1 2016-05-19 Martin Liska <mliska@suse.cz>
3 * ipa-pure-const.c (set_function_state): Remove an existing
5 (remove_node_data): Do not free it as it's released
8 2016-05-19 Martin Liska <mliska@suse.cz>
10 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
13 2016-05-19 Martin Liska <mliska@suse.cz>
15 * omp-simd-clone.c (simd_clone_adjust): Release vector.
17 2016-05-19 Martin Liska <mliska@suse.cz>
19 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
20 an auto_vec instead of re-creating it.
22 2016-05-19 Martin Liska <mliska@suse.cz>
24 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
25 auto_vec instead of vec.
27 2016-05-19 Martin Liska <mliska@suse.cz>
29 * lto-section-in.c (lto_get_section_data): Call
30 lto_check_version with additional argument.
31 * lto-streamer.c (lto_check_version): Add new argument.
32 * lto-streamer.h (lto_check_version): Likewise.
34 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
36 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
37 Don't add cost of inner memory when handling sign-extended
40 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
42 PR rtl-optimization/71148
43 * cse.c (cse_main): Free dominance info.
44 (rest_of_handle_cse): Don't free dominance info.
45 (rest_of_handle_cse2): Likewise.
46 (rest_of_handle_cse_after_global_opts): Likewise.
48 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
51 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
52 NULL_TREE early if NEON is not available. Remove now redundant check
53 in ARM_CHECK_BUILTIN_MODE.
55 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
58 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
59 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
60 * doc/cpp.texi: Document new macros.
62 2016-05-19 Bin Cheng <bin.cheng@arm.com>
64 PR tree-optimization/69848
65 * tree-vect-loop.c (vectorizable_reduction): Don't factor
66 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
68 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
70 * function.c (thread_prologue_and_epilogue_insn): Move the
71 "goto epilogue_done" one block later.
73 2016-05-19 Richard Biener <rguenther@suse.de>
75 PR tree-optimization/70729
76 * passes.def: Move LIM pass before PRE. Remove no longer
77 required copyprop and move first DCE out of the loop pipeline.
79 2016-05-18 David Malcolm <dmalcolm@redhat.com>
82 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
83 (OBJS-libcommon-target): ...here.
84 * opts-common.c: Include spellcheck.h.
85 (cmdline_handle_error): Build a vec of valid options and use it
86 to suggest provide hints for misspelled arguments.
88 2016-05-18 Jakub Jelinek <jakub@redhat.com>
91 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
92 lhs if it has TREE_ADDRESSABLE type.
94 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
97 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
98 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
100 2016-05-18 Martin Jambor <mjambor@suse.cz>
103 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
104 input for NOP_EXPR pass-through functions.
105 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
106 aggregate global constant VAR_DECLs in constant jump functions.
108 2016-05-18 Martin Jambor <mjambor@suse.cz>
111 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
112 from TREE_READONLY parameters.
114 2016-05-18 Martin Jambor <mjambor@suse.cz>
117 * cgraph.h (cgraph_indirect_call_info): New field
118 guaranteed_unmodified.
119 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
120 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
122 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
123 pass the parameter value to ipa_find_agg_cst_for_param.
124 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
125 guaranteed_unmodified, store AA results there instead of bailing out
127 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
128 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
129 (find_constructor_constant_at_offset): New function.
130 (ipa_find_agg_cst_from_init): Likewise.
131 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
132 static initializers of contants, report back through a new paameter
133 from_global_constant if that was the case.
134 (try_make_edge_direct_simple_call): Also pass parameter value to
135 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
137 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
138 (ipa_read_indirect_edge_info): Likewise.
139 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
140 (ipa_load_from_parm_agg): Likewise.
142 2016-05-18 Jiong Wang <jiong.wang@arm.com>
144 PR rtl-optimization/71150
145 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
148 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
151 * config/rs6000/constraints.md (wE constraint): New constraint
152 for a vector constant that can be loaded with XXSPLTIB.
153 (wM constraint): New constraint for a vector constant of a 1's.
154 (wS constraint): New constraint for a vector constant that can be
155 loaded with XXSPLTIB and a vector sign extend instruction.
156 * config/rs6000/predicates.md (xxspltib_constant_split): New
157 predicates for wE/wS constraints.
158 (xxspltib_constant_nosplit): Likewise.
159 (easy_vector_constant): Add support for constants that can be
161 (all_ones_constant): New predicate for vector constant with all
163 (splat_input_operand): Add support for ISA 3.0 word splat operations.
164 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
165 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
166 instruction and possibly with a sign extension.
167 (output_vec_const_move): Add support for XXSPLTIB. If we are
168 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
169 instead of XXLXOR/XXLORC.
170 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
172 (rs6000_legitimize_reload_address): Likewise.
173 (rs6000_output_move_128bit): Use output_vec_const_move to emit
175 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
176 combine VSX_M and VSX_M2 into one iterator.
178 (VSINT_84): New iterators for loading constants with XXSPLTIB.
179 (VSINT_842): Likewise.
180 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
181 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
182 XXSPLTIB instruction.
183 (xxspltib_<mode>_nosplit): Likewise.
184 (xxspltib_<mode>_split): New insn to load up constants with
185 XXSPLTIB and a sign extend instruction.
186 (vsx_mov<mode>): Replace single move that handled all vector types
187 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
188 moves (when -mvsx-timode is in effect) into the main vector
189 moves. Eliminate separate moves for <VSr> <VSa>, where the
190 preferred register class (<VSr>) is listed first, and the
191 secondary register class (<VSa>) is listed second with a '?' to
192 discourage use. Prefer loading 0/-1 in any VSX register for ISA
193 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
194 that if the register was involved in a slow operation, the
195 clear/set operation does not wait for the slow operation to
196 finish. Adjust the length attributes for 32-bit mode. Use
197 rs6000_output_move_128bit and drop the use of the string
198 instructions for 32-bit movti when -mvsx-timode is in effect. Use
199 spacing so that the alternatives and attributes don't generate
200 long lines, and put things in columns, so that it is easier to
201 match up the operands and attributes with the insn alternatives.
202 (vsx_mov<mode>_64bit): Likewise.
203 (vsx_mov<mode>_32bit): Likewise.
204 (vsx_movti_64bit): Fold movti into normal vector moves.
205 (vsx_movti_32bit): Likewise.
206 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
208 (vsx_splat_v4si_internal): Likewise.
209 (vsx_splat_v4sf_internal): Likewise.
210 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
211 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
212 extend vector elements.
213 (vsx_sign_extend_hi_<mode>): Likewise.
214 (vsx_sign_extend_si_v2di): Likewise.
215 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
217 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
218 constraints. Add trailing period to wL documentation.
220 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
223 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
224 * tree-dfa.c (replace_abnormal_ssa_names): New function.
225 * tree-call-cdce.c: Include tree-dfa.h.
226 (can_guard_call_p): New function, extracted from...
227 (can_use_internal_fn): ...here.
228 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
230 (shrink_wrap_one_built_in_call): Likewise.
231 (use_internal_fn): Likewise.
232 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
233 and return void. Call replace_abnormal_ssa_names.
234 (pass_call_cdce::execute): Check can_guard_call_p during the
235 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
236 will always change something.
238 2016-05-18 Martin Jambor <mjambor@suse.cz>
241 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
242 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
244 2016-05-18 Martin Jambor <mjambor@suse.cz>
247 * ipa-inline.h (condition): New field size.
248 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
249 for comaprison and store it into the new condition.
250 (evaluate_conditions_for_known_args): Use condition size to check
251 access sizes for all but CHANGED conditions.
252 (unmodified_parm_1): New parameter size_p, store access size into it.
253 (unmodified_parm): Likewise.
254 (unmodified_parm_or_parm_agg_item): Likewise.
255 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
256 (set_cond_stmt_execution_predicate): Extract access sizes and store
258 (set_switch_stmt_execution_predicate): Likewise.
259 (will_be_nonconstant_expr_predicate): Likewise.
260 (will_be_nonconstant_predicate): Likewise.
261 (inline_read_section): Stream condition size.
262 (inline_write_summary): Likewise.
264 2016-05-18 Richard Biener <rguenther@suse.de>
266 * tree-ssa-loop-im.c (determine_max_movement): Properly add
267 condition cost to PHI cost instead of total_cost.
269 2016-05-18 Martin Liska <mliska@suse.cz>
272 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
275 2016-05-18 Richard Biener <rguenther@suse.de>
277 * lto-streamer.h (LTO_major_version): Bump to 6.
279 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
281 * function.c (make_split_prologue_seq, make_prologue_seq,
282 make_epilogue_seq): New functions, factored out from...
283 (thread_prologue_and_epilogue_insns): Here.
285 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
287 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
288 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
289 of before. Add a comment.
291 2016-05-18 Bin Cheng <bin.cheng@arm.com>
293 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
294 expression pointer, not pointer to the pointer.
296 2016-05-18 Jakub Jelinek <jakub@redhat.com>
298 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
299 (avx2_pbroadcast<mode>): Add another alternative with v instead
300 of x constraints in it, using <pbroadcast_evex_isa> isa.
301 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
303 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
304 constraint x instead of v in second alternative, add avx512bw
307 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
308 constraint x instead of v in second alternative, add avx512bw
311 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
312 constraint x instead of v in second alternative, add avx512bw
315 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
316 avx512bw alternative.
318 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
320 * gcc/config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
322 (define_insn "*andnottf3"): Ditto.
323 (define_insn "*<code><mode>3"/any_logic): Ditto.
324 (define_insn "*<code>tf3"/any_logic): Ditto.
325 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
326 operand to block AVX-512VL insn variant emit when it is not enabled.
328 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
330 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
331 constraint fot SF mode.
333 2016-05-18 Petr Murzin <petr.murzin@intel.com>
334 Kirill Yukhin <kirill.yukhin@intel.com>
336 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
338 (define_insn "rsqrt14<mode>"): Ditto.
339 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
340 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
341 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
342 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
343 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
345 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
346 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
347 * config/i386/i386.c (ix86_print_operand): Expand check for size
348 override codes for Intel syntax.
350 2016-05-18 Richard Biener <rguenther@suse.de>
352 PR tree-optimization/71168
353 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
354 initialization earlier.
356 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
358 * config/aarch64/aarch64-simd.md
359 (aarch64_reduc_plus_internal<mode>): Rename to...
360 (reduc_plus_scal): ...This, and remove previous implementation.
362 2016-05-18 Richard Biener <rguenther@suse.de>
364 * passes.def: Put late dse and cd_dce in canonical order.
366 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
368 * ipa-inline-transform.c (preserve_function_body_p): Look for
369 first non-thunk clone.
370 (save_function_body): Save into first non-thunk.
371 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
373 (lto_output_node): Inline thunks don't need body in every
375 * lto-streamer-in.c: Do not fixup thunk clones.
376 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
378 * tree-inline.c (copy_bb): Be prepared for target node to be new after
381 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
384 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
385 (reassociate_bb): Call transform_add_to_multiply.
387 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
389 * config/aarch64/aarch64.c (all_extensions): Removed unused
392 2016-05-17 Nathan Sidwell <nathan@acm.org>
394 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
395 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
397 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
399 PR tree-optimization/54579
401 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
403 2016-05-17 Marek Polacek <polacek@redhat.com>
406 * tree-inline.c (expand_call_inline): Call
407 maybe_remove_unused_call_args.
409 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
411 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
412 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
413 * doc/md.texi (fmin@var{m}3): Likewise.
415 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
417 * match.pd (X & C): New transformation.
419 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
421 * match.pd (~X & Y): New transformation.
423 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
425 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
426 information for new SSA_NAME.
427 (simplify_conversion_using_ranges): Get range through get_range_info
428 instead of get_value_range.
430 2016-05-17 Jiong Wang <jiong.wang@arm.com>
432 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
433 Remove inline assembly.
434 (vmvn_s16): Likewise.
435 (vmvn_s32): Likewise.
437 (vmvn_u16): Likewise.
438 (vmvn_u32): Likewise.
439 (vmvnq_s8): Likewise.
440 (vmvnq_s16): Likewise.
441 (vmvnq_s32): Likewise.
442 (vmvnq_u8): Likewise.
443 (vmvnq_u16): Likewise.
444 (vmvnq_u32): Likewise.
446 (vmvnq_p16): Likewise.
448 2016-05-17 Jiong Wang <jiong.wang@arm.com>
450 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
452 (vmul_n_s16): Likewise.
453 (vmul_n_s32): Likewise.
454 (vmul_n_u16): Likewise.
455 (vmul_n_u32): Likewise.
456 (vmulq_n_f32): Likewise.
457 (vmulq_n_f64): Likewise.
458 (vmulq_n_s16): Likewise.
459 (vmulq_n_s32): Likewise.
460 (vmulq_n_u16): Likewise.
461 (vmulq_n_u32): Likewise.
463 2016-05-17 Jiong Wang <jiong.wang@arm.com>
465 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
466 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
468 2016-05-17 Jiong Wang <jiong.wang@arm.com>
470 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
471 to *aarch64_fma4_elt_from_dup<mode>.
472 (*aarch64_fnma4_elt_to_128df): Rename to
473 *aarch64_fnma4_elt_from_dup<mode>.
474 * config/aarch64/arm_neon.h (vfma_n_f64): New.
475 (vfms_n_f32): Likewise.
476 (vfms_n_f64): Likewise.
477 (vfmsq_n_f32): Likewise.
478 (vfmsq_n_f64): Likewise.
480 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
482 * wide-int.h: Change fixed_wide_int_storage from class to struct.
484 2016-05-17 Richard Biener <rguenther@suse.de>
486 PR tree-optimization/71132
487 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
488 Only add control dependences for blocks in the loop.
490 (generate_code_for_partition): Return whether loop should
491 be destroyed and delay that.
492 (distribute_loop): Likewise.
493 (pass_loop_distribution::execute): Record loops to be destroyed
494 and perform delayed destroying of loops.
496 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
499 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
501 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
503 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
505 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
508 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
509 insertion point for instructions generated by validize_mem.
511 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
513 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
516 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
518 * config/aarch64/aarch64.c
519 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
522 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
524 * doc/invoke.texi (AArch64 Options): Various updates.
526 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
528 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
529 into instrumentation thunks.
530 * cif-code.def (CIF_CHKP): New.
532 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
534 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
536 2016-05-16 Martin Jambor <mjambor@suse.cz>
538 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
539 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
541 2016-05-16 Marek Polacek <polacek@redhat.com>
543 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
546 2016-05-16 Martin Jambor <mjambor@suse.cz>
549 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
550 the outlined kernel function.
552 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
554 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
555 (ISA_HAS_DLSA): Ditto.
557 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
559 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
561 2016-05-16 Nathan Sidwell <nathan@acm.org>
563 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
564 (nvptx_name_replacement): Restore. Add comment.
565 (write_fn_proto, write_fn_proto_from_insn,
566 nvptx_output_call_insn): Restore
567 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
569 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
571 * config/aarch64/aarch64.md
572 (add<mode>3_compareC_cconly_imm): Remove use of %w.
573 (add<mode>3_compareC_imm): Likewise.
574 (<optab>si3_uxtw): Split into register and immediate variants.
575 (andsi3_compare0_uxtw): Likewise.
576 (and<mode>3_compare0): Likewise.
577 (and<mode>3nr_compare0): Likewise.
578 (stack_protect_test_<mode>): Don't use %x for memory operands.
580 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
582 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
584 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
586 * gcc/config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
587 Split integer shifts into shift_reg and bfm.
588 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
589 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
590 (ror<mode>3_insn): Likewise.
591 (<optab>si3_insn_uxtw): Likewise.
592 (<optab><mode>3_insn): Change to rotate_imm.
593 (extr<mode>5_insn_alt): Likewise.
594 (extrsi5_insn_uxtw): Likewise.
595 (extrsi5_insn_uxtw_alt): Likewise.
597 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
599 * doc/tm.texi: Regenerate.
600 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
601 (TARGET_INVALID_RETURN_TYPE): Remove.
602 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
603 TARGET_INVALID_RETURN_TYPE.
604 * target.def (invalid_parameter_type): Remove.
605 (invalid_return_type): Remove.
607 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
609 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
610 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
612 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
614 (preserve_function_body_p): No need to preserve function body
615 * cif-codes.def (CIF_THUNK): Remove.
616 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
618 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
620 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
622 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
624 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
627 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
629 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
630 (inline_small_functions): Do not look for function symbol when
633 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
635 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
638 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
639 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
640 Jiong Wang <jiong.wang@arm.com>
642 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
643 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
644 Define __ARM_FP16_ARGS when appropriate.
645 * config/arm/arm.c (arm_invalid_parameter_type): Remove
647 (arm_invalid_return_type): Likewise.
648 (TARGET_INVALID_PARAMETER_TYPE): Remove.
649 (TARGET_INVALID_RETURN_TYPE): Remove.
650 (aapcs_vfp_sub_candidate): Allow HFmode.
651 (aapcs_vfp_allocate): Add comment. Support HFmode.
652 (aapcs_vfp_allocate_return_reg): Likewise.
653 (struct aapcs_cp_arg_layout): Slightly reword comments for
654 is_return_candidate and allocate_return_reg.
655 (output_mov_vfp): Update assert.
656 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
658 (arm_invalid_parameter_type): Remove.
659 (amr_invalid_return_type): Remove.
660 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
661 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
662 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
664 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
666 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
667 * config/aarch64/arch64-protos.h
668 (aarch64_legitimize_reload_address): Remove.
669 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
672 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
674 * configure.ac: Add ACX_NONCANONICAL_HOST.
675 * configure: Regenerate.
676 * Makefile.in: Set host_noncanonical.
678 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
681 * config/i386/i386.md (*movtf_internal): Before register allocation,
682 do not allow FP constants for CM_MEDIUM memory model, allow only
683 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
684 (*movxf_internal): Ditto.
685 (*movdf_internal): Ditto.
686 (*movsf_internal): Ditto.
688 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
690 PR rtl-optimization/67483
691 * combine.c (make_compound_operation): Don't call extract_left_shift
692 with negative shift amounts.
694 2016-05-13 Jakub Jelinek <jakub@redhat.com>
697 * fold-const.c (fold_checksum_tree): Allow modification
698 of TYPE_ALIAS_SET during folding.
700 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
701 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
702 (ix86_split_to_parts): Likewise. Fix up formatting.
704 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
706 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
707 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
710 2016-05-13 Nathan Sidwell <nathan@acm.org>
712 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
713 (nvptx_name_replacement): Delete.
714 (write_fn_proto, write_fn_proto_from_insn,
715 nvptx_output_call_insn): Remove nvptx_name_replacement call.
716 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
717 * langhooks.c (add_builtin_funcction_common): Call
718 targetm.mangle_decl_assembler_name.
720 * config/nvptx/nvptx.c (write_fn_proto): Handle
721 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
723 2016-05-13 Martin Liska <mliska@suse.cz>
725 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
726 and PRIu64 in printf format.
728 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
730 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
733 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
735 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
736 Change --param max-completely-peeled-times to
737 --param max-completely-peel-times in dump file printing.
739 2016-05-13 Richard Biener <rguenther@suse.de>
741 PR tree-optimization/42587
742 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
743 (find_bswap_or_nop_1): Likewise.
744 (bswap_replace): Likewise.
746 2016-05-13 Martin Liska <mliska@suse.cz>
748 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
749 Initialize a variable with default value.
751 2016-05-13 Martin Liska <mliska@suse.cz>
753 * doc/invoke.texi: Enhance explanation of error recovery
756 2016-05-13 Martin Liska <mliska@suse.cz>
758 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
759 (struct cost_pair): Change inv_expr_id (int) to inv_expr
761 (struct iv_inv_expr_ent): Comment struct fields.
762 (sort_iv_inv_expr_ent): New function.
763 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
764 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
765 a hash_map between iv_inv_expr_ent and number of usages.
766 (niter_for_exit): Fix coding style.
767 (tree_ssa_iv_optimize_init): Use renamed variable.
768 (determine_base_object): Fix coding style.
769 (alloc_iv): Likewise.
770 (find_interesting_uses_outside): Likewise.
771 (add_candidate_1): Likewise.
772 (add_standard_iv_candidates): Likewise.
773 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
774 (prepare_decl_rtl): Fix coding style.
775 (get_address_cost): Likewise.
776 (get_shiftadd_cost): Likewise.
777 (force_expr_to_var_cost): Likewise.
778 (compare_aff_trees): Likewise.
779 (get_expr_id): Restructure the function.
780 (get_loop_invariant_expr_id): Renamed to
781 get_loop_invariant_expr.
782 (get_computation_cost_at): Replace usage of inv_expr_id with
784 (get_computation_cost): Likewise.
785 (determine_group_iv_cost_generic): Likewise.
786 (determine_group_iv_cost_address): Likewise.
787 (iv_period): Fix coding style.
788 (iv_elimination_compare_lt): Likewise.
789 (may_eliminate_iv): Likewise.
790 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
792 (determine_group_iv_costs): Dump invariant expressions.
793 (iv_ca_recount_cost): Use the newly added hash_map.
794 (iv_ca_set_remove_invariants): Fix coding style.
795 (iv_ca_set_add_invariants): Fix coding style.
796 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
798 (iv_ca_set_cp): Likewise.
799 (iv_ca_new): Initialize the newly added hash_map and remove
800 initialization of fields.
801 (iv_ca_free): Delete the hash_map.
802 (iv_ca_dump): Dump invariant expressions.
803 (iv_ca_extend): Fix coding style.
804 (try_add_cand_for): Likewise.
805 (create_new_ivs): Dump information about # of avg iterations and
806 # of used invariant expressions.
807 (rewrite_use_compare): Fix coding style.
808 (free_loop_data): Set default value for max_inv_expr_id.
810 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
812 * cse.c (rest_of_handle_cse): Use cleanup_cfg
813 returned value cse_cfg_altered computation.
814 (rest_of_handle_cse2): Likewise.
815 (rest_of_handle_cse_after_global_opts): Likewise.
817 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
820 * config/arm/arm.c (arm32_output_mi_thunk): New.
821 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
822 to split Thumb1 vs TARGET_32BIT functionality.
823 (arm_thumb1_mi_thunk): New.
825 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
827 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
830 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
833 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
835 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
837 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
838 (expand_builtin_trap): Emit a regular call.
839 (set_builtin_user_assembler_name): Remove obsolete cases.
840 * dse.c (scan_insn): Adjust.
841 * except.c: Include calls.h.
842 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
843 emit a regular call to setjmp.
844 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
845 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
846 (emit_block_move_via_libcall): Delete.
847 (block_move_fn): Delete.
848 (init_block_move_fn): Likewise.
849 (emit_block_move_libcall_fn): Likewise.
850 (emit_block_op_via_libcall): New function.
851 (set_storage_via_libcall): Tidy up and use memset builtin.
852 (block_clear_fn): Delete.
853 (init_block_clear_fn): Likewise.
854 (clear_storage_libcall_fn): Likewise.
855 (expand_assignment): Call emit_block_move_via_libcall.
856 Do not include gt-expr.h.
857 * expr.h (emit_block_op_via_libcall): Declare.
858 (emit_block_copy_via_libcall): New inline function.
859 (emit_block_move_via_libcall): Likewise.
860 (emit_block_comp_via_libcall): Likewise.
861 (block_clear_fn): Delete.
862 (init_block_move_fn): Likewise.
863 (init_block_clear_fn): Likewise.
864 (emit_block_move_via_libcall): Likewise.
865 (set_storage_via_libcall): Add default parameter value.
866 * libfuncs.h (enum libfunc_index): Remove obsolete values.
867 (abort_libfunc): Delete.
868 (memcpy_libfunc): Likewise.
869 (memmove_libfunc): Likewise.
870 (memcmp_libfunc): Likewise.
871 (memset_libfunc): Likewise.
872 (setbits_libfunc): Likewise.
873 (setjmp_libfunc): Likewise.
874 (longjmp_libfunc): Likewise.
875 (profile_function_entry_libfunc): Likewise.
876 (profile_function_exit_libfunc): Likewise.
877 (gcov_flush_libfunc): Likewise.
878 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
879 and DECL_VISIBILITY on the declaration.
880 (init_optabs): Do not initialize obsolete libfuncs.
881 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
882 * tree-core.h (ECF_RET1): Define.
883 (ECF_TM_PURE): Adjust.
884 (ECF_TM_BUILTIN): Likewise.
885 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
886 (build_common_builtin_nodes): Initialize abort builtin.
887 Add ECF_RET1 on memcpy, memmove and memset builtins.
888 Pass final flags for alloca and alloca_with_align builtins.
889 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
891 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
892 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
893 set_storage_via_libcall and call emit_block_copy_via_libcall.
895 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
897 * config/i386/i386.md (*call_got_x32): Change operand 0 to
898 DImode before it is passed to ix86_output_call_operand.
899 (*call_value_got_x32): Ditto for operand 1.
901 2016-05-12 Jiong Wang <jiong.wang@arm.com>
903 PR rtl-optimization/70904
904 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
905 reload for wide mode.
907 2016-05-12 Marek Polacek <polacek@redhat.com>
910 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
911 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
912 * langhooks.h (incomplete_type_error): Likewise.
913 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
914 parameter, pass it down to incomplete_type_error.
915 * tree.h (size_in_bytes): New inline overload.
916 (size_in_bytes_loc): Renamed from size_in_bytes.
918 2016-05-12 Richard Biener <rguenther@suse.de>
920 PR tree-optimization/71059
921 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
922 nary before looking up or entering the expression into the VN
924 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
925 Make sure to re-use NARYs without result as inserted by
928 2016-05-12 Richard Biener <rguenther@suse.de>
930 PR tree-optimization/71062
931 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
933 * tree-ssa-structalias.c (set_uids_in_ptset): Set
934 vars_contains_restrict if the var is a restrict tag.
935 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
936 do not disambiguate pointers against it.
937 (dump_points_to_solution): Re-structure and adjust for new
938 vars_contains_restrict flag.
939 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
941 2016-05-12 Martin Liska <mliska@suse.cz>
943 * doc/invoke.texi: Explain connection between
944 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
946 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
948 PR tree-optimization/71006
949 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
950 consider COND_EXPR as a mask producer.
952 2016-05-12 Marek Polacek <polacek@redhat.com>
955 * opts.c (common_handle_option): Detect missing argument for --help^.
957 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
960 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
961 when popping the PC and within an interrupt handler routine.
962 Add missing tab to output of "ldmfd".
963 (output_return_instruction): Output LDMFD with SP update rather
964 than POP when returning from interrupt handler.
966 2016-05-12 Jakub Jelinek <jakub@redhat.com>
968 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
969 TARGET_64BIT && TARGET_AVX512DQ.
970 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
971 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
972 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
973 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
974 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
975 (*vec_extractv4si_zext): Add avx512dq alternative.
976 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
977 use v instead of x constraint in other alternatives where possible.
979 * config/i386/sse.md (sse2_loadld): Use v instead of x
980 constraint in alternatives 0,1,4.
982 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
983 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
984 v constraints instead of x and <pinsr_evex_isa> isa attribute.
987 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
988 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
989 is not emitted unless TARGET_AVX512BW.
990 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
991 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
992 for the result operand.
994 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
995 constraint instead of x in avx alternatives. Use maybe_evex instead
998 * config/i386/constraints.md (Yv): New constraint.
999 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
1000 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
1001 * config/i386/i386.md (avx512fvecmode): New mode attr.
1002 (*pushtf): Use v constraint instead of x.
1003 (*movtf_internal): Likewise. For TARGET_AVX512VL and
1004 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
1005 (*absneg<mode>2): Use Yv constraint instead of x constraint.
1006 (*absnegtf2_sse): Likewise.
1007 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
1008 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
1009 avx512f alternatives.
1010 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
1012 2016-05-12 Richard Biener <rguenther@suse.de>
1014 PR tree-optimization/71060
1015 * tree-data-ref.c (initialize_data_dependence_relation): Do not
1016 require exact match of DR_BASE_OBJECT but only matching address and
1019 2016-05-12 Richard Biener <rguenther@suse.de>
1021 PR tree-optimization/70986
1022 * cfganal.c: Include cfgloop.h.
1023 (dfs_find_deadend): Prefer to take edges exiting loops.
1025 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1027 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
1028 compile and run time.
1030 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
1033 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
1035 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
1037 * config/i386/i386.c (legitimize_pic_address): Use
1038 copy_to_suggested_reg instead of gen_movsi.
1040 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1042 * config/rs6000/predicates.md (quad_memory_operand): Move most of
1043 the code into quad_address_p and call it to share code with
1044 vsx_quad_dform_memory_operand.
1045 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
1047 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
1048 bit instead of being a separate word. Split -mpower9-dform into
1049 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1050 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
1051 for the register class supporting 128-bit quad word memory offsets.
1052 (mode_supports_vsx_dform_quad): Helper function to return if the
1053 register class uses quad word memory offsets.
1054 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
1055 (rs6000_debug_reg_global): Always print if we are using LRA or not.
1056 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
1057 instructions are enabled, set up the appropriate addr_masks for
1059 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
1060 -mpower9-dform-scalar, instead of -mpower9-dform.
1061 (rs6000_option_override_internal): Split -mpower9-dform into two
1062 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
1063 -mpower9-dform switch sets or clears both. If we are not using
1064 the LRA register allocator, do not enable -mpower9-dform-vector by
1065 default. If we are using LRA, enable -mpower9-dform-vector and
1066 -mvsx-timode if it is appropriate. Issue a warning if either
1067 -mpower9-dform-vector or -mvsx-timode are explicitly used without
1069 (quad_address_offset_p): New helper function to return if the
1070 offset is legal for quad word memory instructions.
1071 (quad_address_p): New function to determin if GPR or vector
1072 register quad word memory addresses are legal.
1073 (mem_operand_gpr): Validate quad word address offsets.
1074 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
1075 d-form (register + offset) instructions.
1076 (offsettable_ok_by_alignment): Likewise.
1077 (rs6000_legitimate_offset_address_p): Likewise.
1078 (legitimate_lo_sum_address_p): Likewise.
1079 (rs6000_legitimize_address): Likewise.
1080 (rs6000_legitimize_reload_address): Add more debug statements for
1082 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
1083 d-form instructions.
1084 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
1085 d-form instructions. Distinguish different cases in debug
1086 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
1087 d-form instructions.
1088 (rs6000_preferred_reload_class): Likewise.
1089 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
1090 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
1091 of the ISA 2.06 indexed memory instructions.
1092 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
1093 use them to save/restore the saved vector registers instead of
1094 using Altivec instructions.
1095 (rs6000_emit_epilogue): Likewise.
1096 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
1097 (rs6000_opt_masks): Split -mpower9-dform into
1098 -mpower9-dform-scalar and -mpower9-dform-vector.
1099 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
1101 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
1102 ISA 3.0 vector indexed memory instructions, and fold the code into
1103 the normal mov<mode> patterns.
1104 (p9_vecstore_<mode>): Likewise.
1105 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
1107 (vsx_movti_64bit): Likewise.
1108 (vsx_movti_32bit): Likewise.
1109 * config/rs6000/constraints.md (wO constraint): New constraint for
1110 ISA 3.0 vector d-form support.
1111 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
1112 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
1113 include -mpower9-dform-vector until we switch over to LRA.
1114 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
1115 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1116 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
1117 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1118 for -mpower9-dform and -mlra.
1119 * doc/md.texi (wO constraint): Document wO constraint.
1121 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
1123 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
1124 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
1125 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
1126 Move handling of non-insn arguments inline into the sole user:
1127 (output_trans_func): ...here.
1128 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
1129 in emitted function prototype.
1130 (output_internal_insn_latency_func): Ditto. Simplify.
1131 (output_internal_maximal_insn_latency_func): Ditto. Delete
1132 always-unused argument.
1133 (output_insn_latency_func): Ditto.
1134 (output_maximal_insn_latency_func): Ditto.
1136 2016-05-11 Richard Biener <rguenther@suse.de>
1138 PR tree-optimization/71055
1139 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
1140 sth with precision not equal to access size verify we don't chop
1143 2016-05-11 Richard Biener <rguenther@suse.de>
1146 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
1147 (dwarf2out_finish): Move retry_incomplete_types call ...
1148 (dwarf2out_early_finish): ... here.
1150 2016-05-11 Richard Biener <rguenther@suse.de>
1153 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
1154 if the langhook insists on it.
1155 * fold-const.c (make_bit_field_ref): Add arg for the original
1156 reference and preserve its alias-set.
1157 (decode_field_reference): Take exp by reference and adjust it
1158 to the original memory reference.
1159 (optimize_bit_field_compare): Adjust callers.
1160 (fold_truth_andor_1): Likewise.
1161 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
1163 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
1166 * cfgrtl.h (delete_insn_and_edges): Now return bool.
1167 * cfgrtl.c (delete_insn_and_edges): Likewise.
1168 * config/i386/i386.c (convert_scalars_to_vector): Remove
1170 * cse.c (cse_insn): Compute cse_cfg_altered.
1171 (delete_trivially_dead_insns): Likewise.
1172 (cse_cc_succs): Likewise.
1173 (rest_of_handle_cse): Free dominance info if required.
1174 (rest_of_handle_cse2): Likewise.
1175 (rest_of_handle_cse_after_global_opts): Likewise.
1177 2016-05-11 Alan Modra <amodra@gmail.com>
1179 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
1180 abi_v4_pass_in_fpr): New functions.
1181 (rs6000_function_arg_boundary): Exclude complex IBM long double
1182 from 64-bit alignment when ABI_V4.
1183 (rs6000_function_arg, rs6000_function_arg_advance_1,
1184 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
1186 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
1188 PR rtl-optimization/71028
1189 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
1190 jump with just a return in the fallthrough block if the branch
1191 block contains just a return as well.
1193 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
1195 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
1196 * match.pd ((X & Y) ^ Y): ... this.
1197 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
1198 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
1200 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1202 * read-md.c (require_char_ws): New function.
1203 (read_string): Simplify using require_char_ws.
1204 (handle_constants): Likewise.
1205 (handle_enum): Likewise.
1206 (handle_file): Likewise.
1207 * read-md.h (require_char_ws): New declaration.
1208 * read-rtl.c (read_conditions): Simplify using require_char_ws.
1209 (read_mapping): Likewise.
1210 (read_rtx_code): Likewise.
1211 (read_nested_rtx): Likewise.
1213 2016-05-10 James Norris <jnorris@codesourcery.com>
1215 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
1216 if offloading is enabled and -fopenacc or -fopenmp is specified.
1217 (CRTOFFLOADEND): Likewise.
1218 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
1219 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
1221 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
1223 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
1224 gotoff_operand code paths. Use copy_to_suggested_regs and
1225 expand_simple_binop where appropriate. Cleanup.
1227 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1230 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
1232 (dimode_scalar_chain::vector_const_cost): New.
1233 (dimode_scalar_chain::compute_convert_gain): Handle constants.
1234 (dimode_scalar_chain::convert_op): Likewise.
1235 (dimode_scalar_chain::convert_insn): Likewise.
1237 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1239 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
1240 unary operation, not a binary one.
1242 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1245 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
1246 calls with type casted fndecl.
1248 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1250 PR tree-optimization/70786
1251 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
1252 * gcc/calls.c (initialize_argument_information): Bind bounds
1253 with corresponding args passed by reference.
1255 2016-05-10 Jakub Jelinek <jakub@redhat.com>
1258 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
1259 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
1260 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
1263 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1266 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
1267 code for a zero scale factor.
1268 (vsx_xvcvdpuxds_scale): Likewise.
1270 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1272 * diagnostic-show-locus.c (layout::layout): Call show_ruler
1273 if show_ruler_p was set on the context.
1274 (layout::show_ruler): New method.
1275 * diagnostic.h (struct diagnostic_context): Add field
1278 2016-05-10 Richard Biener <rguenther@suse.de>
1280 PR tree-optimization/71039
1281 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
1282 (chk_uses): New function.
1283 (propagate_with_phi): Verify we can safely replicate the lhs of an
1284 aggregate assignment on all incoming edges.
1286 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
1288 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
1290 (rx_atomic_sequence): New class.
1291 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
1292 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
1294 (rx_atomic_sequence::rx_atomic_sequence,
1295 rx_atomic_sequence::~rx_atomic_sequence): New functions.
1296 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
1297 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
1298 CTRLREG_INTB): New constants.
1299 (FETCHOP): New code iterator.
1300 (fethcop_name, fetchop_name2): New iterator code attributes.
1301 (QIHI): New mode iterator.
1302 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
1303 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
1304 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
1306 2016-05-10 Martin Liska <mliska@suse.cz>
1308 * tree-inline.c (remap_dependence_clique): Do not remap
1309 debugging statements.
1311 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1313 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
1314 ("*fixuns_truncdfdi2_z13")
1315 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
1316 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
1317 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
1319 2016-05-10 Richard Biener <rguenther@suse.de>
1321 PR tree-optimization/70497
1322 PR tree-optimization/28367
1323 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
1325 (visit_reference_op_load): ... here.
1326 (vn_reference_lookup_3): Use it to handle subreg-like accesses
1327 with simplified BIT_FIELD_REFs.
1328 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
1329 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
1332 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1334 * dwarf2out.c (add_abstract_origin_attribute): Adjust
1335 documentation comment. For BLOCK nodes, add a
1336 DW_AT_abstract_origin attribute that points to the DIE generated
1337 for the origin BLOCK.
1338 (gen_lexical_block_die): Call add_abstract_origin_attribute for
1339 blocks from inlined functions.
1341 2016-05-10 Alan Modra <amodra@gmail.com>
1344 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
1345 regrename modifying insns saving lr before __morestack call.
1346 * config/rs6000/rs6000.md (split_stack_return): Similarly for
1347 insns restoring lr after __morestack call.
1349 2016-05-09 Jakub Jelinek <jakub@redhat.com>
1351 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
1352 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
1354 * config/i386/sse.md (vec_interleave_high<mode>,
1355 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
1356 <avx512>_vpermt2var<mode>3_maskz): Likewise.
1358 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1360 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
1361 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
1362 parallel reassociation for power8 and forward.
1364 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
1366 * config/i386/i386.md (absneg splitters with general regs): Use
1367 general_reg_operand predicate.
1368 (btsq peephole2): Use x86_64_immediate_operand to check if new
1369 value is suitable for immediate operand. Generate emitted insn
1370 using RTL expressions.
1371 (btcq peephole2): Ditto.
1372 (btrq peephole2): Ditto. Generate correct immediate operand
1375 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1377 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
1380 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1382 * tree-affine.c (wide_int_constant_multiple_p): Add missing
1383 pointer dereference.
1385 2016-05-09 Richard Biener <rguenther@suse.de>
1387 PR tree-optimization/70985
1388 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
1389 op0 isn't a gimple register.
1391 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
1393 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
1394 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
1395 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
1396 (i6400_fpu_mult): New cpu units.
1397 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
1398 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
1399 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
1400 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
1401 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
1402 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
1403 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
1404 (i6400_msa_long_float4, i6400_msa_long_float5)
1405 (i6400_msa_long_float8, i6400_msa_fdiv_df)
1406 (i6400_msa_fdiv_sf): New reservations.
1407 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
1408 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
1409 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
1410 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
1411 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
1412 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
1413 (msa_short_cmp, msa_short_float2, msa_short_logic3)
1414 (msa_short_store4, msa_long_load, msa_short_store)
1415 (msa_long_logic, msa_long_float2, msa_long_float4)
1416 (msa_long_float5, msa_long_float8, msa_long_mult)
1417 (msa_long_fdiv, msa_long_div): New reservations.
1419 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
1420 Sameera Deshpande <sameera.deshpande@imgtec.com>
1421 Matthew Fortune <matthew.fortune@imgtec.com>
1422 Graham Stott <graham.stott@imgtec.com>
1423 Chao-ying Fu <chao-ying.fu@imgtec.com>
1425 * config.gcc: Add MSA header file for mips*-*-* target.
1426 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
1427 (Ubv8i, Urv8): New constraints.
1428 * config/mips/mips-ftypes.def: Add function types for MSA
1430 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
1431 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
1432 * config/mips/mips-msa.md: New file.
1433 * config/mips/mips-protos.h
1434 (mips_split_128bit_const_insns): New prototype.
1435 (mips_msa_idiv_insns): Likewise.
1436 (mips_split_128bit_move): Likewise.
1437 (mips_split_128bit_move_p): Likewise.
1438 (mips_split_msa_copy_d): Likewise.
1439 (mips_split_msa_insert_d): Likewise.
1440 (mips_split_msa_fill_d): Likewise.
1441 (mips_expand_msa_branch): Likewise.
1442 (mips_const_vector_same_val_p): Likewise.
1443 (mips_const_vector_same_bytes_p): Likewise.
1444 (mips_const_vector_same_int_p): Likewise.
1445 (mips_const_vector_shuffle_set_p): Likewise.
1446 (mips_const_vector_bitimm_set_p): Likewise.
1447 (mips_const_vector_bitimm_clr_p): Likewise.
1448 (mips_msa_vec_parallel_const_half): Likewise.
1449 (mips_msa_output_division): Likewise.
1450 (mips_ldst_scaled_shift): Likewise.
1451 (mips_expand_vec_cond_expr): Likewise.
1452 * config/mips/mips.c (enum mips_builtin_type): Add
1453 MIPS_BUILTIN_MSA_TEST_BRANCH.
1454 (mips_gen_const_int_vector_shuffle): New prototype.
1455 (mips_const_vector_bitimm_set_p): New function.
1456 (mips_const_vector_bitimm_clr_p): Likewise.
1457 (mips_const_vector_same_val_p): Likewise.
1458 (mips_const_vector_same_bytes_p): Likewise.
1459 (mips_const_vector_same_int_p): Likewise.
1460 (mips_const_vector_shuffle_set_p): Likewise.
1461 (mips_symbol_insns): Forbid loading symbols via immediate for
1463 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
1465 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
1467 (mips_lx_address_p): Add support load indexed address for MSA.
1468 (mips_address_insns): Add calculation of instructions needed for
1469 stores and loads for MSA.
1470 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
1471 CONST_VECTOR for MSA and let it fall through.
1472 (mips_ldst_scaled_shift): New function.
