1 2016-05-19 Martin Liska <mliska@suse.cz>
3 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
6 2016-05-19 Martin Liska <mliska@suse.cz>
8 * omp-simd-clone.c (simd_clone_adjust): Release vector.
10 2016-05-19 Martin Liska <mliska@suse.cz>
12 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
13 an auto_vec instead of re-creating it.
15 2016-05-19 Martin Liska <mliska@suse.cz>
17 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
18 auto_vec instead of vec.
20 2016-05-19 Martin Liska <mliska@suse.cz>
22 * lto-section-in.c (lto_get_section_data): Call
23 lto_check_version with additional argument.
24 * lto-streamer.c (lto_check_version): Add new argument.
25 * lto-streamer.h (lto_check_version): Likewise.
27 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
30 Don't add cost of inner memory when handling sign-extended
33 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
35 PR rtl-optimization/71148
36 * cse.c (cse_main): Free dominance info.
37 (rest_of_handle_cse): Don't free dominance info.
38 (rest_of_handle_cse2): Likewise.
39 (rest_of_handle_cse_after_global_opts): Likewise.
41 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
44 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
45 NULL_TREE early if NEON is not available. Remove now redundant check
46 in ARM_CHECK_BUILTIN_MODE.
48 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
51 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
52 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
53 * doc/cpp.texi: Document new macros.
55 2016-05-19 Bin Cheng <bin.cheng@arm.com>
57 PR tree-optimization/69848
58 * tree-vect-loop.c (vectorizable_reduction): Don't factor
59 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
61 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
63 * function.c (thread_prologue_and_epilogue_insn): Move the
64 "goto epilogue_done" one block later.
66 2016-05-19 Richard Biener <rguenther@suse.de>
68 PR tree-optimization/70729
69 * passes.def: Move LIM pass before PRE. Remove no longer
70 required copyprop and move first DCE out of the loop pipeline.
72 2016-05-18 David Malcolm <dmalcolm@redhat.com>
75 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
76 (OBJS-libcommon-target): ...here.
77 * opts-common.c: Include spellcheck.h.
78 (cmdline_handle_error): Build a vec of valid options and use it
79 to suggest provide hints for misspelled arguments.
81 2016-05-18 Jakub Jelinek <jakub@redhat.com>
84 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
85 lhs if it has TREE_ADDRESSABLE type.
87 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
90 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
91 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
93 2016-05-18 Martin Jambor <mjambor@suse.cz>
96 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
97 input for NOP_EXPR pass-through functions.
98 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
99 aggregate global constant VAR_DECLs in constant jump functions.
101 2016-05-18 Martin Jambor <mjambor@suse.cz>
104 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
105 from TREE_READONLY parameters.
107 2016-05-18 Martin Jambor <mjambor@suse.cz>
110 * cgraph.h (cgraph_indirect_call_info): New field
111 guaranteed_unmodified.
112 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
113 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
115 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
116 pass the parameter value to ipa_find_agg_cst_for_param.
117 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
118 guaranteed_unmodified, store AA results there instead of bailing out
120 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
121 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
122 (find_constructor_constant_at_offset): New function.
123 (ipa_find_agg_cst_from_init): Likewise.
124 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
125 static initializers of contants, report back through a new paameter
126 from_global_constant if that was the case.
127 (try_make_edge_direct_simple_call): Also pass parameter value to
128 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
130 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
131 (ipa_read_indirect_edge_info): Likewise.
132 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
133 (ipa_load_from_parm_agg): Likewise.
135 2016-05-18 Jiong Wang <jiong.wang@arm.com>
137 PR rtl-optimization/71150
138 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
141 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
144 * config/rs6000/constraints.md (wE constraint): New constraint
145 for a vector constant that can be loaded with XXSPLTIB.
146 (wM constraint): New constraint for a vector constant of a 1's.
147 (wS constraint): New constraint for a vector constant that can be
148 loaded with XXSPLTIB and a vector sign extend instruction.
149 * config/rs6000/predicates.md (xxspltib_constant_split): New
150 predicates for wE/wS constraints.
151 (xxspltib_constant_nosplit): Likewise.
152 (easy_vector_constant): Add support for constants that can be
154 (all_ones_constant): New predicate for vector constant with all
156 (splat_input_operand): Add support for ISA 3.0 word splat operations.
157 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
158 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
159 instruction and possibly with a sign extension.
160 (output_vec_const_move): Add support for XXSPLTIB. If we are
161 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
162 instead of XXLXOR/XXLORC.
163 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
165 (rs6000_legitimize_reload_address): Likewise.
166 (rs6000_output_move_128bit): Use output_vec_const_move to emit
168 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
169 combine VSX_M and VSX_M2 into one iterator.
171 (VSINT_84): New iterators for loading constants with XXSPLTIB.
172 (VSINT_842): Likewise.
173 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
174 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
175 XXSPLTIB instruction.
176 (xxspltib_<mode>_nosplit): Likewise.
177 (xxspltib_<mode>_split): New insn to load up constants with
178 XXSPLTIB and a sign extend instruction.
179 (vsx_mov<mode>): Replace single move that handled all vector types
180 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
181 moves (when -mvsx-timode is in effect) into the main vector
182 moves. Eliminate separate moves for <VSr> <VSa>, where the
183 preferred register class (<VSr>) is listed first, and the
184 secondary register class (<VSa>) is listed second with a '?' to
185 discourage use. Prefer loading 0/-1 in any VSX register for ISA
186 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
187 that if the register was involved in a slow operation, the
188 clear/set operation does not wait for the slow operation to
189 finish. Adjust the length attributes for 32-bit mode. Use
190 rs6000_output_move_128bit and drop the use of the string
191 instructions for 32-bit movti when -mvsx-timode is in effect. Use
192 spacing so that the alternatives and attributes don't generate
193 long lines, and put things in columns, so that it is easier to
194 match up the operands and attributes with the insn alternatives.
195 (vsx_mov<mode>_64bit): Likewise.
196 (vsx_mov<mode>_32bit): Likewise.
197 (vsx_movti_64bit): Fold movti into normal vector moves.
198 (vsx_movti_32bit): Likewise.
199 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
201 (vsx_splat_v4si_internal): Likewise.
202 (vsx_splat_v4sf_internal): Likewise.
203 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
204 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
205 extend vector elements.
206 (vsx_sign_extend_hi_<mode>): Likewise.
207 (vsx_sign_extend_si_v2di): Likewise.
208 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
210 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
211 constraints. Add trailing period to wL documentation.
213 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
216 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
217 * tree-dfa.c (replace_abnormal_ssa_names): New function.
218 * tree-call-cdce.c: Include tree-dfa.h.
219 (can_guard_call_p): New function, extracted from...
220 (can_use_internal_fn): ...here.
221 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
223 (shrink_wrap_one_built_in_call): Likewise.
224 (use_internal_fn): Likewise.
225 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
226 and return void. Call replace_abnormal_ssa_names.
227 (pass_call_cdce::execute): Check can_guard_call_p during the
228 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
229 will always change something.
231 2016-05-18 Martin Jambor <mjambor@suse.cz>
234 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
235 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
237 2016-05-18 Martin Jambor <mjambor@suse.cz>
240 * ipa-inline.h (condition): New field size.
241 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
242 for comaprison and store it into the new condition.
243 (evaluate_conditions_for_known_args): Use condition size to check
244 access sizes for all but CHANGED conditions.
245 (unmodified_parm_1): New parameter size_p, store access size into it.
246 (unmodified_parm): Likewise.
247 (unmodified_parm_or_parm_agg_item): Likewise.
248 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
249 (set_cond_stmt_execution_predicate): Extract access sizes and store
251 (set_switch_stmt_execution_predicate): Likewise.
252 (will_be_nonconstant_expr_predicate): Likewise.
253 (will_be_nonconstant_predicate): Likewise.
254 (inline_read_section): Stream condition size.
255 (inline_write_summary): Likewise.
257 2016-05-18 Richard Biener <rguenther@suse.de>
259 * tree-ssa-loop-im.c (determine_max_movement): Properly add
260 condition cost to PHI cost instead of total_cost.
262 2016-05-18 Martin Liska <mliska@suse.cz>
265 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
268 2016-05-18 Richard Biener <rguenther@suse.de>
270 * lto-streamer.h (LTO_major_version): Bump to 6.
272 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
274 * function.c (make_split_prologue_seq, make_prologue_seq,
275 make_epilogue_seq): New functions, factored out from...
276 (thread_prologue_and_epilogue_insns): Here.
278 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
280 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
281 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
282 of before. Add a comment.
284 2016-05-18 Bin Cheng <bin.cheng@arm.com>
286 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
287 expression pointer, not pointer to the pointer.
289 2016-05-18 Jakub Jelinek <jakub@redhat.com>
291 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
292 (avx2_pbroadcast<mode>): Add another alternative with v instead
293 of x constraints in it, using <pbroadcast_evex_isa> isa.
294 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
296 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
297 constraint x instead of v in second alternative, add avx512bw
300 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
301 constraint x instead of v in second alternative, add avx512bw
304 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
305 constraint x instead of v in second alternative, add avx512bw
308 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
309 avx512bw alternative.
311 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
313 * gcc/config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
315 (define_insn "*andnottf3"): Ditto.
316 (define_insn "*<code><mode>3"/any_logic): Ditto.
317 (define_insn "*<code>tf3"/any_logic): Ditto.
318 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
319 operand to block AVX-512VL insn variant emit when it is not enabled.
321 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
323 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
324 constraint fot SF mode.
326 2016-05-18 Petr Murzin <petr.murzin@intel.com>
327 Kirill Yukhin <kirill.yukhin@intel.com>
329 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
331 (define_insn "rsqrt14<mode>"): Ditto.
332 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
333 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
334 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
335 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
336 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
338 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
339 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
340 * config/i386/i386.c (ix86_print_operand): Expand check for size
341 override codes for Intel syntax.
343 2016-05-18 Richard Biener <rguenther@suse.de>
345 PR tree-optimization/71168
346 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
347 initialization earlier.
349 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
351 * config/aarch64/aarch64-simd.md
352 (aarch64_reduc_plus_internal<mode>): Rename to...
353 (reduc_plus_scal): ...This, and remove previous implementation.
355 2016-05-18 Richard Biener <rguenther@suse.de>
357 * passes.def: Put late dse and cd_dce in canonical order.
359 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
361 * ipa-inline-transform.c (preserve_function_body_p): Look for
362 first non-thunk clone.
363 (save_function_body): Save into first non-thunk.
364 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
366 (lto_output_node): Inline thunks don't need body in every
368 * lto-streamer-in.c: Do not fixup thunk clones.
369 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
371 * tree-inline.c (copy_bb): Be prepared for target node to be new after
374 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
377 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
378 (reassociate_bb): Call transform_add_to_multiply.
380 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
382 * config/aarch64/aarch64.c (all_extensions): Removed unused
385 2016-05-17 Nathan Sidwell <nathan@acm.org>
387 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
388 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
390 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
392 PR tree-optimization/54579
394 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
396 2016-05-17 Marek Polacek <polacek@redhat.com>
399 * tree-inline.c (expand_call_inline): Call
400 maybe_remove_unused_call_args.
402 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
404 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
405 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
406 * doc/md.texi (fmin@var{m}3): Likewise.
408 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
410 * match.pd (X & C): New transformation.
412 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
414 * match.pd (~X & Y): New transformation.
416 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
418 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
419 information for new SSA_NAME.
420 (simplify_conversion_using_ranges): Get range through get_range_info
421 instead of get_value_range.
423 2016-05-17 Jiong Wang <jiong.wang@arm.com>
425 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
426 Remove inline assembly.
427 (vmvn_s16): Likewise.
428 (vmvn_s32): Likewise.
430 (vmvn_u16): Likewise.
431 (vmvn_u32): Likewise.
432 (vmvnq_s8): Likewise.
433 (vmvnq_s16): Likewise.
434 (vmvnq_s32): Likewise.
435 (vmvnq_u8): Likewise.
436 (vmvnq_u16): Likewise.
437 (vmvnq_u32): Likewise.
439 (vmvnq_p16): Likewise.
441 2016-05-17 Jiong Wang <jiong.wang@arm.com>
443 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
445 (vmul_n_s16): Likewise.
446 (vmul_n_s32): Likewise.
447 (vmul_n_u16): Likewise.
448 (vmul_n_u32): Likewise.
449 (vmulq_n_f32): Likewise.
450 (vmulq_n_f64): Likewise.
451 (vmulq_n_s16): Likewise.
452 (vmulq_n_s32): Likewise.
453 (vmulq_n_u16): Likewise.
454 (vmulq_n_u32): Likewise.
456 2016-05-17 Jiong Wang <jiong.wang@arm.com>
458 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
459 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
461 2016-05-17 Jiong Wang <jiong.wang@arm.com>
463 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
464 to *aarch64_fma4_elt_from_dup<mode>.
465 (*aarch64_fnma4_elt_to_128df): Rename to
466 *aarch64_fnma4_elt_from_dup<mode>.
467 * config/aarch64/arm_neon.h (vfma_n_f64): New.
468 (vfms_n_f32): Likewise.
469 (vfms_n_f64): Likewise.
470 (vfmsq_n_f32): Likewise.
471 (vfmsq_n_f64): Likewise.
473 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
475 * wide-int.h: Change fixed_wide_int_storage from class to struct.
477 2016-05-17 Richard Biener <rguenther@suse.de>
479 PR tree-optimization/71132
480 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
481 Only add control dependences for blocks in the loop.
483 (generate_code_for_partition): Return whether loop should
484 be destroyed and delay that.
485 (distribute_loop): Likewise.
486 (pass_loop_distribution::execute): Record loops to be destroyed
487 and perform delayed destroying of loops.
489 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
492 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
494 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
496 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
498 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
501 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
502 insertion point for instructions generated by validize_mem.
504 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
506 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
509 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
511 * config/aarch64/aarch64.c
512 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
515 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
517 * doc/invoke.texi (AArch64 Options): Various updates.
519 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
521 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
522 into instrumentation thunks.
523 * cif-code.def (CIF_CHKP): New.
525 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
527 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
529 2016-05-16 Martin Jambor <mjambor@suse.cz>
531 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
532 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
534 2016-05-16 Marek Polacek <polacek@redhat.com>
536 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
539 2016-05-16 Martin Jambor <mjambor@suse.cz>
542 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
543 the outlined kernel function.
545 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
547 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
548 (ISA_HAS_DLSA): Ditto.
550 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
552 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
554 2016-05-16 Nathan Sidwell <nathan@acm.org>
556 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
557 (nvptx_name_replacement): Restore. Add comment.
558 (write_fn_proto, write_fn_proto_from_insn,
559 nvptx_output_call_insn): Restore
560 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
562 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
564 * config/aarch64/aarch64.md
565 (add<mode>3_compareC_cconly_imm): Remove use of %w.
566 (add<mode>3_compareC_imm): Likewise.
567 (<optab>si3_uxtw): Split into register and immediate variants.
568 (andsi3_compare0_uxtw): Likewise.
569 (and<mode>3_compare0): Likewise.
570 (and<mode>3nr_compare0): Likewise.
571 (stack_protect_test_<mode>): Don't use %x for memory operands.
573 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
575 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
577 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
579 * gcc/config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
580 Split integer shifts into shift_reg and bfm.
581 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
582 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
583 (ror<mode>3_insn): Likewise.
584 (<optab>si3_insn_uxtw): Likewise.
585 (<optab><mode>3_insn): Change to rotate_imm.
586 (extr<mode>5_insn_alt): Likewise.
587 (extrsi5_insn_uxtw): Likewise.
588 (extrsi5_insn_uxtw_alt): Likewise.
590 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
592 * doc/tm.texi: Regenerate.
593 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
594 (TARGET_INVALID_RETURN_TYPE): Remove.
595 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
596 TARGET_INVALID_RETURN_TYPE.
597 * target.def (invalid_parameter_type): Remove.
598 (invalid_return_type): Remove.
600 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
602 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
603 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
605 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
607 (preserve_function_body_p): No need to preserve function body
608 * cif-codes.def (CIF_THUNK): Remove.
609 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
611 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
613 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
615 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
617 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
620 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
622 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
623 (inline_small_functions): Do not look for function symbol when
626 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
628 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
631 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
632 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
633 Jiong Wang <jiong.wang@arm.com>
635 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
636 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
637 Define __ARM_FP16_ARGS when appropriate.
638 * config/arm/arm.c (arm_invalid_parameter_type): Remove
640 (arm_invalid_return_type): Likewise.
641 (TARGET_INVALID_PARAMETER_TYPE): Remove.
642 (TARGET_INVALID_RETURN_TYPE): Remove.
643 (aapcs_vfp_sub_candidate): Allow HFmode.
644 (aapcs_vfp_allocate): Add comment. Support HFmode.
645 (aapcs_vfp_allocate_return_reg): Likewise.
646 (struct aapcs_cp_arg_layout): Slightly reword comments for
647 is_return_candidate and allocate_return_reg.
648 (output_mov_vfp): Update assert.
649 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
651 (arm_invalid_parameter_type): Remove.
652 (amr_invalid_return_type): Remove.
653 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
654 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
655 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
657 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
659 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
660 * config/aarch64/arch64-protos.h
661 (aarch64_legitimize_reload_address): Remove.
662 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
665 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
667 * configure.ac: Add ACX_NONCANONICAL_HOST.
668 * configure: Regenerate.
669 * Makefile.in: Set host_noncanonical.
671 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
674 * config/i386/i386.md (*movtf_internal): Before register allocation,
675 do not allow FP constants for CM_MEDIUM memory model, allow only
676 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
677 (*movxf_internal): Ditto.
678 (*movdf_internal): Ditto.
679 (*movsf_internal): Ditto.
681 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
683 PR rtl-optimization/67483
684 * combine.c (make_compound_operation): Don't call extract_left_shift
685 with negative shift amounts.
687 2016-05-13 Jakub Jelinek <jakub@redhat.com>
690 * fold-const.c (fold_checksum_tree): Allow modification
691 of TYPE_ALIAS_SET during folding.
693 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
694 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
695 (ix86_split_to_parts): Likewise. Fix up formatting.
697 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
699 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
700 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
703 2016-05-13 Nathan Sidwell <nathan@acm.org>
705 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
706 (nvptx_name_replacement): Delete.
707 (write_fn_proto, write_fn_proto_from_insn,
708 nvptx_output_call_insn): Remove nvptx_name_replacement call.
709 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
710 * langhooks.c (add_builtin_funcction_common): Call
711 targetm.mangle_decl_assembler_name.
713 * config/nvptx/nvptx.c (write_fn_proto): Handle
714 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
716 2016-05-13 Martin Liska <mliska@suse.cz>
718 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
719 and PRIu64 in printf format.
721 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
723 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
726 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
728 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
729 Change --param max-completely-peeled-times to
730 --param max-completely-peel-times in dump file printing.
732 2016-05-13 Richard Biener <rguenther@suse.de>
734 PR tree-optimization/42587
735 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
736 (find_bswap_or_nop_1): Likewise.
737 (bswap_replace): Likewise.
739 2016-05-13 Martin Liska <mliska@suse.cz>
741 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
742 Initialize a variable with default value.
744 2016-05-13 Martin Liska <mliska@suse.cz>
746 * doc/invoke.texi: Enhance explanation of error recovery
749 2016-05-13 Martin Liska <mliska@suse.cz>
751 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
752 (struct cost_pair): Change inv_expr_id (int) to inv_expr
754 (struct iv_inv_expr_ent): Comment struct fields.
755 (sort_iv_inv_expr_ent): New function.
756 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
757 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
758 a hash_map between iv_inv_expr_ent and number of usages.
759 (niter_for_exit): Fix coding style.
760 (tree_ssa_iv_optimize_init): Use renamed variable.
761 (determine_base_object): Fix coding style.
762 (alloc_iv): Likewise.
763 (find_interesting_uses_outside): Likewise.
764 (add_candidate_1): Likewise.
765 (add_standard_iv_candidates): Likewise.
766 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
767 (prepare_decl_rtl): Fix coding style.
768 (get_address_cost): Likewise.
769 (get_shiftadd_cost): Likewise.
770 (force_expr_to_var_cost): Likewise.
771 (compare_aff_trees): Likewise.
772 (get_expr_id): Restructure the function.
773 (get_loop_invariant_expr_id): Renamed to
774 get_loop_invariant_expr.
775 (get_computation_cost_at): Replace usage of inv_expr_id with
777 (get_computation_cost): Likewise.
778 (determine_group_iv_cost_generic): Likewise.
779 (determine_group_iv_cost_address): Likewise.
780 (iv_period): Fix coding style.
781 (iv_elimination_compare_lt): Likewise.
782 (may_eliminate_iv): Likewise.
783 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
785 (determine_group_iv_costs): Dump invariant expressions.
786 (iv_ca_recount_cost): Use the newly added hash_map.
787 (iv_ca_set_remove_invariants): Fix coding style.
788 (iv_ca_set_add_invariants): Fix coding style.
789 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
791 (iv_ca_set_cp): Likewise.
792 (iv_ca_new): Initialize the newly added hash_map and remove
793 initialization of fields.
794 (iv_ca_free): Delete the hash_map.
795 (iv_ca_dump): Dump invariant expressions.
796 (iv_ca_extend): Fix coding style.
797 (try_add_cand_for): Likewise.
798 (create_new_ivs): Dump information about # of avg iterations and
799 # of used invariant expressions.
800 (rewrite_use_compare): Fix coding style.
801 (free_loop_data): Set default value for max_inv_expr_id.
803 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
805 * cse.c (rest_of_handle_cse): Use cleanup_cfg
806 returned value cse_cfg_altered computation.
807 (rest_of_handle_cse2): Likewise.
808 (rest_of_handle_cse_after_global_opts): Likewise.
810 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
813 * config/arm/arm.c (arm32_output_mi_thunk): New.
814 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
815 to split Thumb1 vs TARGET_32BIT functionality.
816 (arm_thumb1_mi_thunk): New.
818 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
820 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
823 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
826 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
828 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
830 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
831 (expand_builtin_trap): Emit a regular call.
832 (set_builtin_user_assembler_name): Remove obsolete cases.
833 * dse.c (scan_insn): Adjust.
834 * except.c: Include calls.h.
835 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
836 emit a regular call to setjmp.
837 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
838 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
839 (emit_block_move_via_libcall): Delete.
840 (block_move_fn): Delete.
841 (init_block_move_fn): Likewise.
842 (emit_block_move_libcall_fn): Likewise.
843 (emit_block_op_via_libcall): New function.
844 (set_storage_via_libcall): Tidy up and use memset builtin.
845 (block_clear_fn): Delete.
846 (init_block_clear_fn): Likewise.
847 (clear_storage_libcall_fn): Likewise.
848 (expand_assignment): Call emit_block_move_via_libcall.
849 Do not include gt-expr.h.
850 * expr.h (emit_block_op_via_libcall): Declare.
851 (emit_block_copy_via_libcall): New inline function.
852 (emit_block_move_via_libcall): Likewise.
853 (emit_block_comp_via_libcall): Likewise.
854 (block_clear_fn): Delete.
855 (init_block_move_fn): Likewise.
856 (init_block_clear_fn): Likewise.
857 (emit_block_move_via_libcall): Likewise.
858 (set_storage_via_libcall): Add default parameter value.
859 * libfuncs.h (enum libfunc_index): Remove obsolete values.
860 (abort_libfunc): Delete.
861 (memcpy_libfunc): Likewise.
862 (memmove_libfunc): Likewise.
863 (memcmp_libfunc): Likewise.
864 (memset_libfunc): Likewise.
865 (setbits_libfunc): Likewise.
866 (setjmp_libfunc): Likewise.
867 (longjmp_libfunc): Likewise.
868 (profile_function_entry_libfunc): Likewise.
869 (profile_function_exit_libfunc): Likewise.
870 (gcov_flush_libfunc): Likewise.
871 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
872 and DECL_VISIBILITY on the declaration.
873 (init_optabs): Do not initialize obsolete libfuncs.
874 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
875 * tree-core.h (ECF_RET1): Define.
876 (ECF_TM_PURE): Adjust.
877 (ECF_TM_BUILTIN): Likewise.
878 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
879 (build_common_builtin_nodes): Initialize abort builtin.
880 Add ECF_RET1 on memcpy, memmove and memset builtins.
881 Pass final flags for alloca and alloca_with_align builtins.
882 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
884 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
885 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
886 set_storage_via_libcall and call emit_block_copy_via_libcall.
888 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
890 * config/i386/i386.md (*call_got_x32): Change operand 0 to
891 DImode before it is passed to ix86_output_call_operand.
892 (*call_value_got_x32): Ditto for operand 1.
894 2016-05-12 Jiong Wang <jiong.wang@arm.com>
896 PR rtl-optimization/70904
897 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
898 reload for wide mode.
900 2016-05-12 Marek Polacek <polacek@redhat.com>
903 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
904 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
905 * langhooks.h (incomplete_type_error): Likewise.
906 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
907 parameter, pass it down to incomplete_type_error.
908 * tree.h (size_in_bytes): New inline overload.
909 (size_in_bytes_loc): Renamed from size_in_bytes.
911 2016-05-12 Richard Biener <rguenther@suse.de>
913 PR tree-optimization/71059
914 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
915 nary before looking up or entering the expression into the VN
917 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
918 Make sure to re-use NARYs without result as inserted by
921 2016-05-12 Richard Biener <rguenther@suse.de>
923 PR tree-optimization/71062
924 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
926 * tree-ssa-structalias.c (set_uids_in_ptset): Set
927 vars_contains_restrict if the var is a restrict tag.
928 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
929 do not disambiguate pointers against it.
930 (dump_points_to_solution): Re-structure and adjust for new
931 vars_contains_restrict flag.
932 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
934 2016-05-12 Martin Liska <mliska@suse.cz>
936 * doc/invoke.texi: Explain connection between
937 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
939 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
941 PR tree-optimization/71006
942 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
943 consider COND_EXPR as a mask producer.
945 2016-05-12 Marek Polacek <polacek@redhat.com>
948 * opts.c (common_handle_option): Detect missing argument for --help^.
950 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
953 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
954 when popping the PC and within an interrupt handler routine.
955 Add missing tab to output of "ldmfd".
956 (output_return_instruction): Output LDMFD with SP update rather
957 than POP when returning from interrupt handler.
959 2016-05-12 Jakub Jelinek <jakub@redhat.com>
961 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
962 TARGET_64BIT && TARGET_AVX512DQ.
963 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
964 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
965 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
966 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
967 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
968 (*vec_extractv4si_zext): Add avx512dq alternative.
969 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
970 use v instead of x constraint in other alternatives where possible.
972 * config/i386/sse.md (sse2_loadld): Use v instead of x
973 constraint in alternatives 0,1,4.
975 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
976 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
977 v constraints instead of x and <pinsr_evex_isa> isa attribute.
980 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
981 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
982 is not emitted unless TARGET_AVX512BW.
983 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
984 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
985 for the result operand.
987 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
988 constraint instead of x in avx alternatives. Use maybe_evex instead
991 * config/i386/constraints.md (Yv): New constraint.
992 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
993 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
994 * config/i386/i386.md (avx512fvecmode): New mode attr.
995 (*pushtf): Use v constraint instead of x.
996 (*movtf_internal): Likewise. For TARGET_AVX512VL and
997 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
998 (*absneg<mode>2): Use Yv constraint instead of x constraint.
999 (*absnegtf2_sse): Likewise.
1000 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
1001 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
1002 avx512f alternatives.
1003 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
1005 2016-05-12 Richard Biener <rguenther@suse.de>
1007 PR tree-optimization/71060
1008 * tree-data-ref.c (initialize_data_dependence_relation): Do not
1009 require exact match of DR_BASE_OBJECT but only matching address and
1012 2016-05-12 Richard Biener <rguenther@suse.de>
1014 PR tree-optimization/70986
1015 * cfganal.c: Include cfgloop.h.
1016 (dfs_find_deadend): Prefer to take edges exiting loops.
1018 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1020 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
1021 compile and run time.
1023 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
1026 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
1028 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
1030 * config/i386/i386.c (legitimize_pic_address): Use
1031 copy_to_suggested_reg instead of gen_movsi.
1033 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1035 * config/rs6000/predicates.md (quad_memory_operand): Move most of
1036 the code into quad_address_p and call it to share code with
1037 vsx_quad_dform_memory_operand.
1038 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
1040 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
1041 bit instead of being a separate word. Split -mpower9-dform into
1042 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1043 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
1044 for the register class supporting 128-bit quad word memory offsets.
1045 (mode_supports_vsx_dform_quad): Helper function to return if the
1046 register class uses quad word memory offsets.
1047 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
1048 (rs6000_debug_reg_global): Always print if we are using LRA or not.
1049 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
1050 instructions are enabled, set up the appropriate addr_masks for
1052 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
1053 -mpower9-dform-scalar, instead of -mpower9-dform.
1054 (rs6000_option_override_internal): Split -mpower9-dform into two
1055 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
1056 -mpower9-dform switch sets or clears both. If we are not using
1057 the LRA register allocator, do not enable -mpower9-dform-vector by
1058 default. If we are using LRA, enable -mpower9-dform-vector and
1059 -mvsx-timode if it is appropriate. Issue a warning if either
1060 -mpower9-dform-vector or -mvsx-timode are explicitly used without
1062 (quad_address_offset_p): New helper function to return if the
1063 offset is legal for quad word memory instructions.
1064 (quad_address_p): New function to determin if GPR or vector
1065 register quad word memory addresses are legal.
1066 (mem_operand_gpr): Validate quad word address offsets.
1067 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
1068 d-form (register + offset) instructions.
1069 (offsettable_ok_by_alignment): Likewise.
1070 (rs6000_legitimate_offset_address_p): Likewise.
1071 (legitimate_lo_sum_address_p): Likewise.
1072 (rs6000_legitimize_address): Likewise.
1073 (rs6000_legitimize_reload_address): Add more debug statements for
1075 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
1076 d-form instructions.
1077 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
1078 d-form instructions. Distinguish different cases in debug
1079 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
1080 d-form instructions.
1081 (rs6000_preferred_reload_class): Likewise.
1082 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
1083 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
1084 of the ISA 2.06 indexed memory instructions.
1085 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
1086 use them to save/restore the saved vector registers instead of
1087 using Altivec instructions.
1088 (rs6000_emit_epilogue): Likewise.
1089 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
1090 (rs6000_opt_masks): Split -mpower9-dform into
1091 -mpower9-dform-scalar and -mpower9-dform-vector.
1092 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
1094 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
1095 ISA 3.0 vector indexed memory instructions, and fold the code into
1096 the normal mov<mode> patterns.
1097 (p9_vecstore_<mode>): Likewise.
1098 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
1100 (vsx_movti_64bit): Likewise.
1101 (vsx_movti_32bit): Likewise.
1102 * config/rs6000/constraints.md (wO constraint): New constraint for
1103 ISA 3.0 vector d-form support.
1104 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
1105 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
1106 include -mpower9-dform-vector until we switch over to LRA.
1107 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
1108 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1109 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
1110 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1111 for -mpower9-dform and -mlra.
1112 * doc/md.texi (wO constraint): Document wO constraint.
1114 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
1116 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
1117 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
1118 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
1119 Move handling of non-insn arguments inline into the sole user:
1120 (output_trans_func): ...here.
1121 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
1122 in emitted function prototype.
1123 (output_internal_insn_latency_func): Ditto. Simplify.
1124 (output_internal_maximal_insn_latency_func): Ditto. Delete
1125 always-unused argument.
1126 (output_insn_latency_func): Ditto.
1127 (output_maximal_insn_latency_func): Ditto.
1129 2016-05-11 Richard Biener <rguenther@suse.de>
1131 PR tree-optimization/71055
1132 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
1133 sth with precision not equal to access size verify we don't chop
1136 2016-05-11 Richard Biener <rguenther@suse.de>
1139 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
1140 (dwarf2out_finish): Move retry_incomplete_types call ...
1141 (dwarf2out_early_finish): ... here.
1143 2016-05-11 Richard Biener <rguenther@suse.de>
1146 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
1147 if the langhook insists on it.
1148 * fold-const.c (make_bit_field_ref): Add arg for the original
1149 reference and preserve its alias-set.
1150 (decode_field_reference): Take exp by reference and adjust it
1151 to the original memory reference.
1152 (optimize_bit_field_compare): Adjust callers.
1153 (fold_truth_andor_1): Likewise.
1154 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
1156 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
1159 * cfgrtl.h (delete_insn_and_edges): Now return bool.
1160 * cfgrtl.c (delete_insn_and_edges): Likewise.
1161 * config/i386/i386.c (convert_scalars_to_vector): Remove
1163 * cse.c (cse_insn): Compute cse_cfg_altered.
1164 (delete_trivially_dead_insns): Likewise.
1165 (cse_cc_succs): Likewise.
1166 (rest_of_handle_cse): Free dominance info if required.
1167 (rest_of_handle_cse2): Likewise.
1168 (rest_of_handle_cse_after_global_opts): Likewise.
1170 2016-05-11 Alan Modra <amodra@gmail.com>
1172 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
1173 abi_v4_pass_in_fpr): New functions.
1174 (rs6000_function_arg_boundary): Exclude complex IBM long double
1175 from 64-bit alignment when ABI_V4.
1176 (rs6000_function_arg, rs6000_function_arg_advance_1,
1177 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
1179 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
1181 PR rtl-optimization/71028
1182 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
1183 jump with just a return in the fallthrough block if the branch
1184 block contains just a return as well.
1186 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
1188 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
1189 * match.pd ((X & Y) ^ Y): ... this.
1190 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
1191 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
1193 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1195 * read-md.c (require_char_ws): New function.
1196 (read_string): Simplify using require_char_ws.
1197 (handle_constants): Likewise.
1198 (handle_enum): Likewise.
1199 (handle_file): Likewise.
1200 * read-md.h (require_char_ws): New declaration.
1201 * read-rtl.c (read_conditions): Simplify using require_char_ws.
1202 (read_mapping): Likewise.
1203 (read_rtx_code): Likewise.
1204 (read_nested_rtx): Likewise.
1206 2016-05-10 James Norris <jnorris@codesourcery.com>
1208 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
1209 if offloading is enabled and -fopenacc or -fopenmp is specified.
1210 (CRTOFFLOADEND): Likewise.
1211 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
1212 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
1214 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
1216 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
1217 gotoff_operand code paths. Use copy_to_suggested_regs and
1218 expand_simple_binop where appropriate. Cleanup.
1220 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1223 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
1225 (dimode_scalar_chain::vector_const_cost): New.
1226 (dimode_scalar_chain::compute_convert_gain): Handle constants.
1227 (dimode_scalar_chain::convert_op): Likewise.
1228 (dimode_scalar_chain::convert_insn): Likewise.
1230 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1232 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
1233 unary operation, not a binary one.
1235 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1238 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
1239 calls with type casted fndecl.
1241 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1243 PR tree-optimization/70786
1244 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
1245 * gcc/calls.c (initialize_argument_information): Bind bounds
1246 with corresponding args passed by reference.
1248 2016-05-10 Jakub Jelinek <jakub@redhat.com>
1251 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
1252 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
1253 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
1256 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1259 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
1260 code for a zero scale factor.
1261 (vsx_xvcvdpuxds_scale): Likewise.
1263 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1265 * diagnostic-show-locus.c (layout::layout): Call show_ruler
1266 if show_ruler_p was set on the context.
1267 (layout::show_ruler): New method.
1268 * diagnostic.h (struct diagnostic_context): Add field
1271 2016-05-10 Richard Biener <rguenther@suse.de>
1273 PR tree-optimization/71039
1274 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
1275 (chk_uses): New function.
1276 (propagate_with_phi): Verify we can safely replicate the lhs of an
1277 aggregate assignment on all incoming edges.
1279 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
1281 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
1283 (rx_atomic_sequence): New class.
1284 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
1285 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
1287 (rx_atomic_sequence::rx_atomic_sequence,
1288 rx_atomic_sequence::~rx_atomic_sequence): New functions.
1289 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
1290 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
1291 CTRLREG_INTB): New constants.
1292 (FETCHOP): New code iterator.
1293 (fethcop_name, fetchop_name2): New iterator code attributes.
1294 (QIHI): New mode iterator.
1295 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
1296 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
1297 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
1299 2016-05-10 Martin Liska <mliska@suse.cz>
1301 * tree-inline.c (remap_dependence_clique): Do not remap
1302 debugging statements.
1304 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1306 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
1307 ("*fixuns_truncdfdi2_z13")
1308 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
1309 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
1310 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
1312 2016-05-10 Richard Biener <rguenther@suse.de>
1314 PR tree-optimization/70497
1315 PR tree-optimization/28367
1316 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
1318 (visit_reference_op_load): ... here.
1319 (vn_reference_lookup_3): Use it to handle subreg-like accesses
1320 with simplified BIT_FIELD_REFs.
1321 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
1322 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
1325 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1327 * dwarf2out.c (add_abstract_origin_attribute): Adjust
1328 documentation comment. For BLOCK nodes, add a
1329 DW_AT_abstract_origin attribute that points to the DIE generated
1330 for the origin BLOCK.
1331 (gen_lexical_block_die): Call add_abstract_origin_attribute for
1332 blocks from inlined functions.
1334 2016-05-10 Alan Modra <amodra@gmail.com>
1337 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
1338 regrename modifying insns saving lr before __morestack call.
1339 * config/rs6000/rs6000.md (split_stack_return): Similarly for
1340 insns restoring lr after __morestack call.
1342 2016-05-09 Jakub Jelinek <jakub@redhat.com>
1344 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
1345 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
1347 * config/i386/sse.md (vec_interleave_high<mode>,
1348 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
1349 <avx512>_vpermt2var<mode>3_maskz): Likewise.
1351 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1353 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
1354 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
1355 parallel reassociation for power8 and forward.
1357 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
1359 * config/i386/i386.md (absneg splitters with general regs): Use
1360 general_reg_operand predicate.
1361 (btsq peephole2): Use x86_64_immediate_operand to check if new
1362 value is suitable for immediate operand. Generate emitted insn
1363 using RTL expressions.
1364 (btcq peephole2): Ditto.
1365 (btrq peephole2): Ditto. Generate correct immediate operand
1368 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1370 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
1373 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1375 * tree-affine.c (wide_int_constant_multiple_p): Add missing
1376 pointer dereference.
1378 2016-05-09 Richard Biener <rguenther@suse.de>
1380 PR tree-optimization/70985
1381 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
1382 op0 isn't a gimple register.
1384 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
1386 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
1387 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
1388 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
1389 (i6400_fpu_mult): New cpu units.
1390 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
1391 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
1392 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
1393 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
1394 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
1395 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
1396 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
1397 (i6400_msa_long_float4, i6400_msa_long_float5)
1398 (i6400_msa_long_float8, i6400_msa_fdiv_df)
1399 (i6400_msa_fdiv_sf): New reservations.
1400 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
1401 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
1402 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
1403 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
1404 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
1405 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
1406 (msa_short_cmp, msa_short_float2, msa_short_logic3)
1407 (msa_short_store4, msa_long_load, msa_short_store)
1408 (msa_long_logic, msa_long_float2, msa_long_float4)
1409 (msa_long_float5, msa_long_float8, msa_long_mult)
1410 (msa_long_fdiv, msa_long_div): New reservations.
1412 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
1413 Sameera Deshpande <sameera.deshpande@imgtec.com>
1414 Matthew Fortune <matthew.fortune@imgtec.com>
1415 Graham Stott <graham.stott@imgtec.com>
1416 Chao-ying Fu <chao-ying.fu@imgtec.com>
1418 * config.gcc: Add MSA header file for mips*-*-* target.
1419 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
1420 (Ubv8i, Urv8): New constraints.
1421 * config/mips/mips-ftypes.def: Add function types for MSA
1423 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
1424 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
1425 * config/mips/mips-msa.md: New file.
1426 * config/mips/mips-protos.h
1427 (mips_split_128bit_const_insns): New prototype.
1428 (mips_msa_idiv_insns): Likewise.
1429 (mips_split_128bit_move): Likewise.
1430 (mips_split_128bit_move_p): Likewise.
1431 (mips_split_msa_copy_d): Likewise.
1432 (mips_split_msa_insert_d): Likewise.
1433 (mips_split_msa_fill_d): Likewise.
1434 (mips_expand_msa_branch): Likewise.
1435 (mips_const_vector_same_val_p): Likewise.
1436 (mips_const_vector_same_bytes_p): Likewise.
1437 (mips_const_vector_same_int_p): Likewise.
1438 (mips_const_vector_shuffle_set_p): Likewise.
1439 (mips_const_vector_bitimm_set_p): Likewise.
1440 (mips_const_vector_bitimm_clr_p): Likewise.
1441 (mips_msa_vec_parallel_const_half): Likewise.
1442 (mips_msa_output_division): Likewise.
1443 (mips_ldst_scaled_shift): Likewise.
1444 (mips_expand_vec_cond_expr): Likewise.
1445 * config/mips/mips.c (enum mips_builtin_type): Add
1446 MIPS_BUILTIN_MSA_TEST_BRANCH.
1447 (mips_gen_const_int_vector_shuffle): New prototype.
1448 (mips_const_vector_bitimm_set_p): New function.
1449 (mips_const_vector_bitimm_clr_p): Likewise.
1450 (mips_const_vector_same_val_p): Likewise.
1451 (mips_const_vector_same_bytes_p): Likewise.
1452 (mips_const_vector_same_int_p): Likewise.
1453 (mips_const_vector_shuffle_set_p): Likewise.
1454 (mips_symbol_insns): Forbid loading symbols via immediate for
1456 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
1458 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
1460 (mips_lx_address_p): Add support load indexed address for MSA.
1461 (mips_address_insns): Add calculation of instructions needed for
1462 stores and loads for MSA.
1463 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
1464 CONST_VECTOR for MSA and let it fall through.
1465 (mips_ldst_scaled_shift): New function.
1466 (mips_subword_at_byte): Likewise.
1467 (mips_msa_idiv_insns): Likewise.
1468 (mips_legitimize_move): Validate MSA moves.
