1 2016-05-19 Martin Liska <mliska@suse.cz>
3 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
4 auto_vec instead of vec.
6 2016-05-19 Martin Liska <mliska@suse.cz>
8 * lto-section-in.c (lto_get_section_data): Call
9 lto_check_version with additional argument.
10 * lto-streamer.c (lto_check_version): Add new argument.
11 * lto-streamer.h (lto_check_version): Likewise.
13 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
16 Don't add cost of inner memory when handling sign-extended
19 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
21 PR rtl-optimization/71148
22 * cse.c (cse_main): Free dominance info.
23 (rest_of_handle_cse): Don't free dominance info.
24 (rest_of_handle_cse2): Likewise.
25 (rest_of_handle_cse_after_global_opts): Likewise.
27 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
31 NULL_TREE early if NEON is not available. Remove now redundant check
32 in ARM_CHECK_BUILTIN_MODE.
34 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
37 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
38 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
39 * doc/cpp.texi: Document new macros.
41 2016-05-19 Bin Cheng <bin.cheng@arm.com>
43 PR tree-optimization/69848
44 * tree-vect-loop.c (vectorizable_reduction): Don't factor
45 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
47 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
49 * function.c (thread_prologue_and_epilogue_insn): Move the
50 "goto epilogue_done" one block later.
52 2016-05-19 Richard Biener <rguenther@suse.de>
54 PR tree-optimization/70729
55 * passes.def: Move LIM pass before PRE. Remove no longer
56 required copyprop and move first DCE out of the loop pipeline.
58 2016-05-18 David Malcolm <dmalcolm@redhat.com>
61 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
62 (OBJS-libcommon-target): ...here.
63 * opts-common.c: Include spellcheck.h.
64 (cmdline_handle_error): Build a vec of valid options and use it
65 to suggest provide hints for misspelled arguments.
67 2016-05-18 Jakub Jelinek <jakub@redhat.com>
70 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
71 lhs if it has TREE_ADDRESSABLE type.
73 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
76 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
77 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
79 2016-05-18 Martin Jambor <mjambor@suse.cz>
82 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
83 input for NOP_EXPR pass-through functions.
84 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
85 aggregate global constant VAR_DECLs in constant jump functions.
87 2016-05-18 Martin Jambor <mjambor@suse.cz>
90 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
91 from TREE_READONLY parameters.
93 2016-05-18 Martin Jambor <mjambor@suse.cz>
96 * cgraph.h (cgraph_indirect_call_info): New field
97 guaranteed_unmodified.
98 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
99 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
101 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
102 pass the parameter value to ipa_find_agg_cst_for_param.
103 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
104 guaranteed_unmodified, store AA results there instead of bailing out
106 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
107 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
108 (find_constructor_constant_at_offset): New function.
109 (ipa_find_agg_cst_from_init): Likewise.
110 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
111 static initializers of contants, report back through a new paameter
112 from_global_constant if that was the case.
113 (try_make_edge_direct_simple_call): Also pass parameter value to
114 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
116 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
117 (ipa_read_indirect_edge_info): Likewise.
118 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
119 (ipa_load_from_parm_agg): Likewise.
121 2016-05-18 Jiong Wang <jiong.wang@arm.com>
123 PR rtl-optimization/71150
124 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
127 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
130 * config/rs6000/constraints.md (wE constraint): New constraint
131 for a vector constant that can be loaded with XXSPLTIB.
132 (wM constraint): New constraint for a vector constant of a 1's.
133 (wS constraint): New constraint for a vector constant that can be
134 loaded with XXSPLTIB and a vector sign extend instruction.
135 * config/rs6000/predicates.md (xxspltib_constant_split): New
136 predicates for wE/wS constraints.
137 (xxspltib_constant_nosplit): Likewise.
138 (easy_vector_constant): Add support for constants that can be
140 (all_ones_constant): New predicate for vector constant with all
142 (splat_input_operand): Add support for ISA 3.0 word splat operations.
143 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
144 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
145 instruction and possibly with a sign extension.
146 (output_vec_const_move): Add support for XXSPLTIB. If we are
147 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
148 instead of XXLXOR/XXLORC.
149 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
151 (rs6000_legitimize_reload_address): Likewise.
152 (rs6000_output_move_128bit): Use output_vec_const_move to emit
154 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
155 combine VSX_M and VSX_M2 into one iterator.
157 (VSINT_84): New iterators for loading constants with XXSPLTIB.
158 (VSINT_842): Likewise.
159 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
160 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
161 XXSPLTIB instruction.
162 (xxspltib_<mode>_nosplit): Likewise.
163 (xxspltib_<mode>_split): New insn to load up constants with
164 XXSPLTIB and a sign extend instruction.
165 (vsx_mov<mode>): Replace single move that handled all vector types
166 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
167 moves (when -mvsx-timode is in effect) into the main vector
168 moves. Eliminate separate moves for <VSr> <VSa>, where the
169 preferred register class (<VSr>) is listed first, and the
170 secondary register class (<VSa>) is listed second with a '?' to
171 discourage use. Prefer loading 0/-1 in any VSX register for ISA
172 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
173 that if the register was involved in a slow operation, the
174 clear/set operation does not wait for the slow operation to
175 finish. Adjust the length attributes for 32-bit mode. Use
176 rs6000_output_move_128bit and drop the use of the string
177 instructions for 32-bit movti when -mvsx-timode is in effect. Use
178 spacing so that the alternatives and attributes don't generate
179 long lines, and put things in columns, so that it is easier to
180 match up the operands and attributes with the insn alternatives.
181 (vsx_mov<mode>_64bit): Likewise.
182 (vsx_mov<mode>_32bit): Likewise.
183 (vsx_movti_64bit): Fold movti into normal vector moves.
184 (vsx_movti_32bit): Likewise.
185 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
187 (vsx_splat_v4si_internal): Likewise.
188 (vsx_splat_v4sf_internal): Likewise.
189 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
190 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
191 extend vector elements.
192 (vsx_sign_extend_hi_<mode>): Likewise.
193 (vsx_sign_extend_si_v2di): Likewise.
194 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
196 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
197 constraints. Add trailing period to wL documentation.
199 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
202 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
203 * tree-dfa.c (replace_abnormal_ssa_names): New function.
204 * tree-call-cdce.c: Include tree-dfa.h.
205 (can_guard_call_p): New function, extracted from...
206 (can_use_internal_fn): ...here.
207 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
209 (shrink_wrap_one_built_in_call): Likewise.
210 (use_internal_fn): Likewise.
211 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
212 and return void. Call replace_abnormal_ssa_names.
213 (pass_call_cdce::execute): Check can_guard_call_p during the
214 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
215 will always change something.
217 2016-05-18 Martin Jambor <mjambor@suse.cz>
220 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
221 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
223 2016-05-18 Martin Jambor <mjambor@suse.cz>
226 * ipa-inline.h (condition): New field size.
227 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
228 for comaprison and store it into the new condition.
229 (evaluate_conditions_for_known_args): Use condition size to check
230 access sizes for all but CHANGED conditions.
231 (unmodified_parm_1): New parameter size_p, store access size into it.
232 (unmodified_parm): Likewise.
233 (unmodified_parm_or_parm_agg_item): Likewise.
234 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
235 (set_cond_stmt_execution_predicate): Extract access sizes and store
237 (set_switch_stmt_execution_predicate): Likewise.
238 (will_be_nonconstant_expr_predicate): Likewise.
239 (will_be_nonconstant_predicate): Likewise.
240 (inline_read_section): Stream condition size.
241 (inline_write_summary): Likewise.
243 2016-05-18 Richard Biener <rguenther@suse.de>
245 * tree-ssa-loop-im.c (determine_max_movement): Properly add
246 condition cost to PHI cost instead of total_cost.
248 2016-05-18 Martin Liska <mliska@suse.cz>
251 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
254 2016-05-18 Richard Biener <rguenther@suse.de>
256 * lto-streamer.h (LTO_major_version): Bump to 6.
258 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
260 * function.c (make_split_prologue_seq, make_prologue_seq,
261 make_epilogue_seq): New functions, factored out from...
262 (thread_prologue_and_epilogue_insns): Here.
264 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
266 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
267 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
268 of before. Add a comment.
270 2016-05-18 Bin Cheng <bin.cheng@arm.com>
272 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
273 expression pointer, not pointer to the pointer.
275 2016-05-18 Jakub Jelinek <jakub@redhat.com>
277 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
278 (avx2_pbroadcast<mode>): Add another alternative with v instead
279 of x constraints in it, using <pbroadcast_evex_isa> isa.
280 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
282 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
283 constraint x instead of v in second alternative, add avx512bw
286 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
287 constraint x instead of v in second alternative, add avx512bw
290 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
291 constraint x instead of v in second alternative, add avx512bw
294 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
295 avx512bw alternative.
297 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
299 * gcc/config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
301 (define_insn "*andnottf3"): Ditto.
302 (define_insn "*<code><mode>3"/any_logic): Ditto.
303 (define_insn "*<code>tf3"/any_logic): Ditto.
304 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
305 operand to block AVX-512VL insn variant emit when it is not enabled.
307 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
309 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
310 constraint fot SF mode.
312 2016-05-18 Petr Murzin <petr.murzin@intel.com>
313 Kirill Yukhin <kirill.yukhin@intel.com>
315 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
317 (define_insn "rsqrt14<mode>"): Ditto.
318 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
319 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
320 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
321 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
322 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
324 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
325 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
326 * config/i386/i386.c (ix86_print_operand): Expand check for size
327 override codes for Intel syntax.
329 2016-05-18 Richard Biener <rguenther@suse.de>
331 PR tree-optimization/71168
332 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
333 initialization earlier.
335 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
337 * config/aarch64/aarch64-simd.md
338 (aarch64_reduc_plus_internal<mode>): Rename to...
339 (reduc_plus_scal): ...This, and remove previous implementation.
341 2016-05-18 Richard Biener <rguenther@suse.de>
343 * passes.def: Put late dse and cd_dce in canonical order.
345 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
347 * ipa-inline-transform.c (preserve_function_body_p): Look for
348 first non-thunk clone.
349 (save_function_body): Save into first non-thunk.
350 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
352 (lto_output_node): Inline thunks don't need body in every
354 * lto-streamer-in.c: Do not fixup thunk clones.
355 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
357 * tree-inline.c (copy_bb): Be prepared for target node to be new after
360 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
363 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
364 (reassociate_bb): Call transform_add_to_multiply.
366 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
368 * config/aarch64/aarch64.c (all_extensions): Removed unused
371 2016-05-17 Nathan Sidwell <nathan@acm.org>
373 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
374 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
376 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
378 PR tree-optimization/54579
380 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
382 2016-05-17 Marek Polacek <polacek@redhat.com>
385 * tree-inline.c (expand_call_inline): Call
386 maybe_remove_unused_call_args.
388 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
390 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
391 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
392 * doc/md.texi (fmin@var{m}3): Likewise.
394 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
396 * match.pd (X & C): New transformation.
398 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
400 * match.pd (~X & Y): New transformation.
402 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
404 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
405 information for new SSA_NAME.
406 (simplify_conversion_using_ranges): Get range through get_range_info
407 instead of get_value_range.
409 2016-05-17 Jiong Wang <jiong.wang@arm.com>
411 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
412 Remove inline assembly.
413 (vmvn_s16): Likewise.
414 (vmvn_s32): Likewise.
416 (vmvn_u16): Likewise.
417 (vmvn_u32): Likewise.
418 (vmvnq_s8): Likewise.
419 (vmvnq_s16): Likewise.
420 (vmvnq_s32): Likewise.
421 (vmvnq_u8): Likewise.
422 (vmvnq_u16): Likewise.
423 (vmvnq_u32): Likewise.
425 (vmvnq_p16): Likewise.
427 2016-05-17 Jiong Wang <jiong.wang@arm.com>
429 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
431 (vmul_n_s16): Likewise.
432 (vmul_n_s32): Likewise.
433 (vmul_n_u16): Likewise.
434 (vmul_n_u32): Likewise.
435 (vmulq_n_f32): Likewise.
436 (vmulq_n_f64): Likewise.
437 (vmulq_n_s16): Likewise.
438 (vmulq_n_s32): Likewise.
439 (vmulq_n_u16): Likewise.
440 (vmulq_n_u32): Likewise.
442 2016-05-17 Jiong Wang <jiong.wang@arm.com>
444 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
445 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
447 2016-05-17 Jiong Wang <jiong.wang@arm.com>
449 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
450 to *aarch64_fma4_elt_from_dup<mode>.
451 (*aarch64_fnma4_elt_to_128df): Rename to
452 *aarch64_fnma4_elt_from_dup<mode>.
453 * config/aarch64/arm_neon.h (vfma_n_f64): New.
454 (vfms_n_f32): Likewise.
455 (vfms_n_f64): Likewise.
456 (vfmsq_n_f32): Likewise.
457 (vfmsq_n_f64): Likewise.
459 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
461 * wide-int.h: Change fixed_wide_int_storage from class to struct.
463 2016-05-17 Richard Biener <rguenther@suse.de>
465 PR tree-optimization/71132
466 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
467 Only add control dependences for blocks in the loop.
469 (generate_code_for_partition): Return whether loop should
470 be destroyed and delay that.
471 (distribute_loop): Likewise.
472 (pass_loop_distribution::execute): Record loops to be destroyed
473 and perform delayed destroying of loops.
475 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
478 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
480 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
482 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
484 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
487 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
488 insertion point for instructions generated by validize_mem.
490 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
492 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
495 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
497 * config/aarch64/aarch64.c
498 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
501 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
503 * doc/invoke.texi (AArch64 Options): Various updates.
505 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
507 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
508 into instrumentation thunks.
509 * cif-code.def (CIF_CHKP): New.
511 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
513 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
515 2016-05-16 Martin Jambor <mjambor@suse.cz>
517 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
518 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
520 2016-05-16 Marek Polacek <polacek@redhat.com>
522 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
525 2016-05-16 Martin Jambor <mjambor@suse.cz>
528 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
529 the outlined kernel function.
531 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
533 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
534 (ISA_HAS_DLSA): Ditto.
536 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
538 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
540 2016-05-16 Nathan Sidwell <nathan@acm.org>
542 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
543 (nvptx_name_replacement): Restore. Add comment.
544 (write_fn_proto, write_fn_proto_from_insn,
545 nvptx_output_call_insn): Restore
546 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
548 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
550 * config/aarch64/aarch64.md
551 (add<mode>3_compareC_cconly_imm): Remove use of %w.
552 (add<mode>3_compareC_imm): Likewise.
553 (<optab>si3_uxtw): Split into register and immediate variants.
554 (andsi3_compare0_uxtw): Likewise.
555 (and<mode>3_compare0): Likewise.
556 (and<mode>3nr_compare0): Likewise.
557 (stack_protect_test_<mode>): Don't use %x for memory operands.
559 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
561 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
563 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
565 * gcc/config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
566 Split integer shifts into shift_reg and bfm.
567 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
568 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
569 (ror<mode>3_insn): Likewise.
570 (<optab>si3_insn_uxtw): Likewise.
571 (<optab><mode>3_insn): Change to rotate_imm.
572 (extr<mode>5_insn_alt): Likewise.
573 (extrsi5_insn_uxtw): Likewise.
574 (extrsi5_insn_uxtw_alt): Likewise.
576 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
578 * doc/tm.texi: Regenerate.
579 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
580 (TARGET_INVALID_RETURN_TYPE): Remove.
581 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
582 TARGET_INVALID_RETURN_TYPE.
583 * target.def (invalid_parameter_type): Remove.
584 (invalid_return_type): Remove.
586 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
588 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
589 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
591 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
593 (preserve_function_body_p): No need to preserve function body
594 * cif-codes.def (CIF_THUNK): Remove.
595 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
597 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
599 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
601 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
603 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
606 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
608 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
609 (inline_small_functions): Do not look for function symbol when
612 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
614 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
617 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
618 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
619 Jiong Wang <jiong.wang@arm.com>
621 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
622 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
623 Define __ARM_FP16_ARGS when appropriate.
624 * config/arm/arm.c (arm_invalid_parameter_type): Remove
626 (arm_invalid_return_type): Likewise.
627 (TARGET_INVALID_PARAMETER_TYPE): Remove.
628 (TARGET_INVALID_RETURN_TYPE): Remove.
629 (aapcs_vfp_sub_candidate): Allow HFmode.
630 (aapcs_vfp_allocate): Add comment. Support HFmode.
631 (aapcs_vfp_allocate_return_reg): Likewise.
632 (struct aapcs_cp_arg_layout): Slightly reword comments for
633 is_return_candidate and allocate_return_reg.
634 (output_mov_vfp): Update assert.
635 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
637 (arm_invalid_parameter_type): Remove.
638 (amr_invalid_return_type): Remove.
639 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
640 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
641 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
643 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
645 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
646 * config/aarch64/arch64-protos.h
647 (aarch64_legitimize_reload_address): Remove.
648 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
651 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
653 * configure.ac: Add ACX_NONCANONICAL_HOST.
654 * configure: Regenerate.
655 * Makefile.in: Set host_noncanonical.
657 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
660 * config/i386/i386.md (*movtf_internal): Before register allocation,
661 do not allow FP constants for CM_MEDIUM memory model, allow only
662 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
663 (*movxf_internal): Ditto.
664 (*movdf_internal): Ditto.
665 (*movsf_internal): Ditto.
667 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
669 PR rtl-optimization/67483
670 * combine.c (make_compound_operation): Don't call extract_left_shift
671 with negative shift amounts.
673 2016-05-13 Jakub Jelinek <jakub@redhat.com>
676 * fold-const.c (fold_checksum_tree): Allow modification
677 of TYPE_ALIAS_SET during folding.
679 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
680 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
681 (ix86_split_to_parts): Likewise. Fix up formatting.
683 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
685 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
686 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
689 2016-05-13 Nathan Sidwell <nathan@acm.org>
691 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
692 (nvptx_name_replacement): Delete.
693 (write_fn_proto, write_fn_proto_from_insn,
694 nvptx_output_call_insn): Remove nvptx_name_replacement call.
695 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
696 * langhooks.c (add_builtin_funcction_common): Call
697 targetm.mangle_decl_assembler_name.
699 * config/nvptx/nvptx.c (write_fn_proto): Handle
700 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
702 2016-05-13 Martin Liska <mliska@suse.cz>
704 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
705 and PRIu64 in printf format.
707 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
709 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
712 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
714 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
715 Change --param max-completely-peeled-times to
716 --param max-completely-peel-times in dump file printing.
718 2016-05-13 Richard Biener <rguenther@suse.de>
720 PR tree-optimization/42587
721 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
722 (find_bswap_or_nop_1): Likewise.
723 (bswap_replace): Likewise.
725 2016-05-13 Martin Liska <mliska@suse.cz>
727 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
728 Initialize a variable with default value.
730 2016-05-13 Martin Liska <mliska@suse.cz>
732 * doc/invoke.texi: Enhance explanation of error recovery
735 2016-05-13 Martin Liska <mliska@suse.cz>
737 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
738 (struct cost_pair): Change inv_expr_id (int) to inv_expr
740 (struct iv_inv_expr_ent): Comment struct fields.
741 (sort_iv_inv_expr_ent): New function.
742 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
743 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
744 a hash_map between iv_inv_expr_ent and number of usages.
745 (niter_for_exit): Fix coding style.
746 (tree_ssa_iv_optimize_init): Use renamed variable.
747 (determine_base_object): Fix coding style.
748 (alloc_iv): Likewise.
749 (find_interesting_uses_outside): Likewise.
750 (add_candidate_1): Likewise.
751 (add_standard_iv_candidates): Likewise.
752 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
753 (prepare_decl_rtl): Fix coding style.
754 (get_address_cost): Likewise.
755 (get_shiftadd_cost): Likewise.
756 (force_expr_to_var_cost): Likewise.
757 (compare_aff_trees): Likewise.
758 (get_expr_id): Restructure the function.
759 (get_loop_invariant_expr_id): Renamed to
760 get_loop_invariant_expr.
761 (get_computation_cost_at): Replace usage of inv_expr_id with
763 (get_computation_cost): Likewise.
764 (determine_group_iv_cost_generic): Likewise.
765 (determine_group_iv_cost_address): Likewise.
766 (iv_period): Fix coding style.
767 (iv_elimination_compare_lt): Likewise.
768 (may_eliminate_iv): Likewise.
769 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
771 (determine_group_iv_costs): Dump invariant expressions.
772 (iv_ca_recount_cost): Use the newly added hash_map.
773 (iv_ca_set_remove_invariants): Fix coding style.
774 (iv_ca_set_add_invariants): Fix coding style.
775 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
777 (iv_ca_set_cp): Likewise.
778 (iv_ca_new): Initialize the newly added hash_map and remove
779 initialization of fields.
780 (iv_ca_free): Delete the hash_map.
781 (iv_ca_dump): Dump invariant expressions.
782 (iv_ca_extend): Fix coding style.
783 (try_add_cand_for): Likewise.
784 (create_new_ivs): Dump information about # of avg iterations and
785 # of used invariant expressions.
786 (rewrite_use_compare): Fix coding style.
787 (free_loop_data): Set default value for max_inv_expr_id.
789 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
791 * cse.c (rest_of_handle_cse): Use cleanup_cfg
792 returned value cse_cfg_altered computation.
793 (rest_of_handle_cse2): Likewise.
794 (rest_of_handle_cse_after_global_opts): Likewise.
796 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
799 * config/arm/arm.c (arm32_output_mi_thunk): New.
800 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
801 to split Thumb1 vs TARGET_32BIT functionality.
802 (arm_thumb1_mi_thunk): New.
804 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
806 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
809 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
812 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
814 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
816 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
817 (expand_builtin_trap): Emit a regular call.
818 (set_builtin_user_assembler_name): Remove obsolete cases.
819 * dse.c (scan_insn): Adjust.
820 * except.c: Include calls.h.
821 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
822 emit a regular call to setjmp.
823 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
824 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
825 (emit_block_move_via_libcall): Delete.
826 (block_move_fn): Delete.
827 (init_block_move_fn): Likewise.
828 (emit_block_move_libcall_fn): Likewise.
829 (emit_block_op_via_libcall): New function.
830 (set_storage_via_libcall): Tidy up and use memset builtin.
831 (block_clear_fn): Delete.
832 (init_block_clear_fn): Likewise.
833 (clear_storage_libcall_fn): Likewise.
834 (expand_assignment): Call emit_block_move_via_libcall.
835 Do not include gt-expr.h.
836 * expr.h (emit_block_op_via_libcall): Declare.
837 (emit_block_copy_via_libcall): New inline function.
838 (emit_block_move_via_libcall): Likewise.
839 (emit_block_comp_via_libcall): Likewise.
840 (block_clear_fn): Delete.
841 (init_block_move_fn): Likewise.
842 (init_block_clear_fn): Likewise.
843 (emit_block_move_via_libcall): Likewise.
844 (set_storage_via_libcall): Add default parameter value.
845 * libfuncs.h (enum libfunc_index): Remove obsolete values.
846 (abort_libfunc): Delete.
847 (memcpy_libfunc): Likewise.
848 (memmove_libfunc): Likewise.
849 (memcmp_libfunc): Likewise.
850 (memset_libfunc): Likewise.
851 (setbits_libfunc): Likewise.
852 (setjmp_libfunc): Likewise.
853 (longjmp_libfunc): Likewise.
854 (profile_function_entry_libfunc): Likewise.
855 (profile_function_exit_libfunc): Likewise.
856 (gcov_flush_libfunc): Likewise.
857 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
858 and DECL_VISIBILITY on the declaration.
859 (init_optabs): Do not initialize obsolete libfuncs.
860 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
861 * tree-core.h (ECF_RET1): Define.
862 (ECF_TM_PURE): Adjust.
863 (ECF_TM_BUILTIN): Likewise.
864 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
865 (build_common_builtin_nodes): Initialize abort builtin.
866 Add ECF_RET1 on memcpy, memmove and memset builtins.
867 Pass final flags for alloca and alloca_with_align builtins.
868 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
870 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
871 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
872 set_storage_via_libcall and call emit_block_copy_via_libcall.
874 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
876 * config/i386/i386.md (*call_got_x32): Change operand 0 to
877 DImode before it is passed to ix86_output_call_operand.
878 (*call_value_got_x32): Ditto for operand 1.
880 2016-05-12 Jiong Wang <jiong.wang@arm.com>
882 PR rtl-optimization/70904
883 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
884 reload for wide mode.
886 2016-05-12 Marek Polacek <polacek@redhat.com>
889 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
890 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
891 * langhooks.h (incomplete_type_error): Likewise.
892 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
893 parameter, pass it down to incomplete_type_error.
894 * tree.h (size_in_bytes): New inline overload.
895 (size_in_bytes_loc): Renamed from size_in_bytes.
897 2016-05-12 Richard Biener <rguenther@suse.de>
899 PR tree-optimization/71059
900 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
901 nary before looking up or entering the expression into the VN
903 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
904 Make sure to re-use NARYs without result as inserted by
907 2016-05-12 Richard Biener <rguenther@suse.de>
909 PR tree-optimization/71062
910 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
912 * tree-ssa-structalias.c (set_uids_in_ptset): Set
913 vars_contains_restrict if the var is a restrict tag.
914 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
915 do not disambiguate pointers against it.
916 (dump_points_to_solution): Re-structure and adjust for new
917 vars_contains_restrict flag.
918 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
920 2016-05-12 Martin Liska <mliska@suse.cz>
922 * doc/invoke.texi: Explain connection between
923 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
925 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
927 PR tree-optimization/71006
928 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
929 consider COND_EXPR as a mask producer.
931 2016-05-12 Marek Polacek <polacek@redhat.com>
934 * opts.c (common_handle_option): Detect missing argument for --help^.
936 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
939 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
940 when popping the PC and within an interrupt handler routine.
941 Add missing tab to output of "ldmfd".
942 (output_return_instruction): Output LDMFD with SP update rather
943 than POP when returning from interrupt handler.
945 2016-05-12 Jakub Jelinek <jakub@redhat.com>
947 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
948 TARGET_64BIT && TARGET_AVX512DQ.
949 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
950 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
951 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
952 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
953 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
954 (*vec_extractv4si_zext): Add avx512dq alternative.
955 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
956 use v instead of x constraint in other alternatives where possible.
958 * config/i386/sse.md (sse2_loadld): Use v instead of x
959 constraint in alternatives 0,1,4.
961 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
962 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
963 v constraints instead of x and <pinsr_evex_isa> isa attribute.
966 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
967 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
968 is not emitted unless TARGET_AVX512BW.
969 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
970 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
971 for the result operand.
973 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
974 constraint instead of x in avx alternatives. Use maybe_evex instead
977 * config/i386/constraints.md (Yv): New constraint.
978 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
979 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
980 * config/i386/i386.md (avx512fvecmode): New mode attr.
981 (*pushtf): Use v constraint instead of x.
982 (*movtf_internal): Likewise. For TARGET_AVX512VL and
983 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
984 (*absneg<mode>2): Use Yv constraint instead of x constraint.
985 (*absnegtf2_sse): Likewise.
986 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
987 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
988 avx512f alternatives.
989 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
991 2016-05-12 Richard Biener <rguenther@suse.de>
993 PR tree-optimization/71060
994 * tree-data-ref.c (initialize_data_dependence_relation): Do not
995 require exact match of DR_BASE_OBJECT but only matching address and
998 2016-05-12 Richard Biener <rguenther@suse.de>
1000 PR tree-optimization/70986
1001 * cfganal.c: Include cfgloop.h.
1002 (dfs_find_deadend): Prefer to take edges exiting loops.
1004 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1006 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
1007 compile and run time.
1009 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
1012 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
1014 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
1016 * config/i386/i386.c (legitimize_pic_address): Use
1017 copy_to_suggested_reg instead of gen_movsi.
1019 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1021 * config/rs6000/predicates.md (quad_memory_operand): Move most of
1022 the code into quad_address_p and call it to share code with
1023 vsx_quad_dform_memory_operand.
1024 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
1026 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
1027 bit instead of being a separate word. Split -mpower9-dform into
1028 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1029 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
1030 for the register class supporting 128-bit quad word memory offsets.
1031 (mode_supports_vsx_dform_quad): Helper function to return if the
1032 register class uses quad word memory offsets.
1033 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
1034 (rs6000_debug_reg_global): Always print if we are using LRA or not.
1035 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
1036 instructions are enabled, set up the appropriate addr_masks for
1038 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
1039 -mpower9-dform-scalar, instead of -mpower9-dform.
1040 (rs6000_option_override_internal): Split -mpower9-dform into two
1041 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
1042 -mpower9-dform switch sets or clears both. If we are not using
1043 the LRA register allocator, do not enable -mpower9-dform-vector by
1044 default. If we are using LRA, enable -mpower9-dform-vector and
1045 -mvsx-timode if it is appropriate. Issue a warning if either
1046 -mpower9-dform-vector or -mvsx-timode are explicitly used without
1048 (quad_address_offset_p): New helper function to return if the
1049 offset is legal for quad word memory instructions.
1050 (quad_address_p): New function to determin if GPR or vector
1051 register quad word memory addresses are legal.
1052 (mem_operand_gpr): Validate quad word address offsets.
1053 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
1054 d-form (register + offset) instructions.
1055 (offsettable_ok_by_alignment): Likewise.
1056 (rs6000_legitimate_offset_address_p): Likewise.
1057 (legitimate_lo_sum_address_p): Likewise.
1058 (rs6000_legitimize_address): Likewise.
1059 (rs6000_legitimize_reload_address): Add more debug statements for
1061 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
1062 d-form instructions.
1063 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
1064 d-form instructions. Distinguish different cases in debug
1065 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
1066 d-form instructions.
1067 (rs6000_preferred_reload_class): Likewise.
1068 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
1069 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
1070 of the ISA 2.06 indexed memory instructions.
1071 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
1072 use them to save/restore the saved vector registers instead of
1073 using Altivec instructions.
1074 (rs6000_emit_epilogue): Likewise.
1075 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
1076 (rs6000_opt_masks): Split -mpower9-dform into
1077 -mpower9-dform-scalar and -mpower9-dform-vector.
1078 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
1080 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
1081 ISA 3.0 vector indexed memory instructions, and fold the code into
1082 the normal mov<mode> patterns.
1083 (p9_vecstore_<mode>): Likewise.
1084 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
1086 (vsx_movti_64bit): Likewise.
1087 (vsx_movti_32bit): Likewise.
1088 * config/rs6000/constraints.md (wO constraint): New constraint for
1089 ISA 3.0 vector d-form support.
1090 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
1091 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
1092 include -mpower9-dform-vector until we switch over to LRA.
1093 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
1094 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1095 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
1096 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1097 for -mpower9-dform and -mlra.
1098 * doc/md.texi (wO constraint): Document wO constraint.
1100 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
1102 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
1103 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
1104 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
1105 Move handling of non-insn arguments inline into the sole user:
1106 (output_trans_func): ...here.
1107 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
1108 in emitted function prototype.
1109 (output_internal_insn_latency_func): Ditto. Simplify.
1110 (output_internal_maximal_insn_latency_func): Ditto. Delete
1111 always-unused argument.
1112 (output_insn_latency_func): Ditto.
1113 (output_maximal_insn_latency_func): Ditto.
1115 2016-05-11 Richard Biener <rguenther@suse.de>
1117 PR tree-optimization/71055
1118 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
1119 sth with precision not equal to access size verify we don't chop
1122 2016-05-11 Richard Biener <rguenther@suse.de>
1125 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
1126 (dwarf2out_finish): Move retry_incomplete_types call ...
1127 (dwarf2out_early_finish): ... here.
1129 2016-05-11 Richard Biener <rguenther@suse.de>
1132 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
1133 if the langhook insists on it.
1134 * fold-const.c (make_bit_field_ref): Add arg for the original
1135 reference and preserve its alias-set.
1136 (decode_field_reference): Take exp by reference and adjust it
1137 to the original memory reference.
1138 (optimize_bit_field_compare): Adjust callers.
1139 (fold_truth_andor_1): Likewise.
1140 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
1142 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
1145 * cfgrtl.h (delete_insn_and_edges): Now return bool.
1146 * cfgrtl.c (delete_insn_and_edges): Likewise.
1147 * config/i386/i386.c (convert_scalars_to_vector): Remove
1149 * cse.c (cse_insn): Compute cse_cfg_altered.
1150 (delete_trivially_dead_insns): Likewise.
1151 (cse_cc_succs): Likewise.
1152 (rest_of_handle_cse): Free dominance info if required.
1153 (rest_of_handle_cse2): Likewise.
1154 (rest_of_handle_cse_after_global_opts): Likewise.
1156 2016-05-11 Alan Modra <amodra@gmail.com>
1158 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
1159 abi_v4_pass_in_fpr): New functions.
1160 (rs6000_function_arg_boundary): Exclude complex IBM long double
1161 from 64-bit alignment when ABI_V4.
1162 (rs6000_function_arg, rs6000_function_arg_advance_1,
1163 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
1165 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
1167 PR rtl-optimization/71028
1168 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
1169 jump with just a return in the fallthrough block if the branch
1170 block contains just a return as well.
1172 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
1174 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
1175 * match.pd ((X & Y) ^ Y): ... this.
1176 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
1177 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
1179 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1181 * read-md.c (require_char_ws): New function.
1182 (read_string): Simplify using require_char_ws.
1183 (handle_constants): Likewise.
1184 (handle_enum): Likewise.
1185 (handle_file): Likewise.
1186 * read-md.h (require_char_ws): New declaration.
1187 * read-rtl.c (read_conditions): Simplify using require_char_ws.
1188 (read_mapping): Likewise.
1189 (read_rtx_code): Likewise.
1190 (read_nested_rtx): Likewise.
1192 2016-05-10 James Norris <jnorris@codesourcery.com>
1194 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
1195 if offloading is enabled and -fopenacc or -fopenmp is specified.
1196 (CRTOFFLOADEND): Likewise.
1197 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
1198 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
1200 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
1202 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
1203 gotoff_operand code paths. Use copy_to_suggested_regs and
1204 expand_simple_binop where appropriate. Cleanup.
1206 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1209 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
1211 (dimode_scalar_chain::vector_const_cost): New.
1212 (dimode_scalar_chain::compute_convert_gain): Handle constants.
1213 (dimode_scalar_chain::convert_op): Likewise.
1214 (dimode_scalar_chain::convert_insn): Likewise.
1216 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1218 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
1219 unary operation, not a binary one.
1221 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1224 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
1225 calls with type casted fndecl.
1227 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1229 PR tree-optimization/70786
1230 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
1231 * gcc/calls.c (initialize_argument_information): Bind bounds
1232 with corresponding args passed by reference.
1234 2016-05-10 Jakub Jelinek <jakub@redhat.com>
1237 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
1238 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
1239 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
1242 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1245 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
1246 code for a zero scale factor.
1247 (vsx_xvcvdpuxds_scale): Likewise.
1249 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1251 * diagnostic-show-locus.c (layout::layout): Call show_ruler
1252 if show_ruler_p was set on the context.
1253 (layout::show_ruler): New method.
1254 * diagnostic.h (struct diagnostic_context): Add field
1257 2016-05-10 Richard Biener <rguenther@suse.de>
1259 PR tree-optimization/71039
1260 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
1261 (chk_uses): New function.
1262 (propagate_with_phi): Verify we can safely replicate the lhs of an
1263 aggregate assignment on all incoming edges.
1265 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
1267 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
1269 (rx_atomic_sequence): New class.
1270 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
1271 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
1273 (rx_atomic_sequence::rx_atomic_sequence,
1274 rx_atomic_sequence::~rx_atomic_sequence): New functions.
1275 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
1276 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
1277 CTRLREG_INTB): New constants.
1278 (FETCHOP): New code iterator.
1279 (fethcop_name, fetchop_name2): New iterator code attributes.
1280 (QIHI): New mode iterator.
1281 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
1282 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
1283 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
1285 2016-05-10 Martin Liska <mliska@suse.cz>
1287 * tree-inline.c (remap_dependence_clique): Do not remap
1288 debugging statements.
1290 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1292 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
1293 ("*fixuns_truncdfdi2_z13")
1294 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
1295 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
1296 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
1298 2016-05-10 Richard Biener <rguenther@suse.de>
1300 PR tree-optimization/70497
1301 PR tree-optimization/28367
1302 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
1304 (visit_reference_op_load): ... here.
1305 (vn_reference_lookup_3): Use it to handle subreg-like accesses
1306 with simplified BIT_FIELD_REFs.
1307 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
1308 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
1311 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1313 * dwarf2out.c (add_abstract_origin_attribute): Adjust
1314 documentation comment. For BLOCK nodes, add a
1315 DW_AT_abstract_origin attribute that points to the DIE generated
1316 for the origin BLOCK.
1317 (gen_lexical_block_die): Call add_abstract_origin_attribute for
1318 blocks from inlined functions.
1320 2016-05-10 Alan Modra <amodra@gmail.com>
1323 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
1324 regrename modifying insns saving lr before __morestack call.
1325 * config/rs6000/rs6000.md (split_stack_return): Similarly for
1326 insns restoring lr after __morestack call.
1328 2016-05-09 Jakub Jelinek <jakub@redhat.com>
1330 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
1331 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
1333 * config/i386/sse.md (vec_interleave_high<mode>,
1334 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
1335 <avx512>_vpermt2var<mode>3_maskz): Likewise.
1337 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1339 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
1340 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
1341 parallel reassociation for power8 and forward.
1343 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
1345 * config/i386/i386.md (absneg splitters with general regs): Use
1346 general_reg_operand predicate.
1347 (btsq peephole2): Use x86_64_immediate_operand to check if new
1348 value is suitable for immediate operand. Generate emitted insn
1349 using RTL expressions.
1350 (btcq peephole2): Ditto.
1351 (btrq peephole2): Ditto. Generate correct immediate operand
1354 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1356 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
1359 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1361 * tree-affine.c (wide_int_constant_multiple_p): Add missing
1362 pointer dereference.
1364 2016-05-09 Richard Biener <rguenther@suse.de>
1366 PR tree-optimization/70985
1367 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
1368 op0 isn't a gimple register.
1370 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
1372 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
1373 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
1374 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
1375 (i6400_fpu_mult): New cpu units.
1376 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
1377 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
1378 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
1379 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
1380 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
1381 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
1382 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
1383 (i6400_msa_long_float4, i6400_msa_long_float5)
1384 (i6400_msa_long_float8, i6400_msa_fdiv_df)
1385 (i6400_msa_fdiv_sf): New reservations.
1386 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
1387 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
1388 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
1389 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
1390 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
1391 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
1392 (msa_short_cmp, msa_short_float2, msa_short_logic3)
1393 (msa_short_store4, msa_long_load, msa_short_store)
1394 (msa_long_logic, msa_long_float2, msa_long_float4)
1395 (msa_long_float5, msa_long_float8, msa_long_mult)
1396 (msa_long_fdiv, msa_long_div): New reservations.
1398 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
1399 Sameera Deshpande <sameera.deshpande@imgtec.com>
1400 Matthew Fortune <matthew.fortune@imgtec.com>
1401 Graham Stott <graham.stott@imgtec.com>
1402 Chao-ying Fu <chao-ying.fu@imgtec.com>
1404 * config.gcc: Add MSA header file for mips*-*-* target.
1405 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
1406 (Ubv8i, Urv8): New constraints.
1407 * config/mips/mips-ftypes.def: Add function types for MSA
1409 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
1410 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
1411 * config/mips/mips-msa.md: New file.
1412 * config/mips/mips-protos.h
1413 (mips_split_128bit_const_insns): New prototype.
1414 (mips_msa_idiv_insns): Likewise.
1415 (mips_split_128bit_move): Likewise.
1416 (mips_split_128bit_move_p): Likewise.
1417 (mips_split_msa_copy_d): Likewise.
1418 (mips_split_msa_insert_d): Likewise.
1419 (mips_split_msa_fill_d): Likewise.
1420 (mips_expand_msa_branch): Likewise.
1421 (mips_const_vector_same_val_p): Likewise.
1422 (mips_const_vector_same_bytes_p): Likewise.
1423 (mips_const_vector_same_int_p): Likewise.
1424 (mips_const_vector_shuffle_set_p): Likewise.
1425 (mips_const_vector_bitimm_set_p): Likewise.
1426 (mips_const_vector_bitimm_clr_p): Likewise.
1427 (mips_msa_vec_parallel_const_half): Likewise.
1428 (mips_msa_output_division): Likewise.
1429 (mips_ldst_scaled_shift): Likewise.
1430 (mips_expand_vec_cond_expr): Likewise.
1431 * config/mips/mips.c (enum mips_builtin_type): Add
1432 MIPS_BUILTIN_MSA_TEST_BRANCH.
1433 (mips_gen_const_int_vector_shuffle): New prototype.
1434 (mips_const_vector_bitimm_set_p): New function.
1435 (mips_const_vector_bitimm_clr_p): Likewise.
1436 (mips_const_vector_same_val_p): Likewise.
1437 (mips_const_vector_same_bytes_p): Likewise.
1438 (mips_const_vector_same_int_p): Likewise.
1439 (mips_const_vector_shuffle_set_p): Likewise.
1440 (mips_symbol_insns): Forbid loading symbols via immediate for
1442 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
1444 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
1446 (mips_lx_address_p): Add support load indexed address for MSA.
1447 (mips_address_insns): Add calculation of instructions needed for
1448 stores and loads for MSA.
1449 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
1450 CONST_VECTOR for MSA and let it fall through.
1451 (mips_ldst_scaled_shift): New function.
1452 (mips_subword_at_byte): Likewise.
1453 (mips_msa_idiv_insns): Likewise.
1454 (mips_legitimize_move): Validate MSA moves.
1455 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
1456 calculation of costs for MSA division.
1457 (mips_split_move_p): Check if MSA moves need splitting.
1458 (mips_split_move): Split MSA moves if necessary.
1459 (mips_split_128bit_move_p): New function.
1460 (mips_split_128bit_move): Likewise.