1473 (mips_subword_at_byte): Likewise.
1474 (mips_msa_idiv_insns): Likewise.
1475 (mips_legitimize_move): Validate MSA moves.
1476 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
1477 calculation of costs for MSA division.
1478 (mips_split_move_p): Check if MSA moves need splitting.
1479 (mips_split_move): Split MSA moves if necessary.
1480 (mips_split_128bit_move_p): New function.
1481 (mips_split_128bit_move): Likewise.
1482 (mips_split_msa_copy_d): Likewise.
1483 (mips_split_msa_insert_d): Likewise.
1484 (mips_split_msa_fill_d): Likewise.
1485 (mips_output_move): Handle MSA moves.
1486 (mips_expand_msa_branch): New function.
1487 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
1488 Reinstate 'y' modifier.
1489 (mips_file_start): Add MSA .gnu_attribute.
1490 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
1492 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
1493 (mips_class_max_nregs): Add register size for MSA supported mode.
1494 (mips_cannot_change_mode_class): Allow conversion between MSA
1495 vector modes and TImode.
1496 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
1498 (mips_secondary_reload_class): Force MSA loads/stores via memory.
1499 (mips_preferred_simd_mode): Add preffered modes for MSA.
1500 (mips_vector_mode_supported_p): Add MSA supported modes.
1501 (mips_autovectorize_vector_sizes): New function.
1502 (mips_msa_output_division): Likewise.
1503 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
1504 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
1505 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
1506 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
1507 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
1508 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
1509 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
1510 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
1511 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
1512 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
1513 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
1514 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
1515 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
1516 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
1517 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
1518 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
1519 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
1520 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
1521 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
1522 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
1523 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
1524 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
1525 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
1526 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
1527 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
1528 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
1529 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
1530 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
1531 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
1532 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
1533 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
1534 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
1535 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
1536 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
1537 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
1538 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
1539 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
1540 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
1541 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
1542 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
1543 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
1544 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
1545 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
1546 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
1547 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1548 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1549 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1550 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1551 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1552 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1553 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1554 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1555 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
1556 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
1557 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
1558 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
1559 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
1560 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
1561 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
1562 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
1563 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
1564 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
1565 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
1566 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
1567 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
1568 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
1569 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
1570 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
1571 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
1572 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
1573 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
1574 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
1575 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
1576 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
1577 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
1578 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
1579 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
1580 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
1581 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
1582 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
1583 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
1584 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
1585 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
1586 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
1587 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
1588 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
1589 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
1590 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
1591 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
1592 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
1593 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
1594 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
1595 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
1596 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
1597 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
1598 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
1599 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
1600 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
1601 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
1602 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
1603 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
1604 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
1605 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
1606 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
1607 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
1608 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
1609 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
1610 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
1611 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
1612 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
1613 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
1614 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
1615 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
1616 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
1617 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
1618 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
1619 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
1620 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
1621 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
1622 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
1623 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
1624 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
1625 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
1626 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
1627 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
1628 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
1629 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
1630 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
1631 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
1632 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
1633 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
1634 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
1635 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
1636 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
1637 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
1638 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
1639 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
1640 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
1641 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
1642 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
1643 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
1644 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
1645 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
1646 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
1647 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
1648 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
1649 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
1650 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
1651 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
1652 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
1653 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
1655 (mips_get_builtin_decl_index): New array.
1656 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
1657 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
1658 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
1659 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
1660 (mips_init_builtins): Initialize mips_get_builtin_decl_index
1662 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1664 (mips_expand_builtin_insn): Prepare operands for
1665 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
1666 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
1667 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
1668 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
1669 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
1670 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
1671 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
1672 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
1673 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
1674 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
1675 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
1676 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
1677 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
1678 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
1679 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
1680 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
1681 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
1682 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
1683 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
1684 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
1685 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
1686 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
1687 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
1688 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
1689 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
1690 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
1691 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
1692 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
1693 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
1694 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
1695 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
1696 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1697 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1698 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1699 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1700 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1701 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1702 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1703 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1704 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1705 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1706 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1707 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1708 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1709 These are set implicitly and an error is reported if overridden.
1710 (mips_expand_builtin_msa_test_branch): New function.
1711 (mips_expand_msa_shuffle): Likewise.
1712 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1713 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1714 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1715 (mips_expand_vec_unpack): Add support for MSA.
1716 (mips_expand_vector_init): Likewise.
1717 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1718 instead of const0_rtx.
1719 (mips_msa_vec_parallel_const_half): New function.
1720 (mips_gen_const_int_vector): Likewise.
1721 (mips_gen_const_int_vector_shuffle): Likewise.
1722 (mips_expand_msa_cmp): Likewise.
1723 (mips_expand_vec_cond_expr): Likewise.
1724 * config/mips/mips.h
1725 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1726 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1728 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1729 (ISA_HAS_MSA): New macro.
1730 (UNITS_PER_MSA_REG): Likewise.
1731 (BITS_PER_MSA_REG): Likewise.
1732 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1733 (MSA_REG_FIRST): New macro.
1734 (MSA_REG_LAST): Likewise.
1735 (MSA_REG_NUM): Likewise.
1736 (MSA_REG_P): Likewise.
1737 (MSA_REG_RTX_P): Likewise.
1738 (MSA_SUPPORTED_MODE_P): Likewise.
1739 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1740 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1741 * config/mips/mips.md: Include mips-msa.md.
1742 (alu_type): Add simd_add.
1743 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1744 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1745 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1746 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1747 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1748 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1749 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1750 simd_move, simd_load, simd_store. Choose "multi" for moves
1752 (qword_mode): New attribute.
1753 (insn_count): Add instruction count for quad moves.
1754 Increase the count for MIPS SIMD division.
1755 (UNITMODE): Add UNITMODEs for vector types.
1756 (addsub): New code iterator.
1757 * config/mips/mips.opt (mmsa): New option.
1758 * config/mips/msa.h: New file.
1759 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1761 * config/mips/mti-linux.h: Likewise.
1762 * config/mips/predicates.md
1763 (const_msa_branch_operand): New constraint.
1764 (const_uimm3_operand): Likewise.
1765 (const_uimm4_operand): Likewise.
1766 (const_uimm5_operand): Likewise.
1767 (const_uimm8_operand): Likewise.
1768 (const_imm5_operand): Likewise.
1769 (aq10b_operand): Likewise.
1770 (aq10h_operand): Likewise.
1771 (aq10w_operand): Likewise.
1772 (aq10d_operand): Likewise.
1773 (const_m1_operand): Likewise.
1774 (reg_or_m1_operand): Likewise.
1775 (const_exp_2_operand): Likewise.
1776 (const_exp_4_operand): Likewise.
1777 (const_exp_8_operand): Likewise.
1778 (const_exp_16_operand): Likewise.
1779 (const_vector_same_val_operand): Likewise.
1780 (const_vector_same_simm5_operand): Likewise.
1781 (const_vector_same_uimm5_operand): Likewise.
1782 (const_vector_same_uimm6_operand): Likewise.
1783 (const_vector_same_uimm8_operand): Likewise.
1784 (par_const_vector_shf_set_operand): Likewise.
1785 (reg_or_vector_same_val_operand): Likewise.
1786 (reg_or_vector_same_simm5_operand): Likewise.
1787 (reg_or_vector_same_uimm6_operand): Likewise.
1788 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1790 * doc/invoke.texi (-mmsa): Document new option.
1792 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1794 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1795 * configure: Regenerate.
1796 * config.in: Regenerate.
1797 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1799 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1800 (ENDFILE_VTV_SPEC): Define.
1802 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1804 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1805 registers in all interrupt handlers if necessary.
1806 (rl78_option_override): Add warning.
1807 (MUST_SAVE_MDUC_REGISTERS): New macro.
1808 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1809 * config/rl78/rl78.c (check_mduc_usage): New function.
1810 (mduc_regs): New structure to hold MDUC register data.
1811 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1812 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1813 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1814 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1815 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1816 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1818 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1820 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1821 (tree-ssa-loop-niter.h): Ditto.
1822 (idx_within_array_bound, ref_within_array_bound): New functions.
1823 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1824 Factor out check on writable base object to ...
1825 (base_object_writable): ... here.
1827 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1829 * config/arm/arm.md (probe_stack): Add modes to set source
1832 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1834 * regrename.c (base_reg_class_for_rename): New static function.
1835 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1837 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1839 * cgraph.c (thunk_adjust): Export.
1840 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1841 * cgraphunit.c (thunk_adjust): Export.
1842 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1844 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1846 * tree-inline.c (expand_call_inline): Expand thunks inline.
1848 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1851 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1852 (*sse2_vd_cvtss2sd): Ditto.
1853 * config/i386/i386.md
1854 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1855 Generate *sse2_vd_cvtsd2ss pattern.
1856 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1857 Generate *sse2_vd_cvtss2sd pattern.
1859 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1861 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1862 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1865 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1867 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1868 * config/sh/sh.c: Define and declare variables on first use throughout
1870 (current_function_interrupt): Change to bool type.
1871 (frame_insn): Rename to emit_frame_insn and update users.
1872 (push_regs): Use bool for 'interrupt_handler' argument.
1873 (save_schedule_s): Remove.
1874 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1875 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1876 targetm.asm_out.unaligned_op.di.
1877 (gen_far_branch): Remove redundant forward declaration.
1878 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1879 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1880 (sh_set_return_address, sh_function_ok_for_sibcall,
1881 scavenge_reg): Update comments.
1882 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1883 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1884 (sh_attr_renesas_p): Remove unnecessary parentheses.
1885 (branch_dest): Simplify.
1886 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1887 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1888 (CUMULATIVE_ARGS): Change macro to typedef.
1889 (current_function_interrupt): Change to bool type.
1890 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1891 Surround with __cplusplus ifdef.
1892 (sh_compare_op0, sh_compare_op1): Remove.
1893 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1895 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1897 * config/arm/arm.md: (arch): Add neon.
1898 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1899 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1900 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1901 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1902 attributes for alt renumbering. Mark alt 3 as non-predicable.
1903 (thumb2_movdf_vfp): Likewise.
1905 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1907 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1908 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1909 (*andqi_1): Add preferred_for_speed attribute to disparage
1910 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1911 (*<code>qi_1): Ditto.
1912 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1913 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1914 (*ashlqi3_1): Ditto.
1915 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1916 Add preferred_for_size attribute to disparage alternative 0 and
1917 preferred_for_speed attribute to disparage alternative 1 for
1918 TARGET_PARTIAL_REG_STALL targets.
1920 2016-05-07 Tom de Vries <tom@codesourcery.com>
1922 PR tree-optimization/70956
1923 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1926 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1928 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1929 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1930 * config/sh/sh.md (branch_zero): Remove define_attr.
1931 (define_delay): Disable delay slot if branch distance is one insn.
1933 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1935 * config/i386/i386.md (LEAMODE): New mode attribute.
1936 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1937 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1938 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1939 operand 2 predicate.
1940 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1941 (*lea<mode>_general_3): Ditto.
1942 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1944 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1946 * genmddump.c (main): Convert argv from char ** to const char **.
1948 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1950 * coretypes.h (OVERRIDE): New macro.
1953 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1955 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1956 allow coalescing if the types are compatible.
1958 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1960 * pass_manager.h (pass_manager::register_pass_name): New method.
1961 (pass_manager::get_pass_by_name): New method.
1962 (pass_manager::create_pass_tab): New method.
1963 (pass_manager::m_name_to_pass_map): New field.
1964 * passes.c (name_to_pass_map): Delete global in favor of field
1965 "m_name_to_pass_map" of pass_manager.
1966 (register_pass_name): Rename from a function to...
1967 (pass_manager::register_pass_name): ...this method, updating
1968 for renaming of global "name_to_pass_map" to field
1969 "m_name_to_pass_map".
1970 (create_pass_tab): Rename from a function to...
1971 (pass_manager::create_pass_tab): ...this method, updating
1972 for renaming of global "name_to_pass_map" to field.
1973 (get_pass_by_name): Rename from a function to...
1974 (pass_manager::get_pass_by_name): ...this method.
1975 (enable_disable_pass): Convert use of get_pass_by_name to
1976 a method call, locating the pass_manager singleton.
1978 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1980 * genattr-common.c (main): Convert argv from char ** to const char **.
1981 * genattr.c (main): Likewise.
1982 * genattrtab.c (main): Likewise.
1983 * genautomata.c (initiate_automaton_gen): Likewise.
1985 * gencodes.c (main): Likewise.
1986 * genconditions.c (main): Likewise.
1987 * genconfig.c (main): Likewise.
1988 * genconstants.c (main): Likewise.
1989 * genemit.c (main): Likewise.
1990 * genenums.c (main): Likewise.
1991 * genextract.c (main): Likewise.
1992 * genflags.c (main): Likewise.
1993 * genmddeps.c (main): Likewise.
1994 * genopinit.c (main): Likewise.
1995 * genoutput.c (main): Likewise.
1996 * genpeep.c (main): Likewise.
1997 * genpreds.c (main): Likewise.
1998 * genrecog.c (main): Likewise.
1999 * gensupport.c (init_rtx_reader_args_cb): Likewise.
2000 (init_rtx_reader_args): Likewise.
2001 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2002 (init_rtx_reader_args): Likewise.
2003 * gentarget-def.c (main): Likewise.
2004 * read-md.c (read_md_files): Likewise.
2005 * read-md.h (read_md_files): Likewise.
2007 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2009 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
2010 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
2011 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
2012 Remove unused predicate.
2013 (register_and_not_fp_reg_operand): Ditto.
2015 2016-05-06 Martin Liska <mliska@suse.cz>
2017 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
2018 instead of vec as the vector is local to the function.
2020 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2022 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
2023 avx512bw alternative.
2025 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
2026 before the ashr<mode>3 pattern.
2028 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
2029 v instead of x in vex or maybe_vex alternatives, use
2030 maybe_evex instead of vex in prefix.
2032 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
2033 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
2034 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
2035 in vex or maybe_vex alternatives, use maybe_evex instead of vex
2038 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
2039 v instead of x in vex or maybe_vex alternatives, use
2040 maybe_evex instead of vex in prefix.
2042 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
2043 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
2044 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
2045 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
2046 alternatives, use maybe_evex instead of vex in prefix.
2048 * config/i386/sse.md (vec_interleave_lowv4sf,
2049 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
2050 v instead of x in vex or maybe_vex alternatives, use
2051 maybe_evex instead of vex in prefix.
2053 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
2054 v instead of x in vex or maybe_vex alternatives, use
2055 maybe_evex instead of vex in prefix.
2057 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
2058 v constraint instead of x.
2060 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
2062 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
2063 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
2066 2016-05-06 Richard Biener <rguenther@suse.de>
2068 PR tree-optimization/70948
2069 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2070 Properly clobber all fields of va_list for __builtin_va_start.
2072 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2075 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
2076 loop latch destination.
2078 2016-05-06 Martin Liska <mliska@suse.cz>
2080 * tree-ssa-uninit.c: Apply manual changes
2081 to the GNU coding style.
2082 (prune_uninit_phi_opnds): Rename from
2083 prune_uninit_phi_opnds_in_unrealizable_paths.
2085 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2087 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
2088 mspace): Remove deprecated options.
2089 * doc/invoke.texi (SH options): Remove -mspace.
2091 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2093 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
2095 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2097 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
2098 corresponding combine split pattern.
2100 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2103 * config/sh/predicates.md (long_displacement_mem_operand): New.
2104 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
2105 Add movi20, movi20s alternatives. Adjust length attribute for
2107 (movsi_ie): Allow for any FPU. Adjust length attribute for
2109 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
2110 attribute for alternatives.
2111 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
2112 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
2113 length attribute for alternatives.
2115 2016-05-06 Richard Biener <rguenther@suse.de>
2117 PR tree-optimization/70960
2118 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
2120 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2123 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
2124 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
2126 2016-05-06 Marek Polacek <polacek@redhat.com>
2129 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
2131 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2134 * config/sh/sh.md (*rotcr): Add another variant.
2136 2016-05-06 Richard Biener <rguenther@suse.de>
2139 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
2141 2016-05-06 Richard Biener <rguenther@suse.de>
2144 * fold-const.c (split_tree): Always convert to the original type
2147 2016-05-06 Richard Biener <rguenther@suse.de>
2149 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
2150 (fwprop_addr): Likewise.
2152 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2155 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
2157 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
2158 * config/i386/i386.md (push mem splitter): Use find_constant_src in
2159 the splitter condition.
2160 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
2161 the splitter condition.
2162 (FP float_extend load splitter): Ditto.
2164 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
2166 * config/i386/i386.md (peehole2 patterns): Change true_regnum
2167 to REGNO in all peephole2 patterns.
2168 (post-reload splitters): Change true_regnum to REGNO in
2169 post-reload splitters.
2170 (zero_extend splitters): Use general_reg_operand and
2171 nonimmediate_gr_operand predicates.
2173 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2175 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
2176 v constraint instead of x.
2178 2016-05-05 Alan Modra <amodra@gmail.com>
2181 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
2182 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
2183 TARGET_NO_FP_IN_TOC for -mrelocatable.
2184 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
2185 TARGET_RELOCATABLE test.
2186 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2187 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2188 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2189 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2190 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2191 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2192 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2193 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2194 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
2195 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2197 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
2198 (rs6000_stack_info): Likewise.
2199 (rs6000_elf_asm_out_constructor): Likewise.
2200 (rs6000_elf_asm_out_destructor): Likewise.
2201 (rs6000_elf_declare_function_name): Likewise.
2202 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
2203 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
2206 2016-05-05 Alan Modra <amodra@gmail.com>
2208 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
2210 2016-05-05 Alan Modra <amodra@gmail.com>
2212 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
2213 out-of-line gpr restore for one or two regs if that would add
2216 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
2219 * config/i386/i386.md
2220 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
2221 Change to post-epilogue_completed late splitter. Use sse_reg_operand
2222 as operand 0 predicate.
2223 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
2225 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
2226 Ditto. Emit the pattern using RTX.
2228 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
2229 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
2230 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
2231 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
2233 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
2234 sse_reg_operand as operand 0 predicate.
2236 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
2237 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
2238 instead of gen_rtx_REG.
2239 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
2242 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2244 * function.c (emit_use_return_register_into_block): Delete.
2245 (gen_return_pattern): Delete.
2246 (emit_return_into_block): Delete.
2247 (active_insn_between): Delete.
2248 (convert_jumps_to_returns): Delete.
2249 (emit_return_for_exit): Delete.
2250 (thread_prologue_and_epilogue_insns): Delete all code dealing with
2251 simple_return for shrink-wrapped blocks.
2252 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
2253 end of blocks that need one.
2254 (get_unconverted_simple_return): Delete.
2255 (convert_to_simple_return): Delete.
2256 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
2257 (convert_to_simple_return): Ditto.
2259 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2261 * cfgcleanup.c (bb_is_just_return): New function.
2262 (try_optimize_cfg): Simplify jumps to return, branches to return,
2263 and branches around return.
2265 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2267 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
2270 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2274 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
2275 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
2276 assert flags & OEP_HASH_CHECK, instead of asserting it
2277 never happens. Handle TARGET_EXPR.
2278 * fold-const.c (operand_equal_p): For hash verification,
2279 or in OEP_HASH_CHECK into flags.
2281 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
2283 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
2285 (compute_samebase_partition_bases): Fix typo.
2287 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2289 * config/i386/sse.md (vec_interleave_highv8sf,
2290 vec_interleave_lowv8sf, vec_interleave_highv4df,
2291 vec_interleave_lowv4df): Remove constraints from expanders.
2293 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
2295 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2297 * tree-inline.c (expand_call_inline): Fix path dealing with
2298 making lhs of call statement undefined.
2300 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2302 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
2303 Check availability on NODE, too.
2304 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
2305 (cgraph_node::call_for_symbol_and_aliases): Likewise.
2306 (varpool_node::call_for_symbol_and_aliase): Likewise.
2307 * ipa-pure-const.c (add_new_function): Analyze all bodies.
2308 (propagate_pure_const): Propagate across interposable functions, too.
2309 (skip_function_for_local_pure_const): Do not skip interposable bodies
2311 (pass_local_pure_const::execute): Update.
2313 2016-05-04 Marek Polacek <polacek@redhat.com>
2315 * doc/invoke.texi: Document -Wdangling-else.
2317 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2319 * config.gcc: Error out when conflicting multilib is detected. Do not
2320 loop over multilibs since no combination is legal.
2322 2016-05-04 Alan Modra <amodra@gmail.com>
2324 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
2325 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
2326 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2329 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
2331 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
2332 Clean up p5600 comments.
2334 2016-05-04 Richard Biener <rguenther@suse.de>
2336 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
2337 constructor simplifications.
2338 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
2340 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
2342 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
2343 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
2344 result.set_rtx is null instead of aborting.
2345 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
2347 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
2348 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
2349 *mov<mode>_store_postinc): New patterns.
2351 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
2353 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
2354 as commutative. Check both conversions are NOP.
2355 ((A & B) OP (C & B)): Remove.
2357 2016-05-04 Alan Modra <amodra@gmail.com>
2359 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
2361 2016-05-04 Alan Modra <amodra@gmail.com>
2364 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
2365 when cr2,3,4 are all fixed regs.
2367 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
2369 PR rtl-optimization/57193
2370 * opts.c (default_options_table): Revert OPT_frename_registers change.
2371 * doc/invoke.texi (-frename-registers, -O2): Likewise.
2373 2016-05-03 Martin Sebor <msebor@redhat.com>
2376 * builtins.c (fold_builtin_FILE): New function.
2377 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
2378 (fold_builtin_0): Call them.
2379 * gimplify.c (gimplify_call_expr): Remove the handling of
2380 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
2383 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
2384 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
2388 * doc/extend.texi (Function Names as Strings): Update __func__,
2389 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
2392 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2393 Richard Biener <rguenther@suse.de>
2395 PR tree-optimization/70916
2396 * tree-if-conv.c: Include cfganal.h.
2397 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
2398 and remove_fake_exit_edges around the optimization pass.
2400 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
2402 * cgraph.c (symbol_table::create_edge): Set inline_failed.
2403 (cgraph_edge::make_direct): Likewise.
2404 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
2405 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
2406 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
2407 (CIF_THUNK): New code.
2408 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
2409 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
2410 (compute_inline_parameters): Set inline_failed for thunks.
2411 (inline_analyze_function): Cleanup.
2412 * ipa-inline.c (can_inline_edge_p): Do not deal with
2413 call_stmt_cannot_inline_p.
2414 (can_early_inline_edge_p): Likewise.
2415 (early_inliner): Initialize inline_failed.
2416 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
2418 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
2420 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
2421 from nonimm_ssenomem_operand.
2422 (nonimm_ssenomem_operand): New predicate.
2423 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
2424 as operand 0 predicate.
2425 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
2426 Disable unsupported alternatives using "enabled" attribute.
2427 Use register_ssemem_operand as operand 0 predicate.
2428 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
2430 2016-05-03 Marek Polacek <polacek@redhat.com>
2433 * input.c (expansion_point_location): New function.
2434 * input.h (expansion_point_location): Declare.
2436 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
2438 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
2439 occurence with frame_offset_ ones.
2441 2016-05-03 Alan Modra <amodra@gmail.com>
2443 PR rtl-optimization/70890
2444 * ira.c (combine_and_move_insns): When moving def_insn, remove
2447 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
2449 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
2450 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
2451 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
2452 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
2454 2016-05-03 Alan Modra <amodra@gmail.com>
2456 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
2457 for SAVE_MULTIPLE/STORE_MULTIPLE.
2459 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2461 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
2462 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
2464 2016-05-03 Richard Biener <rguenther@suse.de>
2466 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
2468 (gimplify_arg): Likewise.
2469 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
2470 re-writing the result to a decl if required.
2471 (internal_get_tmp_var): Add allow_ssa parameter
2472 and override into_ssa with it.
2473 (get_formal_tmp_var): Adjust.
2474 (get_initialized_tmp_var): Add allow_ssa parameter.
2475 (gimplify_arg): Add allow_ssa parameter and avoid generating
2476 SSA names for the result false.
2477 (gimplify_call_expr): If the call may return twice do not
2478 gimplify parameters into SSA.
2479 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
2480 (gimplify_modify_expr): Adjust assert. For noreturn calls
2481 with a SSA name LHS adjust its def.
2482 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
2483 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
2484 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
2485 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
2486 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
2487 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
2488 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
2489 (optimize_target_teams): Do not allow SSA names for clause operands.
2490 (gimplify_expr): Likewise for where we mark the result addressable.
2491 * passes.def (pass_init_datastructures): Remove.
2492 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
2493 (rewrite_stmt): Likewise.
2494 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
2495 (replace_locals_op): Replace SSA names.
2496 (copy_gimple_seq_and_replace_locals): Init src_cfun.
2497 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
2498 * cgraph.c (release_function_body): Free CFG annotations only
2499 when we have a CFG. Simplify.
2500 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2501 force_gimple_operand instead of get_initialized_tmp_var.
2502 * tree-pass.h (make_pass_init_datastructures): Remove.
2503 * tree-ssa.c (execute_init_datastructures): Remove.
2504 (pass_data_init_datastructures): Likewise.
2505 (class pass_init_datastructures): Likewise.
2506 (make_pass_init_datastructures): Likewise.
2507 * omp-low.c (create_omp_child_function): Init SSA data structures.
2508 (grid_expand_target_grid_body): Likewise.
2509 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
2510 name before adding it to names_to_release.
2511 (remove_bb): Always release SSA defs.
2512 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
2513 before dereferencing it.
2514 * cgraphunit.c (init_lowered_empty_function): Always
2515 int SSA data structures.
2516 * tree-ssanames.c (release_defs): Remove assert that we are in
2518 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
2520 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2521 Uros Bizjak <ubizjak@gmail.com>
2523 PR rtl-optimization/70467
2524 * config/i386/predicates.md (x86_64_hilo_int_operand,
2525 x86_64_hilo_general_operand): New predicates.
2526 * config/i386/constraints.md (Wd): New constraint.
2527 * config/i386/i386.md (mode attr di): Use Wd instead of e.
2528 (general_hilo_operand): New mode attr.
2529 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
2530 instead of <general_operand>.
2531 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
2532 x86_64_hilo_general_operand instead of <general_operand>.
2534 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2536 PR tree-optimization/70916
2537 * tree-if-conv.c (constant_or_ssa_name): Removed.
2538 (fold_build_cond_expr): Use is_gimple_val instead of
2539 constant_or_ssa_name.
2541 PR tree-optimization/70916
2542 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
2543 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
2546 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
2547 (optimize_atomic_bit_test_and): New function.
2548 (pass_fold_builtins::execute): Use it.
2549 * optabs.def (atomic_bit_test_and_set_optab,
2550 atomic_bit_test_and_complement_optab,
2551 atomic_bit_test_and_reset_optab): New optabs.
2552 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
2553 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
2554 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
2555 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
2556 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
2557 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
2558 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
2559 * doc/md.texi (atomic_bit_test_and_set@var{mode},
2560 atomic_bit_test_and_complement@var{mode},
2561 atomic_bit_test_and_reset@var{mode}): Document.
2562 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
2563 atomic_bit_test_and_complement<mode>,
2564 atomic_bit_test_and_reset<mode>): New expanders.
2565 (atomic_bit_test_and_set<mode>_1,
2566 atomic_bit_test_and_complement<mode>_1,
2567 atomic_bit_test_and_reset<mode>_1): New insns.
2569 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
2571 PR rtl-optimization/70687
2572 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
2573 instead of unsigned HOST_WIDE_INT.
2575 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
2577 PR rtl-optimization/44281
2578 * hard-reg-set.h (struct target_hard_regs): New field
2579 x_fixed_nonglobal_reg_set.
2580 (fixed_nonglobal_reg_set): New macro.
2581 * reginfo.c (init_reg_sets_1): Initialize it.
2582 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
2584 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
2586 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2588 PR tree-optimization/56541
2589 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
2590 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
2591 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
2592 (any_complicated_phi): new static variable.
2593 (aggressive_if_conv): delete.
2594 (if_convertible_phi_p): support phis with more than two arguments.
2595 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
2596 critical pred edges.
2597 (ifcvt_split_critical_edges): support phis with more than two
2598 arguments by checking new parameter. only split critical edges
2600 (tree_if_conversion): handle simd pragma marked loop using new
2601 local variable aggressive_if_conv. check any_complicated_phi.
2603 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2605 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
2608 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2610 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
2613 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
2615 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
2616 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
2617 define_insn_and_split.
2618 (mulsi3_i): New define_insn_and_split.
2619 (mulsi3_call): Convert to define_insn.
2620 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
2623 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2625 * machmode.h (mode_complex): Add support to give the complex mode
2627 (GET_MODE_COMPLEX_MODE): Likewise.
2628 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
2629 stored by build_complex_type and gfc_build_complex_type instead of
2630 trying to figure out the appropriate mode based on the size. Raise
2631 an assertion error, if the type was not set.
2632 * genmodes.c (struct mode_data): Add field for the complex type of
2634 (blank_mode): Likewise.
2635 (make_complex_modes): Remember the complex mode created in the
2637 (emit_mode_complex): Write out the mode_complex array to map a
2638 type mode to the complex version.
2639 (emit_insn_modes_c): Likewise.
2640 * tree.c (build_complex_type): Set the complex type to use before
2641 calling layout_type.
2642 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
2643 support for __float128 complex datatypes.
2644 (rs6000_hard_regno_mode_ok): Likewise.
2645 (rs6000_setup_reg_addr_masks): Likewise.
2646 (rs6000_complex_function_value): Likewise.
2647 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
2648 __float128 and __ibm128 complex.
2649 (FLOAT128_IBM_P): Likewise.
2650 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2651 * doc/extend.texi (Additional Floating Types): Document that
2652 -mfloat128 must be used to enable __float128. Document complex
2653 __float128 and __ibm128 support.
2655 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2658 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
2659 char/short arguments promoted to int because of promote_prototypes.
2661 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2663 * config/i386/predicates.md (register_ssemem_operand): New predicate.
2664 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
2665 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
2666 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
2667 alternatives using "enabled" attribute. Use register_ssemem_operand
2668 as operand 1 predicate.
2669 (*cmpi<unord>xf_i387): Split XFmode pattern from
2670 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
2671 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
2672 *absneg<mode>2_i387. Disable unsupported alternatives using
2673 "enabled" attribute.
2674 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
2676 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2678 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
2680 (oacc_loop_process): Check mask for loop termination.
2682 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2684 * cif-code.def (CIF_THUNK): Add.
2685 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
2688 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2690 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
2691 (dump_inline_summary): Dump it.
2692 (fp_expression_p): New predicate.
2693 (estimate_function_body_sizes): Use it.
2694 (inline_merge_summary): Merge fp_expressions.
2695 (inline_read_section): Read fp_expressions.
2696 (inline_write_summary): Write fp_expressions.
2697 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2698 codegen boundary if either caller or callee is !fp_expressions.
2699 * ipa-inline.h (inline_summary): Add fp_expressions.
2700 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2701 to fp_expressions be sure the fp generation flags are updated.
2703 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2705 PR rtl-optimization/70467
2706 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2708 PR rtl-optimization/70467
2709 * ipa-pure-const.c (check_call): Handle internal calls even in
2710 ipa mode like in local mode.
2712 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2714 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2716 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2718 * match.pd (X u< X, X u> X): New transformations.
2720 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2722 * flag-types.h (enum warn_strict_overflow_code): Move ...
2723 * coretypes.h: ... here.
2724 * fold-const.h (fold_overflow_warning): Declare.
2725 * fold-const.c (fold_overflow_warning): Make non-static.
2726 (fold_comparison): Move the transformation of X +- C1 CMP C2
2727 into X CMP C2 -+ C1 ...
2728 * match.pd: ... here.
2729 * gimple-fold.c (fold_stmt_1): Protect with
2730 fold_defer_overflow_warnings.
2732 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2734 * omp-low.c (struct oacc_loop): Add 'inner' field.
2735 (new_oacc_loop_raw): Initialize it to zero.
2736 (oacc_loop_fixed_partitions): Initialize it.
2737 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2738 available partitioning.
2740 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2742 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2744 (umulsidi3): Likewise.
2745 (indirect_jump): Fix jump instruction assembly patterns.
2747 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2750 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2751 (nvptx_function_value): Assert non-NULL cfun.
2753 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2755 PR rtl-optimization/70886
2756 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2758 * cselib.h (rtx_equal_for_cselib_1): Declare.
2759 (rtx_equal_for_cselib_p: New inline function.
2760 * cselib.c (rtx_equal_for_cselib_p): Delete.
2761 (rtx_equal_for_cselib_1): Make public.
2763 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2765 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2766 (register_mixssei387nonimm_operand): Remove predicate.
2767 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2768 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2769 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2770 for TARGET_MIX_SSE_I387 alternatives.
2771 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2772 Disable unsupported alternatives using "enabled" attribute. Use
2773 nonimm_ssenomem_operand as operand 1 predicate. Also check
2774 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2776 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2778 * tree.c (cst_and_fits_in_hwi): Simplify.
2780 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2782 * tree.h (wi::to_wide): New function.
2783 * expr.c (expand_expr_real_1): Use wi::to_wide.
2784 * fold-const.c (int_const_binop_1): Likewise.
2785 (extract_muldiv_1): Likewise.
2787 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2789 * wide-int.h: Update offset_int and widest_int documentation.
2790 (WI_SIGNED_SHIFT_RESULT): New macro.
2791 (wi::binary_shift): Define signed_shift_result_type for
2792 shifts on offset_int- and widest_int-like types.
2793 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2794 * tree.h (int_bit_position): Use shift operators instead of wi::
2796 * alias.c (adjust_offset_for_component_ref): Likewise.
2797 * expr.c (get_inner_reference): Likewise.
2798 * fold-const.c (fold_comparison): Likewise.
2799 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2800 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2801 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2802 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2803 (stmt_kills_ref_p): Likewise.
2804 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2805 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2806 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2807 (ao_ref_init_from_vn_reference): Likewise.
2809 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2811 * wide-int.h: Update offset_int and widest_int documentation.
2812 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2813 (wi::binary_traits): Allow ordered comparisons between offset_int and
2814 offset_int, between widest_int and widest_int, and between either
2815 of these types and basic C types.
2816 (operator <, <=, >, >=): Define for the same combinations.
2817 * tree.h (tree_int_cst_lt): Use comparison operators instead
2818 of wi:: comparisons.
2819 (tree_int_cst_le): Likewise.
2820 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2821 (fold_nonarray_ctor_reference): Likewise.
2822 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2823 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2824 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2825 * tree-sra.c (completely_scalarize): Likewise.
2826 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2827 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2828 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2829 (check_for_binary_op_overflow): Likewise.
2830 (search_for_addr_array): Likewise.
2831 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2833 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2835 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2836 (arc_save_restore): Likewise.
2837 (arc_dwarf_register_span): Likewise.
2838 (arc_output_pic_addr_const): Initialize suffix variable.
2840 2016-05-02 Martin Liska <mliska@suse.cz>
2842 * symbol-summary.h (function_summary::function_summary):
2843 Remove checking assert for all cgraph nodes.
2844 (function_summary::get): Check summary_uid.
2845 (symtab_insertion): Check summary_uid.
2847 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2849 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2850 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2852 (arc_dwarf_register_span): Remove enum keyword.
2853 (compact_memory_operand_p): New function.
2854 * config/arc/arc.h (reg_class): Add code density register classes.
2855 (REG_CLASS_NAMES): Likewise.
2856 (REG_CLASS_CONTENTS): Likewise.
2857 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2858 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2859 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2860 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2861 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2863 (h, Rcd, Rsd, Rzd): New register constraints.
2864 (T): Use compact_memory_operand_p function.
2865 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2867 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2869 * config/sh/sh.md (*negnegt, *movtt): Remove.
2871 2016-05-02 Marek Polacek <polacek@redhat.com>
2872 Tom de Vries <tom@codesourcery.com>
2874 PR tree-optimization/70700
2875 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2876 bigger than FIRST_REF_NODE.
2878 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2881 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2883 (prepare_cbranch_operands): Don't use scratch register. Assume that
2884 function is used when pseudos can be created.
2885 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2886 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2887 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2888 define_expand. Allow it only when pseudos can be created.
2889 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2891 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2893 * config/i386/constraints.md (BC): Only allow -1 operands.
2894 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2895 Add "enabled" attribute. Update XI mode attribute calculation.
2896 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2897 (*movoi_internal_avx): Update XI mode attribute calculation.
2898 (*movti_internal): Ditto.
2900 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2902 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2903 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2905 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2907 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2908 statement on instruction code. Remove trailing spaces.
2909 (altivec_expand_stv_builtin): Likewise.
2911 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2913 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2914 (TARGET_FPU_DOUBLE): Simplify.
2915 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2916 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2917 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2918 with 'TARGET_FPU_DOUBLE'.
2919 * config/sh/sh.md: Likewise.
2921 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2923 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2924 SH_DIV_STR_FOR_SIZE): Remove.
2925 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2926 SH_DIV_STR_FOR_SIZE): Remove.
2928 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2930 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2931 logical_reg_operand): Delete.
2932 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2933 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2934 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2935 match_operand and match_test.
2936 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2937 variables on their first use. Return bool values.
2938 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2939 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2940 arith_reg_operand for input operand. Remove empty constraints.
2942 (*xorsi3_compact): Rename to xorsi3.
2943 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2944 (*zero_extend<mode>si2_disp_mem): Update comment.
2947 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2949 * config/sh/t-sh: Remove SH5 support.
2950 * config.gcc: Likewise.
2951 * configure: Likewise.
2953 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2955 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2957 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2959 * config/sh/sh.c (register_sh_passes, sh_option_override,
2960 sh_print_operand, prepare_move_operands,
2961 sh_can_follow_jump): Remove TARGET_SH1 checks.
2962 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2963 PROMOTE_MODE): Likewise.
2964 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2967 2016-04-30 Alan Modra <amodra@gmail.com>
2969 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2970 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2971 Check for user regs later to avoid unnecessary looping over regs.
2972 Merge user reg check with non-saved reg check. Don't force
2973 inline VR restore when static chain used.
2974 (rs6000_frame_related): Omit eh_frame info for user regs when
2976 (fixed_regs_p): Delete.
2978 2016-04-30 Alan Modra <amodra@gmail.com>
2980 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2981 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2984 2016-04-30 Alan Modra <amodra@gmail.com>
2987 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2988 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2991 2016-04-30 Alan Modra <amodra@gmail.com>
2993 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2994 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2995 flag_pic test for Darwin.
2997 2016-04-30 Alan Modra <amodra@gmail.com>
2999 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
3000 throw_calls_crossed.
3001 (REG_FREQ_CALLS_CROSSED): Delete.
3002 (REG_N_THROWING_CALLS_CROSSED): Delete.
3003 * regstat.c (regstat_bb_compute_ri): Don't calculate
3004 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
3005 (dump_reg_info): Don't print call cross frequency.
3006 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
3007 and REG_N_THROWING_CALLS_CROSSED.
3009 2016-04-30 Alan Modra <amodra@gmail.com>
3011 * regs.h (struct reg_info_t): Delete live_length.
3012 (REG_LIVE_LENGTH): Delete macro.
3013 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
3014 local_live, local_processed and local_live_last_luid params.
3015 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
3017 (regstat_compute_ri): Adjust for above. Don't set
3019 (dump_reg_info): Don't print live length.
3020 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
3021 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
3022 Localize loop_depth var.
3024 2016-04-30 Alan Modra <amodra@gmail.com>
3026 * ira.c (enum valid_equiv): New.
3027 (validate_equiv_mem): Return enum.
3028 (update_equiv_mem): Create replacement in more cases.
3029 (add_store_equivs): Update validate_equiv_mem call.
3031 2016-04-30 Alan Modra <amodra@gmail.com>
3033 * ira.c (combine_and_move_insns): Rather than scanning insns,
3034 use DF infrastucture to find use and def insns.
3036 2016-04-30 Alan Modra <amodra@gmail.com>
3038 ira.c (combine_and_move_insns): Move invariant conditions..
3039 (ira.c): ..to here. Call combine_and_move_insns before
3040 add_store_equivs. Call grow_reg_equivs later. Allocate
3041 req_equiv later using max_reg_num() rather than global max_regno.
3042 (contains_replace_regs): Delete.
3043 (add_store_equivs): Remove contains_replace_regs test.
3045 2016-04-30 Alan Modra <amodra@gmail.com>
3047 * ira.c (struct equiv_mem_data): New.
3048 (equiv_mem, equiv_mem_modified): Delete static vars.
3049 (validate_equiv_mem_from_store): Use "data" param to communicate..
3050 (validate_equiv_mem): ..from here.
3052 2016-04-30 Alan Modra <amodra@gmail.com>
3054 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
3056 (update_reg_equivs): ..here. Move allocation and freeing of
3057 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
3058 end_alias_analysis to..
3061 2016-04-30 Alan Modra <amodra@gmail.com>
3063 * ira.c (pdx_subregs): Delete.
3064 (struct equivalence): Add pdx_subregs field.
3065 (set_paradoxical_subreg): Remove pdx_subregs param. Update
3067 (update_equiv_regs): Don't create or free pdx_subregs. Update
3070 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3072 * config/rs6000/altivec.h: Change definitions of vec_xl and
3074 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
3075 (LD_ELEMREV_V2DI): New.
3076 (LD_ELEMREV_V4SF): New.
3077 (LD_ELEMREV_V4SI): New.
3078 (LD_ELEMREV_V8HI): New.
3079 (LD_ELEMREV_V16QI): New.
3080 (ST_ELEMREV_V2DF): New.
3081 (ST_ELEMREV_V2DI): New.
3082 (ST_ELEMREV_V4SF): New.
3083 (ST_ELEMREV_V4SI): New.
3084 (ST_ELEMREV_V8HI): New.
3085 (ST_ELEMREV_V16QI): New.
3088 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3089 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
3090 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
3091 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
3092 (altivec_expand_builtin): Add handling for
3093 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
3094 (rs6000_invalid_builtin): Add error-checking for
3095 RS6000_BTM_P9_VECTOR.
3096 (altivec_init_builtins): Define builtins used to implement vec_xl
3098 (rs6000_builtin_mask_names): Define power9-vector.
