1 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3 * calls.c (can_implement_as_sibling_call_p): Mark param
4 reg_parm_stack_space with ATTRIBUTE_UNUSED.
6 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
8 * gcc/config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
9 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
10 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
12 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
13 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
16 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
18 * config/nvptx/nvptx.md (sincossf3): New pattern.
20 2016-05-20 H.J. Lu <hongjiu.lu@intel.com>
23 * common/config/i386/i386-common.c
24 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
25 (ix86_handle_option): Disable MPX, MMX, SSE and x87 instructions
26 for -mgeneral-regs-only.
27 * config/i386/i386.c (ix86_option_override_internal): Don't
28 enable x87 instructions if only the general registers are
30 * config/i386/i386.opt: Add -mgeneral-regs-only.
31 * doc/invoke.texi: Document -mgeneral-regs-only.
33 2016-05-20 David Malcolm <dmalcolm@redhat.com>
35 * calls.c (maybe_complain_about_tail_call): New function.
36 (initialize_argument_information): Call
37 maybe_complain_about_tail_call when clearing *may_tailcall.
38 (can_implement_as_sibling_call_p): Call
39 maybe_complain_about_tail_call when returning false.
40 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
41 ensure try_tail_call is set. Call maybe_complain_about_tail_call
42 if tail-call optimization fails.
43 * cfgexpand.c (expand_call_stmt): Initialize
44 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
45 * gimple-pretty-print.c (dump_gimple_call): Dump
46 gimple_call_must_tail_p.
47 * gimple.c (gimple_build_call_from_tree): Call
48 gimple_call_set_must_tail with the value of
49 CALL_EXPR_MUST_TAIL_CALL.
50 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
51 (gimple_call_set_must_tail): New function.
52 (gimple_call_must_tail_p): New function.
53 * print-tree.c (print_node): Update printing of TREE_STATIC
54 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
55 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
56 trailing comment listing applicable flags.
57 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
59 2016-05-20 David Malcolm <dmalcolm@redhat.com>
61 * calls.c (expand_call): Move "Rest of purposes for tail call
62 optimizations to fail" to...
63 (can_implement_as_sibling_call_p): ...this new function, and
64 split into multiple "if" statements.
66 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
68 * cfgloop.h (expected_loop_iterations_unbounded,
69 expected_loop_iterations): Unconstify.
70 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
71 profile with known upper bound; return 3 when profile is absent.
72 (expected_loop_iterations): Update.
74 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
76 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
77 and get_max_loop_iterations_int.
79 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
81 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
82 realistic upper bounds here.
84 2016-05-20 Jakub Jelinek <jakub@redhat.com>
87 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
88 calls if the LHS is variable length or has addressable type.
89 If targets[0]->decl is a noreturn call with void return type and
90 zero arguments, adjust fntype and remove lhs in that case.
92 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
94 PR tree-optimization/71079
95 PR tree-optimization/71206
96 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
98 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
100 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
101 (get_vec_alignment_for_array_decl): Likewise.
102 (get_vec_alignment_for_record_decl): Likewise.
103 (increase_alignment::execute): Move code to find alignment to
104 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
105 (type_align_map): New hash_map.
107 2016-05-20 Richard Guenther <rguenther@suse.de>
109 PR tree-optimization/29756
110 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
111 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
112 * fold-const.c (operand_equal_p): Likewise.
113 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
114 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
115 * tree-inline.c (estimate_operator_cost): Likewise.
116 * tree-pretty-print.c (dump_generic_node): Likewise.
117 * tree-ssa-operands.c (get_expr_operands): Likewise.
118 * cfgexpand.c (expand_debug_expr): Likewise.
119 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
120 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
121 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
122 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
123 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
124 (execute_update_addresses_taken): Do it.
126 2016-05-20 Richard Biener <rguenther@suse.de>
128 PR tree-optimization/71185
129 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
132 2016-05-20 Richard Biener <rguenther@suse.de>
134 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
135 gimple_seq_add_seq_without_update.
136 (release_bb_predicate): Assert we have no operands to free.
137 (if_convertible_loop_p_1): Calculate post dominators later.
138 Do not free BB predicates here.
139 (combine_blocks): Do not recompute BB predicates.
140 (version_loop_for_if_conversion): Save BB predicates around
143 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
145 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
146 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
147 code. Ignore sibcalls on EDGE_IGNORE edges.
148 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
149 on edges for sibcalls that run without prologue. The rest of the
150 function is combined from...
151 (fix_fake_fallthrough_edge): ... this, and ...
152 (try_shrink_wrapping): ... a part of this. Remove the bb_with
153 function argument, make it a local variable.
155 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
157 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
158 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
159 for 32-bit mode and SEH for 64-bit.
160 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
161 TARGET_64BIT_DEFAULT.
163 2016-05-19 Ryan Burn <contact@rnburn.com>
165 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
166 * gengtype.c (open_base_files): Add cilk.h to ifiles.
168 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
170 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
171 force pending loads from memory.
173 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
175 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
176 (UNSPEC_DARN_32): New unspec constant.
177 (UNSPEC_DARN_RAW): New unspec constant.
178 (darn_32): New instruction.
179 (darn_raw): New instruction.
180 (darn): New instruction.
181 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
182 support and documentation for this macro.
183 (BU_P9_MISC_1): New macro definition.
184 (BU_P9_64BIT_MISC_0): New macro definition.
185 (BU_P9_MISC_0): New macro definition.
186 (darn_32): New builtin definition.
187 (darn_raw): New builtin definition.
188 (darn): New builtin definition.
189 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
190 RS6000_BUILTIN_0 directives to surround each occurrence of
191 #include "rs6000-builtin.def".
192 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
193 RS6000_BTM_64BIT flags to the returned mask, depending on
195 (def_builtin): Correct an error in the assignments made to the
196 debugging variable attr_string.
197 (rs6000_expand_builtin): Add support for no-operand built-in
199 (builtin_function_type): Remove fatal_error assertion that is no
201 (rs6000_common_init_builtins): Add support for no-operand built-in
203 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
205 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
207 (RS6000_BTM_64BIT): New macro definition.
208 * doc/extend.texi: Document __builtin_darn (void),
209 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
212 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
214 * tree-vect-loop.c (vect_analyze_loop_2): Use also
215 max_loop_iterations_int.
217 2016-05-19 Marek Polacek <polacek@redhat.com>
219 PR tree-optimization/71031
220 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
221 condition and adjust the code a bit.
223 2016-05-19 Martin Liska <mliska@suse.cz>
225 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
226 auto_vec instead of vec.
228 2016-05-19 Martin Liska <mliska@suse.cz>
230 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
232 2016-05-19 Martin Liska <mliska@suse.cz>
234 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
236 2016-05-19 Martin Liska <mliska@suse.cz>
238 * ipa-pure-const.c (set_function_state): Remove an existing
240 (remove_node_data): Do not free it as it's released
241 in set_function_state.
243 2016-05-19 Martin Liska <mliska@suse.cz>
245 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
248 2016-05-19 Martin Liska <mliska@suse.cz>
250 * omp-simd-clone.c (simd_clone_adjust): Release vector.
252 2016-05-19 Martin Liska <mliska@suse.cz>
254 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
255 an auto_vec instead of re-creating it.
257 2016-05-19 Martin Liska <mliska@suse.cz>
259 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
260 auto_vec instead of vec.
262 2016-05-19 Martin Liska <mliska@suse.cz>
264 * lto-section-in.c (lto_get_section_data): Call
265 lto_check_version with additional argument.
266 * lto-streamer.c (lto_check_version): Add new argument.
267 * lto-streamer.h (lto_check_version): Likewise.
269 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
271 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
272 Don't add cost of inner memory when handling sign-extended loads.
274 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
276 PR rtl-optimization/71148
277 * cse.c (cse_main): Free dominance info.
278 (rest_of_handle_cse): Don't free dominance info.
279 (rest_of_handle_cse2): Likewise.
280 (rest_of_handle_cse_after_global_opts): Likewise.
282 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
285 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
286 NULL_TREE early if NEON is not available. Remove now redundant check
287 in ARM_CHECK_BUILTIN_MODE.
289 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
292 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
293 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
294 * doc/cpp.texi: Document new macros.
296 2016-05-19 Bin Cheng <bin.cheng@arm.com>
298 PR tree-optimization/69848
299 * tree-vect-loop.c (vectorizable_reduction): Don't factor
300 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
302 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
304 * function.c (thread_prologue_and_epilogue_insn): Move the
305 "goto epilogue_done" one block later.
307 2016-05-19 Richard Biener <rguenther@suse.de>
309 PR tree-optimization/70729
310 * passes.def: Move LIM pass before PRE. Remove no longer
311 required copyprop and move first DCE out of the loop pipeline.
313 2016-05-18 David Malcolm <dmalcolm@redhat.com>
316 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
317 (OBJS-libcommon-target): ...here.
318 * opts-common.c: Include spellcheck.h.
319 (cmdline_handle_error): Build a vec of valid options and use it
320 to suggest provide hints for misspelled arguments.
322 2016-05-18 Jakub Jelinek <jakub@redhat.com>
325 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
326 lhs if it has TREE_ADDRESSABLE type.
328 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
331 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
332 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
334 2016-05-18 Martin Jambor <mjambor@suse.cz>
337 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
338 input for NOP_EXPR pass-through functions.
339 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
340 aggregate global constant VAR_DECLs in constant jump functions.
342 2016-05-18 Martin Jambor <mjambor@suse.cz>
345 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
346 from TREE_READONLY parameters.
348 2016-05-18 Martin Jambor <mjambor@suse.cz>
351 * cgraph.h (cgraph_indirect_call_info): New field
352 guaranteed_unmodified.
353 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
354 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
356 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
357 pass the parameter value to ipa_find_agg_cst_for_param.
358 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
359 guaranteed_unmodified, store AA results there instead of bailing out
361 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
362 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
363 (find_constructor_constant_at_offset): New function.
364 (ipa_find_agg_cst_from_init): Likewise.
365 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
366 static initializers of contants, report back through a new paameter
367 from_global_constant if that was the case.
368 (try_make_edge_direct_simple_call): Also pass parameter value to
369 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
371 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
372 (ipa_read_indirect_edge_info): Likewise.
373 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
374 (ipa_load_from_parm_agg): Likewise.
376 2016-05-18 Jiong Wang <jiong.wang@arm.com>
378 PR rtl-optimization/71150
379 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
382 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
385 * config/rs6000/constraints.md (wE constraint): New constraint
386 for a vector constant that can be loaded with XXSPLTIB.
387 (wM constraint): New constraint for a vector constant of a 1's.
388 (wS constraint): New constraint for a vector constant that can be
389 loaded with XXSPLTIB and a vector sign extend instruction.
390 * config/rs6000/predicates.md (xxspltib_constant_split): New
391 predicates for wE/wS constraints.
392 (xxspltib_constant_nosplit): Likewise.
393 (easy_vector_constant): Add support for constants that can be
395 (all_ones_constant): New predicate for vector constant with all
397 (splat_input_operand): Add support for ISA 3.0 word splat operations.
398 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
399 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
400 instruction and possibly with a sign extension.
401 (output_vec_const_move): Add support for XXSPLTIB. If we are
402 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
403 instead of XXLXOR/XXLORC.
404 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
406 (rs6000_legitimize_reload_address): Likewise.
407 (rs6000_output_move_128bit): Use output_vec_const_move to emit
409 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
410 combine VSX_M and VSX_M2 into one iterator.
412 (VSINT_84): New iterators for loading constants with XXSPLTIB.
413 (VSINT_842): Likewise.
414 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
415 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
416 XXSPLTIB instruction.
417 (xxspltib_<mode>_nosplit): Likewise.
418 (xxspltib_<mode>_split): New insn to load up constants with
419 XXSPLTIB and a sign extend instruction.
420 (vsx_mov<mode>): Replace single move that handled all vector types
421 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
422 moves (when -mvsx-timode is in effect) into the main vector
423 moves. Eliminate separate moves for <VSr> <VSa>, where the
424 preferred register class (<VSr>) is listed first, and the
425 secondary register class (<VSa>) is listed second with a '?' to
426 discourage use. Prefer loading 0/-1 in any VSX register for ISA
427 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
428 that if the register was involved in a slow operation, the
429 clear/set operation does not wait for the slow operation to
430 finish. Adjust the length attributes for 32-bit mode. Use
431 rs6000_output_move_128bit and drop the use of the string
432 instructions for 32-bit movti when -mvsx-timode is in effect. Use
433 spacing so that the alternatives and attributes don't generate
434 long lines, and put things in columns, so that it is easier to
435 match up the operands and attributes with the insn alternatives.
436 (vsx_mov<mode>_64bit): Likewise.
437 (vsx_mov<mode>_32bit): Likewise.
438 (vsx_movti_64bit): Fold movti into normal vector moves.
439 (vsx_movti_32bit): Likewise.
440 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
442 (vsx_splat_v4si_internal): Likewise.
443 (vsx_splat_v4sf_internal): Likewise.
444 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
445 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
446 extend vector elements.
447 (vsx_sign_extend_hi_<mode>): Likewise.
448 (vsx_sign_extend_si_v2di): Likewise.
449 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
451 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
452 constraints. Add trailing period to wL documentation.
454 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
457 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
458 * tree-dfa.c (replace_abnormal_ssa_names): New function.
459 * tree-call-cdce.c: Include tree-dfa.h.
460 (can_guard_call_p): New function, extracted from...
461 (can_use_internal_fn): ...here.
462 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
464 (shrink_wrap_one_built_in_call): Likewise.
465 (use_internal_fn): Likewise.
466 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
467 and return void. Call replace_abnormal_ssa_names.
468 (pass_call_cdce::execute): Check can_guard_call_p during the
469 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
470 will always change something.
472 2016-05-18 Martin Jambor <mjambor@suse.cz>
475 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
476 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
478 2016-05-18 Martin Jambor <mjambor@suse.cz>
481 * ipa-inline.h (condition): New field size.
482 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
483 for comaprison and store it into the new condition.
484 (evaluate_conditions_for_known_args): Use condition size to check
485 access sizes for all but CHANGED conditions.
486 (unmodified_parm_1): New parameter size_p, store access size into it.
487 (unmodified_parm): Likewise.
488 (unmodified_parm_or_parm_agg_item): Likewise.
489 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
490 (set_cond_stmt_execution_predicate): Extract access sizes and store
492 (set_switch_stmt_execution_predicate): Likewise.
493 (will_be_nonconstant_expr_predicate): Likewise.
494 (will_be_nonconstant_predicate): Likewise.
495 (inline_read_section): Stream condition size.
496 (inline_write_summary): Likewise.
498 2016-05-18 Richard Biener <rguenther@suse.de>
500 * tree-ssa-loop-im.c (determine_max_movement): Properly add
501 condition cost to PHI cost instead of total_cost.
503 2016-05-18 Martin Liska <mliska@suse.cz>
506 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
509 2016-05-18 Richard Biener <rguenther@suse.de>
511 * lto-streamer.h (LTO_major_version): Bump to 6.
513 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
515 * function.c (make_split_prologue_seq, make_prologue_seq,
516 make_epilogue_seq): New functions, factored out from...
517 (thread_prologue_and_epilogue_insns): Here.
519 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
521 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
522 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
523 of before. Add a comment.
525 2016-05-18 Bin Cheng <bin.cheng@arm.com>
527 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
528 expression pointer, not pointer to the pointer.
530 2016-05-18 Jakub Jelinek <jakub@redhat.com>
532 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
533 (avx2_pbroadcast<mode>): Add another alternative with v instead
534 of x constraints in it, using <pbroadcast_evex_isa> isa.
535 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
537 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
538 constraint x instead of v in second alternative, add avx512bw
541 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
542 constraint x instead of v in second alternative, add avx512bw
545 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
546 constraint x instead of v in second alternative, add avx512bw
549 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
550 avx512bw alternative.
552 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
554 * gcc/config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
556 (define_insn "*andnottf3"): Ditto.
557 (define_insn "*<code><mode>3"/any_logic): Ditto.
558 (define_insn "*<code>tf3"/any_logic): Ditto.
559 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
560 operand to block AVX-512VL insn variant emit when it is not enabled.
562 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
564 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
565 constraint fot SF mode.
567 2016-05-18 Petr Murzin <petr.murzin@intel.com>
568 Kirill Yukhin <kirill.yukhin@intel.com>
570 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
572 (define_insn "rsqrt14<mode>"): Ditto.
573 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
574 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
575 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
576 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
577 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
579 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
580 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
581 * config/i386/i386.c (ix86_print_operand): Expand check for size
582 override codes for Intel syntax.
584 2016-05-18 Richard Biener <rguenther@suse.de>
586 PR tree-optimization/71168
587 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
588 initialization earlier.
590 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
592 * config/aarch64/aarch64-simd.md
593 (aarch64_reduc_plus_internal<mode>): Rename to...
594 (reduc_plus_scal): ...This, and remove previous implementation.
596 2016-05-18 Richard Biener <rguenther@suse.de>
598 * passes.def: Put late dse and cd_dce in canonical order.
600 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
602 * ipa-inline-transform.c (preserve_function_body_p): Look for
603 first non-thunk clone.
604 (save_function_body): Save into first non-thunk.
605 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
607 (lto_output_node): Inline thunks don't need body in every
609 * lto-streamer-in.c: Do not fixup thunk clones.
610 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
612 * tree-inline.c (copy_bb): Be prepared for target node to be new after
615 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
618 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
619 (reassociate_bb): Call transform_add_to_multiply.
621 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
623 * config/aarch64/aarch64.c (all_extensions): Removed unused
626 2016-05-17 Nathan Sidwell <nathan@acm.org>
628 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
629 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
631 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
633 PR tree-optimization/54579
635 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
637 2016-05-17 Marek Polacek <polacek@redhat.com>
640 * tree-inline.c (expand_call_inline): Call
641 maybe_remove_unused_call_args.
643 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
645 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
646 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
647 * doc/md.texi (fmin@var{m}3): Likewise.
649 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
651 * match.pd (X & C): New transformation.
653 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
655 * match.pd (~X & Y): New transformation.
657 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
659 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
660 information for new SSA_NAME.
661 (simplify_conversion_using_ranges): Get range through get_range_info
662 instead of get_value_range.
664 2016-05-17 Jiong Wang <jiong.wang@arm.com>
666 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
667 Remove inline assembly.
668 (vmvn_s16): Likewise.
669 (vmvn_s32): Likewise.
671 (vmvn_u16): Likewise.
672 (vmvn_u32): Likewise.
673 (vmvnq_s8): Likewise.
674 (vmvnq_s16): Likewise.
675 (vmvnq_s32): Likewise.
676 (vmvnq_u8): Likewise.
677 (vmvnq_u16): Likewise.
678 (vmvnq_u32): Likewise.
680 (vmvnq_p16): Likewise.
682 2016-05-17 Jiong Wang <jiong.wang@arm.com>
684 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
686 (vmul_n_s16): Likewise.
687 (vmul_n_s32): Likewise.
688 (vmul_n_u16): Likewise.
689 (vmul_n_u32): Likewise.
690 (vmulq_n_f32): Likewise.
691 (vmulq_n_f64): Likewise.
692 (vmulq_n_s16): Likewise.
693 (vmulq_n_s32): Likewise.
694 (vmulq_n_u16): Likewise.
695 (vmulq_n_u32): Likewise.
697 2016-05-17 Jiong Wang <jiong.wang@arm.com>
699 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
700 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
702 2016-05-17 Jiong Wang <jiong.wang@arm.com>
704 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
705 to *aarch64_fma4_elt_from_dup<mode>.
706 (*aarch64_fnma4_elt_to_128df): Rename to
707 *aarch64_fnma4_elt_from_dup<mode>.
708 * config/aarch64/arm_neon.h (vfma_n_f64): New.
709 (vfms_n_f32): Likewise.
710 (vfms_n_f64): Likewise.
711 (vfmsq_n_f32): Likewise.
712 (vfmsq_n_f64): Likewise.
714 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
716 * wide-int.h: Change fixed_wide_int_storage from class to struct.
718 2016-05-17 Richard Biener <rguenther@suse.de>
720 PR tree-optimization/71132
721 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
722 Only add control dependences for blocks in the loop.
724 (generate_code_for_partition): Return whether loop should
725 be destroyed and delay that.
726 (distribute_loop): Likewise.
727 (pass_loop_distribution::execute): Record loops to be destroyed
728 and perform delayed destroying of loops.
730 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
733 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
735 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
737 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
739 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
742 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
743 insertion point for instructions generated by validize_mem.
745 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
747 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
750 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
752 * config/aarch64/aarch64.c
753 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
756 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
758 * doc/invoke.texi (AArch64 Options): Various updates.
760 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
762 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
763 into instrumentation thunks.
764 * cif-code.def (CIF_CHKP): New.
766 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
768 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
770 2016-05-16 Martin Jambor <mjambor@suse.cz>
772 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
773 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
775 2016-05-16 Marek Polacek <polacek@redhat.com>
777 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
780 2016-05-16 Martin Jambor <mjambor@suse.cz>
783 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
784 the outlined kernel function.
786 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
788 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
789 (ISA_HAS_DLSA): Ditto.
791 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
793 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
795 2016-05-16 Nathan Sidwell <nathan@acm.org>
797 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
798 (nvptx_name_replacement): Restore. Add comment.
799 (write_fn_proto, write_fn_proto_from_insn,
800 nvptx_output_call_insn): Restore
801 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
803 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
805 * config/aarch64/aarch64.md
806 (add<mode>3_compareC_cconly_imm): Remove use of %w.
807 (add<mode>3_compareC_imm): Likewise.
808 (<optab>si3_uxtw): Split into register and immediate variants.
809 (andsi3_compare0_uxtw): Likewise.
810 (and<mode>3_compare0): Likewise.
811 (and<mode>3nr_compare0): Likewise.
812 (stack_protect_test_<mode>): Don't use %x for memory operands.
814 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
816 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
818 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
820 * gcc/config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
821 Split integer shifts into shift_reg and bfm.
822 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
823 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
824 (ror<mode>3_insn): Likewise.
825 (<optab>si3_insn_uxtw): Likewise.
826 (<optab><mode>3_insn): Change to rotate_imm.
827 (extr<mode>5_insn_alt): Likewise.
828 (extrsi5_insn_uxtw): Likewise.
829 (extrsi5_insn_uxtw_alt): Likewise.
831 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
833 * doc/tm.texi: Regenerate.
834 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
835 (TARGET_INVALID_RETURN_TYPE): Remove.
836 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
837 TARGET_INVALID_RETURN_TYPE.
838 * target.def (invalid_parameter_type): Remove.
839 (invalid_return_type): Remove.
841 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
843 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
844 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
846 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
848 (preserve_function_body_p): No need to preserve function body
849 * cif-codes.def (CIF_THUNK): Remove.
850 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
852 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
854 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
856 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
858 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
861 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
863 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
864 (inline_small_functions): Do not look for function symbol when
867 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
869 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
872 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
873 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
874 Jiong Wang <jiong.wang@arm.com>
876 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
877 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
878 Define __ARM_FP16_ARGS when appropriate.
879 * config/arm/arm.c (arm_invalid_parameter_type): Remove
881 (arm_invalid_return_type): Likewise.
882 (TARGET_INVALID_PARAMETER_TYPE): Remove.
883 (TARGET_INVALID_RETURN_TYPE): Remove.
884 (aapcs_vfp_sub_candidate): Allow HFmode.
885 (aapcs_vfp_allocate): Add comment. Support HFmode.
886 (aapcs_vfp_allocate_return_reg): Likewise.
887 (struct aapcs_cp_arg_layout): Slightly reword comments for
888 is_return_candidate and allocate_return_reg.
889 (output_mov_vfp): Update assert.
890 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
892 (arm_invalid_parameter_type): Remove.
893 (amr_invalid_return_type): Remove.
894 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
895 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
896 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
898 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
900 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
901 * config/aarch64/arch64-protos.h
902 (aarch64_legitimize_reload_address): Remove.
903 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
906 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
908 * configure.ac: Add ACX_NONCANONICAL_HOST.
909 * configure: Regenerate.
910 * Makefile.in: Set host_noncanonical.
912 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
915 * config/i386/i386.md (*movtf_internal): Before register allocation,
916 do not allow FP constants for CM_MEDIUM memory model, allow only
917 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
918 (*movxf_internal): Ditto.
919 (*movdf_internal): Ditto.
920 (*movsf_internal): Ditto.
922 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
924 PR rtl-optimization/67483
925 * combine.c (make_compound_operation): Don't call extract_left_shift
926 with negative shift amounts.
928 2016-05-13 Jakub Jelinek <jakub@redhat.com>
931 * fold-const.c (fold_checksum_tree): Allow modification
932 of TYPE_ALIAS_SET during folding.
934 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
935 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
936 (ix86_split_to_parts): Likewise. Fix up formatting.
938 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
940 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
941 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
944 2016-05-13 Nathan Sidwell <nathan@acm.org>
946 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
947 (nvptx_name_replacement): Delete.
948 (write_fn_proto, write_fn_proto_from_insn,
949 nvptx_output_call_insn): Remove nvptx_name_replacement call.
950 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
951 * langhooks.c (add_builtin_funcction_common): Call
952 targetm.mangle_decl_assembler_name.
954 * config/nvptx/nvptx.c (write_fn_proto): Handle
955 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
957 2016-05-13 Martin Liska <mliska@suse.cz>
959 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
960 and PRIu64 in printf format.
962 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
964 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
967 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
969 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
970 Change --param max-completely-peeled-times to
971 --param max-completely-peel-times in dump file printing.
973 2016-05-13 Richard Biener <rguenther@suse.de>
975 PR tree-optimization/42587
976 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
977 (find_bswap_or_nop_1): Likewise.
978 (bswap_replace): Likewise.
980 2016-05-13 Martin Liska <mliska@suse.cz>
982 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
983 Initialize a variable with default value.
985 2016-05-13 Martin Liska <mliska@suse.cz>
987 * doc/invoke.texi: Enhance explanation of error recovery
990 2016-05-13 Martin Liska <mliska@suse.cz>
992 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
993 (struct cost_pair): Change inv_expr_id (int) to inv_expr
995 (struct iv_inv_expr_ent): Comment struct fields.
996 (sort_iv_inv_expr_ent): New function.
997 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
998 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
999 a hash_map between iv_inv_expr_ent and number of usages.
1000 (niter_for_exit): Fix coding style.
1001 (tree_ssa_iv_optimize_init): Use renamed variable.
1002 (determine_base_object): Fix coding style.
1003 (alloc_iv): Likewise.
1004 (find_interesting_uses_outside): Likewise.
1005 (add_candidate_1): Likewise.
1006 (add_standard_iv_candidates): Likewise.
1007 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1008 (prepare_decl_rtl): Fix coding style.
1009 (get_address_cost): Likewise.
1010 (get_shiftadd_cost): Likewise.
1011 (force_expr_to_var_cost): Likewise.
1012 (compare_aff_trees): Likewise.
1013 (get_expr_id): Restructure the function.
1014 (get_loop_invariant_expr_id): Renamed to
1015 get_loop_invariant_expr.
1016 (get_computation_cost_at): Replace usage of inv_expr_id with
1018 (get_computation_cost): Likewise.
1019 (determine_group_iv_cost_generic): Likewise.
1020 (determine_group_iv_cost_address): Likewise.
1021 (iv_period): Fix coding style.
1022 (iv_elimination_compare_lt): Likewise.
1023 (may_eliminate_iv): Likewise.
1024 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
1026 (determine_group_iv_costs): Dump invariant expressions.
1027 (iv_ca_recount_cost): Use the newly added hash_map.
1028 (iv_ca_set_remove_invariants): Fix coding style.
1029 (iv_ca_set_add_invariants): Fix coding style.
1030 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
1032 (iv_ca_set_cp): Likewise.
1033 (iv_ca_new): Initialize the newly added hash_map and remove
1034 initialization of fields.
1035 (iv_ca_free): Delete the hash_map.
1036 (iv_ca_dump): Dump invariant expressions.
1037 (iv_ca_extend): Fix coding style.
1038 (try_add_cand_for): Likewise.
1039 (create_new_ivs): Dump information about # of avg iterations and
1040 # of used invariant expressions.
1041 (rewrite_use_compare): Fix coding style.
1042 (free_loop_data): Set default value for max_inv_expr_id.
1044 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
1046 * cse.c (rest_of_handle_cse): Use cleanup_cfg
1047 returned value cse_cfg_altered computation.
1048 (rest_of_handle_cse2): Likewise.
1049 (rest_of_handle_cse_after_global_opts): Likewise.
1051 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1054 * config/arm/arm.c (arm32_output_mi_thunk): New.
1055 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
1056 to split Thumb1 vs TARGET_32BIT functionality.
1057 (arm_thumb1_mi_thunk): New.
1059 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1061 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
1064 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1067 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
1069 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
1071 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
1072 (expand_builtin_trap): Emit a regular call.
1073 (set_builtin_user_assembler_name): Remove obsolete cases.
1074 * dse.c (scan_insn): Adjust.
1075 * except.c: Include calls.h.
1076 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
1077 emit a regular call to setjmp.
1078 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
1079 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
1080 (emit_block_move_via_libcall): Delete.
1081 (block_move_fn): Delete.
1082 (init_block_move_fn): Likewise.
1083 (emit_block_move_libcall_fn): Likewise.
1084 (emit_block_op_via_libcall): New function.
1085 (set_storage_via_libcall): Tidy up and use memset builtin.
1086 (block_clear_fn): Delete.
1087 (init_block_clear_fn): Likewise.
1088 (clear_storage_libcall_fn): Likewise.
1089 (expand_assignment): Call emit_block_move_via_libcall.
1090 Do not include gt-expr.h.
1091 * expr.h (emit_block_op_via_libcall): Declare.
1092 (emit_block_copy_via_libcall): New inline function.
1093 (emit_block_move_via_libcall): Likewise.
1094 (emit_block_comp_via_libcall): Likewise.
1095 (block_clear_fn): Delete.
1096 (init_block_move_fn): Likewise.
1097 (init_block_clear_fn): Likewise.
1098 (emit_block_move_via_libcall): Likewise.
1099 (set_storage_via_libcall): Add default parameter value.
1100 * libfuncs.h (enum libfunc_index): Remove obsolete values.
1101 (abort_libfunc): Delete.
1102 (memcpy_libfunc): Likewise.
1103 (memmove_libfunc): Likewise.
1104 (memcmp_libfunc): Likewise.
1105 (memset_libfunc): Likewise.
1106 (setbits_libfunc): Likewise.
1107 (setjmp_libfunc): Likewise.
1108 (longjmp_libfunc): Likewise.
1109 (profile_function_entry_libfunc): Likewise.
1110 (profile_function_exit_libfunc): Likewise.
1111 (gcov_flush_libfunc): Likewise.
1112 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
1113 and DECL_VISIBILITY on the declaration.
1114 (init_optabs): Do not initialize obsolete libfuncs.
1115 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
1116 * tree-core.h (ECF_RET1): Define.
1117 (ECF_TM_PURE): Adjust.
1118 (ECF_TM_BUILTIN): Likewise.
1119 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
1120 (build_common_builtin_nodes): Initialize abort builtin.
1121 Add ECF_RET1 on memcpy, memmove and memset builtins.
1122 Pass final flags for alloca and alloca_with_align builtins.
1123 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
1125 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
1126 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
1127 set_storage_via_libcall and call emit_block_copy_via_libcall.
1129 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
1131 * config/i386/i386.md (*call_got_x32): Change operand 0 to
1132 DImode before it is passed to ix86_output_call_operand.
1133 (*call_value_got_x32): Ditto for operand 1.
1135 2016-05-12 Jiong Wang <jiong.wang@arm.com>
1137 PR rtl-optimization/70904
1138 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
1139 reload for wide mode.
1141 2016-05-12 Marek Polacek <polacek@redhat.com>
1144 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
1145 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
1146 * langhooks.h (incomplete_type_error): Likewise.
1147 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
1148 parameter, pass it down to incomplete_type_error.
1149 * tree.h (size_in_bytes): New inline overload.
1150 (size_in_bytes_loc): Renamed from size_in_bytes.
1152 2016-05-12 Richard Biener <rguenther@suse.de>
1154 PR tree-optimization/71059
1155 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
1156 nary before looking up or entering the expression into the VN
1158 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
1159 Make sure to re-use NARYs without result as inserted by
1162 2016-05-12 Richard Biener <rguenther@suse.de>
1164 PR tree-optimization/71062
1165 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1167 * tree-ssa-structalias.c (set_uids_in_ptset): Set
1168 vars_contains_restrict if the var is a restrict tag.
1169 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
1170 do not disambiguate pointers against it.
1171 (dump_points_to_solution): Re-structure and adjust for new
1172 vars_contains_restrict flag.
1173 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
1175 2016-05-12 Martin Liska <mliska@suse.cz>
1177 * doc/invoke.texi: Explain connection between
1178 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
1180 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
1182 PR tree-optimization/71006
1183 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
1184 consider COND_EXPR as a mask producer.
1186 2016-05-12 Marek Polacek <polacek@redhat.com>
1189 * opts.c (common_handle_option): Detect missing argument for --help^.
1191 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1194 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
1195 when popping the PC and within an interrupt handler routine.
1196 Add missing tab to output of "ldmfd".
1197 (output_return_instruction): Output LDMFD with SP update rather
1198 than POP when returning from interrupt handler.
1200 2016-05-12 Jakub Jelinek <jakub@redhat.com>
1202 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
1203 TARGET_64BIT && TARGET_AVX512DQ.
1204 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
1205 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
1206 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
1207 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
1208 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
1209 (*vec_extractv4si_zext): Add avx512dq alternative.
1210 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
1211 use v instead of x constraint in other alternatives where possible.
1213 * config/i386/sse.md (sse2_loadld): Use v instead of x
1214 constraint in alternatives 0,1,4.
1216 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
1217 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
1218 v constraints instead of x and <pinsr_evex_isa> isa attribute.
1221 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
1222 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
1223 is not emitted unless TARGET_AVX512BW.
1224 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
1225 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
1226 for the result operand.
1228 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
1229 constraint instead of x in avx alternatives. Use maybe_evex instead
1232 * config/i386/constraints.md (Yv): New constraint.
1233 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
1234 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
1235 * config/i386/i386.md (avx512fvecmode): New mode attr.
1236 (*pushtf): Use v constraint instead of x.
1237 (*movtf_internal): Likewise. For TARGET_AVX512VL and
1238 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
1239 (*absneg<mode>2): Use Yv constraint instead of x constraint.
1240 (*absnegtf2_sse): Likewise.
1241 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
1242 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
1243 avx512f alternatives.
1244 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
1246 2016-05-12 Richard Biener <rguenther@suse.de>
1248 PR tree-optimization/71060
1249 * tree-data-ref.c (initialize_data_dependence_relation): Do not
1250 require exact match of DR_BASE_OBJECT but only matching address and
1253 2016-05-12 Richard Biener <rguenther@suse.de>
1255 PR tree-optimization/70986
1256 * cfganal.c: Include cfgloop.h.
1257 (dfs_find_deadend): Prefer to take edges exiting loops.
1259 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1261 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
1262 compile and run time.
1264 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
1267 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
1269 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
1271 * config/i386/i386.c (legitimize_pic_address): Use
1272 copy_to_suggested_reg instead of gen_movsi.
1274 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1276 * config/rs6000/predicates.md (quad_memory_operand): Move most of
1277 the code into quad_address_p and call it to share code with
1278 vsx_quad_dform_memory_operand.
1279 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
1281 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
1282 bit instead of being a separate word. Split -mpower9-dform into
1283 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1284 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
1285 for the register class supporting 128-bit quad word memory offsets.
1286 (mode_supports_vsx_dform_quad): Helper function to return if the
1287 register class uses quad word memory offsets.
1288 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
1289 (rs6000_debug_reg_global): Always print if we are using LRA or not.
1290 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
1291 instructions are enabled, set up the appropriate addr_masks for
1293 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
1294 -mpower9-dform-scalar, instead of -mpower9-dform.
1295 (rs6000_option_override_internal): Split -mpower9-dform into two
1296 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
1297 -mpower9-dform switch sets or clears both. If we are not using
1298 the LRA register allocator, do not enable -mpower9-dform-vector by
1299 default. If we are using LRA, enable -mpower9-dform-vector and
1300 -mvsx-timode if it is appropriate. Issue a warning if either
1301 -mpower9-dform-vector or -mvsx-timode are explicitly used without
1303 (quad_address_offset_p): New helper function to return if the
1304 offset is legal for quad word memory instructions.
1305 (quad_address_p): New function to determin if GPR or vector
1306 register quad word memory addresses are legal.
1307 (mem_operand_gpr): Validate quad word address offsets.
1308 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
1309 d-form (register + offset) instructions.
1310 (offsettable_ok_by_alignment): Likewise.
1311 (rs6000_legitimate_offset_address_p): Likewise.
1312 (legitimate_lo_sum_address_p): Likewise.
1313 (rs6000_legitimize_address): Likewise.
1314 (rs6000_legitimize_reload_address): Add more debug statements for
1316 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
1317 d-form instructions.
1318 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
1319 d-form instructions. Distinguish different cases in debug
1320 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
1321 d-form instructions.
1322 (rs6000_preferred_reload_class): Likewise.
1323 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
1324 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
1325 of the ISA 2.06 indexed memory instructions.
1326 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
1327 use them to save/restore the saved vector registers instead of
1328 using Altivec instructions.
1329 (rs6000_emit_epilogue): Likewise.
1330 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
1331 (rs6000_opt_masks): Split -mpower9-dform into
1332 -mpower9-dform-scalar and -mpower9-dform-vector.
1333 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
1335 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
1336 ISA 3.0 vector indexed memory instructions, and fold the code into
1337 the normal mov<mode> patterns.
1338 (p9_vecstore_<mode>): Likewise.
1339 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
1341 (vsx_movti_64bit): Likewise.
1342 (vsx_movti_32bit): Likewise.
1343 * config/rs6000/constraints.md (wO constraint): New constraint for
1344 ISA 3.0 vector d-form support.
1345 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
1346 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
1347 include -mpower9-dform-vector until we switch over to LRA.
1348 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
1349 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1350 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
1351 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1352 for -mpower9-dform and -mlra.
1353 * doc/md.texi (wO constraint): Document wO constraint.
1355 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
1357 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
1358 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
1359 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
1360 Move handling of non-insn arguments inline into the sole user:
1361 (output_trans_func): ...here.
1362 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
1363 in emitted function prototype.
1364 (output_internal_insn_latency_func): Ditto. Simplify.
1365 (output_internal_maximal_insn_latency_func): Ditto. Delete
1366 always-unused argument.
1367 (output_insn_latency_func): Ditto.
1368 (output_maximal_insn_latency_func): Ditto.
1370 2016-05-11 Richard Biener <rguenther@suse.de>
1372 PR tree-optimization/71055
1373 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
1374 sth with precision not equal to access size verify we don't chop
1377 2016-05-11 Richard Biener <rguenther@suse.de>
1380 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
1381 (dwarf2out_finish): Move retry_incomplete_types call ...
1382 (dwarf2out_early_finish): ... here.
1384 2016-05-11 Richard Biener <rguenther@suse.de>
1387 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
1388 if the langhook insists on it.
1389 * fold-const.c (make_bit_field_ref): Add arg for the original
1390 reference and preserve its alias-set.
1391 (decode_field_reference): Take exp by reference and adjust it
1392 to the original memory reference.
1393 (optimize_bit_field_compare): Adjust callers.
1394 (fold_truth_andor_1): Likewise.
1395 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
1397 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
1400 * cfgrtl.h (delete_insn_and_edges): Now return bool.
1401 * cfgrtl.c (delete_insn_and_edges): Likewise.
1402 * config/i386/i386.c (convert_scalars_to_vector): Remove
1404 * cse.c (cse_insn): Compute cse_cfg_altered.
1405 (delete_trivially_dead_insns): Likewise.
1406 (cse_cc_succs): Likewise.
1407 (rest_of_handle_cse): Free dominance info if required.
1408 (rest_of_handle_cse2): Likewise.
1409 (rest_of_handle_cse_after_global_opts): Likewise.
1411 2016-05-11 Alan Modra <amodra@gmail.com>
1413 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
1414 abi_v4_pass_in_fpr): New functions.
1415 (rs6000_function_arg_boundary): Exclude complex IBM long double
1416 from 64-bit alignment when ABI_V4.