1469 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
1470 calculation of costs for MSA division.
1471 (mips_split_move_p): Check if MSA moves need splitting.
1472 (mips_split_move): Split MSA moves if necessary.
1473 (mips_split_128bit_move_p): New function.
1474 (mips_split_128bit_move): Likewise.
1475 (mips_split_msa_copy_d): Likewise.
1476 (mips_split_msa_insert_d): Likewise.
1477 (mips_split_msa_fill_d): Likewise.
1478 (mips_output_move): Handle MSA moves.
1479 (mips_expand_msa_branch): New function.
1480 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
1481 Reinstate 'y' modifier.
1482 (mips_file_start): Add MSA .gnu_attribute.
1483 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
1485 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
1486 (mips_class_max_nregs): Add register size for MSA supported mode.
1487 (mips_cannot_change_mode_class): Allow conversion between MSA
1488 vector modes and TImode.
1489 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
1491 (mips_secondary_reload_class): Force MSA loads/stores via memory.
1492 (mips_preferred_simd_mode): Add preffered modes for MSA.
1493 (mips_vector_mode_supported_p): Add MSA supported modes.
1494 (mips_autovectorize_vector_sizes): New function.
1495 (mips_msa_output_division): Likewise.
1496 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
1497 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
1498 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
1499 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
1500 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
1501 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
1502 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
1503 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
1504 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
1505 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
1506 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
1507 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
1508 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
1509 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
1510 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
1511 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
1512 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
1513 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
1514 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
1515 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
1516 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
1517 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
1518 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
1519 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
1520 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
1521 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
1522 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
1523 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
1524 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
1525 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
1526 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
1527 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
1528 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
1529 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
1530 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
1531 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
1532 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
1533 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
1534 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
1535 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
1536 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
1537 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
1538 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
1539 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
1540 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1541 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1542 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1543 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1544 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1545 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1546 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1547 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1548 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
1549 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
1550 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
1551 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
1552 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
1553 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
1554 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
1555 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
1556 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
1557 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
1558 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
1559 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
1560 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
1561 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
1562 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
1563 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
1564 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
1565 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
1566 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
1567 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
1568 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
1569 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
1570 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
1571 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
1572 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
1573 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
1574 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
1575 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
1576 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
1577 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
1578 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
1579 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
1580 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
1581 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
1582 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
1583 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
1584 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
1585 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
1586 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
1587 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
1588 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
1589 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
1590 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
1591 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
1592 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
1593 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
1594 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
1595 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
1596 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
1597 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
1598 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
1599 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
1600 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
1601 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
1602 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
1603 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
1604 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
1605 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
1606 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
1607 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
1608 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
1609 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
1610 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
1611 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
1612 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
1613 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
1614 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
1615 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
1616 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
1617 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
1618 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
1619 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
1620 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
1621 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
1622 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
1623 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
1624 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
1625 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
1626 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
1627 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
1628 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
1629 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
1630 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
1631 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
1632 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
1633 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
1634 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
1635 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
1636 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
1637 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
1638 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
1639 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
1640 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
1641 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
1642 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
1643 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
1644 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
1645 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
1646 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
1648 (mips_get_builtin_decl_index): New array.
1649 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
1650 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
1651 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
1652 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
1653 (mips_init_builtins): Initialize mips_get_builtin_decl_index
1655 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1657 (mips_expand_builtin_insn): Prepare operands for
1658 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
1659 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
1660 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
1661 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
1662 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
1663 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
1664 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
1665 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
1666 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
1667 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
1668 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
1669 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
1670 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
1671 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
1672 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
1673 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
1674 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
1675 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
1676 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
1677 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
1678 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
1679 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
1680 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
1681 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
1682 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
1683 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
1684 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
1685 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
1686 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
1687 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
1688 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
1689 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1690 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1691 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1692 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1693 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1694 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1695 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1696 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1697 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1698 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1699 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1700 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1701 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1702 These are set implicitly and an error is reported if overridden.
1703 (mips_expand_builtin_msa_test_branch): New function.
1704 (mips_expand_msa_shuffle): Likewise.
1705 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1706 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1707 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1708 (mips_expand_vec_unpack): Add support for MSA.
1709 (mips_expand_vector_init): Likewise.
1710 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1711 instead of const0_rtx.
1712 (mips_msa_vec_parallel_const_half): New function.
1713 (mips_gen_const_int_vector): Likewise.
1714 (mips_gen_const_int_vector_shuffle): Likewise.
1715 (mips_expand_msa_cmp): Likewise.
1716 (mips_expand_vec_cond_expr): Likewise.
1717 * config/mips/mips.h
1718 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1719 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1721 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1722 (ISA_HAS_MSA): New macro.
1723 (UNITS_PER_MSA_REG): Likewise.
1724 (BITS_PER_MSA_REG): Likewise.
1725 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1726 (MSA_REG_FIRST): New macro.
1727 (MSA_REG_LAST): Likewise.
1728 (MSA_REG_NUM): Likewise.
1729 (MSA_REG_P): Likewise.
1730 (MSA_REG_RTX_P): Likewise.
1731 (MSA_SUPPORTED_MODE_P): Likewise.
1732 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1733 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1734 * config/mips/mips.md: Include mips-msa.md.
1735 (alu_type): Add simd_add.
1736 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1737 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1738 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1739 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1740 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1741 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1742 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1743 simd_move, simd_load, simd_store. Choose "multi" for moves
1745 (qword_mode): New attribute.
1746 (insn_count): Add instruction count for quad moves.
1747 Increase the count for MIPS SIMD division.
1748 (UNITMODE): Add UNITMODEs for vector types.
1749 (addsub): New code iterator.
1750 * config/mips/mips.opt (mmsa): New option.
1751 * config/mips/msa.h: New file.
1752 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1754 * config/mips/mti-linux.h: Likewise.
1755 * config/mips/predicates.md
1756 (const_msa_branch_operand): New constraint.
1757 (const_uimm3_operand): Likewise.
1758 (const_uimm4_operand): Likewise.
1759 (const_uimm5_operand): Likewise.
1760 (const_uimm8_operand): Likewise.
1761 (const_imm5_operand): Likewise.
1762 (aq10b_operand): Likewise.
1763 (aq10h_operand): Likewise.
1764 (aq10w_operand): Likewise.
1765 (aq10d_operand): Likewise.
1766 (const_m1_operand): Likewise.
1767 (reg_or_m1_operand): Likewise.
1768 (const_exp_2_operand): Likewise.
1769 (const_exp_4_operand): Likewise.
1770 (const_exp_8_operand): Likewise.
1771 (const_exp_16_operand): Likewise.
1772 (const_vector_same_val_operand): Likewise.
1773 (const_vector_same_simm5_operand): Likewise.
1774 (const_vector_same_uimm5_operand): Likewise.
1775 (const_vector_same_uimm6_operand): Likewise.
1776 (const_vector_same_uimm8_operand): Likewise.
1777 (par_const_vector_shf_set_operand): Likewise.
1778 (reg_or_vector_same_val_operand): Likewise.
1779 (reg_or_vector_same_simm5_operand): Likewise.
1780 (reg_or_vector_same_uimm6_operand): Likewise.
1781 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1783 * doc/invoke.texi (-mmsa): Document new option.
1785 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1787 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1788 * configure: Regenerate.
1789 * config.in: Regenerate.
1790 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1792 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1793 (ENDFILE_VTV_SPEC): Define.
1795 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1797 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1798 registers in all interrupt handlers if necessary.
1799 (rl78_option_override): Add warning.
1800 (MUST_SAVE_MDUC_REGISTERS): New macro.
1801 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1802 * config/rl78/rl78.c (check_mduc_usage): New function.
1803 (mduc_regs): New structure to hold MDUC register data.
1804 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1805 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1806 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1807 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1808 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1809 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1811 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1813 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1814 (tree-ssa-loop-niter.h): Ditto.
1815 (idx_within_array_bound, ref_within_array_bound): New functions.
1816 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1817 Factor out check on writable base object to ...
1818 (base_object_writable): ... here.
1820 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1822 * config/arm/arm.md (probe_stack): Add modes to set source
1825 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1827 * regrename.c (base_reg_class_for_rename): New static function.
1828 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1830 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1832 * cgraph.c (thunk_adjust): Export.
1833 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1834 * cgraphunit.c (thunk_adjust): Export.
1835 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1837 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1839 * tree-inline.c (expand_call_inline): Expand thunks inline.
1841 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1844 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1845 (*sse2_vd_cvtss2sd): Ditto.
1846 * config/i386/i386.md
1847 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1848 Generate *sse2_vd_cvtsd2ss pattern.
1849 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1850 Generate *sse2_vd_cvtss2sd pattern.
1852 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1854 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1855 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1858 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1860 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1861 * config/sh/sh.c: Define and declare variables on first use throughout
1863 (current_function_interrupt): Change to bool type.
1864 (frame_insn): Rename to emit_frame_insn and update users.
1865 (push_regs): Use bool for 'interrupt_handler' argument.
1866 (save_schedule_s): Remove.
1867 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1868 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1869 targetm.asm_out.unaligned_op.di.
1870 (gen_far_branch): Remove redundant forward declaration.
1871 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1872 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1873 (sh_set_return_address, sh_function_ok_for_sibcall,
1874 scavenge_reg): Update comments.
1875 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1876 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1877 (sh_attr_renesas_p): Remove unnecessary parentheses.
1878 (branch_dest): Simplify.
1879 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1880 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1881 (CUMULATIVE_ARGS): Change macro to typedef.
1882 (current_function_interrupt): Change to bool type.
1883 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1884 Surround with __cplusplus ifdef.
1885 (sh_compare_op0, sh_compare_op1): Remove.
1886 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1888 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1890 * config/arm/arm.md: (arch): Add neon.
1891 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1892 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1893 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1894 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1895 attributes for alt renumbering. Mark alt 3 as non-predicable.
1896 (thumb2_movdf_vfp): Likewise.
1898 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1900 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1901 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1902 (*andqi_1): Add preferred_for_speed attribute to disparage
1903 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1904 (*<code>qi_1): Ditto.
1905 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1906 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1907 (*ashlqi3_1): Ditto.
1908 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1909 Add preferred_for_size attribute to disparage alternative 0 and
1910 preferred_for_speed attribute to disparage alternative 1 for
1911 TARGET_PARTIAL_REG_STALL targets.
1913 2016-05-07 Tom de Vries <tom@codesourcery.com>
1915 PR tree-optimization/70956
1916 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1919 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1921 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1922 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1923 * config/sh/sh.md (branch_zero): Remove define_attr.
1924 (define_delay): Disable delay slot if branch distance is one insn.
1926 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1928 * config/i386/i386.md (LEAMODE): New mode attribute.
1929 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1930 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1931 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1932 operand 2 predicate.
1933 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1934 (*lea<mode>_general_3): Ditto.
1935 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1937 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1939 * genmddump.c (main): Convert argv from char ** to const char **.
1941 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1943 * coretypes.h (OVERRIDE): New macro.
1946 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1948 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1949 allow coalescing if the types are compatible.
1951 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1953 * pass_manager.h (pass_manager::register_pass_name): New method.
1954 (pass_manager::get_pass_by_name): New method.
1955 (pass_manager::create_pass_tab): New method.
1956 (pass_manager::m_name_to_pass_map): New field.
1957 * passes.c (name_to_pass_map): Delete global in favor of field
1958 "m_name_to_pass_map" of pass_manager.
1959 (register_pass_name): Rename from a function to...
1960 (pass_manager::register_pass_name): ...this method, updating
1961 for renaming of global "name_to_pass_map" to field
1962 "m_name_to_pass_map".
1963 (create_pass_tab): Rename from a function to...
1964 (pass_manager::create_pass_tab): ...this method, updating
1965 for renaming of global "name_to_pass_map" to field.
1966 (get_pass_by_name): Rename from a function to...
1967 (pass_manager::get_pass_by_name): ...this method.
1968 (enable_disable_pass): Convert use of get_pass_by_name to
1969 a method call, locating the pass_manager singleton.
1971 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1973 * genattr-common.c (main): Convert argv from char ** to const char **.
1974 * genattr.c (main): Likewise.
1975 * genattrtab.c (main): Likewise.
1976 * genautomata.c (initiate_automaton_gen): Likewise.
1978 * gencodes.c (main): Likewise.
1979 * genconditions.c (main): Likewise.
1980 * genconfig.c (main): Likewise.
1981 * genconstants.c (main): Likewise.
1982 * genemit.c (main): Likewise.
1983 * genenums.c (main): Likewise.
1984 * genextract.c (main): Likewise.
1985 * genflags.c (main): Likewise.
1986 * genmddeps.c (main): Likewise.
1987 * genopinit.c (main): Likewise.
1988 * genoutput.c (main): Likewise.
1989 * genpeep.c (main): Likewise.
1990 * genpreds.c (main): Likewise.
1991 * genrecog.c (main): Likewise.
1992 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1993 (init_rtx_reader_args): Likewise.
1994 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1995 (init_rtx_reader_args): Likewise.
1996 * gentarget-def.c (main): Likewise.
1997 * read-md.c (read_md_files): Likewise.
1998 * read-md.h (read_md_files): Likewise.
2000 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2002 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
2003 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
2004 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
2005 Remove unused predicate.
2006 (register_and_not_fp_reg_operand): Ditto.
2008 2016-05-06 Martin Liska <mliska@suse.cz>
2010 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
2011 instead of vec as the vector is local to the function.
2013 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2015 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
2016 avx512bw alternative.
2018 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
2019 before the ashr<mode>3 pattern.
2021 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
2022 v instead of x in vex or maybe_vex alternatives, use
2023 maybe_evex instead of vex in prefix.
2025 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
2026 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
2027 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
2028 in vex or maybe_vex alternatives, use maybe_evex instead of vex
2031 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
2032 v instead of x in vex or maybe_vex alternatives, use
2033 maybe_evex instead of vex in prefix.
2035 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
2036 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
2037 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
2038 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
2039 alternatives, use maybe_evex instead of vex in prefix.
2041 * config/i386/sse.md (vec_interleave_lowv4sf,
2042 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
2043 v instead of x in vex or maybe_vex alternatives, use
2044 maybe_evex instead of vex in prefix.
2046 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
2047 v instead of x in vex or maybe_vex alternatives, use
2048 maybe_evex instead of vex in prefix.
2050 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
2051 v constraint instead of x.
2053 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
2055 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
2056 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
2059 2016-05-06 Richard Biener <rguenther@suse.de>
2061 PR tree-optimization/70948
2062 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2063 Properly clobber all fields of va_list for __builtin_va_start.
2065 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2068 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
2069 loop latch destination.
2071 2016-05-06 Martin Liska <mliska@suse.cz>
2073 * tree-ssa-uninit.c: Apply manual changes
2074 to the GNU coding style.
2075 (prune_uninit_phi_opnds): Rename from
2076 prune_uninit_phi_opnds_in_unrealizable_paths.
2078 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2080 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
2081 mspace): Remove deprecated options.
2082 * doc/invoke.texi (SH options): Remove -mspace.
2084 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2086 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
2088 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2090 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
2091 corresponding combine split pattern.
2093 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2096 * config/sh/predicates.md (long_displacement_mem_operand): New.
2097 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
2098 Add movi20, movi20s alternatives. Adjust length attribute for
2100 (movsi_ie): Allow for any FPU. Adjust length attribute for
2102 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
2103 attribute for alternatives.
2104 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
2105 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
2106 length attribute for alternatives.
2108 2016-05-06 Richard Biener <rguenther@suse.de>
2110 PR tree-optimization/70960
2111 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
2113 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2116 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
2117 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
2119 2016-05-06 Marek Polacek <polacek@redhat.com>
2122 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
2124 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2127 * config/sh/sh.md (*rotcr): Add another variant.
2129 2016-05-06 Richard Biener <rguenther@suse.de>
2132 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
2134 2016-05-06 Richard Biener <rguenther@suse.de>
2137 * fold-const.c (split_tree): Always convert to the original type
2140 2016-05-06 Richard Biener <rguenther@suse.de>
2142 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
2143 (fwprop_addr): Likewise.
2145 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2148 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
2150 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
2151 * config/i386/i386.md (push mem splitter): Use find_constant_src in
2152 the splitter condition.
2153 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
2154 the splitter condition.
2155 (FP float_extend load splitter): Ditto.
2157 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
2159 * config/i386/i386.md (peehole2 patterns): Change true_regnum
2160 to REGNO in all peephole2 patterns.
2161 (post-reload splitters): Change true_regnum to REGNO in
2162 post-reload splitters.
2163 (zero_extend splitters): Use general_reg_operand and
2164 nonimmediate_gr_operand predicates.
2166 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2168 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
2169 v constraint instead of x.
2171 2016-05-05 Alan Modra <amodra@gmail.com>
2174 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
2175 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
2176 TARGET_NO_FP_IN_TOC for -mrelocatable.
2177 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
2178 TARGET_RELOCATABLE test.
2179 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2180 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2181 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2182 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2183 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2184 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2185 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2186 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2187 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
2188 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2190 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
2191 (rs6000_stack_info): Likewise.
2192 (rs6000_elf_asm_out_constructor): Likewise.
2193 (rs6000_elf_asm_out_destructor): Likewise.
2194 (rs6000_elf_declare_function_name): Likewise.
2195 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
2196 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
2199 2016-05-05 Alan Modra <amodra@gmail.com>
2201 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
2203 2016-05-05 Alan Modra <amodra@gmail.com>
2205 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
2206 out-of-line gpr restore for one or two regs if that would add
2209 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
2212 * config/i386/i386.md
2213 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
2214 Change to post-epilogue_completed late splitter. Use sse_reg_operand
2215 as operand 0 predicate.
2216 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
2218 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
2219 Ditto. Emit the pattern using RTX.
2221 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
2222 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
2223 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
2224 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
2226 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
2227 sse_reg_operand as operand 0 predicate.
2229 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
2230 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
2231 instead of gen_rtx_REG.
2232 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
2235 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2237 * function.c (emit_use_return_register_into_block): Delete.
2238 (gen_return_pattern): Delete.
2239 (emit_return_into_block): Delete.
2240 (active_insn_between): Delete.
2241 (convert_jumps_to_returns): Delete.
2242 (emit_return_for_exit): Delete.
2243 (thread_prologue_and_epilogue_insns): Delete all code dealing with
2244 simple_return for shrink-wrapped blocks.
2245 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
2246 end of blocks that need one.
2247 (get_unconverted_simple_return): Delete.
2248 (convert_to_simple_return): Delete.
2249 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
2250 (convert_to_simple_return): Ditto.
2252 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2254 * cfgcleanup.c (bb_is_just_return): New function.
2255 (try_optimize_cfg): Simplify jumps to return, branches to return,
2256 and branches around return.
2258 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2260 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
2263 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2267 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
2268 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
2269 assert flags & OEP_HASH_CHECK, instead of asserting it
2270 never happens. Handle TARGET_EXPR.
2271 * fold-const.c (operand_equal_p): For hash verification,
2272 or in OEP_HASH_CHECK into flags.
2274 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
2276 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
2278 (compute_samebase_partition_bases): Fix typo.
2280 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2282 * config/i386/sse.md (vec_interleave_highv8sf,
2283 vec_interleave_lowv8sf, vec_interleave_highv4df,
2284 vec_interleave_lowv4df): Remove constraints from expanders.
2286 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
2288 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2290 * tree-inline.c (expand_call_inline): Fix path dealing with
2291 making lhs of call statement undefined.
2293 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2295 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
2296 Check availability on NODE, too.
2297 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
2298 (cgraph_node::call_for_symbol_and_aliases): Likewise.
2299 (varpool_node::call_for_symbol_and_aliase): Likewise.
2300 * ipa-pure-const.c (add_new_function): Analyze all bodies.
2301 (propagate_pure_const): Propagate across interposable functions, too.
2302 (skip_function_for_local_pure_const): Do not skip interposable bodies
2304 (pass_local_pure_const::execute): Update.
2306 2016-05-04 Marek Polacek <polacek@redhat.com>
2308 * doc/invoke.texi: Document -Wdangling-else.
2310 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2312 * config.gcc: Error out when conflicting multilib is detected. Do not
2313 loop over multilibs since no combination is legal.
2315 2016-05-04 Alan Modra <amodra@gmail.com>
2317 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
2318 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
2319 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2322 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
2324 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
2325 Clean up p5600 comments.
2327 2016-05-04 Richard Biener <rguenther@suse.de>
2329 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
2330 constructor simplifications.
2331 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
2333 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
2335 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
2336 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
2337 result.set_rtx is null instead of aborting.
2338 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
2340 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
2341 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
2342 *mov<mode>_store_postinc): New patterns.
2344 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
2346 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
2347 as commutative. Check both conversions are NOP.
2348 ((A & B) OP (C & B)): Remove.
2350 2016-05-04 Alan Modra <amodra@gmail.com>
2352 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
2354 2016-05-04 Alan Modra <amodra@gmail.com>
2357 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
2358 when cr2,3,4 are all fixed regs.
2360 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
2362 PR rtl-optimization/57193
2363 * opts.c (default_options_table): Revert OPT_frename_registers change.
2364 * doc/invoke.texi (-frename-registers, -O2): Likewise.
2366 2016-05-03 Martin Sebor <msebor@redhat.com>
2369 * builtins.c (fold_builtin_FILE): New function.
2370 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
2371 (fold_builtin_0): Call them.
2372 * gimplify.c (gimplify_call_expr): Remove the handling of
2373 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
2376 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
2377 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
2381 * doc/extend.texi (Function Names as Strings): Update __func__,
2382 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
2385 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2386 Richard Biener <rguenther@suse.de>
2388 PR tree-optimization/70916
2389 * tree-if-conv.c: Include cfganal.h.
2390 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
2391 and remove_fake_exit_edges around the optimization pass.
2393 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
2395 * cgraph.c (symbol_table::create_edge): Set inline_failed.
2396 (cgraph_edge::make_direct): Likewise.
2397 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
2398 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
2399 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
2400 (CIF_THUNK): New code.
2401 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
2402 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
2403 (compute_inline_parameters): Set inline_failed for thunks.
2404 (inline_analyze_function): Cleanup.
2405 * ipa-inline.c (can_inline_edge_p): Do not deal with
2406 call_stmt_cannot_inline_p.
2407 (can_early_inline_edge_p): Likewise.
2408 (early_inliner): Initialize inline_failed.
2409 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
2411 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
2413 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
2414 from nonimm_ssenomem_operand.
2415 (nonimm_ssenomem_operand): New predicate.
2416 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
2417 as operand 0 predicate.
2418 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
2419 Disable unsupported alternatives using "enabled" attribute.
2420 Use register_ssemem_operand as operand 0 predicate.
2421 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
2423 2016-05-03 Marek Polacek <polacek@redhat.com>
2426 * input.c (expansion_point_location): New function.
2427 * input.h (expansion_point_location): Declare.
2429 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
2431 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
2432 occurence with frame_offset_ ones.
2434 2016-05-03 Alan Modra <amodra@gmail.com>
2436 PR rtl-optimization/70890
2437 * ira.c (combine_and_move_insns): When moving def_insn, remove
2440 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
2442 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
2443 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
2444 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
2445 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
2447 2016-05-03 Alan Modra <amodra@gmail.com>
2449 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
2450 for SAVE_MULTIPLE/STORE_MULTIPLE.
2452 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2454 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
2455 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
2457 2016-05-03 Richard Biener <rguenther@suse.de>
2459 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
2461 (gimplify_arg): Likewise.
2462 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
2463 re-writing the result to a decl if required.
2464 (internal_get_tmp_var): Add allow_ssa parameter
2465 and override into_ssa with it.
2466 (get_formal_tmp_var): Adjust.
2467 (get_initialized_tmp_var): Add allow_ssa parameter.
2468 (gimplify_arg): Add allow_ssa parameter and avoid generating
2469 SSA names for the result false.
2470 (gimplify_call_expr): If the call may return twice do not
2471 gimplify parameters into SSA.
2472 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
2473 (gimplify_modify_expr): Adjust assert. For noreturn calls
2474 with a SSA name LHS adjust its def.
2475 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
2476 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
2477 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
2478 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
2479 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
2480 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
2481 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
2482 (optimize_target_teams): Do not allow SSA names for clause operands.
2483 (gimplify_expr): Likewise for where we mark the result addressable.
2484 * passes.def (pass_init_datastructures): Remove.
2485 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
2486 (rewrite_stmt): Likewise.
2487 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
2488 (replace_locals_op): Replace SSA names.
2489 (copy_gimple_seq_and_replace_locals): Init src_cfun.
2490 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
2491 * cgraph.c (release_function_body): Free CFG annotations only
2492 when we have a CFG. Simplify.
2493 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2494 force_gimple_operand instead of get_initialized_tmp_var.
2495 * tree-pass.h (make_pass_init_datastructures): Remove.
2496 * tree-ssa.c (execute_init_datastructures): Remove.
2497 (pass_data_init_datastructures): Likewise.
2498 (class pass_init_datastructures): Likewise.
2499 (make_pass_init_datastructures): Likewise.
2500 * omp-low.c (create_omp_child_function): Init SSA data structures.
2501 (grid_expand_target_grid_body): Likewise.
2502 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
2503 name before adding it to names_to_release.
2504 (remove_bb): Always release SSA defs.
2505 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
2506 before dereferencing it.
2507 * cgraphunit.c (init_lowered_empty_function): Always
2508 int SSA data structures.
2509 * tree-ssanames.c (release_defs): Remove assert that we are in
2511 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
2513 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2514 Uros Bizjak <ubizjak@gmail.com>
2516 PR rtl-optimization/70467
2517 * config/i386/predicates.md (x86_64_hilo_int_operand,
2518 x86_64_hilo_general_operand): New predicates.
2519 * config/i386/constraints.md (Wd): New constraint.
2520 * config/i386/i386.md (mode attr di): Use Wd instead of e.
2521 (general_hilo_operand): New mode attr.
2522 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
2523 instead of <general_operand>.
2524 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
2525 x86_64_hilo_general_operand instead of <general_operand>.
2527 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2529 PR tree-optimization/70916
2530 * tree-if-conv.c (constant_or_ssa_name): Removed.
2531 (fold_build_cond_expr): Use is_gimple_val instead of
2532 constant_or_ssa_name.
2534 PR tree-optimization/70916
2535 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
2536 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
2539 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
2540 (optimize_atomic_bit_test_and): New function.
2541 (pass_fold_builtins::execute): Use it.
2542 * optabs.def (atomic_bit_test_and_set_optab,
2543 atomic_bit_test_and_complement_optab,
2544 atomic_bit_test_and_reset_optab): New optabs.
2545 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
2546 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
2547 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
2548 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
2549 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
2550 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
2551 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
2552 * doc/md.texi (atomic_bit_test_and_set@var{mode},
2553 atomic_bit_test_and_complement@var{mode},
2554 atomic_bit_test_and_reset@var{mode}): Document.
2555 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
2556 atomic_bit_test_and_complement<mode>,
2557 atomic_bit_test_and_reset<mode>): New expanders.
2558 (atomic_bit_test_and_set<mode>_1,
2559 atomic_bit_test_and_complement<mode>_1,
2560 atomic_bit_test_and_reset<mode>_1): New insns.
2562 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
2564 PR rtl-optimization/70687
2565 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
2566 instead of unsigned HOST_WIDE_INT.
2568 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
2570 PR rtl-optimization/44281
2571 * hard-reg-set.h (struct target_hard_regs): New field
2572 x_fixed_nonglobal_reg_set.
2573 (fixed_nonglobal_reg_set): New macro.
2574 * reginfo.c (init_reg_sets_1): Initialize it.
2575 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
2577 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
2579 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2581 PR tree-optimization/56541
2582 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
2583 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
2584 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
2585 (any_complicated_phi): new static variable.
2586 (aggressive_if_conv): delete.
2587 (if_convertible_phi_p): support phis with more than two arguments.
2588 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
2589 critical pred edges.
2590 (ifcvt_split_critical_edges): support phis with more than two
2591 arguments by checking new parameter. only split critical edges
2593 (tree_if_conversion): handle simd pragma marked loop using new
2594 local variable aggressive_if_conv. check any_complicated_phi.
2596 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2598 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
2601 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2603 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
2606 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
2608 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
2609 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
2610 define_insn_and_split.
2611 (mulsi3_i): New define_insn_and_split.
2612 (mulsi3_call): Convert to define_insn.
2613 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
2616 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2618 * machmode.h (mode_complex): Add support to give the complex mode
2620 (GET_MODE_COMPLEX_MODE): Likewise.
2621 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
2622 stored by build_complex_type and gfc_build_complex_type instead of
2623 trying to figure out the appropriate mode based on the size. Raise
2624 an assertion error, if the type was not set.
2625 * genmodes.c (struct mode_data): Add field for the complex type of
2627 (blank_mode): Likewise.
2628 (make_complex_modes): Remember the complex mode created in the
2630 (emit_mode_complex): Write out the mode_complex array to map a
2631 type mode to the complex version.
2632 (emit_insn_modes_c): Likewise.
2633 * tree.c (build_complex_type): Set the complex type to use before
2634 calling layout_type.
2635 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
2636 support for __float128 complex datatypes.
2637 (rs6000_hard_regno_mode_ok): Likewise.
2638 (rs6000_setup_reg_addr_masks): Likewise.
2639 (rs6000_complex_function_value): Likewise.
2640 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
2641 __float128 and __ibm128 complex.
2642 (FLOAT128_IBM_P): Likewise.
2643 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2644 * doc/extend.texi (Additional Floating Types): Document that
2645 -mfloat128 must be used to enable __float128. Document complex
2646 __float128 and __ibm128 support.
2648 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2651 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
2652 char/short arguments promoted to int because of promote_prototypes.
2654 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2656 * config/i386/predicates.md (register_ssemem_operand): New predicate.
2657 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
2658 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
2659 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
2660 alternatives using "enabled" attribute. Use register_ssemem_operand
2661 as operand 1 predicate.
2662 (*cmpi<unord>xf_i387): Split XFmode pattern from
2663 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
2664 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
2665 *absneg<mode>2_i387. Disable unsupported alternatives using
2666 "enabled" attribute.
2667 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
2669 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2671 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
2673 (oacc_loop_process): Check mask for loop termination.
2675 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2677 * cif-code.def (CIF_THUNK): Add.
2678 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
2681 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2683 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
2684 (dump_inline_summary): Dump it.
2685 (fp_expression_p): New predicate.
2686 (estimate_function_body_sizes): Use it.
2687 (inline_merge_summary): Merge fp_expressions.
2688 (inline_read_section): Read fp_expressions.
2689 (inline_write_summary): Write fp_expressions.
2690 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2691 codegen boundary if either caller or callee is !fp_expressions.
2692 * ipa-inline.h (inline_summary): Add fp_expressions.
2693 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2694 to fp_expressions be sure the fp generation flags are updated.
2696 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2698 PR rtl-optimization/70467
2699 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2701 PR rtl-optimization/70467
2702 * ipa-pure-const.c (check_call): Handle internal calls even in
2703 ipa mode like in local mode.
2705 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2707 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2709 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2711 * match.pd (X u< X, X u> X): New transformations.
2713 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2715 * flag-types.h (enum warn_strict_overflow_code): Move ...
2716 * coretypes.h: ... here.
2717 * fold-const.h (fold_overflow_warning): Declare.
2718 * fold-const.c (fold_overflow_warning): Make non-static.
2719 (fold_comparison): Move the transformation of X +- C1 CMP C2
2720 into X CMP C2 -+ C1 ...
2721 * match.pd: ... here.
2722 * gimple-fold.c (fold_stmt_1): Protect with
2723 fold_defer_overflow_warnings.
2725 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2727 * omp-low.c (struct oacc_loop): Add 'inner' field.
2728 (new_oacc_loop_raw): Initialize it to zero.
2729 (oacc_loop_fixed_partitions): Initialize it.
2730 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2731 available partitioning.
2733 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2735 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2737 (umulsidi3): Likewise.
2738 (indirect_jump): Fix jump instruction assembly patterns.
2740 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2743 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2744 (nvptx_function_value): Assert non-NULL cfun.
2746 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2748 PR rtl-optimization/70886
2749 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2751 * cselib.h (rtx_equal_for_cselib_1): Declare.
2752 (rtx_equal_for_cselib_p: New inline function.
2753 * cselib.c (rtx_equal_for_cselib_p): Delete.
2754 (rtx_equal_for_cselib_1): Make public.
2756 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2758 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2759 (register_mixssei387nonimm_operand): Remove predicate.
2760 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2761 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2762 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2763 for TARGET_MIX_SSE_I387 alternatives.
2764 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2765 Disable unsupported alternatives using "enabled" attribute. Use
2766 nonimm_ssenomem_operand as operand 1 predicate. Also check
2767 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2769 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2771 * tree.c (cst_and_fits_in_hwi): Simplify.
2773 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2775 * tree.h (wi::to_wide): New function.
2776 * expr.c (expand_expr_real_1): Use wi::to_wide.
2777 * fold-const.c (int_const_binop_1): Likewise.
2778 (extract_muldiv_1): Likewise.
2780 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2782 * wide-int.h: Update offset_int and widest_int documentation.
2783 (WI_SIGNED_SHIFT_RESULT): New macro.
2784 (wi::binary_shift): Define signed_shift_result_type for
2785 shifts on offset_int- and widest_int-like types.
2786 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2787 * tree.h (int_bit_position): Use shift operators instead of wi::
2789 * alias.c (adjust_offset_for_component_ref): Likewise.
2790 * expr.c (get_inner_reference): Likewise.
2791 * fold-const.c (fold_comparison): Likewise.
2792 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2793 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2794 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2795 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2796 (stmt_kills_ref_p): Likewise.
2797 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2798 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2799 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2800 (ao_ref_init_from_vn_reference): Likewise.
2802 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2804 * wide-int.h: Update offset_int and widest_int documentation.
2805 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2806 (wi::binary_traits): Allow ordered comparisons between offset_int and
2807 offset_int, between widest_int and widest_int, and between either
2808 of these types and basic C types.
2809 (operator <, <=, >, >=): Define for the same combinations.
2810 * tree.h (tree_int_cst_lt): Use comparison operators instead
2811 of wi:: comparisons.
2812 (tree_int_cst_le): Likewise.
2813 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2814 (fold_nonarray_ctor_reference): Likewise.
2815 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2816 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2817 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2818 * tree-sra.c (completely_scalarize): Likewise.
2819 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2820 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2821 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2822 (check_for_binary_op_overflow): Likewise.
2823 (search_for_addr_array): Likewise.
2824 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2826 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2828 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2829 (arc_save_restore): Likewise.
2830 (arc_dwarf_register_span): Likewise.
2831 (arc_output_pic_addr_const): Initialize suffix variable.
2833 2016-05-02 Martin Liska <mliska@suse.cz>
2835 * symbol-summary.h (function_summary::function_summary):
2836 Remove checking assert for all cgraph nodes.
2837 (function_summary::get): Check summary_uid.
2838 (symtab_insertion): Check summary_uid.
2840 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2842 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2843 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2845 (arc_dwarf_register_span): Remove enum keyword.
2846 (compact_memory_operand_p): New function.
2847 * config/arc/arc.h (reg_class): Add code density register classes.
2848 (REG_CLASS_NAMES): Likewise.
2849 (REG_CLASS_CONTENTS): Likewise.
2850 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2851 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2852 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2853 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2854 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2856 (h, Rcd, Rsd, Rzd): New register constraints.
2857 (T): Use compact_memory_operand_p function.
2858 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2860 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2862 * config/sh/sh.md (*negnegt, *movtt): Remove.
2864 2016-05-02 Marek Polacek <polacek@redhat.com>
2865 Tom de Vries <tom@codesourcery.com>
2867 PR tree-optimization/70700
2868 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2869 bigger than FIRST_REF_NODE.
2871 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2874 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2876 (prepare_cbranch_operands): Don't use scratch register. Assume that
2877 function is used when pseudos can be created.
2878 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2879 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2880 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2881 define_expand. Allow it only when pseudos can be created.
2882 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2884 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2886 * config/i386/constraints.md (BC): Only allow -1 operands.
2887 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2888 Add "enabled" attribute. Update XI mode attribute calculation.
2889 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2890 (*movoi_internal_avx): Update XI mode attribute calculation.
2891 (*movti_internal): Ditto.
2893 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2895 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2896 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2898 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2900 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2901 statement on instruction code. Remove trailing spaces.
2902 (altivec_expand_stv_builtin): Likewise.
2904 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2906 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2907 (TARGET_FPU_DOUBLE): Simplify.
2908 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2909 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2910 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2911 with 'TARGET_FPU_DOUBLE'.
2912 * config/sh/sh.md: Likewise.
2914 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2916 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2917 SH_DIV_STR_FOR_SIZE): Remove.
2918 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2919 SH_DIV_STR_FOR_SIZE): Remove.
2921 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2923 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2924 logical_reg_operand): Delete.
2925 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2926 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2927 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2928 match_operand and match_test.
2929 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2930 variables on their first use. Return bool values.
2931 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2932 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2933 arith_reg_operand for input operand. Remove empty constraints.
2935 (*xorsi3_compact): Rename to xorsi3.
2936 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2937 (*zero_extend<mode>si2_disp_mem): Update comment.
2940 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2942 * config/sh/t-sh: Remove SH5 support.
2943 * config.gcc: Likewise.
2944 * configure: Likewise.
2946 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2948 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2950 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2952 * config/sh/sh.c (register_sh_passes, sh_option_override,
2953 sh_print_operand, prepare_move_operands,
2954 sh_can_follow_jump): Remove TARGET_SH1 checks.
2955 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2956 PROMOTE_MODE): Likewise.
2957 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2960 2016-04-30 Alan Modra <amodra@gmail.com>
2962 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2963 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2964 Check for user regs later to avoid unnecessary looping over regs.
2965 Merge user reg check with non-saved reg check. Don't force
2966 inline VR restore when static chain used.
2967 (rs6000_frame_related): Omit eh_frame info for user regs when
2969 (fixed_regs_p): Delete.
2971 2016-04-30 Alan Modra <amodra@gmail.com>
2973 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2974 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2977 2016-04-30 Alan Modra <amodra@gmail.com>
2980 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2981 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2984 2016-04-30 Alan Modra <amodra@gmail.com>
2986 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2987 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2988 flag_pic test for Darwin.
2990 2016-04-30 Alan Modra <amodra@gmail.com>
2992 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2993 throw_calls_crossed.
2994 (REG_FREQ_CALLS_CROSSED): Delete.
2995 (REG_N_THROWING_CALLS_CROSSED): Delete.
2996 * regstat.c (regstat_bb_compute_ri): Don't calculate
2997 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2998 (dump_reg_info): Don't print call cross frequency.
2999 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
3000 and REG_N_THROWING_CALLS_CROSSED.
3002 2016-04-30 Alan Modra <amodra@gmail.com>
3004 * regs.h (struct reg_info_t): Delete live_length.
3005 (REG_LIVE_LENGTH): Delete macro.
3006 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
3007 local_live, local_processed and local_live_last_luid params.
3008 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
3010 (regstat_compute_ri): Adjust for above. Don't set
3012 (dump_reg_info): Don't print live length.
3013 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
3014 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
3015 Localize loop_depth var.
3017 2016-04-30 Alan Modra <amodra@gmail.com>
3019 * ira.c (enum valid_equiv): New.
3020 (validate_equiv_mem): Return enum.
3021 (update_equiv_mem): Create replacement in more cases.
3022 (add_store_equivs): Update validate_equiv_mem call.
3024 2016-04-30 Alan Modra <amodra@gmail.com>
3026 * ira.c (combine_and_move_insns): Rather than scanning insns,
3027 use DF infrastucture to find use and def insns.
3029 2016-04-30 Alan Modra <amodra@gmail.com>
3031 ira.c (combine_and_move_insns): Move invariant conditions..
3032 (ira.c): ..to here. Call combine_and_move_insns before
3033 add_store_equivs. Call grow_reg_equivs later. Allocate
3034 req_equiv later using max_reg_num() rather than global max_regno.
3035 (contains_replace_regs): Delete.
3036 (add_store_equivs): Remove contains_replace_regs test.
3038 2016-04-30 Alan Modra <amodra@gmail.com>
3040 * ira.c (struct equiv_mem_data): New.
3041 (equiv_mem, equiv_mem_modified): Delete static vars.
3042 (validate_equiv_mem_from_store): Use "data" param to communicate..
3043 (validate_equiv_mem): ..from here.
3045 2016-04-30 Alan Modra <amodra@gmail.com>
3047 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
3049 (update_reg_equivs): ..here. Move allocation and freeing of
3050 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
3051 end_alias_analysis to..
3054 2016-04-30 Alan Modra <amodra@gmail.com>
3056 * ira.c (pdx_subregs): Delete.
3057 (struct equivalence): Add pdx_subregs field.
3058 (set_paradoxical_subreg): Remove pdx_subregs param. Update
3060 (update_equiv_regs): Don't create or free pdx_subregs. Update
3063 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3065 * config/rs6000/altivec.h: Change definitions of vec_xl and
3067 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
3068 (LD_ELEMREV_V2DI): New.
3069 (LD_ELEMREV_V4SF): New.
3070 (LD_ELEMREV_V4SI): New.
3071 (LD_ELEMREV_V8HI): New.
3072 (LD_ELEMREV_V16QI): New.
3073 (ST_ELEMREV_V2DF): New.
3074 (ST_ELEMREV_V2DI): New.
3075 (ST_ELEMREV_V4SF): New.
3076 (ST_ELEMREV_V4SI): New.
3077 (ST_ELEMREV_V8HI): New.
3078 (ST_ELEMREV_V16QI): New.
3081 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3082 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
3083 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
3084 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
3085 (altivec_expand_builtin): Add handling for
3086 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
3087 (rs6000_invalid_builtin): Add error-checking for
3088 RS6000_BTM_P9_VECTOR.
3089 (altivec_init_builtins): Define builtins used to implement vec_xl
3091 (rs6000_builtin_mask_names): Define power9-vector.
3092 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
3093 (RS6000_BTM_P9_VECTOR): Define.