3099 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
3100 (RS6000_BTM_P9_VECTOR): Define.
3101 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
3102 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
3103 (vsx_ld_elemrev_v2df): Likewise.
3104 (vsx_ld_elemrev_v4sf): Likewise.
3105 (vsx_ld_elemrev_v4si): Likewise.
3106 (vsx_ld_elemrev_v8hi): Likewise.
3107 (vsx_ld_elemrev_v16qi): Likewise.
3108 (vsx_st_elemrev_v2df): Likewise.
3109 (vsx_st_elemrev_v2di): Likewise.
3110 (vsx_st_elemrev_v4sf): Likewise.
3111 (vsx_st_elemrev_v4si): Likewise.
3112 (vsx_st_elemrev_v8hi): Likewise.
3113 (vsx_st_elemrev_v16qi): Likewise.
3114 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
3117 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
3119 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
3121 (simplify_control_stmt_condition_1): ... here. Recurse into
3122 BIT_AND_EXPRs and BIT_IOR_EXPRs.
3124 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
3127 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
3128 (zero_extendqi<mode>2_dot): Revert earlier conversion from
3129 define_insn_and_split to define_insn.
3130 (zero_extendqi<mode>2_dot2): Same.
3131 (extendqi<mode>2_dot): Same.
3132 (extendqi<mode>2_dot2): Same.
3134 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3136 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
3137 (probe_stack): New expander.
3138 (probe_stack_<mode>): New insn pattern.
3140 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3142 * config/i386/i386.md
3143 (operations with memory inputs setting flags peephole2):
3144 Remove uneeded REG_P checks. Cleanup pattern generation.
3146 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
3148 * tree-vect-loop.c (vect_transform_loop): Fix
3149 nb_iterations_upper_bound computation for vectorized loop.
3151 2016-04-29 Marek Polacek <polacek@redhat.com>
3152 Jakub Jelinek <jakub@redhat.com>
3155 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
3156 TARGET_EXPR_SLOT as a base.
3158 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
3160 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
3161 with 'rCm2' constraints to limit possible immediate size.
3162 (*load_zeroextendqisi_update): Likewise.
3163 (*load_signextendqisi_update): Likewise.
3164 (*loadhi_update): Likewise.
3165 (*load_zeroextendhisi_update): Likewise.
3166 (*load_signextendhisi_update): Likewise.
3167 (*loadsi_update): Likewise.
3168 (*loadsf_update): Likewise.
3170 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3172 * config/i386/predicates.md (constm1_operand): Fix comparison.
3174 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3176 * testsuite/gcc.target/arc/ieee_eq.c: New test.
3178 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
3180 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
3181 remaining SH5 related settings.
3182 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
3183 shmedia_prepare_call_address): Delete.
3184 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
3185 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
3186 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
3187 UNSUPPORTED_SH2A): Remove m5 checks.
3188 (sh_divide_strategy_e): Remove SH5 division strategies.
3189 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
3190 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
3192 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
3194 * config/s390/s390.c (s390_rtx_costs): Update documentation.
3196 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3198 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
3199 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
3201 * config/s390/vector.md ("mov<mode>"): Likewise.
3203 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
3205 * config/s390/constraints.md ("U", "W"): Invoke
3206 s390_mem_constraint with "ZR" and "ZT".
3207 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
3208 addresses when using LRA. Accept also short displacements for S
3209 and T constraints. Do not check for long displacement target for
3210 S and T constraints.
3211 (s390_mem_constraint): Remove handling of U and W constraints.
3212 * config/s390/s390.md (various patterns): Remove the short
3213 displacement constraints (Q and R) if a long displacement
3214 constraint is present. Add longdisp as required CPU capability.
3215 * config/s390/vector.md: Likewise.
3216 * config/s390/vx-builtins.md: Likewise.
3218 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3221 * reload1.c (reload): Call finish_spills before
3222 restarting reload loop. Skip select_reload_regs
3223 if update_eliminables_and_spill returns true.
3225 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3227 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
3228 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
3229 (umulhisi3_imm): Update predicates and constraint letters.
3230 (umulhisi3_reg): Declare instruction as commutative.
3231 * config/arc/constraints.md (J12, J16): New constraints.
3232 * config/arc/predicates.md (short_unsigned_const_operand): New
3234 (arc_short_operand): Likewise.
3235 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
3237 2016-04-29 Richard Biener <rguenther@suse.de>
3239 PR tree-optimization/13962
3240 PR tree-optimization/65686
3241 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
3242 * tree-ssa-alias.c (ptrs_compare_unequal): New function
3243 using PTA to compare pointers.
3244 * match.pd: Add pattern for pointer equality compare simplification
3245 using ptrs_compare_unequal.
3247 2016-04-29 Richard Biener <rguenther@suse.de>
3249 * stor-layout.c (layout_type): Do not build a pointer-to-element
3252 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3254 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
3255 Use SWI mode iterator. Use general_reg_operand predicate.
3256 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
3257 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
3260 2016-04-29 Jakub Jelinek <jakub@redhat.com>
3263 * fold-const.c (operand_equal_p): Don't verify hash value equality
3265 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
3268 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3271 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
3272 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
3273 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
3274 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
3275 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
3277 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3279 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
3280 to info. Don't initialize separate fields to 0. Clean up
3283 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3285 * config/i386/i386.md (peephole2s for operations with memory inputs):
3286 Use SWI mode iterator.
3287 (peephole2s for operations with memory outputs): Ditto.
3288 Do not check for stack checking probe.
3290 (probe_stack): Remove expander.
3292 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3293 Andrew Burgess <andrew.burgess@embecosm.com>
3295 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
3296 operands as 32-bits.
3298 2016-04-28 Jason Merrill <jason@redhat.com>
3300 * gdbinit.in: Skip line-map.h.
3302 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3303 Andrew Burgess <andrew.burgess@embecosm.com>
3305 * config/arc/arc.c (arc_conditional_register_usage): Take
3306 TARGET_RRQ_CLASS into account.
3307 (arc_print_operand): Support printing 'p' and 's' operands.
3308 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
3310 (TARGET_RRQ_CLASS): Define.
3311 (IS_POWEROF2_OR_0_P): Define.
3312 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
3314 (*tst_movb): New define_insn.
3315 (*tst): Avoid recognition if it could prevent '*tst_movb'
3316 combination; replace c/CnL with c/Chs alternative.
3317 (*tst_bitfield_tst): New define_insn.
3318 (*tst_bitfield_asr): New define_insn.
3319 (*tst_bitfield): New define_insn.
3320 (andsi3_i): Add Rrq variant.
3321 (extzv): New define_expand.
3322 (insv): New define_expand.
3323 (*insv_i): New define_insn.
3324 (*movb): New define_insn.
3325 (*movb_signed): New define_insn.
3326 (*movb_high): New define_insn.
3327 (*movb_high_signed): New define_insn.
3328 (*movb_high_signed + 1): New define_split pattern.
3329 (*mrgb): New define_insn.
3330 (*mrgb + 1): New define_peephole2 pattern.
3331 (*mrgb + 2): New define_peephole2 pattern.
3332 * config/arc/arc.opt (mbitops): New option for nps400, uses
3333 TARGET_NPS_BITOPS_DEFAULT.
3334 * config/arc/constraints.md (q): Make register class conditional.
3335 (Rrq): New register constraint.
3336 (Chs): New constraint.
3337 (Clo): New constraint.
3338 (Chi): New constraint.
3339 (Cbf): New constraint.
3340 (Cbn): New constraint.
3341 (C18): New constraint.
3342 (Cbi): New constraint.
3344 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3346 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
3348 (bitmap_intersection_of_preds): Ditto.
3349 (bitmap_union_of_succs): Ditto.
3350 (bitmap_union_of_preds): Ditto.
3351 * sbitmap.c (do_popcount): Delete.
3352 (BITMAP_DEBUGGING): Delete.
3353 (sbitmap_verify_popcount): Delete.
3354 (sbitmap_alloc): Don't initialize the popcount field.
3355 (sbitmap_alloc_with_popcount): Delete.
3356 (sbitmap_resize): Don't resize the popcount array.
3357 (sbitmap_vector_alloc): Don't initialize the popcount field.
3358 (bitmap_copy): Don't copy the popcount array.
3359 (bitmap_clear): Don't clear the popcount array.
3360 (bitmap_clear): Delete the popcount array handling.
3361 (bitmap_ior_and_compl): Delete the popcount assert.
3362 (bitmap_not): Ditto.
3363 (bitmap_and_compl): Ditto.
3364 (bitmap_and): Delete the popcount array handling.
3365 (bitmap_xor): Ditto.
3366 (bitmap_ior): Ditto.
3367 (bitmap_or_and): Delete the popcount assert.
3368 (bitmap_and_or): Ditto.
3369 (popcount_table): Delete.
3370 (sbitmap_elt_popcount): Delete.
3371 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
3372 (bitmap_set_bit): Delete the popcount assert.
3373 (bitmap_clear_bit): Ditto.
3374 (sbitmap_free): Don't free the popcount array.
3375 (sbitmap_alloc_with_popcount): Delete declaration.
3376 (sbitmap_popcount): Ditto.
3378 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3379 Andrew Burgess <andrew.burgess@embecosm.com>
3381 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
3382 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
3383 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
3384 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
3385 * config/arc/arc.opt (mcmem): New option.
3386 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
3387 supply length for r/m alternative.
3388 (*extendqisi2_ac): Likewise.
3389 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
3391 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
3392 (movhi_insn): Likewise.
3393 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
3394 (*zero_extendqihi2_i): Add r/Ucm alternative.
3395 (*zero_extendqisi2_ac): Likewise.
3396 (*zero_extendhisi2_i): Likewise.
3397 * config/arc/constraints.md (Uex): New memory constraint.
3398 (Ucm): New define_constraint.
3399 * config/arc/predicates.md (long_immediate_loadstore_operand):
3400 Return 0 for MEM with cmem_address address.
3401 (cmem_address_0): New predicates.
3402 (cmem_address_1): Likewise.
3403 (cmem_address_2): Likewise.
3404 (cmem_address): Likewise.
3406 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3408 * config/rs6000/rs6000.c (machine_function): Rename
3409 insn_chain_scanned_p to spe_insn_chain_scanned_p.
3410 (rs6000_stack_info): Adjust.
3412 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3413 Andrew Burgess <andrew.burgess@embecosm.com>
3415 * config/arc/constraints.md (Usd): Convert to define_constraint.
3419 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3422 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
3423 Add new peephole2 where the first insn is *mov<mode>_or instead of
3424 *mov<mode>_internal.
3426 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
3428 * tracer.c (bb_seen): Make static.
3430 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
3432 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
3433 support, setup defaults.
3434 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
3435 * config/arc/arc.c (arc_init): Add NPS400 support.
3436 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
3437 (TARGET_ARC700): NPS400 is also an ARC700.
3438 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
3440 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3443 * config/nds32/nds32.md (casesi): Don't access the operands array
3446 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3448 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
3449 (or $-1,reg peephole2): Ditto.
3450 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
3452 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3454 * doc/extend.texi (Common Function Attributes) [optimize]:
3455 Discourage use of the optimize attribute.
3457 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
3459 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
3460 special case builtin.
3461 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3462 ALTIVEC_BUILTIN_VEC_ADDE.
3463 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3464 support for ALTIVEC_BUILTIN_VEC_ADDE.
3465 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3466 for __builtin_vec_adde.
3468 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3470 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
3471 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
3473 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3476 * doc/sourcebuild.texi (Effective-Target Keywords, Other
3477 attributes): Document cilkplus_runtime.
3479 2016-04-28 Martin Jambor <mjambor@suse.cz>
3481 * tree-cfg.c (verify_expr): Verify that local declarations belong to
3482 this function. Call verify_expr on MEM_REFs and bases of other
3485 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3487 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
3488 for WORD_REGISTER_OPERATIONS to runtime check.
3490 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3492 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
3494 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3496 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
3497 big-endian compilation.
3498 * config/arc/arc.md (addf3): Likewise.
3502 2016-04-28 Richard Biener <rguenther@suse.de>
3504 PR tree-optimization/70840
3505 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
3506 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
3507 Mark x * pow(x,c) -> pow(x,c+1) commutative.
3508 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
3510 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3512 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
3513 and explain why in a comment.
3515 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3517 * config/arc/arc.md (cpu_facility): Add fpx variant.
3518 (subdf3): Prohibit use reverse sub when assist operations option
3520 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
3521 instructions only when FPX is enabled.
3522 * testsuite/gcc.target/arc/trsub.c: New test.
3524 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3526 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
3527 mult_operator when calculating "type" attribute.
3528 (*fop_<mode>_1_i387): Ditto.
3529 (*fop_xf_1_i387): Ditto.
3530 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
3531 Use std::swap to swap operands. Use RTL expressions to generate
3534 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3535 Joern Rennecke <joern.rennecke@embecosm.com>
3537 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
3539 (emit_pic_move): Remove.
3540 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
3541 * config/arc/arc.c (emit_pic_move): Removed.
3542 (TARGET_HAVE_TLS): Define.
3543 (arc_conditional_register_usage): Test for arc_tp_regno.
3544 (arc_print_operand, arc_print_operand_address): Handle TLS
3546 (arc_needs_pcl_p): New function.
3547 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
3548 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
3549 (arc_raw_symbolic_reference_mentioned_p): Likewise.
3550 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
3551 (arc_legitimize_tls_address): Likewise.
3552 (DTPOFF_ZERO_SYM): Define.
3553 (arc_legitimize_pic_address): Make it static, handle TLS cases.
3554 (arc_output_pic_addr_const): Print TLS unspecs.
3555 (prepare_pic_move): New function, replaces emit_pic_move.
3556 (arc_legitimate_constant_p): Handle TLS unspecs.
3557 (arc_legitimate_address_p): Likewise.
3558 (arc_rewrite_small_data_p): Use assert for TLS constants.
3559 (prepare_move_operands): Use prepare_pic_move.
3560 (arc_legitimize_address): Legitimize tls addresses.
3561 (arc_epilogue_uses): Check for arc_tp_regno.
3562 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
3563 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
3565 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
3567 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
3568 %(arc_tls_extra_start_spec).
3569 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
3570 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
3572 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
3573 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
3574 (UNSPEC_TLS_OFF): Add.
3576 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
3577 (get_thread_pointersi): New patterns.
3578 * config/arc/arc.opt (mtp-regno): New option.
3579 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
3580 (move_dest_operand): Likewise.
3581 * configure: Regenerate.
3582 * configure.ac: Add arc*-*-* case to test for tls.
3583 * doc/invoke.texi (ARC options): Document mtp-regno.
3585 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3587 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
3588 the new ARC HS SIMD instructions.
3589 (arc_preferred_simd_mode): New function.
3590 (arc_autovectorize_vector_sizes): Likewise.
3591 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
3592 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
3593 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
3594 (arc_init_builtins): Add new SIMD builtin types.
3595 (arc_split_move): Handle 64 bit vector moves.
3596 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
3597 (TARGET_PLUS_QMACW): Define.
3598 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
3599 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
3600 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
3601 (VSUBADD4H): New builtins.
3602 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
3603 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
3605 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
3606 Matthias Klose <doko@debian.org>
3608 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
3610 2016-04-28 Richard Biener <rguenther@suse.de>
3613 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
3616 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
3618 * common/config/sh/sh-common.c: Remove SH5 support.
3619 * config/sh/constraints.md: Likewise.
3620 * config/sh/config/sh/elf.h: Likewise.
3621 * config/sh/linux.h: Likewise.
3622 * config/sh/netbsd-elf.h: Likewise.
3623 * config/sh/predicates.md: Likewise.
3624 * config/sh/sh-c.c: Likewise.
3625 * config/sh/sh-protos.h: Likewise.
3626 * config/sh/sh.c: Likewise.
3627 * config/sh/sh.h: Likewise.
3628 * config/sh/sh.md: Likewise.
3629 * config/sh/sh.opt: Likewise.
3630 * config/sh/sync.md: Likewise.
3631 * config/sh/sh64.h: Delete.
3632 * config/sh/shmedia.h: Likewise.
3633 * config/sh/shmedia.md: Likewise.
3634 * config/sh/sshmedia.h: Likewise.
3635 * config/sh/t-netbsd-sh5-64: Likewise.
3636 * config/sh/t-sh64: Likewise.
3637 * config/sh/ushmedia.h: Likewise.
3639 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3641 * config/i386/i386.md (sign_extend to memory peephole2s): Use
3642 general_reg_operand instead of register_operand predicate.
3644 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3646 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
3648 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
3650 * match.pd (A - B > A, A + B < A): New transformations.
3652 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
3654 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
3655 which defaults to true. Emit an outer pair of parentheses only if
3656 EMIT_PARENS. When continuing a chain of && or || (or & or |),
3657 don't emit parentheses for the right-hand operand.
3659 2016-04-27 Jeff Law <law@redhat.com>
3661 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
3663 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3665 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
3666 (altivec_lvx_<mode>_internal): Document.
3667 (altivec_lvx_<mode>_2op): New define_insn.
3668 (altivec_lvx_<mode>_1op): Likewise.
3669 (altivec_lvx_<mode>_2op_si): Likewise.
3670 (altivec_lvx_<mode>_1op_si): Likewise.
3671 (altivec_stvx_<mode>): Remove.
3672 (altivec_stvx_<mode>_internal): Document.
3673 (altivec_stvx_<mode>_2op): New define_insn.
3674 (altivec_stvx_<mode>_1op): Likewise.
3675 (altivec_stvx_<mode>_2op_si): Likewise.
3676 (altivec_stvx_<mode>_1op_si): Likewise.
3677 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3678 Expand vec_ld and vec_st during parsing.
3679 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
3681 (altivec_expand_stvx_be): Likewise.
3682 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
3683 address-masking behavior in RTL.
3684 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
3685 address-masking behavior in RTL.
3686 (altivec_expand_builtin): Change builtin code arguments for calls
3687 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
3688 (insn_is_swappable_p): Avoid incorrect swap optimization in the
3689 presence of lvx/stvx patterns.
3690 (alignment_with_canonical_addr): New function.
3691 (alignment_mask): Likewise.
3692 (find_alignment_op): Likewise.
3693 (recombine_lvx_pattern): Likewise.
3694 (recombine_stvx_pattern): Likewise.
3695 (recombine_lvx_stvx_patterns): Likewise.
3696 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3697 stvx patterns from expand.
3698 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3700 (vector_altivec_store_<mode>): Likewise.
3702 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3704 * config/aarch64/aarch64.md
3705 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3706 remove the "fp" attributes.
3707 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3708 add the "simd" attributes.
3709 (*movdf_aarch64): Likewise.
3710 (*movtf_aarch64): Remove the "fp" attributes.
3711 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3712 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3714 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3716 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3717 rtx to rtx_code_label *.
3718 * rtl.h (maybe_set_first_label_num): Likewise.
3720 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3722 * df-core.c (df_add_problem): Make the problem param be const.
3723 (df_remove_problem): Make local "problem" be const.
3724 * df-problems.c (problem_RD): Make const.
3725 (problem_LR): Likewise.
3726 (problem_LIVE): Likewise.
3727 (problem_MIR): Likewise.
3728 (problem_CHAIN): Likewise.
3729 (problem_WORD_LR): Likewise.
3730 (problem_NOTE): Likewise.
3731 (problem_MD): Likewise.
3732 * df-scan.c (problem_SCAN): Likewise.
3733 * df.h (struct df_problem): Make field "dependent_problem" be
3735 (struct dataflow): Likewise for field "problem".
3736 (df_add_problem): Make param const.
3738 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3740 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3741 inter-unit moves to/from vector registers are enabled. Do not disable
3744 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3746 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3747 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3749 (enum df_problem_id): ...this new enum.
3750 (struct df_problem): Convert field "id" from "int" to
3753 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3755 * rtl.def: Update comment for "things in the instruction chain" to
3756 reflect the removal of the leading "i" field for INSN_UID in
3757 r210360. Fix bogus apostrophe.
3759 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3761 * config/i386/i386.md
3762 (lea arith with mem operand + setcc peephole2): Set operator mode.
3764 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3767 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3768 (dimode_scalar_to_vector_candidate_p): This.
3769 (timode_scalar_to_vector_candidate_p): New function.
3770 (scalar_to_vector_candidate_p): Likewise.
3771 (timode_check_non_convertible_regs): Likewise.
3772 (timode_remove_non_convertible_regs): Likewise.
3773 (remove_non_convertible_regs): Likewise.
3774 (remove_non_convertible_regs): Renamed to ...
3775 (dimode_remove_non_convertible_regs): This.
3776 (scalar_chain::~scalar_chain): Make it virtual.
3777 (scalar_chain::compute_convert_gain): Make it pure virtual.
3778 (scalar_chain::mark_dual_mode_def): Likewise.
3779 (scalar_chain::convert_insn): Likewise.
3780 (scalar_chain::convert_registers): Likewise.
3781 (scalar_chain::add_to_queue): Make it protected.
3782 (scalar_chain::emit_conversion_insns): Likewise.
3783 (scalar_chain::replace_with_subreg): Likewise.
3784 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3785 (scalar_chain::convert_op): Likewise.
3786 (scalar_chain::convert_reg): Likewise.
3787 (scalar_chain::make_vector_copies): Likewise.
3788 (scalar_chain::convert_registers): New pure virtual function.
3789 (class dimode_scalar_chain): New class.
3790 (class timode_scalar_chain): Likewise.
3791 (scalar_chain::mark_dual_mode_def): Renamed to ...
3792 (dimode_scalar_chain::mark_dual_mode_def): This.
3793 (timode_scalar_chain::mark_dual_mode_def): New function.
3794 (timode_scalar_chain::convert_insn): Likewise.
3795 (dimode_scalar_chain::convert_registers): Likewise.
3796 (scalar_chain::compute_convert_gain): Renamed to ...
3797 (dimode_scalar_chain::compute_convert_gain): This.
3798 (scalar_chain::replace_with_subreg): Renamed to ...
3799 (dimode_scalar_chain::replace_with_subreg): This.
3800 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3801 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3802 (scalar_chain::make_vector_copies): Renamed to ...
3803 (dimode_scalar_chain::make_vector_copies): This.
3804 (scalar_chain::convert_reg): Renamed to ...
3805 (dimode_scalar_chain::convert_reg ): This.
3806 (scalar_chain::convert_op): Renamed to ...
3807 (dimode_scalar_chain::convert_op): This.
3808 (scalar_chain::convert_insn): Renamed to ...
3809 (dimode_scalar_chain::convert_insn): This.
3810 (scalar_chain::convert): Call convert_registers.
3811 (convert_scalars_to_vector): Change to scalar_chain pointer to
3812 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3813 in 32-bit mode. Delete scalar_chain pointer. Call
3814 free_dominance_info in 64-bit mode.
3815 (pass_stv::gate): Remove TARGET_64BIT check.
3816 (ix86_option_override): Put the 64-bit STV pass before the CSE
3819 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3821 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3822 dw_loc_frame_offset field.
3823 * dwarf2out.c (new_loc_descr): Likewise.
3824 (resolve_args_picking_1): Turn the VISITED hash set into a
3825 FRAME_OFFSET hash map. Use it to associate a frame offset to
3826 visited nodes. Remove uses of the CHECKING_P macro.
3827 (resolve_args_picking): Update call to resolve_args_picking_1.
3829 2016-04-27 Martin Liska <mliska@suse.cz>
3831 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3832 (free_loop_data): Release vuses of groups.
3834 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3836 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3837 instead of redundant use_id and boolean have_use_for.
3838 (struct iv_use): Change sub_id into group_id. Remove field next.
3839 Move fields: related_cands, n_map_members, cost_map and selected
3841 (struct iv_group): ... here. New structure.
3842 (struct iv_common_cand): Use structure declaration directly.
3843 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3844 (MAX_CONSIDERED_USES): Rename macro to ...
3845 (MAX_CONSIDERED_GROUPS): ... here.
3846 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3847 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3848 (dump_uses): Rename to ...
3849 (dump_groups): ... here. Update all uses.
3850 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3851 (find_induction_variables): Refactor format of dump information.
3852 (record_sub_use): Delete.
3853 (record_use): Update all uses.
3854 (record_group): New function.
3855 (record_group_use, find_interesting_uses_op): Call above functions.
3857 (find_interesting_uses_cond): Ditto.
3858 (group_compare_offset): New function.
3859 (split_all_small_groups): Rename to ...
3860 (split_small_address_groups_p): ... here. Update all uses.
3861 (split_address_groups): Update all uses.
3862 (find_interesting_uses): Refactor format of dump information.
3863 (add_candidate_1): Update all uses. Remove redundant check on iv,
3865 (add_candidate, record_common_cand): Remove redundant assert.
3866 (add_iv_candidate_for_biv): Update use.
3867 (add_iv_candidate_derived_from_uses): Update all uses.
3868 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3869 (alloc_use_cost_map): Ditto.
3870 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3871 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3872 (determine_use_iv_cost_generic): Ditto.
3873 (determine_group_iv_cost_generic): Ditto.
3874 (determine_use_iv_cost_address): Ditto.
3875 (determine_group_iv_cost_address): Ditto.
3876 (determine_use_iv_cost_condition): Ditto.
3877 (determine_group_iv_cost_cond): Ditto.
3878 (determine_use_iv_cost): Ditto.
3879 (determine_group_iv_cost): Ditto.
3880 (set_autoinc_for_original_candidates): Update all uses.
3881 (find_iv_candidates): Update all uses. Refactor dump information.
3882 (determine_use_iv_costs): Ditto.
3883 (determine_iv_costs): Ditto.
3884 (iv_ca_cand_for_use): Rename to ...
3885 (iv_ca_cand_for_group): ... here. Update all uses.
3886 (iv_ca_add_use, iv_ca_add_group): Ditto.
3887 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3888 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3889 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3890 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3891 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3892 (create_new_iv, adjust_iv_update_pos): Ditto.
3893 (rewrite_use_address): Delete.
3894 (rewrite_use_address_1): Rename to ...
3895 (rewrite_use_address): ... here.
3896 (rewrite_use_compare): Update all uses.
3897 (rewrite_use): Delete.
3898 (rewrite_uses): Rename to ...
3899 (rewrite_groups): ... here. Update all uses.
3900 (remove_unused_ivs, free_loop_data): Update all uses.
3901 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3903 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3905 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3906 for WORD_REGISTER_OPERATIONS to runtime check.
3908 2016-04-27 Richard Biener <rguenther@suse.de>
3911 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3912 aggregate_value_p to determine if a function result is
3913 returned by reference.
3914 (ipa_pta_execute): Functions having their address taken are
3915 not automatically nonlocal.
3917 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3920 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3921 * fold-const.c (operand_equal_p): If flag_checking and
3922 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3923 and if it returns non-zero, assert iterative_hash_expr on both
3926 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3928 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3930 2016-04-27 Nick Clifton <nickc@redhat.com>
3933 * varasm.c (merge_weak): Generate an error if an attempt is made
3934 to convert a non-weak static function into a weak, public function.
3936 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3938 * params.def (MAX_PARTITION_SIZE): New param.
3939 * doc/invoke.texi: Document lto-max-partition.
3941 2016-04-27 Richard Biener <rguenther@suse.de>
3944 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3945 function cummulating used_from_other_partition, externally_visible
3946 and force_output from aliases.
3947 (refered_from_nonlocal_var): Likewise.
3948 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3949 node flags properly.
3951 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3953 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3954 (-Wmemset-elt-size): New item.
3956 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3959 * stor-layout.h (internal_reference_types): Delete.
3960 * stor-layout.c (reference_types_internal): Likewise.
3961 (internal_reference_types): Likewise.
3962 (layout_type) <REFERENCE_TYPE>: Adjust.
3964 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3967 * tree.h (inchash::add_expr): Add FLAGS argument.
3968 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3969 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3970 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3971 Formatting fix. Adjust recursive calls. For tcc_comparison,
3972 if swap_tree_comparison (code) is smaller than code, hash that
3973 and arguments in the other order. Hash CONVERT_EXPR the same
3974 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3975 of ADDR_EXPR of decl as the decl itself. Add or remove
3976 OEP_ADDRESS_OF from recursive flags as needed. For
3977 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3978 operands commutatively and only the third one normally.
3979 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3981 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3983 * config/rtems.h (LIB_SPEC): Add -latomic.
3985 2016-04-27 Joel Sherrill <joel@rtems.org>
3987 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3988 xilink.ld and flags not relevant to RTEMS.
3990 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3992 * toplev.c (backend_init_target): Avoid calling init_reload when using
3995 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3997 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3998 for loops rather than one for the whole function.
4000 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4002 * match.pd (X + CST CMP X): New transformation.
4004 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4006 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
4007 * fold-const.c (fold_binary_loc): Remove 2 transformations
4008 superseded by match.pd.
4009 * match.pd (x+x -> x*2): Generalize to integers.
4011 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
4013 * config/i386/i386.md (operation on memory peephole): Duplicate an
4014 existing peephole and adapt it to match lea rather than an operation
4017 PR rtl-optimization/57193
4018 * opts.c (default_options_table): Add OPT_frename_registers at -O2
4020 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
4022 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4024 * tree-if-conv.c (any_pred_load_store): New static variable.
4025 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
4026 any_pred_load_store instead of and_mask_load_store.
4027 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
4028 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
4029 (combine_blocks, tree_if_conversion): Ditto.
4031 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4033 PR tree-optimization/70771
4034 PR tree-optimization/70775
4035 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
4036 virtual PHI nodes. Delete parameter.
4037 (if_convertible_loop_p_1): Delete argument to above function.
4038 (predicate_all_scalar_phis): Delete code handling single-argument
4040 (tree_if_conversion): Mark and update virtual SSA.
4042 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4045 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
4046 (x86_elf_aligned_common): Rename to ...
4047 (x86_elf_aligned_decl_common): ... this.
4048 Add decl arg. Switch to .lbss for largecomm object. Use
4049 LARGECOMM_SECTION_ASM_OP.
4050 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
4052 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
4053 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
4055 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4056 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
4058 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4061 * config/i386/i386.c (SECTION_LARGE): Define.
4062 (x86_64_elf_select_section): Set it for large data/bss sections.
4063 Only clear SECTION_WRITE for .lrodata.
4064 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
4066 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
4067 * varasm.c (default_elf_asm_named_section): Grow flagchars.
4068 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
4070 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
4071 * doc/tm.texi: Regenerate.
4073 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4076 * configure.ac (--enable-checking): Document extra flag, for
4077 non-release builds default to --enable-checking=yes,extra.
4078 If misc checking and extra checking, define CHECKING_P to 2 instead
4080 * common.opt (fchecking=): Add.
4081 * doc/invoke.texi (-fchecking=): Document.
4082 * doc/install.texi: Document --enable-checking changes.
4083 * configure: Regenerated.
4084 * config.in: Regenerated.
4086 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4088 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
4089 attribute instead of which_alternative.
4090 * config/i386/sse.md (*mov<mode>_internal): Ditto.
4091 Use EXT_REX_SSE_REG_P where appropriate.
4093 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4095 * config/i386/predicates.md (const0_operand): Do not match
4096 const_wide_int code.
4097 (const1_operand): Ditto.
4099 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4101 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
4102 for SSE constm1 operands and TARGET_AVX512VL.
4103 (*movti_internal): Ditto.
4104 (*mov<mode>_or): Use constm1_operand predicate.
4105 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
4106 for SSE vector_all_ones operands and TARGET_AVX512VL.
4107 * config/i386/predicates.md (constm1_operand): New predicate.
4108 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
4109 emission of constant -1 load.
4111 2016-04-25 Jason Merrill <jason@redhat.com>
4113 * gdbinit.in: Skip is-a.h.
4115 * attribs.c (register_scoped_attributes): Fix logic.
4116 * attribs.h: Declare register_scoped_attributes.
4118 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4120 * config/rs6000/rs6000-builtin.def: Correct pasto error for
4121 stxvd2x and stxvw4x built-in functions.
4123 2016-04-25 DJ Delorie <dj@redhat.com>
4125 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
4126 (ashrhi3): Likewise.
4127 (lshrhi3): Likewise.
4129 2016-04-25 Richard Biener <rguenther@suse.de>
4131 PR tree-optimization/70780
4132 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
4134 (compute_antic): Mark blocks with abnormal preds as visited as
4135 they have a final empty antic-in solution already.
4137 2016-04-25 Michael Collison <michael.collison@linaro.org>
4139 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
4141 2016-04-25 Michael Collison <michael.collison@linaro.org>
4143 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
4144 mode is VQI to improve mixed mode vectorization.
4145 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
4146 define_insn to match low half of signed vaddw.
4147 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
4148 define_insn to match high half of signed vaddw.
4149 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
4150 define_insn to match low half of unsigned vaddw.
4151 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
4152 define_insn to match high half of unsigned vaddw.
4153 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
4154 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4155 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
4157 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4158 * config/arm/predicates.md (vect_par_constant_high): Support
4159 big endian and simplify by calling
4160 arm_simd_check_vect_par_cnst_half
4161 (vect_par_constant_low): Likewise.
4163 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4165 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
4166 predicate for operand 2.
4168 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
4169 H.J. Lu <hongjiu.lu@intel.com>
4171 * config/i386/i386-protos.h (standard_sse_constant_p): Add
4172 machine_mode argument.
4173 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
4174 constm1_rtx operands. For VOIDmode constants, get mode from
4175 pred_mode. Check mode size if the mode is supported by ABI.
4176 (standard_sse_constant_opcode): Do not use standard_constant_p.
4177 Strictly check ABI support for all-ones operands.
4178 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
4179 immediates. Update calls to standard_sse_constant_p.
4180 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
4181 (ix86_rtx_costs): Ditto.
4182 * config/i386/i386.md (*movxi_internal_avx512f): Use
4183 nonimmediate_or_sse_const_operand instead of vector_move_operand.
4184 Use (v,BC) alternative instead of (v,C). Use register_operand
4185 checks instead of MEM_P.
4186 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
4187 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
4188 isa attribute. Use register_operand checks instead of MEM_P.
4189 (*movti_internal): Use nonimmediate_or_sse_const_operand for
4190 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
4191 alternative and corresponding sse2 isa attribute.
4192 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
4193 to standard_sse_constant_p.
4194 (FP constant splitters): Ditto.
4195 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
4197 * config/i386/predicates.md (constm1_operand): Remove.
4198 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
4199 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
4200 vector_all_ones_operand instead of constm1_operand.
4202 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4204 * print-rtl.c (print_rtx_insn_vec): New function.
4205 * print-rtl.h: New prototype.
4206 * store-motion.c (struct st_expr): Make avail_stores a vector.
4207 (st_expr_entry): Adjust.
4208 (free_st_expr_entry): Likewise.
4209 (print_store_motion_mems): Likewise.
4210 (find_moveable_store): Likewise.
4211 (compute_store_table): Likewise.
4212 (delete_store): Likewise.
4213 (build_store_vectors): Likewise.
4215 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4217 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
4219 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4221 * vec.h (vec_safe_contains): New function.
4222 (vec::contains): Likewise.
4223 (vec::begin): Likewise.
4224 (vec::end): Likewise.
4226 2016-04-23 Jakub Jelinek <jakub@redhat.com>
4229 * cfgexpand.c (expand_stack_vars): Fix typo.
4231 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4233 * system.h (list, map, set, vector): Include conditionally.
4234 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
4235 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
4236 * ipa-icf.c (INCLUDE_LIST): Define.
4237 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
4238 * config/sh/sh.c (INCLUDE_VECTOR): Define.
4239 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
4240 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
4241 * cp/logic.cc (INCLUDE_LIST): Define.
4242 * fortran/trans-common.c (INCLUDE_MAP): Define.
4244 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4246 * auto-profile.c: Remove <string.h> include.
4247 * ipa-icf-gimple.c: Remove <list> include.
4248 * diagnostic.c: Remove <new> include.
4249 * genmatch.c: Likewise.
4250 * pretty-print.c: Likewise.
4251 * toplev.c: Likewise
4252 * c/c-objc-common.c: Likewise.
4253 * cp/error.c: Likewise.
4254 * fortran/error.c: Likewise.
4256 2016-04-22 Richard Biener <rguenther@suse.de>
4258 * lto-streamer-in.c (input_ssa_names): Do not allocate
4259 GIMPLE_NOP for all SSA names.
4260 * lto-streamer-out.c (output_ssa_names): Do not output
4261 SSA names that should have been released.
4263 2016-04-22 Richard Biener <rguenther@suse.de>
4265 PR tree-optimization/70740
4266 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
4269 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
4272 * config/i386/predicates.md (call_insn_operand): Replace
4273 sibcall_memory_operand with memory_operand.
4275 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
4277 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
4278 has_single_use() tests.
4279 (register_edge_assert_for_1): Likewise.
4280 (find_assert_locations_1): Check the liveness bitmap instead of
4281 checking has_single_use().
4283 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
4286 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
4287 Extract AVX-512BW constraint from AVX.
4289 2016-04-21 Richard Biener <rguenther@suse.de>
4291 PR tree-optimization/70725
4292 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
4293 for phi_convertible_by_degenerating_args.
4294 (predicate_all_scalar_phis): Handle single-argument PHIs.
4296 2016-04-21 Richard Biener <rguenther@suse.de>
4299 * fold-const.c (fold_comparison): Return properly typed
4302 2016-04-21 Bin Cheng <bin.cheng@arm.com>
4304 PR tree-optimization/70715
4305 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
4306 after expanding BASE using expand_simple_operations.
4308 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4310 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
4311 New transformations.
4313 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4315 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
4317 2016-04-20 Jan Hubicka <jh@suse.cz>
4319 * ipa-inline.c (can_inline_edge_p): Pass caller info to
4320 ultiimate_alias_target.
4321 (update_callee_keys): Likewise.
4322 (lookup_recursive_calls): Likewise.
4323 (speculation_useful_p): Likewise.
4325 2016-04-20 Jan Hubicka <jh@suse.cz>
4328 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
4329 (set_nothrow_flag_1): ... this; handle interposition correctly;
4330 recurse on aliases and thunks.
4331 (cgraph_node::set_nothrow_flag): New.
4332 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
4333 functions compiled with non-call exceptions that binds to current
4335 (propagate_nothrow): Be safe WRT interposition.
4336 * cgraph.h (set_nothrow_flag): Update prototype.
4338 2016-04-18 Jan Hubicka <jh@suse.cz>
4340 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4341 max_loop_iterations_int.
4342 (tree_unswitch_outer_loop): Likewise.
4344 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4346 PR tree-optimization/69489
4347 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
4348 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
4349 Revise dump message.
4350 (if_convertible_bb_p): Remove check on edge count of basic block's
4353 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4355 PR tree-optimization/56625
4356 PR tree-optimization/69489
4357 * tree-data-ref.h (DR_INNERMOST): New macro.
4358 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
4359 hashing struct innermost_loop_behavior.
4360 (ref_DR_map): Remove.
4361 (innermost_DR_map): New map.
4362 (baseref_DR_map): Revise comment.
4363 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
4364 to innermost_DR_map accroding to its innermost loop behavior.
4365 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
4366 to its innermost loop behavior.
4367 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
4368 Add initialization for innermost_DR_map. Record memory reference
4369 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
4370 have innermost loop behavior.
4371 (if_convertible_loop_p): Remove release for ref_DR_map. Release
4374 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
4376 * config/i386/i386.md (*lea<mode>_general_1): Rename from
4377 *lea_general_1. Use explicit SWI12 mode interator.
4378 (*lea<mode>_general_2): Rename from *lea_general_2.
4379 Use explicit SWI12 mode interator.
4380 (*lea<mode>_general_3): Rename from *lea_general_3.
4381 Use explicit SWI12 mode interator.
4382 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
4383 Use explicit SWI12 mode interator.
4384 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
4385 Use explicit SWI48 mode interator.
4387 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4389 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
4390 Short-cut unaligned load and store cases. Handle all integer
4392 (ix86_expand_vector_move_misalign): Short-cut unaligned load
4393 and store cases. Call ix86_avx256_split_vector_move_misalign
4394 directly without checking mode class.
4396 2016-04-20 Andrew Pinski <apinski@cavium.com>
4397 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4400 * config/aarch64/aarch64.md (sibcall): Force call
4401 address to be DImode for ILP32.
4402 (sibcall_value): Likewise.
4404 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4406 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
4408 2016-04-20 Richard Biener <rguenther@suse.de>
4410 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
4411 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
4412 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
4413 (maybe_push_res_to_seq): Adjust.
4414 * gimple-fold.c (maybe_build_generic_op): Likewise.
4416 2016-04-20 Marek Polacek <polacek@redhat.com>
4418 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
4421 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
4423 * config/i386/sse.md (vec_unpacks_lo_hi): Always
4424 use kmovw to support AVX512F target.
4426 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4428 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
4430 2016-04-20 Marek Polacek <polacek@redhat.com>
4432 PR tree-optimization/70725
4433 * tree-if-conv.c (is_false_predicate): New function.
4434 (predicate_mem_writes): Use it.
4436 2016-04-20 Richard Biener <rguenther@suse.de>
4438 PR tree-optimization/70726
4439 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
4440 shift amounts from a pattern stmt operand.
4442 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4445 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
4446 stack_restore_from_fpr pattern when restoring r15.
4447 (s390_optimize_prologue): Strip away the memory barrier in the
4448 parallel when trying to get rid of restore insns.
4449 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
4450 definition for loading the stack pointer from an FPR. Compared to
4451 the normal move insn this pattern includes a full memory barrier.
4453 2016-04-19 Jakub Jelinek <jakub@redhat.com>
4456 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
4457 implicitly linear or lastprivate iterator on the outer context.
4459 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4461 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
4463 * config/i386/i386.md (ssememalign): Removed.
4464 * config/i386/sse.md: Remove ssememalign attribute from patterns.
4466 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4469 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
4470 const short * to __builtin_ia32_loaddquhi512_mask.
4471 (_mm512_maskz_loadu_epi16): Likewise.
4472 (_mm512_mask_storeu_epi16): Pass short * to
4473 __builtin_ia32_storedquhi512_mask.