1417 (rs6000_function_arg, rs6000_function_arg_advance_1,
1418 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
1420 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
1422 PR rtl-optimization/71028
1423 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
1424 jump with just a return in the fallthrough block if the branch
1425 block contains just a return as well.
1427 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
1429 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
1430 * match.pd ((X & Y) ^ Y): ... this.
1431 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
1432 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
1434 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1436 * read-md.c (require_char_ws): New function.
1437 (read_string): Simplify using require_char_ws.
1438 (handle_constants): Likewise.
1439 (handle_enum): Likewise.
1440 (handle_file): Likewise.
1441 * read-md.h (require_char_ws): New declaration.
1442 * read-rtl.c (read_conditions): Simplify using require_char_ws.
1443 (read_mapping): Likewise.
1444 (read_rtx_code): Likewise.
1445 (read_nested_rtx): Likewise.
1447 2016-05-10 James Norris <jnorris@codesourcery.com>
1449 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
1450 if offloading is enabled and -fopenacc or -fopenmp is specified.
1451 (CRTOFFLOADEND): Likewise.
1452 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
1453 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
1455 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
1457 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
1458 gotoff_operand code paths. Use copy_to_suggested_regs and
1459 expand_simple_binop where appropriate. Cleanup.
1461 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1464 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
1466 (dimode_scalar_chain::vector_const_cost): New.
1467 (dimode_scalar_chain::compute_convert_gain): Handle constants.
1468 (dimode_scalar_chain::convert_op): Likewise.
1469 (dimode_scalar_chain::convert_insn): Likewise.
1471 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1473 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
1474 unary operation, not a binary one.
1476 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1479 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
1480 calls with type casted fndecl.
1482 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1484 PR tree-optimization/70786
1485 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
1486 * gcc/calls.c (initialize_argument_information): Bind bounds
1487 with corresponding args passed by reference.
1489 2016-05-10 Jakub Jelinek <jakub@redhat.com>
1492 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
1493 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
1494 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
1497 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1500 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
1501 code for a zero scale factor.
1502 (vsx_xvcvdpuxds_scale): Likewise.
1504 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1506 * diagnostic-show-locus.c (layout::layout): Call show_ruler
1507 if show_ruler_p was set on the context.
1508 (layout::show_ruler): New method.
1509 * diagnostic.h (struct diagnostic_context): Add field
1512 2016-05-10 Richard Biener <rguenther@suse.de>
1514 PR tree-optimization/71039
1515 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
1516 (chk_uses): New function.
1517 (propagate_with_phi): Verify we can safely replicate the lhs of an
1518 aggregate assignment on all incoming edges.
1520 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
1522 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
1524 (rx_atomic_sequence): New class.
1525 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
1526 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
1528 (rx_atomic_sequence::rx_atomic_sequence,
1529 rx_atomic_sequence::~rx_atomic_sequence): New functions.
1530 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
1531 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
1532 CTRLREG_INTB): New constants.
1533 (FETCHOP): New code iterator.
1534 (fethcop_name, fetchop_name2): New iterator code attributes.
1535 (QIHI): New mode iterator.
1536 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
1537 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
1538 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
1540 2016-05-10 Martin Liska <mliska@suse.cz>
1542 * tree-inline.c (remap_dependence_clique): Do not remap
1543 debugging statements.
1545 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1547 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
1548 ("*fixuns_truncdfdi2_z13")
1549 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
1550 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
1551 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
1553 2016-05-10 Richard Biener <rguenther@suse.de>
1555 PR tree-optimization/70497
1556 PR tree-optimization/28367
1557 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
1559 (visit_reference_op_load): ... here.
1560 (vn_reference_lookup_3): Use it to handle subreg-like accesses
1561 with simplified BIT_FIELD_REFs.
1562 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
1563 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
1566 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1568 * dwarf2out.c (add_abstract_origin_attribute): Adjust
1569 documentation comment. For BLOCK nodes, add a
1570 DW_AT_abstract_origin attribute that points to the DIE generated
1571 for the origin BLOCK.
1572 (gen_lexical_block_die): Call add_abstract_origin_attribute for
1573 blocks from inlined functions.
1575 2016-05-10 Alan Modra <amodra@gmail.com>
1578 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
1579 regrename modifying insns saving lr before __morestack call.
1580 * config/rs6000/rs6000.md (split_stack_return): Similarly for
1581 insns restoring lr after __morestack call.
1583 2016-05-09 Jakub Jelinek <jakub@redhat.com>
1585 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
1586 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
1588 * config/i386/sse.md (vec_interleave_high<mode>,
1589 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
1590 <avx512>_vpermt2var<mode>3_maskz): Likewise.
1592 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1594 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
1595 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
1596 parallel reassociation for power8 and forward.
1598 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
1600 * config/i386/i386.md (absneg splitters with general regs): Use
1601 general_reg_operand predicate.
1602 (btsq peephole2): Use x86_64_immediate_operand to check if new
1603 value is suitable for immediate operand. Generate emitted insn
1604 using RTL expressions.
1605 (btcq peephole2): Ditto.
1606 (btrq peephole2): Ditto. Generate correct immediate operand
1609 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1611 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
1614 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1616 * tree-affine.c (wide_int_constant_multiple_p): Add missing
1617 pointer dereference.
1619 2016-05-09 Richard Biener <rguenther@suse.de>
1621 PR tree-optimization/70985
1622 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
1623 op0 isn't a gimple register.
1625 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
1627 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
1628 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
1629 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
1630 (i6400_fpu_mult): New cpu units.
1631 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
1632 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
1633 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
1634 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
1635 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
1636 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
1637 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
1638 (i6400_msa_long_float4, i6400_msa_long_float5)
1639 (i6400_msa_long_float8, i6400_msa_fdiv_df)
1640 (i6400_msa_fdiv_sf): New reservations.
1641 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
1642 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
1643 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
1644 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
1645 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
1646 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
1647 (msa_short_cmp, msa_short_float2, msa_short_logic3)
1648 (msa_short_store4, msa_long_load, msa_short_store)
1649 (msa_long_logic, msa_long_float2, msa_long_float4)
1650 (msa_long_float5, msa_long_float8, msa_long_mult)
1651 (msa_long_fdiv, msa_long_div): New reservations.
1653 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
1654 Sameera Deshpande <sameera.deshpande@imgtec.com>
1655 Matthew Fortune <matthew.fortune@imgtec.com>
1656 Graham Stott <graham.stott@imgtec.com>
1657 Chao-ying Fu <chao-ying.fu@imgtec.com>
1659 * config.gcc: Add MSA header file for mips*-*-* target.
1660 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
1661 (Ubv8i, Urv8): New constraints.
1662 * config/mips/mips-ftypes.def: Add function types for MSA
1664 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
1665 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
1666 * config/mips/mips-msa.md: New file.
1667 * config/mips/mips-protos.h
1668 (mips_split_128bit_const_insns): New prototype.
1669 (mips_msa_idiv_insns): Likewise.
1670 (mips_split_128bit_move): Likewise.
1671 (mips_split_128bit_move_p): Likewise.
1672 (mips_split_msa_copy_d): Likewise.
1673 (mips_split_msa_insert_d): Likewise.
1674 (mips_split_msa_fill_d): Likewise.
1675 (mips_expand_msa_branch): Likewise.
1676 (mips_const_vector_same_val_p): Likewise.
1677 (mips_const_vector_same_bytes_p): Likewise.
1678 (mips_const_vector_same_int_p): Likewise.
1679 (mips_const_vector_shuffle_set_p): Likewise.
1680 (mips_const_vector_bitimm_set_p): Likewise.
1681 (mips_const_vector_bitimm_clr_p): Likewise.
1682 (mips_msa_vec_parallel_const_half): Likewise.
1683 (mips_msa_output_division): Likewise.
1684 (mips_ldst_scaled_shift): Likewise.
1685 (mips_expand_vec_cond_expr): Likewise.
1686 * config/mips/mips.c (enum mips_builtin_type): Add
1687 MIPS_BUILTIN_MSA_TEST_BRANCH.
1688 (mips_gen_const_int_vector_shuffle): New prototype.
1689 (mips_const_vector_bitimm_set_p): New function.
1690 (mips_const_vector_bitimm_clr_p): Likewise.
1691 (mips_const_vector_same_val_p): Likewise.
1692 (mips_const_vector_same_bytes_p): Likewise.
1693 (mips_const_vector_same_int_p): Likewise.
1694 (mips_const_vector_shuffle_set_p): Likewise.
1695 (mips_symbol_insns): Forbid loading symbols via immediate for
1697 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
1699 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
1701 (mips_lx_address_p): Add support load indexed address for MSA.
1702 (mips_address_insns): Add calculation of instructions needed for
1703 stores and loads for MSA.
1704 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
1705 CONST_VECTOR for MSA and let it fall through.
1706 (mips_ldst_scaled_shift): New function.
1707 (mips_subword_at_byte): Likewise.
1708 (mips_msa_idiv_insns): Likewise.
1709 (mips_legitimize_move): Validate MSA moves.
1710 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
1711 calculation of costs for MSA division.
1712 (mips_split_move_p): Check if MSA moves need splitting.
1713 (mips_split_move): Split MSA moves if necessary.
1714 (mips_split_128bit_move_p): New function.
1715 (mips_split_128bit_move): Likewise.
1716 (mips_split_msa_copy_d): Likewise.
1717 (mips_split_msa_insert_d): Likewise.
1718 (mips_split_msa_fill_d): Likewise.
1719 (mips_output_move): Handle MSA moves.
1720 (mips_expand_msa_branch): New function.
1721 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
1722 Reinstate 'y' modifier.
1723 (mips_file_start): Add MSA .gnu_attribute.
1724 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
1726 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
1727 (mips_class_max_nregs): Add register size for MSA supported mode.
1728 (mips_cannot_change_mode_class): Allow conversion between MSA
1729 vector modes and TImode.
1730 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
1732 (mips_secondary_reload_class): Force MSA loads/stores via memory.
1733 (mips_preferred_simd_mode): Add preffered modes for MSA.
1734 (mips_vector_mode_supported_p): Add MSA supported modes.
1735 (mips_autovectorize_vector_sizes): New function.
1736 (mips_msa_output_division): Likewise.
1737 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
1738 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
1739 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
1740 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
1741 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
1742 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
1743 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
1744 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
1745 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
1746 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
1747 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
1748 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
1749 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
1750 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
1751 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
1752 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
1753 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
1754 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
1755 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
1756 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
1757 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
1758 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
1759 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
1760 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
1761 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
1762 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
1763 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
1764 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
1765 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
1766 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
1767 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
1768 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
1769 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
1770 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
1771 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
1772 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
1773 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
1774 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
1775 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
1776 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
1777 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
1778 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
1779 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
1780 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
1781 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1782 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1783 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1784 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1785 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1786 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1787 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1788 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1789 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
1790 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
1791 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
1792 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
1793 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
1794 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
1795 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
1796 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
1797 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
1798 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
1799 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
1800 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
1801 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
1802 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
1803 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
1804 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
1805 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
1806 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
1807 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
1808 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
1809 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
1810 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
1811 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
1812 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
1813 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
1814 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
1815 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
1816 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
1817 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
1818 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
1819 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
1820 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
1821 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
1822 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
1823 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
1824 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
1825 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
1826 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
1827 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
1828 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
1829 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
1830 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
1831 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
1832 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
1833 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
1834 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
1835 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
1836 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
1837 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
1838 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
1839 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
1840 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
1841 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
1842 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
1843 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
1844 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
1845 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
1846 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
1847 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
1848 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
1849 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
1850 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
1851 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
1852 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
1853 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
1854 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
1855 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
1856 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
1857 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
1858 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
1859 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
1860 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
1861 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
1862 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
1863 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
1864 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
1865 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
1866 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
1867 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
1868 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
1869 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
1870 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
1871 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
1872 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
1873 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
1874 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
1875 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
1876 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
1877 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
1878 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
1879 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
1880 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
1881 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
1882 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
1883 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
1884 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
1885 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
1886 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
1887 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
1889 (mips_get_builtin_decl_index): New array.
1890 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
1891 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
1892 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
1893 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
1894 (mips_init_builtins): Initialize mips_get_builtin_decl_index
1896 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1898 (mips_expand_builtin_insn): Prepare operands for
1899 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
1900 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
1901 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
1902 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
1903 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
1904 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
1905 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
1906 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
1907 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
1908 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
1909 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
1910 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
1911 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
1912 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
1913 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
1914 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
1915 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
1916 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
1917 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
1918 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
1919 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
1920 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
1921 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
1922 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
1923 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
1924 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
1925 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
1926 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
1927 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
1928 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
1929 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
1930 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1931 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1932 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1933 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1934 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1935 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1936 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1937 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1938 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1939 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1940 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1941 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1942 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1943 These are set implicitly and an error is reported if overridden.
1944 (mips_expand_builtin_msa_test_branch): New function.
1945 (mips_expand_msa_shuffle): Likewise.
1946 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1947 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1948 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1949 (mips_expand_vec_unpack): Add support for MSA.
1950 (mips_expand_vector_init): Likewise.
1951 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1952 instead of const0_rtx.
1953 (mips_msa_vec_parallel_const_half): New function.
1954 (mips_gen_const_int_vector): Likewise.
1955 (mips_gen_const_int_vector_shuffle): Likewise.
1956 (mips_expand_msa_cmp): Likewise.
1957 (mips_expand_vec_cond_expr): Likewise.
1958 * config/mips/mips.h
1959 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1960 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1962 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1963 (ISA_HAS_MSA): New macro.
1964 (UNITS_PER_MSA_REG): Likewise.
1965 (BITS_PER_MSA_REG): Likewise.
1966 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1967 (MSA_REG_FIRST): New macro.
1968 (MSA_REG_LAST): Likewise.
1969 (MSA_REG_NUM): Likewise.
1970 (MSA_REG_P): Likewise.
1971 (MSA_REG_RTX_P): Likewise.
1972 (MSA_SUPPORTED_MODE_P): Likewise.
1973 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1974 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1975 * config/mips/mips.md: Include mips-msa.md.
1976 (alu_type): Add simd_add.
1977 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1978 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1979 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1980 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1981 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1982 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1983 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1984 simd_move, simd_load, simd_store. Choose "multi" for moves
1986 (qword_mode): New attribute.
1987 (insn_count): Add instruction count for quad moves.
1988 Increase the count for MIPS SIMD division.
1989 (UNITMODE): Add UNITMODEs for vector types.
1990 (addsub): New code iterator.
1991 * config/mips/mips.opt (mmsa): New option.
1992 * config/mips/msa.h: New file.
1993 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1995 * config/mips/mti-linux.h: Likewise.
1996 * config/mips/predicates.md
1997 (const_msa_branch_operand): New constraint.
1998 (const_uimm3_operand): Likewise.
1999 (const_uimm4_operand): Likewise.
2000 (const_uimm5_operand): Likewise.
2001 (const_uimm8_operand): Likewise.
2002 (const_imm5_operand): Likewise.
2003 (aq10b_operand): Likewise.
2004 (aq10h_operand): Likewise.
2005 (aq10w_operand): Likewise.
2006 (aq10d_operand): Likewise.
2007 (const_m1_operand): Likewise.
2008 (reg_or_m1_operand): Likewise.
2009 (const_exp_2_operand): Likewise.
2010 (const_exp_4_operand): Likewise.
2011 (const_exp_8_operand): Likewise.
2012 (const_exp_16_operand): Likewise.
2013 (const_vector_same_val_operand): Likewise.
2014 (const_vector_same_simm5_operand): Likewise.
2015 (const_vector_same_uimm5_operand): Likewise.
2016 (const_vector_same_uimm6_operand): Likewise.
2017 (const_vector_same_uimm8_operand): Likewise.
2018 (par_const_vector_shf_set_operand): Likewise.
2019 (reg_or_vector_same_val_operand): Likewise.
2020 (reg_or_vector_same_simm5_operand): Likewise.
2021 (reg_or_vector_same_uimm6_operand): Likewise.
2022 * doc/extend.texi (MIPS SIMD Architecture Functions): New
2024 * doc/invoke.texi (-mmsa): Document new option.
2026 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2028 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
2029 * configure: Regenerate.
2030 * config.in: Regenerate.
2031 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
2033 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
2034 (ENDFILE_VTV_SPEC): Define.
2036 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
2038 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
2039 registers in all interrupt handlers if necessary.
2040 (rl78_option_override): Add warning.
2041 (MUST_SAVE_MDUC_REGISTERS): New macro.
2042 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
2043 * config/rl78/rl78.c (check_mduc_usage): New function.
2044 (mduc_regs): New structure to hold MDUC register data.
2045 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
2046 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
2047 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
2048 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
2049 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
2050 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
2052 2016-05-09 Bin Cheng <bin.cheng@arm.com>
2054 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
2055 (tree-ssa-loop-niter.h): Ditto.
2056 (idx_within_array_bound, ref_within_array_bound): New functions.
2057 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
2058 Factor out check on writable base object to ...
2059 (base_object_writable): ... here.
2061 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2063 * config/arm/arm.md (probe_stack): Add modes to set source
2066 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
2068 * regrename.c (base_reg_class_for_rename): New static function.
2069 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
2071 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
2073 * cgraph.c (thunk_adjust): Export.
2074 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
2075 * cgraphunit.c (thunk_adjust): Export.
2076 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
2078 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
2080 * tree-inline.c (expand_call_inline): Expand thunks inline.
2082 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
2085 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
2086 (*sse2_vd_cvtss2sd): Ditto.
2087 * config/i386/i386.md
2088 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
2089 Generate *sse2_vd_cvtsd2ss pattern.
2090 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
2091 Generate *sse2_vd_cvtss2sd pattern.
2093 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2095 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
2096 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
2099 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2101 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
2102 * config/sh/sh.c: Define and declare variables on first use throughout
2104 (current_function_interrupt): Change to bool type.
2105 (frame_insn): Rename to emit_frame_insn and update users.
2106 (push_regs): Use bool for 'interrupt_handler' argument.
2107 (save_schedule_s): Remove.
2108 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
2109 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
2110 targetm.asm_out.unaligned_op.di.
2111 (gen_far_branch): Remove redundant forward declaration.
2112 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
2113 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
2114 (sh_set_return_address, sh_function_ok_for_sibcall,
2115 scavenge_reg): Update comments.
2116 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
2117 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
2118 (sh_attr_renesas_p): Remove unnecessary parentheses.
2119 (branch_dest): Simplify.
2120 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
2121 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
2122 (CUMULATIVE_ARGS): Change macro to typedef.
2123 (current_function_interrupt): Change to bool type.
2124 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
2125 Surround with __cplusplus ifdef.
2126 (sh_compare_op0, sh_compare_op1): Remove.
2127 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
2129 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
2131 * config/arm/arm.md: (arch): Add neon.
2132 (arch_enabled): Return yes for arch neon when TARGET_NEON.
2133 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
2134 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
2135 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
2136 attributes for alt renumbering. Mark alt 3 as non-predicable.
2137 (thumb2_movdf_vfp): Likewise.
2139 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
2141 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
2142 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
2143 (*andqi_1): Add preferred_for_speed attribute to disparage
2144 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
2145 (*<code>qi_1): Ditto.
2146 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
2147 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
2148 (*ashlqi3_1): Ditto.
2149 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
2150 Add preferred_for_size attribute to disparage alternative 0 and
2151 preferred_for_speed attribute to disparage alternative 1 for
2152 TARGET_PARTIAL_REG_STALL targets.
2154 2016-05-07 Tom de Vries <tom@codesourcery.com>
2156 PR tree-optimization/70956
2157 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
2160 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
2162 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
2163 * config/sh/sh.c (sh_cbranch_distance): Implement it.
2164 * config/sh/sh.md (branch_zero): Remove define_attr.
2165 (define_delay): Disable delay slot if branch distance is one insn.
2167 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2169 * config/i386/i386.md (LEAMODE): New mode attribute.
2170 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
2171 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
2172 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
2173 operand 2 predicate.
2174 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
2175 (*lea<mode>_general_3): Ditto.
2176 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
2178 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2180 * genmddump.c (main): Convert argv from char ** to const char **.
2182 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2184 * coretypes.h (OVERRIDE): New macro.
2187 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
2189 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
2190 allow coalescing if the types are compatible.
2192 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2194 * pass_manager.h (pass_manager::register_pass_name): New method.
2195 (pass_manager::get_pass_by_name): New method.
2196 (pass_manager::create_pass_tab): New method.
2197 (pass_manager::m_name_to_pass_map): New field.
2198 * passes.c (name_to_pass_map): Delete global in favor of field
2199 "m_name_to_pass_map" of pass_manager.
2200 (register_pass_name): Rename from a function to...
2201 (pass_manager::register_pass_name): ...this method, updating
2202 for renaming of global "name_to_pass_map" to field
2203 "m_name_to_pass_map".
2204 (create_pass_tab): Rename from a function to...
2205 (pass_manager::create_pass_tab): ...this method, updating
2206 for renaming of global "name_to_pass_map" to field.
2207 (get_pass_by_name): Rename from a function to...
2208 (pass_manager::get_pass_by_name): ...this method.
2209 (enable_disable_pass): Convert use of get_pass_by_name to
2210 a method call, locating the pass_manager singleton.
2212 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2214 * genattr-common.c (main): Convert argv from char ** to const char **.
2215 * genattr.c (main): Likewise.
2216 * genattrtab.c (main): Likewise.
2217 * genautomata.c (initiate_automaton_gen): Likewise.
2219 * gencodes.c (main): Likewise.
2220 * genconditions.c (main): Likewise.
2221 * genconfig.c (main): Likewise.
2222 * genconstants.c (main): Likewise.
2223 * genemit.c (main): Likewise.
2224 * genenums.c (main): Likewise.
2225 * genextract.c (main): Likewise.
2226 * genflags.c (main): Likewise.
2227 * genmddeps.c (main): Likewise.
2228 * genopinit.c (main): Likewise.
2229 * genoutput.c (main): Likewise.
2230 * genpeep.c (main): Likewise.
2231 * genpreds.c (main): Likewise.
2232 * genrecog.c (main): Likewise.
2233 * gensupport.c (init_rtx_reader_args_cb): Likewise.
2234 (init_rtx_reader_args): Likewise.
2235 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2236 (init_rtx_reader_args): Likewise.
2237 * gentarget-def.c (main): Likewise.
2238 * read-md.c (read_md_files): Likewise.
2239 * read-md.h (read_md_files): Likewise.
2241 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2243 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
2244 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
2245 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
2246 Remove unused predicate.
2247 (register_and_not_fp_reg_operand): Ditto.
2249 2016-05-06 Martin Liska <mliska@suse.cz>
2251 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
2252 instead of vec as the vector is local to the function.
2254 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2256 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
2257 avx512bw alternative.
2259 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
2260 before the ashr<mode>3 pattern.
2262 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
2263 v instead of x in vex or maybe_vex alternatives, use
2264 maybe_evex instead of vex in prefix.
2266 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
2267 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
2268 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
2269 in vex or maybe_vex alternatives, use maybe_evex instead of vex
2272 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
2273 v instead of x in vex or maybe_vex alternatives, use
2274 maybe_evex instead of vex in prefix.
2276 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
2277 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
2278 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
2279 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
2280 alternatives, use maybe_evex instead of vex in prefix.
2282 * config/i386/sse.md (vec_interleave_lowv4sf,
2283 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
2284 v instead of x in vex or maybe_vex alternatives, use
2285 maybe_evex instead of vex in prefix.
2287 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
2288 v instead of x in vex or maybe_vex alternatives, use
2289 maybe_evex instead of vex in prefix.
2291 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
2292 v constraint instead of x.
2294 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
2296 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
2297 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
2300 2016-05-06 Richard Biener <rguenther@suse.de>
2302 PR tree-optimization/70948
2303 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2304 Properly clobber all fields of va_list for __builtin_va_start.
2306 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2309 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
2310 loop latch destination.
2312 2016-05-06 Martin Liska <mliska@suse.cz>
2314 * tree-ssa-uninit.c: Apply manual changes
2315 to the GNU coding style.
2316 (prune_uninit_phi_opnds): Rename from
2317 prune_uninit_phi_opnds_in_unrealizable_paths.
2319 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2321 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
2322 mspace): Remove deprecated options.
2323 * doc/invoke.texi (SH options): Remove -mspace.
2325 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2327 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
2329 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2331 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
2332 corresponding combine split pattern.
2334 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2337 * config/sh/predicates.md (long_displacement_mem_operand): New.
2338 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
2339 Add movi20, movi20s alternatives. Adjust length attribute for
2341 (movsi_ie): Allow for any FPU. Adjust length attribute for
2343 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
2344 attribute for alternatives.
2345 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
2346 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
2347 length attribute for alternatives.
2349 2016-05-06 Richard Biener <rguenther@suse.de>
2351 PR tree-optimization/70960
2352 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
2354 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2357 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
2358 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
2360 2016-05-06 Marek Polacek <polacek@redhat.com>
2363 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
2365 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2368 * config/sh/sh.md (*rotcr): Add another variant.
2370 2016-05-06 Richard Biener <rguenther@suse.de>
2373 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
2375 2016-05-06 Richard Biener <rguenther@suse.de>
2378 * fold-const.c (split_tree): Always convert to the original type
2381 2016-05-06 Richard Biener <rguenther@suse.de>
2383 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
2384 (fwprop_addr): Likewise.
2386 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2389 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
2391 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
2392 * config/i386/i386.md (push mem splitter): Use find_constant_src in
2393 the splitter condition.
2394 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
2395 the splitter condition.
2396 (FP float_extend load splitter): Ditto.
2398 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
2400 * config/i386/i386.md (peehole2 patterns): Change true_regnum
2401 to REGNO in all peephole2 patterns.
2402 (post-reload splitters): Change true_regnum to REGNO in
2403 post-reload splitters.
2404 (zero_extend splitters): Use general_reg_operand and
2405 nonimmediate_gr_operand predicates.
2407 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2409 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
2410 v constraint instead of x.
2412 2016-05-05 Alan Modra <amodra@gmail.com>
2415 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
2416 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
2417 TARGET_NO_FP_IN_TOC for -mrelocatable.
2418 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
2419 TARGET_RELOCATABLE test.
2420 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2421 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2422 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2423 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2424 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2425 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2426 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2427 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2428 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
2429 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2431 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
2432 (rs6000_stack_info): Likewise.
2433 (rs6000_elf_asm_out_constructor): Likewise.
2434 (rs6000_elf_asm_out_destructor): Likewise.
2435 (rs6000_elf_declare_function_name): Likewise.
2436 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
2437 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
2440 2016-05-05 Alan Modra <amodra@gmail.com>
2442 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
2444 2016-05-05 Alan Modra <amodra@gmail.com>
2446 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
2447 out-of-line gpr restore for one or two regs if that would add
2450 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
2453 * config/i386/i386.md
2454 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
2455 Change to post-epilogue_completed late splitter. Use sse_reg_operand
2456 as operand 0 predicate.
2457 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
2459 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
2460 Ditto. Emit the pattern using RTX.
2462 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
2463 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
2464 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
2465 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
2467 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
2468 sse_reg_operand as operand 0 predicate.
2470 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
2471 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
2472 instead of gen_rtx_REG.
2473 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
2476 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2478 * function.c (emit_use_return_register_into_block): Delete.
2479 (gen_return_pattern): Delete.
2480 (emit_return_into_block): Delete.
2481 (active_insn_between): Delete.
2482 (convert_jumps_to_returns): Delete.
2483 (emit_return_for_exit): Delete.
2484 (thread_prologue_and_epilogue_insns): Delete all code dealing with
2485 simple_return for shrink-wrapped blocks.
2486 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
2487 end of blocks that need one.
2488 (get_unconverted_simple_return): Delete.
2489 (convert_to_simple_return): Delete.
2490 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
2491 (convert_to_simple_return): Ditto.
2493 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2495 * cfgcleanup.c (bb_is_just_return): New function.
2496 (try_optimize_cfg): Simplify jumps to return, branches to return,
2497 and branches around return.
2499 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2501 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
2504 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2508 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
2509 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
2510 assert flags & OEP_HASH_CHECK, instead of asserting it
2511 never happens. Handle TARGET_EXPR.
2512 * fold-const.c (operand_equal_p): For hash verification,
2513 or in OEP_HASH_CHECK into flags.
2515 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
2517 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
2519 (compute_samebase_partition_bases): Fix typo.
2521 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2523 * config/i386/sse.md (vec_interleave_highv8sf,
2524 vec_interleave_lowv8sf, vec_interleave_highv4df,
2525 vec_interleave_lowv4df): Remove constraints from expanders.
2527 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
2529 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2531 * tree-inline.c (expand_call_inline): Fix path dealing with
2532 making lhs of call statement undefined.
2534 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2536 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
2537 Check availability on NODE, too.
2538 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
2539 (cgraph_node::call_for_symbol_and_aliases): Likewise.
2540 (varpool_node::call_for_symbol_and_aliase): Likewise.
2541 * ipa-pure-const.c (add_new_function): Analyze all bodies.
2542 (propagate_pure_const): Propagate across interposable functions, too.
2543 (skip_function_for_local_pure_const): Do not skip interposable bodies
2545 (pass_local_pure_const::execute): Update.
2547 2016-05-04 Marek Polacek <polacek@redhat.com>
2549 * doc/invoke.texi: Document -Wdangling-else.
2551 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2553 * config.gcc: Error out when conflicting multilib is detected. Do not
2554 loop over multilibs since no combination is legal.
2556 2016-05-04 Alan Modra <amodra@gmail.com>
2558 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
2559 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
2560 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2563 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
2565 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
2566 Clean up p5600 comments.
2568 2016-05-04 Richard Biener <rguenther@suse.de>
2570 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
2571 constructor simplifications.
2572 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
2574 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
2576 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
2577 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
2578 result.set_rtx is null instead of aborting.
2579 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
2581 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
2582 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
2583 *mov<mode>_store_postinc): New patterns.
2585 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
2587 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
2588 as commutative. Check both conversions are NOP.
2589 ((A & B) OP (C & B)): Remove.
2591 2016-05-04 Alan Modra <amodra@gmail.com>
2593 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
2595 2016-05-04 Alan Modra <amodra@gmail.com>
2598 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
2599 when cr2,3,4 are all fixed regs.
2601 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
2603 PR rtl-optimization/57193
2604 * opts.c (default_options_table): Revert OPT_frename_registers change.
2605 * doc/invoke.texi (-frename-registers, -O2): Likewise.
2607 2016-05-03 Martin Sebor <msebor@redhat.com>
2610 * builtins.c (fold_builtin_FILE): New function.
2611 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
2612 (fold_builtin_0): Call them.
2613 * gimplify.c (gimplify_call_expr): Remove the handling of
2614 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
2617 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
2618 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
2622 * doc/extend.texi (Function Names as Strings): Update __func__,
2623 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
2626 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2627 Richard Biener <rguenther@suse.de>
2629 PR tree-optimization/70916
2630 * tree-if-conv.c: Include cfganal.h.
2631 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
2632 and remove_fake_exit_edges around the optimization pass.
2634 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
2636 * cgraph.c (symbol_table::create_edge): Set inline_failed.
2637 (cgraph_edge::make_direct): Likewise.
2638 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
2639 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
2640 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
2641 (CIF_THUNK): New code.
2642 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
2643 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
2644 (compute_inline_parameters): Set inline_failed for thunks.
2645 (inline_analyze_function): Cleanup.
2646 * ipa-inline.c (can_inline_edge_p): Do not deal with
2647 call_stmt_cannot_inline_p.
2648 (can_early_inline_edge_p): Likewise.
2649 (early_inliner): Initialize inline_failed.
2650 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
2652 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
2654 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
2655 from nonimm_ssenomem_operand.
2656 (nonimm_ssenomem_operand): New predicate.
2657 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
2658 as operand 0 predicate.
2659 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
2660 Disable unsupported alternatives using "enabled" attribute.
2661 Use register_ssemem_operand as operand 0 predicate.
2662 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
2664 2016-05-03 Marek Polacek <polacek@redhat.com>
2667 * input.c (expansion_point_location): New function.
2668 * input.h (expansion_point_location): Declare.
2670 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
2672 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
2673 occurence with frame_offset_ ones.
2675 2016-05-03 Alan Modra <amodra@gmail.com>
2677 PR rtl-optimization/70890
2678 * ira.c (combine_and_move_insns): When moving def_insn, remove
2681 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
2683 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
2684 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
2685 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
2686 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
2688 2016-05-03 Alan Modra <amodra@gmail.com>
2690 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
2691 for SAVE_MULTIPLE/STORE_MULTIPLE.
2693 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2695 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
2696 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
2698 2016-05-03 Richard Biener <rguenther@suse.de>
2700 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
2702 (gimplify_arg): Likewise.
2703 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
2704 re-writing the result to a decl if required.
2705 (internal_get_tmp_var): Add allow_ssa parameter
2706 and override into_ssa with it.
2707 (get_formal_tmp_var): Adjust.
2708 (get_initialized_tmp_var): Add allow_ssa parameter.
2709 (gimplify_arg): Add allow_ssa parameter and avoid generating
2710 SSA names for the result false.
2711 (gimplify_call_expr): If the call may return twice do not
2712 gimplify parameters into SSA.
2713 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
2714 (gimplify_modify_expr): Adjust assert. For noreturn calls
2715 with a SSA name LHS adjust its def.
2716 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
2717 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
2718 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
2719 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
2720 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
2721 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
2722 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
2723 (optimize_target_teams): Do not allow SSA names for clause operands.
2724 (gimplify_expr): Likewise for where we mark the result addressable.
2725 * passes.def (pass_init_datastructures): Remove.
2726 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
2727 (rewrite_stmt): Likewise.
2728 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
2729 (replace_locals_op): Replace SSA names.
2730 (copy_gimple_seq_and_replace_locals): Init src_cfun.
2731 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
2732 * cgraph.c (release_function_body): Free CFG annotations only
2733 when we have a CFG. Simplify.
2734 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2735 force_gimple_operand instead of get_initialized_tmp_var.
2736 * tree-pass.h (make_pass_init_datastructures): Remove.
2737 * tree-ssa.c (execute_init_datastructures): Remove.
2738 (pass_data_init_datastructures): Likewise.
2739 (class pass_init_datastructures): Likewise.
2740 (make_pass_init_datastructures): Likewise.
2741 * omp-low.c (create_omp_child_function): Init SSA data structures.
2742 (grid_expand_target_grid_body): Likewise.
2743 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
2744 name before adding it to names_to_release.
2745 (remove_bb): Always release SSA defs.
2746 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
2747 before dereferencing it.
2748 * cgraphunit.c (init_lowered_empty_function): Always
2749 int SSA data structures.
2750 * tree-ssanames.c (release_defs): Remove assert that we are in
2752 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
2754 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2755 Uros Bizjak <ubizjak@gmail.com>
2757 PR rtl-optimization/70467
2758 * config/i386/predicates.md (x86_64_hilo_int_operand,
2759 x86_64_hilo_general_operand): New predicates.
2760 * config/i386/constraints.md (Wd): New constraint.
2761 * config/i386/i386.md (mode attr di): Use Wd instead of e.
2762 (general_hilo_operand): New mode attr.
2763 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
2764 instead of <general_operand>.
2765 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
2766 x86_64_hilo_general_operand instead of <general_operand>.
2768 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2770 PR tree-optimization/70916
2771 * tree-if-conv.c (constant_or_ssa_name): Removed.
2772 (fold_build_cond_expr): Use is_gimple_val instead of
2773 constant_or_ssa_name.
2775 PR tree-optimization/70916
2776 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
2777 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
2780 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
2781 (optimize_atomic_bit_test_and): New function.
2782 (pass_fold_builtins::execute): Use it.
2783 * optabs.def (atomic_bit_test_and_set_optab,
2784 atomic_bit_test_and_complement_optab,
2785 atomic_bit_test_and_reset_optab): New optabs.
2786 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
2787 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
2788 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
2789 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
2790 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
2791 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
2792 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
2793 * doc/md.texi (atomic_bit_test_and_set@var{mode},
2794 atomic_bit_test_and_complement@var{mode},
2795 atomic_bit_test_and_reset@var{mode}): Document.
2796 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
2797 atomic_bit_test_and_complement<mode>,
2798 atomic_bit_test_and_reset<mode>): New expanders.
2799 (atomic_bit_test_and_set<mode>_1,
2800 atomic_bit_test_and_complement<mode>_1,
2801 atomic_bit_test_and_reset<mode>_1): New insns.
2803 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
2805 PR rtl-optimization/70687
2806 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
2807 instead of unsigned HOST_WIDE_INT.
2809 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
2811 PR rtl-optimization/44281
2812 * hard-reg-set.h (struct target_hard_regs): New field
2813 x_fixed_nonglobal_reg_set.
2814 (fixed_nonglobal_reg_set): New macro.
2815 * reginfo.c (init_reg_sets_1): Initialize it.
2816 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
2818 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
2820 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2822 PR tree-optimization/56541
2823 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
2824 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
2825 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
2826 (any_complicated_phi): new static variable.
2827 (aggressive_if_conv): delete.
2828 (if_convertible_phi_p): support phis with more than two arguments.
2829 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
2830 critical pred edges.
2831 (ifcvt_split_critical_edges): support phis with more than two
2832 arguments by checking new parameter. only split critical edges
2834 (tree_if_conversion): handle simd pragma marked loop using new
2835 local variable aggressive_if_conv. check any_complicated_phi.
2837 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2839 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
2842 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2844 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
2847 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
2849 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
2850 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
2851 define_insn_and_split.
2852 (mulsi3_i): New define_insn_and_split.
2853 (mulsi3_call): Convert to define_insn.
2854 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
2857 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2859 * machmode.h (mode_complex): Add support to give the complex mode
2861 (GET_MODE_COMPLEX_MODE): Likewise.
2862 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
2863 stored by build_complex_type and gfc_build_complex_type instead of
2864 trying to figure out the appropriate mode based on the size. Raise
2865 an assertion error, if the type was not set.
2866 * genmodes.c (struct mode_data): Add field for the complex type of
2868 (blank_mode): Likewise.
2869 (make_complex_modes): Remember the complex mode created in the
2871 (emit_mode_complex): Write out the mode_complex array to map a
2872 type mode to the complex version.
2873 (emit_insn_modes_c): Likewise.
2874 * tree.c (build_complex_type): Set the complex type to use before
2875 calling layout_type.
2876 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
2877 support for __float128 complex datatypes.
2878 (rs6000_hard_regno_mode_ok): Likewise.
2879 (rs6000_setup_reg_addr_masks): Likewise.
2880 (rs6000_complex_function_value): Likewise.
2881 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
2882 __float128 and __ibm128 complex.
2883 (FLOAT128_IBM_P): Likewise.
2884 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2885 * doc/extend.texi (Additional Floating Types): Document that
2886 -mfloat128 must be used to enable __float128. Document complex
2887 __float128 and __ibm128 support.
2889 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2892 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
2893 char/short arguments promoted to int because of promote_prototypes.
2895 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2897 * config/i386/predicates.md (register_ssemem_operand): New predicate.
2898 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
2899 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
2900 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
2901 alternatives using "enabled" attribute. Use register_ssemem_operand
2902 as operand 1 predicate.
2903 (*cmpi<unord>xf_i387): Split XFmode pattern from
2904 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
2905 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
2906 *absneg<mode>2_i387. Disable unsupported alternatives using
2907 "enabled" attribute.
2908 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
2910 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2912 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
2914 (oacc_loop_process): Check mask for loop termination.
2916 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2918 * cif-code.def (CIF_THUNK): Add.
2919 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
2922 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2924 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
2925 (dump_inline_summary): Dump it.
2926 (fp_expression_p): New predicate.
2927 (estimate_function_body_sizes): Use it.
2928 (inline_merge_summary): Merge fp_expressions.
2929 (inline_read_section): Read fp_expressions.
2930 (inline_write_summary): Write fp_expressions.
2931 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2932 codegen boundary if either caller or callee is !fp_expressions.
2933 * ipa-inline.h (inline_summary): Add fp_expressions.
2934 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2935 to fp_expressions be sure the fp generation flags are updated.
2937 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2939 PR rtl-optimization/70467
2940 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2942 PR rtl-optimization/70467
2943 * ipa-pure-const.c (check_call): Handle internal calls even in
2944 ipa mode like in local mode.
2946 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2948 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2950 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2952 * match.pd (X u< X, X u> X): New transformations.
2954 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2956 * flag-types.h (enum warn_strict_overflow_code): Move ...
2957 * coretypes.h: ... here.