3094 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
3095 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
3096 (vsx_ld_elemrev_v2df): Likewise.
3097 (vsx_ld_elemrev_v4sf): Likewise.
3098 (vsx_ld_elemrev_v4si): Likewise.
3099 (vsx_ld_elemrev_v8hi): Likewise.
3100 (vsx_ld_elemrev_v16qi): Likewise.
3101 (vsx_st_elemrev_v2df): Likewise.
3102 (vsx_st_elemrev_v2di): Likewise.
3103 (vsx_st_elemrev_v4sf): Likewise.
3104 (vsx_st_elemrev_v4si): Likewise.
3105 (vsx_st_elemrev_v8hi): Likewise.
3106 (vsx_st_elemrev_v16qi): Likewise.
3107 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
3110 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
3112 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
3114 (simplify_control_stmt_condition_1): ... here. Recurse into
3115 BIT_AND_EXPRs and BIT_IOR_EXPRs.
3117 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
3120 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
3121 (zero_extendqi<mode>2_dot): Revert earlier conversion from
3122 define_insn_and_split to define_insn.
3123 (zero_extendqi<mode>2_dot2): Same.
3124 (extendqi<mode>2_dot): Same.
3125 (extendqi<mode>2_dot2): Same.
3127 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3129 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
3130 (probe_stack): New expander.
3131 (probe_stack_<mode>): New insn pattern.
3133 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3135 * config/i386/i386.md
3136 (operations with memory inputs setting flags peephole2):
3137 Remove uneeded REG_P checks. Cleanup pattern generation.
3139 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
3141 * tree-vect-loop.c (vect_transform_loop): Fix
3142 nb_iterations_upper_bound computation for vectorized loop.
3144 2016-04-29 Marek Polacek <polacek@redhat.com>
3145 Jakub Jelinek <jakub@redhat.com>
3148 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
3149 TARGET_EXPR_SLOT as a base.
3151 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
3153 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
3154 with 'rCm2' constraints to limit possible immediate size.
3155 (*load_zeroextendqisi_update): Likewise.
3156 (*load_signextendqisi_update): Likewise.
3157 (*loadhi_update): Likewise.
3158 (*load_zeroextendhisi_update): Likewise.
3159 (*load_signextendhisi_update): Likewise.
3160 (*loadsi_update): Likewise.
3161 (*loadsf_update): Likewise.
3163 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3165 * config/i386/predicates.md (constm1_operand): Fix comparison.
3167 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3169 * testsuite/gcc.target/arc/ieee_eq.c: New test.
3171 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
3173 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
3174 remaining SH5 related settings.
3175 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
3176 shmedia_prepare_call_address): Delete.
3177 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
3178 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
3179 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
3180 UNSUPPORTED_SH2A): Remove m5 checks.
3181 (sh_divide_strategy_e): Remove SH5 division strategies.
3182 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
3183 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
3185 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
3187 * config/s390/s390.c (s390_rtx_costs): Update documentation.
3189 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3191 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
3192 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
3194 * config/s390/vector.md ("mov<mode>"): Likewise.
3196 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
3198 * config/s390/constraints.md ("U", "W"): Invoke
3199 s390_mem_constraint with "ZR" and "ZT".
3200 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
3201 addresses when using LRA. Accept also short displacements for S
3202 and T constraints. Do not check for long displacement target for
3203 S and T constraints.
3204 (s390_mem_constraint): Remove handling of U and W constraints.
3205 * config/s390/s390.md (various patterns): Remove the short
3206 displacement constraints (Q and R) if a long displacement
3207 constraint is present. Add longdisp as required CPU capability.
3208 * config/s390/vector.md: Likewise.
3209 * config/s390/vx-builtins.md: Likewise.
3211 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3214 * reload1.c (reload): Call finish_spills before
3215 restarting reload loop. Skip select_reload_regs
3216 if update_eliminables_and_spill returns true.
3218 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3220 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
3221 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
3222 (umulhisi3_imm): Update predicates and constraint letters.
3223 (umulhisi3_reg): Declare instruction as commutative.
3224 * config/arc/constraints.md (J12, J16): New constraints.
3225 * config/arc/predicates.md (short_unsigned_const_operand): New
3227 (arc_short_operand): Likewise.
3228 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
3230 2016-04-29 Richard Biener <rguenther@suse.de>
3232 PR tree-optimization/13962
3233 PR tree-optimization/65686
3234 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
3235 * tree-ssa-alias.c (ptrs_compare_unequal): New function
3236 using PTA to compare pointers.
3237 * match.pd: Add pattern for pointer equality compare simplification
3238 using ptrs_compare_unequal.
3240 2016-04-29 Richard Biener <rguenther@suse.de>
3242 * stor-layout.c (layout_type): Do not build a pointer-to-element
3245 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3247 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
3248 Use SWI mode iterator. Use general_reg_operand predicate.
3249 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
3250 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
3253 2016-04-29 Jakub Jelinek <jakub@redhat.com>
3256 * fold-const.c (operand_equal_p): Don't verify hash value equality
3258 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
3261 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3264 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
3265 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
3266 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
3267 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
3268 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
3270 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3272 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
3273 to info. Don't initialize separate fields to 0. Clean up
3276 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3278 * config/i386/i386.md (peephole2s for operations with memory inputs):
3279 Use SWI mode iterator.
3280 (peephole2s for operations with memory outputs): Ditto.
3281 Do not check for stack checking probe.
3283 (probe_stack): Remove expander.
3285 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3286 Andrew Burgess <andrew.burgess@embecosm.com>
3288 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
3289 operands as 32-bits.
3291 2016-04-28 Jason Merrill <jason@redhat.com>
3293 * gdbinit.in: Skip line-map.h.
3295 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3296 Andrew Burgess <andrew.burgess@embecosm.com>
3298 * config/arc/arc.c (arc_conditional_register_usage): Take
3299 TARGET_RRQ_CLASS into account.
3300 (arc_print_operand): Support printing 'p' and 's' operands.
3301 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
3303 (TARGET_RRQ_CLASS): Define.
3304 (IS_POWEROF2_OR_0_P): Define.
3305 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
3307 (*tst_movb): New define_insn.
3308 (*tst): Avoid recognition if it could prevent '*tst_movb'
3309 combination; replace c/CnL with c/Chs alternative.
3310 (*tst_bitfield_tst): New define_insn.
3311 (*tst_bitfield_asr): New define_insn.
3312 (*tst_bitfield): New define_insn.
3313 (andsi3_i): Add Rrq variant.
3314 (extzv): New define_expand.
3315 (insv): New define_expand.
3316 (*insv_i): New define_insn.
3317 (*movb): New define_insn.
3318 (*movb_signed): New define_insn.
3319 (*movb_high): New define_insn.
3320 (*movb_high_signed): New define_insn.
3321 (*movb_high_signed + 1): New define_split pattern.
3322 (*mrgb): New define_insn.
3323 (*mrgb + 1): New define_peephole2 pattern.
3324 (*mrgb + 2): New define_peephole2 pattern.
3325 * config/arc/arc.opt (mbitops): New option for nps400, uses
3326 TARGET_NPS_BITOPS_DEFAULT.
3327 * config/arc/constraints.md (q): Make register class conditional.
3328 (Rrq): New register constraint.
3329 (Chs): New constraint.
3330 (Clo): New constraint.
3331 (Chi): New constraint.
3332 (Cbf): New constraint.
3333 (Cbn): New constraint.
3334 (C18): New constraint.
3335 (Cbi): New constraint.
3337 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3339 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
3341 (bitmap_intersection_of_preds): Ditto.
3342 (bitmap_union_of_succs): Ditto.
3343 (bitmap_union_of_preds): Ditto.
3344 * sbitmap.c (do_popcount): Delete.
3345 (BITMAP_DEBUGGING): Delete.
3346 (sbitmap_verify_popcount): Delete.
3347 (sbitmap_alloc): Don't initialize the popcount field.
3348 (sbitmap_alloc_with_popcount): Delete.
3349 (sbitmap_resize): Don't resize the popcount array.
3350 (sbitmap_vector_alloc): Don't initialize the popcount field.
3351 (bitmap_copy): Don't copy the popcount array.
3352 (bitmap_clear): Don't clear the popcount array.
3353 (bitmap_clear): Delete the popcount array handling.
3354 (bitmap_ior_and_compl): Delete the popcount assert.
3355 (bitmap_not): Ditto.
3356 (bitmap_and_compl): Ditto.
3357 (bitmap_and): Delete the popcount array handling.
3358 (bitmap_xor): Ditto.
3359 (bitmap_ior): Ditto.
3360 (bitmap_or_and): Delete the popcount assert.
3361 (bitmap_and_or): Ditto.
3362 (popcount_table): Delete.
3363 (sbitmap_elt_popcount): Delete.
3364 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
3365 (bitmap_set_bit): Delete the popcount assert.
3366 (bitmap_clear_bit): Ditto.
3367 (sbitmap_free): Don't free the popcount array.
3368 (sbitmap_alloc_with_popcount): Delete declaration.
3369 (sbitmap_popcount): Ditto.
3371 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3372 Andrew Burgess <andrew.burgess@embecosm.com>
3374 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
3375 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
3376 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
3377 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
3378 * config/arc/arc.opt (mcmem): New option.
3379 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
3380 supply length for r/m alternative.
3381 (*extendqisi2_ac): Likewise.
3382 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
3384 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
3385 (movhi_insn): Likewise.
3386 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
3387 (*zero_extendqihi2_i): Add r/Ucm alternative.
3388 (*zero_extendqisi2_ac): Likewise.
3389 (*zero_extendhisi2_i): Likewise.
3390 * config/arc/constraints.md (Uex): New memory constraint.
3391 (Ucm): New define_constraint.
3392 * config/arc/predicates.md (long_immediate_loadstore_operand):
3393 Return 0 for MEM with cmem_address address.
3394 (cmem_address_0): New predicates.
3395 (cmem_address_1): Likewise.
3396 (cmem_address_2): Likewise.
3397 (cmem_address): Likewise.
3399 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3401 * config/rs6000/rs6000.c (machine_function): Rename
3402 insn_chain_scanned_p to spe_insn_chain_scanned_p.
3403 (rs6000_stack_info): Adjust.
3405 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3406 Andrew Burgess <andrew.burgess@embecosm.com>
3408 * config/arc/constraints.md (Usd): Convert to define_constraint.
3412 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3415 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
3416 Add new peephole2 where the first insn is *mov<mode>_or instead of
3417 *mov<mode>_internal.
3419 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
3421 * tracer.c (bb_seen): Make static.
3423 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
3425 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
3426 support, setup defaults.
3427 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
3428 * config/arc/arc.c (arc_init): Add NPS400 support.
3429 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
3430 (TARGET_ARC700): NPS400 is also an ARC700.
3431 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
3433 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3436 * config/nds32/nds32.md (casesi): Don't access the operands array
3439 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3441 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
3442 (or $-1,reg peephole2): Ditto.
3443 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
3445 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3447 * doc/extend.texi (Common Function Attributes) [optimize]:
3448 Discourage use of the optimize attribute.
3450 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
3452 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
3453 special case builtin.
3454 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3455 ALTIVEC_BUILTIN_VEC_ADDE.
3456 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3457 support for ALTIVEC_BUILTIN_VEC_ADDE.
3458 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3459 for __builtin_vec_adde.
3461 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3463 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
3464 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
3466 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3469 * doc/sourcebuild.texi (Effective-Target Keywords, Other
3470 attributes): Document cilkplus_runtime.
3472 2016-04-28 Martin Jambor <mjambor@suse.cz>
3474 * tree-cfg.c (verify_expr): Verify that local declarations belong to
3475 this function. Call verify_expr on MEM_REFs and bases of other
3478 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3480 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
3481 for WORD_REGISTER_OPERATIONS to runtime check.
3483 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3485 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
3487 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3489 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
3490 big-endian compilation.
3491 * config/arc/arc.md (addf3): Likewise.
3495 2016-04-28 Richard Biener <rguenther@suse.de>
3497 PR tree-optimization/70840
3498 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
3499 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
3500 Mark x * pow(x,c) -> pow(x,c+1) commutative.
3501 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
3503 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3505 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
3506 and explain why in a comment.
3508 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3510 * config/arc/arc.md (cpu_facility): Add fpx variant.
3511 (subdf3): Prohibit use reverse sub when assist operations option
3513 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
3514 instructions only when FPX is enabled.
3515 * testsuite/gcc.target/arc/trsub.c: New test.
3517 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3519 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
3520 mult_operator when calculating "type" attribute.
3521 (*fop_<mode>_1_i387): Ditto.
3522 (*fop_xf_1_i387): Ditto.
3523 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
3524 Use std::swap to swap operands. Use RTL expressions to generate
3527 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3528 Joern Rennecke <joern.rennecke@embecosm.com>
3530 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
3532 (emit_pic_move): Remove.
3533 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
3534 * config/arc/arc.c (emit_pic_move): Removed.
3535 (TARGET_HAVE_TLS): Define.
3536 (arc_conditional_register_usage): Test for arc_tp_regno.
3537 (arc_print_operand, arc_print_operand_address): Handle TLS
3539 (arc_needs_pcl_p): New function.
3540 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
3541 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
3542 (arc_raw_symbolic_reference_mentioned_p): Likewise.
3543 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
3544 (arc_legitimize_tls_address): Likewise.
3545 (DTPOFF_ZERO_SYM): Define.
3546 (arc_legitimize_pic_address): Make it static, handle TLS cases.
3547 (arc_output_pic_addr_const): Print TLS unspecs.
3548 (prepare_pic_move): New function, replaces emit_pic_move.
3549 (arc_legitimate_constant_p): Handle TLS unspecs.
3550 (arc_legitimate_address_p): Likewise.
3551 (arc_rewrite_small_data_p): Use assert for TLS constants.
3552 (prepare_move_operands): Use prepare_pic_move.
3553 (arc_legitimize_address): Legitimize tls addresses.
3554 (arc_epilogue_uses): Check for arc_tp_regno.
3555 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
3556 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
3558 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
3560 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
3561 %(arc_tls_extra_start_spec).
3562 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
3563 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
3565 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
3566 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
3567 (UNSPEC_TLS_OFF): Add.
3569 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
3570 (get_thread_pointersi): New patterns.
3571 * config/arc/arc.opt (mtp-regno): New option.
3572 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
3573 (move_dest_operand): Likewise.
3574 * configure: Regenerate.
3575 * configure.ac: Add arc*-*-* case to test for tls.
3576 * doc/invoke.texi (ARC options): Document mtp-regno.
3578 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3580 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
3581 the new ARC HS SIMD instructions.
3582 (arc_preferred_simd_mode): New function.
3583 (arc_autovectorize_vector_sizes): Likewise.
3584 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
3585 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
3586 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
3587 (arc_init_builtins): Add new SIMD builtin types.
3588 (arc_split_move): Handle 64 bit vector moves.
3589 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
3590 (TARGET_PLUS_QMACW): Define.
3591 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
3592 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
3593 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
3594 (VSUBADD4H): New builtins.
3595 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
3596 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
3598 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
3599 Matthias Klose <doko@debian.org>
3601 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
3603 2016-04-28 Richard Biener <rguenther@suse.de>
3606 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
3609 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
3611 * common/config/sh/sh-common.c: Remove SH5 support.
3612 * config/sh/constraints.md: Likewise.
3613 * config/sh/config/sh/elf.h: Likewise.
3614 * config/sh/linux.h: Likewise.
3615 * config/sh/netbsd-elf.h: Likewise.
3616 * config/sh/predicates.md: Likewise.
3617 * config/sh/sh-c.c: Likewise.
3618 * config/sh/sh-protos.h: Likewise.
3619 * config/sh/sh.c: Likewise.
3620 * config/sh/sh.h: Likewise.
3621 * config/sh/sh.md: Likewise.
3622 * config/sh/sh.opt: Likewise.
3623 * config/sh/sync.md: Likewise.
3624 * config/sh/sh64.h: Delete.
3625 * config/sh/shmedia.h: Likewise.
3626 * config/sh/shmedia.md: Likewise.
3627 * config/sh/sshmedia.h: Likewise.
3628 * config/sh/t-netbsd-sh5-64: Likewise.
3629 * config/sh/t-sh64: Likewise.
3630 * config/sh/ushmedia.h: Likewise.
3632 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3634 * config/i386/i386.md (sign_extend to memory peephole2s): Use
3635 general_reg_operand instead of register_operand predicate.
3637 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3639 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
3641 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
3643 * match.pd (A - B > A, A + B < A): New transformations.
3645 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
3647 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
3648 which defaults to true. Emit an outer pair of parentheses only if
3649 EMIT_PARENS. When continuing a chain of && or || (or & or |),
3650 don't emit parentheses for the right-hand operand.
3652 2016-04-27 Jeff Law <law@redhat.com>
3654 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
3656 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3658 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
3659 (altivec_lvx_<mode>_internal): Document.
3660 (altivec_lvx_<mode>_2op): New define_insn.
3661 (altivec_lvx_<mode>_1op): Likewise.
3662 (altivec_lvx_<mode>_2op_si): Likewise.
3663 (altivec_lvx_<mode>_1op_si): Likewise.
3664 (altivec_stvx_<mode>): Remove.
3665 (altivec_stvx_<mode>_internal): Document.
3666 (altivec_stvx_<mode>_2op): New define_insn.
3667 (altivec_stvx_<mode>_1op): Likewise.
3668 (altivec_stvx_<mode>_2op_si): Likewise.
3669 (altivec_stvx_<mode>_1op_si): Likewise.
3670 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3671 Expand vec_ld and vec_st during parsing.
3672 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
3674 (altivec_expand_stvx_be): Likewise.
3675 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
3676 address-masking behavior in RTL.
3677 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
3678 address-masking behavior in RTL.
3679 (altivec_expand_builtin): Change builtin code arguments for calls
3680 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
3681 (insn_is_swappable_p): Avoid incorrect swap optimization in the
3682 presence of lvx/stvx patterns.
3683 (alignment_with_canonical_addr): New function.
3684 (alignment_mask): Likewise.
3685 (find_alignment_op): Likewise.
3686 (recombine_lvx_pattern): Likewise.
3687 (recombine_stvx_pattern): Likewise.
3688 (recombine_lvx_stvx_patterns): Likewise.
3689 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3690 stvx patterns from expand.
3691 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3693 (vector_altivec_store_<mode>): Likewise.
3695 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3697 * config/aarch64/aarch64.md
3698 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3699 remove the "fp" attributes.
3700 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3701 add the "simd" attributes.
3702 (*movdf_aarch64): Likewise.
3703 (*movtf_aarch64): Remove the "fp" attributes.
3704 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3705 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3707 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3709 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3710 rtx to rtx_code_label *.
3711 * rtl.h (maybe_set_first_label_num): Likewise.
3713 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3715 * df-core.c (df_add_problem): Make the problem param be const.
3716 (df_remove_problem): Make local "problem" be const.
3717 * df-problems.c (problem_RD): Make const.
3718 (problem_LR): Likewise.
3719 (problem_LIVE): Likewise.
3720 (problem_MIR): Likewise.
3721 (problem_CHAIN): Likewise.
3722 (problem_WORD_LR): Likewise.
3723 (problem_NOTE): Likewise.
3724 (problem_MD): Likewise.
3725 * df-scan.c (problem_SCAN): Likewise.
3726 * df.h (struct df_problem): Make field "dependent_problem" be
3728 (struct dataflow): Likewise for field "problem".
3729 (df_add_problem): Make param const.
3731 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3733 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3734 inter-unit moves to/from vector registers are enabled. Do not disable
3737 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3739 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3740 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3742 (enum df_problem_id): ...this new enum.
3743 (struct df_problem): Convert field "id" from "int" to
3746 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3748 * rtl.def: Update comment for "things in the instruction chain" to
3749 reflect the removal of the leading "i" field for INSN_UID in
3750 r210360. Fix bogus apostrophe.
3752 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3754 * config/i386/i386.md
3755 (lea arith with mem operand + setcc peephole2): Set operator mode.
3757 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3760 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3761 (dimode_scalar_to_vector_candidate_p): This.
3762 (timode_scalar_to_vector_candidate_p): New function.
3763 (scalar_to_vector_candidate_p): Likewise.
3764 (timode_check_non_convertible_regs): Likewise.
3765 (timode_remove_non_convertible_regs): Likewise.
3766 (remove_non_convertible_regs): Likewise.
3767 (remove_non_convertible_regs): Renamed to ...
3768 (dimode_remove_non_convertible_regs): This.
3769 (scalar_chain::~scalar_chain): Make it virtual.
3770 (scalar_chain::compute_convert_gain): Make it pure virtual.
3771 (scalar_chain::mark_dual_mode_def): Likewise.
3772 (scalar_chain::convert_insn): Likewise.
3773 (scalar_chain::convert_registers): Likewise.
3774 (scalar_chain::add_to_queue): Make it protected.
3775 (scalar_chain::emit_conversion_insns): Likewise.
3776 (scalar_chain::replace_with_subreg): Likewise.
3777 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3778 (scalar_chain::convert_op): Likewise.
3779 (scalar_chain::convert_reg): Likewise.
3780 (scalar_chain::make_vector_copies): Likewise.
3781 (scalar_chain::convert_registers): New pure virtual function.
3782 (class dimode_scalar_chain): New class.
3783 (class timode_scalar_chain): Likewise.
3784 (scalar_chain::mark_dual_mode_def): Renamed to ...
3785 (dimode_scalar_chain::mark_dual_mode_def): This.
3786 (timode_scalar_chain::mark_dual_mode_def): New function.
3787 (timode_scalar_chain::convert_insn): Likewise.
3788 (dimode_scalar_chain::convert_registers): Likewise.
3789 (scalar_chain::compute_convert_gain): Renamed to ...
3790 (dimode_scalar_chain::compute_convert_gain): This.
3791 (scalar_chain::replace_with_subreg): Renamed to ...
3792 (dimode_scalar_chain::replace_with_subreg): This.
3793 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3794 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3795 (scalar_chain::make_vector_copies): Renamed to ...
3796 (dimode_scalar_chain::make_vector_copies): This.
3797 (scalar_chain::convert_reg): Renamed to ...
3798 (dimode_scalar_chain::convert_reg ): This.
3799 (scalar_chain::convert_op): Renamed to ...
3800 (dimode_scalar_chain::convert_op): This.
3801 (scalar_chain::convert_insn): Renamed to ...
3802 (dimode_scalar_chain::convert_insn): This.
3803 (scalar_chain::convert): Call convert_registers.
3804 (convert_scalars_to_vector): Change to scalar_chain pointer to
3805 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3806 in 32-bit mode. Delete scalar_chain pointer. Call
3807 free_dominance_info in 64-bit mode.
3808 (pass_stv::gate): Remove TARGET_64BIT check.
3809 (ix86_option_override): Put the 64-bit STV pass before the CSE
3812 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3814 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3815 dw_loc_frame_offset field.
3816 * dwarf2out.c (new_loc_descr): Likewise.
3817 (resolve_args_picking_1): Turn the VISITED hash set into a
3818 FRAME_OFFSET hash map. Use it to associate a frame offset to
3819 visited nodes. Remove uses of the CHECKING_P macro.
3820 (resolve_args_picking): Update call to resolve_args_picking_1.
3822 2016-04-27 Martin Liska <mliska@suse.cz>
3824 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3825 (free_loop_data): Release vuses of groups.
3827 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3829 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3830 instead of redundant use_id and boolean have_use_for.
3831 (struct iv_use): Change sub_id into group_id. Remove field next.
3832 Move fields: related_cands, n_map_members, cost_map and selected
3834 (struct iv_group): ... here. New structure.
3835 (struct iv_common_cand): Use structure declaration directly.
3836 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3837 (MAX_CONSIDERED_USES): Rename macro to ...
3838 (MAX_CONSIDERED_GROUPS): ... here.
3839 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3840 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3841 (dump_uses): Rename to ...
3842 (dump_groups): ... here. Update all uses.
3843 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3844 (find_induction_variables): Refactor format of dump information.
3845 (record_sub_use): Delete.
3846 (record_use): Update all uses.
3847 (record_group): New function.
3848 (record_group_use, find_interesting_uses_op): Call above functions.
3850 (find_interesting_uses_cond): Ditto.
3851 (group_compare_offset): New function.
3852 (split_all_small_groups): Rename to ...
3853 (split_small_address_groups_p): ... here. Update all uses.
3854 (split_address_groups): Update all uses.
3855 (find_interesting_uses): Refactor format of dump information.
3856 (add_candidate_1): Update all uses. Remove redundant check on iv,
3858 (add_candidate, record_common_cand): Remove redundant assert.
3859 (add_iv_candidate_for_biv): Update use.
3860 (add_iv_candidate_derived_from_uses): Update all uses.
3861 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3862 (alloc_use_cost_map): Ditto.
3863 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3864 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3865 (determine_use_iv_cost_generic): Ditto.
3866 (determine_group_iv_cost_generic): Ditto.
3867 (determine_use_iv_cost_address): Ditto.
3868 (determine_group_iv_cost_address): Ditto.
3869 (determine_use_iv_cost_condition): Ditto.
3870 (determine_group_iv_cost_cond): Ditto.
3871 (determine_use_iv_cost): Ditto.
3872 (determine_group_iv_cost): Ditto.
3873 (set_autoinc_for_original_candidates): Update all uses.
3874 (find_iv_candidates): Update all uses. Refactor dump information.
3875 (determine_use_iv_costs): Ditto.
3876 (determine_iv_costs): Ditto.
3877 (iv_ca_cand_for_use): Rename to ...
3878 (iv_ca_cand_for_group): ... here. Update all uses.
3879 (iv_ca_add_use, iv_ca_add_group): Ditto.
3880 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3881 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3882 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3883 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3884 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3885 (create_new_iv, adjust_iv_update_pos): Ditto.
3886 (rewrite_use_address): Delete.
3887 (rewrite_use_address_1): Rename to ...
3888 (rewrite_use_address): ... here.
3889 (rewrite_use_compare): Update all uses.
3890 (rewrite_use): Delete.
3891 (rewrite_uses): Rename to ...
3892 (rewrite_groups): ... here. Update all uses.
3893 (remove_unused_ivs, free_loop_data): Update all uses.
3894 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3896 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3898 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3899 for WORD_REGISTER_OPERATIONS to runtime check.
3901 2016-04-27 Richard Biener <rguenther@suse.de>
3904 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3905 aggregate_value_p to determine if a function result is
3906 returned by reference.
3907 (ipa_pta_execute): Functions having their address taken are
3908 not automatically nonlocal.
3910 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3913 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3914 * fold-const.c (operand_equal_p): If flag_checking and
3915 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3916 and if it returns non-zero, assert iterative_hash_expr on both
3919 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3921 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3923 2016-04-27 Nick Clifton <nickc@redhat.com>
3926 * varasm.c (merge_weak): Generate an error if an attempt is made
3927 to convert a non-weak static function into a weak, public function.
3929 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3931 * params.def (MAX_PARTITION_SIZE): New param.
3932 * doc/invoke.texi: Document lto-max-partition.
3934 2016-04-27 Richard Biener <rguenther@suse.de>
3937 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3938 function cummulating used_from_other_partition, externally_visible
3939 and force_output from aliases.
3940 (refered_from_nonlocal_var): Likewise.
3941 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3942 node flags properly.
3944 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3946 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3947 (-Wmemset-elt-size): New item.
3949 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3952 * stor-layout.h (internal_reference_types): Delete.
3953 * stor-layout.c (reference_types_internal): Likewise.
3954 (internal_reference_types): Likewise.
3955 (layout_type) <REFERENCE_TYPE>: Adjust.
3957 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3960 * tree.h (inchash::add_expr): Add FLAGS argument.
3961 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3962 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3963 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3964 Formatting fix. Adjust recursive calls. For tcc_comparison,
3965 if swap_tree_comparison (code) is smaller than code, hash that
3966 and arguments in the other order. Hash CONVERT_EXPR the same
3967 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3968 of ADDR_EXPR of decl as the decl itself. Add or remove
3969 OEP_ADDRESS_OF from recursive flags as needed. For
3970 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3971 operands commutatively and only the third one normally.
3972 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3974 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3976 * config/rtems.h (LIB_SPEC): Add -latomic.
3978 2016-04-27 Joel Sherrill <joel@rtems.org>
3980 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3981 xilink.ld and flags not relevant to RTEMS.
3983 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3985 * toplev.c (backend_init_target): Avoid calling init_reload when using
3988 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3990 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3991 for loops rather than one for the whole function.
3993 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3995 * match.pd (X + CST CMP X): New transformation.
3997 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3999 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
4000 * fold-const.c (fold_binary_loc): Remove 2 transformations
4001 superseded by match.pd.
4002 * match.pd (x+x -> x*2): Generalize to integers.
4004 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
4006 * config/i386/i386.md (operation on memory peephole): Duplicate an
4007 existing peephole and adapt it to match lea rather than an operation
4010 PR rtl-optimization/57193
4011 * opts.c (default_options_table): Add OPT_frename_registers at -O2
4013 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
4015 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4017 * tree-if-conv.c (any_pred_load_store): New static variable.
4018 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
4019 any_pred_load_store instead of and_mask_load_store.
4020 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
4021 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
4022 (combine_blocks, tree_if_conversion): Ditto.
4024 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4026 PR tree-optimization/70771
4027 PR tree-optimization/70775
4028 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
4029 virtual PHI nodes. Delete parameter.
4030 (if_convertible_loop_p_1): Delete argument to above function.
4031 (predicate_all_scalar_phis): Delete code handling single-argument
4033 (tree_if_conversion): Mark and update virtual SSA.
4035 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4038 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
4039 (x86_elf_aligned_common): Rename to ...
4040 (x86_elf_aligned_decl_common): ... this.
4041 Add decl arg. Switch to .lbss for largecomm object. Use
4042 LARGECOMM_SECTION_ASM_OP.
4043 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
4045 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
4046 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
4048 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4049 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
4051 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4054 * config/i386/i386.c (SECTION_LARGE): Define.
4055 (x86_64_elf_select_section): Set it for large data/bss sections.
4056 Only clear SECTION_WRITE for .lrodata.
4057 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
4059 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
4060 * varasm.c (default_elf_asm_named_section): Grow flagchars.
4061 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
4063 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
4064 * doc/tm.texi: Regenerate.
4066 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4069 * configure.ac (--enable-checking): Document extra flag, for
4070 non-release builds default to --enable-checking=yes,extra.
4071 If misc checking and extra checking, define CHECKING_P to 2 instead
4073 * common.opt (fchecking=): Add.
4074 * doc/invoke.texi (-fchecking=): Document.
4075 * doc/install.texi: Document --enable-checking changes.
4076 * configure: Regenerated.
4077 * config.in: Regenerated.
4079 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4081 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
4082 attribute instead of which_alternative.
4083 * config/i386/sse.md (*mov<mode>_internal): Ditto.
4084 Use EXT_REX_SSE_REG_P where appropriate.
4086 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4088 * config/i386/predicates.md (const0_operand): Do not match
4089 const_wide_int code.
4090 (const1_operand): Ditto.
4092 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4094 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
4095 for SSE constm1 operands and TARGET_AVX512VL.
4096 (*movti_internal): Ditto.
4097 (*mov<mode>_or): Use constm1_operand predicate.
4098 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
4099 for SSE vector_all_ones operands and TARGET_AVX512VL.
4100 * config/i386/predicates.md (constm1_operand): New predicate.
4101 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
4102 emission of constant -1 load.
4104 2016-04-25 Jason Merrill <jason@redhat.com>
4106 * gdbinit.in: Skip is-a.h.
4108 * attribs.c (register_scoped_attributes): Fix logic.
4109 * attribs.h: Declare register_scoped_attributes.
4111 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4113 * config/rs6000/rs6000-builtin.def: Correct pasto error for
4114 stxvd2x and stxvw4x built-in functions.
4116 2016-04-25 DJ Delorie <dj@redhat.com>
4118 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
4119 (ashrhi3): Likewise.
4120 (lshrhi3): Likewise.
4122 2016-04-25 Richard Biener <rguenther@suse.de>
4124 PR tree-optimization/70780
4125 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
4127 (compute_antic): Mark blocks with abnormal preds as visited as
4128 they have a final empty antic-in solution already.
4130 2016-04-25 Michael Collison <michael.collison@linaro.org>
4132 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
4134 2016-04-25 Michael Collison <michael.collison@linaro.org>
4136 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
4137 mode is VQI to improve mixed mode vectorization.
4138 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
4139 define_insn to match low half of signed vaddw.
4140 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
4141 define_insn to match high half of signed vaddw.
4142 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
4143 define_insn to match low half of unsigned vaddw.
4144 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
4145 define_insn to match high half of unsigned vaddw.
4146 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
4147 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4148 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
4150 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4151 * config/arm/predicates.md (vect_par_constant_high): Support
4152 big endian and simplify by calling
4153 arm_simd_check_vect_par_cnst_half
4154 (vect_par_constant_low): Likewise.
4156 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4158 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
4159 predicate for operand 2.
4161 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
4162 H.J. Lu <hongjiu.lu@intel.com>
4164 * config/i386/i386-protos.h (standard_sse_constant_p): Add
4165 machine_mode argument.
4166 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
4167 constm1_rtx operands. For VOIDmode constants, get mode from
4168 pred_mode. Check mode size if the mode is supported by ABI.
4169 (standard_sse_constant_opcode): Do not use standard_constant_p.
4170 Strictly check ABI support for all-ones operands.
4171 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
4172 immediates. Update calls to standard_sse_constant_p.
4173 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
4174 (ix86_rtx_costs): Ditto.
4175 * config/i386/i386.md (*movxi_internal_avx512f): Use
4176 nonimmediate_or_sse_const_operand instead of vector_move_operand.
4177 Use (v,BC) alternative instead of (v,C). Use register_operand
4178 checks instead of MEM_P.
4179 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
4180 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
4181 isa attribute. Use register_operand checks instead of MEM_P.
4182 (*movti_internal): Use nonimmediate_or_sse_const_operand for
4183 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
4184 alternative and corresponding sse2 isa attribute.
4185 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
4186 to standard_sse_constant_p.
4187 (FP constant splitters): Ditto.
4188 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
4190 * config/i386/predicates.md (constm1_operand): Remove.
4191 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
4192 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
4193 vector_all_ones_operand instead of constm1_operand.
4195 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4197 * print-rtl.c (print_rtx_insn_vec): New function.
4198 * print-rtl.h: New prototype.
4199 * store-motion.c (struct st_expr): Make avail_stores a vector.
4200 (st_expr_entry): Adjust.
4201 (free_st_expr_entry): Likewise.
4202 (print_store_motion_mems): Likewise.
4203 (find_moveable_store): Likewise.
4204 (compute_store_table): Likewise.
4205 (delete_store): Likewise.
4206 (build_store_vectors): Likewise.
4208 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4210 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
4212 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4214 * vec.h (vec_safe_contains): New function.
4215 (vec::contains): Likewise.
4216 (vec::begin): Likewise.
4217 (vec::end): Likewise.
4219 2016-04-23 Jakub Jelinek <jakub@redhat.com>
4222 * cfgexpand.c (expand_stack_vars): Fix typo.
4224 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4226 * system.h (list, map, set, vector): Include conditionally.
4227 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
4228 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
4229 * ipa-icf.c (INCLUDE_LIST): Define.
4230 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
4231 * config/sh/sh.c (INCLUDE_VECTOR): Define.
4232 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
4233 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
4234 * cp/logic.cc (INCLUDE_LIST): Define.
4235 * fortran/trans-common.c (INCLUDE_MAP): Define.
4237 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4239 * auto-profile.c: Remove <string.h> include.
4240 * ipa-icf-gimple.c: Remove <list> include.
4241 * diagnostic.c: Remove <new> include.
4242 * genmatch.c: Likewise.
4243 * pretty-print.c: Likewise.
4244 * toplev.c: Likewise
4245 * c/c-objc-common.c: Likewise.
4246 * cp/error.c: Likewise.
4247 * fortran/error.c: Likewise.
4249 2016-04-22 Richard Biener <rguenther@suse.de>
4251 * lto-streamer-in.c (input_ssa_names): Do not allocate
4252 GIMPLE_NOP for all SSA names.
4253 * lto-streamer-out.c (output_ssa_names): Do not output
4254 SSA names that should have been released.
4256 2016-04-22 Richard Biener <rguenther@suse.de>
4258 PR tree-optimization/70740
4259 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
4262 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
4265 * config/i386/predicates.md (call_insn_operand): Replace
4266 sibcall_memory_operand with memory_operand.
4268 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
4270 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
4271 has_single_use() tests.
4272 (register_edge_assert_for_1): Likewise.
4273 (find_assert_locations_1): Check the liveness bitmap instead of
4274 checking has_single_use().
4276 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
4279 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
4280 Extract AVX-512BW constraint from AVX.
4282 2016-04-21 Richard Biener <rguenther@suse.de>
4284 PR tree-optimization/70725
4285 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
4286 for phi_convertible_by_degenerating_args.
4287 (predicate_all_scalar_phis): Handle single-argument PHIs.
4289 2016-04-21 Richard Biener <rguenther@suse.de>
4292 * fold-const.c (fold_comparison): Return properly typed
4295 2016-04-21 Bin Cheng <bin.cheng@arm.com>
4297 PR tree-optimization/70715
4298 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
4299 after expanding BASE using expand_simple_operations.
4301 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4303 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
4304 New transformations.
4306 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4308 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
4310 2016-04-20 Jan Hubicka <jh@suse.cz>
4312 * ipa-inline.c (can_inline_edge_p): Pass caller info to
4313 ultiimate_alias_target.
4314 (update_callee_keys): Likewise.
4315 (lookup_recursive_calls): Likewise.
4316 (speculation_useful_p): Likewise.
4318 2016-04-20 Jan Hubicka <jh@suse.cz>
4321 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
4322 (set_nothrow_flag_1): ... this; handle interposition correctly;
4323 recurse on aliases and thunks.
4324 (cgraph_node::set_nothrow_flag): New.
4325 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
4326 functions compiled with non-call exceptions that binds to current
4328 (propagate_nothrow): Be safe WRT interposition.
4329 * cgraph.h (set_nothrow_flag): Update prototype.
4331 2016-04-18 Jan Hubicka <jh@suse.cz>
4333 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4334 max_loop_iterations_int.
4335 (tree_unswitch_outer_loop): Likewise.
4337 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4339 PR tree-optimization/69489
4340 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
4341 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
4342 Revise dump message.
4343 (if_convertible_bb_p): Remove check on edge count of basic block's
4346 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4348 PR tree-optimization/56625
4349 PR tree-optimization/69489
4350 * tree-data-ref.h (DR_INNERMOST): New macro.
4351 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
4352 hashing struct innermost_loop_behavior.
4353 (ref_DR_map): Remove.
4354 (innermost_DR_map): New map.
4355 (baseref_DR_map): Revise comment.
4356 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
4357 to innermost_DR_map accroding to its innermost loop behavior.
4358 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
4359 to its innermost loop behavior.
4360 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
4361 Add initialization for innermost_DR_map. Record memory reference
4362 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
4363 have innermost loop behavior.
4364 (if_convertible_loop_p): Remove release for ref_DR_map. Release
4367 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
4369 * config/i386/i386.md (*lea<mode>_general_1): Rename from
4370 *lea_general_1. Use explicit SWI12 mode interator.
4371 (*lea<mode>_general_2): Rename from *lea_general_2.
4372 Use explicit SWI12 mode interator.
4373 (*lea<mode>_general_3): Rename from *lea_general_3.
4374 Use explicit SWI12 mode interator.
4375 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
4376 Use explicit SWI12 mode interator.
4377 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
4378 Use explicit SWI48 mode interator.
4380 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4382 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
4383 Short-cut unaligned load and store cases. Handle all integer
4385 (ix86_expand_vector_move_misalign): Short-cut unaligned load
4386 and store cases. Call ix86_avx256_split_vector_move_misalign
4387 directly without checking mode class.
4389 2016-04-20 Andrew Pinski <apinski@cavium.com>
4390 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4393 * config/aarch64/aarch64.md (sibcall): Force call
4394 address to be DImode for ILP32.
4395 (sibcall_value): Likewise.
4397 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4399 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
4401 2016-04-20 Richard Biener <rguenther@suse.de>
4403 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
4404 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
4405 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
4406 (maybe_push_res_to_seq): Adjust.
4407 * gimple-fold.c (maybe_build_generic_op): Likewise.
4409 2016-04-20 Marek Polacek <polacek@redhat.com>
4411 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
4414 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
4416 * config/i386/sse.md (vec_unpacks_lo_hi): Always
4417 use kmovw to support AVX512F target.
4419 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4421 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
4423 2016-04-20 Marek Polacek <polacek@redhat.com>
4425 PR tree-optimization/70725
4426 * tree-if-conv.c (is_false_predicate): New function.
4427 (predicate_mem_writes): Use it.
4429 2016-04-20 Richard Biener <rguenther@suse.de>
4431 PR tree-optimization/70726
4432 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
4433 shift amounts from a pattern stmt operand.
4435 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4438 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
4439 stack_restore_from_fpr pattern when restoring r15.
4440 (s390_optimize_prologue): Strip away the memory barrier in the
4441 parallel when trying to get rid of restore insns.
4442 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
4443 definition for loading the stack pointer from an FPR. Compared to
4444 the normal move insn this pattern includes a full memory barrier.
4446 2016-04-19 Jakub Jelinek <jakub@redhat.com>
4449 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
4450 implicitly linear or lastprivate iterator on the outer context.
4452 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4454 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
4456 * config/i386/i386.md (ssememalign): Removed.
4457 * config/i386/sse.md: Remove ssememalign attribute from patterns.
4459 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4462 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
4463 const short * to __builtin_ia32_loaddquhi512_mask.
4464 (_mm512_maskz_loadu_epi16): Likewise.
4465 (_mm512_mask_storeu_epi16): Pass short * to
4466 __builtin_ia32_storedquhi512_mask.
4467 (_mm512_mask_loadu_epi8): Pass const char * to
4468 __builtin_ia32_loaddquqi512_mask.
4469 (_mm512_maskz_loadu_epi8): Likewise.