4474 (_mm512_mask_loadu_epi8): Pass const char * to
4475 __builtin_ia32_loaddquqi512_mask.
4476 (_mm512_maskz_loadu_epi8): Likewise.
4477 (_mm512_mask_storeu_epi8): Pass char * to
4478 __builtin_ia32_storedquqi512_mask.
4479 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
4480 const double * to __builtin_ia32_loadupd512_mask.
4481 (_mm512_mask_loadu_pd): Likewise.
4482 (_mm512_maskz_loadu_pd): Likewise.
4483 (_mm512_storeu_pd): Pass double * to
4484 __builtin_ia32_storeupd512_mask.
4485 (_mm512_mask_storeu_pd): Likewise.
4486 (_mm512_loadu_ps): Pass const float * to
4487 __builtin_ia32_loadups512_mask.
4488 (_mm512_mask_loadu_ps): Likewise.
4489 (_mm512_maskz_loadu_ps): Likewise.
4490 (_mm512_storeu_ps): Pass float * to
4491 __builtin_ia32_storeups512_mask.
4492 (_mm512_mask_storeu_ps): Likewise.
4493 (_mm512_mask_loadu_epi64): Pass const long long * to
4494 __builtin_ia32_loaddqudi512_mask.
4495 (_mm512_maskz_loadu_epi64): Likewise.
4496 (_mm512_mask_storeu_epi64): Pass long long *
4497 to __builtin_ia32_storedqudi512_mask.
4498 (_mm512_loadu_si512): Pass const int * to
4499 __builtin_ia32_loaddqusi512_mask.
4500 (_mm512_mask_loadu_epi32): Likewise.
4501 (_mm512_maskz_loadu_epi32): Likewise.
4502 (_mm512_storeu_si512): Pass int * to
4503 __builtin_ia32_storedqusi512_mask.
4504 (_mm512_mask_storeu_epi32): Likewise.
4505 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
4506 char * to __builtin_ia32_storedquqi256_mask.
4507 (_mm_mask_storeu_epi8): Likewise.
4508 (_mm256_mask_loadu_epi16): Pass const short * to
4509 __builtin_ia32_loaddquhi256_mask.
4510 (_mm256_maskz_loadu_epi16): Likewise.
4511 (_mm_mask_loadu_epi16): Pass const short * to
4512 __builtin_ia32_loaddquhi128_mask.
4513 (_mm_maskz_loadu_epi16): Likewise.
4514 (_mm256_mask_loadu_epi8): Pass const char * to
4515 __builtin_ia32_loaddquqi256_mask.
4516 (_mm256_maskz_loadu_epi8): Likewise.
4517 (_mm_mask_loadu_epi8): Pass const char * to
4518 __builtin_ia32_loaddquqi128_mask.
4519 (_mm_maskz_loadu_epi8): Likewise.
4520 (_mm256_mask_storeu_epi16): Pass short * to.
4521 __builtin_ia32_storedquhi256_mask.
4522 (_mm_mask_storeu_epi16): Pass short * to.
4523 __builtin_ia32_storedquhi128_mask.
4524 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
4525 const double * to __builtin_ia32_loadupd256_mask.
4526 (_mm256_maskz_loadu_pd): Likewise.
4527 (_mm_mask_loadu_pd): Pass onst double * to
4528 __builtin_ia32_loadupd128_mask.
4529 (_mm_maskz_loadu_pd): Likewise.
4530 (_mm256_mask_storeu_pd): Pass double * to
4531 __builtin_ia32_storeupd256_mask.
4532 (_mm_mask_storeu_pd): Pass double * to
4533 __builtin_ia32_storeupd128_mask.
4534 (_mm256_mask_loadu_ps): Pass const float * to
4535 __builtin_ia32_loadups256_mask.
4536 (_mm256_maskz_loadu_ps): Likewise.
4537 (_mm_mask_loadu_ps): Pass const float * to
4538 __builtin_ia32_loadups128_mask.
4539 (_mm_maskz_loadu_ps): Likewise.
4540 (_mm256_mask_storeu_ps): Pass float * to
4541 __builtin_ia32_storeups256_mask.
4542 (_mm_mask_storeu_ps): ass float * to
4543 __builtin_ia32_storeups128_mask.
4544 (_mm256_mask_loadu_epi64): Pass const long long * to
4545 __builtin_ia32_loaddqudi256_mask.
4546 (_mm256_maskz_loadu_epi64): Likewise.
4547 (_mm_mask_loadu_epi64): Pass const long long * to
4548 __builtin_ia32_loaddqudi128_mask.
4549 (_mm_maskz_loadu_epi64): Likewise.
4550 (_mm256_mask_storeu_epi64): Pass long long * to
4551 __builtin_ia32_storedqudi256_mask.
4552 (_mm_mask_storeu_epi64): Pass long long * to
4553 __builtin_ia32_storedqudi128_mask.
4554 (_mm256_mask_loadu_epi32): Pass const int * to
4555 __builtin_ia32_loaddqusi256_mask.
4556 (_mm256_maskz_loadu_epi32): Likewise.
4557 (_mm_mask_loadu_epi32): Pass const int * to
4558 __builtin_ia32_loaddqusi128_mask.
4559 (_mm_maskz_loadu_epi32): Likewise.
4560 (_mm256_mask_storeu_epi32): Pass int * to
4561 __builtin_ia32_storedqusi256_mask.
4562 (_mm_mask_storeu_epi32): Pass int * to
4563 __builtin_ia32_storedqusi128_mask.
4564 * config/i386/i386-builtin-types.def (PCSHORT): New.
4566 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
4567 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
4568 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
4569 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
4570 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
4571 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
4572 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
4573 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
4574 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
4575 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
4576 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
4577 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
4578 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
4579 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
4580 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
4581 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
4582 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
4583 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
4584 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
4585 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
4586 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
4587 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
4588 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
4589 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
4590 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
4591 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
4592 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
4593 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
4594 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
4595 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
4596 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
4597 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
4598 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
4599 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
4600 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
4601 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
4602 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
4603 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
4604 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
4605 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
4606 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
4607 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
4608 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
4609 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
4610 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
4611 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
4612 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
4613 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
4614 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
4616 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
4617 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
4619 (ix86_expand_vector_move_misalign): Likewise.
4620 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
4621 to scalar function prototype for unaligned load/store builtins.
4622 (ix86_expand_special_args_builtin): Updated.
4623 * config/i386/sse.md (UNSPEC_LOADU): Removed.
4624 (UNSPEC_STOREU): Likewise.
4625 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
4626 (VI_ULOADSTORE_F_AVX512VL): Likewise.
4627 (ssescalarsize): Handle V4TI, V2TI and V1TI.
4628 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4629 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4630 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
4631 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
4632 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
4633 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
4634 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
4635 (<avx512>_storedqu<mode>_mask): Likewise.
4636 (*sse4_2_pcmpestr_unaligned): Likewise.
4637 (*sse4_2_pcmpistr_unaligned): Likewise.
4638 (*mov<mode>_internal): Renamed to ...
4639 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
4640 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
4641 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
4642 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
4644 2016-04-19 Richard Biener <rguenther@suse.de>
4646 PR tree-optimization/70171
4647 * tree-ssa-phiprop.c: Include stor-layout.h.
4648 (phiprop_insert_phi): Handle the aggregate copy case.
4649 (propagate_with_phi): Likewise.
4651 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
4653 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
4654 instead of simplify_gen_subreg (... , 0).
4655 (ix86_delegitimize_address): Ditto.
4656 (ix86_split_divmod): Ditto.
4657 (ix86_split_copysign_const): Ditto.
4658 (ix86_split_copysign_var): Ditto.
4659 (ix86_expand_args_builtin): Ditto.
4660 (ix86_expand_round_builtin): Ditto.
4661 (ix86_expand_special_args_builtin): Ditto.
4662 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
4663 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
4664 (udivmodqi4): Ditto.
4665 (absneg splitters): Ditto.
4666 (*jcc_bt<mode>_1): Ditto.
4668 2016-04-19 Richard Biener <rguenther@suse.de>
4670 PR tree-optimization/70724
4671 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4672 restoring out from ...
4673 (free_scc_vn): ... here.
4674 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4675 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4677 (pass_fre::execute): Restore SSA info.
4679 2016-04-19 Richard Biener <rguenther@suse.de>
4681 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
4682 * gimple-walk.c (walk_gimple_op): Initialize it.
4683 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
4684 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
4685 remapping SSA names of defs.
4686 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
4689 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
4692 * lra-constraints.c (equiv_substition_p): New.
4693 (process_alt_operands): Use it.
4694 (swap_operands): Swap it.
4695 (curr_insn_transform): Update it.
4697 2016-04-18 Michael Matz <matz@suse.de>
4699 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4700 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4701 * tree-core.h (tree_type_common.align): Use bit-field.
4702 (tree_type_common.spare): New.
4703 (tree_decl_common.off_align): Make smaller.
4704 (tree_decl_common.align): Use bit-field.
4706 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4707 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4708 (scan_sharing_clauses): Ditto.
4709 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4710 (omp_finish_file): Ditto.
4711 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4712 (layout_decl): Ditto.
4713 (relayout_decl): Ditto.
4714 (finalize_record_size): Use SET_TYPE_ALIGN.
4715 (finalize_type_size): Ditto.
4716 (finish_builtin_struct): Ditto.
4717 (layout_type): Ditto.
4718 (initialize_sizetypes): Ditto.
4719 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4720 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4721 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4722 (get_chain_field): Ditto.
4723 (get_trampoline_type): Ditto.
4724 (get_nl_goto_field): Ditto.
4725 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4727 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4728 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4729 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4730 (build_qualified_type): Use SET_TYPE_ALIGN.
4731 (build_aligned_type, build_range_type_1): Ditto.
4732 (build_atomic_base): Ditto.
4733 (build_common_tree_nodes): Ditto.
4734 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4735 (expand_one_stack_var_at): Ditto.
4736 * coverage.c (build_var): Use SET_DECL_ALIGN.
4737 * except.c (init_eh): Ditto.
4738 * function.c (assign_parm_setup_block): Ditto.
4739 * symtab.c (increase_alignment_1): Ditto.
4740 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4741 * tree-vect-stmts.c (ensure_base_align): Ditto.
4742 * varasm.c (align_variable): Ditto.
4743 (assemble_variable): Ditto.
4744 (build_constant_desc): Ditto.
4745 (output_constant_def_contents): Ditto.
4747 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4748 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4749 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4750 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4751 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4753 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4756 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4757 replace %vmovsd with "%vmovq".
4758 (vec_concatv2df): Likewise.
4760 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4762 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4763 (*vec_extractv2si_0): Ditto.
4764 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4765 (zero_extended_scalar_load_operand splitters): Ditto.
4766 (vec_extract splitters): Ditto.
4767 (*vec_extractv4si_0_zext): Ditto.
4768 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4770 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4771 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4772 (*sse4_1_extractps): Use lowpart_subreg.
4773 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4775 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4777 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4779 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4780 Mention Solaris 11 packaging changes.
4781 Update gas and gld requirements.
4782 Remove reference to pre-Solaris 10 bug.
4783 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4785 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4788 2016-04-17 Jan Hubicka <jh@suse.cz>
4790 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4791 max_loop_iterations_int.
4793 2016-04-18 Richard Biener <rguenther@suse.de>
4795 PR tree-optimization/43434
4796 * tree-ssa-structalias.c (struct vls_data): New.
4797 (visit_loadstore): Handle all pointer-based accesses.
4798 (compute_dependence_clique): Compute a bitmap of restrict tags
4799 assigned bases and pass it to visit_loadstore.
4801 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4804 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4805 armv8.1-a and armv8.1-a+crc.
4807 2016-04-18 Richard Biener <rguenther@suse.de>
4809 PR tree-optimization/70701
4810 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4811 references after translating through a memcpy.
4813 2016-04-18 Richard Biener <rguenther@suse.de>
4815 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4816 (compute_antic): ... here. For partial antic use regular
4817 postorder and scrap iteration.
4818 (compute_partial_antic_aux): Remove unused return value.
4819 (init_pre): Do not allocate postorder.
4820 (fini_pre): Do not free postorder.
4822 2016-04-18 Richard Biener <rguenther@suse.de>
4825 * expmed.c (extract_bit_field_1): Remove broken case
4826 using a wider MODE_INT mode.
4828 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4830 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4831 unless compiling with at least GCC-4.8.
4833 2016-04-17 Jan Hubicka <jh@suse.cz>
4836 * graphite.c (graphite_finalize): Update call to
4837 tree_estimate_probability.
4838 * predict.h (tree_estimate_probability): Update prototype.
4840 2016-04-17 Jan Hubicka <jh@suse.cz>
4842 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4843 (tree_estimate_probability): Likewise.
4844 (pass_profile::execute): Update.
4845 (report_predictor_hitrates): New function.
4846 * profile.c (compute_branch_probabilities): Use it.
4847 * predict.h (report_predictor_hitrates): Declare.
4849 2016-04-17 Jan Hubicka <jh@suse.cz>
4852 * cgraph.h (cgraph_node::set_const_flag,
4853 cgraph_node::set_pure_flag): Update prototype to return bool;
4855 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4856 of interposable symbol are interposable, too.
4857 (cgraph_set_const_flag_1): Rename to ...
4858 (set_const_flag_1): ... this one; change to self recursive function
4859 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4860 clearnig the flag in all variants and also virtual thunks of const
4861 functions are pure; track if any change was done.
4862 (cgraph_node::set_const_flag): Update.
4863 (struct set_pure_flag_info): New struct.
4864 (cgraph_set_pure_flag_1): Rename to ...
4865 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4866 rather than pointer encoded flags; track if any changes was done;
4867 handle correctly clearning flag and setting flag of aliases already
4869 (cgraph_node::set_pure_flag): Update.
4870 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4872 2016-04-17 Tom de Vries <tom@codesourcery.com>
4875 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4878 2016-04-17 Tom de Vries <tom@codesourcery.com>
4880 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4881 '{}<> ' as escape-for-record.
4883 2016-04-17 Tom de Vries <tom@codesourcery.com>
4885 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4888 2016-04-17 Tom de Vries <tom@codesourcery.com>
4891 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4892 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4893 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4894 * passes.c (finish_optimization_passes): Only call
4895 finish_graph_dump_file if dfi->graph_dump_initialized.
4896 (execute_function_dump, pass_init_dump_file): Use
4897 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4899 2016-04-17 Tom de Vries <tom@codesourcery.com>
4901 PR tree-optimization/70256
4902 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4903 (debug_varmap): New function.
4905 2016-04-17 Tom de Vries <tom@codesourcery.com>
4908 * passes.c (pass_manager::register_pass): Propagate pflags.
4910 2016-04-17 Tom de Vries <tom@codesourcery.com>
4913 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4914 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4915 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4916 check if it's equal to p_start.
4917 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4919 2016-04-15 Jan Hubicka <jh@suse.cz>
4922 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4923 function does not bind to current def.
4924 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4925 handle conservatively calls to functions that does not need to bind
4927 (check_call): Update call of worse_state.
4928 (ignore_edge_for_nothrow): Update.
4929 (ignore_edge_for_pure_const): Likewise.
4930 (propagate_pure_const): Update calls to worse_state.
4931 (skip_function_for_local_pure_const): Reformat comments.
4933 2016-04-15 Jan Hubicka <jh@suse.cz>
4936 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4937 (cgraph_node::function_symbol): Likewise.
4938 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4939 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4940 (symtab_node::ultimate_alias_target): Add REF parameter.
4941 (symtab_node::binds_to_current_def_p): Declare.
4942 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4943 (cgraph_node::function_symbol): Likewise.
4944 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4945 (cgraph_node::get_availability): Likewise.
4946 (cgraph_edge::binds_to_current_def_p): New inline function.
4947 (varpool_node::get_availability): Add REF parameter.
4948 (varpool_node::ultimate_alias_target): Likewise.
4949 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4950 (symtab_node::binds_to_current_def_p): Likewise.
4951 * varpool.c (varpool_node::get_availability): Likewise.
4953 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4956 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4957 Fix mode size check.
4959 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4961 * BASE-VER: Set to 7.0.0.
4963 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4965 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4967 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4969 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4970 architecture revisions.
4972 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4974 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4975 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4976 * config/i386/i386.md (stack decrement to push peepholes): Guard
4977 with !x86_using_red_zone ().
4979 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4982 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4983 to dump_generic_node.
4984 (NIY): Pass also flags to do_niy.
4986 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4988 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4989 (simd_clone_vector_of_formal_parm_types)
4990 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4991 (simd_clone_mangle, simd_clone_create)
4992 (simd_clone_adjust_return_type, create_tmp_simd_array)
4993 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4994 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4995 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4996 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4997 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4998 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4999 * omp-simd-clone.c: ... this new file.
5000 (simd_clone_vector_of_formal_parm_types): Make it static.
5001 * Makefile.in (OBJS): Add omp-simd-clone.o.
5003 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5006 * config/i386/sse.md: Use proper memory operand modifiers.
5009 2016-04-15 Richard Biener <rguenther@suse.de>
5010 Alan Modra <amodra@gmail.com>
5012 PR tree-optimization/70130
5013 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
5014 when alignment stays not the same and no not use the realign
5017 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5020 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5021 direct move handlers for KFmode. Change TFmode handlers test from
5022 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
5024 2016-04-14 Jakub Jelinek <jakub@redhat.com>
5027 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
5028 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
5029 (inlined_polymorphic_ctor_dtor_block_p): Use it.
5030 * tree-ssa-live.c (remove_unused_scope_block_p): When
5031 in_ctor_dtor_block, avoid discarding not just BLOCKs with
5032 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
5033 block_ultimate_origin is FUNCTION_DECL.
5034 (remove_unused_locals): If current_function_decl is
5035 polymorphic_ctor_dtor_p, pass initial true to
5036 remove_unused_scope_block_p' is_ctor_dtor_block.
5038 2016-04-14 Martin Sebor <msebor@redhat.com>
5043 * doc/extend.texi (Variable Length): Revert.
5045 2016-04-14 Marek Polacek <polacek@redhat.com>
5046 Jan Hubicka <hubicka@ucw.cz>
5049 * tree.c (verify_type): Disable the canonical type of main variant
5052 2016-04-14 Jason Merrill <jason@redhat.com>
5054 * cfgexpand.c, expr.c: Revert previous change.
5056 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
5059 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
5060 when building a mem ref for the incoming reduction variable.
5062 2016-04-14 Richard Biener <rguenther@suse.de>
5064 PR tree-optimization/70614
5065 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
5066 loop if the evolution dropped to chrec_dont_know.
5067 (interpret_condition_phi): Likewise.
5069 2016-04-14 Richard Biener <rguenther@suse.de>
5071 PR tree-optimization/70623
5072 * tree-ssa-pre.c (changed_blocks): Make global ...
5073 (compute_antic): ... local here. Move and fix worklist
5074 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
5075 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
5076 worklist handling, dump when ANTIC_IN changed.
5077 (compute_partial_antic_aux): Remove worklist handling.
5078 (init_pre): Do not compute post dominators. Add a comment about
5079 the CFG order chosen.
5080 (fini_pre): Do not free post dominators.
5082 2016-04-13 Martin Sebor <msebor@redhat.com>
5087 * doc/extend.texi (Variable Length): Document C++ specifics.
5089 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5092 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
5093 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
5094 eh edges have been purged.
5097 * tree-sra.c (create_access_replacement,
5098 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
5100 * tree-pretty-print.c (dump_fancy_name): New function.
5101 (dump_decl_name, dump_generic_node): Use it.
5103 2016-04-13 Jason Merrill <jason@redhat.com>
5105 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
5106 * expr.c (expand_expr_real_1): Likewise.
5108 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
5110 * config/i386/i386.md (kunpckhi): Swap operands.
5111 (kunpcksi): Likewise.
5112 (kunpckdi): Likewise.
5113 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
5114 (vec_pack_trunc_<mode>): Likewise.
5116 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5119 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
5122 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
5123 gimplification turns some element into non-constant.
5126 * rtl.h (convert_memory_address_addr_space_1): New prototype.
5127 * explow.c (convert_memory_address_addr_space_1): No longer static,
5128 add NO_EMIT argument and don't call convert_modes if true, pass
5129 it down recursively, remove break after return.
5130 (convert_memory_address_addr_space): Adjust caller.
5131 * simplify-rtx.c (simplify_unary_operation_1): Call
5132 convert_memory_address_addr_space_1 instead of convert_memory_address,
5133 if it returns NULL, don't simplify.
5135 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
5138 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
5140 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5142 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5143 Bump the upper SIMDLEN limits, so that if the return type or
5144 characteristic type if the return type is void can be passed in
5145 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
5148 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5151 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
5152 Do not use "=" constraint on an input constraint.
5153 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5154 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5155 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
5156 generates (neg (abs ...)) instead of (abs ...).
5158 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5160 PR rtl-optimization/70596
5161 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
5162 just invalidate LRA data and reset them. Adjust dump wording.
5164 2016-04-12 Martin Liska <mliska@suse.cz>
5167 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5169 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5171 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5172 max_loop_iterations_int.
5173 (tree_unswitch_outer_loop): Likewise.
5174 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5175 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5177 2016-04-12 Tom de Vries <tom@codesourcery.com>
5179 PR tree-optimization/68756
5180 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
5181 instead of new_name.
5183 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5185 PR tree-optimization/70602
5186 * tree-sra.c (generate_subtree_copies): Don't write anything into
5187 constant pool decls.
5189 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
5190 regardless whether there are depend clauses or not.
5192 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5195 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
5196 target attribute and pragma from changing the -mfloat128
5197 and -mfloat128-hardware options.
5199 * doc/extend.texi (Additional Floating Types): Document PowerPC
5200 __float128 restrictions.
5202 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5205 * config/aarch64/driver-aarch64.c
5206 (aarch64_get_extension_string_for_isa_flags): New.
5207 (arch_extension): Rename to...
5208 (aarch64_arch_extension): ...This.
5209 (ext_to_feat_string): Rename to...
5210 (aarch64_extensions): ...This.
5211 (aarch64_core_data): Keep track of architecture extension flags.
5212 (cpu_data): Rename to...
5213 (aarch64_cpu_data): ...This.
5214 (aarch64_arch_driver_info): Keep track of architecture extension
5216 (get_arch_name_from_id): Rename to...
5217 (get_arch_from_id): ...This, change return type.
5218 (host_detect_local_cpu): Update and reformat for renames, handle
5219 extensions through common infrastructure.
5221 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5224 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
5225 track of a canonical flag name.
5226 (all_extensions): Likewise.
5227 (arch_to_arch_name): Also track extension flags enabled by the arch.
5228 (all_architectures): Likewise.
5229 (aarch64_parse_extension): Move to here.
5230 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
5232 (aarch64_rewrite_selected_cpu): Update for above change.
5233 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
5234 are handled, such that the single explicit value enabled by an
5235 extension is kept seperate from the implicit values it also enables.
5236 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
5238 (aarch64_parse_extension): New.
5239 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
5240 here to config/aarch64/aarch64-protos.h.
5241 (aarch64_parse_extension): Move from here to
5242 common/config/aarch64/aarch64-common.c.
5243 (aarch64_option_print): Update.
5244 (aarch64_declare_function_name): Likewise.
5245 (aarch64_start_file): Likewise.
5246 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
5247 the canonical flag for extensions.
5248 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
5251 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5253 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
5256 2016-04-09 Tom de Vries <tom@codesourcery.com>
5258 PR tree-optimization/68953
5259 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
5260 first to last subscript.
5262 2016-04-09 Jakub Jelinek <jakub@redhat.com>
5264 PR tree-optimization/70586
5265 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
5268 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
5272 PR tree-optimization/70373
5276 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
5277 clauses for acc parallel reductions as necessary. Error on those
5279 * omp-low.c (scan_sharing_clauses): Don't install variables which
5280 are used in acc parallel reductions.
5281 (lower_rec_input_clauses): Remove dead code.
5282 (lower_oacc_reductions): Add support for reference reductions.
5283 (lower_reduction_clauses): Remove dead code.
5284 (lower_omp_target): Don't remap variables appearing in acc parallel
5286 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
5288 2016-04-08 Jakub Jelinek <jakub@redhat.com>
5291 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
5292 with multiple SSA_NAME defs, force the outputs other than first
5293 to be live before calling live_track_process_def on each output.
5295 PR rtl-optimization/70574
5296 * fwprop.c (forward_propagate_and_simplify): Don't add
5297 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
5298 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
5299 paradoxical subregs within *loc.
5301 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
5303 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
5304 -ftree-parallelize-loops={0,1}.
5305 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
5306 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
5307 * config/ia64/hpux.h (LIB_SPEC): Likewise.
5308 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
5309 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
5311 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
5314 * asan.c (instrument_derefs): If we get unknown location, extract it
5316 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
5318 2016-04-08 Tom de Vries <tom@codesourcery.com>
5320 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
5321 implicit firstprivate clause.
5323 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5326 * config/arm/thumb2.md (tst + branch-> lsls + branch
5327 peephole below *orsi_not_shiftsi_si): Require that condition
5328 register is dead after the peephole.
5329 (second peephole after the above): Likewise.
5331 2016-04-08 Alan Modra <amodra@gmail.com>
5334 * builtins.c (fold_builtin_classify): For IBM extended precision,
5335 look at just the high-order double to test for NaN.
5336 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
5337 test just the high double for Inf but both doubles for subnormal
5340 2016-04-07 Jakub Jelinek <jakub@redhat.com>
5342 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
5343 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
5344 node->simdclone->mask_mode != VOIDmode masks.
5345 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
5346 earlier, use it instead of node->simdclone.
5347 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5348 Set clonei->mask_mode.
5350 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5353 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
5354 Pass it through to cp_parser_already_scoped_statement.
5355 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
5356 it through to cp_parser_statement.
5357 (cp_parser_statement): Pass IF_P through to
5358 cp_parser_iteration_statement.
5359 (cp_parser_pragma): Adjust call to
5360 cp_parser_iteration_statement.
5362 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5365 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
5366 resolve a future -Wparentheses warning.
5367 * omp-low.c (scan_sharing_clauses): Likewise.
5368 * tree-parloops.c (eliminate_local_variables): Likewise.
5370 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
5372 PR rtl-optimization/70398
5373 * lra-constraints.c (process_address_1): Check zero scale and code
5374 for reloading with zero scale.
5376 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
5378 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
5379 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
5381 2016-04-06 Jakub Jelinek <jakub@redhat.com>
5383 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5384 Add support for AVX512F clones, include them by default for
5385 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
5386 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
5390 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
5391 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
5392 firstprivate clauses.
5393 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
5394 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
5395 (lower_omp_target): Set TREE_NO_WARNING for
5396 non-addressable possibly uninitialized vars which are copied into
5397 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
5399 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
5401 * config/pa/predicates.md (integer_store_memory_operand): Accept
5402 REG+D operands with a large offset when reload_in_progress is true.
5403 (floating_point_store_memory_operand): Likewise.
5405 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5408 * match.pd (nested int casts): Limit to GIMPLE.
5410 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
5413 * ipa-devirt.c (maybe_record_node): Fix comment; use
5414 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
5416 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5418 PR rtl-optimization/70542
5419 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
5420 if there are any uses other than insn or debug insns.
5422 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
5423 Jakub Jelinek <jakub@redhat.com>
5425 PR tree-optimization/70509
5426 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
5427 Shift HOST_WIDE_INT_1U instead of 1.
5429 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
5431 PR tree-optimization/70509
5432 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
5433 of the vector base type for index.
5435 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
5438 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
5440 2016-04-05 Richard Biener <rguenther@suse.de>
5442 PR tree-optimization/70526
5443 * tree-sra.c (build_ref_for_offset): Use prev_base to
5444 extract the alias pointer type.
5446 2016-04-05 Richard Biener <rguenther@suse.de>
5448 * dse.c (struct store_info): Remove alias_set member.
5449 (struct read_info_type): Likewise.
5450 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
5451 spill_deleted, clear_alias_set_lookup): Remove.
5452 (get_group_info): Remove dead base == NULL_RTX case.
5453 (dse_step0): Remove initialization of removed variables.
5454 (delete_dead_store_insn): Reomve alias set dumping.
5455 (free_read_records): Remove alias_set handling.
5456 (canon_address): Remove alias_set_out parameter.
5457 (record_store): Remove spill_alias_set, it's always zero.
5458 (check_mem_read_rtx): Likewise.
5459 (dse_step2): Rename from ...
5460 (dse_step2_nospill): ... this. Adjust.
5461 (scan_stores): Rename from ...
5462 (scan_stores_nospill): ... this.
5463 (scan_reads): Rename from ...
5464 (scan_reads_nospill): ... this.
5465 (scan_stores_spill, scan_reads_spill): Remove.
5466 (dse_step3_scan): Remove for_spills argument which is always false.
5467 (dse_step3): Likewise.
5468 (dse_step5): Rename from ...
5469 (dse_step5_nospill): ... this. Remove alias_set handling.
5470 (rest_of_handle_dse): Adjust.
5472 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5475 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
5476 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
5477 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
5478 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
5480 2016-04-05 Richard Biener <rguenther@suse.de>
5483 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
5484 non-register type temporaries into SSA.
5486 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
5489 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
5490 calls when sanitizing.
5491 (possible_polymorphic_call_target_p): Fix formatting.
5493 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5494 Jakub Jelinek <jakub@redhat.com>
5497 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
5498 to ensure a call statement is compatible with a built-in's
5500 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
5503 2016-04-04 Richard Biener <rguenther@suse.de>
5505 PR rtl-optimization/70484
5506 * rtl.h (canon_output_dependence): Declare.
5507 * alias.c (canon_output_dependence): New function.
5508 * dse.c (record_store): Use canon_output_dependence rather
5509 than canon_true_dependence.
5511 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5514 * cgraph.h (symtab_node::copy_visibility_from): New function.
5515 * symtab.c (symtab_node::copy_visibility_from): New function.
5516 * ipa-visibility.c (optimize_weakref): New function.
5517 (function_and_variable_visibility): Use it.
5519 2016-04-04 Martin Liska <mliska@suse.cz>
5522 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
5523 value that is really in range handled by SBR instruction.
5524 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
5525 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
5526 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
5528 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
5532 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
5533 set, but not for SP_REG operands.
5535 2016-04-02 Martin Sebor <msebor@redhat.com>
5538 * fold-const.c (maybe_nonzero_address): New function.
5539 (fold_comparison): Call it. Fold equality and relational
5540 expressions involving null pointers.
5541 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
5543 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
5545 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
5546 the "Y" constraint (scalar FP 0.0 immediate).
5548 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
5549 Add the "const_double" to the list of operand constraints.
5551 2016-04-01 Jakub Jelinek <jakub@redhat.com>
5553 PR rtl-optimization/70467
5554 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
5555 If low word of the last operand is 0, just emit addition/subtraction
5558 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5561 * config/s390/s390.c (s390_expand_insv): Check for everything
5562 constant instead of just VOIDmode stuff.
5564 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5567 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
5569 2016-04-01 Nathan Sidwell <nathan@acm.org>
5571 * tree.def (TRY_CATCH_EXPR): Correct documentation.
5573 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
5575 PR rtl-optimization/70461
5576 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
5579 2016-03-31 Martin Liska <mliska@suse.cz>
5582 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
5583 a tree value or an immediate integer value to a buffer
5584 that is eventually copied to a BRIG section.
5585 (emit_immediate_operand): Call the function here.
5586 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
5587 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
5588 of class' fields that are removed.
5589 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
5590 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
5591 m_brig_repr_size fields.
5593 2016-03-31 Martin Liska <mliska@suse.cz>
5596 * hsa-gen.c (hsa_function_representation::update_dominance): New
5598 (convert_addr_to_flat_segment): Likewise.
5599 (gen_hsa_memory_set): New alignment argument.
5600 (gen_hsa_ctor_assignment): Likewise.
5601 (gen_hsa_insns_for_single_assignment): Provide alignment
5602 to gen_hsa_ctor_assignment.
5603 (gen_hsa_insns_for_direct_call): Add new argument.
5604 (expand_lhs_of_string_op): New function.
5605 (expand_string_operation_builtin): Likewise.
5606 (expand_memory_copy): New function.
5607 (expand_memory_set): New function.
5608 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
5609 (convert_switch_statements): Change signature.
5610 (generate_hsa): Use a return value of the function.
5611 (pass_gen_hsail::execute): Do not call
5612 convert_switch_statements here.
5613 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
5614 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
5615 (hsa_function_representation::update_dominance): New function.
5617 2016-03-31 Martin Liska <mliska@suse.cz>
5620 * hsa-brig.c (emit_directive_variable): Emit alignment
5621 according to hsa_symbol::m_align.
5622 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
5623 (dump_hsa_symbol): Dump alignment of HSA symbols.
5624 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
5625 (gen_hsa_addr_with_align): New function.
5626 (hsa_bitmemref_alignment): Use newly added function.
5627 (gen_hsa_insns_for_load): Likewise.
5628 (gen_hsa_insns_for_store): Likewise.
5629 (gen_hsa_memory_copy): New argument added.
5630 (gen_hsa_insns_for_single_assignment): Respect
5631 alignment for assignments processed via gen_hsa_memory_copy.
5632 (gen_hsa_insns_for_direct_call): Likewise.
5633 (gen_hsa_insns_for_return): Likewise.
5634 (gen_function_def_parameters): Set default alignment.
5635 * hsa.c (hsa_object_alignment): New function.
5636 (hsa_byte_alignment): Pasted function.
5637 * hsa.h (hsa_symbol::m_align): New field.
5639 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5641 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
5642 scratch field for goto case.
5644 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
5646 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
5648 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
5651 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
5652 (scalar_chain::convert_insn): Call convert_op for reg
5653 moves to handle undefined registers.
5655 2016-03-31 Nathan Sidwell <nathan@acm.org>
5658 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
5659 Assert we don't want to move backwards.
5661 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
5664 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
5666 2016-03-31 Jakub Jelinek <jakub@redhat.com>
5668 PR rtl-optimization/70460
5669 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
5670 with operand from REG_LABEL_OPERAND, instead substitute
5671 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5672 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5674 2016-03-31 Martin Liska <mliska@suse.cz>
5676 * passes.c (execute_one_pass): Do not call
5677 todo_after for a discarded function.
5679 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5681 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5682 (no_cost, infinite_cost): Initialize the new field.
5683 (get_computation_cost_at): Record setup cost.
5684 (determine_use_iv_cost_address): Skip cost computation for sub
5685 uses if we can estimate it without losing accuracy.
5687 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5689 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5691 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5692 max_loop_iterations_int.
5693 (tree_unswitch_outer_loop): Likewise.
5694 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5695 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5697 2016-03-30 Richard Biener <rguenther@suse.de>
5700 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5702 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5705 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5706 in gen_blendm expander.
5708 2016-03-30 Nick Clifton <nickc@redhat.com>
5711 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5712 case where we are already provided with an SImode SUBREG.
5714 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5717 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5718 conflict between DRAP register and __builtin_eh_return.
5720 2016-03-30 Michael Matz <matz@suse.de>
5721 Richard Biener <rguenther@suse.de>
5724 * ipa-polymorphic-call.c (struct type_change_info): Change
5725 speculative to an unsigned allowing to limit the work we do.
5726 (csftc_abort_walking_p): New inline function..
5727 (check_stmt_for_type_change): Limit the number of may-defs
5728 skipped for speculative devirtualization to
5729 max-speculative-devirt-maydefs.
5730 * params.def (max-speculative-devirt-maydefs): New param.
5731 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5733 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5736 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5739 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5741 PR tree-optimization/59124
5742 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5743 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5745 2016-03-29 Jeff Law <law@redhat.com>
5747 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5749 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5751 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5754 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5756 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5757 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5758 gcrt0.o if linking dynamically.
5760 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5763 * ipa-devirt.c (methods_equal_p): New function.
5764 (compare_virtual_tables): Use it.
5765 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5766 * cgraphclones.c (clone_function_name_1): Use
5767 symbol_table::symbol_suffix_separator.
5768 * coverage.c (build_var): Likewise.
5769 * symtab.c (symbol_table::symbol_suffix_separator): New.
5771 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5773 PR rtl-optimization/70429
5774 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5775 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5776 mode != result_mode.
5779 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5781 PR tree-optimization/70405
5782 * ssa-iterators.h (num_imm_uses): Add missing braces.
5784 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5786 PR rtl-optimization/68695
5787 * ira-color.c (allocno_copy_cost_saving): New.
5788 (improve_allocation): Use it.
5790 2016-03-29 Richard Henderson <rth@redhat.com>
5793 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5795 2016-03-29 Richard Biener <rguenther@suse.de>
5798 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5799 use alignment returned by get_pointer_alignment_1 if it is
5800 bigger than BITS_PER_UNIT.
5801 * builtins.c (get_pointer_alignment_1): Do not return true
5802 for alignment extracted from SSA info.
5804 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5806 * config/ft32/ft32.opt (mnodiv): New.
5807 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5808 * doc/invoke.texi (FT32 Options -mnodiv): New.
5810 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5813 * config/i386/i386.md (define_split, andn): Fix modes.
5815 2016-03-26 Richard Biener <rguenther@suse.de>
5816 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5819 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5821 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5822 as 2nd argument to cl_optimization_restore().
5824 2016-03-25 Richard Henderson <rth@redhat.com>
5827 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5828 * config/aarch64/aarch64-protos.h: Declare it.
5829 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5831 2016-03-25 Alan Modra <amodra@gmail.com>
5834 * config/rs6000/constraints.md (j): Simplify.
5835 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5837 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5838 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5839 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5840 in all constraint alternatives.
5841 (movtd_64bit_nodm): Delete "j" constraint alternative.
5843 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5845 * tree-ssa-propagate.c: Enhance docs for
5846 SSA_PROP_NOT_INTERESTING.
5848 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5850 * doc/extend.texi: Fix typo in documentation to pure attribute.
5852 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5855 * config/pa/pa.md (bswapdi2): Use a scratch register.
5857 2016-03-24 Richard Henderson <rth@redhat.com>
5860 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5863 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5865 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5866 using ix86_expand_binary_operator instead of gen_andsi3.
5868 2016-03-24 Richard Biener <rguenther@suse.de>
5870 PR tree-optimization/70396
5871 * tree-vect-stmts.c (vectorizable_comparison): Use
5872 get_vectype_for_scalar_type.
5874 2016-03-24 Richard Biener <rguenther@suse.de>
5877 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5878 with register bases.
5880 2016-03-24 Richard Biener <rguenther@suse.de>
5882 PR tree-optimization/70372
5883 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5884 build_all_ones_cst to also handle vector types correctly.
5886 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5889 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5892 2016-03-23 Marek Polacek <polacek@redhat.com>
5895 * doc/invoke.texi: Document -Wignored-attributes.
5897 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5899 PR tree-optimization/69042
5900 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5901 parameter from 30 to 40.
5903 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5905 PR tree-optimization/69042
5906 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5907 for use with constant offset stripped in base.
5909 2016-03-23 Richard Biener <rguenther@suse.de>
5912 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5913 mode compatibility check.
5914 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5916 2016-03-23 Jeff Law <law@redhat.com>
5918 PR tree-optimization/64058
5919 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5921 (struct ssa_conflicts): Move up earlier in the file.
5922 (conflicts_, var_map_): New static variables.
5923 (initialize_conflict_count): New function to initialize the
5924 CONFLICT_COUNT field for each conflict pair.
5925 (compare_pairs): Lazily initialize the conflict count and use it
5926 as the first tie-breaker.
5927 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5928 and wipe conflicts_ and map_ around the call to qsort. Remove
5929 special case for 2 coalesce pairs.
5930 * bitmap.c (bitmap_count_unique_bits): New function.
5931 (bitmap_count_bits_in_word): New function, extracted from
5933 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5934 * bitmap.h (bitmap_count_unique_bits): Declare it.
5936 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5939 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5940 transparent alias chain for decl assembler name.
5941 * config/sol2.c (solaris_assemble_visibility): Likewise.
5943 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5945 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5947 (v10_fdivs): Likewise.
5948 (v10_fdivd): Likewise.
5950 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5953 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5954 to not call fclose twice on file.
5956 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5958 PR tree-optimization/70354
5959 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5960 oprnd0 is wider than oprnd1 and there is a cast from the wider
5961 type to oprnd1, mask it with the mask of the narrower type.
5964 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5965 Optimize TARGET_STV splitters, if high or low word of last argument
5968 2016-03-22 Jeff Law <law@redhat.com>
5971 tree-ssa-threadbackward.c
5972 (fsm_find_control_statement_thread_paths): Correctly distinguish
5973 between old style jump threads vs FSM jump threads.
5975 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5978 * config/i386/i386.c (scalar_chain::convert_op): Support
5979 uninitialized register usage case.
5981 2016-03-22 Richard Biener <rguenther@suse.de>
5984 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5986 (capture::gen_transform): ... to change behavior when substituting
5987 a condition into cond or not-cond expr context.
5988 (dt_simplify::gen_1): Adjust.
5989 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5990 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5991 last change and instead change to
5992 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5993 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5995 2016-03-22 Anthony Green <green@moxielogic.com>
5997 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5998 issue for moxiebox targets.
5999 (CC1PLUS_SPEC): Ditto.
6001 2016-03-22 Richard Biener <rguenther@suse.de>
6004 * fold-const.c (extract_muldiv_1): Properly perform multiplication
6007 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6009 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
6011 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6014 * config/i386/i386.c (def_builtin): Handle
6015 OPTION_MASK_ISA_AVX512VL to be and-ed with other
6017 (const struct builtin_description bdesc_special_args[]):
6018 Remove duplicate ISA bits.
6020 2016-03-22 Jakub Jelinek <jakub@redhat.com>
6023 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
6024 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
6025 in a way that works also for AVX512BW.
6028 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
6029 instead of source if operands[1] is xmm16 and above and
6030 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
6031 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
6034 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
6035 on assign if (*from_p) is a comparison, set it to
6036 TREE_NO_WARNING (*from_p).
6038 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6041 * lra.c (restore_scratches): Ignore deleted insns.
6043 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
6044 Jakub Jelinek <jakub@redhat.com>
6046 PR tree-optimization/70317
6047 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
6050 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
6053 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
6054 of ix86_expand_move.