2958 * fold-const.h (fold_overflow_warning): Declare.
2959 * fold-const.c (fold_overflow_warning): Make non-static.
2960 (fold_comparison): Move the transformation of X +- C1 CMP C2
2961 into X CMP C2 -+ C1 ...
2962 * match.pd: ... here.
2963 * gimple-fold.c (fold_stmt_1): Protect with
2964 fold_defer_overflow_warnings.
2966 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2968 * omp-low.c (struct oacc_loop): Add 'inner' field.
2969 (new_oacc_loop_raw): Initialize it to zero.
2970 (oacc_loop_fixed_partitions): Initialize it.
2971 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2972 available partitioning.
2974 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2976 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2978 (umulsidi3): Likewise.
2979 (indirect_jump): Fix jump instruction assembly patterns.
2981 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2984 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2985 (nvptx_function_value): Assert non-NULL cfun.
2987 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2989 PR rtl-optimization/70886
2990 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2992 * cselib.h (rtx_equal_for_cselib_1): Declare.
2993 (rtx_equal_for_cselib_p: New inline function.
2994 * cselib.c (rtx_equal_for_cselib_p): Delete.
2995 (rtx_equal_for_cselib_1): Make public.
2997 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2999 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3000 (register_mixssei387nonimm_operand): Remove predicate.
3001 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3002 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3003 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3004 for TARGET_MIX_SSE_I387 alternatives.
3005 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3006 Disable unsupported alternatives using "enabled" attribute. Use
3007 nonimm_ssenomem_operand as operand 1 predicate. Also check
3008 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3010 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3012 * tree.c (cst_and_fits_in_hwi): Simplify.
3014 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3016 * tree.h (wi::to_wide): New function.
3017 * expr.c (expand_expr_real_1): Use wi::to_wide.
3018 * fold-const.c (int_const_binop_1): Likewise.
3019 (extract_muldiv_1): Likewise.
3021 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3023 * wide-int.h: Update offset_int and widest_int documentation.
3024 (WI_SIGNED_SHIFT_RESULT): New macro.
3025 (wi::binary_shift): Define signed_shift_result_type for
3026 shifts on offset_int- and widest_int-like types.
3027 (generic_wide_int): Support <<= and >>= if << and >> are supported.
3028 * tree.h (int_bit_position): Use shift operators instead of wi::
3030 * alias.c (adjust_offset_for_component_ref): Likewise.
3031 * expr.c (get_inner_reference): Likewise.
3032 * fold-const.c (fold_comparison): Likewise.
3033 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
3034 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
3035 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3036 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
3037 (stmt_kills_ref_p): Likewise.
3038 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
3039 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
3040 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3041 (ao_ref_init_from_vn_reference): Likewise.
3043 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3045 * wide-int.h: Update offset_int and widest_int documentation.
3046 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
3047 (wi::binary_traits): Allow ordered comparisons between offset_int and
3048 offset_int, between widest_int and widest_int, and between either
3049 of these types and basic C types.
3050 (operator <, <=, >, >=): Define for the same combinations.
3051 * tree.h (tree_int_cst_lt): Use comparison operators instead
3052 of wi:: comparisons.
3053 (tree_int_cst_le): Likewise.
3054 * gimple-fold.c (fold_array_ctor_reference): Likewise.
3055 (fold_nonarray_ctor_reference): Likewise.
3056 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
3057 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
3058 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
3059 * tree-sra.c (completely_scalarize): Likewise.
3060 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
3061 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
3062 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
3063 (check_for_binary_op_overflow): Likewise.
3064 (search_for_addr_array): Likewise.
3065 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
3067 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3069 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
3070 (arc_save_restore): Likewise.
3071 (arc_dwarf_register_span): Likewise.
3072 (arc_output_pic_addr_const): Initialize suffix variable.
3074 2016-05-02 Martin Liska <mliska@suse.cz>
3076 * symbol-summary.h (function_summary::function_summary):
3077 Remove checking assert for all cgraph nodes.
3078 (function_summary::get): Check summary_uid.
3079 (symtab_insertion): Check summary_uid.
3081 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3083 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
3084 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
3086 (arc_dwarf_register_span): Remove enum keyword.
3087 (compact_memory_operand_p): New function.
3088 * config/arc/arc.h (reg_class): Add code density register classes.
3089 (REG_CLASS_NAMES): Likewise.
3090 (REG_CLASS_CONTENTS): Likewise.
3091 * config/arc/arc.md (*movqi_insn): Add code density instructions.
3092 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
3093 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
3094 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
3095 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
3097 (h, Rcd, Rsd, Rzd): New register constraints.
3098 (T): Use compact_memory_operand_p function.
3099 * config/arc/predicates.md (compact_load_memory_operand): Remove.
3101 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3103 * config/sh/sh.md (*negnegt, *movtt): Remove.
3105 2016-05-02 Marek Polacek <polacek@redhat.com>
3106 Tom de Vries <tom@codesourcery.com>
3108 PR tree-optimization/70700
3109 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
3110 bigger than FIRST_REF_NODE.
3112 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3115 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
3117 (prepare_cbranch_operands): Don't use scratch register. Assume that
3118 function is used when pseudos can be created.
3119 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
3120 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
3121 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
3122 define_expand. Allow it only when pseudos can be created.
3123 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
3125 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
3127 * config/i386/constraints.md (BC): Only allow -1 operands.
3128 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
3129 Add "enabled" attribute. Update XI mode attribute calculation.
3130 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
3131 (*movoi_internal_avx): Update XI mode attribute calculation.
3132 (*movti_internal): Ditto.
3134 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3136 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
3137 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
3139 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
3141 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
3142 statement on instruction code. Remove trailing spaces.
3143 (altivec_expand_stv_builtin): Likewise.
3145 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3147 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
3148 (TARGET_FPU_DOUBLE): Simplify.
3149 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
3150 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
3151 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
3152 with 'TARGET_FPU_DOUBLE'.
3153 * config/sh/sh.md: Likewise.
3155 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
3157 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
3158 SH_DIV_STR_FOR_SIZE): Remove.
3159 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
3160 SH_DIV_STR_FOR_SIZE): Remove.
3162 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3164 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
3165 logical_reg_operand): Delete.
3166 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
3167 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
3168 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
3169 match_operand and match_test.
3170 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
3171 variables on their first use. Return bool values.
3172 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
3173 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
3174 arith_reg_operand for input operand. Remove empty constraints.
3176 (*xorsi3_compact): Rename to xorsi3.
3177 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
3178 (*zero_extend<mode>si2_disp_mem): Update comment.
3181 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3183 * config/sh/t-sh: Remove SH5 support.
3184 * config.gcc: Likewise.
3185 * configure: Likewise.
3187 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3189 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
3191 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3193 * config/sh/sh.c (register_sh_passes, sh_option_override,
3194 sh_print_operand, prepare_move_operands,
3195 sh_can_follow_jump): Remove TARGET_SH1 checks.
3196 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
3197 PROMOTE_MODE): Likewise.
3198 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
3201 2016-04-30 Alan Modra <amodra@gmail.com>
3203 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
3204 restoring when fixed_reg_p, but allow out-of-line or stmw save.
3205 Check for user regs later to avoid unnecessary looping over regs.
3206 Merge user reg check with non-saved reg check. Don't force
3207 inline VR restore when static chain used.
3208 (rs6000_frame_related): Omit eh_frame info for user regs when
3210 (fixed_regs_p): Delete.
3212 2016-04-30 Alan Modra <amodra@gmail.com>
3214 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
3215 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
3218 2016-04-30 Alan Modra <amodra@gmail.com>
3221 * config/rs6000/rs6000.c (fixed_reg_p): New function.
3222 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
3225 2016-04-30 Alan Modra <amodra@gmail.com>
3227 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3228 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
3229 flag_pic test for Darwin.
3231 2016-04-30 Alan Modra <amodra@gmail.com>
3233 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
3234 throw_calls_crossed.
3235 (REG_FREQ_CALLS_CROSSED): Delete.
3236 (REG_N_THROWING_CALLS_CROSSED): Delete.
3237 * regstat.c (regstat_bb_compute_ri): Don't calculate
3238 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
3239 (dump_reg_info): Don't print call cross frequency.
3240 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
3241 and REG_N_THROWING_CALLS_CROSSED.
3243 2016-04-30 Alan Modra <amodra@gmail.com>
3245 * regs.h (struct reg_info_t): Delete live_length.
3246 (REG_LIVE_LENGTH): Delete macro.
3247 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
3248 local_live, local_processed and local_live_last_luid params.
3249 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
3251 (regstat_compute_ri): Adjust for above. Don't set
3253 (dump_reg_info): Don't print live length.
3254 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
3255 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
3256 Localize loop_depth var.
3258 2016-04-30 Alan Modra <amodra@gmail.com>
3260 * ira.c (enum valid_equiv): New.
3261 (validate_equiv_mem): Return enum.
3262 (update_equiv_mem): Create replacement in more cases.
3263 (add_store_equivs): Update validate_equiv_mem call.
3265 2016-04-30 Alan Modra <amodra@gmail.com>
3267 * ira.c (combine_and_move_insns): Rather than scanning insns,
3268 use DF infrastucture to find use and def insns.
3270 2016-04-30 Alan Modra <amodra@gmail.com>
3272 ira.c (combine_and_move_insns): Move invariant conditions..
3273 (ira.c): ..to here. Call combine_and_move_insns before
3274 add_store_equivs. Call grow_reg_equivs later. Allocate
3275 req_equiv later using max_reg_num() rather than global max_regno.
3276 (contains_replace_regs): Delete.
3277 (add_store_equivs): Remove contains_replace_regs test.
3279 2016-04-30 Alan Modra <amodra@gmail.com>
3281 * ira.c (struct equiv_mem_data): New.
3282 (equiv_mem, equiv_mem_modified): Delete static vars.
3283 (validate_equiv_mem_from_store): Use "data" param to communicate..
3284 (validate_equiv_mem): ..from here.
3286 2016-04-30 Alan Modra <amodra@gmail.com>
3288 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
3290 (update_reg_equivs): ..here. Move allocation and freeing of
3291 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
3292 end_alias_analysis to..
3295 2016-04-30 Alan Modra <amodra@gmail.com>
3297 * ira.c (pdx_subregs): Delete.
3298 (struct equivalence): Add pdx_subregs field.
3299 (set_paradoxical_subreg): Remove pdx_subregs param. Update
3301 (update_equiv_regs): Don't create or free pdx_subregs. Update
3304 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3306 * config/rs6000/altivec.h: Change definitions of vec_xl and
3308 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
3309 (LD_ELEMREV_V2DI): New.
3310 (LD_ELEMREV_V4SF): New.
3311 (LD_ELEMREV_V4SI): New.
3312 (LD_ELEMREV_V8HI): New.
3313 (LD_ELEMREV_V16QI): New.
3314 (ST_ELEMREV_V2DF): New.
3315 (ST_ELEMREV_V2DI): New.
3316 (ST_ELEMREV_V4SF): New.
3317 (ST_ELEMREV_V4SI): New.
3318 (ST_ELEMREV_V8HI): New.
3319 (ST_ELEMREV_V16QI): New.
3322 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3323 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
3324 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
3325 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
3326 (altivec_expand_builtin): Add handling for
3327 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
3328 (rs6000_invalid_builtin): Add error-checking for
3329 RS6000_BTM_P9_VECTOR.
3330 (altivec_init_builtins): Define builtins used to implement vec_xl
3332 (rs6000_builtin_mask_names): Define power9-vector.
3333 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
3334 (RS6000_BTM_P9_VECTOR): Define.
3335 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
3336 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
3337 (vsx_ld_elemrev_v2df): Likewise.
3338 (vsx_ld_elemrev_v4sf): Likewise.
3339 (vsx_ld_elemrev_v4si): Likewise.
3340 (vsx_ld_elemrev_v8hi): Likewise.
3341 (vsx_ld_elemrev_v16qi): Likewise.
3342 (vsx_st_elemrev_v2df): Likewise.
3343 (vsx_st_elemrev_v2di): Likewise.
3344 (vsx_st_elemrev_v4sf): Likewise.
3345 (vsx_st_elemrev_v4si): Likewise.
3346 (vsx_st_elemrev_v8hi): Likewise.
3347 (vsx_st_elemrev_v16qi): Likewise.
3348 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
3351 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
3353 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
3355 (simplify_control_stmt_condition_1): ... here. Recurse into
3356 BIT_AND_EXPRs and BIT_IOR_EXPRs.
3358 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
3361 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
3362 (zero_extendqi<mode>2_dot): Revert earlier conversion from
3363 define_insn_and_split to define_insn.
3364 (zero_extendqi<mode>2_dot2): Same.
3365 (extendqi<mode>2_dot): Same.
3366 (extendqi<mode>2_dot2): Same.
3368 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3370 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
3371 (probe_stack): New expander.
3372 (probe_stack_<mode>): New insn pattern.
3374 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3376 * config/i386/i386.md
3377 (operations with memory inputs setting flags peephole2):
3378 Remove uneeded REG_P checks. Cleanup pattern generation.
3380 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
3382 * tree-vect-loop.c (vect_transform_loop): Fix
3383 nb_iterations_upper_bound computation for vectorized loop.
3385 2016-04-29 Marek Polacek <polacek@redhat.com>
3386 Jakub Jelinek <jakub@redhat.com>
3389 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
3390 TARGET_EXPR_SLOT as a base.
3392 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
3394 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
3395 with 'rCm2' constraints to limit possible immediate size.
3396 (*load_zeroextendqisi_update): Likewise.
3397 (*load_signextendqisi_update): Likewise.
3398 (*loadhi_update): Likewise.
3399 (*load_zeroextendhisi_update): Likewise.
3400 (*load_signextendhisi_update): Likewise.
3401 (*loadsi_update): Likewise.
3402 (*loadsf_update): Likewise.
3404 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3406 * config/i386/predicates.md (constm1_operand): Fix comparison.
3408 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3410 * testsuite/gcc.target/arc/ieee_eq.c: New test.
3412 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
3414 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
3415 remaining SH5 related settings.
3416 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
3417 shmedia_prepare_call_address): Delete.
3418 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
3419 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
3420 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
3421 UNSUPPORTED_SH2A): Remove m5 checks.
3422 (sh_divide_strategy_e): Remove SH5 division strategies.
3423 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
3424 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
3426 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
3428 * config/s390/s390.c (s390_rtx_costs): Update documentation.
3430 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3432 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
3433 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
3435 * config/s390/vector.md ("mov<mode>"): Likewise.
3437 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
3439 * config/s390/constraints.md ("U", "W"): Invoke
3440 s390_mem_constraint with "ZR" and "ZT".
3441 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
3442 addresses when using LRA. Accept also short displacements for S
3443 and T constraints. Do not check for long displacement target for
3444 S and T constraints.
3445 (s390_mem_constraint): Remove handling of U and W constraints.
3446 * config/s390/s390.md (various patterns): Remove the short
3447 displacement constraints (Q and R) if a long displacement
3448 constraint is present. Add longdisp as required CPU capability.
3449 * config/s390/vector.md: Likewise.
3450 * config/s390/vx-builtins.md: Likewise.
3452 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3455 * reload1.c (reload): Call finish_spills before
3456 restarting reload loop. Skip select_reload_regs
3457 if update_eliminables_and_spill returns true.
3459 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3461 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
3462 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
3463 (umulhisi3_imm): Update predicates and constraint letters.
3464 (umulhisi3_reg): Declare instruction as commutative.
3465 * config/arc/constraints.md (J12, J16): New constraints.
3466 * config/arc/predicates.md (short_unsigned_const_operand): New
3468 (arc_short_operand): Likewise.
3469 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
3471 2016-04-29 Richard Biener <rguenther@suse.de>
3473 PR tree-optimization/13962
3474 PR tree-optimization/65686
3475 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
3476 * tree-ssa-alias.c (ptrs_compare_unequal): New function
3477 using PTA to compare pointers.
3478 * match.pd: Add pattern for pointer equality compare simplification
3479 using ptrs_compare_unequal.
3481 2016-04-29 Richard Biener <rguenther@suse.de>
3483 * stor-layout.c (layout_type): Do not build a pointer-to-element
3486 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3488 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
3489 Use SWI mode iterator. Use general_reg_operand predicate.
3490 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
3491 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
3494 2016-04-29 Jakub Jelinek <jakub@redhat.com>
3497 * fold-const.c (operand_equal_p): Don't verify hash value equality
3499 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
3502 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3505 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
3506 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
3507 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
3508 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
3509 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
3511 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3513 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
3514 to info. Don't initialize separate fields to 0. Clean up
3517 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3519 * config/i386/i386.md (peephole2s for operations with memory inputs):
3520 Use SWI mode iterator.
3521 (peephole2s for operations with memory outputs): Ditto.
3522 Do not check for stack checking probe.
3524 (probe_stack): Remove expander.
3526 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3527 Andrew Burgess <andrew.burgess@embecosm.com>
3529 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
3530 operands as 32-bits.
3532 2016-04-28 Jason Merrill <jason@redhat.com>
3534 * gdbinit.in: Skip line-map.h.
3536 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3537 Andrew Burgess <andrew.burgess@embecosm.com>
3539 * config/arc/arc.c (arc_conditional_register_usage): Take
3540 TARGET_RRQ_CLASS into account.
3541 (arc_print_operand): Support printing 'p' and 's' operands.
3542 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
3544 (TARGET_RRQ_CLASS): Define.
3545 (IS_POWEROF2_OR_0_P): Define.
3546 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
3548 (*tst_movb): New define_insn.
3549 (*tst): Avoid recognition if it could prevent '*tst_movb'
3550 combination; replace c/CnL with c/Chs alternative.
3551 (*tst_bitfield_tst): New define_insn.
3552 (*tst_bitfield_asr): New define_insn.
3553 (*tst_bitfield): New define_insn.
3554 (andsi3_i): Add Rrq variant.
3555 (extzv): New define_expand.
3556 (insv): New define_expand.
3557 (*insv_i): New define_insn.
3558 (*movb): New define_insn.
3559 (*movb_signed): New define_insn.
3560 (*movb_high): New define_insn.
3561 (*movb_high_signed): New define_insn.
3562 (*movb_high_signed + 1): New define_split pattern.
3563 (*mrgb): New define_insn.
3564 (*mrgb + 1): New define_peephole2 pattern.
3565 (*mrgb + 2): New define_peephole2 pattern.
3566 * config/arc/arc.opt (mbitops): New option for nps400, uses
3567 TARGET_NPS_BITOPS_DEFAULT.
3568 * config/arc/constraints.md (q): Make register class conditional.
3569 (Rrq): New register constraint.
3570 (Chs): New constraint.
3571 (Clo): New constraint.
3572 (Chi): New constraint.
3573 (Cbf): New constraint.
3574 (Cbn): New constraint.
3575 (C18): New constraint.
3576 (Cbi): New constraint.
3578 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3580 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
3582 (bitmap_intersection_of_preds): Ditto.
3583 (bitmap_union_of_succs): Ditto.
3584 (bitmap_union_of_preds): Ditto.
3585 * sbitmap.c (do_popcount): Delete.
3586 (BITMAP_DEBUGGING): Delete.
3587 (sbitmap_verify_popcount): Delete.
3588 (sbitmap_alloc): Don't initialize the popcount field.
3589 (sbitmap_alloc_with_popcount): Delete.
3590 (sbitmap_resize): Don't resize the popcount array.
3591 (sbitmap_vector_alloc): Don't initialize the popcount field.
3592 (bitmap_copy): Don't copy the popcount array.
3593 (bitmap_clear): Don't clear the popcount array.
3594 (bitmap_clear): Delete the popcount array handling.
3595 (bitmap_ior_and_compl): Delete the popcount assert.
3596 (bitmap_not): Ditto.
3597 (bitmap_and_compl): Ditto.
3598 (bitmap_and): Delete the popcount array handling.
3599 (bitmap_xor): Ditto.
3600 (bitmap_ior): Ditto.
3601 (bitmap_or_and): Delete the popcount assert.
3602 (bitmap_and_or): Ditto.
3603 (popcount_table): Delete.
3604 (sbitmap_elt_popcount): Delete.
3605 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
3606 (bitmap_set_bit): Delete the popcount assert.
3607 (bitmap_clear_bit): Ditto.
3608 (sbitmap_free): Don't free the popcount array.
3609 (sbitmap_alloc_with_popcount): Delete declaration.
3610 (sbitmap_popcount): Ditto.
3612 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3613 Andrew Burgess <andrew.burgess@embecosm.com>
3615 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
3616 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
3617 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
3618 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
3619 * config/arc/arc.opt (mcmem): New option.
3620 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
3621 supply length for r/m alternative.
3622 (*extendqisi2_ac): Likewise.
3623 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
3625 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
3626 (movhi_insn): Likewise.
3627 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
3628 (*zero_extendqihi2_i): Add r/Ucm alternative.
3629 (*zero_extendqisi2_ac): Likewise.
3630 (*zero_extendhisi2_i): Likewise.
3631 * config/arc/constraints.md (Uex): New memory constraint.
3632 (Ucm): New define_constraint.
3633 * config/arc/predicates.md (long_immediate_loadstore_operand):
3634 Return 0 for MEM with cmem_address address.
3635 (cmem_address_0): New predicates.
3636 (cmem_address_1): Likewise.
3637 (cmem_address_2): Likewise.
3638 (cmem_address): Likewise.
3640 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3642 * config/rs6000/rs6000.c (machine_function): Rename
3643 insn_chain_scanned_p to spe_insn_chain_scanned_p.
3644 (rs6000_stack_info): Adjust.
3646 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3647 Andrew Burgess <andrew.burgess@embecosm.com>
3649 * config/arc/constraints.md (Usd): Convert to define_constraint.
3653 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3656 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
3657 Add new peephole2 where the first insn is *mov<mode>_or instead of
3658 *mov<mode>_internal.
3660 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
3662 * tracer.c (bb_seen): Make static.
3664 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
3666 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
3667 support, setup defaults.
3668 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
3669 * config/arc/arc.c (arc_init): Add NPS400 support.
3670 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
3671 (TARGET_ARC700): NPS400 is also an ARC700.
3672 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
3674 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3677 * config/nds32/nds32.md (casesi): Don't access the operands array
3680 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3682 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
3683 (or $-1,reg peephole2): Ditto.
3684 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
3686 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3688 * doc/extend.texi (Common Function Attributes) [optimize]:
3689 Discourage use of the optimize attribute.
3691 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
3693 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
3694 special case builtin.
3695 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3696 ALTIVEC_BUILTIN_VEC_ADDE.
3697 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3698 support for ALTIVEC_BUILTIN_VEC_ADDE.
3699 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3700 for __builtin_vec_adde.
3702 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3704 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
3705 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
3707 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3710 * doc/sourcebuild.texi (Effective-Target Keywords, Other
3711 attributes): Document cilkplus_runtime.
3713 2016-04-28 Martin Jambor <mjambor@suse.cz>
3715 * tree-cfg.c (verify_expr): Verify that local declarations belong to
3716 this function. Call verify_expr on MEM_REFs and bases of other
3719 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3721 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
3722 for WORD_REGISTER_OPERATIONS to runtime check.
3724 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3726 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
3728 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3730 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
3731 big-endian compilation.
3732 * config/arc/arc.md (addf3): Likewise.
3736 2016-04-28 Richard Biener <rguenther@suse.de>
3738 PR tree-optimization/70840
3739 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
3740 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
3741 Mark x * pow(x,c) -> pow(x,c+1) commutative.
3742 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
3744 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3746 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
3747 and explain why in a comment.
3749 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3751 * config/arc/arc.md (cpu_facility): Add fpx variant.
3752 (subdf3): Prohibit use reverse sub when assist operations option
3754 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
3755 instructions only when FPX is enabled.
3756 * testsuite/gcc.target/arc/trsub.c: New test.
3758 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3760 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
3761 mult_operator when calculating "type" attribute.
3762 (*fop_<mode>_1_i387): Ditto.
3763 (*fop_xf_1_i387): Ditto.
3764 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
3765 Use std::swap to swap operands. Use RTL expressions to generate
3768 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3769 Joern Rennecke <joern.rennecke@embecosm.com>
3771 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
3773 (emit_pic_move): Remove.
3774 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
3775 * config/arc/arc.c (emit_pic_move): Removed.
3776 (TARGET_HAVE_TLS): Define.
3777 (arc_conditional_register_usage): Test for arc_tp_regno.
3778 (arc_print_operand, arc_print_operand_address): Handle TLS
3780 (arc_needs_pcl_p): New function.
3781 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
3782 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
3783 (arc_raw_symbolic_reference_mentioned_p): Likewise.
3784 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
3785 (arc_legitimize_tls_address): Likewise.
3786 (DTPOFF_ZERO_SYM): Define.
3787 (arc_legitimize_pic_address): Make it static, handle TLS cases.
3788 (arc_output_pic_addr_const): Print TLS unspecs.
3789 (prepare_pic_move): New function, replaces emit_pic_move.
3790 (arc_legitimate_constant_p): Handle TLS unspecs.
3791 (arc_legitimate_address_p): Likewise.
3792 (arc_rewrite_small_data_p): Use assert for TLS constants.
3793 (prepare_move_operands): Use prepare_pic_move.
3794 (arc_legitimize_address): Legitimize tls addresses.
3795 (arc_epilogue_uses): Check for arc_tp_regno.
3796 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
3797 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
3799 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
3801 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
3802 %(arc_tls_extra_start_spec).
3803 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
3804 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
3806 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
3807 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
3808 (UNSPEC_TLS_OFF): Add.
3810 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
3811 (get_thread_pointersi): New patterns.
3812 * config/arc/arc.opt (mtp-regno): New option.
3813 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
3814 (move_dest_operand): Likewise.
3815 * configure: Regenerate.
3816 * configure.ac: Add arc*-*-* case to test for tls.
3817 * doc/invoke.texi (ARC options): Document mtp-regno.
3819 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3821 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
3822 the new ARC HS SIMD instructions.
3823 (arc_preferred_simd_mode): New function.
3824 (arc_autovectorize_vector_sizes): Likewise.
3825 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
3826 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
3827 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
3828 (arc_init_builtins): Add new SIMD builtin types.
3829 (arc_split_move): Handle 64 bit vector moves.
3830 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
3831 (TARGET_PLUS_QMACW): Define.
3832 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
3833 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
3834 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
3835 (VSUBADD4H): New builtins.
3836 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
3837 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
3839 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
3840 Matthias Klose <doko@debian.org>
3842 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
3844 2016-04-28 Richard Biener <rguenther@suse.de>
3847 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
3850 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
3852 * common/config/sh/sh-common.c: Remove SH5 support.
3853 * config/sh/constraints.md: Likewise.
3854 * config/sh/config/sh/elf.h: Likewise.
3855 * config/sh/linux.h: Likewise.
3856 * config/sh/netbsd-elf.h: Likewise.
3857 * config/sh/predicates.md: Likewise.
3858 * config/sh/sh-c.c: Likewise.
3859 * config/sh/sh-protos.h: Likewise.
3860 * config/sh/sh.c: Likewise.
3861 * config/sh/sh.h: Likewise.
3862 * config/sh/sh.md: Likewise.
3863 * config/sh/sh.opt: Likewise.
3864 * config/sh/sync.md: Likewise.
3865 * config/sh/sh64.h: Delete.
3866 * config/sh/shmedia.h: Likewise.
3867 * config/sh/shmedia.md: Likewise.
3868 * config/sh/sshmedia.h: Likewise.
3869 * config/sh/t-netbsd-sh5-64: Likewise.
3870 * config/sh/t-sh64: Likewise.
3871 * config/sh/ushmedia.h: Likewise.
3873 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3875 * config/i386/i386.md (sign_extend to memory peephole2s): Use
3876 general_reg_operand instead of register_operand predicate.
3878 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3880 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
3882 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
3884 * match.pd (A - B > A, A + B < A): New transformations.
3886 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
3888 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
3889 which defaults to true. Emit an outer pair of parentheses only if
3890 EMIT_PARENS. When continuing a chain of && or || (or & or |),
3891 don't emit parentheses for the right-hand operand.
3893 2016-04-27 Jeff Law <law@redhat.com>
3895 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
3897 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3899 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
3900 (altivec_lvx_<mode>_internal): Document.
3901 (altivec_lvx_<mode>_2op): New define_insn.
3902 (altivec_lvx_<mode>_1op): Likewise.
3903 (altivec_lvx_<mode>_2op_si): Likewise.
3904 (altivec_lvx_<mode>_1op_si): Likewise.
3905 (altivec_stvx_<mode>): Remove.
3906 (altivec_stvx_<mode>_internal): Document.
3907 (altivec_stvx_<mode>_2op): New define_insn.
3908 (altivec_stvx_<mode>_1op): Likewise.
3909 (altivec_stvx_<mode>_2op_si): Likewise.
3910 (altivec_stvx_<mode>_1op_si): Likewise.
3911 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3912 Expand vec_ld and vec_st during parsing.
3913 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
3915 (altivec_expand_stvx_be): Likewise.
3916 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
3917 address-masking behavior in RTL.
3918 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
3919 address-masking behavior in RTL.
3920 (altivec_expand_builtin): Change builtin code arguments for calls
3921 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
3922 (insn_is_swappable_p): Avoid incorrect swap optimization in the
3923 presence of lvx/stvx patterns.
3924 (alignment_with_canonical_addr): New function.
3925 (alignment_mask): Likewise.
3926 (find_alignment_op): Likewise.
3927 (recombine_lvx_pattern): Likewise.
3928 (recombine_stvx_pattern): Likewise.
3929 (recombine_lvx_stvx_patterns): Likewise.
3930 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3931 stvx patterns from expand.
3932 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3934 (vector_altivec_store_<mode>): Likewise.
3936 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3938 * config/aarch64/aarch64.md
3939 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3940 remove the "fp" attributes.
3941 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3942 add the "simd" attributes.
3943 (*movdf_aarch64): Likewise.
3944 (*movtf_aarch64): Remove the "fp" attributes.
3945 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3946 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3948 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3950 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3951 rtx to rtx_code_label *.
3952 * rtl.h (maybe_set_first_label_num): Likewise.
3954 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3956 * df-core.c (df_add_problem): Make the problem param be const.
3957 (df_remove_problem): Make local "problem" be const.
3958 * df-problems.c (problem_RD): Make const.
3959 (problem_LR): Likewise.
3960 (problem_LIVE): Likewise.
3961 (problem_MIR): Likewise.
3962 (problem_CHAIN): Likewise.
3963 (problem_WORD_LR): Likewise.
3964 (problem_NOTE): Likewise.
3965 (problem_MD): Likewise.
3966 * df-scan.c (problem_SCAN): Likewise.
3967 * df.h (struct df_problem): Make field "dependent_problem" be
3969 (struct dataflow): Likewise for field "problem".
3970 (df_add_problem): Make param const.
3972 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3974 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3975 inter-unit moves to/from vector registers are enabled. Do not disable
3978 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3980 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3981 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3983 (enum df_problem_id): ...this new enum.
3984 (struct df_problem): Convert field "id" from "int" to
3987 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3989 * rtl.def: Update comment for "things in the instruction chain" to
3990 reflect the removal of the leading "i" field for INSN_UID in
3991 r210360. Fix bogus apostrophe.
3993 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3995 * config/i386/i386.md
3996 (lea arith with mem operand + setcc peephole2): Set operator mode.
3998 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4001 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4002 (dimode_scalar_to_vector_candidate_p): This.
4003 (timode_scalar_to_vector_candidate_p): New function.
4004 (scalar_to_vector_candidate_p): Likewise.
4005 (timode_check_non_convertible_regs): Likewise.
4006 (timode_remove_non_convertible_regs): Likewise.
4007 (remove_non_convertible_regs): Likewise.
4008 (remove_non_convertible_regs): Renamed to ...
4009 (dimode_remove_non_convertible_regs): This.
4010 (scalar_chain::~scalar_chain): Make it virtual.
4011 (scalar_chain::compute_convert_gain): Make it pure virtual.
4012 (scalar_chain::mark_dual_mode_def): Likewise.
4013 (scalar_chain::convert_insn): Likewise.
4014 (scalar_chain::convert_registers): Likewise.
4015 (scalar_chain::add_to_queue): Make it protected.
4016 (scalar_chain::emit_conversion_insns): Likewise.
4017 (scalar_chain::replace_with_subreg): Likewise.
4018 (scalar_chain::replace_with_subreg_in_insn): Likewise.
4019 (scalar_chain::convert_op): Likewise.
4020 (scalar_chain::convert_reg): Likewise.
4021 (scalar_chain::make_vector_copies): Likewise.
4022 (scalar_chain::convert_registers): New pure virtual function.
4023 (class dimode_scalar_chain): New class.
4024 (class timode_scalar_chain): Likewise.
4025 (scalar_chain::mark_dual_mode_def): Renamed to ...
4026 (dimode_scalar_chain::mark_dual_mode_def): This.
4027 (timode_scalar_chain::mark_dual_mode_def): New function.
4028 (timode_scalar_chain::convert_insn): Likewise.
4029 (dimode_scalar_chain::convert_registers): Likewise.
4030 (scalar_chain::compute_convert_gain): Renamed to ...
4031 (dimode_scalar_chain::compute_convert_gain): This.
4032 (scalar_chain::replace_with_subreg): Renamed to ...
4033 (dimode_scalar_chain::replace_with_subreg): This.
4034 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
4035 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
4036 (scalar_chain::make_vector_copies): Renamed to ...
4037 (dimode_scalar_chain::make_vector_copies): This.
4038 (scalar_chain::convert_reg): Renamed to ...
4039 (dimode_scalar_chain::convert_reg ): This.
4040 (scalar_chain::convert_op): Renamed to ...
4041 (dimode_scalar_chain::convert_op): This.
4042 (scalar_chain::convert_insn): Renamed to ...
4043 (dimode_scalar_chain::convert_insn): This.
4044 (scalar_chain::convert): Call convert_registers.
4045 (convert_scalars_to_vector): Change to scalar_chain pointer to
4046 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
4047 in 32-bit mode. Delete scalar_chain pointer. Call
4048 free_dominance_info in 64-bit mode.
4049 (pass_stv::gate): Remove TARGET_64BIT check.
4050 (ix86_option_override): Put the 64-bit STV pass before the CSE
4053 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
4055 * dwarf2out.h (struct dw_loc_descr_node): Remove the
4056 dw_loc_frame_offset field.
4057 * dwarf2out.c (new_loc_descr): Likewise.
4058 (resolve_args_picking_1): Turn the VISITED hash set into a
4059 FRAME_OFFSET hash map. Use it to associate a frame offset to
4060 visited nodes. Remove uses of the CHECKING_P macro.
4061 (resolve_args_picking): Update call to resolve_args_picking_1.
4063 2016-04-27 Martin Liska <mliska@suse.cz>
4065 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
4066 (free_loop_data): Release vuses of groups.
4068 2016-04-27 Bin Cheng <bin.cheng@arm.com>
4070 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
4071 instead of redundant use_id and boolean have_use_for.
4072 (struct iv_use): Change sub_id into group_id. Remove field next.
4073 Move fields: related_cands, n_map_members, cost_map and selected
4075 (struct iv_group): ... here. New structure.
4076 (struct iv_common_cand): Use structure declaration directly.
4077 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
4078 (MAX_CONSIDERED_USES): Rename macro to ...
4079 (MAX_CONSIDERED_GROUPS): ... here.
4080 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
4081 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
4082 (dump_uses): Rename to ...
4083 (dump_groups): ... here. Update all uses.
4084 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
4085 (find_induction_variables): Refactor format of dump information.
4086 (record_sub_use): Delete.
4087 (record_use): Update all uses.
4088 (record_group): New function.
4089 (record_group_use, find_interesting_uses_op): Call above functions.
4091 (find_interesting_uses_cond): Ditto.
4092 (group_compare_offset): New function.
4093 (split_all_small_groups): Rename to ...
4094 (split_small_address_groups_p): ... here. Update all uses.
4095 (split_address_groups): Update all uses.
4096 (find_interesting_uses): Refactor format of dump information.
4097 (add_candidate_1): Update all uses. Remove redundant check on iv,
4099 (add_candidate, record_common_cand): Remove redundant assert.
4100 (add_iv_candidate_for_biv): Update use.
4101 (add_iv_candidate_derived_from_uses): Update all uses.
4102 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
4103 (alloc_use_cost_map): Ditto.
4104 (set_use_iv_cost, get_use_iv_cost): Rename to ...
4105 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
4106 (determine_use_iv_cost_generic): Ditto.
4107 (determine_group_iv_cost_generic): Ditto.
4108 (determine_use_iv_cost_address): Ditto.
4109 (determine_group_iv_cost_address): Ditto.
4110 (determine_use_iv_cost_condition): Ditto.
4111 (determine_group_iv_cost_cond): Ditto.
4112 (determine_use_iv_cost): Ditto.
4113 (determine_group_iv_cost): Ditto.
4114 (set_autoinc_for_original_candidates): Update all uses.
4115 (find_iv_candidates): Update all uses. Refactor dump information.
4116 (determine_use_iv_costs): Ditto.
4117 (determine_iv_costs): Ditto.
4118 (iv_ca_cand_for_use): Rename to ...
4119 (iv_ca_cand_for_group): ... here. Update all uses.
4120 (iv_ca_add_use, iv_ca_add_group): Ditto.
4121 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
4122 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
4123 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
4124 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
4125 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
4126 (create_new_iv, adjust_iv_update_pos): Ditto.
4127 (rewrite_use_address): Delete.
4128 (rewrite_use_address_1): Rename to ...
4129 (rewrite_use_address): ... here.
4130 (rewrite_use_compare): Update all uses.
4131 (rewrite_use): Delete.
4132 (rewrite_uses): Rename to ...
4133 (rewrite_groups): ... here. Update all uses.
4134 (remove_unused_ivs, free_loop_data): Update all uses.
4135 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
4137 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4139 * rtlanal.c (nonzero_bits1): Convert preprocessor check
4140 for WORD_REGISTER_OPERATIONS to runtime check.
4142 2016-04-27 Richard Biener <rguenther@suse.de>
4145 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
4146 aggregate_value_p to determine if a function result is
4147 returned by reference.
4148 (ipa_pta_execute): Functions having their address taken are
4149 not automatically nonlocal.
4151 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4154 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
4155 * fold-const.c (operand_equal_p): If flag_checking and
4156 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
4157 and if it returns non-zero, assert iterative_hash_expr on both
4160 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4162 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
4164 2016-04-27 Nick Clifton <nickc@redhat.com>
4167 * varasm.c (merge_weak): Generate an error if an attempt is made
4168 to convert a non-weak static function into a weak, public function.
4170 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4172 * params.def (MAX_PARTITION_SIZE): New param.
4173 * doc/invoke.texi: Document lto-max-partition.
4175 2016-04-27 Richard Biener <rguenther@suse.de>
4178 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
4179 function cummulating used_from_other_partition, externally_visible
4180 and force_output from aliases.
4181 (refered_from_nonlocal_var): Likewise.
4182 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
4183 node flags properly.
4185 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4187 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
4188 (-Wmemset-elt-size): New item.
4190 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
4193 * stor-layout.h (internal_reference_types): Delete.
4194 * stor-layout.c (reference_types_internal): Likewise.
4195 (internal_reference_types): Likewise.
4196 (layout_type) <REFERENCE_TYPE>: Adjust.
4198 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4201 * tree.h (inchash::add_expr): Add FLAGS argument.
4202 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
4203 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
4204 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
4205 Formatting fix. Adjust recursive calls. For tcc_comparison,
4206 if swap_tree_comparison (code) is smaller than code, hash that
4207 and arguments in the other order. Hash CONVERT_EXPR the same
4208 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
4209 of ADDR_EXPR of decl as the decl itself. Add or remove
4210 OEP_ADDRESS_OF from recursive flags as needed. For
4211 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
4212 operands commutatively and only the third one normally.
4213 For internal CALL_EXPR hash in CALL_EXPR_IFN.
4215 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
4217 * config/rtems.h (LIB_SPEC): Add -latomic.
4219 2016-04-27 Joel Sherrill <joel@rtems.org>
4221 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
4222 xilink.ld and flags not relevant to RTEMS.
4224 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
4226 * toplev.c (backend_init_target): Avoid calling init_reload when using
4229 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4231 * reorg.c (try_merge_delay_insns): Declare i and j inside the
4232 for loops rather than one for the whole function.
4234 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4236 * match.pd (X + CST CMP X): New transformation.
