liska <mliska@suse.cz>
7430 * doc/extend.texi: Mention clog10, clog10f an clog10l
7431 in Builtins section.
7433 2016-02-26 Martin Liska <mliska@suse.cz>
7435 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
7437 (resolve_args_picking_1): Likewise.
7438 * dwarf2out.h (struct GTY): Likewise.
7440 2016-02-26 Martin Liska <mliska@suse.cz>
7442 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
7444 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7446 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
7447 Martin Liska <mliska@suse.cz>
7449 * doc/install.texi: Mention --enable-valgrind-annotations.
7451 2016-02-26 Richard Biener <rguenther@suse.de>
7453 PR tree-optimization/69551
7454 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
7455 looking through aliases adjust DECL_PT_UID to refer to the
7456 ultimate alias target.
7458 2016-02-25 Martin Liska <mliska@suse.cz>
7461 * alloc-pool.c (after_memory_report): New variable.
7462 * alloc-pool.h (base_pool_allocator ::release): Do not use
7463 the infrastructure if after_memory_report.
7464 * toplev.c (toplev::main): Mark after memory report.
7466 2016-02-25 Richard Biener <rguenther@suse.de>
7468 PR tree-optimization/48795
7469 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
7471 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
7474 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
7475 offloading is enabled and -fopenacc or -fopenmp is specified.
7476 (CRTOFFLOADEND): Likewise.
7477 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
7478 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
7479 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
7480 (offload_objects_file_name): New static var.
7481 (tool_cleanup): Remove offload_objects_file_name file.
7482 (find_offloadbeginend): Replace with ...
7483 (find_crtoffloadtable): ... this.
7484 (run_gcc): Remove offload_argc and offload_argv.
7485 Get offload_objects_file_name from -foffload-objects=... option.
7486 Read names of object files with offload from this file, pass them to
7487 compile_images_for_offload_targets. Don't call find_offloadbeginend and
7488 don't pass offloadbegin and offloadend to the linker. Don't pass
7489 offload non-LTO files to the linker, because now they're not claimed.
7491 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
7494 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7495 on builtin_unreachable.
7497 2016-02-25 Jakub Jelinek <jakub@redhat.com>
7499 PR rtl-optimization/69896
7500 * regcprop.c: Include cfgrtl.h.
7501 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
7502 than remembered mode, either delete it (if noop_move_p), or
7503 treat like copy_p but not noop_p instruction.
7505 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7508 * dwarf2out.c (gen_variable_die): Work around buggy LTO
7509 - allow NULL decl for Fortran DW_TAG_common_block variables.
7511 2016-02-24 Jason Merrill <jason@redhat.com>
7513 * common.opt (flifetime-dse): Add -flifetime-dse=1.
7515 2016-02-24 Richard Biener <rguenther@suse.de>
7516 Jakub Jelinek <jakub@redhat.com>
7519 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
7520 conditionally executed ops to well-defined overflow behavior.
7522 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7525 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
7528 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7530 PR rtl-optimization/69886
7531 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
7532 argument. Use it when checking validity of set instructions.
7533 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
7534 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
7536 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
7537 * store-motion.c (find_moveable_store): Update
7538 can_assign_to_reg_without_clobbers_p callsite.
7540 2016-02-24 Richard Biener <rguenther@suse.de>
7543 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
7545 (record_nonwrapping_iv): Do not fall back to the low/high bound
7546 for non-constant IV bases if the stmt is not always executed.
7548 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7550 * config/arm/arm-cores.def (cortex-a32): New entry.
7551 * config/arm/arm-tables.opt: Regenerate.
7552 * config/arm/arm-tune.md: Regenerate.
7553 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
7554 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
7555 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
7556 for -mcpu and -mtune.
7558 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7561 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
7562 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
7563 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
7564 (atomic_loaddi_1): Delete.
7565 (atomic_loaddi): Rewrite expander using the above changes.
7567 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7570 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
7573 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7574 Richard Biener <rguenth@suse.de>
7577 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
7578 set_mem_attributes if tem is SSA_NAME which got expanded
7581 2016-02-24 Richard Biener <rguenther@suse.de>
7583 PR tree-optimization/69907
7584 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7585 end of permutations for BB vectorization.
7587 2016-02-24 Christian Bruel <christian.bruel@st.com>
7589 * config/arm/arm-c.c (arm_option_override): Initialize
7590 target_option_current_node.
7591 * config/arm/arm.c (arm_pragma_target_parse): Replace
7592 build_target_option_node call by target_option_current_node.
7593 Set target_option_current_node.
7596 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7599 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7600 define_insn_and_split to define_insn.
7601 (zero_extendqi<mode>2_dot2): Same.
7602 (extendqi<mode>2_dot): Same.
7603 (extendqi<mode>2_dot2): Same.
7605 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7607 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7608 and add bypass for AES{D,E} and AESMC pairs.
7609 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7612 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7614 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7615 series for reciprocal square root in Exynos M1.
7617 2016-02-23 Martin Sebor <msebor@redhat.com>
7620 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7621 __builtin_alloca_with_align.
7623 2016-02-23 Richard Henderson <rth@redhat.com>
7625 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7626 (ix86_register_pragmas): Remove __seg_tls.
7627 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7628 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7629 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7630 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7631 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7632 * doc/extend.texi (__seg_tls): Remove item.
7634 2016-02-23 Richard Biener <rguenther@suse.de>
7636 * alloc-pool.h (struct allocation_object): Make id member
7637 conditional on CHECKING_P again.
7638 (get_instance): Adjust.
7639 (base_pool_allocator): Likewise.
7641 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7643 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7644 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7646 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7648 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7650 2016-02-23 Richard Biener <rguenther@suse.de>
7652 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7653 * bitmap.h (struct bitmap_usage): Likewise.
7654 (bitmap_move): Declare.
7655 * bitmap.c (register_overhead): Take size_t argument.
7656 (bitmap_move): New function.
7657 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7658 to properly account overhead.
7659 * tree.c (free_node): Use tree_size.
7661 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7664 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7665 when inverting comparison.
7668 * common.opt (Wunreachable-code): Add Warning flag.
7670 2016-02-23 Mark Wielaard <mjw@redhat.com>
7671 Jakub Jelinek <jakub@redhat.com>
7674 * cgraphunit.c (check_global_declaration): Check main_input_filename
7675 and DECL_SOURCE_FILE are not NULL.
7677 2016-02-23 Martin Jambor <mjambor@suse.cz>
7679 PR tree-optimization/69666
7680 * tree-sra.c (sra_modify_assign): Do not attempt to create
7681 default_def replacements for unscalarizable regions.
7683 2016-02-20 Mark Wielaard <mjw@redhat.com>
7686 * cgraphunit.c (check_global_declaration): Check level of
7687 warn_unused_const_variable and main_input_filename.
7688 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7689 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7690 (-Wunused-const-variable): Explain levels 1 and 2.
7692 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7695 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7696 identical arguments. Formatting and spelling fixes.
7699 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7704 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7705 and m68k-devices.def.
7706 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7707 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7709 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7711 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7712 and HImode registers.
7714 2016-02-22 Richard Biener <rguenther@suse.de>
7716 PR tree-optimization/69882
7717 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7718 preserve permutations present because of gaps.
7719 (vect_supported_load_permutation_p): Always continue checking
7720 permutations after vect_attempt_slp_rearrange_stmts.
7722 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7724 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7725 min_profitable_estimate, rather than min_profitable_iters.
7727 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7730 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7731 SImode for last match_operand.
7733 2016-02-22 Martin Liska <mliska@suse.cz>
7735 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7736 return bitsize - 1 as the return value.
7738 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7742 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7743 Handle negative shift counts.
7744 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7745 force_reg on the shift constant.
7746 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7747 (lshrsi3_d): Handle negative shift counts.
7749 2016-02-22 Richard Biener <rguenther@suse.de>
7750 Tom de Vries <tom@codesourcery.com>
7752 * graph.c: Include dumpfile.h.
7753 (print_graph_cfg): Split into three overloads.
7754 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7756 2016-02-22 Tom de Vries <tom@codesourcery.com>
7758 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7761 2016-02-22 Richard Biener <rguenther@suse.de>
7764 * ipa-inline-transform.c (inline_call): When not updating
7765 overall summaries adjust self size by the growth estimate.
7766 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7767 hash-set, do not update overall summaries here. Renamed from ...
7768 (inline_to_all_callers): ... this which is now wrapping the
7769 above and performing delayed overall summary update.
7770 (early_inline_small_functions): Delay updating of the overall
7773 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7775 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7778 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7781 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7782 :%* in %:gt() argument.
7783 (greater_than_spec_func): Adjust for expecting only numbers,
7784 if there are more than two numbers, compare the last two.
7786 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7788 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7789 -Wnarrowing with -std.
7791 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7794 * expr.c (store_field): Don't use bit-field path if exp is
7795 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7796 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7797 and the assignment can be performed by bitwise copy. Formatting
7801 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7802 call copy_reg_eh_region_note_forward on before and/or after sequences
7803 and remove note from insn if it no longer can throw.
7806 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7809 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7811 * config/s390/vector.md: Add missing commutative operand markers
7812 to the patterns which qualify for one.
7813 * config/s390/vx-builtins.md: Likewise.
7815 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7817 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7818 types to mode iterators.
7819 (vec_double): ... and mode attribute.
7820 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7822 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7824 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7825 Change the predicate of op2 from nonimmediate to general and let
7826 reload fix it if necessary.
7828 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7830 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7832 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7834 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7837 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7839 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7840 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7841 * config/s390/s390.md ("movstr<P:mode>"): Call
7842 s390_expand_vec_movstr.
7844 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7846 * config/s390/s390.md: Add missing output modifier for operand 1
7847 to print it as address properly.
7849 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7851 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7852 * config/s390/2964.md: New file.
7853 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7854 of insn grouping attributes depending on the CPU level.
7855 (s390_get_unit_mask): New function.
7856 (s390_sched_score): Remove the OOO from the scheduling macros.
7857 Add loop to calculate a score for the instruction mix.
7858 (s390_sched_reorder): Likewise plus improve debug output.
7859 (s390_sched_variable_issue): Rename macros as above. Calculate
7860 the unit distances after actually scheduling an insn. Improve
7862 (s390_sched_init): Clear last_scheduled_unit_distance array.
7863 * config/s390/s390.md: Include 2964.md.
7865 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7868 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7869 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7870 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7871 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7872 *avx512f_<code>v8div16qi2_mask_1): New insns.
7874 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7877 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7880 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7881 earlyclobber from target. Use wF constraint for fused memory
7883 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7885 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7886 Martin Liska <mliska@suse.cz>
7889 * cfgexpand.c (asan_sanitize_stack_p): New function.
7890 (partition_stack_vars): Use the function.
7891 (expand_stack_vars): Likewise.
7892 (defer_stack_allocation): Likewise.
7893 (expand_used_vars): Likewise.
7895 2016-02-18 Richard Biener <rguenther@suse.de>
7898 * fold-const.c (operand_equal_p): Properly compare offsets for
7899 IMAGPART_EXPR and ARRAY_REF.
7901 2016-02-18 Nick Clifton <nickc@redhat.com>
7905 * config/arm/arm.c (arm_option_override_internal): Disable
7906 interworking if the target does not support thumb instructions.
7907 (arm_reload_in_hi): Handle the case where a register to register
7908 move needs reloading because there is no simple pattern to handle
7910 (arm_reload_out_hi): Likewise.
7912 2016-02-18 Richard Biener <rguenther@suse.de>
7915 * match.pd: Don't use fold_binary or fold_unary for folding
7918 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7921 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7922 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7923 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7924 warn on gimple_no_warning_p statements.
7926 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7928 * doc/extend.texi (C++ Attributes): Correct description of
7929 warn_unused type attribute.
7931 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7933 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7934 correct instruction.
7936 2016-02-17 Richard Biener <rguenther@suse.de>
7938 PR rtl-optimization/69609
7939 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7940 (find_traces_1_round): When ending a trace update cached priority
7942 (bb_to_key): Use cached priority when available.
7943 (copy_bb): Initialize cached priority.
7944 (reorder_basic_blocks_software_trace_cache): Likewise.
7946 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7949 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7951 (aarch64_comparison_operator): Break overly long line into two.
7952 (aarch64_comparison_operation): Likewise.
7953 * config/aarch64/aarch64.md (cstorecc4): Use
7954 aarch64_comparison_operator_mode instead of
7955 aarch64_comparison_operator.
7956 (cstore<mode>4): Likewise.
7957 (aarch64_cstore<mode>): Likewise.
7958 (*cstoresi_insn_uxtw): Likewise.
7959 (cstore<mode>_neg): Likewise.
7960 (*cstoresi_neg_uxtw): Likewise.
7962 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7965 * config/arm/predicates.md (arm_comparison_operator_mode):
7967 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7968 instead of arm_comparison_operator.
7969 (*mov_negscc): Likewise.
7970 (*mov_notscc): Likewise.
7971 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7972 (*thumb2_mov_negscc): Likewise.
7973 (*thumb2_mov_negscc_strict_it): Likewise.
7974 (*thumb2_mov_notscc): Likewise.
7975 (*thumb2_mov_notscc_strict_it): Likewise.
7977 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7979 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7982 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7984 * config/visium/visium.c (machine_libfunc_index): New enum.
7985 (machine_libfuncs): New structure.
7986 (visium_libfuncs): New static variable.
7987 (TARGET_INIT_LIBFUNCS): Define to...
7988 (visium_init_libfuncs): ...this. New function.
7989 (expand_block_move_4): Use the appropriate libfunc.
7990 (expand_block_move_2): Likewise.
7991 (expand_block_move_1): Likewise.
7992 (expand_block_set_4): Likewise.
7993 (expand_block_set_2): Likewise.
7994 (expand_block_set_1): Likewise.
7995 (visium_trampoline_init): Likewise.
7997 2016-02-17 Nick Clifton <nickc@redhat.com>
7999 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
8000 TI's devices.csv file as of March 2016.
8002 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
8005 * opts-global.c (handle_common_deferred_options): Introduce and
8006 initialize two global variables to remember command-line options
8007 specifying a stack-limiting register.
8008 * opts.h: Add extern declarations of the two new global variables.
8009 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
8010 variable based on the values of the two new global variables.
8012 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8015 * common.opt (Wnonnull-compare): New warning.
8016 * doc/invoke.texi (-Wnonnull): Remove text about comparison
8017 of arguments against NULL.
8018 (-Wnonnull-compare): Document.
8019 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
8020 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
8021 * passes.def (pass_warn_nonnull_compare): Add.
8022 * gimple-ssa-nonnull-compare.c: New file.
8024 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8026 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
8027 AARCH64_EXTRA_TUNE_RECIP_SQRT.
8029 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8031 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
8032 reciprocal sqrt for -mlow-precision-recip-sqrt.
8034 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8035 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8037 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
8038 always use lane loads to construct non-constant vectors.
8040 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8042 * config/aarch64/aarch64.md
8043 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
8044 constraints for operand 3.
8045 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
8047 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8048 Richard Biener <rguenther@suse.de>
8050 PR tree-optimization/69820
8051 * tree-vect-patterns.c (type_conversion_p): Return false if
8052 *orig_type is unsigned single precision or boolean.
8053 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
8056 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8058 PR rtl-optimization/69764
8059 PR rtl-optimization/69771
8060 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
8061 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
8063 2016-02-16 Richard Biener <rguenther@suse.de>
8065 PR tree-optimization/69776
8066 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
8068 (indirect_refs_may_alias_p): Likewise.
8069 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
8070 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
8071 according to tbaa_p.
8072 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
8073 (optimize_stmt): For redundant store discovery do not allow tbaa.
8075 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
8077 PR tree-optimization/69714
8078 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
8079 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
8081 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
8083 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
8084 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
8085 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
8086 * config/arc/arc.c (arc_init): Check FPU options.
8087 (get_arc_condition_code): Handle new CC_FPU* modes.
8088 (arc_select_cc_mode): Likewise.
8089 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
8090 register pair only. Allow access for ARCv2 accumulator.
8091 (gen_compare_reg): Whenever we have FPU support use FPU compare
8093 (arc_reorg): Don't generate brcc insns when FPU compare
8094 instructions are involved.
8095 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
8096 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
8097 floating point emulation.
8098 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
8099 (REVERSE_CONDITION): Add new CC_FPU* modes.
8100 (TARGET_FP_SP_BASE): Define.
8101 (TARGET_FP_DP_BASE): Likewise.
8102 (TARGET_FP_SP_FUSED): Likewise.
8103 (TARGET_FP_DP_FUSED): Likewise.
8104 (TARGET_FP_SP_CONV): Likewise.