4470 (_mm512_mask_storeu_epi8): Pass char * to
4471 __builtin_ia32_storedquqi512_mask.
4472 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
4473 const double * to __builtin_ia32_loadupd512_mask.
4474 (_mm512_mask_loadu_pd): Likewise.
4475 (_mm512_maskz_loadu_pd): Likewise.
4476 (_mm512_storeu_pd): Pass double * to
4477 __builtin_ia32_storeupd512_mask.
4478 (_mm512_mask_storeu_pd): Likewise.
4479 (_mm512_loadu_ps): Pass const float * to
4480 __builtin_ia32_loadups512_mask.
4481 (_mm512_mask_loadu_ps): Likewise.
4482 (_mm512_maskz_loadu_ps): Likewise.
4483 (_mm512_storeu_ps): Pass float * to
4484 __builtin_ia32_storeups512_mask.
4485 (_mm512_mask_storeu_ps): Likewise.
4486 (_mm512_mask_loadu_epi64): Pass const long long * to
4487 __builtin_ia32_loaddqudi512_mask.
4488 (_mm512_maskz_loadu_epi64): Likewise.
4489 (_mm512_mask_storeu_epi64): Pass long long *
4490 to __builtin_ia32_storedqudi512_mask.
4491 (_mm512_loadu_si512): Pass const int * to
4492 __builtin_ia32_loaddqusi512_mask.
4493 (_mm512_mask_loadu_epi32): Likewise.
4494 (_mm512_maskz_loadu_epi32): Likewise.
4495 (_mm512_storeu_si512): Pass int * to
4496 __builtin_ia32_storedqusi512_mask.
4497 (_mm512_mask_storeu_epi32): Likewise.
4498 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
4499 char * to __builtin_ia32_storedquqi256_mask.
4500 (_mm_mask_storeu_epi8): Likewise.
4501 (_mm256_mask_loadu_epi16): Pass const short * to
4502 __builtin_ia32_loaddquhi256_mask.
4503 (_mm256_maskz_loadu_epi16): Likewise.
4504 (_mm_mask_loadu_epi16): Pass const short * to
4505 __builtin_ia32_loaddquhi128_mask.
4506 (_mm_maskz_loadu_epi16): Likewise.
4507 (_mm256_mask_loadu_epi8): Pass const char * to
4508 __builtin_ia32_loaddquqi256_mask.
4509 (_mm256_maskz_loadu_epi8): Likewise.
4510 (_mm_mask_loadu_epi8): Pass const char * to
4511 __builtin_ia32_loaddquqi128_mask.
4512 (_mm_maskz_loadu_epi8): Likewise.
4513 (_mm256_mask_storeu_epi16): Pass short * to.
4514 __builtin_ia32_storedquhi256_mask.
4515 (_mm_mask_storeu_epi16): Pass short * to.
4516 __builtin_ia32_storedquhi128_mask.
4517 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
4518 const double * to __builtin_ia32_loadupd256_mask.
4519 (_mm256_maskz_loadu_pd): Likewise.
4520 (_mm_mask_loadu_pd): Pass onst double * to
4521 __builtin_ia32_loadupd128_mask.
4522 (_mm_maskz_loadu_pd): Likewise.
4523 (_mm256_mask_storeu_pd): Pass double * to
4524 __builtin_ia32_storeupd256_mask.
4525 (_mm_mask_storeu_pd): Pass double * to
4526 __builtin_ia32_storeupd128_mask.
4527 (_mm256_mask_loadu_ps): Pass const float * to
4528 __builtin_ia32_loadups256_mask.
4529 (_mm256_maskz_loadu_ps): Likewise.
4530 (_mm_mask_loadu_ps): Pass const float * to
4531 __builtin_ia32_loadups128_mask.
4532 (_mm_maskz_loadu_ps): Likewise.
4533 (_mm256_mask_storeu_ps): Pass float * to
4534 __builtin_ia32_storeups256_mask.
4535 (_mm_mask_storeu_ps): ass float * to
4536 __builtin_ia32_storeups128_mask.
4537 (_mm256_mask_loadu_epi64): Pass const long long * to
4538 __builtin_ia32_loaddqudi256_mask.
4539 (_mm256_maskz_loadu_epi64): Likewise.
4540 (_mm_mask_loadu_epi64): Pass const long long * to
4541 __builtin_ia32_loaddqudi128_mask.
4542 (_mm_maskz_loadu_epi64): Likewise.
4543 (_mm256_mask_storeu_epi64): Pass long long * to
4544 __builtin_ia32_storedqudi256_mask.
4545 (_mm_mask_storeu_epi64): Pass long long * to
4546 __builtin_ia32_storedqudi128_mask.
4547 (_mm256_mask_loadu_epi32): Pass const int * to
4548 __builtin_ia32_loaddqusi256_mask.
4549 (_mm256_maskz_loadu_epi32): Likewise.
4550 (_mm_mask_loadu_epi32): Pass const int * to
4551 __builtin_ia32_loaddqusi128_mask.
4552 (_mm_maskz_loadu_epi32): Likewise.
4553 (_mm256_mask_storeu_epi32): Pass int * to
4554 __builtin_ia32_storedqusi256_mask.
4555 (_mm_mask_storeu_epi32): Pass int * to
4556 __builtin_ia32_storedqusi128_mask.
4557 * config/i386/i386-builtin-types.def (PCSHORT): New.
4559 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
4560 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
4561 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
4562 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
4563 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
4564 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
4565 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
4566 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
4567 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
4568 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
4569 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
4570 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
4571 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
4572 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
4573 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
4574 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
4575 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
4576 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
4577 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
4578 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
4579 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
4580 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
4581 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
4582 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
4583 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
4584 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
4585 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
4586 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
4587 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
4588 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
4589 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
4590 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
4591 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
4592 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
4593 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
4594 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
4595 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
4596 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
4597 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
4598 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
4599 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
4600 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
4601 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
4602 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
4603 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
4604 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
4605 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
4606 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
4607 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
4609 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
4610 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
4612 (ix86_expand_vector_move_misalign): Likewise.
4613 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
4614 to scalar function prototype for unaligned load/store builtins.
4615 (ix86_expand_special_args_builtin): Updated.
4616 * config/i386/sse.md (UNSPEC_LOADU): Removed.
4617 (UNSPEC_STOREU): Likewise.
4618 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
4619 (VI_ULOADSTORE_F_AVX512VL): Likewise.
4620 (ssescalarsize): Handle V4TI, V2TI and V1TI.
4621 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4622 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4623 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
4624 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
4625 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
4626 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
4627 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
4628 (<avx512>_storedqu<mode>_mask): Likewise.
4629 (*sse4_2_pcmpestr_unaligned): Likewise.
4630 (*sse4_2_pcmpistr_unaligned): Likewise.
4631 (*mov<mode>_internal): Renamed to ...
4632 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
4633 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
4634 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
4635 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
4637 2016-04-19 Richard Biener <rguenther@suse.de>
4639 PR tree-optimization/70171
4640 * tree-ssa-phiprop.c: Include stor-layout.h.
4641 (phiprop_insert_phi): Handle the aggregate copy case.
4642 (propagate_with_phi): Likewise.
4644 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
4646 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
4647 instead of simplify_gen_subreg (... , 0).
4648 (ix86_delegitimize_address): Ditto.
4649 (ix86_split_divmod): Ditto.
4650 (ix86_split_copysign_const): Ditto.
4651 (ix86_split_copysign_var): Ditto.
4652 (ix86_expand_args_builtin): Ditto.
4653 (ix86_expand_round_builtin): Ditto.
4654 (ix86_expand_special_args_builtin): Ditto.
4655 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
4656 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
4657 (udivmodqi4): Ditto.
4658 (absneg splitters): Ditto.
4659 (*jcc_bt<mode>_1): Ditto.
4661 2016-04-19 Richard Biener <rguenther@suse.de>
4663 PR tree-optimization/70724
4664 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4665 restoring out from ...
4666 (free_scc_vn): ... here.
4667 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4668 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4670 (pass_fre::execute): Restore SSA info.
4672 2016-04-19 Richard Biener <rguenther@suse.de>
4674 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
4675 * gimple-walk.c (walk_gimple_op): Initialize it.
4676 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
4677 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
4678 remapping SSA names of defs.
4679 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
4682 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
4685 * lra-constraints.c (equiv_substition_p): New.
4686 (process_alt_operands): Use it.
4687 (swap_operands): Swap it.
4688 (curr_insn_transform): Update it.
4690 2016-04-18 Michael Matz <matz@suse.de>
4692 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4693 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4694 * tree-core.h (tree_type_common.align): Use bit-field.
4695 (tree_type_common.spare): New.
4696 (tree_decl_common.off_align): Make smaller.
4697 (tree_decl_common.align): Use bit-field.
4699 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4700 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4701 (scan_sharing_clauses): Ditto.
4702 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4703 (omp_finish_file): Ditto.
4704 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4705 (layout_decl): Ditto.
4706 (relayout_decl): Ditto.
4707 (finalize_record_size): Use SET_TYPE_ALIGN.
4708 (finalize_type_size): Ditto.
4709 (finish_builtin_struct): Ditto.
4710 (layout_type): Ditto.
4711 (initialize_sizetypes): Ditto.
4712 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4713 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4714 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4715 (get_chain_field): Ditto.
4716 (get_trampoline_type): Ditto.
4717 (get_nl_goto_field): Ditto.
4718 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4720 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4721 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4722 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4723 (build_qualified_type): Use SET_TYPE_ALIGN.
4724 (build_aligned_type, build_range_type_1): Ditto.
4725 (build_atomic_base): Ditto.
4726 (build_common_tree_nodes): Ditto.
4727 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4728 (expand_one_stack_var_at): Ditto.
4729 * coverage.c (build_var): Use SET_DECL_ALIGN.
4730 * except.c (init_eh): Ditto.
4731 * function.c (assign_parm_setup_block): Ditto.
4732 * symtab.c (increase_alignment_1): Ditto.
4733 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4734 * tree-vect-stmts.c (ensure_base_align): Ditto.
4735 * varasm.c (align_variable): Ditto.
4736 (assemble_variable): Ditto.
4737 (build_constant_desc): Ditto.
4738 (output_constant_def_contents): Ditto.
4740 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4741 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4742 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4743 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4744 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4746 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4749 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4750 replace %vmovsd with "%vmovq".
4751 (vec_concatv2df): Likewise.
4753 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4755 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4756 (*vec_extractv2si_0): Ditto.
4757 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4758 (zero_extended_scalar_load_operand splitters): Ditto.
4759 (vec_extract splitters): Ditto.
4760 (*vec_extractv4si_0_zext): Ditto.
4761 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4763 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4764 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4765 (*sse4_1_extractps): Use lowpart_subreg.
4766 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4768 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4770 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4772 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4773 Mention Solaris 11 packaging changes.
4774 Update gas and gld requirements.
4775 Remove reference to pre-Solaris 10 bug.
4776 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4778 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4781 2016-04-17 Jan Hubicka <jh@suse.cz>
4783 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4784 max_loop_iterations_int.
4786 2016-04-18 Richard Biener <rguenther@suse.de>
4788 PR tree-optimization/43434
4789 * tree-ssa-structalias.c (struct vls_data): New.
4790 (visit_loadstore): Handle all pointer-based accesses.
4791 (compute_dependence_clique): Compute a bitmap of restrict tags
4792 assigned bases and pass it to visit_loadstore.
4794 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4797 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4798 armv8.1-a and armv8.1-a+crc.
4800 2016-04-18 Richard Biener <rguenther@suse.de>
4802 PR tree-optimization/70701
4803 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4804 references after translating through a memcpy.
4806 2016-04-18 Richard Biener <rguenther@suse.de>
4808 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4809 (compute_antic): ... here. For partial antic use regular
4810 postorder and scrap iteration.
4811 (compute_partial_antic_aux): Remove unused return value.
4812 (init_pre): Do not allocate postorder.
4813 (fini_pre): Do not free postorder.
4815 2016-04-18 Richard Biener <rguenther@suse.de>
4818 * expmed.c (extract_bit_field_1): Remove broken case
4819 using a wider MODE_INT mode.
4821 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4823 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4824 unless compiling with at least GCC-4.8.
4826 2016-04-17 Jan Hubicka <jh@suse.cz>
4829 * graphite.c (graphite_finalize): Update call to
4830 tree_estimate_probability.
4831 * predict.h (tree_estimate_probability): Update prototype.
4833 2016-04-17 Jan Hubicka <jh@suse.cz>
4835 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4836 (tree_estimate_probability): Likewise.
4837 (pass_profile::execute): Update.
4838 (report_predictor_hitrates): New function.
4839 * profile.c (compute_branch_probabilities): Use it.
4840 * predict.h (report_predictor_hitrates): Declare.
4842 2016-04-17 Jan Hubicka <jh@suse.cz>
4845 * cgraph.h (cgraph_node::set_const_flag,
4846 cgraph_node::set_pure_flag): Update prototype to return bool;
4848 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4849 of interposable symbol are interposable, too.
4850 (cgraph_set_const_flag_1): Rename to ...
4851 (set_const_flag_1): ... this one; change to self recursive function
4852 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4853 clearnig the flag in all variants and also virtual thunks of const
4854 functions are pure; track if any change was done.
4855 (cgraph_node::set_const_flag): Update.
4856 (struct set_pure_flag_info): New struct.
4857 (cgraph_set_pure_flag_1): Rename to ...
4858 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4859 rather than pointer encoded flags; track if any changes was done;
4860 handle correctly clearning flag and setting flag of aliases already
4862 (cgraph_node::set_pure_flag): Update.
4863 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4865 2016-04-17 Tom de Vries <tom@codesourcery.com>
4868 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4871 2016-04-17 Tom de Vries <tom@codesourcery.com>
4873 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4874 '{}<> ' as escape-for-record.
4876 2016-04-17 Tom de Vries <tom@codesourcery.com>
4878 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4881 2016-04-17 Tom de Vries <tom@codesourcery.com>
4884 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4885 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4886 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4887 * passes.c (finish_optimization_passes): Only call
4888 finish_graph_dump_file if dfi->graph_dump_initialized.
4889 (execute_function_dump, pass_init_dump_file): Use
4890 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4892 2016-04-17 Tom de Vries <tom@codesourcery.com>
4894 PR tree-optimization/70256
4895 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4896 (debug_varmap): New function.
4898 2016-04-17 Tom de Vries <tom@codesourcery.com>
4901 * passes.c (pass_manager::register_pass): Propagate pflags.
4903 2016-04-17 Tom de Vries <tom@codesourcery.com>
4906 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4907 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4908 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4909 check if it's equal to p_start.
4910 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4912 2016-04-15 Jan Hubicka <jh@suse.cz>
4915 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4916 function does not bind to current def.
4917 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4918 handle conservatively calls to functions that does not need to bind
4920 (check_call): Update call of worse_state.
4921 (ignore_edge_for_nothrow): Update.
4922 (ignore_edge_for_pure_const): Likewise.
4923 (propagate_pure_const): Update calls to worse_state.
4924 (skip_function_for_local_pure_const): Reformat comments.
4926 2016-04-15 Jan Hubicka <jh@suse.cz>
4929 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4930 (cgraph_node::function_symbol): Likewise.
4931 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4932 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4933 (symtab_node::ultimate_alias_target): Add REF parameter.
4934 (symtab_node::binds_to_current_def_p): Declare.
4935 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4936 (cgraph_node::function_symbol): Likewise.
4937 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4938 (cgraph_node::get_availability): Likewise.
4939 (cgraph_edge::binds_to_current_def_p): New inline function.
4940 (varpool_node::get_availability): Add REF parameter.
4941 (varpool_node::ultimate_alias_target): Likewise.
4942 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4943 (symtab_node::binds_to_current_def_p): Likewise.
4944 * varpool.c (varpool_node::get_availability): Likewise.
4946 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4949 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4950 Fix mode size check.
4952 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4954 * BASE-VER: Set to 7.0.0.
4956 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4958 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4960 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4962 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4963 architecture revisions.
4965 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4967 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4968 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4969 * config/i386/i386.md (stack decrement to push peepholes): Guard
4970 with !x86_using_red_zone ().
4972 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4975 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4976 to dump_generic_node.
4977 (NIY): Pass also flags to do_niy.
4979 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4981 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4982 (simd_clone_vector_of_formal_parm_types)
4983 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4984 (simd_clone_mangle, simd_clone_create)
4985 (simd_clone_adjust_return_type, create_tmp_simd_array)
4986 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4987 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4988 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4989 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4990 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4991 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4992 * omp-simd-clone.c: ... this new file.
4993 (simd_clone_vector_of_formal_parm_types): Make it static.
4994 * Makefile.in (OBJS): Add omp-simd-clone.o.
4996 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4999 * config/i386/sse.md: Use proper memory operand modifiers.
5002 2016-04-15 Richard Biener <rguenther@suse.de>
5003 Alan Modra <amodra@gmail.com>
5005 PR tree-optimization/70130
5006 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
5007 when alignment stays not the same and no not use the realign
5010 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5013 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5014 direct move handlers for KFmode. Change TFmode handlers test from
5015 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
5017 2016-04-14 Jakub Jelinek <jakub@redhat.com>
5020 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
5021 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
5022 (inlined_polymorphic_ctor_dtor_block_p): Use it.
5023 * tree-ssa-live.c (remove_unused_scope_block_p): When
5024 in_ctor_dtor_block, avoid discarding not just BLOCKs with
5025 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
5026 block_ultimate_origin is FUNCTION_DECL.
5027 (remove_unused_locals): If current_function_decl is
5028 polymorphic_ctor_dtor_p, pass initial true to
5029 remove_unused_scope_block_p' is_ctor_dtor_block.
5031 2016-04-14 Martin Sebor <msebor@redhat.com>
5036 * doc/extend.texi (Variable Length): Revert.
5038 2016-04-14 Marek Polacek <polacek@redhat.com>
5039 Jan Hubicka <hubicka@ucw.cz>
5042 * tree.c (verify_type): Disable the canonical type of main variant
5045 2016-04-14 Jason Merrill <jason@redhat.com>
5047 * cfgexpand.c, expr.c: Revert previous change.
5049 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
5052 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
5053 when building a mem ref for the incoming reduction variable.
5055 2016-04-14 Richard Biener <rguenther@suse.de>
5057 PR tree-optimization/70614
5058 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
5059 loop if the evolution dropped to chrec_dont_know.
5060 (interpret_condition_phi): Likewise.
5062 2016-04-14 Richard Biener <rguenther@suse.de>
5064 PR tree-optimization/70623
5065 * tree-ssa-pre.c (changed_blocks): Make global ...
5066 (compute_antic): ... local here. Move and fix worklist
5067 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
5068 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
5069 worklist handling, dump when ANTIC_IN changed.
5070 (compute_partial_antic_aux): Remove worklist handling.
5071 (init_pre): Do not compute post dominators. Add a comment about
5072 the CFG order chosen.
5073 (fini_pre): Do not free post dominators.
5075 2016-04-13 Martin Sebor <msebor@redhat.com>
5080 * doc/extend.texi (Variable Length): Document C++ specifics.
5082 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5085 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
5086 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
5087 eh edges have been purged.
5090 * tree-sra.c (create_access_replacement,
5091 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
5093 * tree-pretty-print.c (dump_fancy_name): New function.
5094 (dump_decl_name, dump_generic_node): Use it.
5096 2016-04-13 Jason Merrill <jason@redhat.com>
5098 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
5099 * expr.c (expand_expr_real_1): Likewise.
5101 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
5103 * config/i386/i386.md (kunpckhi): Swap operands.
5104 (kunpcksi): Likewise.
5105 (kunpckdi): Likewise.
5106 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
5107 (vec_pack_trunc_<mode>): Likewise.
5109 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5112 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
5115 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
5116 gimplification turns some element into non-constant.
5119 * rtl.h (convert_memory_address_addr_space_1): New prototype.
5120 * explow.c (convert_memory_address_addr_space_1): No longer static,
5121 add NO_EMIT argument and don't call convert_modes if true, pass
5122 it down recursively, remove break after return.
5123 (convert_memory_address_addr_space): Adjust caller.
5124 * simplify-rtx.c (simplify_unary_operation_1): Call
5125 convert_memory_address_addr_space_1 instead of convert_memory_address,
5126 if it returns NULL, don't simplify.
5128 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
5131 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
5133 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5135 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5136 Bump the upper SIMDLEN limits, so that if the return type or
5137 characteristic type if the return type is void can be passed in
5138 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
5141 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5144 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
5145 Do not use "=" constraint on an input constraint.
5146 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5147 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5148 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
5149 generates (neg (abs ...)) instead of (abs ...).
5151 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5153 PR rtl-optimization/70596
5154 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
5155 just invalidate LRA data and reset them. Adjust dump wording.
5157 2016-04-12 Martin Liska <mliska@suse.cz>
5160 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5162 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5164 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5165 max_loop_iterations_int.
5166 (tree_unswitch_outer_loop): Likewise.
5167 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5168 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5170 2016-04-12 Tom de Vries <tom@codesourcery.com>
5172 PR tree-optimization/68756
5173 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
5174 instead of new_name.
5176 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5178 PR tree-optimization/70602
5179 * tree-sra.c (generate_subtree_copies): Don't write anything into
5180 constant pool decls.
5182 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
5183 regardless whether there are depend clauses or not.
5185 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5188 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
5189 target attribute and pragma from changing the -mfloat128
5190 and -mfloat128-hardware options.
5192 * doc/extend.texi (Additional Floating Types): Document PowerPC
5193 __float128 restrictions.
5195 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5198 * config/aarch64/driver-aarch64.c
5199 (aarch64_get_extension_string_for_isa_flags): New.
5200 (arch_extension): Rename to...
5201 (aarch64_arch_extension): ...This.
5202 (ext_to_feat_string): Rename to...
5203 (aarch64_extensions): ...This.
5204 (aarch64_core_data): Keep track of architecture extension flags.
5205 (cpu_data): Rename to...
5206 (aarch64_cpu_data): ...This.
5207 (aarch64_arch_driver_info): Keep track of architecture extension
5209 (get_arch_name_from_id): Rename to...
5210 (get_arch_from_id): ...This, change return type.
5211 (host_detect_local_cpu): Update and reformat for renames, handle
5212 extensions through common infrastructure.
5214 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5217 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
5218 track of a canonical flag name.
5219 (all_extensions): Likewise.
5220 (arch_to_arch_name): Also track extension flags enabled by the arch.
5221 (all_architectures): Likewise.
5222 (aarch64_parse_extension): Move to here.
5223 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
5225 (aarch64_rewrite_selected_cpu): Update for above change.
5226 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
5227 are handled, such that the single explicit value enabled by an
5228 extension is kept seperate from the implicit values it also enables.
5229 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
5231 (aarch64_parse_extension): New.
5232 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
5233 here to config/aarch64/aarch64-protos.h.
5234 (aarch64_parse_extension): Move from here to
5235 common/config/aarch64/aarch64-common.c.
5236 (aarch64_option_print): Update.
5237 (aarch64_declare_function_name): Likewise.
5238 (aarch64_start_file): Likewise.
5239 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
5240 the canonical flag for extensions.
5241 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
5244 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5246 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
5249 2016-04-09 Tom de Vries <tom@codesourcery.com>
5251 PR tree-optimization/68953
5252 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
5253 first to last subscript.
5255 2016-04-09 Jakub Jelinek <jakub@redhat.com>
5257 PR tree-optimization/70586
5258 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
5261 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
5265 PR tree-optimization/70373
5269 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
5270 clauses for acc parallel reductions as necessary. Error on those
5272 * omp-low.c (scan_sharing_clauses): Don't install variables which
5273 are used in acc parallel reductions.
5274 (lower_rec_input_clauses): Remove dead code.
5275 (lower_oacc_reductions): Add support for reference reductions.
5276 (lower_reduction_clauses): Remove dead code.
5277 (lower_omp_target): Don't remap variables appearing in acc parallel
5279 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
5281 2016-04-08 Jakub Jelinek <jakub@redhat.com>
5284 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
5285 with multiple SSA_NAME defs, force the outputs other than first
5286 to be live before calling live_track_process_def on each output.
5288 PR rtl-optimization/70574
5289 * fwprop.c (forward_propagate_and_simplify): Don't add
5290 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
5291 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
5292 paradoxical subregs within *loc.
5294 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
5296 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
5297 -ftree-parallelize-loops={0,1}.
5298 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
5299 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
5300 * config/ia64/hpux.h (LIB_SPEC): Likewise.
5301 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
5302 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
5304 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
5307 * asan.c (instrument_derefs): If we get unknown location, extract it
5309 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
5311 2016-04-08 Tom de Vries <tom@codesourcery.com>
5313 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
5314 implicit firstprivate clause.
5316 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5319 * config/arm/thumb2.md (tst + branch-> lsls + branch
5320 peephole below *orsi_not_shiftsi_si): Require that condition
5321 register is dead after the peephole.
5322 (second peephole after the above): Likewise.
5324 2016-04-08 Alan Modra <amodra@gmail.com>
5327 * builtins.c (fold_builtin_classify): For IBM extended precision,
5328 look at just the high-order double to test for NaN.
5329 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
5330 test just the high double for Inf but both doubles for subnormal
5333 2016-04-07 Jakub Jelinek <jakub@redhat.com>
5335 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
5336 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
5337 node->simdclone->mask_mode != VOIDmode masks.
5338 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
5339 earlier, use it instead of node->simdclone.
5340 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5341 Set clonei->mask_mode.
5343 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5346 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
5347 Pass it through to cp_parser_already_scoped_statement.
5348 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
5349 it through to cp_parser_statement.
5350 (cp_parser_statement): Pass IF_P through to
5351 cp_parser_iteration_statement.
5352 (cp_parser_pragma): Adjust call to
5353 cp_parser_iteration_statement.
5355 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5358 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
5359 resolve a future -Wparentheses warning.
5360 * omp-low.c (scan_sharing_clauses): Likewise.
5361 * tree-parloops.c (eliminate_local_variables): Likewise.
5363 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
5365 PR rtl-optimization/70398
5366 * lra-constraints.c (process_address_1): Check zero scale and code
5367 for reloading with zero scale.
5369 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
5371 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
5372 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
5374 2016-04-06 Jakub Jelinek <jakub@redhat.com>
5376 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5377 Add support for AVX512F clones, include them by default for
5378 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
5379 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
5383 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
5384 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
5385 firstprivate clauses.
5386 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
5387 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
5388 (lower_omp_target): Set TREE_NO_WARNING for
5389 non-addressable possibly uninitialized vars which are copied into
5390 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
5392 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
5394 * config/pa/predicates.md (integer_store_memory_operand): Accept
5395 REG+D operands with a large offset when reload_in_progress is true.
5396 (floating_point_store_memory_operand): Likewise.
5398 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5401 * match.pd (nested int casts): Limit to GIMPLE.
5403 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
5406 * ipa-devirt.c (maybe_record_node): Fix comment; use
5407 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
5409 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5411 PR rtl-optimization/70542
5412 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
5413 if there are any uses other than insn or debug insns.
5415 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
5416 Jakub Jelinek <jakub@redhat.com>
5418 PR tree-optimization/70509
5419 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
5420 Shift HOST_WIDE_INT_1U instead of 1.
5422 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
5424 PR tree-optimization/70509
5425 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
5426 of the vector base type for index.
5428 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
5431 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
5433 2016-04-05 Richard Biener <rguenther@suse.de>
5435 PR tree-optimization/70526
5436 * tree-sra.c (build_ref_for_offset): Use prev_base to
5437 extract the alias pointer type.
5439 2016-04-05 Richard Biener <rguenther@suse.de>
5441 * dse.c (struct store_info): Remove alias_set member.
5442 (struct read_info_type): Likewise.
5443 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
5444 spill_deleted, clear_alias_set_lookup): Remove.
5445 (get_group_info): Remove dead base == NULL_RTX case.
5446 (dse_step0): Remove initialization of removed variables.
5447 (delete_dead_store_insn): Reomve alias set dumping.
5448 (free_read_records): Remove alias_set handling.
5449 (canon_address): Remove alias_set_out parameter.
5450 (record_store): Remove spill_alias_set, it's always zero.
5451 (check_mem_read_rtx): Likewise.
5452 (dse_step2): Rename from ...
5453 (dse_step2_nospill): ... this. Adjust.
5454 (scan_stores): Rename from ...
5455 (scan_stores_nospill): ... this.
5456 (scan_reads): Rename from ...
5457 (scan_reads_nospill): ... this.
5458 (scan_stores_spill, scan_reads_spill): Remove.
5459 (dse_step3_scan): Remove for_spills argument which is always false.
5460 (dse_step3): Likewise.
5461 (dse_step5): Rename from ...
5462 (dse_step5_nospill): ... this. Remove alias_set handling.
5463 (rest_of_handle_dse): Adjust.
5465 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5468 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
5469 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
5470 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
5471 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
5473 2016-04-05 Richard Biener <rguenther@suse.de>
5476 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
5477 non-register type temporaries into SSA.
5479 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
5482 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
5483 calls when sanitizing.
5484 (possible_polymorphic_call_target_p): Fix formatting.
5486 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5487 Jakub Jelinek <jakub@redhat.com>
5490 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
5491 to ensure a call statement is compatible with a built-in's
5493 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
5496 2016-04-04 Richard Biener <rguenther@suse.de>
5498 PR rtl-optimization/70484
5499 * rtl.h (canon_output_dependence): Declare.
5500 * alias.c (canon_output_dependence): New function.
5501 * dse.c (record_store): Use canon_output_dependence rather
5502 than canon_true_dependence.
5504 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5507 * cgraph.h (symtab_node::copy_visibility_from): New function.
5508 * symtab.c (symtab_node::copy_visibility_from): New function.
5509 * ipa-visibility.c (optimize_weakref): New function.
5510 (function_and_variable_visibility): Use it.
5512 2016-04-04 Martin Liska <mliska@suse.cz>
5515 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
5516 value that is really in range handled by SBR instruction.
5517 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
5518 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
5519 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
5521 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
5525 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
5526 set, but not for SP_REG operands.
5528 2016-04-02 Martin Sebor <msebor@redhat.com>
5531 * fold-const.c (maybe_nonzero_address): New function.
5532 (fold_comparison): Call it. Fold equality and relational
5533 expressions involving null pointers.
5534 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
5536 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
5538 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
5539 the "Y" constraint (scalar FP 0.0 immediate).
5541 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
5542 Add the "const_double" to the list of operand constraints.
5544 2016-04-01 Jakub Jelinek <jakub@redhat.com>
5546 PR rtl-optimization/70467
5547 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
5548 If low word of the last operand is 0, just emit addition/subtraction
5551 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5554 * config/s390/s390.c (s390_expand_insv): Check for everything
5555 constant instead of just VOIDmode stuff.
5557 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5560 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
5562 2016-04-01 Nathan Sidwell <nathan@acm.org>
5564 * tree.def (TRY_CATCH_EXPR): Correct documentation.
5566 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
5568 PR rtl-optimization/70461
5569 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
5572 2016-03-31 Martin Liska <mliska@suse.cz>
5575 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
5576 a tree value or an immediate integer value to a buffer
5577 that is eventually copied to a BRIG section.
5578 (emit_immediate_operand): Call the function here.
5579 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
5580 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
5581 of class' fields that are removed.
5582 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
5583 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
5584 m_brig_repr_size fields.
5586 2016-03-31 Martin Liska <mliska@suse.cz>
5589 * hsa-gen.c (hsa_function_representation::update_dominance): New
5591 (convert_addr_to_flat_segment): Likewise.
5592 (gen_hsa_memory_set): New alignment argument.
5593 (gen_hsa_ctor_assignment): Likewise.
5594 (gen_hsa_insns_for_single_assignment): Provide alignment
5595 to gen_hsa_ctor_assignment.
5596 (gen_hsa_insns_for_direct_call): Add new argument.
5597 (expand_lhs_of_string_op): New function.
5598 (expand_string_operation_builtin): Likewise.
5599 (expand_memory_copy): New function.
5600 (expand_memory_set): New function.
5601 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
5602 (convert_switch_statements): Change signature.
5603 (generate_hsa): Use a return value of the function.
5604 (pass_gen_hsail::execute): Do not call
5605 convert_switch_statements here.
5606 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
5607 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
5608 (hsa_function_representation::update_dominance): New function.
5610 2016-03-31 Martin Liska <mliska@suse.cz>
5613 * hsa-brig.c (emit_directive_variable): Emit alignment
5614 according to hsa_symbol::m_align.
5615 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
5616 (dump_hsa_symbol): Dump alignment of HSA symbols.
5617 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
5618 (gen_hsa_addr_with_align): New function.
5619 (hsa_bitmemref_alignment): Use newly added function.
5620 (gen_hsa_insns_for_load): Likewise.
5621 (gen_hsa_insns_for_store): Likewise.
5622 (gen_hsa_memory_copy): New argument added.
5623 (gen_hsa_insns_for_single_assignment): Respect
5624 alignment for assignments processed via gen_hsa_memory_copy.
5625 (gen_hsa_insns_for_direct_call): Likewise.
5626 (gen_hsa_insns_for_return): Likewise.
5627 (gen_function_def_parameters): Set default alignment.
5628 * hsa.c (hsa_object_alignment): New function.
5629 (hsa_byte_alignment): Pasted function.
5630 * hsa.h (hsa_symbol::m_align): New field.
5632 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5634 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
5635 scratch field for goto case.
5637 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
5639 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
5641 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
5644 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
5645 (scalar_chain::convert_insn): Call convert_op for reg
5646 moves to handle undefined registers.
5648 2016-03-31 Nathan Sidwell <nathan@acm.org>
5651 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
5652 Assert we don't want to move backwards.
5654 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
5657 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
5659 2016-03-31 Jakub Jelinek <jakub@redhat.com>
5661 PR rtl-optimization/70460
5662 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
5663 with operand from REG_LABEL_OPERAND, instead substitute
5664 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5665 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5667 2016-03-31 Martin Liska <mliska@suse.cz>
5669 * passes.c (execute_one_pass): Do not call
5670 todo_after for a discarded function.
5672 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5674 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5675 (no_cost, infinite_cost): Initialize the new field.
5676 (get_computation_cost_at): Record setup cost.
5677 (determine_use_iv_cost_address): Skip cost computation for sub
5678 uses if we can estimate it without losing accuracy.
5680 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5682 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5684 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5685 max_loop_iterations_int.
5686 (tree_unswitch_outer_loop): Likewise.
5687 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5688 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5690 2016-03-30 Richard Biener <rguenther@suse.de>
5693 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5695 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5698 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5699 in gen_blendm expander.
5701 2016-03-30 Nick Clifton <nickc@redhat.com>
5704 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5705 case where we are already provided with an SImode SUBREG.
5707 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5710 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5711 conflict between DRAP register and __builtin_eh_return.
5713 2016-03-30 Michael Matz <matz@suse.de>
5714 Richard Biener <rguenther@suse.de>
5717 * ipa-polymorphic-call.c (struct type_change_info): Change
5718 speculative to an unsigned allowing to limit the work we do.
5719 (csftc_abort_walking_p): New inline function..
5720 (check_stmt_for_type_change): Limit the number of may-defs
5721 skipped for speculative devirtualization to
5722 max-speculative-devirt-maydefs.
5723 * params.def (max-speculative-devirt-maydefs): New param.
5724 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5726 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5729 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5732 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5734 PR tree-optimization/59124
5735 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5736 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5738 2016-03-29 Jeff Law <law@redhat.com>
5740 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5742 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5744 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5747 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5749 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5750 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5751 gcrt0.o if linking dynamically.
5753 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5756 * ipa-devirt.c (methods_equal_p): New function.
5757 (compare_virtual_tables): Use it.
5758 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5759 * cgraphclones.c (clone_function_name_1): Use
5760 symbol_table::symbol_suffix_separator.
5761 * coverage.c (build_var): Likewise.
5762 * symtab.c (symbol_table::symbol_suffix_separator): New.
5764 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5766 PR rtl-optimization/70429
5767 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5768 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5769 mode != result_mode.
5772 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5774 PR tree-optimization/70405
5775 * ssa-iterators.h (num_imm_uses): Add missing braces.
5777 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5779 PR rtl-optimization/68695
5780 * ira-color.c (allocno_copy_cost_saving): New.
5781 (improve_allocation): Use it.
5783 2016-03-29 Richard Henderson <rth@redhat.com>
5786 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5788 2016-03-29 Richard Biener <rguenther@suse.de>
5791 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5792 use alignment returned by get_pointer_alignment_1 if it is
5793 bigger than BITS_PER_UNIT.
5794 * builtins.c (get_pointer_alignment_1): Do not return true
5795 for alignment extracted from SSA info.
5797 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5799 * config/ft32/ft32.opt (mnodiv): New.
5800 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5801 * doc/invoke.texi (FT32 Options -mnodiv): New.
5803 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5806 * config/i386/i386.md (define_split, andn): Fix modes.
5808 2016-03-26 Richard Biener <rguenther@suse.de>
5809 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5812 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5814 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5815 as 2nd argument to cl_optimization_restore().
5817 2016-03-25 Richard Henderson <rth@redhat.com>
5820 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5821 * config/aarch64/aarch64-protos.h: Declare it.
5822 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5824 2016-03-25 Alan Modra <amodra@gmail.com>
5827 * config/rs6000/constraints.md (j): Simplify.
5828 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5830 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5831 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5832 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5833 in all constraint alternatives.
5834 (movtd_64bit_nodm): Delete "j" constraint alternative.
5836 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5838 * tree-ssa-propagate.c: Enhance docs for
5839 SSA_PROP_NOT_INTERESTING.
5841 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5843 * doc/extend.texi: Fix typo in documentation to pure attribute.
5845 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5848 * config/pa/pa.md (bswapdi2): Use a scratch register.
5850 2016-03-24 Richard Henderson <rth@redhat.com>
5853 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5856 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5858 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5859 using ix86_expand_binary_operator instead of gen_andsi3.
5861 2016-03-24 Richard Biener <rguenther@suse.de>
5863 PR tree-optimization/70396
5864 * tree-vect-stmts.c (vectorizable_comparison): Use
5865 get_vectype_for_scalar_type.
5867 2016-03-24 Richard Biener <rguenther@suse.de>
5870 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5871 with register bases.
5873 2016-03-24 Richard Biener <rguenther@suse.de>
5875 PR tree-optimization/70372
5876 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5877 build_all_ones_cst to also handle vector types correctly.
5879 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5882 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5885 2016-03-23 Marek Polacek <polacek@redhat.com>
5888 * doc/invoke.texi: Document -Wignored-attributes.
5890 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5892 PR tree-optimization/69042
5893 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5894 parameter from 30 to 40.
5896 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5898 PR tree-optimization/69042
5899 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5900 for use with constant offset stripped in base.
5902 2016-03-23 Richard Biener <rguenther@suse.de>
5905 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5906 mode compatibility check.
5907 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5909 2016-03-23 Jeff Law <law@redhat.com>
5911 PR tree-optimization/64058
5912 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5914 (struct ssa_conflicts): Move up earlier in the file.
5915 (conflicts_, var_map_): New static variables.
5916 (initialize_conflict_count): New function to initialize the
5917 CONFLICT_COUNT field for each conflict pair.
5918 (compare_pairs): Lazily initialize the conflict count and use it
5919 as the first tie-breaker.
5920 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5921 and wipe conflicts_ and map_ around the call to qsort. Remove
5922 special case for 2 coalesce pairs.
5923 * bitmap.c (bitmap_count_unique_bits): New function.
5924 (bitmap_count_bits_in_word): New function, extracted from
5926 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5927 * bitmap.h (bitmap_count_unique_bits): Declare it.
5929 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5932 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5933 transparent alias chain for decl assembler name.
5934 * config/sol2.c (solaris_assemble_visibility): Likewise.
5936 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5938 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5940 (v10_fdivs): Likewise.
5941 (v10_fdivd): Likewise.
5943 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5946 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5947 to not call fclose twice on file.
5949 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5951 PR tree-optimization/70354
5952 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5953 oprnd0 is wider than oprnd1 and there is a cast from the wider
5954 type to oprnd1, mask it with the mask of the narrower type.
5957 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5958 Optimize TARGET_STV splitters, if high or low word of last argument
5961 2016-03-22 Jeff Law <law@redhat.com>
5964 tree-ssa-threadbackward.c
5965 (fsm_find_control_statement_thread_paths): Correctly distinguish
5966 between old style jump threads vs FSM jump threads.
5968 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5971 * config/i386/i386.c (scalar_chain::convert_op): Support
5972 uninitialized register usage case.
5974 2016-03-22 Richard Biener <rguenther@suse.de>
5977 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5979 (capture::gen_transform): ... to change behavior when substituting
5980 a condition into cond or not-cond expr context.
5981 (dt_simplify::gen_1): Adjust.
5982 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5983 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5984 last change and instead change to
5985 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5986 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5988 2016-03-22 Anthony Green <green@moxielogic.com>
5990 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5991 issue for moxiebox targets.
5992 (CC1PLUS_SPEC): Ditto.
5994 2016-03-22 Richard Biener <rguenther@suse.de>
5997 * fold-const.c (extract_muldiv_1): Properly perform multiplication
6000 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6002 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
6004 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6007 * config/i386/i386.c (def_builtin): Handle
6008 OPTION_MASK_ISA_AVX512VL to be and-ed with other
6010 (const struct builtin_description bdesc_special_args[]):
6011 Remove duplicate ISA bits.
6013 2016-03-22 Jakub Jelinek <jakub@redhat.com>
6016 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
6017 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
6018 in a way that works also for AVX512BW.
6021 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
6022 instead of source if operands[1] is xmm16 and above and
6023 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
6024 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
6027 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
6028 on assign if (*from_p) is a comparison, set it to
6029 TREE_NO_WARNING (*from_p).
6031 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6034 * lra.c (restore_scratches): Ignore deleted insns.
6036 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
6037 Jakub Jelinek <jakub@redhat.com>
6039 PR tree-optimization/70317
6040 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
6043 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
6046 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
6047 of ix86_expand_move.