1461 (mips_split_msa_copy_d): Likewise.
1462 (mips_split_msa_insert_d): Likewise.
1463 (mips_split_msa_fill_d): Likewise.
1464 (mips_output_move): Handle MSA moves.
1465 (mips_expand_msa_branch): New function.
1466 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
1467 Reinstate 'y' modifier.
1468 (mips_file_start): Add MSA .gnu_attribute.
1469 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
1471 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
1472 (mips_class_max_nregs): Add register size for MSA supported mode.
1473 (mips_cannot_change_mode_class): Allow conversion between MSA
1474 vector modes and TImode.
1475 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
1477 (mips_secondary_reload_class): Force MSA loads/stores via memory.
1478 (mips_preferred_simd_mode): Add preffered modes for MSA.
1479 (mips_vector_mode_supported_p): Add MSA supported modes.
1480 (mips_autovectorize_vector_sizes): New function.
1481 (mips_msa_output_division): Likewise.
1482 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
1483 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
1484 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
1485 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
1486 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
1487 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
1488 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
1489 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
1490 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
1491 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
1492 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
1493 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
1494 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
1495 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
1496 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
1497 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
1498 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
1499 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
1500 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
1501 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
1502 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
1503 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
1504 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
1505 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
1506 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
1507 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
1508 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
1509 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
1510 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
1511 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
1512 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
1513 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
1514 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
1515 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
1516 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
1517 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
1518 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
1519 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
1520 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
1521 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
1522 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
1523 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
1524 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
1525 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
1526 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1527 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1528 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1529 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1530 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1531 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1532 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1533 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1534 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
1535 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
1536 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
1537 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
1538 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
1539 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
1540 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
1541 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
1542 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
1543 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
1544 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
1545 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
1546 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
1547 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
1548 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
1549 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
1550 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
1551 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
1552 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
1553 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
1554 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
1555 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
1556 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
1557 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
1558 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
1559 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
1560 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
1561 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
1562 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
1563 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
1564 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
1565 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
1566 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
1567 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
1568 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
1569 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
1570 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
1571 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
1572 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
1573 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
1574 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
1575 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
1576 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
1577 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
1578 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
1579 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
1580 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
1581 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
1582 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
1583 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
1584 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
1585 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
1586 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
1587 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
1588 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
1589 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
1590 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
1591 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
1592 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
1593 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
1594 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
1595 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
1596 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
1597 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
1598 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
1599 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
1600 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
1601 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
1602 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
1603 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
1604 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
1605 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
1606 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
1607 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
1608 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
1609 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
1610 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
1611 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
1612 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
1613 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
1614 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
1615 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
1616 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
1617 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
1618 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
1619 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
1620 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
1621 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
1622 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
1623 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
1624 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
1625 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
1626 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
1627 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
1628 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
1629 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
1630 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
1631 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
1632 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
1634 (mips_get_builtin_decl_index): New array.
1635 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
1636 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
1637 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
1638 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
1639 (mips_init_builtins): Initialize mips_get_builtin_decl_index
1641 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1643 (mips_expand_builtin_insn): Prepare operands for
1644 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
1645 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
1646 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
1647 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
1648 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
1649 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
1650 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
1651 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
1652 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
1653 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
1654 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
1655 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
1656 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
1657 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
1658 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
1659 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
1660 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
1661 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
1662 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
1663 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
1664 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
1665 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
1666 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
1667 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
1668 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
1669 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
1670 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
1671 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
1672 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
1673 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
1674 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
1675 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1676 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1677 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1678 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1679 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1680 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1681 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1682 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1683 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1684 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1685 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1686 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1687 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1688 These are set implicitly and an error is reported if overridden.
1689 (mips_expand_builtin_msa_test_branch): New function.
1690 (mips_expand_msa_shuffle): Likewise.
1691 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1692 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1693 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1694 (mips_expand_vec_unpack): Add support for MSA.
1695 (mips_expand_vector_init): Likewise.
1696 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1697 instead of const0_rtx.
1698 (mips_msa_vec_parallel_const_half): New function.
1699 (mips_gen_const_int_vector): Likewise.
1700 (mips_gen_const_int_vector_shuffle): Likewise.
1701 (mips_expand_msa_cmp): Likewise.
1702 (mips_expand_vec_cond_expr): Likewise.
1703 * config/mips/mips.h
1704 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1705 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1707 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1708 (ISA_HAS_MSA): New macro.
1709 (UNITS_PER_MSA_REG): Likewise.
1710 (BITS_PER_MSA_REG): Likewise.
1711 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1712 (MSA_REG_FIRST): New macro.
1713 (MSA_REG_LAST): Likewise.
1714 (MSA_REG_NUM): Likewise.
1715 (MSA_REG_P): Likewise.
1716 (MSA_REG_RTX_P): Likewise.
1717 (MSA_SUPPORTED_MODE_P): Likewise.
1718 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1719 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1720 * config/mips/mips.md: Include mips-msa.md.
1721 (alu_type): Add simd_add.
1722 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1723 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1724 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1725 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1726 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1727 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1728 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1729 simd_move, simd_load, simd_store. Choose "multi" for moves
1731 (qword_mode): New attribute.
1732 (insn_count): Add instruction count for quad moves.
1733 Increase the count for MIPS SIMD division.
1734 (UNITMODE): Add UNITMODEs for vector types.
1735 (addsub): New code iterator.
1736 * config/mips/mips.opt (mmsa): New option.
1737 * config/mips/msa.h: New file.
1738 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1740 * config/mips/mti-linux.h: Likewise.
1741 * config/mips/predicates.md
1742 (const_msa_branch_operand): New constraint.
1743 (const_uimm3_operand): Likewise.
1744 (const_uimm4_operand): Likewise.
1745 (const_uimm5_operand): Likewise.
1746 (const_uimm8_operand): Likewise.
1747 (const_imm5_operand): Likewise.
1748 (aq10b_operand): Likewise.
1749 (aq10h_operand): Likewise.
1750 (aq10w_operand): Likewise.
1751 (aq10d_operand): Likewise.
1752 (const_m1_operand): Likewise.
1753 (reg_or_m1_operand): Likewise.
1754 (const_exp_2_operand): Likewise.
1755 (const_exp_4_operand): Likewise.
1756 (const_exp_8_operand): Likewise.
1757 (const_exp_16_operand): Likewise.
1758 (const_vector_same_val_operand): Likewise.
1759 (const_vector_same_simm5_operand): Likewise.
1760 (const_vector_same_uimm5_operand): Likewise.
1761 (const_vector_same_uimm6_operand): Likewise.
1762 (const_vector_same_uimm8_operand): Likewise.
1763 (par_const_vector_shf_set_operand): Likewise.
1764 (reg_or_vector_same_val_operand): Likewise.
1765 (reg_or_vector_same_simm5_operand): Likewise.
1766 (reg_or_vector_same_uimm6_operand): Likewise.
1767 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1769 * doc/invoke.texi (-mmsa): Document new option.
1771 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1773 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1774 * configure: Regenerate.
1775 * config.in: Regenerate.
1776 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1778 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1779 (ENDFILE_VTV_SPEC): Define.
1781 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1783 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1784 registers in all interrupt handlers if necessary.
1785 (rl78_option_override): Add warning.
1786 (MUST_SAVE_MDUC_REGISTERS): New macro.
1787 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1788 * config/rl78/rl78.c (check_mduc_usage): New function.
1789 (mduc_regs): New structure to hold MDUC register data.
1790 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1791 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1792 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1793 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1794 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1795 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1797 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1799 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1800 (tree-ssa-loop-niter.h): Ditto.
1801 (idx_within_array_bound, ref_within_array_bound): New functions.
1802 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1803 Factor out check on writable base object to ...
1804 (base_object_writable): ... here.
1806 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1808 * config/arm/arm.md (probe_stack): Add modes to set source
1811 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1813 * regrename.c (base_reg_class_for_rename): New static function.
1814 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1816 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1818 * cgraph.c (thunk_adjust): Export.
1819 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1820 * cgraphunit.c (thunk_adjust): Export.
1821 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1823 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1825 * tree-inline.c (expand_call_inline): Expand thunks inline.
1827 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1830 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1831 (*sse2_vd_cvtss2sd): Ditto.
1832 * config/i386/i386.md
1833 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1834 Generate *sse2_vd_cvtsd2ss pattern.
1835 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1836 Generate *sse2_vd_cvtss2sd pattern.
1838 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1840 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1841 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1844 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1846 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1847 * config/sh/sh.c: Define and declare variables on first use throughout
1849 (current_function_interrupt): Change to bool type.
1850 (frame_insn): Rename to emit_frame_insn and update users.
1851 (push_regs): Use bool for 'interrupt_handler' argument.
1852 (save_schedule_s): Remove.
1853 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1854 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1855 targetm.asm_out.unaligned_op.di.
1856 (gen_far_branch): Remove redundant forward declaration.
1857 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1858 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1859 (sh_set_return_address, sh_function_ok_for_sibcall,
1860 scavenge_reg): Update comments.
1861 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1862 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1863 (sh_attr_renesas_p): Remove unnecessary parentheses.
1864 (branch_dest): Simplify.
1865 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1866 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1867 (CUMULATIVE_ARGS): Change macro to typedef.
1868 (current_function_interrupt): Change to bool type.
1869 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1870 Surround with __cplusplus ifdef.
1871 (sh_compare_op0, sh_compare_op1): Remove.
1872 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1874 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1876 * config/arm/arm.md: (arch): Add neon.
1877 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1878 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1879 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1880 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1881 attributes for alt renumbering. Mark alt 3 as non-predicable.
1882 (thumb2_movdf_vfp): Likewise.
1884 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1886 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1887 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1888 (*andqi_1): Add preferred_for_speed attribute to disparage
1889 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1890 (*<code>qi_1): Ditto.
1891 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1892 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1893 (*ashlqi3_1): Ditto.
1894 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1895 Add preferred_for_size attribute to disparage alternative 0 and
1896 preferred_for_speed attribute to disparage alternative 1 for
1897 TARGET_PARTIAL_REG_STALL targets.
1899 2016-05-07 Tom de Vries <tom@codesourcery.com>
1901 PR tree-optimization/70956
1902 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1905 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1907 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1908 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1909 * config/sh/sh.md (branch_zero): Remove define_attr.
1910 (define_delay): Disable delay slot if branch distance is one insn.
1912 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1914 * config/i386/i386.md (LEAMODE): New mode attribute.
1915 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1916 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1917 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1918 operand 2 predicate.
1919 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1920 (*lea<mode>_general_3): Ditto.
1921 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1923 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1925 * genmddump.c (main): Convert argv from char ** to const char **.
1927 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1929 * coretypes.h (OVERRIDE): New macro.
1932 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1934 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1935 allow coalescing if the types are compatible.
1937 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1939 * pass_manager.h (pass_manager::register_pass_name): New method.
1940 (pass_manager::get_pass_by_name): New method.
1941 (pass_manager::create_pass_tab): New method.
1942 (pass_manager::m_name_to_pass_map): New field.
1943 * passes.c (name_to_pass_map): Delete global in favor of field
1944 "m_name_to_pass_map" of pass_manager.
1945 (register_pass_name): Rename from a function to...
1946 (pass_manager::register_pass_name): ...this method, updating
1947 for renaming of global "name_to_pass_map" to field
1948 "m_name_to_pass_map".
1949 (create_pass_tab): Rename from a function to...
1950 (pass_manager::create_pass_tab): ...this method, updating
1951 for renaming of global "name_to_pass_map" to field.
1952 (get_pass_by_name): Rename from a function to...
1953 (pass_manager::get_pass_by_name): ...this method.
1954 (enable_disable_pass): Convert use of get_pass_by_name to
1955 a method call, locating the pass_manager singleton.
1957 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1959 * genattr-common.c (main): Convert argv from char ** to const char **.
1960 * genattr.c (main): Likewise.
1961 * genattrtab.c (main): Likewise.
1962 * genautomata.c (initiate_automaton_gen): Likewise.
1964 * gencodes.c (main): Likewise.
1965 * genconditions.c (main): Likewise.
1966 * genconfig.c (main): Likewise.
1967 * genconstants.c (main): Likewise.
1968 * genemit.c (main): Likewise.
1969 * genenums.c (main): Likewise.
1970 * genextract.c (main): Likewise.
1971 * genflags.c (main): Likewise.
1972 * genmddeps.c (main): Likewise.
1973 * genopinit.c (main): Likewise.
1974 * genoutput.c (main): Likewise.
1975 * genpeep.c (main): Likewise.
1976 * genpreds.c (main): Likewise.
1977 * genrecog.c (main): Likewise.
1978 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1979 (init_rtx_reader_args): Likewise.
1980 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1981 (init_rtx_reader_args): Likewise.
1982 * gentarget-def.c (main): Likewise.
1983 * read-md.c (read_md_files): Likewise.
1984 * read-md.h (read_md_files): Likewise.
1986 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1988 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
1989 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
1990 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
1991 Remove unused predicate.
1992 (register_and_not_fp_reg_operand): Ditto.
1994 2016-05-06 Martin Liska <mliska@suse.cz>
1996 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
1997 instead of vec as the vector is local to the function.
1999 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2001 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
2002 avx512bw alternative.
2004 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
2005 before the ashr<mode>3 pattern.
2007 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
2008 v instead of x in vex or maybe_vex alternatives, use
2009 maybe_evex instead of vex in prefix.
2011 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
2012 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
2013 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
2014 in vex or maybe_vex alternatives, use maybe_evex instead of vex
2017 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
2018 v instead of x in vex or maybe_vex alternatives, use
2019 maybe_evex instead of vex in prefix.
2021 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
2022 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
2023 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
2024 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
2025 alternatives, use maybe_evex instead of vex in prefix.
2027 * config/i386/sse.md (vec_interleave_lowv4sf,
2028 *vec_interleave_highv2df, *vec_interleave_lowv2df): 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 (sse_movhlps, sse_movlhps): Use
2033 v instead of x in vex or maybe_vex alternatives, use
2034 maybe_evex instead of vex in prefix.
2036 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
2037 v constraint instead of x.
2039 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
2041 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
2042 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
2045 2016-05-06 Richard Biener <rguenther@suse.de>
2047 PR tree-optimization/70948
2048 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2049 Properly clobber all fields of va_list for __builtin_va_start.
2051 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2054 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
2055 loop latch destination.
2057 2016-05-06 Martin Liska <mliska@suse.cz>
2059 * tree-ssa-uninit.c: Apply manual changes
2060 to the GNU coding style.
2061 (prune_uninit_phi_opnds): Rename from
2062 prune_uninit_phi_opnds_in_unrealizable_paths.
2064 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2066 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
2067 mspace): Remove deprecated options.
2068 * doc/invoke.texi (SH options): Remove -mspace.
2070 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2072 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
2074 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2076 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
2077 corresponding combine split pattern.
2079 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2082 * config/sh/predicates.md (long_displacement_mem_operand): New.
2083 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
2084 Add movi20, movi20s alternatives. Adjust length attribute for
2086 (movsi_ie): Allow for any FPU. Adjust length attribute for
2088 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
2089 attribute for alternatives.
2090 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
2091 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
2092 length attribute for alternatives.
2094 2016-05-06 Richard Biener <rguenther@suse.de>
2096 PR tree-optimization/70960
2097 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
2099 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2102 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
2103 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
2105 2016-05-06 Marek Polacek <polacek@redhat.com>
2108 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
2110 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2113 * config/sh/sh.md (*rotcr): Add another variant.
2115 2016-05-06 Richard Biener <rguenther@suse.de>
2118 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
2120 2016-05-06 Richard Biener <rguenther@suse.de>
2123 * fold-const.c (split_tree): Always convert to the original type
2126 2016-05-06 Richard Biener <rguenther@suse.de>
2128 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
2129 (fwprop_addr): Likewise.
2131 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2134 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
2136 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
2137 * config/i386/i386.md (push mem splitter): Use find_constant_src in
2138 the splitter condition.
2139 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
2140 the splitter condition.
2141 (FP float_extend load splitter): Ditto.
2143 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
2145 * config/i386/i386.md (peehole2 patterns): Change true_regnum
2146 to REGNO in all peephole2 patterns.
2147 (post-reload splitters): Change true_regnum to REGNO in
2148 post-reload splitters.
2149 (zero_extend splitters): Use general_reg_operand and
2150 nonimmediate_gr_operand predicates.
2152 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2154 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
2155 v constraint instead of x.
2157 2016-05-05 Alan Modra <amodra@gmail.com>
2160 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
2161 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
2162 TARGET_NO_FP_IN_TOC for -mrelocatable.
2163 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
2164 TARGET_RELOCATABLE test.
2165 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2166 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2167 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2168 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2169 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2170 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2171 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2172 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2173 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
2174 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2176 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
2177 (rs6000_stack_info): Likewise.
2178 (rs6000_elf_asm_out_constructor): Likewise.
2179 (rs6000_elf_asm_out_destructor): Likewise.
2180 (rs6000_elf_declare_function_name): Likewise.
2181 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
2182 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
2185 2016-05-05 Alan Modra <amodra@gmail.com>
2187 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
2189 2016-05-05 Alan Modra <amodra@gmail.com>
2191 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
2192 out-of-line gpr restore for one or two regs if that would add
2195 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
2198 * config/i386/i386.md
2199 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
2200 Change to post-epilogue_completed late splitter. Use sse_reg_operand
2201 as operand 0 predicate.
2202 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
2204 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
2205 Ditto. Emit the pattern using RTX.
2207 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
2208 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
2209 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
2210 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
2212 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
2213 sse_reg_operand as operand 0 predicate.
2215 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
2216 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
2217 instead of gen_rtx_REG.
2218 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
2221 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2223 * function.c (emit_use_return_register_into_block): Delete.
2224 (gen_return_pattern): Delete.
2225 (emit_return_into_block): Delete.
2226 (active_insn_between): Delete.
2227 (convert_jumps_to_returns): Delete.
2228 (emit_return_for_exit): Delete.
2229 (thread_prologue_and_epilogue_insns): Delete all code dealing with
2230 simple_return for shrink-wrapped blocks.
2231 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
2232 end of blocks that need one.
2233 (get_unconverted_simple_return): Delete.
2234 (convert_to_simple_return): Delete.
2235 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
2236 (convert_to_simple_return): Ditto.
2238 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2240 * cfgcleanup.c (bb_is_just_return): New function.
2241 (try_optimize_cfg): Simplify jumps to return, branches to return,
2242 and branches around return.
2244 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2246 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
2249 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2253 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
2254 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
2255 assert flags & OEP_HASH_CHECK, instead of asserting it
2256 never happens. Handle TARGET_EXPR.
2257 * fold-const.c (operand_equal_p): For hash verification,
2258 or in OEP_HASH_CHECK into flags.
2260 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
2262 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
2264 (compute_samebase_partition_bases): Fix typo.
2266 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2268 * config/i386/sse.md (vec_interleave_highv8sf,
2269 vec_interleave_lowv8sf, vec_interleave_highv4df,
2270 vec_interleave_lowv4df): Remove constraints from expanders.
2272 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
2274 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2276 * tree-inline.c (expand_call_inline): Fix path dealing with
2277 making lhs of call statement undefined.
2279 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2281 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
2282 Check availability on NODE, too.
2283 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
2284 (cgraph_node::call_for_symbol_and_aliases): Likewise.
2285 (varpool_node::call_for_symbol_and_aliase): Likewise.
2286 * ipa-pure-const.c (add_new_function): Analyze all bodies.
2287 (propagate_pure_const): Propagate across interposable functions, too.
2288 (skip_function_for_local_pure_const): Do not skip interposable bodies
2290 (pass_local_pure_const::execute): Update.
2292 2016-05-04 Marek Polacek <polacek@redhat.com>
2294 * doc/invoke.texi: Document -Wdangling-else.
2296 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2298 * config.gcc: Error out when conflicting multilib is detected. Do not
2299 loop over multilibs since no combination is legal.
2301 2016-05-04 Alan Modra <amodra@gmail.com>
2303 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
2304 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
2305 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2308 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
2310 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
2311 Clean up p5600 comments.
2313 2016-05-04 Richard Biener <rguenther@suse.de>
2315 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
2316 constructor simplifications.
2317 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
2319 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
2321 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
2322 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
2323 result.set_rtx is null instead of aborting.
2324 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
2326 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
2327 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
2328 *mov<mode>_store_postinc): New patterns.
2330 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
2332 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
2333 as commutative. Check both conversions are NOP.
2334 ((A & B) OP (C & B)): Remove.
2336 2016-05-04 Alan Modra <amodra@gmail.com>
2338 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
2340 2016-05-04 Alan Modra <amodra@gmail.com>
2343 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
2344 when cr2,3,4 are all fixed regs.
2346 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
2348 PR rtl-optimization/57193
2349 * opts.c (default_options_table): Revert OPT_frename_registers change.
2350 * doc/invoke.texi (-frename-registers, -O2): Likewise.
2352 2016-05-03 Martin Sebor <msebor@redhat.com>
2355 * builtins.c (fold_builtin_FILE): New function.
2356 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
2357 (fold_builtin_0): Call them.
2358 * gimplify.c (gimplify_call_expr): Remove the handling of
2359 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
2362 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
2363 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
2367 * doc/extend.texi (Function Names as Strings): Update __func__,
2368 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
2371 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2372 Richard Biener <rguenther@suse.de>
2374 PR tree-optimization/70916
2375 * tree-if-conv.c: Include cfganal.h.
2376 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
2377 and remove_fake_exit_edges around the optimization pass.
2379 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
2381 * cgraph.c (symbol_table::create_edge): Set inline_failed.
2382 (cgraph_edge::make_direct): Likewise.
2383 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
2384 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
2385 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
2386 (CIF_THUNK): New code.
2387 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
2388 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
2389 (compute_inline_parameters): Set inline_failed for thunks.
2390 (inline_analyze_function): Cleanup.
2391 * ipa-inline.c (can_inline_edge_p): Do not deal with
2392 call_stmt_cannot_inline_p.
2393 (can_early_inline_edge_p): Likewise.
2394 (early_inliner): Initialize inline_failed.
2395 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
2397 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
2399 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
2400 from nonimm_ssenomem_operand.
2401 (nonimm_ssenomem_operand): New predicate.
2402 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
2403 as operand 0 predicate.
2404 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
2405 Disable unsupported alternatives using "enabled" attribute.
2406 Use register_ssemem_operand as operand 0 predicate.
2407 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
2409 2016-05-03 Marek Polacek <polacek@redhat.com>
2412 * input.c (expansion_point_location): New function.
2413 * input.h (expansion_point_location): Declare.
2415 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
2417 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
2418 occurence with frame_offset_ ones.
2420 2016-05-03 Alan Modra <amodra@gmail.com>
2422 PR rtl-optimization/70890
2423 * ira.c (combine_and_move_insns): When moving def_insn, remove
2426 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
2428 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
2429 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
2430 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
2431 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
2433 2016-05-03 Alan Modra <amodra@gmail.com>
2435 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
2436 for SAVE_MULTIPLE/STORE_MULTIPLE.
2438 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2440 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
2441 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
2443 2016-05-03 Richard Biener <rguenther@suse.de>
2445 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
2447 (gimplify_arg): Likewise.
2448 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
2449 re-writing the result to a decl if required.
2450 (internal_get_tmp_var): Add allow_ssa parameter
2451 and override into_ssa with it.
2452 (get_formal_tmp_var): Adjust.
2453 (get_initialized_tmp_var): Add allow_ssa parameter.
2454 (gimplify_arg): Add allow_ssa parameter and avoid generating
2455 SSA names for the result false.
2456 (gimplify_call_expr): If the call may return twice do not
2457 gimplify parameters into SSA.
2458 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
2459 (gimplify_modify_expr): Adjust assert. For noreturn calls
2460 with a SSA name LHS adjust its def.
2461 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
2462 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
2463 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
2464 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
2465 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
2466 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
2467 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
2468 (optimize_target_teams): Do not allow SSA names for clause operands.
2469 (gimplify_expr): Likewise for where we mark the result addressable.
2470 * passes.def (pass_init_datastructures): Remove.
2471 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
2472 (rewrite_stmt): Likewise.
2473 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
2474 (replace_locals_op): Replace SSA names.
2475 (copy_gimple_seq_and_replace_locals): Init src_cfun.
2476 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
2477 * cgraph.c (release_function_body): Free CFG annotations only
2478 when we have a CFG. Simplify.
2479 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2480 force_gimple_operand instead of get_initialized_tmp_var.
2481 * tree-pass.h (make_pass_init_datastructures): Remove.
2482 * tree-ssa.c (execute_init_datastructures): Remove.
2483 (pass_data_init_datastructures): Likewise.
2484 (class pass_init_datastructures): Likewise.
2485 (make_pass_init_datastructures): Likewise.
2486 * omp-low.c (create_omp_child_function): Init SSA data structures.
2487 (grid_expand_target_grid_body): Likewise.
2488 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
2489 name before adding it to names_to_release.
2490 (remove_bb): Always release SSA defs.
2491 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
2492 before dereferencing it.
2493 * cgraphunit.c (init_lowered_empty_function): Always
2494 int SSA data structures.
2495 * tree-ssanames.c (release_defs): Remove assert that we are in
2497 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
2499 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2500 Uros Bizjak <ubizjak@gmail.com>
2502 PR rtl-optimization/70467
2503 * config/i386/predicates.md (x86_64_hilo_int_operand,
2504 x86_64_hilo_general_operand): New predicates.
2505 * config/i386/constraints.md (Wd): New constraint.
2506 * config/i386/i386.md (mode attr di): Use Wd instead of e.
2507 (general_hilo_operand): New mode attr.
2508 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
2509 instead of <general_operand>.
2510 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
2511 x86_64_hilo_general_operand instead of <general_operand>.
2513 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2515 PR tree-optimization/70916
2516 * tree-if-conv.c (constant_or_ssa_name): Removed.
2517 (fold_build_cond_expr): Use is_gimple_val instead of
2518 constant_or_ssa_name.
2520 PR tree-optimization/70916
2521 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
2522 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
2525 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
2526 (optimize_atomic_bit_test_and): New function.
2527 (pass_fold_builtins::execute): Use it.
2528 * optabs.def (atomic_bit_test_and_set_optab,
2529 atomic_bit_test_and_complement_optab,
2530 atomic_bit_test_and_reset_optab): New optabs.
2531 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
2532 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
2533 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
2534 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
2535 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
2536 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
2537 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
2538 * doc/md.texi (atomic_bit_test_and_set@var{mode},
2539 atomic_bit_test_and_complement@var{mode},
2540 atomic_bit_test_and_reset@var{mode}): Document.
2541 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
2542 atomic_bit_test_and_complement<mode>,
2543 atomic_bit_test_and_reset<mode>): New expanders.
2544 (atomic_bit_test_and_set<mode>_1,
2545 atomic_bit_test_and_complement<mode>_1,
2546 atomic_bit_test_and_reset<mode>_1): New insns.
2548 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
2550 PR rtl-optimization/70687
2551 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
2552 instead of unsigned HOST_WIDE_INT.
2554 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
2556 PR rtl-optimization/44281
2557 * hard-reg-set.h (struct target_hard_regs): New field
2558 x_fixed_nonglobal_reg_set.
2559 (fixed_nonglobal_reg_set): New macro.
2560 * reginfo.c (init_reg_sets_1): Initialize it.
2561 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
2563 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
2565 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2567 PR tree-optimization/56541
2568 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
2569 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
2570 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
2571 (any_complicated_phi): new static variable.
2572 (aggressive_if_conv): delete.
2573 (if_convertible_phi_p): support phis with more than two arguments.
2574 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
2575 critical pred edges.
2576 (ifcvt_split_critical_edges): support phis with more than two
2577 arguments by checking new parameter. only split critical edges
2579 (tree_if_conversion): handle simd pragma marked loop using new
2580 local variable aggressive_if_conv. check any_complicated_phi.
2582 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2584 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
2587 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2589 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
2592 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
2594 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
2595 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
2596 define_insn_and_split.
2597 (mulsi3_i): New define_insn_and_split.
2598 (mulsi3_call): Convert to define_insn.
2599 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
2602 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2604 * machmode.h (mode_complex): Add support to give the complex mode
2606 (GET_MODE_COMPLEX_MODE): Likewise.
2607 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
2608 stored by build_complex_type and gfc_build_complex_type instead of
2609 trying to figure out the appropriate mode based on the size. Raise
2610 an assertion error, if the type was not set.
2611 * genmodes.c (struct mode_data): Add field for the complex type of
2613 (blank_mode): Likewise.
2614 (make_complex_modes): Remember the complex mode created in the
2616 (emit_mode_complex): Write out the mode_complex array to map a
2617 type mode to the complex version.
2618 (emit_insn_modes_c): Likewise.
2619 * tree.c (build_complex_type): Set the complex type to use before
2620 calling layout_type.
2621 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
2622 support for __float128 complex datatypes.
2623 (rs6000_hard_regno_mode_ok): Likewise.
2624 (rs6000_setup_reg_addr_masks): Likewise.
2625 (rs6000_complex_function_value): Likewise.
2626 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
2627 __float128 and __ibm128 complex.
2628 (FLOAT128_IBM_P): Likewise.
2629 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2630 * doc/extend.texi (Additional Floating Types): Document that
2631 -mfloat128 must be used to enable __float128. Document complex
2632 __float128 and __ibm128 support.
2634 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2637 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
2638 char/short arguments promoted to int because of promote_prototypes.
2640 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2642 * config/i386/predicates.md (register_ssemem_operand): New predicate.
2643 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
2644 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
2645 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
2646 alternatives using "enabled" attribute. Use register_ssemem_operand
2647 as operand 1 predicate.
2648 (*cmpi<unord>xf_i387): Split XFmode pattern from
2649 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
2650 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
2651 *absneg<mode>2_i387. Disable unsupported alternatives using
2652 "enabled" attribute.
2653 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
2655 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2657 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
2659 (oacc_loop_process): Check mask for loop termination.
2661 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2663 * cif-code.def (CIF_THUNK): Add.
2664 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
2667 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2669 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
2670 (dump_inline_summary): Dump it.
2671 (fp_expression_p): New predicate.
2672 (estimate_function_body_sizes): Use it.
2673 (inline_merge_summary): Merge fp_expressions.
2674 (inline_read_section): Read fp_expressions.
2675 (inline_write_summary): Write fp_expressions.
2676 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2677 codegen boundary if either caller or callee is !fp_expressions.
2678 * ipa-inline.h (inline_summary): Add fp_expressions.
2679 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2680 to fp_expressions be sure the fp generation flags are updated.
2682 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2684 PR rtl-optimization/70467
2685 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2687 PR rtl-optimization/70467
2688 * ipa-pure-const.c (check_call): Handle internal calls even in
2689 ipa mode like in local mode.
2691 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2693 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2695 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2697 * match.pd (X u< X, X u> X): New transformations.
2699 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2701 * flag-types.h (enum warn_strict_overflow_code): Move ...
2702 * coretypes.h: ... here.
2703 * fold-const.h (fold_overflow_warning): Declare.
2704 * fold-const.c (fold_overflow_warning): Make non-static.
2705 (fold_comparison): Move the transformation of X +- C1 CMP C2
2706 into X CMP C2 -+ C1 ...
2707 * match.pd: ... here.
2708 * gimple-fold.c (fold_stmt_1): Protect with
2709 fold_defer_overflow_warnings.
2711 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2713 * omp-low.c (struct oacc_loop): Add 'inner' field.
2714 (new_oacc_loop_raw): Initialize it to zero.
2715 (oacc_loop_fixed_partitions): Initialize it.
2716 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2717 available partitioning.
2719 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2721 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2723 (umulsidi3): Likewise.
2724 (indirect_jump): Fix jump instruction assembly patterns.
2726 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2729 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2730 (nvptx_function_value): Assert non-NULL cfun.
2732 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2734 PR rtl-optimization/70886
2735 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2737 * cselib.h (rtx_equal_for_cselib_1): Declare.
2738 (rtx_equal_for_cselib_p: New inline function.
2739 * cselib.c (rtx_equal_for_cselib_p): Delete.
2740 (rtx_equal_for_cselib_1): Make public.
2742 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2744 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2745 (register_mixssei387nonimm_operand): Remove predicate.
2746 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2747 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2748 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2749 for TARGET_MIX_SSE_I387 alternatives.
2750 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2751 Disable unsupported alternatives using "enabled" attribute. Use
2752 nonimm_ssenomem_operand as operand 1 predicate. Also check
2753 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2755 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2757 * tree.c (cst_and_fits_in_hwi): Simplify.
2759 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2761 * tree.h (wi::to_wide): New function.
2762 * expr.c (expand_expr_real_1): Use wi::to_wide.
2763 * fold-const.c (int_const_binop_1): Likewise.
2764 (extract_muldiv_1): Likewise.
2766 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2768 * wide-int.h: Update offset_int and widest_int documentation.
2769 (WI_SIGNED_SHIFT_RESULT): New macro.
2770 (wi::binary_shift): Define signed_shift_result_type for
2771 shifts on offset_int- and widest_int-like types.
2772 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2773 * tree.h (int_bit_position): Use shift operators instead of wi::
2775 * alias.c (adjust_offset_for_component_ref): Likewise.
2776 * expr.c (get_inner_reference): Likewise.
2777 * fold-const.c (fold_comparison): Likewise.
2778 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2779 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2780 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2781 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2782 (stmt_kills_ref_p): Likewise.
2783 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2784 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2785 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2786 (ao_ref_init_from_vn_reference): Likewise.
2788 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2790 * wide-int.h: Update offset_int and widest_int documentation.
2791 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2792 (wi::binary_traits): Allow ordered comparisons between offset_int and
2793 offset_int, between widest_int and widest_int, and between either
2794 of these types and basic C types.
2795 (operator <, <=, >, >=): Define for the same combinations.
2796 * tree.h (tree_int_cst_lt): Use comparison operators instead
2797 of wi:: comparisons.
2798 (tree_int_cst_le): Likewise.
2799 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2800 (fold_nonarray_ctor_reference): Likewise.
2801 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2802 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2803 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2804 * tree-sra.c (completely_scalarize): Likewise.
2805 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2806 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2807 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2808 (check_for_binary_op_overflow): Likewise.
2809 (search_for_addr_array): Likewise.
2810 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2812 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2814 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2815 (arc_save_restore): Likewise.
2816 (arc_dwarf_register_span): Likewise.
2817 (arc_output_pic_addr_const): Initialize suffix variable.
2819 2016-05-02 Martin Liska <mliska@suse.cz>
2821 * symbol-summary.h (function_summary::function_summary):
2822 Remove checking assert for all cgraph nodes.
2823 (function_summary::get): Check summary_uid.
2824 (symtab_insertion): Check summary_uid.
2826 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2828 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2829 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2831 (arc_dwarf_register_span): Remove enum keyword.
2832 (compact_memory_operand_p): New function.
2833 * config/arc/arc.h (reg_class): Add code density register classes.
2834 (REG_CLASS_NAMES): Likewise.
2835 (REG_CLASS_CONTENTS): Likewise.
2836 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2837 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2838 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2839 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2840 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2842 (h, Rcd, Rsd, Rzd): New register constraints.
2843 (T): Use compact_memory_operand_p function.
2844 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2846 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2848 * config/sh/sh.md (*negnegt, *movtt): Remove.
2850 2016-05-02 Marek Polacek <polacek@redhat.com>
2851 Tom de Vries <tom@codesourcery.com>
2853 PR tree-optimization/70700
2854 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2855 bigger than FIRST_REF_NODE.
2857 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2860 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2862 (prepare_cbranch_operands): Don't use scratch register. Assume that
2863 function is used when pseudos can be created.
2864 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2865 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2866 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2867 define_expand. Allow it only when pseudos can be created.
2868 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2870 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2872 * config/i386/constraints.md (BC): Only allow -1 operands.
2873 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2874 Add "enabled" attribute. Update XI mode attribute calculation.
2875 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2876 (*movoi_internal_avx): Update XI mode attribute calculation.
2877 (*movti_internal): Ditto.
2879 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2881 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2882 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2884 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2886 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2887 statement on instruction code. Remove trailing spaces.
2888 (altivec_expand_stv_builtin): Likewise.
2890 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2892 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2893 (TARGET_FPU_DOUBLE): Simplify.
2894 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2895 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2896 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2897 with 'TARGET_FPU_DOUBLE'.
2898 * config/sh/sh.md: Likewise.
2900 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2902 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2903 SH_DIV_STR_FOR_SIZE): Remove.
2904 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2905 SH_DIV_STR_FOR_SIZE): Remove.
2907 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2909 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2910 logical_reg_operand): Delete.
2911 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2912 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2913 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2914 match_operand and match_test.
2915 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2916 variables on their first use. Return bool values.
2917 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2918 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2919 arith_reg_operand for input operand. Remove empty constraints.
2921 (*xorsi3_compact): Rename to xorsi3.
2922 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2923 (*zero_extend<mode>si2_disp_mem): Update comment.
2926 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2928 * config/sh/t-sh: Remove SH5 support.
2929 * config.gcc: Likewise.
2930 * configure: Likewise.
2932 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2934 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2936 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2938 * config/sh/sh.c (register_sh_passes, sh_option_override,
2939 sh_print_operand, prepare_move_operands,
2940 sh_can_follow_jump): Remove TARGET_SH1 checks.
2941 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2942 PROMOTE_MODE): Likewise.
2943 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2946 2016-04-30 Alan Modra <amodra@gmail.com>
2948 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2949 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2950 Check for user regs later to avoid unnecessary looping over regs.
2951 Merge user reg check with non-saved reg check. Don't force
2952 inline VR restore when static chain used.
2953 (rs6000_frame_related): Omit eh_frame info for user regs when
2955 (fixed_regs_p): Delete.
2957 2016-04-30 Alan Modra <amodra@gmail.com>
2959 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2960 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2963 2016-04-30 Alan Modra <amodra@gmail.com>
2966 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2967 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2970 2016-04-30 Alan Modra <amodra@gmail.com>
2972 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2973 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2974 flag_pic test for Darwin.
2976 2016-04-30 Alan Modra <amodra@gmail.com>
2978 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2979 throw_calls_crossed.
2980 (REG_FREQ_CALLS_CROSSED): Delete.
2981 (REG_N_THROWING_CALLS_CROSSED): Delete.
2982 * regstat.c (regstat_bb_compute_ri): Don't calculate
2983 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2984 (dump_reg_info): Don't print call cross frequency.
2985 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
2986 and REG_N_THROWING_CALLS_CROSSED.
2988 2016-04-30 Alan Modra <amodra@gmail.com>
2990 * regs.h (struct reg_info_t): Delete live_length.
2991 (REG_LIVE_LENGTH): Delete macro.
2992 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
2993 local_live, local_processed and local_live_last_luid params.
2994 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
2996 (regstat_compute_ri): Adjust for above. Don't set
2998 (dump_reg_info): Don't print live length.
2999 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
3000 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
3001 Localize loop_depth var.
3003 2016-04-30 Alan Modra <amodra@gmail.com>
3005 * ira.c (enum valid_equiv): New.
3006 (validate_equiv_mem): Return enum.
3007 (update_equiv_mem): Create replacement in more cases.
3008 (add_store_equivs): Update validate_equiv_mem call.
3010 2016-04-30 Alan Modra <amodra@gmail.com>
3012 * ira.c (combine_and_move_insns): Rather than scanning insns,
3013 use DF infrastucture to find use and def insns.
3015 2016-04-30 Alan Modra <amodra@gmail.com>
3017 ira.c (combine_and_move_insns): Move invariant conditions..
3018 (ira.c): ..to here. Call combine_and_move_insns before
3019 add_store_equivs. Call grow_reg_equivs later. Allocate
3020 req_equiv later using max_reg_num() rather than global max_regno.
3021 (contains_replace_regs): Delete.
3022 (add_store_equivs): Remove contains_replace_regs test.
3024 2016-04-30 Alan Modra <amodra@gmail.com>
3026 * ira.c (struct equiv_mem_data): New.
3027 (equiv_mem, equiv_mem_modified): Delete static vars.
3028 (validate_equiv_mem_from_store): Use "data" param to communicate..
3029 (validate_equiv_mem): ..from here.
3031 2016-04-30 Alan Modra <amodra@gmail.com>
3033 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
3035 (update_reg_equivs): ..here. Move allocation and freeing of
3036 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
3037 end_alias_analysis to..
3040 2016-04-30 Alan Modra <amodra@gmail.com>
3042 * ira.c (pdx_subregs): Delete.
3043 (struct equivalence): Add pdx_subregs field.
3044 (set_paradoxical_subreg): Remove pdx_subregs param. Update
3046 (update_equiv_regs): Don't create or free pdx_subregs. Update
3049 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3051 * config/rs6000/altivec.h: Change definitions of vec_xl and
3053 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
3054 (LD_ELEMREV_V2DI): New.
3055 (LD_ELEMREV_V4SF): New.
3056 (LD_ELEMREV_V4SI): New.
3057 (LD_ELEMREV_V8HI): New.
3058 (LD_ELEMREV_V16QI): New.
3059 (ST_ELEMREV_V2DF): New.
3060 (ST_ELEMREV_V2DI): New.
3061 (ST_ELEMREV_V4SF): New.
3062 (ST_ELEMREV_V4SI): New.
3063 (ST_ELEMREV_V8HI): New.
3064 (ST_ELEMREV_V16QI): New.
3067 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3068 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
3069 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
3070 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
3071 (altivec_expand_builtin): Add handling for
3072 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
3073 (rs6000_invalid_builtin): Add error-checking for
3074 RS6000_BTM_P9_VECTOR.
3075 (altivec_init_builtins): Define builtins used to implement vec_xl
3077 (rs6000_builtin_mask_names): Define power9-vector.
3078 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
3079 (RS6000_BTM_P9_VECTOR): Define.
3080 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
3081 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
3082 (vsx_ld_elemrev_v2df): Likewise.
3083 (vsx_ld_elemrev_v4sf): Likewise.
3084 (vsx_ld_elemrev_v4si): Likewise.