8105 (TARGET_FP_DP_CONV): Likewise.
8106 (TARGET_FP_SP_SQRT): Likewise.
8107 (TARGET_FP_DP_SQRT): Likewise.
8108 (TARGET_FP_DP_AX): Likewise.
8109 * config/arc/arc.md (ARCV2_ACC): New constant.
8110 (type): New fpu type attribute.
8111 (SDF): Conditional iterator.
8112 (cstore<mode>, cbranch<mode>): Change expand condition.
8113 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
8114 handles FPU/FPX cases as well.
8115 * config/arc/arc.opt (mfpu): New option.
8116 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
8118 (adddf3, muldf3, subdf3): Removed.
8119 * config/arc/predicates.md (proper_comparison_operator): Recognize
8121 * config/arc/fpu.md: New file.
8122 * doc/invoke.texi (ARC Options): Document mfpu option.
8124 2016-02-16 Richard Biener <rguenther@suse.de>
8126 PR rtl-optimization/69291
8127 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
8128 noce_operand_ok check.
8130 2016-02-16 Tom de Vries <tom@codesourcery.com>
8133 * omp-low.c (simd_clone_create): Remove call to
8134 symtab->call_cgraph_insertion_hooks.
8136 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8138 PR tree-optimization/69802
8139 * tree-ssa-reassoc.c (update_range_test): If op is
8140 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
8141 op == 1 test of precision 1 integral op, otherwise handle
8142 that case as op itself. Fix up formatting.
8143 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
8146 2016-02-16 Richard Biener <rguenther@suse.de>
8148 PR tree-optimization/69586
8149 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
8150 types for conversion sources.
8152 2016-02-16 Richard Biener <rguenther@suse.de>
8155 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
8156 mask OEP_ADDRESS_OF.
8158 2016-02-16 Alan Modra <amodra@gmail.com>
8161 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
8162 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
8163 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
8165 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
8166 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
8167 (p8_fmrgow_<mode>): Likewise.
8168 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
8170 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
8171 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
8172 to use movdi_internal64. Remove op0_di.
8173 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
8175 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
8177 Add support for the FCCMP insn types
8179 * config/aarch64/aarch64.md (fccmp): Change insn type.
8181 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
8182 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
8183 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
8184 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
8185 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
8186 * config/arm/types.md (fccmps): Add new insn type.
8189 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
8191 * alias.c (get_alias_set): Fix a typo in comment.
8193 2016-02-15 Richard Biener <rguenther@suse.de>
8195 PR tree-optimization/69595
8196 * match.pd: Complete range test simplification to true.
8198 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
8200 PR rtl-optimization/69648
8201 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
8202 pic_offset_table_rtx.
8204 PR rtl-optimization/69752
8205 * ira.c (update_equiv_regs): When looking for more than a single SET,
8206 also take other side effects into account.
8208 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8210 * config/s390/s390.c (s390_function_profiler): Add a new sequence
8211 for z900+ CPUs in 31-bit mode.
8213 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8215 * common/config/s390/s390-common.c (s390_supports_split_stack):
8217 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
8218 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
8219 * config/s390/s390.c (struct machine_function): New field
8220 split_stack_varargs_pointer.
8221 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
8222 in s390_emit_prologue.
8223 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
8225 (morestack_ref): New global.
8226 (SPLIT_STACK_AVAILABLE): New macro.
8227 (s390_expand_split_stack_prologue): New function.
8228 (s390_live_on_entry): New function.
8229 (s390_va_start): Use split-stack vararg pointer if appropriate.
8230 (s390_asm_file_end): Emit the split-stack note sections.
8231 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
8232 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
8233 (UNSPECV_SPLIT_STACK_CALL): New unspec.
8234 (UNSPECV_SPLIT_STACK_DATA): New unspec.
8235 (split_stack_prologue): New expand.
8236 (split_stack_space_check): New expand.
8237 (split_stack_data): New insn.
8238 (split_stack_call): New expand.
8239 (split_stack_call_*): New insn.
8240 (split_stack_cond_call): New expand.
8241 (split_stack_cond_call_*): New insn.
8243 2016-02-15 Richard Biener <rguenther@suse.de>
8245 PR tree-optimization/69783
8246 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8247 Add trivially correct cases.
8249 2016-02-15 Tom de Vries <tom@codesourcery.com>
8252 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
8254 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
8256 2016-02-15 Richard Biener <rguenther@suse.de>
8258 PR tree-optimization/69776
8259 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8260 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
8261 indicate whether we can use TBAA to disambiguate against stores.
8262 Use alias-set zero if not.
8263 (visit_reference_op_store): Do not use TBAA when looking up
8265 * tree-ssa-pre.c (compute_avail): Use TBAA here.
8266 (eliminate_dom_walker::before_dom_children): But not when looking
8267 up redundant stores.
8269 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
8271 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
8273 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8275 * config/i386/znver1.md
8276 (znver1_pop, znver1_pop_mem,
8277 znver1_load_imov_double_store,
8278 znver1_load_imov_direct_store,
8279 znver1_load_imov_direct_load,
8280 znver1_load_imov_double_load): Add new.
8281 (znver1_insn, znver1_insn_load): Add icmov type.
8283 znver1_sseavx_fma_load,
8285 znver1_avx256_fma_load): Fix pipe usage.
8287 2016-02-14 Alan Modra <amodra@gmail.com>
8290 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
8291 with an invalid hard reg, reload just the reg not the entire
8292 pre/post-inc/dec address expression.
8294 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
8297 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
8298 fixed R1_REG scratch reg.
8299 (sibcall_value_pcrel_fdpic): Likewise.
8301 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
8305 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
8307 2016-02-12 Walter Lee <walt@tilera.com>
8309 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
8310 * config/tilegx/t-tilegx: Likewise.
8312 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8315 * diagnostic-show-locus.c (struct line_span): New struct.
8316 (layout::get_first_line): Delete.
8317 (layout::get_last_line): Delete.
8318 (layout::get_num_line_spans): New member function.
8319 (layout::get_line_span): Likewise.
8320 (layout::print_heading_for_line_span_index_p): Likewise.
8321 (layout::get_expanded_location): Likewise.
8322 (layout::calculate_line_spans): Likewise.
8323 (layout::m_first_line): Delete.
8324 (layout::m_last_line): Delete.
8325 (layout::m_line_spans): New field.
8326 (layout::layout): Update comment. Replace m_first_line and
8327 m_last_line with m_line_spans, replacing their initialization
8328 with a call to calculate_line_spans.
8329 (diagnostic_show_locus): When printing source lines and
8330 annotations, rather than looping over a single span
8331 of lines, instead loop over each line_span within
8332 the layout, with an inner loop over the lines within them.
8333 Call the context's start_span callback when changing line spans.
8334 * diagnostic.c (diagnostic_initialize): Initialize start_span.
8335 (diagnostic_build_prefix): Break out the building of the location
8336 part of the string into...
8337 (diagnostic_get_location_text): ...this new function, rewriting
8338 it from nested ternary expressions to a sequence of "if"
8340 (default_diagnostic_start_span_fn): New function.
8341 * diagnostic.h (diagnostic_start_span_fn): New typedef.
8342 (diagnostic_context::start_span): New field.
8343 (default_diagnostic_start_span_fn): New prototype.
8345 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8348 * gcc.c (driver::finalize): Fix cleanup of "specs".
8350 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8354 * gcc.c (driver::driver): Initialize m_option_suggestions.
8355 (driver::~driver): Clean up m_option_suggestions.
8356 (suggest_option): Convert to...
8357 (driver::suggest_option): ...this, and split out into
8358 driver::build_option_suggestions and find_closest_string.
8359 (driver::build_option_suggestions): New function, from
8360 first half of suggest_option. Special-case
8361 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
8362 the sanitizer_opts array. For options of enum types, add the
8363 various enum values to the candidate strings.
8364 (driver::handle_unrecognized_options): Remove "const".
8365 * gcc.h (driver::handle_unrecognized_options): Likewise.
8366 (driver::build_option_suggestions): New decl.
8367 (driver::suggest_option): New decl.
8368 (driver::m_option_suggestions): New field.
8369 * opts-common.c (add_misspelling_candidates): New function.
8370 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
8371 and make non-static.
8372 * opts.h (sanitizer_opts): New array decl.
8373 (add_misspelling_candidates): New function decl.
8374 * spellcheck.c (find_closest_string): New function.
8375 * spellcheck.h (find_closest_string): New function decl.
8377 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8379 PR rtl-optimization/69764
8380 PR rtl-optimization/69771
8381 * optabs.c (expand_binop_directly): For shift_optab_p, force
8382 convert_modes with VOIDmode if xop1 has VOIDmode.
8384 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
8387 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
8388 to correctly determine instrumentation thunks.
8390 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8393 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
8394 type by reference, force lhs on the call.
8397 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
8398 Compute retval and retbnd early in all cases if split_part_return_p
8399 and return_bb is not EXIT. Remove all clobber stmts and reset
8400 all debug stmts that refer to SSA_NAMEs defined in split part,
8401 except if it is retval, in that case replace the old retval with the
8402 lhs of the call to the split part.
8404 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8407 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8410 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8411 whose result is used in PHI.
8412 (maybe_optimize_range_tests): Likewise.
8413 (final_range_test_p): Likweise.
8415 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8418 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8419 whose result is used in PHI.
8420 (maybe_optimize_range_tests): Likewise.
8421 (final_range_test_p): Likweise.
8423 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8425 * cgraph.c: Spelling fixes - behaviour -> behavior and
8426 neighbour -> neighbor.
8427 * target.def: Likewise.
8428 * sel-sched.c: Likewise.
8429 * config/mips/mips.c: Likewise.
8430 * config/arc/arc.md: Likewise.
8431 * config/arm/cortex-a57.md: Likewise.
8432 * config/arm/arm.c: Likewise.
8433 * config/arm/neon.md: Likewise.
8434 * config/arm/arm-c.c: Likewise.
8435 * config/vms/vms-c.c: Likewise.
8436 * config/s390/s390.c: Likewise.
8437 * config/i386/znver1.md: Likewise.
8438 * config/i386/i386.c: Likewise.
8439 * config/ia64/hpux-unix2003.h: Likewise.
8440 * config/msp430/msp430.md: Likewise.
8441 * config/rx/rx.c: Likewise.
8442 * config/rx/rx.md: Likewise.
8443 * config/aarch64/aarch64-simd.md: Likewise.
8444 * config/aarch64/aarch64.c: Likewise.
8445 * config/nvptx/nvptx.c: Likewise.
8446 * config/bfin/bfin.c: Likewise.
8447 * config/cris/cris.opt: Likewise.
8448 * config/rs6000/rs6000.c: Likewise.
8449 * target.h: Likewise.
8450 * spellcheck.c: Likewise.
8451 * ira-build.c: Likewise.
8452 * tree-inline.c: Likewise.
8453 * builtins.c: Likewise.
8454 * lra-constraints.c: Likewise.
8455 * explow.c: Likewise.
8456 * hwint.h: Likewise.
8457 * targhooks.c: Likewise.
8458 * tree-vect-data-refs.c: Likewise.
8460 * doc/tm.texi: Likewise.
8461 * doc/extend.texi: Likewise.
8462 * doc/install.texi: Likewise.
8463 * doc/md.texi: Likewise.
8464 * tree-ssa-tail-merge.c: Likewise.
8465 * sched-int.h: Likewise.
8466 * match.pd: Likewise.
8467 * sched-ebb.c: Likewise.
8468 * target.def (omit_struct_return_reg): Likewise.
8469 * gimple-ssa-isolate-paths.c: Likewise.
8470 (find_implicit_erroneous_behaviour): Renamed to...
8471 (find_implicit_erroneous_behavior): ... this.
8472 (find_explicit_erroneous_behaviour): Renamed to...
8473 (find_explicit_erroneous_behavior): ... this.
8474 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
8476 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
8478 PR rtl-optimization/64682
8479 PR rtl-optimization/69567
8480 PR rtl-optimization/69737
8481 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
8482 in I2 as well, just lose it.
8484 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8486 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
8488 (aarch64_last_printed_tune_string): Likewise.
8489 (aarch64_declare_function_name): Only output .arch assembler
8490 directive if it will be different from the previously output
8491 directive. Same for .tune comment but only if -dA is set.
8492 (aarch64_start_file): New function.
8493 (TARGET_ASM_FILE_START): Define.
8495 2016-02-11 David Malcolm <dmalcolm@redhat.com>
8498 * Makefile.in (PLUGIN_HEADERS): Add params.list.
8500 2016-02-11 Jakub Jelinek <jakub@redhat.com>
8503 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
8504 -Wmaybe-uninitialized warning.
8506 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
8509 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
8511 2016-02-11 Richard Biener <rguenther@suse.de>
8513 PR rtl-optimization/69291
8514 * ifcvt.c (noce_try_store_flag_constants): Do not allow
8515 subexpressions affected by changing the result.
8517 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
8520 * lra-constraints.c (curr_insn_transform): Find in/out operands
8521 for secondary memory moves. Update dups.
8523 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8525 PR tree-optimization/69652
8526 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
8527 to nested loop, did source re-formatting, skip debug statements,
8528 add check on statement with volatile operand, remove dead scalar
8531 2016-02-10 Jakub Jelinek <jakub@redhat.com>
8532 Patrick Palka <ppalka@gcc.gnu.org>
8536 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
8537 calls if the return type is TREE_ADDRESSABLE.
8538 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
8539 * ipa-split.c (split_function): Fix doubled "we" in comment.
8540 Use void return type for the split part even if
8541 !split_point->split_part_set_retval.
8543 2016-02-10 Bin Cheng <bin.cheng@arm.com>
8545 PR tree-optimization/68021
8546 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
8547 when computing the value of biv cand by itself.
8549 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8551 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
8552 (cortexa57_tunings): Likewise.
8553 (cortexa72_tunings): Likewise.
8554 (arch_macro_fusion_pair_p): Add support for AES fusion.
8555 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
8556 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
8557 Allow virtual registers before reload so early scheduling works.
8558 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
8559 correct latency and pipeline.
8560 (cortex_a57_crypto_complex): Likewise.
8561 (cortex_a57_crypto_xor): Likewise.
8562 (define_bypass): Add AES bypass.
8564 2016-02-10 Richard Biener <rguenther@suse.de>
8566 PR tree-optimization/69726
8567 * passes.def: Add DCE pass before late uninit.
8568 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
8569 really fixup if-conversions job.
8571 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8573 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
8574 (arm_cortex_a57_tune): Likewise.
8575 (aarch_macro_fusion_pair_p): Add support for AES fusion.
8576 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
8578 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
8580 * timevar.def (TV_PHASE_DBGINFO): Delete.
8581 (TV_PHASE_CHECK_DBGINFO): Likewise.
8582 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8584 2016-02-10 Richard Biener <rguenther@suse.de>
8586 PR tree-optimization/69719
8587 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8588 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8590 2016-02-09 Andrew Pinski <apinski@cavium.com>
8593 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8594 get_vcond_mask_icode returns false.
8596 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8599 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8600 an ADDIS that adds a pointer to a large constant that sets the
8601 upper16 bits with a load operation.
8603 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8606 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8608 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8610 (vzipq_s16): Likewise.
8611 (vzipq_s32): Likewise.
8612 (vzipq_f32): Likewise.
8613 (vzipq_u8): Likewise.
8614 (vzipq_u16): Likewise.
8615 (vzipq_u32): Likewise.
8616 (vzipq_p8): Likewise.
8617 (vzipq_p16): Likewise.
8619 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8622 * config/arm/arm.c (neon_endian_lane_map): New function.
8623 (neon_vector_pair_endian_lane_map): New function.
8624 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8625 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8627 (vuzpq_s16): Likewise.
8628 (vuzpq_s32): Likewise.
8629 (vuzpq_f32): Likewise.
8630 (vuzpq_u8): Likewise.
8631 (vuzpq_u16): Likewise.
8632 (vuzpq_u32): Likewise.
8633 (vuzpq_p8): Likewise.
8634 (vuzpq_p16): Likewise.
8636 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8639 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8642 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8644 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8645 truncate const_int operand 1 to QImode.
8647 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8649 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8650 corresponding to an abnormal edge.
8652 2016-02-09 Tom de Vries <tom@codesourcery.com>
8654 PR tree-optimization/69599
8655 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8657 (find_func_aliases_for_builtin_call, find_func_clobbers)
8658 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8661 2016-02-09 Richard Biener <rguenther@suse.de>
8663 PR tree-optimization/69715
8664 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8665 LHS on calls as non-rewritable.
8667 2016-02-09 Tom de Vries <tom@codesourcery.com>
8670 * lto-wrapper.c (append_diag_options): New function.