6049 (movti): Use general_operand for operand 1 predicate.
6051 2016-03-21 Martin Liska <mliska@suse.cz>
6053 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
6055 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
6057 2016-03-21 Martin Liska <mliska@suse.cz>
6060 * ipa-icf.c (sem_function::parse): Skip static
6061 constructors and destructors.
6063 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6066 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
6067 function-like macro, peek following token(s) if it is followed
6068 by CPP_OPEN_PAREN token with optional padding in between, and
6069 if not, don't treat it like a macro.
6071 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
6072 Alexander Monakov <amonakov@ispras.ru>
6074 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
6075 for the stabs debug format.
6077 2016-03-21 Richard Biener <rguenther@suse.de>
6079 PR tree-optimization/70310
6080 * tree-vect-generic.c (expand_vector_condition): Fold the built
6083 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
6086 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
6087 Block third alternative for AVX-512VL target,
6089 2016-03-21 Martin Liska <mliska@suse.cz>
6092 * hsa-brig.c (emit_function_directives): Mark unemitted
6093 global variables for emission.
6094 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
6095 (get_symbol_for_decl): Likewise.
6096 * hsa.h (struct hsa_symbol): New flag.
6098 2016-03-21 Richard Biener <rguenther@suse.de>
6100 PR tree-optimization/70288
6101 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
6102 we do not estimate unsimplified all-constant conditionals or
6103 switches as optimized away.
6105 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
6107 PR rtl-optimization/69102
6108 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
6109 when we have a readonly dependency context.
6111 2016-03-18 Jeff Law <law@redhat.com>
6113 PR rtl-optimization/70263
6114 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
6115 (update_equiv_regs): When trying to move a store to after the insn
6116 that sets the source of the store, make sure the store occurs after
6117 the insn that sets the source of the store. When successful note
6118 the REG_EQUIV note created in the dump file.
6120 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
6121 Bernd Schmidt <bschmidt@redhat.com>
6123 * doc/extend.texi: Document more potential problems with basic asms.
6125 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
6127 PR rtl-optimization/70278
6128 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
6131 2016-03-18 Jason Merrill <jason@redhat.com>
6133 * calls.c (load_register_parameters): Fix zero size sibcall logic.
6135 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
6137 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
6138 values to 128b regs.
6140 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
6142 PR tree-optimization/70252
6143 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
6144 boolean vector has a proper number of elements.
6145 (supportable_narrowing_operation): Likewise.
6147 2016-03-18 Tom de Vries <tom@codesourcery.com>
6150 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
6152 2016-03-18 Jakub Jelinek <jakub@redhat.com>
6154 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
6155 instead of replace_rtx for DEBUG_INSNs.
6157 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6159 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
6160 load type reservations.
6162 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
6165 * config/pa/constraints.md: Revert 2015-02-13 change. Use
6166 define_constraint for "Q" and "T" constraints.
6168 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
6170 Tweak the pipeline model for Exynos M1
6172 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
6175 2016-03-17 David Malcolm <dmalcolm@redhat.com>
6178 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
6179 where one or both locations aren't within a line_map.
6181 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
6184 * opts.c (finish_options): Don't set flag_pie to the default if
6185 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
6188 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
6190 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
6191 true as ALL_REGS argument to replace_rtx.
6193 2016-03-17 Richard Biener <rguenther@suse.de>
6196 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
6199 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6202 * rtl.h (replace_rtx): Add ALL_REGS argument.
6203 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
6204 equality and assert mode is the same, instead of just rtx pointer
6206 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
6207 true as ALL_REGS argument to replace_rtx.
6209 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
6211 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
6212 for boolean vector with vector mode only.
6213 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6215 2016-03-17 Nick Clifton <nickc@redhat.com>
6218 * config/rx/rx.c (rx_print_integer): Print negative constants in
6221 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6224 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
6226 2016-03-16 Richard Henderson <rth@redhat.com>
6227 Richard Biener <rguenth@suse.de>
6232 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
6233 first operand as is_gimple_condexpr.
6238 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
6239 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
6240 Do not gimplify the result.
6241 (do_unop): Adjust call to tree_vec_extract.
6242 (do_binop): Likewise.
6243 (do_compare): Likewise.
6244 (do_plus_minus): Likewise.
6245 (do_negate): Likewise.
6246 (expand_vector_condition): Likewise.
6247 (do_cond): Likewise.
6249 2016-03-16 Richard Henderson <rth@redhat.com>
6252 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
6253 (aarch64_classify_address): Use it.
6254 (aarch64_legitimize_address): Force all subexpressions of PLUS
6255 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
6257 2016-03-16 Jakub Jelinek <jakub@redhat.com>
6258 Richard Biener <rguenth@suse.de>
6261 * rtlanal.c (replace_rtx): For REG, if from is a REG,
6262 return to even if only REGNO is equal, and assert
6265 2016-03-11 Jeff Law <law@redhat.com>
6267 PR rtl-optimization/70224
6268 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
6270 2016-03-16 Richard Henderson <rth@redhat.com>
6273 * function.h (struct function): Add has_forced_label_in_static.
6274 * gimplify.c (force_labels_r): Set it.
6275 * lto-streamer-in.c (input_struct_function_base): Read it.
6276 * lto-streamer-out.c (output_struct_function_base): Write it.
6277 * tree-inline.c (has_label_address_in_static_1): Remove.
6278 (copy_forbidden): Remove fndecl parameter; test
6279 has_forced_label_in_static.
6280 (inline_forbidden_p): Update call to copy_forbidden.
6281 (tree_versionable_function_p): Likewise.
6282 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
6283 (chkp_versioning): Likewise.
6284 * tree-inline.h (copy_forbidden): Update decl.
6286 2016-03-16 Marek Polacek <polacek@redhat.com>
6289 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
6290 function being thunked if the result type doesn't have fixed size.
6291 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
6292 doesn't have fixed size.
6294 2016-03-16 Bin Cheng <bin.cheng@arm.com>
6296 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
6297 reporting malformed loop nest.
6299 2016-03-16 Tom de Vries <tom@codesourcery.com>
6302 * ipa-devirt.c (possible_polymorphic_call_targets): Move
6303 nodes.length () == 1 test to before first nodes[0] access.
6305 2016-03-16 Tom de Vries <tom@codesourcery.com>
6307 PR tree-optimization/68715
6308 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
6311 2016-03-16 Tom de Vries <tom@codesourcery.com>
6313 PR tree-optimization/68809
6314 * graphite-scop-detection.c (same_close_phi_node): Test if result types
6317 2016-03-16 Carlos O'Donell <carlos@redhat.com>
6318 Sandra Loosemore <sandra@codesourcery.com>
6320 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
6321 on leaf attribute. Mention ELF interposition problems.
6323 2016-03-16 Alan Modra <amodra@gmail.com>
6325 PR rtl-optimization/69195
6326 PR rtl-optimization/47992
6327 * ira.c (indirect_jump_optimize): Ignore artificial defs.
6330 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
6333 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
6335 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6337 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
6339 2016-03-15 Jakub Jelinek <jakub@redhat.com>
6341 PR rtl-optimization/70222
6342 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
6343 optimization if mode is different from result_mode, queue up masking
6344 of the result in outer_op. Formatting fix.
6347 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
6350 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6352 PR rtl-optimization/69032
6353 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
6354 looping backwards over basic block insns.
6356 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6359 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
6360 to non-speculative when propagating trap bits.
6362 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6364 PR rtl-optimization/63384
6365 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
6368 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6371 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
6372 factored out from ...
6373 (sched_analyze_insn): ... here.
6374 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
6375 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
6376 get_implicit_reg_pending_clobbers in it.
6377 (setup_id_reg_sets): Use setup_id_implicit_regs.
6378 (deps_init_id): Ditto.
6380 2016-03-15 Tom de Vries <tom@codesourcery.com>
6383 * cgraph.c (cgraph_node::get_body): Save, reset and restore
6385 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
6386 execute_function_dump.
6387 (execute_one_pass): Don't dump function if it will be dumped after ipa
6390 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6392 * genrecog.c (match_pattern_2): If pred is NULL don't call
6393 safe_predicate_mode on it.
6395 2016-03-14 Jakub Jelinek <jakub@redhat.com>
6398 * lra-constraints.c (delete_move_and_clobber): Change assertion
6399 to also allow dregno == 0.
6401 2016-03-14 Richard Henderson <rth@redhat.com>
6404 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
6405 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
6406 (reassociate_bb): Use optimize_vec_cond_expr; avoid
6407 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
6410 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
6413 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
6415 (lra_create_live_ranges_1): initialize hard register biggest_mode to
6417 * lra-constraints.c (split_reg): For hard regs, try to find the
6418 biggest single-register mode used in the function.
6420 2016-03-14 Richard Biener <rguenther@suse.de>
6422 PR tree-optimization/56365
6423 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
6424 constants to compare against.
6426 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
6429 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
6430 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
6431 (define_split for the GPR case): Use int_reg_operand instead of
6432 gpc_reg_operand for the output.
6434 2016-03-14 Tom de Vries <tom@codesourcery.com>
6436 PR tree-optimization/70045
6437 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
6438 create_empty_if_region_on_edge argument.
6440 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
6442 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
6443 (STACK_CHECK_PROTECT): Likewise.
6444 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6445 (STACK_CHECK_PROTECT): Likewise.
6446 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6447 (STACK_CHECK_PROTECT): Likewise.
6448 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
6449 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
6450 (STACK_CHECK_PROTECT): Likewise.
6452 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
6454 PR rtl-optimization/69307
6455 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
6456 registers in modes that span more than one register.
6458 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
6461 * lra-constraints.c (delete_move_and_clobber): New.
6462 (remove_inheritance_pseudos): Use it.
6464 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
6467 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
6468 the libcall is LCT_THROW.
6469 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
6470 for the checking routine.
6472 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6475 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
6476 optimization if we have direct move.
6477 (roundu32<mode>2_fprs): Likewise.
6479 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
6482 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
6484 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
6485 Arguments swapped. All callers changed. Take reg_renumber into
6486 account, and Calculate and compare register ranges for hard regs.
6488 2016-03-11 Jeff Law <law@redhat.com>
6490 PR tree-optimization/70190
6491 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6492 Handle cases where we can not extract the taken edge, even though we
6493 found a constant value.
6495 PR tree-optimization/64058
6496 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
6497 (num_coalesce_pairs): Move up earlier in file.
6498 (find_coalesce_pair): Initialize the INDEX field for each pair
6500 (compare_pairs): No longer sort on the elements in each pair.
6501 Instead break ties with the index of the coalesce pair.
6503 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6506 * config/aarch64/aarch64-protos.h
6507 (aarch64_save_restore_target_globals): New prototype.
6508 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
6509 Call the above when popping pragma.
6510 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
6512 (aarch64_set_current_function): Rewrite using the above.
6514 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6516 PR tree-optimization/70177
6517 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
6518 (extract_ops_from_tree): ... this. In the 2 argument
6519 overload remove _1 suffix.
6520 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
6521 (extract_ops_from_tree): ... this.
6522 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
6524 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6525 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
6526 extract_ops_from_tree instead of 2 operand one.
6528 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
6530 PR tree-optimization/70013
6531 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
6532 for constant-pool entries.
6534 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6536 PR rtl-optimization/70174
6537 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
6538 followed by gen_lowpart on force_reg instead of just gen_lowpart.
6540 PR tree-optimization/70169
6541 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
6542 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
6545 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
6546 Jakub Jelinek <jakub@redhat.com>
6549 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
6550 of uninitialized values.
6552 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6554 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
6556 ("*trunctddd2"): New pattern definition.
6557 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
6560 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6562 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
6563 definitions for BFP and DFP rounding modes.
6564 ("fixuns_truncdddi2", "fixuns_trunctddi2")
6565 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
6566 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
6567 ("fix_trunctf<mode>2"): Use the new constants instead of magic
6570 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6572 * config/s390/constraints.md: Adjust comment.
6573 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
6574 s390_decompose_addrstyle_without_index.
6575 * config/s390/predicates.md (shift_count_or_setmem_operand):
6576 Rename to setmem_operand.
6577 * config/s390/s390-protos.h
6578 (s390_decompose_shift_count): Rename to
6579 s390_decompose_addrstyle_without_index.
6580 * config/s390/s390.c (s390_decompose_shift_count)
6581 (s390_mem_constraint, print_shift_count_operand)
6582 (print_operand_address, print_operand): Rename
6583 s390_decompose_shift_count to
6584 s390_decompose_addrstyle_without_index and rename
6585 print_shift_count_operand to print_addrstyle_operand troughout the
6587 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
6588 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
6589 Rename shift_count_or_setmem_operand to setmem_operand.
6590 * config/s390/vx-builtins.md ("vec_insert<mode>")
6591 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
6594 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6597 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6598 Handle overlapping retval and newval.
6600 2016-03-10 Nick Clifton <nickc@redhat.com>
6603 * config/aarch64/aarch64.c
6604 (aarch64_override_options_after_change_1): When forcing
6605 flag_omit_frame_pointer to be true, use a special value that can
6606 be detected if this function is called again, thus preventing
6607 flag_omit_leaf_frame_pointer from being forced to be false.
6609 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6611 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
6612 Set x_flag_omit_leaf_frame_pointer when handling
6613 -momit-leaf-frame-pointer.
6615 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6618 * cgraph.c (cgraph_node::dump): Dump split_part and
6619 indirect_call_target.
6620 * cgraph.h (cgraph_node): Add indirect_call_target flag.
6621 * ipa.c (has_addr_references_p): Cleanup.
6622 (is_indirect_call_target_p): New.
6623 (walk_polymorphic_call_targets): Do not mark virtuals that may be
6624 called indirectly as local.
6625 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
6627 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6630 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6631 on cxa_pure_virtual.
6633 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6636 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
6638 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6641 * tree.c (need_assembler_name_p): Only record main variant type names.
6643 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6646 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
6647 Always define to 0 or 1.
6648 (TARGET_FIX_ERR_A53_843419): New macro.
6649 * config/aarch64/aarch64-elf-raw.h
6650 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
6651 * config/aarch64/aarch64-linux.h: Likewise.
6652 * config/aarch64/aarch64.c
6653 (aarch64_override_options_after_change_1): Do not default
6654 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
6656 (aarch64_attributes): Handle fix-cortex-a53-843419.
6657 (aarch64_can_inline_p): Likewise.
6658 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
6660 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
6661 Jakub Jelinek <jakub@redhat.com>
6663 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6664 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6665 DECL_COMMONS if flag_unconstrained_commons is set.
6666 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6667 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6668 (funconstrained-commons): Document.
6670 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6672 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6673 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6675 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6677 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6678 has a proper number of elements.
6680 2016-03-10 Alan Modra <amodra@gmail.com>
6682 PR rtl-optimization/69195
6683 PR rtl-optimization/47992
6684 * ira.c (recorded_label_ref): Delete.
6685 (update_equiv_regs): Return void.
6686 (indirect_jump_optimize): New function.
6687 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6688 before regstat_compute_ri. Don't rebuild_jump_labels here.
6689 Delete update_regstat.
6691 2016-03-10 Richard Biener <rguenther@suse.de>
6693 PR tree-optimization/70128
6694 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6695 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6697 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6699 PR tree-optimization/70152
6700 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6701 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6704 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6705 instead of gen_sse2_loadlpd.
6706 * config/i386/sse.md (*vec_concatv2df): Rename to...
6707 (vec_concatv2df): ... this.
6709 PR tree-optimization/70127
6710 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6712 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6716 * diagnostic-show-locus.c (compatible_locations_p): New function.
6717 (layout::layout): Sanitize ranges using compatible_locations_p.
6719 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6723 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6724 location_range param with three const expanded_locations * and a
6726 (layout::layout): Replace call to
6727 rich_location::lazily_expand_location with get_expanded_location.
6728 Extract the range and perform location expansion here, passing
6729 the results to the layout_range ctor.
6730 * diagnostic.c (source_range::debug): Delete.
6731 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6732 of rich_location::get_expanded_location.
6733 * gcc-rich-location.c (get_range_for_expr): Delete.
6734 (gcc_rich_location::add_expr): Reimplement to avoid the
6735 rich_location::add_range overload that took a location_range,
6736 passing a location_t instead.
6738 2016-03-09 Richard Biener <rguenther@suse.de>
6739 Jakub Jelinek <jakub@redhat.com>
6741 PR tree-optimization/70138
6742 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6743 Also skip vect_double_reduction_def.
6745 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6748 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6749 if the operand is "m".
6751 2016-03-09 Nathan Sidwell <nathan@acm.org>
6753 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6755 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6757 * config/i386/i386.c (processor_target_table): Fix cost table
6758 intialization order for znver1.
6760 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6762 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6763 - becuase -> because.
6764 * ipa-reference.c (ignore_module_statics): Likewise.
6765 * cgraph.c (cgraph_node::get_body): Likewise.
6766 * ipa-inline.c (early_inliner): Likewise.
6767 * ipa-devirt.c (types_same_for_odr): Likewise.
6768 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6769 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6771 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6773 * tree-ssa-math-opts.c: Fix typo in comment.
6775 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6778 * config/i386/i386.c (scalar_chain::make_vector_copies,
6779 scalar_chain::convert_reg): Call end_sequence in between
6780 get_insns and emit_conversion_insns rather than after both
6783 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6786 * config/i386/i386.h (machine_function): Add
6787 pc_thunk_call_expanded flag.
6788 (ix86_pc_thunk_call_expanded): New define.
6789 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6790 (*set_got): Rename insn pattern from set_got.
6791 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6792 * config/i386/i386.c (ix86_compute_frame_layout): Use
6793 ix86_pc_thunk_call_expanded to prevent red-zone.
6795 2016-03-07 Martin Jambor <mjambor@suse.cz>
6797 * hsa.h (hsa_get_ctor_statements): Declare.
6798 (hsa_get_dtor_statements): Likewise.
6799 (hsa_get_kernel_dispatch_type): Likewise.
6800 * hsa.c (hsa_get_ctor_statements): New function.
6801 (hsa_get_dtor_statements): Likewise.
6802 (hsa_get_kernel_dispatch_type): Likewise.
6803 * hsa-brig.c (hsa_cdtor_statements): Removed.
6804 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6805 hsa_get_dtor_statements.
6806 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6807 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6809 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6811 * config/arm/arm-cores.def (cortex-r8): New.
6812 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6813 * config/arm/arm-tune.md: Likewise.
6814 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6816 2016-03-07 Martin Sebor <msebor@redhat.com>
6818 PR rtl-optimization/19705
6819 * doc/invoke.texi (Options That Control Optimization): Clarify
6820 -fno-branch-count-reg.
6822 2016-02-26 Richard Biener <rguenther@suse.de>
6823 Jeff Law <law@redhat.com>
6825 PR tree-optimization/69740
6826 * cfghooks.c (remove_edge): Request loop fixups if we delete
6827 an edge that might turn an irreducible loop into a natural
6829 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6830 Move after definition of loops_state_clear.
6832 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6834 PR rtl-optimization/69052
6835 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6838 2016-03-07 Tom de Vries <tom@codesourcery.com>
6840 PR tree-optimization/70116
6841 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6842 is_tm_ending stmts and ubsan/asan internal functions.
6843 (find_duplicate): Use it. Don't test is_tm_ending here.
6845 2016-03-07 Richard Biener <rguenther@suse.de>
6847 PR tree-optimization/70115
6848 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6849 (propagate_constants_for_unrolling): Use replace_uses_by.
6851 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6854 * omp-low.c (struct oacc_loop): Add ifns.
6855 (new_oacc_loop_raw): Initialize it.
6856 (finish_oacc_loop): Clear mask & flags if no ifns.
6857 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6858 (oacc_loop_xform_loop): Add ifns arg & adjust.
6859 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6861 2016-03-07 Richard Henderson <rth@redhat.com>
6864 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6865 (insert_value_copy_on_edge): Likewise.
6867 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6869 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6871 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6874 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6876 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6878 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6880 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6882 Fix sseimul type attribute.
6883 * config/i386/znver1.md
6884 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6885 znver1_sseimul_avx256_load) : Fix the type attribute.
6886 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6887 pipe usage and latency.
6889 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6892 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6893 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6896 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6899 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6901 PR rtl-optimization/69941
6902 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6903 the reg share its mode.
6905 2016-03-04 Jeff Law <law@redhat.com>
6907 PR tree-optimization/69196
6908 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6909 If the both SSA_NAMEs are anonymous, then consider them unassociated
6910 and include the PHI in the statement count.
6912 2016-03-05 Tom de Vries <tom@codesourcery.com>
6914 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6915 construct in oacc routine. Check for oacc region in oacc routine.
6917 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6920 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6921 2016-02-22 changes, instead don't recurse if RECUR is already true.
6922 Don't change *dynamic_check if RECUR. Adjust recursive caller
6923 to pass true to the new argument.
6924 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6927 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6928 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6930 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6932 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6934 PR rtl-optimization/57676
6935 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6938 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6940 * tree-vect-patterns.c (search_type_for_mask): Handle
6941 comparison of booleans.
6943 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6945 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6949 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6950 all other ops that have dw_val_class_die_ref operands,
6951 and DW_OP_GNU_entry_value.
6953 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6955 PR rtl-optimization/69904
6956 * config/arm/arm.c (arm_cannot_copy_insn_p):
6957 Return true for load-exclusive instructions.
6959 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6962 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6963 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6964 the pattern no matter if it is used just by non-pattern, pattern
6966 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6967 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6968 oprnd1 def_stmt is in pattern, don't look through it.
6970 2016-03-03 Marek Polacek <polacek@redhat.com>
6973 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6975 2016-03-03 Martin Liska <mliska@suse.cz>
6977 PR tree-optimization/70043
6978 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6979 previous statement if we see a debug statement.
6981 2016-03-03 Richard Biener <rguenther@suse.de>
6983 PR tree-optimization/55936
6984 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6985 parameter and guard unsafe equivalence use.
6986 (vrp_evaluate_conditional_warnv_with_ops): Always use
6987 safe equivalences but not via the quadratic compare_names
6990 2016-03-03 Michael Collison <michael.collison@linaro.org>
6993 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6994 for operand 1 to s_register_operand. Change predicate for operand
6995 2 to arm_not_immediate_operand.
6997 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6999 * doc/tm.texi: Regenerated.
7001 2016-03-02 Richard Henderson <rth@redhat.com>
7004 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
7005 simplification when all args are positive non-fixed registers.
7007 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7009 * target.def (lra_p): Specify that new ports should use LRA.
7011 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7014 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
7015 gimplify_type_sizes the type they refer to.
7016 (omp_notice_variable): Handle reference vars to VLAs.
7017 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
7018 reference to VLA decls in the second pass instead of first pass.
7020 2016-03-02 Tom de Vries <tom@codesourcery.com>
7022 PR tree-optimization/68659
7023 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
7024 new_expr == NULL_TREE.
7025 (get_new_name): Handle ADDR_EXPR.
7027 2016-03-02 Bin Cheng <bin.cheng@arm.com>
7029 PR rtl-optimization/69052
7030 * loop-invariant.c (canonicalize_address): New function.
7031 (inv_can_prop_to_addr_use): Check validity of address expression
7032 which is canonicalized by above function.
7034 2016-03-02 Alan Modra <amodra@gmail.com>
7037 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
7040 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7043 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
7044 (*movhi_internal): Put mask moves from and to memory separately
7045 from moves from/to GPRs.
7047 2016-03-02 Richard Biener <rguenther@suse.de>
7049 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
7050 GENERIC expressions in GIMPLE.
7052 2016-03-02 Richard Biener <rguenther@suse.de>
7054 * config/i386/i386.c (type_natural_mode): Fix typo.
7056 2016-03-02 Nick Clifton <nickc@redhat.com>
7058 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
7060 2016-03-02 Richard Biener <rguenther@suse.de>
7061 Uros Bizjak <ubizjak@gmail.com>
7064 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
7066 2016-03-02 Richard Biener <rguenther@suse.de>
7069 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
7071 2016-03-02 Marek Polacek <polacek@redhat.com>
7074 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
7075 "is promoted to" warning.
7077 2016-03-01 DJ Delorie <dj@redhat.com>
7079 * config.gcc: Deprecate mep-*.
7081 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
7084 * lra-constraints.c (regno_val_use_in): New.
7085 (match_reload): Use it instead of regno_use_in.
7087 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7089 PR rtl-optimization/70007
7090 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
7091 references present in REG_EQUAL notes attached to non-SET patterns.
7093 2016-03-01 Jeff Law <law@redhat.com>
7095 PR tree-optimization/69196
7096 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7097 Appropriately clamp the number of statements to copy when the
7098 thread path does not traverse a loop backedge.
7100 PR tree-optimization/69196
7101 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7102 Do count some PHIs in the thread path against the insn count. Decrease
7103 final statement count by one as the control statement in the last
7104 block will get removed. Remove special cased code for handling PHIs
7107 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
7110 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
7111 asm dialect alternatives to explicit GOTPCREL calls.
7113 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7116 * ira.c (do_reload): Issue warning for generic stack checking here...
7117 * reload1.c (reload): ...instead of here and streamline it.
7119 2016-03-01 Nick Clifton <nickc@redhat.com>
7121 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
7123 2016-03-01 Richard Biener <rguenther@suse.de>
7125 PR tree-optimization/69983
7126 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
7127 types and fall back to operand_equal_p.
7129 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7132 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7134 * config/s390/constraints.md ("jm8"): New constraint.
7135 * config/s390/predicates.md ("const_int_8bitset_operand"): New
7137 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
7139 ("*setmem_long<setmem_and>"): New pattern.
7140 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
7142 ("*setmem_long_31z<setmem_and>"): New pattern.
7143 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
7144 New substitution rules with the required attributes.
7147 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7150 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7152 * gensupport.c (process_substs_on_one_elem): Split loop to
7153 complete mark_operands_used_in_match_dup on all expressions in the
7155 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7156 and remove function.
7158 2016-03-01 Richard Biener <rguenther@suse.de>
7161 * fold-const.c (fold_indirect_ref_1): Fix range checking for
7162 vector BIT_FIELD_REF extract.
7164 2016-03-01 Richard Biener <rguenther@suse.de>
7166 PR tree-optimization/69994
7167 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
7169 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
7171 PR tree-optimization/69956
7172 * tree-vect-stmts.c (supportable_widening_operation): Support
7173 multi-step conversion of boolean vectors.
7174 (supportable_narrowing_operation): Likewise.
7176 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7178 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
7181 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7183 * config/s390/subst.md (DSI_VI): New mode iterator.
7184 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
7185 * config/s390/vector.md ("vec_set<mode>"): Move expander before
7186 the insn definition.
7187 ("*vec_set<mode>"): Change predicate and add alternative to
7188 support only either register or const_int operands as element
7190 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
7192 ("vec_extract<mode>"): New expander.
7193 ("*vec_extract<mode>"): New insn definition supporting reg and
7194 const_int element selectors.
7195 ("*vec_extract<mode>_plus"): New insn definition supporting
7196 reg+const_int element selectors.
7197 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
7198 following expander+insn definition.
7199 ("<vec_shifts_name><mode>3"): New expander.
7200 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
7202 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7204 * config/s390/s390.md ("*tabort_1"): Change predicate to
7205 nonmemory_operand. Add a second alternative to cover
7206 register as well as const int operands.
7207 ("*tabort_1_plus"): New pattern definition.
7209 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7211 * config/s390/s390.md ("*ashrdi3_cc_31")
7212 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
7213 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
7214 Merge insn definitions into ...
7215 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7216 New pattern definition.
7217 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
7218 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
7219 ("*ashr<mode>3_and"): Merge insn definitions into ...
7220 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7221 New pattern definition.
7222 * config/s390/subst.md ("addr_style_op_cc_subst")
7223 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
7224 substitutions patterns plus attributes.
7225 Add ashiftrt to SUBST iterator.
7227 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7229 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
7230 op2 to nonmemory_operand.
7231 ("*<shift>di3_31", "*<shift>di3_31_and"):
7232 Merge into single pattern definition ...
7233 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
7234 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
7235 pattern definition ...
7236 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
7237 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
7240 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7242 * config/s390/predicates.md (const_int_6bitset_operand): New
7244 * config/s390/s390.md: Include subst.md.
7245 ("rotl<mode>3"): New expander.
7246 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
7248 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
7249 * config/s390/subst.md: New file.
7251 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7253 * config/s390/s390.md ("op_type", "atype", "length" attributes):
7254 Remove RRR type. It doesn't really exist.
7255 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
7257 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
7258 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
7259 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
7260 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
7261 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
7262 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
7263 `enabled' attribute.
7265 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7267 * gensupport.c (process_substs_on_one_elem): Split loop to
7268 complete mark_operands_used_in_match_dup on all expressions in the
7270 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7271 and remove function.
7273 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7276 * config/sparc/sparc.c (NWORDS_UP): Rename to...
7277 (CEIL_NWORDS): ...this. Use CEIL macro.
7278 (compute_fp_layout): Adjust to above renaming.
7279 (function_arg_union_value): Likewise.
7280 (sparc_arg_partial_bytes): Likewise.
7281 (sparc_function_arg_advance): Likewise.
7283 2016-02-29 Jeff Law <law@redhat.com>
7285 PR tree-optimization/70005
7286 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
7287 where an object with a boolean range is compared against a value
7290 PR tree-optimization/69999
7291 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
7292 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
7295 2016-02-29 Richard Biener <rguenther@suse.de>
7297 PR tree-optimization/69994
7298 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
7299 (get_unary_op): Look through nop conversions.
7300 (ops_equal_values_p): New function, look for equality diregarding
7302 (eliminate_plus_minus_pair): Use ops_equal_values_p
7303 (repropagate_negates): Do not use get_unary_op here.
7305 2016-02-29 Martin Liska <mliska@suse.cz>
7307 * system.h: Poison ENABLE_CHECKING macro.
7309 2016-02-29 Martin Liska <mliska@suse.cz>
7311 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
7312 is presented in dump flags.
7313 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7314 (hsa_regalloc): Likewise.
7316 2016-02-19 Richard Biener <rguenther@suse.de>
7318 PR tree-optimization/69980
7319 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
7320 permutation of those we need to keep.
7322 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7325 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
7326 (NWORDS_UP): ...this
7327 (init_cumulative_args): Minor tweaks.
7328 (sparc_promote_function_mode): Likewise.
7329 (scan_record_type): Delete.
7330 (traverse_record_type): New function template.
7331 (classify_data_t): New structure type.
7332 (classify_registers): New inline function.
7333 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
7334 exhausted. Instantiate traverse_record_type on classify_registers and
7335 deal with the case of a structure passed in slot #15 with no FP field
7337 (assign_data_t): New structure type.
7338 (compute_int_layout): New static function.
7339 (compute_fp_layout): Likewise.
7340 (count_registers): New inline function.
7341 (assign_int_registers): New static function.
7342 (assign_fp_registers): Likewise.
7343 (assign_registers): New inline function.
7344 (function_arg_record_value_1): Delete.
7345 (function_arg_record_value_2): Likewise.
7346 (function_arg_record_value_3): Likewise.
7347 (function_arg_record_value): Adjust to above changes. Instantiate
7348 traverse_record_type on count_registers to first count the number of
7349 registers to be used and then on assign_registers to assign them.
7350 (function_arg_union_value): Adjust to above renaming.
7351 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
7352 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
7353 case of a structure passed in slot #15
7354 (sparc_function_arg_advance): Likewise.
7355 (function_arg_padding): Minor tweak.
7357 2016-02-29 Richard Biener <rguenther@suse.de>
7359 PR tree-optimization/69720
7360 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
7361 the adjustment_def path for possibly vectorized defs.
7362 (vect_create_epilog_for_reduction): Handle vectorized initial
7365 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
7367 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
7369 2016-02-27 Jeff Law <law@redhat.com>
7372 2016-02-26 Richard Biener <rguenther@suse.de>
7373 Jeff Law <law@redhat.com>
7375 PR tree-optimization/69740
7376 * cfghooks.c (remove_edge): Request loop fixups if we delete
7377 an edge that might turn an irreducible loop into a natural
7380 2016-02-27 Jakub Jelinek <jakub@redhat.com>
7382 PR rtl-optimization/69896
7383 * tree-vect-generic.c (get_compute_type): Avoid single element
7386 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
7388 Rename the AArch64 tuning option and related functions to enable the
7389 Newton series for the reciprocal square root to reflect its
7390 approximative characteristic.
7392 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
7393 function to "aarch64_emit_approx_rsqrt".
7394 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
7395 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
7396 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
7397 (xgene1_tunings): Likewise.
7398 (use_rsqrt_p): Likewise.
7399 (aarch64_emit_swrsqrt): Use new function name.
7400 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
7401 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
7402 text explaining this option.
7403 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
7405 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7408 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
7409 complain about -mallow-movmisalign without -mvsx if
7410 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
7412 2016-02-26 Joel Sherrill <joel@rtems.org>
7414 * config.gcc: Add x86_64-*-rtems*.
7415 * gcc/config/i386/rtems-64.h: New file.
7417 2016-02-26 Joel Sherrill <joel@rtems.org>
7419 * config.gcc: Add aarch64-*-rtems*.
7420 * gcc/config/aarch64/rtems.h: New file.
7422 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
7425 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
7426 shift amount using %h. Add comment.
7428 2016-02-26 Richard Biener <rguenther@suse.de>
7429 Jeff Law <law@redhat.com>
7431 PR tree-optimization/69740
7432 * cfghooks.c (remove_edge): Request loop fixups if we delete
7433 an edge that might turn an irreducible loop into a natural
7436 2016-02-26 Martin Jambor <mjambor@suse.cz>
7439 * tree-sra.c (sra_modify_assign): Do not remove loads of
7440 uninitialized aggregates to SSA_NAMEs.
7442 2016-02-26 Richard Henderson <rth@redhat.com>
7445 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
7446 pseudo in case the target rtx matches the source of the left
7449 2016-02-26 Martin Jambor <mjambor@suse.cz>
7452 * hsa.h (hsa_type_packed_p): Declare.
7453 * hsa.c (hsa_type_packed_p): New function.
7454 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
7456 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
7457 * hsa-brig.c (emit_basic_insn): Likewise.
7459 2016-02-26 Martin Jambor <mjambor@suse.cz>
7462 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
7464 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
7466 2016-02-26 Martin Jambor <mjambor@suse.cz>
7468 * hsa.h (is_a_helper): New overload for hsa_op_immed for
7469 hsa_op_with_type operands.
7470 (hsa_unsigned_type_for_type): Declare.
7471 * hsa.c (hsa_unsigned_type_for_type): New function.
7472 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
7473 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
7474 the finalizer. Do not emit extra move.
7476 2016-02-26 Martin Jambor <mjambor@suse.cz>
7478 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
7479 atomic operations in private segment.
7481 2016-02-26 Martin Jambor <mjambor@suse.cz>
7483 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
7484 statements to wi->info. Also disallow omp simd constructs.
7485 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
7486 for not gridifying. Dump special string for omp_for.
7488 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7491 * config/aarch64/aarch64.c (aarch64_set_current_function):
7492 Save/restore target globals when switching to
7493 target_option_default_node.
7495 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7498 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
7499 Return 0 if !SHIFT_COUNT_TRUNCATED.
7501 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7502 Eric Botcazou <ebotcazou@adacore.com>
7504 PR rtl-optimization/69891
7505 * dse.c (scan_insn): If we can't figure out memset arguments
7506 or they are non-constant, call clear_rhs_from_active_local_stores.
7508 2016-02-26 Martin Liska <mliska@suse.cz>
7510 * doc/extend.texi: Mention clog10, clog10f an clog10l
7511 in Builtins section.
7513 2016-02-26 Martin Liska <mliska@suse.cz>
7515 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
7517 (resolve_args_picking_1): Likewise.
7518 * dwarf2out.h (struct GTY): Likewise.
7520 2016-02-26 Martin Liska <mliska@suse.cz>
7522 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
7524 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7526 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
7527 Martin Liska <mliska@suse.cz>
7529 * doc/install.texi: Mention --enable-valgrind-annotations.
7531 2016-02-26 Richard Biener <rguenther@suse.de>
7533 PR tree-optimization/69551
7534 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
7535 looking through aliases adjust DECL_PT_UID to refer to the
7536 ultimate alias target.
7538 2016-02-25 Martin Liska <mliska@suse.cz>
7541 * alloc-pool.c (after_memory_report): New variable.
7542 * alloc-pool.h (base_pool_allocator ::release): Do not use
7543 the infrastructure if after_memory_report.
7544 * toplev.c (toplev::main): Mark after memory report.
7546 2016-02-25 Richard Biener <rguenther@suse.de>
7548 PR tree-optimization/48795
7549 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
7551 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
7554 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
7555 offloading is enabled and -fopenacc or -fopenmp is specified.
7556 (CRTOFFLOADEND): Likewise.
7557 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
7558 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
7559 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
7560 (offload_objects_file_name): New static var.
7561 (tool_cleanup): Remove offload_objects_file_name file.
7562 (find_offloadbeginend): Replace with ...
7563 (find_crtoffloadtable): ... this.
7564 (run_gcc): Remove offload_argc and offload_argv.
7565 Get offload_objects_file_name from -foffload-objects=... option.
7566 Read names of object files with offload from this file, pass them to
7567 compile_images_for_offload_targets. Don't call find_offloadbeginend and
7568 don't pass offloadbegin and offloadend to the linker. Don't pass
7569 offload non-LTO files to the linker, because now they're not claimed.
7571 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
7574 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7575 on builtin_unreachable.
7577 2016-02-25 Jakub Jelinek <jakub@redhat.com>
7579 PR rtl-optimization/69896
7580 * regcprop.c: Include cfgrtl.h.
7581 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
7582 than remembered mode, either delete it (if noop_move_p), or
7583 treat like copy_p but not noop_p instruction.
7585 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7588 * dwarf2out.c (gen_variable_die): Work around buggy LTO
7589 - allow NULL decl for Fortran DW_TAG_common_block variables.
7591 2016-02-24 Jason Merrill <jason@redhat.com>
7593 * common.opt (flifetime-dse): Add -flifetime-dse=1.
7595 2016-02-24 Richard Biener <rguenther@suse.de>
7596 Jakub Jelinek <jakub@redhat.com>
7599 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
7600 conditionally executed ops to well-defined overflow behavior.
7602 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7605 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
7608 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7610 PR rtl-optimization/69886
7611 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
7612 argument. Use it when checking validity of set instructions.
7613 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
7614 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
7616 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
7617 * store-motion.c (find_moveable_store): Update
7618 can_assign_to_reg_without_clobbers_p callsite.
7620 2016-02-24 Richard Biener <rguenther@suse.de>
7623 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
7625 (record_nonwrapping_iv): Do not fall back to the low/high bound
7626 for non-constant IV bases if the stmt is not always executed.
7628 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7630 * config/arm/arm-cores.def (cortex-a32): New entry.
7631 * config/arm/arm-tables.opt: Regenerate.
7632 * config/arm/arm-tune.md: Regenerate.
7633 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
7634 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
7635 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
7636 for -mcpu and -mtune.
7638 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7641 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
7642 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
7643 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
7644 (atomic_loaddi_1): Delete.
7645 (atomic_loaddi): Rewrite expander using the above changes.
7647 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7650 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
7653 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7654 Richard Biener <rguenth@suse.de>
7657 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
7658 set_mem_attributes if tem is SSA_NAME which got expanded
7661 2016-02-24 Richard Biener <rguenther@suse.de>
7663 PR tree-optimization/69907
7664 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7665 end of permutations for BB vectorization.
7667 2016-02-24 Christian Bruel <christian.bruel@st.com>
7669 * config/arm/arm-c.c (arm_option_override): Initialize
7670 target_option_current_node.
7671 * config/arm/arm.c (arm_pragma_target_parse): Replace
7672 build_target_option_node call by target_option_current_node.
7673 Set target_option_current_node.
7676 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7679 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7680 define_insn_and_split to define_insn.
7681 (zero_extendqi<mode>2_dot2): Same.
7682 (extendqi<mode>2_dot): Same.
7683 (extendqi<mode>2_dot2): Same.
7685 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7687 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7688 and add bypass for AES{D,E} and AESMC pairs.
7689 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7692 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7694 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7695 series for reciprocal square root in Exynos M1.
7697 2016-02-23 Martin Sebor <msebor@redhat.com>
7700 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7701 __builtin_alloca_with_align.
7703 2016-02-23 Richard Henderson <rth@redhat.com>
7705 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7706 (ix86_register_pragmas): Remove __seg_tls.
7707 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7708 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7709 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7710 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7711 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7712 * doc/extend.texi (__seg_tls): Remove item.
7714 2016-02-23 Richard Biener <rguenther@suse.de>
7716 * alloc-pool.h (struct allocation_object): Make id member
7717 conditional on CHECKING_P again.
7718 (get_instance): Adjust.
7719 (base_pool_allocator): Likewise.
7721 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7723 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7724 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7726 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7728 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7730 2016-02-23 Richard Biener <rguenther@suse.de>
7732 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7733 * bitmap.h (struct bitmap_usage): Likewise.
7734 (bitmap_move): Declare.
7735 * bitmap.c (register_overhead): Take size_t argument.
7736 (bitmap_move): New function.
7737 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7738 to properly account overhead.
7739 * tree.c (free_node): Use tree_size.
7741 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7744 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7745 when inverting comparison.
7748 * common.opt (Wunreachable-code): Add Warning flag.
7750 2016-02-23 Mark Wielaard <mjw@redhat.com>
7751 Jakub Jelinek <jakub@redhat.com>
7754 * cgraphunit.c (check_global_declaration): Check main_input_filename
7755 and DECL_SOURCE_FILE are not NULL.
7757 2016-02-23 Martin Jambor <mjambor@suse.cz>
7759 PR tree-optimization/69666
7760 * tree-sra.c (sra_modify_assign): Do not attempt to create
7761 default_def replacements for unscalarizable regions.
7763 2016-02-20 Mark Wielaard <mjw@redhat.com>
7766 * cgraphunit.c (check_global_declaration): Check level of
7767 warn_unused_const_variable and main_input_filename.
7768 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7769 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7770 (-Wunused-const-variable): Explain levels 1 and 2.