3085 (vsx_ld_elemrev_v8hi): Likewise.
3086 (vsx_ld_elemrev_v16qi): Likewise.
3087 (vsx_st_elemrev_v2df): Likewise.
3088 (vsx_st_elemrev_v2di): Likewise.
3089 (vsx_st_elemrev_v4sf): Likewise.
3090 (vsx_st_elemrev_v4si): Likewise.
3091 (vsx_st_elemrev_v8hi): Likewise.
3092 (vsx_st_elemrev_v16qi): Likewise.
3093 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
3096 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
3098 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
3100 (simplify_control_stmt_condition_1): ... here. Recurse into
3101 BIT_AND_EXPRs and BIT_IOR_EXPRs.
3103 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
3106 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
3107 (zero_extendqi<mode>2_dot): Revert earlier conversion from
3108 define_insn_and_split to define_insn.
3109 (zero_extendqi<mode>2_dot2): Same.
3110 (extendqi<mode>2_dot): Same.
3111 (extendqi<mode>2_dot2): Same.
3113 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3115 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
3116 (probe_stack): New expander.
3117 (probe_stack_<mode>): New insn pattern.
3119 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3121 * config/i386/i386.md
3122 (operations with memory inputs setting flags peephole2):
3123 Remove uneeded REG_P checks. Cleanup pattern generation.
3125 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
3127 * tree-vect-loop.c (vect_transform_loop): Fix
3128 nb_iterations_upper_bound computation for vectorized loop.
3130 2016-04-29 Marek Polacek <polacek@redhat.com>
3131 Jakub Jelinek <jakub@redhat.com>
3134 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
3135 TARGET_EXPR_SLOT as a base.
3137 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
3139 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
3140 with 'rCm2' constraints to limit possible immediate size.
3141 (*load_zeroextendqisi_update): Likewise.
3142 (*load_signextendqisi_update): Likewise.
3143 (*loadhi_update): Likewise.
3144 (*load_zeroextendhisi_update): Likewise.
3145 (*load_signextendhisi_update): Likewise.
3146 (*loadsi_update): Likewise.
3147 (*loadsf_update): Likewise.
3149 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3151 * config/i386/predicates.md (constm1_operand): Fix comparison.
3153 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3155 * testsuite/gcc.target/arc/ieee_eq.c: New test.
3157 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
3159 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
3160 remaining SH5 related settings.
3161 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
3162 shmedia_prepare_call_address): Delete.
3163 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
3164 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
3165 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
3166 UNSUPPORTED_SH2A): Remove m5 checks.
3167 (sh_divide_strategy_e): Remove SH5 division strategies.
3168 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
3169 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
3171 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
3173 * config/s390/s390.c (s390_rtx_costs): Update documentation.
3175 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3177 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
3178 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
3180 * config/s390/vector.md ("mov<mode>"): Likewise.
3182 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
3184 * config/s390/constraints.md ("U", "W"): Invoke
3185 s390_mem_constraint with "ZR" and "ZT".
3186 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
3187 addresses when using LRA. Accept also short displacements for S
3188 and T constraints. Do not check for long displacement target for
3189 S and T constraints.
3190 (s390_mem_constraint): Remove handling of U and W constraints.
3191 * config/s390/s390.md (various patterns): Remove the short
3192 displacement constraints (Q and R) if a long displacement
3193 constraint is present. Add longdisp as required CPU capability.
3194 * config/s390/vector.md: Likewise.
3195 * config/s390/vx-builtins.md: Likewise.
3197 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3200 * reload1.c (reload): Call finish_spills before
3201 restarting reload loop. Skip select_reload_regs
3202 if update_eliminables_and_spill returns true.
3204 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3206 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
3207 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
3208 (umulhisi3_imm): Update predicates and constraint letters.
3209 (umulhisi3_reg): Declare instruction as commutative.
3210 * config/arc/constraints.md (J12, J16): New constraints.
3211 * config/arc/predicates.md (short_unsigned_const_operand): New
3213 (arc_short_operand): Likewise.
3214 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
3216 2016-04-29 Richard Biener <rguenther@suse.de>
3218 PR tree-optimization/13962
3219 PR tree-optimization/65686
3220 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
3221 * tree-ssa-alias.c (ptrs_compare_unequal): New function
3222 using PTA to compare pointers.
3223 * match.pd: Add pattern for pointer equality compare simplification
3224 using ptrs_compare_unequal.
3226 2016-04-29 Richard Biener <rguenther@suse.de>
3228 * stor-layout.c (layout_type): Do not build a pointer-to-element
3231 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3233 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
3234 Use SWI mode iterator. Use general_reg_operand predicate.
3235 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
3236 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
3239 2016-04-29 Jakub Jelinek <jakub@redhat.com>
3242 * fold-const.c (operand_equal_p): Don't verify hash value equality
3244 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
3247 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3250 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
3251 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
3252 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
3253 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
3254 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
3256 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3258 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
3259 to info. Don't initialize separate fields to 0. Clean up
3262 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3264 * config/i386/i386.md (peephole2s for operations with memory inputs):
3265 Use SWI mode iterator.
3266 (peephole2s for operations with memory outputs): Ditto.
3267 Do not check for stack checking probe.
3269 (probe_stack): Remove expander.
3271 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3272 Andrew Burgess <andrew.burgess@embecosm.com>
3274 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
3275 operands as 32-bits.
3277 2016-04-28 Jason Merrill <jason@redhat.com>
3279 * gdbinit.in: Skip line-map.h.
3281 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3282 Andrew Burgess <andrew.burgess@embecosm.com>
3284 * config/arc/arc.c (arc_conditional_register_usage): Take
3285 TARGET_RRQ_CLASS into account.
3286 (arc_print_operand): Support printing 'p' and 's' operands.
3287 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
3289 (TARGET_RRQ_CLASS): Define.
3290 (IS_POWEROF2_OR_0_P): Define.
3291 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
3293 (*tst_movb): New define_insn.
3294 (*tst): Avoid recognition if it could prevent '*tst_movb'
3295 combination; replace c/CnL with c/Chs alternative.
3296 (*tst_bitfield_tst): New define_insn.
3297 (*tst_bitfield_asr): New define_insn.
3298 (*tst_bitfield): New define_insn.
3299 (andsi3_i): Add Rrq variant.
3300 (extzv): New define_expand.
3301 (insv): New define_expand.
3302 (*insv_i): New define_insn.
3303 (*movb): New define_insn.
3304 (*movb_signed): New define_insn.
3305 (*movb_high): New define_insn.
3306 (*movb_high_signed): New define_insn.
3307 (*movb_high_signed + 1): New define_split pattern.
3308 (*mrgb): New define_insn.
3309 (*mrgb + 1): New define_peephole2 pattern.
3310 (*mrgb + 2): New define_peephole2 pattern.
3311 * config/arc/arc.opt (mbitops): New option for nps400, uses
3312 TARGET_NPS_BITOPS_DEFAULT.
3313 * config/arc/constraints.md (q): Make register class conditional.
3314 (Rrq): New register constraint.
3315 (Chs): New constraint.
3316 (Clo): New constraint.
3317 (Chi): New constraint.
3318 (Cbf): New constraint.
3319 (Cbn): New constraint.
3320 (C18): New constraint.
3321 (Cbi): New constraint.
3323 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3325 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
3327 (bitmap_intersection_of_preds): Ditto.
3328 (bitmap_union_of_succs): Ditto.
3329 (bitmap_union_of_preds): Ditto.
3330 * sbitmap.c (do_popcount): Delete.
3331 (BITMAP_DEBUGGING): Delete.
3332 (sbitmap_verify_popcount): Delete.
3333 (sbitmap_alloc): Don't initialize the popcount field.
3334 (sbitmap_alloc_with_popcount): Delete.
3335 (sbitmap_resize): Don't resize the popcount array.
3336 (sbitmap_vector_alloc): Don't initialize the popcount field.
3337 (bitmap_copy): Don't copy the popcount array.
3338 (bitmap_clear): Don't clear the popcount array.
3339 (bitmap_clear): Delete the popcount array handling.
3340 (bitmap_ior_and_compl): Delete the popcount assert.
3341 (bitmap_not): Ditto.
3342 (bitmap_and_compl): Ditto.
3343 (bitmap_and): Delete the popcount array handling.
3344 (bitmap_xor): Ditto.
3345 (bitmap_ior): Ditto.
3346 (bitmap_or_and): Delete the popcount assert.
3347 (bitmap_and_or): Ditto.
3348 (popcount_table): Delete.
3349 (sbitmap_elt_popcount): Delete.
3350 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
3351 (bitmap_set_bit): Delete the popcount assert.
3352 (bitmap_clear_bit): Ditto.
3353 (sbitmap_free): Don't free the popcount array.
3354 (sbitmap_alloc_with_popcount): Delete declaration.
3355 (sbitmap_popcount): Ditto.
3357 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3358 Andrew Burgess <andrew.burgess@embecosm.com>
3360 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
3361 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
3362 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
3363 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
3364 * config/arc/arc.opt (mcmem): New option.
3365 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
3366 supply length for r/m alternative.
3367 (*extendqisi2_ac): Likewise.
3368 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
3370 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
3371 (movhi_insn): Likewise.
3372 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
3373 (*zero_extendqihi2_i): Add r/Ucm alternative.
3374 (*zero_extendqisi2_ac): Likewise.
3375 (*zero_extendhisi2_i): Likewise.
3376 * config/arc/constraints.md (Uex): New memory constraint.
3377 (Ucm): New define_constraint.
3378 * config/arc/predicates.md (long_immediate_loadstore_operand):
3379 Return 0 for MEM with cmem_address address.
3380 (cmem_address_0): New predicates.
3381 (cmem_address_1): Likewise.
3382 (cmem_address_2): Likewise.
3383 (cmem_address): Likewise.
3385 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3387 * config/rs6000/rs6000.c (machine_function): Rename
3388 insn_chain_scanned_p to spe_insn_chain_scanned_p.
3389 (rs6000_stack_info): Adjust.
3391 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3392 Andrew Burgess <andrew.burgess@embecosm.com>
3394 * config/arc/constraints.md (Usd): Convert to define_constraint.
3398 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3401 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
3402 Add new peephole2 where the first insn is *mov<mode>_or instead of
3403 *mov<mode>_internal.
3405 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
3407 * tracer.c (bb_seen): Make static.
3409 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
3411 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
3412 support, setup defaults.
3413 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
3414 * config/arc/arc.c (arc_init): Add NPS400 support.
3415 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
3416 (TARGET_ARC700): NPS400 is also an ARC700.
3417 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
3419 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3422 * config/nds32/nds32.md (casesi): Don't access the operands array
3425 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3427 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
3428 (or $-1,reg peephole2): Ditto.
3429 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
3431 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3433 * doc/extend.texi (Common Function Attributes) [optimize]:
3434 Discourage use of the optimize attribute.
3436 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
3438 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
3439 special case builtin.
3440 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3441 ALTIVEC_BUILTIN_VEC_ADDE.
3442 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3443 support for ALTIVEC_BUILTIN_VEC_ADDE.
3444 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3445 for __builtin_vec_adde.
3447 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3449 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
3450 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
3452 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3455 * doc/sourcebuild.texi (Effective-Target Keywords, Other
3456 attributes): Document cilkplus_runtime.
3458 2016-04-28 Martin Jambor <mjambor@suse.cz>
3460 * tree-cfg.c (verify_expr): Verify that local declarations belong to
3461 this function. Call verify_expr on MEM_REFs and bases of other
3464 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3466 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
3467 for WORD_REGISTER_OPERATIONS to runtime check.
3469 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3471 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
3473 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3475 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
3476 big-endian compilation.
3477 * config/arc/arc.md (addf3): Likewise.
3481 2016-04-28 Richard Biener <rguenther@suse.de>
3483 PR tree-optimization/70840
3484 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
3485 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
3486 Mark x * pow(x,c) -> pow(x,c+1) commutative.
3487 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
3489 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3491 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
3492 and explain why in a comment.
3494 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3496 * config/arc/arc.md (cpu_facility): Add fpx variant.
3497 (subdf3): Prohibit use reverse sub when assist operations option
3499 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
3500 instructions only when FPX is enabled.
3501 * testsuite/gcc.target/arc/trsub.c: New test.
3503 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3505 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
3506 mult_operator when calculating "type" attribute.
3507 (*fop_<mode>_1_i387): Ditto.
3508 (*fop_xf_1_i387): Ditto.
3509 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
3510 Use std::swap to swap operands. Use RTL expressions to generate
3513 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3514 Joern Rennecke <joern.rennecke@embecosm.com>
3516 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
3518 (emit_pic_move): Remove.
3519 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
3520 * config/arc/arc.c (emit_pic_move): Removed.
3521 (TARGET_HAVE_TLS): Define.
3522 (arc_conditional_register_usage): Test for arc_tp_regno.
3523 (arc_print_operand, arc_print_operand_address): Handle TLS
3525 (arc_needs_pcl_p): New function.
3526 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
3527 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
3528 (arc_raw_symbolic_reference_mentioned_p): Likewise.
3529 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
3530 (arc_legitimize_tls_address): Likewise.
3531 (DTPOFF_ZERO_SYM): Define.
3532 (arc_legitimize_pic_address): Make it static, handle TLS cases.
3533 (arc_output_pic_addr_const): Print TLS unspecs.
3534 (prepare_pic_move): New function, replaces emit_pic_move.
3535 (arc_legitimate_constant_p): Handle TLS unspecs.
3536 (arc_legitimate_address_p): Likewise.
3537 (arc_rewrite_small_data_p): Use assert for TLS constants.
3538 (prepare_move_operands): Use prepare_pic_move.
3539 (arc_legitimize_address): Legitimize tls addresses.
3540 (arc_epilogue_uses): Check for arc_tp_regno.
3541 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
3542 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
3544 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
3546 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
3547 %(arc_tls_extra_start_spec).
3548 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
3549 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
3551 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
3552 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
3553 (UNSPEC_TLS_OFF): Add.
3555 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
3556 (get_thread_pointersi): New patterns.
3557 * config/arc/arc.opt (mtp-regno): New option.
3558 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
3559 (move_dest_operand): Likewise.
3560 * configure: Regenerate.
3561 * configure.ac: Add arc*-*-* case to test for tls.
3562 * doc/invoke.texi (ARC options): Document mtp-regno.
3564 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3566 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
3567 the new ARC HS SIMD instructions.
3568 (arc_preferred_simd_mode): New function.
3569 (arc_autovectorize_vector_sizes): Likewise.
3570 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
3571 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
3572 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
3573 (arc_init_builtins): Add new SIMD builtin types.
3574 (arc_split_move): Handle 64 bit vector moves.
3575 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
3576 (TARGET_PLUS_QMACW): Define.
3577 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
3578 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
3579 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
3580 (VSUBADD4H): New builtins.
3581 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
3582 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
3584 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
3585 Matthias Klose <doko@debian.org>
3587 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
3589 2016-04-28 Richard Biener <rguenther@suse.de>
3592 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
3595 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
3597 * common/config/sh/sh-common.c: Remove SH5 support.
3598 * config/sh/constraints.md: Likewise.
3599 * config/sh/config/sh/elf.h: Likewise.
3600 * config/sh/linux.h: Likewise.
3601 * config/sh/netbsd-elf.h: Likewise.
3602 * config/sh/predicates.md: Likewise.
3603 * config/sh/sh-c.c: Likewise.
3604 * config/sh/sh-protos.h: Likewise.
3605 * config/sh/sh.c: Likewise.
3606 * config/sh/sh.h: Likewise.
3607 * config/sh/sh.md: Likewise.
3608 * config/sh/sh.opt: Likewise.
3609 * config/sh/sync.md: Likewise.
3610 * config/sh/sh64.h: Delete.
3611 * config/sh/shmedia.h: Likewise.
3612 * config/sh/shmedia.md: Likewise.
3613 * config/sh/sshmedia.h: Likewise.
3614 * config/sh/t-netbsd-sh5-64: Likewise.
3615 * config/sh/t-sh64: Likewise.
3616 * config/sh/ushmedia.h: Likewise.
3618 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3620 * config/i386/i386.md (sign_extend to memory peephole2s): Use
3621 general_reg_operand instead of register_operand predicate.
3623 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3625 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
3627 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
3629 * match.pd (A - B > A, A + B < A): New transformations.
3631 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
3633 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
3634 which defaults to true. Emit an outer pair of parentheses only if
3635 EMIT_PARENS. When continuing a chain of && or || (or & or |),
3636 don't emit parentheses for the right-hand operand.
3638 2016-04-27 Jeff Law <law@redhat.com>
3640 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
3642 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3644 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
3645 (altivec_lvx_<mode>_internal): Document.
3646 (altivec_lvx_<mode>_2op): New define_insn.
3647 (altivec_lvx_<mode>_1op): Likewise.
3648 (altivec_lvx_<mode>_2op_si): Likewise.
3649 (altivec_lvx_<mode>_1op_si): Likewise.
3650 (altivec_stvx_<mode>): Remove.
3651 (altivec_stvx_<mode>_internal): Document.
3652 (altivec_stvx_<mode>_2op): New define_insn.
3653 (altivec_stvx_<mode>_1op): Likewise.
3654 (altivec_stvx_<mode>_2op_si): Likewise.
3655 (altivec_stvx_<mode>_1op_si): Likewise.
3656 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3657 Expand vec_ld and vec_st during parsing.
3658 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
3660 (altivec_expand_stvx_be): Likewise.
3661 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
3662 address-masking behavior in RTL.
3663 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
3664 address-masking behavior in RTL.
3665 (altivec_expand_builtin): Change builtin code arguments for calls
3666 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
3667 (insn_is_swappable_p): Avoid incorrect swap optimization in the
3668 presence of lvx/stvx patterns.
3669 (alignment_with_canonical_addr): New function.
3670 (alignment_mask): Likewise.
3671 (find_alignment_op): Likewise.
3672 (recombine_lvx_pattern): Likewise.
3673 (recombine_stvx_pattern): Likewise.
3674 (recombine_lvx_stvx_patterns): Likewise.
3675 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3676 stvx patterns from expand.
3677 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3679 (vector_altivec_store_<mode>): Likewise.
3681 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3683 * config/aarch64/aarch64.md
3684 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3685 remove the "fp" attributes.
3686 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3687 add the "simd" attributes.
3688 (*movdf_aarch64): Likewise.
3689 (*movtf_aarch64): Remove the "fp" attributes.
3690 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3691 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3693 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3695 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3696 rtx to rtx_code_label *.
3697 * rtl.h (maybe_set_first_label_num): Likewise.
3699 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3701 * df-core.c (df_add_problem): Make the problem param be const.
3702 (df_remove_problem): Make local "problem" be const.
3703 * df-problems.c (problem_RD): Make const.
3704 (problem_LR): Likewise.
3705 (problem_LIVE): Likewise.
3706 (problem_MIR): Likewise.
3707 (problem_CHAIN): Likewise.
3708 (problem_WORD_LR): Likewise.
3709 (problem_NOTE): Likewise.
3710 (problem_MD): Likewise.
3711 * df-scan.c (problem_SCAN): Likewise.
3712 * df.h (struct df_problem): Make field "dependent_problem" be
3714 (struct dataflow): Likewise for field "problem".
3715 (df_add_problem): Make param const.
3717 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3719 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3720 inter-unit moves to/from vector registers are enabled. Do not disable
3723 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3725 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3726 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3728 (enum df_problem_id): ...this new enum.
3729 (struct df_problem): Convert field "id" from "int" to
3732 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3734 * rtl.def: Update comment for "things in the instruction chain" to
3735 reflect the removal of the leading "i" field for INSN_UID in
3736 r210360. Fix bogus apostrophe.
3738 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3740 * config/i386/i386.md
3741 (lea arith with mem operand + setcc peephole2): Set operator mode.
3743 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3746 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3747 (dimode_scalar_to_vector_candidate_p): This.
3748 (timode_scalar_to_vector_candidate_p): New function.
3749 (scalar_to_vector_candidate_p): Likewise.
3750 (timode_check_non_convertible_regs): Likewise.
3751 (timode_remove_non_convertible_regs): Likewise.
3752 (remove_non_convertible_regs): Likewise.
3753 (remove_non_convertible_regs): Renamed to ...
3754 (dimode_remove_non_convertible_regs): This.
3755 (scalar_chain::~scalar_chain): Make it virtual.
3756 (scalar_chain::compute_convert_gain): Make it pure virtual.
3757 (scalar_chain::mark_dual_mode_def): Likewise.
3758 (scalar_chain::convert_insn): Likewise.
3759 (scalar_chain::convert_registers): Likewise.
3760 (scalar_chain::add_to_queue): Make it protected.
3761 (scalar_chain::emit_conversion_insns): Likewise.
3762 (scalar_chain::replace_with_subreg): Likewise.
3763 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3764 (scalar_chain::convert_op): Likewise.
3765 (scalar_chain::convert_reg): Likewise.
3766 (scalar_chain::make_vector_copies): Likewise.
3767 (scalar_chain::convert_registers): New pure virtual function.
3768 (class dimode_scalar_chain): New class.
3769 (class timode_scalar_chain): Likewise.
3770 (scalar_chain::mark_dual_mode_def): Renamed to ...
3771 (dimode_scalar_chain::mark_dual_mode_def): This.
3772 (timode_scalar_chain::mark_dual_mode_def): New function.
3773 (timode_scalar_chain::convert_insn): Likewise.
3774 (dimode_scalar_chain::convert_registers): Likewise.
3775 (scalar_chain::compute_convert_gain): Renamed to ...
3776 (dimode_scalar_chain::compute_convert_gain): This.
3777 (scalar_chain::replace_with_subreg): Renamed to ...
3778 (dimode_scalar_chain::replace_with_subreg): This.
3779 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3780 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3781 (scalar_chain::make_vector_copies): Renamed to ...
3782 (dimode_scalar_chain::make_vector_copies): This.
3783 (scalar_chain::convert_reg): Renamed to ...
3784 (dimode_scalar_chain::convert_reg ): This.
3785 (scalar_chain::convert_op): Renamed to ...
3786 (dimode_scalar_chain::convert_op): This.
3787 (scalar_chain::convert_insn): Renamed to ...
3788 (dimode_scalar_chain::convert_insn): This.
3789 (scalar_chain::convert): Call convert_registers.
3790 (convert_scalars_to_vector): Change to scalar_chain pointer to
3791 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3792 in 32-bit mode. Delete scalar_chain pointer. Call
3793 free_dominance_info in 64-bit mode.
3794 (pass_stv::gate): Remove TARGET_64BIT check.
3795 (ix86_option_override): Put the 64-bit STV pass before the CSE
3798 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3800 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3801 dw_loc_frame_offset field.
3802 * dwarf2out.c (new_loc_descr): Likewise.
3803 (resolve_args_picking_1): Turn the VISITED hash set into a
3804 FRAME_OFFSET hash map. Use it to associate a frame offset to
3805 visited nodes. Remove uses of the CHECKING_P macro.
3806 (resolve_args_picking): Update call to resolve_args_picking_1.
3808 2016-04-27 Martin Liska <mliska@suse.cz>
3810 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3811 (free_loop_data): Release vuses of groups.
3813 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3815 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3816 instead of redundant use_id and boolean have_use_for.
3817 (struct iv_use): Change sub_id into group_id. Remove field next.
3818 Move fields: related_cands, n_map_members, cost_map and selected
3820 (struct iv_group): ... here. New structure.
3821 (struct iv_common_cand): Use structure declaration directly.
3822 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3823 (MAX_CONSIDERED_USES): Rename macro to ...
3824 (MAX_CONSIDERED_GROUPS): ... here.
3825 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3826 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3827 (dump_uses): Rename to ...
3828 (dump_groups): ... here. Update all uses.
3829 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3830 (find_induction_variables): Refactor format of dump information.
3831 (record_sub_use): Delete.
3832 (record_use): Update all uses.
3833 (record_group): New function.
3834 (record_group_use, find_interesting_uses_op): Call above functions.
3836 (find_interesting_uses_cond): Ditto.
3837 (group_compare_offset): New function.
3838 (split_all_small_groups): Rename to ...
3839 (split_small_address_groups_p): ... here. Update all uses.
3840 (split_address_groups): Update all uses.
3841 (find_interesting_uses): Refactor format of dump information.
3842 (add_candidate_1): Update all uses. Remove redundant check on iv,
3844 (add_candidate, record_common_cand): Remove redundant assert.
3845 (add_iv_candidate_for_biv): Update use.
3846 (add_iv_candidate_derived_from_uses): Update all uses.
3847 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3848 (alloc_use_cost_map): Ditto.
3849 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3850 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3851 (determine_use_iv_cost_generic): Ditto.
3852 (determine_group_iv_cost_generic): Ditto.
3853 (determine_use_iv_cost_address): Ditto.
3854 (determine_group_iv_cost_address): Ditto.
3855 (determine_use_iv_cost_condition): Ditto.
3856 (determine_group_iv_cost_cond): Ditto.
3857 (determine_use_iv_cost): Ditto.
3858 (determine_group_iv_cost): Ditto.
3859 (set_autoinc_for_original_candidates): Update all uses.
3860 (find_iv_candidates): Update all uses. Refactor dump information.
3861 (determine_use_iv_costs): Ditto.
3862 (determine_iv_costs): Ditto.
3863 (iv_ca_cand_for_use): Rename to ...
3864 (iv_ca_cand_for_group): ... here. Update all uses.
3865 (iv_ca_add_use, iv_ca_add_group): Ditto.
3866 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3867 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3868 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3869 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3870 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3871 (create_new_iv, adjust_iv_update_pos): Ditto.
3872 (rewrite_use_address): Delete.
3873 (rewrite_use_address_1): Rename to ...
3874 (rewrite_use_address): ... here.
3875 (rewrite_use_compare): Update all uses.
3876 (rewrite_use): Delete.
3877 (rewrite_uses): Rename to ...
3878 (rewrite_groups): ... here. Update all uses.
3879 (remove_unused_ivs, free_loop_data): Update all uses.
3880 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3882 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3884 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3885 for WORD_REGISTER_OPERATIONS to runtime check.
3887 2016-04-27 Richard Biener <rguenther@suse.de>
3890 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3891 aggregate_value_p to determine if a function result is
3892 returned by reference.
3893 (ipa_pta_execute): Functions having their address taken are
3894 not automatically nonlocal.
3896 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3899 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3900 * fold-const.c (operand_equal_p): If flag_checking and
3901 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3902 and if it returns non-zero, assert iterative_hash_expr on both
3905 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3907 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3909 2016-04-27 Nick Clifton <nickc@redhat.com>
3912 * varasm.c (merge_weak): Generate an error if an attempt is made
3913 to convert a non-weak static function into a weak, public function.
3915 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3917 * params.def (MAX_PARTITION_SIZE): New param.
3918 * doc/invoke.texi: Document lto-max-partition.
3920 2016-04-27 Richard Biener <rguenther@suse.de>
3923 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3924 function cummulating used_from_other_partition, externally_visible
3925 and force_output from aliases.
3926 (refered_from_nonlocal_var): Likewise.
3927 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3928 node flags properly.
3930 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3932 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3933 (-Wmemset-elt-size): New item.
3935 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3938 * stor-layout.h (internal_reference_types): Delete.
3939 * stor-layout.c (reference_types_internal): Likewise.
3940 (internal_reference_types): Likewise.
3941 (layout_type) <REFERENCE_TYPE>: Adjust.
3943 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3946 * tree.h (inchash::add_expr): Add FLAGS argument.
3947 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3948 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3949 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3950 Formatting fix. Adjust recursive calls. For tcc_comparison,
3951 if swap_tree_comparison (code) is smaller than code, hash that
3952 and arguments in the other order. Hash CONVERT_EXPR the same
3953 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3954 of ADDR_EXPR of decl as the decl itself. Add or remove
3955 OEP_ADDRESS_OF from recursive flags as needed. For
3956 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3957 operands commutatively and only the third one normally.
3958 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3960 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3962 * config/rtems.h (LIB_SPEC): Add -latomic.
3964 2016-04-27 Joel Sherrill <joel@rtems.org>
3966 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3967 xilink.ld and flags not relevant to RTEMS.
3969 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3971 * toplev.c (backend_init_target): Avoid calling init_reload when using
3974 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3976 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3977 for loops rather than one for the whole function.
3979 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3981 * match.pd (X + CST CMP X): New transformation.
3983 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3985 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
3986 * fold-const.c (fold_binary_loc): Remove 2 transformations
3987 superseded by match.pd.
3988 * match.pd (x+x -> x*2): Generalize to integers.
3990 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
3992 * config/i386/i386.md (operation on memory peephole): Duplicate an
3993 existing peephole and adapt it to match lea rather than an operation
3996 PR rtl-optimization/57193
3997 * opts.c (default_options_table): Add OPT_frename_registers at -O2
3999 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
4001 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4003 * tree-if-conv.c (any_pred_load_store): New static variable.
4004 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
4005 any_pred_load_store instead of and_mask_load_store.
4006 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
4007 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
4008 (combine_blocks, tree_if_conversion): Ditto.
4010 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4012 PR tree-optimization/70771
4013 PR tree-optimization/70775
4014 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
4015 virtual PHI nodes. Delete parameter.
4016 (if_convertible_loop_p_1): Delete argument to above function.
4017 (predicate_all_scalar_phis): Delete code handling single-argument
4019 (tree_if_conversion): Mark and update virtual SSA.
4021 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4024 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
4025 (x86_elf_aligned_common): Rename to ...
4026 (x86_elf_aligned_decl_common): ... this.
4027 Add decl arg. Switch to .lbss for largecomm object. Use
4028 LARGECOMM_SECTION_ASM_OP.
4029 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
4031 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
4032 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
4034 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4035 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
4037 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4040 * config/i386/i386.c (SECTION_LARGE): Define.
4041 (x86_64_elf_select_section): Set it for large data/bss sections.
4042 Only clear SECTION_WRITE for .lrodata.
4043 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
4045 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
4046 * varasm.c (default_elf_asm_named_section): Grow flagchars.
4047 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
4049 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
4050 * doc/tm.texi: Regenerate.
4052 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4055 * configure.ac (--enable-checking): Document extra flag, for
4056 non-release builds default to --enable-checking=yes,extra.
4057 If misc checking and extra checking, define CHECKING_P to 2 instead
4059 * common.opt (fchecking=): Add.
4060 * doc/invoke.texi (-fchecking=): Document.
4061 * doc/install.texi: Document --enable-checking changes.
4062 * configure: Regenerated.
4063 * config.in: Regenerated.
4065 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4067 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
4068 attribute instead of which_alternative.
4069 * config/i386/sse.md (*mov<mode>_internal): Ditto.
4070 Use EXT_REX_SSE_REG_P where appropriate.
4072 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4074 * config/i386/predicates.md (const0_operand): Do not match
4075 const_wide_int code.
4076 (const1_operand): Ditto.
4078 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4080 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
4081 for SSE constm1 operands and TARGET_AVX512VL.
4082 (*movti_internal): Ditto.
4083 (*mov<mode>_or): Use constm1_operand predicate.
4084 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
4085 for SSE vector_all_ones operands and TARGET_AVX512VL.
4086 * config/i386/predicates.md (constm1_operand): New predicate.
4087 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
4088 emission of constant -1 load.
4090 2016-04-25 Jason Merrill <jason@redhat.com>
4092 * gdbinit.in: Skip is-a.h.
4094 * attribs.c (register_scoped_attributes): Fix logic.
4095 * attribs.h: Declare register_scoped_attributes.
4097 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4099 * config/rs6000/rs6000-builtin.def: Correct pasto error for
4100 stxvd2x and stxvw4x built-in functions.
4102 2016-04-25 DJ Delorie <dj@redhat.com>
4104 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
4105 (ashrhi3): Likewise.
4106 (lshrhi3): Likewise.
4108 2016-04-25 Richard Biener <rguenther@suse.de>
4110 PR tree-optimization/70780
4111 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
4113 (compute_antic): Mark blocks with abnormal preds as visited as
4114 they have a final empty antic-in solution already.
4116 2016-04-25 Michael Collison <michael.collison@linaro.org>
4118 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
4120 2016-04-25 Michael Collison <michael.collison@linaro.org>
4122 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
4123 mode is VQI to improve mixed mode vectorization.
4124 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
4125 define_insn to match low half of signed vaddw.
4126 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
4127 define_insn to match high half of signed vaddw.
4128 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
4129 define_insn to match low half of unsigned vaddw.
4130 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
4131 define_insn to match high half of unsigned vaddw.
4132 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
4133 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4134 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
4136 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4137 * config/arm/predicates.md (vect_par_constant_high): Support
4138 big endian and simplify by calling
4139 arm_simd_check_vect_par_cnst_half
4140 (vect_par_constant_low): Likewise.
4142 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4144 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
4145 predicate for operand 2.
4147 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
4148 H.J. Lu <hongjiu.lu@intel.com>
4150 * config/i386/i386-protos.h (standard_sse_constant_p): Add
4151 machine_mode argument.
4152 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
4153 constm1_rtx operands. For VOIDmode constants, get mode from
4154 pred_mode. Check mode size if the mode is supported by ABI.
4155 (standard_sse_constant_opcode): Do not use standard_constant_p.
4156 Strictly check ABI support for all-ones operands.
4157 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
4158 immediates. Update calls to standard_sse_constant_p.
4159 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
4160 (ix86_rtx_costs): Ditto.
4161 * config/i386/i386.md (*movxi_internal_avx512f): Use
4162 nonimmediate_or_sse_const_operand instead of vector_move_operand.
4163 Use (v,BC) alternative instead of (v,C). Use register_operand
4164 checks instead of MEM_P.
4165 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
4166 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
4167 isa attribute. Use register_operand checks instead of MEM_P.
4168 (*movti_internal): Use nonimmediate_or_sse_const_operand for
4169 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
4170 alternative and corresponding sse2 isa attribute.
4171 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
4172 to standard_sse_constant_p.
4173 (FP constant splitters): Ditto.
4174 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
4176 * config/i386/predicates.md (constm1_operand): Remove.
4177 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
4178 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
4179 vector_all_ones_operand instead of constm1_operand.
4181 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4183 * print-rtl.c (print_rtx_insn_vec): New function.
4184 * print-rtl.h: New prototype.
4185 * store-motion.c (struct st_expr): Make avail_stores a vector.
4186 (st_expr_entry): Adjust.
4187 (free_st_expr_entry): Likewise.
4188 (print_store_motion_mems): Likewise.
4189 (find_moveable_store): Likewise.
4190 (compute_store_table): Likewise.
4191 (delete_store): Likewise.
4192 (build_store_vectors): Likewise.
4194 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4196 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
4198 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4200 * vec.h (vec_safe_contains): New function.
4201 (vec::contains): Likewise.
4202 (vec::begin): Likewise.
4203 (vec::end): Likewise.
4205 2016-04-23 Jakub Jelinek <jakub@redhat.com>
4208 * cfgexpand.c (expand_stack_vars): Fix typo.
4210 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4212 * system.h (list, map, set, vector): Include conditionally.
4213 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
4214 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
4215 * ipa-icf.c (INCLUDE_LIST): Define.
4216 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
4217 * config/sh/sh.c (INCLUDE_VECTOR): Define.
4218 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
4219 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
4220 * cp/logic.cc (INCLUDE_LIST): Define.
4221 * fortran/trans-common.c (INCLUDE_MAP): Define.
4223 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4225 * auto-profile.c: Remove <string.h> include.
4226 * ipa-icf-gimple.c: Remove <list> include.
4227 * diagnostic.c: Remove <new> include.
4228 * genmatch.c: Likewise.
4229 * pretty-print.c: Likewise.
4230 * toplev.c: Likewise
4231 * c/c-objc-common.c: Likewise.
4232 * cp/error.c: Likewise.
4233 * fortran/error.c: Likewise.
4235 2016-04-22 Richard Biener <rguenther@suse.de>
4237 * lto-streamer-in.c (input_ssa_names): Do not allocate
4238 GIMPLE_NOP for all SSA names.
4239 * lto-streamer-out.c (output_ssa_names): Do not output
4240 SSA names that should have been released.
4242 2016-04-22 Richard Biener <rguenther@suse.de>
4244 PR tree-optimization/70740
4245 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
4248 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
4251 * config/i386/predicates.md (call_insn_operand): Replace
4252 sibcall_memory_operand with memory_operand.
4254 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
4256 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
4257 has_single_use() tests.
4258 (register_edge_assert_for_1): Likewise.
4259 (find_assert_locations_1): Check the liveness bitmap instead of
4260 checking has_single_use().
4262 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
4265 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
4266 Extract AVX-512BW constraint from AVX.
4268 2016-04-21 Richard Biener <rguenther@suse.de>
4270 PR tree-optimization/70725
4271 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
4272 for phi_convertible_by_degenerating_args.
4273 (predicate_all_scalar_phis): Handle single-argument PHIs.
4275 2016-04-21 Richard Biener <rguenther@suse.de>
4278 * fold-const.c (fold_comparison): Return properly typed
4281 2016-04-21 Bin Cheng <bin.cheng@arm.com>
4283 PR tree-optimization/70715
4284 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
4285 after expanding BASE using expand_simple_operations.
4287 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4289 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
4290 New transformations.
4292 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4294 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
4296 2016-04-20 Jan Hubicka <jh@suse.cz>
4298 * ipa-inline.c (can_inline_edge_p): Pass caller info to
4299 ultiimate_alias_target.
4300 (update_callee_keys): Likewise.
4301 (lookup_recursive_calls): Likewise.
4302 (speculation_useful_p): Likewise.
4304 2016-04-20 Jan Hubicka <jh@suse.cz>
4307 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
4308 (set_nothrow_flag_1): ... this; handle interposition correctly;
4309 recurse on aliases and thunks.
4310 (cgraph_node::set_nothrow_flag): New.
4311 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
4312 functions compiled with non-call exceptions that binds to current
4314 (propagate_nothrow): Be safe WRT interposition.
4315 * cgraph.h (set_nothrow_flag): Update prototype.
4317 2016-04-18 Jan Hubicka <jh@suse.cz>
4319 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4320 max_loop_iterations_int.
4321 (tree_unswitch_outer_loop): Likewise.
4323 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4325 PR tree-optimization/69489
4326 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
4327 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
4328 Revise dump message.
4329 (if_convertible_bb_p): Remove check on edge count of basic block's
4332 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4334 PR tree-optimization/56625
4335 PR tree-optimization/69489
4336 * tree-data-ref.h (DR_INNERMOST): New macro.
4337 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
4338 hashing struct innermost_loop_behavior.
4339 (ref_DR_map): Remove.
4340 (innermost_DR_map): New map.
4341 (baseref_DR_map): Revise comment.
4342 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
4343 to innermost_DR_map accroding to its innermost loop behavior.
4344 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
4345 to its innermost loop behavior.
4346 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
4347 Add initialization for innermost_DR_map. Record memory reference
4348 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
4349 have innermost loop behavior.
4350 (if_convertible_loop_p): Remove release for ref_DR_map. Release
4353 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
4355 * config/i386/i386.md (*lea<mode>_general_1): Rename from
4356 *lea_general_1. Use explicit SWI12 mode interator.
4357 (*lea<mode>_general_2): Rename from *lea_general_2.
4358 Use explicit SWI12 mode interator.
4359 (*lea<mode>_general_3): Rename from *lea_general_3.
4360 Use explicit SWI12 mode interator.
4361 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
4362 Use explicit SWI12 mode interator.
4363 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
4364 Use explicit SWI48 mode interator.
4366 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4368 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
4369 Short-cut unaligned load and store cases. Handle all integer
4371 (ix86_expand_vector_move_misalign): Short-cut unaligned load
4372 and store cases. Call ix86_avx256_split_vector_move_misalign
4373 directly without checking mode class.
4375 2016-04-20 Andrew Pinski <apinski@cavium.com>
4376 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4379 * config/aarch64/aarch64.md (sibcall): Force call
4380 address to be DImode for ILP32.
4381 (sibcall_value): Likewise.
4383 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4385 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
4387 2016-04-20 Richard Biener <rguenther@suse.de>
4389 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
4390 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
4391 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
4392 (maybe_push_res_to_seq): Adjust.
4393 * gimple-fold.c (maybe_build_generic_op): Likewise.
4395 2016-04-20 Marek Polacek <polacek@redhat.com>
4397 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
4400 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
4402 * config/i386/sse.md (vec_unpacks_lo_hi): Always
4403 use kmovw to support AVX512F target.
4405 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4407 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
4409 2016-04-20 Marek Polacek <polacek@redhat.com>
4411 PR tree-optimization/70725
4412 * tree-if-conv.c (is_false_predicate): New function.
4413 (predicate_mem_writes): Use it.
4415 2016-04-20 Richard Biener <rguenther@suse.de>
4417 PR tree-optimization/70726
4418 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
4419 shift amounts from a pattern stmt operand.
4421 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4424 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
4425 stack_restore_from_fpr pattern when restoring r15.
4426 (s390_optimize_prologue): Strip away the memory barrier in the
4427 parallel when trying to get rid of restore insns.
4428 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
4429 definition for loading the stack pointer from an FPR. Compared to
4430 the normal move insn this pattern includes a full memory barrier.
4432 2016-04-19 Jakub Jelinek <jakub@redhat.com>
4435 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
4436 implicitly linear or lastprivate iterator on the outer context.
4438 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4440 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
4442 * config/i386/i386.md (ssememalign): Removed.
4443 * config/i386/sse.md: Remove ssememalign attribute from patterns.
4445 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4448 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
4449 const short * to __builtin_ia32_loaddquhi512_mask.
4450 (_mm512_maskz_loadu_epi16): Likewise.
4451 (_mm512_mask_storeu_epi16): Pass short * to
4452 __builtin_ia32_storedquhi512_mask.
4453 (_mm512_mask_loadu_epi8): Pass const char * to
4454 __builtin_ia32_loaddquqi512_mask.
4455 (_mm512_maskz_loadu_epi8): Likewise.
4456 (_mm512_mask_storeu_epi8): Pass char * to
4457 __builtin_ia32_storedquqi512_mask.