8671 (compile_offload_image): Call append_diag_options.
8673 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8676 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8677 Minor copy-edit to fix verb tenses.
8679 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8681 PR tree-optimization/69209
8682 * ipa-split.c (split_function): If split part is not
8683 returning retval, retval has gimple type but is not
8684 gimple value, force it into a SSA_NAME first.
8686 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8688 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8691 2016-02-08 Jason Merrill <jason@redhat.com>
8694 * convert.c (convert_to_integer_1): Check dofold on truncation
8696 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8697 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8698 Rename from *_nofold.
8699 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8700 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8702 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8705 * tree.c (build_common_tree_nodes): Remove short_double argument.
8706 All callers changed.
8707 * tree.h (build_common_tree_nodes): Adjust declaration.
8708 * doc/invoke.texi (-fshort-double): Remove documentation.
8709 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8710 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8711 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8712 (append_linker_options): Don't handle OPT_fshort_double.
8714 PR rtl-optimization/68730
8715 * lra-remat.c (insn_to_cand_activation): New static variable.
8716 (lra_remat): Allocate and free it.
8717 (create_cand): New arg activation. Initialize a field in
8718 insn_to_cand_activation if it is nonnull.
8719 (create_cands): Pass the activation insn to create_cand when making
8720 a candidate involving an output reload. Reorganize code a little.
8721 (do_remat): Keep track of active status of candidates in a separate
8724 2016-02-08 Richard Biener <rguenther@suse.de>
8726 PR tree-optimization/69719
8727 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8728 Properly use absolute of the difference of the two offsets to
8729 compare or adjust the segment length.
8731 2016-02-08 Richard Biener <rguenther@suse.de>
8732 Jeff Law <law@redhat.com>
8735 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8736 types for anonymous SSA names.
8738 2016-02-08 Richard Biener <rguenther@suse.de>
8740 PR rtl-optimization/69274
8741 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8743 2016-02-08 Jeff Law <law@redhat.com>
8745 PR tree-optimization/65917
8746 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8747 equivalences from if (x == y) style conditionals.
8748 (loop_depth_of_name): Remove.
8749 (record_equality): Remove loop depth check.
8750 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8751 (const_and_copies::record_const_or_copy_raw): New member function.
8752 * tree-ssa-scopedtables.c
8753 (const_and_copies::record_const_or_copy_raw): New, factored out of
8754 (const_and_copies::record_const_or_copy): Call new member function.
8756 2016-02-05 Jeff Law <law@redhat.com>
8758 PR tree-optimization/68541
8759 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8760 (count_stmts_in_block): New function.
8761 (poor_ifcvt_candidate_code): Likewise.
8762 (is_feasible_trace): Add some heuristics to determine when path
8763 splitting is profitable.
8764 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8765 is a diamond with a single exit.
8767 2016-02-05 Martin Sebor <msebor@redhat.com>
8770 * doc/invoke.texi: Update -Wplacement-new to take an optional
8773 2016-02-06 Richard Henderson <rth@redhat.com>
8776 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8777 out of non-standard address spaces.
8779 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8781 PR rtl-optimization/69691
8782 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8784 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8786 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8787 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8788 (*ieee128_mfvsrd_64bit): Likewise.
8789 (*ieee128_mfvsrd_32bit): Likewise.
8791 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8795 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8797 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8798 instrumented_version.
8800 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8802 * doc/invoke.texi (Optimize Options): In table of --param options
8803 rename second occurrence of tracer-min-branch-ratio to
8804 tracer-min-branch-probability, rename
8805 tracer-min-branch-ratio-feedback to
8806 tracer-min-branch-probability-feedback and clarify description,
8807 rename sched-spec-state-edge-prob-cutoff to
8808 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8809 to selsched-insns-to-rename, rename lto-minpartition to
8810 lto-min-partition, delete reorder-blocks-duplicate and
8811 reorder-blocks-duplicate-feedback.
8813 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8815 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8818 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8820 * doc/extend.texi: S/390: Correct some typos.
8822 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8824 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8826 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8829 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8830 (s390_register_info_gprtofpr): Use new macros above.
8831 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8833 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8834 its name. Adjust restore and save gpr ranges.
8835 (s390_register_info_set_ranges): New function.
8836 (s390_register_info): Use new macros above. Call
8837 s390_register_info_set_ranges.
8838 (s390_optimize_register_info): Likewise.
8839 (s390_hard_regno_rename_ok): Use new macros.
8840 (s390_hard_regno_scratch_ok): Likewise.
8841 (s390_emit_epilogue): Likewise.
8842 (s390_can_use_return_insn): Likewise.
8843 (s390_optimize_prologue): Likewise.
8844 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8846 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8849 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8851 (ix86_option_override_internal): Disable TARGET_STV even for
8852 -m{incoming,preferred}-stack-boundary=3.
8854 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8856 * config.gcc: Mark deprecated rtems targets as obsolete.
8858 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8860 PR rtl-optimization/64682
8861 PR rtl-optimization/69567
8862 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8863 before I2 only if the register is both used and set in I2.
8865 2016-02-04 DJ Delorie <dj@redhat.com>
8867 * config/msp430/msp430.c (msp430_start_function): Add function type.
8869 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8872 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8874 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8876 PR rtl-optimization/69577
8878 2015-10-29 Richard Henderson <rth@redhat.com>
8882 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8883 sse check to the exact conditions of PR 67609.
8885 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8888 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8889 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8890 not allowed into the traditional Altivec registers.
8891 (movtd_64bit_nodm): Likewise.
8892 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8894 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8896 * config/aarch64/cortex-a57-fma-steering.c
8897 (aarch64_register_fma_steering): Remove "static" from arguments
8900 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8903 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8906 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8908 * doc/invoke.texi: Delete -mno-fma4.
8910 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8912 PR rtl-optimization/69577
8913 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8914 (find_subregs_of_mode): Update accordingly. Iterate over partial
8917 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8919 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8920 * config/arm/arm.c (neon_reinterpret): Remove.
8921 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8922 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8923 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8924 vreinterpretti): Remove.
8925 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8926 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8927 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8928 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8929 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8930 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8931 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8932 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8933 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8934 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8935 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8936 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8937 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8938 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8939 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8940 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8941 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8942 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8943 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8944 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8945 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8946 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8947 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8948 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8949 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8950 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8951 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8952 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8953 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8954 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8955 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8956 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8957 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8958 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8959 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8960 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8961 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8962 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8963 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8964 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8965 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8966 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8967 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8968 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8969 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8970 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8971 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8972 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8973 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8974 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8975 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8976 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8977 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8978 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8979 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8980 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8981 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8982 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8983 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8984 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8985 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8986 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8987 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8988 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8989 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8990 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8991 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8992 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8993 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8994 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8995 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8996 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8997 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8998 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8999 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
9000 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
9001 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
9002 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
9003 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
9004 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
9005 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
9006 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
9007 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
9008 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
9009 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
9010 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
9011 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
9012 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
9013 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
9014 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
9015 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
9016 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
9017 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
9018 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
9019 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
9020 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
9021 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
9022 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
9023 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
9024 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
9025 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
9026 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
9027 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
9029 2016-02-04 Martin Liska <mliska@suse.cz>
9032 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
9033 that are gimple_store_p.
9034 (maybe_instrument_call): Likewise.
9036 2016-02-04 Bin Cheng <bin.cheng@arm.com>
9038 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
9039 register scaling out of memory reference and comment why.
9041 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9045 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
9046 folding the source of a SET.
9048 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9052 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
9053 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
9055 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
9059 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
9062 2016-02-04 Christian Bruel <christian.bruel@st.com>
9064 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
9065 * config/arm/arm.c (arm_set_current_function): Likewise.
9067 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9068 Ilya Enkovich <enkovich.gnu@gmail.com>
9069 H.J. Lu <hongjiu.lu@intel.com>
9072 * config/i386/i386.c (convert_scalars_to_vector): Remove
9073 stack alignment fixes.
9074 (ix86_option_override_internal): Disable TARGET_STV if stack
9075 might not be aligned enough.
9076 (ix86_minimum_alignment): Assert that TARGET_STV is false.
9078 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
9080 * gcc/config/i386/x86-tune.def: Disable default prefetching
9083 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9084 Vladimir Makarov <vmakarov@redhat.com>
9087 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
9088 in validating fused toc addresses.
9090 2016-02-03 Jakub Jelinek <jakub@redhat.com>
9093 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
9094 range->m_caret fields if range->m_show_caret_p is false.
9097 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9098 Force oldval into register if it does not satisfy reg_or_short_operand
9099 predicate. Fix up formatting.
9101 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
9102 Alexandre Oliva <aoliva@redhat.com>
9105 * lra-constraints.c (simplify_operand_subreg): Check additionally
9106 address validity after potential reloading.
9107 (process_address_1): Check insns validity. In case of failure do
9110 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
9113 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
9116 2016-02-02 Jakub Jelinek <jakub@redhat.com>
9118 * wide-int.cc (canonize_uhwi): New function.
9119 (wi::divmod_internal): Use it.
9121 2016-02-02 James Norris <jnorris@codesourcery.com
9123 * gimplify.c (omp_notice_variable): Add usage check.
9125 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
9127 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
9128 like LE, GE, LT, GT when emitting relational operator.
9130 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9132 * ira-costs.c (find_costs_and_classes): Add extra argument.
9133 * target.def (ira_change_pseudo_allocno_class): Add parameter.
9134 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
9135 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
9136 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
9137 Add best_class parameter, and return it if not ALL_REGS.
9138 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
9140 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
9143 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9145 * config/aarch64/aarch64.c
9146 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
9147 (aarch64_ira_change_pseudo_allocno_class): New function.
9149 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
9152 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
9154 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9156 * config/avr/avr.c (avr_option_override): Set
9157 PARAM_ALLOW_STORE_DATA_RACES to 1.
9159 2016-02-02 Richard Biener <rguenther@suse.de>
9161 PR tree-optimization/69595
9162 * match.pd: Add range test simplifications to true/false.
9164 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
9166 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
9167 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
9170 2016-02-02 Richard Biener <rguenther@suse.de>
9172 PR tree-optimization/69606
9173 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
9174 info on the result before moving a stmt.
9176 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
9179 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
9180 branch with vector comparison.
9181 * config/i386/sse.md (VI48_AVX): New mode iterator.
9182 (define_expand "cbranch<mode>4): Add support for conditional branch
9183 with vector comparison.
9184 * tree-vect-loop.c (optimize_mask_stores): New function.
9185 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
9186 has_mask_store field of vect_info.
9187 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
9188 vectorized loops having masked stores after vec_info destroy.
9189 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
9190 correspondent macros.
9191 (optimize_mask_stores): Add prototype.
9193 2016-02-02 Alan Modra <amodra@gmail.com>
9196 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
9199 2016-02-02 Alan Modra <amodra@gmail.com>
9202 * config/rs6000/rs6000.c (need_toc_init): New var, set it
9203 whenever toc_label_name used.
9204 (rs6000_file_start): Don't set up toc section here,
9205 (rs6000_output_function_epilogue): do so here instead,
9206 (rs6000_xcoff_file_start): and here.
9207 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
9208 (load_toc_aix_di): Likewise.
9210 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9212 PR rtl-optimization/69592
9213 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
9214 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
9215 (num_sign_bit_copies_binary_arith_p): New inline function.
9216 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
9218 2016-02-01 Jeff Law <law@redhat.com>
9220 PR tree-optimization/69580
9221 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
9222 * tree-ssa-threadbackward.c
9223 (fsm_find_control_statement_thread_paths): Do not try to walk
9224 through large PHI nodes.
9226 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9228 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
9229 when count is incremented above limit, don't analyze further
9232 * omp-low.c (oacc_parse_default_dims): Avoid
9233 -Wsign-compare warning, make sure value fits into int
9234 rather than just unsigned int.
9236 2016-02-01 Bin Cheng <bin.cheng@arm.com>
9238 PR tree-optimization/67921
9239 * fold-const.c (split_tree): New parameters. Convert pointer
9240 type variable part to proper type before negating.
9241 (fold_binary_loc): Pass new arguments to split_tree.
9243 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
9245 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
9246 (nvptx_goacc_validate_dims): Extend to handle global defaults.
9247 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
9248 * doc/tm.texti: Rebuilt.
9249 * doc/invoke.texi (fopenacc-dim): Document.
9250 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
9251 (append_compiler_options): Likewise.
9252 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
9253 (oacc_parse_default_dims): New.
9254 (oacc_validate_dims): Add USED arg. Select non-unity default when
9256 (oacc_loop_fixed_partitions): Return mask of used partitions.
9257 (oacc_loop_auto_partitions): Emit dump info.
9258 (oacc_loop_partition): Return mask of used partitions.
9259 (execute_oacc_device_lower): Parse default dimension arg. Adjust
9260 loop partitioning and validation calls.
9262 2016-02-01 Richard Biener <rguenther@suse.de>
9265 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
9267 2016-02-01 Richard Biener <rguenther@suse.de>
9269 PR tree-optimization/69574
9270 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
9271 of asserting return chrec_dont_know.
9273 2016-02-01 Martin Liska <mliska@suse.cz>
9275 * mem-stats-traits.h: Add copyright header.
9276 * mem-stats.h: Likewise.
9278 2016-02-01 Richard Biener <rguenther@suse.de>
9280 PR tree-optimization/69579
9281 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
9282 Do not propagate through abnormal PHI results.
9284 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
9286 * postreload.c (reload_cse_simplify): Remove dead code.
9288 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9290 PR rtl-optimization/69570
9291 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
9292 if there is more than one set, not if there is a single set.
9294 2016-02-01 Richard Henderson <rth@redhat.com>
9297 * combine.c (make_compound_operation): When looking through a
9298 subreg, make sure to re-extend to the width of the outer mode.
9300 2016-01-30 Jakub Jelinek <jakub@redhat.com>
9302 PR tree-optimization/69546
9303 * wide-int.cc (wi::divmod_internal): For unsigned division
9304 where both operands fit into uhwi, if o1 is 1 and o0 has
9305 msb set, if divident_prec is larger than bits per hwi,
9306 clear another quotient word and return 2 instead of 1.
9307 Similarly for remainder with msb in HWI set, if dividend_prec
9308 is larger than bits per hwi.
9310 2016-01-29 Martin Jambor <mjambor@suse.cz>
9312 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
9313 Use short lowercase names.
9314 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
9315 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
9316 acq_rel one. Protect warning agains segfaults if
9317 get_memory_order_name returns NULL.
9318 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
9319 with release semantics. Do not warn if get_memory_order already did.
9320 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
9321 semantics. Fix check for relaxed or acquire semantics. Do not warn
9322 if get_memory_order already did.
9324 2016-01-29 Sebastian Pop <s.pop@samsung.com>
9326 * doc/install.texi: Document that isl-0.16 is supported.
9328 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
9331 * config/i386/constraints.md (Bm): Describe as special memory
9333 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
9334 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9335 * genpreds.c (struct constraint_data): Add is_special_memory.
9336 (have_special_memory_constraints, special_memory_start): New
9338 (special_memory_end): Ditto.
9339 (add_constraint): Add new arg is_special_memory. Add code to
9340 process its true value. Update have_special_memory_constraints.
9341 (process_define_constraint): Pass the new arg.
9342 (process_define_register_constraint): Ditto.
9343 (choose_enum_order): Process special memory.
9344 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
9345 function insn_extra_special_memory_constraint.
9346 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9347 * gensupport.c (process_rtx): Process
9348 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9349 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
9350 * ira-lives.c (single_reg_class): Use
9351 insn_extra_special_memory_constraint.
9352 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
9353 * lra-constraints.c (process_alt_operands): Ditto.
9354 (curr_insn_transform): Use insn_extra_special_memory_constraint.
9355 * recog.c (asm_operand_ok, preprocess_constraints): Process
9357 * reload.c (find_reloads): Ditto.
9358 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
9359 * stmt.c (parse_input_constraint): Use
9360 insn_extra_special_memory_constraint.
9362 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9365 * lra-splill.c (lra_final_code_change): Revert r229087 by
9366 removing all sub-registers.
9368 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
9371 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
9373 2016-01-29 Jakub Jelinek <jakub@redhat.com>
9376 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
9377 SSE1, copy target into the temporary reg first before recursing
9380 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9382 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
9385 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9387 * ginclude/stdarg.h: Test __cplusplus instead of
9388 __GXX_EXPERIMENTAL_CXX0X__.
9390 2016-01-29 Richard Biener <rguenther@suse.de>
9392 PR tree-optimization/69547
9393 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
9394 Do not mark clobbers necessary.
9395 (mark_all_reaching_defs_necessary_1): Likewise.