7772 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7775 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7776 identical arguments. Formatting and spelling fixes.
7779 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7784 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7785 and m68k-devices.def.
7786 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7787 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7789 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7791 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7792 and HImode registers.
7794 2016-02-22 Richard Biener <rguenther@suse.de>
7796 PR tree-optimization/69882
7797 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7798 preserve permutations present because of gaps.
7799 (vect_supported_load_permutation_p): Always continue checking
7800 permutations after vect_attempt_slp_rearrange_stmts.
7802 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7804 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7805 min_profitable_estimate, rather than min_profitable_iters.
7807 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7810 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7811 SImode for last match_operand.
7813 2016-02-22 Martin Liska <mliska@suse.cz>
7815 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7816 return bitsize - 1 as the return value.
7818 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7822 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7823 Handle negative shift counts.
7824 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7825 force_reg on the shift constant.
7826 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7827 (lshrsi3_d): Handle negative shift counts.
7829 2016-02-22 Richard Biener <rguenther@suse.de>
7830 Tom de Vries <tom@codesourcery.com>
7832 * graph.c: Include dumpfile.h.
7833 (print_graph_cfg): Split into three overloads.
7834 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7836 2016-02-22 Tom de Vries <tom@codesourcery.com>
7838 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7841 2016-02-22 Richard Biener <rguenther@suse.de>
7844 * ipa-inline-transform.c (inline_call): When not updating
7845 overall summaries adjust self size by the growth estimate.
7846 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7847 hash-set, do not update overall summaries here. Renamed from ...
7848 (inline_to_all_callers): ... this which is now wrapping the
7849 above and performing delayed overall summary update.
7850 (early_inline_small_functions): Delay updating of the overall
7853 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7855 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7858 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7861 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7862 :%* in %:gt() argument.
7863 (greater_than_spec_func): Adjust for expecting only numbers,
7864 if there are more than two numbers, compare the last two.
7866 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7868 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7869 -Wnarrowing with -std.
7871 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7874 * expr.c (store_field): Don't use bit-field path if exp is
7875 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7876 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7877 and the assignment can be performed by bitwise copy. Formatting
7881 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7882 call copy_reg_eh_region_note_forward on before and/or after sequences
7883 and remove note from insn if it no longer can throw.
7886 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7889 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7891 * config/s390/vector.md: Add missing commutative operand markers
7892 to the patterns which qualify for one.
7893 * config/s390/vx-builtins.md: Likewise.
7895 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7897 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7898 types to mode iterators.
7899 (vec_double): ... and mode attribute.
7900 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7902 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7904 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7905 Change the predicate of op2 from nonimmediate to general and let
7906 reload fix it if necessary.
7908 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7910 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7912 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7914 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7917 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7919 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7920 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7921 * config/s390/s390.md ("movstr<P:mode>"): Call
7922 s390_expand_vec_movstr.
7924 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7926 * config/s390/s390.md: Add missing output modifier for operand 1
7927 to print it as address properly.
7929 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7931 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7932 * config/s390/2964.md: New file.
7933 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7934 of insn grouping attributes depending on the CPU level.
7935 (s390_get_unit_mask): New function.
7936 (s390_sched_score): Remove the OOO from the scheduling macros.
7937 Add loop to calculate a score for the instruction mix.
7938 (s390_sched_reorder): Likewise plus improve debug output.
7939 (s390_sched_variable_issue): Rename macros as above. Calculate
7940 the unit distances after actually scheduling an insn. Improve
7942 (s390_sched_init): Clear last_scheduled_unit_distance array.
7943 * config/s390/s390.md: Include 2964.md.
7945 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7948 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7949 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7950 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7951 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7952 *avx512f_<code>v8div16qi2_mask_1): New insns.
7954 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7957 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7960 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7961 earlyclobber from target. Use wF constraint for fused memory
7963 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7965 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7966 Martin Liska <mliska@suse.cz>
7969 * cfgexpand.c (asan_sanitize_stack_p): New function.
7970 (partition_stack_vars): Use the function.
7971 (expand_stack_vars): Likewise.
7972 (defer_stack_allocation): Likewise.
7973 (expand_used_vars): Likewise.
7975 2016-02-18 Richard Biener <rguenther@suse.de>
7978 * fold-const.c (operand_equal_p): Properly compare offsets for
7979 IMAGPART_EXPR and ARRAY_REF.
7981 2016-02-18 Nick Clifton <nickc@redhat.com>
7985 * config/arm/arm.c (arm_option_override_internal): Disable
7986 interworking if the target does not support thumb instructions.
7987 (arm_reload_in_hi): Handle the case where a register to register
7988 move needs reloading because there is no simple pattern to handle
7990 (arm_reload_out_hi): Likewise.
7992 2016-02-18 Richard Biener <rguenther@suse.de>
7995 * match.pd: Don't use fold_binary or fold_unary for folding
7998 2016-02-17 Jakub Jelinek <jakub@redhat.com>
8001 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
8002 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
8003 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
8004 warn on gimple_no_warning_p statements.
8006 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
8008 * doc/extend.texi (C++ Attributes): Correct description of
8009 warn_unused type attribute.
8011 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8013 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
8014 correct instruction.
8016 2016-02-17 Richard Biener <rguenther@suse.de>
8018 PR rtl-optimization/69609
8019 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
8020 (find_traces_1_round): When ending a trace update cached priority
8022 (bb_to_key): Use cached priority when available.
8023 (copy_bb): Initialize cached priority.
8024 (reorder_basic_blocks_software_trace_cache): Likewise.
8026 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8029 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
8031 (aarch64_comparison_operator): Break overly long line into two.
8032 (aarch64_comparison_operation): Likewise.
8033 * config/aarch64/aarch64.md (cstorecc4): Use
8034 aarch64_comparison_operator_mode instead of
8035 aarch64_comparison_operator.
8036 (cstore<mode>4): Likewise.
8037 (aarch64_cstore<mode>): Likewise.
8038 (*cstoresi_insn_uxtw): Likewise.
8039 (cstore<mode>_neg): Likewise.
8040 (*cstoresi_neg_uxtw): Likewise.
8042 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8045 * config/arm/predicates.md (arm_comparison_operator_mode):
8047 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
8048 instead of arm_comparison_operator.
8049 (*mov_negscc): Likewise.
8050 (*mov_notscc): Likewise.
8051 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
8052 (*thumb2_mov_negscc): Likewise.
8053 (*thumb2_mov_negscc_strict_it): Likewise.
8054 (*thumb2_mov_notscc): Likewise.
8055 (*thumb2_mov_notscc_strict_it): Likewise.
8057 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
8059 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
8062 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
8064 * config/visium/visium.c (machine_libfunc_index): New enum.
8065 (machine_libfuncs): New structure.
8066 (visium_libfuncs): New static variable.
8067 (TARGET_INIT_LIBFUNCS): Define to...
8068 (visium_init_libfuncs): ...this. New function.
8069 (expand_block_move_4): Use the appropriate libfunc.
8070 (expand_block_move_2): Likewise.
8071 (expand_block_move_1): Likewise.
8072 (expand_block_set_4): Likewise.
8073 (expand_block_set_2): Likewise.
8074 (expand_block_set_1): Likewise.
8075 (visium_trampoline_init): Likewise.
8077 2016-02-17 Nick Clifton <nickc@redhat.com>
8079 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
8080 TI's devices.csv file as of March 2016.
8082 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
8085 * opts-global.c (handle_common_deferred_options): Introduce and
8086 initialize two global variables to remember command-line options
8087 specifying a stack-limiting register.
8088 * opts.h: Add extern declarations of the two new global variables.
8089 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
8090 variable based on the values of the two new global variables.
8092 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8095 * common.opt (Wnonnull-compare): New warning.
8096 * doc/invoke.texi (-Wnonnull): Remove text about comparison
8097 of arguments against NULL.
8098 (-Wnonnull-compare): Document.
8099 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
8100 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
8101 * passes.def (pass_warn_nonnull_compare): Add.
8102 * gimple-ssa-nonnull-compare.c: New file.
8104 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8106 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
8107 AARCH64_EXTRA_TUNE_RECIP_SQRT.
8109 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8111 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
8112 reciprocal sqrt for -mlow-precision-recip-sqrt.
8114 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8115 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8117 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
8118 always use lane loads to construct non-constant vectors.
8120 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8122 * config/aarch64/aarch64.md
8123 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
8124 constraints for operand 3.
8125 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
8127 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8128 Richard Biener <rguenther@suse.de>
8130 PR tree-optimization/69820
8131 * tree-vect-patterns.c (type_conversion_p): Return false if
8132 *orig_type is unsigned single precision or boolean.
8133 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
8136 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8138 PR rtl-optimization/69764
8139 PR rtl-optimization/69771
8140 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
8141 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
8143 2016-02-16 Richard Biener <rguenther@suse.de>
8145 PR tree-optimization/69776
8146 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
8148 (indirect_refs_may_alias_p): Likewise.
8149 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
8150 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
8151 according to tbaa_p.
8152 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
8153 (optimize_stmt): For redundant store discovery do not allow tbaa.
8155 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
8157 PR tree-optimization/69714
8158 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
8159 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
8161 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
8163 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
8164 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
8165 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
8166 * config/arc/arc.c (arc_init): Check FPU options.
8167 (get_arc_condition_code): Handle new CC_FPU* modes.
8168 (arc_select_cc_mode): Likewise.
8169 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
8170 register pair only. Allow access for ARCv2 accumulator.
8171 (gen_compare_reg): Whenever we have FPU support use FPU compare
8173 (arc_reorg): Don't generate brcc insns when FPU compare
8174 instructions are involved.
8175 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
8176 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
8177 floating point emulation.
8178 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
8179 (REVERSE_CONDITION): Add new CC_FPU* modes.
8180 (TARGET_FP_SP_BASE): Define.
8181 (TARGET_FP_DP_BASE): Likewise.
8182 (TARGET_FP_SP_FUSED): Likewise.
8183 (TARGET_FP_DP_FUSED): Likewise.
8184 (TARGET_FP_SP_CONV): Likewise.
8185 (TARGET_FP_DP_CONV): Likewise.
8186 (TARGET_FP_SP_SQRT): Likewise.
8187 (TARGET_FP_DP_SQRT): Likewise.
8188 (TARGET_FP_DP_AX): Likewise.
8189 * config/arc/arc.md (ARCV2_ACC): New constant.
8190 (type): New fpu type attribute.
8191 (SDF): Conditional iterator.
8192 (cstore<mode>, cbranch<mode>): Change expand condition.
8193 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
8194 handles FPU/FPX cases as well.
8195 * config/arc/arc.opt (mfpu): New option.
8196 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
8198 (adddf3, muldf3, subdf3): Removed.
8199 * config/arc/predicates.md (proper_comparison_operator): Recognize
8201 * config/arc/fpu.md: New file.
8202 * doc/invoke.texi (ARC Options): Document mfpu option.
8204 2016-02-16 Richard Biener <rguenther@suse.de>
8206 PR rtl-optimization/69291
8207 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
8208 noce_operand_ok check.
8210 2016-02-16 Tom de Vries <tom@codesourcery.com>
8213 * omp-low.c (simd_clone_create): Remove call to
8214 symtab->call_cgraph_insertion_hooks.
8216 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8218 PR tree-optimization/69802
8219 * tree-ssa-reassoc.c (update_range_test): If op is
8220 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
8221 op == 1 test of precision 1 integral op, otherwise handle
8222 that case as op itself. Fix up formatting.
8223 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
8226 2016-02-16 Richard Biener <rguenther@suse.de>
8228 PR tree-optimization/69586
8229 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
8230 types for conversion sources.
8232 2016-02-16 Richard Biener <rguenther@suse.de>
8235 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
8236 mask OEP_ADDRESS_OF.
8238 2016-02-16 Alan Modra <amodra@gmail.com>
8241 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
8242 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
8243 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
8245 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
8246 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
8247 (p8_fmrgow_<mode>): Likewise.
8248 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
8250 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
8251 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
8252 to use movdi_internal64. Remove op0_di.
8253 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
8255 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
8257 Add support for the FCCMP insn types
8259 * config/aarch64/aarch64.md (fccmp): Change insn type.
8261 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
8262 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
8263 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
8264 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
8265 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
8266 * config/arm/types.md (fccmps): Add new insn type.
8269 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
8271 * alias.c (get_alias_set): Fix a typo in comment.
8273 2016-02-15 Richard Biener <rguenther@suse.de>
8275 PR tree-optimization/69595
8276 * match.pd: Complete range test simplification to true.
8278 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
8280 PR rtl-optimization/69648
8281 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
8282 pic_offset_table_rtx.
8284 PR rtl-optimization/69752
8285 * ira.c (update_equiv_regs): When looking for more than a single SET,
8286 also take other side effects into account.
8288 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8290 * config/s390/s390.c (s390_function_profiler): Add a new sequence
8291 for z900+ CPUs in 31-bit mode.
8293 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8295 * common/config/s390/s390-common.c (s390_supports_split_stack):
8297 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
8298 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
8299 * config/s390/s390.c (struct machine_function): New field
8300 split_stack_varargs_pointer.
8301 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
8302 in s390_emit_prologue.
8303 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
8305 (morestack_ref): New global.
8306 (SPLIT_STACK_AVAILABLE): New macro.
8307 (s390_expand_split_stack_prologue): New function.
8308 (s390_live_on_entry): New function.
8309 (s390_va_start): Use split-stack vararg pointer if appropriate.
8310 (s390_asm_file_end): Emit the split-stack note sections.
8311 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
8312 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
8313 (UNSPECV_SPLIT_STACK_CALL): New unspec.
8314 (UNSPECV_SPLIT_STACK_DATA): New unspec.
8315 (split_stack_prologue): New expand.
8316 (split_stack_space_check): New expand.
8317 (split_stack_data): New insn.
8318 (split_stack_call): New expand.
8319 (split_stack_call_*): New insn.
8320 (split_stack_cond_call): New expand.
8321 (split_stack_cond_call_*): New insn.
8323 2016-02-15 Richard Biener <rguenther@suse.de>
8325 PR tree-optimization/69783
8326 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8327 Add trivially correct cases.
8329 2016-02-15 Tom de Vries <tom@codesourcery.com>
8332 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
8334 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
8336 2016-02-15 Richard Biener <rguenther@suse.de>
8338 PR tree-optimization/69776
8339 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8340 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
8341 indicate whether we can use TBAA to disambiguate against stores.
8342 Use alias-set zero if not.
8343 (visit_reference_op_store): Do not use TBAA when looking up
8345 * tree-ssa-pre.c (compute_avail): Use TBAA here.
8346 (eliminate_dom_walker::before_dom_children): But not when looking
8347 up redundant stores.
8349 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
8351 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
8353 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8355 * config/i386/znver1.md
8356 (znver1_pop, znver1_pop_mem,
8357 znver1_load_imov_double_store,
8358 znver1_load_imov_direct_store,
8359 znver1_load_imov_direct_load,
8360 znver1_load_imov_double_load): Add new.
8361 (znver1_insn, znver1_insn_load): Add icmov type.
8363 znver1_sseavx_fma_load,
8365 znver1_avx256_fma_load): Fix pipe usage.
8367 2016-02-14 Alan Modra <amodra@gmail.com>
8370 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
8371 with an invalid hard reg, reload just the reg not the entire
8372 pre/post-inc/dec address expression.
8374 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
8377 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
8378 fixed R1_REG scratch reg.
8379 (sibcall_value_pcrel_fdpic): Likewise.
8381 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
8385 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
8387 2016-02-12 Walter Lee <walt@tilera.com>
8389 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
8390 * config/tilegx/t-tilegx: Likewise.
8392 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8395 * diagnostic-show-locus.c (struct line_span): New struct.
8396 (layout::get_first_line): Delete.
8397 (layout::get_last_line): Delete.
8398 (layout::get_num_line_spans): New member function.
8399 (layout::get_line_span): Likewise.
8400 (layout::print_heading_for_line_span_index_p): Likewise.
8401 (layout::get_expanded_location): Likewise.
8402 (layout::calculate_line_spans): Likewise.
8403 (layout::m_first_line): Delete.
8404 (layout::m_last_line): Delete.
8405 (layout::m_line_spans): New field.
8406 (layout::layout): Update comment. Replace m_first_line and
8407 m_last_line with m_line_spans, replacing their initialization
8408 with a call to calculate_line_spans.
8409 (diagnostic_show_locus): When printing source lines and
8410 annotations, rather than looping over a single span
8411 of lines, instead loop over each line_span within
8412 the layout, with an inner loop over the lines within them.
8413 Call the context's start_span callback when changing line spans.
8414 * diagnostic.c (diagnostic_initialize): Initialize start_span.
8415 (diagnostic_build_prefix): Break out the building of the location
8416 part of the string into...
8417 (diagnostic_get_location_text): ...this new function, rewriting
8418 it from nested ternary expressions to a sequence of "if"
8420 (default_diagnostic_start_span_fn): New function.
8421 * diagnostic.h (diagnostic_start_span_fn): New typedef.
8422 (diagnostic_context::start_span): New field.
8423 (default_diagnostic_start_span_fn): New prototype.
8425 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8428 * gcc.c (driver::finalize): Fix cleanup of "specs".
8430 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8434 * gcc.c (driver::driver): Initialize m_option_suggestions.
8435 (driver::~driver): Clean up m_option_suggestions.
8436 (suggest_option): Convert to...
8437 (driver::suggest_option): ...this, and split out into
8438 driver::build_option_suggestions and find_closest_string.
8439 (driver::build_option_suggestions): New function, from
8440 first half of suggest_option. Special-case
8441 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
8442 the sanitizer_opts array. For options of enum types, add the
8443 various enum values to the candidate strings.
8444 (driver::handle_unrecognized_options): Remove "const".
8445 * gcc.h (driver::handle_unrecognized_options): Likewise.
8446 (driver::build_option_suggestions): New decl.
8447 (driver::suggest_option): New decl.
8448 (driver::m_option_suggestions): New field.
8449 * opts-common.c (add_misspelling_candidates): New function.
8450 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
8451 and make non-static.
8452 * opts.h (sanitizer_opts): New array decl.
8453 (add_misspelling_candidates): New function decl.
8454 * spellcheck.c (find_closest_string): New function.
8455 * spellcheck.h (find_closest_string): New function decl.
8457 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8459 PR rtl-optimization/69764
8460 PR rtl-optimization/69771
8461 * optabs.c (expand_binop_directly): For shift_optab_p, force
8462 convert_modes with VOIDmode if xop1 has VOIDmode.
8464 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
8467 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
8468 to correctly determine instrumentation thunks.
8470 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8473 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
8474 type by reference, force lhs on the call.
8477 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
8478 Compute retval and retbnd early in all cases if split_part_return_p
8479 and return_bb is not EXIT. Remove all clobber stmts and reset
8480 all debug stmts that refer to SSA_NAMEs defined in split part,
8481 except if it is retval, in that case replace the old retval with the
8482 lhs of the call to the split part.
8484 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8487 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8490 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8491 whose result is used in PHI.
8492 (maybe_optimize_range_tests): Likewise.
8493 (final_range_test_p): Likweise.
8495 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8498 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8499 whose result is used in PHI.
8500 (maybe_optimize_range_tests): Likewise.
8501 (final_range_test_p): Likweise.
8503 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8505 * cgraph.c: Spelling fixes - behaviour -> behavior and
8506 neighbour -> neighbor.
8507 * target.def: Likewise.
8508 * sel-sched.c: Likewise.
8509 * config/mips/mips.c: Likewise.
8510 * config/arc/arc.md: Likewise.
8511 * config/arm/cortex-a57.md: Likewise.
8512 * config/arm/arm.c: Likewise.
8513 * config/arm/neon.md: Likewise.
8514 * config/arm/arm-c.c: Likewise.
8515 * config/vms/vms-c.c: Likewise.
8516 * config/s390/s390.c: Likewise.
8517 * config/i386/znver1.md: Likewise.
8518 * config/i386/i386.c: Likewise.
8519 * config/ia64/hpux-unix2003.h: Likewise.
8520 * config/msp430/msp430.md: Likewise.
8521 * config/rx/rx.c: Likewise.
8522 * config/rx/rx.md: Likewise.
8523 * config/aarch64/aarch64-simd.md: Likewise.
8524 * config/aarch64/aarch64.c: Likewise.
8525 * config/nvptx/nvptx.c: Likewise.
8526 * config/bfin/bfin.c: Likewise.
8527 * config/cris/cris.opt: Likewise.
8528 * config/rs6000/rs6000.c: Likewise.
8529 * target.h: Likewise.
8530 * spellcheck.c: Likewise.
8531 * ira-build.c: Likewise.
8532 * tree-inline.c: Likewise.
8533 * builtins.c: Likewise.
8534 * lra-constraints.c: Likewise.
8535 * explow.c: Likewise.
8536 * hwint.h: Likewise.
8537 * targhooks.c: Likewise.
8538 * tree-vect-data-refs.c: Likewise.
8540 * doc/tm.texi: Likewise.
8541 * doc/extend.texi: Likewise.
8542 * doc/install.texi: Likewise.
8543 * doc/md.texi: Likewise.
8544 * tree-ssa-tail-merge.c: Likewise.
8545 * sched-int.h: Likewise.
8546 * match.pd: Likewise.
8547 * sched-ebb.c: Likewise.
8548 * target.def (omit_struct_return_reg): Likewise.
8549 * gimple-ssa-isolate-paths.c: Likewise.
8550 (find_implicit_erroneous_behaviour): Renamed to...
8551 (find_implicit_erroneous_behavior): ... this.
8552 (find_explicit_erroneous_behaviour): Renamed to...
8553 (find_explicit_erroneous_behavior): ... this.
8554 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
8556 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
8558 PR rtl-optimization/64682
8559 PR rtl-optimization/69567
8560 PR rtl-optimization/69737
8561 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
8562 in I2 as well, just lose it.
8564 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8566 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
8568 (aarch64_last_printed_tune_string): Likewise.
8569 (aarch64_declare_function_name): Only output .arch assembler
8570 directive if it will be different from the previously output
8571 directive. Same for .tune comment but only if -dA is set.
8572 (aarch64_start_file): New function.
8573 (TARGET_ASM_FILE_START): Define.
8575 2016-02-11 David Malcolm <dmalcolm@redhat.com>
8578 * Makefile.in (PLUGIN_HEADERS): Add params.list.
8580 2016-02-11 Jakub Jelinek <jakub@redhat.com>
8583 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
8584 -Wmaybe-uninitialized warning.
8586 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
8589 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
8591 2016-02-11 Richard Biener <rguenther@suse.de>
8593 PR rtl-optimization/69291
8594 * ifcvt.c (noce_try_store_flag_constants): Do not allow
8595 subexpressions affected by changing the result.
8597 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
8600 * lra-constraints.c (curr_insn_transform): Find in/out operands
8601 for secondary memory moves. Update dups.
8603 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8605 PR tree-optimization/69652
8606 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
8607 to nested loop, did source re-formatting, skip debug statements,
8608 add check on statement with volatile operand, remove dead scalar
8611 2016-02-10 Jakub Jelinek <jakub@redhat.com>
8612 Patrick Palka <ppalka@gcc.gnu.org>
8616 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
8617 calls if the return type is TREE_ADDRESSABLE.
8618 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
8619 * ipa-split.c (split_function): Fix doubled "we" in comment.
8620 Use void return type for the split part even if
8621 !split_point->split_part_set_retval.
8623 2016-02-10 Bin Cheng <bin.cheng@arm.com>
8625 PR tree-optimization/68021
8626 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
8627 when computing the value of biv cand by itself.
8629 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8631 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
8632 (cortexa57_tunings): Likewise.
8633 (cortexa72_tunings): Likewise.
8634 (arch_macro_fusion_pair_p): Add support for AES fusion.
8635 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
8636 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
8637 Allow virtual registers before reload so early scheduling works.
8638 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
8639 correct latency and pipeline.
8640 (cortex_a57_crypto_complex): Likewise.
8641 (cortex_a57_crypto_xor): Likewise.
8642 (define_bypass): Add AES bypass.
8644 2016-02-10 Richard Biener <rguenther@suse.de>
8646 PR tree-optimization/69726
8647 * passes.def: Add DCE pass before late uninit.
8648 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
8649 really fixup if-conversions job.
8651 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8653 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
8654 (arm_cortex_a57_tune): Likewise.
8655 (aarch_macro_fusion_pair_p): Add support for AES fusion.
8656 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
8658 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
8660 * timevar.def (TV_PHASE_DBGINFO): Delete.
8661 (TV_PHASE_CHECK_DBGINFO): Likewise.
8662 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8664 2016-02-10 Richard Biener <rguenther@suse.de>
8666 PR tree-optimization/69719
8667 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8668 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8670 2016-02-09 Andrew Pinski <apinski@cavium.com>
8673 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8674 get_vcond_mask_icode returns false.
8676 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8679 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8680 an ADDIS that adds a pointer to a large constant that sets the
8681 upper16 bits with a load operation.
8683 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8686 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8688 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8690 (vzipq_s16): Likewise.
8691 (vzipq_s32): Likewise.
8692 (vzipq_f32): Likewise.
8693 (vzipq_u8): Likewise.
8694 (vzipq_u16): Likewise.
8695 (vzipq_u32): Likewise.
8696 (vzipq_p8): Likewise.
8697 (vzipq_p16): Likewise.
8699 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8702 * config/arm/arm.c (neon_endian_lane_map): New function.
8703 (neon_vector_pair_endian_lane_map): New function.
8704 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8705 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8707 (vuzpq_s16): Likewise.
8708 (vuzpq_s32): Likewise.
8709 (vuzpq_f32): Likewise.
8710 (vuzpq_u8): Likewise.
8711 (vuzpq_u16): Likewise.
8712 (vuzpq_u32): Likewise.
8713 (vuzpq_p8): Likewise.
8714 (vuzpq_p16): Likewise.
8716 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8719 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8722 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8724 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8725 truncate const_int operand 1 to QImode.
8727 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8729 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8730 corresponding to an abnormal edge.
8732 2016-02-09 Tom de Vries <tom@codesourcery.com>
8734 PR tree-optimization/69599
8735 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8737 (find_func_aliases_for_builtin_call, find_func_clobbers)
8738 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8741 2016-02-09 Richard Biener <rguenther@suse.de>
8743 PR tree-optimization/69715
8744 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8745 LHS on calls as non-rewritable.
8747 2016-02-09 Tom de Vries <tom@codesourcery.com>
8750 * lto-wrapper.c (append_diag_options): New function.
8751 (compile_offload_image): Call append_diag_options.
8753 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8756 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8757 Minor copy-edit to fix verb tenses.
8759 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8761 PR tree-optimization/69209
8762 * ipa-split.c (split_function): If split part is not
8763 returning retval, retval has gimple type but is not
8764 gimple value, force it into a SSA_NAME first.
8766 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8768 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8771 2016-02-08 Jason Merrill <jason@redhat.com>
8774 * convert.c (convert_to_integer_1): Check dofold on truncation
8776 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8777 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8778 Rename from *_nofold.
8779 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8780 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8782 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8785 * tree.c (build_common_tree_nodes): Remove short_double argument.
8786 All callers changed.
8787 * tree.h (build_common_tree_nodes): Adjust declaration.
8788 * doc/invoke.texi (-fshort-double): Remove documentation.
8789 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8790 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8791 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8792 (append_linker_options): Don't handle OPT_fshort_double.
8794 PR rtl-optimization/68730
8795 * lra-remat.c (insn_to_cand_activation): New static variable.
8796 (lra_remat): Allocate and free it.
8797 (create_cand): New arg activation. Initialize a field in
8798 insn_to_cand_activation if it is nonnull.
8799 (create_cands): Pass the activation insn to create_cand when making
8800 a candidate involving an output reload. Reorganize code a little.
8801 (do_remat): Keep track of active status of candidates in a separate
8804 2016-02-08 Richard Biener <rguenther@suse.de>
8806 PR tree-optimization/69719
8807 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8808 Properly use absolute of the difference of the two offsets to
8809 compare or adjust the segment length.
8811 2016-02-08 Richard Biener <rguenther@suse.de>
8812 Jeff Law <law@redhat.com>
8815 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8816 types for anonymous SSA names.
8818 2016-02-08 Richard Biener <rguenther@suse.de>
8820 PR rtl-optimization/69274
8821 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8823 2016-02-08 Jeff Law <law@redhat.com>
8825 PR tree-optimization/65917
8826 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8827 equivalences from if (x == y) style conditionals.
8828 (loop_depth_of_name): Remove.
8829 (record_equality): Remove loop depth check.
8830 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8831 (const_and_copies::record_const_or_copy_raw): New member function.
8832 * tree-ssa-scopedtables.c
8833 (const_and_copies::record_const_or_copy_raw): New, factored out of
8834 (const_and_copies::record_const_or_copy): Call new member function.
8836 2016-02-05 Jeff Law <law@redhat.com>
8838 PR tree-optimization/68541
8839 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8840 (count_stmts_in_block): New function.
8841 (poor_ifcvt_candidate_code): Likewise.
8842 (is_feasible_trace): Add some heuristics to determine when path
8843 splitting is profitable.
8844 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8845 is a diamond with a single exit.
8847 2016-02-05 Martin Sebor <msebor@redhat.com>
8850 * doc/invoke.texi: Update -Wplacement-new to take an optional
8853 2016-02-06 Richard Henderson <rth@redhat.com>
8856 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8857 out of non-standard address spaces.
8859 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8861 PR rtl-optimization/69691
8862 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8864 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8866 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8867 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8868 (*ieee128_mfvsrd_64bit): Likewise.
8869 (*ieee128_mfvsrd_32bit): Likewise.
8871 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8875 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8877 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8878 instrumented_version.
8880 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8882 * doc/invoke.texi (Optimize Options): In table of --param options
8883 rename second occurrence of tracer-min-branch-ratio to
8884 tracer-min-branch-probability, rename
8885 tracer-min-branch-ratio-feedback to
8886 tracer-min-branch-probability-feedback and clarify description,
8887 rename sched-spec-state-edge-prob-cutoff to
8888 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8889 to selsched-insns-to-rename, rename lto-minpartition to
8890 lto-min-partition, delete reorder-blocks-duplicate and
8891 reorder-blocks-duplicate-feedback.
8893 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8895 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8898 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8900 * doc/extend.texi: S/390: Correct some typos.
8902 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8904 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8906 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8909 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8910 (s390_register_info_gprtofpr): Use new macros above.
8911 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8913 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8914 its name. Adjust restore and save gpr ranges.
8915 (s390_register_info_set_ranges): New function.
8916 (s390_register_info): Use new macros above. Call
8917 s390_register_info_set_ranges.
8918 (s390_optimize_register_info): Likewise.
8919 (s390_hard_regno_rename_ok): Use new macros.
8920 (s390_hard_regno_scratch_ok): Likewise.
8921 (s390_emit_epilogue): Likewise.
8922 (s390_can_use_return_insn): Likewise.
8923 (s390_optimize_prologue): Likewise.
8924 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8926 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8929 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8931 (ix86_option_override_internal): Disable TARGET_STV even for
8932 -m{incoming,preferred}-stack-boundary=3.
8934 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8936 * config.gcc: Mark deprecated rtems targets as obsolete.
8938 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8940 PR rtl-optimization/64682
8941 PR rtl-optimization/69567
8942 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8943 before I2 only if the register is both used and set in I2.
8945 2016-02-04 DJ Delorie <dj@redhat.com>
8947 * config/msp430/msp430.c (msp430_start_function): Add function type.
8949 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8952 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8954 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8956 PR rtl-optimization/69577
8958 2015-10-29 Richard Henderson <rth@redhat.com>
8962 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8963 sse check to the exact conditions of PR 67609.
8965 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8968 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8969 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8970 not allowed into the traditional Altivec registers.
8971 (movtd_64bit_nodm): Likewise.
8972 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8974 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8976 * config/aarch64/cortex-a57-fma-steering.c
8977 (aarch64_register_fma_steering): Remove "static" from arguments
8980 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8983 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8986 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8988 * doc/invoke.texi: Delete -mno-fma4.
8990 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8992 PR rtl-optimization/69577
8993 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8994 (find_subregs_of_mode): Update accordingly. Iterate over partial
8997 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8999 * config/arm/arm-protos.h (neon_reinterpret): Remove.
9000 * config/arm/arm.c (neon_reinterpret): Remove.
9001 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
9002 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
9003 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
9004 vreinterpretti): Remove.
9005 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
9006 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
9007 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
9008 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
9009 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
9010 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
9011 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
9012 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
9013 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
9014 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
9015 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
9016 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
9017 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
9018 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
9019 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
9020 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
9021 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
9022 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
9023 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
9024 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
9025 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
9026 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
9027 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
9028 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
9029 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
9030 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
9031 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
9032 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
9033 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
9034 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
9035 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
9036 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
9037 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
9038 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
9039 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
9040 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
9041 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
9042 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
9043 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
9044 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
9045 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
9046 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
9047 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
9048 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
9049 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
9050 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
9051 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
9052 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
9053 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
9054 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
9055 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
9056 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
9057 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
9058 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
9059 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
9060 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
9061 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
9062 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
9063 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
9064 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
9065 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
9066 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
9067 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
9068 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
9069 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
9070 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
9071 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
9072 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
9073 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
9074 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
9075 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
9076 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
9077 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
9078 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
9079 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
9080 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
9081 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
9082 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
9083 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
9084 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
9085 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
9086 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
9087 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
9088 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
9089 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
9090 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
9091 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
9092 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
9093 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
9094 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
9095 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
9096 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
9097 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
9098 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
9099 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
9100 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
9101 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
9102 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
9103 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
9104 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
9105 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
9106 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
9107 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
9109 2016-02-04 Martin Liska <mliska@suse.cz>
9112 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
9113 that are gimple_store_p.
9114 (maybe_instrument_call): Likewise.
9116 2016-02-04 Bin Cheng <bin.cheng@arm.com>
9118 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
9119 register scaling out of memory reference and comment why.
9121 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9125 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
9126 folding the source of a SET.
9128 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9132 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
9133 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
9135 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
9139 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
9142 2016-02-04 Christian Bruel <christian.bruel@st.com>
9144 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
9145 * config/arm/arm.c (arm_set_current_function): Likewise.
9147 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9148 Ilya Enkovich <enkovich.gnu@gmail.com>
9149 H.J. Lu <hongjiu.lu@intel.com>
9152 * config/i386/i386.c (convert_scalars_to_vector): Remove
9153 stack alignment fixes.
9154 (ix86_option_override_internal): Disable TARGET_STV if stack
9155 might not be aligned enough.
9156 (ix86_minimum_alignment): Assert that TARGET_STV is false.
9158 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
9160 * gcc/config/i386/x86-tune.def: Disable default prefetching
9163 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9164 Vladimir Makarov <vmakarov@redhat.com>
9167 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
9168 in validating fused toc addresses.
9170 2016-02-03 Jakub Jelinek <jakub@redhat.com>
9173 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
9174 range->m_caret fields if range->m_show_caret_p is false.
9177 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9178 Force oldval into register if it does not satisfy reg_or_short_operand
9179 predicate. Fix up formatting.
9181 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
9182 Alexandre Oliva <aoliva@redhat.com>
9185 * lra-constraints.c (simplify_operand_subreg): Check additionally
9186 address validity after potential reloading.
9187 (process_address_1): Check insns validity. In case of failure do
9190 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
9193 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
9196 2016-02-02 Jakub Jelinek <jakub@redhat.com>
9198 * wide-int.cc (canonize_uhwi): New function.
9199 (wi::divmod_internal): Use it.
9201 2016-02-02 James Norris <jnorris@codesourcery.com
9203 * gimplify.c (omp_notice_variable): Add usage check.
9205 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
9207 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
9208 like LE, GE, LT, GT when emitting relational operator.
9210 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9212 * ira-costs.c (find_costs_and_classes): Add extra argument.
9213 * target.def (ira_change_pseudo_allocno_class): Add parameter.
9214 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
9215 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
9216 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
9217 Add best_class parameter, and return it if not ALL_REGS.
9218 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
9220 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
9223 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9225 * config/aarch64/aarch64.c
9226 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
9227 (aarch64_ira_change_pseudo_allocno_class): New function.
9229 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
9232 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
9234 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9236 * config/avr/avr.c (avr_option_override): Set
9237 PARAM_ALLOW_STORE_DATA_RACES to 1.
9239 2016-02-02 Richard Biener <rguenther@suse.de>
9241 PR tree-optimization/69595
9242 * match.pd: Add range test simplifications to true/false.
9244 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
9246 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
9247 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
9250 2016-02-02 Richard Biener <rguenther@suse.de>
9252 PR tree-optimization/69606
9253 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
9254 info on the result before moving a stmt.
9256 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
9259 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
9260 branch with vector comparison.
9261 * config/i386/sse.md (VI48_AVX): New mode iterator.
9262 (define_expand "cbranch<mode>4): Add support for conditional branch
9263 with vector comparison.
9264 * tree-vect-loop.c (optimize_mask_stores): New function.
9265 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
9266 has_mask_store field of vect_info.
9267 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
9268 vectorized loops having masked stores after vec_info destroy.
9269 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
9270 correspondent macros.
9271 (optimize_mask_stores): Add prototype.
9273 2016-02-02 Alan Modra <amodra@gmail.com>
9276 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
9279 2016-02-02 Alan Modra <amodra@gmail.com>
9282 * config/rs6000/rs6000.c (need_toc_init): New var, set it
9283 whenever toc_label_name used.
9284 (rs6000_file_start): Don't set up toc section here,
9285 (rs6000_output_function_epilogue): do so here instead,
9286 (rs6000_xcoff_file_start): and here.
9287 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
9288 (load_toc_aix_di): Likewise.
9290 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9292 PR rtl-optimization/69592
9293 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
9294 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
9295 (num_sign_bit_copies_binary_arith_p): New inline function.
9296 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
9298 2016-02-01 Jeff Law <law@redhat.com>
9300 PR tree-optimization/69580
9301 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
9302 * tree-ssa-threadbackward.c
9303 (fsm_find_control_statement_thread_paths): Do not try to walk
9304 through large PHI nodes.
9306 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9308 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
9309 when count is incremented above limit, don't analyze further
9312 * omp-low.c (oacc_parse_default_dims): Avoid
9313 -Wsign-compare warning, make sure value fits into int
9314 rather than just unsigned int.
9316 2016-02-01 Bin Cheng <bin.cheng@arm.com>
9318 PR tree-optimization/67921
9319 * fold-const.c (split_tree): New parameters. Convert pointer
9320 type variable part to proper type before negating.
9321 (fold_binary_loc): Pass new arguments to split_tree.
9323 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
9325 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
9326 (nvptx_goacc_validate_dims): Extend to handle global defaults.
9327 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
9328 * doc/tm.texti: Rebuilt.
9329 * doc/invoke.texi (fopenacc-dim): Document.
9330 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
9331 (append_compiler_options): Likewise.
9332 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
9333 (oacc_parse_default_dims): New.
9334 (oacc_validate_dims): Add USED arg. Select non-unity default when
9336 (oacc_loop_fixed_partitions): Return mask of used partitions.
9337 (oacc_loop_auto_partitions): Emit dump info.
9338 (oacc_loop_partition): Return mask of used partitions.
9339 (execute_oacc_device_lower): Parse default dimension arg. Adjust
9340 loop partitioning and validation calls.
9342 2016-02-01 Richard Biener <rguenther@suse.de>
9345 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
9347 2016-02-01 Richard Biener <rguenther@suse.de>
9349 PR tree-optimization/69574
9350 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
9351 of asserting return chrec_dont_know.
9353 2016-02-01 Martin Liska <mliska@suse.cz>
9355 * mem-stats-traits.h: Add copyright header.
9356 * mem-stats.h: Likewise.
9358 2016-02-01 Richard Biener <rguenther@suse.de>
9360 PR tree-optimization/69579
9361 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
9362 Do not propagate through abnormal PHI results.
9364 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
9366 * postreload.c (reload_cse_simplify): Remove dead code.
9368 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9370 PR rtl-optimization/69570
9371 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
9372 if there is more than one set, not if there is a single set.
9374 2016-02-01 Richard Henderson <rth@redhat.com>
9377 * combine.c (make_compound_operation): When looking through a
9378 subreg, make sure to re-extend to the width of the outer mode.
9380 2016-01-30 Jakub Jelinek <jakub@redhat.com>
9382 PR tree-optimization/69546
9383 * wide-int.cc (wi::divmod_internal): For unsigned division
9384 where both operands fit into uhwi, if o1 is 1 and o0 has
9385 msb set, if divident_prec is larger than bits per hwi,
9386 clear another quotient word and return 2 instead of 1.
9387 Similarly for remainder with msb in HWI set, if dividend_prec
9388 is larger than bits per hwi.
9390 2016-01-29 Martin Jambor <mjambor@suse.cz>
9392 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
9393 Use short lowercase names.
9394 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
9395 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
9396 acq_rel one. Protect warning agains segfaults if
9397 get_memory_order_name returns NULL.
9398 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
9399 with release semantics. Do not warn if get_memory_order already did.
9400 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
9401 semantics. Fix check for relaxed or acquire semantics. Do not warn
9402 if get_memory_order already did.
9404 2016-01-29 Sebastian Pop <s.pop@samsung.com>
9406 * doc/install.texi: Document that isl-0.16 is supported.
9408 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
9411 * config/i386/constraints.md (Bm): Describe as special memory
9413 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
9414 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9415 * genpreds.c (struct constraint_data): Add is_special_memory.
9416 (have_special_memory_constraints, special_memory_start): New
9418 (special_memory_end): Ditto.
9419 (add_constraint): Add new arg is_special_memory. Add code to
9420 process its true value. Update have_special_memory_constraints.
9421 (process_define_constraint): Pass the new arg.
9422 (process_define_register_constraint): Ditto.
9423 (choose_enum_order): Process special memory.
9424 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
9425 function insn_extra_special_memory_constraint.
9426 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9427 * gensupport.c (process_rtx): Process
9428 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9429 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
9430 * ira-lives.c (single_reg_class): Use
9431 insn_extra_special_memory_constraint.