4458 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
4459 const double * to __builtin_ia32_loadupd512_mask.
4460 (_mm512_mask_loadu_pd): Likewise.
4461 (_mm512_maskz_loadu_pd): Likewise.
4462 (_mm512_storeu_pd): Pass double * to
4463 __builtin_ia32_storeupd512_mask.
4464 (_mm512_mask_storeu_pd): Likewise.
4465 (_mm512_loadu_ps): Pass const float * to
4466 __builtin_ia32_loadups512_mask.
4467 (_mm512_mask_loadu_ps): Likewise.
4468 (_mm512_maskz_loadu_ps): Likewise.
4469 (_mm512_storeu_ps): Pass float * to
4470 __builtin_ia32_storeups512_mask.
4471 (_mm512_mask_storeu_ps): Likewise.
4472 (_mm512_mask_loadu_epi64): Pass const long long * to
4473 __builtin_ia32_loaddqudi512_mask.
4474 (_mm512_maskz_loadu_epi64): Likewise.
4475 (_mm512_mask_storeu_epi64): Pass long long *
4476 to __builtin_ia32_storedqudi512_mask.
4477 (_mm512_loadu_si512): Pass const int * to
4478 __builtin_ia32_loaddqusi512_mask.
4479 (_mm512_mask_loadu_epi32): Likewise.
4480 (_mm512_maskz_loadu_epi32): Likewise.
4481 (_mm512_storeu_si512): Pass int * to
4482 __builtin_ia32_storedqusi512_mask.
4483 (_mm512_mask_storeu_epi32): Likewise.
4484 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
4485 char * to __builtin_ia32_storedquqi256_mask.
4486 (_mm_mask_storeu_epi8): Likewise.
4487 (_mm256_mask_loadu_epi16): Pass const short * to
4488 __builtin_ia32_loaddquhi256_mask.
4489 (_mm256_maskz_loadu_epi16): Likewise.
4490 (_mm_mask_loadu_epi16): Pass const short * to
4491 __builtin_ia32_loaddquhi128_mask.
4492 (_mm_maskz_loadu_epi16): Likewise.
4493 (_mm256_mask_loadu_epi8): Pass const char * to
4494 __builtin_ia32_loaddquqi256_mask.
4495 (_mm256_maskz_loadu_epi8): Likewise.
4496 (_mm_mask_loadu_epi8): Pass const char * to
4497 __builtin_ia32_loaddquqi128_mask.
4498 (_mm_maskz_loadu_epi8): Likewise.
4499 (_mm256_mask_storeu_epi16): Pass short * to.
4500 __builtin_ia32_storedquhi256_mask.
4501 (_mm_mask_storeu_epi16): Pass short * to.
4502 __builtin_ia32_storedquhi128_mask.
4503 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
4504 const double * to __builtin_ia32_loadupd256_mask.
4505 (_mm256_maskz_loadu_pd): Likewise.
4506 (_mm_mask_loadu_pd): Pass onst double * to
4507 __builtin_ia32_loadupd128_mask.
4508 (_mm_maskz_loadu_pd): Likewise.
4509 (_mm256_mask_storeu_pd): Pass double * to
4510 __builtin_ia32_storeupd256_mask.
4511 (_mm_mask_storeu_pd): Pass double * to
4512 __builtin_ia32_storeupd128_mask.
4513 (_mm256_mask_loadu_ps): Pass const float * to
4514 __builtin_ia32_loadups256_mask.
4515 (_mm256_maskz_loadu_ps): Likewise.
4516 (_mm_mask_loadu_ps): Pass const float * to
4517 __builtin_ia32_loadups128_mask.
4518 (_mm_maskz_loadu_ps): Likewise.
4519 (_mm256_mask_storeu_ps): Pass float * to
4520 __builtin_ia32_storeups256_mask.
4521 (_mm_mask_storeu_ps): ass float * to
4522 __builtin_ia32_storeups128_mask.
4523 (_mm256_mask_loadu_epi64): Pass const long long * to
4524 __builtin_ia32_loaddqudi256_mask.
4525 (_mm256_maskz_loadu_epi64): Likewise.
4526 (_mm_mask_loadu_epi64): Pass const long long * to
4527 __builtin_ia32_loaddqudi128_mask.
4528 (_mm_maskz_loadu_epi64): Likewise.
4529 (_mm256_mask_storeu_epi64): Pass long long * to
4530 __builtin_ia32_storedqudi256_mask.
4531 (_mm_mask_storeu_epi64): Pass long long * to
4532 __builtin_ia32_storedqudi128_mask.
4533 (_mm256_mask_loadu_epi32): Pass const int * to
4534 __builtin_ia32_loaddqusi256_mask.
4535 (_mm256_maskz_loadu_epi32): Likewise.
4536 (_mm_mask_loadu_epi32): Pass const int * to
4537 __builtin_ia32_loaddqusi128_mask.
4538 (_mm_maskz_loadu_epi32): Likewise.
4539 (_mm256_mask_storeu_epi32): Pass int * to
4540 __builtin_ia32_storedqusi256_mask.
4541 (_mm_mask_storeu_epi32): Pass int * to
4542 __builtin_ia32_storedqusi128_mask.
4543 * config/i386/i386-builtin-types.def (PCSHORT): New.
4545 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
4546 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
4547 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
4548 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
4549 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
4550 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
4551 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
4552 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
4553 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
4554 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
4555 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
4556 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
4557 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
4558 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
4559 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
4560 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
4561 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
4562 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
4563 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
4564 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
4565 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
4566 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
4567 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
4568 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
4569 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
4570 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
4571 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
4572 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
4573 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
4574 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
4575 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
4576 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
4577 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
4578 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
4579 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
4580 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
4581 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
4582 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
4583 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
4584 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
4585 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
4586 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
4587 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
4588 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
4589 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
4590 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
4591 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
4592 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
4593 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
4595 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
4596 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
4598 (ix86_expand_vector_move_misalign): Likewise.
4599 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
4600 to scalar function prototype for unaligned load/store builtins.
4601 (ix86_expand_special_args_builtin): Updated.
4602 * config/i386/sse.md (UNSPEC_LOADU): Removed.
4603 (UNSPEC_STOREU): Likewise.
4604 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
4605 (VI_ULOADSTORE_F_AVX512VL): Likewise.
4606 (ssescalarsize): Handle V4TI, V2TI and V1TI.
4607 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4608 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4609 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
4610 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
4611 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
4612 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
4613 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
4614 (<avx512>_storedqu<mode>_mask): Likewise.
4615 (*sse4_2_pcmpestr_unaligned): Likewise.
4616 (*sse4_2_pcmpistr_unaligned): Likewise.
4617 (*mov<mode>_internal): Renamed to ...
4618 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
4619 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
4620 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
4621 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
4623 2016-04-19 Richard Biener <rguenther@suse.de>
4625 PR tree-optimization/70171
4626 * tree-ssa-phiprop.c: Include stor-layout.h.
4627 (phiprop_insert_phi): Handle the aggregate copy case.
4628 (propagate_with_phi): Likewise.
4630 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
4632 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
4633 instead of simplify_gen_subreg (... , 0).
4634 (ix86_delegitimize_address): Ditto.
4635 (ix86_split_divmod): Ditto.
4636 (ix86_split_copysign_const): Ditto.
4637 (ix86_split_copysign_var): Ditto.
4638 (ix86_expand_args_builtin): Ditto.
4639 (ix86_expand_round_builtin): Ditto.
4640 (ix86_expand_special_args_builtin): Ditto.
4641 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
4642 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
4643 (udivmodqi4): Ditto.
4644 (absneg splitters): Ditto.
4645 (*jcc_bt<mode>_1): Ditto.
4647 2016-04-19 Richard Biener <rguenther@suse.de>
4649 PR tree-optimization/70724
4650 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4651 restoring out from ...
4652 (free_scc_vn): ... here.
4653 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4654 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4656 (pass_fre::execute): Restore SSA info.
4658 2016-04-19 Richard Biener <rguenther@suse.de>
4660 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
4661 * gimple-walk.c (walk_gimple_op): Initialize it.
4662 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
4663 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
4664 remapping SSA names of defs.
4665 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
4668 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
4671 * lra-constraints.c (equiv_substition_p): New.
4672 (process_alt_operands): Use it.
4673 (swap_operands): Swap it.
4674 (curr_insn_transform): Update it.
4676 2016-04-18 Michael Matz <matz@suse.de>
4678 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4679 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4680 * tree-core.h (tree_type_common.align): Use bit-field.
4681 (tree_type_common.spare): New.
4682 (tree_decl_common.off_align): Make smaller.
4683 (tree_decl_common.align): Use bit-field.
4685 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4686 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4687 (scan_sharing_clauses): Ditto.
4688 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4689 (omp_finish_file): Ditto.
4690 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4691 (layout_decl): Ditto.
4692 (relayout_decl): Ditto.
4693 (finalize_record_size): Use SET_TYPE_ALIGN.
4694 (finalize_type_size): Ditto.
4695 (finish_builtin_struct): Ditto.
4696 (layout_type): Ditto.
4697 (initialize_sizetypes): Ditto.
4698 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4699 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4700 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4701 (get_chain_field): Ditto.
4702 (get_trampoline_type): Ditto.
4703 (get_nl_goto_field): Ditto.
4704 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4706 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4707 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4708 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4709 (build_qualified_type): Use SET_TYPE_ALIGN.
4710 (build_aligned_type, build_range_type_1): Ditto.
4711 (build_atomic_base): Ditto.
4712 (build_common_tree_nodes): Ditto.
4713 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4714 (expand_one_stack_var_at): Ditto.
4715 * coverage.c (build_var): Use SET_DECL_ALIGN.
4716 * except.c (init_eh): Ditto.
4717 * function.c (assign_parm_setup_block): Ditto.
4718 * symtab.c (increase_alignment_1): Ditto.
4719 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4720 * tree-vect-stmts.c (ensure_base_align): Ditto.
4721 * varasm.c (align_variable): Ditto.
4722 (assemble_variable): Ditto.
4723 (build_constant_desc): Ditto.
4724 (output_constant_def_contents): Ditto.
4726 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4727 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4728 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4729 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4730 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4732 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4735 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4736 replace %vmovsd with "%vmovq".
4737 (vec_concatv2df): Likewise.
4739 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4741 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4742 (*vec_extractv2si_0): Ditto.
4743 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4744 (zero_extended_scalar_load_operand splitters): Ditto.
4745 (vec_extract splitters): Ditto.
4746 (*vec_extractv4si_0_zext): Ditto.
4747 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4749 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4750 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4751 (*sse4_1_extractps): Use lowpart_subreg.
4752 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4754 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4756 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4758 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4759 Mention Solaris 11 packaging changes.
4760 Update gas and gld requirements.
4761 Remove reference to pre-Solaris 10 bug.
4762 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4764 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4767 2016-04-17 Jan Hubicka <jh@suse.cz>
4769 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4770 max_loop_iterations_int.
4772 2016-04-18 Richard Biener <rguenther@suse.de>
4774 PR tree-optimization/43434
4775 * tree-ssa-structalias.c (struct vls_data): New.
4776 (visit_loadstore): Handle all pointer-based accesses.
4777 (compute_dependence_clique): Compute a bitmap of restrict tags
4778 assigned bases and pass it to visit_loadstore.
4780 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4783 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4784 armv8.1-a and armv8.1-a+crc.
4786 2016-04-18 Richard Biener <rguenther@suse.de>
4788 PR tree-optimization/70701
4789 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4790 references after translating through a memcpy.
4792 2016-04-18 Richard Biener <rguenther@suse.de>
4794 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4795 (compute_antic): ... here. For partial antic use regular
4796 postorder and scrap iteration.
4797 (compute_partial_antic_aux): Remove unused return value.
4798 (init_pre): Do not allocate postorder.
4799 (fini_pre): Do not free postorder.
4801 2016-04-18 Richard Biener <rguenther@suse.de>
4804 * expmed.c (extract_bit_field_1): Remove broken case
4805 using a wider MODE_INT mode.
4807 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4809 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4810 unless compiling with at least GCC-4.8.
4812 2016-04-17 Jan Hubicka <jh@suse.cz>
4815 * graphite.c (graphite_finalize): Update call to
4816 tree_estimate_probability.
4817 * predict.h (tree_estimate_probability): Update prototype.
4819 2016-04-17 Jan Hubicka <jh@suse.cz>
4821 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4822 (tree_estimate_probability): Likewise.
4823 (pass_profile::execute): Update.
4824 (report_predictor_hitrates): New function.
4825 * profile.c (compute_branch_probabilities): Use it.
4826 * predict.h (report_predictor_hitrates): Declare.
4828 2016-04-17 Jan Hubicka <jh@suse.cz>
4831 * cgraph.h (cgraph_node::set_const_flag,
4832 cgraph_node::set_pure_flag): Update prototype to return bool;
4834 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4835 of interposable symbol are interposable, too.
4836 (cgraph_set_const_flag_1): Rename to ...
4837 (set_const_flag_1): ... this one; change to self recursive function
4838 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4839 clearnig the flag in all variants and also virtual thunks of const
4840 functions are pure; track if any change was done.
4841 (cgraph_node::set_const_flag): Update.
4842 (struct set_pure_flag_info): New struct.
4843 (cgraph_set_pure_flag_1): Rename to ...
4844 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4845 rather than pointer encoded flags; track if any changes was done;
4846 handle correctly clearning flag and setting flag of aliases already
4848 (cgraph_node::set_pure_flag): Update.
4849 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4851 2016-04-17 Tom de Vries <tom@codesourcery.com>
4854 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4857 2016-04-17 Tom de Vries <tom@codesourcery.com>
4859 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4860 '{}<> ' as escape-for-record.
4862 2016-04-17 Tom de Vries <tom@codesourcery.com>
4864 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4867 2016-04-17 Tom de Vries <tom@codesourcery.com>
4870 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4871 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4872 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4873 * passes.c (finish_optimization_passes): Only call
4874 finish_graph_dump_file if dfi->graph_dump_initialized.
4875 (execute_function_dump, pass_init_dump_file): Use
4876 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4878 2016-04-17 Tom de Vries <tom@codesourcery.com>
4880 PR tree-optimization/70256
4881 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4882 (debug_varmap): New function.
4884 2016-04-17 Tom de Vries <tom@codesourcery.com>
4887 * passes.c (pass_manager::register_pass): Propagate pflags.
4889 2016-04-17 Tom de Vries <tom@codesourcery.com>
4892 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4893 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4894 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4895 check if it's equal to p_start.
4896 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4898 2016-04-15 Jan Hubicka <jh@suse.cz>
4901 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4902 function does not bind to current def.
4903 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4904 handle conservatively calls to functions that does not need to bind
4906 (check_call): Update call of worse_state.
4907 (ignore_edge_for_nothrow): Update.
4908 (ignore_edge_for_pure_const): Likewise.
4909 (propagate_pure_const): Update calls to worse_state.
4910 (skip_function_for_local_pure_const): Reformat comments.
4912 2016-04-15 Jan Hubicka <jh@suse.cz>
4915 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4916 (cgraph_node::function_symbol): Likewise.
4917 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4918 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4919 (symtab_node::ultimate_alias_target): Add REF parameter.
4920 (symtab_node::binds_to_current_def_p): Declare.
4921 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4922 (cgraph_node::function_symbol): Likewise.
4923 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4924 (cgraph_node::get_availability): Likewise.
4925 (cgraph_edge::binds_to_current_def_p): New inline function.
4926 (varpool_node::get_availability): Add REF parameter.
4927 (varpool_node::ultimate_alias_target): Likewise.
4928 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4929 (symtab_node::binds_to_current_def_p): Likewise.
4930 * varpool.c (varpool_node::get_availability): Likewise.
4932 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4935 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4936 Fix mode size check.
4938 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4940 * BASE-VER: Set to 7.0.0.
4942 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4944 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4946 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4948 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4949 architecture revisions.
4951 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4953 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4954 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4955 * config/i386/i386.md (stack decrement to push peepholes): Guard
4956 with !x86_using_red_zone ().
4958 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4961 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4962 to dump_generic_node.
4963 (NIY): Pass also flags to do_niy.
4965 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4967 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4968 (simd_clone_vector_of_formal_parm_types)
4969 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4970 (simd_clone_mangle, simd_clone_create)
4971 (simd_clone_adjust_return_type, create_tmp_simd_array)
4972 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4973 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4974 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4975 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4976 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4977 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4978 * omp-simd-clone.c: ... this new file.
4979 (simd_clone_vector_of_formal_parm_types): Make it static.
4980 * Makefile.in (OBJS): Add omp-simd-clone.o.
4982 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4985 * config/i386/sse.md: Use proper memory operand modifiers.
4988 2016-04-15 Richard Biener <rguenther@suse.de>
4989 Alan Modra <amodra@gmail.com>
4991 PR tree-optimization/70130
4992 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4993 when alignment stays not the same and no not use the realign
4996 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4999 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5000 direct move handlers for KFmode. Change TFmode handlers test from
5001 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
5003 2016-04-14 Jakub Jelinek <jakub@redhat.com>
5006 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
5007 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
5008 (inlined_polymorphic_ctor_dtor_block_p): Use it.
5009 * tree-ssa-live.c (remove_unused_scope_block_p): When
5010 in_ctor_dtor_block, avoid discarding not just BLOCKs with
5011 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
5012 block_ultimate_origin is FUNCTION_DECL.
5013 (remove_unused_locals): If current_function_decl is
5014 polymorphic_ctor_dtor_p, pass initial true to
5015 remove_unused_scope_block_p' is_ctor_dtor_block.
5017 2016-04-14 Martin Sebor <msebor@redhat.com>
5022 * doc/extend.texi (Variable Length): Revert.
5024 2016-04-14 Marek Polacek <polacek@redhat.com>
5025 Jan Hubicka <hubicka@ucw.cz>
5028 * tree.c (verify_type): Disable the canonical type of main variant
5031 2016-04-14 Jason Merrill <jason@redhat.com>
5033 * cfgexpand.c, expr.c: Revert previous change.
5035 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
5038 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
5039 when building a mem ref for the incoming reduction variable.
5041 2016-04-14 Richard Biener <rguenther@suse.de>
5043 PR tree-optimization/70614
5044 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
5045 loop if the evolution dropped to chrec_dont_know.
5046 (interpret_condition_phi): Likewise.
5048 2016-04-14 Richard Biener <rguenther@suse.de>
5050 PR tree-optimization/70623
5051 * tree-ssa-pre.c (changed_blocks): Make global ...
5052 (compute_antic): ... local here. Move and fix worklist
5053 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
5054 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
5055 worklist handling, dump when ANTIC_IN changed.
5056 (compute_partial_antic_aux): Remove worklist handling.
5057 (init_pre): Do not compute post dominators. Add a comment about
5058 the CFG order chosen.
5059 (fini_pre): Do not free post dominators.
5061 2016-04-13 Martin Sebor <msebor@redhat.com>
5066 * doc/extend.texi (Variable Length): Document C++ specifics.
5068 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5071 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
5072 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
5073 eh edges have been purged.
5076 * tree-sra.c (create_access_replacement,
5077 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
5079 * tree-pretty-print.c (dump_fancy_name): New function.
5080 (dump_decl_name, dump_generic_node): Use it.
5082 2016-04-13 Jason Merrill <jason@redhat.com>
5084 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
5085 * expr.c (expand_expr_real_1): Likewise.
5087 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
5089 * config/i386/i386.md (kunpckhi): Swap operands.
5090 (kunpcksi): Likewise.
5091 (kunpckdi): Likewise.
5092 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
5093 (vec_pack_trunc_<mode>): Likewise.
5095 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5098 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
5101 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
5102 gimplification turns some element into non-constant.
5105 * rtl.h (convert_memory_address_addr_space_1): New prototype.
5106 * explow.c (convert_memory_address_addr_space_1): No longer static,
5107 add NO_EMIT argument and don't call convert_modes if true, pass
5108 it down recursively, remove break after return.
5109 (convert_memory_address_addr_space): Adjust caller.
5110 * simplify-rtx.c (simplify_unary_operation_1): Call
5111 convert_memory_address_addr_space_1 instead of convert_memory_address,
5112 if it returns NULL, don't simplify.
5114 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
5117 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
5119 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5121 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5122 Bump the upper SIMDLEN limits, so that if the return type or
5123 characteristic type if the return type is void can be passed in
5124 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
5127 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5130 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
5131 Do not use "=" constraint on an input constraint.
5132 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5133 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5134 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
5135 generates (neg (abs ...)) instead of (abs ...).
5137 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5139 PR rtl-optimization/70596
5140 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
5141 just invalidate LRA data and reset them. Adjust dump wording.
5143 2016-04-12 Martin Liska <mliska@suse.cz>
5146 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5148 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5150 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5151 max_loop_iterations_int.
5152 (tree_unswitch_outer_loop): Likewise.
5153 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5154 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5156 2016-04-12 Tom de Vries <tom@codesourcery.com>
5158 PR tree-optimization/68756
5159 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
5160 instead of new_name.
5162 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5164 PR tree-optimization/70602
5165 * tree-sra.c (generate_subtree_copies): Don't write anything into
5166 constant pool decls.
5168 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
5169 regardless whether there are depend clauses or not.
5171 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5174 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
5175 target attribute and pragma from changing the -mfloat128
5176 and -mfloat128-hardware options.
5178 * doc/extend.texi (Additional Floating Types): Document PowerPC
5179 __float128 restrictions.
5181 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5184 * config/aarch64/driver-aarch64.c
5185 (aarch64_get_extension_string_for_isa_flags): New.
5186 (arch_extension): Rename to...
5187 (aarch64_arch_extension): ...This.
5188 (ext_to_feat_string): Rename to...
5189 (aarch64_extensions): ...This.
5190 (aarch64_core_data): Keep track of architecture extension flags.
5191 (cpu_data): Rename to...
5192 (aarch64_cpu_data): ...This.
5193 (aarch64_arch_driver_info): Keep track of architecture extension
5195 (get_arch_name_from_id): Rename to...
5196 (get_arch_from_id): ...This, change return type.
5197 (host_detect_local_cpu): Update and reformat for renames, handle
5198 extensions through common infrastructure.
5200 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5203 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
5204 track of a canonical flag name.
5205 (all_extensions): Likewise.
5206 (arch_to_arch_name): Also track extension flags enabled by the arch.
5207 (all_architectures): Likewise.
5208 (aarch64_parse_extension): Move to here.
5209 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
5211 (aarch64_rewrite_selected_cpu): Update for above change.
5212 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
5213 are handled, such that the single explicit value enabled by an
5214 extension is kept seperate from the implicit values it also enables.
5215 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
5217 (aarch64_parse_extension): New.
5218 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
5219 here to config/aarch64/aarch64-protos.h.
5220 (aarch64_parse_extension): Move from here to
5221 common/config/aarch64/aarch64-common.c.
5222 (aarch64_option_print): Update.
5223 (aarch64_declare_function_name): Likewise.
5224 (aarch64_start_file): Likewise.
5225 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
5226 the canonical flag for extensions.
5227 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
5230 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5232 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
5235 2016-04-09 Tom de Vries <tom@codesourcery.com>
5237 PR tree-optimization/68953
5238 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
5239 first to last subscript.
5241 2016-04-09 Jakub Jelinek <jakub@redhat.com>
5243 PR tree-optimization/70586
5244 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
5247 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
5251 PR tree-optimization/70373
5255 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
5256 clauses for acc parallel reductions as necessary. Error on those
5258 * omp-low.c (scan_sharing_clauses): Don't install variables which
5259 are used in acc parallel reductions.
5260 (lower_rec_input_clauses): Remove dead code.
5261 (lower_oacc_reductions): Add support for reference reductions.
5262 (lower_reduction_clauses): Remove dead code.
5263 (lower_omp_target): Don't remap variables appearing in acc parallel
5265 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
5267 2016-04-08 Jakub Jelinek <jakub@redhat.com>
5270 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
5271 with multiple SSA_NAME defs, force the outputs other than first
5272 to be live before calling live_track_process_def on each output.
5274 PR rtl-optimization/70574
5275 * fwprop.c (forward_propagate_and_simplify): Don't add
5276 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
5277 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
5278 paradoxical subregs within *loc.
5280 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
5282 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
5283 -ftree-parallelize-loops={0,1}.
5284 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
5285 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
5286 * config/ia64/hpux.h (LIB_SPEC): Likewise.
5287 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
5288 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
5290 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
5293 * asan.c (instrument_derefs): If we get unknown location, extract it
5295 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
5297 2016-04-08 Tom de Vries <tom@codesourcery.com>
5299 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
5300 implicit firstprivate clause.
5302 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5305 * config/arm/thumb2.md (tst + branch-> lsls + branch
5306 peephole below *orsi_not_shiftsi_si): Require that condition
5307 register is dead after the peephole.
5308 (second peephole after the above): Likewise.
5310 2016-04-08 Alan Modra <amodra@gmail.com>
5313 * builtins.c (fold_builtin_classify): For IBM extended precision,
5314 look at just the high-order double to test for NaN.
5315 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
5316 test just the high double for Inf but both doubles for subnormal
5319 2016-04-07 Jakub Jelinek <jakub@redhat.com>
5321 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
5322 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
5323 node->simdclone->mask_mode != VOIDmode masks.
5324 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
5325 earlier, use it instead of node->simdclone.
5326 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5327 Set clonei->mask_mode.
5329 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5332 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
5333 Pass it through to cp_parser_already_scoped_statement.
5334 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
5335 it through to cp_parser_statement.
5336 (cp_parser_statement): Pass IF_P through to
5337 cp_parser_iteration_statement.
5338 (cp_parser_pragma): Adjust call to
5339 cp_parser_iteration_statement.
5341 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5344 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
5345 resolve a future -Wparentheses warning.
5346 * omp-low.c (scan_sharing_clauses): Likewise.
5347 * tree-parloops.c (eliminate_local_variables): Likewise.
5349 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
5351 PR rtl-optimization/70398
5352 * lra-constraints.c (process_address_1): Check zero scale and code
5353 for reloading with zero scale.
5355 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
5357 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
5358 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
5360 2016-04-06 Jakub Jelinek <jakub@redhat.com>
5362 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5363 Add support for AVX512F clones, include them by default for
5364 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
5365 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
5369 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
5370 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
5371 firstprivate clauses.
5372 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
5373 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
5374 (lower_omp_target): Set TREE_NO_WARNING for
5375 non-addressable possibly uninitialized vars which are copied into
5376 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
5378 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
5380 * config/pa/predicates.md (integer_store_memory_operand): Accept
5381 REG+D operands with a large offset when reload_in_progress is true.
5382 (floating_point_store_memory_operand): Likewise.
5384 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5387 * match.pd (nested int casts): Limit to GIMPLE.
5389 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
5392 * ipa-devirt.c (maybe_record_node): Fix comment; use
5393 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
5395 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5397 PR rtl-optimization/70542
5398 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
5399 if there are any uses other than insn or debug insns.
5401 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
5402 Jakub Jelinek <jakub@redhat.com>
5404 PR tree-optimization/70509
5405 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
5406 Shift HOST_WIDE_INT_1U instead of 1.
5408 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
5410 PR tree-optimization/70509
5411 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
5412 of the vector base type for index.
5414 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
5417 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
5419 2016-04-05 Richard Biener <rguenther@suse.de>
5421 PR tree-optimization/70526
5422 * tree-sra.c (build_ref_for_offset): Use prev_base to
5423 extract the alias pointer type.
5425 2016-04-05 Richard Biener <rguenther@suse.de>
5427 * dse.c (struct store_info): Remove alias_set member.
5428 (struct read_info_type): Likewise.
5429 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
5430 spill_deleted, clear_alias_set_lookup): Remove.
5431 (get_group_info): Remove dead base == NULL_RTX case.
5432 (dse_step0): Remove initialization of removed variables.
5433 (delete_dead_store_insn): Reomve alias set dumping.
5434 (free_read_records): Remove alias_set handling.
5435 (canon_address): Remove alias_set_out parameter.
5436 (record_store): Remove spill_alias_set, it's always zero.
5437 (check_mem_read_rtx): Likewise.
5438 (dse_step2): Rename from ...
5439 (dse_step2_nospill): ... this. Adjust.
5440 (scan_stores): Rename from ...
5441 (scan_stores_nospill): ... this.
5442 (scan_reads): Rename from ...
5443 (scan_reads_nospill): ... this.
5444 (scan_stores_spill, scan_reads_spill): Remove.
5445 (dse_step3_scan): Remove for_spills argument which is always false.
5446 (dse_step3): Likewise.
5447 (dse_step5): Rename from ...
5448 (dse_step5_nospill): ... this. Remove alias_set handling.
5449 (rest_of_handle_dse): Adjust.
5451 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5454 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
5455 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
5456 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
5457 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
5459 2016-04-05 Richard Biener <rguenther@suse.de>
5462 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
5463 non-register type temporaries into SSA.
5465 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
5468 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
5469 calls when sanitizing.
5470 (possible_polymorphic_call_target_p): Fix formatting.
5472 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5473 Jakub Jelinek <jakub@redhat.com>
5476 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
5477 to ensure a call statement is compatible with a built-in's
5479 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
5482 2016-04-04 Richard Biener <rguenther@suse.de>
5484 PR rtl-optimization/70484
5485 * rtl.h (canon_output_dependence): Declare.
5486 * alias.c (canon_output_dependence): New function.
5487 * dse.c (record_store): Use canon_output_dependence rather
5488 than canon_true_dependence.
5490 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5493 * cgraph.h (symtab_node::copy_visibility_from): New function.
5494 * symtab.c (symtab_node::copy_visibility_from): New function.
5495 * ipa-visibility.c (optimize_weakref): New function.
5496 (function_and_variable_visibility): Use it.
5498 2016-04-04 Martin Liska <mliska@suse.cz>
5501 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
5502 value that is really in range handled by SBR instruction.
5503 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
5504 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
5505 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
5507 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
5511 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
5512 set, but not for SP_REG operands.
5514 2016-04-02 Martin Sebor <msebor@redhat.com>
5517 * fold-const.c (maybe_nonzero_address): New function.
5518 (fold_comparison): Call it. Fold equality and relational
5519 expressions involving null pointers.
5520 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
5522 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
5524 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
5525 the "Y" constraint (scalar FP 0.0 immediate).
5527 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
5528 Add the "const_double" to the list of operand constraints.
5530 2016-04-01 Jakub Jelinek <jakub@redhat.com>
5532 PR rtl-optimization/70467
5533 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
5534 If low word of the last operand is 0, just emit addition/subtraction
5537 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5540 * config/s390/s390.c (s390_expand_insv): Check for everything
5541 constant instead of just VOIDmode stuff.
5543 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5546 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
5548 2016-04-01 Nathan Sidwell <nathan@acm.org>
5550 * tree.def (TRY_CATCH_EXPR): Correct documentation.
5552 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
5554 PR rtl-optimization/70461
5555 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
5558 2016-03-31 Martin Liska <mliska@suse.cz>
5561 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
5562 a tree value or an immediate integer value to a buffer
5563 that is eventually copied to a BRIG section.
5564 (emit_immediate_operand): Call the function here.
5565 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
5566 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
5567 of class' fields that are removed.
5568 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
5569 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
5570 m_brig_repr_size fields.
5572 2016-03-31 Martin Liska <mliska@suse.cz>
5575 * hsa-gen.c (hsa_function_representation::update_dominance): New
5577 (convert_addr_to_flat_segment): Likewise.
5578 (gen_hsa_memory_set): New alignment argument.
5579 (gen_hsa_ctor_assignment): Likewise.
5580 (gen_hsa_insns_for_single_assignment): Provide alignment
5581 to gen_hsa_ctor_assignment.
5582 (gen_hsa_insns_for_direct_call): Add new argument.
5583 (expand_lhs_of_string_op): New function.
5584 (expand_string_operation_builtin): Likewise.
5585 (expand_memory_copy): New function.
5586 (expand_memory_set): New function.
5587 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
5588 (convert_switch_statements): Change signature.
5589 (generate_hsa): Use a return value of the function.
5590 (pass_gen_hsail::execute): Do not call
5591 convert_switch_statements here.
5592 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
5593 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
5594 (hsa_function_representation::update_dominance): New function.
5596 2016-03-31 Martin Liska <mliska@suse.cz>
5599 * hsa-brig.c (emit_directive_variable): Emit alignment
5600 according to hsa_symbol::m_align.
5601 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
5602 (dump_hsa_symbol): Dump alignment of HSA symbols.
5603 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
5604 (gen_hsa_addr_with_align): New function.
5605 (hsa_bitmemref_alignment): Use newly added function.
5606 (gen_hsa_insns_for_load): Likewise.
5607 (gen_hsa_insns_for_store): Likewise.
5608 (gen_hsa_memory_copy): New argument added.
5609 (gen_hsa_insns_for_single_assignment): Respect
5610 alignment for assignments processed via gen_hsa_memory_copy.
5611 (gen_hsa_insns_for_direct_call): Likewise.
5612 (gen_hsa_insns_for_return): Likewise.
5613 (gen_function_def_parameters): Set default alignment.
5614 * hsa.c (hsa_object_alignment): New function.
5615 (hsa_byte_alignment): Pasted function.
5616 * hsa.h (hsa_symbol::m_align): New field.
5618 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5620 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
5621 scratch field for goto case.
5623 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
5625 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
5627 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
5630 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
5631 (scalar_chain::convert_insn): Call convert_op for reg
5632 moves to handle undefined registers.
5634 2016-03-31 Nathan Sidwell <nathan@acm.org>
5637 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
5638 Assert we don't want to move backwards.
5640 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
5643 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
5645 2016-03-31 Jakub Jelinek <jakub@redhat.com>
5647 PR rtl-optimization/70460
5648 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
5649 with operand from REG_LABEL_OPERAND, instead substitute
5650 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5651 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5653 2016-03-31 Martin Liska <mliska@suse.cz>
5655 * passes.c (execute_one_pass): Do not call
5656 todo_after for a discarded function.
5658 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5660 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5661 (no_cost, infinite_cost): Initialize the new field.
5662 (get_computation_cost_at): Record setup cost.
5663 (determine_use_iv_cost_address): Skip cost computation for sub
5664 uses if we can estimate it without losing accuracy.
5666 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5668 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5670 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5671 max_loop_iterations_int.
5672 (tree_unswitch_outer_loop): Likewise.
5673 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5674 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5676 2016-03-30 Richard Biener <rguenther@suse.de>
5679 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5681 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5684 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5685 in gen_blendm expander.
5687 2016-03-30 Nick Clifton <nickc@redhat.com>
5690 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5691 case where we are already provided with an SImode SUBREG.
5693 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5696 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5697 conflict between DRAP register and __builtin_eh_return.
5699 2016-03-30 Michael Matz <matz@suse.de>
5700 Richard Biener <rguenther@suse.de>
5703 * ipa-polymorphic-call.c (struct type_change_info): Change
5704 speculative to an unsigned allowing to limit the work we do.
5705 (csftc_abort_walking_p): New inline function..
5706 (check_stmt_for_type_change): Limit the number of may-defs
5707 skipped for speculative devirtualization to
5708 max-speculative-devirt-maydefs.
5709 * params.def (max-speculative-devirt-maydefs): New param.
5710 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5712 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5715 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5718 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5720 PR tree-optimization/59124
5721 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5722 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5724 2016-03-29 Jeff Law <law@redhat.com>
5726 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5728 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5730 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5733 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5735 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5736 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5737 gcrt0.o if linking dynamically.
5739 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5742 * ipa-devirt.c (methods_equal_p): New function.
5743 (compare_virtual_tables): Use it.
5744 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5745 * cgraphclones.c (clone_function_name_1): Use
5746 symbol_table::symbol_suffix_separator.
5747 * coverage.c (build_var): Likewise.
5748 * symtab.c (symbol_table::symbol_suffix_separator): New.
5750 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5752 PR rtl-optimization/70429
5753 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5754 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5755 mode != result_mode.
5758 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5760 PR tree-optimization/70405
5761 * ssa-iterators.h (num_imm_uses): Add missing braces.
5763 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5765 PR rtl-optimization/68695
5766 * ira-color.c (allocno_copy_cost_saving): New.
5767 (improve_allocation): Use it.
5769 2016-03-29 Richard Henderson <rth@redhat.com>
5772 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5774 2016-03-29 Richard Biener <rguenther@suse.de>
5777 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5778 use alignment returned by get_pointer_alignment_1 if it is
5779 bigger than BITS_PER_UNIT.
5780 * builtins.c (get_pointer_alignment_1): Do not return true
5781 for alignment extracted from SSA info.
5783 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5785 * config/ft32/ft32.opt (mnodiv): New.
5786 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5787 * doc/invoke.texi (FT32 Options -mnodiv): New.
5789 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5792 * config/i386/i386.md (define_split, andn): Fix modes.
5794 2016-03-26 Richard Biener <rguenther@suse.de>
5795 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5798 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5800 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5801 as 2nd argument to cl_optimization_restore().
5803 2016-03-25 Richard Henderson <rth@redhat.com>
5806 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5807 * config/aarch64/aarch64-protos.h: Declare it.
5808 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5810 2016-03-25 Alan Modra <amodra@gmail.com>
5813 * config/rs6000/constraints.md (j): Simplify.
5814 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5816 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5817 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5818 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5819 in all constraint alternatives.
5820 (movtd_64bit_nodm): Delete "j" constraint alternative.
5822 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5824 * tree-ssa-propagate.c: Enhance docs for
5825 SSA_PROP_NOT_INTERESTING.
5827 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5829 * doc/extend.texi: Fix typo in documentation to pure attribute.
5831 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5834 * config/pa/pa.md (bswapdi2): Use a scratch register.
5836 2016-03-24 Richard Henderson <rth@redhat.com>
5839 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5842 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5844 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5845 using ix86_expand_binary_operator instead of gen_andsi3.
5847 2016-03-24 Richard Biener <rguenther@suse.de>
5849 PR tree-optimization/70396
5850 * tree-vect-stmts.c (vectorizable_comparison): Use
5851 get_vectype_for_scalar_type.
5853 2016-03-24 Richard Biener <rguenther@suse.de>
5856 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5857 with register bases.
5859 2016-03-24 Richard Biener <rguenther@suse.de>
5861 PR tree-optimization/70372
5862 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5863 build_all_ones_cst to also handle vector types correctly.
5865 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5868 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5871 2016-03-23 Marek Polacek <polacek@redhat.com>
5874 * doc/invoke.texi: Document -Wignored-attributes.
5876 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5878 PR tree-optimization/69042
5879 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5880 parameter from 30 to 40.
5882 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5884 PR tree-optimization/69042
5885 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5886 for use with constant offset stripped in base.
5888 2016-03-23 Richard Biener <rguenther@suse.de>
5891 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5892 mode compatibility check.
5893 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5895 2016-03-23 Jeff Law <law@redhat.com>
5897 PR tree-optimization/64058
5898 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5900 (struct ssa_conflicts): Move up earlier in the file.
5901 (conflicts_, var_map_): New static variables.
5902 (initialize_conflict_count): New function to initialize the
5903 CONFLICT_COUNT field for each conflict pair.
5904 (compare_pairs): Lazily initialize the conflict count and use it
5905 as the first tie-breaker.
5906 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5907 and wipe conflicts_ and map_ around the call to qsort. Remove
5908 special case for 2 coalesce pairs.
5909 * bitmap.c (bitmap_count_unique_bits): New function.
5910 (bitmap_count_bits_in_word): New function, extracted from
5912 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5913 * bitmap.h (bitmap_count_unique_bits): Declare it.
5915 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5918 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5919 transparent alias chain for decl assembler name.
5920 * config/sol2.c (solaris_assemble_visibility): Likewise.
5922 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5924 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5926 (v10_fdivs): Likewise.
5927 (v10_fdivd): Likewise.
5929 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5932 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5933 to not call fclose twice on file.
5935 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5937 PR tree-optimization/70354
5938 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5939 oprnd0 is wider than oprnd1 and there is a cast from the wider
5940 type to oprnd1, mask it with the mask of the narrower type.
5943 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5944 Optimize TARGET_STV splitters, if high or low word of last argument
5947 2016-03-22 Jeff Law <law@redhat.com>
5950 tree-ssa-threadbackward.c
5951 (fsm_find_control_statement_thread_paths): Correctly distinguish
5952 between old style jump threads vs FSM jump threads.
5954 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5957 * config/i386/i386.c (scalar_chain::convert_op): Support
5958 uninitialized register usage case.
5960 2016-03-22 Richard Biener <rguenther@suse.de>
5963 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5965 (capture::gen_transform): ... to change behavior when substituting
5966 a condition into cond or not-cond expr context.
5967 (dt_simplify::gen_1): Adjust.
5968 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5969 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5970 last change and instead change to
5971 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5972 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5974 2016-03-22 Anthony Green <green@moxielogic.com>
5976 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5977 issue for moxiebox targets.
5978 (CC1PLUS_SPEC): Ditto.
5980 2016-03-22 Richard Biener <rguenther@suse.de>
5983 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5986 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5988 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5990 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5993 * config/i386/i386.c (def_builtin): Handle
5994 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5996 (const struct builtin_description bdesc_special_args[]):
5997 Remove duplicate ISA bits.
5999 2016-03-22 Jakub Jelinek <jakub@redhat.com>
6002 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
6003 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
6004 in a way that works also for AVX512BW.
6007 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
6008 instead of source if operands[1] is xmm16 and above and
6009 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
6010 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
6013 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
6014 on assign if (*from_p) is a comparison, set it to
6015 TREE_NO_WARNING (*from_p).
6017 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6020 * lra.c (restore_scratches): Ignore deleted insns.
6022 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
6023 Jakub Jelinek <jakub@redhat.com>
6025 PR tree-optimization/70317
6026 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
6029 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
6032 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
6033 of ix86_expand_move.
6035 (movti): Use general_operand for operand 1 predicate.
6037 2016-03-21 Martin Liska <mliska@suse.cz>
6039 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
6041 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
6043 2016-03-21 Martin Liska <mliska@suse.cz>
6046 * ipa-icf.c (sem_function::parse): Skip static
6047 constructors and destructors.