9397 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9399 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
9400 declaration name with %qs and print it in both error messages.
9401 Also fix indentation.
9403 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9406 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
9407 trailing blank line from error message.
9409 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9412 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
9415 2016-01-29 Richard Biener <rguenther@suse.de>
9418 * match.pd: Allow all integral types when simplifying a
9419 widening or sign-changing conversion.
9421 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9423 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
9424 back to setting codegen_error to fail codegen.
9426 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
9429 * config/i386/constraints.md (C): Only accept constant zero operand.
9430 (BC): New constraint.
9431 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
9432 instead of C constraint.
9433 * doc/md.texi (Machine Constraints): Update description
9436 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
9439 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
9441 2016-01-28 Jakub Jelinek <jakub@redhat.com>
9444 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
9447 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
9449 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
9450 branches if using guessed profile.
9452 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
9454 * graphite-optimize-isl.c (optimize_isl): Fix dump.
9456 2016-01-28 Richard Henderson <rth@redhat.com>
9459 * config/aarch64/aarch64-modes.def (CC_Cmode): New
9460 * config/aarch64/aarch64-protos.h: Update.
9461 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
9462 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
9463 (aarch64_get_condition_code_1): Handle CC_Cmode.
9464 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
9465 (*add<mode>3_compareC_cconly_imm): New.
9466 (*add<mode>3_compareC_cconly): New.
9467 (*add<mode>3_compareC_imm): New.
9468 (add<mode>3_compareC): New.
9469 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
9470 to be first. Use aarch64_carry_operation.
9471 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
9472 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
9473 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
9474 (subti3): Use subdi3_compare1.
9475 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
9476 (sub<mode>3_compare1): New.
9477 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
9478 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
9479 (*subsi3_carryin_uxtw): Likewise.
9480 (*ngc<mode>, *ngcsi_uxtw): Likewise.
9481 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
9482 * config/aarch64/iterators.md (DWI): New.
9483 * config/aarch64/predicates.md (aarch64_carry_operation): New.
9484 (aarch64_borrow_operation): New.
9486 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9488 * graphite-optimize-isl.c (optimize_isl): Print a different debug
9489 message when isl does not return a valid schedule.
9491 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9493 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
9494 Remove comments from class declarations: they are already in the code
9497 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9499 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
9501 (ternary_op_to_tree): Same.
9502 (unary_op_to_tree): Same.
9503 (nary_op_to_tree): Same.
9504 (gcc_expression_from_isl_expr_op): Same.
9505 (gcc_expression_from_isl_expression): Same.
9506 (graphite_create_new_loop): Same.
9507 (graphite_create_new_loop_guard): Same.
9508 (build_iv_mapping): Same.
9509 (graphite_create_new_guard): Same.
9510 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
9511 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
9513 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9515 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
9516 instead of setting codegen_error to fail codegen.
9518 2016-01-28 Jason Merrill <jason@redhat.com>
9520 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
9522 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9524 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9525 Remove CONST_INT_P check in CCMP cost calculation.
9527 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9529 * config/aarch64/aarch64.c (generic_vector_cost):
9530 Set vec_permute_cost.
9531 (cortexa57_vector_cost): Likewise.
9532 (exynosm1_vector_cost): Likewise.
9533 (xgene1_vector_cost): Likewise.
9534 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
9535 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
9536 Add vec_permute_cost entry.
9538 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9540 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
9542 (add<mode>3_compare0): Likewise.
9543 (addsi3_compare0_uxtw): Likewise.
9544 (add<mode>3nr_compare0): Likewise.
9545 (compare_neg<mode>): Likewise.
9546 (<optab><mode>3): Likewise.
9548 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
9550 * tree-vect-stmts.c (vectorizable_comparison): Add
9551 NULL check for vectype.
9553 2016-01-28 Richard Biener <rguenther@suse.de>
9555 PR tree-optimization/69466
9556 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9557 Account for PHIs we couldn't duplicate.
9559 2016-01-28 Martin Liska <mliska@suse.cz>
9562 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
9563 instead of ENABLE_VALGRIND_CHECKING.
9565 2016-01-27 Richard Henderson <rth@redhat.com>
9568 * lra-remat.c (subreg_regs): New.
9569 (dump_candidates_and_remat_bb_data): Dump it.
9570 (operand_to_remat): Reject if operand in subreg_regs.
9571 (set_bb_regs): Collect subreg_regs.
9572 (lra_remat): Init and free subreg_regs. Compute
9573 calculate_local_reg_remat_bb_data before create_cands.
9575 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
9578 * config/i386/i386.c (ix86_update_stack_boundary): Don't
9579 change stack_alignment_needed for __tls_get_addr call.
9581 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
9583 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9585 2016-01-27 Jeff Law <law@redhat.com>
9587 PR tree-optimization/68398
9588 PR tree-optimization/69196
9589 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9590 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9591 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9592 Only count PHIs in the last block in the path. The others will
9593 const/copy propagate away. Add heuristic to allow more irreducible
9594 subloops to be created when it is likely profitable to do so.
9596 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9597 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9598 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9600 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9603 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9604 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9605 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9606 * tree-streamer-in.c: Include asan.h.
9607 (streamer_get_builtin_tree): For builtins in sanitizer
9608 range call initialize_sanitizer_builtins and retry.
9610 2016-01-27 Ian Lance Taylor <iant@google.com>
9612 * common.opt (fkeep-gc-roots-live): New undocumented option.
9613 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9614 -fkeep-gc-roots-live, skip pointers.
9615 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9618 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9621 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9622 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9624 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9627 * configure.ac: NetBSD provides SSP in its C library.
9628 * configure: Updated.
9630 2016-01-27 Richard Biener <rguenther@suse.de>
9632 PR tree-optimization/69166
9633 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9634 reduction code for commutativity / associativity.
9636 2016-01-27 Martin Jambor <mjambor@suse.cz>
9638 PR tree-optimization/69355
9639 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9640 total_scalarization fails.
9642 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9644 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9647 2016-01-27 Christian Bruel <christian.bruel@st.com>
9650 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9651 Move arm_reset_previous_fndecl and set_target_option_current_node in
9652 the conditional part. Call save_restore_target_globals.
9653 * config/arm/arm.c (arm_set_current_function):
9654 Refactor to better support #pragma target and attribute mix.
9655 Call save_restore_target_globals.
9656 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9658 2016-01-27 Martin Liska <mliska@suse.cz>
9660 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9661 reference for an HSA kernel and its host function.
9663 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9665 PR tree-optimization/69399
9666 * wide-int.h (wi::lrshift): For larger precisions, only
9667 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9669 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9671 * config/arc/predicates.md (proper_comparison_operator): Reject
9672 constant-constant comparison.
9674 2016-01-26 Tom de Vries <tom@codesourcery.com>
9676 PR tree-optimization/69110
9677 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9678 DR_NUM_DIMENSIONS == 0.
9680 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9681 Sebastian Pop <s.pop@samsung.com>
9683 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9684 isl_ast_op_cond and isl_ast_op_select.
9685 (gcc_expression_from_isl_expr_op): Same.
9687 2016-01-26 Jason Merrill <jason@redhat.com>
9690 * tree.c (recompute_constructor_flags): Split out from
9692 (verify_constructor_flags): New.
9693 * tree.h: Declare them.
9695 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9697 PR rtl-optimization/69217
9698 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9699 are no TYPE_FIELDS set for the record type.
9701 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9704 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9705 toc_label_name unconditionally.
9706 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9707 SYMBOL_REF string. Use toc_label_name instead of constructing
9709 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9710 constructing LCTOC1.
9712 2016-01-26 Martin Sebor <msebor@redhat.com>
9715 * doc/extend.texi (Common Type Attributes): Move text that talks about
9716 attribute packed from attribute aligned to the section discussing
9717 the former attribute for clarity.
9719 2016-01-26 Richard Henderson <rth@redhat.com>
9722 * trans-mem.c (tm_region_init): Mark entry block as visited.
9724 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9727 * diagnostic-show-locus.c (layout::print_source_line): Replace
9728 call to pp_newline with call to layout::print_newline.
9729 (layout::print_annotation_line): Likewise.
9730 (layout::move_to_column): Likewise.
9731 (layout::print_any_fixits): After printing any fixits, print a
9732 trailing newline, if necessary.
9733 (layout::print_newline): New method, resetting any colorization
9735 (diagnostic_show_locus): Move the pp_newline to before the
9736 early bailout. Remove dummy block enclosing the layout instance.
9737 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9738 of pp_newline_and_flush with pp_flush.
9739 (diagnostic_append_note): Delete use of pp_newline.
9740 (diagnostic_append_note_at_rich_loc): Delete.
9741 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9742 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9743 when newline characters are added to the buffer.
9745 2016-01-26 Michael Matz <matz@suse.de>
9747 * configure.ac (ac_cv_std_swap_in_utility): New test.
9748 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9749 * configure: Regenerate.
9750 * config.in: Regenerate.
9752 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9754 * config/arc/arc.md (cstoresi4): Force operand into register.
9755 (arcset<code>): Fix predicate.
9756 (arcsetltu): Likewise.
9757 (arcsetgeu): Likewise.
9758 (arcsethi): Likewise.
9759 (arcsetls): Likewise.
9761 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9763 PR tree-optimization/69483
9764 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9765 if base has error_mark_node type.
9767 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9770 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9771 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9773 (vget_lane_f16): Handle big-endian.
9774 (vgetq_lane_f16): Likewise.
9775 (vset_lane_f16): Likewise.
9776 (vsetq_lane_f16): Likewise.
9777 * config/arm/iterators.md (VQXMOV): Add V8HF.
9778 (VDQ): Add V4HF and V8HF.
9779 (V_reg): Handle V4HF and V8HF.
9780 (Is_float_mode): Likewise.
9781 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9782 neon_vdup_nv8hf): New patterns.
9783 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9784 Use VD_LANE iterator.
9785 (neon_vld1_dup<mode>): Use VQ2 iterator.
9787 2016-01-26 Nathan Sidwell <nathan@acm.org>
9789 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9790 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9791 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9792 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9793 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9794 (oacc_validate_dims): Add LEVEL arg, don't return level.
9795 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9797 (execute_oacc_device_lower): Adjust, add more dump output.
9798 * tree-ssa-loop.c (gate_oacc_kernels): Use
9799 oacc_fn_attrib_kernels_p.
9800 * tree-parloops.c (create_parallel_loop): Adjust
9801 set_oacc_fn_attrib call.
9803 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9806 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9807 (append_compiler_options): Handle -fcilkplus.
9808 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9810 2016-01-26 Nick Clifton <nickc@redhat.com>
9813 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9814 been marked as DECL_ONE_ONLY but we do not the means to make it
9815 so, then do not allow it to bind locally.
9817 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9820 * opts.h (parse_sanitizer_options): New prototype.
9821 * opts.c (sanitizer_opts): New array.
9822 (parse_sanitizer_options): New function.
9823 (common_handle_option): Use parse_sanitizer_options.
9825 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9828 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9829 alignment adjustment to ...
9830 (ix86_update_stack_boundary): Here. Don't over-align stack for
9832 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9833 if __tls_get_addr is called.
9835 2016-01-26 Christian Bruel <christian.bruel@st.com>
9837 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9839 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9841 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9843 2016-01-26 Richard Biener <rguenther@suse.de>
9846 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9848 2016-01-26 Richard Biener <rguenther@suse.de>
9850 PR tree-optimization/69452
9851 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9852 (move_computations_dom_walker::before_dom_children): Rename
9854 (move_computations_worker): This.
9855 (move_computations): Perform an RPO rather than a DOM walk.
9857 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9860 * combine.c (combine_instructions): For REG_EQUAL note with
9861 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9862 to the underlying register.
9863 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9864 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9866 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9869 * config/aarch64/aarch64-builtins.c
9870 (aarch64_init_simd_builtin_types): Do not set structural
9871 equality to __Poly{8,16,64,128}_t types.
9873 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9875 PR tree-optimization/69400
9876 * wide-int.cc (wi_pack): Take the precision as argument and
9877 perform canonicalization here rather than in the callers.
9878 Use the main loop to handle all full-width HWIs. Add a
9879 zero HWI if in_len isn't a full result.
9880 (wi::divmod_internal): Update accordingly.
9881 (wi::mul_internal): Likewise. Simplify.
9883 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9884 Sebastian Pop <s.pop@samsung.com>
9886 * graphite-poly.c (apply_poly_transforms): Simplify.
9887 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9888 (print_isl_map): Same.
9889 (print_isl_union_map): Same.
9890 (print_isl_schedule): New.
9891 (debug_isl_schedule): New.
9892 * graphite-dependences.c (scop_get_reads): Do not call
9893 isl_union_map_add_map that is undocumented isl functionality.
9894 (scop_get_must_writes): Same.
9895 (scop_get_may_writes): Same.
9896 (scop_get_original_schedule): Remove.
9897 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9898 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9899 (compute_deps): Remove.
9900 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9901 (debug_schedule_ast): New.
9902 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9903 set_separate_option.
9904 (graphite_regenerate_ast_isl): Add dump.
9905 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9906 from scop->transformed_schedule.
9907 (graphite_regenerate_ast_isl): Add more dump.
9908 * graphite-optimize-isl.c (optimize_isl): Set
9909 scop->transformed_schedule. Check whether schedules are equal.
9910 (apply_poly_transforms): Move here.
9911 * graphite-poly.c (apply_poly_transforms): ... from here.
9912 (free_poly_bb): Static.
9913 (free_scop): Static.
9914 (pbb_number_of_iterations_at_time): Remove.
9915 (print_isl_ast): New.
9916 (debug_isl_ast): New.
9917 (debug_scop_pbb): New.
9918 * graphite-scop-detection.c (print_edge): Move.
9920 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9921 (build_scop_scattering): Remove.
9922 (create_pw_aff_from_tree): Assert instead of bailing out.
9923 (add_condition_to_pbb): Remove unused code, do not fail.
9924 (add_conditions_to_domain): Same.
9925 (add_conditions_to_constraints): Remove.
9926 (build_scop_context): New.
9927 (add_iter_domain_dimension): New.
9928 (build_iteration_domains): Initialize pbb->iterators.
9929 Call add_conditions_to_domain.
9932 (index_outermost_in_loop): New.
9933 (index_pbb_in_loop): New.
9934 (outermost_pbb_in): New.
9935 (add_in_sequence): New.
9936 (add_outer_projection): New.
9937 (outer_projection_mupa): New.
9938 (add_loop_schedule): New.
9939 (build_schedule_pbb): New.
9940 (build_schedule_loop): New.
9941 (embed_in_surrounding_loops): New.
9942 (build_schedule_loop_nest): New.
9943 (build_original_schedule): New.
9944 (build_poly_scop): Call build_original_schedule.
9945 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9946 (free_poly_dr): Remove.
9947 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9948 (free_poly_bb): Remove.
9949 (debug_loop_vec): Remove.
9950 (print_isl_ast): Declare.
9951 (debug_isl_ast): Declare.
9952 (scop_do_interchange): Remove.
9953 (scop_do_strip_mine): Remove.
9954 (scop_do_block): Remove.
9955 (flatten_all_loops): Remove.
9956 (optimize_isl): Remove.
9957 (pbb_number_of_iterations_at_time): Remove.
9958 (debug_scop_pbb): Declare.
9959 (print_schedule_ast): Declare.
9960 (debug_schedule_ast): Declare.
9961 (struct scop): Remove schedule. Add original_schedule,
9962 transformed_schedule.
9963 (free_gimple_poly_bb): Remove.
9964 (print_generated_program): Remove.
9965 (debug_generated_program): Remove.
9966 (unify_scattering_dimensions): Remove.
9967 * sese.c (print_edge): ... here.
9968 (print_sese): ... here.
9969 (debug_edge): ... here.
9970 (debug_sese): ... here.
9971 * sese.h (print_edge): Declare.
9972 (print_sese): Declare.
9973 (dump_edge): Declare.
9974 (dump_sese): Declare.
9976 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9977 Sebastian Pop <s.pop@samsung.com>
9979 * Makefile.in: Set ISLVER in site.exp.
9981 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9983 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9984 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9985 through DECL_VALUE_EXPR for expansion.
9987 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9989 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9990 the frame info after reload completed.
9992 2016-01-25 Jeff Law <law@redhat.com>
9994 PR tree-optimization/69196
9995 PR tree-optimization/68398
9996 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9997 tree-ssa-threadupdate.c.
9998 (determine_bb_domination_status): Prototype
9999 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
10000 (determine_bb_domination_status): No longer static.