4238 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4240 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
4241 * fold-const.c (fold_binary_loc): Remove 2 transformations
4242 superseded by match.pd.
4243 * match.pd (x+x -> x*2): Generalize to integers.
4245 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
4247 * config/i386/i386.md (operation on memory peephole): Duplicate an
4248 existing peephole and adapt it to match lea rather than an operation
4251 PR rtl-optimization/57193
4252 * opts.c (default_options_table): Add OPT_frename_registers at -O2
4254 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
4256 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4258 * tree-if-conv.c (any_pred_load_store): New static variable.
4259 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
4260 any_pred_load_store instead of and_mask_load_store.
4261 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
4262 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
4263 (combine_blocks, tree_if_conversion): Ditto.
4265 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4267 PR tree-optimization/70771
4268 PR tree-optimization/70775
4269 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
4270 virtual PHI nodes. Delete parameter.
4271 (if_convertible_loop_p_1): Delete argument to above function.
4272 (predicate_all_scalar_phis): Delete code handling single-argument
4274 (tree_if_conversion): Mark and update virtual SSA.
4276 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4279 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
4280 (x86_elf_aligned_common): Rename to ...
4281 (x86_elf_aligned_decl_common): ... this.
4282 Add decl arg. Switch to .lbss for largecomm object. Use
4283 LARGECOMM_SECTION_ASM_OP.
4284 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
4286 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
4287 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
4289 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4290 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
4292 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4295 * config/i386/i386.c (SECTION_LARGE): Define.
4296 (x86_64_elf_select_section): Set it for large data/bss sections.
4297 Only clear SECTION_WRITE for .lrodata.
4298 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
4300 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
4301 * varasm.c (default_elf_asm_named_section): Grow flagchars.
4302 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
4304 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
4305 * doc/tm.texi: Regenerate.
4307 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4310 * configure.ac (--enable-checking): Document extra flag, for
4311 non-release builds default to --enable-checking=yes,extra.
4312 If misc checking and extra checking, define CHECKING_P to 2 instead
4314 * common.opt (fchecking=): Add.
4315 * doc/invoke.texi (-fchecking=): Document.
4316 * doc/install.texi: Document --enable-checking changes.
4317 * configure: Regenerated.
4318 * config.in: Regenerated.
4320 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4322 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
4323 attribute instead of which_alternative.
4324 * config/i386/sse.md (*mov<mode>_internal): Ditto.
4325 Use EXT_REX_SSE_REG_P where appropriate.
4327 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4329 * config/i386/predicates.md (const0_operand): Do not match
4330 const_wide_int code.
4331 (const1_operand): Ditto.
4333 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4335 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
4336 for SSE constm1 operands and TARGET_AVX512VL.
4337 (*movti_internal): Ditto.
4338 (*mov<mode>_or): Use constm1_operand predicate.
4339 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
4340 for SSE vector_all_ones operands and TARGET_AVX512VL.
4341 * config/i386/predicates.md (constm1_operand): New predicate.
4342 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
4343 emission of constant -1 load.
4345 2016-04-25 Jason Merrill <jason@redhat.com>
4347 * gdbinit.in: Skip is-a.h.
4349 * attribs.c (register_scoped_attributes): Fix logic.
4350 * attribs.h: Declare register_scoped_attributes.
4352 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4354 * config/rs6000/rs6000-builtin.def: Correct pasto error for
4355 stxvd2x and stxvw4x built-in functions.
4357 2016-04-25 DJ Delorie <dj@redhat.com>
4359 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
4360 (ashrhi3): Likewise.
4361 (lshrhi3): Likewise.
4363 2016-04-25 Richard Biener <rguenther@suse.de>
4365 PR tree-optimization/70780
4366 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
4368 (compute_antic): Mark blocks with abnormal preds as visited as
4369 they have a final empty antic-in solution already.
4371 2016-04-25 Michael Collison <michael.collison@linaro.org>
4373 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
4375 2016-04-25 Michael Collison <michael.collison@linaro.org>
4377 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
4378 mode is VQI to improve mixed mode vectorization.
4379 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
4380 define_insn to match low half of signed vaddw.
4381 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
4382 define_insn to match high half of signed vaddw.
4383 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
4384 define_insn to match low half of unsigned vaddw.
4385 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
4386 define_insn to match high half of unsigned vaddw.
4387 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
4388 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4389 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
4391 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4392 * config/arm/predicates.md (vect_par_constant_high): Support
4393 big endian and simplify by calling
4394 arm_simd_check_vect_par_cnst_half
4395 (vect_par_constant_low): Likewise.
4397 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4399 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
4400 predicate for operand 2.
4402 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
4403 H.J. Lu <hongjiu.lu@intel.com>
4405 * config/i386/i386-protos.h (standard_sse_constant_p): Add
4406 machine_mode argument.
4407 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
4408 constm1_rtx operands. For VOIDmode constants, get mode from
4409 pred_mode. Check mode size if the mode is supported by ABI.
4410 (standard_sse_constant_opcode): Do not use standard_constant_p.
4411 Strictly check ABI support for all-ones operands.
4412 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
4413 immediates. Update calls to standard_sse_constant_p.
4414 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
4415 (ix86_rtx_costs): Ditto.
4416 * config/i386/i386.md (*movxi_internal_avx512f): Use
4417 nonimmediate_or_sse_const_operand instead of vector_move_operand.
4418 Use (v,BC) alternative instead of (v,C). Use register_operand
4419 checks instead of MEM_P.
4420 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
4421 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
4422 isa attribute. Use register_operand checks instead of MEM_P.
4423 (*movti_internal): Use nonimmediate_or_sse_const_operand for
4424 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
4425 alternative and corresponding sse2 isa attribute.
4426 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
4427 to standard_sse_constant_p.
4428 (FP constant splitters): Ditto.
4429 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
4431 * config/i386/predicates.md (constm1_operand): Remove.
4432 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
4433 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
4434 vector_all_ones_operand instead of constm1_operand.
4436 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4438 * print-rtl.c (print_rtx_insn_vec): New function.
4439 * print-rtl.h: New prototype.
4440 * store-motion.c (struct st_expr): Make avail_stores a vector.
4441 (st_expr_entry): Adjust.
4442 (free_st_expr_entry): Likewise.
4443 (print_store_motion_mems): Likewise.
4444 (find_moveable_store): Likewise.
4445 (compute_store_table): Likewise.
4446 (delete_store): Likewise.
4447 (build_store_vectors): Likewise.
4449 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4451 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
4453 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4455 * vec.h (vec_safe_contains): New function.
4456 (vec::contains): Likewise.
4457 (vec::begin): Likewise.
4458 (vec::end): Likewise.
4460 2016-04-23 Jakub Jelinek <jakub@redhat.com>
4463 * cfgexpand.c (expand_stack_vars): Fix typo.
4465 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4467 * system.h (list, map, set, vector): Include conditionally.
4468 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
4469 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
4470 * ipa-icf.c (INCLUDE_LIST): Define.
4471 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
4472 * config/sh/sh.c (INCLUDE_VECTOR): Define.
4473 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
4474 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
4475 * cp/logic.cc (INCLUDE_LIST): Define.
4476 * fortran/trans-common.c (INCLUDE_MAP): Define.
4478 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4480 * auto-profile.c: Remove <string.h> include.
4481 * ipa-icf-gimple.c: Remove <list> include.
4482 * diagnostic.c: Remove <new> include.
4483 * genmatch.c: Likewise.
4484 * pretty-print.c: Likewise.
4485 * toplev.c: Likewise
4486 * c/c-objc-common.c: Likewise.
4487 * cp/error.c: Likewise.
4488 * fortran/error.c: Likewise.
4490 2016-04-22 Richard Biener <rguenther@suse.de>
4492 * lto-streamer-in.c (input_ssa_names): Do not allocate
4493 GIMPLE_NOP for all SSA names.
4494 * lto-streamer-out.c (output_ssa_names): Do not output
4495 SSA names that should have been released.
4497 2016-04-22 Richard Biener <rguenther@suse.de>
4499 PR tree-optimization/70740
4500 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
4503 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
4506 * config/i386/predicates.md (call_insn_operand): Replace
4507 sibcall_memory_operand with memory_operand.
4509 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
4511 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
4512 has_single_use() tests.
4513 (register_edge_assert_for_1): Likewise.
4514 (find_assert_locations_1): Check the liveness bitmap instead of
4515 checking has_single_use().
4517 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
4520 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
4521 Extract AVX-512BW constraint from AVX.
4523 2016-04-21 Richard Biener <rguenther@suse.de>
4525 PR tree-optimization/70725
4526 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
4527 for phi_convertible_by_degenerating_args.
4528 (predicate_all_scalar_phis): Handle single-argument PHIs.
4530 2016-04-21 Richard Biener <rguenther@suse.de>
4533 * fold-const.c (fold_comparison): Return properly typed
4536 2016-04-21 Bin Cheng <bin.cheng@arm.com>
4538 PR tree-optimization/70715
4539 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
4540 after expanding BASE using expand_simple_operations.
4542 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4544 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
4545 New transformations.
4547 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4549 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
4551 2016-04-20 Jan Hubicka <jh@suse.cz>
4553 * ipa-inline.c (can_inline_edge_p): Pass caller info to
4554 ultiimate_alias_target.
4555 (update_callee_keys): Likewise.
4556 (lookup_recursive_calls): Likewise.
4557 (speculation_useful_p): Likewise.
4559 2016-04-20 Jan Hubicka <jh@suse.cz>
4562 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
4563 (set_nothrow_flag_1): ... this; handle interposition correctly;
4564 recurse on aliases and thunks.
4565 (cgraph_node::set_nothrow_flag): New.
4566 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
4567 functions compiled with non-call exceptions that binds to current
4569 (propagate_nothrow): Be safe WRT interposition.
4570 * cgraph.h (set_nothrow_flag): Update prototype.
4572 2016-04-18 Jan Hubicka <jh@suse.cz>
4574 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4575 max_loop_iterations_int.
4576 (tree_unswitch_outer_loop): Likewise.
4578 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4580 PR tree-optimization/69489
4581 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
4582 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
4583 Revise dump message.
4584 (if_convertible_bb_p): Remove check on edge count of basic block's
4587 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4589 PR tree-optimization/56625
4590 PR tree-optimization/69489
4591 * tree-data-ref.h (DR_INNERMOST): New macro.
4592 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
4593 hashing struct innermost_loop_behavior.
4594 (ref_DR_map): Remove.
4595 (innermost_DR_map): New map.
4596 (baseref_DR_map): Revise comment.
4597 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
4598 to innermost_DR_map accroding to its innermost loop behavior.
4599 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
4600 to its innermost loop behavior.
4601 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
4602 Add initialization for innermost_DR_map. Record memory reference
4603 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
4604 have innermost loop behavior.
4605 (if_convertible_loop_p): Remove release for ref_DR_map. Release
4608 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
4610 * config/i386/i386.md (*lea<mode>_general_1): Rename from
4611 *lea_general_1. Use explicit SWI12 mode interator.
4612 (*lea<mode>_general_2): Rename from *lea_general_2.
4613 Use explicit SWI12 mode interator.
4614 (*lea<mode>_general_3): Rename from *lea_general_3.
4615 Use explicit SWI12 mode interator.
4616 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
4617 Use explicit SWI12 mode interator.
4618 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
4619 Use explicit SWI48 mode interator.
4621 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4623 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
4624 Short-cut unaligned load and store cases. Handle all integer
4626 (ix86_expand_vector_move_misalign): Short-cut unaligned load
4627 and store cases. Call ix86_avx256_split_vector_move_misalign
4628 directly without checking mode class.
4630 2016-04-20 Andrew Pinski <apinski@cavium.com>
4631 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4634 * config/aarch64/aarch64.md (sibcall): Force call
4635 address to be DImode for ILP32.
4636 (sibcall_value): Likewise.
4638 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4640 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
4642 2016-04-20 Richard Biener <rguenther@suse.de>
4644 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
4645 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
4646 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
4647 (maybe_push_res_to_seq): Adjust.
4648 * gimple-fold.c (maybe_build_generic_op): Likewise.
4650 2016-04-20 Marek Polacek <polacek@redhat.com>
4652 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
4655 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
4657 * config/i386/sse.md (vec_unpacks_lo_hi): Always
4658 use kmovw to support AVX512F target.
4660 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4662 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
4664 2016-04-20 Marek Polacek <polacek@redhat.com>
4666 PR tree-optimization/70725
4667 * tree-if-conv.c (is_false_predicate): New function.
4668 (predicate_mem_writes): Use it.
4670 2016-04-20 Richard Biener <rguenther@suse.de>
4672 PR tree-optimization/70726
4673 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
4674 shift amounts from a pattern stmt operand.
4676 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4679 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
4680 stack_restore_from_fpr pattern when restoring r15.
4681 (s390_optimize_prologue): Strip away the memory barrier in the
4682 parallel when trying to get rid of restore insns.
4683 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
4684 definition for loading the stack pointer from an FPR. Compared to
4685 the normal move insn this pattern includes a full memory barrier.
4687 2016-04-19 Jakub Jelinek <jakub@redhat.com>
4690 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
4691 implicitly linear or lastprivate iterator on the outer context.
4693 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4695 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
4697 * config/i386/i386.md (ssememalign): Removed.
4698 * config/i386/sse.md: Remove ssememalign attribute from patterns.
4700 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4703 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
4704 const short * to __builtin_ia32_loaddquhi512_mask.
4705 (_mm512_maskz_loadu_epi16): Likewise.
4706 (_mm512_mask_storeu_epi16): Pass short * to
4707 __builtin_ia32_storedquhi512_mask.
4708 (_mm512_mask_loadu_epi8): Pass const char * to
4709 __builtin_ia32_loaddquqi512_mask.
4710 (_mm512_maskz_loadu_epi8): Likewise.
4711 (_mm512_mask_storeu_epi8): Pass char * to
4712 __builtin_ia32_storedquqi512_mask.
4713 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
4714 const double * to __builtin_ia32_loadupd512_mask.
4715 (_mm512_mask_loadu_pd): Likewise.
4716 (_mm512_maskz_loadu_pd): Likewise.
4717 (_mm512_storeu_pd): Pass double * to
4718 __builtin_ia32_storeupd512_mask.
4719 (_mm512_mask_storeu_pd): Likewise.
4720 (_mm512_loadu_ps): Pass const float * to
4721 __builtin_ia32_loadups512_mask.
4722 (_mm512_mask_loadu_ps): Likewise.
4723 (_mm512_maskz_loadu_ps): Likewise.
4724 (_mm512_storeu_ps): Pass float * to
4725 __builtin_ia32_storeups512_mask.
4726 (_mm512_mask_storeu_ps): Likewise.
4727 (_mm512_mask_loadu_epi64): Pass const long long * to
4728 __builtin_ia32_loaddqudi512_mask.
4729 (_mm512_maskz_loadu_epi64): Likewise.
4730 (_mm512_mask_storeu_epi64): Pass long long *
4731 to __builtin_ia32_storedqudi512_mask.
4732 (_mm512_loadu_si512): Pass const int * to
4733 __builtin_ia32_loaddqusi512_mask.
4734 (_mm512_mask_loadu_epi32): Likewise.
4735 (_mm512_maskz_loadu_epi32): Likewise.
4736 (_mm512_storeu_si512): Pass int * to
4737 __builtin_ia32_storedqusi512_mask.
4738 (_mm512_mask_storeu_epi32): Likewise.
4739 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
4740 char * to __builtin_ia32_storedquqi256_mask.
4741 (_mm_mask_storeu_epi8): Likewise.
4742 (_mm256_mask_loadu_epi16): Pass const short * to
4743 __builtin_ia32_loaddquhi256_mask.
4744 (_mm256_maskz_loadu_epi16): Likewise.
4745 (_mm_mask_loadu_epi16): Pass const short * to
4746 __builtin_ia32_loaddquhi128_mask.
4747 (_mm_maskz_loadu_epi16): Likewise.
4748 (_mm256_mask_loadu_epi8): Pass const char * to
4749 __builtin_ia32_loaddquqi256_mask.
4750 (_mm256_maskz_loadu_epi8): Likewise.
4751 (_mm_mask_loadu_epi8): Pass const char * to
4752 __builtin_ia32_loaddquqi128_mask.
4753 (_mm_maskz_loadu_epi8): Likewise.
4754 (_mm256_mask_storeu_epi16): Pass short * to.
4755 __builtin_ia32_storedquhi256_mask.
4756 (_mm_mask_storeu_epi16): Pass short * to.
4757 __builtin_ia32_storedquhi128_mask.
4758 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
4759 const double * to __builtin_ia32_loadupd256_mask.
4760 (_mm256_maskz_loadu_pd): Likewise.
4761 (_mm_mask_loadu_pd): Pass onst double * to
4762 __builtin_ia32_loadupd128_mask.
4763 (_mm_maskz_loadu_pd): Likewise.
4764 (_mm256_mask_storeu_pd): Pass double * to
4765 __builtin_ia32_storeupd256_mask.
4766 (_mm_mask_storeu_pd): Pass double * to
4767 __builtin_ia32_storeupd128_mask.
4768 (_mm256_mask_loadu_ps): Pass const float * to
4769 __builtin_ia32_loadups256_mask.
4770 (_mm256_maskz_loadu_ps): Likewise.
4771 (_mm_mask_loadu_ps): Pass const float * to
4772 __builtin_ia32_loadups128_mask.
4773 (_mm_maskz_loadu_ps): Likewise.
4774 (_mm256_mask_storeu_ps): Pass float * to
4775 __builtin_ia32_storeups256_mask.
4776 (_mm_mask_storeu_ps): ass float * to
4777 __builtin_ia32_storeups128_mask.
4778 (_mm256_mask_loadu_epi64): Pass const long long * to
4779 __builtin_ia32_loaddqudi256_mask.
4780 (_mm256_maskz_loadu_epi64): Likewise.
4781 (_mm_mask_loadu_epi64): Pass const long long * to
4782 __builtin_ia32_loaddqudi128_mask.
4783 (_mm_maskz_loadu_epi64): Likewise.
4784 (_mm256_mask_storeu_epi64): Pass long long * to
4785 __builtin_ia32_storedqudi256_mask.
4786 (_mm_mask_storeu_epi64): Pass long long * to
4787 __builtin_ia32_storedqudi128_mask.
4788 (_mm256_mask_loadu_epi32): Pass const int * to
4789 __builtin_ia32_loaddqusi256_mask.
4790 (_mm256_maskz_loadu_epi32): Likewise.
4791 (_mm_mask_loadu_epi32): Pass const int * to
4792 __builtin_ia32_loaddqusi128_mask.
4793 (_mm_maskz_loadu_epi32): Likewise.
4794 (_mm256_mask_storeu_epi32): Pass int * to
4795 __builtin_ia32_storedqusi256_mask.
4796 (_mm_mask_storeu_epi32): Pass int * to
4797 __builtin_ia32_storedqusi128_mask.
4798 * config/i386/i386-builtin-types.def (PCSHORT): New.
4800 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
4801 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
4802 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
4803 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
4804 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
4805 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
4806 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
4807 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
4808 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
4809 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
4810 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
4811 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
4812 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
4813 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
4814 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
4815 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
4816 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
4817 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
4818 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
4819 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
4820 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
4821 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
4822 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
4823 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
4824 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
4825 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
4826 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
4827 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
4828 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
4829 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
4830 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
4831 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
4832 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
4833 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
4834 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
4835 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
4836 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
4837 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
4838 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
4839 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
4840 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
4841 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
4842 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
4843 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
4844 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
4845 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
4846 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
4847 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
4848 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
4850 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
4851 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
4853 (ix86_expand_vector_move_misalign): Likewise.
4854 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
4855 to scalar function prototype for unaligned load/store builtins.
4856 (ix86_expand_special_args_builtin): Updated.
4857 * config/i386/sse.md (UNSPEC_LOADU): Removed.
4858 (UNSPEC_STOREU): Likewise.
4859 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
4860 (VI_ULOADSTORE_F_AVX512VL): Likewise.
4861 (ssescalarsize): Handle V4TI, V2TI and V1TI.
4862 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4863 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4864 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
4865 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
4866 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
4867 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
4868 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
4869 (<avx512>_storedqu<mode>_mask): Likewise.
4870 (*sse4_2_pcmpestr_unaligned): Likewise.
4871 (*sse4_2_pcmpistr_unaligned): Likewise.
4872 (*mov<mode>_internal): Renamed to ...
4873 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
4874 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
4875 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
4876 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
4878 2016-04-19 Richard Biener <rguenther@suse.de>
4880 PR tree-optimization/70171
4881 * tree-ssa-phiprop.c: Include stor-layout.h.
4882 (phiprop_insert_phi): Handle the aggregate copy case.
4883 (propagate_with_phi): Likewise.
4885 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
4887 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
4888 instead of simplify_gen_subreg (... , 0).
4889 (ix86_delegitimize_address): Ditto.
4890 (ix86_split_divmod): Ditto.
4891 (ix86_split_copysign_const): Ditto.
4892 (ix86_split_copysign_var): Ditto.
4893 (ix86_expand_args_builtin): Ditto.
4894 (ix86_expand_round_builtin): Ditto.
4895 (ix86_expand_special_args_builtin): Ditto.
4896 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
4897 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
4898 (udivmodqi4): Ditto.
4899 (absneg splitters): Ditto.
4900 (*jcc_bt<mode>_1): Ditto.
4902 2016-04-19 Richard Biener <rguenther@suse.de>
4904 PR tree-optimization/70724
4905 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4906 restoring out from ...
4907 (free_scc_vn): ... here.
4908 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4909 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4911 (pass_fre::execute): Restore SSA info.
4913 2016-04-19 Richard Biener <rguenther@suse.de>
4915 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
4916 * gimple-walk.c (walk_gimple_op): Initialize it.
4917 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
4918 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
4919 remapping SSA names of defs.
4920 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
4923 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
4926 * lra-constraints.c (equiv_substition_p): New.
4927 (process_alt_operands): Use it.
4928 (swap_operands): Swap it.
4929 (curr_insn_transform): Update it.
4931 2016-04-18 Michael Matz <matz@suse.de>
4933 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4934 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4935 * tree-core.h (tree_type_common.align): Use bit-field.
4936 (tree_type_common.spare): New.
4937 (tree_decl_common.off_align): Make smaller.
4938 (tree_decl_common.align): Use bit-field.
4940 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4941 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4942 (scan_sharing_clauses): Ditto.
4943 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4944 (omp_finish_file): Ditto.
4945 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4946 (layout_decl): Ditto.
4947 (relayout_decl): Ditto.
4948 (finalize_record_size): Use SET_TYPE_ALIGN.
4949 (finalize_type_size): Ditto.
4950 (finish_builtin_struct): Ditto.
4951 (layout_type): Ditto.
4952 (initialize_sizetypes): Ditto.
4953 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4954 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4955 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4956 (get_chain_field): Ditto.
4957 (get_trampoline_type): Ditto.
4958 (get_nl_goto_field): Ditto.
4959 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4961 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4962 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4963 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4964 (build_qualified_type): Use SET_TYPE_ALIGN.
4965 (build_aligned_type, build_range_type_1): Ditto.
4966 (build_atomic_base): Ditto.
4967 (build_common_tree_nodes): Ditto.
4968 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4969 (expand_one_stack_var_at): Ditto.
4970 * coverage.c (build_var): Use SET_DECL_ALIGN.
4971 * except.c (init_eh): Ditto.
4972 * function.c (assign_parm_setup_block): Ditto.
4973 * symtab.c (increase_alignment_1): Ditto.
4974 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4975 * tree-vect-stmts.c (ensure_base_align): Ditto.
4976 * varasm.c (align_variable): Ditto.
4977 (assemble_variable): Ditto.
4978 (build_constant_desc): Ditto.
4979 (output_constant_def_contents): Ditto.
4981 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4982 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4983 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4984 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4985 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4987 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4990 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4991 replace %vmovsd with "%vmovq".
4992 (vec_concatv2df): Likewise.
4994 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4996 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4997 (*vec_extractv2si_0): Ditto.
4998 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4999 (zero_extended_scalar_load_operand splitters): Ditto.
5000 (vec_extract splitters): Ditto.
5001 (*vec_extractv4si_0_zext): Ditto.
5002 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5004 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5005 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5006 (*sse4_1_extractps): Use lowpart_subreg.
5007 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5009 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5011 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
5013 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
5014 Mention Solaris 11 packaging changes.
5015 Update gas and gld requirements.
5016 Remove reference to pre-Solaris 10 bug.
5017 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
5019 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
5022 2016-04-17 Jan Hubicka <jh@suse.cz>
5024 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
5025 max_loop_iterations_int.
5027 2016-04-18 Richard Biener <rguenther@suse.de>
5029 PR tree-optimization/43434
5030 * tree-ssa-structalias.c (struct vls_data): New.
5031 (visit_loadstore): Handle all pointer-based accesses.
5032 (compute_dependence_clique): Compute a bitmap of restrict tags
5033 assigned bases and pass it to visit_loadstore.
5035 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
5038 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
5039 armv8.1-a and armv8.1-a+crc.
5041 2016-04-18 Richard Biener <rguenther@suse.de>
5043 PR tree-optimization/70701
5044 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
5045 references after translating through a memcpy.
5047 2016-04-18 Richard Biener <rguenther@suse.de>
5049 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
5050 (compute_antic): ... here. For partial antic use regular
5051 postorder and scrap iteration.
5052 (compute_partial_antic_aux): Remove unused return value.
5053 (init_pre): Do not allocate postorder.
5054 (fini_pre): Do not free postorder.
5056 2016-04-18 Richard Biener <rguenther@suse.de>
5059 * expmed.c (extract_bit_field_1): Remove broken case
5060 using a wider MODE_INT mode.
5062 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
5064 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
5065 unless compiling with at least GCC-4.8.
5067 2016-04-17 Jan Hubicka <jh@suse.cz>
5070 * graphite.c (graphite_finalize): Update call to
5071 tree_estimate_probability.
5072 * predict.h (tree_estimate_probability): Update prototype.
5074 2016-04-17 Jan Hubicka <jh@suse.cz>
5076 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
5077 (tree_estimate_probability): Likewise.
5078 (pass_profile::execute): Update.
5079 (report_predictor_hitrates): New function.
5080 * profile.c (compute_branch_probabilities): Use it.
5081 * predict.h (report_predictor_hitrates): Declare.
5083 2016-04-17 Jan Hubicka <jh@suse.cz>
5086 * cgraph.h (cgraph_node::set_const_flag,
5087 cgraph_node::set_pure_flag): Update prototype to return bool;
5089 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
5090 of interposable symbol are interposable, too.
5091 (cgraph_set_const_flag_1): Rename to ...
5092 (set_const_flag_1): ... this one; change to self recursive function
5093 instead of call_for_symbol_thunks_and_aliases. Handle correctly
5094 clearnig the flag in all variants and also virtual thunks of const
5095 functions are pure; track if any change was done.
5096 (cgraph_node::set_const_flag): Update.
5097 (struct set_pure_flag_info): New struct.
5098 (cgraph_set_pure_flag_1): Rename to ...
5099 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
5100 rather than pointer encoded flags; track if any changes was done;
5101 handle correctly clearning flag and setting flag of aliases already
5103 (cgraph_node::set_pure_flag): Update.
5104 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
5106 2016-04-17 Tom de Vries <tom@codesourcery.com>
5109 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
5112 2016-04-17 Tom de Vries <tom@codesourcery.com>
5114 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
5115 '{}<> ' as escape-for-record.
5117 2016-04-17 Tom de Vries <tom@codesourcery.com>
5119 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
5122 2016-04-17 Tom de Vries <tom@codesourcery.com>
5125 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
5126 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
5127 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
5128 * passes.c (finish_optimization_passes): Only call
5129 finish_graph_dump_file if dfi->graph_dump_initialized.
5130 (execute_function_dump, pass_init_dump_file): Use
5131 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
5133 2016-04-17 Tom de Vries <tom@codesourcery.com>
5135 PR tree-optimization/70256
5136 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
5137 (debug_varmap): New function.
5139 2016-04-17 Tom de Vries <tom@codesourcery.com>
5142 * passes.c (pass_manager::register_pass): Propagate pflags.
5144 2016-04-17 Tom de Vries <tom@codesourcery.com>
5147 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
5148 * passes.c (pass_manager::pass_manager): Declare and init p_start in
5149 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
5150 check if it's equal to p_start.
5151 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
5153 2016-04-15 Jan Hubicka <jh@suse.cz>
5156 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
5157 function does not bind to current def.
5158 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
5159 handle conservatively calls to functions that does not need to bind
5161 (check_call): Update call of worse_state.
5162 (ignore_edge_for_nothrow): Update.
5163 (ignore_edge_for_pure_const): Likewise.
5164 (propagate_pure_const): Update calls to worse_state.
5165 (skip_function_for_local_pure_const): Reformat comments.
5167 2016-04-15 Jan Hubicka <jh@suse.cz>
5170 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
5171 (cgraph_node::function_symbol): Likewise.
5172 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5173 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
5174 (symtab_node::ultimate_alias_target): Add REF parameter.
5175 (symtab_node::binds_to_current_def_p): Declare.
5176 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
5177 (cgraph_node::function_symbol): Likewise.
5178 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5179 (cgraph_node::get_availability): Likewise.
5180 (cgraph_edge::binds_to_current_def_p): New inline function.
5181 (varpool_node::get_availability): Add REF parameter.
5182 (varpool_node::ultimate_alias_target): Likewise.
5183 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
5184 (symtab_node::binds_to_current_def_p): Likewise.
5185 * varpool.c (varpool_node::get_availability): Likewise.
5187 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5190 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
5191 Fix mode size check.
5193 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5195 * BASE-VER: Set to 7.0.0.
5197 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
5199 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
5201 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5203 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
5204 architecture revisions.
5206 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
5208 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
5209 * config/i386/i386.c (ix86_using_red_zone): No longer static.
5210 * config/i386/i386.md (stack decrement to push peepholes): Guard
5211 with !x86_using_red_zone ().
5213 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5216 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
5217 to dump_generic_node.
5218 (NIY): Pass also flags to do_niy.
5220 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
5222 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
5223 (simd_clone_vector_of_formal_parm_types)
5224 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
5225 (simd_clone_mangle, simd_clone_create)
5226 (simd_clone_adjust_return_type, create_tmp_simd_array)
5227 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
5228 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
5229 (ipa_simd_modify_function_body, simd_clone_linear_addend)
5230 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
5231 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
5232 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
5233 * omp-simd-clone.c: ... this new file.
5234 (simd_clone_vector_of_formal_parm_types): Make it static.
5235 * Makefile.in (OBJS): Add omp-simd-clone.o.
5237 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5240 * config/i386/sse.md: Use proper memory operand modifiers.
5243 2016-04-15 Richard Biener <rguenther@suse.de>
5244 Alan Modra <amodra@gmail.com>
5246 PR tree-optimization/70130
5247 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
5248 when alignment stays not the same and no not use the realign
5251 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5254 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5255 direct move handlers for KFmode. Change TFmode handlers test from
5256 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
5258 2016-04-14 Jakub Jelinek <jakub@redhat.com>
5261 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
5262 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
5263 (inlined_polymorphic_ctor_dtor_block_p): Use it.
5264 * tree-ssa-live.c (remove_unused_scope_block_p): When
5265 in_ctor_dtor_block, avoid discarding not just BLOCKs with
5266 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
5267 block_ultimate_origin is FUNCTION_DECL.
5268 (remove_unused_locals): If current_function_decl is
5269 polymorphic_ctor_dtor_p, pass initial true to
5270 remove_unused_scope_block_p' is_ctor_dtor_block.
5272 2016-04-14 Martin Sebor <msebor@redhat.com>
5277 * doc/extend.texi (Variable Length): Revert.
5279 2016-04-14 Marek Polacek <polacek@redhat.com>
5280 Jan Hubicka <hubicka@ucw.cz>
5283 * tree.c (verify_type): Disable the canonical type of main variant
5286 2016-04-14 Jason Merrill <jason@redhat.com>
5288 * cfgexpand.c, expr.c: Revert previous change.
5290 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
5293 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
5294 when building a mem ref for the incoming reduction variable.
5296 2016-04-14 Richard Biener <rguenther@suse.de>
5298 PR tree-optimization/70614
5299 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
5300 loop if the evolution dropped to chrec_dont_know.
5301 (interpret_condition_phi): Likewise.
5303 2016-04-14 Richard Biener <rguenther@suse.de>
5305 PR tree-optimization/70623
5306 * tree-ssa-pre.c (changed_blocks): Make global ...
5307 (compute_antic): ... local here. Move and fix worklist
5308 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
5309 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
5310 worklist handling, dump when ANTIC_IN changed.
5311 (compute_partial_antic_aux): Remove worklist handling.
5312 (init_pre): Do not compute post dominators. Add a comment about
5313 the CFG order chosen.
5314 (fini_pre): Do not free post dominators.
5316 2016-04-13 Martin Sebor <msebor@redhat.com>
5321 * doc/extend.texi (Variable Length): Document C++ specifics.
5323 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5326 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
5327 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
5328 eh edges have been purged.
5331 * tree-sra.c (create_access_replacement,
5332 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
5334 * tree-pretty-print.c (dump_fancy_name): New function.
5335 (dump_decl_name, dump_generic_node): Use it.
5337 2016-04-13 Jason Merrill <jason@redhat.com>
5339 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
5340 * expr.c (expand_expr_real_1): Likewise.
5342 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
5344 * config/i386/i386.md (kunpckhi): Swap operands.
5345 (kunpcksi): Likewise.
5346 (kunpckdi): Likewise.
5347 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
5348 (vec_pack_trunc_<mode>): Likewise.
5350 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5353 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
5356 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
5357 gimplification turns some element into non-constant.
5360 * rtl.h (convert_memory_address_addr_space_1): New prototype.
5361 * explow.c (convert_memory_address_addr_space_1): No longer static,
5362 add NO_EMIT argument and don't call convert_modes if true, pass
5363 it down recursively, remove break after return.
5364 (convert_memory_address_addr_space): Adjust caller.
5365 * simplify-rtx.c (simplify_unary_operation_1): Call
5366 convert_memory_address_addr_space_1 instead of convert_memory_address,
5367 if it returns NULL, don't simplify.
5369 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
5372 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
5374 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5376 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5377 Bump the upper SIMDLEN limits, so that if the return type or
5378 characteristic type if the return type is void can be passed in
5379 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
5382 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5385 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
5386 Do not use "=" constraint on an input constraint.
5387 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5388 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5389 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
5390 generates (neg (abs ...)) instead of (abs ...).
5392 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5394 PR rtl-optimization/70596
5395 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
5396 just invalidate LRA data and reset them. Adjust dump wording.
5398 2016-04-12 Martin Liska <mliska@suse.cz>
5401 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5403 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5405 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5406 max_loop_iterations_int.
5407 (tree_unswitch_outer_loop): Likewise.
5408 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5409 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5411 2016-04-12 Tom de Vries <tom@codesourcery.com>
5413 PR tree-optimization/68756
5414 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
5415 instead of new_name.
5417 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5419 PR tree-optimization/70602
5420 * tree-sra.c (generate_subtree_copies): Don't write anything into
5421 constant pool decls.
5423 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
5424 regardless whether there are depend clauses or not.
5426 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5429 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
5430 target attribute and pragma from changing the -mfloat128
5431 and -mfloat128-hardware options.
5433 * doc/extend.texi (Additional Floating Types): Document PowerPC
5434 __float128 restrictions.
5436 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5439 * config/aarch64/driver-aarch64.c
5440 (aarch64_get_extension_string_for_isa_flags): New.
5441 (arch_extension): Rename to...
5442 (aarch64_arch_extension): ...This.
5443 (ext_to_feat_string): Rename to...
5444 (aarch64_extensions): ...This.
5445 (aarch64_core_data): Keep track of architecture extension flags.
5446 (cpu_data): Rename to...
5447 (aarch64_cpu_data): ...This.
5448 (aarch64_arch_driver_info): Keep track of architecture extension
5450 (get_arch_name_from_id): Rename to...
5451 (get_arch_from_id): ...This, change return type.
5452 (host_detect_local_cpu): Update and reformat for renames, handle
5453 extensions through common infrastructure.
5455 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5458 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
5459 track of a canonical flag name.
5460 (all_extensions): Likewise.
5461 (arch_to_arch_name): Also track extension flags enabled by the arch.
5462 (all_architectures): Likewise.
5463 (aarch64_parse_extension): Move to here.
5464 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
5466 (aarch64_rewrite_selected_cpu): Update for above change.
5467 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
5468 are handled, such that the single explicit value enabled by an
5469 extension is kept seperate from the implicit values it also enables.
5470 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
5472 (aarch64_parse_extension): New.
5473 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
5474 here to config/aarch64/aarch64-protos.h.
5475 (aarch64_parse_extension): Move from here to
5476 common/config/aarch64/aarch64-common.c.
5477 (aarch64_option_print): Update.
5478 (aarch64_declare_function_name): Likewise.
5479 (aarch64_start_file): Likewise.
5480 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
5481 the canonical flag for extensions.
5482 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
5485 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5487 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
5490 2016-04-09 Tom de Vries <tom@codesourcery.com>
5492 PR tree-optimization/68953
5493 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
5494 first to last subscript.
5496 2016-04-09 Jakub Jelinek <jakub@redhat.com>
5498 PR tree-optimization/70586
5499 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
5502 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
5506 PR tree-optimization/70373
5510 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
5511 clauses for acc parallel reductions as necessary. Error on those
5513 * omp-low.c (scan_sharing_clauses): Don't install variables which
5514 are used in acc parallel reductions.
5515 (lower_rec_input_clauses): Remove dead code.
5516 (lower_oacc_reductions): Add support for reference reductions.
5517 (lower_reduction_clauses): Remove dead code.
5518 (lower_omp_target): Don't remap variables appearing in acc parallel
5520 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
5522 2016-04-08 Jakub Jelinek <jakub@redhat.com>
5525 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
5526 with multiple SSA_NAME defs, force the outputs other than first
5527 to be live before calling live_track_process_def on each output.
5529 PR rtl-optimization/70574
5530 * fwprop.c (forward_propagate_and_simplify): Don't add
5531 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
5532 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
5533 paradoxical subregs within *loc.
5535 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
5537 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
5538 -ftree-parallelize-loops={0,1}.
5539 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
5540 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
5541 * config/ia64/hpux.h (LIB_SPEC): Likewise.
5542 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
5543 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
5545 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
5548 * asan.c (instrument_derefs): If we get unknown location, extract it
5550 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
5552 2016-04-08 Tom de Vries <tom@codesourcery.com>
5554 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
5555 implicit firstprivate clause.
5557 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5560 * config/arm/thumb2.md (tst + branch-> lsls + branch
5561 peephole below *orsi_not_shiftsi_si): Require that condition
5562 register is dead after the peephole.
5563 (second peephole after the above): Likewise.
5565 2016-04-08 Alan Modra <amodra@gmail.com>
5568 * builtins.c (fold_builtin_classify): For IBM extended precision,
5569 look at just the high-order double to test for NaN.
5570 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
5571 test just the high double for Inf but both doubles for subnormal
5574 2016-04-07 Jakub Jelinek <jakub@redhat.com>
5576 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
5577 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
5578 node->simdclone->mask_mode != VOIDmode masks.
5579 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
5580 earlier, use it instead of node->simdclone.
5581 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5582 Set clonei->mask_mode.
5584 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5587 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
5588 Pass it through to cp_parser_already_scoped_statement.
5589 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
5590 it through to cp_parser_statement.
5591 (cp_parser_statement): Pass IF_P through to
5592 cp_parser_iteration_statement.
5593 (cp_parser_pragma): Adjust call to
5594 cp_parser_iteration_statement.
5596 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5599 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
5600 resolve a future -Wparentheses warning.
5601 * omp-low.c (scan_sharing_clauses): Likewise.
5602 * tree-parloops.c (eliminate_local_variables): Likewise.
5604 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
5606 PR rtl-optimization/70398
5607 * lra-constraints.c (process_address_1): Check zero scale and code
5608 for reloading with zero scale.
5610 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
5612 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
5613 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
5615 2016-04-06 Jakub Jelinek <jakub@redhat.com>
5617 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5618 Add support for AVX512F clones, include them by default for
5619 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
5620 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
5624 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
5625 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
5626 firstprivate clauses.