6049 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6052 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
6053 function-like macro, peek following token(s) if it is followed
6054 by CPP_OPEN_PAREN token with optional padding in between, and
6055 if not, don't treat it like a macro.
6057 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
6058 Alexander Monakov <amonakov@ispras.ru>
6060 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
6061 for the stabs debug format.
6063 2016-03-21 Richard Biener <rguenther@suse.de>
6065 PR tree-optimization/70310
6066 * tree-vect-generic.c (expand_vector_condition): Fold the built
6069 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
6072 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
6073 Block third alternative for AVX-512VL target,
6075 2016-03-21 Martin Liska <mliska@suse.cz>
6078 * hsa-brig.c (emit_function_directives): Mark unemitted
6079 global variables for emission.
6080 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
6081 (get_symbol_for_decl): Likewise.
6082 * hsa.h (struct hsa_symbol): New flag.
6084 2016-03-21 Richard Biener <rguenther@suse.de>
6086 PR tree-optimization/70288
6087 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
6088 we do not estimate unsimplified all-constant conditionals or
6089 switches as optimized away.
6091 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
6093 PR rtl-optimization/69102
6094 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
6095 when we have a readonly dependency context.
6097 2016-03-18 Jeff Law <law@redhat.com>
6099 PR rtl-optimization/70263
6100 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
6101 (update_equiv_regs): When trying to move a store to after the insn
6102 that sets the source of the store, make sure the store occurs after
6103 the insn that sets the source of the store. When successful note
6104 the REG_EQUIV note created in the dump file.
6106 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
6107 Bernd Schmidt <bschmidt@redhat.com>
6109 * doc/extend.texi: Document more potential problems with basic asms.
6111 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
6113 PR rtl-optimization/70278
6114 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
6117 2016-03-18 Jason Merrill <jason@redhat.com>
6119 * calls.c (load_register_parameters): Fix zero size sibcall logic.
6121 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
6123 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
6124 values to 128b regs.
6126 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
6128 PR tree-optimization/70252
6129 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
6130 boolean vector has a proper number of elements.
6131 (supportable_narrowing_operation): Likewise.
6133 2016-03-18 Tom de Vries <tom@codesourcery.com>
6136 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
6138 2016-03-18 Jakub Jelinek <jakub@redhat.com>
6140 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
6141 instead of replace_rtx for DEBUG_INSNs.
6143 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6145 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
6146 load type reservations.
6148 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
6151 * config/pa/constraints.md: Revert 2015-02-13 change. Use
6152 define_constraint for "Q" and "T" constraints.
6154 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
6156 Tweak the pipeline model for Exynos M1
6158 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
6161 2016-03-17 David Malcolm <dmalcolm@redhat.com>
6164 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
6165 where one or both locations aren't within a line_map.
6167 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
6170 * opts.c (finish_options): Don't set flag_pie to the default if
6171 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
6174 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
6176 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
6177 true as ALL_REGS argument to replace_rtx.
6179 2016-03-17 Richard Biener <rguenther@suse.de>
6182 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
6185 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6188 * rtl.h (replace_rtx): Add ALL_REGS argument.
6189 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
6190 equality and assert mode is the same, instead of just rtx pointer
6192 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
6193 true as ALL_REGS argument to replace_rtx.
6195 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
6197 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
6198 for boolean vector with vector mode only.
6199 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6201 2016-03-17 Nick Clifton <nickc@redhat.com>
6204 * config/rx/rx.c (rx_print_integer): Print negative constants in
6207 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6210 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
6212 2016-03-16 Richard Henderson <rth@redhat.com>
6213 Richard Biener <rguenth@suse.de>
6218 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
6219 first operand as is_gimple_condexpr.
6224 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
6225 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
6226 Do not gimplify the result.
6227 (do_unop): Adjust call to tree_vec_extract.
6228 (do_binop): Likewise.
6229 (do_compare): Likewise.
6230 (do_plus_minus): Likewise.
6231 (do_negate): Likewise.
6232 (expand_vector_condition): Likewise.
6233 (do_cond): Likewise.
6235 2016-03-16 Richard Henderson <rth@redhat.com>
6238 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
6239 (aarch64_classify_address): Use it.
6240 (aarch64_legitimize_address): Force all subexpressions of PLUS
6241 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
6243 2016-03-16 Jakub Jelinek <jakub@redhat.com>
6244 Richard Biener <rguenth@suse.de>
6247 * rtlanal.c (replace_rtx): For REG, if from is a REG,
6248 return to even if only REGNO is equal, and assert
6251 2016-03-11 Jeff Law <law@redhat.com>
6253 PR rtl-optimization/70224
6254 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
6256 2016-03-16 Richard Henderson <rth@redhat.com>
6259 * function.h (struct function): Add has_forced_label_in_static.
6260 * gimplify.c (force_labels_r): Set it.
6261 * lto-streamer-in.c (input_struct_function_base): Read it.
6262 * lto-streamer-out.c (output_struct_function_base): Write it.
6263 * tree-inline.c (has_label_address_in_static_1): Remove.
6264 (copy_forbidden): Remove fndecl parameter; test
6265 has_forced_label_in_static.
6266 (inline_forbidden_p): Update call to copy_forbidden.
6267 (tree_versionable_function_p): Likewise.
6268 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
6269 (chkp_versioning): Likewise.
6270 * tree-inline.h (copy_forbidden): Update decl.
6272 2016-03-16 Marek Polacek <polacek@redhat.com>
6275 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
6276 function being thunked if the result type doesn't have fixed size.
6277 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
6278 doesn't have fixed size.
6280 2016-03-16 Bin Cheng <bin.cheng@arm.com>
6282 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
6283 reporting malformed loop nest.
6285 2016-03-16 Tom de Vries <tom@codesourcery.com>
6288 * ipa-devirt.c (possible_polymorphic_call_targets): Move
6289 nodes.length () == 1 test to before first nodes[0] access.
6291 2016-03-16 Tom de Vries <tom@codesourcery.com>
6293 PR tree-optimization/68715
6294 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
6297 2016-03-16 Tom de Vries <tom@codesourcery.com>
6299 PR tree-optimization/68809
6300 * graphite-scop-detection.c (same_close_phi_node): Test if result types
6303 2016-03-16 Carlos O'Donell <carlos@redhat.com>
6304 Sandra Loosemore <sandra@codesourcery.com>
6306 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
6307 on leaf attribute. Mention ELF interposition problems.
6309 2016-03-16 Alan Modra <amodra@gmail.com>
6311 PR rtl-optimization/69195
6312 PR rtl-optimization/47992
6313 * ira.c (indirect_jump_optimize): Ignore artificial defs.
6316 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
6319 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
6321 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6323 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
6325 2016-03-15 Jakub Jelinek <jakub@redhat.com>
6327 PR rtl-optimization/70222
6328 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
6329 optimization if mode is different from result_mode, queue up masking
6330 of the result in outer_op. Formatting fix.
6333 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
6336 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6338 PR rtl-optimization/69032
6339 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
6340 looping backwards over basic block insns.
6342 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6345 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
6346 to non-speculative when propagating trap bits.
6348 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6350 PR rtl-optimization/63384
6351 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
6354 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6357 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
6358 factored out from ...
6359 (sched_analyze_insn): ... here.
6360 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
6361 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
6362 get_implicit_reg_pending_clobbers in it.
6363 (setup_id_reg_sets): Use setup_id_implicit_regs.
6364 (deps_init_id): Ditto.
6366 2016-03-15 Tom de Vries <tom@codesourcery.com>
6369 * cgraph.c (cgraph_node::get_body): Save, reset and restore
6371 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
6372 execute_function_dump.
6373 (execute_one_pass): Don't dump function if it will be dumped after ipa
6376 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6378 * genrecog.c (match_pattern_2): If pred is NULL don't call
6379 safe_predicate_mode on it.
6381 2016-03-14 Jakub Jelinek <jakub@redhat.com>
6384 * lra-constraints.c (delete_move_and_clobber): Change assertion
6385 to also allow dregno == 0.
6387 2016-03-14 Richard Henderson <rth@redhat.com>
6390 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
6391 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
6392 (reassociate_bb): Use optimize_vec_cond_expr; avoid
6393 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
6396 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
6399 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
6401 (lra_create_live_ranges_1): initialize hard register biggest_mode to
6403 * lra-constraints.c (split_reg): For hard regs, try to find the
6404 biggest single-register mode used in the function.
6406 2016-03-14 Richard Biener <rguenther@suse.de>
6408 PR tree-optimization/56365
6409 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
6410 constants to compare against.
6412 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
6415 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
6416 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
6417 (define_split for the GPR case): Use int_reg_operand instead of
6418 gpc_reg_operand for the output.
6420 2016-03-14 Tom de Vries <tom@codesourcery.com>
6422 PR tree-optimization/70045
6423 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
6424 create_empty_if_region_on_edge argument.
6426 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
6428 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
6429 (STACK_CHECK_PROTECT): Likewise.
6430 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6431 (STACK_CHECK_PROTECT): Likewise.
6432 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6433 (STACK_CHECK_PROTECT): Likewise.
6434 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
6435 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
6436 (STACK_CHECK_PROTECT): Likewise.
6438 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
6440 PR rtl-optimization/69307
6441 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
6442 registers in modes that span more than one register.
6444 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
6447 * lra-constraints.c (delete_move_and_clobber): New.
6448 (remove_inheritance_pseudos): Use it.
6450 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
6453 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
6454 the libcall is LCT_THROW.
6455 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
6456 for the checking routine.
6458 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6461 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
6462 optimization if we have direct move.
6463 (roundu32<mode>2_fprs): Likewise.
6465 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
6468 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
6470 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
6471 Arguments swapped. All callers changed. Take reg_renumber into
6472 account, and Calculate and compare register ranges for hard regs.
6474 2016-03-11 Jeff Law <law@redhat.com>
6476 PR tree-optimization/70190
6477 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6478 Handle cases where we can not extract the taken edge, even though we
6479 found a constant value.
6481 PR tree-optimization/64058
6482 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
6483 (num_coalesce_pairs): Move up earlier in file.
6484 (find_coalesce_pair): Initialize the INDEX field for each pair
6486 (compare_pairs): No longer sort on the elements in each pair.
6487 Instead break ties with the index of the coalesce pair.
6489 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6492 * config/aarch64/aarch64-protos.h
6493 (aarch64_save_restore_target_globals): New prototype.
6494 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
6495 Call the above when popping pragma.
6496 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
6498 (aarch64_set_current_function): Rewrite using the above.
6500 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6502 PR tree-optimization/70177
6503 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
6504 (extract_ops_from_tree): ... this. In the 2 argument
6505 overload remove _1 suffix.
6506 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
6507 (extract_ops_from_tree): ... this.
6508 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
6510 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6511 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
6512 extract_ops_from_tree instead of 2 operand one.
6514 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
6516 PR tree-optimization/70013
6517 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
6518 for constant-pool entries.
6520 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6522 PR rtl-optimization/70174
6523 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
6524 followed by gen_lowpart on force_reg instead of just gen_lowpart.
6526 PR tree-optimization/70169
6527 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
6528 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
6531 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
6532 Jakub Jelinek <jakub@redhat.com>
6535 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
6536 of uninitialized values.
6538 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6540 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
6542 ("*trunctddd2"): New pattern definition.
6543 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
6546 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6548 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
6549 definitions for BFP and DFP rounding modes.
6550 ("fixuns_truncdddi2", "fixuns_trunctddi2")
6551 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
6552 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
6553 ("fix_trunctf<mode>2"): Use the new constants instead of magic
6556 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6558 * config/s390/constraints.md: Adjust comment.
6559 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
6560 s390_decompose_addrstyle_without_index.
6561 * config/s390/predicates.md (shift_count_or_setmem_operand):
6562 Rename to setmem_operand.
6563 * config/s390/s390-protos.h
6564 (s390_decompose_shift_count): Rename to
6565 s390_decompose_addrstyle_without_index.
6566 * config/s390/s390.c (s390_decompose_shift_count)
6567 (s390_mem_constraint, print_shift_count_operand)
6568 (print_operand_address, print_operand): Rename
6569 s390_decompose_shift_count to
6570 s390_decompose_addrstyle_without_index and rename
6571 print_shift_count_operand to print_addrstyle_operand troughout the
6573 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
6574 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
6575 Rename shift_count_or_setmem_operand to setmem_operand.
6576 * config/s390/vx-builtins.md ("vec_insert<mode>")
6577 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
6580 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6583 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6584 Handle overlapping retval and newval.
6586 2016-03-10 Nick Clifton <nickc@redhat.com>
6589 * config/aarch64/aarch64.c
6590 (aarch64_override_options_after_change_1): When forcing
6591 flag_omit_frame_pointer to be true, use a special value that can
6592 be detected if this function is called again, thus preventing
6593 flag_omit_leaf_frame_pointer from being forced to be false.
6595 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6597 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
6598 Set x_flag_omit_leaf_frame_pointer when handling
6599 -momit-leaf-frame-pointer.
6601 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6604 * cgraph.c (cgraph_node::dump): Dump split_part and
6605 indirect_call_target.
6606 * cgraph.h (cgraph_node): Add indirect_call_target flag.
6607 * ipa.c (has_addr_references_p): Cleanup.
6608 (is_indirect_call_target_p): New.
6609 (walk_polymorphic_call_targets): Do not mark virtuals that may be
6610 called indirectly as local.
6611 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
6613 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6616 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6617 on cxa_pure_virtual.
6619 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6622 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
6624 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6627 * tree.c (need_assembler_name_p): Only record main variant type names.
6629 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6632 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
6633 Always define to 0 or 1.
6634 (TARGET_FIX_ERR_A53_843419): New macro.
6635 * config/aarch64/aarch64-elf-raw.h
6636 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
6637 * config/aarch64/aarch64-linux.h: Likewise.
6638 * config/aarch64/aarch64.c
6639 (aarch64_override_options_after_change_1): Do not default
6640 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
6642 (aarch64_attributes): Handle fix-cortex-a53-843419.
6643 (aarch64_can_inline_p): Likewise.
6644 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
6646 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
6647 Jakub Jelinek <jakub@redhat.com>
6649 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6650 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6651 DECL_COMMONS if flag_unconstrained_commons is set.
6652 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6653 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6654 (funconstrained-commons): Document.
6656 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6658 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6659 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6661 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6663 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6664 has a proper number of elements.
6666 2016-03-10 Alan Modra <amodra@gmail.com>
6668 PR rtl-optimization/69195
6669 PR rtl-optimization/47992
6670 * ira.c (recorded_label_ref): Delete.
6671 (update_equiv_regs): Return void.
6672 (indirect_jump_optimize): New function.
6673 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6674 before regstat_compute_ri. Don't rebuild_jump_labels here.
6675 Delete update_regstat.
6677 2016-03-10 Richard Biener <rguenther@suse.de>
6679 PR tree-optimization/70128
6680 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6681 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6683 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6685 PR tree-optimization/70152
6686 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6687 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6690 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6691 instead of gen_sse2_loadlpd.
6692 * config/i386/sse.md (*vec_concatv2df): Rename to...
6693 (vec_concatv2df): ... this.
6695 PR tree-optimization/70127
6696 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6698 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6702 * diagnostic-show-locus.c (compatible_locations_p): New function.
6703 (layout::layout): Sanitize ranges using compatible_locations_p.
6705 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6709 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6710 location_range param with three const expanded_locations * and a
6712 (layout::layout): Replace call to
6713 rich_location::lazily_expand_location with get_expanded_location.
6714 Extract the range and perform location expansion here, passing
6715 the results to the layout_range ctor.
6716 * diagnostic.c (source_range::debug): Delete.
6717 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6718 of rich_location::get_expanded_location.
6719 * gcc-rich-location.c (get_range_for_expr): Delete.
6720 (gcc_rich_location::add_expr): Reimplement to avoid the
6721 rich_location::add_range overload that took a location_range,
6722 passing a location_t instead.
6724 2016-03-09 Richard Biener <rguenther@suse.de>
6725 Jakub Jelinek <jakub@redhat.com>
6727 PR tree-optimization/70138
6728 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6729 Also skip vect_double_reduction_def.
6731 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6734 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6735 if the operand is "m".
6737 2016-03-09 Nathan Sidwell <nathan@acm.org>
6739 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6741 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6743 * config/i386/i386.c (processor_target_table): Fix cost table
6744 intialization order for znver1.
6746 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6748 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6749 - becuase -> because.
6750 * ipa-reference.c (ignore_module_statics): Likewise.
6751 * cgraph.c (cgraph_node::get_body): Likewise.
6752 * ipa-inline.c (early_inliner): Likewise.
6753 * ipa-devirt.c (types_same_for_odr): Likewise.
6754 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6755 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6757 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6759 * tree-ssa-math-opts.c: Fix typo in comment.
6761 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6764 * config/i386/i386.c (scalar_chain::make_vector_copies,
6765 scalar_chain::convert_reg): Call end_sequence in between
6766 get_insns and emit_conversion_insns rather than after both
6769 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6772 * config/i386/i386.h (machine_function): Add
6773 pc_thunk_call_expanded flag.
6774 (ix86_pc_thunk_call_expanded): New define.
6775 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6776 (*set_got): Rename insn pattern from set_got.
6777 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6778 * config/i386/i386.c (ix86_compute_frame_layout): Use
6779 ix86_pc_thunk_call_expanded to prevent red-zone.
6781 2016-03-07 Martin Jambor <mjambor@suse.cz>
6783 * hsa.h (hsa_get_ctor_statements): Declare.
6784 (hsa_get_dtor_statements): Likewise.
6785 (hsa_get_kernel_dispatch_type): Likewise.
6786 * hsa.c (hsa_get_ctor_statements): New function.
6787 (hsa_get_dtor_statements): Likewise.
6788 (hsa_get_kernel_dispatch_type): Likewise.
6789 * hsa-brig.c (hsa_cdtor_statements): Removed.
6790 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6791 hsa_get_dtor_statements.
6792 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6793 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6795 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6797 * config/arm/arm-cores.def (cortex-r8): New.
6798 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6799 * config/arm/arm-tune.md: Likewise.
6800 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6802 2016-03-07 Martin Sebor <msebor@redhat.com>
6804 PR rtl-optimization/19705
6805 * doc/invoke.texi (Options That Control Optimization): Clarify
6806 -fno-branch-count-reg.
6808 2016-02-26 Richard Biener <rguenther@suse.de>
6809 Jeff Law <law@redhat.com>
6811 PR tree-optimization/69740
6812 * cfghooks.c (remove_edge): Request loop fixups if we delete
6813 an edge that might turn an irreducible loop into a natural
6815 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6816 Move after definition of loops_state_clear.
6818 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6820 PR rtl-optimization/69052
6821 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6824 2016-03-07 Tom de Vries <tom@codesourcery.com>
6826 PR tree-optimization/70116
6827 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6828 is_tm_ending stmts and ubsan/asan internal functions.
6829 (find_duplicate): Use it. Don't test is_tm_ending here.
6831 2016-03-07 Richard Biener <rguenther@suse.de>
6833 PR tree-optimization/70115
6834 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6835 (propagate_constants_for_unrolling): Use replace_uses_by.
6837 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6840 * omp-low.c (struct oacc_loop): Add ifns.
6841 (new_oacc_loop_raw): Initialize it.
6842 (finish_oacc_loop): Clear mask & flags if no ifns.
6843 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6844 (oacc_loop_xform_loop): Add ifns arg & adjust.
6845 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6847 2016-03-07 Richard Henderson <rth@redhat.com>
6850 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6851 (insert_value_copy_on_edge): Likewise.
6853 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6855 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6857 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6860 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6862 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6864 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6866 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6868 Fix sseimul type attribute.
6869 * config/i386/znver1.md
6870 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6871 znver1_sseimul_avx256_load) : Fix the type attribute.
6872 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6873 pipe usage and latency.
6875 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6878 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6879 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6882 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6885 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6887 PR rtl-optimization/69941
6888 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6889 the reg share its mode.
6891 2016-03-04 Jeff Law <law@redhat.com>
6893 PR tree-optimization/69196
6894 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6895 If the both SSA_NAMEs are anonymous, then consider them unassociated
6896 and include the PHI in the statement count.
6898 2016-03-05 Tom de Vries <tom@codesourcery.com>
6900 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6901 construct in oacc routine. Check for oacc region in oacc routine.
6903 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6906 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6907 2016-02-22 changes, instead don't recurse if RECUR is already true.
6908 Don't change *dynamic_check if RECUR. Adjust recursive caller
6909 to pass true to the new argument.
6910 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6913 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6914 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6916 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6918 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6920 PR rtl-optimization/57676
6921 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6924 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6926 * tree-vect-patterns.c (search_type_for_mask): Handle
6927 comparison of booleans.
6929 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6931 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6935 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6936 all other ops that have dw_val_class_die_ref operands,
6937 and DW_OP_GNU_entry_value.
6939 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6941 PR rtl-optimization/69904
6942 * config/arm/arm.c (arm_cannot_copy_insn_p):
6943 Return true for load-exclusive instructions.
6945 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6948 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6949 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6950 the pattern no matter if it is used just by non-pattern, pattern
6952 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6953 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6954 oprnd1 def_stmt is in pattern, don't look through it.
6956 2016-03-03 Marek Polacek <polacek@redhat.com>
6959 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6961 2016-03-03 Martin Liska <mliska@suse.cz>
6963 PR tree-optimization/70043
6964 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6965 previous statement if we see a debug statement.
6967 2016-03-03 Richard Biener <rguenther@suse.de>
6969 PR tree-optimization/55936
6970 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6971 parameter and guard unsafe equivalence use.
6972 (vrp_evaluate_conditional_warnv_with_ops): Always use
6973 safe equivalences but not via the quadratic compare_names
6976 2016-03-03 Michael Collison <michael.collison@linaro.org>
6979 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6980 for operand 1 to s_register_operand. Change predicate for operand
6981 2 to arm_not_immediate_operand.
6983 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6985 * doc/tm.texi: Regenerated.
6987 2016-03-02 Richard Henderson <rth@redhat.com>
6990 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6991 simplification when all args are positive non-fixed registers.
6993 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6995 * target.def (lra_p): Specify that new ports should use LRA.
6997 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7000 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
7001 gimplify_type_sizes the type they refer to.
7002 (omp_notice_variable): Handle reference vars to VLAs.
7003 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
7004 reference to VLA decls in the second pass instead of first pass.
7006 2016-03-02 Tom de Vries <tom@codesourcery.com>
7008 PR tree-optimization/68659
7009 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
7010 new_expr == NULL_TREE.
7011 (get_new_name): Handle ADDR_EXPR.
7013 2016-03-02 Bin Cheng <bin.cheng@arm.com>
7015 PR rtl-optimization/69052
7016 * loop-invariant.c (canonicalize_address): New function.
7017 (inv_can_prop_to_addr_use): Check validity of address expression
7018 which is canonicalized by above function.
7020 2016-03-02 Alan Modra <amodra@gmail.com>
7023 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
7026 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7029 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
7030 (*movhi_internal): Put mask moves from and to memory separately
7031 from moves from/to GPRs.
7033 2016-03-02 Richard Biener <rguenther@suse.de>
7035 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
7036 GENERIC expressions in GIMPLE.
7038 2016-03-02 Richard Biener <rguenther@suse.de>
7040 * config/i386/i386.c (type_natural_mode): Fix typo.
7042 2016-03-02 Nick Clifton <nickc@redhat.com>
7044 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
7046 2016-03-02 Richard Biener <rguenther@suse.de>
7047 Uros Bizjak <ubizjak@gmail.com>
7050 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
7052 2016-03-02 Richard Biener <rguenther@suse.de>
7055 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
7057 2016-03-02 Marek Polacek <polacek@redhat.com>
7060 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
7061 "is promoted to" warning.
7063 2016-03-01 DJ Delorie <dj@redhat.com>
7065 * config.gcc: Deprecate mep-*.
7067 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
7070 * lra-constraints.c (regno_val_use_in): New.
7071 (match_reload): Use it instead of regno_use_in.
7073 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7075 PR rtl-optimization/70007
7076 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
7077 references present in REG_EQUAL notes attached to non-SET patterns.
7079 2016-03-01 Jeff Law <law@redhat.com>
7081 PR tree-optimization/69196
7082 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7083 Appropriately clamp the number of statements to copy when the
7084 thread path does not traverse a loop backedge.
7086 PR tree-optimization/69196
7087 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7088 Do count some PHIs in the thread path against the insn count. Decrease
7089 final statement count by one as the control statement in the last
7090 block will get removed. Remove special cased code for handling PHIs
7093 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
7096 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
7097 asm dialect alternatives to explicit GOTPCREL calls.
7099 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7102 * ira.c (do_reload): Issue warning for generic stack checking here...
7103 * reload1.c (reload): ...instead of here and streamline it.
7105 2016-03-01 Nick Clifton <nickc@redhat.com>
7107 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
7109 2016-03-01 Richard Biener <rguenther@suse.de>
7111 PR tree-optimization/69983
7112 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
7113 types and fall back to operand_equal_p.
7115 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7118 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7120 * config/s390/constraints.md ("jm8"): New constraint.
7121 * config/s390/predicates.md ("const_int_8bitset_operand"): New
7123 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
7125 ("*setmem_long<setmem_and>"): New pattern.
7126 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
7128 ("*setmem_long_31z<setmem_and>"): New pattern.
7129 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
7130 New substitution rules with the required attributes.
7133 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7136 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7138 * gensupport.c (process_substs_on_one_elem): Split loop to
7139 complete mark_operands_used_in_match_dup on all expressions in the
7141 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7142 and remove function.
7144 2016-03-01 Richard Biener <rguenther@suse.de>
7147 * fold-const.c (fold_indirect_ref_1): Fix range checking for
7148 vector BIT_FIELD_REF extract.
7150 2016-03-01 Richard Biener <rguenther@suse.de>
7152 PR tree-optimization/69994
7153 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
7155 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
7157 PR tree-optimization/69956
7158 * tree-vect-stmts.c (supportable_widening_operation): Support
7159 multi-step conversion of boolean vectors.
7160 (supportable_narrowing_operation): Likewise.
7162 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7164 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
7167 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7169 * config/s390/subst.md (DSI_VI): New mode iterator.
7170 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
7171 * config/s390/vector.md ("vec_set<mode>"): Move expander before
7172 the insn definition.
7173 ("*vec_set<mode>"): Change predicate and add alternative to
7174 support only either register or const_int operands as element
7176 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
7178 ("vec_extract<mode>"): New expander.
7179 ("*vec_extract<mode>"): New insn definition supporting reg and
7180 const_int element selectors.
7181 ("*vec_extract<mode>_plus"): New insn definition supporting
7182 reg+const_int element selectors.
7183 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
7184 following expander+insn definition.
7185 ("<vec_shifts_name><mode>3"): New expander.
7186 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
7188 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7190 * config/s390/s390.md ("*tabort_1"): Change predicate to
7191 nonmemory_operand. Add a second alternative to cover
7192 register as well as const int operands.
7193 ("*tabort_1_plus"): New pattern definition.
7195 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7197 * config/s390/s390.md ("*ashrdi3_cc_31")
7198 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
7199 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
7200 Merge insn definitions into ...
7201 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7202 New pattern definition.
7203 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
7204 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
7205 ("*ashr<mode>3_and"): Merge insn definitions into ...
7206 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7207 New pattern definition.
7208 * config/s390/subst.md ("addr_style_op_cc_subst")
7209 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
7210 substitutions patterns plus attributes.
7211 Add ashiftrt to SUBST iterator.
7213 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7215 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
7216 op2 to nonmemory_operand.
7217 ("*<shift>di3_31", "*<shift>di3_31_and"):
7218 Merge into single pattern definition ...
7219 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
7220 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
7221 pattern definition ...
7222 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
7223 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
7226 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7228 * config/s390/predicates.md (const_int_6bitset_operand): New
7230 * config/s390/s390.md: Include subst.md.
7231 ("rotl<mode>3"): New expander.
7232 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
7234 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
7235 * config/s390/subst.md: New file.
7237 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7239 * config/s390/s390.md ("op_type", "atype", "length" attributes):
7240 Remove RRR type. It doesn't really exist.
7241 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
7243 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
7244 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
7245 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
7246 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
7247 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
7248 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
7249 `enabled' attribute.
7251 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7253 * gensupport.c (process_substs_on_one_elem): Split loop to
7254 complete mark_operands_used_in_match_dup on all expressions in the
7256 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7257 and remove function.
7259 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7262 * config/sparc/sparc.c (NWORDS_UP): Rename to...
7263 (CEIL_NWORDS): ...this. Use CEIL macro.
7264 (compute_fp_layout): Adjust to above renaming.
7265 (function_arg_union_value): Likewise.
7266 (sparc_arg_partial_bytes): Likewise.
7267 (sparc_function_arg_advance): Likewise.
7269 2016-02-29 Jeff Law <law@redhat.com>
7271 PR tree-optimization/70005
7272 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
7273 where an object with a boolean range is compared against a value
7276 PR tree-optimization/69999
7277 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
7278 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
7281 2016-02-29 Richard Biener <rguenther@suse.de>
7283 PR tree-optimization/69994
7284 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
7285 (get_unary_op): Look through nop conversions.
7286 (ops_equal_values_p): New function, look for equality diregarding
7288 (eliminate_plus_minus_pair): Use ops_equal_values_p
7289 (repropagate_negates): Do not use get_unary_op here.
7291 2016-02-29 Martin Liska <mliska@suse.cz>
7293 * system.h: Poison ENABLE_CHECKING macro.
7295 2016-02-29 Martin Liska <mliska@suse.cz>
7297 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
7298 is presented in dump flags.
7299 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7300 (hsa_regalloc): Likewise.
7302 2016-02-19 Richard Biener <rguenther@suse.de>
7304 PR tree-optimization/69980
7305 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
7306 permutation of those we need to keep.
7308 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7311 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
7312 (NWORDS_UP): ...this
7313 (init_cumulative_args): Minor tweaks.
7314 (sparc_promote_function_mode): Likewise.
7315 (scan_record_type): Delete.
7316 (traverse_record_type): New function template.
7317 (classify_data_t): New structure type.
7318 (classify_registers): New inline function.
7319 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
7320 exhausted. Instantiate traverse_record_type on classify_registers and
7321 deal with the case of a structure passed in slot #15 with no FP field
7323 (assign_data_t): New structure type.
7324 (compute_int_layout): New static function.
7325 (compute_fp_layout): Likewise.
7326 (count_registers): New inline function.
7327 (assign_int_registers): New static function.
7328 (assign_fp_registers): Likewise.
7329 (assign_registers): New inline function.
7330 (function_arg_record_value_1): Delete.
7331 (function_arg_record_value_2): Likewise.
7332 (function_arg_record_value_3): Likewise.
7333 (function_arg_record_value): Adjust to above changes. Instantiate
7334 traverse_record_type on count_registers to first count the number of
7335 registers to be used and then on assign_registers to assign them.
7336 (function_arg_union_value): Adjust to above renaming.
7337 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
7338 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
7339 case of a structure passed in slot #15
7340 (sparc_function_arg_advance): Likewise.
7341 (function_arg_padding): Minor tweak.
7343 2016-02-29 Richard Biener <rguenther@suse.de>
7345 PR tree-optimization/69720
7346 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
7347 the adjustment_def path for possibly vectorized defs.
7348 (vect_create_epilog_for_reduction): Handle vectorized initial
7351 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
7353 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
7355 2016-02-27 Jeff Law <law@redhat.com>
7358 2016-02-26 Richard Biener <rguenther@suse.de>
7359 Jeff Law <law@redhat.com>
7361 PR tree-optimization/69740
7362 * cfghooks.c (remove_edge): Request loop fixups if we delete
7363 an edge that might turn an irreducible loop into a natural
7366 2016-02-27 Jakub Jelinek <jakub@redhat.com>
7368 PR rtl-optimization/69896
7369 * tree-vect-generic.c (get_compute_type): Avoid single element
7372 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
7374 Rename the AArch64 tuning option and related functions to enable the
7375 Newton series for the reciprocal square root to reflect its
7376 approximative characteristic.
7378 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
7379 function to "aarch64_emit_approx_rsqrt".
7380 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
7381 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
7382 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
7383 (xgene1_tunings): Likewise.
7384 (use_rsqrt_p): Likewise.
7385 (aarch64_emit_swrsqrt): Use new function name.
7386 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
7387 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
7388 text explaining this option.
7389 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
7391 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7394 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
7395 complain about -mallow-movmisalign without -mvsx if
7396 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
7398 2016-02-26 Joel Sherrill <joel@rtems.org>
7400 * config.gcc: Add x86_64-*-rtems*.
7401 * gcc/config/i386/rtems-64.h: New file.
7403 2016-02-26 Joel Sherrill <joel@rtems.org>
7405 * config.gcc: Add aarch64-*-rtems*.
7406 * gcc/config/aarch64/rtems.h: New file.
7408 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
7411 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
7412 shift amount using %h. Add comment.
7414 2016-02-26 Richard Biener <rguenther@suse.de>
7415 Jeff Law <law@redhat.com>
7417 PR tree-optimization/69740
7418 * cfghooks.c (remove_edge): Request loop fixups if we delete
7419 an edge that might turn an irreducible loop into a natural
7422 2016-02-26 Martin Jambor <mjambor@suse.cz>
7425 * tree-sra.c (sra_modify_assign): Do not remove loads of
7426 uninitialized aggregates to SSA_NAMEs.
7428 2016-02-26 Richard Henderson <rth@redhat.com>
7431 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
7432 pseudo in case the target rtx matches the source of the left
7435 2016-02-26 Martin Jambor <mjambor@suse.cz>
7438 * hsa.h (hsa_type_packed_p): Declare.
7439 * hsa.c (hsa_type_packed_p): New function.
7440 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
7442 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
7443 * hsa-brig.c (emit_basic_insn): Likewise.
7445 2016-02-26 Martin Jambor <mjambor@suse.cz>
7448 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
7450 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
7452 2016-02-26 Martin Jambor <mjambor@suse.cz>
7454 * hsa.h (is_a_helper): New overload for hsa_op_immed for
7455 hsa_op_with_type operands.
7456 (hsa_unsigned_type_for_type): Declare.
7457 * hsa.c (hsa_unsigned_type_for_type): New function.
7458 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
7459 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
7460 the finalizer. Do not emit extra move.
7462 2016-02-26 Martin Jambor <mjambor@suse.cz>
7464 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
7465 atomic operations in private segment.
7467 2016-02-26 Martin Jambor <mjambor@suse.cz>
7469 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
7470 statements to wi->info. Also disallow omp simd constructs.
7471 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
7472 for not gridifying. Dump special string for omp_for.
7474 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7477 * config/aarch64/aarch64.c (aarch64_set_current_function):
7478 Save/restore target globals when switching to
7479 target_option_default_node.
7481 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7484 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
7485 Return 0 if !SHIFT_COUNT_TRUNCATED.
7487 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7488 Eric Botcazou <ebotcazou@adacore.com>
7490 PR rtl-optimization/69891
7491 * dse.c (scan_insn): If we can't figure out memset arguments
7492 or they are non-constant, call clear_rhs_from_active_local_stores.
7494 2016-02-26 Martin Liska <mliska@suse.cz>
7496 * doc/extend.texi: Mention clog10, clog10f an clog10l
7497 in Builtins section.
7499 2016-02-26 Martin Liska <mliska@suse.cz>
7501 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
7503 (resolve_args_picking_1): Likewise.
7504 * dwarf2out.h (struct GTY): Likewise.
7506 2016-02-26 Martin Liska <mliska@suse.cz>
7508 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
7510 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7512 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
7513 Martin Liska <mliska@suse.cz>
7515 * doc/install.texi: Mention --enable-valgrind-annotations.
7517 2016-02-26 Richard Biener <rguenther@suse.de>
7519 PR tree-optimization/69551
7520 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
7521 looking through aliases adjust DECL_PT_UID to refer to the
7522 ultimate alias target.
7524 2016-02-25 Martin Liska <mliska@suse.cz>
7527 * alloc-pool.c (after_memory_report): New variable.
7528 * alloc-pool.h (base_pool_allocator ::release): Do not use
7529 the infrastructure if after_memory_report.
7530 * toplev.c (toplev::main): Mark after memory report.
7532 2016-02-25 Richard Biener <rguenther@suse.de>
7534 PR tree-optimization/48795
7535 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
7537 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
7540 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
7541 offloading is enabled and -fopenacc or -fopenmp is specified.
7542 (CRTOFFLOADEND): Likewise.
7543 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
7544 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
7545 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
7546 (offload_objects_file_name): New static var.
7547 (tool_cleanup): Remove offload_objects_file_name file.
7548 (find_offloadbeginend): Replace with ...
7549 (find_crtoffloadtable): ... this.
7550 (run_gcc): Remove offload_argc and offload_argv.
7551 Get offload_objects_file_name from -foffload-objects=... option.
7552 Read names of object files with offload from this file, pass them to
7553 compile_images_for_offload_targets. Don't call find_offloadbeginend and
7554 don't pass offloadbegin and offloadend to the linker. Don't pass
7555 offload non-LTO files to the linker, because now they're not claimed.
7557 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
7560 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7561 on builtin_unreachable.
7563 2016-02-25 Jakub Jelinek <jakub@redhat.com>
7565 PR rtl-optimization/69896
7566 * regcprop.c: Include cfgrtl.h.
7567 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
7568 than remembered mode, either delete it (if noop_move_p), or
7569 treat like copy_p but not noop_p instruction.
7571 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7574 * dwarf2out.c (gen_variable_die): Work around buggy LTO
7575 - allow NULL decl for Fortran DW_TAG_common_block variables.
7577 2016-02-24 Jason Merrill <jason@redhat.com>
7579 * common.opt (flifetime-dse): Add -flifetime-dse=1.
7581 2016-02-24 Richard Biener <rguenther@suse.de>
7582 Jakub Jelinek <jakub@redhat.com>
7585 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
7586 conditionally executed ops to well-defined overflow behavior.
7588 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7591 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
7594 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7596 PR rtl-optimization/69886
7597 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
7598 argument. Use it when checking validity of set instructions.
7599 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
7600 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
7602 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
7603 * store-motion.c (find_moveable_store): Update
7604 can_assign_to_reg_without_clobbers_p callsite.
7606 2016-02-24 Richard Biener <rguenther@suse.de>
7609 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
7611 (record_nonwrapping_iv): Do not fall back to the low/high bound
7612 for non-constant IV bases if the stmt is not always executed.
7614 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7616 * config/arm/arm-cores.def (cortex-a32): New entry.
7617 * config/arm/arm-tables.opt: Regenerate.
7618 * config/arm/arm-tune.md: Regenerate.
7619 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
7620 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
7621 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
7622 for -mcpu and -mtune.
7624 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7627 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
7628 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
7629 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
7630 (atomic_loaddi_1): Delete.
7631 (atomic_loaddi): Rewrite expander using the above changes.
7633 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7636 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
7639 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7640 Richard Biener <rguenth@suse.de>
7643 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
7644 set_mem_attributes if tem is SSA_NAME which got expanded
7647 2016-02-24 Richard Biener <rguenther@suse.de>
7649 PR tree-optimization/69907
7650 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7651 end of permutations for BB vectorization.
7653 2016-02-24 Christian Bruel <christian.bruel@st.com>
7655 * config/arm/arm-c.c (arm_option_override): Initialize
7656 target_option_current_node.
7657 * config/arm/arm.c (arm_pragma_target_parse): Replace
7658 build_target_option_node call by target_option_current_node.
7659 Set target_option_current_node.
7662 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7665 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7666 define_insn_and_split to define_insn.
7667 (zero_extendqi<mode>2_dot2): Same.
7668 (extendqi<mode>2_dot): Same.
7669 (extendqi<mode>2_dot2): Same.
7671 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7673 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7674 and add bypass for AES{D,E} and AESMC pairs.
7675 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7678 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7680 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7681 series for reciprocal square root in Exynos M1.
7683 2016-02-23 Martin Sebor <msebor@redhat.com>
7686 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7687 __builtin_alloca_with_align.
7689 2016-02-23 Richard Henderson <rth@redhat.com>
7691 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7692 (ix86_register_pragmas): Remove __seg_tls.
7693 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7694 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7695 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7696 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7697 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7698 * doc/extend.texi (__seg_tls): Remove item.
7700 2016-02-23 Richard Biener <rguenther@suse.de>
7702 * alloc-pool.h (struct allocation_object): Make id member
7703 conditional on CHECKING_P again.
7704 (get_instance): Adjust.
7705 (base_pool_allocator): Likewise.
7707 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7709 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7710 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7712 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7714 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7716 2016-02-23 Richard Biener <rguenther@suse.de>
7718 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7719 * bitmap.h (struct bitmap_usage): Likewise.
7720 (bitmap_move): Declare.
7721 * bitmap.c (register_overhead): Take size_t argument.
7722 (bitmap_move): New function.
7723 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7724 to properly account overhead.
7725 * tree.c (free_node): Use tree_size.
7727 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7730 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7731 when inverting comparison.
7734 * common.opt (Wunreachable-code): Add Warning flag.
7736 2016-02-23 Mark Wielaard <mjw@redhat.com>
7737 Jakub Jelinek <jakub@redhat.com>
7740 * cgraphunit.c (check_global_declaration): Check main_input_filename
7741 and DECL_SOURCE_FILE are not NULL.
7743 2016-02-23 Martin Jambor <mjambor@suse.cz>
7745 PR tree-optimization/69666
7746 * tree-sra.c (sra_modify_assign): Do not attempt to create
7747 default_def replacements for unscalarizable regions.
7749 2016-02-20 Mark Wielaard <mjw@redhat.com>
7752 * cgraphunit.c (check_global_declaration): Check level of
7753 warn_unused_const_variable and main_input_filename.
7754 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7755 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7756 (-Wunused-const-variable): Explain levels 1 and 2.
7758 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7761 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7762 identical arguments. Formatting and spelling fixes.