10001 (valid_jump_thread_path): Remove code to detect characteristics
10002 of the jump thread path not associated with correctness.
10003 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
10004 Correct test for thread path length. Count PHIs for real operands as
10005 statements that need to be copied. Do not count ASSERT_EXPRs.
10006 Look at all the blocks in the thread path. Compute and selectively
10007 filter thread paths based on threading through the latch, threading
10008 a multiway branch or crossing a multiway branch.
10010 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10012 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
10013 decl with __attribute__ ((unused)) annotation.
10015 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
10018 * tree-vect-stmts.c (vectorizable_condition): Check vectype
10019 of operands is compatible with a statement vectype.
10021 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
10023 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
10024 improve wording for mixed storage order support.
10026 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
10028 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
10029 (vcvt_u64_f64): Likewise.
10030 (vcvta_s64_f64): Likewise.
10031 (vcvta_u64_f64): Likewise.
10032 (vcvtm_s64_f64): Likewise.
10033 (vcvtm_u64_f64): Likewise.
10034 (vcvtn_s64_f64): Likewise.
10035 (vcvtn_u64_f64): Likewise.
10036 (vcvtp_s64_f64): Likewise.
10037 (vcvtp_u64_f64): Likewise.
10039 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
10041 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
10042 (arc_init): Check validity mll64 option.
10043 (arc_save_restore): Use double load/store instruction.
10044 (arc_expand_movmem): Likewise.
10045 (arc_split_move): Don't split if we have double load/store
10046 instructions. Returns a boolean.
10047 (arc_process_double_reg_moves): Change function to return boolean
10048 instead of a sequence of instructions.
10049 (arc_dwarf_register_span): New function.
10050 * config/arc/arc-protos.h (arc_split_move): Change prototype.
10051 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
10052 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
10053 (*movdf_insn): Likewise.
10054 * config/arc/arc.opt (mll64): New option.
10055 * config/arc/predicates.md (even_register_operand): New predicate.
10056 * doc/invoke.texi (ARC Options): Add mll64 documentation.
10058 2016-01-25 Richard Biener <rguenther@suse.de>
10061 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
10062 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
10064 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
10066 2016-01-25 Richard Biener <rguenther@suse.de>
10068 PR tree-optimization/69376
10069 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
10071 (VN_INFO_ANTI_RANGE_P): New inline.
10072 (VN_INFO_RANGE_TYPE): Likewise.
10073 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
10074 SSA_NAME_ANTI_RANGE_P.
10075 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
10076 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10077 Properly query VN_INFO_RANGE_TYPE.
10079 2016-01-25 Nick Clifton <nickc@redhat.com>
10082 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
10084 2016-01-23 Tom de Vries <tom@codesourcery.com>
10086 PR tree-optimization/69426
10087 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
10090 2016-01-23 Jakub Jelinek <jakub@redhat.com>
10092 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
10093 "the the" with "the" in the comments.
10094 * ipa-devirt.c (build_type_inheritance_graph,
10095 update_type_inheritance_graph): Likewise.
10096 * tree.c (build_function_type_list_1): Likewise.
10097 * cfgloopmanip.c (scale_loop_profile): Likewise.
10098 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
10099 * gimple-ssa-split-paths.c
10100 (find_block_to_duplicate_for_splitting_paths): Likewise.
10101 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
10102 * expr.c (convert_move): Likewise.
10103 * var-tracking.c (vt_stack_adjustments): Likewise.
10104 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10105 * tree-vrp.c (test_for_singularity): Likewise.
10107 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
10108 directly instead of building a temporary tree.
10111 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
10112 remove <algorithm> include.
10114 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10117 * config/i386/i386.c: Include dojump.h.
10118 (expand_small_movmem_or_setmem,
10119 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
10121 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
10122 if dynamic_check != -1.
10124 2016-01-21 Jeff Law <law@redhat.com>
10126 PR middle-end/69347
10127 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
10128 record_temporary_equivalences. Rewritten to avoid unnecessary calls
10129 into dominated_by_p.
10130 (cprop_into_successor_phis): Avoid unnecessary tests.
10132 2016-01-22 Richard Henderson <rth@redhat.com>
10135 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
10136 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
10138 2016-01-22 Michael Matz <matz@suse.de>
10140 * system.h (string, algorithm): Include only conditionally.
10141 (new): Include always under C++.
10142 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
10143 * final.c (toplevel): Ditto.
10144 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
10145 * genconditions.c (write_header): Make gencondmd.c define
10147 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
10149 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
10150 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
10152 2016-01-22 Christian Bruel <christian.bruel@st.com>
10155 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
10157 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10160 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
10161 define_insn_and_split. Ensure operands[1] and operands[0] do not
10162 get assigned the same register.
10164 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
10166 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
10168 2016-01-22 Christian Bruel <christian.bruel@st.com>
10170 * config/arm/arm-c.c (arm_pragma_target_parse):
10171 Remove warn_builtin_macro_redefined overwrite.
10173 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10175 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
10176 flag_non_call_exceptions compatibility.
10178 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10181 * dwarf2out.c (add_child_die_after): New function.
10182 (dwarf_qual_info_t): New type.
10183 (dwarf_qual_info): New variable.
10184 (qualified_die_p): New function.
10185 (modified_type_die): For -fdebug-types-section, ensure
10186 canonical order of qualifiers. Put qualified DIEs adjacent
10187 to the corresponding non-qualified type DIE and search there
10188 for existing qualified DIEs.
10190 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10192 * doc/extend.texi (scalar_storage_order type attribute): Document
10193 restriction on type punning and aliasing, and remove future tense.
10195 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
10198 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
10201 2016-01-21 Jeff Law <law@redhat.com>
10203 PR middle-end/69347
10204 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
10205 useless call to record_temporary_equivalences.
10206 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
10207 allocate 10 slots in the bb_path vector and let it grow as needed.
10208 (fsm_find_control_statement_thread_paths): Similarly for the next_path
10211 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10213 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
10215 * configure: Regenerate.
10217 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
10219 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
10220 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
10222 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
10224 PR middle-end/66178
10225 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
10226 drop EXPAND_INITIALIZER.
10227 * rtl.h (contains_symbolic_reference_p): Declare.
10228 * rtlanal.c (contains_symbolic_reference_p): New function.
10229 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
10230 a subtraction into a NOT if symbolic constants are involved.
10232 2016-01-21 Anton Blanchard <anton@samba.org>
10233 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10236 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
10238 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
10241 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10243 * config/microblaze/microblaze.c
10244 (get_branch_target): New.
10245 (insert_wic_for_ilb_runout): New.
10247 (microblaze_machine_dependent_reorg): New.
10248 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
10249 * config/microblaze/microblaze.md
10250 (UNSPEC_IPREFETCH): Define.
10251 (iprefetch): New pattern
10252 * config/microblaze/microblaze.opt
10253 (mxl-prefetch): New flag.
10255 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10257 * config/microblaze/microblaze.h
10258 (FIXED_REGISTERS): Update in macro.
10259 (CALL_USED_REGISTERS): Update in macro.
10261 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
10263 PR rtl-optimization/68920
10264 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
10267 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
10269 PR rtl-optimization/68990
10270 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
10271 pseudo instead of inheritance ones.
10273 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10274 Nick Clifton <nickc@redhat.com>
10278 * config/mips/mips.c (mips_compute_frame_info): Initialise
10279 args_size and hard_frame_pointer_offset fields of the frame
10280 structure before calling mips_global_pointer.
10282 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10284 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
10286 * configure: Regenerate.
10288 2016-01-21 Richard Biener <rguenther@suse.de>
10290 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
10292 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10294 * config/s390/s390.c (s390_asm_declare_function_size): Add code
10295 to actually emit the .size directive.
10297 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
10298 Jakub Jelinek <jakub@redhat.com>
10302 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
10303 args array size by one to avoid buffer overflow.
10305 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10307 * config/s390/s390.md (pool_section_start): Use switch_to_section
10308 to select proper read-only data section instead of hardcoding
10310 (pool_section_end): Use switch_to_section to match the above.
10312 2016-01-21 Richard Biener <rguenther@suse.de>
10314 PR tree-optimization/69378
10315 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
10316 (set_ssa_val_to): Use it for dominance checks taking into
10317 account not executable edges.
10319 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10322 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
10323 for bitsize instead of GET_MODE_PRECISION (mode).
10325 2016-01-20 Martin Sebor <msebor@redhat.com>
10328 * extend.texi (__sync Builtins): Clarify the semantics of
10329 __sync_fetch_and_OP built-ins on pointers.
10330 (__atomic Builtins): Same.
10332 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10333 Sebastian Pop <s.pop@samsung.com>
10335 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
10336 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
10337 (is_valid_rename): Same.
10338 (translate_isl_ast_to_gimple::get_rename): Same.
10339 (translate_isl_ast_to_gimple::rename_all_uses): Same.
10340 (translate_isl_ast_to_gimple::rename_uses): Same.
10341 (get_new_name): Check for close_phi nodes.
10342 (copy_loop_phi_args): Use phi_node_kind.
10343 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
10344 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
10346 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10347 Sebastian Pop <s.pop@samsung.com>
10349 Revert commit r229783.
10350 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
10351 Remove use of parameter_rename_map.
10352 (copy_def): Remove.
10353 (copy_internal_parameters): Remove.
10354 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
10355 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
10356 (free_sese_info): Do not free parameter_rename_map.
10357 (set_rename): Do not use parameter_rename_map.
10358 (rename_uses): Update call to set_rename.
10359 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
10360 * sese.h (parameter_rename_map_t): Remove.
10361 (struct sese_info_t): Remove field parameter_rename_map.
10363 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10364 Sebastian Pop <s.pop@samsung.com>
10366 * graphite-isl-ast-to-gimple.c: Fix comment.
10367 * graphite-scop-detection.c (defined_in_loop_p): New.
10368 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
10369 names defined in loop.
10371 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10372 Sebastian Pop <s.pop@samsung.com>
10374 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
10375 Discard unstructured if-then-else regions.
10377 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10378 Sebastian Pop <s.pop@samsung.com>
10380 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
10381 (cleanup_loop_iter_dom): Remove.
10382 (build_loop_iteration_domains): Remove.
10383 (build_scop_context): Remove.
10384 (build_scop_iteration_domain): Remove.
10385 (add_loop_constraints): New.
10386 (build_iteration_domains): New.
10387 (build_poly_scop): Call build_iteration_domains.
10389 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10390 Sebastian Pop <s.pop@samsung.com>
10392 * graphite-scop-detection.c
10393 (scop_detection::harmful_loop_in_region): Free dom and loops.
10394 (scop_detection::loop_body_is_valid_scop): Free bbs.
10396 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10397 Sebastian Pop <s.pop@samsung.com>
10399 * graphite-scop-detection.c (record_loop_in_sese): New.
10400 (gather_bbs::before_dom_children): Call record_loop_in_sese.
10401 (build_scops): Remove call to build_sese_loop_nests.
10402 * sese.c (sese_record_loop): Remove.
10403 (build_sese_loop_nests): Remove.
10404 (new_sese_info): Remove region->loops.
10405 (free_sese_info): Same.
10406 * sese.h (sese_contains_loop): Same.
10407 (build_sese_loop_nests): Remove.
10408 (sese_contains_loop): Remove.
10410 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10411 Sebastian Pop <s.pop@samsung.com>
10413 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
10414 loop_is_valid_in_scop.
10415 (scop_detection::harmful_stmt_in_region): Renamed
10416 harmful_loop_in_region.
10417 Call loop_is_valid_in_scop.
10419 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10420 Sebastian Pop <s.pop@samsung.com>
10422 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
10425 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10426 Sebastian Pop <s.pop@samsung.com>
10428 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
10429 * graphite.h (struct poly_bb): Remove field is_reduction.
10430 (PBB_IS_REDUCTION): Remove.
10432 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10433 Sebastian Pop <s.pop@samsung.com>
10435 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
10436 (add_pdr_constraints): Same.
10437 (scop_get_reads): Same.
10438 (scop_get_must_writes): Same.
10439 (scop_get_may_writes): Same.
10440 (scop_get_original_schedule): Same.
10441 (extend_schedule): Same.
10442 (apply_schedule_on_deps): Same.
10443 (carries_deps): Same.
10444 (compute_deps): Same.
10445 (scop_get_dependences): Same.
10446 * graphite-isl-ast-to-gimple.c
10447 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
10448 * graphite-optimize-isl.c (get_schedule_for_band): Same.
10449 (get_schedule_for_band_list): Same.
10450 (get_schedule_map): Same.
10451 (apply_schedule_map_to_scop): Same.
10452 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
10453 (build_loop_iteration_domains): Same.
10454 (add_condition_to_pbb): Same.
10455 (add_param_constraints): Same.
10456 (pdr_add_memory_accesses): Same.
10457 (pdr_add_data_dimensions): Same.
10459 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10461 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
10464 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10466 * common.opt (feliminate-dwarf2-dups): Replace references to
10467 "DWARF 2" with just "DWARF".
10468 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
10469 * doc/extend.texi: Likewise.
10470 * doc/cpp.texi: Likewise.
10471 * doc/invoke.texi: Likewise.
10472 (Option Summary): Add -gdwarf to list of Debugging Options.
10473 (Debugging Options): Document -gdwarf.
10474 * doc/contrib.texi: Spell "DWARF" like that.
10476 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10478 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
10479 warning. Fix up formatting.
10481 PR middle-end/67653
10482 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
10483 attempt to mark memory input operand addressable and
10484 call prepare_gimple_addressable in that case. Don't adjust
10485 input_location for diagnostics, use error_at instead.
10487 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
10489 * config/rs6000/ppc-auxv.h: New file.
10490 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
10491 (cpu_is): Likewise.
10492 (cpu_supports): Likewise.
10493 * config/rs6000/rs6000.c: include "ppc-auxv.h".
10494 (cpu_is_info): New variable.
10495 (cpu_supports_info): Likewise.
10496 (tcb_verification_symbol): Likewise.
10497 (cpu_builtin_p): Likewise.
10498 (cpu_expand_builtin): New function.
10499 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
10500 (rs6000_init_builtins): Likewise.
10501 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
10502 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
10503 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
10504 * configure: Regenerate.
10505 * config.in: Likewise.
10506 * doc/extend.texi (PowerPC Built-in Functions): Document
10507 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
10509 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
10512 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
10514 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
10517 2016-01-20 Richard Henderson <rth@redhat.com>
10523 * tree.c (tm_define_builtin): New.
10524 (find_tm_vector_type): New.
10525 (build_tm_vector_builtins): New.
10526 (build_common_builtin_nodes): Call it.
10528 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
10530 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
10531 (arm_fp_ok): Likewise.
10532 (arm_fp): Likewise.
10533 (arm_crypto): Likewise.
10535 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
10536 Richard Biener <rguenther@suse.de>
10538 PR tree-optimization/69328
10539 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
10540 vectors have same number of elements.
10541 (vectorizable_condition): Fix masked version recognition.
10543 2016-01-20 Richard Biener <rguenther@suse.de>
10545 PR tree-optimization/69345
10546 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
10547 (VN_INFO_PTR_INFO): Likewise.
10548 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
10549 info when it is equal between non-dominating SSA names.
10550 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10551 Make sure to look at original SSA infos.
10553 2016-01-20 Jeff Law <law@redhat.com>
10556 * config/m68k/predicates.md (pow2_m1_operand): New predicate
10558 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
10559 (pc_or_label_operand): New predicate.
10560 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
10561 tests for small integers that are 2^n - 1.
10563 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
10565 * doc/invoke.texi (Options Summary): Add '.' after @xref.
10567 2016-01-19 Jeff Law <law@redhat.com>
10569 PR middle-end/69347
10570 * tree-ssa-threadbackwards.c
10571 (fsm_find_control_statement_thread_paths): Do not try to lookup
10572 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
10574 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10576 * doc/lto.texi: Remove text that says only Gold has linker plugin
10579 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
10581 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
10582 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
10583 the DIE accordingly.
10584 (modified_type_die): Add REVERSE parameter and pass it recursively,
10585 as well as to base_type_die. Adjust presence check accordingly.
10586 (base_type_for_mode): Adjust call to modified_type_die.
10587 (add_type_attribute): Add REVERSE parameter and pass it to
10589 (generic_parameter_die): Adjust call to add_type_attribute.
10590 (add_scalar_info): Likewise.
10591 (add_subscript_info): Likewise.
10592 (gen_array_type_die): Likewise.
10593 (gen_descr_array_type_die): Likewise.
10594 (gen_entry_point_die): Likewise.
10595 (gen_enumeration_type_die): Likewise.
10596 (gen_formal_parameter_die): Likewise.
10597 (gen_subprogram_die): Likewise.