9432 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
9433 * lra-constraints.c (process_alt_operands): Ditto.
9434 (curr_insn_transform): Use insn_extra_special_memory_constraint.
9435 * recog.c (asm_operand_ok, preprocess_constraints): Process
9437 * reload.c (find_reloads): Ditto.
9438 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
9439 * stmt.c (parse_input_constraint): Use
9440 insn_extra_special_memory_constraint.
9442 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9445 * lra-splill.c (lra_final_code_change): Revert r229087 by
9446 removing all sub-registers.
9448 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
9451 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
9453 2016-01-29 Jakub Jelinek <jakub@redhat.com>
9456 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
9457 SSE1, copy target into the temporary reg first before recursing
9460 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9462 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
9465 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9467 * ginclude/stdarg.h: Test __cplusplus instead of
9468 __GXX_EXPERIMENTAL_CXX0X__.
9470 2016-01-29 Richard Biener <rguenther@suse.de>
9472 PR tree-optimization/69547
9473 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
9474 Do not mark clobbers necessary.
9475 (mark_all_reaching_defs_necessary_1): Likewise.
9477 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9479 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
9480 declaration name with %qs and print it in both error messages.
9481 Also fix indentation.
9483 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9486 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
9487 trailing blank line from error message.
9489 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9492 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
9495 2016-01-29 Richard Biener <rguenther@suse.de>
9498 * match.pd: Allow all integral types when simplifying a
9499 widening or sign-changing conversion.
9501 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9503 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
9504 back to setting codegen_error to fail codegen.
9506 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
9509 * config/i386/constraints.md (C): Only accept constant zero operand.
9510 (BC): New constraint.
9511 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
9512 instead of C constraint.
9513 * doc/md.texi (Machine Constraints): Update description
9516 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
9519 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
9521 2016-01-28 Jakub Jelinek <jakub@redhat.com>
9524 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
9527 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
9529 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
9530 branches if using guessed profile.
9532 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
9534 * graphite-optimize-isl.c (optimize_isl): Fix dump.
9536 2016-01-28 Richard Henderson <rth@redhat.com>
9539 * config/aarch64/aarch64-modes.def (CC_Cmode): New
9540 * config/aarch64/aarch64-protos.h: Update.
9541 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
9542 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
9543 (aarch64_get_condition_code_1): Handle CC_Cmode.
9544 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
9545 (*add<mode>3_compareC_cconly_imm): New.
9546 (*add<mode>3_compareC_cconly): New.
9547 (*add<mode>3_compareC_imm): New.
9548 (add<mode>3_compareC): New.
9549 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
9550 to be first. Use aarch64_carry_operation.
9551 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
9552 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
9553 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
9554 (subti3): Use subdi3_compare1.
9555 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
9556 (sub<mode>3_compare1): New.
9557 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
9558 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
9559 (*subsi3_carryin_uxtw): Likewise.
9560 (*ngc<mode>, *ngcsi_uxtw): Likewise.
9561 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
9562 * config/aarch64/iterators.md (DWI): New.
9563 * config/aarch64/predicates.md (aarch64_carry_operation): New.
9564 (aarch64_borrow_operation): New.
9566 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9568 * graphite-optimize-isl.c (optimize_isl): Print a different debug
9569 message when isl does not return a valid schedule.
9571 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9573 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
9574 Remove comments from class declarations: they are already in the code
9577 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9579 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
9581 (ternary_op_to_tree): Same.
9582 (unary_op_to_tree): Same.
9583 (nary_op_to_tree): Same.
9584 (gcc_expression_from_isl_expr_op): Same.
9585 (gcc_expression_from_isl_expression): Same.
9586 (graphite_create_new_loop): Same.
9587 (graphite_create_new_loop_guard): Same.
9588 (build_iv_mapping): Same.
9589 (graphite_create_new_guard): Same.
9590 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
9591 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
9593 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9595 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
9596 instead of setting codegen_error to fail codegen.
9598 2016-01-28 Jason Merrill <jason@redhat.com>
9600 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
9602 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9604 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9605 Remove CONST_INT_P check in CCMP cost calculation.
9607 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9609 * config/aarch64/aarch64.c (generic_vector_cost):
9610 Set vec_permute_cost.
9611 (cortexa57_vector_cost): Likewise.
9612 (exynosm1_vector_cost): Likewise.
9613 (xgene1_vector_cost): Likewise.
9614 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
9615 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
9616 Add vec_permute_cost entry.
9618 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9620 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
9622 (add<mode>3_compare0): Likewise.
9623 (addsi3_compare0_uxtw): Likewise.
9624 (add<mode>3nr_compare0): Likewise.
9625 (compare_neg<mode>): Likewise.
9626 (<optab><mode>3): Likewise.
9628 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
9630 * tree-vect-stmts.c (vectorizable_comparison): Add
9631 NULL check for vectype.
9633 2016-01-28 Richard Biener <rguenther@suse.de>
9635 PR tree-optimization/69466
9636 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9637 Account for PHIs we couldn't duplicate.
9639 2016-01-28 Martin Liska <mliska@suse.cz>
9642 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
9643 instead of ENABLE_VALGRIND_CHECKING.
9645 2016-01-27 Richard Henderson <rth@redhat.com>
9648 * lra-remat.c (subreg_regs): New.
9649 (dump_candidates_and_remat_bb_data): Dump it.
9650 (operand_to_remat): Reject if operand in subreg_regs.
9651 (set_bb_regs): Collect subreg_regs.
9652 (lra_remat): Init and free subreg_regs. Compute
9653 calculate_local_reg_remat_bb_data before create_cands.
9655 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
9658 * config/i386/i386.c (ix86_update_stack_boundary): Don't
9659 change stack_alignment_needed for __tls_get_addr call.
9661 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
9663 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9665 2016-01-27 Jeff Law <law@redhat.com>
9667 PR tree-optimization/68398
9668 PR tree-optimization/69196
9669 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9670 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9671 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9672 Only count PHIs in the last block in the path. The others will
9673 const/copy propagate away. Add heuristic to allow more irreducible
9674 subloops to be created when it is likely profitable to do so.
9676 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9677 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9678 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9680 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9683 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9684 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9685 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9686 * tree-streamer-in.c: Include asan.h.
9687 (streamer_get_builtin_tree): For builtins in sanitizer
9688 range call initialize_sanitizer_builtins and retry.
9690 2016-01-27 Ian Lance Taylor <iant@google.com>
9692 * common.opt (fkeep-gc-roots-live): New undocumented option.
9693 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9694 -fkeep-gc-roots-live, skip pointers.
9695 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9698 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9701 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9702 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9704 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9707 * configure.ac: NetBSD provides SSP in its C library.
9708 * configure: Updated.
9710 2016-01-27 Richard Biener <rguenther@suse.de>
9712 PR tree-optimization/69166
9713 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9714 reduction code for commutativity / associativity.
9716 2016-01-27 Martin Jambor <mjambor@suse.cz>
9718 PR tree-optimization/69355
9719 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9720 total_scalarization fails.
9722 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9724 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9727 2016-01-27 Christian Bruel <christian.bruel@st.com>
9730 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9731 Move arm_reset_previous_fndecl and set_target_option_current_node in
9732 the conditional part. Call save_restore_target_globals.
9733 * config/arm/arm.c (arm_set_current_function):
9734 Refactor to better support #pragma target and attribute mix.
9735 Call save_restore_target_globals.
9736 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9738 2016-01-27 Martin Liska <mliska@suse.cz>
9740 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9741 reference for an HSA kernel and its host function.
9743 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9745 PR tree-optimization/69399
9746 * wide-int.h (wi::lrshift): For larger precisions, only
9747 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9749 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9751 * config/arc/predicates.md (proper_comparison_operator): Reject
9752 constant-constant comparison.
9754 2016-01-26 Tom de Vries <tom@codesourcery.com>
9756 PR tree-optimization/69110
9757 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9758 DR_NUM_DIMENSIONS == 0.
9760 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9761 Sebastian Pop <s.pop@samsung.com>
9763 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9764 isl_ast_op_cond and isl_ast_op_select.
9765 (gcc_expression_from_isl_expr_op): Same.
9767 2016-01-26 Jason Merrill <jason@redhat.com>
9770 * tree.c (recompute_constructor_flags): Split out from
9772 (verify_constructor_flags): New.
9773 * tree.h: Declare them.
9775 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9777 PR rtl-optimization/69217
9778 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9779 are no TYPE_FIELDS set for the record type.
9781 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9784 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9785 toc_label_name unconditionally.
9786 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9787 SYMBOL_REF string. Use toc_label_name instead of constructing
9789 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9790 constructing LCTOC1.
9792 2016-01-26 Martin Sebor <msebor@redhat.com>
9795 * doc/extend.texi (Common Type Attributes): Move text that talks about
9796 attribute packed from attribute aligned to the section discussing
9797 the former attribute for clarity.
9799 2016-01-26 Richard Henderson <rth@redhat.com>
9802 * trans-mem.c (tm_region_init): Mark entry block as visited.
9804 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9807 * diagnostic-show-locus.c (layout::print_source_line): Replace
9808 call to pp_newline with call to layout::print_newline.
9809 (layout::print_annotation_line): Likewise.
9810 (layout::move_to_column): Likewise.
9811 (layout::print_any_fixits): After printing any fixits, print a
9812 trailing newline, if necessary.
9813 (layout::print_newline): New method, resetting any colorization
9815 (diagnostic_show_locus): Move the pp_newline to before the
9816 early bailout. Remove dummy block enclosing the layout instance.
9817 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9818 of pp_newline_and_flush with pp_flush.
9819 (diagnostic_append_note): Delete use of pp_newline.
9820 (diagnostic_append_note_at_rich_loc): Delete.
9821 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9822 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9823 when newline characters are added to the buffer.
9825 2016-01-26 Michael Matz <matz@suse.de>
9827 * configure.ac (ac_cv_std_swap_in_utility): New test.
9828 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9829 * configure: Regenerate.
9830 * config.in: Regenerate.
9832 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9834 * config/arc/arc.md (cstoresi4): Force operand into register.
9835 (arcset<code>): Fix predicate.
9836 (arcsetltu): Likewise.
9837 (arcsetgeu): Likewise.
9838 (arcsethi): Likewise.
9839 (arcsetls): Likewise.
9841 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9843 PR tree-optimization/69483
9844 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9845 if base has error_mark_node type.
9847 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9850 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9851 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9853 (vget_lane_f16): Handle big-endian.
9854 (vgetq_lane_f16): Likewise.
9855 (vset_lane_f16): Likewise.
9856 (vsetq_lane_f16): Likewise.
9857 * config/arm/iterators.md (VQXMOV): Add V8HF.
9858 (VDQ): Add V4HF and V8HF.
9859 (V_reg): Handle V4HF and V8HF.
9860 (Is_float_mode): Likewise.
9861 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9862 neon_vdup_nv8hf): New patterns.
9863 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9864 Use VD_LANE iterator.
9865 (neon_vld1_dup<mode>): Use VQ2 iterator.
9867 2016-01-26 Nathan Sidwell <nathan@acm.org>
9869 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9870 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9871 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9872 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9873 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9874 (oacc_validate_dims): Add LEVEL arg, don't return level.
9875 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9877 (execute_oacc_device_lower): Adjust, add more dump output.
9878 * tree-ssa-loop.c (gate_oacc_kernels): Use
9879 oacc_fn_attrib_kernels_p.
9880 * tree-parloops.c (create_parallel_loop): Adjust
9881 set_oacc_fn_attrib call.
9883 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9886 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9887 (append_compiler_options): Handle -fcilkplus.
9888 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9890 2016-01-26 Nick Clifton <nickc@redhat.com>
9893 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9894 been marked as DECL_ONE_ONLY but we do not the means to make it
9895 so, then do not allow it to bind locally.
9897 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9900 * opts.h (parse_sanitizer_options): New prototype.
9901 * opts.c (sanitizer_opts): New array.
9902 (parse_sanitizer_options): New function.
9903 (common_handle_option): Use parse_sanitizer_options.
9905 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9908 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9909 alignment adjustment to ...
9910 (ix86_update_stack_boundary): Here. Don't over-align stack for
9912 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9913 if __tls_get_addr is called.
9915 2016-01-26 Christian Bruel <christian.bruel@st.com>
9917 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9919 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9921 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9923 2016-01-26 Richard Biener <rguenther@suse.de>
9926 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9928 2016-01-26 Richard Biener <rguenther@suse.de>
9930 PR tree-optimization/69452
9931 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9932 (move_computations_dom_walker::before_dom_children): Rename
9934 (move_computations_worker): This.
9935 (move_computations): Perform an RPO rather than a DOM walk.
9937 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9940 * combine.c (combine_instructions): For REG_EQUAL note with
9941 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9942 to the underlying register.
9943 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9944 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9946 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9949 * config/aarch64/aarch64-builtins.c
9950 (aarch64_init_simd_builtin_types): Do not set structural
9951 equality to __Poly{8,16,64,128}_t types.
9953 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9955 PR tree-optimization/69400
9956 * wide-int.cc (wi_pack): Take the precision as argument and
9957 perform canonicalization here rather than in the callers.
9958 Use the main loop to handle all full-width HWIs. Add a
9959 zero HWI if in_len isn't a full result.
9960 (wi::divmod_internal): Update accordingly.
9961 (wi::mul_internal): Likewise. Simplify.
9963 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9964 Sebastian Pop <s.pop@samsung.com>
9966 * graphite-poly.c (apply_poly_transforms): Simplify.
9967 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9968 (print_isl_map): Same.
9969 (print_isl_union_map): Same.
9970 (print_isl_schedule): New.
9971 (debug_isl_schedule): New.
9972 * graphite-dependences.c (scop_get_reads): Do not call
9973 isl_union_map_add_map that is undocumented isl functionality.
9974 (scop_get_must_writes): Same.
9975 (scop_get_may_writes): Same.
9976 (scop_get_original_schedule): Remove.
9977 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9978 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9979 (compute_deps): Remove.
9980 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9981 (debug_schedule_ast): New.
9982 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9983 set_separate_option.
9984 (graphite_regenerate_ast_isl): Add dump.
9985 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9986 from scop->transformed_schedule.
9987 (graphite_regenerate_ast_isl): Add more dump.
9988 * graphite-optimize-isl.c (optimize_isl): Set
9989 scop->transformed_schedule. Check whether schedules are equal.
9990 (apply_poly_transforms): Move here.
9991 * graphite-poly.c (apply_poly_transforms): ... from here.
9992 (free_poly_bb): Static.
9993 (free_scop): Static.
9994 (pbb_number_of_iterations_at_time): Remove.
9995 (print_isl_ast): New.
9996 (debug_isl_ast): New.
9997 (debug_scop_pbb): New.
9998 * graphite-scop-detection.c (print_edge): Move.
10000 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
10001 (build_scop_scattering): Remove.
10002 (create_pw_aff_from_tree): Assert instead of bailing out.
10003 (add_condition_to_pbb): Remove unused code, do not fail.
10004 (add_conditions_to_domain): Same.
10005 (add_conditions_to_constraints): Remove.
10006 (build_scop_context): New.
10007 (add_iter_domain_dimension): New.
10008 (build_iteration_domains): Initialize pbb->iterators.
10009 Call add_conditions_to_domain.
10012 (index_outermost_in_loop): New.
10013 (index_pbb_in_loop): New.
10014 (outermost_pbb_in): New.
10015 (add_in_sequence): New.
10016 (add_outer_projection): New.
10017 (outer_projection_mupa): New.
10018 (add_loop_schedule): New.
10019 (build_schedule_pbb): New.
10020 (build_schedule_loop): New.
10021 (embed_in_surrounding_loops): New.
10022 (build_schedule_loop_nest): New.
10023 (build_original_schedule): New.
10024 (build_poly_scop): Call build_original_schedule.
10025 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
10026 (free_poly_dr): Remove.
10027 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
10028 (free_poly_bb): Remove.
10029 (debug_loop_vec): Remove.
10030 (print_isl_ast): Declare.
10031 (debug_isl_ast): Declare.
10032 (scop_do_interchange): Remove.
10033 (scop_do_strip_mine): Remove.
10034 (scop_do_block): Remove.
10035 (flatten_all_loops): Remove.
10036 (optimize_isl): Remove.
10037 (pbb_number_of_iterations_at_time): Remove.
10038 (debug_scop_pbb): Declare.
10039 (print_schedule_ast): Declare.
10040 (debug_schedule_ast): Declare.
10041 (struct scop): Remove schedule. Add original_schedule,
10042 transformed_schedule.
10043 (free_gimple_poly_bb): Remove.
10044 (print_generated_program): Remove.
10045 (debug_generated_program): Remove.
10046 (unify_scattering_dimensions): Remove.
10047 * sese.c (print_edge): ... here.
10048 (print_sese): ... here.
10049 (debug_edge): ... here.
10050 (debug_sese): ... here.
10051 * sese.h (print_edge): Declare.
10052 (print_sese): Declare.
10053 (dump_edge): Declare.
10054 (dump_sese): Declare.
10056 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10057 Sebastian Pop <s.pop@samsung.com>
10059 * Makefile.in: Set ISLVER in site.exp.
10061 2016-01-25 Jakub Jelinek <jakub@redhat.com>
10063 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
10064 DECL_VALUE_EXPR of new_var even for the non-array case. Look
10065 through DECL_VALUE_EXPR for expansion.
10067 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
10069 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
10070 the frame info after reload completed.
10072 2016-01-25 Jeff Law <law@redhat.com>
10074 PR tree-optimization/69196
10075 PR tree-optimization/68398
10076 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
10077 tree-ssa-threadupdate.c.
10078 (determine_bb_domination_status): Prototype
10079 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
10080 (determine_bb_domination_status): No longer static.
10081 (valid_jump_thread_path): Remove code to detect characteristics
10082 of the jump thread path not associated with correctness.
10083 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
10084 Correct test for thread path length. Count PHIs for real operands as
10085 statements that need to be copied. Do not count ASSERT_EXPRs.
10086 Look at all the blocks in the thread path. Compute and selectively
10087 filter thread paths based on threading through the latch, threading
10088 a multiway branch or crossing a multiway branch.
10090 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10092 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
10093 decl with __attribute__ ((unused)) annotation.
10095 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
10098 * tree-vect-stmts.c (vectorizable_condition): Check vectype
10099 of operands is compatible with a statement vectype.
10101 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
10103 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
10104 improve wording for mixed storage order support.
10106 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
10108 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
10109 (vcvt_u64_f64): Likewise.
10110 (vcvta_s64_f64): Likewise.
10111 (vcvta_u64_f64): Likewise.
10112 (vcvtm_s64_f64): Likewise.
10113 (vcvtm_u64_f64): Likewise.
10114 (vcvtn_s64_f64): Likewise.
10115 (vcvtn_u64_f64): Likewise.
10116 (vcvtp_s64_f64): Likewise.
10117 (vcvtp_u64_f64): Likewise.
10119 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
10121 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
10122 (arc_init): Check validity mll64 option.
10123 (arc_save_restore): Use double load/store instruction.
10124 (arc_expand_movmem): Likewise.
10125 (arc_split_move): Don't split if we have double load/store
10126 instructions. Returns a boolean.
10127 (arc_process_double_reg_moves): Change function to return boolean
10128 instead of a sequence of instructions.
10129 (arc_dwarf_register_span): New function.
10130 * config/arc/arc-protos.h (arc_split_move): Change prototype.
10131 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
10132 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
10133 (*movdf_insn): Likewise.
10134 * config/arc/arc.opt (mll64): New option.
10135 * config/arc/predicates.md (even_register_operand): New predicate.
10136 * doc/invoke.texi (ARC Options): Add mll64 documentation.
10138 2016-01-25 Richard Biener <rguenther@suse.de>
10141 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
10142 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
10144 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
10146 2016-01-25 Richard Biener <rguenther@suse.de>
10148 PR tree-optimization/69376
10149 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
10151 (VN_INFO_ANTI_RANGE_P): New inline.
10152 (VN_INFO_RANGE_TYPE): Likewise.
10153 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
10154 SSA_NAME_ANTI_RANGE_P.
10155 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
10156 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10157 Properly query VN_INFO_RANGE_TYPE.
10159 2016-01-25 Nick Clifton <nickc@redhat.com>
10162 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
10164 2016-01-23 Tom de Vries <tom@codesourcery.com>
10166 PR tree-optimization/69426
10167 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
10170 2016-01-23 Jakub Jelinek <jakub@redhat.com>
10172 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
10173 "the the" with "the" in the comments.
10174 * ipa-devirt.c (build_type_inheritance_graph,
10175 update_type_inheritance_graph): Likewise.
10176 * tree.c (build_function_type_list_1): Likewise.
10177 * cfgloopmanip.c (scale_loop_profile): Likewise.
10178 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
10179 * gimple-ssa-split-paths.c
10180 (find_block_to_duplicate_for_splitting_paths): Likewise.
10181 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
10182 * expr.c (convert_move): Likewise.
10183 * var-tracking.c (vt_stack_adjustments): Likewise.
10184 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10185 * tree-vrp.c (test_for_singularity): Likewise.
10187 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
10188 directly instead of building a temporary tree.
10191 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
10192 remove <algorithm> include.
10194 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10197 * config/i386/i386.c: Include dojump.h.
10198 (expand_small_movmem_or_setmem,
10199 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
10201 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
10202 if dynamic_check != -1.
10204 2016-01-21 Jeff Law <law@redhat.com>
10206 PR middle-end/69347
10207 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
10208 record_temporary_equivalences. Rewritten to avoid unnecessary calls
10209 into dominated_by_p.
10210 (cprop_into_successor_phis): Avoid unnecessary tests.
10212 2016-01-22 Richard Henderson <rth@redhat.com>
10215 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
10216 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
10218 2016-01-22 Michael Matz <matz@suse.de>
10220 * system.h (string, algorithm): Include only conditionally.
10221 (new): Include always under C++.
10222 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
10223 * final.c (toplevel): Ditto.
10224 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
10225 * genconditions.c (write_header): Make gencondmd.c define
10227 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
10229 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
10230 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
10232 2016-01-22 Christian Bruel <christian.bruel@st.com>
10235 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
10237 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10240 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
10241 define_insn_and_split. Ensure operands[1] and operands[0] do not
10242 get assigned the same register.
10244 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
10246 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
10248 2016-01-22 Christian Bruel <christian.bruel@st.com>
10250 * config/arm/arm-c.c (arm_pragma_target_parse):
10251 Remove warn_builtin_macro_redefined overwrite.
10253 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10255 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
10256 flag_non_call_exceptions compatibility.
10258 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10261 * dwarf2out.c (add_child_die_after): New function.
10262 (dwarf_qual_info_t): New type.
10263 (dwarf_qual_info): New variable.
10264 (qualified_die_p): New function.
10265 (modified_type_die): For -fdebug-types-section, ensure
10266 canonical order of qualifiers. Put qualified DIEs adjacent
10267 to the corresponding non-qualified type DIE and search there
10268 for existing qualified DIEs.
10270 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10272 * doc/extend.texi (scalar_storage_order type attribute): Document
10273 restriction on type punning and aliasing, and remove future tense.
10275 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
10278 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
10281 2016-01-21 Jeff Law <law@redhat.com>
10283 PR middle-end/69347
10284 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
10285 useless call to record_temporary_equivalences.
10286 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
10287 allocate 10 slots in the bb_path vector and let it grow as needed.
10288 (fsm_find_control_statement_thread_paths): Similarly for the next_path
10291 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10293 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
10295 * configure: Regenerate.
10297 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
10299 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
10300 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
10302 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
10304 PR middle-end/66178
10305 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
10306 drop EXPAND_INITIALIZER.
10307 * rtl.h (contains_symbolic_reference_p): Declare.
10308 * rtlanal.c (contains_symbolic_reference_p): New function.
10309 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
10310 a subtraction into a NOT if symbolic constants are involved.
10312 2016-01-21 Anton Blanchard <anton@samba.org>
10313 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10316 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
10318 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
10321 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10323 * config/microblaze/microblaze.c
10324 (get_branch_target): New.
10325 (insert_wic_for_ilb_runout): New.
10327 (microblaze_machine_dependent_reorg): New.
10328 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
10329 * config/microblaze/microblaze.md
10330 (UNSPEC_IPREFETCH): Define.
10331 (iprefetch): New pattern
10332 * config/microblaze/microblaze.opt
10333 (mxl-prefetch): New flag.
10335 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10337 * config/microblaze/microblaze.h
10338 (FIXED_REGISTERS): Update in macro.
10339 (CALL_USED_REGISTERS): Update in macro.
10341 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
10343 PR rtl-optimization/68920
10344 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
10347 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
10349 PR rtl-optimization/68990
10350 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
10351 pseudo instead of inheritance ones.
10353 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10354 Nick Clifton <nickc@redhat.com>
10358 * config/mips/mips.c (mips_compute_frame_info): Initialise
10359 args_size and hard_frame_pointer_offset fields of the frame
10360 structure before calling mips_global_pointer.
10362 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10364 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
10366 * configure: Regenerate.
10368 2016-01-21 Richard Biener <rguenther@suse.de>
10370 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
10372 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10374 * config/s390/s390.c (s390_asm_declare_function_size): Add code
10375 to actually emit the .size directive.
10377 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
10378 Jakub Jelinek <jakub@redhat.com>
10382 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
10383 args array size by one to avoid buffer overflow.
10385 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10387 * config/s390/s390.md (pool_section_start): Use switch_to_section
10388 to select proper read-only data section instead of hardcoding
10390 (pool_section_end): Use switch_to_section to match the above.
10392 2016-01-21 Richard Biener <rguenther@suse.de>
10394 PR tree-optimization/69378
10395 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
10396 (set_ssa_val_to): Use it for dominance checks taking into
10397 account not executable edges.
10399 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10402 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
10403 for bitsize instead of GET_MODE_PRECISION (mode).
10405 2016-01-20 Martin Sebor <msebor@redhat.com>
10408 * extend.texi (__sync Builtins): Clarify the semantics of
10409 __sync_fetch_and_OP built-ins on pointers.
10410 (__atomic Builtins): Same.
10412 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10413 Sebastian Pop <s.pop@samsung.com>
10415 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
10416 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
10417 (is_valid_rename): Same.
10418 (translate_isl_ast_to_gimple::get_rename): Same.
10419 (translate_isl_ast_to_gimple::rename_all_uses): Same.
10420 (translate_isl_ast_to_gimple::rename_uses): Same.
10421 (get_new_name): Check for close_phi nodes.
10422 (copy_loop_phi_args): Use phi_node_kind.
10423 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
10424 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
10426 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10427 Sebastian Pop <s.pop@samsung.com>
10429 Revert commit r229783.
10430 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
10431 Remove use of parameter_rename_map.
10432 (copy_def): Remove.
10433 (copy_internal_parameters): Remove.
10434 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
10435 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
10436 (free_sese_info): Do not free parameter_rename_map.
10437 (set_rename): Do not use parameter_rename_map.
10438 (rename_uses): Update call to set_rename.
10439 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
10440 * sese.h (parameter_rename_map_t): Remove.
10441 (struct sese_info_t): Remove field parameter_rename_map.
10443 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10444 Sebastian Pop <s.pop@samsung.com>
10446 * graphite-isl-ast-to-gimple.c: Fix comment.
10447 * graphite-scop-detection.c (defined_in_loop_p): New.
10448 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
10449 names defined in loop.
10451 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10452 Sebastian Pop <s.pop@samsung.com>
10454 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
10455 Discard unstructured if-then-else regions.
10457 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10458 Sebastian Pop <s.pop@samsung.com>
10460 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
10461 (cleanup_loop_iter_dom): Remove.
10462 (build_loop_iteration_domains): Remove.
10463 (build_scop_context): Remove.
10464 (build_scop_iteration_domain): Remove.
10465 (add_loop_constraints): New.
10466 (build_iteration_domains): New.
10467 (build_poly_scop): Call build_iteration_domains.
10469 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10470 Sebastian Pop <s.pop@samsung.com>
10472 * graphite-scop-detection.c
10473 (scop_detection::harmful_loop_in_region): Free dom and loops.
10474 (scop_detection::loop_body_is_valid_scop): Free bbs.
10476 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10477 Sebastian Pop <s.pop@samsung.com>
10479 * graphite-scop-detection.c (record_loop_in_sese): New.
10480 (gather_bbs::before_dom_children): Call record_loop_in_sese.
10481 (build_scops): Remove call to build_sese_loop_nests.
10482 * sese.c (sese_record_loop): Remove.
10483 (build_sese_loop_nests): Remove.
10484 (new_sese_info): Remove region->loops.
10485 (free_sese_info): Same.
10486 * sese.h (sese_contains_loop): Same.
10487 (build_sese_loop_nests): Remove.
10488 (sese_contains_loop): Remove.
10490 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10491 Sebastian Pop <s.pop@samsung.com>
10493 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
10494 loop_is_valid_in_scop.
10495 (scop_detection::harmful_stmt_in_region): Renamed
10496 harmful_loop_in_region.
10497 Call loop_is_valid_in_scop.
10499 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10500 Sebastian Pop <s.pop@samsung.com>
10502 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
10505 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10506 Sebastian Pop <s.pop@samsung.com>
10508 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
10509 * graphite.h (struct poly_bb): Remove field is_reduction.
10510 (PBB_IS_REDUCTION): Remove.
10512 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10513 Sebastian Pop <s.pop@samsung.com>
10515 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
10516 (add_pdr_constraints): Same.
10517 (scop_get_reads): Same.
10518 (scop_get_must_writes): Same.
10519 (scop_get_may_writes): Same.
10520 (scop_get_original_schedule): Same.
10521 (extend_schedule): Same.
10522 (apply_schedule_on_deps): Same.
10523 (carries_deps): Same.
10524 (compute_deps): Same.
10525 (scop_get_dependences): Same.
10526 * graphite-isl-ast-to-gimple.c
10527 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
10528 * graphite-optimize-isl.c (get_schedule_for_band): Same.
10529 (get_schedule_for_band_list): Same.
10530 (get_schedule_map): Same.
10531 (apply_schedule_map_to_scop): Same.
10532 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
10533 (build_loop_iteration_domains): Same.
10534 (add_condition_to_pbb): Same.
10535 (add_param_constraints): Same.
10536 (pdr_add_memory_accesses): Same.
10537 (pdr_add_data_dimensions): Same.
10539 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10541 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
10544 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10546 * common.opt (feliminate-dwarf2-dups): Replace references to
10547 "DWARF 2" with just "DWARF".
10548 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
10549 * doc/extend.texi: Likewise.
10550 * doc/cpp.texi: Likewise.
10551 * doc/invoke.texi: Likewise.
10552 (Option Summary): Add -gdwarf to list of Debugging Options.
10553 (Debugging Options): Document -gdwarf.
10554 * doc/contrib.texi: Spell "DWARF" like that.
10556 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10558 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
10559 warning. Fix up formatting.
10561 PR middle-end/67653
10562 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
10563 attempt to mark memory input operand addressable and
10564 call prepare_gimple_addressable in that case. Don't adjust
10565 input_location for diagnostics, use error_at instead.
10567 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
10569 * config/rs6000/ppc-auxv.h: New file.
10570 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
10571 (cpu_is): Likewise.
10572 (cpu_supports): Likewise.
10573 * config/rs6000/rs6000.c: include "ppc-auxv.h".
10574 (cpu_is_info): New variable.
10575 (cpu_supports_info): Likewise.
10576 (tcb_verification_symbol): Likewise.
10577 (cpu_builtin_p): Likewise.
10578 (cpu_expand_builtin): New function.
10579 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
10580 (rs6000_init_builtins): Likewise.
10581 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
10582 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
10583 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
10584 * configure: Regenerate.
10585 * config.in: Likewise.
10586 * doc/extend.texi (PowerPC Built-in Functions): Document
10587 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
10589 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
10592 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
10594 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
10597 2016-01-20 Richard Henderson <rth@redhat.com>
10603 * tree.c (tm_define_builtin): New.
10604 (find_tm_vector_type): New.
10605 (build_tm_vector_builtins): New.
10606 (build_common_builtin_nodes): Call it.
10608 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
10610 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
10611 (arm_fp_ok): Likewise.
10612 (arm_fp): Likewise.
10613 (arm_crypto): Likewise.
10615 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
10616 Richard Biener <rguenther@suse.de>
10618 PR tree-optimization/69328
10619 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
10620 vectors have same number of elements.
10621 (vectorizable_condition): Fix masked version recognition.
10623 2016-01-20 Richard Biener <rguenther@suse.de>
10625 PR tree-optimization/69345
10626 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
10627 (VN_INFO_PTR_INFO): Likewise.
10628 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
10629 info when it is equal between non-dominating SSA names.
10630 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10631 Make sure to look at original SSA infos.
10633 2016-01-20 Jeff Law <law@redhat.com>
10636 * config/m68k/predicates.md (pow2_m1_operand): New predicate
10638 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
10639 (pc_or_label_operand): New predicate.
10640 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
10641 tests for small integers that are 2^n - 1.
10643 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
10645 * doc/invoke.texi (Options Summary): Add '.' after @xref.
10647 2016-01-19 Jeff Law <law@redhat.com>
10649 PR middle-end/69347
10650 * tree-ssa-threadbackwards.c
10651 (fsm_find_control_statement_thread_paths): Do not try to lookup
10652 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
10654 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10656 * doc/lto.texi: Remove text that says only Gold has linker plugin
10659 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
10661 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
10662 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
10663 the DIE accordingly.
10664 (modified_type_die): Add REVERSE parameter and pass it recursively,
10665 as well as to base_type_die. Adjust presence check accordingly.
10666 (base_type_for_mode): Adjust call to modified_type_die.
10667 (add_type_attribute): Add REVERSE parameter and pass it to
10669 (generic_parameter_die): Adjust call to add_type_attribute.
10670 (add_scalar_info): Likewise.
10671 (add_subscript_info): Likewise.
10672 (gen_array_type_die): Likewise.
10673 (gen_descr_array_type_die): Likewise.
10674 (gen_entry_point_die): Likewise.
10675 (gen_enumeration_type_die): Likewise.
10676 (gen_formal_parameter_die): Likewise.
10677 (gen_subprogram_die): Likewise.
10678 (gen_variable_die ): Likewise.
10679 (gen_const_die): Likewise.
10680 (gen_field_die): Likewise.
10681 (gen_pointer_type_die): Likewise.
10682 (gen_reference_type_die): Likewise.
10683 (gen_ptr_to_mbr_type_die): Likewise.
10684 (gen_inheritance_die): Likewise.
10685 (gen_subroutine_type_die): Likewise.
10686 (gen_typedef_die): Likewise.
10687 (force_type_die): Adjust call to modified_type_die.
10689 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10691 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10692 flow throughout the file. Fix broken link to Objective-C 2.0
10694 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10697 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10699 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10701 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10704 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10705 (maybe_record_node): Record cxa_pure_virtual as the only possible
10706 target if there are not ohter candidates.
10707 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10709 2016-01-19 Richard Biener <rguenther@suse.de>
10711 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10712 (get_memory_order): Likewise.
10714 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10716 * tree-vect-stmts.c (vectorizable_store): Check
10719 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10722 * gcc.c (driver::decode_argv): Add call to
10723 init_opts_obstack before init_options_struct.
10724 * opts.c (init_opts_obstack): Remove idempotency.
10725 (init_options_struct): Replace call to init_opts_obstack
10726 with a gcc_assert to verify that it has already been called.
10727 * toplev.c (toplev::main): Add call to init_opts_obstack before
10728 calls to init_options_struct.
10729 (toplev::finalize): Move cleanup of opts_obstack next to
10730 cleanup of save_decoded_options, clearing the latter, and
10731 save_decoded_options_count.
10733 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10736 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10737 attribute to unconditional. Remove %? from output template.
10739 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10740 Jiong Wang <jiong.wang@arm.com>
10742 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10743 generated from different expand order.
10745 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10747 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10748 Add support for CCMP costing.
10750 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10752 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10753 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10754 (fccmpe<mode>): Likewise.
10755 (fcmp): Rename to fcmp and globalize pattern.
10757 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10758 (aarch64_gen_ccmp_next): Add FP support.
10760 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10762 * target.def (gen_ccmp_first): Update documentation.
10763 (gen_ccmp_next): Likewise.
10764 * doc/tm.texi (gen_ccmp_first): Update documentation.
10765 (gen_ccmp_next): Likewise.
10766 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10767 expand_ccmp_expr_1. Improve comments.
10768 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10769 (ccmp_ior<mode>): Remove pattern.
10770 (cmp<mode>): Remove expand.
10771 (cmp): Globalize pattern.
10772 (cstorecc4): Use cc_register.
10773 (mov<mode>cc): Remove ccmp_cc_register check.
10774 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10775 Simplify after removal of CC_DNE/* modes.
10776 (aarch64_ccmp_mode_to_code): Remove.
10777 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10778 In 'k' case use integer as condition.
10779 (aarch64_nzcv_codes): Remove inverted cases.
10780 (aarch64_code_to_ccmode): Remove.
10781 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10782 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10783 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10784 pattern. Return the comparison with CC register. Invert conditions
10785 when bitcode is OR.
10786 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10787 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10789 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10791 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10792 instrumented_version.
10794 2016-01-19 Richard Biener <rguenther@suse.de>
10796 PR tree-optimization/69336
10797 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10798 handled components with get_ref_base_and_extent.
10799 (equal_mem_array_ref_p): Adjust.
10801 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10804 * shrink-wrap.c: Include valtrack.h.
10805 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10806 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10807 in between insn and where it will be moved to. Call
10808 dead_debug_insert_temp.
10809 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10810 first and dead_debug_local_finish at the end.
10811 For uses and defs bitmap, handle all regs in between REGNO and
10812 END_REGNO, not just the first one.
10814 2016-01-19 Richard Biener <rguenther@suse.de>
10816 PR tree-optimization/69352
10817 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10818 (equal_mem_array_ref_p): Constrain size and max size properly.
10819 Compare the reverse flag.
10821 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10823 * ira.c (ira): Update regstat data if we deleted insns.
10825 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10827 PR rtl-optimization/68955
10828 PR rtl-optimization/64557
10829 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10830 here. Fix up formatting.
10831 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10833 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10836 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10837 assume that the node has body.
10838 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10841 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10843 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10846 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10848 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10849 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10851 2016-01-19 Martin Jambor <mjambor@suse.cz>
10852 Martin Liska <mliska@suse.cz>
10853 Michael Matz <matz@suse.de>
10855 * Makefile.in (OBJS): Add new source files.
10856 (GTFILES): Add hsa.c.
10857 * common.opt (disable_hsa): New variable.
10858 (-Whsa): New warning.
10859 * config.in (ENABLE_HSA): New.
10860 * configure.ac: Treat hsa differently from other accelerators.
10861 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10862 $enable_offloading.
10863 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10864 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10865 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10866 --with-hsa-kmt-lib.
10867 * doc/invoke.texi (-Whsa): Document.
10868 (hsa-gen-debug-stores): Likewise.
10869 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10870 to invoke offload compiler for hsa acclerator.
10871 * opts.c (common_handle_option): Determine whether HSA offloading
10872 should be performed.
10873 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10874 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10875 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10876 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10877 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10878 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10879 GF_OMP_FOR_KIND_GRID_LOOP.
10880 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10881 (pp_gimple_stmt_1): Likewise.
10882 * gimple-walk.c (walk_gimple_stmt): Likewise.
10883 * gimple.c (gimple_build_omp_grid_body): New function.
10884 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10885 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10886 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10887 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10888 GF_OMP_TEAMS_GRID_PHONY.
10889 (gimple_statement_omp_single_layout): Updated comments.
10890 (gimple_build_omp_grid_body): New function.
10891 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10892 (gimple_omp_for_grid_phony): New function.
10893 (gimple_omp_for_set_grid_phony): Likewise.
10894 (gimple_omp_parallel_grid_phony): Likewise.
10895 (gimple_omp_parallel_set_grid_phony): Likewise.
10896 (gimple_omp_teams_grid_phony): Likewise.
10897 (gimple_omp_teams_set_grid_phony): Likewise.
10898 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10899 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10900 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10901 (BUILT_IN_GOMP_TARGET): Updated type.
10902 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10903 (adjust_for_condition): New function.
10904 (get_omp_for_step_from_incr): Likewise.
10905 (extract_omp_for_data): Moved parts to adjust_for_condition and
10906 get_omp_for_step_from_incr.
10907 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10908 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10909 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10910 (scan_omp_parallel): Do not create child functions for phony
10912 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10913 (scan_omp_1_op): Checking assert we are not remapping to
10914 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10915 (parallel_needs_hsa_kernel_p): New function.
10916 (expand_parallel_call): Register apprpriate parallel child
10917 functions as HSA kernels.
10918 (grid_launch_attributes_trees): New type.
10919 (grid_attr_trees): New variable.
10920 (grid_create_kernel_launch_attr_types): New function.
10921 (grid_insert_store_range_dim): Likewise.
10922 (grid_get_kernel_launch_attributes): Likewise.
10923 (get_target_argument_identifier_1): Likewise.
10924 (get_target_argument_identifier): Likewise.
10925 (get_target_argument_value): Likewise.
10926 (push_target_argument_according_to_value): Likewise.
10927 (get_target_arguments): Likewise.
10928 (expand_omp_target): Call get_target_arguments instead of looking
10929 up for teams and thread limit.
10930 (grid_expand_omp_for_loop): New function.
10931 (grid_arg_decl_map): New type.
10932 (grid_remap_kernel_arg_accesses): New function.
10933 (grid_expand_target_kernel_body): New function.
10934 (expand_omp): Call it.
10935 (lower_omp_for): Do not emit phony constructs.
10936 (lower_omp_taskreg): Do not emit phony constructs but create for them
10937 a temporary variable receiver_decl.
10938 (lower_omp_taskreg): Do not emit phony constructs.
10939 (lower_omp_teams): Likewise.
10940 (lower_omp_grid_body): New function.
10941 (lower_omp_1): Call it.
10942 (grid_reg_assignment_to_local_var_p): New function.