6056 (movti): Use general_operand for operand 1 predicate.
6058 2016-03-21 Martin Liska <mliska@suse.cz>
6060 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
6062 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
6064 2016-03-21 Martin Liska <mliska@suse.cz>
6067 * ipa-icf.c (sem_function::parse): Skip static
6068 constructors and destructors.
6070 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6073 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
6074 function-like macro, peek following token(s) if it is followed
6075 by CPP_OPEN_PAREN token with optional padding in between, and
6076 if not, don't treat it like a macro.
6078 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
6079 Alexander Monakov <amonakov@ispras.ru>
6081 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
6082 for the stabs debug format.
6084 2016-03-21 Richard Biener <rguenther@suse.de>
6086 PR tree-optimization/70310
6087 * tree-vect-generic.c (expand_vector_condition): Fold the built
6090 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
6093 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
6094 Block third alternative for AVX-512VL target,
6096 2016-03-21 Martin Liska <mliska@suse.cz>
6099 * hsa-brig.c (emit_function_directives): Mark unemitted
6100 global variables for emission.
6101 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
6102 (get_symbol_for_decl): Likewise.
6103 * hsa.h (struct hsa_symbol): New flag.
6105 2016-03-21 Richard Biener <rguenther@suse.de>
6107 PR tree-optimization/70288
6108 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
6109 we do not estimate unsimplified all-constant conditionals or
6110 switches as optimized away.
6112 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
6114 PR rtl-optimization/69102
6115 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
6116 when we have a readonly dependency context.
6118 2016-03-18 Jeff Law <law@redhat.com>
6120 PR rtl-optimization/70263
6121 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
6122 (update_equiv_regs): When trying to move a store to after the insn
6123 that sets the source of the store, make sure the store occurs after
6124 the insn that sets the source of the store. When successful note
6125 the REG_EQUIV note created in the dump file.
6127 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
6128 Bernd Schmidt <bschmidt@redhat.com>
6130 * doc/extend.texi: Document more potential problems with basic asms.
6132 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
6134 PR rtl-optimization/70278
6135 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
6138 2016-03-18 Jason Merrill <jason@redhat.com>
6140 * calls.c (load_register_parameters): Fix zero size sibcall logic.
6142 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
6144 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
6145 values to 128b regs.
6147 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
6149 PR tree-optimization/70252
6150 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
6151 boolean vector has a proper number of elements.
6152 (supportable_narrowing_operation): Likewise.
6154 2016-03-18 Tom de Vries <tom@codesourcery.com>
6157 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
6159 2016-03-18 Jakub Jelinek <jakub@redhat.com>
6161 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
6162 instead of replace_rtx for DEBUG_INSNs.
6164 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6166 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
6167 load type reservations.
6169 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
6172 * config/pa/constraints.md: Revert 2015-02-13 change. Use
6173 define_constraint for "Q" and "T" constraints.
6175 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
6177 Tweak the pipeline model for Exynos M1
6179 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
6182 2016-03-17 David Malcolm <dmalcolm@redhat.com>
6185 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
6186 where one or both locations aren't within a line_map.
6188 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
6191 * opts.c (finish_options): Don't set flag_pie to the default if
6192 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
6195 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
6197 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
6198 true as ALL_REGS argument to replace_rtx.
6200 2016-03-17 Richard Biener <rguenther@suse.de>
6203 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
6206 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6209 * rtl.h (replace_rtx): Add ALL_REGS argument.
6210 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
6211 equality and assert mode is the same, instead of just rtx pointer
6213 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
6214 true as ALL_REGS argument to replace_rtx.
6216 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
6218 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
6219 for boolean vector with vector mode only.
6220 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6222 2016-03-17 Nick Clifton <nickc@redhat.com>
6225 * config/rx/rx.c (rx_print_integer): Print negative constants in
6228 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6231 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
6233 2016-03-16 Richard Henderson <rth@redhat.com>
6234 Richard Biener <rguenth@suse.de>
6239 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
6240 first operand as is_gimple_condexpr.
6245 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
6246 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
6247 Do not gimplify the result.
6248 (do_unop): Adjust call to tree_vec_extract.
6249 (do_binop): Likewise.
6250 (do_compare): Likewise.
6251 (do_plus_minus): Likewise.
6252 (do_negate): Likewise.
6253 (expand_vector_condition): Likewise.
6254 (do_cond): Likewise.
6256 2016-03-16 Richard Henderson <rth@redhat.com>
6259 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
6260 (aarch64_classify_address): Use it.
6261 (aarch64_legitimize_address): Force all subexpressions of PLUS
6262 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
6264 2016-03-16 Jakub Jelinek <jakub@redhat.com>
6265 Richard Biener <rguenth@suse.de>
6268 * rtlanal.c (replace_rtx): For REG, if from is a REG,
6269 return to even if only REGNO is equal, and assert
6272 2016-03-11 Jeff Law <law@redhat.com>
6274 PR rtl-optimization/70224
6275 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
6277 2016-03-16 Richard Henderson <rth@redhat.com>
6280 * function.h (struct function): Add has_forced_label_in_static.
6281 * gimplify.c (force_labels_r): Set it.
6282 * lto-streamer-in.c (input_struct_function_base): Read it.
6283 * lto-streamer-out.c (output_struct_function_base): Write it.
6284 * tree-inline.c (has_label_address_in_static_1): Remove.
6285 (copy_forbidden): Remove fndecl parameter; test
6286 has_forced_label_in_static.
6287 (inline_forbidden_p): Update call to copy_forbidden.
6288 (tree_versionable_function_p): Likewise.
6289 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
6290 (chkp_versioning): Likewise.
6291 * tree-inline.h (copy_forbidden): Update decl.
6293 2016-03-16 Marek Polacek <polacek@redhat.com>
6296 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
6297 function being thunked if the result type doesn't have fixed size.
6298 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
6299 doesn't have fixed size.
6301 2016-03-16 Bin Cheng <bin.cheng@arm.com>
6303 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
6304 reporting malformed loop nest.
6306 2016-03-16 Tom de Vries <tom@codesourcery.com>
6309 * ipa-devirt.c (possible_polymorphic_call_targets): Move
6310 nodes.length () == 1 test to before first nodes[0] access.
6312 2016-03-16 Tom de Vries <tom@codesourcery.com>
6314 PR tree-optimization/68715
6315 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
6318 2016-03-16 Tom de Vries <tom@codesourcery.com>
6320 PR tree-optimization/68809
6321 * graphite-scop-detection.c (same_close_phi_node): Test if result types
6324 2016-03-16 Carlos O'Donell <carlos@redhat.com>
6325 Sandra Loosemore <sandra@codesourcery.com>
6327 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
6328 on leaf attribute. Mention ELF interposition problems.
6330 2016-03-16 Alan Modra <amodra@gmail.com>
6332 PR rtl-optimization/69195
6333 PR rtl-optimization/47992
6334 * ira.c (indirect_jump_optimize): Ignore artificial defs.
6337 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
6340 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
6342 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6344 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
6346 2016-03-15 Jakub Jelinek <jakub@redhat.com>
6348 PR rtl-optimization/70222
6349 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
6350 optimization if mode is different from result_mode, queue up masking
6351 of the result in outer_op. Formatting fix.
6354 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
6357 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6359 PR rtl-optimization/69032
6360 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
6361 looping backwards over basic block insns.
6363 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6366 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
6367 to non-speculative when propagating trap bits.
6369 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6371 PR rtl-optimization/63384
6372 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
6375 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6378 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
6379 factored out from ...
6380 (sched_analyze_insn): ... here.
6381 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
6382 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
6383 get_implicit_reg_pending_clobbers in it.
6384 (setup_id_reg_sets): Use setup_id_implicit_regs.
6385 (deps_init_id): Ditto.
6387 2016-03-15 Tom de Vries <tom@codesourcery.com>
6390 * cgraph.c (cgraph_node::get_body): Save, reset and restore
6392 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
6393 execute_function_dump.
6394 (execute_one_pass): Don't dump function if it will be dumped after ipa
6397 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6399 * genrecog.c (match_pattern_2): If pred is NULL don't call
6400 safe_predicate_mode on it.
6402 2016-03-14 Jakub Jelinek <jakub@redhat.com>
6405 * lra-constraints.c (delete_move_and_clobber): Change assertion
6406 to also allow dregno == 0.
6408 2016-03-14 Richard Henderson <rth@redhat.com>
6411 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
6412 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
6413 (reassociate_bb): Use optimize_vec_cond_expr; avoid
6414 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
6417 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
6420 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
6422 (lra_create_live_ranges_1): initialize hard register biggest_mode to
6424 * lra-constraints.c (split_reg): For hard regs, try to find the
6425 biggest single-register mode used in the function.
6427 2016-03-14 Richard Biener <rguenther@suse.de>
6429 PR tree-optimization/56365
6430 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
6431 constants to compare against.
6433 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
6436 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
6437 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
6438 (define_split for the GPR case): Use int_reg_operand instead of
6439 gpc_reg_operand for the output.
6441 2016-03-14 Tom de Vries <tom@codesourcery.com>
6443 PR tree-optimization/70045
6444 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
6445 create_empty_if_region_on_edge argument.
6447 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
6449 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
6450 (STACK_CHECK_PROTECT): Likewise.
6451 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6452 (STACK_CHECK_PROTECT): Likewise.
6453 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6454 (STACK_CHECK_PROTECT): Likewise.
6455 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
6456 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
6457 (STACK_CHECK_PROTECT): Likewise.
6459 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
6461 PR rtl-optimization/69307
6462 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
6463 registers in modes that span more than one register.
6465 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
6468 * lra-constraints.c (delete_move_and_clobber): New.
6469 (remove_inheritance_pseudos): Use it.
6471 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
6474 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
6475 the libcall is LCT_THROW.
6476 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
6477 for the checking routine.
6479 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6482 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
6483 optimization if we have direct move.
6484 (roundu32<mode>2_fprs): Likewise.
6486 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
6489 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
6491 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
6492 Arguments swapped. All callers changed. Take reg_renumber into
6493 account, and Calculate and compare register ranges for hard regs.
6495 2016-03-11 Jeff Law <law@redhat.com>
6497 PR tree-optimization/70190
6498 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6499 Handle cases where we can not extract the taken edge, even though we
6500 found a constant value.
6502 PR tree-optimization/64058
6503 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
6504 (num_coalesce_pairs): Move up earlier in file.
6505 (find_coalesce_pair): Initialize the INDEX field for each pair
6507 (compare_pairs): No longer sort on the elements in each pair.
6508 Instead break ties with the index of the coalesce pair.
6510 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6513 * config/aarch64/aarch64-protos.h
6514 (aarch64_save_restore_target_globals): New prototype.
6515 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
6516 Call the above when popping pragma.
6517 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
6519 (aarch64_set_current_function): Rewrite using the above.
6521 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6523 PR tree-optimization/70177
6524 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
6525 (extract_ops_from_tree): ... this. In the 2 argument
6526 overload remove _1 suffix.
6527 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
6528 (extract_ops_from_tree): ... this.
6529 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
6531 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6532 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
6533 extract_ops_from_tree instead of 2 operand one.
6535 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
6537 PR tree-optimization/70013
6538 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
6539 for constant-pool entries.
6541 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6543 PR rtl-optimization/70174
6544 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
6545 followed by gen_lowpart on force_reg instead of just gen_lowpart.
6547 PR tree-optimization/70169
6548 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
6549 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
6552 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
6553 Jakub Jelinek <jakub@redhat.com>
6556 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
6557 of uninitialized values.
6559 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6561 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
6563 ("*trunctddd2"): New pattern definition.
6564 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
6567 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6569 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
6570 definitions for BFP and DFP rounding modes.
6571 ("fixuns_truncdddi2", "fixuns_trunctddi2")
6572 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
6573 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
6574 ("fix_trunctf<mode>2"): Use the new constants instead of magic
6577 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6579 * config/s390/constraints.md: Adjust comment.
6580 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
6581 s390_decompose_addrstyle_without_index.
6582 * config/s390/predicates.md (shift_count_or_setmem_operand):
6583 Rename to setmem_operand.
6584 * config/s390/s390-protos.h
6585 (s390_decompose_shift_count): Rename to
6586 s390_decompose_addrstyle_without_index.
6587 * config/s390/s390.c (s390_decompose_shift_count)
6588 (s390_mem_constraint, print_shift_count_operand)
6589 (print_operand_address, print_operand): Rename
6590 s390_decompose_shift_count to
6591 s390_decompose_addrstyle_without_index and rename
6592 print_shift_count_operand to print_addrstyle_operand troughout the
6594 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
6595 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
6596 Rename shift_count_or_setmem_operand to setmem_operand.
6597 * config/s390/vx-builtins.md ("vec_insert<mode>")
6598 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
6601 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6604 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6605 Handle overlapping retval and newval.
6607 2016-03-10 Nick Clifton <nickc@redhat.com>
6610 * config/aarch64/aarch64.c
6611 (aarch64_override_options_after_change_1): When forcing
6612 flag_omit_frame_pointer to be true, use a special value that can
6613 be detected if this function is called again, thus preventing
6614 flag_omit_leaf_frame_pointer from being forced to be false.
6616 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6618 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
6619 Set x_flag_omit_leaf_frame_pointer when handling
6620 -momit-leaf-frame-pointer.
6622 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6625 * cgraph.c (cgraph_node::dump): Dump split_part and
6626 indirect_call_target.
6627 * cgraph.h (cgraph_node): Add indirect_call_target flag.
6628 * ipa.c (has_addr_references_p): Cleanup.
6629 (is_indirect_call_target_p): New.
6630 (walk_polymorphic_call_targets): Do not mark virtuals that may be
6631 called indirectly as local.
6632 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
6634 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6637 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6638 on cxa_pure_virtual.
6640 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6643 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
6645 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6648 * tree.c (need_assembler_name_p): Only record main variant type names.
6650 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6653 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
6654 Always define to 0 or 1.
6655 (TARGET_FIX_ERR_A53_843419): New macro.
6656 * config/aarch64/aarch64-elf-raw.h
6657 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
6658 * config/aarch64/aarch64-linux.h: Likewise.
6659 * config/aarch64/aarch64.c
6660 (aarch64_override_options_after_change_1): Do not default
6661 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
6663 (aarch64_attributes): Handle fix-cortex-a53-843419.
6664 (aarch64_can_inline_p): Likewise.
6665 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
6667 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
6668 Jakub Jelinek <jakub@redhat.com>
6670 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6671 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6672 DECL_COMMONS if flag_unconstrained_commons is set.
6673 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6674 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6675 (funconstrained-commons): Document.
6677 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6679 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6680 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6682 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6684 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6685 has a proper number of elements.
6687 2016-03-10 Alan Modra <amodra@gmail.com>
6689 PR rtl-optimization/69195
6690 PR rtl-optimization/47992
6691 * ira.c (recorded_label_ref): Delete.
6692 (update_equiv_regs): Return void.
6693 (indirect_jump_optimize): New function.
6694 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6695 before regstat_compute_ri. Don't rebuild_jump_labels here.
6696 Delete update_regstat.
6698 2016-03-10 Richard Biener <rguenther@suse.de>
6700 PR tree-optimization/70128
6701 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6702 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6704 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6706 PR tree-optimization/70152
6707 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6708 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6711 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6712 instead of gen_sse2_loadlpd.
6713 * config/i386/sse.md (*vec_concatv2df): Rename to...
6714 (vec_concatv2df): ... this.
6716 PR tree-optimization/70127
6717 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6719 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6723 * diagnostic-show-locus.c (compatible_locations_p): New function.
6724 (layout::layout): Sanitize ranges using compatible_locations_p.
6726 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6730 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6731 location_range param with three const expanded_locations * and a
6733 (layout::layout): Replace call to
6734 rich_location::lazily_expand_location with get_expanded_location.
6735 Extract the range and perform location expansion here, passing
6736 the results to the layout_range ctor.
6737 * diagnostic.c (source_range::debug): Delete.
6738 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6739 of rich_location::get_expanded_location.
6740 * gcc-rich-location.c (get_range_for_expr): Delete.
6741 (gcc_rich_location::add_expr): Reimplement to avoid the
6742 rich_location::add_range overload that took a location_range,
6743 passing a location_t instead.
6745 2016-03-09 Richard Biener <rguenther@suse.de>
6746 Jakub Jelinek <jakub@redhat.com>
6748 PR tree-optimization/70138
6749 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6750 Also skip vect_double_reduction_def.
6752 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6755 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6756 if the operand is "m".
6758 2016-03-09 Nathan Sidwell <nathan@acm.org>
6760 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6762 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6764 * config/i386/i386.c (processor_target_table): Fix cost table
6765 intialization order for znver1.
6767 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6769 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6770 - becuase -> because.
6771 * ipa-reference.c (ignore_module_statics): Likewise.
6772 * cgraph.c (cgraph_node::get_body): Likewise.
6773 * ipa-inline.c (early_inliner): Likewise.
6774 * ipa-devirt.c (types_same_for_odr): Likewise.
6775 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6776 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6778 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6780 * tree-ssa-math-opts.c: Fix typo in comment.
6782 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6785 * config/i386/i386.c (scalar_chain::make_vector_copies,
6786 scalar_chain::convert_reg): Call end_sequence in between
6787 get_insns and emit_conversion_insns rather than after both
6790 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6793 * config/i386/i386.h (machine_function): Add
6794 pc_thunk_call_expanded flag.
6795 (ix86_pc_thunk_call_expanded): New define.
6796 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6797 (*set_got): Rename insn pattern from set_got.
6798 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6799 * config/i386/i386.c (ix86_compute_frame_layout): Use
6800 ix86_pc_thunk_call_expanded to prevent red-zone.
6802 2016-03-07 Martin Jambor <mjambor@suse.cz>
6804 * hsa.h (hsa_get_ctor_statements): Declare.
6805 (hsa_get_dtor_statements): Likewise.
6806 (hsa_get_kernel_dispatch_type): Likewise.
6807 * hsa.c (hsa_get_ctor_statements): New function.
6808 (hsa_get_dtor_statements): Likewise.
6809 (hsa_get_kernel_dispatch_type): Likewise.
6810 * hsa-brig.c (hsa_cdtor_statements): Removed.
6811 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6812 hsa_get_dtor_statements.
6813 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6814 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6816 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6818 * config/arm/arm-cores.def (cortex-r8): New.
6819 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6820 * config/arm/arm-tune.md: Likewise.
6821 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6823 2016-03-07 Martin Sebor <msebor@redhat.com>
6825 PR rtl-optimization/19705
6826 * doc/invoke.texi (Options That Control Optimization): Clarify
6827 -fno-branch-count-reg.
6829 2016-02-26 Richard Biener <rguenther@suse.de>
6830 Jeff Law <law@redhat.com>
6832 PR tree-optimization/69740
6833 * cfghooks.c (remove_edge): Request loop fixups if we delete
6834 an edge that might turn an irreducible loop into a natural
6836 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6837 Move after definition of loops_state_clear.
6839 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6841 PR rtl-optimization/69052
6842 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6845 2016-03-07 Tom de Vries <tom@codesourcery.com>
6847 PR tree-optimization/70116
6848 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6849 is_tm_ending stmts and ubsan/asan internal functions.
6850 (find_duplicate): Use it. Don't test is_tm_ending here.
6852 2016-03-07 Richard Biener <rguenther@suse.de>
6854 PR tree-optimization/70115
6855 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6856 (propagate_constants_for_unrolling): Use replace_uses_by.
6858 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6861 * omp-low.c (struct oacc_loop): Add ifns.
6862 (new_oacc_loop_raw): Initialize it.
6863 (finish_oacc_loop): Clear mask & flags if no ifns.
6864 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6865 (oacc_loop_xform_loop): Add ifns arg & adjust.
6866 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6868 2016-03-07 Richard Henderson <rth@redhat.com>
6871 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6872 (insert_value_copy_on_edge): Likewise.
6874 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6876 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6878 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6881 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6883 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6885 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6887 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6889 Fix sseimul type attribute.
6890 * config/i386/znver1.md
6891 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6892 znver1_sseimul_avx256_load) : Fix the type attribute.
6893 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6894 pipe usage and latency.
6896 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6899 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6900 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6903 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6906 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6908 PR rtl-optimization/69941
6909 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6910 the reg share its mode.
6912 2016-03-04 Jeff Law <law@redhat.com>
6914 PR tree-optimization/69196
6915 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6916 If the both SSA_NAMEs are anonymous, then consider them unassociated
6917 and include the PHI in the statement count.
6919 2016-03-05 Tom de Vries <tom@codesourcery.com>
6921 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6922 construct in oacc routine. Check for oacc region in oacc routine.
6924 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6927 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6928 2016-02-22 changes, instead don't recurse if RECUR is already true.
6929 Don't change *dynamic_check if RECUR. Adjust recursive caller
6930 to pass true to the new argument.
6931 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6934 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6935 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6937 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6939 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6941 PR rtl-optimization/57676
6942 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6945 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6947 * tree-vect-patterns.c (search_type_for_mask): Handle
6948 comparison of booleans.
6950 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6952 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6956 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6957 all other ops that have dw_val_class_die_ref operands,
6958 and DW_OP_GNU_entry_value.
6960 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6962 PR rtl-optimization/69904
6963 * config/arm/arm.c (arm_cannot_copy_insn_p):
6964 Return true for load-exclusive instructions.
6966 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6969 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6970 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6971 the pattern no matter if it is used just by non-pattern, pattern
6973 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6974 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6975 oprnd1 def_stmt is in pattern, don't look through it.
6977 2016-03-03 Marek Polacek <polacek@redhat.com>
6980 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6982 2016-03-03 Martin Liska <mliska@suse.cz>
6984 PR tree-optimization/70043
6985 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6986 previous statement if we see a debug statement.
6988 2016-03-03 Richard Biener <rguenther@suse.de>
6990 PR tree-optimization/55936
6991 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6992 parameter and guard unsafe equivalence use.
6993 (vrp_evaluate_conditional_warnv_with_ops): Always use
6994 safe equivalences but not via the quadratic compare_names
6997 2016-03-03 Michael Collison <michael.collison@linaro.org>
7000 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
7001 for operand 1 to s_register_operand. Change predicate for operand
7002 2 to arm_not_immediate_operand.
7004 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
7006 * doc/tm.texi: Regenerated.
7008 2016-03-02 Richard Henderson <rth@redhat.com>
7011 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
7012 simplification when all args are positive non-fixed registers.
7014 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7016 * target.def (lra_p): Specify that new ports should use LRA.
7018 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7021 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
7022 gimplify_type_sizes the type they refer to.
7023 (omp_notice_variable): Handle reference vars to VLAs.
7024 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
7025 reference to VLA decls in the second pass instead of first pass.
7027 2016-03-02 Tom de Vries <tom@codesourcery.com>
7029 PR tree-optimization/68659
7030 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
7031 new_expr == NULL_TREE.
7032 (get_new_name): Handle ADDR_EXPR.
7034 2016-03-02 Bin Cheng <bin.cheng@arm.com>
7036 PR rtl-optimization/69052
7037 * loop-invariant.c (canonicalize_address): New function.
7038 (inv_can_prop_to_addr_use): Check validity of address expression
7039 which is canonicalized by above function.
7041 2016-03-02 Alan Modra <amodra@gmail.com>
7044 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
7047 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7050 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
7051 (*movhi_internal): Put mask moves from and to memory separately
7052 from moves from/to GPRs.
7054 2016-03-02 Richard Biener <rguenther@suse.de>
7056 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
7057 GENERIC expressions in GIMPLE.
7059 2016-03-02 Richard Biener <rguenther@suse.de>
7061 * config/i386/i386.c (type_natural_mode): Fix typo.
7063 2016-03-02 Nick Clifton <nickc@redhat.com>
7065 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
7067 2016-03-02 Richard Biener <rguenther@suse.de>
7068 Uros Bizjak <ubizjak@gmail.com>
7071 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
7073 2016-03-02 Richard Biener <rguenther@suse.de>
7076 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
7078 2016-03-02 Marek Polacek <polacek@redhat.com>
7081 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
7082 "is promoted to" warning.
7084 2016-03-01 DJ Delorie <dj@redhat.com>
7086 * config.gcc: Deprecate mep-*.
7088 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
7091 * lra-constraints.c (regno_val_use_in): New.
7092 (match_reload): Use it instead of regno_use_in.
7094 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7096 PR rtl-optimization/70007
7097 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
7098 references present in REG_EQUAL notes attached to non-SET patterns.
7100 2016-03-01 Jeff Law <law@redhat.com>
7102 PR tree-optimization/69196
7103 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7104 Appropriately clamp the number of statements to copy when the
7105 thread path does not traverse a loop backedge.
7107 PR tree-optimization/69196
7108 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7109 Do count some PHIs in the thread path against the insn count. Decrease
7110 final statement count by one as the control statement in the last
7111 block will get removed. Remove special cased code for handling PHIs
7114 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
7117 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
7118 asm dialect alternatives to explicit GOTPCREL calls.
7120 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7123 * ira.c (do_reload): Issue warning for generic stack checking here...
7124 * reload1.c (reload): ...instead of here and streamline it.
7126 2016-03-01 Nick Clifton <nickc@redhat.com>
7128 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
7130 2016-03-01 Richard Biener <rguenther@suse.de>
7132 PR tree-optimization/69983
7133 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
7134 types and fall back to operand_equal_p.
7136 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7139 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7141 * config/s390/constraints.md ("jm8"): New constraint.
7142 * config/s390/predicates.md ("const_int_8bitset_operand"): New
7144 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
7146 ("*setmem_long<setmem_and>"): New pattern.
7147 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
7149 ("*setmem_long_31z<setmem_and>"): New pattern.
7150 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
7151 New substitution rules with the required attributes.
7154 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7157 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7159 * gensupport.c (process_substs_on_one_elem): Split loop to
7160 complete mark_operands_used_in_match_dup on all expressions in the
7162 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7163 and remove function.
7165 2016-03-01 Richard Biener <rguenther@suse.de>
7168 * fold-const.c (fold_indirect_ref_1): Fix range checking for
7169 vector BIT_FIELD_REF extract.
7171 2016-03-01 Richard Biener <rguenther@suse.de>
7173 PR tree-optimization/69994
7174 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
7176 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
7178 PR tree-optimization/69956
7179 * tree-vect-stmts.c (supportable_widening_operation): Support
7180 multi-step conversion of boolean vectors.
7181 (supportable_narrowing_operation): Likewise.
7183 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7185 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
7188 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7190 * config/s390/subst.md (DSI_VI): New mode iterator.
7191 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
7192 * config/s390/vector.md ("vec_set<mode>"): Move expander before
7193 the insn definition.
7194 ("*vec_set<mode>"): Change predicate and add alternative to
7195 support only either register or const_int operands as element
7197 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
7199 ("vec_extract<mode>"): New expander.
7200 ("*vec_extract<mode>"): New insn definition supporting reg and
7201 const_int element selectors.
7202 ("*vec_extract<mode>_plus"): New insn definition supporting
7203 reg+const_int element selectors.
7204 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
7205 following expander+insn definition.
7206 ("<vec_shifts_name><mode>3"): New expander.
7207 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
7209 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7211 * config/s390/s390.md ("*tabort_1"): Change predicate to
7212 nonmemory_operand. Add a second alternative to cover
7213 register as well as const int operands.
7214 ("*tabort_1_plus"): New pattern definition.
7216 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7218 * config/s390/s390.md ("*ashrdi3_cc_31")
7219 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
7220 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
7221 Merge insn definitions into ...
7222 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7223 New pattern definition.
7224 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
7225 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
7226 ("*ashr<mode>3_and"): Merge insn definitions into ...
7227 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7228 New pattern definition.
7229 * config/s390/subst.md ("addr_style_op_cc_subst")
7230 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
7231 substitutions patterns plus attributes.
7232 Add ashiftrt to SUBST iterator.
7234 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7236 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
7237 op2 to nonmemory_operand.
7238 ("*<shift>di3_31", "*<shift>di3_31_and"):
7239 Merge into single pattern definition ...
7240 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
7241 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
7242 pattern definition ...
7243 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
7244 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
7247 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7249 * config/s390/predicates.md (const_int_6bitset_operand): New
7251 * config/s390/s390.md: Include subst.md.
7252 ("rotl<mode>3"): New expander.
7253 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
7255 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
7256 * config/s390/subst.md: New file.
7258 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7260 * config/s390/s390.md ("op_type", "atype", "length" attributes):
7261 Remove RRR type. It doesn't really exist.
7262 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
7264 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
7265 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
7266 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
7267 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
7268 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
7269 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
7270 `enabled' attribute.
7272 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7274 * gensupport.c (process_substs_on_one_elem): Split loop to
7275 complete mark_operands_used_in_match_dup on all expressions in the
7277 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7278 and remove function.
7280 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7283 * config/sparc/sparc.c (NWORDS_UP): Rename to...
7284 (CEIL_NWORDS): ...this. Use CEIL macro.
7285 (compute_fp_layout): Adjust to above renaming.
7286 (function_arg_union_value): Likewise.
7287 (sparc_arg_partial_bytes): Likewise.
7288 (sparc_function_arg_advance): Likewise.
7290 2016-02-29 Jeff Law <law@redhat.com>
7292 PR tree-optimization/70005
7293 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
7294 where an object with a boolean range is compared against a value
7297 PR tree-optimization/69999
7298 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
7299 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
7302 2016-02-29 Richard Biener <rguenther@suse.de>
7304 PR tree-optimization/69994
7305 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
7306 (get_unary_op): Look through nop conversions.
7307 (ops_equal_values_p): New function, look for equality diregarding
7309 (eliminate_plus_minus_pair): Use ops_equal_values_p
7310 (repropagate_negates): Do not use get_unary_op here.
7312 2016-02-29 Martin Liska <mliska@suse.cz>
7314 * system.h: Poison ENABLE_CHECKING macro.
7316 2016-02-29 Martin Liska <mliska@suse.cz>
7318 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
7319 is presented in dump flags.
7320 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7321 (hsa_regalloc): Likewise.
7323 2016-02-19 Richard Biener <rguenther@suse.de>
7325 PR tree-optimization/69980
7326 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
7327 permutation of those we need to keep.
7329 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7332 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
7333 (NWORDS_UP): ...this
7334 (init_cumulative_args): Minor tweaks.
7335 (sparc_promote_function_mode): Likewise.
7336 (scan_record_type): Delete.
7337 (traverse_record_type): New function template.
7338 (classify_data_t): New structure type.
7339 (classify_registers): New inline function.
7340 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
7341 exhausted. Instantiate traverse_record_type on classify_registers and
7342 deal with the case of a structure passed in slot #15 with no FP field
7344 (assign_data_t): New structure type.
7345 (compute_int_layout): New static function.
7346 (compute_fp_layout): Likewise.
7347 (count_registers): New inline function.
7348 (assign_int_registers): New static function.
7349 (assign_fp_registers): Likewise.
7350 (assign_registers): New inline function.
7351 (function_arg_record_value_1): Delete.
7352 (function_arg_record_value_2): Likewise.
7353 (function_arg_record_value_3): Likewise.
7354 (function_arg_record_value): Adjust to above changes. Instantiate
7355 traverse_record_type on count_registers to first count the number of
7356 registers to be used and then on assign_registers to assign them.
7357 (function_arg_union_value): Adjust to above renaming.
7358 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
7359 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
7360 case of a structure passed in slot #15
7361 (sparc_function_arg_advance): Likewise.
7362 (function_arg_padding): Minor tweak.
7364 2016-02-29 Richard Biener <rguenther@suse.de>
7366 PR tree-optimization/69720
7367 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
7368 the adjustment_def path for possibly vectorized defs.
7369 (vect_create_epilog_for_reduction): Handle vectorized initial
7372 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
7374 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
7376 2016-02-27 Jeff Law <law@redhat.com>
7379 2016-02-26 Richard Biener <rguenther@suse.de>
7380 Jeff Law <law@redhat.com>
7382 PR tree-optimization/69740
7383 * cfghooks.c (remove_edge): Request loop fixups if we delete
7384 an edge that might turn an irreducible loop into a natural
7387 2016-02-27 Jakub Jelinek <jakub@redhat.com>
7389 PR rtl-optimization/69896
7390 * tree-vect-generic.c (get_compute_type): Avoid single element
7393 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
7395 Rename the AArch64 tuning option and related functions to enable the
7396 Newton series for the reciprocal square root to reflect its
7397 approximative characteristic.
7399 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
7400 function to "aarch64_emit_approx_rsqrt".
7401 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
7402 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
7403 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
7404 (xgene1_tunings): Likewise.
7405 (use_rsqrt_p): Likewise.
7406 (aarch64_emit_swrsqrt): Use new function name.
7407 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
7408 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
7409 text explaining this option.
7410 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
7412 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7415 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
7416 complain about -mallow-movmisalign without -mvsx if
7417 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
7419 2016-02-26 Joel Sherrill <joel@rtems.org>
7421 * config.gcc: Add x86_64-*-rtems*.
7422 * gcc/config/i386/rtems-64.h: New file.
7424 2016-02-26 Joel Sherrill <joel@rtems.org>
7426 * config.gcc: Add aarch64-*-rtems*.
7427 * gcc/config/aarch64/rtems.h: New file.
7429 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
7432 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
7433 shift amount using %h. Add comment.
7435 2016-02-26 Richard Biener <rguenther@suse.de>
7436 Jeff Law <law@redhat.com>
7438 PR tree-optimization/69740
7439 * cfghooks.c (remove_edge): Request loop fixups if we delete
7440 an edge that might turn an irreducible loop into a natural
7443 2016-02-26 Martin Jambor <mjambor@suse.cz>
7446 * tree-sra.c (sra_modify_assign): Do not remove loads of
7447 uninitialized aggregates to SSA_NAMEs.
7449 2016-02-26 Richard Henderson <rth@redhat.com>
7452 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
7453 pseudo in case the target rtx matches the source of the left
7456 2016-02-26 Martin Jambor <mjambor@suse.cz>
7459 * hsa.h (hsa_type_packed_p): Declare.
7460 * hsa.c (hsa_type_packed_p): New function.
7461 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
7463 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
7464 * hsa-brig.c (emit_basic_insn): Likewise.
7466 2016-02-26 Martin Jambor <mjambor@suse.cz>
7469 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
7471 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
7473 2016-02-26 Martin Jambor <mjambor@suse.cz>
7475 * hsa.h (is_a_helper): New overload for hsa_op_immed for
7476 hsa_op_with_type operands.
7477 (hsa_unsigned_type_for_type): Declare.
7478 * hsa.c (hsa_unsigned_type_for_type): New function.
7479 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
7480 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
7481 the finalizer. Do not emit extra move.
7483 2016-02-26 Martin Jambor <mjambor@suse.cz>
7485 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
7486 atomic operations in private segment.
7488 2016-02-26 Martin Jambor <mjambor@suse.cz>
7490 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
7491 statements to wi->info. Also disallow omp simd constructs.
7492 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
7493 for not gridifying. Dump special string for omp_for.
7495 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7498 * config/aarch64/aarch64.c (aarch64_set_current_function):
7499 Save/restore target globals when switching to
7500 target_option_default_node.
7502 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7505 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
7506 Return 0 if !SHIFT_COUNT_TRUNCATED.
7508 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7509 Eric Botcazou <ebotcazou@adacore.com>
7511 PR rtl-optimization/69891
7512 * dse.c (scan_insn): If we can't figure out memset arguments
7513 or they are non-constant, call clear_rhs_from_active_local_stores.
7515 2016-02-26 Martin Liska <mliska@suse.cz>
7517 * doc/extend.texi: Mention clog10, clog10f an clog10l
7518 in Builtins section.
7520 2016-02-26 Martin Liska <mliska@suse.cz>
7522 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
7524 (resolve_args_picking_1): Likewise.
7525 * dwarf2out.h (struct GTY): Likewise.
7527 2016-02-26 Martin Liska <mliska@suse.cz>
7529 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
7531 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7533 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
7534 Martin Liska <mliska@suse.cz>
7536 * doc/install.texi: Mention --enable-valgrind-annotations.
7538 2016-02-26 Richard Biener <rguenther@suse.de>
7540 PR tree-optimization/69551
7541 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
7542 looking through aliases adjust DECL_PT_UID to refer to the
7543 ultimate alias target.
7545 2016-02-25 Martin Liska <mliska@suse.cz>
7548 * alloc-pool.c (after_memory_report): New variable.
7549 * alloc-pool.h (base_pool_allocator ::release): Do not use
7550 the infrastructure if after_memory_report.
7551 * toplev.c (toplev::main): Mark after memory report.
7553 2016-02-25 Richard Biener <rguenther@suse.de>
7555 PR tree-optimization/48795
7556 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
7558 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
7561 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
7562 offloading is enabled and -fopenacc or -fopenmp is specified.
7563 (CRTOFFLOADEND): Likewise.
7564 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
7565 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
7566 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
7567 (offload_objects_file_name): New static var.
7568 (tool_cleanup): Remove offload_objects_file_name file.
7569 (find_offloadbeginend): Replace with ...
7570 (find_crtoffloadtable): ... this.
7571 (run_gcc): Remove offload_argc and offload_argv.
7572 Get offload_objects_file_name from -foffload-objects=... option.
7573 Read names of object files with offload from this file, pass them to
7574 compile_images_for_offload_targets. Don't call find_offloadbeginend and
7575 don't pass offloadbegin and offloadend to the linker. Don't pass
7576 offload non-LTO files to the linker, because now they're not claimed.
7578 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
7581 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7582 on builtin_unreachable.
7584 2016-02-25 Jakub Jelinek <jakub@redhat.com>
7586 PR rtl-optimization/69896
7587 * regcprop.c: Include cfgrtl.h.
7588 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
7589 than remembered mode, either delete it (if noop_move_p), or
7590 treat like copy_p but not noop_p instruction.
7592 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7595 * dwarf2out.c (gen_variable_die): Work around buggy LTO
7596 - allow NULL decl for Fortran DW_TAG_common_block variables.
7598 2016-02-24 Jason Merrill <jason@redhat.com>
7600 * common.opt (flifetime-dse): Add -flifetime-dse=1.
7602 2016-02-24 Richard Biener <rguenther@suse.de>
7603 Jakub Jelinek <jakub@redhat.com>
7606 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
7607 conditionally executed ops to well-defined overflow behavior.
7609 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7612 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
7615 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7617 PR rtl-optimization/69886
7618 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
7619 argument. Use it when checking validity of set instructions.
7620 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
7621 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
7623 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
7624 * store-motion.c (find_moveable_store): Update
7625 can_assign_to_reg_without_clobbers_p callsite.
7627 2016-02-24 Richard Biener <rguenther@suse.de>
7630 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
7632 (record_nonwrapping_iv): Do not fall back to the low/high bound
7633 for non-constant IV bases if the stmt is not always executed.
7635 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7637 * config/arm/arm-cores.def (cortex-a32): New entry.
7638 * config/arm/arm-tables.opt: Regenerate.
7639 * config/arm/arm-tune.md: Regenerate.
7640 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
7641 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
7642 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
7643 for -mcpu and -mtune.
7645 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7648 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
7649 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
7650 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
7651 (atomic_loaddi_1): Delete.
7652 (atomic_loaddi): Rewrite expander using the above changes.
7654 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7657 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
7660 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7661 Richard Biener <rguenth@suse.de>
7664 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
7665 set_mem_attributes if tem is SSA_NAME which got expanded
7668 2016-02-24 Richard Biener <rguenther@suse.de>
7670 PR tree-optimization/69907
7671 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7672 end of permutations for BB vectorization.
7674 2016-02-24 Christian Bruel <christian.bruel@st.com>
7676 * config/arm/arm-c.c (arm_option_override): Initialize
7677 target_option_current_node.
7678 * config/arm/arm.c (arm_pragma_target_parse): Replace
7679 build_target_option_node call by target_option_current_node.
7680 Set target_option_current_node.
7683 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7686 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7687 define_insn_and_split to define_insn.
7688 (zero_extendqi<mode>2_dot2): Same.
7689 (extendqi<mode>2_dot): Same.
7690 (extendqi<mode>2_dot2): Same.
7692 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7694 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7695 and add bypass for AES{D,E} and AESMC pairs.
7696 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7699 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7701 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7702 series for reciprocal square root in Exynos M1.
7704 2016-02-23 Martin Sebor <msebor@redhat.com>
7707 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7708 __builtin_alloca_with_align.
7710 2016-02-23 Richard Henderson <rth@redhat.com>
7712 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7713 (ix86_register_pragmas): Remove __seg_tls.
7714 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7715 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7716 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7717 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7718 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7719 * doc/extend.texi (__seg_tls): Remove item.
7721 2016-02-23 Richard Biener <rguenther@suse.de>
7723 * alloc-pool.h (struct allocation_object): Make id member
7724 conditional on CHECKING_P again.
7725 (get_instance): Adjust.
7726 (base_pool_allocator): Likewise.
7728 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7730 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7731 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7733 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7735 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7737 2016-02-23 Richard Biener <rguenther@suse.de>
7739 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7740 * bitmap.h (struct bitmap_usage): Likewise.
7741 (bitmap_move): Declare.
7742 * bitmap.c (register_overhead): Take size_t argument.
7743 (bitmap_move): New function.
7744 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7745 to properly account overhead.
7746 * tree.c (free_node): Use tree_size.
7748 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7751 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7752 when inverting comparison.
7755 * common.opt (Wunreachable-code): Add Warning flag.
7757 2016-02-23 Mark Wielaard <mjw@redhat.com>
7758 Jakub Jelinek <jakub@redhat.com>
7761 * cgraphunit.c (check_global_declaration): Check main_input_filename
7762 and DECL_SOURCE_FILE are not NULL.
7764 2016-02-23 Martin Jambor <mjambor@suse.cz>
7766 PR tree-optimization/69666
7767 * tree-sra.c (sra_modify_assign): Do not attempt to create
7768 default_def replacements for unscalarizable regions.
7770 2016-02-20 Mark Wielaard <mjw@redhat.com>
7773 * cgraphunit.c (check_global_declaration): Check level of
7774 warn_unused_const_variable and main_input_filename.