10598 (gen_variable_die ): Likewise.
10599 (gen_const_die): Likewise.
10600 (gen_field_die): Likewise.
10601 (gen_pointer_type_die): Likewise.
10602 (gen_reference_type_die): Likewise.
10603 (gen_ptr_to_mbr_type_die): Likewise.
10604 (gen_inheritance_die): Likewise.
10605 (gen_subroutine_type_die): Likewise.
10606 (gen_typedef_die): Likewise.
10607 (force_type_die): Adjust call to modified_type_die.
10609 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10611 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10612 flow throughout the file. Fix broken link to Objective-C 2.0
10614 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10617 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10619 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10621 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10624 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10625 (maybe_record_node): Record cxa_pure_virtual as the only possible
10626 target if there are not ohter candidates.
10627 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10629 2016-01-19 Richard Biener <rguenther@suse.de>
10631 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10632 (get_memory_order): Likewise.
10634 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10636 * tree-vect-stmts.c (vectorizable_store): Check
10639 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10642 * gcc.c (driver::decode_argv): Add call to
10643 init_opts_obstack before init_options_struct.
10644 * opts.c (init_opts_obstack): Remove idempotency.
10645 (init_options_struct): Replace call to init_opts_obstack
10646 with a gcc_assert to verify that it has already been called.
10647 * toplev.c (toplev::main): Add call to init_opts_obstack before
10648 calls to init_options_struct.
10649 (toplev::finalize): Move cleanup of opts_obstack next to
10650 cleanup of save_decoded_options, clearing the latter, and
10651 save_decoded_options_count.
10653 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10656 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10657 attribute to unconditional. Remove %? from output template.
10659 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10660 Jiong Wang <jiong.wang@arm.com>
10662 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10663 generated from different expand order.
10665 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10667 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10668 Add support for CCMP costing.
10670 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10672 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10673 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10674 (fccmpe<mode>): Likewise.
10675 (fcmp): Rename to fcmp and globalize pattern.
10677 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10678 (aarch64_gen_ccmp_next): Add FP support.
10680 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10682 * target.def (gen_ccmp_first): Update documentation.
10683 (gen_ccmp_next): Likewise.
10684 * doc/tm.texi (gen_ccmp_first): Update documentation.
10685 (gen_ccmp_next): Likewise.
10686 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10687 expand_ccmp_expr_1. Improve comments.
10688 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10689 (ccmp_ior<mode>): Remove pattern.
10690 (cmp<mode>): Remove expand.
10691 (cmp): Globalize pattern.
10692 (cstorecc4): Use cc_register.
10693 (mov<mode>cc): Remove ccmp_cc_register check.
10694 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10695 Simplify after removal of CC_DNE/* modes.
10696 (aarch64_ccmp_mode_to_code): Remove.
10697 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10698 In 'k' case use integer as condition.
10699 (aarch64_nzcv_codes): Remove inverted cases.
10700 (aarch64_code_to_ccmode): Remove.
10701 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10702 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10703 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10704 pattern. Return the comparison with CC register. Invert conditions
10705 when bitcode is OR.
10706 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10707 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10709 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10711 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10712 instrumented_version.
10714 2016-01-19 Richard Biener <rguenther@suse.de>
10716 PR tree-optimization/69336
10717 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10718 handled components with get_ref_base_and_extent.
10719 (equal_mem_array_ref_p): Adjust.
10721 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10724 * shrink-wrap.c: Include valtrack.h.
10725 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10726 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10727 in between insn and where it will be moved to. Call
10728 dead_debug_insert_temp.
10729 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10730 first and dead_debug_local_finish at the end.
10731 For uses and defs bitmap, handle all regs in between REGNO and
10732 END_REGNO, not just the first one.
10734 2016-01-19 Richard Biener <rguenther@suse.de>
10736 PR tree-optimization/69352
10737 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10738 (equal_mem_array_ref_p): Constrain size and max size properly.
10739 Compare the reverse flag.
10741 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10743 * ira.c (ira): Update regstat data if we deleted insns.
10745 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10747 PR rtl-optimization/68955
10748 PR rtl-optimization/64557
10749 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10750 here. Fix up formatting.
10751 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10753 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10756 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10757 assume that the node has body.
10758 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10761 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10763 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10766 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10768 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10769 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10771 2016-01-19 Martin Jambor <mjambor@suse.cz>
10772 Martin Liska <mliska@suse.cz>
10773 Michael Matz <matz@suse.de>
10775 * Makefile.in (OBJS): Add new source files.
10776 (GTFILES): Add hsa.c.
10777 * common.opt (disable_hsa): New variable.
10778 (-Whsa): New warning.
10779 * config.in (ENABLE_HSA): New.
10780 * configure.ac: Treat hsa differently from other accelerators.
10781 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10782 $enable_offloading.
10783 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10784 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10785 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10786 --with-hsa-kmt-lib.
10787 * doc/invoke.texi (-Whsa): Document.
10788 (hsa-gen-debug-stores): Likewise.
10789 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10790 to invoke offload compiler for hsa acclerator.
10791 * opts.c (common_handle_option): Determine whether HSA offloading
10792 should be performed.
10793 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10794 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10795 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10796 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10797 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10798 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10799 GF_OMP_FOR_KIND_GRID_LOOP.
10800 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10801 (pp_gimple_stmt_1): Likewise.
10802 * gimple-walk.c (walk_gimple_stmt): Likewise.
10803 * gimple.c (gimple_build_omp_grid_body): New function.
10804 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10805 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10806 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10807 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10808 GF_OMP_TEAMS_GRID_PHONY.
10809 (gimple_statement_omp_single_layout): Updated comments.
10810 (gimple_build_omp_grid_body): New function.
10811 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10812 (gimple_omp_for_grid_phony): New function.
10813 (gimple_omp_for_set_grid_phony): Likewise.
10814 (gimple_omp_parallel_grid_phony): Likewise.
10815 (gimple_omp_parallel_set_grid_phony): Likewise.
10816 (gimple_omp_teams_grid_phony): Likewise.
10817 (gimple_omp_teams_set_grid_phony): Likewise.
10818 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10819 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10820 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10821 (BUILT_IN_GOMP_TARGET): Updated type.
10822 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10823 (adjust_for_condition): New function.
10824 (get_omp_for_step_from_incr): Likewise.
10825 (extract_omp_for_data): Moved parts to adjust_for_condition and
10826 get_omp_for_step_from_incr.
10827 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10828 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10829 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10830 (scan_omp_parallel): Do not create child functions for phony
10832 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10833 (scan_omp_1_op): Checking assert we are not remapping to
10834 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10835 (parallel_needs_hsa_kernel_p): New function.
10836 (expand_parallel_call): Register apprpriate parallel child
10837 functions as HSA kernels.
10838 (grid_launch_attributes_trees): New type.
10839 (grid_attr_trees): New variable.
10840 (grid_create_kernel_launch_attr_types): New function.
10841 (grid_insert_store_range_dim): Likewise.
10842 (grid_get_kernel_launch_attributes): Likewise.
10843 (get_target_argument_identifier_1): Likewise.
10844 (get_target_argument_identifier): Likewise.
10845 (get_target_argument_value): Likewise.
10846 (push_target_argument_according_to_value): Likewise.
10847 (get_target_arguments): Likewise.
10848 (expand_omp_target): Call get_target_arguments instead of looking
10849 up for teams and thread limit.
10850 (grid_expand_omp_for_loop): New function.
10851 (grid_arg_decl_map): New type.
10852 (grid_remap_kernel_arg_accesses): New function.
10853 (grid_expand_target_kernel_body): New function.
10854 (expand_omp): Call it.
10855 (lower_omp_for): Do not emit phony constructs.
10856 (lower_omp_taskreg): Do not emit phony constructs but create for them
10857 a temporary variable receiver_decl.
10858 (lower_omp_taskreg): Do not emit phony constructs.
10859 (lower_omp_teams): Likewise.
10860 (lower_omp_grid_body): New function.
10861 (lower_omp_1): Call it.
10862 (grid_reg_assignment_to_local_var_p): New function.
10863 (grid_seq_only_contains_local_assignments): Likewise.
10864 (grid_find_single_omp_among_assignments_1): Likewise.
10865 (grid_find_single_omp_among_assignments): Likewise.
10866 (grid_find_ungridifiable_statement): Likewise.
10867 (grid_target_follows_gridifiable_pattern): Likewise.
10868 (grid_remap_prebody_decls): Likewise.
10869 (grid_copy_leading_local_assignments): Likewise.
10870 (grid_process_kernel_body_copy): Likewise.
10871 (grid_attempt_target_gridification): Likewise.
10872 (grid_gridify_all_targets_stmt): Likewise.
10873 (grid_gridify_all_targets): Likewise.
10874 (execute_lower_omp): Call grid_gridify_all_targets.
10875 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10876 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10877 (tree_omp_clause): Added union field dimension.
10878 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10879 * tree.c (omp_clause_num_ops): Added number of arguments of
10880 OMP_CLAUSE__GRIDDIM_.
10881 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10882 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10883 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10884 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10885 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10886 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10887 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10888 * tree-pass.h (make_pass_gen_hsail): Declare.
10889 (make_pass_ipa_hsa): Likewise.
10890 * ipa-hsa.c: New file.
10891 * lto-section-in.c (lto_section_name): Add hsa section name.
10892 * lto-streamer.h (lto_section_type): Add hsa section.
10893 * timevar.def (TV_IPA_HSA): New.
10894 * hsa-brig-format.h: New file.
10895 * hsa-brig.c: New file.
10896 * hsa-dump.c: Likewise.
10897 * hsa-gen.c: Likewise.
10900 * toplev.c (compile_file): Call hsa_output_brig.
10901 * hsa-regalloc.c: New file.
10903 2016-01-18 Jeff Law <law@redhat.com>
10905 PR tree-optimization/69320
10906 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10907 ranged object, do nothing if the RHS constant is not [0..1].
10908 (optimize_stmt): Comparing a boolean ranged object against a
10909 constant outside [0..1] results in a compile-time constant.
10911 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10914 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10916 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10917 (Option Summary): Update to reflect new section and moved options.
10918 (C++ Dialect Options): Move -fstats to new section.
10919 (Debugging Options): Move all dump, statistics, and other GCC
10920 developer options to new section. Rewrite section introduction
10921 and re-order remaining options to put the more basic ones first.
10922 (Optimization Options): Move -fira-verbose and -flto-report* to
10924 (Developer Options): New section incorporating moved options.
10925 * doc/cppopts.texi (-dM): Update cross-reference.
10927 2016-01-18 Richard Henderson <rth@redhat.com>
10930 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10931 operands to pseudo only if CSE is expected. Split long immediate
10932 operands only after reload, and for the stack pointer.
10933 (*add<GPI>3_pluslong): Remove.
10934 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10935 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10936 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10937 (*add<GPI>3 peepholes): New.
10938 (*add<GPI>3 splitters): New.
10939 * config/aarch64/constraints.md (Upl): New.
10940 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10942 2016-01-18 Richard Biener <rguenther@suse.de>
10944 PR tree-optimization/69297
10945 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10947 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10949 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10951 PR middle-end/68542
10952 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10953 of mixind vector and scalar types.
10954 (fold_relational_const): Add handling of vector
10955 comparison with boolean result.
10956 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10957 comparison of vector operands with boolean result for EQ/NE only.
10958 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10959 (verify_gimple_cond): Likewise.
10960 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10963 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10965 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10968 2016-01-18 Richard Biener <rguenther@suse.de>
10970 PR middle-end/69308
10971 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10973 2016-01-18 Tom de Vries <tom@codesourcery.com>
10975 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10977 2016-01-18 Tom de Vries <tom@codesourcery.com>
10979 * omp-low.c (set_oacc_fn_attrib): Make extern.
10980 * omp-low.h (set_oacc_fn_attrib): Declare.
10981 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10982 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10983 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10984 Add and handle function parameter oacc_kernels_p.
10985 (find_reduc_addr, get_omp_data_i_param): New function.
10986 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10987 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10988 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10989 Calculate dominance info. Skip loops that are not in a kernels region
10990 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10991 (pass_parallelize_loops::execute): Call parallelize_loops with
10992 oacc_kernels_p argument.
10993 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10994 New member function.
10995 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10996 * passes.def: Add argument to pass_parallelize_loops instantation.
10998 2016-01-18 Tom de Vries <tom@codesourcery.com>
11000 * tree-parloops.c (pass_parallelize_loops::execute): Allow
11001 pass_parallelize_loops to be run outside the loop pipeline.
11003 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11005 * tree-scalar-evolution.c (follow_copies_to_constant): New.
11006 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
11008 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11011 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
11012 using get_ref_base_and_extent.
11013 (equal_mem_array_ref_p): New.
11014 (hashable_expr_equal_p): Add call to previous.
11016 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11019 * tree-sra.c (disqualified_constants, constant_decl_p): New.
11020 (sra_initialize): Allocate disqualified_constants.
11021 (sra_deinitialize): Free disqualified_constants.
11022 (disqualify_candidate): Update disqualified_constants when appropriate.
11023 (create_access): Scan for constant-pool entries as we go along.
11024 (scalarizable_type_p): Add check against type_contains_placeholder_p.
11025 (maybe_add_sra_candidate): Allow constant-pool entries.
11026 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
11027 (initialize_constant_pool_replacements): New.
11028 (sra_modify_assign): Avoid mangling assignments created by previous,
11029 and don't generate writes into constant pool.
11030 (sra_modify_function_body): Call initialize_constant_pool_replacements.
11032 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11034 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
11035 andnot instruction.
11036 (scalar_chain::convert_op): Likewise.
11037 * config/i386/i386.md (*andndi3_doubleword): New.
11039 2016-01-18 Richard Biener <rguenther@suse.de>
11041 PR tree-optimization/69170
11042 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
11043 building a vector from scalar results of a pattern stmt.
11045 2016-01-18 Jakub Jelinek <jakub@redhat.com>
11047 * haifa-sched.c (autopref_multipass_init): Work around
11048 -Wmaybe-uninitialized warning.
11050 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
11052 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
11053 against the constant 0.
11055 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11057 PR tree-optimization/68799
11058 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
11059 look up phi candidates in the statement-candidate map.
11060 (phi_add_costs): Likewise.
11061 (record_phi_increments): Likewise.
11062 (phi_incr_cost): Likewise.
11063 (ncd_with_phi): Likewise.
11064 (all_phi_incrs_profitable): Likewise.
11066 2016-01-17 Jakub Jelinek <jakub@redhat.com>
11068 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
11069 -Wmaybe-uninitialized warning.
11071 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
11073 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11074 (Option Summary): Update to reflect new section and moved options.
11075 (C++ Dialect Options): Move -fvtable-verify and related options.
11076 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
11077 and profiling-related options.
11078 (Optimization Options): Move profile generation options and
11079 -fstack-protector and related options.
11080 (Instrumentation Options): New section incorporating moved options.
11081 (Code Generation Options): Move -finstrument-functions and
11082 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
11084 2016-01-16 Tom de Vries <tom@codesourcery.com>
11086 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
11088 2016-01-16 Tom de Vries <tom@codesourcery.com>
11090 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
11092 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
11094 * hash-table.h (hash_table::empty): Turn into an inline wrapper
11095 that checks whether the table is already empty. Rename the
11096 original implementation to...
11097 (hash_table::empty_slot): ...this new private function.
11099 2016-01-15 David Malcolm <dmalcolm@redhat.com>
11101 PR diagnostic/68899
11102 * diagnostic-show-locus.c (layout::print_source_line): Move x
11103 offset of line until after call to
11104 get_line_width_without_trailing_whitespace.
11106 2016-01-15 Jeff Law <law@redhat.com>
11108 PR tree-optimization/69270
11109 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
11110 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
11111 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
11112 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
11113 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11114 ssa_name_has_boolean_range and constant_boolean_node.
11116 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
11118 PR rtl-optimization/69030
11119 * lra-spills.c (remove_pseudos): Check nrefs and make the function
11121 (spill_pseudos): Delete debug insn for dead pseudo.
11122 (lra_spill): Initiate spill_hard_reg and slots memory separately.
11124 2016-01-15 Jiong Wang <jiong.wang@arm.com>
11126 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
11128 (TYPES_UNOPUS): Likewise.
11129 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
11130 builtin type, from UNOP to UNOPUS.
11131 (lbtruncuv4sf): Likewise.
11132 (lbtruncuv2df): Likewise.
11133 (lrounduv2sf): Likewise.
11134 (lrounduv4sf): Likewise.
11135 (lrounduv2df): Likewise.
11136 (lroundusf): Likewise.
11137 (lroundusf): Likewise.