5627 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
5628 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
5629 (lower_omp_target): Set TREE_NO_WARNING for
5630 non-addressable possibly uninitialized vars which are copied into
5631 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
5633 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
5635 * config/pa/predicates.md (integer_store_memory_operand): Accept
5636 REG+D operands with a large offset when reload_in_progress is true.
5637 (floating_point_store_memory_operand): Likewise.
5639 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5642 * match.pd (nested int casts): Limit to GIMPLE.
5644 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
5647 * ipa-devirt.c (maybe_record_node): Fix comment; use
5648 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
5650 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5652 PR rtl-optimization/70542
5653 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
5654 if there are any uses other than insn or debug insns.
5656 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
5657 Jakub Jelinek <jakub@redhat.com>
5659 PR tree-optimization/70509
5660 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
5661 Shift HOST_WIDE_INT_1U instead of 1.
5663 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
5665 PR tree-optimization/70509
5666 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
5667 of the vector base type for index.
5669 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
5672 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
5674 2016-04-05 Richard Biener <rguenther@suse.de>
5676 PR tree-optimization/70526
5677 * tree-sra.c (build_ref_for_offset): Use prev_base to
5678 extract the alias pointer type.
5680 2016-04-05 Richard Biener <rguenther@suse.de>
5682 * dse.c (struct store_info): Remove alias_set member.
5683 (struct read_info_type): Likewise.
5684 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
5685 spill_deleted, clear_alias_set_lookup): Remove.
5686 (get_group_info): Remove dead base == NULL_RTX case.
5687 (dse_step0): Remove initialization of removed variables.
5688 (delete_dead_store_insn): Reomve alias set dumping.
5689 (free_read_records): Remove alias_set handling.
5690 (canon_address): Remove alias_set_out parameter.
5691 (record_store): Remove spill_alias_set, it's always zero.
5692 (check_mem_read_rtx): Likewise.
5693 (dse_step2): Rename from ...
5694 (dse_step2_nospill): ... this. Adjust.
5695 (scan_stores): Rename from ...
5696 (scan_stores_nospill): ... this.
5697 (scan_reads): Rename from ...
5698 (scan_reads_nospill): ... this.
5699 (scan_stores_spill, scan_reads_spill): Remove.
5700 (dse_step3_scan): Remove for_spills argument which is always false.
5701 (dse_step3): Likewise.
5702 (dse_step5): Rename from ...
5703 (dse_step5_nospill): ... this. Remove alias_set handling.
5704 (rest_of_handle_dse): Adjust.
5706 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5709 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
5710 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
5711 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
5712 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
5714 2016-04-05 Richard Biener <rguenther@suse.de>
5717 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
5718 non-register type temporaries into SSA.
5720 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
5723 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
5724 calls when sanitizing.
5725 (possible_polymorphic_call_target_p): Fix formatting.
5727 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5728 Jakub Jelinek <jakub@redhat.com>
5731 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
5732 to ensure a call statement is compatible with a built-in's
5734 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
5737 2016-04-04 Richard Biener <rguenther@suse.de>
5739 PR rtl-optimization/70484
5740 * rtl.h (canon_output_dependence): Declare.
5741 * alias.c (canon_output_dependence): New function.
5742 * dse.c (record_store): Use canon_output_dependence rather
5743 than canon_true_dependence.
5745 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5748 * cgraph.h (symtab_node::copy_visibility_from): New function.
5749 * symtab.c (symtab_node::copy_visibility_from): New function.
5750 * ipa-visibility.c (optimize_weakref): New function.
5751 (function_and_variable_visibility): Use it.
5753 2016-04-04 Martin Liska <mliska@suse.cz>
5756 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
5757 value that is really in range handled by SBR instruction.
5758 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
5759 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
5760 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
5762 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
5766 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
5767 set, but not for SP_REG operands.
5769 2016-04-02 Martin Sebor <msebor@redhat.com>
5772 * fold-const.c (maybe_nonzero_address): New function.
5773 (fold_comparison): Call it. Fold equality and relational
5774 expressions involving null pointers.
5775 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
5777 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
5779 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
5780 the "Y" constraint (scalar FP 0.0 immediate).
5782 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
5783 Add the "const_double" to the list of operand constraints.
5785 2016-04-01 Jakub Jelinek <jakub@redhat.com>
5787 PR rtl-optimization/70467
5788 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
5789 If low word of the last operand is 0, just emit addition/subtraction
5792 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5795 * config/s390/s390.c (s390_expand_insv): Check for everything
5796 constant instead of just VOIDmode stuff.
5798 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5801 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
5803 2016-04-01 Nathan Sidwell <nathan@acm.org>
5805 * tree.def (TRY_CATCH_EXPR): Correct documentation.
5807 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
5809 PR rtl-optimization/70461
5810 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
5813 2016-03-31 Martin Liska <mliska@suse.cz>
5816 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
5817 a tree value or an immediate integer value to a buffer
5818 that is eventually copied to a BRIG section.
5819 (emit_immediate_operand): Call the function here.
5820 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
5821 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
5822 of class' fields that are removed.
5823 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
5824 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
5825 m_brig_repr_size fields.
5827 2016-03-31 Martin Liska <mliska@suse.cz>
5830 * hsa-gen.c (hsa_function_representation::update_dominance): New
5832 (convert_addr_to_flat_segment): Likewise.
5833 (gen_hsa_memory_set): New alignment argument.
5834 (gen_hsa_ctor_assignment): Likewise.
5835 (gen_hsa_insns_for_single_assignment): Provide alignment
5836 to gen_hsa_ctor_assignment.
5837 (gen_hsa_insns_for_direct_call): Add new argument.
5838 (expand_lhs_of_string_op): New function.
5839 (expand_string_operation_builtin): Likewise.
5840 (expand_memory_copy): New function.
5841 (expand_memory_set): New function.
5842 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
5843 (convert_switch_statements): Change signature.
5844 (generate_hsa): Use a return value of the function.
5845 (pass_gen_hsail::execute): Do not call
5846 convert_switch_statements here.
5847 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
5848 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
5849 (hsa_function_representation::update_dominance): New function.
5851 2016-03-31 Martin Liska <mliska@suse.cz>
5854 * hsa-brig.c (emit_directive_variable): Emit alignment
5855 according to hsa_symbol::m_align.
5856 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
5857 (dump_hsa_symbol): Dump alignment of HSA symbols.
5858 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
5859 (gen_hsa_addr_with_align): New function.
5860 (hsa_bitmemref_alignment): Use newly added function.
5861 (gen_hsa_insns_for_load): Likewise.
5862 (gen_hsa_insns_for_store): Likewise.
5863 (gen_hsa_memory_copy): New argument added.
5864 (gen_hsa_insns_for_single_assignment): Respect
5865 alignment for assignments processed via gen_hsa_memory_copy.
5866 (gen_hsa_insns_for_direct_call): Likewise.
5867 (gen_hsa_insns_for_return): Likewise.
5868 (gen_function_def_parameters): Set default alignment.
5869 * hsa.c (hsa_object_alignment): New function.
5870 (hsa_byte_alignment): Pasted function.
5871 * hsa.h (hsa_symbol::m_align): New field.
5873 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5875 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
5876 scratch field for goto case.
5878 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
5880 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
5882 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
5885 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
5886 (scalar_chain::convert_insn): Call convert_op for reg
5887 moves to handle undefined registers.
5889 2016-03-31 Nathan Sidwell <nathan@acm.org>
5892 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
5893 Assert we don't want to move backwards.
5895 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
5898 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
5900 2016-03-31 Jakub Jelinek <jakub@redhat.com>
5902 PR rtl-optimization/70460
5903 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
5904 with operand from REG_LABEL_OPERAND, instead substitute
5905 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5906 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5908 2016-03-31 Martin Liska <mliska@suse.cz>
5910 * passes.c (execute_one_pass): Do not call
5911 todo_after for a discarded function.
5913 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5915 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5916 (no_cost, infinite_cost): Initialize the new field.
5917 (get_computation_cost_at): Record setup cost.
5918 (determine_use_iv_cost_address): Skip cost computation for sub
5919 uses if we can estimate it without losing accuracy.
5921 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5923 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5925 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5926 max_loop_iterations_int.
5927 (tree_unswitch_outer_loop): Likewise.
5928 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5929 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5931 2016-03-30 Richard Biener <rguenther@suse.de>
5934 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5936 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5939 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5940 in gen_blendm expander.
5942 2016-03-30 Nick Clifton <nickc@redhat.com>
5945 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5946 case where we are already provided with an SImode SUBREG.
5948 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5951 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5952 conflict between DRAP register and __builtin_eh_return.
5954 2016-03-30 Michael Matz <matz@suse.de>
5955 Richard Biener <rguenther@suse.de>
5958 * ipa-polymorphic-call.c (struct type_change_info): Change
5959 speculative to an unsigned allowing to limit the work we do.
5960 (csftc_abort_walking_p): New inline function..
5961 (check_stmt_for_type_change): Limit the number of may-defs
5962 skipped for speculative devirtualization to
5963 max-speculative-devirt-maydefs.
5964 * params.def (max-speculative-devirt-maydefs): New param.
5965 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5967 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5970 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5973 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5975 PR tree-optimization/59124
5976 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5977 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5979 2016-03-29 Jeff Law <law@redhat.com>
5981 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5983 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5985 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5988 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5990 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5991 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5992 gcrt0.o if linking dynamically.
5994 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5997 * ipa-devirt.c (methods_equal_p): New function.
5998 (compare_virtual_tables): Use it.
5999 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6000 * cgraphclones.c (clone_function_name_1): Use
6001 symbol_table::symbol_suffix_separator.
6002 * coverage.c (build_var): Likewise.
6003 * symtab.c (symbol_table::symbol_suffix_separator): New.
6005 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6007 PR rtl-optimization/70429
6008 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6009 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6010 mode != result_mode.
6013 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
6015 PR tree-optimization/70405
6016 * ssa-iterators.h (num_imm_uses): Add missing braces.
6018 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
6020 PR rtl-optimization/68695
6021 * ira-color.c (allocno_copy_cost_saving): New.
6022 (improve_allocation): Use it.
6024 2016-03-29 Richard Henderson <rth@redhat.com>
6027 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
6029 2016-03-29 Richard Biener <rguenther@suse.de>
6032 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
6033 use alignment returned by get_pointer_alignment_1 if it is
6034 bigger than BITS_PER_UNIT.
6035 * builtins.c (get_pointer_alignment_1): Do not return true
6036 for alignment extracted from SSA info.
6038 2016-03-28 James Bowman <james.bowman@ftdichip.com>
6040 * config/ft32/ft32.opt (mnodiv): New.
6041 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
6042 * doc/invoke.texi (FT32 Options -mnodiv): New.
6044 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
6047 * config/i386/i386.md (define_split, andn): Fix modes.
6049 2016-03-26 Richard Biener <rguenther@suse.de>
6050 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6053 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
6055 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
6056 as 2nd argument to cl_optimization_restore().
6058 2016-03-25 Richard Henderson <rth@redhat.com>
6061 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
6062 * config/aarch64/aarch64-protos.h: Declare it.
6063 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
6065 2016-03-25 Alan Modra <amodra@gmail.com>
6068 * config/rs6000/constraints.md (j): Simplify.
6069 * config/rs6000/predicates.md (easy_fp_constant): Exclude
6071 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
6072 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
6073 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
6074 in all constraint alternatives.
6075 (movtd_64bit_nodm): Delete "j" constraint alternative.
6077 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6079 * tree-ssa-propagate.c: Enhance docs for
6080 SSA_PROP_NOT_INTERESTING.
6082 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6084 * doc/extend.texi: Fix typo in documentation to pure attribute.
6086 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
6089 * config/pa/pa.md (bswapdi2): Use a scratch register.
6091 2016-03-24 Richard Henderson <rth@redhat.com>
6094 * fold-const.c (extract_muldiv_1): Correct test for multiplication
6097 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
6099 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
6100 using ix86_expand_binary_operator instead of gen_andsi3.
6102 2016-03-24 Richard Biener <rguenther@suse.de>
6104 PR tree-optimization/70396
6105 * tree-vect-stmts.c (vectorizable_comparison): Use
6106 get_vectype_for_scalar_type.
6108 2016-03-24 Richard Biener <rguenther@suse.de>
6111 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
6112 with register bases.
6114 2016-03-24 Richard Biener <rguenther@suse.de>
6116 PR tree-optimization/70372
6117 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
6118 build_all_ones_cst to also handle vector types correctly.
6120 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6123 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
6126 2016-03-23 Marek Polacek <polacek@redhat.com>
6129 * doc/invoke.texi: Document -Wignored-attributes.
6131 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6133 PR tree-optimization/69042
6134 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
6135 parameter from 30 to 40.
6137 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6139 PR tree-optimization/69042
6140 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
6141 for use with constant offset stripped in base.
6143 2016-03-23 Richard Biener <rguenther@suse.de>
6146 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
6147 mode compatibility check.
6148 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6150 2016-03-23 Jeff Law <law@redhat.com>
6152 PR tree-optimization/64058
6153 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
6155 (struct ssa_conflicts): Move up earlier in the file.
6156 (conflicts_, var_map_): New static variables.
6157 (initialize_conflict_count): New function to initialize the
6158 CONFLICT_COUNT field for each conflict pair.
6159 (compare_pairs): Lazily initialize the conflict count and use it
6160 as the first tie-breaker.
6161 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
6162 and wipe conflicts_ and map_ around the call to qsort. Remove
6163 special case for 2 coalesce pairs.
6164 * bitmap.c (bitmap_count_unique_bits): New function.
6165 (bitmap_count_bits_in_word): New function, extracted from
6167 (bitmap_count_bits): Use bitmap_count_bits_in_word.
6168 * bitmap.h (bitmap_count_unique_bits): Declare it.
6170 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
6173 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
6174 transparent alias chain for decl assembler name.
6175 * config/sol2.c (solaris_assemble_visibility): Likewise.
6177 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6179 * config/arm/arm1020e.md (1020call_op): Reduce reservation
6181 (v10_fdivs): Likewise.
6182 (v10_fdivd): Likewise.
6184 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6187 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
6188 to not call fclose twice on file.
6190 2016-03-23 Jakub Jelinek <jakub@redhat.com>
6192 PR tree-optimization/70354
6193 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6194 oprnd0 is wider than oprnd1 and there is a cast from the wider
6195 type to oprnd1, mask it with the mask of the narrower type.
6198 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
6199 Optimize TARGET_STV splitters, if high or low word of last argument
6202 2016-03-22 Jeff Law <law@redhat.com>
6205 tree-ssa-threadbackward.c
6206 (fsm_find_control_statement_thread_paths): Correctly distinguish
6207 between old style jump threads vs FSM jump threads.
6209 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
6212 * config/i386/i386.c (scalar_chain::convert_op): Support
6213 uninitialized register usage case.
6215 2016-03-22 Richard Biener <rguenther@suse.de>
6218 * genmatch.c (gen_transform): Adjust last parameter to a three-state
6220 (capture::gen_transform): ... to change behavior when substituting
6221 a condition into cond or not-cond expr context.
6222 (dt_simplify::gen_1): Adjust.
6223 * gimple-match-head.c: Include gimplify.h for unshare_expr.
6224 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
6225 last change and instead change to
6226 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
6227 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6229 2016-03-22 Anthony Green <green@moxielogic.com>
6231 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
6232 issue for moxiebox targets.
6233 (CC1PLUS_SPEC): Ditto.
6235 2016-03-22 Richard Biener <rguenther@suse.de>
6238 * fold-const.c (extract_muldiv_1): Properly perform multiplication
6241 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6243 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
6245 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6248 * config/i386/i386.c (def_builtin): Handle
6249 OPTION_MASK_ISA_AVX512VL to be and-ed with other
6251 (const struct builtin_description bdesc_special_args[]):
6252 Remove duplicate ISA bits.
6254 2016-03-22 Jakub Jelinek <jakub@redhat.com>
6257 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
6258 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
6259 in a way that works also for AVX512BW.
6262 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
6263 instead of source if operands[1] is xmm16 and above and
6264 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
6265 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
6268 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
6269 on assign if (*from_p) is a comparison, set it to
6270 TREE_NO_WARNING (*from_p).
6272 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6275 * lra.c (restore_scratches): Ignore deleted insns.
6277 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
6278 Jakub Jelinek <jakub@redhat.com>
6280 PR tree-optimization/70317
6281 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
6284 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
6287 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
6288 of ix86_expand_move.
6290 (movti): Use general_operand for operand 1 predicate.
6292 2016-03-21 Martin Liska <mliska@suse.cz>
6294 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
6296 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
6298 2016-03-21 Martin Liska <mliska@suse.cz>
6301 * ipa-icf.c (sem_function::parse): Skip static
6302 constructors and destructors.
6304 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6307 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
6308 function-like macro, peek following token(s) if it is followed
6309 by CPP_OPEN_PAREN token with optional padding in between, and
6310 if not, don't treat it like a macro.
6312 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
6313 Alexander Monakov <amonakov@ispras.ru>
6315 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
6316 for the stabs debug format.
6318 2016-03-21 Richard Biener <rguenther@suse.de>
6320 PR tree-optimization/70310
6321 * tree-vect-generic.c (expand_vector_condition): Fold the built
6324 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
6327 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
6328 Block third alternative for AVX-512VL target,
6330 2016-03-21 Martin Liska <mliska@suse.cz>
6333 * hsa-brig.c (emit_function_directives): Mark unemitted
6334 global variables for emission.
6335 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
6336 (get_symbol_for_decl): Likewise.
6337 * hsa.h (struct hsa_symbol): New flag.
6339 2016-03-21 Richard Biener <rguenther@suse.de>
6341 PR tree-optimization/70288
6342 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
6343 we do not estimate unsimplified all-constant conditionals or
6344 switches as optimized away.
6346 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
6348 PR rtl-optimization/69102
6349 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
6350 when we have a readonly dependency context.
6352 2016-03-18 Jeff Law <law@redhat.com>
6354 PR rtl-optimization/70263
6355 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
6356 (update_equiv_regs): When trying to move a store to after the insn
6357 that sets the source of the store, make sure the store occurs after
6358 the insn that sets the source of the store. When successful note
6359 the REG_EQUIV note created in the dump file.
6361 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
6362 Bernd Schmidt <bschmidt@redhat.com>
6364 * doc/extend.texi: Document more potential problems with basic asms.
6366 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
6368 PR rtl-optimization/70278
6369 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
6372 2016-03-18 Jason Merrill <jason@redhat.com>
6374 * calls.c (load_register_parameters): Fix zero size sibcall logic.
6376 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
6378 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
6379 values to 128b regs.
6381 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
6383 PR tree-optimization/70252
6384 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
6385 boolean vector has a proper number of elements.
6386 (supportable_narrowing_operation): Likewise.
6388 2016-03-18 Tom de Vries <tom@codesourcery.com>
6391 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
6393 2016-03-18 Jakub Jelinek <jakub@redhat.com>
6395 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
6396 instead of replace_rtx for DEBUG_INSNs.
6398 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6400 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
6401 load type reservations.
6403 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
6406 * config/pa/constraints.md: Revert 2015-02-13 change. Use
6407 define_constraint for "Q" and "T" constraints.
6409 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
6411 Tweak the pipeline model for Exynos M1
6413 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
6416 2016-03-17 David Malcolm <dmalcolm@redhat.com>
6419 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
6420 where one or both locations aren't within a line_map.
6422 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
6425 * opts.c (finish_options): Don't set flag_pie to the default if
6426 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
6429 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
6431 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
6432 true as ALL_REGS argument to replace_rtx.
6434 2016-03-17 Richard Biener <rguenther@suse.de>
6437 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
6440 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6443 * rtl.h (replace_rtx): Add ALL_REGS argument.
6444 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
6445 equality and assert mode is the same, instead of just rtx pointer
6447 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
6448 true as ALL_REGS argument to replace_rtx.
6450 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
6452 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
6453 for boolean vector with vector mode only.
6454 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6456 2016-03-17 Nick Clifton <nickc@redhat.com>
6459 * config/rx/rx.c (rx_print_integer): Print negative constants in
6462 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6465 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
6467 2016-03-16 Richard Henderson <rth@redhat.com>
6468 Richard Biener <rguenth@suse.de>
6473 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
6474 first operand as is_gimple_condexpr.
6479 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
6480 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
6481 Do not gimplify the result.
6482 (do_unop): Adjust call to tree_vec_extract.
6483 (do_binop): Likewise.
6484 (do_compare): Likewise.
6485 (do_plus_minus): Likewise.
6486 (do_negate): Likewise.
6487 (expand_vector_condition): Likewise.
6488 (do_cond): Likewise.
6490 2016-03-16 Richard Henderson <rth@redhat.com>
6493 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
6494 (aarch64_classify_address): Use it.
6495 (aarch64_legitimize_address): Force all subexpressions of PLUS
6496 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
6498 2016-03-16 Jakub Jelinek <jakub@redhat.com>
6499 Richard Biener <rguenth@suse.de>
6502 * rtlanal.c (replace_rtx): For REG, if from is a REG,
6503 return to even if only REGNO is equal, and assert
6506 2016-03-11 Jeff Law <law@redhat.com>
6508 PR rtl-optimization/70224
6509 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
6511 2016-03-16 Richard Henderson <rth@redhat.com>
6514 * function.h (struct function): Add has_forced_label_in_static.
6515 * gimplify.c (force_labels_r): Set it.
6516 * lto-streamer-in.c (input_struct_function_base): Read it.
6517 * lto-streamer-out.c (output_struct_function_base): Write it.
6518 * tree-inline.c (has_label_address_in_static_1): Remove.
6519 (copy_forbidden): Remove fndecl parameter; test
6520 has_forced_label_in_static.
6521 (inline_forbidden_p): Update call to copy_forbidden.
6522 (tree_versionable_function_p): Likewise.
6523 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
6524 (chkp_versioning): Likewise.
6525 * tree-inline.h (copy_forbidden): Update decl.
6527 2016-03-16 Marek Polacek <polacek@redhat.com>
6530 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
6531 function being thunked if the result type doesn't have fixed size.
6532 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
6533 doesn't have fixed size.
6535 2016-03-16 Bin Cheng <bin.cheng@arm.com>
6537 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
6538 reporting malformed loop nest.
6540 2016-03-16 Tom de Vries <tom@codesourcery.com>
6543 * ipa-devirt.c (possible_polymorphic_call_targets): Move
6544 nodes.length () == 1 test to before first nodes[0] access.
6546 2016-03-16 Tom de Vries <tom@codesourcery.com>
6548 PR tree-optimization/68715
6549 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
6552 2016-03-16 Tom de Vries <tom@codesourcery.com>
6554 PR tree-optimization/68809
6555 * graphite-scop-detection.c (same_close_phi_node): Test if result types
6558 2016-03-16 Carlos O'Donell <carlos@redhat.com>
6559 Sandra Loosemore <sandra@codesourcery.com>
6561 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
6562 on leaf attribute. Mention ELF interposition problems.
6564 2016-03-16 Alan Modra <amodra@gmail.com>
6566 PR rtl-optimization/69195
6567 PR rtl-optimization/47992
6568 * ira.c (indirect_jump_optimize): Ignore artificial defs.
6571 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
6574 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
6576 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6578 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
6580 2016-03-15 Jakub Jelinek <jakub@redhat.com>
6582 PR rtl-optimization/70222
6583 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
6584 optimization if mode is different from result_mode, queue up masking
6585 of the result in outer_op. Formatting fix.
6588 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
6591 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6593 PR rtl-optimization/69032
6594 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
6595 looping backwards over basic block insns.
6597 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6600 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
6601 to non-speculative when propagating trap bits.
6603 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6605 PR rtl-optimization/63384
6606 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
6609 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6612 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
6613 factored out from ...
6614 (sched_analyze_insn): ... here.
6615 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
6616 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
6617 get_implicit_reg_pending_clobbers in it.
6618 (setup_id_reg_sets): Use setup_id_implicit_regs.
6619 (deps_init_id): Ditto.
6621 2016-03-15 Tom de Vries <tom@codesourcery.com>
6624 * cgraph.c (cgraph_node::get_body): Save, reset and restore
6626 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
6627 execute_function_dump.
6628 (execute_one_pass): Don't dump function if it will be dumped after ipa
6631 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6633 * genrecog.c (match_pattern_2): If pred is NULL don't call
6634 safe_predicate_mode on it.
6636 2016-03-14 Jakub Jelinek <jakub@redhat.com>
6639 * lra-constraints.c (delete_move_and_clobber): Change assertion
6640 to also allow dregno == 0.
6642 2016-03-14 Richard Henderson <rth@redhat.com>
6645 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
6646 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
6647 (reassociate_bb): Use optimize_vec_cond_expr; avoid
6648 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
6651 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
6654 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
6656 (lra_create_live_ranges_1): initialize hard register biggest_mode to
6658 * lra-constraints.c (split_reg): For hard regs, try to find the
6659 biggest single-register mode used in the function.
6661 2016-03-14 Richard Biener <rguenther@suse.de>
6663 PR tree-optimization/56365
6664 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
6665 constants to compare against.
6667 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
6670 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
6671 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
6672 (define_split for the GPR case): Use int_reg_operand instead of
6673 gpc_reg_operand for the output.
6675 2016-03-14 Tom de Vries <tom@codesourcery.com>
6677 PR tree-optimization/70045
6678 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
6679 create_empty_if_region_on_edge argument.
6681 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
6683 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
6684 (STACK_CHECK_PROTECT): Likewise.
6685 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6686 (STACK_CHECK_PROTECT): Likewise.
6687 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6688 (STACK_CHECK_PROTECT): Likewise.
6689 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
6690 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
6691 (STACK_CHECK_PROTECT): Likewise.
6693 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
6695 PR rtl-optimization/69307
6696 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
6697 registers in modes that span more than one register.
6699 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
6702 * lra-constraints.c (delete_move_and_clobber): New.
6703 (remove_inheritance_pseudos): Use it.
6705 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
6708 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
6709 the libcall is LCT_THROW.
6710 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
6711 for the checking routine.
6713 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6716 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
6717 optimization if we have direct move.
6718 (roundu32<mode>2_fprs): Likewise.
6720 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
6723 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
6725 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
6726 Arguments swapped. All callers changed. Take reg_renumber into
6727 account, and Calculate and compare register ranges for hard regs.
6729 2016-03-11 Jeff Law <law@redhat.com>
6731 PR tree-optimization/70190
6732 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6733 Handle cases where we can not extract the taken edge, even though we
6734 found a constant value.
6736 PR tree-optimization/64058
6737 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
6738 (num_coalesce_pairs): Move up earlier in file.
6739 (find_coalesce_pair): Initialize the INDEX field for each pair
6741 (compare_pairs): No longer sort on the elements in each pair.
6742 Instead break ties with the index of the coalesce pair.
6744 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6747 * config/aarch64/aarch64-protos.h
6748 (aarch64_save_restore_target_globals): New prototype.
6749 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
6750 Call the above when popping pragma.
6751 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
6753 (aarch64_set_current_function): Rewrite using the above.
6755 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6757 PR tree-optimization/70177
6758 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
6759 (extract_ops_from_tree): ... this. In the 2 argument
6760 overload remove _1 suffix.
6761 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
6762 (extract_ops_from_tree): ... this.
6763 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
6765 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6766 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
6767 extract_ops_from_tree instead of 2 operand one.
6769 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
6771 PR tree-optimization/70013
6772 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
6773 for constant-pool entries.
6775 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6777 PR rtl-optimization/70174
6778 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
6779 followed by gen_lowpart on force_reg instead of just gen_lowpart.
6781 PR tree-optimization/70169
6782 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
6783 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
6786 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
6787 Jakub Jelinek <jakub@redhat.com>
6790 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
6791 of uninitialized values.
6793 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6795 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
6797 ("*trunctddd2"): New pattern definition.
6798 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
6801 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6803 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
6804 definitions for BFP and DFP rounding modes.
6805 ("fixuns_truncdddi2", "fixuns_trunctddi2")
6806 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
6807 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
6808 ("fix_trunctf<mode>2"): Use the new constants instead of magic
6811 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6813 * config/s390/constraints.md: Adjust comment.
6814 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
6815 s390_decompose_addrstyle_without_index.
6816 * config/s390/predicates.md (shift_count_or_setmem_operand):
6817 Rename to setmem_operand.
6818 * config/s390/s390-protos.h
6819 (s390_decompose_shift_count): Rename to
6820 s390_decompose_addrstyle_without_index.
6821 * config/s390/s390.c (s390_decompose_shift_count)
6822 (s390_mem_constraint, print_shift_count_operand)
6823 (print_operand_address, print_operand): Rename
6824 s390_decompose_shift_count to
6825 s390_decompose_addrstyle_without_index and rename
6826 print_shift_count_operand to print_addrstyle_operand troughout the
6828 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
6829 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
6830 Rename shift_count_or_setmem_operand to setmem_operand.
6831 * config/s390/vx-builtins.md ("vec_insert<mode>")
6832 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
6835 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6838 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6839 Handle overlapping retval and newval.
6841 2016-03-10 Nick Clifton <nickc@redhat.com>
6844 * config/aarch64/aarch64.c
6845 (aarch64_override_options_after_change_1): When forcing
6846 flag_omit_frame_pointer to be true, use a special value that can
6847 be detected if this function is called again, thus preventing
6848 flag_omit_leaf_frame_pointer from being forced to be false.
6850 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6852 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
6853 Set x_flag_omit_leaf_frame_pointer when handling
6854 -momit-leaf-frame-pointer.
6856 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6859 * cgraph.c (cgraph_node::dump): Dump split_part and
6860 indirect_call_target.
6861 * cgraph.h (cgraph_node): Add indirect_call_target flag.
6862 * ipa.c (has_addr_references_p): Cleanup.
6863 (is_indirect_call_target_p): New.
6864 (walk_polymorphic_call_targets): Do not mark virtuals that may be
6865 called indirectly as local.
6866 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
6868 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6871 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6872 on cxa_pure_virtual.
6874 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6877 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
6879 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6882 * tree.c (need_assembler_name_p): Only record main variant type names.
6884 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6887 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
6888 Always define to 0 or 1.
6889 (TARGET_FIX_ERR_A53_843419): New macro.
6890 * config/aarch64/aarch64-elf-raw.h
6891 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
6892 * config/aarch64/aarch64-linux.h: Likewise.
6893 * config/aarch64/aarch64.c
6894 (aarch64_override_options_after_change_1): Do not default
6895 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
6897 (aarch64_attributes): Handle fix-cortex-a53-843419.
6898 (aarch64_can_inline_p): Likewise.
6899 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
6901 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
6902 Jakub Jelinek <jakub@redhat.com>
6904 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6905 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6906 DECL_COMMONS if flag_unconstrained_commons is set.
6907 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6908 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6909 (funconstrained-commons): Document.
6911 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6913 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6914 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6916 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6918 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6919 has a proper number of elements.
6921 2016-03-10 Alan Modra <amodra@gmail.com>
6923 PR rtl-optimization/69195
6924 PR rtl-optimization/47992
6925 * ira.c (recorded_label_ref): Delete.
6926 (update_equiv_regs): Return void.
6927 (indirect_jump_optimize): New function.
6928 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6929 before regstat_compute_ri. Don't rebuild_jump_labels here.
6930 Delete update_regstat.
6932 2016-03-10 Richard Biener <rguenther@suse.de>
6934 PR tree-optimization/70128
6935 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6936 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6938 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6940 PR tree-optimization/70152
6941 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6942 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6945 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6946 instead of gen_sse2_loadlpd.
6947 * config/i386/sse.md (*vec_concatv2df): Rename to...
6948 (vec_concatv2df): ... this.
6950 PR tree-optimization/70127
6951 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6953 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6957 * diagnostic-show-locus.c (compatible_locations_p): New function.
6958 (layout::layout): Sanitize ranges using compatible_locations_p.
6960 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6964 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6965 location_range param with three const expanded_locations * and a
6967 (layout::layout): Replace call to
6968 rich_location::lazily_expand_location with get_expanded_location.
6969 Extract the range and perform location expansion here, passing
6970 the results to the layout_range ctor.
6971 * diagnostic.c (source_range::debug): Delete.
6972 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6973 of rich_location::get_expanded_location.
6974 * gcc-rich-location.c (get_range_for_expr): Delete.
6975 (gcc_rich_location::add_expr): Reimplement to avoid the
6976 rich_location::add_range overload that took a location_range,
6977 passing a location_t instead.
6979 2016-03-09 Richard Biener <rguenther@suse.de>
6980 Jakub Jelinek <jakub@redhat.com>
6982 PR tree-optimization/70138
6983 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6984 Also skip vect_double_reduction_def.
6986 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6989 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6990 if the operand is "m".
6992 2016-03-09 Nathan Sidwell <nathan@acm.org>
6994 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6996 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6998 * config/i386/i386.c (processor_target_table): Fix cost table
6999 intialization order for znver1.
7001 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7003 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7004 - becuase -> because.
7005 * ipa-reference.c (ignore_module_statics): Likewise.
7006 * cgraph.c (cgraph_node::get_body): Likewise.
7007 * ipa-inline.c (early_inliner): Likewise.
7008 * ipa-devirt.c (types_same_for_odr): Likewise.
7009 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7010 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7012 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7014 * tree-ssa-math-opts.c: Fix typo in comment.
7016 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7019 * config/i386/i386.c (scalar_chain::make_vector_copies,
7020 scalar_chain::convert_reg): Call end_sequence in between
7021 get_insns and emit_conversion_insns rather than after both
7024 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
7027 * config/i386/i386.h (machine_function): Add
7028 pc_thunk_call_expanded flag.
7029 (ix86_pc_thunk_call_expanded): New define.
7030 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
7031 (*set_got): Rename insn pattern from set_got.
7032 (*set_got_labelled): Rename inst pattern from set_got_labelled.
7033 * config/i386/i386.c (ix86_compute_frame_layout): Use
7034 ix86_pc_thunk_call_expanded to prevent red-zone.
7036 2016-03-07 Martin Jambor <mjambor@suse.cz>
7038 * hsa.h (hsa_get_ctor_statements): Declare.
7039 (hsa_get_dtor_statements): Likewise.
7040 (hsa_get_kernel_dispatch_type): Likewise.
7041 * hsa.c (hsa_get_ctor_statements): New function.
7042 (hsa_get_dtor_statements): Likewise.
7043 (hsa_get_kernel_dispatch_type): Likewise.
7044 * hsa-brig.c (hsa_cdtor_statements): Removed.
7045 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
7046 hsa_get_dtor_statements.
7047 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
7048 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
7050 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
7052 * config/arm/arm-cores.def (cortex-r8): New.
7053 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
7054 * config/arm/arm-tune.md: Likewise.
7055 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
7057 2016-03-07 Martin Sebor <msebor@redhat.com>
7059 PR rtl-optimization/19705
7060 * doc/invoke.texi (Options That Control Optimization): Clarify
7061 -fno-branch-count-reg.
7063 2016-02-26 Richard Biener <rguenther@suse.de>
7064 Jeff Law <law@redhat.com>
7066 PR tree-optimization/69740
7067 * cfghooks.c (remove_edge): Request loop fixups if we delete
7068 an edge that might turn an irreducible loop into a natural
7070 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
7071 Move after definition of loops_state_clear.
7073 2016-03-07 Bin Cheng <bin.cheng@arm.com>
7075 PR rtl-optimization/69052
7076 * rtlanal.c (commutative_operand_precedence): Set higher precedence
7079 2016-03-07 Tom de Vries <tom@codesourcery.com>
7081 PR tree-optimization/70116
7082 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
7083 is_tm_ending stmts and ubsan/asan internal functions.
7084 (find_duplicate): Use it. Don't test is_tm_ending here.
7086 2016-03-07 Richard Biener <rguenther@suse.de>
7088 PR tree-optimization/70115
7089 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
7090 (propagate_constants_for_unrolling): Use replace_uses_by.
7092 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
7095 * omp-low.c (struct oacc_loop): Add ifns.
7096 (new_oacc_loop_raw): Initialize it.
7097 (finish_oacc_loop): Clear mask & flags if no ifns.
7098 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
7099 (oacc_loop_xform_loop): Add ifns arg & adjust.
7100 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
7102 2016-03-07 Richard Henderson <rth@redhat.com>
7105 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
7106 (insert_value_copy_on_edge): Likewise.
7108 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7110 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
7112 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7115 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
7117 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7119 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
7121 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7123 Fix sseimul type attribute.
7124 * config/i386/znver1.md
7125 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
7126 znver1_sseimul_avx256_load) : Fix the type attribute.
7127 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
7128 pipe usage and latency.
7130 2016-03-05 Jakub Jelinek <jakub@redhat.com>
7133 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
7134 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
7137 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7140 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
7142 PR rtl-optimization/69941
7143 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
7144 the reg share its mode.
7146 2016-03-04 Jeff Law <law@redhat.com>
7148 PR tree-optimization/69196
7149 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7150 If the both SSA_NAMEs are anonymous, then consider them unassociated
7151 and include the PHI in the statement count.
7153 2016-03-05 Tom de Vries <tom@codesourcery.com>
7155 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
7156 construct in oacc routine. Check for oacc region in oacc routine.
7158 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7161 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
7162 2016-02-22 changes, instead don't recurse if RECUR is already true.
7163 Don't change *dynamic_check if RECUR. Adjust recursive caller
7164 to pass true to the new argument.
7165 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
7168 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
7169 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
7171 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
7173 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7175 PR rtl-optimization/57676
7176 * lra-assigns.c (lra_assign): Guard test for maximum iterations
7179 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
7181 * tree-vect-patterns.c (search_type_for_mask): Handle
7182 comparison of booleans.
7184 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7186 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
7190 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
7191 all other ops that have dw_val_class_die_ref operands,
7192 and DW_OP_GNU_entry_value.
7194 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7196 PR rtl-optimization/69904
7197 * config/arm/arm.c (arm_cannot_copy_insn_p):
7198 Return true for load-exclusive instructions.
7200 2016-03-03 Jakub Jelinek <jakub@redhat.com>
7203 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
7204 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
7205 the pattern no matter if it is used just by non-pattern, pattern
7207 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
7208 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7209 oprnd1 def_stmt is in pattern, don't look through it.
7211 2016-03-03 Marek Polacek <polacek@redhat.com>
7214 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
7216 2016-03-03 Martin Liska <mliska@suse.cz>
7218 PR tree-optimization/70043
7219 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
7220 previous statement if we see a debug statement.
7222 2016-03-03 Richard Biener <rguenther@suse.de>
7224 PR tree-optimization/55936
7225 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
7226 parameter and guard unsafe equivalence use.
7227 (vrp_evaluate_conditional_warnv_with_ops): Always use
7228 safe equivalences but not via the quadratic compare_names
7231 2016-03-03 Michael Collison <michael.collison@linaro.org>
7234 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
7235 for operand 1 to s_register_operand. Change predicate for operand
7236 2 to arm_not_immediate_operand.
7238 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
7240 * doc/tm.texi: Regenerated.
7242 2016-03-02 Richard Henderson <rth@redhat.com>
7245 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
7246 simplification when all args are positive non-fixed registers.
7248 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7250 * target.def (lra_p): Specify that new ports should use LRA.
7252 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7255 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
7256 gimplify_type_sizes the type they refer to.
7257 (omp_notice_variable): Handle reference vars to VLAs.
7258 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
7259 reference to VLA decls in the second pass instead of first pass.
7261 2016-03-02 Tom de Vries <tom@codesourcery.com>
7263 PR tree-optimization/68659
7264 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
7265 new_expr == NULL_TREE.
7266 (get_new_name): Handle ADDR_EXPR.
7268 2016-03-02 Bin Cheng <bin.cheng@arm.com>
7270 PR rtl-optimization/69052
7271 * loop-invariant.c (canonicalize_address): New function.
7272 (inv_can_prop_to_addr_use): Check validity of address expression
7273 which is canonicalized by above function.
7275 2016-03-02 Alan Modra <amodra@gmail.com>
7278 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
7281 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7284 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
7285 (*movhi_internal): Put mask moves from and to memory separately
7286 from moves from/to GPRs.
7288 2016-03-02 Richard Biener <rguenther@suse.de>
7290 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
7291 GENERIC expressions in GIMPLE.
7293 2016-03-02 Richard Biener <rguenther@suse.de>
7295 * config/i386/i386.c (type_natural_mode): Fix typo.
7297 2016-03-02 Nick Clifton <nickc@redhat.com>
7299 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
7301 2016-03-02 Richard Biener <rguenther@suse.de>
7302 Uros Bizjak <ubizjak@gmail.com>
7305 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
7307 2016-03-02 Richard Biener <rguenther@suse.de>
7310 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
7312 2016-03-02 Marek Polacek <polacek@redhat.com>
7315 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
7316 "is promoted to" warning.