7765 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7770 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7771 and m68k-devices.def.
7772 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7773 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7775 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7777 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7778 and HImode registers.
7780 2016-02-22 Richard Biener <rguenther@suse.de>
7782 PR tree-optimization/69882
7783 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7784 preserve permutations present because of gaps.
7785 (vect_supported_load_permutation_p): Always continue checking
7786 permutations after vect_attempt_slp_rearrange_stmts.
7788 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7790 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7791 min_profitable_estimate, rather than min_profitable_iters.
7793 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7796 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7797 SImode for last match_operand.
7799 2016-02-22 Martin Liska <mliska@suse.cz>
7801 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7802 return bitsize - 1 as the return value.
7804 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7808 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7809 Handle negative shift counts.
7810 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7811 force_reg on the shift constant.
7812 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7813 (lshrsi3_d): Handle negative shift counts.
7815 2016-02-22 Richard Biener <rguenther@suse.de>
7816 Tom de Vries <tom@codesourcery.com>
7818 * graph.c: Include dumpfile.h.
7819 (print_graph_cfg): Split into three overloads.
7820 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7822 2016-02-22 Tom de Vries <tom@codesourcery.com>
7824 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7827 2016-02-22 Richard Biener <rguenther@suse.de>
7830 * ipa-inline-transform.c (inline_call): When not updating
7831 overall summaries adjust self size by the growth estimate.
7832 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7833 hash-set, do not update overall summaries here. Renamed from ...
7834 (inline_to_all_callers): ... this which is now wrapping the
7835 above and performing delayed overall summary update.
7836 (early_inline_small_functions): Delay updating of the overall
7839 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7841 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7844 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7847 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7848 :%* in %:gt() argument.
7849 (greater_than_spec_func): Adjust for expecting only numbers,
7850 if there are more than two numbers, compare the last two.
7852 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7854 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7855 -Wnarrowing with -std.
7857 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7860 * expr.c (store_field): Don't use bit-field path if exp is
7861 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7862 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7863 and the assignment can be performed by bitwise copy. Formatting
7867 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7868 call copy_reg_eh_region_note_forward on before and/or after sequences
7869 and remove note from insn if it no longer can throw.
7872 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7875 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7877 * config/s390/vector.md: Add missing commutative operand markers
7878 to the patterns which qualify for one.
7879 * config/s390/vx-builtins.md: Likewise.
7881 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7883 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7884 types to mode iterators.
7885 (vec_double): ... and mode attribute.
7886 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7888 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7890 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7891 Change the predicate of op2 from nonimmediate to general and let
7892 reload fix it if necessary.
7894 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7896 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7898 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7900 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7903 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7905 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7906 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7907 * config/s390/s390.md ("movstr<P:mode>"): Call
7908 s390_expand_vec_movstr.
7910 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7912 * config/s390/s390.md: Add missing output modifier for operand 1
7913 to print it as address properly.
7915 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7917 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7918 * config/s390/2964.md: New file.
7919 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7920 of insn grouping attributes depending on the CPU level.
7921 (s390_get_unit_mask): New function.
7922 (s390_sched_score): Remove the OOO from the scheduling macros.
7923 Add loop to calculate a score for the instruction mix.
7924 (s390_sched_reorder): Likewise plus improve debug output.
7925 (s390_sched_variable_issue): Rename macros as above. Calculate
7926 the unit distances after actually scheduling an insn. Improve
7928 (s390_sched_init): Clear last_scheduled_unit_distance array.
7929 * config/s390/s390.md: Include 2964.md.
7931 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7934 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7935 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7936 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7937 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7938 *avx512f_<code>v8div16qi2_mask_1): New insns.
7940 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7943 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7946 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7947 earlyclobber from target. Use wF constraint for fused memory
7949 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7951 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7952 Martin Liska <mliska@suse.cz>
7955 * cfgexpand.c (asan_sanitize_stack_p): New function.
7956 (partition_stack_vars): Use the function.
7957 (expand_stack_vars): Likewise.
7958 (defer_stack_allocation): Likewise.
7959 (expand_used_vars): Likewise.
7961 2016-02-18 Richard Biener <rguenther@suse.de>
7964 * fold-const.c (operand_equal_p): Properly compare offsets for
7965 IMAGPART_EXPR and ARRAY_REF.
7967 2016-02-18 Nick Clifton <nickc@redhat.com>
7971 * config/arm/arm.c (arm_option_override_internal): Disable
7972 interworking if the target does not support thumb instructions.
7973 (arm_reload_in_hi): Handle the case where a register to register
7974 move needs reloading because there is no simple pattern to handle
7976 (arm_reload_out_hi): Likewise.
7978 2016-02-18 Richard Biener <rguenther@suse.de>
7981 * match.pd: Don't use fold_binary or fold_unary for folding
7984 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7987 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7988 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7989 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7990 warn on gimple_no_warning_p statements.
7992 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7994 * doc/extend.texi (C++ Attributes): Correct description of
7995 warn_unused type attribute.
7997 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7999 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
8000 correct instruction.
8002 2016-02-17 Richard Biener <rguenther@suse.de>
8004 PR rtl-optimization/69609
8005 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
8006 (find_traces_1_round): When ending a trace update cached priority
8008 (bb_to_key): Use cached priority when available.
8009 (copy_bb): Initialize cached priority.
8010 (reorder_basic_blocks_software_trace_cache): Likewise.
8012 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8015 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
8017 (aarch64_comparison_operator): Break overly long line into two.
8018 (aarch64_comparison_operation): Likewise.
8019 * config/aarch64/aarch64.md (cstorecc4): Use
8020 aarch64_comparison_operator_mode instead of
8021 aarch64_comparison_operator.
8022 (cstore<mode>4): Likewise.
8023 (aarch64_cstore<mode>): Likewise.
8024 (*cstoresi_insn_uxtw): Likewise.
8025 (cstore<mode>_neg): Likewise.
8026 (*cstoresi_neg_uxtw): Likewise.
8028 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8031 * config/arm/predicates.md (arm_comparison_operator_mode):
8033 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
8034 instead of arm_comparison_operator.
8035 (*mov_negscc): Likewise.
8036 (*mov_notscc): Likewise.
8037 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
8038 (*thumb2_mov_negscc): Likewise.
8039 (*thumb2_mov_negscc_strict_it): Likewise.
8040 (*thumb2_mov_notscc): Likewise.
8041 (*thumb2_mov_notscc_strict_it): Likewise.
8043 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
8045 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
8048 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
8050 * config/visium/visium.c (machine_libfunc_index): New enum.
8051 (machine_libfuncs): New structure.
8052 (visium_libfuncs): New static variable.
8053 (TARGET_INIT_LIBFUNCS): Define to...
8054 (visium_init_libfuncs): ...this. New function.
8055 (expand_block_move_4): Use the appropriate libfunc.
8056 (expand_block_move_2): Likewise.
8057 (expand_block_move_1): Likewise.
8058 (expand_block_set_4): Likewise.
8059 (expand_block_set_2): Likewise.
8060 (expand_block_set_1): Likewise.
8061 (visium_trampoline_init): Likewise.
8063 2016-02-17 Nick Clifton <nickc@redhat.com>
8065 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
8066 TI's devices.csv file as of March 2016.
8068 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
8071 * opts-global.c (handle_common_deferred_options): Introduce and
8072 initialize two global variables to remember command-line options
8073 specifying a stack-limiting register.
8074 * opts.h: Add extern declarations of the two new global variables.
8075 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
8076 variable based on the values of the two new global variables.
8078 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8081 * common.opt (Wnonnull-compare): New warning.
8082 * doc/invoke.texi (-Wnonnull): Remove text about comparison
8083 of arguments against NULL.
8084 (-Wnonnull-compare): Document.
8085 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
8086 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
8087 * passes.def (pass_warn_nonnull_compare): Add.
8088 * gimple-ssa-nonnull-compare.c: New file.
8090 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8092 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
8093 AARCH64_EXTRA_TUNE_RECIP_SQRT.
8095 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8097 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
8098 reciprocal sqrt for -mlow-precision-recip-sqrt.
8100 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8101 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8103 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
8104 always use lane loads to construct non-constant vectors.
8106 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8108 * config/aarch64/aarch64.md
8109 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
8110 constraints for operand 3.
8111 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
8113 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8114 Richard Biener <rguenther@suse.de>
8116 PR tree-optimization/69820
8117 * tree-vect-patterns.c (type_conversion_p): Return false if
8118 *orig_type is unsigned single precision or boolean.
8119 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
8122 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8124 PR rtl-optimization/69764
8125 PR rtl-optimization/69771
8126 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
8127 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
8129 2016-02-16 Richard Biener <rguenther@suse.de>
8131 PR tree-optimization/69776
8132 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
8134 (indirect_refs_may_alias_p): Likewise.
8135 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
8136 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
8137 according to tbaa_p.
8138 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
8139 (optimize_stmt): For redundant store discovery do not allow tbaa.
8141 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
8143 PR tree-optimization/69714
8144 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
8145 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
8147 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
8149 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
8150 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
8151 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
8152 * config/arc/arc.c (arc_init): Check FPU options.
8153 (get_arc_condition_code): Handle new CC_FPU* modes.
8154 (arc_select_cc_mode): Likewise.
8155 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
8156 register pair only. Allow access for ARCv2 accumulator.
8157 (gen_compare_reg): Whenever we have FPU support use FPU compare
8159 (arc_reorg): Don't generate brcc insns when FPU compare
8160 instructions are involved.
8161 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
8162 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
8163 floating point emulation.
8164 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
8165 (REVERSE_CONDITION): Add new CC_FPU* modes.
8166 (TARGET_FP_SP_BASE): Define.
8167 (TARGET_FP_DP_BASE): Likewise.
8168 (TARGET_FP_SP_FUSED): Likewise.
8169 (TARGET_FP_DP_FUSED): Likewise.
8170 (TARGET_FP_SP_CONV): Likewise.
8171 (TARGET_FP_DP_CONV): Likewise.
8172 (TARGET_FP_SP_SQRT): Likewise.
8173 (TARGET_FP_DP_SQRT): Likewise.
8174 (TARGET_FP_DP_AX): Likewise.
8175 * config/arc/arc.md (ARCV2_ACC): New constant.
8176 (type): New fpu type attribute.
8177 (SDF): Conditional iterator.
8178 (cstore<mode>, cbranch<mode>): Change expand condition.
8179 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
8180 handles FPU/FPX cases as well.
8181 * config/arc/arc.opt (mfpu): New option.
8182 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
8184 (adddf3, muldf3, subdf3): Removed.
8185 * config/arc/predicates.md (proper_comparison_operator): Recognize
8187 * config/arc/fpu.md: New file.
8188 * doc/invoke.texi (ARC Options): Document mfpu option.
8190 2016-02-16 Richard Biener <rguenther@suse.de>
8192 PR rtl-optimization/69291
8193 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
8194 noce_operand_ok check.
8196 2016-02-16 Tom de Vries <tom@codesourcery.com>
8199 * omp-low.c (simd_clone_create): Remove call to
8200 symtab->call_cgraph_insertion_hooks.
8202 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8204 PR tree-optimization/69802
8205 * tree-ssa-reassoc.c (update_range_test): If op is
8206 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
8207 op == 1 test of precision 1 integral op, otherwise handle
8208 that case as op itself. Fix up formatting.
8209 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
8212 2016-02-16 Richard Biener <rguenther@suse.de>
8214 PR tree-optimization/69586
8215 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
8216 types for conversion sources.
8218 2016-02-16 Richard Biener <rguenther@suse.de>
8221 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
8222 mask OEP_ADDRESS_OF.
8224 2016-02-16 Alan Modra <amodra@gmail.com>
8227 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
8228 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
8229 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
8231 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
8232 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
8233 (p8_fmrgow_<mode>): Likewise.
8234 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
8236 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
8237 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
8238 to use movdi_internal64. Remove op0_di.
8239 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
8241 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
8243 Add support for the FCCMP insn types
8245 * config/aarch64/aarch64.md (fccmp): Change insn type.
8247 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
8248 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
8249 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
8250 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
8251 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
8252 * config/arm/types.md (fccmps): Add new insn type.
8255 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
8257 * alias.c (get_alias_set): Fix a typo in comment.
8259 2016-02-15 Richard Biener <rguenther@suse.de>
8261 PR tree-optimization/69595
8262 * match.pd: Complete range test simplification to true.
8264 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
8266 PR rtl-optimization/69648
8267 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
8268 pic_offset_table_rtx.
8270 PR rtl-optimization/69752
8271 * ira.c (update_equiv_regs): When looking for more than a single SET,
8272 also take other side effects into account.
8274 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8276 * config/s390/s390.c (s390_function_profiler): Add a new sequence
8277 for z900+ CPUs in 31-bit mode.
8279 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8281 * common/config/s390/s390-common.c (s390_supports_split_stack):
8283 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
8284 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
8285 * config/s390/s390.c (struct machine_function): New field
8286 split_stack_varargs_pointer.
8287 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
8288 in s390_emit_prologue.
8289 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
8291 (morestack_ref): New global.
8292 (SPLIT_STACK_AVAILABLE): New macro.
8293 (s390_expand_split_stack_prologue): New function.
8294 (s390_live_on_entry): New function.
8295 (s390_va_start): Use split-stack vararg pointer if appropriate.
8296 (s390_asm_file_end): Emit the split-stack note sections.
8297 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
8298 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
8299 (UNSPECV_SPLIT_STACK_CALL): New unspec.
8300 (UNSPECV_SPLIT_STACK_DATA): New unspec.
8301 (split_stack_prologue): New expand.
8302 (split_stack_space_check): New expand.
8303 (split_stack_data): New insn.
8304 (split_stack_call): New expand.
8305 (split_stack_call_*): New insn.
8306 (split_stack_cond_call): New expand.
8307 (split_stack_cond_call_*): New insn.
8309 2016-02-15 Richard Biener <rguenther@suse.de>
8311 PR tree-optimization/69783
8312 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8313 Add trivially correct cases.
8315 2016-02-15 Tom de Vries <tom@codesourcery.com>
8318 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
8320 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
8322 2016-02-15 Richard Biener <rguenther@suse.de>
8324 PR tree-optimization/69776
8325 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8326 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
8327 indicate whether we can use TBAA to disambiguate against stores.
8328 Use alias-set zero if not.
8329 (visit_reference_op_store): Do not use TBAA when looking up
8331 * tree-ssa-pre.c (compute_avail): Use TBAA here.
8332 (eliminate_dom_walker::before_dom_children): But not when looking
8333 up redundant stores.
8335 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
8337 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
8339 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8341 * config/i386/znver1.md
8342 (znver1_pop, znver1_pop_mem,
8343 znver1_load_imov_double_store,
8344 znver1_load_imov_direct_store,
8345 znver1_load_imov_direct_load,
8346 znver1_load_imov_double_load): Add new.
8347 (znver1_insn, znver1_insn_load): Add icmov type.
8349 znver1_sseavx_fma_load,
8351 znver1_avx256_fma_load): Fix pipe usage.
8353 2016-02-14 Alan Modra <amodra@gmail.com>
8356 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
8357 with an invalid hard reg, reload just the reg not the entire
8358 pre/post-inc/dec address expression.
8360 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
8363 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
8364 fixed R1_REG scratch reg.
8365 (sibcall_value_pcrel_fdpic): Likewise.
8367 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
8371 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
8373 2016-02-12 Walter Lee <walt@tilera.com>
8375 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
8376 * config/tilegx/t-tilegx: Likewise.
8378 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8381 * diagnostic-show-locus.c (struct line_span): New struct.
8382 (layout::get_first_line): Delete.
8383 (layout::get_last_line): Delete.
8384 (layout::get_num_line_spans): New member function.
8385 (layout::get_line_span): Likewise.
8386 (layout::print_heading_for_line_span_index_p): Likewise.
8387 (layout::get_expanded_location): Likewise.
8388 (layout::calculate_line_spans): Likewise.
8389 (layout::m_first_line): Delete.
8390 (layout::m_last_line): Delete.
8391 (layout::m_line_spans): New field.
8392 (layout::layout): Update comment. Replace m_first_line and
8393 m_last_line with m_line_spans, replacing their initialization
8394 with a call to calculate_line_spans.
8395 (diagnostic_show_locus): When printing source lines and
8396 annotations, rather than looping over a single span
8397 of lines, instead loop over each line_span within
8398 the layout, with an inner loop over the lines within them.
8399 Call the context's start_span callback when changing line spans.
8400 * diagnostic.c (diagnostic_initialize): Initialize start_span.
8401 (diagnostic_build_prefix): Break out the building of the location
8402 part of the string into...
8403 (diagnostic_get_location_text): ...this new function, rewriting
8404 it from nested ternary expressions to a sequence of "if"
8406 (default_diagnostic_start_span_fn): New function.
8407 * diagnostic.h (diagnostic_start_span_fn): New typedef.
8408 (diagnostic_context::start_span): New field.
8409 (default_diagnostic_start_span_fn): New prototype.
8411 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8414 * gcc.c (driver::finalize): Fix cleanup of "specs".
8416 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8420 * gcc.c (driver::driver): Initialize m_option_suggestions.
8421 (driver::~driver): Clean up m_option_suggestions.
8422 (suggest_option): Convert to...
8423 (driver::suggest_option): ...this, and split out into
8424 driver::build_option_suggestions and find_closest_string.
8425 (driver::build_option_suggestions): New function, from
8426 first half of suggest_option. Special-case
8427 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
8428 the sanitizer_opts array. For options of enum types, add the
8429 various enum values to the candidate strings.
8430 (driver::handle_unrecognized_options): Remove "const".
8431 * gcc.h (driver::handle_unrecognized_options): Likewise.
8432 (driver::build_option_suggestions): New decl.
8433 (driver::suggest_option): New decl.
8434 (driver::m_option_suggestions): New field.
8435 * opts-common.c (add_misspelling_candidates): New function.
8436 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
8437 and make non-static.
8438 * opts.h (sanitizer_opts): New array decl.
8439 (add_misspelling_candidates): New function decl.
8440 * spellcheck.c (find_closest_string): New function.
8441 * spellcheck.h (find_closest_string): New function decl.
8443 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8445 PR rtl-optimization/69764
8446 PR rtl-optimization/69771
8447 * optabs.c (expand_binop_directly): For shift_optab_p, force
8448 convert_modes with VOIDmode if xop1 has VOIDmode.
8450 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
8453 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
8454 to correctly determine instrumentation thunks.
8456 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8459 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
8460 type by reference, force lhs on the call.
8463 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
8464 Compute retval and retbnd early in all cases if split_part_return_p
8465 and return_bb is not EXIT. Remove all clobber stmts and reset
8466 all debug stmts that refer to SSA_NAMEs defined in split part,
8467 except if it is retval, in that case replace the old retval with the
8468 lhs of the call to the split part.
8470 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8473 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8476 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8477 whose result is used in PHI.
8478 (maybe_optimize_range_tests): Likewise.
8479 (final_range_test_p): Likweise.
8481 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8484 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8485 whose result is used in PHI.
8486 (maybe_optimize_range_tests): Likewise.
8487 (final_range_test_p): Likweise.
8489 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8491 * cgraph.c: Spelling fixes - behaviour -> behavior and
8492 neighbour -> neighbor.
8493 * target.def: Likewise.
8494 * sel-sched.c: Likewise.
8495 * config/mips/mips.c: Likewise.
8496 * config/arc/arc.md: Likewise.
8497 * config/arm/cortex-a57.md: Likewise.
8498 * config/arm/arm.c: Likewise.
8499 * config/arm/neon.md: Likewise.
8500 * config/arm/arm-c.c: Likewise.
8501 * config/vms/vms-c.c: Likewise.
8502 * config/s390/s390.c: Likewise.
8503 * config/i386/znver1.md: Likewise.
8504 * config/i386/i386.c: Likewise.
8505 * config/ia64/hpux-unix2003.h: Likewise.
8506 * config/msp430/msp430.md: Likewise.
8507 * config/rx/rx.c: Likewise.
8508 * config/rx/rx.md: Likewise.
8509 * config/aarch64/aarch64-simd.md: Likewise.
8510 * config/aarch64/aarch64.c: Likewise.
8511 * config/nvptx/nvptx.c: Likewise.
8512 * config/bfin/bfin.c: Likewise.
8513 * config/cris/cris.opt: Likewise.
8514 * config/rs6000/rs6000.c: Likewise.
8515 * target.h: Likewise.
8516 * spellcheck.c: Likewise.
8517 * ira-build.c: Likewise.
8518 * tree-inline.c: Likewise.
8519 * builtins.c: Likewise.
8520 * lra-constraints.c: Likewise.
8521 * explow.c: Likewise.
8522 * hwint.h: Likewise.
8523 * targhooks.c: Likewise.
8524 * tree-vect-data-refs.c: Likewise.
8526 * doc/tm.texi: Likewise.
8527 * doc/extend.texi: Likewise.
8528 * doc/install.texi: Likewise.
8529 * doc/md.texi: Likewise.
8530 * tree-ssa-tail-merge.c: Likewise.
8531 * sched-int.h: Likewise.
8532 * match.pd: Likewise.
8533 * sched-ebb.c: Likewise.
8534 * target.def (omit_struct_return_reg): Likewise.
8535 * gimple-ssa-isolate-paths.c: Likewise.
8536 (find_implicit_erroneous_behaviour): Renamed to...
8537 (find_implicit_erroneous_behavior): ... this.
8538 (find_explicit_erroneous_behaviour): Renamed to...
8539 (find_explicit_erroneous_behavior): ... this.
8540 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
8542 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
8544 PR rtl-optimization/64682
8545 PR rtl-optimization/69567
8546 PR rtl-optimization/69737
8547 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
8548 in I2 as well, just lose it.
8550 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8552 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
8554 (aarch64_last_printed_tune_string): Likewise.
8555 (aarch64_declare_function_name): Only output .arch assembler
8556 directive if it will be different from the previously output
8557 directive. Same for .tune comment but only if -dA is set.
8558 (aarch64_start_file): New function.
8559 (TARGET_ASM_FILE_START): Define.
8561 2016-02-11 David Malcolm <dmalcolm@redhat.com>
8564 * Makefile.in (PLUGIN_HEADERS): Add params.list.
8566 2016-02-11 Jakub Jelinek <jakub@redhat.com>
8569 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
8570 -Wmaybe-uninitialized warning.
8572 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
8575 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
8577 2016-02-11 Richard Biener <rguenther@suse.de>
8579 PR rtl-optimization/69291
8580 * ifcvt.c (noce_try_store_flag_constants): Do not allow
8581 subexpressions affected by changing the result.
8583 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
8586 * lra-constraints.c (curr_insn_transform): Find in/out operands
8587 for secondary memory moves. Update dups.
8589 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8591 PR tree-optimization/69652
8592 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
8593 to nested loop, did source re-formatting, skip debug statements,
8594 add check on statement with volatile operand, remove dead scalar
8597 2016-02-10 Jakub Jelinek <jakub@redhat.com>
8598 Patrick Palka <ppalka@gcc.gnu.org>
8602 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
8603 calls if the return type is TREE_ADDRESSABLE.
8604 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
8605 * ipa-split.c (split_function): Fix doubled "we" in comment.
8606 Use void return type for the split part even if
8607 !split_point->split_part_set_retval.
8609 2016-02-10 Bin Cheng <bin.cheng@arm.com>
8611 PR tree-optimization/68021
8612 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
8613 when computing the value of biv cand by itself.
8615 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8617 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
8618 (cortexa57_tunings): Likewise.
8619 (cortexa72_tunings): Likewise.
8620 (arch_macro_fusion_pair_p): Add support for AES fusion.
8621 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
8622 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
8623 Allow virtual registers before reload so early scheduling works.
8624 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
8625 correct latency and pipeline.
8626 (cortex_a57_crypto_complex): Likewise.
8627 (cortex_a57_crypto_xor): Likewise.
8628 (define_bypass): Add AES bypass.
8630 2016-02-10 Richard Biener <rguenther@suse.de>
8632 PR tree-optimization/69726
8633 * passes.def: Add DCE pass before late uninit.
8634 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
8635 really fixup if-conversions job.
8637 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8639 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
8640 (arm_cortex_a57_tune): Likewise.
8641 (aarch_macro_fusion_pair_p): Add support for AES fusion.
8642 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
8644 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
8646 * timevar.def (TV_PHASE_DBGINFO): Delete.
8647 (TV_PHASE_CHECK_DBGINFO): Likewise.
8648 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8650 2016-02-10 Richard Biener <rguenther@suse.de>
8652 PR tree-optimization/69719
8653 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8654 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8656 2016-02-09 Andrew Pinski <apinski@cavium.com>
8659 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8660 get_vcond_mask_icode returns false.
8662 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8665 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8666 an ADDIS that adds a pointer to a large constant that sets the
8667 upper16 bits with a load operation.
8669 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8672 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8674 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8676 (vzipq_s16): Likewise.
8677 (vzipq_s32): Likewise.
8678 (vzipq_f32): Likewise.
8679 (vzipq_u8): Likewise.
8680 (vzipq_u16): Likewise.
8681 (vzipq_u32): Likewise.
8682 (vzipq_p8): Likewise.
8683 (vzipq_p16): Likewise.
8685 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8688 * config/arm/arm.c (neon_endian_lane_map): New function.
8689 (neon_vector_pair_endian_lane_map): New function.
8690 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8691 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8693 (vuzpq_s16): Likewise.
8694 (vuzpq_s32): Likewise.
8695 (vuzpq_f32): Likewise.
8696 (vuzpq_u8): Likewise.
8697 (vuzpq_u16): Likewise.
8698 (vuzpq_u32): Likewise.
8699 (vuzpq_p8): Likewise.
8700 (vuzpq_p16): Likewise.
8702 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8705 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8708 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8710 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8711 truncate const_int operand 1 to QImode.
8713 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8715 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8716 corresponding to an abnormal edge.
8718 2016-02-09 Tom de Vries <tom@codesourcery.com>
8720 PR tree-optimization/69599
8721 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8723 (find_func_aliases_for_builtin_call, find_func_clobbers)
8724 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8727 2016-02-09 Richard Biener <rguenther@suse.de>
8729 PR tree-optimization/69715
8730 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8731 LHS on calls as non-rewritable.
8733 2016-02-09 Tom de Vries <tom@codesourcery.com>
8736 * lto-wrapper.c (append_diag_options): New function.
8737 (compile_offload_image): Call append_diag_options.
8739 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8742 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8743 Minor copy-edit to fix verb tenses.
8745 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8747 PR tree-optimization/69209
8748 * ipa-split.c (split_function): If split part is not
8749 returning retval, retval has gimple type but is not
8750 gimple value, force it into a SSA_NAME first.
8752 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8754 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8757 2016-02-08 Jason Merrill <jason@redhat.com>
8760 * convert.c (convert_to_integer_1): Check dofold on truncation
8762 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8763 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8764 Rename from *_nofold.
8765 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8766 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8768 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8771 * tree.c (build_common_tree_nodes): Remove short_double argument.
8772 All callers changed.
8773 * tree.h (build_common_tree_nodes): Adjust declaration.
8774 * doc/invoke.texi (-fshort-double): Remove documentation.
8775 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8776 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8777 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8778 (append_linker_options): Don't handle OPT_fshort_double.
8780 PR rtl-optimization/68730
8781 * lra-remat.c (insn_to_cand_activation): New static variable.
8782 (lra_remat): Allocate and free it.
8783 (create_cand): New arg activation. Initialize a field in
8784 insn_to_cand_activation if it is nonnull.
8785 (create_cands): Pass the activation insn to create_cand when making
8786 a candidate involving an output reload. Reorganize code a little.
8787 (do_remat): Keep track of active status of candidates in a separate
8790 2016-02-08 Richard Biener <rguenther@suse.de>
8792 PR tree-optimization/69719
8793 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8794 Properly use absolute of the difference of the two offsets to
8795 compare or adjust the segment length.
8797 2016-02-08 Richard Biener <rguenther@suse.de>
8798 Jeff Law <law@redhat.com>
8801 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8802 types for anonymous SSA names.
8804 2016-02-08 Richard Biener <rguenther@suse.de>
8806 PR rtl-optimization/69274
8807 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8809 2016-02-08 Jeff Law <law@redhat.com>
8811 PR tree-optimization/65917
8812 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8813 equivalences from if (x == y) style conditionals.
8814 (loop_depth_of_name): Remove.
8815 (record_equality): Remove loop depth check.
8816 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8817 (const_and_copies::record_const_or_copy_raw): New member function.
8818 * tree-ssa-scopedtables.c
8819 (const_and_copies::record_const_or_copy_raw): New, factored out of
8820 (const_and_copies::record_const_or_copy): Call new member function.
8822 2016-02-05 Jeff Law <law@redhat.com>
8824 PR tree-optimization/68541
8825 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8826 (count_stmts_in_block): New function.
8827 (poor_ifcvt_candidate_code): Likewise.
8828 (is_feasible_trace): Add some heuristics to determine when path
8829 splitting is profitable.
8830 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8831 is a diamond with a single exit.
8833 2016-02-05 Martin Sebor <msebor@redhat.com>
8836 * doc/invoke.texi: Update -Wplacement-new to take an optional
8839 2016-02-06 Richard Henderson <rth@redhat.com>
8842 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8843 out of non-standard address spaces.
8845 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8847 PR rtl-optimization/69691
8848 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8850 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8852 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8853 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8854 (*ieee128_mfvsrd_64bit): Likewise.
8855 (*ieee128_mfvsrd_32bit): Likewise.
8857 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8861 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8863 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8864 instrumented_version.
8866 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8868 * doc/invoke.texi (Optimize Options): In table of --param options
8869 rename second occurrence of tracer-min-branch-ratio to
8870 tracer-min-branch-probability, rename
8871 tracer-min-branch-ratio-feedback to
8872 tracer-min-branch-probability-feedback and clarify description,
8873 rename sched-spec-state-edge-prob-cutoff to
8874 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8875 to selsched-insns-to-rename, rename lto-minpartition to
8876 lto-min-partition, delete reorder-blocks-duplicate and
8877 reorder-blocks-duplicate-feedback.
8879 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8881 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8884 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8886 * doc/extend.texi: S/390: Correct some typos.
8888 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8890 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8892 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8895 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8896 (s390_register_info_gprtofpr): Use new macros above.
8897 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8899 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8900 its name. Adjust restore and save gpr ranges.
8901 (s390_register_info_set_ranges): New function.
8902 (s390_register_info): Use new macros above. Call
8903 s390_register_info_set_ranges.
8904 (s390_optimize_register_info): Likewise.
8905 (s390_hard_regno_rename_ok): Use new macros.
8906 (s390_hard_regno_scratch_ok): Likewise.
8907 (s390_emit_epilogue): Likewise.
8908 (s390_can_use_return_insn): Likewise.
8909 (s390_optimize_prologue): Likewise.
8910 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8912 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8915 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8917 (ix86_option_override_internal): Disable TARGET_STV even for
8918 -m{incoming,preferred}-stack-boundary=3.
8920 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8922 * config.gcc: Mark deprecated rtems targets as obsolete.
8924 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8926 PR rtl-optimization/64682
8927 PR rtl-optimization/69567
8928 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8929 before I2 only if the register is both used and set in I2.
8931 2016-02-04 DJ Delorie <dj@redhat.com>
8933 * config/msp430/msp430.c (msp430_start_function): Add function type.
8935 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8938 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8940 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8942 PR rtl-optimization/69577
8944 2015-10-29 Richard Henderson <rth@redhat.com>
8948 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8949 sse check to the exact conditions of PR 67609.
8951 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8954 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8955 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8956 not allowed into the traditional Altivec registers.
8957 (movtd_64bit_nodm): Likewise.
8958 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8960 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8962 * config/aarch64/cortex-a57-fma-steering.c
8963 (aarch64_register_fma_steering): Remove "static" from arguments
8966 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8969 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8972 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8974 * doc/invoke.texi: Delete -mno-fma4.
8976 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8978 PR rtl-optimization/69577
8979 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8980 (find_subregs_of_mode): Update accordingly. Iterate over partial
8983 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8985 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8986 * config/arm/arm.c (neon_reinterpret): Remove.
8987 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8988 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8989 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8990 vreinterpretti): Remove.
8991 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8992 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8993 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8994 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8995 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8996 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8997 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8998 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8999 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
9000 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
9001 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
9002 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
9003 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
9004 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
9005 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
9006 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
9007 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
9008 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
9009 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
9010 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
9011 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
9012 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
9013 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
9014 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
9015 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
9016 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
9017 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
9018 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
9019 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
9020 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
9021 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
9022 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
9023 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
9024 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
9025 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
9026 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
9027 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
9028 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
9029 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
9030 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
9031 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
9032 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
9033 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
9034 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
9035 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
9036 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
9037 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
9038 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
9039 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
9040 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
9041 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
9042 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
9043 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
9044 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
9045 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
9046 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
9047 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
9048 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
9049 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
9050 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
9051 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
9052 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
9053 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
9054 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
9055 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
9056 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
9057 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
9058 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
9059 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
9060 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
9061 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
9062 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
9063 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
9064 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
9065 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
9066 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
9067 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
9068 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
9069 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
9070 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
9071 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
9072 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
9073 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
9074 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
9075 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
9076 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
9077 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
9078 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
9079 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
9080 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
9081 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
9082 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
9083 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
9084 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
9085 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
9086 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
9087 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
9088 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
9089 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
9090 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
9091 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
9092 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
9093 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
9095 2016-02-04 Martin Liska <mliska@suse.cz>
9098 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
9099 that are gimple_store_p.
9100 (maybe_instrument_call): Likewise.
9102 2016-02-04 Bin Cheng <bin.cheng@arm.com>
9104 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
9105 register scaling out of memory reference and comment why.
9107 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9111 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
9112 folding the source of a SET.
9114 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9118 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
9119 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
9121 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
9125 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
9128 2016-02-04 Christian Bruel <christian.bruel@st.com>
9130 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
9131 * config/arm/arm.c (arm_set_current_function): Likewise.
9133 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9134 Ilya Enkovich <enkovich.gnu@gmail.com>
9135 H.J. Lu <hongjiu.lu@intel.com>
9138 * config/i386/i386.c (convert_scalars_to_vector): Remove
9139 stack alignment fixes.
9140 (ix86_option_override_internal): Disable TARGET_STV if stack
9141 might not be aligned enough.
9142 (ix86_minimum_alignment): Assert that TARGET_STV is false.
9144 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
9146 * gcc/config/i386/x86-tune.def: Disable default prefetching
9149 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9150 Vladimir Makarov <vmakarov@redhat.com>
9153 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
9154 in validating fused toc addresses.
9156 2016-02-03 Jakub Jelinek <jakub@redhat.com>
9159 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
9160 range->m_caret fields if range->m_show_caret_p is false.
9163 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9164 Force oldval into register if it does not satisfy reg_or_short_operand
9165 predicate. Fix up formatting.
9167 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
9168 Alexandre Oliva <aoliva@redhat.com>
9171 * lra-constraints.c (simplify_operand_subreg): Check additionally
9172 address validity after potential reloading.
9173 (process_address_1): Check insns validity. In case of failure do
9176 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
9179 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
9182 2016-02-02 Jakub Jelinek <jakub@redhat.com>
9184 * wide-int.cc (canonize_uhwi): New function.
9185 (wi::divmod_internal): Use it.
9187 2016-02-02 James Norris <jnorris@codesourcery.com
9189 * gimplify.c (omp_notice_variable): Add usage check.
9191 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
9193 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
9194 like LE, GE, LT, GT when emitting relational operator.
9196 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9198 * ira-costs.c (find_costs_and_classes): Add extra argument.
9199 * target.def (ira_change_pseudo_allocno_class): Add parameter.
9200 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
9201 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
9202 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
9203 Add best_class parameter, and return it if not ALL_REGS.
9204 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
9206 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
9209 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9211 * config/aarch64/aarch64.c
9212 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
9213 (aarch64_ira_change_pseudo_allocno_class): New function.
9215 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
9218 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
9220 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9222 * config/avr/avr.c (avr_option_override): Set
9223 PARAM_ALLOW_STORE_DATA_RACES to 1.
9225 2016-02-02 Richard Biener <rguenther@suse.de>
9227 PR tree-optimization/69595
9228 * match.pd: Add range test simplifications to true/false.
9230 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
9232 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
9233 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
9236 2016-02-02 Richard Biener <rguenther@suse.de>
9238 PR tree-optimization/69606
9239 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
9240 info on the result before moving a stmt.
9242 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
9245 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
9246 branch with vector comparison.
9247 * config/i386/sse.md (VI48_AVX): New mode iterator.
9248 (define_expand "cbranch<mode>4): Add support for conditional branch
9249 with vector comparison.
9250 * tree-vect-loop.c (optimize_mask_stores): New function.
9251 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
9252 has_mask_store field of vect_info.
9253 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
9254 vectorized loops having masked stores after vec_info destroy.
9255 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
9256 correspondent macros.
9257 (optimize_mask_stores): Add prototype.
9259 2016-02-02 Alan Modra <amodra@gmail.com>
9262 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
9265 2016-02-02 Alan Modra <amodra@gmail.com>
9268 * config/rs6000/rs6000.c (need_toc_init): New var, set it
9269 whenever toc_label_name used.
9270 (rs6000_file_start): Don't set up toc section here,
9271 (rs6000_output_function_epilogue): do so here instead,
9272 (rs6000_xcoff_file_start): and here.
9273 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
9274 (load_toc_aix_di): Likewise.
9276 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9278 PR rtl-optimization/69592
9279 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
9280 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
9281 (num_sign_bit_copies_binary_arith_p): New inline function.
9282 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
9284 2016-02-01 Jeff Law <law@redhat.com>
9286 PR tree-optimization/69580
9287 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
9288 * tree-ssa-threadbackward.c
9289 (fsm_find_control_statement_thread_paths): Do not try to walk
9290 through large PHI nodes.
9292 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9294 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
9295 when count is incremented above limit, don't analyze further
9298 * omp-low.c (oacc_parse_default_dims): Avoid
9299 -Wsign-compare warning, make sure value fits into int
9300 rather than just unsigned int.
9302 2016-02-01 Bin Cheng <bin.cheng@arm.com>
9304 PR tree-optimization/67921
9305 * fold-const.c (split_tree): New parameters. Convert pointer
9306 type variable part to proper type before negating.
9307 (fold_binary_loc): Pass new arguments to split_tree.
9309 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
9311 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
9312 (nvptx_goacc_validate_dims): Extend to handle global defaults.
9313 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
9314 * doc/tm.texti: Rebuilt.
9315 * doc/invoke.texi (fopenacc-dim): Document.
9316 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
9317 (append_compiler_options): Likewise.
9318 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
9319 (oacc_parse_default_dims): New.
9320 (oacc_validate_dims): Add USED arg. Select non-unity default when
9322 (oacc_loop_fixed_partitions): Return mask of used partitions.
9323 (oacc_loop_auto_partitions): Emit dump info.
9324 (oacc_loop_partition): Return mask of used partitions.
9325 (execute_oacc_device_lower): Parse default dimension arg. Adjust
9326 loop partitioning and validation calls.
9328 2016-02-01 Richard Biener <rguenther@suse.de>
9331 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
9333 2016-02-01 Richard Biener <rguenther@suse.de>
9335 PR tree-optimization/69574
9336 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
9337 of asserting return chrec_dont_know.
9339 2016-02-01 Martin Liska <mliska@suse.cz>
9341 * mem-stats-traits.h: Add copyright header.
9342 * mem-stats.h: Likewise.
9344 2016-02-01 Richard Biener <rguenther@suse.de>
9346 PR tree-optimization/69579
9347 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
9348 Do not propagate through abnormal PHI results.
9350 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
9352 * postreload.c (reload_cse_simplify): Remove dead code.
9354 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9356 PR rtl-optimization/69570
9357 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
9358 if there is more than one set, not if there is a single set.
9360 2016-02-01 Richard Henderson <rth@redhat.com>
9363 * combine.c (make_compound_operation): When looking through a
9364 subreg, make sure to re-extend to the width of the outer mode.
9366 2016-01-30 Jakub Jelinek <jakub@redhat.com>
9368 PR tree-optimization/69546
9369 * wide-int.cc (wi::divmod_internal): For unsigned division
9370 where both operands fit into uhwi, if o1 is 1 and o0 has
9371 msb set, if divident_prec is larger than bits per hwi,
9372 clear another quotient word and return 2 instead of 1.
9373 Similarly for remainder with msb in HWI set, if dividend_prec
9374 is larger than bits per hwi.
9376 2016-01-29 Martin Jambor <mjambor@suse.cz>
9378 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
9379 Use short lowercase names.
9380 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
9381 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
9382 acq_rel one. Protect warning agains segfaults if
9383 get_memory_order_name returns NULL.
9384 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
9385 with release semantics. Do not warn if get_memory_order already did.
9386 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
9387 semantics. Fix check for relaxed or acquire semantics. Do not warn
9388 if get_memory_order already did.
9390 2016-01-29 Sebastian Pop <s.pop@samsung.com>
9392 * doc/install.texi: Document that isl-0.16 is supported.
9394 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
9397 * config/i386/constraints.md (Bm): Describe as special memory
9399 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
9400 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9401 * genpreds.c (struct constraint_data): Add is_special_memory.
9402 (have_special_memory_constraints, special_memory_start): New
9404 (special_memory_end): Ditto.
9405 (add_constraint): Add new arg is_special_memory. Add code to
9406 process its true value. Update have_special_memory_constraints.
9407 (process_define_constraint): Pass the new arg.
9408 (process_define_register_constraint): Ditto.
9409 (choose_enum_order): Process special memory.
9410 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
9411 function insn_extra_special_memory_constraint.
9412 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9413 * gensupport.c (process_rtx): Process
9414 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9415 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
9416 * ira-lives.c (single_reg_class): Use
9417 insn_extra_special_memory_constraint.
9418 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
9419 * lra-constraints.c (process_alt_operands): Ditto.