11138 (lceiluv2sf): Likewise.
11139 (lceiluv4sf): Likewise.
11140 (lceiluv2df): Likewise.
11141 (lceilusf): Likewise.
11142 (lceiludf): Likewise.
11143 (lflooruv2sf): Likewise.
11144 (lflooruv4sf): Likewise.
11145 (lflooruv2df): Likewise.
11146 (lfloorusf): Likewise.
11147 (lfloorudf): Likewise.
11148 (lfrintnuv2sf): Likewise.
11149 (lfrintnuv4sf): Likewise.
11150 (lfrintnuv2df): Likewise.
11151 (lfrintnusf): Likewise.
11152 (lfrintnudf): Likewise.
11153 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
11155 (vcvtq_u32_f32): Likewise.
11156 (vcvtq_u64_f64): Likewise.
11157 (vcvta_u32_f32): Likewise.
11158 (vcvtaq_u32_f32): Likewise.
11159 (vcvtaq_u64_f64): Likewise.
11160 (vcvtm_u32_f32): Likewise.
11161 (vcvtmq_u32_f32): Likewise.
11162 (vcvtmq_u64_f64): Likewise.
11163 (vcvtn_u32_f32): Likwise.
11164 (vcvtnq_u32_f32): Likewise.
11165 (vcvtnq_u64_f64): Likewise.
11166 (vcvtp_u32_f32): Likewise.
11167 (vcvtpq_u32_f32): Likewise.
11168 (vcvtpq_u64_f64): Likewise.
11169 (vcvtmd_u64_f64): Likewise.
11170 (vcvtms_u32_f32): Likewise.
11171 (vcvtad_u64_f64): Likewise.
11172 (vcvtas_u32_f32): Likewise.
11173 (vcvtnd_u64_f64): Likewise.
11174 (vcvtns_u32_f32): Likewise.
11175 (vcvtpd_u64_f64): Likewise.
11176 (vcvtps_u32_f32): Likewise.
11178 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11180 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
11181 CSEL of zero_extended registers.
11183 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11185 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
11186 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
11188 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11190 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
11191 false when argument string is not found in the attributes table
11194 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
11197 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
11198 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
11199 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
11200 precision estimate.
11202 2016-01-15 Richard Biener <rguenther@suse.de>
11204 PR tree-optimization/66856
11205 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
11206 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
11207 (vect_create_new_slp_node): Increment stmt reference count.
11208 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
11209 an SLP tree before swapping operands.
11210 (vect_build_slp_tree): Likewise.
11211 (destroy_bb_vec_info): Free stmt info after SLP instances.
11212 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
11213 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
11214 (STMT_VINFO_NUM_SLP_USES): New macro.
11216 2016-01-15 Richard Biener <rguenther@suse.de>
11219 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
11220 (add_linkage_name): ... here.
11221 (gen_typedef_die): Use add_linkage_name_raw instead of
11222 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
11225 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
11227 * gimplify.c (oacc_default_clause): Decode reference and pointer
11228 types for both kernels and parallel regions.
11230 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
11232 PR middle-end/69246
11233 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
11235 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11237 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
11238 (convert_scalars_to_vector): Likewise.
11240 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
11242 * doc/extend.texi (Type Traits): Fix grammar.
11244 2016-01-15 Martin Jambor <mjambor@suse.cz>
11246 * tree-inline.c (remap_decl): Use existing dclarations if
11247 remapping a type and prevent_decl_creation_for_types.
11248 (replace_locals_stmt): Do an initial remapping of non-VLA typed
11249 decls first. Do real remapping with
11250 prevent_decl_creation_for_types set.
11251 * tree-inline.h (copy_body_data): New field
11252 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
11255 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11257 * config/s390/s390.opt (mmvcle): More verbose help text.
11259 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11261 * config/s390/s390.opt: Add period to -mzvector option text.
11263 2016-01-15 Richard Biener <rguenther@suse.de>
11265 PR tree-optimization/68961
11266 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
11267 of invariants in stores again.
11269 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
11271 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
11273 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11275 * config/i386/i386.c (ix86_expand_branch): Don't split
11276 DI mode xor instruction to SI mode.
11278 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11281 * ipa-icf.c (sem_function::merge): Virtual functions may become
11282 reachable even if they address is not taken and there are no
11285 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11287 * lto-streamer-out.c (subtract_estimated_size): New function.
11288 (get_symbol_initial_value): Use it.
11290 2016-01-15 Christian Bruel <christian.bruel@st.com>
11293 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
11294 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
11295 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
11296 use add_builtin_function_ext_scope instead of add_builtin_function.
11297 (neon_set_p, neon_crypto_set_p): Remove.
11298 (arm_init_builtins): Always call arm_init_neon_builtins and
11299 arm_init_crypto_builtins.
11300 (arm_expand_builtin): Check that builtins are allowed for the arch.
11301 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
11302 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
11303 arm_init_neon_builtins call.
11305 2016-01-15 Richard Biener <rguenther@suse.de>
11307 PR tree-optimization/69117
11308 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
11309 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
11310 of the leader conservatively.
11311 (free_scc_vn): Restore original SSA name infos.
11313 2016-01-14 Jeff Law <law@redhat.com>
11315 PR tree-optimization/69270
11316 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
11317 single bit of precision, verify it's also unsigned.
11318 (record_edge_info): Use constant_boolean_node rather than fold_convert
11319 to convert boolean_true/boolean_false to the right type.
11321 2016-01-14 Richard Henderson <rth@redhat.com>
11324 * loop-doloop.c (record_reg_sets): New.
11325 (doloop_optimize): Reject the transform if the sequence
11326 clobbers registers live at the end of the loop block.
11327 (doloop_optimize_loops): Enable df_live if needed.
11329 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11331 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
11332 * gcc/config/rs6000/rs6000.c: Likewise.
11333 * gcc/config/rs6000/rs6000.h: Likewise.
11334 * gcc/config/rs6000/rs6000.md: Likewise.
11335 * gcc/doc/extend.texi: Likewsie.
11337 2016-01-14 Jeff Law <law@redhat.com>
11339 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
11342 2016-01-14 Richard Henderson <rth@redhat.com>
11346 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
11347 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
11348 instead of builtin_decl_declared_p to test for declaration.
11350 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
11352 * doc/loop.texi (Loop Analysis and Representation): Document
11353 loop_depth function.
11355 2016-01-14 Tom de Vries <tom@codesourcery.com>
11357 PR tree-optimization/68773
11358 * omp-low.c (expand_omp_target): Don't set force_output.
11359 * varpool.c (varpool_node::get_create): Same.
11360 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
11361 offload_funcs with force_output.
11363 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11366 * lra-eliminations.c (move_plus_up): Don't change anything if either
11367 the outer or inner subreg mode is not MODE_INT.
11368 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
11369 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
11371 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11373 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
11374 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
11375 reduc_uplus_@var{m}): Remove.
11376 * expr.c (expand_expr_real_2): Remove expansion path for
11377 reduc_[us](min|max|plus) optabs.
11378 * optabs-tree.c (scalar_reduc_to_vector): Remove.
11379 * optabs-tree.h (scalar_reduc_to_vector): Remove.
11380 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
11381 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
11382 * tree-vect-loop.c (vectorizable_reduction): Remove test for
11383 reduc_[us](min|max|plus) optabs.
11385 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11387 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
11388 (reduc_plus_scal_v2sf): New.
11389 (reduc_smax_v2sf): Rename to...
11390 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
11391 (reduc_smin_v2sf): Rename to...
11392 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
11394 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
11396 * alias.c (compare_base_symbol_refs): New function.
11397 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
11400 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11402 PR middle-end/68146
11403 PR tree-optimization/69155
11404 * tree-complex.c: Include cfganal.h.
11405 (phis_to_revisit): New variable.
11406 (extract_component): Add phiarg_p argument. Assert that returned
11407 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
11408 (update_phi_components): Partly rewrite to use loop over real/imag
11409 components instead of code duplication. If extract_component returns
11410 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
11411 create_tmp_reg into the PHI node instead, and mention the phi triplet
11412 in phis_to_revisit.
11413 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
11414 in phis_to_revisit at the end.
11416 2016-01-14 Richard Biener <rguenther@suse.de>
11418 PR tree-optimization/68060
11419 * tree-vect-loop.c (vect_is_simple_reduction): Check the
11420 outer loop reduction is only used in the inner loop before
11421 detecting a double reduction.
11423 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11426 * combine.c (expand_field_assignment): Punt if compute_mode is
11427 unsupported scalar mode.
11429 2016-01-14 Richard Biener <rguenther@suse.de>
11431 PR tree-optimization/66856
11432 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
11433 SLP node only if it built successfully.
11434 (vect_analyze_slp_instance): Adjust.
11436 2016-01-14 Jeff Law <law@redhat.com>
11438 PR tree-optimization/69270
11439 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
11440 (record_edge_info): Use it. Convert boolean_{true,false}_node
11441 to the type of op0.
11443 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
11446 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
11447 use block_ultimate_origin
11448 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
11450 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11452 * doc/invoke.texi (Submodel Options): Rename section to
11453 "Machine-Dependent Options" to better reflect its content.
11454 Rewrite introductory text to remove archaic CPU names.
11457 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11459 * doc/invoke.texi (Code Gen Options): Move section up in file,
11460 before target-specific options. Update menu and option summary
11461 to reflect the new section ordering.
11463 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11465 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
11466 (C++ Dialect Options): Add cross-reference to -std option.
11467 * doc/standards.texi (C++ Language): Document C++14 support.
11469 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11471 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
11472 for pack/unpack functions for __ibm128.
11473 (PACK_IF): Likewise.
11474 (UNPACK_IF): Likewise.
11476 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
11477 support for __ibm128 pack/unpack functions.
11478 (rs6000_invalid_builtin): Likewise.
11479 (rs6000_init_builtins): Likewise.
11480 (rs6000_opt_masks): Likewise.
11482 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
11483 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
11485 (RS6000_BTM_COMMON): Likewise.
11487 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
11488 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
11489 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
11490 128-bit floating point. Add support for the double values to be
11491 in Altivec registers for TF/IF packing and unpacking, but restrict
11492 TD packing sub-fields to be FPR registers. Don't allow overlapped
11493 register support for packing. Allow pack inputs to be memory
11494 locations. Don't build generator functions for unpack<mode>_dm
11495 and unpack<mode>_nodm.
11496 (unpack<mode>_dm): Likewise.
11497 (unpack<mode>_nodm): Likewise.
11498 (pack<mode>): Likewise.
11500 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
11501 built-in functions to pack/unpack explicit __ibm128 values.
11502 (__builtin_unpack_ibm128): Likewise.
11504 * doc/extend.texi (PowerPC Built-in Functions): Document
11505 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
11507 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
11510 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
11511 Add new arg loc and pass it down as context.
11512 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
11513 to the location to use for the warning.
11514 (check_function_arguments): New arg loc. All callers changed. Pass
11515 it to check_function_nonnull.
11516 * c-common.h (check_function_arguments): Adjust declaration.
11518 2016-01-13 Jakub Jelinek <jakub@redhat.com>
11520 PR tree-optimization/69156
11521 * gimple.c (validate_type): Removed.
11522 (gimple_builtin_call_types_compatible_p): Use
11523 useless_type_conversion_p instead of validate_type.
11524 * value-prof.c (gimple_stringop_fixed_value): Fold
11525 icall_size to correct type.
11527 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11529 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
11532 2016-01-13 Richard Henderson <rth@redhat.com>
11535 * target.def (builtin_tm_load, builtin_tm_store): Remove.
11536 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
11537 (ix86_builtin_tm_store): Remove.
11538 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11539 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11540 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11541 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11542 * doc/tm.texi: Rebuild.
11544 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
11545 (BUILT_IN_TM_MEMCPY_RTWN): New.
11546 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
11547 fallback from vector to integer helpers.
11548 (build_tm_load): Handle vector types directly, instead of
11550 (build_tm_store): Likewise.
11551 (expand_assign_tm): Prepare for register types not handled by
11552 the above. Copy them to memory and use memcpy.
11553 * tree.c (tm_define_builtin): New.
11554 (find_tm_vector_type): New.
11555 (build_tm_vector_builtins): New.
11556 (build_common_builtin_nodes): Call it.
11558 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
11560 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
11561 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
11563 2016-01-13 Tom de Vries <tom@codesourcery.com>
11565 PR tree-optimization/69169
11566 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
11567 handled_struct_type param.
11568 (create_variable_info_for, intra_create_variable_infos): Call
11569 create_variable_info_for_1 with extra arg.
11571 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
11573 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
11574 and "armv8.1-a+crc" entries.
11576 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
11579 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
11580 Change first operand predicate from register_or_constm1_operand
11581 to register_operand.
11582 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
11583 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11584 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11585 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11586 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11587 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11588 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11589 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11590 comparison with constm1_rtx from vec_prefetch_gen part.
11592 2016-01-13 Richard Biener <rguenther@suse.de>
11594 PR tree-optimization/69013
11595 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11596 Exchange assert for a test.
11598 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11601 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11603 2016-01-13 Richard Biener <rguenther@suse.de>
11605 PR tree-optimization/69242
11606 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11607 assert with a check.
11609 2016-01-13 Richard Biener <rguenther@suse.de>
11611 PR tree-optimization/69186
11612 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11613 Properly guard vect_update_misalignment_for_peel call.
11615 2016-01-12 Jeff Law <law@redhat.com>
11617 PR tree-optimization/pr67755
11618 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11619 "need_profile_correction".
11620 (thread_block_1): Initialize new field to false by default. If we
11621 have multiple thread paths through a common joiner to different
11622 final targets, then set new field to true.
11623 (compute_path_counts): Only do count adjustment when it's really
11626 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11628 * doc/invoke.texi (Spec Files): Move section down in file, past
11629 all command-line option descriptions.
11631 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11633 PR middle-end/54809
11634 * doc/gty.texi: Remove documentation of mark_hook.
11635 * gengtype.c (struct write_types_data): Remove code to support
11636 mark_hook attribute.
11637 (walk_type): Likewise.
11638 (write_func_for_structure): Likewise.
11640 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11642 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11643 Directory Options, and -specs= to Overall Options.
11644 (Overall Options): Adjust similarly. Reorder to group related
11645 options together. Make -specs= cross-reference the spec file details.
11646 (Directory Options): Adjust similarly.
11648 2016-01-12 Jeff Law <law@redhat.com>
11650 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11652 2016-01-12 Olivier Hainque <hainque@adacore.com>
11654 * gcc.c (spec_undefvar_allowed): New global.
11655 (process_command): Set to true when running for --version or --help,
11657 (getenv_spec_function): When the variable is not defined, use the
11658 variable name as the variable value if we're allowed not to issue
11661 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11663 PR tree-optimization/68911
11664 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11665 information computed for expression "init + nit * step".
11667 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11669 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11670 about name of GCC executable. Remove deleted node from menu.
11671 (Directory Options) <-B>: Remove cross-reference to deleted node.
11672 (Target Options): Delete section.
11674 2016-01-12 Christian Bruel <christian.bruel@st.com>
11677 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11678 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11680 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11683 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11684 aligned_mem is properly set for AVX512-VL floating point masked
11688 * ifcvt.c (cond_exec_process_if_block): When removing the last
11689 insn from then_bb, remove also any possible barriers that follow it.
11691 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11695 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11696 (PTRDIFF_TYPE): Likewise.
11697 (WCHAR_TYPE): Likewise.
11698 (WCHAR_TYPE_SIZE): Likewise.
11699 (STDINT_LONG32): Likewise.
11701 2016-01-12 Richard Biener <rguenther@suse.de>
11703 PR tree-optimization/69053
11704 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11705 convert initial value for cond reductions.
11707 2016-01-12 Richard Biener <rguenther@suse.de>
11709 PR tree-optimization/69007
11710 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11711 widen_sum after dot_prod and sad.
11713 2016-01-12 Richard Biener <rguenther@suse.de>
11715 PR tree-optimization/69168
11716 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11717 pattern stmt SLP type.
11718 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11719 end up unused so cope with that case.
11721 2016-01-12 Richard Biener <rguenther@suse.de>
11723 PR tree-optimization/69157
11724 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11725 stmts def type only during analyze phase.
11726 (vectorizable_call): Likewise.
11727 (vectorizable_simd_clone_call): Likewise.
11728 (vectorizable_conversion): Likewise.
11729 (vectorizable_assignment): Likewise.
11730 (vectorizable_shift): Likewise.
11731 (vectorizable_operation): Likewise.
11732 (vectorizable_store): Likewise.
11733 (vectorizable_load): Likewise.