7318 2016-03-01 DJ Delorie <dj@redhat.com>
7320 * config.gcc: Deprecate mep-*.
7322 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
7325 * lra-constraints.c (regno_val_use_in): New.
7326 (match_reload): Use it instead of regno_use_in.
7328 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7330 PR rtl-optimization/70007
7331 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
7332 references present in REG_EQUAL notes attached to non-SET patterns.
7334 2016-03-01 Jeff Law <law@redhat.com>
7336 PR tree-optimization/69196
7337 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7338 Appropriately clamp the number of statements to copy when the
7339 thread path does not traverse a loop backedge.
7341 PR tree-optimization/69196
7342 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7343 Do count some PHIs in the thread path against the insn count. Decrease
7344 final statement count by one as the control statement in the last
7345 block will get removed. Remove special cased code for handling PHIs
7348 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
7351 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
7352 asm dialect alternatives to explicit GOTPCREL calls.
7354 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7357 * ira.c (do_reload): Issue warning for generic stack checking here...
7358 * reload1.c (reload): ...instead of here and streamline it.
7360 2016-03-01 Nick Clifton <nickc@redhat.com>
7362 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
7364 2016-03-01 Richard Biener <rguenther@suse.de>
7366 PR tree-optimization/69983
7367 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
7368 types and fall back to operand_equal_p.
7370 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7373 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7375 * config/s390/constraints.md ("jm8"): New constraint.
7376 * config/s390/predicates.md ("const_int_8bitset_operand"): New
7378 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
7380 ("*setmem_long<setmem_and>"): New pattern.
7381 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
7383 ("*setmem_long_31z<setmem_and>"): New pattern.
7384 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
7385 New substitution rules with the required attributes.
7388 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7391 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7393 * gensupport.c (process_substs_on_one_elem): Split loop to
7394 complete mark_operands_used_in_match_dup on all expressions in the
7396 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7397 and remove function.
7399 2016-03-01 Richard Biener <rguenther@suse.de>
7402 * fold-const.c (fold_indirect_ref_1): Fix range checking for
7403 vector BIT_FIELD_REF extract.
7405 2016-03-01 Richard Biener <rguenther@suse.de>
7407 PR tree-optimization/69994
7408 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
7410 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
7412 PR tree-optimization/69956
7413 * tree-vect-stmts.c (supportable_widening_operation): Support
7414 multi-step conversion of boolean vectors.
7415 (supportable_narrowing_operation): Likewise.
7417 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7419 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
7422 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7424 * config/s390/subst.md (DSI_VI): New mode iterator.
7425 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
7426 * config/s390/vector.md ("vec_set<mode>"): Move expander before
7427 the insn definition.
7428 ("*vec_set<mode>"): Change predicate and add alternative to
7429 support only either register or const_int operands as element
7431 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
7433 ("vec_extract<mode>"): New expander.
7434 ("*vec_extract<mode>"): New insn definition supporting reg and
7435 const_int element selectors.
7436 ("*vec_extract<mode>_plus"): New insn definition supporting
7437 reg+const_int element selectors.
7438 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
7439 following expander+insn definition.
7440 ("<vec_shifts_name><mode>3"): New expander.
7441 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
7443 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7445 * config/s390/s390.md ("*tabort_1"): Change predicate to
7446 nonmemory_operand. Add a second alternative to cover
7447 register as well as const int operands.
7448 ("*tabort_1_plus"): New pattern definition.
7450 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7452 * config/s390/s390.md ("*ashrdi3_cc_31")
7453 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
7454 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
7455 Merge insn definitions into ...
7456 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7457 New pattern definition.
7458 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
7459 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
7460 ("*ashr<mode>3_and"): Merge insn definitions into ...
7461 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7462 New pattern definition.
7463 * config/s390/subst.md ("addr_style_op_cc_subst")
7464 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
7465 substitutions patterns plus attributes.
7466 Add ashiftrt to SUBST iterator.
7468 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7470 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
7471 op2 to nonmemory_operand.
7472 ("*<shift>di3_31", "*<shift>di3_31_and"):
7473 Merge into single pattern definition ...
7474 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
7475 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
7476 pattern definition ...
7477 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
7478 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
7481 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7483 * config/s390/predicates.md (const_int_6bitset_operand): New
7485 * config/s390/s390.md: Include subst.md.
7486 ("rotl<mode>3"): New expander.
7487 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
7489 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
7490 * config/s390/subst.md: New file.
7492 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7494 * config/s390/s390.md ("op_type", "atype", "length" attributes):
7495 Remove RRR type. It doesn't really exist.
7496 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
7498 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
7499 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
7500 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
7501 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
7502 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
7503 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
7504 `enabled' attribute.
7506 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7508 * gensupport.c (process_substs_on_one_elem): Split loop to
7509 complete mark_operands_used_in_match_dup on all expressions in the
7511 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7512 and remove function.
7514 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7517 * config/sparc/sparc.c (NWORDS_UP): Rename to...
7518 (CEIL_NWORDS): ...this. Use CEIL macro.
7519 (compute_fp_layout): Adjust to above renaming.
7520 (function_arg_union_value): Likewise.
7521 (sparc_arg_partial_bytes): Likewise.
7522 (sparc_function_arg_advance): Likewise.
7524 2016-02-29 Jeff Law <law@redhat.com>
7526 PR tree-optimization/70005
7527 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
7528 where an object with a boolean range is compared against a value
7531 PR tree-optimization/69999
7532 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
7533 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
7536 2016-02-29 Richard Biener <rguenther@suse.de>
7538 PR tree-optimization/69994
7539 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
7540 (get_unary_op): Look through nop conversions.
7541 (ops_equal_values_p): New function, look for equality diregarding
7543 (eliminate_plus_minus_pair): Use ops_equal_values_p
7544 (repropagate_negates): Do not use get_unary_op here.
7546 2016-02-29 Martin Liska <mliska@suse.cz>
7548 * system.h: Poison ENABLE_CHECKING macro.
7550 2016-02-29 Martin Liska <mliska@suse.cz>
7552 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
7553 is presented in dump flags.
7554 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7555 (hsa_regalloc): Likewise.
7557 2016-02-19 Richard Biener <rguenther@suse.de>
7559 PR tree-optimization/69980
7560 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
7561 permutation of those we need to keep.
7563 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7566 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
7567 (NWORDS_UP): ...this
7568 (init_cumulative_args): Minor tweaks.
7569 (sparc_promote_function_mode): Likewise.
7570 (scan_record_type): Delete.
7571 (traverse_record_type): New function template.
7572 (classify_data_t): New structure type.
7573 (classify_registers): New inline function.
7574 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
7575 exhausted. Instantiate traverse_record_type on classify_registers and
7576 deal with the case of a structure passed in slot #15 with no FP field
7578 (assign_data_t): New structure type.
7579 (compute_int_layout): New static function.
7580 (compute_fp_layout): Likewise.
7581 (count_registers): New inline function.
7582 (assign_int_registers): New static function.
7583 (assign_fp_registers): Likewise.
7584 (assign_registers): New inline function.
7585 (function_arg_record_value_1): Delete.
7586 (function_arg_record_value_2): Likewise.
7587 (function_arg_record_value_3): Likewise.
7588 (function_arg_record_value): Adjust to above changes. Instantiate
7589 traverse_record_type on count_registers to first count the number of
7590 registers to be used and then on assign_registers to assign them.
7591 (function_arg_union_value): Adjust to above renaming.
7592 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
7593 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
7594 case of a structure passed in slot #15
7595 (sparc_function_arg_advance): Likewise.
7596 (function_arg_padding): Minor tweak.
7598 2016-02-29 Richard Biener <rguenther@suse.de>
7600 PR tree-optimization/69720
7601 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
7602 the adjustment_def path for possibly vectorized defs.
7603 (vect_create_epilog_for_reduction): Handle vectorized initial
7606 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
7608 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
7610 2016-02-27 Jeff Law <law@redhat.com>
7613 2016-02-26 Richard Biener <rguenther@suse.de>
7614 Jeff Law <law@redhat.com>
7616 PR tree-optimization/69740
7617 * cfghooks.c (remove_edge): Request loop fixups if we delete
7618 an edge that might turn an irreducible loop into a natural
7621 2016-02-27 Jakub Jelinek <jakub@redhat.com>
7623 PR rtl-optimization/69896
7624 * tree-vect-generic.c (get_compute_type): Avoid single element
7627 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
7629 Rename the AArch64 tuning option and related functions to enable the
7630 Newton series for the reciprocal square root to reflect its
7631 approximative characteristic.
7633 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
7634 function to "aarch64_emit_approx_rsqrt".
7635 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
7636 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
7637 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
7638 (xgene1_tunings): Likewise.
7639 (use_rsqrt_p): Likewise.
7640 (aarch64_emit_swrsqrt): Use new function name.
7641 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
7642 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
7643 text explaining this option.
7644 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
7646 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7649 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
7650 complain about -mallow-movmisalign without -mvsx if
7651 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
7653 2016-02-26 Joel Sherrill <joel@rtems.org>
7655 * config.gcc: Add x86_64-*-rtems*.
7656 * gcc/config/i386/rtems-64.h: New file.
7658 2016-02-26 Joel Sherrill <joel@rtems.org>
7660 * config.gcc: Add aarch64-*-rtems*.
7661 * gcc/config/aarch64/rtems.h: New file.
7663 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
7666 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
7667 shift amount using %h. Add comment.
7669 2016-02-26 Richard Biener <rguenther@suse.de>
7670 Jeff Law <law@redhat.com>
7672 PR tree-optimization/69740
7673 * cfghooks.c (remove_edge): Request loop fixups if we delete
7674 an edge that might turn an irreducible loop into a natural
7677 2016-02-26 Martin Jambor <mjambor@suse.cz>
7680 * tree-sra.c (sra_modify_assign): Do not remove loads of
7681 uninitialized aggregates to SSA_NAMEs.
7683 2016-02-26 Richard Henderson <rth@redhat.com>
7686 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
7687 pseudo in case the target rtx matches the source of the left
7690 2016-02-26 Martin Jambor <mjambor@suse.cz>
7693 * hsa.h (hsa_type_packed_p): Declare.
7694 * hsa.c (hsa_type_packed_p): New function.
7695 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
7697 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
7698 * hsa-brig.c (emit_basic_insn): Likewise.
7700 2016-02-26 Martin Jambor <mjambor@suse.cz>
7703 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
7705 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
7707 2016-02-26 Martin Jambor <mjambor@suse.cz>
7709 * hsa.h (is_a_helper): New overload for hsa_op_immed for
7710 hsa_op_with_type operands.
7711 (hsa_unsigned_type_for_type): Declare.
7712 * hsa.c (hsa_unsigned_type_for_type): New function.
7713 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
7714 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
7715 the finalizer. Do not emit extra move.
7717 2016-02-26 Martin Jambor <mjambor@suse.cz>
7719 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
7720 atomic operations in private segment.
7722 2016-02-26 Martin Jambor <mjambor@suse.cz>
7724 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
7725 statements to wi->info. Also disallow omp simd constructs.
7726 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
7727 for not gridifying. Dump special string for omp_for.
7729 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7732 * config/aarch64/aarch64.c (aarch64_set_current_function):
7733 Save/restore target globals when switching to
7734 target_option_default_node.
7736 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7739 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
7740 Return 0 if !SHIFT_COUNT_TRUNCATED.
7742 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7743 Eric Botcazou <ebotcazou@adacore.com>
7745 PR rtl-optimization/69891
7746 * dse.c (scan_insn): If we can't figure out memset arguments
7747 or they are non-constant, call clear_rhs_from_active_local_stores.
7749 2016-02-26 Martin Liska <mliska@suse.cz>
7751 * doc/extend.texi: Mention clog10, clog10f an clog10l
7752 in Builtins section.
7754 2016-02-26 Martin Liska <mliska@suse.cz>
7756 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
7758 (resolve_args_picking_1): Likewise.
7759 * dwarf2out.h (struct GTY): Likewise.
7761 2016-02-26 Martin Liska <mliska@suse.cz>
7763 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
7765 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7767 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
7768 Martin Liska <mliska@suse.cz>
7770 * doc/install.texi: Mention --enable-valgrind-annotations.
7772 2016-02-26 Richard Biener <rguenther@suse.de>
7774 PR tree-optimization/69551
7775 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
7776 looking through aliases adjust DECL_PT_UID to refer to the
7777 ultimate alias target.
7779 2016-02-25 Martin Liska <mliska@suse.cz>
7782 * alloc-pool.c (after_memory_report): New variable.
7783 * alloc-pool.h (base_pool_allocator ::release): Do not use
7784 the infrastructure if after_memory_report.
7785 * toplev.c (toplev::main): Mark after memory report.
7787 2016-02-25 Richard Biener <rguenther@suse.de>
7789 PR tree-optimization/48795
7790 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
7792 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
7795 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
7796 offloading is enabled and -fopenacc or -fopenmp is specified.
7797 (CRTOFFLOADEND): Likewise.
7798 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
7799 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
7800 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
7801 (offload_objects_file_name): New static var.
7802 (tool_cleanup): Remove offload_objects_file_name file.
7803 (find_offloadbeginend): Replace with ...
7804 (find_crtoffloadtable): ... this.
7805 (run_gcc): Remove offload_argc and offload_argv.
7806 Get offload_objects_file_name from -foffload-objects=... option.
7807 Read names of object files with offload from this file, pass them to
7808 compile_images_for_offload_targets. Don't call find_offloadbeginend and
7809 don't pass offloadbegin and offloadend to the linker. Don't pass
7810 offload non-LTO files to the linker, because now they're not claimed.
7812 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
7815 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7816 on builtin_unreachable.
7818 2016-02-25 Jakub Jelinek <jakub@redhat.com>
7820 PR rtl-optimization/69896
7821 * regcprop.c: Include cfgrtl.h.
7822 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
7823 than remembered mode, either delete it (if noop_move_p), or
7824 treat like copy_p but not noop_p instruction.
7826 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7829 * dwarf2out.c (gen_variable_die): Work around buggy LTO
7830 - allow NULL decl for Fortran DW_TAG_common_block variables.
7832 2016-02-24 Jason Merrill <jason@redhat.com>
7834 * common.opt (flifetime-dse): Add -flifetime-dse=1.
7836 2016-02-24 Richard Biener <rguenther@suse.de>
7837 Jakub Jelinek <jakub@redhat.com>
7840 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
7841 conditionally executed ops to well-defined overflow behavior.
7843 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7846 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
7849 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7851 PR rtl-optimization/69886
7852 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
7853 argument. Use it when checking validity of set instructions.
7854 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
7855 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
7857 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
7858 * store-motion.c (find_moveable_store): Update
7859 can_assign_to_reg_without_clobbers_p callsite.
7861 2016-02-24 Richard Biener <rguenther@suse.de>
7864 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
7866 (record_nonwrapping_iv): Do not fall back to the low/high bound
7867 for non-constant IV bases if the stmt is not always executed.
7869 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7871 * config/arm/arm-cores.def (cortex-a32): New entry.
7872 * config/arm/arm-tables.opt: Regenerate.
7873 * config/arm/arm-tune.md: Regenerate.
7874 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
7875 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
7876 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
7877 for -mcpu and -mtune.
7879 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7882 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
7883 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
7884 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
7885 (atomic_loaddi_1): Delete.
7886 (atomic_loaddi): Rewrite expander using the above changes.
7888 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7891 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
7894 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7895 Richard Biener <rguenth@suse.de>
7898 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
7899 set_mem_attributes if tem is SSA_NAME which got expanded
7902 2016-02-24 Richard Biener <rguenther@suse.de>
7904 PR tree-optimization/69907
7905 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7906 end of permutations for BB vectorization.
7908 2016-02-24 Christian Bruel <christian.bruel@st.com>
7910 * config/arm/arm-c.c (arm_option_override): Initialize
7911 target_option_current_node.
7912 * config/arm/arm.c (arm_pragma_target_parse): Replace
7913 build_target_option_node call by target_option_current_node.
7914 Set target_option_current_node.
7917 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7920 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7921 define_insn_and_split to define_insn.
7922 (zero_extendqi<mode>2_dot2): Same.
7923 (extendqi<mode>2_dot): Same.
7924 (extendqi<mode>2_dot2): Same.
7926 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7928 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7929 and add bypass for AES{D,E} and AESMC pairs.
7930 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7933 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7935 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7936 series for reciprocal square root in Exynos M1.
7938 2016-02-23 Martin Sebor <msebor@redhat.com>
7941 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7942 __builtin_alloca_with_align.
7944 2016-02-23 Richard Henderson <rth@redhat.com>
7946 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7947 (ix86_register_pragmas): Remove __seg_tls.
7948 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7949 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7950 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7951 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7952 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7953 * doc/extend.texi (__seg_tls): Remove item.
7955 2016-02-23 Richard Biener <rguenther@suse.de>
7957 * alloc-pool.h (struct allocation_object): Make id member
7958 conditional on CHECKING_P again.
7959 (get_instance): Adjust.
7960 (base_pool_allocator): Likewise.
7962 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7964 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7965 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7967 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7969 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7971 2016-02-23 Richard Biener <rguenther@suse.de>
7973 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7974 * bitmap.h (struct bitmap_usage): Likewise.
7975 (bitmap_move): Declare.
7976 * bitmap.c (register_overhead): Take size_t argument.
7977 (bitmap_move): New function.
7978 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7979 to properly account overhead.
7980 * tree.c (free_node): Use tree_size.
7982 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7985 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7986 when inverting comparison.
7989 * common.opt (Wunreachable-code): Add Warning flag.
7991 2016-02-23 Mark Wielaard <mjw@redhat.com>
7992 Jakub Jelinek <jakub@redhat.com>
7995 * cgraphunit.c (check_global_declaration): Check main_input_filename
7996 and DECL_SOURCE_FILE are not NULL.
7998 2016-02-23 Martin Jambor <mjambor@suse.cz>
8000 PR tree-optimization/69666
8001 * tree-sra.c (sra_modify_assign): Do not attempt to create
8002 default_def replacements for unscalarizable regions.
8004 2016-02-20 Mark Wielaard <mjw@redhat.com>
8007 * cgraphunit.c (check_global_declaration): Check level of
8008 warn_unused_const_variable and main_input_filename.
8009 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8010 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8011 (-Wunused-const-variable): Explain levels 1 and 2.
8013 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8016 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
8017 identical arguments. Formatting and spelling fixes.
8020 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
8025 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
8026 and m68k-devices.def.
8027 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
8028 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
8030 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
8032 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
8033 and HImode registers.
8035 2016-02-22 Richard Biener <rguenther@suse.de>
8037 PR tree-optimization/69882
8038 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
8039 preserve permutations present because of gaps.
8040 (vect_supported_load_permutation_p): Always continue checking
8041 permutations after vect_attempt_slp_rearrange_stmts.
8043 2016-02-22 Bin Cheng <bin.cheng@arm.com>
8045 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
8046 min_profitable_estimate, rather than min_profitable_iters.
8048 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8051 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
8052 SImode for last match_operand.
8054 2016-02-22 Martin Liska <mliska@suse.cz>
8056 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
8057 return bitsize - 1 as the return value.
8059 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
8063 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
8064 Handle negative shift counts.
8065 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
8066 force_reg on the shift constant.
8067 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
8068 (lshrsi3_d): Handle negative shift counts.
8070 2016-02-22 Richard Biener <rguenther@suse.de>
8071 Tom de Vries <tom@codesourcery.com>
8073 * graph.c: Include dumpfile.h.
8074 (print_graph_cfg): Split into three overloads.
8075 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
8077 2016-02-22 Tom de Vries <tom@codesourcery.com>
8079 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
8082 2016-02-22 Richard Biener <rguenther@suse.de>
8085 * ipa-inline-transform.c (inline_call): When not updating
8086 overall summaries adjust self size by the growth estimate.
8087 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
8088 hash-set, do not update overall summaries here. Renamed from ...
8089 (inline_to_all_callers): ... this which is now wrapping the
8090 above and performing delayed overall summary update.
8091 (early_inline_small_functions): Delay updating of the overall
8094 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
8096 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
8099 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8102 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
8103 :%* in %:gt() argument.
8104 (greater_than_spec_func): Adjust for expecting only numbers,
8105 if there are more than two numbers, compare the last two.
8107 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
8109 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
8110 -Wnarrowing with -std.
8112 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8115 * expr.c (store_field): Don't use bit-field path if exp is
8116 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
8117 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
8118 and the assignment can be performed by bitwise copy. Formatting
8122 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
8123 call copy_reg_eh_region_note_forward on before and/or after sequences
8124 and remove note from insn if it no longer can throw.
8127 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
8130 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8132 * config/s390/vector.md: Add missing commutative operand markers
8133 to the patterns which qualify for one.
8134 * config/s390/vx-builtins.md: Likewise.
8136 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8138 * config/s390/vector.md (VI, VI_QHS): Add single element vector
8139 types to mode iterators.
8140 (vec_double): ... and mode attribute.
8141 * config/s390/vx-builtins.md (non_vec_int): Likewise.
8143 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8145 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
8146 Change the predicate of op2 from nonimmediate to general and let
8147 reload fix it if necessary.
8149 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8151 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
8153 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8155 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
8158 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8160 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
8161 * config/s390/s390.c (s390_expand_vec_movstr): New function.
8162 * config/s390/s390.md ("movstr<P:mode>"): Call
8163 s390_expand_vec_movstr.
8165 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8167 * config/s390/s390.md: Add missing output modifier for operand 1
8168 to print it as address properly.
8170 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8172 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
8173 * config/s390/2964.md: New file.
8174 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
8175 of insn grouping attributes depending on the CPU level.
8176 (s390_get_unit_mask): New function.
8177 (s390_sched_score): Remove the OOO from the scheduling macros.
8178 Add loop to calculate a score for the instruction mix.
8179 (s390_sched_reorder): Likewise plus improve debug output.
8180 (s390_sched_variable_issue): Rename macros as above. Calculate
8181 the unit distances after actually scheduling an insn. Improve
8183 (s390_sched_init): Clear last_scheduled_unit_distance array.
8184 * config/s390/s390.md: Include 2964.md.
8186 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8189 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
8190 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
8191 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
8192 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
8193 *avx512f_<code>v8div16qi2_mask_1): New insns.
8195 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8198 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
8201 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
8202 earlyclobber from target. Use wF constraint for fused memory
8204 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
8206 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8207 Martin Liska <mliska@suse.cz>
8210 * cfgexpand.c (asan_sanitize_stack_p): New function.
8211 (partition_stack_vars): Use the function.
8212 (expand_stack_vars): Likewise.
8213 (defer_stack_allocation): Likewise.
8214 (expand_used_vars): Likewise.
8216 2016-02-18 Richard Biener <rguenther@suse.de>
8219 * fold-const.c (operand_equal_p): Properly compare offsets for
8220 IMAGPART_EXPR and ARRAY_REF.
8222 2016-02-18 Nick Clifton <nickc@redhat.com>
8226 * config/arm/arm.c (arm_option_override_internal): Disable
8227 interworking if the target does not support thumb instructions.
8228 (arm_reload_in_hi): Handle the case where a register to register
8229 move needs reloading because there is no simple pattern to handle
8231 (arm_reload_out_hi): Likewise.
8233 2016-02-18 Richard Biener <rguenther@suse.de>
8236 * match.pd: Don't use fold_binary or fold_unary for folding
8239 2016-02-17 Jakub Jelinek <jakub@redhat.com>
8242 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
8243 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
8244 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
8245 warn on gimple_no_warning_p statements.
8247 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
8249 * doc/extend.texi (C++ Attributes): Correct description of
8250 warn_unused type attribute.
8252 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8254 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
8255 correct instruction.
8257 2016-02-17 Richard Biener <rguenther@suse.de>
8259 PR rtl-optimization/69609
8260 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
8261 (find_traces_1_round): When ending a trace update cached priority
8263 (bb_to_key): Use cached priority when available.
8264 (copy_bb): Initialize cached priority.
8265 (reorder_basic_blocks_software_trace_cache): Likewise.
8267 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8270 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
8272 (aarch64_comparison_operator): Break overly long line into two.
8273 (aarch64_comparison_operation): Likewise.
8274 * config/aarch64/aarch64.md (cstorecc4): Use
8275 aarch64_comparison_operator_mode instead of
8276 aarch64_comparison_operator.
8277 (cstore<mode>4): Likewise.
8278 (aarch64_cstore<mode>): Likewise.
8279 (*cstoresi_insn_uxtw): Likewise.
8280 (cstore<mode>_neg): Likewise.
8281 (*cstoresi_neg_uxtw): Likewise.
8283 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8286 * config/arm/predicates.md (arm_comparison_operator_mode):
8288 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
8289 instead of arm_comparison_operator.
8290 (*mov_negscc): Likewise.
8291 (*mov_notscc): Likewise.
8292 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
8293 (*thumb2_mov_negscc): Likewise.
8294 (*thumb2_mov_negscc_strict_it): Likewise.
8295 (*thumb2_mov_notscc): Likewise.
8296 (*thumb2_mov_notscc_strict_it): Likewise.
8298 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
8300 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
8303 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
8305 * config/visium/visium.c (machine_libfunc_index): New enum.
8306 (machine_libfuncs): New structure.
8307 (visium_libfuncs): New static variable.
8308 (TARGET_INIT_LIBFUNCS): Define to...
8309 (visium_init_libfuncs): ...this. New function.
8310 (expand_block_move_4): Use the appropriate libfunc.
8311 (expand_block_move_2): Likewise.
8312 (expand_block_move_1): Likewise.
8313 (expand_block_set_4): Likewise.
8314 (expand_block_set_2): Likewise.
8315 (expand_block_set_1): Likewise.
8316 (visium_trampoline_init): Likewise.
8318 2016-02-17 Nick Clifton <nickc@redhat.com>
8320 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
8321 TI's devices.csv file as of March 2016.
8323 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
8326 * opts-global.c (handle_common_deferred_options): Introduce and
8327 initialize two global variables to remember command-line options
8328 specifying a stack-limiting register.
8329 * opts.h: Add extern declarations of the two new global variables.
8330 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
8331 variable based on the values of the two new global variables.
8333 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8336 * common.opt (Wnonnull-compare): New warning.
8337 * doc/invoke.texi (-Wnonnull): Remove text about comparison
8338 of arguments against NULL.
8339 (-Wnonnull-compare): Document.
8340 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
8341 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
8342 * passes.def (pass_warn_nonnull_compare): Add.
8343 * gimple-ssa-nonnull-compare.c: New file.
8345 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8347 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
8348 AARCH64_EXTRA_TUNE_RECIP_SQRT.
8350 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8352 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
8353 reciprocal sqrt for -mlow-precision-recip-sqrt.
8355 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8356 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8358 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
8359 always use lane loads to construct non-constant vectors.
8361 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8363 * config/aarch64/aarch64.md
8364 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
8365 constraints for operand 3.
8366 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
8368 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8369 Richard Biener <rguenther@suse.de>
8371 PR tree-optimization/69820
8372 * tree-vect-patterns.c (type_conversion_p): Return false if
8373 *orig_type is unsigned single precision or boolean.
8374 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
8377 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8379 PR rtl-optimization/69764
8380 PR rtl-optimization/69771
8381 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
8382 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
8384 2016-02-16 Richard Biener <rguenther@suse.de>
8386 PR tree-optimization/69776
8387 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
8389 (indirect_refs_may_alias_p): Likewise.
8390 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
8391 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
8392 according to tbaa_p.
8393 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
8394 (optimize_stmt): For redundant store discovery do not allow tbaa.
8396 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
8398 PR tree-optimization/69714
8399 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
8400 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
8402 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
8404 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
8405 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
8406 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
8407 * config/arc/arc.c (arc_init): Check FPU options.
8408 (get_arc_condition_code): Handle new CC_FPU* modes.
8409 (arc_select_cc_mode): Likewise.
8410 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
8411 register pair only. Allow access for ARCv2 accumulator.
8412 (gen_compare_reg): Whenever we have FPU support use FPU compare
8414 (arc_reorg): Don't generate brcc insns when FPU compare
8415 instructions are involved.
8416 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
8417 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
8418 floating point emulation.
8419 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
8420 (REVERSE_CONDITION): Add new CC_FPU* modes.
8421 (TARGET_FP_SP_BASE): Define.
8422 (TARGET_FP_DP_BASE): Likewise.
8423 (TARGET_FP_SP_FUSED): Likewise.
8424 (TARGET_FP_DP_FUSED): Likewise.
8425 (TARGET_FP_SP_CONV): Likewise.
8426 (TARGET_FP_DP_CONV): Likewise.
8427 (TARGET_FP_SP_SQRT): Likewise.
8428 (TARGET_FP_DP_SQRT): Likewise.
8429 (TARGET_FP_DP_AX): Likewise.
8430 * config/arc/arc.md (ARCV2_ACC): New constant.
8431 (type): New fpu type attribute.
8432 (SDF): Conditional iterator.
8433 (cstore<mode>, cbranch<mode>): Change expand condition.
8434 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
8435 handles FPU/FPX cases as well.
8436 * config/arc/arc.opt (mfpu): New option.
8437 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
8439 (adddf3, muldf3, subdf3): Removed.
8440 * config/arc/predicates.md (proper_comparison_operator): Recognize
8442 * config/arc/fpu.md: New file.
8443 * doc/invoke.texi (ARC Options): Document mfpu option.
8445 2016-02-16 Richard Biener <rguenther@suse.de>
8447 PR rtl-optimization/69291
8448 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
8449 noce_operand_ok check.
8451 2016-02-16 Tom de Vries <tom@codesourcery.com>
8454 * omp-low.c (simd_clone_create): Remove call to
8455 symtab->call_cgraph_insertion_hooks.
8457 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8459 PR tree-optimization/69802
8460 * tree-ssa-reassoc.c (update_range_test): If op is
8461 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
8462 op == 1 test of precision 1 integral op, otherwise handle
8463 that case as op itself. Fix up formatting.
8464 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
8467 2016-02-16 Richard Biener <rguenther@suse.de>
8469 PR tree-optimization/69586
8470 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
8471 types for conversion sources.
8473 2016-02-16 Richard Biener <rguenther@suse.de>
8476 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
8477 mask OEP_ADDRESS_OF.
8479 2016-02-16 Alan Modra <amodra@gmail.com>
8482 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
8483 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
8484 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
8486 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
8487 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
8488 (p8_fmrgow_<mode>): Likewise.
8489 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
8491 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
8492 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
8493 to use movdi_internal64. Remove op0_di.
8494 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
8496 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
8498 Add support for the FCCMP insn types
8500 * config/aarch64/aarch64.md (fccmp): Change insn type.
8502 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
8503 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
8504 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
8505 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
8506 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
8507 * config/arm/types.md (fccmps): Add new insn type.
8510 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
8512 * alias.c (get_alias_set): Fix a typo in comment.
8514 2016-02-15 Richard Biener <rguenther@suse.de>
8516 PR tree-optimization/69595
8517 * match.pd: Complete range test simplification to true.
8519 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
8521 PR rtl-optimization/69648
8522 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
8523 pic_offset_table_rtx.
8525 PR rtl-optimization/69752
8526 * ira.c (update_equiv_regs): When looking for more than a single SET,
8527 also take other side effects into account.
8529 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8531 * config/s390/s390.c (s390_function_profiler): Add a new sequence
8532 for z900+ CPUs in 31-bit mode.
8534 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8536 * common/config/s390/s390-common.c (s390_supports_split_stack):
8538 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
8539 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
8540 * config/s390/s390.c (struct machine_function): New field
8541 split_stack_varargs_pointer.
8542 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
8543 in s390_emit_prologue.
8544 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
8546 (morestack_ref): New global.
8547 (SPLIT_STACK_AVAILABLE): New macro.
8548 (s390_expand_split_stack_prologue): New function.
8549 (s390_live_on_entry): New function.
8550 (s390_va_start): Use split-stack vararg pointer if appropriate.
8551 (s390_asm_file_end): Emit the split-stack note sections.
8552 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
8553 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
8554 (UNSPECV_SPLIT_STACK_CALL): New unspec.
8555 (UNSPECV_SPLIT_STACK_DATA): New unspec.
8556 (split_stack_prologue): New expand.
8557 (split_stack_space_check): New expand.
8558 (split_stack_data): New insn.
8559 (split_stack_call): New expand.
8560 (split_stack_call_*): New insn.
8561 (split_stack_cond_call): New expand.
8562 (split_stack_cond_call_*): New insn.
8564 2016-02-15 Richard Biener <rguenther@suse.de>
8566 PR tree-optimization/69783
8567 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8568 Add trivially correct cases.
8570 2016-02-15 Tom de Vries <tom@codesourcery.com>
8573 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
8575 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
8577 2016-02-15 Richard Biener <rguenther@suse.de>
8579 PR tree-optimization/69776
8580 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8581 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
8582 indicate whether we can use TBAA to disambiguate against stores.
8583 Use alias-set zero if not.
8584 (visit_reference_op_store): Do not use TBAA when looking up
8586 * tree-ssa-pre.c (compute_avail): Use TBAA here.
8587 (eliminate_dom_walker::before_dom_children): But not when looking
8588 up redundant stores.
8590 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
8592 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
8594 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8596 * config/i386/znver1.md
8597 (znver1_pop, znver1_pop_mem,
8598 znver1_load_imov_double_store,
8599 znver1_load_imov_direct_store,
8600 znver1_load_imov_direct_load,
8601 znver1_load_imov_double_load): Add new.
8602 (znver1_insn, znver1_insn_load): Add icmov type.
8604 znver1_sseavx_fma_load,
8606 znver1_avx256_fma_load): Fix pipe usage.
8608 2016-02-14 Alan Modra <amodra@gmail.com>
8611 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
8612 with an invalid hard reg, reload just the reg not the entire
8613 pre/post-inc/dec address expression.
8615 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
8618 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
8619 fixed R1_REG scratch reg.
8620 (sibcall_value_pcrel_fdpic): Likewise.
8622 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
8626 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
8628 2016-02-12 Walter Lee <walt@tilera.com>
8630 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
8631 * config/tilegx/t-tilegx: Likewise.
8633 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8636 * diagnostic-show-locus.c (struct line_span): New struct.
8637 (layout::get_first_line): Delete.
8638 (layout::get_last_line): Delete.
8639 (layout::get_num_line_spans): New member function.
8640 (layout::get_line_span): Likewise.
8641 (layout::print_heading_for_line_span_index_p): Likewise.
8642 (layout::get_expanded_location): Likewise.
8643 (layout::calculate_line_spans): Likewise.
8644 (layout::m_first_line): Delete.
8645 (layout::m_last_line): Delete.
8646 (layout::m_line_spans): New field.
8647 (layout::layout): Update comment. Replace m_first_line and
8648 m_last_line with m_line_spans, replacing their initialization
8649 with a call to calculate_line_spans.
8650 (diagnostic_show_locus): When printing source lines and
8651 annotations, rather than looping over a single span
8652 of lines, instead loop over each line_span within
8653 the layout, with an inner loop over the lines within them.
8654 Call the context's start_span callback when changing line spans.
8655 * diagnostic.c (diagnostic_initialize): Initialize start_span.
8656 (diagnostic_build_prefix): Break out the building of the location
8657 part of the string into...
8658 (diagnostic_get_location_text): ...this new function, rewriting
8659 it from nested ternary expressions to a sequence of "if"
8661 (default_diagnostic_start_span_fn): New function.
8662 * diagnostic.h (diagnostic_start_span_fn): New typedef.
8663 (diagnostic_context::start_span): New field.
8664 (default_diagnostic_start_span_fn): New prototype.
8666 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8669 * gcc.c (driver::finalize): Fix cleanup of "specs".
8671 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8675 * gcc.c (driver::driver): Initialize m_option_suggestions.
8676 (driver::~driver): Clean up m_option_suggestions.
8677 (suggest_option): Convert to...
8678 (driver::suggest_option): ...this, and split out into
8679 driver::build_option_suggestions and find_closest_string.
8680 (driver::build_option_suggestions): New function, from
8681 first half of suggest_option. Special-case
8682 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
8683 the sanitizer_opts array. For options of enum types, add the
8684 various enum values to the candidate strings.
8685 (driver::handle_unrecognized_options): Remove "const".
8686 * gcc.h (driver::handle_unrecognized_options): Likewise.
8687 (driver::build_option_suggestions): New decl.
8688 (driver::suggest_option): New decl.
8689 (driver::m_option_suggestions): New field.
8690 * opts-common.c (add_misspelling_candidates): New function.
8691 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
8692 and make non-static.
8693 * opts.h (sanitizer_opts): New array decl.
8694 (add_misspelling_candidates): New function decl.
8695 * spellcheck.c (find_closest_string): New function.
8696 * spellcheck.h (find_closest_string): New function decl.
8698 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8700 PR rtl-optimization/69764
8701 PR rtl-optimization/69771
8702 * optabs.c (expand_binop_directly): For shift_optab_p, force
8703 convert_modes with VOIDmode if xop1 has VOIDmode.
8705 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
8708 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
8709 to correctly determine instrumentation thunks.
8711 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8714 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
8715 type by reference, force lhs on the call.
8718 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
8719 Compute retval and retbnd early in all cases if split_part_return_p
8720 and return_bb is not EXIT. Remove all clobber stmts and reset
8721 all debug stmts that refer to SSA_NAMEs defined in split part,
8722 except if it is retval, in that case replace the old retval with the
8723 lhs of the call to the split part.
8725 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8728 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8731 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8732 whose result is used in PHI.
8733 (maybe_optimize_range_tests): Likewise.
8734 (final_range_test_p): Likweise.
8736 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8739 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8740 whose result is used in PHI.
8741 (maybe_optimize_range_tests): Likewise.
8742 (final_range_test_p): Likweise.
8744 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8746 * cgraph.c: Spelling fixes - behaviour -> behavior and
8747 neighbour -> neighbor.
8748 * target.def: Likewise.
8749 * sel-sched.c: Likewise.
8750 * config/mips/mips.c: Likewise.
8751 * config/arc/arc.md: Likewise.
8752 * config/arm/cortex-a57.md: Likewise.
8753 * config/arm/arm.c: Likewise.
8754 * config/arm/neon.md: Likewise.
8755 * config/arm/arm-c.c: Likewise.
8756 * config/vms/vms-c.c: Likewise.
8757 * config/s390/s390.c: Likewise.
8758 * config/i386/znver1.md: Likewise.
8759 * config/i386/i386.c: Likewise.
8760 * config/ia64/hpux-unix2003.h: Likewise.
8761 * config/msp430/msp430.md: Likewise.
8762 * config/rx/rx.c: Likewise.
8763 * config/rx/rx.md: Likewise.
8764 * config/aarch64/aarch64-simd.md: Likewise.
8765 * config/aarch64/aarch64.c: Likewise.
8766 * config/nvptx/nvptx.c: Likewise.
8767 * config/bfin/bfin.c: Likewise.
8768 * config/cris/cris.opt: Likewise.
8769 * config/rs6000/rs6000.c: Likewise.
8770 * target.h: Likewise.
8771 * spellcheck.c: Likewise.
8772 * ira-build.c: Likewise.
8773 * tree-inline.c: Likewise.
8774 * builtins.c: Likewise.
8775 * lra-constraints.c: Likewise.
8776 * explow.c: Likewise.
8777 * hwint.h: Likewise.
8778 * targhooks.c: Likewise.
8779 * tree-vect-data-refs.c: Likewise.
8781 * doc/tm.texi: Likewise.
8782 * doc/extend.texi: Likewise.
8783 * doc/install.texi: Likewise.
8784 * doc/md.texi: Likewise.
8785 * tree-ssa-tail-merge.c: Likewise.
8786 * sched-int.h: Likewise.
8787 * match.pd: Likewise.
8788 * sched-ebb.c: Likewise.
8789 * target.def (omit_struct_return_reg): Likewise.
8790 * gimple-ssa-isolate-paths.c: Likewise.
8791 (find_implicit_erroneous_behaviour): Renamed to...
8792 (find_implicit_erroneous_behavior): ... this.
8793 (find_explicit_erroneous_behaviour): Renamed to...
8794 (find_explicit_erroneous_behavior): ... this.
8795 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
8797 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
8799 PR rtl-optimization/64682
8800 PR rtl-optimization/69567
8801 PR rtl-optimization/69737
8802 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
8803 in I2 as well, just lose it.
8805 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8807 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
8809 (aarch64_last_printed_tune_string): Likewise.