7775 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7776 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7777 (-Wunused-const-variable): Explain levels 1 and 2.
7779 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7782 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7783 identical arguments. Formatting and spelling fixes.
7786 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7791 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7792 and m68k-devices.def.
7793 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7794 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7796 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7798 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7799 and HImode registers.
7801 2016-02-22 Richard Biener <rguenther@suse.de>
7803 PR tree-optimization/69882
7804 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7805 preserve permutations present because of gaps.
7806 (vect_supported_load_permutation_p): Always continue checking
7807 permutations after vect_attempt_slp_rearrange_stmts.
7809 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7811 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7812 min_profitable_estimate, rather than min_profitable_iters.
7814 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7817 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7818 SImode for last match_operand.
7820 2016-02-22 Martin Liska <mliska@suse.cz>
7822 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7823 return bitsize - 1 as the return value.
7825 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7829 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7830 Handle negative shift counts.
7831 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7832 force_reg on the shift constant.
7833 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7834 (lshrsi3_d): Handle negative shift counts.
7836 2016-02-22 Richard Biener <rguenther@suse.de>
7837 Tom de Vries <tom@codesourcery.com>
7839 * graph.c: Include dumpfile.h.
7840 (print_graph_cfg): Split into three overloads.
7841 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7843 2016-02-22 Tom de Vries <tom@codesourcery.com>
7845 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7848 2016-02-22 Richard Biener <rguenther@suse.de>
7851 * ipa-inline-transform.c (inline_call): When not updating
7852 overall summaries adjust self size by the growth estimate.
7853 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7854 hash-set, do not update overall summaries here. Renamed from ...
7855 (inline_to_all_callers): ... this which is now wrapping the
7856 above and performing delayed overall summary update.
7857 (early_inline_small_functions): Delay updating of the overall
7860 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7862 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7865 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7868 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7869 :%* in %:gt() argument.
7870 (greater_than_spec_func): Adjust for expecting only numbers,
7871 if there are more than two numbers, compare the last two.
7873 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7875 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7876 -Wnarrowing with -std.
7878 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7881 * expr.c (store_field): Don't use bit-field path if exp is
7882 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7883 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7884 and the assignment can be performed by bitwise copy. Formatting
7888 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7889 call copy_reg_eh_region_note_forward on before and/or after sequences
7890 and remove note from insn if it no longer can throw.
7893 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7896 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7898 * config/s390/vector.md: Add missing commutative operand markers
7899 to the patterns which qualify for one.
7900 * config/s390/vx-builtins.md: Likewise.
7902 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7904 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7905 types to mode iterators.
7906 (vec_double): ... and mode attribute.
7907 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7909 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7911 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7912 Change the predicate of op2 from nonimmediate to general and let
7913 reload fix it if necessary.
7915 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7917 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7919 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7921 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7924 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7926 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7927 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7928 * config/s390/s390.md ("movstr<P:mode>"): Call
7929 s390_expand_vec_movstr.
7931 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7933 * config/s390/s390.md: Add missing output modifier for operand 1
7934 to print it as address properly.
7936 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7938 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7939 * config/s390/2964.md: New file.
7940 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7941 of insn grouping attributes depending on the CPU level.
7942 (s390_get_unit_mask): New function.
7943 (s390_sched_score): Remove the OOO from the scheduling macros.
7944 Add loop to calculate a score for the instruction mix.
7945 (s390_sched_reorder): Likewise plus improve debug output.
7946 (s390_sched_variable_issue): Rename macros as above. Calculate
7947 the unit distances after actually scheduling an insn. Improve
7949 (s390_sched_init): Clear last_scheduled_unit_distance array.
7950 * config/s390/s390.md: Include 2964.md.
7952 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7955 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7956 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7957 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7958 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7959 *avx512f_<code>v8div16qi2_mask_1): New insns.
7961 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7964 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7967 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7968 earlyclobber from target. Use wF constraint for fused memory
7970 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7972 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7973 Martin Liska <mliska@suse.cz>
7976 * cfgexpand.c (asan_sanitize_stack_p): New function.
7977 (partition_stack_vars): Use the function.
7978 (expand_stack_vars): Likewise.
7979 (defer_stack_allocation): Likewise.
7980 (expand_used_vars): Likewise.
7982 2016-02-18 Richard Biener <rguenther@suse.de>
7985 * fold-const.c (operand_equal_p): Properly compare offsets for
7986 IMAGPART_EXPR and ARRAY_REF.
7988 2016-02-18 Nick Clifton <nickc@redhat.com>
7992 * config/arm/arm.c (arm_option_override_internal): Disable
7993 interworking if the target does not support thumb instructions.
7994 (arm_reload_in_hi): Handle the case where a register to register
7995 move needs reloading because there is no simple pattern to handle
7997 (arm_reload_out_hi): Likewise.
7999 2016-02-18 Richard Biener <rguenther@suse.de>
8002 * match.pd: Don't use fold_binary or fold_unary for folding
8005 2016-02-17 Jakub Jelinek <jakub@redhat.com>
8008 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
8009 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
8010 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
8011 warn on gimple_no_warning_p statements.
8013 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
8015 * doc/extend.texi (C++ Attributes): Correct description of
8016 warn_unused type attribute.
8018 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8020 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
8021 correct instruction.
8023 2016-02-17 Richard Biener <rguenther@suse.de>
8025 PR rtl-optimization/69609
8026 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
8027 (find_traces_1_round): When ending a trace update cached priority
8029 (bb_to_key): Use cached priority when available.
8030 (copy_bb): Initialize cached priority.
8031 (reorder_basic_blocks_software_trace_cache): Likewise.
8033 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8036 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
8038 (aarch64_comparison_operator): Break overly long line into two.
8039 (aarch64_comparison_operation): Likewise.
8040 * config/aarch64/aarch64.md (cstorecc4): Use
8041 aarch64_comparison_operator_mode instead of
8042 aarch64_comparison_operator.
8043 (cstore<mode>4): Likewise.
8044 (aarch64_cstore<mode>): Likewise.
8045 (*cstoresi_insn_uxtw): Likewise.
8046 (cstore<mode>_neg): Likewise.
8047 (*cstoresi_neg_uxtw): Likewise.
8049 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8052 * config/arm/predicates.md (arm_comparison_operator_mode):
8054 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
8055 instead of arm_comparison_operator.
8056 (*mov_negscc): Likewise.
8057 (*mov_notscc): Likewise.
8058 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
8059 (*thumb2_mov_negscc): Likewise.
8060 (*thumb2_mov_negscc_strict_it): Likewise.
8061 (*thumb2_mov_notscc): Likewise.
8062 (*thumb2_mov_notscc_strict_it): Likewise.
8064 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
8066 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
8069 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
8071 * config/visium/visium.c (machine_libfunc_index): New enum.
8072 (machine_libfuncs): New structure.
8073 (visium_libfuncs): New static variable.
8074 (TARGET_INIT_LIBFUNCS): Define to...
8075 (visium_init_libfuncs): ...this. New function.
8076 (expand_block_move_4): Use the appropriate libfunc.
8077 (expand_block_move_2): Likewise.
8078 (expand_block_move_1): Likewise.
8079 (expand_block_set_4): Likewise.
8080 (expand_block_set_2): Likewise.
8081 (expand_block_set_1): Likewise.
8082 (visium_trampoline_init): Likewise.
8084 2016-02-17 Nick Clifton <nickc@redhat.com>
8086 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
8087 TI's devices.csv file as of March 2016.
8089 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
8092 * opts-global.c (handle_common_deferred_options): Introduce and
8093 initialize two global variables to remember command-line options
8094 specifying a stack-limiting register.
8095 * opts.h: Add extern declarations of the two new global variables.
8096 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
8097 variable based on the values of the two new global variables.
8099 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8102 * common.opt (Wnonnull-compare): New warning.
8103 * doc/invoke.texi (-Wnonnull): Remove text about comparison
8104 of arguments against NULL.
8105 (-Wnonnull-compare): Document.
8106 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
8107 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
8108 * passes.def (pass_warn_nonnull_compare): Add.
8109 * gimple-ssa-nonnull-compare.c: New file.
8111 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8113 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
8114 AARCH64_EXTRA_TUNE_RECIP_SQRT.
8116 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8118 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
8119 reciprocal sqrt for -mlow-precision-recip-sqrt.
8121 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8122 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8124 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
8125 always use lane loads to construct non-constant vectors.
8127 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8129 * config/aarch64/aarch64.md
8130 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
8131 constraints for operand 3.
8132 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
8134 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8135 Richard Biener <rguenther@suse.de>
8137 PR tree-optimization/69820
8138 * tree-vect-patterns.c (type_conversion_p): Return false if
8139 *orig_type is unsigned single precision or boolean.
8140 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
8143 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8145 PR rtl-optimization/69764
8146 PR rtl-optimization/69771
8147 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
8148 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
8150 2016-02-16 Richard Biener <rguenther@suse.de>
8152 PR tree-optimization/69776
8153 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
8155 (indirect_refs_may_alias_p): Likewise.
8156 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
8157 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
8158 according to tbaa_p.
8159 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
8160 (optimize_stmt): For redundant store discovery do not allow tbaa.
8162 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
8164 PR tree-optimization/69714
8165 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
8166 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
8168 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
8170 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
8171 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
8172 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
8173 * config/arc/arc.c (arc_init): Check FPU options.
8174 (get_arc_condition_code): Handle new CC_FPU* modes.
8175 (arc_select_cc_mode): Likewise.
8176 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
8177 register pair only. Allow access for ARCv2 accumulator.
8178 (gen_compare_reg): Whenever we have FPU support use FPU compare
8180 (arc_reorg): Don't generate brcc insns when FPU compare
8181 instructions are involved.
8182 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
8183 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
8184 floating point emulation.
8185 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
8186 (REVERSE_CONDITION): Add new CC_FPU* modes.
8187 (TARGET_FP_SP_BASE): Define.
8188 (TARGET_FP_DP_BASE): Likewise.
8189 (TARGET_FP_SP_FUSED): Likewise.
8190 (TARGET_FP_DP_FUSED): Likewise.
8191 (TARGET_FP_SP_CONV): Likewise.
8192 (TARGET_FP_DP_CONV): Likewise.
8193 (TARGET_FP_SP_SQRT): Likewise.
8194 (TARGET_FP_DP_SQRT): Likewise.
8195 (TARGET_FP_DP_AX): Likewise.
8196 * config/arc/arc.md (ARCV2_ACC): New constant.
8197 (type): New fpu type attribute.
8198 (SDF): Conditional iterator.
8199 (cstore<mode>, cbranch<mode>): Change expand condition.
8200 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
8201 handles FPU/FPX cases as well.
8202 * config/arc/arc.opt (mfpu): New option.
8203 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
8205 (adddf3, muldf3, subdf3): Removed.
8206 * config/arc/predicates.md (proper_comparison_operator): Recognize
8208 * config/arc/fpu.md: New file.
8209 * doc/invoke.texi (ARC Options): Document mfpu option.
8211 2016-02-16 Richard Biener <rguenther@suse.de>
8213 PR rtl-optimization/69291
8214 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
8215 noce_operand_ok check.
8217 2016-02-16 Tom de Vries <tom@codesourcery.com>
8220 * omp-low.c (simd_clone_create): Remove call to
8221 symtab->call_cgraph_insertion_hooks.
8223 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8225 PR tree-optimization/69802
8226 * tree-ssa-reassoc.c (update_range_test): If op is
8227 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
8228 op == 1 test of precision 1 integral op, otherwise handle
8229 that case as op itself. Fix up formatting.
8230 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
8233 2016-02-16 Richard Biener <rguenther@suse.de>
8235 PR tree-optimization/69586
8236 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
8237 types for conversion sources.
8239 2016-02-16 Richard Biener <rguenther@suse.de>
8242 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
8243 mask OEP_ADDRESS_OF.
8245 2016-02-16 Alan Modra <amodra@gmail.com>
8248 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
8249 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
8250 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
8252 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
8253 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
8254 (p8_fmrgow_<mode>): Likewise.
8255 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
8257 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
8258 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
8259 to use movdi_internal64. Remove op0_di.
8260 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
8262 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
8264 Add support for the FCCMP insn types
8266 * config/aarch64/aarch64.md (fccmp): Change insn type.
8268 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
8269 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
8270 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
8271 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
8272 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
8273 * config/arm/types.md (fccmps): Add new insn type.
8276 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
8278 * alias.c (get_alias_set): Fix a typo in comment.
8280 2016-02-15 Richard Biener <rguenther@suse.de>
8282 PR tree-optimization/69595
8283 * match.pd: Complete range test simplification to true.
8285 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
8287 PR rtl-optimization/69648
8288 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
8289 pic_offset_table_rtx.
8291 PR rtl-optimization/69752
8292 * ira.c (update_equiv_regs): When looking for more than a single SET,
8293 also take other side effects into account.
8295 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8297 * config/s390/s390.c (s390_function_profiler): Add a new sequence
8298 for z900+ CPUs in 31-bit mode.
8300 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8302 * common/config/s390/s390-common.c (s390_supports_split_stack):
8304 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
8305 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
8306 * config/s390/s390.c (struct machine_function): New field
8307 split_stack_varargs_pointer.
8308 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
8309 in s390_emit_prologue.
8310 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
8312 (morestack_ref): New global.
8313 (SPLIT_STACK_AVAILABLE): New macro.
8314 (s390_expand_split_stack_prologue): New function.
8315 (s390_live_on_entry): New function.
8316 (s390_va_start): Use split-stack vararg pointer if appropriate.
8317 (s390_asm_file_end): Emit the split-stack note sections.
8318 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
8319 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
8320 (UNSPECV_SPLIT_STACK_CALL): New unspec.
8321 (UNSPECV_SPLIT_STACK_DATA): New unspec.
8322 (split_stack_prologue): New expand.
8323 (split_stack_space_check): New expand.
8324 (split_stack_data): New insn.
8325 (split_stack_call): New expand.
8326 (split_stack_call_*): New insn.
8327 (split_stack_cond_call): New expand.
8328 (split_stack_cond_call_*): New insn.
8330 2016-02-15 Richard Biener <rguenther@suse.de>
8332 PR tree-optimization/69783
8333 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8334 Add trivially correct cases.
8336 2016-02-15 Tom de Vries <tom@codesourcery.com>
8339 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
8341 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
8343 2016-02-15 Richard Biener <rguenther@suse.de>
8345 PR tree-optimization/69776
8346 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8347 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
8348 indicate whether we can use TBAA to disambiguate against stores.
8349 Use alias-set zero if not.
8350 (visit_reference_op_store): Do not use TBAA when looking up
8352 * tree-ssa-pre.c (compute_avail): Use TBAA here.
8353 (eliminate_dom_walker::before_dom_children): But not when looking
8354 up redundant stores.
8356 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
8358 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
8360 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8362 * config/i386/znver1.md
8363 (znver1_pop, znver1_pop_mem,
8364 znver1_load_imov_double_store,
8365 znver1_load_imov_direct_store,
8366 znver1_load_imov_direct_load,
8367 znver1_load_imov_double_load): Add new.
8368 (znver1_insn, znver1_insn_load): Add icmov type.
8370 znver1_sseavx_fma_load,
8372 znver1_avx256_fma_load): Fix pipe usage.
8374 2016-02-14 Alan Modra <amodra@gmail.com>
8377 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
8378 with an invalid hard reg, reload just the reg not the entire
8379 pre/post-inc/dec address expression.
8381 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
8384 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
8385 fixed R1_REG scratch reg.
8386 (sibcall_value_pcrel_fdpic): Likewise.
8388 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
8392 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
8394 2016-02-12 Walter Lee <walt@tilera.com>
8396 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
8397 * config/tilegx/t-tilegx: Likewise.
8399 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8402 * diagnostic-show-locus.c (struct line_span): New struct.
8403 (layout::get_first_line): Delete.
8404 (layout::get_last_line): Delete.
8405 (layout::get_num_line_spans): New member function.
8406 (layout::get_line_span): Likewise.
8407 (layout::print_heading_for_line_span_index_p): Likewise.
8408 (layout::get_expanded_location): Likewise.
8409 (layout::calculate_line_spans): Likewise.
8410 (layout::m_first_line): Delete.
8411 (layout::m_last_line): Delete.
8412 (layout::m_line_spans): New field.
8413 (layout::layout): Update comment. Replace m_first_line and
8414 m_last_line with m_line_spans, replacing their initialization
8415 with a call to calculate_line_spans.
8416 (diagnostic_show_locus): When printing source lines and
8417 annotations, rather than looping over a single span
8418 of lines, instead loop over each line_span within
8419 the layout, with an inner loop over the lines within them.
8420 Call the context's start_span callback when changing line spans.
8421 * diagnostic.c (diagnostic_initialize): Initialize start_span.
8422 (diagnostic_build_prefix): Break out the building of the location
8423 part of the string into...
8424 (diagnostic_get_location_text): ...this new function, rewriting
8425 it from nested ternary expressions to a sequence of "if"
8427 (default_diagnostic_start_span_fn): New function.
8428 * diagnostic.h (diagnostic_start_span_fn): New typedef.
8429 (diagnostic_context::start_span): New field.
8430 (default_diagnostic_start_span_fn): New prototype.
8432 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8435 * gcc.c (driver::finalize): Fix cleanup of "specs".
8437 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8441 * gcc.c (driver::driver): Initialize m_option_suggestions.
8442 (driver::~driver): Clean up m_option_suggestions.
8443 (suggest_option): Convert to...
8444 (driver::suggest_option): ...this, and split out into
8445 driver::build_option_suggestions and find_closest_string.
8446 (driver::build_option_suggestions): New function, from
8447 first half of suggest_option. Special-case
8448 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
8449 the sanitizer_opts array. For options of enum types, add the
8450 various enum values to the candidate strings.
8451 (driver::handle_unrecognized_options): Remove "const".
8452 * gcc.h (driver::handle_unrecognized_options): Likewise.
8453 (driver::build_option_suggestions): New decl.
8454 (driver::suggest_option): New decl.
8455 (driver::m_option_suggestions): New field.
8456 * opts-common.c (add_misspelling_candidates): New function.
8457 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
8458 and make non-static.
8459 * opts.h (sanitizer_opts): New array decl.
8460 (add_misspelling_candidates): New function decl.
8461 * spellcheck.c (find_closest_string): New function.
8462 * spellcheck.h (find_closest_string): New function decl.
8464 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8466 PR rtl-optimization/69764
8467 PR rtl-optimization/69771
8468 * optabs.c (expand_binop_directly): For shift_optab_p, force
8469 convert_modes with VOIDmode if xop1 has VOIDmode.
8471 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
8474 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
8475 to correctly determine instrumentation thunks.
8477 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8480 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
8481 type by reference, force lhs on the call.
8484 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
8485 Compute retval and retbnd early in all cases if split_part_return_p
8486 and return_bb is not EXIT. Remove all clobber stmts and reset
8487 all debug stmts that refer to SSA_NAMEs defined in split part,
8488 except if it is retval, in that case replace the old retval with the
8489 lhs of the call to the split part.
8491 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8494 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8497 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8498 whose result is used in PHI.
8499 (maybe_optimize_range_tests): Likewise.
8500 (final_range_test_p): Likweise.
8502 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8505 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8506 whose result is used in PHI.
8507 (maybe_optimize_range_tests): Likewise.
8508 (final_range_test_p): Likweise.
8510 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8512 * cgraph.c: Spelling fixes - behaviour -> behavior and
8513 neighbour -> neighbor.
8514 * target.def: Likewise.
8515 * sel-sched.c: Likewise.
8516 * config/mips/mips.c: Likewise.
8517 * config/arc/arc.md: Likewise.
8518 * config/arm/cortex-a57.md: Likewise.
8519 * config/arm/arm.c: Likewise.
8520 * config/arm/neon.md: Likewise.
8521 * config/arm/arm-c.c: Likewise.
8522 * config/vms/vms-c.c: Likewise.
8523 * config/s390/s390.c: Likewise.
8524 * config/i386/znver1.md: Likewise.
8525 * config/i386/i386.c: Likewise.
8526 * config/ia64/hpux-unix2003.h: Likewise.
8527 * config/msp430/msp430.md: Likewise.
8528 * config/rx/rx.c: Likewise.
8529 * config/rx/rx.md: Likewise.
8530 * config/aarch64/aarch64-simd.md: Likewise.
8531 * config/aarch64/aarch64.c: Likewise.
8532 * config/nvptx/nvptx.c: Likewise.
8533 * config/bfin/bfin.c: Likewise.
8534 * config/cris/cris.opt: Likewise.
8535 * config/rs6000/rs6000.c: Likewise.
8536 * target.h: Likewise.
8537 * spellcheck.c: Likewise.
8538 * ira-build.c: Likewise.
8539 * tree-inline.c: Likewise.
8540 * builtins.c: Likewise.
8541 * lra-constraints.c: Likewise.
8542 * explow.c: Likewise.
8543 * hwint.h: Likewise.
8544 * targhooks.c: Likewise.
8545 * tree-vect-data-refs.c: Likewise.
8547 * doc/tm.texi: Likewise.
8548 * doc/extend.texi: Likewise.
8549 * doc/install.texi: Likewise.
8550 * doc/md.texi: Likewise.
8551 * tree-ssa-tail-merge.c: Likewise.
8552 * sched-int.h: Likewise.
8553 * match.pd: Likewise.
8554 * sched-ebb.c: Likewise.
8555 * target.def (omit_struct_return_reg): Likewise.
8556 * gimple-ssa-isolate-paths.c: Likewise.
8557 (find_implicit_erroneous_behaviour): Renamed to...
8558 (find_implicit_erroneous_behavior): ... this.
8559 (find_explicit_erroneous_behaviour): Renamed to...
8560 (find_explicit_erroneous_behavior): ... this.
8561 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
8563 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
8565 PR rtl-optimization/64682
8566 PR rtl-optimization/69567
8567 PR rtl-optimization/69737
8568 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
8569 in I2 as well, just lose it.
8571 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8573 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
8575 (aarch64_last_printed_tune_string): Likewise.
8576 (aarch64_declare_function_name): Only output .arch assembler
8577 directive if it will be different from the previously output
8578 directive. Same for .tune comment but only if -dA is set.
8579 (aarch64_start_file): New function.
8580 (TARGET_ASM_FILE_START): Define.
8582 2016-02-11 David Malcolm <dmalcolm@redhat.com>
8585 * Makefile.in (PLUGIN_HEADERS): Add params.list.
8587 2016-02-11 Jakub Jelinek <jakub@redhat.com>
8590 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
8591 -Wmaybe-uninitialized warning.
8593 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
8596 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
8598 2016-02-11 Richard Biener <rguenther@suse.de>
8600 PR rtl-optimization/69291
8601 * ifcvt.c (noce_try_store_flag_constants): Do not allow
8602 subexpressions affected by changing the result.
8604 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
8607 * lra-constraints.c (curr_insn_transform): Find in/out operands
8608 for secondary memory moves. Update dups.
8610 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8612 PR tree-optimization/69652
8613 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
8614 to nested loop, did source re-formatting, skip debug statements,
8615 add check on statement with volatile operand, remove dead scalar
8618 2016-02-10 Jakub Jelinek <jakub@redhat.com>
8619 Patrick Palka <ppalka@gcc.gnu.org>
8623 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
8624 calls if the return type is TREE_ADDRESSABLE.
8625 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
8626 * ipa-split.c (split_function): Fix doubled "we" in comment.
8627 Use void return type for the split part even if
8628 !split_point->split_part_set_retval.
8630 2016-02-10 Bin Cheng <bin.cheng@arm.com>
8632 PR tree-optimization/68021
8633 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
8634 when computing the value of biv cand by itself.
8636 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8638 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
8639 (cortexa57_tunings): Likewise.
8640 (cortexa72_tunings): Likewise.
8641 (arch_macro_fusion_pair_p): Add support for AES fusion.
8642 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
8643 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
8644 Allow virtual registers before reload so early scheduling works.
8645 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
8646 correct latency and pipeline.
8647 (cortex_a57_crypto_complex): Likewise.
8648 (cortex_a57_crypto_xor): Likewise.
8649 (define_bypass): Add AES bypass.
8651 2016-02-10 Richard Biener <rguenther@suse.de>
8653 PR tree-optimization/69726
8654 * passes.def: Add DCE pass before late uninit.
8655 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
8656 really fixup if-conversions job.
8658 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8660 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
8661 (arm_cortex_a57_tune): Likewise.
8662 (aarch_macro_fusion_pair_p): Add support for AES fusion.
8663 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
8665 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
8667 * timevar.def (TV_PHASE_DBGINFO): Delete.
8668 (TV_PHASE_CHECK_DBGINFO): Likewise.
8669 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8671 2016-02-10 Richard Biener <rguenther@suse.de>
8673 PR tree-optimization/69719
8674 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8675 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8677 2016-02-09 Andrew Pinski <apinski@cavium.com>
8680 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8681 get_vcond_mask_icode returns false.
8683 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8686 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8687 an ADDIS that adds a pointer to a large constant that sets the
8688 upper16 bits with a load operation.
8690 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8693 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8695 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8697 (vzipq_s16): Likewise.
8698 (vzipq_s32): Likewise.
8699 (vzipq_f32): Likewise.
8700 (vzipq_u8): Likewise.
8701 (vzipq_u16): Likewise.
8702 (vzipq_u32): Likewise.
8703 (vzipq_p8): Likewise.
8704 (vzipq_p16): Likewise.
8706 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8709 * config/arm/arm.c (neon_endian_lane_map): New function.
8710 (neon_vector_pair_endian_lane_map): New function.
8711 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8712 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8714 (vuzpq_s16): Likewise.
8715 (vuzpq_s32): Likewise.
8716 (vuzpq_f32): Likewise.
8717 (vuzpq_u8): Likewise.
8718 (vuzpq_u16): Likewise.
8719 (vuzpq_u32): Likewise.
8720 (vuzpq_p8): Likewise.
8721 (vuzpq_p16): Likewise.
8723 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8726 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8729 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8731 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8732 truncate const_int operand 1 to QImode.
8734 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8736 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8737 corresponding to an abnormal edge.
8739 2016-02-09 Tom de Vries <tom@codesourcery.com>
8741 PR tree-optimization/69599
8742 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8744 (find_func_aliases_for_builtin_call, find_func_clobbers)
8745 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8748 2016-02-09 Richard Biener <rguenther@suse.de>
8750 PR tree-optimization/69715
8751 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8752 LHS on calls as non-rewritable.
8754 2016-02-09 Tom de Vries <tom@codesourcery.com>
8757 * lto-wrapper.c (append_diag_options): New function.
8758 (compile_offload_image): Call append_diag_options.
8760 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8763 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8764 Minor copy-edit to fix verb tenses.
8766 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8768 PR tree-optimization/69209
8769 * ipa-split.c (split_function): If split part is not
8770 returning retval, retval has gimple type but is not
8771 gimple value, force it into a SSA_NAME first.
8773 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8775 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8778 2016-02-08 Jason Merrill <jason@redhat.com>
8781 * convert.c (convert_to_integer_1): Check dofold on truncation
8783 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8784 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8785 Rename from *_nofold.
8786 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8787 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8789 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8792 * tree.c (build_common_tree_nodes): Remove short_double argument.
8793 All callers changed.
8794 * tree.h (build_common_tree_nodes): Adjust declaration.
8795 * doc/invoke.texi (-fshort-double): Remove documentation.
8796 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8797 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8798 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8799 (append_linker_options): Don't handle OPT_fshort_double.
8801 PR rtl-optimization/68730
8802 * lra-remat.c (insn_to_cand_activation): New static variable.
8803 (lra_remat): Allocate and free it.
8804 (create_cand): New arg activation. Initialize a field in
8805 insn_to_cand_activation if it is nonnull.
8806 (create_cands): Pass the activation insn to create_cand when making
8807 a candidate involving an output reload. Reorganize code a little.
8808 (do_remat): Keep track of active status of candidates in a separate
8811 2016-02-08 Richard Biener <rguenther@suse.de>
8813 PR tree-optimization/69719
8814 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8815 Properly use absolute of the difference of the two offsets to
8816 compare or adjust the segment length.
8818 2016-02-08 Richard Biener <rguenther@suse.de>
8819 Jeff Law <law@redhat.com>
8822 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8823 types for anonymous SSA names.
8825 2016-02-08 Richard Biener <rguenther@suse.de>
8827 PR rtl-optimization/69274
8828 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8830 2016-02-08 Jeff Law <law@redhat.com>
8832 PR tree-optimization/65917
8833 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8834 equivalences from if (x == y) style conditionals.
8835 (loop_depth_of_name): Remove.
8836 (record_equality): Remove loop depth check.
8837 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8838 (const_and_copies::record_const_or_copy_raw): New member function.
8839 * tree-ssa-scopedtables.c
8840 (const_and_copies::record_const_or_copy_raw): New, factored out of
8841 (const_and_copies::record_const_or_copy): Call new member function.
8843 2016-02-05 Jeff Law <law@redhat.com>
8845 PR tree-optimization/68541
8846 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8847 (count_stmts_in_block): New function.
8848 (poor_ifcvt_candidate_code): Likewise.
8849 (is_feasible_trace): Add some heuristics to determine when path
8850 splitting is profitable.
8851 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8852 is a diamond with a single exit.
8854 2016-02-05 Martin Sebor <msebor@redhat.com>
8857 * doc/invoke.texi: Update -Wplacement-new to take an optional
8860 2016-02-06 Richard Henderson <rth@redhat.com>
8863 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8864 out of non-standard address spaces.
8866 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8868 PR rtl-optimization/69691
8869 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8871 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8873 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8874 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8875 (*ieee128_mfvsrd_64bit): Likewise.
8876 (*ieee128_mfvsrd_32bit): Likewise.
8878 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8882 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8884 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8885 instrumented_version.
8887 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8889 * doc/invoke.texi (Optimize Options): In table of --param options
8890 rename second occurrence of tracer-min-branch-ratio to
8891 tracer-min-branch-probability, rename
8892 tracer-min-branch-ratio-feedback to
8893 tracer-min-branch-probability-feedback and clarify description,
8894 rename sched-spec-state-edge-prob-cutoff to
8895 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8896 to selsched-insns-to-rename, rename lto-minpartition to
8897 lto-min-partition, delete reorder-blocks-duplicate and
8898 reorder-blocks-duplicate-feedback.
8900 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8902 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8905 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8907 * doc/extend.texi: S/390: Correct some typos.
8909 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8911 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8913 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8916 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8917 (s390_register_info_gprtofpr): Use new macros above.
8918 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8920 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8921 its name. Adjust restore and save gpr ranges.
8922 (s390_register_info_set_ranges): New function.
8923 (s390_register_info): Use new macros above. Call
8924 s390_register_info_set_ranges.
8925 (s390_optimize_register_info): Likewise.
8926 (s390_hard_regno_rename_ok): Use new macros.
8927 (s390_hard_regno_scratch_ok): Likewise.
8928 (s390_emit_epilogue): Likewise.
8929 (s390_can_use_return_insn): Likewise.
8930 (s390_optimize_prologue): Likewise.
8931 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8933 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8936 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8938 (ix86_option_override_internal): Disable TARGET_STV even for
8939 -m{incoming,preferred}-stack-boundary=3.
8941 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8943 * config.gcc: Mark deprecated rtems targets as obsolete.
8945 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8947 PR rtl-optimization/64682
8948 PR rtl-optimization/69567
8949 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8950 before I2 only if the register is both used and set in I2.
8952 2016-02-04 DJ Delorie <dj@redhat.com>
8954 * config/msp430/msp430.c (msp430_start_function): Add function type.
8956 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8959 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8961 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8963 PR rtl-optimization/69577
8965 2015-10-29 Richard Henderson <rth@redhat.com>
8969 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8970 sse check to the exact conditions of PR 67609.
8972 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8975 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8976 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8977 not allowed into the traditional Altivec registers.
8978 (movtd_64bit_nodm): Likewise.
8979 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8981 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8983 * config/aarch64/cortex-a57-fma-steering.c
8984 (aarch64_register_fma_steering): Remove "static" from arguments
8987 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8990 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8993 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8995 * doc/invoke.texi: Delete -mno-fma4.
8997 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8999 PR rtl-optimization/69577
9000 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
9001 (find_subregs_of_mode): Update accordingly. Iterate over partial
9004 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
9006 * config/arm/arm-protos.h (neon_reinterpret): Remove.
9007 * config/arm/arm.c (neon_reinterpret): Remove.
9008 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
9009 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
9010 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
9011 vreinterpretti): Remove.
9012 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
9013 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
9014 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
9015 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
9016 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
9017 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
9018 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
9019 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
9020 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
9021 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
9022 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
9023 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
9024 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
9025 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
9026 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
9027 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
9028 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
9029 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
9030 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
9031 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
9032 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
9033 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
9034 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
9035 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
9036 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
9037 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
9038 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
9039 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
9040 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
9041 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
9042 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
9043 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
9044 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
9045 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
9046 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
9047 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
9048 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
9049 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
9050 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
9051 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
9052 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
9053 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
9054 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
9055 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
9056 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
9057 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
9058 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
9059 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
9060 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
9061 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
9062 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
9063 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
9064 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
9065 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
9066 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
9067 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
9068 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
9069 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
9070 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
9071 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
9072 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
9073 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
9074 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
9075 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
9076 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
9077 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
9078 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
9079 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
9080 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
9081 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
9082 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
9083 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
9084 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
9085 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
9086 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
9087 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
9088 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
9089 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
9090 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
9091 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
9092 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
9093 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
9094 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
9095 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
9096 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
9097 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
9098 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
9099 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
9100 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
9101 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
9102 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
9103 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
9104 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
9105 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
9106 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
9107 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
9108 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
9109 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
9110 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
9111 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
9112 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
9113 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
9114 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
9116 2016-02-04 Martin Liska <mliska@suse.cz>
9119 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
9120 that are gimple_store_p.
9121 (maybe_instrument_call): Likewise.
9123 2016-02-04 Bin Cheng <bin.cheng@arm.com>
9125 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
9126 register scaling out of memory reference and comment why.
9128 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9132 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
9133 folding the source of a SET.
9135 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9139 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
9140 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
9142 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
9146 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
9149 2016-02-04 Christian Bruel <christian.bruel@st.com>
9151 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
9152 * config/arm/arm.c (arm_set_current_function): Likewise.
9154 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9155 Ilya Enkovich <enkovich.gnu@gmail.com>
9156 H.J. Lu <hongjiu.lu@intel.com>
9159 * config/i386/i386.c (convert_scalars_to_vector): Remove
9160 stack alignment fixes.
9161 (ix86_option_override_internal): Disable TARGET_STV if stack
9162 might not be aligned enough.
9163 (ix86_minimum_alignment): Assert that TARGET_STV is false.
9165 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
9167 * gcc/config/i386/x86-tune.def: Disable default prefetching
9170 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9171 Vladimir Makarov <vmakarov@redhat.com>
9174 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
9175 in validating fused toc addresses.
9177 2016-02-03 Jakub Jelinek <jakub@redhat.com>
9180 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
9181 range->m_caret fields if range->m_show_caret_p is false.
9184 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9185 Force oldval into register if it does not satisfy reg_or_short_operand
9186 predicate. Fix up formatting.
9188 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
9189 Alexandre Oliva <aoliva@redhat.com>
9192 * lra-constraints.c (simplify_operand_subreg): Check additionally
9193 address validity after potential reloading.
9194 (process_address_1): Check insns validity. In case of failure do
9197 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
9200 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
9203 2016-02-02 Jakub Jelinek <jakub@redhat.com>
9205 * wide-int.cc (canonize_uhwi): New function.
9206 (wi::divmod_internal): Use it.
9208 2016-02-02 James Norris <jnorris@codesourcery.com
9210 * gimplify.c (omp_notice_variable): Add usage check.
9212 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
9214 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
9215 like LE, GE, LT, GT when emitting relational operator.
9217 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9219 * ira-costs.c (find_costs_and_classes): Add extra argument.
9220 * target.def (ira_change_pseudo_allocno_class): Add parameter.
9221 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
9222 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
9223 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
9224 Add best_class parameter, and return it if not ALL_REGS.
9225 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
9227 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
9230 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9232 * config/aarch64/aarch64.c
9233 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
9234 (aarch64_ira_change_pseudo_allocno_class): New function.
9236 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
9239 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
9241 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9243 * config/avr/avr.c (avr_option_override): Set
9244 PARAM_ALLOW_STORE_DATA_RACES to 1.
9246 2016-02-02 Richard Biener <rguenther@suse.de>
9248 PR tree-optimization/69595
9249 * match.pd: Add range test simplifications to true/false.
9251 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
9253 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
9254 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
9257 2016-02-02 Richard Biener <rguenther@suse.de>
9259 PR tree-optimization/69606
9260 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
9261 info on the result before moving a stmt.
9263 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
9266 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
9267 branch with vector comparison.
9268 * config/i386/sse.md (VI48_AVX): New mode iterator.
9269 (define_expand "cbranch<mode>4): Add support for conditional branch
9270 with vector comparison.
9271 * tree-vect-loop.c (optimize_mask_stores): New function.
9272 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
9273 has_mask_store field of vect_info.
9274 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
9275 vectorized loops having masked stores after vec_info destroy.
9276 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
9277 correspondent macros.
9278 (optimize_mask_stores): Add prototype.
9280 2016-02-02 Alan Modra <amodra@gmail.com>
9283 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
9286 2016-02-02 Alan Modra <amodra@gmail.com>
9289 * config/rs6000/rs6000.c (need_toc_init): New var, set it
9290 whenever toc_label_name used.
9291 (rs6000_file_start): Don't set up toc section here,
9292 (rs6000_output_function_epilogue): do so here instead,
9293 (rs6000_xcoff_file_start): and here.
9294 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
9295 (load_toc_aix_di): Likewise.
9297 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9299 PR rtl-optimization/69592
9300 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
9301 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
9302 (num_sign_bit_copies_binary_arith_p): New inline function.
9303 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
9305 2016-02-01 Jeff Law <law@redhat.com>
9307 PR tree-optimization/69580
9308 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
9309 * tree-ssa-threadbackward.c
9310 (fsm_find_control_statement_thread_paths): Do not try to walk
9311 through large PHI nodes.
9313 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9315 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
9316 when count is incremented above limit, don't analyze further
9319 * omp-low.c (oacc_parse_default_dims): Avoid
9320 -Wsign-compare warning, make sure value fits into int
9321 rather than just unsigned int.
9323 2016-02-01 Bin Cheng <bin.cheng@arm.com>
9325 PR tree-optimization/67921
9326 * fold-const.c (split_tree): New parameters. Convert pointer
9327 type variable part to proper type before negating.
9328 (fold_binary_loc): Pass new arguments to split_tree.
9330 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
9332 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
9333 (nvptx_goacc_validate_dims): Extend to handle global defaults.
9334 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
9335 * doc/tm.texti: Rebuilt.
9336 * doc/invoke.texi (fopenacc-dim): Document.
9337 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
9338 (append_compiler_options): Likewise.
9339 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
9340 (oacc_parse_default_dims): New.
9341 (oacc_validate_dims): Add USED arg. Select non-unity default when
9343 (oacc_loop_fixed_partitions): Return mask of used partitions.
9344 (oacc_loop_auto_partitions): Emit dump info.
9345 (oacc_loop_partition): Return mask of used partitions.
9346 (execute_oacc_device_lower): Parse default dimension arg. Adjust
9347 loop partitioning and validation calls.
9349 2016-02-01 Richard Biener <rguenther@suse.de>
9352 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
9354 2016-02-01 Richard Biener <rguenther@suse.de>
9356 PR tree-optimization/69574
9357 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
9358 of asserting return chrec_dont_know.
9360 2016-02-01 Martin Liska <mliska@suse.cz>
9362 * mem-stats-traits.h: Add copyright header.
9363 * mem-stats.h: Likewise.
9365 2016-02-01 Richard Biener <rguenther@suse.de>
9367 PR tree-optimization/69579
9368 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
9369 Do not propagate through abnormal PHI results.
9371 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
9373 * postreload.c (reload_cse_simplify): Remove dead code.
9375 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9377 PR rtl-optimization/69570
9378 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
9379 if there is more than one set, not if there is a single set.
9381 2016-02-01 Richard Henderson <rth@redhat.com>
9384 * combine.c (make_compound_operation): When looking through a
9385 subreg, make sure to re-extend to the width of the outer mode.
9387 2016-01-30 Jakub Jelinek <jakub@redhat.com>
9389 PR tree-optimization/69546
9390 * wide-int.cc (wi::divmod_internal): For unsigned division
9391 where both operands fit into uhwi, if o1 is 1 and o0 has
9392 msb set, if divident_prec is larger than bits per hwi,
9393 clear another quotient word and return 2 instead of 1.
9394 Similarly for remainder with msb in HWI set, if dividend_prec
9395 is larger than bits per hwi.
9397 2016-01-29 Martin Jambor <mjambor@suse.cz>
9399 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
9400 Use short lowercase names.
9401 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
9402 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
9403 acq_rel one. Protect warning agains segfaults if
9404 get_memory_order_name returns NULL.
9405 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
9406 with release semantics. Do not warn if get_memory_order already did.
9407 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
9408 semantics. Fix check for relaxed or acquire semantics. Do not warn
9409 if get_memory_order already did.
9411 2016-01-29 Sebastian Pop <s.pop@samsung.com>
9413 * doc/install.texi: Document that isl-0.16 is supported.
9415 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
9418 * config/i386/constraints.md (Bm): Describe as special memory
9420 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
9421 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9422 * genpreds.c (struct constraint_data): Add is_special_memory.
9423 (have_special_memory_constraints, special_memory_start): New
9425 (special_memory_end): Ditto.
9426 (add_constraint): Add new arg is_special_memory. Add code to
9427 process its true value. Update have_special_memory_constraints.
9428 (process_define_constraint): Pass the new arg.
9429 (process_define_register_constraint): Ditto.
9430 (choose_enum_order): Process special memory.
9431 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
9432 function insn_extra_special_memory_constraint.