9420 (curr_insn_transform): Use insn_extra_special_memory_constraint.
9421 * recog.c (asm_operand_ok, preprocess_constraints): Process
9423 * reload.c (find_reloads): Ditto.
9424 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
9425 * stmt.c (parse_input_constraint): Use
9426 insn_extra_special_memory_constraint.
9428 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9431 * lra-splill.c (lra_final_code_change): Revert r229087 by
9432 removing all sub-registers.
9434 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
9437 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
9439 2016-01-29 Jakub Jelinek <jakub@redhat.com>
9442 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
9443 SSE1, copy target into the temporary reg first before recursing
9446 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9448 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
9451 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9453 * ginclude/stdarg.h: Test __cplusplus instead of
9454 __GXX_EXPERIMENTAL_CXX0X__.
9456 2016-01-29 Richard Biener <rguenther@suse.de>
9458 PR tree-optimization/69547
9459 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
9460 Do not mark clobbers necessary.
9461 (mark_all_reaching_defs_necessary_1): Likewise.
9463 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9465 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
9466 declaration name with %qs and print it in both error messages.
9467 Also fix indentation.
9469 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9472 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
9473 trailing blank line from error message.
9475 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9478 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
9481 2016-01-29 Richard Biener <rguenther@suse.de>
9484 * match.pd: Allow all integral types when simplifying a
9485 widening or sign-changing conversion.
9487 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9489 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
9490 back to setting codegen_error to fail codegen.
9492 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
9495 * config/i386/constraints.md (C): Only accept constant zero operand.
9496 (BC): New constraint.
9497 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
9498 instead of C constraint.
9499 * doc/md.texi (Machine Constraints): Update description
9502 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
9505 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
9507 2016-01-28 Jakub Jelinek <jakub@redhat.com>
9510 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
9513 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
9515 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
9516 branches if using guessed profile.
9518 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
9520 * graphite-optimize-isl.c (optimize_isl): Fix dump.
9522 2016-01-28 Richard Henderson <rth@redhat.com>
9525 * config/aarch64/aarch64-modes.def (CC_Cmode): New
9526 * config/aarch64/aarch64-protos.h: Update.
9527 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
9528 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
9529 (aarch64_get_condition_code_1): Handle CC_Cmode.
9530 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
9531 (*add<mode>3_compareC_cconly_imm): New.
9532 (*add<mode>3_compareC_cconly): New.
9533 (*add<mode>3_compareC_imm): New.
9534 (add<mode>3_compareC): New.
9535 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
9536 to be first. Use aarch64_carry_operation.
9537 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
9538 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
9539 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
9540 (subti3): Use subdi3_compare1.
9541 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
9542 (sub<mode>3_compare1): New.
9543 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
9544 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
9545 (*subsi3_carryin_uxtw): Likewise.
9546 (*ngc<mode>, *ngcsi_uxtw): Likewise.
9547 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
9548 * config/aarch64/iterators.md (DWI): New.
9549 * config/aarch64/predicates.md (aarch64_carry_operation): New.
9550 (aarch64_borrow_operation): New.
9552 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9554 * graphite-optimize-isl.c (optimize_isl): Print a different debug
9555 message when isl does not return a valid schedule.
9557 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9559 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
9560 Remove comments from class declarations: they are already in the code
9563 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9565 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
9567 (ternary_op_to_tree): Same.
9568 (unary_op_to_tree): Same.
9569 (nary_op_to_tree): Same.
9570 (gcc_expression_from_isl_expr_op): Same.
9571 (gcc_expression_from_isl_expression): Same.
9572 (graphite_create_new_loop): Same.
9573 (graphite_create_new_loop_guard): Same.
9574 (build_iv_mapping): Same.
9575 (graphite_create_new_guard): Same.
9576 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
9577 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
9579 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9581 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
9582 instead of setting codegen_error to fail codegen.
9584 2016-01-28 Jason Merrill <jason@redhat.com>
9586 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
9588 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9590 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9591 Remove CONST_INT_P check in CCMP cost calculation.
9593 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9595 * config/aarch64/aarch64.c (generic_vector_cost):
9596 Set vec_permute_cost.
9597 (cortexa57_vector_cost): Likewise.
9598 (exynosm1_vector_cost): Likewise.
9599 (xgene1_vector_cost): Likewise.
9600 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
9601 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
9602 Add vec_permute_cost entry.
9604 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9606 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
9608 (add<mode>3_compare0): Likewise.
9609 (addsi3_compare0_uxtw): Likewise.
9610 (add<mode>3nr_compare0): Likewise.
9611 (compare_neg<mode>): Likewise.
9612 (<optab><mode>3): Likewise.
9614 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
9616 * tree-vect-stmts.c (vectorizable_comparison): Add
9617 NULL check for vectype.
9619 2016-01-28 Richard Biener <rguenther@suse.de>
9621 PR tree-optimization/69466
9622 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9623 Account for PHIs we couldn't duplicate.
9625 2016-01-28 Martin Liska <mliska@suse.cz>
9628 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
9629 instead of ENABLE_VALGRIND_CHECKING.
9631 2016-01-27 Richard Henderson <rth@redhat.com>
9634 * lra-remat.c (subreg_regs): New.
9635 (dump_candidates_and_remat_bb_data): Dump it.
9636 (operand_to_remat): Reject if operand in subreg_regs.
9637 (set_bb_regs): Collect subreg_regs.
9638 (lra_remat): Init and free subreg_regs. Compute
9639 calculate_local_reg_remat_bb_data before create_cands.
9641 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
9644 * config/i386/i386.c (ix86_update_stack_boundary): Don't
9645 change stack_alignment_needed for __tls_get_addr call.
9647 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
9649 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9651 2016-01-27 Jeff Law <law@redhat.com>
9653 PR tree-optimization/68398
9654 PR tree-optimization/69196
9655 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9656 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9657 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9658 Only count PHIs in the last block in the path. The others will
9659 const/copy propagate away. Add heuristic to allow more irreducible
9660 subloops to be created when it is likely profitable to do so.
9662 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9663 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9664 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9666 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9669 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9670 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9671 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9672 * tree-streamer-in.c: Include asan.h.
9673 (streamer_get_builtin_tree): For builtins in sanitizer
9674 range call initialize_sanitizer_builtins and retry.
9676 2016-01-27 Ian Lance Taylor <iant@google.com>
9678 * common.opt (fkeep-gc-roots-live): New undocumented option.
9679 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9680 -fkeep-gc-roots-live, skip pointers.
9681 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9684 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9687 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9688 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9690 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9693 * configure.ac: NetBSD provides SSP in its C library.
9694 * configure: Updated.
9696 2016-01-27 Richard Biener <rguenther@suse.de>
9698 PR tree-optimization/69166
9699 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9700 reduction code for commutativity / associativity.
9702 2016-01-27 Martin Jambor <mjambor@suse.cz>
9704 PR tree-optimization/69355
9705 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9706 total_scalarization fails.
9708 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9710 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9713 2016-01-27 Christian Bruel <christian.bruel@st.com>
9716 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9717 Move arm_reset_previous_fndecl and set_target_option_current_node in
9718 the conditional part. Call save_restore_target_globals.
9719 * config/arm/arm.c (arm_set_current_function):
9720 Refactor to better support #pragma target and attribute mix.
9721 Call save_restore_target_globals.
9722 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9724 2016-01-27 Martin Liska <mliska@suse.cz>
9726 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9727 reference for an HSA kernel and its host function.
9729 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9731 PR tree-optimization/69399
9732 * wide-int.h (wi::lrshift): For larger precisions, only
9733 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9735 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9737 * config/arc/predicates.md (proper_comparison_operator): Reject
9738 constant-constant comparison.
9740 2016-01-26 Tom de Vries <tom@codesourcery.com>
9742 PR tree-optimization/69110
9743 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9744 DR_NUM_DIMENSIONS == 0.
9746 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9747 Sebastian Pop <s.pop@samsung.com>
9749 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9750 isl_ast_op_cond and isl_ast_op_select.
9751 (gcc_expression_from_isl_expr_op): Same.
9753 2016-01-26 Jason Merrill <jason@redhat.com>
9756 * tree.c (recompute_constructor_flags): Split out from
9758 (verify_constructor_flags): New.
9759 * tree.h: Declare them.
9761 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9763 PR rtl-optimization/69217
9764 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9765 are no TYPE_FIELDS set for the record type.
9767 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9770 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9771 toc_label_name unconditionally.
9772 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9773 SYMBOL_REF string. Use toc_label_name instead of constructing
9775 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9776 constructing LCTOC1.
9778 2016-01-26 Martin Sebor <msebor@redhat.com>
9781 * doc/extend.texi (Common Type Attributes): Move text that talks about
9782 attribute packed from attribute aligned to the section discussing
9783 the former attribute for clarity.
9785 2016-01-26 Richard Henderson <rth@redhat.com>
9788 * trans-mem.c (tm_region_init): Mark entry block as visited.
9790 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9793 * diagnostic-show-locus.c (layout::print_source_line): Replace
9794 call to pp_newline with call to layout::print_newline.
9795 (layout::print_annotation_line): Likewise.
9796 (layout::move_to_column): Likewise.
9797 (layout::print_any_fixits): After printing any fixits, print a
9798 trailing newline, if necessary.
9799 (layout::print_newline): New method, resetting any colorization
9801 (diagnostic_show_locus): Move the pp_newline to before the
9802 early bailout. Remove dummy block enclosing the layout instance.
9803 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9804 of pp_newline_and_flush with pp_flush.
9805 (diagnostic_append_note): Delete use of pp_newline.
9806 (diagnostic_append_note_at_rich_loc): Delete.
9807 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9808 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9809 when newline characters are added to the buffer.
9811 2016-01-26 Michael Matz <matz@suse.de>
9813 * configure.ac (ac_cv_std_swap_in_utility): New test.
9814 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9815 * configure: Regenerate.
9816 * config.in: Regenerate.
9818 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9820 * config/arc/arc.md (cstoresi4): Force operand into register.
9821 (arcset<code>): Fix predicate.
9822 (arcsetltu): Likewise.
9823 (arcsetgeu): Likewise.
9824 (arcsethi): Likewise.
9825 (arcsetls): Likewise.
9827 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9829 PR tree-optimization/69483
9830 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9831 if base has error_mark_node type.
9833 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9836 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9837 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9839 (vget_lane_f16): Handle big-endian.
9840 (vgetq_lane_f16): Likewise.
9841 (vset_lane_f16): Likewise.
9842 (vsetq_lane_f16): Likewise.
9843 * config/arm/iterators.md (VQXMOV): Add V8HF.
9844 (VDQ): Add V4HF and V8HF.
9845 (V_reg): Handle V4HF and V8HF.
9846 (Is_float_mode): Likewise.
9847 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9848 neon_vdup_nv8hf): New patterns.
9849 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9850 Use VD_LANE iterator.
9851 (neon_vld1_dup<mode>): Use VQ2 iterator.
9853 2016-01-26 Nathan Sidwell <nathan@acm.org>
9855 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9856 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9857 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9858 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9859 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9860 (oacc_validate_dims): Add LEVEL arg, don't return level.
9861 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9863 (execute_oacc_device_lower): Adjust, add more dump output.
9864 * tree-ssa-loop.c (gate_oacc_kernels): Use
9865 oacc_fn_attrib_kernels_p.
9866 * tree-parloops.c (create_parallel_loop): Adjust
9867 set_oacc_fn_attrib call.
9869 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9872 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9873 (append_compiler_options): Handle -fcilkplus.
9874 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9876 2016-01-26 Nick Clifton <nickc@redhat.com>
9879 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9880 been marked as DECL_ONE_ONLY but we do not the means to make it
9881 so, then do not allow it to bind locally.
9883 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9886 * opts.h (parse_sanitizer_options): New prototype.
9887 * opts.c (sanitizer_opts): New array.
9888 (parse_sanitizer_options): New function.
9889 (common_handle_option): Use parse_sanitizer_options.
9891 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9894 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9895 alignment adjustment to ...
9896 (ix86_update_stack_boundary): Here. Don't over-align stack for
9898 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9899 if __tls_get_addr is called.
9901 2016-01-26 Christian Bruel <christian.bruel@st.com>
9903 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9905 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9907 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9909 2016-01-26 Richard Biener <rguenther@suse.de>
9912 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9914 2016-01-26 Richard Biener <rguenther@suse.de>
9916 PR tree-optimization/69452
9917 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9918 (move_computations_dom_walker::before_dom_children): Rename
9920 (move_computations_worker): This.
9921 (move_computations): Perform an RPO rather than a DOM walk.
9923 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9926 * combine.c (combine_instructions): For REG_EQUAL note with
9927 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9928 to the underlying register.
9929 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9930 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9932 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9935 * config/aarch64/aarch64-builtins.c
9936 (aarch64_init_simd_builtin_types): Do not set structural
9937 equality to __Poly{8,16,64,128}_t types.
9939 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9941 PR tree-optimization/69400
9942 * wide-int.cc (wi_pack): Take the precision as argument and
9943 perform canonicalization here rather than in the callers.
9944 Use the main loop to handle all full-width HWIs. Add a
9945 zero HWI if in_len isn't a full result.
9946 (wi::divmod_internal): Update accordingly.
9947 (wi::mul_internal): Likewise. Simplify.
9949 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9950 Sebastian Pop <s.pop@samsung.com>
9952 * graphite-poly.c (apply_poly_transforms): Simplify.
9953 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9954 (print_isl_map): Same.
9955 (print_isl_union_map): Same.
9956 (print_isl_schedule): New.
9957 (debug_isl_schedule): New.
9958 * graphite-dependences.c (scop_get_reads): Do not call
9959 isl_union_map_add_map that is undocumented isl functionality.
9960 (scop_get_must_writes): Same.
9961 (scop_get_may_writes): Same.
9962 (scop_get_original_schedule): Remove.
9963 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9964 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9965 (compute_deps): Remove.
9966 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9967 (debug_schedule_ast): New.
9968 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9969 set_separate_option.
9970 (graphite_regenerate_ast_isl): Add dump.
9971 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9972 from scop->transformed_schedule.
9973 (graphite_regenerate_ast_isl): Add more dump.
9974 * graphite-optimize-isl.c (optimize_isl): Set
9975 scop->transformed_schedule. Check whether schedules are equal.
9976 (apply_poly_transforms): Move here.
9977 * graphite-poly.c (apply_poly_transforms): ... from here.
9978 (free_poly_bb): Static.
9979 (free_scop): Static.
9980 (pbb_number_of_iterations_at_time): Remove.
9981 (print_isl_ast): New.
9982 (debug_isl_ast): New.
9983 (debug_scop_pbb): New.
9984 * graphite-scop-detection.c (print_edge): Move.
9986 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9987 (build_scop_scattering): Remove.
9988 (create_pw_aff_from_tree): Assert instead of bailing out.
9989 (add_condition_to_pbb): Remove unused code, do not fail.
9990 (add_conditions_to_domain): Same.
9991 (add_conditions_to_constraints): Remove.
9992 (build_scop_context): New.
9993 (add_iter_domain_dimension): New.
9994 (build_iteration_domains): Initialize pbb->iterators.
9995 Call add_conditions_to_domain.
9998 (index_outermost_in_loop): New.
9999 (index_pbb_in_loop): New.
10000 (outermost_pbb_in): New.
10001 (add_in_sequence): New.
10002 (add_outer_projection): New.
10003 (outer_projection_mupa): New.
10004 (add_loop_schedule): New.
10005 (build_schedule_pbb): New.
10006 (build_schedule_loop): New.
10007 (embed_in_surrounding_loops): New.
10008 (build_schedule_loop_nest): New.
10009 (build_original_schedule): New.
10010 (build_poly_scop): Call build_original_schedule.
10011 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
10012 (free_poly_dr): Remove.
10013 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
10014 (free_poly_bb): Remove.
10015 (debug_loop_vec): Remove.
10016 (print_isl_ast): Declare.
10017 (debug_isl_ast): Declare.
10018 (scop_do_interchange): Remove.
10019 (scop_do_strip_mine): Remove.
10020 (scop_do_block): Remove.
10021 (flatten_all_loops): Remove.
10022 (optimize_isl): Remove.
10023 (pbb_number_of_iterations_at_time): Remove.
10024 (debug_scop_pbb): Declare.
10025 (print_schedule_ast): Declare.
10026 (debug_schedule_ast): Declare.
10027 (struct scop): Remove schedule. Add original_schedule,
10028 transformed_schedule.
10029 (free_gimple_poly_bb): Remove.
10030 (print_generated_program): Remove.
10031 (debug_generated_program): Remove.
10032 (unify_scattering_dimensions): Remove.
10033 * sese.c (print_edge): ... here.
10034 (print_sese): ... here.
10035 (debug_edge): ... here.
10036 (debug_sese): ... here.
10037 * sese.h (print_edge): Declare.
10038 (print_sese): Declare.
10039 (dump_edge): Declare.
10040 (dump_sese): Declare.
10042 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10043 Sebastian Pop <s.pop@samsung.com>
10045 * Makefile.in: Set ISLVER in site.exp.
10047 2016-01-25 Jakub Jelinek <jakub@redhat.com>
10049 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
10050 DECL_VALUE_EXPR of new_var even for the non-array case. Look
10051 through DECL_VALUE_EXPR for expansion.
10053 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
10055 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
10056 the frame info after reload completed.
10058 2016-01-25 Jeff Law <law@redhat.com>
10060 PR tree-optimization/69196
10061 PR tree-optimization/68398
10062 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
10063 tree-ssa-threadupdate.c.
10064 (determine_bb_domination_status): Prototype
10065 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
10066 (determine_bb_domination_status): No longer static.
10067 (valid_jump_thread_path): Remove code to detect characteristics
10068 of the jump thread path not associated with correctness.
10069 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
10070 Correct test for thread path length. Count PHIs for real operands as
10071 statements that need to be copied. Do not count ASSERT_EXPRs.
10072 Look at all the blocks in the thread path. Compute and selectively
10073 filter thread paths based on threading through the latch, threading
10074 a multiway branch or crossing a multiway branch.
10076 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10078 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
10079 decl with __attribute__ ((unused)) annotation.
10081 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
10084 * tree-vect-stmts.c (vectorizable_condition): Check vectype
10085 of operands is compatible with a statement vectype.
10087 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
10089 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
10090 improve wording for mixed storage order support.
10092 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
10094 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
10095 (vcvt_u64_f64): Likewise.
10096 (vcvta_s64_f64): Likewise.
10097 (vcvta_u64_f64): Likewise.
10098 (vcvtm_s64_f64): Likewise.
10099 (vcvtm_u64_f64): Likewise.
10100 (vcvtn_s64_f64): Likewise.
10101 (vcvtn_u64_f64): Likewise.
10102 (vcvtp_s64_f64): Likewise.
10103 (vcvtp_u64_f64): Likewise.
10105 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
10107 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
10108 (arc_init): Check validity mll64 option.
10109 (arc_save_restore): Use double load/store instruction.
10110 (arc_expand_movmem): Likewise.
10111 (arc_split_move): Don't split if we have double load/store
10112 instructions. Returns a boolean.
10113 (arc_process_double_reg_moves): Change function to return boolean
10114 instead of a sequence of instructions.
10115 (arc_dwarf_register_span): New function.
10116 * config/arc/arc-protos.h (arc_split_move): Change prototype.
10117 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
10118 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
10119 (*movdf_insn): Likewise.
10120 * config/arc/arc.opt (mll64): New option.
10121 * config/arc/predicates.md (even_register_operand): New predicate.
10122 * doc/invoke.texi (ARC Options): Add mll64 documentation.
10124 2016-01-25 Richard Biener <rguenther@suse.de>
10127 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
10128 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
10130 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
10132 2016-01-25 Richard Biener <rguenther@suse.de>
10134 PR tree-optimization/69376
10135 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
10137 (VN_INFO_ANTI_RANGE_P): New inline.
10138 (VN_INFO_RANGE_TYPE): Likewise.
10139 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
10140 SSA_NAME_ANTI_RANGE_P.
10141 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
10142 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10143 Properly query VN_INFO_RANGE_TYPE.
10145 2016-01-25 Nick Clifton <nickc@redhat.com>
10148 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
10150 2016-01-23 Tom de Vries <tom@codesourcery.com>
10152 PR tree-optimization/69426
10153 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
10156 2016-01-23 Jakub Jelinek <jakub@redhat.com>
10158 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
10159 "the the" with "the" in the comments.
10160 * ipa-devirt.c (build_type_inheritance_graph,
10161 update_type_inheritance_graph): Likewise.
10162 * tree.c (build_function_type_list_1): Likewise.
10163 * cfgloopmanip.c (scale_loop_profile): Likewise.
10164 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
10165 * gimple-ssa-split-paths.c
10166 (find_block_to_duplicate_for_splitting_paths): Likewise.
10167 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
10168 * expr.c (convert_move): Likewise.
10169 * var-tracking.c (vt_stack_adjustments): Likewise.
10170 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10171 * tree-vrp.c (test_for_singularity): Likewise.
10173 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
10174 directly instead of building a temporary tree.
10177 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
10178 remove <algorithm> include.
10180 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10183 * config/i386/i386.c: Include dojump.h.
10184 (expand_small_movmem_or_setmem,
10185 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
10187 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
10188 if dynamic_check != -1.
10190 2016-01-21 Jeff Law <law@redhat.com>
10192 PR middle-end/69347
10193 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
10194 record_temporary_equivalences. Rewritten to avoid unnecessary calls
10195 into dominated_by_p.
10196 (cprop_into_successor_phis): Avoid unnecessary tests.
10198 2016-01-22 Richard Henderson <rth@redhat.com>
10201 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
10202 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
10204 2016-01-22 Michael Matz <matz@suse.de>
10206 * system.h (string, algorithm): Include only conditionally.
10207 (new): Include always under C++.
10208 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
10209 * final.c (toplevel): Ditto.
10210 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
10211 * genconditions.c (write_header): Make gencondmd.c define
10213 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
10215 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
10216 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
10218 2016-01-22 Christian Bruel <christian.bruel@st.com>
10221 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
10223 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10226 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
10227 define_insn_and_split. Ensure operands[1] and operands[0] do not
10228 get assigned the same register.
10230 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
10232 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
10234 2016-01-22 Christian Bruel <christian.bruel@st.com>
10236 * config/arm/arm-c.c (arm_pragma_target_parse):
10237 Remove warn_builtin_macro_redefined overwrite.
10239 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10241 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
10242 flag_non_call_exceptions compatibility.
10244 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10247 * dwarf2out.c (add_child_die_after): New function.
10248 (dwarf_qual_info_t): New type.
10249 (dwarf_qual_info): New variable.
10250 (qualified_die_p): New function.
10251 (modified_type_die): For -fdebug-types-section, ensure
10252 canonical order of qualifiers. Put qualified DIEs adjacent
10253 to the corresponding non-qualified type DIE and search there
10254 for existing qualified DIEs.
10256 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10258 * doc/extend.texi (scalar_storage_order type attribute): Document
10259 restriction on type punning and aliasing, and remove future tense.
10261 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
10264 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
10267 2016-01-21 Jeff Law <law@redhat.com>
10269 PR middle-end/69347
10270 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
10271 useless call to record_temporary_equivalences.
10272 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
10273 allocate 10 slots in the bb_path vector and let it grow as needed.
10274 (fsm_find_control_statement_thread_paths): Similarly for the next_path
10277 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10279 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
10281 * configure: Regenerate.
10283 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
10285 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
10286 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
10288 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
10290 PR middle-end/66178
10291 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
10292 drop EXPAND_INITIALIZER.
10293 * rtl.h (contains_symbolic_reference_p): Declare.
10294 * rtlanal.c (contains_symbolic_reference_p): New function.
10295 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
10296 a subtraction into a NOT if symbolic constants are involved.
10298 2016-01-21 Anton Blanchard <anton@samba.org>
10299 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10302 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
10304 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
10307 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10309 * config/microblaze/microblaze.c
10310 (get_branch_target): New.
10311 (insert_wic_for_ilb_runout): New.
10313 (microblaze_machine_dependent_reorg): New.
10314 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
10315 * config/microblaze/microblaze.md
10316 (UNSPEC_IPREFETCH): Define.
10317 (iprefetch): New pattern
10318 * config/microblaze/microblaze.opt
10319 (mxl-prefetch): New flag.
10321 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10323 * config/microblaze/microblaze.h
10324 (FIXED_REGISTERS): Update in macro.
10325 (CALL_USED_REGISTERS): Update in macro.
10327 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
10329 PR rtl-optimization/68920
10330 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
10333 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
10335 PR rtl-optimization/68990
10336 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
10337 pseudo instead of inheritance ones.
10339 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10340 Nick Clifton <nickc@redhat.com>
10344 * config/mips/mips.c (mips_compute_frame_info): Initialise
10345 args_size and hard_frame_pointer_offset fields of the frame
10346 structure before calling mips_global_pointer.
10348 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10350 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
10352 * configure: Regenerate.
10354 2016-01-21 Richard Biener <rguenther@suse.de>
10356 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
10358 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10360 * config/s390/s390.c (s390_asm_declare_function_size): Add code
10361 to actually emit the .size directive.
10363 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
10364 Jakub Jelinek <jakub@redhat.com>
10368 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
10369 args array size by one to avoid buffer overflow.
10371 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10373 * config/s390/s390.md (pool_section_start): Use switch_to_section
10374 to select proper read-only data section instead of hardcoding
10376 (pool_section_end): Use switch_to_section to match the above.
10378 2016-01-21 Richard Biener <rguenther@suse.de>
10380 PR tree-optimization/69378
10381 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
10382 (set_ssa_val_to): Use it for dominance checks taking into
10383 account not executable edges.
10385 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10388 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
10389 for bitsize instead of GET_MODE_PRECISION (mode).
10391 2016-01-20 Martin Sebor <msebor@redhat.com>
10394 * extend.texi (__sync Builtins): Clarify the semantics of
10395 __sync_fetch_and_OP built-ins on pointers.
10396 (__atomic Builtins): Same.
10398 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10399 Sebastian Pop <s.pop@samsung.com>
10401 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
10402 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
10403 (is_valid_rename): Same.
10404 (translate_isl_ast_to_gimple::get_rename): Same.
10405 (translate_isl_ast_to_gimple::rename_all_uses): Same.
10406 (translate_isl_ast_to_gimple::rename_uses): Same.
10407 (get_new_name): Check for close_phi nodes.
10408 (copy_loop_phi_args): Use phi_node_kind.
10409 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
10410 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
10412 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10413 Sebastian Pop <s.pop@samsung.com>
10415 Revert commit r229783.
10416 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
10417 Remove use of parameter_rename_map.
10418 (copy_def): Remove.
10419 (copy_internal_parameters): Remove.
10420 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
10421 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
10422 (free_sese_info): Do not free parameter_rename_map.
10423 (set_rename): Do not use parameter_rename_map.
10424 (rename_uses): Update call to set_rename.
10425 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
10426 * sese.h (parameter_rename_map_t): Remove.
10427 (struct sese_info_t): Remove field parameter_rename_map.
10429 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10430 Sebastian Pop <s.pop@samsung.com>
10432 * graphite-isl-ast-to-gimple.c: Fix comment.
10433 * graphite-scop-detection.c (defined_in_loop_p): New.
10434 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
10435 names defined in loop.
10437 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10438 Sebastian Pop <s.pop@samsung.com>
10440 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
10441 Discard unstructured if-then-else regions.
10443 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10444 Sebastian Pop <s.pop@samsung.com>
10446 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
10447 (cleanup_loop_iter_dom): Remove.
10448 (build_loop_iteration_domains): Remove.
10449 (build_scop_context): Remove.
10450 (build_scop_iteration_domain): Remove.
10451 (add_loop_constraints): New.
10452 (build_iteration_domains): New.
10453 (build_poly_scop): Call build_iteration_domains.
10455 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10456 Sebastian Pop <s.pop@samsung.com>
10458 * graphite-scop-detection.c
10459 (scop_detection::harmful_loop_in_region): Free dom and loops.
10460 (scop_detection::loop_body_is_valid_scop): Free bbs.
10462 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10463 Sebastian Pop <s.pop@samsung.com>
10465 * graphite-scop-detection.c (record_loop_in_sese): New.
10466 (gather_bbs::before_dom_children): Call record_loop_in_sese.
10467 (build_scops): Remove call to build_sese_loop_nests.
10468 * sese.c (sese_record_loop): Remove.
10469 (build_sese_loop_nests): Remove.
10470 (new_sese_info): Remove region->loops.
10471 (free_sese_info): Same.
10472 * sese.h (sese_contains_loop): Same.
10473 (build_sese_loop_nests): Remove.
10474 (sese_contains_loop): Remove.
10476 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10477 Sebastian Pop <s.pop@samsung.com>
10479 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
10480 loop_is_valid_in_scop.
10481 (scop_detection::harmful_stmt_in_region): Renamed
10482 harmful_loop_in_region.
10483 Call loop_is_valid_in_scop.
10485 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10486 Sebastian Pop <s.pop@samsung.com>
10488 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
10491 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10492 Sebastian Pop <s.pop@samsung.com>
10494 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
10495 * graphite.h (struct poly_bb): Remove field is_reduction.
10496 (PBB_IS_REDUCTION): Remove.
10498 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10499 Sebastian Pop <s.pop@samsung.com>
10501 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
10502 (add_pdr_constraints): Same.
10503 (scop_get_reads): Same.
10504 (scop_get_must_writes): Same.
10505 (scop_get_may_writes): Same.
10506 (scop_get_original_schedule): Same.
10507 (extend_schedule): Same.
10508 (apply_schedule_on_deps): Same.
10509 (carries_deps): Same.
10510 (compute_deps): Same.
10511 (scop_get_dependences): Same.
10512 * graphite-isl-ast-to-gimple.c
10513 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
10514 * graphite-optimize-isl.c (get_schedule_for_band): Same.
10515 (get_schedule_for_band_list): Same.
10516 (get_schedule_map): Same.
10517 (apply_schedule_map_to_scop): Same.
10518 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
10519 (build_loop_iteration_domains): Same.
10520 (add_condition_to_pbb): Same.
10521 (add_param_constraints): Same.
10522 (pdr_add_memory_accesses): Same.
10523 (pdr_add_data_dimensions): Same.
10525 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10527 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
10530 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10532 * common.opt (feliminate-dwarf2-dups): Replace references to
10533 "DWARF 2" with just "DWARF".
10534 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
10535 * doc/extend.texi: Likewise.
10536 * doc/cpp.texi: Likewise.
10537 * doc/invoke.texi: Likewise.
10538 (Option Summary): Add -gdwarf to list of Debugging Options.
10539 (Debugging Options): Document -gdwarf.
10540 * doc/contrib.texi: Spell "DWARF" like that.
10542 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10544 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
10545 warning. Fix up formatting.
10547 PR middle-end/67653
10548 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
10549 attempt to mark memory input operand addressable and
10550 call prepare_gimple_addressable in that case. Don't adjust
10551 input_location for diagnostics, use error_at instead.
10553 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
10555 * config/rs6000/ppc-auxv.h: New file.
10556 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
10557 (cpu_is): Likewise.
10558 (cpu_supports): Likewise.
10559 * config/rs6000/rs6000.c: include "ppc-auxv.h".
10560 (cpu_is_info): New variable.
10561 (cpu_supports_info): Likewise.
10562 (tcb_verification_symbol): Likewise.
10563 (cpu_builtin_p): Likewise.
10564 (cpu_expand_builtin): New function.
10565 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
10566 (rs6000_init_builtins): Likewise.
10567 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
10568 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
10569 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
10570 * configure: Regenerate.
10571 * config.in: Likewise.
10572 * doc/extend.texi (PowerPC Built-in Functions): Document
10573 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
10575 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
10578 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
10580 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
10583 2016-01-20 Richard Henderson <rth@redhat.com>
10589 * tree.c (tm_define_builtin): New.
10590 (find_tm_vector_type): New.
10591 (build_tm_vector_builtins): New.
10592 (build_common_builtin_nodes): Call it.
10594 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
10596 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
10597 (arm_fp_ok): Likewise.
10598 (arm_fp): Likewise.
10599 (arm_crypto): Likewise.
10601 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
10602 Richard Biener <rguenther@suse.de>
10604 PR tree-optimization/69328
10605 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
10606 vectors have same number of elements.
10607 (vectorizable_condition): Fix masked version recognition.
10609 2016-01-20 Richard Biener <rguenther@suse.de>
10611 PR tree-optimization/69345
10612 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
10613 (VN_INFO_PTR_INFO): Likewise.
10614 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
10615 info when it is equal between non-dominating SSA names.
10616 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10617 Make sure to look at original SSA infos.
10619 2016-01-20 Jeff Law <law@redhat.com>
10622 * config/m68k/predicates.md (pow2_m1_operand): New predicate
10624 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
10625 (pc_or_label_operand): New predicate.
10626 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
10627 tests for small integers that are 2^n - 1.
10629 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
10631 * doc/invoke.texi (Options Summary): Add '.' after @xref.
10633 2016-01-19 Jeff Law <law@redhat.com>
10635 PR middle-end/69347
10636 * tree-ssa-threadbackwards.c
10637 (fsm_find_control_statement_thread_paths): Do not try to lookup
10638 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
10640 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10642 * doc/lto.texi: Remove text that says only Gold has linker plugin
10645 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
10647 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
10648 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
10649 the DIE accordingly.
10650 (modified_type_die): Add REVERSE parameter and pass it recursively,
10651 as well as to base_type_die. Adjust presence check accordingly.
10652 (base_type_for_mode): Adjust call to modified_type_die.
10653 (add_type_attribute): Add REVERSE parameter and pass it to
10655 (generic_parameter_die): Adjust call to add_type_attribute.
10656 (add_scalar_info): Likewise.
10657 (add_subscript_info): Likewise.
10658 (gen_array_type_die): Likewise.
10659 (gen_descr_array_type_die): Likewise.
10660 (gen_entry_point_die): Likewise.
10661 (gen_enumeration_type_die): Likewise.
10662 (gen_formal_parameter_die): Likewise.
10663 (gen_subprogram_die): Likewise.
10664 (gen_variable_die ): Likewise.
10665 (gen_const_die): Likewise.
10666 (gen_field_die): Likewise.
10667 (gen_pointer_type_die): Likewise.
10668 (gen_reference_type_die): Likewise.
10669 (gen_ptr_to_mbr_type_die): Likewise.
10670 (gen_inheritance_die): Likewise.
10671 (gen_subroutine_type_die): Likewise.
10672 (gen_typedef_die): Likewise.
10673 (force_type_die): Adjust call to modified_type_die.
10675 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10677 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10678 flow throughout the file. Fix broken link to Objective-C 2.0
10680 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10683 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10685 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10687 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10690 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10691 (maybe_record_node): Record cxa_pure_virtual as the only possible
10692 target if there are not ohter candidates.
10693 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10695 2016-01-19 Richard Biener <rguenther@suse.de>
10697 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10698 (get_memory_order): Likewise.
10700 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10702 * tree-vect-stmts.c (vectorizable_store): Check
10705 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10708 * gcc.c (driver::decode_argv): Add call to
10709 init_opts_obstack before init_options_struct.
10710 * opts.c (init_opts_obstack): Remove idempotency.
10711 (init_options_struct): Replace call to init_opts_obstack
10712 with a gcc_assert to verify that it has already been called.
10713 * toplev.c (toplev::main): Add call to init_opts_obstack before
10714 calls to init_options_struct.
10715 (toplev::finalize): Move cleanup of opts_obstack next to
10716 cleanup of save_decoded_options, clearing the latter, and
10717 save_decoded_options_count.
10719 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10722 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10723 attribute to unconditional. Remove %? from output template.
10725 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10726 Jiong Wang <jiong.wang@arm.com>
10728 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10729 generated from different expand order.
10731 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10733 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10734 Add support for CCMP costing.
10736 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10738 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10739 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10740 (fccmpe<mode>): Likewise.
10741 (fcmp): Rename to fcmp and globalize pattern.
10743 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10744 (aarch64_gen_ccmp_next): Add FP support.
10746 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10748 * target.def (gen_ccmp_first): Update documentation.
10749 (gen_ccmp_next): Likewise.
10750 * doc/tm.texi (gen_ccmp_first): Update documentation.
10751 (gen_ccmp_next): Likewise.
10752 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10753 expand_ccmp_expr_1. Improve comments.
10754 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10755 (ccmp_ior<mode>): Remove pattern.
10756 (cmp<mode>): Remove expand.
10757 (cmp): Globalize pattern.
10758 (cstorecc4): Use cc_register.
10759 (mov<mode>cc): Remove ccmp_cc_register check.
10760 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10761 Simplify after removal of CC_DNE/* modes.
10762 (aarch64_ccmp_mode_to_code): Remove.
10763 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10764 In 'k' case use integer as condition.
10765 (aarch64_nzcv_codes): Remove inverted cases.
10766 (aarch64_code_to_ccmode): Remove.
10767 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10768 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10769 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10770 pattern. Return the comparison with CC register. Invert conditions
10771 when bitcode is OR.
10772 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10773 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10775 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10777 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10778 instrumented_version.
10780 2016-01-19 Richard Biener <rguenther@suse.de>
10782 PR tree-optimization/69336
10783 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10784 handled components with get_ref_base_and_extent.
10785 (equal_mem_array_ref_p): Adjust.
10787 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10790 * shrink-wrap.c: Include valtrack.h.
10791 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10792 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10793 in between insn and where it will be moved to. Call
10794 dead_debug_insert_temp.
10795 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10796 first and dead_debug_local_finish at the end.
10797 For uses and defs bitmap, handle all regs in between REGNO and
10798 END_REGNO, not just the first one.
10800 2016-01-19 Richard Biener <rguenther@suse.de>
10802 PR tree-optimization/69352
10803 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10804 (equal_mem_array_ref_p): Constrain size and max size properly.
10805 Compare the reverse flag.
10807 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10809 * ira.c (ira): Update regstat data if we deleted insns.
10811 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10813 PR rtl-optimization/68955
10814 PR rtl-optimization/64557
10815 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10816 here. Fix up formatting.
10817 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10819 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10822 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10823 assume that the node has body.
10824 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10827 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10829 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10832 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10834 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10835 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10837 2016-01-19 Martin Jambor <mjambor@suse.cz>
10838 Martin Liska <mliska@suse.cz>
10839 Michael Matz <matz@suse.de>
10841 * Makefile.in (OBJS): Add new source files.
10842 (GTFILES): Add hsa.c.
10843 * common.opt (disable_hsa): New variable.
10844 (-Whsa): New warning.
10845 * config.in (ENABLE_HSA): New.
10846 * configure.ac: Treat hsa differently from other accelerators.
10847 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10848 $enable_offloading.
10849 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10850 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10851 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10852 --with-hsa-kmt-lib.
10853 * doc/invoke.texi (-Whsa): Document.
10854 (hsa-gen-debug-stores): Likewise.
10855 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10856 to invoke offload compiler for hsa acclerator.
10857 * opts.c (common_handle_option): Determine whether HSA offloading
10858 should be performed.
10859 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10860 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10861 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10862 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10863 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10864 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10865 GF_OMP_FOR_KIND_GRID_LOOP.
10866 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10867 (pp_gimple_stmt_1): Likewise.
10868 * gimple-walk.c (walk_gimple_stmt): Likewise.
10869 * gimple.c (gimple_build_omp_grid_body): New function.
10870 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10871 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10872 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10873 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10874 GF_OMP_TEAMS_GRID_PHONY.
10875 (gimple_statement_omp_single_layout): Updated comments.
10876 (gimple_build_omp_grid_body): New function.
10877 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10878 (gimple_omp_for_grid_phony): New function.
10879 (gimple_omp_for_set_grid_phony): Likewise.
10880 (gimple_omp_parallel_grid_phony): Likewise.
10881 (gimple_omp_parallel_set_grid_phony): Likewise.
10882 (gimple_omp_teams_grid_phony): Likewise.
10883 (gimple_omp_teams_set_grid_phony): Likewise.
10884 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10885 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10886 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10887 (BUILT_IN_GOMP_TARGET): Updated type.
10888 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10889 (adjust_for_condition): New function.
10890 (get_omp_for_step_from_incr): Likewise.
10891 (extract_omp_for_data): Moved parts to adjust_for_condition and
10892 get_omp_for_step_from_incr.
10893 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10894 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10895 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10896 (scan_omp_parallel): Do not create child functions for phony
10898 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10899 (scan_omp_1_op): Checking assert we are not remapping to
10900 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10901 (parallel_needs_hsa_kernel_p): New function.
10902 (expand_parallel_call): Register apprpriate parallel child
10903 functions as HSA kernels.
10904 (grid_launch_attributes_trees): New type.
10905 (grid_attr_trees): New variable.
10906 (grid_create_kernel_launch_attr_types): New function.
10907 (grid_insert_store_range_dim): Likewise.
10908 (grid_get_kernel_launch_attributes): Likewise.
10909 (get_target_argument_identifier_1): Likewise.
10910 (get_target_argument_identifier): Likewise.
10911 (get_target_argument_value): Likewise.
10912 (push_target_argument_according_to_value): Likewise.
10913 (get_target_arguments): Likewise.
10914 (expand_omp_target): Call get_target_arguments instead of looking
10915 up for teams and thread limit.
10916 (grid_expand_omp_for_loop): New function.
10917 (grid_arg_decl_map): New type.
10918 (grid_remap_kernel_arg_accesses): New function.
10919 (grid_expand_target_kernel_body): New function.
10920 (expand_omp): Call it.
10921 (lower_omp_for): Do not emit phony constructs.
10922 (lower_omp_taskreg): Do not emit phony constructs but create for them
10923 a temporary variable receiver_decl.
10924 (lower_omp_taskreg): Do not emit phony constructs.
10925 (lower_omp_teams): Likewise.
10926 (lower_omp_grid_body): New function.
10927 (lower_omp_1): Call it.
10928 (grid_reg_assignment_to_local_var_p): New function.
10929 (grid_seq_only_contains_local_assignments): Likewise.