8810 (aarch64_declare_function_name): Only output .arch assembler
8811 directive if it will be different from the previously output
8812 directive. Same for .tune comment but only if -dA is set.
8813 (aarch64_start_file): New function.
8814 (TARGET_ASM_FILE_START): Define.
8816 2016-02-11 David Malcolm <dmalcolm@redhat.com>
8819 * Makefile.in (PLUGIN_HEADERS): Add params.list.
8821 2016-02-11 Jakub Jelinek <jakub@redhat.com>
8824 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
8825 -Wmaybe-uninitialized warning.
8827 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
8830 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
8832 2016-02-11 Richard Biener <rguenther@suse.de>
8834 PR rtl-optimization/69291
8835 * ifcvt.c (noce_try_store_flag_constants): Do not allow
8836 subexpressions affected by changing the result.
8838 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
8841 * lra-constraints.c (curr_insn_transform): Find in/out operands
8842 for secondary memory moves. Update dups.
8844 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8846 PR tree-optimization/69652
8847 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
8848 to nested loop, did source re-formatting, skip debug statements,
8849 add check on statement with volatile operand, remove dead scalar
8852 2016-02-10 Jakub Jelinek <jakub@redhat.com>
8853 Patrick Palka <ppalka@gcc.gnu.org>
8857 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
8858 calls if the return type is TREE_ADDRESSABLE.
8859 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
8860 * ipa-split.c (split_function): Fix doubled "we" in comment.
8861 Use void return type for the split part even if
8862 !split_point->split_part_set_retval.
8864 2016-02-10 Bin Cheng <bin.cheng@arm.com>
8866 PR tree-optimization/68021
8867 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
8868 when computing the value of biv cand by itself.
8870 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8872 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
8873 (cortexa57_tunings): Likewise.
8874 (cortexa72_tunings): Likewise.
8875 (arch_macro_fusion_pair_p): Add support for AES fusion.
8876 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
8877 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
8878 Allow virtual registers before reload so early scheduling works.
8879 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
8880 correct latency and pipeline.
8881 (cortex_a57_crypto_complex): Likewise.
8882 (cortex_a57_crypto_xor): Likewise.
8883 (define_bypass): Add AES bypass.
8885 2016-02-10 Richard Biener <rguenther@suse.de>
8887 PR tree-optimization/69726
8888 * passes.def: Add DCE pass before late uninit.
8889 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
8890 really fixup if-conversions job.
8892 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8894 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
8895 (arm_cortex_a57_tune): Likewise.
8896 (aarch_macro_fusion_pair_p): Add support for AES fusion.
8897 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
8899 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
8901 * timevar.def (TV_PHASE_DBGINFO): Delete.
8902 (TV_PHASE_CHECK_DBGINFO): Likewise.
8903 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8905 2016-02-10 Richard Biener <rguenther@suse.de>
8907 PR tree-optimization/69719
8908 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8909 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8911 2016-02-09 Andrew Pinski <apinski@cavium.com>
8914 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8915 get_vcond_mask_icode returns false.
8917 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8920 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8921 an ADDIS that adds a pointer to a large constant that sets the
8922 upper16 bits with a load operation.
8924 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8927 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8929 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8931 (vzipq_s16): Likewise.
8932 (vzipq_s32): Likewise.
8933 (vzipq_f32): Likewise.
8934 (vzipq_u8): Likewise.
8935 (vzipq_u16): Likewise.
8936 (vzipq_u32): Likewise.
8937 (vzipq_p8): Likewise.
8938 (vzipq_p16): Likewise.
8940 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8943 * config/arm/arm.c (neon_endian_lane_map): New function.
8944 (neon_vector_pair_endian_lane_map): New function.
8945 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8946 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8948 (vuzpq_s16): Likewise.
8949 (vuzpq_s32): Likewise.
8950 (vuzpq_f32): Likewise.
8951 (vuzpq_u8): Likewise.
8952 (vuzpq_u16): Likewise.
8953 (vuzpq_u32): Likewise.
8954 (vuzpq_p8): Likewise.
8955 (vuzpq_p16): Likewise.
8957 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8960 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8963 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8965 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8966 truncate const_int operand 1 to QImode.
8968 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8970 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8971 corresponding to an abnormal edge.
8973 2016-02-09 Tom de Vries <tom@codesourcery.com>
8975 PR tree-optimization/69599
8976 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8978 (find_func_aliases_for_builtin_call, find_func_clobbers)
8979 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8982 2016-02-09 Richard Biener <rguenther@suse.de>
8984 PR tree-optimization/69715
8985 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8986 LHS on calls as non-rewritable.
8988 2016-02-09 Tom de Vries <tom@codesourcery.com>
8991 * lto-wrapper.c (append_diag_options): New function.
8992 (compile_offload_image): Call append_diag_options.
8994 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8997 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8998 Minor copy-edit to fix verb tenses.
9000 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9002 PR tree-optimization/69209
9003 * ipa-split.c (split_function): If split part is not
9004 returning retval, retval has gimple type but is not
9005 gimple value, force it into a SSA_NAME first.
9007 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9009 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9012 2016-02-08 Jason Merrill <jason@redhat.com>
9015 * convert.c (convert_to_integer_1): Check dofold on truncation
9017 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
9018 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
9019 Rename from *_nofold.
9020 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
9021 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
9023 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
9026 * tree.c (build_common_tree_nodes): Remove short_double argument.
9027 All callers changed.
9028 * tree.h (build_common_tree_nodes): Adjust declaration.
9029 * doc/invoke.texi (-fshort-double): Remove documentation.
9030 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9031 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
9032 * lto-wrapper.c (merge_and_complain, append_compiler_options)
9033 (append_linker_options): Don't handle OPT_fshort_double.
9035 PR rtl-optimization/68730
9036 * lra-remat.c (insn_to_cand_activation): New static variable.
9037 (lra_remat): Allocate and free it.
9038 (create_cand): New arg activation. Initialize a field in
9039 insn_to_cand_activation if it is nonnull.
9040 (create_cands): Pass the activation insn to create_cand when making
9041 a candidate involving an output reload. Reorganize code a little.
9042 (do_remat): Keep track of active status of candidates in a separate
9045 2016-02-08 Richard Biener <rguenther@suse.de>
9047 PR tree-optimization/69719
9048 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9049 Properly use absolute of the difference of the two offsets to
9050 compare or adjust the segment length.
9052 2016-02-08 Richard Biener <rguenther@suse.de>
9053 Jeff Law <law@redhat.com>
9056 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
9057 types for anonymous SSA names.
9059 2016-02-08 Richard Biener <rguenther@suse.de>
9061 PR rtl-optimization/69274
9062 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
9064 2016-02-08 Jeff Law <law@redhat.com>
9066 PR tree-optimization/65917
9067 * tree-ssa-dom.c (record_temporary_equivalences): Record both
9068 equivalences from if (x == y) style conditionals.
9069 (loop_depth_of_name): Remove.
9070 (record_equality): Remove loop depth check.
9071 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
9072 (const_and_copies::record_const_or_copy_raw): New member function.
9073 * tree-ssa-scopedtables.c
9074 (const_and_copies::record_const_or_copy_raw): New, factored out of
9075 (const_and_copies::record_const_or_copy): Call new member function.
9077 2016-02-05 Jeff Law <law@redhat.com>
9079 PR tree-optimization/68541
9080 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
9081 (count_stmts_in_block): New function.
9082 (poor_ifcvt_candidate_code): Likewise.
9083 (is_feasible_trace): Add some heuristics to determine when path
9084 splitting is profitable.
9085 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
9086 is a diamond with a single exit.
9088 2016-02-05 Martin Sebor <msebor@redhat.com>
9091 * doc/invoke.texi: Update -Wplacement-new to take an optional
9094 2016-02-06 Richard Henderson <rth@redhat.com>
9097 * tree.c (tree_nop_conversion_p): Do not strip casts into or
9098 out of non-standard address spaces.
9100 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9102 PR rtl-optimization/69691
9103 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
9105 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
9107 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
9108 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
9109 (*ieee128_mfvsrd_64bit): Likewise.
9110 (*ieee128_mfvsrd_32bit): Likewise.
9112 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
9116 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9118 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
9119 instrumented_version.
9121 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
9123 * doc/invoke.texi (Optimize Options): In table of --param options
9124 rename second occurrence of tracer-min-branch-ratio to
9125 tracer-min-branch-probability, rename
9126 tracer-min-branch-ratio-feedback to
9127 tracer-min-branch-probability-feedback and clarify description,
9128 rename sched-spec-state-edge-prob-cutoff to
9129 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
9130 to selsched-insns-to-rename, rename lto-minpartition to
9131 lto-min-partition, delete reorder-blocks-duplicate and
9132 reorder-blocks-duplicate-feedback.
9134 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9136 * config/s390/s390.c (s390_register_info_set_ranges): Remove
9139 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
9141 * doc/extend.texi: S/390: Correct some typos.
9143 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9145 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
9147 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9150 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
9151 (s390_register_info_gprtofpr): Use new macros above.
9152 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
9154 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
9155 its name. Adjust restore and save gpr ranges.
9156 (s390_register_info_set_ranges): New function.
9157 (s390_register_info): Use new macros above. Call
9158 s390_register_info_set_ranges.
9159 (s390_optimize_register_info): Likewise.
9160 (s390_hard_regno_rename_ok): Use new macros.
9161 (s390_hard_regno_scratch_ok): Likewise.
9162 (s390_emit_epilogue): Likewise.
9163 (s390_can_use_return_insn): Likewise.
9164 (s390_optimize_prologue): Likewise.
9165 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
9167 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9170 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
9172 (ix86_option_override_internal): Disable TARGET_STV even for
9173 -m{incoming,preferred}-stack-boundary=3.
9175 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9177 * config.gcc: Mark deprecated rtems targets as obsolete.
9179 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
9181 PR rtl-optimization/64682
9182 PR rtl-optimization/69567
9183 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
9184 before I2 only if the register is both used and set in I2.
9186 2016-02-04 DJ Delorie <dj@redhat.com>
9188 * config/msp430/msp430.c (msp430_start_function): Add function type.
9190 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9193 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
9195 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
9197 PR rtl-optimization/69577
9199 2015-10-29 Richard Henderson <rth@redhat.com>
9203 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
9204 sse check to the exact conditions of PR 67609.
9206 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9209 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
9210 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
9211 not allowed into the traditional Altivec registers.
9212 (movtd_64bit_nodm): Likewise.
9213 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
9215 2016-02-04 David Malcolm <dmalcolm@redhat.com>
9217 * config/aarch64/cortex-a57-fma-steering.c
9218 (aarch64_register_fma_steering): Remove "static" from arguments
9221 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
9224 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
9227 2016-02-04 Mike Frysinger <vapier@gentoo.org>
9229 * doc/invoke.texi: Delete -mno-fma4.
9231 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
9233 PR rtl-optimization/69577
9234 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
9235 (find_subregs_of_mode): Update accordingly. Iterate over partial
9238 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
9240 * config/arm/arm-protos.h (neon_reinterpret): Remove.
9241 * config/arm/arm.c (neon_reinterpret): Remove.
9242 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
9243 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
9244 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
9245 vreinterpretti): Remove.
9246 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
9247 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
9248 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
9249 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
9250 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
9251 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
9252 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
9253 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
9254 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
9255 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
9256 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
9257 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
9258 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
9259 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
9260 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
9261 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
9262 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
9263 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
9264 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
9265 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
9266 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
9267 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
9268 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
9269 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
9270 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
9271 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
9272 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
9273 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
9274 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
9275 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
9276 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
9277 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
9278 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
9279 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
9280 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
9281 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
9282 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
9283 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
9284 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
9285 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
9286 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
9287 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
9288 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
9289 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
9290 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
9291 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
9292 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
9293 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
9294 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
9295 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
9296 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
9297 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
9298 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
9299 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
9300 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
9301 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
9302 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
9303 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
9304 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
9305 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
9306 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
9307 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
9308 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
9309 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
9310 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
9311 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
9312 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
9313 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
9314 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
9315 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
9316 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
9317 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
9318 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
9319 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
9320 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
9321 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
9322 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
9323 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
9324 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
9325 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
9326 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
9327 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
9328 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
9329 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
9330 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
9331 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
9332 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
9333 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
9334 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
9335 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
9336 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
9337 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
9338 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
9339 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
9340 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
9341 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
9342 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
9343 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
9344 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
9345 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
9346 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
9347 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
9348 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
9350 2016-02-04 Martin Liska <mliska@suse.cz>
9353 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
9354 that are gimple_store_p.
9355 (maybe_instrument_call): Likewise.
9357 2016-02-04 Bin Cheng <bin.cheng@arm.com>
9359 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
9360 register scaling out of memory reference and comment why.
9362 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9366 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
9367 folding the source of a SET.
9369 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9373 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
9374 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
9376 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
9380 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
9383 2016-02-04 Christian Bruel <christian.bruel@st.com>
9385 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
9386 * config/arm/arm.c (arm_set_current_function): Likewise.
9388 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9389 Ilya Enkovich <enkovich.gnu@gmail.com>
9390 H.J. Lu <hongjiu.lu@intel.com>
9393 * config/i386/i386.c (convert_scalars_to_vector): Remove
9394 stack alignment fixes.
9395 (ix86_option_override_internal): Disable TARGET_STV if stack
9396 might not be aligned enough.
9397 (ix86_minimum_alignment): Assert that TARGET_STV is false.
9399 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
9401 * gcc/config/i386/x86-tune.def: Disable default prefetching
9404 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9405 Vladimir Makarov <vmakarov@redhat.com>
9408 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
9409 in validating fused toc addresses.
9411 2016-02-03 Jakub Jelinek <jakub@redhat.com>
9414 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
9415 range->m_caret fields if range->m_show_caret_p is false.
9418 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9419 Force oldval into register if it does not satisfy reg_or_short_operand
9420 predicate. Fix up formatting.
9422 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
9423 Alexandre Oliva <aoliva@redhat.com>
9426 * lra-constraints.c (simplify_operand_subreg): Check additionally
9427 address validity after potential reloading.
9428 (process_address_1): Check insns validity. In case of failure do
9431 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
9434 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
9437 2016-02-02 Jakub Jelinek <jakub@redhat.com>
9439 * wide-int.cc (canonize_uhwi): New function.
9440 (wi::divmod_internal): Use it.
9442 2016-02-02 James Norris <jnorris@codesourcery.com
9444 * gimplify.c (omp_notice_variable): Add usage check.
9446 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
9448 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
9449 like LE, GE, LT, GT when emitting relational operator.
9451 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9453 * ira-costs.c (find_costs_and_classes): Add extra argument.
9454 * target.def (ira_change_pseudo_allocno_class): Add parameter.
9455 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
9456 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
9457 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
9458 Add best_class parameter, and return it if not ALL_REGS.
9459 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
9461 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
9464 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9466 * config/aarch64/aarch64.c
9467 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
9468 (aarch64_ira_change_pseudo_allocno_class): New function.
9470 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
9473 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
9475 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9477 * config/avr/avr.c (avr_option_override): Set
9478 PARAM_ALLOW_STORE_DATA_RACES to 1.
9480 2016-02-02 Richard Biener <rguenther@suse.de>
9482 PR tree-optimization/69595
9483 * match.pd: Add range test simplifications to true/false.
9485 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
9487 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
9488 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
9491 2016-02-02 Richard Biener <rguenther@suse.de>
9493 PR tree-optimization/69606
9494 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
9495 info on the result before moving a stmt.
9497 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
9500 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
9501 branch with vector comparison.
9502 * config/i386/sse.md (VI48_AVX): New mode iterator.
9503 (define_expand "cbranch<mode>4): Add support for conditional branch
9504 with vector comparison.
9505 * tree-vect-loop.c (optimize_mask_stores): New function.
9506 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
9507 has_mask_store field of vect_info.
9508 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
9509 vectorized loops having masked stores after vec_info destroy.
9510 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
9511 correspondent macros.
9512 (optimize_mask_stores): Add prototype.
9514 2016-02-02 Alan Modra <amodra@gmail.com>
9517 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
9520 2016-02-02 Alan Modra <amodra@gmail.com>
9523 * config/rs6000/rs6000.c (need_toc_init): New var, set it
9524 whenever toc_label_name used.
9525 (rs6000_file_start): Don't set up toc section here,
9526 (rs6000_output_function_epilogue): do so here instead,
9527 (rs6000_xcoff_file_start): and here.
9528 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
9529 (load_toc_aix_di): Likewise.
9531 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9533 PR rtl-optimization/69592
9534 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
9535 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
9536 (num_sign_bit_copies_binary_arith_p): New inline function.
9537 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
9539 2016-02-01 Jeff Law <law@redhat.com>
9541 PR tree-optimization/69580
9542 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
9543 * tree-ssa-threadbackward.c
9544 (fsm_find_control_statement_thread_paths): Do not try to walk
9545 through large PHI nodes.
9547 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9549 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
9550 when count is incremented above limit, don't analyze further
9553 * omp-low.c (oacc_parse_default_dims): Avoid
9554 -Wsign-compare warning, make sure value fits into int
9555 rather than just unsigned int.
9557 2016-02-01 Bin Cheng <bin.cheng@arm.com>
9559 PR tree-optimization/67921
9560 * fold-const.c (split_tree): New parameters. Convert pointer
9561 type variable part to proper type before negating.
9562 (fold_binary_loc): Pass new arguments to split_tree.
9564 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
9566 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
9567 (nvptx_goacc_validate_dims): Extend to handle global defaults.
9568 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
9569 * doc/tm.texti: Rebuilt.
9570 * doc/invoke.texi (fopenacc-dim): Document.
9571 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
9572 (append_compiler_options): Likewise.
9573 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
9574 (oacc_parse_default_dims): New.
9575 (oacc_validate_dims): Add USED arg. Select non-unity default when
9577 (oacc_loop_fixed_partitions): Return mask of used partitions.
9578 (oacc_loop_auto_partitions): Emit dump info.
9579 (oacc_loop_partition): Return mask of used partitions.
9580 (execute_oacc_device_lower): Parse default dimension arg. Adjust
9581 loop partitioning and validation calls.
9583 2016-02-01 Richard Biener <rguenther@suse.de>
9586 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
9588 2016-02-01 Richard Biener <rguenther@suse.de>
9590 PR tree-optimization/69574
9591 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
9592 of asserting return chrec_dont_know.
9594 2016-02-01 Martin Liska <mliska@suse.cz>
9596 * mem-stats-traits.h: Add copyright header.
9597 * mem-stats.h: Likewise.
9599 2016-02-01 Richard Biener <rguenther@suse.de>
9601 PR tree-optimization/69579
9602 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
9603 Do not propagate through abnormal PHI results.
9605 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
9607 * postreload.c (reload_cse_simplify): Remove dead code.
9609 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9611 PR rtl-optimization/69570
9612 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
9613 if there is more than one set, not if there is a single set.
9615 2016-02-01 Richard Henderson <rth@redhat.com>
9618 * combine.c (make_compound_operation): When looking through a
9619 subreg, make sure to re-extend to the width of the outer mode.
9621 2016-01-30 Jakub Jelinek <jakub@redhat.com>
9623 PR tree-optimization/69546
9624 * wide-int.cc (wi::divmod_internal): For unsigned division
9625 where both operands fit into uhwi, if o1 is 1 and o0 has
9626 msb set, if divident_prec is larger than bits per hwi,
9627 clear another quotient word and return 2 instead of 1.
9628 Similarly for remainder with msb in HWI set, if dividend_prec
9629 is larger than bits per hwi.
9631 2016-01-29 Martin Jambor <mjambor@suse.cz>
9633 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
9634 Use short lowercase names.
9635 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
9636 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
9637 acq_rel one. Protect warning agains segfaults if
9638 get_memory_order_name returns NULL.
9639 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
9640 with release semantics. Do not warn if get_memory_order already did.
9641 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
9642 semantics. Fix check for relaxed or acquire semantics. Do not warn
9643 if get_memory_order already did.
9645 2016-01-29 Sebastian Pop <s.pop@samsung.com>
9647 * doc/install.texi: Document that isl-0.16 is supported.
9649 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
9652 * config/i386/constraints.md (Bm): Describe as special memory
9654 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
9655 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9656 * genpreds.c (struct constraint_data): Add is_special_memory.
9657 (have_special_memory_constraints, special_memory_start): New
9659 (special_memory_end): Ditto.
9660 (add_constraint): Add new arg is_special_memory. Add code to
9661 process its true value. Update have_special_memory_constraints.
9662 (process_define_constraint): Pass the new arg.
9663 (process_define_register_constraint): Ditto.
9664 (choose_enum_order): Process special memory.
9665 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
9666 function insn_extra_special_memory_constraint.
9667 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9668 * gensupport.c (process_rtx): Process
9669 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9670 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
9671 * ira-lives.c (single_reg_class): Use
9672 insn_extra_special_memory_constraint.
9673 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
9674 * lra-constraints.c (process_alt_operands): Ditto.
9675 (curr_insn_transform): Use insn_extra_special_memory_constraint.
9676 * recog.c (asm_operand_ok, preprocess_constraints): Process
9678 * reload.c (find_reloads): Ditto.
9679 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
9680 * stmt.c (parse_input_constraint): Use
9681 insn_extra_special_memory_constraint.
9683 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9686 * lra-splill.c (lra_final_code_change): Revert r229087 by
9687 removing all sub-registers.
9689 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
9692 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
9694 2016-01-29 Jakub Jelinek <jakub@redhat.com>
9697 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
9698 SSE1, copy target into the temporary reg first before recursing
9701 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9703 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
9706 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9708 * ginclude/stdarg.h: Test __cplusplus instead of
9709 __GXX_EXPERIMENTAL_CXX0X__.
9711 2016-01-29 Richard Biener <rguenther@suse.de>
9713 PR tree-optimization/69547
9714 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
9715 Do not mark clobbers necessary.
9716 (mark_all_reaching_defs_necessary_1): Likewise.
9718 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9720 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
9721 declaration name with %qs and print it in both error messages.
9722 Also fix indentation.
9724 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9727 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
9728 trailing blank line from error message.
9730 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9733 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
9736 2016-01-29 Richard Biener <rguenther@suse.de>
9739 * match.pd: Allow all integral types when simplifying a
9740 widening or sign-changing conversion.
9742 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9744 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
9745 back to setting codegen_error to fail codegen.
9747 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
9750 * config/i386/constraints.md (C): Only accept constant zero operand.
9751 (BC): New constraint.
9752 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
9753 instead of C constraint.
9754 * doc/md.texi (Machine Constraints): Update description
9757 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
9760 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
9762 2016-01-28 Jakub Jelinek <jakub@redhat.com>
9765 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
9768 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
9770 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
9771 branches if using guessed profile.
9773 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
9775 * graphite-optimize-isl.c (optimize_isl): Fix dump.
9777 2016-01-28 Richard Henderson <rth@redhat.com>
9780 * config/aarch64/aarch64-modes.def (CC_Cmode): New
9781 * config/aarch64/aarch64-protos.h: Update.
9782 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
9783 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
9784 (aarch64_get_condition_code_1): Handle CC_Cmode.
9785 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
9786 (*add<mode>3_compareC_cconly_imm): New.
9787 (*add<mode>3_compareC_cconly): New.
9788 (*add<mode>3_compareC_imm): New.
9789 (add<mode>3_compareC): New.
9790 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
9791 to be first. Use aarch64_carry_operation.
9792 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
9793 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
9794 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
9795 (subti3): Use subdi3_compare1.
9796 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
9797 (sub<mode>3_compare1): New.
9798 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
9799 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
9800 (*subsi3_carryin_uxtw): Likewise.
9801 (*ngc<mode>, *ngcsi_uxtw): Likewise.
9802 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
9803 * config/aarch64/iterators.md (DWI): New.
9804 * config/aarch64/predicates.md (aarch64_carry_operation): New.
9805 (aarch64_borrow_operation): New.
9807 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9809 * graphite-optimize-isl.c (optimize_isl): Print a different debug
9810 message when isl does not return a valid schedule.
9812 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9814 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
9815 Remove comments from class declarations: they are already in the code
9818 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9820 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
9822 (ternary_op_to_tree): Same.
9823 (unary_op_to_tree): Same.
9824 (nary_op_to_tree): Same.
9825 (gcc_expression_from_isl_expr_op): Same.
9826 (gcc_expression_from_isl_expression): Same.
9827 (graphite_create_new_loop): Same.
9828 (graphite_create_new_loop_guard): Same.
9829 (build_iv_mapping): Same.
9830 (graphite_create_new_guard): Same.
9831 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
9832 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
9834 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9836 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
9837 instead of setting codegen_error to fail codegen.
9839 2016-01-28 Jason Merrill <jason@redhat.com>
9841 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
9843 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9845 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9846 Remove CONST_INT_P check in CCMP cost calculation.
9848 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9850 * config/aarch64/aarch64.c (generic_vector_cost):
9851 Set vec_permute_cost.
9852 (cortexa57_vector_cost): Likewise.
9853 (exynosm1_vector_cost): Likewise.
9854 (xgene1_vector_cost): Likewise.
9855 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
9856 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
9857 Add vec_permute_cost entry.
9859 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9861 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
9863 (add<mode>3_compare0): Likewise.
9864 (addsi3_compare0_uxtw): Likewise.
9865 (add<mode>3nr_compare0): Likewise.
9866 (compare_neg<mode>): Likewise.
9867 (<optab><mode>3): Likewise.
9869 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
9871 * tree-vect-stmts.c (vectorizable_comparison): Add
9872 NULL check for vectype.
9874 2016-01-28 Richard Biener <rguenther@suse.de>
9876 PR tree-optimization/69466
9877 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9878 Account for PHIs we couldn't duplicate.
9880 2016-01-28 Martin Liska <mliska@suse.cz>
9883 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
9884 instead of ENABLE_VALGRIND_CHECKING.
9886 2016-01-27 Richard Henderson <rth@redhat.com>
9889 * lra-remat.c (subreg_regs): New.
9890 (dump_candidates_and_remat_bb_data): Dump it.
9891 (operand_to_remat): Reject if operand in subreg_regs.
9892 (set_bb_regs): Collect subreg_regs.
9893 (lra_remat): Init and free subreg_regs. Compute
9894 calculate_local_reg_remat_bb_data before create_cands.
9896 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
9899 * config/i386/i386.c (ix86_update_stack_boundary): Don't
9900 change stack_alignment_needed for __tls_get_addr call.
9902 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
9904 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9906 2016-01-27 Jeff Law <law@redhat.com>
9908 PR tree-optimization/68398
9909 PR tree-optimization/69196
9910 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9911 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9912 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9913 Only count PHIs in the last block in the path. The others will
9914 const/copy propagate away. Add heuristic to allow more irreducible
9915 subloops to be created when it is likely profitable to do so.
9917 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9918 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9919 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9921 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9924 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9925 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9926 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9927 * tree-streamer-in.c: Include asan.h.
9928 (streamer_get_builtin_tree): For builtins in sanitizer
9929 range call initialize_sanitizer_builtins and retry.
9931 2016-01-27 Ian Lance Taylor <iant@google.com>
9933 * common.opt (fkeep-gc-roots-live): New undocumented option.
9934 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9935 -fkeep-gc-roots-live, skip pointers.
9936 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9939 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9942 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9943 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9945 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9948 * configure.ac: NetBSD provides SSP in its C library.
9949 * configure: Updated.
9951 2016-01-27 Richard Biener <rguenther@suse.de>
9953 PR tree-optimization/69166
9954 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9955 reduction code for commutativity / associativity.
9957 2016-01-27 Martin Jambor <mjambor@suse.cz>
9959 PR tree-optimization/69355
9960 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9961 total_scalarization fails.
9963 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9965 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9968 2016-01-27 Christian Bruel <christian.bruel@st.com>
9971 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9972 Move arm_reset_previous_fndecl and set_target_option_current_node in
9973 the conditional part. Call save_restore_target_globals.
9974 * config/arm/arm.c (arm_set_current_function):
9975 Refactor to better support #pragma target and attribute mix.
9976 Call save_restore_target_globals.
9977 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9979 2016-01-27 Martin Liska <mliska@suse.cz>
9981 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9982 reference for an HSA kernel and its host function.
9984 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9986 PR tree-optimization/69399
9987 * wide-int.h (wi::lrshift): For larger precisions, only
9988 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9990 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9992 * config/arc/predicates.md (proper_comparison_operator): Reject
9993 constant-constant comparison.
9995 2016-01-26 Tom de Vries <tom@codesourcery.com>
9997 PR tree-optimization/69110
9998 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9999 DR_NUM_DIMENSIONS == 0.
10001 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10002 Sebastian Pop <s.pop@samsung.com>
10004 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10005 isl_ast_op_cond and isl_ast_op_select.
10006 (gcc_expression_from_isl_expr_op): Same.
10008 2016-01-26 Jason Merrill <jason@redhat.com>
10011 * tree.c (recompute_constructor_flags): Split out from
10013 (verify_constructor_flags): New.
10014 * tree.h: Declare them.
10016 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
10018 PR rtl-optimization/69217
10019 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
10020 are no TYPE_FIELDS set for the record type.
10022 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10025 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
10026 toc_label_name unconditionally.
10027 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
10028 SYMBOL_REF string. Use toc_label_name instead of constructing
10030 (rs6000_elf_declare_function_name): Use toc_label_name instead of
10031 constructing LCTOC1.
10033 2016-01-26 Martin Sebor <msebor@redhat.com>
10036 * doc/extend.texi (Common Type Attributes): Move text that talks about
10037 attribute packed from attribute aligned to the section discussing
10038 the former attribute for clarity.
10040 2016-01-26 Richard Henderson <rth@redhat.com>
10042 PR middle-end/60908
10043 * trans-mem.c (tm_region_init): Mark entry block as visited.
10045 2016-01-26 David Malcolm <dmalcolm@redhat.com>
10048 * diagnostic-show-locus.c (layout::print_source_line): Replace
10049 call to pp_newline with call to layout::print_newline.
10050 (layout::print_annotation_line): Likewise.
10051 (layout::move_to_column): Likewise.
10052 (layout::print_any_fixits): After printing any fixits, print a
10053 trailing newline, if necessary.
10054 (layout::print_newline): New method, resetting any colorization
10056 (diagnostic_show_locus): Move the pp_newline to before the
10057 early bailout. Remove dummy block enclosing the layout instance.
10058 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
10059 of pp_newline_and_flush with pp_flush.
10060 (diagnostic_append_note): Delete use of pp_newline.
10061 (diagnostic_append_note_at_rich_loc): Delete.
10062 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
10063 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
10064 when newline characters are added to the buffer.
10066 2016-01-26 Michael Matz <matz@suse.de>
10068 * configure.ac (ac_cv_std_swap_in_utility): New test.
10069 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
10070 * configure: Regenerate.
10071 * config.in: Regenerate.
10073 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
10075 * config/arc/arc.md (cstoresi4): Force operand into register.
10076 (arcset<code>): Fix predicate.
10077 (arcsetltu): Likewise.
10078 (arcsetgeu): Likewise.
10079 (arcsethi): Likewise.
10080 (arcsetls): Likewise.
10082 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10084 PR tree-optimization/69483
10085 * gimple-fold.c (canonicalize_constructor_val): Return NULL
10086 if base has error_mark_node type.
10088 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
10091 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
10092 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
10094 (vget_lane_f16): Handle big-endian.
10095 (vgetq_lane_f16): Likewise.
10096 (vset_lane_f16): Likewise.
10097 (vsetq_lane_f16): Likewise.
10098 * config/arm/iterators.md (VQXMOV): Add V8HF.
10099 (VDQ): Add V4HF and V8HF.
10100 (V_reg): Handle V4HF and V8HF.
10101 (Is_float_mode): Likewise.
10102 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
10103 neon_vdup_nv8hf): New patterns.
10104 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
10105 Use VD_LANE iterator.
10106 (neon_vld1_dup<mode>): Use VQ2 iterator.
10108 2016-01-26 Nathan Sidwell <nathan@acm.org>
10110 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
10111 (set_oacc_fn_attrib): Add IS_KERNEL arg.
10112 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
10113 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
10114 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
10115 (oacc_validate_dims): Add LEVEL arg, don't return level.
10116 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
10117 oacc_validate_dims.
10118 (execute_oacc_device_lower): Adjust, add more dump output.
10119 * tree-ssa-loop.c (gate_oacc_kernels): Use
10120 oacc_fn_attrib_kernels_p.
10121 * tree-parloops.c (create_parallel_loop): Adjust
10122 set_oacc_fn_attrib call.
10124 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10127 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
10128 (append_compiler_options): Handle -fcilkplus.
10129 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
10131 2016-01-26 Nick Clifton <nickc@redhat.com>
10134 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
10135 been marked as DECL_ONE_ONLY but we do not the means to make it
10136 so, then do not allow it to bind locally.
10138 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10141 * opts.h (parse_sanitizer_options): New prototype.
10142 * opts.c (sanitizer_opts): New array.
10143 (parse_sanitizer_options): New function.
10144 (common_handle_option): Use parse_sanitizer_options.
10146 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
10149 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
10150 alignment adjustment to ...
10151 (ix86_update_stack_boundary): Here. Don't over-align stack for
10153 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
10154 if __tls_get_addr is called.
10156 2016-01-26 Christian Bruel <christian.bruel@st.com>
10158 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
10160 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
10162 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
10164 2016-01-26 Richard Biener <rguenther@suse.de>
10166 PR middle-end/69467
10167 * match.pd: Guard X * CST CMP 0 pattern with single_use.
10169 2016-01-26 Richard Biener <rguenther@suse.de>
10171 PR tree-optimization/69452
10172 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
10173 (move_computations_dom_walker::before_dom_children): Rename
10175 (move_computations_worker): This.
10176 (move_computations): Perform an RPO rather than a DOM walk.
10178 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10181 * combine.c (combine_instructions): For REG_EQUAL note with
10182 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
10183 to the underlying register.
10184 * doc/rtl.texi (REG_EQUAL): Document the behavior of
10185 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
10187 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
10190 * config/aarch64/aarch64-builtins.c
10191 (aarch64_init_simd_builtin_types): Do not set structural
10192 equality to __Poly{8,16,64,128}_t types.
10194 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
10196 PR tree-optimization/69400
10197 * wide-int.cc (wi_pack): Take the precision as argument and
10198 perform canonicalization here rather than in the callers.
10199 Use the main loop to handle all full-width HWIs. Add a
10200 zero HWI if in_len isn't a full result.
10201 (wi::divmod_internal): Update accordingly.
10202 (wi::mul_internal): Likewise. Simplify.
10204 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10205 Sebastian Pop <s.pop@samsung.com>
10207 * graphite-poly.c (apply_poly_transforms): Simplify.
10208 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
10209 (print_isl_map): Same.
10210 (print_isl_union_map): Same.
10211 (print_isl_schedule): New.
10212 (debug_isl_schedule): New.
10213 * graphite-dependences.c (scop_get_reads): Do not call
10214 isl_union_map_add_map that is undocumented isl functionality.
10215 (scop_get_must_writes): Same.
10216 (scop_get_may_writes): Same.
10217 (scop_get_original_schedule): Remove.
10218 (scop_get_dependences): Do not call isl_union_map_compute_flow that
10219 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
10220 (compute_deps): Remove.
10221 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
10222 (debug_schedule_ast): New.
10223 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
10224 set_separate_option.
10225 (graphite_regenerate_ast_isl): Add dump.
10226 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
10227 from scop->transformed_schedule.
10228 (graphite_regenerate_ast_isl): Add more dump.
10229 * graphite-optimize-isl.c (optimize_isl): Set
10230 scop->transformed_schedule. Check whether schedules are equal.
10231 (apply_poly_transforms): Move here.
10232 * graphite-poly.c (apply_poly_transforms): ... from here.
10233 (free_poly_bb): Static.
10234 (free_scop): Static.
10235 (pbb_number_of_iterations_at_time): Remove.
10236 (print_isl_ast): New.
10237 (debug_isl_ast): New.
10238 (debug_scop_pbb): New.
10239 * graphite-scop-detection.c (print_edge): Move.
10240 (print_sese): Move.
10241 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
10242 (build_scop_scattering): Remove.
10243 (create_pw_aff_from_tree): Assert instead of bailing out.
10244 (add_condition_to_pbb): Remove unused code, do not fail.
10245 (add_conditions_to_domain): Same.
10246 (add_conditions_to_constraints): Remove.
10247 (build_scop_context): New.
10248 (add_iter_domain_dimension): New.
10249 (build_iteration_domains): Initialize pbb->iterators.
10250 Call add_conditions_to_domain.
10253 (index_outermost_in_loop): New.
10254 (index_pbb_in_loop): New.
10255 (outermost_pbb_in): New.
10256 (add_in_sequence): New.
10257 (add_outer_projection): New.
10258 (outer_projection_mupa): New.
10259 (add_loop_schedule): New.
10260 (build_schedule_pbb): New.
10261 (build_schedule_loop): New.
10262 (embed_in_surrounding_loops): New.
10263 (build_schedule_loop_nest): New.
10264 (build_original_schedule): New.
10265 (build_poly_scop): Call build_original_schedule.
10266 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
10267 (free_poly_dr): Remove.
10268 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
10269 (free_poly_bb): Remove.
10270 (debug_loop_vec): Remove.
10271 (print_isl_ast): Declare.
10272 (debug_isl_ast): Declare.
10273 (scop_do_interchange): Remove.
10274 (scop_do_strip_mine): Remove.
10275 (scop_do_block): Remove.
10276 (flatten_all_loops): Remove.
10277 (optimize_isl): Remove.
10278 (pbb_number_of_iterations_at_time): Remove.
10279 (debug_scop_pbb): Declare.
10280 (print_schedule_ast): Declare.
10281 (debug_schedule_ast): Declare.
10282 (struct scop): Remove schedule. Add original_schedule,
10283 transformed_schedule.
10284 (free_gimple_poly_bb): Remove.
10285 (print_generated_program): Remove.
10286 (debug_generated_program): Remove.
10287 (unify_scattering_dimensions): Remove.
10288 * sese.c (print_edge): ... here.
10289 (print_sese): ... here.
10290 (debug_edge): ... here.
10291 (debug_sese): ... here.
10292 * sese.h (print_edge): Declare.
10293 (print_sese): Declare.
10294 (dump_edge): Declare.
10295 (dump_sese): Declare.
10297 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10298 Sebastian Pop <s.pop@samsung.com>
10300 * Makefile.in: Set ISLVER in site.exp.
10302 2016-01-25 Jakub Jelinek <jakub@redhat.com>
10304 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
10305 DECL_VALUE_EXPR of new_var even for the non-array case. Look
10306 through DECL_VALUE_EXPR for expansion.
10308 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
10310 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
10311 the frame info after reload completed.
10313 2016-01-25 Jeff Law <law@redhat.com>
10315 PR tree-optimization/69196
10316 PR tree-optimization/68398
10317 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
10318 tree-ssa-threadupdate.c.
10319 (determine_bb_domination_status): Prototype
10320 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
10321 (determine_bb_domination_status): No longer static.
10322 (valid_jump_thread_path): Remove code to detect characteristics
10323 of the jump thread path not associated with correctness.
10324 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
10325 Correct test for thread path length. Count PHIs for real operands as
10326 statements that need to be copied. Do not count ASSERT_EXPRs.
10327 Look at all the blocks in the thread path. Compute and selectively
10328 filter thread paths based on threading through the latch, threading
10329 a multiway branch or crossing a multiway branch.
10331 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10333 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
10334 decl with __attribute__ ((unused)) annotation.
10336 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
10339 * tree-vect-stmts.c (vectorizable_condition): Check vectype
10340 of operands is compatible with a statement vectype.
10342 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
10344 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
10345 improve wording for mixed storage order support.
10347 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
10349 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
10350 (vcvt_u64_f64): Likewise.
10351 (vcvta_s64_f64): Likewise.
10352 (vcvta_u64_f64): Likewise.
10353 (vcvtm_s64_f64): Likewise.
10354 (vcvtm_u64_f64): Likewise.
10355 (vcvtn_s64_f64): Likewise.
10356 (vcvtn_u64_f64): Likewise.
10357 (vcvtp_s64_f64): Likewise.
10358 (vcvtp_u64_f64): Likewise.
10360 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
10362 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
10363 (arc_init): Check validity mll64 option.
10364 (arc_save_restore): Use double load/store instruction.
10365 (arc_expand_movmem): Likewise.
10366 (arc_split_move): Don't split if we have double load/store
10367 instructions. Returns a boolean.