9433 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9434 * gensupport.c (process_rtx): Process
9435 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9436 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
9437 * ira-lives.c (single_reg_class): Use
9438 insn_extra_special_memory_constraint.
9439 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
9440 * lra-constraints.c (process_alt_operands): Ditto.
9441 (curr_insn_transform): Use insn_extra_special_memory_constraint.
9442 * recog.c (asm_operand_ok, preprocess_constraints): Process
9444 * reload.c (find_reloads): Ditto.
9445 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
9446 * stmt.c (parse_input_constraint): Use
9447 insn_extra_special_memory_constraint.
9449 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9452 * lra-splill.c (lra_final_code_change): Revert r229087 by
9453 removing all sub-registers.
9455 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
9458 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
9460 2016-01-29 Jakub Jelinek <jakub@redhat.com>
9463 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
9464 SSE1, copy target into the temporary reg first before recursing
9467 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9469 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
9472 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9474 * ginclude/stdarg.h: Test __cplusplus instead of
9475 __GXX_EXPERIMENTAL_CXX0X__.
9477 2016-01-29 Richard Biener <rguenther@suse.de>
9479 PR tree-optimization/69547
9480 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
9481 Do not mark clobbers necessary.
9482 (mark_all_reaching_defs_necessary_1): Likewise.
9484 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9486 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
9487 declaration name with %qs and print it in both error messages.
9488 Also fix indentation.
9490 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9493 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
9494 trailing blank line from error message.
9496 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9499 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
9502 2016-01-29 Richard Biener <rguenther@suse.de>
9505 * match.pd: Allow all integral types when simplifying a
9506 widening or sign-changing conversion.
9508 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9510 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
9511 back to setting codegen_error to fail codegen.
9513 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
9516 * config/i386/constraints.md (C): Only accept constant zero operand.
9517 (BC): New constraint.
9518 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
9519 instead of C constraint.
9520 * doc/md.texi (Machine Constraints): Update description
9523 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
9526 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
9528 2016-01-28 Jakub Jelinek <jakub@redhat.com>
9531 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
9534 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
9536 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
9537 branches if using guessed profile.
9539 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
9541 * graphite-optimize-isl.c (optimize_isl): Fix dump.
9543 2016-01-28 Richard Henderson <rth@redhat.com>
9546 * config/aarch64/aarch64-modes.def (CC_Cmode): New
9547 * config/aarch64/aarch64-protos.h: Update.
9548 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
9549 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
9550 (aarch64_get_condition_code_1): Handle CC_Cmode.
9551 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
9552 (*add<mode>3_compareC_cconly_imm): New.
9553 (*add<mode>3_compareC_cconly): New.
9554 (*add<mode>3_compareC_imm): New.
9555 (add<mode>3_compareC): New.
9556 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
9557 to be first. Use aarch64_carry_operation.
9558 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
9559 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
9560 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
9561 (subti3): Use subdi3_compare1.
9562 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
9563 (sub<mode>3_compare1): New.
9564 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
9565 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
9566 (*subsi3_carryin_uxtw): Likewise.
9567 (*ngc<mode>, *ngcsi_uxtw): Likewise.
9568 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
9569 * config/aarch64/iterators.md (DWI): New.
9570 * config/aarch64/predicates.md (aarch64_carry_operation): New.
9571 (aarch64_borrow_operation): New.
9573 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9575 * graphite-optimize-isl.c (optimize_isl): Print a different debug
9576 message when isl does not return a valid schedule.
9578 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9580 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
9581 Remove comments from class declarations: they are already in the code
9584 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9586 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
9588 (ternary_op_to_tree): Same.
9589 (unary_op_to_tree): Same.
9590 (nary_op_to_tree): Same.
9591 (gcc_expression_from_isl_expr_op): Same.
9592 (gcc_expression_from_isl_expression): Same.
9593 (graphite_create_new_loop): Same.
9594 (graphite_create_new_loop_guard): Same.
9595 (build_iv_mapping): Same.
9596 (graphite_create_new_guard): Same.
9597 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
9598 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
9600 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9602 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
9603 instead of setting codegen_error to fail codegen.
9605 2016-01-28 Jason Merrill <jason@redhat.com>
9607 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
9609 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9611 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9612 Remove CONST_INT_P check in CCMP cost calculation.
9614 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9616 * config/aarch64/aarch64.c (generic_vector_cost):
9617 Set vec_permute_cost.
9618 (cortexa57_vector_cost): Likewise.
9619 (exynosm1_vector_cost): Likewise.
9620 (xgene1_vector_cost): Likewise.
9621 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
9622 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
9623 Add vec_permute_cost entry.
9625 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9627 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
9629 (add<mode>3_compare0): Likewise.
9630 (addsi3_compare0_uxtw): Likewise.
9631 (add<mode>3nr_compare0): Likewise.
9632 (compare_neg<mode>): Likewise.
9633 (<optab><mode>3): Likewise.
9635 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
9637 * tree-vect-stmts.c (vectorizable_comparison): Add
9638 NULL check for vectype.
9640 2016-01-28 Richard Biener <rguenther@suse.de>
9642 PR tree-optimization/69466
9643 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9644 Account for PHIs we couldn't duplicate.
9646 2016-01-28 Martin Liska <mliska@suse.cz>
9649 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
9650 instead of ENABLE_VALGRIND_CHECKING.
9652 2016-01-27 Richard Henderson <rth@redhat.com>
9655 * lra-remat.c (subreg_regs): New.
9656 (dump_candidates_and_remat_bb_data): Dump it.
9657 (operand_to_remat): Reject if operand in subreg_regs.
9658 (set_bb_regs): Collect subreg_regs.
9659 (lra_remat): Init and free subreg_regs. Compute
9660 calculate_local_reg_remat_bb_data before create_cands.
9662 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
9665 * config/i386/i386.c (ix86_update_stack_boundary): Don't
9666 change stack_alignment_needed for __tls_get_addr call.
9668 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
9670 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9672 2016-01-27 Jeff Law <law@redhat.com>
9674 PR tree-optimization/68398
9675 PR tree-optimization/69196
9676 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9677 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9678 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9679 Only count PHIs in the last block in the path. The others will
9680 const/copy propagate away. Add heuristic to allow more irreducible
9681 subloops to be created when it is likely profitable to do so.
9683 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9684 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9685 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9687 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9690 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9691 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9692 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9693 * tree-streamer-in.c: Include asan.h.
9694 (streamer_get_builtin_tree): For builtins in sanitizer
9695 range call initialize_sanitizer_builtins and retry.
9697 2016-01-27 Ian Lance Taylor <iant@google.com>
9699 * common.opt (fkeep-gc-roots-live): New undocumented option.
9700 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9701 -fkeep-gc-roots-live, skip pointers.
9702 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9705 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9708 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9709 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9711 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9714 * configure.ac: NetBSD provides SSP in its C library.
9715 * configure: Updated.
9717 2016-01-27 Richard Biener <rguenther@suse.de>
9719 PR tree-optimization/69166
9720 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9721 reduction code for commutativity / associativity.
9723 2016-01-27 Martin Jambor <mjambor@suse.cz>
9725 PR tree-optimization/69355
9726 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9727 total_scalarization fails.
9729 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9731 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9734 2016-01-27 Christian Bruel <christian.bruel@st.com>
9737 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9738 Move arm_reset_previous_fndecl and set_target_option_current_node in
9739 the conditional part. Call save_restore_target_globals.
9740 * config/arm/arm.c (arm_set_current_function):
9741 Refactor to better support #pragma target and attribute mix.
9742 Call save_restore_target_globals.
9743 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9745 2016-01-27 Martin Liska <mliska@suse.cz>
9747 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9748 reference for an HSA kernel and its host function.
9750 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9752 PR tree-optimization/69399
9753 * wide-int.h (wi::lrshift): For larger precisions, only
9754 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9756 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9758 * config/arc/predicates.md (proper_comparison_operator): Reject
9759 constant-constant comparison.
9761 2016-01-26 Tom de Vries <tom@codesourcery.com>
9763 PR tree-optimization/69110
9764 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9765 DR_NUM_DIMENSIONS == 0.
9767 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9768 Sebastian Pop <s.pop@samsung.com>
9770 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9771 isl_ast_op_cond and isl_ast_op_select.
9772 (gcc_expression_from_isl_expr_op): Same.
9774 2016-01-26 Jason Merrill <jason@redhat.com>
9777 * tree.c (recompute_constructor_flags): Split out from
9779 (verify_constructor_flags): New.
9780 * tree.h: Declare them.
9782 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9784 PR rtl-optimization/69217
9785 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9786 are no TYPE_FIELDS set for the record type.
9788 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9791 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9792 toc_label_name unconditionally.
9793 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9794 SYMBOL_REF string. Use toc_label_name instead of constructing
9796 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9797 constructing LCTOC1.
9799 2016-01-26 Martin Sebor <msebor@redhat.com>
9802 * doc/extend.texi (Common Type Attributes): Move text that talks about
9803 attribute packed from attribute aligned to the section discussing
9804 the former attribute for clarity.
9806 2016-01-26 Richard Henderson <rth@redhat.com>
9809 * trans-mem.c (tm_region_init): Mark entry block as visited.
9811 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9814 * diagnostic-show-locus.c (layout::print_source_line): Replace
9815 call to pp_newline with call to layout::print_newline.
9816 (layout::print_annotation_line): Likewise.
9817 (layout::move_to_column): Likewise.
9818 (layout::print_any_fixits): After printing any fixits, print a
9819 trailing newline, if necessary.
9820 (layout::print_newline): New method, resetting any colorization
9822 (diagnostic_show_locus): Move the pp_newline to before the
9823 early bailout. Remove dummy block enclosing the layout instance.
9824 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9825 of pp_newline_and_flush with pp_flush.
9826 (diagnostic_append_note): Delete use of pp_newline.
9827 (diagnostic_append_note_at_rich_loc): Delete.
9828 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9829 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9830 when newline characters are added to the buffer.
9832 2016-01-26 Michael Matz <matz@suse.de>
9834 * configure.ac (ac_cv_std_swap_in_utility): New test.
9835 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9836 * configure: Regenerate.
9837 * config.in: Regenerate.
9839 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9841 * config/arc/arc.md (cstoresi4): Force operand into register.
9842 (arcset<code>): Fix predicate.
9843 (arcsetltu): Likewise.
9844 (arcsetgeu): Likewise.
9845 (arcsethi): Likewise.
9846 (arcsetls): Likewise.
9848 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9850 PR tree-optimization/69483
9851 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9852 if base has error_mark_node type.
9854 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9857 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9858 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9860 (vget_lane_f16): Handle big-endian.
9861 (vgetq_lane_f16): Likewise.
9862 (vset_lane_f16): Likewise.
9863 (vsetq_lane_f16): Likewise.
9864 * config/arm/iterators.md (VQXMOV): Add V8HF.
9865 (VDQ): Add V4HF and V8HF.
9866 (V_reg): Handle V4HF and V8HF.
9867 (Is_float_mode): Likewise.
9868 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9869 neon_vdup_nv8hf): New patterns.
9870 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9871 Use VD_LANE iterator.
9872 (neon_vld1_dup<mode>): Use VQ2 iterator.
9874 2016-01-26 Nathan Sidwell <nathan@acm.org>
9876 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9877 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9878 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9879 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9880 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9881 (oacc_validate_dims): Add LEVEL arg, don't return level.
9882 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9884 (execute_oacc_device_lower): Adjust, add more dump output.
9885 * tree-ssa-loop.c (gate_oacc_kernels): Use
9886 oacc_fn_attrib_kernels_p.
9887 * tree-parloops.c (create_parallel_loop): Adjust
9888 set_oacc_fn_attrib call.
9890 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9893 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9894 (append_compiler_options): Handle -fcilkplus.
9895 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9897 2016-01-26 Nick Clifton <nickc@redhat.com>
9900 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9901 been marked as DECL_ONE_ONLY but we do not the means to make it
9902 so, then do not allow it to bind locally.
9904 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9907 * opts.h (parse_sanitizer_options): New prototype.
9908 * opts.c (sanitizer_opts): New array.
9909 (parse_sanitizer_options): New function.
9910 (common_handle_option): Use parse_sanitizer_options.
9912 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9915 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9916 alignment adjustment to ...
9917 (ix86_update_stack_boundary): Here. Don't over-align stack for
9919 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9920 if __tls_get_addr is called.
9922 2016-01-26 Christian Bruel <christian.bruel@st.com>
9924 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9926 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9928 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9930 2016-01-26 Richard Biener <rguenther@suse.de>
9933 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9935 2016-01-26 Richard Biener <rguenther@suse.de>
9937 PR tree-optimization/69452
9938 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9939 (move_computations_dom_walker::before_dom_children): Rename
9941 (move_computations_worker): This.
9942 (move_computations): Perform an RPO rather than a DOM walk.
9944 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9947 * combine.c (combine_instructions): For REG_EQUAL note with
9948 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9949 to the underlying register.
9950 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9951 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9953 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9956 * config/aarch64/aarch64-builtins.c
9957 (aarch64_init_simd_builtin_types): Do not set structural
9958 equality to __Poly{8,16,64,128}_t types.
9960 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9962 PR tree-optimization/69400
9963 * wide-int.cc (wi_pack): Take the precision as argument and
9964 perform canonicalization here rather than in the callers.
9965 Use the main loop to handle all full-width HWIs. Add a
9966 zero HWI if in_len isn't a full result.
9967 (wi::divmod_internal): Update accordingly.
9968 (wi::mul_internal): Likewise. Simplify.
9970 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9971 Sebastian Pop <s.pop@samsung.com>
9973 * graphite-poly.c (apply_poly_transforms): Simplify.
9974 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9975 (print_isl_map): Same.
9976 (print_isl_union_map): Same.
9977 (print_isl_schedule): New.
9978 (debug_isl_schedule): New.
9979 * graphite-dependences.c (scop_get_reads): Do not call
9980 isl_union_map_add_map that is undocumented isl functionality.
9981 (scop_get_must_writes): Same.
9982 (scop_get_may_writes): Same.
9983 (scop_get_original_schedule): Remove.
9984 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9985 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9986 (compute_deps): Remove.
9987 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9988 (debug_schedule_ast): New.
9989 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9990 set_separate_option.
9991 (graphite_regenerate_ast_isl): Add dump.
9992 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9993 from scop->transformed_schedule.
9994 (graphite_regenerate_ast_isl): Add more dump.
9995 * graphite-optimize-isl.c (optimize_isl): Set
9996 scop->transformed_schedule. Check whether schedules are equal.
9997 (apply_poly_transforms): Move here.
9998 * graphite-poly.c (apply_poly_transforms): ... from here.
9999 (free_poly_bb): Static.
10000 (free_scop): Static.
10001 (pbb_number_of_iterations_at_time): Remove.
10002 (print_isl_ast): New.
10003 (debug_isl_ast): New.
10004 (debug_scop_pbb): New.
10005 * graphite-scop-detection.c (print_edge): Move.
10006 (print_sese): Move.
10007 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
10008 (build_scop_scattering): Remove.
10009 (create_pw_aff_from_tree): Assert instead of bailing out.
10010 (add_condition_to_pbb): Remove unused code, do not fail.
10011 (add_conditions_to_domain): Same.
10012 (add_conditions_to_constraints): Remove.
10013 (build_scop_context): New.
10014 (add_iter_domain_dimension): New.
10015 (build_iteration_domains): Initialize pbb->iterators.
10016 Call add_conditions_to_domain.
10019 (index_outermost_in_loop): New.
10020 (index_pbb_in_loop): New.
10021 (outermost_pbb_in): New.
10022 (add_in_sequence): New.
10023 (add_outer_projection): New.
10024 (outer_projection_mupa): New.
10025 (add_loop_schedule): New.
10026 (build_schedule_pbb): New.
10027 (build_schedule_loop): New.
10028 (embed_in_surrounding_loops): New.
10029 (build_schedule_loop_nest): New.
10030 (build_original_schedule): New.
10031 (build_poly_scop): Call build_original_schedule.
10032 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
10033 (free_poly_dr): Remove.
10034 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
10035 (free_poly_bb): Remove.
10036 (debug_loop_vec): Remove.
10037 (print_isl_ast): Declare.
10038 (debug_isl_ast): Declare.
10039 (scop_do_interchange): Remove.
10040 (scop_do_strip_mine): Remove.
10041 (scop_do_block): Remove.
10042 (flatten_all_loops): Remove.
10043 (optimize_isl): Remove.
10044 (pbb_number_of_iterations_at_time): Remove.
10045 (debug_scop_pbb): Declare.
10046 (print_schedule_ast): Declare.
10047 (debug_schedule_ast): Declare.
10048 (struct scop): Remove schedule. Add original_schedule,
10049 transformed_schedule.
10050 (free_gimple_poly_bb): Remove.
10051 (print_generated_program): Remove.
10052 (debug_generated_program): Remove.
10053 (unify_scattering_dimensions): Remove.
10054 * sese.c (print_edge): ... here.
10055 (print_sese): ... here.
10056 (debug_edge): ... here.
10057 (debug_sese): ... here.
10058 * sese.h (print_edge): Declare.
10059 (print_sese): Declare.
10060 (dump_edge): Declare.
10061 (dump_sese): Declare.
10063 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10064 Sebastian Pop <s.pop@samsung.com>
10066 * Makefile.in: Set ISLVER in site.exp.
10068 2016-01-25 Jakub Jelinek <jakub@redhat.com>
10070 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
10071 DECL_VALUE_EXPR of new_var even for the non-array case. Look
10072 through DECL_VALUE_EXPR for expansion.
10074 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
10076 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
10077 the frame info after reload completed.
10079 2016-01-25 Jeff Law <law@redhat.com>
10081 PR tree-optimization/69196
10082 PR tree-optimization/68398
10083 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
10084 tree-ssa-threadupdate.c.
10085 (determine_bb_domination_status): Prototype
10086 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
10087 (determine_bb_domination_status): No longer static.
10088 (valid_jump_thread_path): Remove code to detect characteristics
10089 of the jump thread path not associated with correctness.
10090 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
10091 Correct test for thread path length. Count PHIs for real operands as
10092 statements that need to be copied. Do not count ASSERT_EXPRs.
10093 Look at all the blocks in the thread path. Compute and selectively
10094 filter thread paths based on threading through the latch, threading
10095 a multiway branch or crossing a multiway branch.
10097 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10099 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
10100 decl with __attribute__ ((unused)) annotation.
10102 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
10105 * tree-vect-stmts.c (vectorizable_condition): Check vectype
10106 of operands is compatible with a statement vectype.
10108 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
10110 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
10111 improve wording for mixed storage order support.
10113 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
10115 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
10116 (vcvt_u64_f64): Likewise.
10117 (vcvta_s64_f64): Likewise.
10118 (vcvta_u64_f64): Likewise.
10119 (vcvtm_s64_f64): Likewise.
10120 (vcvtm_u64_f64): Likewise.
10121 (vcvtn_s64_f64): Likewise.
10122 (vcvtn_u64_f64): Likewise.
10123 (vcvtp_s64_f64): Likewise.
10124 (vcvtp_u64_f64): Likewise.
10126 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
10128 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
10129 (arc_init): Check validity mll64 option.
10130 (arc_save_restore): Use double load/store instruction.
10131 (arc_expand_movmem): Likewise.
10132 (arc_split_move): Don't split if we have double load/store
10133 instructions. Returns a boolean.
10134 (arc_process_double_reg_moves): Change function to return boolean
10135 instead of a sequence of instructions.
10136 (arc_dwarf_register_span): New function.
10137 * config/arc/arc-protos.h (arc_split_move): Change prototype.
10138 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
10139 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
10140 (*movdf_insn): Likewise.
10141 * config/arc/arc.opt (mll64): New option.
10142 * config/arc/predicates.md (even_register_operand): New predicate.
10143 * doc/invoke.texi (ARC Options): Add mll64 documentation.
10145 2016-01-25 Richard Biener <rguenther@suse.de>
10148 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
10149 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
10151 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
10153 2016-01-25 Richard Biener <rguenther@suse.de>
10155 PR tree-optimization/69376
10156 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
10158 (VN_INFO_ANTI_RANGE_P): New inline.
10159 (VN_INFO_RANGE_TYPE): Likewise.
10160 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
10161 SSA_NAME_ANTI_RANGE_P.
10162 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
10163 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10164 Properly query VN_INFO_RANGE_TYPE.
10166 2016-01-25 Nick Clifton <nickc@redhat.com>
10169 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
10171 2016-01-23 Tom de Vries <tom@codesourcery.com>
10173 PR tree-optimization/69426
10174 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
10177 2016-01-23 Jakub Jelinek <jakub@redhat.com>
10179 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
10180 "the the" with "the" in the comments.
10181 * ipa-devirt.c (build_type_inheritance_graph,
10182 update_type_inheritance_graph): Likewise.
10183 * tree.c (build_function_type_list_1): Likewise.
10184 * cfgloopmanip.c (scale_loop_profile): Likewise.
10185 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
10186 * gimple-ssa-split-paths.c
10187 (find_block_to_duplicate_for_splitting_paths): Likewise.
10188 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
10189 * expr.c (convert_move): Likewise.
10190 * var-tracking.c (vt_stack_adjustments): Likewise.
10191 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10192 * tree-vrp.c (test_for_singularity): Likewise.
10194 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
10195 directly instead of building a temporary tree.
10198 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
10199 remove <algorithm> include.
10201 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10204 * config/i386/i386.c: Include dojump.h.
10205 (expand_small_movmem_or_setmem,
10206 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
10208 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
10209 if dynamic_check != -1.
10211 2016-01-21 Jeff Law <law@redhat.com>
10213 PR middle-end/69347
10214 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
10215 record_temporary_equivalences. Rewritten to avoid unnecessary calls
10216 into dominated_by_p.
10217 (cprop_into_successor_phis): Avoid unnecessary tests.
10219 2016-01-22 Richard Henderson <rth@redhat.com>
10222 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
10223 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
10225 2016-01-22 Michael Matz <matz@suse.de>
10227 * system.h (string, algorithm): Include only conditionally.
10228 (new): Include always under C++.
10229 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
10230 * final.c (toplevel): Ditto.
10231 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
10232 * genconditions.c (write_header): Make gencondmd.c define
10234 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
10236 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
10237 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
10239 2016-01-22 Christian Bruel <christian.bruel@st.com>
10242 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
10244 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10247 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
10248 define_insn_and_split. Ensure operands[1] and operands[0] do not
10249 get assigned the same register.
10251 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
10253 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
10255 2016-01-22 Christian Bruel <christian.bruel@st.com>
10257 * config/arm/arm-c.c (arm_pragma_target_parse):
10258 Remove warn_builtin_macro_redefined overwrite.
10260 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10262 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
10263 flag_non_call_exceptions compatibility.
10265 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10268 * dwarf2out.c (add_child_die_after): New function.
10269 (dwarf_qual_info_t): New type.
10270 (dwarf_qual_info): New variable.
10271 (qualified_die_p): New function.
10272 (modified_type_die): For -fdebug-types-section, ensure
10273 canonical order of qualifiers. Put qualified DIEs adjacent
10274 to the corresponding non-qualified type DIE and search there
10275 for existing qualified DIEs.
10277 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10279 * doc/extend.texi (scalar_storage_order type attribute): Document
10280 restriction on type punning and aliasing, and remove future tense.
10282 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
10285 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
10288 2016-01-21 Jeff Law <law@redhat.com>
10290 PR middle-end/69347
10291 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
10292 useless call to record_temporary_equivalences.
10293 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
10294 allocate 10 slots in the bb_path vector and let it grow as needed.
10295 (fsm_find_control_statement_thread_paths): Similarly for the next_path
10298 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10300 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
10302 * configure: Regenerate.
10304 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
10306 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
10307 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
10309 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
10311 PR middle-end/66178
10312 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
10313 drop EXPAND_INITIALIZER.
10314 * rtl.h (contains_symbolic_reference_p): Declare.
10315 * rtlanal.c (contains_symbolic_reference_p): New function.
10316 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
10317 a subtraction into a NOT if symbolic constants are involved.
10319 2016-01-21 Anton Blanchard <anton@samba.org>
10320 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10323 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
10325 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
10328 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10330 * config/microblaze/microblaze.c
10331 (get_branch_target): New.
10332 (insert_wic_for_ilb_runout): New.
10334 (microblaze_machine_dependent_reorg): New.
10335 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
10336 * config/microblaze/microblaze.md
10337 (UNSPEC_IPREFETCH): Define.
10338 (iprefetch): New pattern
10339 * config/microblaze/microblaze.opt
10340 (mxl-prefetch): New flag.
10342 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10344 * config/microblaze/microblaze.h
10345 (FIXED_REGISTERS): Update in macro.
10346 (CALL_USED_REGISTERS): Update in macro.
10348 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
10350 PR rtl-optimization/68920
10351 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
10354 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
10356 PR rtl-optimization/68990
10357 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
10358 pseudo instead of inheritance ones.
10360 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10361 Nick Clifton <nickc@redhat.com>
10365 * config/mips/mips.c (mips_compute_frame_info): Initialise
10366 args_size and hard_frame_pointer_offset fields of the frame
10367 structure before calling mips_global_pointer.
10369 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10371 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
10373 * configure: Regenerate.
10375 2016-01-21 Richard Biener <rguenther@suse.de>
10377 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
10379 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10381 * config/s390/s390.c (s390_asm_declare_function_size): Add code
10382 to actually emit the .size directive.
10384 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
10385 Jakub Jelinek <jakub@redhat.com>
10389 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
10390 args array size by one to avoid buffer overflow.
10392 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10394 * config/s390/s390.md (pool_section_start): Use switch_to_section
10395 to select proper read-only data section instead of hardcoding
10397 (pool_section_end): Use switch_to_section to match the above.
10399 2016-01-21 Richard Biener <rguenther@suse.de>
10401 PR tree-optimization/69378
10402 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
10403 (set_ssa_val_to): Use it for dominance checks taking into
10404 account not executable edges.
10406 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10409 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
10410 for bitsize instead of GET_MODE_PRECISION (mode).
10412 2016-01-20 Martin Sebor <msebor@redhat.com>
10415 * extend.texi (__sync Builtins): Clarify the semantics of
10416 __sync_fetch_and_OP built-ins on pointers.
10417 (__atomic Builtins): Same.
10419 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10420 Sebastian Pop <s.pop@samsung.com>
10422 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
10423 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
10424 (is_valid_rename): Same.
10425 (translate_isl_ast_to_gimple::get_rename): Same.
10426 (translate_isl_ast_to_gimple::rename_all_uses): Same.
10427 (translate_isl_ast_to_gimple::rename_uses): Same.
10428 (get_new_name): Check for close_phi nodes.
10429 (copy_loop_phi_args): Use phi_node_kind.
10430 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
10431 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
10433 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10434 Sebastian Pop <s.pop@samsung.com>
10436 Revert commit r229783.
10437 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
10438 Remove use of parameter_rename_map.
10439 (copy_def): Remove.
10440 (copy_internal_parameters): Remove.
10441 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
10442 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
10443 (free_sese_info): Do not free parameter_rename_map.
10444 (set_rename): Do not use parameter_rename_map.
10445 (rename_uses): Update call to set_rename.
10446 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
10447 * sese.h (parameter_rename_map_t): Remove.
10448 (struct sese_info_t): Remove field parameter_rename_map.
10450 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10451 Sebastian Pop <s.pop@samsung.com>
10453 * graphite-isl-ast-to-gimple.c: Fix comment.
10454 * graphite-scop-detection.c (defined_in_loop_p): New.
10455 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
10456 names defined in loop.
10458 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10459 Sebastian Pop <s.pop@samsung.com>
10461 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
10462 Discard unstructured if-then-else regions.
10464 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10465 Sebastian Pop <s.pop@samsung.com>
10467 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
10468 (cleanup_loop_iter_dom): Remove.
10469 (build_loop_iteration_domains): Remove.
10470 (build_scop_context): Remove.
10471 (build_scop_iteration_domain): Remove.
10472 (add_loop_constraints): New.
10473 (build_iteration_domains): New.
10474 (build_poly_scop): Call build_iteration_domains.
10476 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10477 Sebastian Pop <s.pop@samsung.com>
10479 * graphite-scop-detection.c
10480 (scop_detection::harmful_loop_in_region): Free dom and loops.
10481 (scop_detection::loop_body_is_valid_scop): Free bbs.
10483 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10484 Sebastian Pop <s.pop@samsung.com>
10486 * graphite-scop-detection.c (record_loop_in_sese): New.
10487 (gather_bbs::before_dom_children): Call record_loop_in_sese.
10488 (build_scops): Remove call to build_sese_loop_nests.
10489 * sese.c (sese_record_loop): Remove.
10490 (build_sese_loop_nests): Remove.
10491 (new_sese_info): Remove region->loops.
10492 (free_sese_info): Same.
10493 * sese.h (sese_contains_loop): Same.
10494 (build_sese_loop_nests): Remove.
10495 (sese_contains_loop): Remove.
10497 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10498 Sebastian Pop <s.pop@samsung.com>
10500 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
10501 loop_is_valid_in_scop.
10502 (scop_detection::harmful_stmt_in_region): Renamed
10503 harmful_loop_in_region.
10504 Call loop_is_valid_in_scop.
10506 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10507 Sebastian Pop <s.pop@samsung.com>
10509 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
10512 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10513 Sebastian Pop <s.pop@samsung.com>
10515 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
10516 * graphite.h (struct poly_bb): Remove field is_reduction.
10517 (PBB_IS_REDUCTION): Remove.
10519 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10520 Sebastian Pop <s.pop@samsung.com>
10522 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
10523 (add_pdr_constraints): Same.
10524 (scop_get_reads): Same.
10525 (scop_get_must_writes): Same.
10526 (scop_get_may_writes): Same.
10527 (scop_get_original_schedule): Same.
10528 (extend_schedule): Same.
10529 (apply_schedule_on_deps): Same.
10530 (carries_deps): Same.
10531 (compute_deps): Same.
10532 (scop_get_dependences): Same.
10533 * graphite-isl-ast-to-gimple.c
10534 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
10535 * graphite-optimize-isl.c (get_schedule_for_band): Same.
10536 (get_schedule_for_band_list): Same.
10537 (get_schedule_map): Same.
10538 (apply_schedule_map_to_scop): Same.
10539 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
10540 (build_loop_iteration_domains): Same.
10541 (add_condition_to_pbb): Same.
10542 (add_param_constraints): Same.
10543 (pdr_add_memory_accesses): Same.
10544 (pdr_add_data_dimensions): Same.
10546 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10548 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
10551 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10553 * common.opt (feliminate-dwarf2-dups): Replace references to
10554 "DWARF 2" with just "DWARF".
10555 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
10556 * doc/extend.texi: Likewise.
10557 * doc/cpp.texi: Likewise.
10558 * doc/invoke.texi: Likewise.
10559 (Option Summary): Add -gdwarf to list of Debugging Options.
10560 (Debugging Options): Document -gdwarf.
10561 * doc/contrib.texi: Spell "DWARF" like that.
10563 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10565 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
10566 warning. Fix up formatting.
10568 PR middle-end/67653
10569 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
10570 attempt to mark memory input operand addressable and
10571 call prepare_gimple_addressable in that case. Don't adjust
10572 input_location for diagnostics, use error_at instead.
10574 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
10576 * config/rs6000/ppc-auxv.h: New file.
10577 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
10578 (cpu_is): Likewise.
10579 (cpu_supports): Likewise.
10580 * config/rs6000/rs6000.c: include "ppc-auxv.h".
10581 (cpu_is_info): New variable.
10582 (cpu_supports_info): Likewise.
10583 (tcb_verification_symbol): Likewise.
10584 (cpu_builtin_p): Likewise.
10585 (cpu_expand_builtin): New function.
10586 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
10587 (rs6000_init_builtins): Likewise.
10588 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
10589 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
10590 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
10591 * configure: Regenerate.
10592 * config.in: Likewise.
10593 * doc/extend.texi (PowerPC Built-in Functions): Document
10594 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
10596 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
10599 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
10601 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
10604 2016-01-20 Richard Henderson <rth@redhat.com>
10610 * tree.c (tm_define_builtin): New.
10611 (find_tm_vector_type): New.
10612 (build_tm_vector_builtins): New.
10613 (build_common_builtin_nodes): Call it.
10615 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
10617 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
10618 (arm_fp_ok): Likewise.
10619 (arm_fp): Likewise.
10620 (arm_crypto): Likewise.
10622 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
10623 Richard Biener <rguenther@suse.de>
10625 PR tree-optimization/69328
10626 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
10627 vectors have same number of elements.
10628 (vectorizable_condition): Fix masked version recognition.
10630 2016-01-20 Richard Biener <rguenther@suse.de>
10632 PR tree-optimization/69345
10633 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
10634 (VN_INFO_PTR_INFO): Likewise.
10635 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
10636 info when it is equal between non-dominating SSA names.
10637 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10638 Make sure to look at original SSA infos.
10640 2016-01-20 Jeff Law <law@redhat.com>
10643 * config/m68k/predicates.md (pow2_m1_operand): New predicate
10645 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
10646 (pc_or_label_operand): New predicate.
10647 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
10648 tests for small integers that are 2^n - 1.
10650 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
10652 * doc/invoke.texi (Options Summary): Add '.' after @xref.
10654 2016-01-19 Jeff Law <law@redhat.com>
10656 PR middle-end/69347
10657 * tree-ssa-threadbackwards.c
10658 (fsm_find_control_statement_thread_paths): Do not try to lookup
10659 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
10661 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10663 * doc/lto.texi: Remove text that says only Gold has linker plugin
10666 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
10668 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
10669 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
10670 the DIE accordingly.
10671 (modified_type_die): Add REVERSE parameter and pass it recursively,
10672 as well as to base_type_die. Adjust presence check accordingly.
10673 (base_type_for_mode): Adjust call to modified_type_die.
10674 (add_type_attribute): Add REVERSE parameter and pass it to
10676 (generic_parameter_die): Adjust call to add_type_attribute.
10677 (add_scalar_info): Likewise.
10678 (add_subscript_info): Likewise.
10679 (gen_array_type_die): Likewise.
10680 (gen_descr_array_type_die): Likewise.
10681 (gen_entry_point_die): Likewise.
10682 (gen_enumeration_type_die): Likewise.
10683 (gen_formal_parameter_die): Likewise.
10684 (gen_subprogram_die): Likewise.
10685 (gen_variable_die ): Likewise.
10686 (gen_const_die): Likewise.
10687 (gen_field_die): Likewise.
10688 (gen_pointer_type_die): Likewise.
10689 (gen_reference_type_die): Likewise.
10690 (gen_ptr_to_mbr_type_die): Likewise.
10691 (gen_inheritance_die): Likewise.
10692 (gen_subroutine_type_die): Likewise.
10693 (gen_typedef_die): Likewise.
10694 (force_type_die): Adjust call to modified_type_die.
10696 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10698 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10699 flow throughout the file. Fix broken link to Objective-C 2.0
10701 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10704 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10706 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10708 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10711 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10712 (maybe_record_node): Record cxa_pure_virtual as the only possible
10713 target if there are not ohter candidates.
10714 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10716 2016-01-19 Richard Biener <rguenther@suse.de>
10718 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10719 (get_memory_order): Likewise.
10721 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10723 * tree-vect-stmts.c (vectorizable_store): Check
10726 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10729 * gcc.c (driver::decode_argv): Add call to
10730 init_opts_obstack before init_options_struct.
10731 * opts.c (init_opts_obstack): Remove idempotency.
10732 (init_options_struct): Replace call to init_opts_obstack
10733 with a gcc_assert to verify that it has already been called.
10734 * toplev.c (toplev::main): Add call to init_opts_obstack before
10735 calls to init_options_struct.
10736 (toplev::finalize): Move cleanup of opts_obstack next to
10737 cleanup of save_decoded_options, clearing the latter, and
10738 save_decoded_options_count.
10740 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10743 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10744 attribute to unconditional. Remove %? from output template.
10746 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10747 Jiong Wang <jiong.wang@arm.com>
10749 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10750 generated from different expand order.
10752 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10754 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10755 Add support for CCMP costing.
10757 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10759 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10760 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10761 (fccmpe<mode>): Likewise.
10762 (fcmp): Rename to fcmp and globalize pattern.
10764 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10765 (aarch64_gen_ccmp_next): Add FP support.
10767 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10769 * target.def (gen_ccmp_first): Update documentation.
10770 (gen_ccmp_next): Likewise.
10771 * doc/tm.texi (gen_ccmp_first): Update documentation.
10772 (gen_ccmp_next): Likewise.
10773 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10774 expand_ccmp_expr_1. Improve comments.
10775 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10776 (ccmp_ior<mode>): Remove pattern.
10777 (cmp<mode>): Remove expand.
10778 (cmp): Globalize pattern.
10779 (cstorecc4): Use cc_register.
10780 (mov<mode>cc): Remove ccmp_cc_register check.
10781 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10782 Simplify after removal of CC_DNE/* modes.
10783 (aarch64_ccmp_mode_to_code): Remove.
10784 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10785 In 'k' case use integer as condition.
10786 (aarch64_nzcv_codes): Remove inverted cases.
10787 (aarch64_code_to_ccmode): Remove.
10788 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10789 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10790 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10791 pattern. Return the comparison with CC register. Invert conditions
10792 when bitcode is OR.
10793 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10794 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10796 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10798 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10799 instrumented_version.
10801 2016-01-19 Richard Biener <rguenther@suse.de>
10803 PR tree-optimization/69336
10804 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10805 handled components with get_ref_base_and_extent.
10806 (equal_mem_array_ref_p): Adjust.
10808 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10811 * shrink-wrap.c: Include valtrack.h.
10812 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10813 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10814 in between insn and where it will be moved to. Call
10815 dead_debug_insert_temp.
10816 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10817 first and dead_debug_local_finish at the end.
10818 For uses and defs bitmap, handle all regs in between REGNO and
10819 END_REGNO, not just the first one.
10821 2016-01-19 Richard Biener <rguenther@suse.de>
10823 PR tree-optimization/69352
10824 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10825 (equal_mem_array_ref_p): Constrain size and max size properly.
10826 Compare the reverse flag.
10828 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10830 * ira.c (ira): Update regstat data if we deleted insns.
10832 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10834 PR rtl-optimization/68955
10835 PR rtl-optimization/64557
10836 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10837 here. Fix up formatting.
10838 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10840 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10843 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10844 assume that the node has body.
10845 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10848 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10850 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10853 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10855 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10856 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10858 2016-01-19 Martin Jambor <mjambor@suse.cz>
10859 Martin Liska <mliska@suse.cz>
10860 Michael Matz <matz@suse.de>
10862 * Makefile.in (OBJS): Add new source files.
10863 (GTFILES): Add hsa.c.
10864 * common.opt (disable_hsa): New variable.
10865 (-Whsa): New warning.
10866 * config.in (ENABLE_HSA): New.
10867 * configure.ac: Treat hsa differently from other accelerators.
10868 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10869 $enable_offloading.
10870 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10871 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10872 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10873 --with-hsa-kmt-lib.
10874 * doc/invoke.texi (-Whsa): Document.
10875 (hsa-gen-debug-stores): Likewise.
10876 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10877 to invoke offload compiler for hsa acclerator.
10878 * opts.c (common_handle_option): Determine whether HSA offloading
10879 should be performed.
10880 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10881 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10882 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10883 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10884 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10885 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10886 GF_OMP_FOR_KIND_GRID_LOOP.
10887 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10888 (pp_gimple_stmt_1): Likewise.
10889 * gimple-walk.c (walk_gimple_stmt): Likewise.
10890 * gimple.c (gimple_build_omp_grid_body): New function.
10891 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10892 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10893 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10894 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10895 GF_OMP_TEAMS_GRID_PHONY.
10896 (gimple_statement_omp_single_layout): Updated comments.
10897 (gimple_build_omp_grid_body): New function.
10898 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10899 (gimple_omp_for_grid_phony): New function.
10900 (gimple_omp_for_set_grid_phony): Likewise.
10901 (gimple_omp_parallel_grid_phony): Likewise.
10902 (gimple_omp_parallel_set_grid_phony): Likewise.
10903 (gimple_omp_teams_grid_phony): Likewise.
10904 (gimple_omp_teams_set_grid_phony): Likewise.
10905 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10906 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10907 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10908 (BUILT_IN_GOMP_TARGET): Updated type.
10909 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10910 (adjust_for_condition): New function.
10911 (get_omp_for_step_from_incr): Likewise.
10912 (extract_omp_for_data): Moved parts to adjust_for_condition and
10913 get_omp_for_step_from_incr.
10914 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10915 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10916 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10917 (scan_omp_parallel): Do not create child functions for phony
10919 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10920 (scan_omp_1_op): Checking assert we are not remapping to
10921 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10922 (parallel_needs_hsa_kernel_p): New function.
10923 (expand_parallel_call): Register apprpriate parallel child
10924 functions as HSA kernels.
10925 (grid_launch_attributes_trees): New type.
10926 (grid_attr_trees): New variable.
10927 (grid_create_kernel_launch_attr_types): New function.
10928 (grid_insert_store_range_dim): Likewise.
10929 (grid_get_kernel_launch_attributes): Likewise.
10930 (get_target_argument_identifier_1): Likewise.
10931 (get_target_argument_identifier): Likewise.
10932 (get_target_argument_value): Likewise.
10933 (push_target_argument_according_to_value): Likewise.
10934 (get_target_arguments): Likewise.
10935 (expand_omp_target): Call get_target_arguments instead of looking
10936 up for teams and thread limit.
10937 (grid_expand_omp_for_loop): New function.
10938 (grid_arg_decl_map): New type.
10939 (grid_remap_kernel_arg_accesses): New function.
10940 (grid_expand_target_kernel_body): New function.
10941 (expand_omp): Call it.
10942 (lower_omp_for): Do not emit phony constructs.
10943 (lower_omp_taskreg): Do not emit phony constructs but create for them
10944 a temporary variable receiver_decl.
10945 (lower_omp_taskreg): Do not emit phony constructs.
10946 (lower_omp_teams): Likewise.
10947 (lower_omp_grid_body): New function.
10948 (lower_omp_1): Call it.
10949 (grid_reg_assignment_to_local_var_p): New function.