10943 (grid_seq_only_contains_local_assignments): Likewise.
10944 (grid_find_single_omp_among_assignments_1): Likewise.
10945 (grid_find_single_omp_among_assignments): Likewise.
10946 (grid_find_ungridifiable_statement): Likewise.
10947 (grid_target_follows_gridifiable_pattern): Likewise.
10948 (grid_remap_prebody_decls): Likewise.
10949 (grid_copy_leading_local_assignments): Likewise.
10950 (grid_process_kernel_body_copy): Likewise.
10951 (grid_attempt_target_gridification): Likewise.
10952 (grid_gridify_all_targets_stmt): Likewise.
10953 (grid_gridify_all_targets): Likewise.
10954 (execute_lower_omp): Call grid_gridify_all_targets.
10955 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10956 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10957 (tree_omp_clause): Added union field dimension.
10958 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10959 * tree.c (omp_clause_num_ops): Added number of arguments of
10960 OMP_CLAUSE__GRIDDIM_.
10961 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10962 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10963 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10964 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10965 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10966 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10967 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10968 * tree-pass.h (make_pass_gen_hsail): Declare.
10969 (make_pass_ipa_hsa): Likewise.
10970 * ipa-hsa.c: New file.
10971 * lto-section-in.c (lto_section_name): Add hsa section name.
10972 * lto-streamer.h (lto_section_type): Add hsa section.
10973 * timevar.def (TV_IPA_HSA): New.
10974 * hsa-brig-format.h: New file.
10975 * hsa-brig.c: New file.
10976 * hsa-dump.c: Likewise.
10977 * hsa-gen.c: Likewise.
10980 * toplev.c (compile_file): Call hsa_output_brig.
10981 * hsa-regalloc.c: New file.
10983 2016-01-18 Jeff Law <law@redhat.com>
10985 PR tree-optimization/69320
10986 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10987 ranged object, do nothing if the RHS constant is not [0..1].
10988 (optimize_stmt): Comparing a boolean ranged object against a
10989 constant outside [0..1] results in a compile-time constant.
10991 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10994 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10996 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10997 (Option Summary): Update to reflect new section and moved options.
10998 (C++ Dialect Options): Move -fstats to new section.
10999 (Debugging Options): Move all dump, statistics, and other GCC
11000 developer options to new section. Rewrite section introduction
11001 and re-order remaining options to put the more basic ones first.
11002 (Optimization Options): Move -fira-verbose and -flto-report* to
11004 (Developer Options): New section incorporating moved options.
11005 * doc/cppopts.texi (-dM): Update cross-reference.
11007 2016-01-18 Richard Henderson <rth@redhat.com>
11010 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
11011 operands to pseudo only if CSE is expected. Split long immediate
11012 operands only after reload, and for the stack pointer.
11013 (*add<GPI>3_pluslong): Remove.
11014 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
11015 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
11016 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
11017 (*add<GPI>3 peepholes): New.
11018 (*add<GPI>3 splitters): New.
11019 * config/aarch64/constraints.md (Upl): New.
11020 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
11022 2016-01-18 Richard Biener <rguenther@suse.de>
11024 PR tree-optimization/69297
11025 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
11027 (vect_bb_vectorization_profitable_p): Clear visited flag again.
11029 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
11031 PR middle-end/68542
11032 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
11033 of mixind vector and scalar types.
11034 (fold_relational_const): Add handling of vector
11035 comparison with boolean result.
11036 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
11037 comparison of vector operands with boolean result for EQ/NE only.
11038 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
11039 (verify_gimple_cond): Likewise.
11040 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
11043 2016-01-18 Joseph Myers <joseph@codesourcery.com>
11045 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
11048 2016-01-18 Richard Biener <rguenther@suse.de>
11050 PR middle-end/69308
11051 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
11053 2016-01-18 Tom de Vries <tom@codesourcery.com>
11055 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
11057 2016-01-18 Tom de Vries <tom@codesourcery.com>
11059 * omp-low.c (set_oacc_fn_attrib): Make extern.
11060 * omp-low.h (set_oacc_fn_attrib): Declare.
11061 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
11062 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
11063 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
11064 Add and handle function parameter oacc_kernels_p.
11065 (find_reduc_addr, get_omp_data_i_param): New function.
11066 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
11067 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
11068 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
11069 Calculate dominance info. Skip loops that are not in a kernels region
11070 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
11071 (pass_parallelize_loops::execute): Call parallelize_loops with
11072 oacc_kernels_p argument.
11073 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
11074 New member function.
11075 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
11076 * passes.def: Add argument to pass_parallelize_loops instantation.
11078 2016-01-18 Tom de Vries <tom@codesourcery.com>
11080 * tree-parloops.c (pass_parallelize_loops::execute): Allow
11081 pass_parallelize_loops to be run outside the loop pipeline.
11083 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11085 * tree-scalar-evolution.c (follow_copies_to_constant): New.
11086 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
11088 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11091 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
11092 using get_ref_base_and_extent.
11093 (equal_mem_array_ref_p): New.
11094 (hashable_expr_equal_p): Add call to previous.
11096 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11099 * tree-sra.c (disqualified_constants, constant_decl_p): New.
11100 (sra_initialize): Allocate disqualified_constants.
11101 (sra_deinitialize): Free disqualified_constants.
11102 (disqualify_candidate): Update disqualified_constants when appropriate.
11103 (create_access): Scan for constant-pool entries as we go along.
11104 (scalarizable_type_p): Add check against type_contains_placeholder_p.
11105 (maybe_add_sra_candidate): Allow constant-pool entries.
11106 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
11107 (initialize_constant_pool_replacements): New.
11108 (sra_modify_assign): Avoid mangling assignments created by previous,
11109 and don't generate writes into constant pool.
11110 (sra_modify_function_body): Call initialize_constant_pool_replacements.
11112 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11114 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
11115 andnot instruction.
11116 (scalar_chain::convert_op): Likewise.
11117 * config/i386/i386.md (*andndi3_doubleword): New.
11119 2016-01-18 Richard Biener <rguenther@suse.de>
11121 PR tree-optimization/69170
11122 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
11123 building a vector from scalar results of a pattern stmt.
11125 2016-01-18 Jakub Jelinek <jakub@redhat.com>
11127 * haifa-sched.c (autopref_multipass_init): Work around
11128 -Wmaybe-uninitialized warning.
11130 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
11132 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
11133 against the constant 0.
11135 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11137 PR tree-optimization/68799
11138 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
11139 look up phi candidates in the statement-candidate map.
11140 (phi_add_costs): Likewise.
11141 (record_phi_increments): Likewise.
11142 (phi_incr_cost): Likewise.
11143 (ncd_with_phi): Likewise.
11144 (all_phi_incrs_profitable): Likewise.
11146 2016-01-17 Jakub Jelinek <jakub@redhat.com>
11148 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
11149 -Wmaybe-uninitialized warning.
11151 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
11153 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11154 (Option Summary): Update to reflect new section and moved options.
11155 (C++ Dialect Options): Move -fvtable-verify and related options.
11156 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
11157 and profiling-related options.
11158 (Optimization Options): Move profile generation options and
11159 -fstack-protector and related options.
11160 (Instrumentation Options): New section incorporating moved options.
11161 (Code Generation Options): Move -finstrument-functions and
11162 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
11164 2016-01-16 Tom de Vries <tom@codesourcery.com>
11166 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
11168 2016-01-16 Tom de Vries <tom@codesourcery.com>
11170 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
11172 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
11174 * hash-table.h (hash_table::empty): Turn into an inline wrapper
11175 that checks whether the table is already empty. Rename the
11176 original implementation to...
11177 (hash_table::empty_slot): ...this new private function.
11179 2016-01-15 David Malcolm <dmalcolm@redhat.com>
11181 PR diagnostic/68899
11182 * diagnostic-show-locus.c (layout::print_source_line): Move x
11183 offset of line until after call to
11184 get_line_width_without_trailing_whitespace.
11186 2016-01-15 Jeff Law <law@redhat.com>
11188 PR tree-optimization/69270
11189 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
11190 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
11191 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
11192 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
11193 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11194 ssa_name_has_boolean_range and constant_boolean_node.
11196 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
11198 PR rtl-optimization/69030
11199 * lra-spills.c (remove_pseudos): Check nrefs and make the function
11201 (spill_pseudos): Delete debug insn for dead pseudo.
11202 (lra_spill): Initiate spill_hard_reg and slots memory separately.
11204 2016-01-15 Jiong Wang <jiong.wang@arm.com>
11206 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
11208 (TYPES_UNOPUS): Likewise.
11209 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
11210 builtin type, from UNOP to UNOPUS.
11211 (lbtruncuv4sf): Likewise.
11212 (lbtruncuv2df): Likewise.
11213 (lrounduv2sf): Likewise.
11214 (lrounduv4sf): Likewise.
11215 (lrounduv2df): Likewise.
11216 (lroundusf): Likewise.
11217 (lroundusf): Likewise.
11218 (lceiluv2sf): Likewise.
11219 (lceiluv4sf): Likewise.
11220 (lceiluv2df): Likewise.
11221 (lceilusf): Likewise.
11222 (lceiludf): Likewise.
11223 (lflooruv2sf): Likewise.
11224 (lflooruv4sf): Likewise.
11225 (lflooruv2df): Likewise.
11226 (lfloorusf): Likewise.
11227 (lfloorudf): Likewise.
11228 (lfrintnuv2sf): Likewise.
11229 (lfrintnuv4sf): Likewise.
11230 (lfrintnuv2df): Likewise.
11231 (lfrintnusf): Likewise.
11232 (lfrintnudf): Likewise.
11233 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
11235 (vcvtq_u32_f32): Likewise.
11236 (vcvtq_u64_f64): Likewise.
11237 (vcvta_u32_f32): Likewise.
11238 (vcvtaq_u32_f32): Likewise.
11239 (vcvtaq_u64_f64): Likewise.
11240 (vcvtm_u32_f32): Likewise.
11241 (vcvtmq_u32_f32): Likewise.
11242 (vcvtmq_u64_f64): Likewise.
11243 (vcvtn_u32_f32): Likwise.
11244 (vcvtnq_u32_f32): Likewise.
11245 (vcvtnq_u64_f64): Likewise.
11246 (vcvtp_u32_f32): Likewise.
11247 (vcvtpq_u32_f32): Likewise.
11248 (vcvtpq_u64_f64): Likewise.
11249 (vcvtmd_u64_f64): Likewise.
11250 (vcvtms_u32_f32): Likewise.
11251 (vcvtad_u64_f64): Likewise.
11252 (vcvtas_u32_f32): Likewise.
11253 (vcvtnd_u64_f64): Likewise.
11254 (vcvtns_u32_f32): Likewise.
11255 (vcvtpd_u64_f64): Likewise.
11256 (vcvtps_u32_f32): Likewise.
11258 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11260 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
11261 CSEL of zero_extended registers.
11263 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11265 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
11266 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
11268 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11270 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
11271 false when argument string is not found in the attributes table
11274 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
11277 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
11278 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
11279 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
11280 precision estimate.
11282 2016-01-15 Richard Biener <rguenther@suse.de>
11284 PR tree-optimization/66856
11285 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
11286 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
11287 (vect_create_new_slp_node): Increment stmt reference count.
11288 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
11289 an SLP tree before swapping operands.
11290 (vect_build_slp_tree): Likewise.
11291 (destroy_bb_vec_info): Free stmt info after SLP instances.
11292 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
11293 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
11294 (STMT_VINFO_NUM_SLP_USES): New macro.
11296 2016-01-15 Richard Biener <rguenther@suse.de>
11299 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
11300 (add_linkage_name): ... here.
11301 (gen_typedef_die): Use add_linkage_name_raw instead of
11302 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
11305 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
11307 * gimplify.c (oacc_default_clause): Decode reference and pointer
11308 types for both kernels and parallel regions.
11310 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
11312 PR middle-end/69246
11313 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
11315 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11317 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
11318 (convert_scalars_to_vector): Likewise.
11320 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
11322 * doc/extend.texi (Type Traits): Fix grammar.
11324 2016-01-15 Martin Jambor <mjambor@suse.cz>
11326 * tree-inline.c (remap_decl): Use existing dclarations if
11327 remapping a type and prevent_decl_creation_for_types.
11328 (replace_locals_stmt): Do an initial remapping of non-VLA typed
11329 decls first. Do real remapping with
11330 prevent_decl_creation_for_types set.
11331 * tree-inline.h (copy_body_data): New field
11332 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
11335 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11337 * config/s390/s390.opt (mmvcle): More verbose help text.
11339 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11341 * config/s390/s390.opt: Add period to -mzvector option text.
11343 2016-01-15 Richard Biener <rguenther@suse.de>
11345 PR tree-optimization/68961
11346 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
11347 of invariants in stores again.
11349 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
11351 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
11353 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11355 * config/i386/i386.c (ix86_expand_branch): Don't split
11356 DI mode xor instruction to SI mode.
11358 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11361 * ipa-icf.c (sem_function::merge): Virtual functions may become
11362 reachable even if they address is not taken and there are no
11365 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11367 * lto-streamer-out.c (subtract_estimated_size): New function.
11368 (get_symbol_initial_value): Use it.
11370 2016-01-15 Christian Bruel <christian.bruel@st.com>
11373 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
11374 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
11375 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
11376 use add_builtin_function_ext_scope instead of add_builtin_function.
11377 (neon_set_p, neon_crypto_set_p): Remove.
11378 (arm_init_builtins): Always call arm_init_neon_builtins and
11379 arm_init_crypto_builtins.
11380 (arm_expand_builtin): Check that builtins are allowed for the arch.
11381 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
11382 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
11383 arm_init_neon_builtins call.
11385 2016-01-15 Richard Biener <rguenther@suse.de>
11387 PR tree-optimization/69117
11388 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
11389 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
11390 of the leader conservatively.
11391 (free_scc_vn): Restore original SSA name infos.
11393 2016-01-14 Jeff Law <law@redhat.com>
11395 PR tree-optimization/69270
11396 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
11397 single bit of precision, verify it's also unsigned.
11398 (record_edge_info): Use constant_boolean_node rather than fold_convert
11399 to convert boolean_true/boolean_false to the right type.
11401 2016-01-14 Richard Henderson <rth@redhat.com>
11404 * loop-doloop.c (record_reg_sets): New.
11405 (doloop_optimize): Reject the transform if the sequence
11406 clobbers registers live at the end of the loop block.
11407 (doloop_optimize_loops): Enable df_live if needed.
11409 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11411 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
11412 * gcc/config/rs6000/rs6000.c: Likewise.
11413 * gcc/config/rs6000/rs6000.h: Likewise.
11414 * gcc/config/rs6000/rs6000.md: Likewise.
11415 * gcc/doc/extend.texi: Likewsie.
11417 2016-01-14 Jeff Law <law@redhat.com>
11419 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
11422 2016-01-14 Richard Henderson <rth@redhat.com>
11426 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
11427 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
11428 instead of builtin_decl_declared_p to test for declaration.
11430 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
11432 * doc/loop.texi (Loop Analysis and Representation): Document
11433 loop_depth function.
11435 2016-01-14 Tom de Vries <tom@codesourcery.com>
11437 PR tree-optimization/68773
11438 * omp-low.c (expand_omp_target): Don't set force_output.
11439 * varpool.c (varpool_node::get_create): Same.
11440 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
11441 offload_funcs with force_output.
11443 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11446 * lra-eliminations.c (move_plus_up): Don't change anything if either
11447 the outer or inner subreg mode is not MODE_INT.
11448 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
11449 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
11451 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11453 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
11454 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
11455 reduc_uplus_@var{m}): Remove.
11456 * expr.c (expand_expr_real_2): Remove expansion path for
11457 reduc_[us](min|max|plus) optabs.
11458 * optabs-tree.c (scalar_reduc_to_vector): Remove.
11459 * optabs-tree.h (scalar_reduc_to_vector): Remove.
11460 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
11461 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
11462 * tree-vect-loop.c (vectorizable_reduction): Remove test for
11463 reduc_[us](min|max|plus) optabs.
11465 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11467 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
11468 (reduc_plus_scal_v2sf): New.
11469 (reduc_smax_v2sf): Rename to...
11470 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
11471 (reduc_smin_v2sf): Rename to...
11472 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
11474 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
11476 * alias.c (compare_base_symbol_refs): New function.
11477 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
11480 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11482 PR middle-end/68146
11483 PR tree-optimization/69155
11484 * tree-complex.c: Include cfganal.h.
11485 (phis_to_revisit): New variable.
11486 (extract_component): Add phiarg_p argument. Assert that returned
11487 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
11488 (update_phi_components): Partly rewrite to use loop over real/imag
11489 components instead of code duplication. If extract_component returns
11490 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
11491 create_tmp_reg into the PHI node instead, and mention the phi triplet
11492 in phis_to_revisit.
11493 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
11494 in phis_to_revisit at the end.
11496 2016-01-14 Richard Biener <rguenther@suse.de>
11498 PR tree-optimization/68060
11499 * tree-vect-loop.c (vect_is_simple_reduction): Check the
11500 outer loop reduction is only used in the inner loop before
11501 detecting a double reduction.
11503 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11506 * combine.c (expand_field_assignment): Punt if compute_mode is
11507 unsupported scalar mode.
11509 2016-01-14 Richard Biener <rguenther@suse.de>
11511 PR tree-optimization/66856
11512 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
11513 SLP node only if it built successfully.
11514 (vect_analyze_slp_instance): Adjust.
11516 2016-01-14 Jeff Law <law@redhat.com>
11518 PR tree-optimization/69270
11519 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
11520 (record_edge_info): Use it. Convert boolean_{true,false}_node
11521 to the type of op0.
11523 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
11526 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
11527 use block_ultimate_origin
11528 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
11530 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11532 * doc/invoke.texi (Submodel Options): Rename section to
11533 "Machine-Dependent Options" to better reflect its content.
11534 Rewrite introductory text to remove archaic CPU names.
11537 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11539 * doc/invoke.texi (Code Gen Options): Move section up in file,
11540 before target-specific options. Update menu and option summary
11541 to reflect the new section ordering.
11543 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11545 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
11546 (C++ Dialect Options): Add cross-reference to -std option.
11547 * doc/standards.texi (C++ Language): Document C++14 support.
11549 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11551 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
11552 for pack/unpack functions for __ibm128.
11553 (PACK_IF): Likewise.
11554 (UNPACK_IF): Likewise.
11556 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
11557 support for __ibm128 pack/unpack functions.
11558 (rs6000_invalid_builtin): Likewise.
11559 (rs6000_init_builtins): Likewise.
11560 (rs6000_opt_masks): Likewise.
11562 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
11563 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
11565 (RS6000_BTM_COMMON): Likewise.
11567 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
11568 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
11569 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
11570 128-bit floating point. Add support for the double values to be
11571 in Altivec registers for TF/IF packing and unpacking, but restrict
11572 TD packing sub-fields to be FPR registers. Don't allow overlapped
11573 register support for packing. Allow pack inputs to be memory
11574 locations. Don't build generator functions for unpack<mode>_dm
11575 and unpack<mode>_nodm.
11576 (unpack<mode>_dm): Likewise.
11577 (unpack<mode>_nodm): Likewise.
11578 (pack<mode>): Likewise.
11580 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
11581 built-in functions to pack/unpack explicit __ibm128 values.
11582 (__builtin_unpack_ibm128): Likewise.
11584 * doc/extend.texi (PowerPC Built-in Functions): Document
11585 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
11587 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
11590 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
11591 Add new arg loc and pass it down as context.
11592 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
11593 to the location to use for the warning.
11594 (check_function_arguments): New arg loc. All callers changed. Pass
11595 it to check_function_nonnull.
11596 * c-common.h (check_function_arguments): Adjust declaration.
11598 2016-01-13 Jakub Jelinek <jakub@redhat.com>
11600 PR tree-optimization/69156
11601 * gimple.c (validate_type): Removed.
11602 (gimple_builtin_call_types_compatible_p): Use
11603 useless_type_conversion_p instead of validate_type.
11604 * value-prof.c (gimple_stringop_fixed_value): Fold
11605 icall_size to correct type.
11607 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11609 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
11612 2016-01-13 Richard Henderson <rth@redhat.com>
11615 * target.def (builtin_tm_load, builtin_tm_store): Remove.
11616 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
11617 (ix86_builtin_tm_store): Remove.
11618 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11619 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11620 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11621 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11622 * doc/tm.texi: Rebuild.
11624 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
11625 (BUILT_IN_TM_MEMCPY_RTWN): New.
11626 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
11627 fallback from vector to integer helpers.
11628 (build_tm_load): Handle vector types directly, instead of
11630 (build_tm_store): Likewise.
11631 (expand_assign_tm): Prepare for register types not handled by
11632 the above. Copy them to memory and use memcpy.
11633 * tree.c (tm_define_builtin): New.
11634 (find_tm_vector_type): New.
11635 (build_tm_vector_builtins): New.
11636 (build_common_builtin_nodes): Call it.
11638 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
11640 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
11641 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
11643 2016-01-13 Tom de Vries <tom@codesourcery.com>
11645 PR tree-optimization/69169
11646 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
11647 handled_struct_type param.
11648 (create_variable_info_for, intra_create_variable_infos): Call
11649 create_variable_info_for_1 with extra arg.
11651 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
11653 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
11654 and "armv8.1-a+crc" entries.
11656 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
11659 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
11660 Change first operand predicate from register_or_constm1_operand
11661 to register_operand.
11662 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
11663 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11664 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11665 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11666 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11667 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11668 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11669 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11670 comparison with constm1_rtx from vec_prefetch_gen part.
11672 2016-01-13 Richard Biener <rguenther@suse.de>
11674 PR tree-optimization/69013
11675 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11676 Exchange assert for a test.
11678 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11681 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11683 2016-01-13 Richard Biener <rguenther@suse.de>
11685 PR tree-optimization/69242
11686 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11687 assert with a check.
11689 2016-01-13 Richard Biener <rguenther@suse.de>
11691 PR tree-optimization/69186
11692 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11693 Properly guard vect_update_misalignment_for_peel call.
11695 2016-01-12 Jeff Law <law@redhat.com>
11697 PR tree-optimization/pr67755
11698 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11699 "need_profile_correction".
11700 (thread_block_1): Initialize new field to false by default. If we
11701 have multiple thread paths through a common joiner to different
11702 final targets, then set new field to true.
11703 (compute_path_counts): Only do count adjustment when it's really
11706 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11708 * doc/invoke.texi (Spec Files): Move section down in file, past
11709 all command-line option descriptions.
11711 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11713 PR middle-end/54809
11714 * doc/gty.texi: Remove documentation of mark_hook.
11715 * gengtype.c (struct write_types_data): Remove code to support
11716 mark_hook attribute.
11717 (walk_type): Likewise.
11718 (write_func_for_structure): Likewise.
11720 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11722 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11723 Directory Options, and -specs= to Overall Options.
11724 (Overall Options): Adjust similarly. Reorder to group related
11725 options together. Make -specs= cross-reference the spec file details.
11726 (Directory Options): Adjust similarly.
11728 2016-01-12 Jeff Law <law@redhat.com>
11730 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11732 2016-01-12 Olivier Hainque <hainque@adacore.com>
11734 * gcc.c (spec_undefvar_allowed): New global.
11735 (process_command): Set to true when running for --version or --help,
11737 (getenv_spec_function): When the variable is not defined, use the
11738 variable name as the variable value if we're allowed not to issue
11741 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11743 PR tree-optimization/68911
11744 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11745 information computed for expression "init + nit * step".
11747 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11749 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11750 about name of GCC executable. Remove deleted node from menu.
11751 (Directory Options) <-B>: Remove cross-reference to deleted node.
11752 (Target Options): Delete section.
11754 2016-01-12 Christian Bruel <christian.bruel@st.com>
11757 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11758 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11760 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11763 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11764 aligned_mem is properly set for AVX512-VL floating point masked
11768 * ifcvt.c (cond_exec_process_if_block): When removing the last
11769 insn from then_bb, remove also any possible barriers that follow it.
11771 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11775 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11776 (PTRDIFF_TYPE): Likewise.
11777 (WCHAR_TYPE): Likewise.
11778 (WCHAR_TYPE_SIZE): Likewise.
11779 (STDINT_LONG32): Likewise.
11781 2016-01-12 Richard Biener <rguenther@suse.de>
11783 PR tree-optimization/69053
11784 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11785 convert initial value for cond reductions.
11787 2016-01-12 Richard Biener <rguenther@suse.de>
11789 PR tree-optimization/69007
11790 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11791 widen_sum after dot_prod and sad.
11793 2016-01-12 Richard Biener <rguenther@suse.de>
11795 PR tree-optimization/69168
11796 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11797 pattern stmt SLP type.
11798 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11799 end up unused so cope with that case.
11801 2016-01-12 Richard Biener <rguenther@suse.de>
11803 PR tree-optimization/69157
11804 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11805 stmts def type only during analyze phase.
11806 (vectorizable_call): Likewise.
11807 (vectorizable_simd_clone_call): Likewise.
11808 (vectorizable_conversion): Likewise.
11809 (vectorizable_assignment): Likewise.
11810 (vectorizable_shift): Likewise.
11811 (vectorizable_operation): Likewise.
11812 (vectorizable_store): Likewise.
11813 (vectorizable_load): Likewise.
11815 2016-01-12 Richard Biener <rguenther@suse.de>
11817 PR tree-optimization/69174
11818 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11820 (vectorizable_load): Properly compute the number of loads needed
11821 for permuted strided SLP loads and do not spuriously assign
11822 to SLP_TREE_VEC_STMTS.
11824 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11826 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11827 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11828 (MD_EXEC_PREFIX): Remove.
11829 (MD_STARTFILE_PREFIX) Removee.
11830 (FILE_NAME_ABSOLUTE_P): Remove.
11831 (CPP_SPEC): Do not read macros from sys/version.h.
11832 (LINK_COMMAND_SPEC): Remove.
11833 (LOCAL_INCLUDE_DIR): Remove.
11834 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11835 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11836 (POST_LINK_SPEC): Define to invoke stubify after linker
11837 (LIBSTDCXX): Remove define
11838 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11839 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11840 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11841 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11842 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11843 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11844 (i386_djgpp_asm_named_section): Add propotype of new procedure
11846 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11847 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11848 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11849 in config/i386/djgpp.h).
11850 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11851 STANDARD_STARTFILE_PREFIX_1.
11852 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11853 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11854 installation errors.
11855 (MAX_OFILE_ALIGNMENT): Define to 128.
11856 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11858 * config/i386/djgpp.c: New file. Add implementation of
11859 i386_djgpp_asm_named_section.
11861 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11863 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11864 Add rule for building djgpp.o.
11866 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11868 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11869 (rtx_is_swappable_p): Reductions are swappable.
11870 (insn_is_swappable_p): V2DF reductions are swappable.
11872 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11874 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11875 reloads for other unsupported memory operands.
11877 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11878 Jim Wilson <jim.wilson@linaro.org>
11881 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11882 copy_to_mode_reg instead of force_reg.
11884 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11887 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11888 TARGET_80387 is true.
11890 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11893 * lra-eliminations.c (move_plus_up): Only move plus up
11894 if subreg of the constant can be simplified into constant
11895 and use the simplified subreg of the constant instead of
11896 the original constant.
11898 * fold-const.c (fold_convertible_p): Don't return true
11899 for conversion of VECTOR_TYPE to same sized integral type.
11900 (fold_convert_loc): Fix up formatting. Fold conversion of
11901 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11902 instead of NOP_EXPR.
11904 PR tree-optimization/69214
11905 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11906 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11909 PR tree-optimization/69207
11910 * tree-vect-slp.c (vect_get_constant_vectors): For
11911 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11912 fold_convertible_p to vector_type's element type, and always
11913 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11915 2016-01-11 Richard Biener <rguenther@suse.de>
11917 PR tree-optimization/69173
11918 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11919 fixup the cycle if all stmts are in a pattern.
11921 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11923 PR middle-end/68999
11924 * alias.c (base_alias_check): Move check for addresses with
11925 alignment ANDs before the call for compare_base_decls.
11926 (memrefs_conflict_p): Return -1 for different decls
11927 that went through alignment adjustments.
11929 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11931 PR rtl-optimization/68796
11932 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11933 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11934 and QImode comparisons against zero with CC_NZmode.
11935 * config/aarch64/iterators.md (short_mask): New mode_attr.
11937 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11939 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11940 (<avx512>_store<mode>_mask): Likewise.
11942 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11943 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11945 PR rtl-optimization/68841
11946 * ifcvt.c (struct noce_if_info): Add orig_x field.
11947 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11948 Don't record conflicts on to_rename if it's present.
11949 Allow memory destinations in sets.
11950 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11951 blocks, passing orig_x to the checks.
11952 (noce_process_if_block): Set if_info->orig_x appropriately.
11954 2016-01-11 Tom de Vries <tom@codesourcery.com>
11956 PR tree-optimization/69069
11957 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11959 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11961 PR rtl-optimization/68920
11962 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11963 of conditional moves for RTL if-conversion to 1 for
11964 TARGET_ONE_IF_CONV_INSN.
11965 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11966 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11967 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11968 parameter to restirct number of conditional moves for
11970 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11971 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11974 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11977 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11978 onepart vars. Fix typo in comment. Fix reversed condition in
11980 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11983 * var-tracking.c (dump_onepart_variable_differences): New.
11984 (dataflow_set_different): If a detailed dump is requested,
11985 delay early returns and dump differences between onepart
11986 variables present before and after, and added variables.
11988 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11991 * expr.c (expand_expr_real_1): For boolean vector constants
11992 with a scalar mode use const_scalar_mask_from_tree.
11993 (const_scalar_mask_from_tree): New.
11994 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11995 assigned to a mask type to handle constants.
11997 2016-01-11 Martin Jambor <mjambor@suse.cz>
12000 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
12001 useless parameters if we cannot change function signature.
12003 2016-01-11 Martin Jambor <mjambor@suse.cz>
12006 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
12009 2016-01-11 Tom de Vries <tom@codesourcery.com>
12011 PR tree-optimization/69109
12012 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
12015 2016-01-11 Tom de Vries <tom@codesourcery.com>
12017 PR tree-optimization/69108
12018 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
12019 res is not used in a phi.
12021 2016-01-11 Yury Gribov <y.gribov@samsung.com>
12024 * common.opt (frandom-seed): Fix parameter name.
12025 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
12027 2016-01-11 Tom de Vries <tom@codesourcery.com>
12029 PR tree-optimization/69058
12030 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
12033 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
12035 * config/arc/arc.opt (mdiv-rem): Add period to the end.
12036 (mcode-density): Likewise.
12038 2016-01-10 Tom de Vries <tom@codesourcery.com>
12040 PR tree-optimization/69062
12041 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
12042 (parallelize_loops): Don't paralelize loop that has phi with address
12045 2016-01-10 Tom de Vries <tom@codesourcery.com>
12047 PR tree-optimization/69039
12048 * tree-parloops.c (try_create_reduction_list): Only allow single exit
12051 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
12053 PR middle-end/68743
12054 * match.pd: Require target has function_c99_misc before doing
12055 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
12057 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
12059 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
12061 * configure: Regenerate.
12063 2016-01-09 Jakub Jelinek <jakub@redhat.com>
12065 PR middle-end/50865
12066 PR tree-optimization/69097
12067 * fold-const.h (expr_not_equal_to): New prototype.
12068 * fold-const.c: Include stringpool.h and tree-ssanames.h.
12069 (expr_not_equal_to): New function.
12070 * match.pd (X % -Y is the same as X % Y): Don't optimize
12071 unless X is known not to be equal to minimum or Y is known
12072 not to be equal to -1.
12073 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
12074 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
12075 (simplify_stmt_using_ranges): Adjust caller.
12076 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
12077 substitute_and_fold.
12079 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
12081 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
12084 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12086 PR tree-optimization/69167
12087 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
12088 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
12090 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
12092 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12093 Richard Biener <rguenther@suse.de>
12095 PR tree-optimization/68707
12096 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
12097 instances that can be handled via vect_load_lanes.
12099 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
12101 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
12102 if we can't determine address equivalence.
12103 * alias.c (compare_base_decl): Update for changed return value of
12104 symtab_node::equal_address_to.
12106 2016-01-08 Jason Merrill <jason@redhat.com>
12110 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
12111 * expr.c (store_field): Not here.
12112 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
12113 call with TREE_ADDRESSABLE type.
12114 * tree-cfg.c (verify_gimple_call): Adjust.
12116 2016-01-08 Olivier Hainque <hainque@adacore.com>
12118 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
12121 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12123 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
12124 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
12125 (reduc_smin_v2sf): Rename to...
12126 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
12127 (reduc_splus_v2sf): Rename to...
12128 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
12130 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12132 PR tree-optimization/69162
12133 * gimplify.c (gimplify_va_arg_expr): Encode original type of
12134 valist argument in another argument.
12135 (gimplify_modify_expr): Adjust for the above change. Cleanup.
12136 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
12137 to determine the va_list type, build a MEM_REF instead of
12138 build_fold_indirect_ref.
12140 PR tree-optimization/69172
12141 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
12144 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
12146 PR tree-optimization/67781
12147 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
12148 and cmpnop in two steps: first the ones not accessed in original
12149 gimple expression in a endian independent way and then the ones not
12150 accessed in the final result in an endian-specific way.
12152 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12154 PR tree-optimization/69083
12155 * tree-vect-slp.c (vect_get_constant_vectors): For
12156 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
12157 element type. If op is fold_convertible_p to vector_type's element
12158 type, use NOP_EXPR instead of VCE.
12160 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
12162 PR rtl-optimization/67778
12163 PR rtl-optimization/68634
12164 PR rtl-optimization/68909
12165 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
12166 block from the stack until done with it. Remove a superfluous
12167 bitmap set. Remove a superfluous bitmap test.
12169 2016-01-07 Martin Sebor <msebor@redhat.com>
12172 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
12173 constraint on the type of arguments.
12175 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
12177 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
12178 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
12179 unaligned_access on the gcc_options set.
12180 * config/arm/arm.c (arm_option_override_internal): Use
12181 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
12183 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12186 * config/i386/i386.c (ix86_frame_pointer_required): Enable
12187 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
12189 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12192 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12195 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12196 depending on frame_pointer_needed before remaining integer and SSE
12197 registers are saved.
12199 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
12202 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
12204 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
12207 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
12208 Use the "xBm" constraint.
12209 (float<sseintvecmodelower><mode>2<mask_name><round_name):
12211 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
12212 (sse_cvtsi2ssq<round_name>): Likewise.
12213 (sse_cvtss2si<round_name>): Likewise.
12214 (sse_cvtss2siq<round_name>): Likewise.
12215 (sse2_cvtsi2sdq<round_name>): Likewise.
12216 (sse2_cvtsd2si<round_name>): Likewise.
12217 (sse2_cvtsd2siq<round_name>): Likewise.
12218 * config/i386/subst.md (round_nimm_scalar_predicate): New
12221 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
12223 PR middle-end/67639
12224 * varasm.c (make_decl_rtl): Mark invalid register vars as
12227 PR rtl-optimization/66206
12228 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
12229 All callers changed.
12231 2016-01-07 Jakub Jelinek <jakub@redhat.com>
12233 PR tree-optimization/69141
12234 * tree-ssa-pre.c: Include langhooks.h.
12235 (eliminate_dom_walker::before_dom_children): Use
12236 lang_hooks.decl_printable_name instead of
12237 cgraph_node::get ()->name ().
12239 PR middle-end/68960
12240 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
12241 it and DECL_ALIGN too.
12243 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
12245 * config/mips/mips-ftypes.def: Sort to lexicographical order.
12247 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12250 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12251 depending on frame_pointer_needed before remaining integer and SSE
12252 registers are saved.
12254 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12256 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
12257 mode iterator with VSX_M2.
12258 (*p9_vecstore_<mode>): Likewise.
12259 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
12260 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
12261 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
12262 (define_split for VSX_LE128 stores): Likewise.
12263 (define_peephole2 for TImode LE swaps): Likewise.
12264 (define_split for VSX_LE128 post-reload stores): Likewise.
12266 2016-01-06 Marek Polacek <polacek@redhat.com>
12269 * convert.c (convert_to_integer_1): Adjust call to
12270 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
12271 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
12272 EXPR instead of ARG.
12273 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
12275 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12278 * doc/extend.texi (RL78 Variable Attributes): New section.
12280 2016-01-05 Marek Polacek <polacek@redhat.com>
12283 * builtins.c (get_memmodel): Use expansion point location rather than
12284 the input location. Call warning_at rather than warning.
12285 (expand_builtin_atomic_compare_exchange): Likewise.
12286 (expand_builtin_atomic_load): Likewise.
12287 (expand_builtin_atomic_store): Likewise.
12288 (expand_builtin_atomic_clear): Likewise.
12290 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12293 * config/i386/i386.c (ix86_expand_vector_logical_operator):
12294 Replace nonimmediate_operand with vector_operand.
12295 * config/i386/predicates.md (vector_operand): New predicate.
12296 (general_vector_operand): Replace nonimmediate_operand with
12298 * config/i386/sse.md: Replace nonimmediate_operand with
12299 vector_operand and m constraint with Bm constraint on SSE
12300 patterns with 16-byte memory operand.
12301 * config/i386/subst.md (round_nimm_predicate): Replace
12302 nonimmediate_operand with vector_operand.
12303 (round_saeonly_nimm_predicate): Likewise.
12304 (round_saeonly_nimm_scalar_predicate): New.
12306 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12309 * config/i386/constraints.md (Bm): New constraint.
12310 * config/i386/predicates.md (vector_memory_operand): New
12312 * config/i386/sse.md: Replace xm with xBm in plusminus and
12313 any_logic patterns.
12315 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12318 * doc/extend.texi (V850 Function Attributes): New section.
12319 (V850 Variable Attributes): New section.
12321 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12324 * doc/extend.texi (MicroBlaze Function Attributes): Document
12325 interrupt_handler and fast_interrupt attributes.
12327 2016-01-05 Sergei Trofimovich <siarheit@google.com>
12330 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
12331 for local symbolic operands.
12332 * config/ia64/predicates.md (local_symbolic_operand64): New
12335 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12337 PR rtl-optimization/68651
12338 * combine.c (combine_simplify_rtx): Canonicalize x + x into
12341 2016-01-05 Nathan Sidwell <nathan@acm.org>
12343 * alias.c (compare_base_decls): Use symtab_node::get.
12345 2016-01-05 Nick Clifton <nickc@redhat.com>
12348 * ira-costs.c (copy_cost): Initialise the t_icode field of the
12349 secondary_reload_info structure.
12352 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
12353 decls if weak support is available.
12355 2016-01-04 Martin Sebor <msebor@redhat.com>
12357 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
12359 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12361 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
12362 OPTION_MASK_P9_DFORM.
12364 * config/rs6000/constraints.md (wo constraint): New constraint for
12367 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
12369 (rs6000_init_hard_regno_mode_ok): Likewise.
12371 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
12374 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
12375 expanders not to have constraints. Add support for ISA 3.0 xxperm
12376 instruction. Add support for fusing xxlor with xxperm.
12377 (altivec_vperm_<mode>_internal): Likewise.
12378 (altivec_vperm_v8hiv16qi): Likewise.
12379 (altivec_vperm_<mode>v16q): Likewise.
12380 (altivec_vperm_<mode>_uns): Likewise.
12381 (vperm_v8hiv4si): Likewise.
12382 (vperm_v16qiv8hi): Likewise.
12384 * doc/md.texi (RS/6000 constraints): Document wo constraint.
12386 2016-01-04 Jakub Jelinek <jakub@redhat.com>
12388 Update copyright years.
12390 * gcc.c (process_command): Update copyright notice dates.
12391 * gcov-dump.c (print_version): Ditto.
12392 * gcov.c (print_version): Ditto.
12393 * gcov-tool.c (print_version): Ditto.
12394 * gengtype.c (create_file): Ditto.
12395 * doc/cpp.texi: Bump @copying's copyright year.
12396 * doc/cppinternals.texi: Ditto.
12397 * doc/gcc.texi: Ditto.
12398 * doc/gccint.texi: Ditto.
12399 * doc/gcov.texi: Ditto.
12400 * doc/install.texi: Ditto.
12401 * doc/invoke.texi: Ditto.
12403 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12405 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
12406 modes larger than TImode as TImode if NEON is not enabled.
12408 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12411 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
12412 mode for %f0-%f31 only if TARGET_FPU.
12414 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12417 * config/sparc/sparc.c (scan_record_type): Take into account subfields
12418 to compute the PACKED_P predicate.
12419 (function_arg_record_value): Minor tweaks.
12421 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
12423 * doc/install.texi (--with-multilib-list): Describe the meaning of the
12424 option for arm*-*-* targets.
12426 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
12428 * doc/extend.texi (Common Function Attributes): Move docs for
12429 MSP430-specific attributes to....
12430 (MSP430 Function Attributes): ...here. Delete the redundant
12431 entries and copy-edit the remaining text.
12432 (MSP430 Variable Attributes): Use uniform format for index
12433 entries and add a cross-reference to the corresponding function
12436 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
12438 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
12440 (x86 Options): Likewise.
12442 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12446 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
12447 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
12448 to corresponding attribute.
12450 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12452 * doc/extend.texi (Common Function Attributes) <noplt>: Move
12453 to correct alphabetization of table. Copy-edit and correct
12455 <stack_protect>: Likewise.
12456 <target_clones>: Likewise.
12458 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
12459 Correct punctuation.
12460 (Code Gen Options) <-fno-plt>: Copy-edit.
12462 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
12465 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
12466 SI values. Explicitly convert SI to DI and vice-versa.
12468 2016-01-01 Jakub Jelinek <jakub@redhat.com>
12470 PR tree-optimization/69070
12471 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
12472 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
12475 * ubsan.c (ubsan_instrument_float_cast): Call
12476 initialize_sanitizer_builtins.
12479 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
12481 Copyright (C) 2016 Free Software Foundation, Inc.
12483 Copying and distribution of this file, with or without modification,
12484 are permitted in any medium without royalty provided the copyright
12485 notice and this notice are preserved.