11735 2016-01-12 Richard Biener <rguenther@suse.de>
11737 PR tree-optimization/69174
11738 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11740 (vectorizable_load): Properly compute the number of loads needed
11741 for permuted strided SLP loads and do not spuriously assign
11742 to SLP_TREE_VEC_STMTS.
11744 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11746 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11747 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11748 (MD_EXEC_PREFIX): Remove.
11749 (MD_STARTFILE_PREFIX) Removee.
11750 (FILE_NAME_ABSOLUTE_P): Remove.
11751 (CPP_SPEC): Do not read macros from sys/version.h.
11752 (LINK_COMMAND_SPEC): Remove.
11753 (LOCAL_INCLUDE_DIR): Remove.
11754 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11755 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11756 (POST_LINK_SPEC): Define to invoke stubify after linker
11757 (LIBSTDCXX): Remove define
11758 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11759 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11760 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11761 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11762 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11763 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11764 (i386_djgpp_asm_named_section): Add propotype of new procedure
11766 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11767 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11768 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11769 in config/i386/djgpp.h).
11770 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11771 STANDARD_STARTFILE_PREFIX_1.
11772 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11773 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11774 installation errors.
11775 (MAX_OFILE_ALIGNMENT): Define to 128.
11776 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11778 * config/i386/djgpp.c: New file. Add implementation of
11779 i386_djgpp_asm_named_section.
11781 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11783 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11784 Add rule for building djgpp.o.
11786 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11788 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11789 (rtx_is_swappable_p): Reductions are swappable.
11790 (insn_is_swappable_p): V2DF reductions are swappable.
11792 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11794 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11795 reloads for other unsupported memory operands.
11797 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11798 Jim Wilson <jim.wilson@linaro.org>
11801 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11802 copy_to_mode_reg instead of force_reg.
11804 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11807 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11808 TARGET_80387 is true.
11810 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11813 * lra-eliminations.c (move_plus_up): Only move plus up
11814 if subreg of the constant can be simplified into constant
11815 and use the simplified subreg of the constant instead of
11816 the original constant.
11818 * fold-const.c (fold_convertible_p): Don't return true
11819 for conversion of VECTOR_TYPE to same sized integral type.
11820 (fold_convert_loc): Fix up formatting. Fold conversion of
11821 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11822 instead of NOP_EXPR.
11824 PR tree-optimization/69214
11825 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11826 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11829 PR tree-optimization/69207
11830 * tree-vect-slp.c (vect_get_constant_vectors): For
11831 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11832 fold_convertible_p to vector_type's element type, and always
11833 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11835 2016-01-11 Richard Biener <rguenther@suse.de>
11837 PR tree-optimization/69173
11838 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11839 fixup the cycle if all stmts are in a pattern.
11841 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11843 PR middle-end/68999
11844 * alias.c (base_alias_check): Move check for addresses with
11845 alignment ANDs before the call for compare_base_decls.
11846 (memrefs_conflict_p): Return -1 for different decls
11847 that went through alignment adjustments.
11849 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11851 PR rtl-optimization/68796
11852 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11853 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11854 and QImode comparisons against zero with CC_NZmode.
11855 * config/aarch64/iterators.md (short_mask): New mode_attr.
11857 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11859 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11860 (<avx512>_store<mode>_mask): Likewise.
11862 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11863 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11865 PR rtl-optimization/68841
11866 * ifcvt.c (struct noce_if_info): Add orig_x field.
11867 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11868 Don't record conflicts on to_rename if it's present.
11869 Allow memory destinations in sets.
11870 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11871 blocks, passing orig_x to the checks.
11872 (noce_process_if_block): Set if_info->orig_x appropriately.
11874 2016-01-11 Tom de Vries <tom@codesourcery.com>
11876 PR tree-optimization/69069
11877 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11879 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11881 PR rtl-optimization/68920
11882 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11883 of conditional moves for RTL if-conversion to 1 for
11884 TARGET_ONE_IF_CONV_INSN.
11885 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11886 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11887 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11888 parameter to restirct number of conditional moves for
11890 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11891 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11894 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11897 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11898 onepart vars. Fix typo in comment. Fix reversed condition in
11900 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11903 * var-tracking.c (dump_onepart_variable_differences): New.
11904 (dataflow_set_different): If a detailed dump is requested,
11905 delay early returns and dump differences between onepart
11906 variables present before and after, and added variables.
11908 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11911 * expr.c (expand_expr_real_1): For boolean vector constants
11912 with a scalar mode use const_scalar_mask_from_tree.
11913 (const_scalar_mask_from_tree): New.
11914 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11915 assigned to a mask type to handle constants.
11917 2016-01-11 Martin Jambor <mjambor@suse.cz>
11920 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11921 useless parameters if we cannot change function signature.
11923 2016-01-11 Martin Jambor <mjambor@suse.cz>
11926 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11929 2016-01-11 Tom de Vries <tom@codesourcery.com>
11931 PR tree-optimization/69109
11932 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11935 2016-01-11 Tom de Vries <tom@codesourcery.com>
11937 PR tree-optimization/69108
11938 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11939 res is not used in a phi.
11941 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11944 * common.opt (frandom-seed): Fix parameter name.
11945 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11947 2016-01-11 Tom de Vries <tom@codesourcery.com>
11949 PR tree-optimization/69058
11950 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11953 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11955 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11956 (mcode-density): Likewise.
11958 2016-01-10 Tom de Vries <tom@codesourcery.com>
11960 PR tree-optimization/69062
11961 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11962 (parallelize_loops): Don't paralelize loop that has phi with address
11965 2016-01-10 Tom de Vries <tom@codesourcery.com>
11967 PR tree-optimization/69039
11968 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11971 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11973 PR middle-end/68743
11974 * match.pd: Require target has function_c99_misc before doing
11975 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11977 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11979 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11981 * configure: Regenerate.
11983 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11985 PR middle-end/50865
11986 PR tree-optimization/69097
11987 * fold-const.h (expr_not_equal_to): New prototype.
11988 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11989 (expr_not_equal_to): New function.
11990 * match.pd (X % -Y is the same as X % Y): Don't optimize
11991 unless X is known not to be equal to minimum or Y is known
11992 not to be equal to -1.
11993 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11994 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11995 (simplify_stmt_using_ranges): Adjust caller.
11996 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11997 substitute_and_fold.
11999 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
12001 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
12004 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12006 PR tree-optimization/69167
12007 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
12008 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
12010 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
12012 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12013 Richard Biener <rguenther@suse.de>
12015 PR tree-optimization/68707
12016 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
12017 instances that can be handled via vect_load_lanes.
12019 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
12021 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
12022 if we can't determine address equivalence.
12023 * alias.c (compare_base_decl): Update for changed return value of
12024 symtab_node::equal_address_to.
12026 2016-01-08 Jason Merrill <jason@redhat.com>
12030 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
12031 * expr.c (store_field): Not here.
12032 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
12033 call with TREE_ADDRESSABLE type.
12034 * tree-cfg.c (verify_gimple_call): Adjust.
12036 2016-01-08 Olivier Hainque <hainque@adacore.com>
12038 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
12041 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12043 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
12044 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
12045 (reduc_smin_v2sf): Rename to...
12046 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
12047 (reduc_splus_v2sf): Rename to...
12048 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
12050 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12052 PR tree-optimization/69162
12053 * gimplify.c (gimplify_va_arg_expr): Encode original type of
12054 valist argument in another argument.
12055 (gimplify_modify_expr): Adjust for the above change. Cleanup.
12056 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
12057 to determine the va_list type, build a MEM_REF instead of
12058 build_fold_indirect_ref.
12060 PR tree-optimization/69172
12061 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
12064 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
12066 PR tree-optimization/67781
12067 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
12068 and cmpnop in two steps: first the ones not accessed in original
12069 gimple expression in a endian independent way and then the ones not
12070 accessed in the final result in an endian-specific way.
12072 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12074 PR tree-optimization/69083
12075 * tree-vect-slp.c (vect_get_constant_vectors): For
12076 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
12077 element type. If op is fold_convertible_p to vector_type's element
12078 type, use NOP_EXPR instead of VCE.
12080 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
12082 PR rtl-optimization/67778
12083 PR rtl-optimization/68634
12084 PR rtl-optimization/68909
12085 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
12086 block from the stack until done with it. Remove a superfluous
12087 bitmap set. Remove a superfluous bitmap test.
12089 2016-01-07 Martin Sebor <msebor@redhat.com>
12092 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
12093 constraint on the type of arguments.
12095 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
12097 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
12098 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
12099 unaligned_access on the gcc_options set.
12100 * config/arm/arm.c (arm_option_override_internal): Use
12101 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
12103 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12106 * config/i386/i386.c (ix86_frame_pointer_required): Enable
12107 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
12109 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12112 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12115 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12116 depending on frame_pointer_needed before remaining integer and SSE
12117 registers are saved.
12119 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
12122 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
12124 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
12127 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
12128 Use the "xBm" constraint.
12129 (float<sseintvecmodelower><mode>2<mask_name><round_name):
12131 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
12132 (sse_cvtsi2ssq<round_name>): Likewise.
12133 (sse_cvtss2si<round_name>): Likewise.
12134 (sse_cvtss2siq<round_name>): Likewise.
12135 (sse2_cvtsi2sdq<round_name>): Likewise.
12136 (sse2_cvtsd2si<round_name>): Likewise.
12137 (sse2_cvtsd2siq<round_name>): Likewise.
12138 * config/i386/subst.md (round_nimm_scalar_predicate): New
12141 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
12143 PR middle-end/67639
12144 * varasm.c (make_decl_rtl): Mark invalid register vars as
12147 PR rtl-optimization/66206
12148 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
12149 All callers changed.
12151 2016-01-07 Jakub Jelinek <jakub@redhat.com>
12153 PR tree-optimization/69141
12154 * tree-ssa-pre.c: Include langhooks.h.
12155 (eliminate_dom_walker::before_dom_children): Use
12156 lang_hooks.decl_printable_name instead of
12157 cgraph_node::get ()->name ().
12159 PR middle-end/68960
12160 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
12161 it and DECL_ALIGN too.
12163 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
12165 * config/mips/mips-ftypes.def: Sort to lexicographical order.
12167 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12170 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12171 depending on frame_pointer_needed before remaining integer and SSE
12172 registers are saved.
12174 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12176 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
12177 mode iterator with VSX_M2.
12178 (*p9_vecstore_<mode>): Likewise.
12179 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
12180 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
12181 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
12182 (define_split for VSX_LE128 stores): Likewise.
12183 (define_peephole2 for TImode LE swaps): Likewise.
12184 (define_split for VSX_LE128 post-reload stores): Likewise.
12186 2016-01-06 Marek Polacek <polacek@redhat.com>
12189 * convert.c (convert_to_integer_1): Adjust call to
12190 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
12191 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
12192 EXPR instead of ARG.
12193 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
12195 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12198 * doc/extend.texi (RL78 Variable Attributes): New section.
12200 2016-01-05 Marek Polacek <polacek@redhat.com>
12203 * builtins.c (get_memmodel): Use expansion point location rather than
12204 the input location. Call warning_at rather than warning.
12205 (expand_builtin_atomic_compare_exchange): Likewise.
12206 (expand_builtin_atomic_load): Likewise.
12207 (expand_builtin_atomic_store): Likewise.
12208 (expand_builtin_atomic_clear): Likewise.
12210 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12213 * config/i386/i386.c (ix86_expand_vector_logical_operator):
12214 Replace nonimmediate_operand with vector_operand.
12215 * config/i386/predicates.md (vector_operand): New predicate.
12216 (general_vector_operand): Replace nonimmediate_operand with
12218 * config/i386/sse.md: Replace nonimmediate_operand with
12219 vector_operand and m constraint with Bm constraint on SSE
12220 patterns with 16-byte memory operand.
12221 * config/i386/subst.md (round_nimm_predicate): Replace
12222 nonimmediate_operand with vector_operand.
12223 (round_saeonly_nimm_predicate): Likewise.
12224 (round_saeonly_nimm_scalar_predicate): New.
12226 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12229 * config/i386/constraints.md (Bm): New constraint.
12230 * config/i386/predicates.md (vector_memory_operand): New
12232 * config/i386/sse.md: Replace xm with xBm in plusminus and
12233 any_logic patterns.
12235 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12238 * doc/extend.texi (V850 Function Attributes): New section.
12239 (V850 Variable Attributes): New section.
12241 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12244 * doc/extend.texi (MicroBlaze Function Attributes): Document
12245 interrupt_handler and fast_interrupt attributes.
12247 2016-01-05 Sergei Trofimovich <siarheit@google.com>
12250 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
12251 for local symbolic operands.
12252 * config/ia64/predicates.md (local_symbolic_operand64): New
12255 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12257 PR rtl-optimization/68651
12258 * combine.c (combine_simplify_rtx): Canonicalize x + x into
12261 2016-01-05 Nathan Sidwell <nathan@acm.org>
12263 * alias.c (compare_base_decls): Use symtab_node::get.
12265 2016-01-05 Nick Clifton <nickc@redhat.com>
12268 * ira-costs.c (copy_cost): Initialise the t_icode field of the
12269 secondary_reload_info structure.
12272 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
12273 decls if weak support is available.
12275 2016-01-04 Martin Sebor <msebor@redhat.com>
12277 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
12279 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12281 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
12282 OPTION_MASK_P9_DFORM.
12284 * config/rs6000/constraints.md (wo constraint): New constraint for
12287 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
12289 (rs6000_init_hard_regno_mode_ok): Likewise.
12291 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
12294 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
12295 expanders not to have constraints. Add support for ISA 3.0 xxperm
12296 instruction. Add support for fusing xxlor with xxperm.
12297 (altivec_vperm_<mode>_internal): Likewise.
12298 (altivec_vperm_v8hiv16qi): Likewise.
12299 (altivec_vperm_<mode>v16q): Likewise.
12300 (altivec_vperm_<mode>_uns): Likewise.
12301 (vperm_v8hiv4si): Likewise.
12302 (vperm_v16qiv8hi): Likewise.
12304 * doc/md.texi (RS/6000 constraints): Document wo constraint.
12306 2016-01-04 Jakub Jelinek <jakub@redhat.com>
12308 Update copyright years.
12310 * gcc.c (process_command): Update copyright notice dates.
12311 * gcov-dump.c (print_version): Ditto.
12312 * gcov.c (print_version): Ditto.
12313 * gcov-tool.c (print_version): Ditto.
12314 * gengtype.c (create_file): Ditto.
12315 * doc/cpp.texi: Bump @copying's copyright year.
12316 * doc/cppinternals.texi: Ditto.
12317 * doc/gcc.texi: Ditto.
12318 * doc/gccint.texi: Ditto.
12319 * doc/gcov.texi: Ditto.
12320 * doc/install.texi: Ditto.
12321 * doc/invoke.texi: Ditto.
12323 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12325 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
12326 modes larger than TImode as TImode if NEON is not enabled.
12328 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12331 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
12332 mode for %f0-%f31 only if TARGET_FPU.
12334 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12337 * config/sparc/sparc.c (scan_record_type): Take into account subfields
12338 to compute the PACKED_P predicate.
12339 (function_arg_record_value): Minor tweaks.
12341 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
12343 * doc/install.texi (--with-multilib-list): Describe the meaning of the
12344 option for arm*-*-* targets.
12346 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
12348 * doc/extend.texi (Common Function Attributes): Move docs for
12349 MSP430-specific attributes to....
12350 (MSP430 Function Attributes): ...here. Delete the redundant
12351 entries and copy-edit the remaining text.
12352 (MSP430 Variable Attributes): Use uniform format for index
12353 entries and add a cross-reference to the corresponding function
12356 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
12358 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
12360 (x86 Options): Likewise.
12362 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12366 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
12367 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
12368 to corresponding attribute.
12370 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12372 * doc/extend.texi (Common Function Attributes) <noplt>: Move
12373 to correct alphabetization of table. Copy-edit and correct
12375 <stack_protect>: Likewise.
12376 <target_clones>: Likewise.
12378 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
12379 Correct punctuation.
12380 (Code Gen Options) <-fno-plt>: Copy-edit.
12382 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
12385 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
12386 SI values. Explicitly convert SI to DI and vice-versa.
12388 2016-01-01 Jakub Jelinek <jakub@redhat.com>
12390 PR tree-optimization/69070
12391 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
12392 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
12395 * ubsan.c (ubsan_instrument_float_cast): Call
12396 initialize_sanitizer_builtins.
12399 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
12401 Copyright (C) 2016 Free Software Foundation, Inc.
12403 Copying and distribution of this file, with or without modification,
12404 are permitted in any medium without royalty provided the copyright
12405 notice and this notice are preserved.