10930 (grid_find_single_omp_among_assignments_1): Likewise.
10931 (grid_find_single_omp_among_assignments): Likewise.
10932 (grid_find_ungridifiable_statement): Likewise.
10933 (grid_target_follows_gridifiable_pattern): Likewise.
10934 (grid_remap_prebody_decls): Likewise.
10935 (grid_copy_leading_local_assignments): Likewise.
10936 (grid_process_kernel_body_copy): Likewise.
10937 (grid_attempt_target_gridification): Likewise.
10938 (grid_gridify_all_targets_stmt): Likewise.
10939 (grid_gridify_all_targets): Likewise.
10940 (execute_lower_omp): Call grid_gridify_all_targets.
10941 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10942 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10943 (tree_omp_clause): Added union field dimension.
10944 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10945 * tree.c (omp_clause_num_ops): Added number of arguments of
10946 OMP_CLAUSE__GRIDDIM_.
10947 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10948 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10949 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10950 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10951 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10952 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10953 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10954 * tree-pass.h (make_pass_gen_hsail): Declare.
10955 (make_pass_ipa_hsa): Likewise.
10956 * ipa-hsa.c: New file.
10957 * lto-section-in.c (lto_section_name): Add hsa section name.
10958 * lto-streamer.h (lto_section_type): Add hsa section.
10959 * timevar.def (TV_IPA_HSA): New.
10960 * hsa-brig-format.h: New file.
10961 * hsa-brig.c: New file.
10962 * hsa-dump.c: Likewise.
10963 * hsa-gen.c: Likewise.
10966 * toplev.c (compile_file): Call hsa_output_brig.
10967 * hsa-regalloc.c: New file.
10969 2016-01-18 Jeff Law <law@redhat.com>
10971 PR tree-optimization/69320
10972 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10973 ranged object, do nothing if the RHS constant is not [0..1].
10974 (optimize_stmt): Comparing a boolean ranged object against a
10975 constant outside [0..1] results in a compile-time constant.
10977 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10980 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10982 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10983 (Option Summary): Update to reflect new section and moved options.
10984 (C++ Dialect Options): Move -fstats to new section.
10985 (Debugging Options): Move all dump, statistics, and other GCC
10986 developer options to new section. Rewrite section introduction
10987 and re-order remaining options to put the more basic ones first.
10988 (Optimization Options): Move -fira-verbose and -flto-report* to
10990 (Developer Options): New section incorporating moved options.
10991 * doc/cppopts.texi (-dM): Update cross-reference.
10993 2016-01-18 Richard Henderson <rth@redhat.com>
10996 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10997 operands to pseudo only if CSE is expected. Split long immediate
10998 operands only after reload, and for the stack pointer.
10999 (*add<GPI>3_pluslong): Remove.
11000 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
11001 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
11002 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
11003 (*add<GPI>3 peepholes): New.
11004 (*add<GPI>3 splitters): New.
11005 * config/aarch64/constraints.md (Upl): New.
11006 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
11008 2016-01-18 Richard Biener <rguenther@suse.de>
11010 PR tree-optimization/69297
11011 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
11013 (vect_bb_vectorization_profitable_p): Clear visited flag again.
11015 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
11017 PR middle-end/68542
11018 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
11019 of mixind vector and scalar types.
11020 (fold_relational_const): Add handling of vector
11021 comparison with boolean result.
11022 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
11023 comparison of vector operands with boolean result for EQ/NE only.
11024 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
11025 (verify_gimple_cond): Likewise.
11026 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
11029 2016-01-18 Joseph Myers <joseph@codesourcery.com>
11031 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
11034 2016-01-18 Richard Biener <rguenther@suse.de>
11036 PR middle-end/69308
11037 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
11039 2016-01-18 Tom de Vries <tom@codesourcery.com>
11041 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
11043 2016-01-18 Tom de Vries <tom@codesourcery.com>
11045 * omp-low.c (set_oacc_fn_attrib): Make extern.
11046 * omp-low.h (set_oacc_fn_attrib): Declare.
11047 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
11048 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
11049 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
11050 Add and handle function parameter oacc_kernels_p.
11051 (find_reduc_addr, get_omp_data_i_param): New function.
11052 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
11053 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
11054 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
11055 Calculate dominance info. Skip loops that are not in a kernels region
11056 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
11057 (pass_parallelize_loops::execute): Call parallelize_loops with
11058 oacc_kernels_p argument.
11059 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
11060 New member function.
11061 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
11062 * passes.def: Add argument to pass_parallelize_loops instantation.
11064 2016-01-18 Tom de Vries <tom@codesourcery.com>
11066 * tree-parloops.c (pass_parallelize_loops::execute): Allow
11067 pass_parallelize_loops to be run outside the loop pipeline.
11069 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11071 * tree-scalar-evolution.c (follow_copies_to_constant): New.
11072 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
11074 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11077 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
11078 using get_ref_base_and_extent.
11079 (equal_mem_array_ref_p): New.
11080 (hashable_expr_equal_p): Add call to previous.
11082 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11085 * tree-sra.c (disqualified_constants, constant_decl_p): New.
11086 (sra_initialize): Allocate disqualified_constants.
11087 (sra_deinitialize): Free disqualified_constants.
11088 (disqualify_candidate): Update disqualified_constants when appropriate.
11089 (create_access): Scan for constant-pool entries as we go along.
11090 (scalarizable_type_p): Add check against type_contains_placeholder_p.
11091 (maybe_add_sra_candidate): Allow constant-pool entries.
11092 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
11093 (initialize_constant_pool_replacements): New.
11094 (sra_modify_assign): Avoid mangling assignments created by previous,
11095 and don't generate writes into constant pool.
11096 (sra_modify_function_body): Call initialize_constant_pool_replacements.
11098 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11100 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
11101 andnot instruction.
11102 (scalar_chain::convert_op): Likewise.
11103 * config/i386/i386.md (*andndi3_doubleword): New.
11105 2016-01-18 Richard Biener <rguenther@suse.de>
11107 PR tree-optimization/69170
11108 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
11109 building a vector from scalar results of a pattern stmt.
11111 2016-01-18 Jakub Jelinek <jakub@redhat.com>
11113 * haifa-sched.c (autopref_multipass_init): Work around
11114 -Wmaybe-uninitialized warning.
11116 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
11118 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
11119 against the constant 0.
11121 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11123 PR tree-optimization/68799
11124 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
11125 look up phi candidates in the statement-candidate map.
11126 (phi_add_costs): Likewise.
11127 (record_phi_increments): Likewise.
11128 (phi_incr_cost): Likewise.
11129 (ncd_with_phi): Likewise.
11130 (all_phi_incrs_profitable): Likewise.
11132 2016-01-17 Jakub Jelinek <jakub@redhat.com>
11134 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
11135 -Wmaybe-uninitialized warning.
11137 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
11139 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11140 (Option Summary): Update to reflect new section and moved options.
11141 (C++ Dialect Options): Move -fvtable-verify and related options.
11142 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
11143 and profiling-related options.
11144 (Optimization Options): Move profile generation options and
11145 -fstack-protector and related options.
11146 (Instrumentation Options): New section incorporating moved options.
11147 (Code Generation Options): Move -finstrument-functions and
11148 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
11150 2016-01-16 Tom de Vries <tom@codesourcery.com>
11152 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
11154 2016-01-16 Tom de Vries <tom@codesourcery.com>
11156 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
11158 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
11160 * hash-table.h (hash_table::empty): Turn into an inline wrapper
11161 that checks whether the table is already empty. Rename the
11162 original implementation to...
11163 (hash_table::empty_slot): ...this new private function.
11165 2016-01-15 David Malcolm <dmalcolm@redhat.com>
11167 PR diagnostic/68899
11168 * diagnostic-show-locus.c (layout::print_source_line): Move x
11169 offset of line until after call to
11170 get_line_width_without_trailing_whitespace.
11172 2016-01-15 Jeff Law <law@redhat.com>
11174 PR tree-optimization/69270
11175 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
11176 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
11177 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
11178 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
11179 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11180 ssa_name_has_boolean_range and constant_boolean_node.
11182 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
11184 PR rtl-optimization/69030
11185 * lra-spills.c (remove_pseudos): Check nrefs and make the function
11187 (spill_pseudos): Delete debug insn for dead pseudo.
11188 (lra_spill): Initiate spill_hard_reg and slots memory separately.
11190 2016-01-15 Jiong Wang <jiong.wang@arm.com>
11192 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
11194 (TYPES_UNOPUS): Likewise.
11195 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
11196 builtin type, from UNOP to UNOPUS.
11197 (lbtruncuv4sf): Likewise.
11198 (lbtruncuv2df): Likewise.
11199 (lrounduv2sf): Likewise.
11200 (lrounduv4sf): Likewise.
11201 (lrounduv2df): Likewise.
11202 (lroundusf): Likewise.
11203 (lroundusf): Likewise.
11204 (lceiluv2sf): Likewise.
11205 (lceiluv4sf): Likewise.
11206 (lceiluv2df): Likewise.
11207 (lceilusf): Likewise.
11208 (lceiludf): Likewise.
11209 (lflooruv2sf): Likewise.
11210 (lflooruv4sf): Likewise.
11211 (lflooruv2df): Likewise.
11212 (lfloorusf): Likewise.
11213 (lfloorudf): Likewise.
11214 (lfrintnuv2sf): Likewise.
11215 (lfrintnuv4sf): Likewise.
11216 (lfrintnuv2df): Likewise.
11217 (lfrintnusf): Likewise.
11218 (lfrintnudf): Likewise.
11219 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
11221 (vcvtq_u32_f32): Likewise.
11222 (vcvtq_u64_f64): Likewise.
11223 (vcvta_u32_f32): Likewise.
11224 (vcvtaq_u32_f32): Likewise.
11225 (vcvtaq_u64_f64): Likewise.
11226 (vcvtm_u32_f32): Likewise.
11227 (vcvtmq_u32_f32): Likewise.
11228 (vcvtmq_u64_f64): Likewise.
11229 (vcvtn_u32_f32): Likwise.
11230 (vcvtnq_u32_f32): Likewise.
11231 (vcvtnq_u64_f64): Likewise.
11232 (vcvtp_u32_f32): Likewise.
11233 (vcvtpq_u32_f32): Likewise.
11234 (vcvtpq_u64_f64): Likewise.
11235 (vcvtmd_u64_f64): Likewise.
11236 (vcvtms_u32_f32): Likewise.
11237 (vcvtad_u64_f64): Likewise.
11238 (vcvtas_u32_f32): Likewise.
11239 (vcvtnd_u64_f64): Likewise.
11240 (vcvtns_u32_f32): Likewise.
11241 (vcvtpd_u64_f64): Likewise.
11242 (vcvtps_u32_f32): Likewise.
11244 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11246 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
11247 CSEL of zero_extended registers.
11249 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11251 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
11252 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
11254 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11256 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
11257 false when argument string is not found in the attributes table
11260 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
11263 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
11264 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
11265 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
11266 precision estimate.
11268 2016-01-15 Richard Biener <rguenther@suse.de>
11270 PR tree-optimization/66856
11271 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
11272 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
11273 (vect_create_new_slp_node): Increment stmt reference count.
11274 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
11275 an SLP tree before swapping operands.
11276 (vect_build_slp_tree): Likewise.
11277 (destroy_bb_vec_info): Free stmt info after SLP instances.
11278 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
11279 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
11280 (STMT_VINFO_NUM_SLP_USES): New macro.
11282 2016-01-15 Richard Biener <rguenther@suse.de>
11285 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
11286 (add_linkage_name): ... here.
11287 (gen_typedef_die): Use add_linkage_name_raw instead of
11288 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
11291 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
11293 * gimplify.c (oacc_default_clause): Decode reference and pointer
11294 types for both kernels and parallel regions.
11296 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
11298 PR middle-end/69246
11299 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
11301 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11303 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
11304 (convert_scalars_to_vector): Likewise.
11306 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
11308 * doc/extend.texi (Type Traits): Fix grammar.
11310 2016-01-15 Martin Jambor <mjambor@suse.cz>
11312 * tree-inline.c (remap_decl): Use existing dclarations if
11313 remapping a type and prevent_decl_creation_for_types.
11314 (replace_locals_stmt): Do an initial remapping of non-VLA typed
11315 decls first. Do real remapping with
11316 prevent_decl_creation_for_types set.
11317 * tree-inline.h (copy_body_data): New field
11318 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
11321 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11323 * config/s390/s390.opt (mmvcle): More verbose help text.
11325 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11327 * config/s390/s390.opt: Add period to -mzvector option text.
11329 2016-01-15 Richard Biener <rguenther@suse.de>
11331 PR tree-optimization/68961
11332 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
11333 of invariants in stores again.
11335 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
11337 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
11339 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11341 * config/i386/i386.c (ix86_expand_branch): Don't split
11342 DI mode xor instruction to SI mode.
11344 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11347 * ipa-icf.c (sem_function::merge): Virtual functions may become
11348 reachable even if they address is not taken and there are no
11351 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11353 * lto-streamer-out.c (subtract_estimated_size): New function.
11354 (get_symbol_initial_value): Use it.
11356 2016-01-15 Christian Bruel <christian.bruel@st.com>
11359 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
11360 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
11361 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
11362 use add_builtin_function_ext_scope instead of add_builtin_function.
11363 (neon_set_p, neon_crypto_set_p): Remove.
11364 (arm_init_builtins): Always call arm_init_neon_builtins and
11365 arm_init_crypto_builtins.
11366 (arm_expand_builtin): Check that builtins are allowed for the arch.
11367 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
11368 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
11369 arm_init_neon_builtins call.
11371 2016-01-15 Richard Biener <rguenther@suse.de>
11373 PR tree-optimization/69117
11374 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
11375 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
11376 of the leader conservatively.
11377 (free_scc_vn): Restore original SSA name infos.
11379 2016-01-14 Jeff Law <law@redhat.com>
11381 PR tree-optimization/69270
11382 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
11383 single bit of precision, verify it's also unsigned.
11384 (record_edge_info): Use constant_boolean_node rather than fold_convert
11385 to convert boolean_true/boolean_false to the right type.
11387 2016-01-14 Richard Henderson <rth@redhat.com>
11390 * loop-doloop.c (record_reg_sets): New.
11391 (doloop_optimize): Reject the transform if the sequence
11392 clobbers registers live at the end of the loop block.
11393 (doloop_optimize_loops): Enable df_live if needed.
11395 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11397 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
11398 * gcc/config/rs6000/rs6000.c: Likewise.
11399 * gcc/config/rs6000/rs6000.h: Likewise.
11400 * gcc/config/rs6000/rs6000.md: Likewise.
11401 * gcc/doc/extend.texi: Likewsie.
11403 2016-01-14 Jeff Law <law@redhat.com>
11405 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
11408 2016-01-14 Richard Henderson <rth@redhat.com>
11412 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
11413 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
11414 instead of builtin_decl_declared_p to test for declaration.
11416 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
11418 * doc/loop.texi (Loop Analysis and Representation): Document
11419 loop_depth function.
11421 2016-01-14 Tom de Vries <tom@codesourcery.com>
11423 PR tree-optimization/68773
11424 * omp-low.c (expand_omp_target): Don't set force_output.
11425 * varpool.c (varpool_node::get_create): Same.
11426 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
11427 offload_funcs with force_output.
11429 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11432 * lra-eliminations.c (move_plus_up): Don't change anything if either
11433 the outer or inner subreg mode is not MODE_INT.
11434 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
11435 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
11437 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11439 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
11440 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
11441 reduc_uplus_@var{m}): Remove.
11442 * expr.c (expand_expr_real_2): Remove expansion path for
11443 reduc_[us](min|max|plus) optabs.
11444 * optabs-tree.c (scalar_reduc_to_vector): Remove.
11445 * optabs-tree.h (scalar_reduc_to_vector): Remove.
11446 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
11447 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
11448 * tree-vect-loop.c (vectorizable_reduction): Remove test for
11449 reduc_[us](min|max|plus) optabs.
11451 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11453 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
11454 (reduc_plus_scal_v2sf): New.
11455 (reduc_smax_v2sf): Rename to...
11456 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
11457 (reduc_smin_v2sf): Rename to...
11458 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
11460 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
11462 * alias.c (compare_base_symbol_refs): New function.
11463 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
11466 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11468 PR middle-end/68146
11469 PR tree-optimization/69155
11470 * tree-complex.c: Include cfganal.h.
11471 (phis_to_revisit): New variable.
11472 (extract_component): Add phiarg_p argument. Assert that returned
11473 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
11474 (update_phi_components): Partly rewrite to use loop over real/imag
11475 components instead of code duplication. If extract_component returns
11476 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
11477 create_tmp_reg into the PHI node instead, and mention the phi triplet
11478 in phis_to_revisit.
11479 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
11480 in phis_to_revisit at the end.
11482 2016-01-14 Richard Biener <rguenther@suse.de>
11484 PR tree-optimization/68060
11485 * tree-vect-loop.c (vect_is_simple_reduction): Check the
11486 outer loop reduction is only used in the inner loop before
11487 detecting a double reduction.
11489 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11492 * combine.c (expand_field_assignment): Punt if compute_mode is
11493 unsupported scalar mode.
11495 2016-01-14 Richard Biener <rguenther@suse.de>
11497 PR tree-optimization/66856
11498 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
11499 SLP node only if it built successfully.
11500 (vect_analyze_slp_instance): Adjust.
11502 2016-01-14 Jeff Law <law@redhat.com>
11504 PR tree-optimization/69270
11505 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
11506 (record_edge_info): Use it. Convert boolean_{true,false}_node
11507 to the type of op0.
11509 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
11512 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
11513 use block_ultimate_origin
11514 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
11516 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11518 * doc/invoke.texi (Submodel Options): Rename section to
11519 "Machine-Dependent Options" to better reflect its content.
11520 Rewrite introductory text to remove archaic CPU names.
11523 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11525 * doc/invoke.texi (Code Gen Options): Move section up in file,
11526 before target-specific options. Update menu and option summary
11527 to reflect the new section ordering.
11529 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11531 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
11532 (C++ Dialect Options): Add cross-reference to -std option.
11533 * doc/standards.texi (C++ Language): Document C++14 support.
11535 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11537 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
11538 for pack/unpack functions for __ibm128.
11539 (PACK_IF): Likewise.
11540 (UNPACK_IF): Likewise.
11542 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
11543 support for __ibm128 pack/unpack functions.
11544 (rs6000_invalid_builtin): Likewise.
11545 (rs6000_init_builtins): Likewise.
11546 (rs6000_opt_masks): Likewise.
11548 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
11549 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
11551 (RS6000_BTM_COMMON): Likewise.
11553 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
11554 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
11555 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
11556 128-bit floating point. Add support for the double values to be
11557 in Altivec registers for TF/IF packing and unpacking, but restrict
11558 TD packing sub-fields to be FPR registers. Don't allow overlapped
11559 register support for packing. Allow pack inputs to be memory
11560 locations. Don't build generator functions for unpack<mode>_dm
11561 and unpack<mode>_nodm.
11562 (unpack<mode>_dm): Likewise.
11563 (unpack<mode>_nodm): Likewise.
11564 (pack<mode>): Likewise.
11566 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
11567 built-in functions to pack/unpack explicit __ibm128 values.
11568 (__builtin_unpack_ibm128): Likewise.
11570 * doc/extend.texi (PowerPC Built-in Functions): Document
11571 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
11573 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
11576 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
11577 Add new arg loc and pass it down as context.
11578 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
11579 to the location to use for the warning.
11580 (check_function_arguments): New arg loc. All callers changed. Pass
11581 it to check_function_nonnull.
11582 * c-common.h (check_function_arguments): Adjust declaration.
11584 2016-01-13 Jakub Jelinek <jakub@redhat.com>
11586 PR tree-optimization/69156
11587 * gimple.c (validate_type): Removed.
11588 (gimple_builtin_call_types_compatible_p): Use
11589 useless_type_conversion_p instead of validate_type.
11590 * value-prof.c (gimple_stringop_fixed_value): Fold
11591 icall_size to correct type.
11593 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11595 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
11598 2016-01-13 Richard Henderson <rth@redhat.com>
11601 * target.def (builtin_tm_load, builtin_tm_store): Remove.
11602 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
11603 (ix86_builtin_tm_store): Remove.
11604 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11605 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11606 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11607 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11608 * doc/tm.texi: Rebuild.
11610 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
11611 (BUILT_IN_TM_MEMCPY_RTWN): New.
11612 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
11613 fallback from vector to integer helpers.
11614 (build_tm_load): Handle vector types directly, instead of
11616 (build_tm_store): Likewise.
11617 (expand_assign_tm): Prepare for register types not handled by
11618 the above. Copy them to memory and use memcpy.
11619 * tree.c (tm_define_builtin): New.
11620 (find_tm_vector_type): New.
11621 (build_tm_vector_builtins): New.
11622 (build_common_builtin_nodes): Call it.
11624 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
11626 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
11627 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
11629 2016-01-13 Tom de Vries <tom@codesourcery.com>
11631 PR tree-optimization/69169
11632 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
11633 handled_struct_type param.
11634 (create_variable_info_for, intra_create_variable_infos): Call
11635 create_variable_info_for_1 with extra arg.
11637 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
11639 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
11640 and "armv8.1-a+crc" entries.
11642 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
11645 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
11646 Change first operand predicate from register_or_constm1_operand
11647 to register_operand.
11648 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
11649 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11650 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11651 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11652 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11653 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11654 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11655 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11656 comparison with constm1_rtx from vec_prefetch_gen part.
11658 2016-01-13 Richard Biener <rguenther@suse.de>
11660 PR tree-optimization/69013
11661 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11662 Exchange assert for a test.
11664 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11667 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11669 2016-01-13 Richard Biener <rguenther@suse.de>
11671 PR tree-optimization/69242
11672 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11673 assert with a check.
11675 2016-01-13 Richard Biener <rguenther@suse.de>
11677 PR tree-optimization/69186
11678 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11679 Properly guard vect_update_misalignment_for_peel call.
11681 2016-01-12 Jeff Law <law@redhat.com>
11683 PR tree-optimization/pr67755
11684 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11685 "need_profile_correction".
11686 (thread_block_1): Initialize new field to false by default. If we
11687 have multiple thread paths through a common joiner to different
11688 final targets, then set new field to true.
11689 (compute_path_counts): Only do count adjustment when it's really
11692 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11694 * doc/invoke.texi (Spec Files): Move section down in file, past
11695 all command-line option descriptions.
11697 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11699 PR middle-end/54809
11700 * doc/gty.texi: Remove documentation of mark_hook.
11701 * gengtype.c (struct write_types_data): Remove code to support
11702 mark_hook attribute.
11703 (walk_type): Likewise.
11704 (write_func_for_structure): Likewise.
11706 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11708 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11709 Directory Options, and -specs= to Overall Options.
11710 (Overall Options): Adjust similarly. Reorder to group related
11711 options together. Make -specs= cross-reference the spec file details.
11712 (Directory Options): Adjust similarly.
11714 2016-01-12 Jeff Law <law@redhat.com>
11716 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11718 2016-01-12 Olivier Hainque <hainque@adacore.com>
11720 * gcc.c (spec_undefvar_allowed): New global.
11721 (process_command): Set to true when running for --version or --help,
11723 (getenv_spec_function): When the variable is not defined, use the
11724 variable name as the variable value if we're allowed not to issue
11727 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11729 PR tree-optimization/68911
11730 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11731 information computed for expression "init + nit * step".
11733 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11735 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11736 about name of GCC executable. Remove deleted node from menu.
11737 (Directory Options) <-B>: Remove cross-reference to deleted node.
11738 (Target Options): Delete section.
11740 2016-01-12 Christian Bruel <christian.bruel@st.com>
11743 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11744 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11746 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11749 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11750 aligned_mem is properly set for AVX512-VL floating point masked
11754 * ifcvt.c (cond_exec_process_if_block): When removing the last
11755 insn from then_bb, remove also any possible barriers that follow it.
11757 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11761 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11762 (PTRDIFF_TYPE): Likewise.
11763 (WCHAR_TYPE): Likewise.
11764 (WCHAR_TYPE_SIZE): Likewise.
11765 (STDINT_LONG32): Likewise.
11767 2016-01-12 Richard Biener <rguenther@suse.de>
11769 PR tree-optimization/69053
11770 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11771 convert initial value for cond reductions.
11773 2016-01-12 Richard Biener <rguenther@suse.de>
11775 PR tree-optimization/69007
11776 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11777 widen_sum after dot_prod and sad.
11779 2016-01-12 Richard Biener <rguenther@suse.de>
11781 PR tree-optimization/69168
11782 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11783 pattern stmt SLP type.
11784 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11785 end up unused so cope with that case.
11787 2016-01-12 Richard Biener <rguenther@suse.de>
11789 PR tree-optimization/69157
11790 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11791 stmts def type only during analyze phase.
11792 (vectorizable_call): Likewise.
11793 (vectorizable_simd_clone_call): Likewise.
11794 (vectorizable_conversion): Likewise.
11795 (vectorizable_assignment): Likewise.
11796 (vectorizable_shift): Likewise.
11797 (vectorizable_operation): Likewise.
11798 (vectorizable_store): Likewise.
11799 (vectorizable_load): Likewise.
11801 2016-01-12 Richard Biener <rguenther@suse.de>
11803 PR tree-optimization/69174
11804 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11806 (vectorizable_load): Properly compute the number of loads needed
11807 for permuted strided SLP loads and do not spuriously assign
11808 to SLP_TREE_VEC_STMTS.
11810 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11812 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11813 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11814 (MD_EXEC_PREFIX): Remove.
11815 (MD_STARTFILE_PREFIX) Removee.
11816 (FILE_NAME_ABSOLUTE_P): Remove.
11817 (CPP_SPEC): Do not read macros from sys/version.h.
11818 (LINK_COMMAND_SPEC): Remove.
11819 (LOCAL_INCLUDE_DIR): Remove.
11820 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11821 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11822 (POST_LINK_SPEC): Define to invoke stubify after linker
11823 (LIBSTDCXX): Remove define
11824 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11825 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11826 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11827 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11828 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11829 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11830 (i386_djgpp_asm_named_section): Add propotype of new procedure
11832 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11833 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11834 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11835 in config/i386/djgpp.h).
11836 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11837 STANDARD_STARTFILE_PREFIX_1.
11838 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11839 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11840 installation errors.
11841 (MAX_OFILE_ALIGNMENT): Define to 128.
11842 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11844 * config/i386/djgpp.c: New file. Add implementation of
11845 i386_djgpp_asm_named_section.
11847 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11849 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11850 Add rule for building djgpp.o.
11852 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11854 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11855 (rtx_is_swappable_p): Reductions are swappable.
11856 (insn_is_swappable_p): V2DF reductions are swappable.
11858 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11860 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11861 reloads for other unsupported memory operands.
11863 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11864 Jim Wilson <jim.wilson@linaro.org>
11867 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11868 copy_to_mode_reg instead of force_reg.
11870 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11873 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11874 TARGET_80387 is true.
11876 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11879 * lra-eliminations.c (move_plus_up): Only move plus up
11880 if subreg of the constant can be simplified into constant
11881 and use the simplified subreg of the constant instead of
11882 the original constant.
11884 * fold-const.c (fold_convertible_p): Don't return true
11885 for conversion of VECTOR_TYPE to same sized integral type.
11886 (fold_convert_loc): Fix up formatting. Fold conversion of
11887 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11888 instead of NOP_EXPR.
11890 PR tree-optimization/69214
11891 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11892 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11895 PR tree-optimization/69207
11896 * tree-vect-slp.c (vect_get_constant_vectors): For
11897 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11898 fold_convertible_p to vector_type's element type, and always
11899 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11901 2016-01-11 Richard Biener <rguenther@suse.de>
11903 PR tree-optimization/69173
11904 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11905 fixup the cycle if all stmts are in a pattern.
11907 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11909 PR middle-end/68999
11910 * alias.c (base_alias_check): Move check for addresses with
11911 alignment ANDs before the call for compare_base_decls.
11912 (memrefs_conflict_p): Return -1 for different decls
11913 that went through alignment adjustments.
11915 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11917 PR rtl-optimization/68796
11918 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11919 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11920 and QImode comparisons against zero with CC_NZmode.
11921 * config/aarch64/iterators.md (short_mask): New mode_attr.
11923 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11925 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11926 (<avx512>_store<mode>_mask): Likewise.
11928 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11929 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11931 PR rtl-optimization/68841
11932 * ifcvt.c (struct noce_if_info): Add orig_x field.
11933 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11934 Don't record conflicts on to_rename if it's present.
11935 Allow memory destinations in sets.
11936 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11937 blocks, passing orig_x to the checks.
11938 (noce_process_if_block): Set if_info->orig_x appropriately.
11940 2016-01-11 Tom de Vries <tom@codesourcery.com>
11942 PR tree-optimization/69069
11943 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11945 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11947 PR rtl-optimization/68920
11948 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11949 of conditional moves for RTL if-conversion to 1 for
11950 TARGET_ONE_IF_CONV_INSN.
11951 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11952 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11953 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11954 parameter to restirct number of conditional moves for
11956 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11957 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11960 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11963 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11964 onepart vars. Fix typo in comment. Fix reversed condition in
11966 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11969 * var-tracking.c (dump_onepart_variable_differences): New.
11970 (dataflow_set_different): If a detailed dump is requested,
11971 delay early returns and dump differences between onepart
11972 variables present before and after, and added variables.
11974 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11977 * expr.c (expand_expr_real_1): For boolean vector constants
11978 with a scalar mode use const_scalar_mask_from_tree.
11979 (const_scalar_mask_from_tree): New.
11980 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11981 assigned to a mask type to handle constants.
11983 2016-01-11 Martin Jambor <mjambor@suse.cz>
11986 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11987 useless parameters if we cannot change function signature.
11989 2016-01-11 Martin Jambor <mjambor@suse.cz>
11992 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11995 2016-01-11 Tom de Vries <tom@codesourcery.com>
11997 PR tree-optimization/69109
11998 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
12001 2016-01-11 Tom de Vries <tom@codesourcery.com>
12003 PR tree-optimization/69108
12004 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
12005 res is not used in a phi.
12007 2016-01-11 Yury Gribov <y.gribov@samsung.com>
12010 * common.opt (frandom-seed): Fix parameter name.
12011 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
12013 2016-01-11 Tom de Vries <tom@codesourcery.com>
12015 PR tree-optimization/69058
12016 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
12019 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
12021 * config/arc/arc.opt (mdiv-rem): Add period to the end.
12022 (mcode-density): Likewise.
12024 2016-01-10 Tom de Vries <tom@codesourcery.com>
12026 PR tree-optimization/69062
12027 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
12028 (parallelize_loops): Don't paralelize loop that has phi with address
12031 2016-01-10 Tom de Vries <tom@codesourcery.com>
12033 PR tree-optimization/69039
12034 * tree-parloops.c (try_create_reduction_list): Only allow single exit
12037 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
12039 PR middle-end/68743
12040 * match.pd: Require target has function_c99_misc before doing
12041 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
12043 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
12045 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
12047 * configure: Regenerate.
12049 2016-01-09 Jakub Jelinek <jakub@redhat.com>
12051 PR middle-end/50865
12052 PR tree-optimization/69097
12053 * fold-const.h (expr_not_equal_to): New prototype.
12054 * fold-const.c: Include stringpool.h and tree-ssanames.h.
12055 (expr_not_equal_to): New function.
12056 * match.pd (X % -Y is the same as X % Y): Don't optimize
12057 unless X is known not to be equal to minimum or Y is known
12058 not to be equal to -1.
12059 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
12060 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
12061 (simplify_stmt_using_ranges): Adjust caller.
12062 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
12063 substitute_and_fold.
12065 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
12067 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
12070 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12072 PR tree-optimization/69167
12073 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
12074 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
12076 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
12078 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12079 Richard Biener <rguenther@suse.de>
12081 PR tree-optimization/68707
12082 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
12083 instances that can be handled via vect_load_lanes.
12085 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
12087 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
12088 if we can't determine address equivalence.
12089 * alias.c (compare_base_decl): Update for changed return value of
12090 symtab_node::equal_address_to.
12092 2016-01-08 Jason Merrill <jason@redhat.com>
12096 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
12097 * expr.c (store_field): Not here.
12098 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
12099 call with TREE_ADDRESSABLE type.
12100 * tree-cfg.c (verify_gimple_call): Adjust.
12102 2016-01-08 Olivier Hainque <hainque@adacore.com>
12104 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
12107 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12109 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
12110 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
12111 (reduc_smin_v2sf): Rename to...
12112 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
12113 (reduc_splus_v2sf): Rename to...
12114 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
12116 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12118 PR tree-optimization/69162
12119 * gimplify.c (gimplify_va_arg_expr): Encode original type of
12120 valist argument in another argument.
12121 (gimplify_modify_expr): Adjust for the above change. Cleanup.
12122 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
12123 to determine the va_list type, build a MEM_REF instead of
12124 build_fold_indirect_ref.
12126 PR tree-optimization/69172
12127 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
12130 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
12132 PR tree-optimization/67781
12133 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
12134 and cmpnop in two steps: first the ones not accessed in original
12135 gimple expression in a endian independent way and then the ones not
12136 accessed in the final result in an endian-specific way.
12138 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12140 PR tree-optimization/69083
12141 * tree-vect-slp.c (vect_get_constant_vectors): For
12142 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
12143 element type. If op is fold_convertible_p to vector_type's element
12144 type, use NOP_EXPR instead of VCE.
12146 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
12148 PR rtl-optimization/67778
12149 PR rtl-optimization/68634
12150 PR rtl-optimization/68909
12151 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
12152 block from the stack until done with it. Remove a superfluous
12153 bitmap set. Remove a superfluous bitmap test.
12155 2016-01-07 Martin Sebor <msebor@redhat.com>
12158 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
12159 constraint on the type of arguments.
12161 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
12163 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
12164 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
12165 unaligned_access on the gcc_options set.
12166 * config/arm/arm.c (arm_option_override_internal): Use
12167 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
12169 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12172 * config/i386/i386.c (ix86_frame_pointer_required): Enable
12173 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
12175 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12178 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12181 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12182 depending on frame_pointer_needed before remaining integer and SSE
12183 registers are saved.
12185 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
12188 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
12190 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
12193 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
12194 Use the "xBm" constraint.
12195 (float<sseintvecmodelower><mode>2<mask_name><round_name):
12197 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
12198 (sse_cvtsi2ssq<round_name>): Likewise.
12199 (sse_cvtss2si<round_name>): Likewise.
12200 (sse_cvtss2siq<round_name>): Likewise.
12201 (sse2_cvtsi2sdq<round_name>): Likewise.
12202 (sse2_cvtsd2si<round_name>): Likewise.
12203 (sse2_cvtsd2siq<round_name>): Likewise.
12204 * config/i386/subst.md (round_nimm_scalar_predicate): New
12207 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
12209 PR middle-end/67639
12210 * varasm.c (make_decl_rtl): Mark invalid register vars as
12213 PR rtl-optimization/66206
12214 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
12215 All callers changed.
12217 2016-01-07 Jakub Jelinek <jakub@redhat.com>
12219 PR tree-optimization/69141
12220 * tree-ssa-pre.c: Include langhooks.h.
12221 (eliminate_dom_walker::before_dom_children): Use
12222 lang_hooks.decl_printable_name instead of
12223 cgraph_node::get ()->name ().
12225 PR middle-end/68960
12226 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
12227 it and DECL_ALIGN too.
12229 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
12231 * config/mips/mips-ftypes.def: Sort to lexicographical order.
12233 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12236 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12237 depending on frame_pointer_needed before remaining integer and SSE
12238 registers are saved.
12240 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12242 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
12243 mode iterator with VSX_M2.
12244 (*p9_vecstore_<mode>): Likewise.
12245 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
12246 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
12247 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
12248 (define_split for VSX_LE128 stores): Likewise.
12249 (define_peephole2 for TImode LE swaps): Likewise.
12250 (define_split for VSX_LE128 post-reload stores): Likewise.
12252 2016-01-06 Marek Polacek <polacek@redhat.com>
12255 * convert.c (convert_to_integer_1): Adjust call to
12256 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
12257 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
12258 EXPR instead of ARG.
12259 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
12261 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12264 * doc/extend.texi (RL78 Variable Attributes): New section.
12266 2016-01-05 Marek Polacek <polacek@redhat.com>
12269 * builtins.c (get_memmodel): Use expansion point location rather than
12270 the input location. Call warning_at rather than warning.
12271 (expand_builtin_atomic_compare_exchange): Likewise.
12272 (expand_builtin_atomic_load): Likewise.
12273 (expand_builtin_atomic_store): Likewise.
12274 (expand_builtin_atomic_clear): Likewise.
12276 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12279 * config/i386/i386.c (ix86_expand_vector_logical_operator):
12280 Replace nonimmediate_operand with vector_operand.
12281 * config/i386/predicates.md (vector_operand): New predicate.
12282 (general_vector_operand): Replace nonimmediate_operand with
12284 * config/i386/sse.md: Replace nonimmediate_operand with
12285 vector_operand and m constraint with Bm constraint on SSE
12286 patterns with 16-byte memory operand.
12287 * config/i386/subst.md (round_nimm_predicate): Replace
12288 nonimmediate_operand with vector_operand.
12289 (round_saeonly_nimm_predicate): Likewise.
12290 (round_saeonly_nimm_scalar_predicate): New.
12292 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12295 * config/i386/constraints.md (Bm): New constraint.
12296 * config/i386/predicates.md (vector_memory_operand): New
12298 * config/i386/sse.md: Replace xm with xBm in plusminus and
12299 any_logic patterns.
12301 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12304 * doc/extend.texi (V850 Function Attributes): New section.
12305 (V850 Variable Attributes): New section.
12307 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12310 * doc/extend.texi (MicroBlaze Function Attributes): Document
12311 interrupt_handler and fast_interrupt attributes.
12313 2016-01-05 Sergei Trofimovich <siarheit@google.com>
12316 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
12317 for local symbolic operands.
12318 * config/ia64/predicates.md (local_symbolic_operand64): New
12321 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12323 PR rtl-optimization/68651
12324 * combine.c (combine_simplify_rtx): Canonicalize x + x into
12327 2016-01-05 Nathan Sidwell <nathan@acm.org>
12329 * alias.c (compare_base_decls): Use symtab_node::get.
12331 2016-01-05 Nick Clifton <nickc@redhat.com>
12334 * ira-costs.c (copy_cost): Initialise the t_icode field of the
12335 secondary_reload_info structure.
12338 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
12339 decls if weak support is available.
12341 2016-01-04 Martin Sebor <msebor@redhat.com>
12343 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
12345 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12347 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
12348 OPTION_MASK_P9_DFORM.
12350 * config/rs6000/constraints.md (wo constraint): New constraint for
12353 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
12355 (rs6000_init_hard_regno_mode_ok): Likewise.
12357 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
12360 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
12361 expanders not to have constraints. Add support for ISA 3.0 xxperm
12362 instruction. Add support for fusing xxlor with xxperm.
12363 (altivec_vperm_<mode>_internal): Likewise.
12364 (altivec_vperm_v8hiv16qi): Likewise.
12365 (altivec_vperm_<mode>v16q): Likewise.
12366 (altivec_vperm_<mode>_uns): Likewise.
12367 (vperm_v8hiv4si): Likewise.
12368 (vperm_v16qiv8hi): Likewise.
12370 * doc/md.texi (RS/6000 constraints): Document wo constraint.
12372 2016-01-04 Jakub Jelinek <jakub@redhat.com>
12374 Update copyright years.
12376 * gcc.c (process_command): Update copyright notice dates.
12377 * gcov-dump.c (print_version): Ditto.
12378 * gcov.c (print_version): Ditto.
12379 * gcov-tool.c (print_version): Ditto.
12380 * gengtype.c (create_file): Ditto.
12381 * doc/cpp.texi: Bump @copying's copyright year.
12382 * doc/cppinternals.texi: Ditto.
12383 * doc/gcc.texi: Ditto.
12384 * doc/gccint.texi: Ditto.
12385 * doc/gcov.texi: Ditto.
12386 * doc/install.texi: Ditto.
12387 * doc/invoke.texi: Ditto.
12389 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12391 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
12392 modes larger than TImode as TImode if NEON is not enabled.
12394 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12397 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
12398 mode for %f0-%f31 only if TARGET_FPU.
12400 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12403 * config/sparc/sparc.c (scan_record_type): Take into account subfields
12404 to compute the PACKED_P predicate.
12405 (function_arg_record_value): Minor tweaks.
12407 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
12409 * doc/install.texi (--with-multilib-list): Describe the meaning of the
12410 option for arm*-*-* targets.
12412 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
12414 * doc/extend.texi (Common Function Attributes): Move docs for
12415 MSP430-specific attributes to....
12416 (MSP430 Function Attributes): ...here. Delete the redundant
12417 entries and copy-edit the remaining text.
12418 (MSP430 Variable Attributes): Use uniform format for index
12419 entries and add a cross-reference to the corresponding function
12422 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
12424 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
12426 (x86 Options): Likewise.
12428 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12432 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
12433 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
12434 to corresponding attribute.
12436 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12438 * doc/extend.texi (Common Function Attributes) <noplt>: Move
12439 to correct alphabetization of table. Copy-edit and correct
12441 <stack_protect>: Likewise.
12442 <target_clones>: Likewise.
12444 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
12445 Correct punctuation.
12446 (Code Gen Options) <-fno-plt>: Copy-edit.
12448 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
12451 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
12452 SI values. Explicitly convert SI to DI and vice-versa.
12454 2016-01-01 Jakub Jelinek <jakub@redhat.com>
12456 PR tree-optimization/69070
12457 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
12458 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
12461 * ubsan.c (ubsan_instrument_float_cast): Call
12462 initialize_sanitizer_builtins.
12465 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
12467 Copyright (C) 2016 Free Software Foundation, Inc.
12469 Copying and distribution of this file, with or without modification,
12470 are permitted in any medium without royalty provided the copyright
12471 notice and this notice are preserved.