10950 (grid_seq_only_contains_local_assignments): Likewise.
10951 (grid_find_single_omp_among_assignments_1): Likewise.
10952 (grid_find_single_omp_among_assignments): Likewise.
10953 (grid_find_ungridifiable_statement): Likewise.
10954 (grid_target_follows_gridifiable_pattern): Likewise.
10955 (grid_remap_prebody_decls): Likewise.
10956 (grid_copy_leading_local_assignments): Likewise.
10957 (grid_process_kernel_body_copy): Likewise.
10958 (grid_attempt_target_gridification): Likewise.
10959 (grid_gridify_all_targets_stmt): Likewise.
10960 (grid_gridify_all_targets): Likewise.
10961 (execute_lower_omp): Call grid_gridify_all_targets.
10962 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10963 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10964 (tree_omp_clause): Added union field dimension.
10965 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10966 * tree.c (omp_clause_num_ops): Added number of arguments of
10967 OMP_CLAUSE__GRIDDIM_.
10968 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10969 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10970 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10971 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10972 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10973 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10974 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10975 * tree-pass.h (make_pass_gen_hsail): Declare.
10976 (make_pass_ipa_hsa): Likewise.
10977 * ipa-hsa.c: New file.
10978 * lto-section-in.c (lto_section_name): Add hsa section name.
10979 * lto-streamer.h (lto_section_type): Add hsa section.
10980 * timevar.def (TV_IPA_HSA): New.
10981 * hsa-brig-format.h: New file.
10982 * hsa-brig.c: New file.
10983 * hsa-dump.c: Likewise.
10984 * hsa-gen.c: Likewise.
10987 * toplev.c (compile_file): Call hsa_output_brig.
10988 * hsa-regalloc.c: New file.
10990 2016-01-18 Jeff Law <law@redhat.com>
10992 PR tree-optimization/69320
10993 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10994 ranged object, do nothing if the RHS constant is not [0..1].
10995 (optimize_stmt): Comparing a boolean ranged object against a
10996 constant outside [0..1] results in a compile-time constant.
10998 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
11001 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
11003 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11004 (Option Summary): Update to reflect new section and moved options.
11005 (C++ Dialect Options): Move -fstats to new section.
11006 (Debugging Options): Move all dump, statistics, and other GCC
11007 developer options to new section. Rewrite section introduction
11008 and re-order remaining options to put the more basic ones first.
11009 (Optimization Options): Move -fira-verbose and -flto-report* to
11011 (Developer Options): New section incorporating moved options.
11012 * doc/cppopts.texi (-dM): Update cross-reference.
11014 2016-01-18 Richard Henderson <rth@redhat.com>
11017 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
11018 operands to pseudo only if CSE is expected. Split long immediate
11019 operands only after reload, and for the stack pointer.
11020 (*add<GPI>3_pluslong): Remove.
11021 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
11022 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
11023 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
11024 (*add<GPI>3 peepholes): New.
11025 (*add<GPI>3 splitters): New.
11026 * config/aarch64/constraints.md (Upl): New.
11027 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
11029 2016-01-18 Richard Biener <rguenther@suse.de>
11031 PR tree-optimization/69297
11032 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
11034 (vect_bb_vectorization_profitable_p): Clear visited flag again.
11036 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
11038 PR middle-end/68542
11039 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
11040 of mixind vector and scalar types.
11041 (fold_relational_const): Add handling of vector
11042 comparison with boolean result.
11043 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
11044 comparison of vector operands with boolean result for EQ/NE only.
11045 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
11046 (verify_gimple_cond): Likewise.
11047 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
11050 2016-01-18 Joseph Myers <joseph@codesourcery.com>
11052 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
11055 2016-01-18 Richard Biener <rguenther@suse.de>
11057 PR middle-end/69308
11058 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
11060 2016-01-18 Tom de Vries <tom@codesourcery.com>
11062 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
11064 2016-01-18 Tom de Vries <tom@codesourcery.com>
11066 * omp-low.c (set_oacc_fn_attrib): Make extern.
11067 * omp-low.h (set_oacc_fn_attrib): Declare.
11068 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
11069 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
11070 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
11071 Add and handle function parameter oacc_kernels_p.
11072 (find_reduc_addr, get_omp_data_i_param): New function.
11073 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
11074 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
11075 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
11076 Calculate dominance info. Skip loops that are not in a kernels region
11077 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
11078 (pass_parallelize_loops::execute): Call parallelize_loops with
11079 oacc_kernels_p argument.
11080 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
11081 New member function.
11082 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
11083 * passes.def: Add argument to pass_parallelize_loops instantation.
11085 2016-01-18 Tom de Vries <tom@codesourcery.com>
11087 * tree-parloops.c (pass_parallelize_loops::execute): Allow
11088 pass_parallelize_loops to be run outside the loop pipeline.
11090 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11092 * tree-scalar-evolution.c (follow_copies_to_constant): New.
11093 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
11095 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11098 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
11099 using get_ref_base_and_extent.
11100 (equal_mem_array_ref_p): New.
11101 (hashable_expr_equal_p): Add call to previous.
11103 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11106 * tree-sra.c (disqualified_constants, constant_decl_p): New.
11107 (sra_initialize): Allocate disqualified_constants.
11108 (sra_deinitialize): Free disqualified_constants.
11109 (disqualify_candidate): Update disqualified_constants when appropriate.
11110 (create_access): Scan for constant-pool entries as we go along.
11111 (scalarizable_type_p): Add check against type_contains_placeholder_p.
11112 (maybe_add_sra_candidate): Allow constant-pool entries.
11113 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
11114 (initialize_constant_pool_replacements): New.
11115 (sra_modify_assign): Avoid mangling assignments created by previous,
11116 and don't generate writes into constant pool.
11117 (sra_modify_function_body): Call initialize_constant_pool_replacements.
11119 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11121 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
11122 andnot instruction.
11123 (scalar_chain::convert_op): Likewise.
11124 * config/i386/i386.md (*andndi3_doubleword): New.
11126 2016-01-18 Richard Biener <rguenther@suse.de>
11128 PR tree-optimization/69170
11129 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
11130 building a vector from scalar results of a pattern stmt.
11132 2016-01-18 Jakub Jelinek <jakub@redhat.com>
11134 * haifa-sched.c (autopref_multipass_init): Work around
11135 -Wmaybe-uninitialized warning.
11137 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
11139 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
11140 against the constant 0.
11142 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11144 PR tree-optimization/68799
11145 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
11146 look up phi candidates in the statement-candidate map.
11147 (phi_add_costs): Likewise.
11148 (record_phi_increments): Likewise.
11149 (phi_incr_cost): Likewise.
11150 (ncd_with_phi): Likewise.
11151 (all_phi_incrs_profitable): Likewise.
11153 2016-01-17 Jakub Jelinek <jakub@redhat.com>
11155 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
11156 -Wmaybe-uninitialized warning.
11158 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
11160 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11161 (Option Summary): Update to reflect new section and moved options.
11162 (C++ Dialect Options): Move -fvtable-verify and related options.
11163 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
11164 and profiling-related options.
11165 (Optimization Options): Move profile generation options and
11166 -fstack-protector and related options.
11167 (Instrumentation Options): New section incorporating moved options.
11168 (Code Generation Options): Move -finstrument-functions and
11169 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
11171 2016-01-16 Tom de Vries <tom@codesourcery.com>
11173 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
11175 2016-01-16 Tom de Vries <tom@codesourcery.com>
11177 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
11179 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
11181 * hash-table.h (hash_table::empty): Turn into an inline wrapper
11182 that checks whether the table is already empty. Rename the
11183 original implementation to...
11184 (hash_table::empty_slot): ...this new private function.
11186 2016-01-15 David Malcolm <dmalcolm@redhat.com>
11188 PR diagnostic/68899
11189 * diagnostic-show-locus.c (layout::print_source_line): Move x
11190 offset of line until after call to
11191 get_line_width_without_trailing_whitespace.
11193 2016-01-15 Jeff Law <law@redhat.com>
11195 PR tree-optimization/69270
11196 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
11197 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
11198 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
11199 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
11200 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11201 ssa_name_has_boolean_range and constant_boolean_node.
11203 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
11205 PR rtl-optimization/69030
11206 * lra-spills.c (remove_pseudos): Check nrefs and make the function
11208 (spill_pseudos): Delete debug insn for dead pseudo.
11209 (lra_spill): Initiate spill_hard_reg and slots memory separately.
11211 2016-01-15 Jiong Wang <jiong.wang@arm.com>
11213 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
11215 (TYPES_UNOPUS): Likewise.
11216 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
11217 builtin type, from UNOP to UNOPUS.
11218 (lbtruncuv4sf): Likewise.
11219 (lbtruncuv2df): Likewise.
11220 (lrounduv2sf): Likewise.
11221 (lrounduv4sf): Likewise.
11222 (lrounduv2df): Likewise.
11223 (lroundusf): Likewise.
11224 (lroundusf): Likewise.
11225 (lceiluv2sf): Likewise.
11226 (lceiluv4sf): Likewise.
11227 (lceiluv2df): Likewise.
11228 (lceilusf): Likewise.
11229 (lceiludf): Likewise.
11230 (lflooruv2sf): Likewise.
11231 (lflooruv4sf): Likewise.
11232 (lflooruv2df): Likewise.
11233 (lfloorusf): Likewise.
11234 (lfloorudf): Likewise.
11235 (lfrintnuv2sf): Likewise.
11236 (lfrintnuv4sf): Likewise.
11237 (lfrintnuv2df): Likewise.
11238 (lfrintnusf): Likewise.
11239 (lfrintnudf): Likewise.
11240 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
11242 (vcvtq_u32_f32): Likewise.
11243 (vcvtq_u64_f64): Likewise.
11244 (vcvta_u32_f32): Likewise.
11245 (vcvtaq_u32_f32): Likewise.
11246 (vcvtaq_u64_f64): Likewise.
11247 (vcvtm_u32_f32): Likewise.
11248 (vcvtmq_u32_f32): Likewise.
11249 (vcvtmq_u64_f64): Likewise.
11250 (vcvtn_u32_f32): Likwise.
11251 (vcvtnq_u32_f32): Likewise.
11252 (vcvtnq_u64_f64): Likewise.
11253 (vcvtp_u32_f32): Likewise.
11254 (vcvtpq_u32_f32): Likewise.
11255 (vcvtpq_u64_f64): Likewise.
11256 (vcvtmd_u64_f64): Likewise.
11257 (vcvtms_u32_f32): Likewise.
11258 (vcvtad_u64_f64): Likewise.
11259 (vcvtas_u32_f32): Likewise.
11260 (vcvtnd_u64_f64): Likewise.
11261 (vcvtns_u32_f32): Likewise.
11262 (vcvtpd_u64_f64): Likewise.
11263 (vcvtps_u32_f32): Likewise.
11265 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11267 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
11268 CSEL of zero_extended registers.
11270 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11272 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
11273 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
11275 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11277 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
11278 false when argument string is not found in the attributes table
11281 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
11284 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
11285 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
11286 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
11287 precision estimate.
11289 2016-01-15 Richard Biener <rguenther@suse.de>
11291 PR tree-optimization/66856
11292 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
11293 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
11294 (vect_create_new_slp_node): Increment stmt reference count.
11295 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
11296 an SLP tree before swapping operands.
11297 (vect_build_slp_tree): Likewise.
11298 (destroy_bb_vec_info): Free stmt info after SLP instances.
11299 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
11300 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
11301 (STMT_VINFO_NUM_SLP_USES): New macro.
11303 2016-01-15 Richard Biener <rguenther@suse.de>
11306 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
11307 (add_linkage_name): ... here.
11308 (gen_typedef_die): Use add_linkage_name_raw instead of
11309 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
11312 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
11314 * gimplify.c (oacc_default_clause): Decode reference and pointer
11315 types for both kernels and parallel regions.
11317 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
11319 PR middle-end/69246
11320 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
11322 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11324 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
11325 (convert_scalars_to_vector): Likewise.
11327 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
11329 * doc/extend.texi (Type Traits): Fix grammar.
11331 2016-01-15 Martin Jambor <mjambor@suse.cz>
11333 * tree-inline.c (remap_decl): Use existing dclarations if
11334 remapping a type and prevent_decl_creation_for_types.
11335 (replace_locals_stmt): Do an initial remapping of non-VLA typed
11336 decls first. Do real remapping with
11337 prevent_decl_creation_for_types set.
11338 * tree-inline.h (copy_body_data): New field
11339 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
11342 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11344 * config/s390/s390.opt (mmvcle): More verbose help text.
11346 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11348 * config/s390/s390.opt: Add period to -mzvector option text.
11350 2016-01-15 Richard Biener <rguenther@suse.de>
11352 PR tree-optimization/68961
11353 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
11354 of invariants in stores again.
11356 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
11358 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
11360 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11362 * config/i386/i386.c (ix86_expand_branch): Don't split
11363 DI mode xor instruction to SI mode.
11365 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11368 * ipa-icf.c (sem_function::merge): Virtual functions may become
11369 reachable even if they address is not taken and there are no
11372 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11374 * lto-streamer-out.c (subtract_estimated_size): New function.
11375 (get_symbol_initial_value): Use it.
11377 2016-01-15 Christian Bruel <christian.bruel@st.com>
11380 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
11381 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
11382 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
11383 use add_builtin_function_ext_scope instead of add_builtin_function.
11384 (neon_set_p, neon_crypto_set_p): Remove.
11385 (arm_init_builtins): Always call arm_init_neon_builtins and
11386 arm_init_crypto_builtins.
11387 (arm_expand_builtin): Check that builtins are allowed for the arch.
11388 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
11389 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
11390 arm_init_neon_builtins call.
11392 2016-01-15 Richard Biener <rguenther@suse.de>
11394 PR tree-optimization/69117
11395 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
11396 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
11397 of the leader conservatively.
11398 (free_scc_vn): Restore original SSA name infos.
11400 2016-01-14 Jeff Law <law@redhat.com>
11402 PR tree-optimization/69270
11403 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
11404 single bit of precision, verify it's also unsigned.
11405 (record_edge_info): Use constant_boolean_node rather than fold_convert
11406 to convert boolean_true/boolean_false to the right type.
11408 2016-01-14 Richard Henderson <rth@redhat.com>
11411 * loop-doloop.c (record_reg_sets): New.
11412 (doloop_optimize): Reject the transform if the sequence
11413 clobbers registers live at the end of the loop block.
11414 (doloop_optimize_loops): Enable df_live if needed.
11416 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11418 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
11419 * gcc/config/rs6000/rs6000.c: Likewise.
11420 * gcc/config/rs6000/rs6000.h: Likewise.
11421 * gcc/config/rs6000/rs6000.md: Likewise.
11422 * gcc/doc/extend.texi: Likewsie.
11424 2016-01-14 Jeff Law <law@redhat.com>
11426 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
11429 2016-01-14 Richard Henderson <rth@redhat.com>
11433 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
11434 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
11435 instead of builtin_decl_declared_p to test for declaration.
11437 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
11439 * doc/loop.texi (Loop Analysis and Representation): Document
11440 loop_depth function.
11442 2016-01-14 Tom de Vries <tom@codesourcery.com>
11444 PR tree-optimization/68773
11445 * omp-low.c (expand_omp_target): Don't set force_output.
11446 * varpool.c (varpool_node::get_create): Same.
11447 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
11448 offload_funcs with force_output.
11450 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11453 * lra-eliminations.c (move_plus_up): Don't change anything if either
11454 the outer or inner subreg mode is not MODE_INT.
11455 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
11456 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
11458 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11460 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
11461 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
11462 reduc_uplus_@var{m}): Remove.
11463 * expr.c (expand_expr_real_2): Remove expansion path for
11464 reduc_[us](min|max|plus) optabs.
11465 * optabs-tree.c (scalar_reduc_to_vector): Remove.
11466 * optabs-tree.h (scalar_reduc_to_vector): Remove.
11467 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
11468 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
11469 * tree-vect-loop.c (vectorizable_reduction): Remove test for
11470 reduc_[us](min|max|plus) optabs.
11472 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11474 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
11475 (reduc_plus_scal_v2sf): New.
11476 (reduc_smax_v2sf): Rename to...
11477 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
11478 (reduc_smin_v2sf): Rename to...
11479 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
11481 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
11483 * alias.c (compare_base_symbol_refs): New function.
11484 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
11487 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11489 PR middle-end/68146
11490 PR tree-optimization/69155
11491 * tree-complex.c: Include cfganal.h.
11492 (phis_to_revisit): New variable.
11493 (extract_component): Add phiarg_p argument. Assert that returned
11494 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
11495 (update_phi_components): Partly rewrite to use loop over real/imag
11496 components instead of code duplication. If extract_component returns
11497 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
11498 create_tmp_reg into the PHI node instead, and mention the phi triplet
11499 in phis_to_revisit.
11500 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
11501 in phis_to_revisit at the end.
11503 2016-01-14 Richard Biener <rguenther@suse.de>
11505 PR tree-optimization/68060
11506 * tree-vect-loop.c (vect_is_simple_reduction): Check the
11507 outer loop reduction is only used in the inner loop before
11508 detecting a double reduction.
11510 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11513 * combine.c (expand_field_assignment): Punt if compute_mode is
11514 unsupported scalar mode.
11516 2016-01-14 Richard Biener <rguenther@suse.de>
11518 PR tree-optimization/66856
11519 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
11520 SLP node only if it built successfully.
11521 (vect_analyze_slp_instance): Adjust.
11523 2016-01-14 Jeff Law <law@redhat.com>
11525 PR tree-optimization/69270
11526 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
11527 (record_edge_info): Use it. Convert boolean_{true,false}_node
11528 to the type of op0.
11530 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
11533 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
11534 use block_ultimate_origin
11535 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
11537 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11539 * doc/invoke.texi (Submodel Options): Rename section to
11540 "Machine-Dependent Options" to better reflect its content.
11541 Rewrite introductory text to remove archaic CPU names.
11544 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11546 * doc/invoke.texi (Code Gen Options): Move section up in file,
11547 before target-specific options. Update menu and option summary
11548 to reflect the new section ordering.
11550 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11552 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
11553 (C++ Dialect Options): Add cross-reference to -std option.
11554 * doc/standards.texi (C++ Language): Document C++14 support.
11556 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11558 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
11559 for pack/unpack functions for __ibm128.
11560 (PACK_IF): Likewise.
11561 (UNPACK_IF): Likewise.
11563 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
11564 support for __ibm128 pack/unpack functions.
11565 (rs6000_invalid_builtin): Likewise.
11566 (rs6000_init_builtins): Likewise.
11567 (rs6000_opt_masks): Likewise.
11569 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
11570 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
11572 (RS6000_BTM_COMMON): Likewise.
11574 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
11575 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
11576 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
11577 128-bit floating point. Add support for the double values to be
11578 in Altivec registers for TF/IF packing and unpacking, but restrict
11579 TD packing sub-fields to be FPR registers. Don't allow overlapped
11580 register support for packing. Allow pack inputs to be memory
11581 locations. Don't build generator functions for unpack<mode>_dm
11582 and unpack<mode>_nodm.
11583 (unpack<mode>_dm): Likewise.
11584 (unpack<mode>_nodm): Likewise.
11585 (pack<mode>): Likewise.
11587 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
11588 built-in functions to pack/unpack explicit __ibm128 values.
11589 (__builtin_unpack_ibm128): Likewise.
11591 * doc/extend.texi (PowerPC Built-in Functions): Document
11592 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
11594 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
11597 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
11598 Add new arg loc and pass it down as context.
11599 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
11600 to the location to use for the warning.
11601 (check_function_arguments): New arg loc. All callers changed. Pass
11602 it to check_function_nonnull.
11603 * c-common.h (check_function_arguments): Adjust declaration.
11605 2016-01-13 Jakub Jelinek <jakub@redhat.com>
11607 PR tree-optimization/69156
11608 * gimple.c (validate_type): Removed.
11609 (gimple_builtin_call_types_compatible_p): Use
11610 useless_type_conversion_p instead of validate_type.
11611 * value-prof.c (gimple_stringop_fixed_value): Fold
11612 icall_size to correct type.
11614 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11616 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
11619 2016-01-13 Richard Henderson <rth@redhat.com>
11622 * target.def (builtin_tm_load, builtin_tm_store): Remove.
11623 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
11624 (ix86_builtin_tm_store): Remove.
11625 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11626 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11627 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11628 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11629 * doc/tm.texi: Rebuild.
11631 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
11632 (BUILT_IN_TM_MEMCPY_RTWN): New.
11633 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
11634 fallback from vector to integer helpers.
11635 (build_tm_load): Handle vector types directly, instead of
11637 (build_tm_store): Likewise.
11638 (expand_assign_tm): Prepare for register types not handled by
11639 the above. Copy them to memory and use memcpy.
11640 * tree.c (tm_define_builtin): New.
11641 (find_tm_vector_type): New.
11642 (build_tm_vector_builtins): New.
11643 (build_common_builtin_nodes): Call it.
11645 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
11647 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
11648 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
11650 2016-01-13 Tom de Vries <tom@codesourcery.com>
11652 PR tree-optimization/69169
11653 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
11654 handled_struct_type param.
11655 (create_variable_info_for, intra_create_variable_infos): Call
11656 create_variable_info_for_1 with extra arg.
11658 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
11660 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
11661 and "armv8.1-a+crc" entries.
11663 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
11666 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
11667 Change first operand predicate from register_or_constm1_operand
11668 to register_operand.
11669 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
11670 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11671 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11672 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11673 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11674 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11675 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11676 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11677 comparison with constm1_rtx from vec_prefetch_gen part.
11679 2016-01-13 Richard Biener <rguenther@suse.de>
11681 PR tree-optimization/69013
11682 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11683 Exchange assert for a test.
11685 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11688 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11690 2016-01-13 Richard Biener <rguenther@suse.de>
11692 PR tree-optimization/69242
11693 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11694 assert with a check.
11696 2016-01-13 Richard Biener <rguenther@suse.de>
11698 PR tree-optimization/69186
11699 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11700 Properly guard vect_update_misalignment_for_peel call.
11702 2016-01-12 Jeff Law <law@redhat.com>
11704 PR tree-optimization/pr67755
11705 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11706 "need_profile_correction".
11707 (thread_block_1): Initialize new field to false by default. If we
11708 have multiple thread paths through a common joiner to different
11709 final targets, then set new field to true.
11710 (compute_path_counts): Only do count adjustment when it's really
11713 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11715 * doc/invoke.texi (Spec Files): Move section down in file, past
11716 all command-line option descriptions.
11718 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11720 PR middle-end/54809
11721 * doc/gty.texi: Remove documentation of mark_hook.
11722 * gengtype.c (struct write_types_data): Remove code to support
11723 mark_hook attribute.
11724 (walk_type): Likewise.
11725 (write_func_for_structure): Likewise.
11727 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11729 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11730 Directory Options, and -specs= to Overall Options.
11731 (Overall Options): Adjust similarly. Reorder to group related
11732 options together. Make -specs= cross-reference the spec file details.
11733 (Directory Options): Adjust similarly.
11735 2016-01-12 Jeff Law <law@redhat.com>
11737 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11739 2016-01-12 Olivier Hainque <hainque@adacore.com>
11741 * gcc.c (spec_undefvar_allowed): New global.
11742 (process_command): Set to true when running for --version or --help,
11744 (getenv_spec_function): When the variable is not defined, use the
11745 variable name as the variable value if we're allowed not to issue
11748 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11750 PR tree-optimization/68911
11751 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11752 information computed for expression "init + nit * step".
11754 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11756 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11757 about name of GCC executable. Remove deleted node from menu.
11758 (Directory Options) <-B>: Remove cross-reference to deleted node.
11759 (Target Options): Delete section.
11761 2016-01-12 Christian Bruel <christian.bruel@st.com>
11764 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11765 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11767 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11770 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11771 aligned_mem is properly set for AVX512-VL floating point masked
11775 * ifcvt.c (cond_exec_process_if_block): When removing the last
11776 insn from then_bb, remove also any possible barriers that follow it.
11778 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11782 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11783 (PTRDIFF_TYPE): Likewise.
11784 (WCHAR_TYPE): Likewise.
11785 (WCHAR_TYPE_SIZE): Likewise.
11786 (STDINT_LONG32): Likewise.
11788 2016-01-12 Richard Biener <rguenther@suse.de>
11790 PR tree-optimization/69053
11791 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11792 convert initial value for cond reductions.
11794 2016-01-12 Richard Biener <rguenther@suse.de>
11796 PR tree-optimization/69007
11797 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11798 widen_sum after dot_prod and sad.
11800 2016-01-12 Richard Biener <rguenther@suse.de>
11802 PR tree-optimization/69168
11803 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11804 pattern stmt SLP type.
11805 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11806 end up unused so cope with that case.
11808 2016-01-12 Richard Biener <rguenther@suse.de>
11810 PR tree-optimization/69157
11811 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11812 stmts def type only during analyze phase.
11813 (vectorizable_call): Likewise.
11814 (vectorizable_simd_clone_call): Likewise.
11815 (vectorizable_conversion): Likewise.
11816 (vectorizable_assignment): Likewise.
11817 (vectorizable_shift): Likewise.
11818 (vectorizable_operation): Likewise.
11819 (vectorizable_store): Likewise.
11820 (vectorizable_load): Likewise.
11822 2016-01-12 Richard Biener <rguenther@suse.de>
11824 PR tree-optimization/69174
11825 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11827 (vectorizable_load): Properly compute the number of loads needed
11828 for permuted strided SLP loads and do not spuriously assign
11829 to SLP_TREE_VEC_STMTS.
11831 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11833 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11834 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11835 (MD_EXEC_PREFIX): Remove.
11836 (MD_STARTFILE_PREFIX) Removee.
11837 (FILE_NAME_ABSOLUTE_P): Remove.
11838 (CPP_SPEC): Do not read macros from sys/version.h.
11839 (LINK_COMMAND_SPEC): Remove.
11840 (LOCAL_INCLUDE_DIR): Remove.
11841 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11842 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11843 (POST_LINK_SPEC): Define to invoke stubify after linker
11844 (LIBSTDCXX): Remove define
11845 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11846 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11847 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11848 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11849 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11850 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11851 (i386_djgpp_asm_named_section): Add propotype of new procedure
11853 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11854 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11855 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11856 in config/i386/djgpp.h).
11857 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11858 STANDARD_STARTFILE_PREFIX_1.
11859 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11860 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11861 installation errors.
11862 (MAX_OFILE_ALIGNMENT): Define to 128.
11863 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11865 * config/i386/djgpp.c: New file. Add implementation of
11866 i386_djgpp_asm_named_section.
11868 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11870 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11871 Add rule for building djgpp.o.
11873 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11875 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11876 (rtx_is_swappable_p): Reductions are swappable.
11877 (insn_is_swappable_p): V2DF reductions are swappable.
11879 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11881 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11882 reloads for other unsupported memory operands.
11884 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11885 Jim Wilson <jim.wilson@linaro.org>
11888 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11889 copy_to_mode_reg instead of force_reg.
11891 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11894 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11895 TARGET_80387 is true.
11897 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11900 * lra-eliminations.c (move_plus_up): Only move plus up
11901 if subreg of the constant can be simplified into constant
11902 and use the simplified subreg of the constant instead of
11903 the original constant.
11905 * fold-const.c (fold_convertible_p): Don't return true
11906 for conversion of VECTOR_TYPE to same sized integral type.
11907 (fold_convert_loc): Fix up formatting. Fold conversion of
11908 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11909 instead of NOP_EXPR.
11911 PR tree-optimization/69214
11912 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11913 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11916 PR tree-optimization/69207
11917 * tree-vect-slp.c (vect_get_constant_vectors): For
11918 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11919 fold_convertible_p to vector_type's element type, and always
11920 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11922 2016-01-11 Richard Biener <rguenther@suse.de>
11924 PR tree-optimization/69173
11925 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11926 fixup the cycle if all stmts are in a pattern.
11928 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11930 PR middle-end/68999
11931 * alias.c (base_alias_check): Move check for addresses with
11932 alignment ANDs before the call for compare_base_decls.
11933 (memrefs_conflict_p): Return -1 for different decls
11934 that went through alignment adjustments.
11936 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11938 PR rtl-optimization/68796
11939 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11940 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11941 and QImode comparisons against zero with CC_NZmode.
11942 * config/aarch64/iterators.md (short_mask): New mode_attr.
11944 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11946 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11947 (<avx512>_store<mode>_mask): Likewise.
11949 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11950 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11952 PR rtl-optimization/68841
11953 * ifcvt.c (struct noce_if_info): Add orig_x field.
11954 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11955 Don't record conflicts on to_rename if it's present.
11956 Allow memory destinations in sets.
11957 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11958 blocks, passing orig_x to the checks.
11959 (noce_process_if_block): Set if_info->orig_x appropriately.
11961 2016-01-11 Tom de Vries <tom@codesourcery.com>
11963 PR tree-optimization/69069
11964 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11966 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11968 PR rtl-optimization/68920
11969 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11970 of conditional moves for RTL if-conversion to 1 for
11971 TARGET_ONE_IF_CONV_INSN.
11972 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11973 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11974 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11975 parameter to restirct number of conditional moves for
11977 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11978 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11981 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11984 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11985 onepart vars. Fix typo in comment. Fix reversed condition in
11987 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11990 * var-tracking.c (dump_onepart_variable_differences): New.
11991 (dataflow_set_different): If a detailed dump is requested,
11992 delay early returns and dump differences between onepart
11993 variables present before and after, and added variables.
11995 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11998 * expr.c (expand_expr_real_1): For boolean vector constants
11999 with a scalar mode use const_scalar_mask_from_tree.
12000 (const_scalar_mask_from_tree): New.
12001 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
12002 assigned to a mask type to handle constants.
12004 2016-01-11 Martin Jambor <mjambor@suse.cz>
12007 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
12008 useless parameters if we cannot change function signature.
12010 2016-01-11 Martin Jambor <mjambor@suse.cz>
12013 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
12016 2016-01-11 Tom de Vries <tom@codesourcery.com>
12018 PR tree-optimization/69109
12019 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
12022 2016-01-11 Tom de Vries <tom@codesourcery.com>
12024 PR tree-optimization/69108
12025 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
12026 res is not used in a phi.
12028 2016-01-11 Yury Gribov <y.gribov@samsung.com>
12031 * common.opt (frandom-seed): Fix parameter name.
12032 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
12034 2016-01-11 Tom de Vries <tom@codesourcery.com>
12036 PR tree-optimization/69058
12037 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
12040 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
12042 * config/arc/arc.opt (mdiv-rem): Add period to the end.
12043 (mcode-density): Likewise.
12045 2016-01-10 Tom de Vries <tom@codesourcery.com>
12047 PR tree-optimization/69062
12048 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
12049 (parallelize_loops): Don't paralelize loop that has phi with address
12052 2016-01-10 Tom de Vries <tom@codesourcery.com>
12054 PR tree-optimization/69039
12055 * tree-parloops.c (try_create_reduction_list): Only allow single exit
12058 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
12060 PR middle-end/68743
12061 * match.pd: Require target has function_c99_misc before doing
12062 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
12064 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
12066 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
12068 * configure: Regenerate.
12070 2016-01-09 Jakub Jelinek <jakub@redhat.com>
12072 PR middle-end/50865
12073 PR tree-optimization/69097
12074 * fold-const.h (expr_not_equal_to): New prototype.
12075 * fold-const.c: Include stringpool.h and tree-ssanames.h.
12076 (expr_not_equal_to): New function.
12077 * match.pd (X % -Y is the same as X % Y): Don't optimize
12078 unless X is known not to be equal to minimum or Y is known
12079 not to be equal to -1.
12080 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
12081 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
12082 (simplify_stmt_using_ranges): Adjust caller.
12083 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
12084 substitute_and_fold.
12086 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
12088 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
12091 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12093 PR tree-optimization/69167
12094 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
12095 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
12097 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
12099 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12100 Richard Biener <rguenther@suse.de>
12102 PR tree-optimization/68707
12103 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
12104 instances that can be handled via vect_load_lanes.
12106 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
12108 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
12109 if we can't determine address equivalence.
12110 * alias.c (compare_base_decl): Update for changed return value of
12111 symtab_node::equal_address_to.
12113 2016-01-08 Jason Merrill <jason@redhat.com>
12117 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
12118 * expr.c (store_field): Not here.
12119 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
12120 call with TREE_ADDRESSABLE type.
12121 * tree-cfg.c (verify_gimple_call): Adjust.
12123 2016-01-08 Olivier Hainque <hainque@adacore.com>
12125 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
12128 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12130 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
12131 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
12132 (reduc_smin_v2sf): Rename to...
12133 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
12134 (reduc_splus_v2sf): Rename to...
12135 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
12137 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12139 PR tree-optimization/69162
12140 * gimplify.c (gimplify_va_arg_expr): Encode original type of
12141 valist argument in another argument.
12142 (gimplify_modify_expr): Adjust for the above change. Cleanup.
12143 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
12144 to determine the va_list type, build a MEM_REF instead of
12145 build_fold_indirect_ref.
12147 PR tree-optimization/69172
12148 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
12151 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
12153 PR tree-optimization/67781
12154 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
12155 and cmpnop in two steps: first the ones not accessed in original
12156 gimple expression in a endian independent way and then the ones not
12157 accessed in the final result in an endian-specific way.
12159 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12161 PR tree-optimization/69083
12162 * tree-vect-slp.c (vect_get_constant_vectors): For
12163 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
12164 element type. If op is fold_convertible_p to vector_type's element
12165 type, use NOP_EXPR instead of VCE.
12167 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
12169 PR rtl-optimization/67778
12170 PR rtl-optimization/68634
12171 PR rtl-optimization/68909
12172 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
12173 block from the stack until done with it. Remove a superfluous
12174 bitmap set. Remove a superfluous bitmap test.
12176 2016-01-07 Martin Sebor <msebor@redhat.com>
12179 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
12180 constraint on the type of arguments.
12182 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
12184 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
12185 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
12186 unaligned_access on the gcc_options set.
12187 * config/arm/arm.c (arm_option_override_internal): Use
12188 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
12190 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12193 * config/i386/i386.c (ix86_frame_pointer_required): Enable
12194 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
12196 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12199 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12202 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12203 depending on frame_pointer_needed before remaining integer and SSE
12204 registers are saved.
12206 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
12209 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
12211 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
12214 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
12215 Use the "xBm" constraint.
12216 (float<sseintvecmodelower><mode>2<mask_name><round_name):
12218 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
12219 (sse_cvtsi2ssq<round_name>): Likewise.
12220 (sse_cvtss2si<round_name>): Likewise.
12221 (sse_cvtss2siq<round_name>): Likewise.
12222 (sse2_cvtsi2sdq<round_name>): Likewise.
12223 (sse2_cvtsd2si<round_name>): Likewise.
12224 (sse2_cvtsd2siq<round_name>): Likewise.
12225 * config/i386/subst.md (round_nimm_scalar_predicate): New
12228 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
12230 PR middle-end/67639
12231 * varasm.c (make_decl_rtl): Mark invalid register vars as
12234 PR rtl-optimization/66206
12235 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
12236 All callers changed.
12238 2016-01-07 Jakub Jelinek <jakub@redhat.com>
12240 PR tree-optimization/69141
12241 * tree-ssa-pre.c: Include langhooks.h.
12242 (eliminate_dom_walker::before_dom_children): Use
12243 lang_hooks.decl_printable_name instead of
12244 cgraph_node::get ()->name ().
12246 PR middle-end/68960
12247 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
12248 it and DECL_ALIGN too.
12250 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
12252 * config/mips/mips-ftypes.def: Sort to lexicographical order.
12254 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12257 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12258 depending on frame_pointer_needed before remaining integer and SSE
12259 registers are saved.
12261 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12263 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
12264 mode iterator with VSX_M2.
12265 (*p9_vecstore_<mode>): Likewise.
12266 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
12267 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
12268 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
12269 (define_split for VSX_LE128 stores): Likewise.
12270 (define_peephole2 for TImode LE swaps): Likewise.
12271 (define_split for VSX_LE128 post-reload stores): Likewise.
12273 2016-01-06 Marek Polacek <polacek@redhat.com>
12276 * convert.c (convert_to_integer_1): Adjust call to
12277 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
12278 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
12279 EXPR instead of ARG.
12280 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
12282 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12285 * doc/extend.texi (RL78 Variable Attributes): New section.
12287 2016-01-05 Marek Polacek <polacek@redhat.com>
12290 * builtins.c (get_memmodel): Use expansion point location rather than
12291 the input location. Call warning_at rather than warning.
12292 (expand_builtin_atomic_compare_exchange): Likewise.
12293 (expand_builtin_atomic_load): Likewise.
12294 (expand_builtin_atomic_store): Likewise.
12295 (expand_builtin_atomic_clear): Likewise.
12297 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12300 * config/i386/i386.c (ix86_expand_vector_logical_operator):
12301 Replace nonimmediate_operand with vector_operand.
12302 * config/i386/predicates.md (vector_operand): New predicate.
12303 (general_vector_operand): Replace nonimmediate_operand with
12305 * config/i386/sse.md: Replace nonimmediate_operand with
12306 vector_operand and m constraint with Bm constraint on SSE
12307 patterns with 16-byte memory operand.
12308 * config/i386/subst.md (round_nimm_predicate): Replace
12309 nonimmediate_operand with vector_operand.
12310 (round_saeonly_nimm_predicate): Likewise.
12311 (round_saeonly_nimm_scalar_predicate): New.
12313 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12316 * config/i386/constraints.md (Bm): New constraint.
12317 * config/i386/predicates.md (vector_memory_operand): New
12319 * config/i386/sse.md: Replace xm with xBm in plusminus and
12320 any_logic patterns.
12322 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12325 * doc/extend.texi (V850 Function Attributes): New section.
12326 (V850 Variable Attributes): New section.
12328 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12331 * doc/extend.texi (MicroBlaze Function Attributes): Document
12332 interrupt_handler and fast_interrupt attributes.
12334 2016-01-05 Sergei Trofimovich <siarheit@google.com>
12337 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
12338 for local symbolic operands.
12339 * config/ia64/predicates.md (local_symbolic_operand64): New
12342 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12344 PR rtl-optimization/68651
12345 * combine.c (combine_simplify_rtx): Canonicalize x + x into
12348 2016-01-05 Nathan Sidwell <nathan@acm.org>
12350 * alias.c (compare_base_decls): Use symtab_node::get.
12352 2016-01-05 Nick Clifton <nickc@redhat.com>
12355 * ira-costs.c (copy_cost): Initialise the t_icode field of the
12356 secondary_reload_info structure.
12359 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
12360 decls if weak support is available.
12362 2016-01-04 Martin Sebor <msebor@redhat.com>
12364 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
12366 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12368 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
12369 OPTION_MASK_P9_DFORM.
12371 * config/rs6000/constraints.md (wo constraint): New constraint for
12374 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
12376 (rs6000_init_hard_regno_mode_ok): Likewise.
12378 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
12381 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
12382 expanders not to have constraints. Add support for ISA 3.0 xxperm
12383 instruction. Add support for fusing xxlor with xxperm.
12384 (altivec_vperm_<mode>_internal): Likewise.
12385 (altivec_vperm_v8hiv16qi): Likewise.
12386 (altivec_vperm_<mode>v16q): Likewise.
12387 (altivec_vperm_<mode>_uns): Likewise.
12388 (vperm_v8hiv4si): Likewise.
12389 (vperm_v16qiv8hi): Likewise.
12391 * doc/md.texi (RS/6000 constraints): Document wo constraint.
12393 2016-01-04 Jakub Jelinek <jakub@redhat.com>
12395 Update copyright years.
12397 * gcc.c (process_command): Update copyright notice dates.
12398 * gcov-dump.c (print_version): Ditto.
12399 * gcov.c (print_version): Ditto.
12400 * gcov-tool.c (print_version): Ditto.
12401 * gengtype.c (create_file): Ditto.
12402 * doc/cpp.texi: Bump @copying's copyright year.
12403 * doc/cppinternals.texi: Ditto.
12404 * doc/gcc.texi: Ditto.
12405 * doc/gccint.texi: Ditto.
12406 * doc/gcov.texi: Ditto.
12407 * doc/install.texi: Ditto.
12408 * doc/invoke.texi: Ditto.
12410 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12412 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
12413 modes larger than TImode as TImode if NEON is not enabled.
12415 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12418 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
12419 mode for %f0-%f31 only if TARGET_FPU.
12421 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12424 * config/sparc/sparc.c (scan_record_type): Take into account subfields
12425 to compute the PACKED_P predicate.
12426 (function_arg_record_value): Minor tweaks.
12428 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
12430 * doc/install.texi (--with-multilib-list): Describe the meaning of the
12431 option for arm*-*-* targets.
12433 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
12435 * doc/extend.texi (Common Function Attributes): Move docs for
12436 MSP430-specific attributes to....
12437 (MSP430 Function Attributes): ...here. Delete the redundant
12438 entries and copy-edit the remaining text.
12439 (MSP430 Variable Attributes): Use uniform format for index
12440 entries and add a cross-reference to the corresponding function
12443 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
12445 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
12447 (x86 Options): Likewise.
12449 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12453 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
12454 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
12455 to corresponding attribute.
12457 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12459 * doc/extend.texi (Common Function Attributes) <noplt>: Move
12460 to correct alphabetization of table. Copy-edit and correct
12462 <stack_protect>: Likewise.
12463 <target_clones>: Likewise.
12465 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
12466 Correct punctuation.
12467 (Code Gen Options) <-fno-plt>: Copy-edit.
12469 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
12472 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
12473 SI values. Explicitly convert SI to DI and vice-versa.
12475 2016-01-01 Jakub Jelinek <jakub@redhat.com>
12477 PR tree-optimization/69070
12478 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
12479 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
12482 * ubsan.c (ubsan_instrument_float_cast): Call
12483 initialize_sanitizer_builtins.
12486 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
12488 Copyright (C) 2016 Free Software Foundation, Inc.
12490 Copying and distribution of this file, with or without modification,
12491 are permitted in any medium without royalty provided the copyright
12492 notice and this notice are preserved.