10368 (arc_process_double_reg_moves): Change function to return boolean
10369 instead of a sequence of instructions.
10370 (arc_dwarf_register_span): New function.
10371 * config/arc/arc-protos.h (arc_split_move): Change prototype.
10372 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
10373 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
10374 (*movdf_insn): Likewise.
10375 * config/arc/arc.opt (mll64): New option.
10376 * config/arc/predicates.md (even_register_operand): New predicate.
10377 * doc/invoke.texi (ARC Options): Add mll64 documentation.
10379 2016-01-25 Richard Biener <rguenther@suse.de>
10382 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
10383 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
10385 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
10387 2016-01-25 Richard Biener <rguenther@suse.de>
10389 PR tree-optimization/69376
10390 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
10392 (VN_INFO_ANTI_RANGE_P): New inline.
10393 (VN_INFO_RANGE_TYPE): Likewise.
10394 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
10395 SSA_NAME_ANTI_RANGE_P.
10396 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
10397 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10398 Properly query VN_INFO_RANGE_TYPE.
10400 2016-01-25 Nick Clifton <nickc@redhat.com>
10403 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
10405 2016-01-23 Tom de Vries <tom@codesourcery.com>
10407 PR tree-optimization/69426
10408 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
10411 2016-01-23 Jakub Jelinek <jakub@redhat.com>
10413 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
10414 "the the" with "the" in the comments.
10415 * ipa-devirt.c (build_type_inheritance_graph,
10416 update_type_inheritance_graph): Likewise.
10417 * tree.c (build_function_type_list_1): Likewise.
10418 * cfgloopmanip.c (scale_loop_profile): Likewise.
10419 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
10420 * gimple-ssa-split-paths.c
10421 (find_block_to_duplicate_for_splitting_paths): Likewise.
10422 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
10423 * expr.c (convert_move): Likewise.
10424 * var-tracking.c (vt_stack_adjustments): Likewise.
10425 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10426 * tree-vrp.c (test_for_singularity): Likewise.
10428 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
10429 directly instead of building a temporary tree.
10432 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
10433 remove <algorithm> include.
10435 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10438 * config/i386/i386.c: Include dojump.h.
10439 (expand_small_movmem_or_setmem,
10440 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
10442 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
10443 if dynamic_check != -1.
10445 2016-01-21 Jeff Law <law@redhat.com>
10447 PR middle-end/69347
10448 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
10449 record_temporary_equivalences. Rewritten to avoid unnecessary calls
10450 into dominated_by_p.
10451 (cprop_into_successor_phis): Avoid unnecessary tests.
10453 2016-01-22 Richard Henderson <rth@redhat.com>
10456 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
10457 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
10459 2016-01-22 Michael Matz <matz@suse.de>
10461 * system.h (string, algorithm): Include only conditionally.
10462 (new): Include always under C++.
10463 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
10464 * final.c (toplevel): Ditto.
10465 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
10466 * genconditions.c (write_header): Make gencondmd.c define
10468 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
10470 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
10471 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
10473 2016-01-22 Christian Bruel <christian.bruel@st.com>
10476 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
10478 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10481 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
10482 define_insn_and_split. Ensure operands[1] and operands[0] do not
10483 get assigned the same register.
10485 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
10487 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
10489 2016-01-22 Christian Bruel <christian.bruel@st.com>
10491 * config/arm/arm-c.c (arm_pragma_target_parse):
10492 Remove warn_builtin_macro_redefined overwrite.
10494 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10496 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
10497 flag_non_call_exceptions compatibility.
10499 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10502 * dwarf2out.c (add_child_die_after): New function.
10503 (dwarf_qual_info_t): New type.
10504 (dwarf_qual_info): New variable.
10505 (qualified_die_p): New function.
10506 (modified_type_die): For -fdebug-types-section, ensure
10507 canonical order of qualifiers. Put qualified DIEs adjacent
10508 to the corresponding non-qualified type DIE and search there
10509 for existing qualified DIEs.
10511 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10513 * doc/extend.texi (scalar_storage_order type attribute): Document
10514 restriction on type punning and aliasing, and remove future tense.
10516 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
10519 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
10522 2016-01-21 Jeff Law <law@redhat.com>
10524 PR middle-end/69347
10525 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
10526 useless call to record_temporary_equivalences.
10527 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
10528 allocate 10 slots in the bb_path vector and let it grow as needed.
10529 (fsm_find_control_statement_thread_paths): Similarly for the next_path
10532 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10534 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
10536 * configure: Regenerate.
10538 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
10540 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
10541 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
10543 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
10545 PR middle-end/66178
10546 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
10547 drop EXPAND_INITIALIZER.
10548 * rtl.h (contains_symbolic_reference_p): Declare.
10549 * rtlanal.c (contains_symbolic_reference_p): New function.
10550 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
10551 a subtraction into a NOT if symbolic constants are involved.
10553 2016-01-21 Anton Blanchard <anton@samba.org>
10554 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10557 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
10559 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
10562 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10564 * config/microblaze/microblaze.c
10565 (get_branch_target): New.
10566 (insert_wic_for_ilb_runout): New.
10568 (microblaze_machine_dependent_reorg): New.
10569 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
10570 * config/microblaze/microblaze.md
10571 (UNSPEC_IPREFETCH): Define.
10572 (iprefetch): New pattern
10573 * config/microblaze/microblaze.opt
10574 (mxl-prefetch): New flag.
10576 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10578 * config/microblaze/microblaze.h
10579 (FIXED_REGISTERS): Update in macro.
10580 (CALL_USED_REGISTERS): Update in macro.
10582 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
10584 PR rtl-optimization/68920
10585 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
10588 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
10590 PR rtl-optimization/68990
10591 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
10592 pseudo instead of inheritance ones.
10594 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10595 Nick Clifton <nickc@redhat.com>
10599 * config/mips/mips.c (mips_compute_frame_info): Initialise
10600 args_size and hard_frame_pointer_offset fields of the frame
10601 structure before calling mips_global_pointer.
10603 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10605 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
10607 * configure: Regenerate.
10609 2016-01-21 Richard Biener <rguenther@suse.de>
10611 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
10613 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10615 * config/s390/s390.c (s390_asm_declare_function_size): Add code
10616 to actually emit the .size directive.
10618 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
10619 Jakub Jelinek <jakub@redhat.com>
10623 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
10624 args array size by one to avoid buffer overflow.
10626 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10628 * config/s390/s390.md (pool_section_start): Use switch_to_section
10629 to select proper read-only data section instead of hardcoding
10631 (pool_section_end): Use switch_to_section to match the above.
10633 2016-01-21 Richard Biener <rguenther@suse.de>
10635 PR tree-optimization/69378
10636 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
10637 (set_ssa_val_to): Use it for dominance checks taking into
10638 account not executable edges.
10640 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10643 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
10644 for bitsize instead of GET_MODE_PRECISION (mode).
10646 2016-01-20 Martin Sebor <msebor@redhat.com>
10649 * extend.texi (__sync Builtins): Clarify the semantics of
10650 __sync_fetch_and_OP built-ins on pointers.
10651 (__atomic Builtins): Same.
10653 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10654 Sebastian Pop <s.pop@samsung.com>
10656 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
10657 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
10658 (is_valid_rename): Same.
10659 (translate_isl_ast_to_gimple::get_rename): Same.
10660 (translate_isl_ast_to_gimple::rename_all_uses): Same.
10661 (translate_isl_ast_to_gimple::rename_uses): Same.
10662 (get_new_name): Check for close_phi nodes.
10663 (copy_loop_phi_args): Use phi_node_kind.
10664 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
10665 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
10667 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10668 Sebastian Pop <s.pop@samsung.com>
10670 Revert commit r229783.
10671 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
10672 Remove use of parameter_rename_map.
10673 (copy_def): Remove.
10674 (copy_internal_parameters): Remove.
10675 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
10676 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
10677 (free_sese_info): Do not free parameter_rename_map.
10678 (set_rename): Do not use parameter_rename_map.
10679 (rename_uses): Update call to set_rename.
10680 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
10681 * sese.h (parameter_rename_map_t): Remove.
10682 (struct sese_info_t): Remove field parameter_rename_map.
10684 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10685 Sebastian Pop <s.pop@samsung.com>
10687 * graphite-isl-ast-to-gimple.c: Fix comment.
10688 * graphite-scop-detection.c (defined_in_loop_p): New.
10689 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
10690 names defined in loop.
10692 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10693 Sebastian Pop <s.pop@samsung.com>
10695 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
10696 Discard unstructured if-then-else regions.
10698 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10699 Sebastian Pop <s.pop@samsung.com>
10701 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
10702 (cleanup_loop_iter_dom): Remove.
10703 (build_loop_iteration_domains): Remove.
10704 (build_scop_context): Remove.
10705 (build_scop_iteration_domain): Remove.
10706 (add_loop_constraints): New.
10707 (build_iteration_domains): New.
10708 (build_poly_scop): Call build_iteration_domains.
10710 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10711 Sebastian Pop <s.pop@samsung.com>
10713 * graphite-scop-detection.c
10714 (scop_detection::harmful_loop_in_region): Free dom and loops.
10715 (scop_detection::loop_body_is_valid_scop): Free bbs.
10717 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10718 Sebastian Pop <s.pop@samsung.com>
10720 * graphite-scop-detection.c (record_loop_in_sese): New.
10721 (gather_bbs::before_dom_children): Call record_loop_in_sese.
10722 (build_scops): Remove call to build_sese_loop_nests.
10723 * sese.c (sese_record_loop): Remove.
10724 (build_sese_loop_nests): Remove.
10725 (new_sese_info): Remove region->loops.
10726 (free_sese_info): Same.
10727 * sese.h (sese_contains_loop): Same.
10728 (build_sese_loop_nests): Remove.
10729 (sese_contains_loop): Remove.
10731 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10732 Sebastian Pop <s.pop@samsung.com>
10734 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
10735 loop_is_valid_in_scop.
10736 (scop_detection::harmful_stmt_in_region): Renamed
10737 harmful_loop_in_region.
10738 Call loop_is_valid_in_scop.
10740 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10741 Sebastian Pop <s.pop@samsung.com>
10743 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
10746 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10747 Sebastian Pop <s.pop@samsung.com>
10749 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
10750 * graphite.h (struct poly_bb): Remove field is_reduction.
10751 (PBB_IS_REDUCTION): Remove.
10753 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10754 Sebastian Pop <s.pop@samsung.com>
10756 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
10757 (add_pdr_constraints): Same.
10758 (scop_get_reads): Same.
10759 (scop_get_must_writes): Same.
10760 (scop_get_may_writes): Same.
10761 (scop_get_original_schedule): Same.
10762 (extend_schedule): Same.
10763 (apply_schedule_on_deps): Same.
10764 (carries_deps): Same.
10765 (compute_deps): Same.
10766 (scop_get_dependences): Same.
10767 * graphite-isl-ast-to-gimple.c
10768 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
10769 * graphite-optimize-isl.c (get_schedule_for_band): Same.
10770 (get_schedule_for_band_list): Same.
10771 (get_schedule_map): Same.
10772 (apply_schedule_map_to_scop): Same.
10773 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
10774 (build_loop_iteration_domains): Same.
10775 (add_condition_to_pbb): Same.
10776 (add_param_constraints): Same.
10777 (pdr_add_memory_accesses): Same.
10778 (pdr_add_data_dimensions): Same.
10780 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10782 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
10785 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10787 * common.opt (feliminate-dwarf2-dups): Replace references to
10788 "DWARF 2" with just "DWARF".
10789 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
10790 * doc/extend.texi: Likewise.
10791 * doc/cpp.texi: Likewise.
10792 * doc/invoke.texi: Likewise.
10793 (Option Summary): Add -gdwarf to list of Debugging Options.
10794 (Debugging Options): Document -gdwarf.
10795 * doc/contrib.texi: Spell "DWARF" like that.
10797 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10799 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
10800 warning. Fix up formatting.
10802 PR middle-end/67653
10803 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
10804 attempt to mark memory input operand addressable and
10805 call prepare_gimple_addressable in that case. Don't adjust
10806 input_location for diagnostics, use error_at instead.
10808 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
10810 * config/rs6000/ppc-auxv.h: New file.
10811 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
10812 (cpu_is): Likewise.
10813 (cpu_supports): Likewise.
10814 * config/rs6000/rs6000.c: include "ppc-auxv.h".
10815 (cpu_is_info): New variable.
10816 (cpu_supports_info): Likewise.
10817 (tcb_verification_symbol): Likewise.
10818 (cpu_builtin_p): Likewise.
10819 (cpu_expand_builtin): New function.
10820 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
10821 (rs6000_init_builtins): Likewise.
10822 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
10823 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
10824 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
10825 * configure: Regenerate.
10826 * config.in: Likewise.
10827 * doc/extend.texi (PowerPC Built-in Functions): Document
10828 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
10830 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
10833 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
10835 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
10838 2016-01-20 Richard Henderson <rth@redhat.com>
10844 * tree.c (tm_define_builtin): New.
10845 (find_tm_vector_type): New.
10846 (build_tm_vector_builtins): New.
10847 (build_common_builtin_nodes): Call it.
10849 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
10851 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
10852 (arm_fp_ok): Likewise.
10853 (arm_fp): Likewise.
10854 (arm_crypto): Likewise.
10856 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
10857 Richard Biener <rguenther@suse.de>
10859 PR tree-optimization/69328
10860 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
10861 vectors have same number of elements.
10862 (vectorizable_condition): Fix masked version recognition.
10864 2016-01-20 Richard Biener <rguenther@suse.de>
10866 PR tree-optimization/69345
10867 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
10868 (VN_INFO_PTR_INFO): Likewise.
10869 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
10870 info when it is equal between non-dominating SSA names.
10871 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10872 Make sure to look at original SSA infos.
10874 2016-01-20 Jeff Law <law@redhat.com>
10877 * config/m68k/predicates.md (pow2_m1_operand): New predicate
10879 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
10880 (pc_or_label_operand): New predicate.
10881 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
10882 tests for small integers that are 2^n - 1.
10884 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
10886 * doc/invoke.texi (Options Summary): Add '.' after @xref.
10888 2016-01-19 Jeff Law <law@redhat.com>
10890 PR middle-end/69347
10891 * tree-ssa-threadbackwards.c
10892 (fsm_find_control_statement_thread_paths): Do not try to lookup
10893 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
10895 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10897 * doc/lto.texi: Remove text that says only Gold has linker plugin
10900 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
10902 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
10903 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
10904 the DIE accordingly.
10905 (modified_type_die): Add REVERSE parameter and pass it recursively,
10906 as well as to base_type_die. Adjust presence check accordingly.
10907 (base_type_for_mode): Adjust call to modified_type_die.
10908 (add_type_attribute): Add REVERSE parameter and pass it to
10910 (generic_parameter_die): Adjust call to add_type_attribute.
10911 (add_scalar_info): Likewise.
10912 (add_subscript_info): Likewise.
10913 (gen_array_type_die): Likewise.
10914 (gen_descr_array_type_die): Likewise.
10915 (gen_entry_point_die): Likewise.
10916 (gen_enumeration_type_die): Likewise.
10917 (gen_formal_parameter_die): Likewise.
10918 (gen_subprogram_die): Likewise.
10919 (gen_variable_die ): Likewise.
10920 (gen_const_die): Likewise.
10921 (gen_field_die): Likewise.
10922 (gen_pointer_type_die): Likewise.
10923 (gen_reference_type_die): Likewise.
10924 (gen_ptr_to_mbr_type_die): Likewise.
10925 (gen_inheritance_die): Likewise.
10926 (gen_subroutine_type_die): Likewise.
10927 (gen_typedef_die): Likewise.
10928 (force_type_die): Adjust call to modified_type_die.
10930 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10932 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10933 flow throughout the file. Fix broken link to Objective-C 2.0
10935 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10938 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10940 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10942 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10945 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10946 (maybe_record_node): Record cxa_pure_virtual as the only possible
10947 target if there are not ohter candidates.
10948 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10950 2016-01-19 Richard Biener <rguenther@suse.de>
10952 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10953 (get_memory_order): Likewise.
10955 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10957 * tree-vect-stmts.c (vectorizable_store): Check
10960 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10963 * gcc.c (driver::decode_argv): Add call to
10964 init_opts_obstack before init_options_struct.
10965 * opts.c (init_opts_obstack): Remove idempotency.
10966 (init_options_struct): Replace call to init_opts_obstack
10967 with a gcc_assert to verify that it has already been called.
10968 * toplev.c (toplev::main): Add call to init_opts_obstack before
10969 calls to init_options_struct.
10970 (toplev::finalize): Move cleanup of opts_obstack next to
10971 cleanup of save_decoded_options, clearing the latter, and
10972 save_decoded_options_count.
10974 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10977 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10978 attribute to unconditional. Remove %? from output template.
10980 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10981 Jiong Wang <jiong.wang@arm.com>
10983 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10984 generated from different expand order.
10986 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10988 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10989 Add support for CCMP costing.
10991 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10993 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10994 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10995 (fccmpe<mode>): Likewise.
10996 (fcmp): Rename to fcmp and globalize pattern.
10998 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10999 (aarch64_gen_ccmp_next): Add FP support.
11001 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11003 * target.def (gen_ccmp_first): Update documentation.
11004 (gen_ccmp_next): Likewise.
11005 * doc/tm.texi (gen_ccmp_first): Update documentation.
11006 (gen_ccmp_next): Likewise.
11007 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11008 expand_ccmp_expr_1. Improve comments.
11009 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11010 (ccmp_ior<mode>): Remove pattern.
11011 (cmp<mode>): Remove expand.
11012 (cmp): Globalize pattern.
11013 (cstorecc4): Use cc_register.
11014 (mov<mode>cc): Remove ccmp_cc_register check.
11015 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
11016 Simplify after removal of CC_DNE/* modes.
11017 (aarch64_ccmp_mode_to_code): Remove.
11018 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
11019 In 'k' case use integer as condition.
11020 (aarch64_nzcv_codes): Remove inverted cases.
11021 (aarch64_code_to_ccmode): Remove.
11022 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
11023 comparison with CC register to be used in folowing CCMP/branch/CSEL.
11024 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
11025 pattern. Return the comparison with CC register. Invert conditions
11026 when bitcode is OR.
11027 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
11028 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
11030 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11032 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11033 instrumented_version.
11035 2016-01-19 Richard Biener <rguenther@suse.de>
11037 PR tree-optimization/69336
11038 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
11039 handled components with get_ref_base_and_extent.
11040 (equal_mem_array_ref_p): Adjust.
11042 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11045 * shrink-wrap.c: Include valtrack.h.
11046 (move_insn_for_shrink_wrap): Add DEBUG argument. If
11047 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
11048 in between insn and where it will be moved to. Call
11049 dead_debug_insert_temp.
11050 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
11051 first and dead_debug_local_finish at the end.
11052 For uses and defs bitmap, handle all regs in between REGNO and
11053 END_REGNO, not just the first one.
11055 2016-01-19 Richard Biener <rguenther@suse.de>
11057 PR tree-optimization/69352
11058 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
11059 (equal_mem_array_ref_p): Constrain size and max size properly.
11060 Compare the reverse flag.
11062 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
11064 * ira.c (ira): Update regstat data if we deleted insns.
11066 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11068 PR rtl-optimization/68955
11069 PR rtl-optimization/64557
11070 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
11071 here. Fix up formatting.
11072 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
11074 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11077 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
11078 assume that the node has body.
11079 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
11082 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11084 * lto-streamer-out.c (lto_output): Do not stream instrumentation
11087 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11089 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
11090 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
11092 2016-01-19 Martin Jambor <mjambor@suse.cz>
11093 Martin Liska <mliska@suse.cz>
11094 Michael Matz <matz@suse.de>
11096 * Makefile.in (OBJS): Add new source files.
11097 (GTFILES): Add hsa.c.
11098 * common.opt (disable_hsa): New variable.
11099 (-Whsa): New warning.
11100 * config.in (ENABLE_HSA): New.
11101 * configure.ac: Treat hsa differently from other accelerators.
11102 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
11103 $enable_offloading.
11104 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
11105 * doc/install.texi (Configuration): Document --with-hsa-runtime,
11106 --with-hsa-runtime-include, --with-hsa-runtime-lib and
11107 --with-hsa-kmt-lib.
11108 * doc/invoke.texi (-Whsa): Document.
11109 (hsa-gen-debug-stores): Likewise.
11110 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
11111 to invoke offload compiler for hsa acclerator.
11112 * opts.c (common_handle_option): Determine whether HSA offloading
11113 should be performed.
11114 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
11115 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
11116 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
11117 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
11118 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
11119 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
11120 GF_OMP_FOR_KIND_GRID_LOOP.
11121 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
11122 (pp_gimple_stmt_1): Likewise.
11123 * gimple-walk.c (walk_gimple_stmt): Likewise.
11124 * gimple.c (gimple_build_omp_grid_body): New function.
11125 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
11126 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
11127 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
11128 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
11129 GF_OMP_TEAMS_GRID_PHONY.
11130 (gimple_statement_omp_single_layout): Updated comments.
11131 (gimple_build_omp_grid_body): New function.
11132 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
11133 (gimple_omp_for_grid_phony): New function.
11134 (gimple_omp_for_set_grid_phony): Likewise.
11135 (gimple_omp_parallel_grid_phony): Likewise.
11136 (gimple_omp_parallel_set_grid_phony): Likewise.
11137 (gimple_omp_teams_grid_phony): Likewise.
11138 (gimple_omp_teams_set_grid_phony): Likewise.
11139 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
11140 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
11141 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
11142 (BUILT_IN_GOMP_TARGET): Updated type.
11143 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
11144 (adjust_for_condition): New function.
11145 (get_omp_for_step_from_incr): Likewise.
11146 (extract_omp_for_data): Moved parts to adjust_for_condition and
11147 get_omp_for_step_from_incr.
11148 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
11149 (fixup_child_record_type): Bail out if receiver_decl is NULL.
11150 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
11151 (scan_omp_parallel): Do not create child functions for phony
11153 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
11154 (scan_omp_1_op): Checking assert we are not remapping to
11155 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
11156 (parallel_needs_hsa_kernel_p): New function.
11157 (expand_parallel_call): Register apprpriate parallel child
11158 functions as HSA kernels.
11159 (grid_launch_attributes_trees): New type.
11160 (grid_attr_trees): New variable.
11161 (grid_create_kernel_launch_attr_types): New function.
11162 (grid_insert_store_range_dim): Likewise.
11163 (grid_get_kernel_launch_attributes): Likewise.
11164 (get_target_argument_identifier_1): Likewise.
11165 (get_target_argument_identifier): Likewise.
11166 (get_target_argument_value): Likewise.
11167 (push_target_argument_according_to_value): Likewise.
11168 (get_target_arguments): Likewise.
11169 (expand_omp_target): Call get_target_arguments instead of looking
11170 up for teams and thread limit.
11171 (grid_expand_omp_for_loop): New function.
11172 (grid_arg_decl_map): New type.
11173 (grid_remap_kernel_arg_accesses): New function.
11174 (grid_expand_target_kernel_body): New function.
11175 (expand_omp): Call it.
11176 (lower_omp_for): Do not emit phony constructs.
11177 (lower_omp_taskreg): Do not emit phony constructs but create for them
11178 a temporary variable receiver_decl.
11179 (lower_omp_taskreg): Do not emit phony constructs.
11180 (lower_omp_teams): Likewise.
11181 (lower_omp_grid_body): New function.
11182 (lower_omp_1): Call it.
11183 (grid_reg_assignment_to_local_var_p): New function.
11184 (grid_seq_only_contains_local_assignments): Likewise.
11185 (grid_find_single_omp_among_assignments_1): Likewise.
11186 (grid_find_single_omp_among_assignments): Likewise.
11187 (grid_find_ungridifiable_statement): Likewise.
11188 (grid_target_follows_gridifiable_pattern): Likewise.
11189 (grid_remap_prebody_decls): Likewise.
11190 (grid_copy_leading_local_assignments): Likewise.
11191 (grid_process_kernel_body_copy): Likewise.
11192 (grid_attempt_target_gridification): Likewise.
11193 (grid_gridify_all_targets_stmt): Likewise.
11194 (grid_gridify_all_targets): Likewise.
11195 (execute_lower_omp): Call grid_gridify_all_targets.
11196 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
11197 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
11198 (tree_omp_clause): Added union field dimension.
11199 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
11200 * tree.c (omp_clause_num_ops): Added number of arguments of
11201 OMP_CLAUSE__GRIDDIM_.
11202 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
11203 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
11204 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
11205 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
11206 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
11207 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
11208 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
11209 * tree-pass.h (make_pass_gen_hsail): Declare.
11210 (make_pass_ipa_hsa): Likewise.
11211 * ipa-hsa.c: New file.
11212 * lto-section-in.c (lto_section_name): Add hsa section name.
11213 * lto-streamer.h (lto_section_type): Add hsa section.
11214 * timevar.def (TV_IPA_HSA): New.
11215 * hsa-brig-format.h: New file.
11216 * hsa-brig.c: New file.
11217 * hsa-dump.c: Likewise.
11218 * hsa-gen.c: Likewise.
11221 * toplev.c (compile_file): Call hsa_output_brig.
11222 * hsa-regalloc.c: New file.
11224 2016-01-18 Jeff Law <law@redhat.com>
11226 PR tree-optimization/69320
11227 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
11228 ranged object, do nothing if the RHS constant is not [0..1].
11229 (optimize_stmt): Comparing a boolean ranged object against a
11230 constant outside [0..1] results in a compile-time constant.
11232 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
11235 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
11237 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11238 (Option Summary): Update to reflect new section and moved options.
11239 (C++ Dialect Options): Move -fstats to new section.
11240 (Debugging Options): Move all dump, statistics, and other GCC
11241 developer options to new section. Rewrite section introduction
11242 and re-order remaining options to put the more basic ones first.
11243 (Optimization Options): Move -fira-verbose and -flto-report* to
11245 (Developer Options): New section incorporating moved options.
11246 * doc/cppopts.texi (-dM): Update cross-reference.
11248 2016-01-18 Richard Henderson <rth@redhat.com>
11251 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
11252 operands to pseudo only if CSE is expected. Split long immediate
11253 operands only after reload, and for the stack pointer.
11254 (*add<GPI>3_pluslong): Remove.
11255 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
11256 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
11257 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
11258 (*add<GPI>3 peepholes): New.
11259 (*add<GPI>3 splitters): New.
11260 * config/aarch64/constraints.md (Upl): New.
11261 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
11263 2016-01-18 Richard Biener <rguenther@suse.de>
11265 PR tree-optimization/69297
11266 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
11268 (vect_bb_vectorization_profitable_p): Clear visited flag again.
11270 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
11272 PR middle-end/68542
11273 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
11274 of mixind vector and scalar types.
11275 (fold_relational_const): Add handling of vector
11276 comparison with boolean result.
11277 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
11278 comparison of vector operands with boolean result for EQ/NE only.
11279 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
11280 (verify_gimple_cond): Likewise.
11281 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
11284 2016-01-18 Joseph Myers <joseph@codesourcery.com>
11286 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
11289 2016-01-18 Richard Biener <rguenther@suse.de>
11291 PR middle-end/69308
11292 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
11294 2016-01-18 Tom de Vries <tom@codesourcery.com>
11296 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
11298 2016-01-18 Tom de Vries <tom@codesourcery.com>
11300 * omp-low.c (set_oacc_fn_attrib): Make extern.
11301 * omp-low.h (set_oacc_fn_attrib): Declare.
11302 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
11303 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
11304 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
11305 Add and handle function parameter oacc_kernels_p.
11306 (find_reduc_addr, get_omp_data_i_param): New function.
11307 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
11308 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
11309 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
11310 Calculate dominance info. Skip loops that are not in a kernels region
11311 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
11312 (pass_parallelize_loops::execute): Call parallelize_loops with
11313 oacc_kernels_p argument.
11314 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
11315 New member function.
11316 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
11317 * passes.def: Add argument to pass_parallelize_loops instantation.
11319 2016-01-18 Tom de Vries <tom@codesourcery.com>
11321 * tree-parloops.c (pass_parallelize_loops::execute): Allow
11322 pass_parallelize_loops to be run outside the loop pipeline.
11324 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11326 * tree-scalar-evolution.c (follow_copies_to_constant): New.
11327 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
11329 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11332 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
11333 using get_ref_base_and_extent.
11334 (equal_mem_array_ref_p): New.
11335 (hashable_expr_equal_p): Add call to previous.
11337 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11340 * tree-sra.c (disqualified_constants, constant_decl_p): New.
11341 (sra_initialize): Allocate disqualified_constants.
11342 (sra_deinitialize): Free disqualified_constants.
11343 (disqualify_candidate): Update disqualified_constants when appropriate.
11344 (create_access): Scan for constant-pool entries as we go along.
11345 (scalarizable_type_p): Add check against type_contains_placeholder_p.
11346 (maybe_add_sra_candidate): Allow constant-pool entries.
11347 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
11348 (initialize_constant_pool_replacements): New.
11349 (sra_modify_assign): Avoid mangling assignments created by previous,
11350 and don't generate writes into constant pool.
11351 (sra_modify_function_body): Call initialize_constant_pool_replacements.
11353 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11355 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
11356 andnot instruction.
11357 (scalar_chain::convert_op): Likewise.
11358 * config/i386/i386.md (*andndi3_doubleword): New.
11360 2016-01-18 Richard Biener <rguenther@suse.de>
11362 PR tree-optimization/69170
11363 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
11364 building a vector from scalar results of a pattern stmt.
11366 2016-01-18 Jakub Jelinek <jakub@redhat.com>
11368 * haifa-sched.c (autopref_multipass_init): Work around
11369 -Wmaybe-uninitialized warning.
11371 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
11373 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
11374 against the constant 0.
11376 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11378 PR tree-optimization/68799
11379 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
11380 look up phi candidates in the statement-candidate map.
11381 (phi_add_costs): Likewise.
11382 (record_phi_increments): Likewise.
11383 (phi_incr_cost): Likewise.
11384 (ncd_with_phi): Likewise.
11385 (all_phi_incrs_profitable): Likewise.
11387 2016-01-17 Jakub Jelinek <jakub@redhat.com>
11389 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
11390 -Wmaybe-uninitialized warning.
11392 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
11394 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11395 (Option Summary): Update to reflect new section and moved options.
11396 (C++ Dialect Options): Move -fvtable-verify and related options.
11397 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
11398 and profiling-related options.
11399 (Optimization Options): Move profile generation options and
11400 -fstack-protector and related options.
11401 (Instrumentation Options): New section incorporating moved options.
11402 (Code Generation Options): Move -finstrument-functions and
11403 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
11405 2016-01-16 Tom de Vries <tom@codesourcery.com>
11407 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
11409 2016-01-16 Tom de Vries <tom@codesourcery.com>
11411 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
11413 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
11415 * hash-table.h (hash_table::empty): Turn into an inline wrapper
11416 that checks whether the table is already empty. Rename the
11417 original implementation to...
11418 (hash_table::empty_slot): ...this new private function.
11420 2016-01-15 David Malcolm <dmalcolm@redhat.com>
11422 PR diagnostic/68899
11423 * diagnostic-show-locus.c (layout::print_source_line): Move x
11424 offset of line until after call to
11425 get_line_width_without_trailing_whitespace.
11427 2016-01-15 Jeff Law <law@redhat.com>
11429 PR tree-optimization/69270
11430 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
11431 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
11432 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
11433 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
11434 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11435 ssa_name_has_boolean_range and constant_boolean_node.
11437 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
11439 PR rtl-optimization/69030
11440 * lra-spills.c (remove_pseudos): Check nrefs and make the function
11442 (spill_pseudos): Delete debug insn for dead pseudo.
11443 (lra_spill): Initiate spill_hard_reg and slots memory separately.
11445 2016-01-15 Jiong Wang <jiong.wang@arm.com>
11447 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
11449 (TYPES_UNOPUS): Likewise.
11450 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
11451 builtin type, from UNOP to UNOPUS.
11452 (lbtruncuv4sf): Likewise.
11453 (lbtruncuv2df): Likewise.
11454 (lrounduv2sf): Likewise.
11455 (lrounduv4sf): Likewise.
11456 (lrounduv2df): Likewise.
11457 (lroundusf): Likewise.
11458 (lroundusf): Likewise.
11459 (lceiluv2sf): Likewise.
11460 (lceiluv4sf): Likewise.
11461 (lceiluv2df): Likewise.
11462 (lceilusf): Likewise.
11463 (lceiludf): Likewise.
11464 (lflooruv2sf): Likewise.
11465 (lflooruv4sf): Likewise.
11466 (lflooruv2df): Likewise.
11467 (lfloorusf): Likewise.
11468 (lfloorudf): Likewise.
11469 (lfrintnuv2sf): Likewise.
11470 (lfrintnuv4sf): Likewise.
11471 (lfrintnuv2df): Likewise.
11472 (lfrintnusf): Likewise.
11473 (lfrintnudf): Likewise.
11474 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
11476 (vcvtq_u32_f32): Likewise.
11477 (vcvtq_u64_f64): Likewise.
11478 (vcvta_u32_f32): Likewise.
11479 (vcvtaq_u32_f32): Likewise.
11480 (vcvtaq_u64_f64): Likewise.
11481 (vcvtm_u32_f32): Likewise.
11482 (vcvtmq_u32_f32): Likewise.
11483 (vcvtmq_u64_f64): Likewise.
11484 (vcvtn_u32_f32): Likwise.
11485 (vcvtnq_u32_f32): Likewise.
11486 (vcvtnq_u64_f64): Likewise.
11487 (vcvtp_u32_f32): Likewise.
11488 (vcvtpq_u32_f32): Likewise.
11489 (vcvtpq_u64_f64): Likewise.
11490 (vcvtmd_u64_f64): Likewise.
11491 (vcvtms_u32_f32): Likewise.
11492 (vcvtad_u64_f64): Likewise.
11493 (vcvtas_u32_f32): Likewise.
11494 (vcvtnd_u64_f64): Likewise.
11495 (vcvtns_u32_f32): Likewise.
11496 (vcvtpd_u64_f64): Likewise.
11497 (vcvtps_u32_f32): Likewise.
11499 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11501 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
11502 CSEL of zero_extended registers.
11504 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11506 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
11507 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
11509 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11511 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
11512 false when argument string is not found in the attributes table
11515 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
11518 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
11519 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
11520 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
11521 precision estimate.
11523 2016-01-15 Richard Biener <rguenther@suse.de>
11525 PR tree-optimization/66856
11526 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
11527 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
11528 (vect_create_new_slp_node): Increment stmt reference count.
11529 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
11530 an SLP tree before swapping operands.
11531 (vect_build_slp_tree): Likewise.
11532 (destroy_bb_vec_info): Free stmt info after SLP instances.
11533 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
11534 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
11535 (STMT_VINFO_NUM_SLP_USES): New macro.
11537 2016-01-15 Richard Biener <rguenther@suse.de>
11540 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
11541 (add_linkage_name): ... here.
11542 (gen_typedef_die): Use add_linkage_name_raw instead of
11543 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
11546 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
11548 * gimplify.c (oacc_default_clause): Decode reference and pointer
11549 types for both kernels and parallel regions.
11551 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
11553 PR middle-end/69246
11554 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
11556 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11558 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
11559 (convert_scalars_to_vector): Likewise.
11561 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
11563 * doc/extend.texi (Type Traits): Fix grammar.
11565 2016-01-15 Martin Jambor <mjambor@suse.cz>
11567 * tree-inline.c (remap_decl): Use existing dclarations if
11568 remapping a type and prevent_decl_creation_for_types.
11569 (replace_locals_stmt): Do an initial remapping of non-VLA typed
11570 decls first. Do real remapping with
11571 prevent_decl_creation_for_types set.
11572 * tree-inline.h (copy_body_data): New field
11573 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
11576 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11578 * config/s390/s390.opt (mmvcle): More verbose help text.
11580 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11582 * config/s390/s390.opt: Add period to -mzvector option text.
11584 2016-01-15 Richard Biener <rguenther@suse.de>
11586 PR tree-optimization/68961
11587 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
11588 of invariants in stores again.
11590 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
11592 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
11594 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11596 * config/i386/i386.c (ix86_expand_branch): Don't split
11597 DI mode xor instruction to SI mode.
11599 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11602 * ipa-icf.c (sem_function::merge): Virtual functions may become
11603 reachable even if they address is not taken and there are no
11606 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11608 * lto-streamer-out.c (subtract_estimated_size): New function.
11609 (get_symbol_initial_value): Use it.
11611 2016-01-15 Christian Bruel <christian.bruel@st.com>
11614 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
11615 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
11616 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
11617 use add_builtin_function_ext_scope instead of add_builtin_function.
11618 (neon_set_p, neon_crypto_set_p): Remove.
11619 (arm_init_builtins): Always call arm_init_neon_builtins and
11620 arm_init_crypto_builtins.
11621 (arm_expand_builtin): Check that builtins are allowed for the arch.
11622 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
11623 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
11624 arm_init_neon_builtins call.
11626 2016-01-15 Richard Biener <rguenther@suse.de>
11628 PR tree-optimization/69117
11629 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
11630 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
11631 of the leader conservatively.
11632 (free_scc_vn): Restore original SSA name infos.
11634 2016-01-14 Jeff Law <law@redhat.com>
11636 PR tree-optimization/69270
11637 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
11638 single bit of precision, verify it's also unsigned.
11639 (record_edge_info): Use constant_boolean_node rather than fold_convert
11640 to convert boolean_true/boolean_false to the right type.
11642 2016-01-14 Richard Henderson <rth@redhat.com>
11645 * loop-doloop.c (record_reg_sets): New.
11646 (doloop_optimize): Reject the transform if the sequence
11647 clobbers registers live at the end of the loop block.
11648 (doloop_optimize_loops): Enable df_live if needed.
11650 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11652 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
11653 * gcc/config/rs6000/rs6000.c: Likewise.
11654 * gcc/config/rs6000/rs6000.h: Likewise.
11655 * gcc/config/rs6000/rs6000.md: Likewise.
11656 * gcc/doc/extend.texi: Likewsie.
11658 2016-01-14 Jeff Law <law@redhat.com>
11660 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
11663 2016-01-14 Richard Henderson <rth@redhat.com>
11667 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
11668 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
11669 instead of builtin_decl_declared_p to test for declaration.
11671 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
11673 * doc/loop.texi (Loop Analysis and Representation): Document
11674 loop_depth function.
11676 2016-01-14 Tom de Vries <tom@codesourcery.com>
11678 PR tree-optimization/68773
11679 * omp-low.c (expand_omp_target): Don't set force_output.
11680 * varpool.c (varpool_node::get_create): Same.
11681 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
11682 offload_funcs with force_output.
11684 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11687 * lra-eliminations.c (move_plus_up): Don't change anything if either
11688 the outer or inner subreg mode is not MODE_INT.
11689 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
11690 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
11692 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11694 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
11695 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
11696 reduc_uplus_@var{m}): Remove.
11697 * expr.c (expand_expr_real_2): Remove expansion path for
11698 reduc_[us](min|max|plus) optabs.
11699 * optabs-tree.c (scalar_reduc_to_vector): Remove.
11700 * optabs-tree.h (scalar_reduc_to_vector): Remove.
11701 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
11702 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
11703 * tree-vect-loop.c (vectorizable_reduction): Remove test for
11704 reduc_[us](min|max|plus) optabs.
11706 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11708 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
11709 (reduc_plus_scal_v2sf): New.
11710 (reduc_smax_v2sf): Rename to...
11711 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
11712 (reduc_smin_v2sf): Rename to...
11713 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
11715 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
11717 * alias.c (compare_base_symbol_refs): New function.
11718 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
11721 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11723 PR middle-end/68146
11724 PR tree-optimization/69155
11725 * tree-complex.c: Include cfganal.h.
11726 (phis_to_revisit): New variable.
11727 (extract_component): Add phiarg_p argument. Assert that returned
11728 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
11729 (update_phi_components): Partly rewrite to use loop over real/imag
11730 components instead of code duplication. If extract_component returns
11731 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
11732 create_tmp_reg into the PHI node instead, and mention the phi triplet
11733 in phis_to_revisit.
11734 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
11735 in phis_to_revisit at the end.
11737 2016-01-14 Richard Biener <rguenther@suse.de>
11739 PR tree-optimization/68060
11740 * tree-vect-loop.c (vect_is_simple_reduction): Check the
11741 outer loop reduction is only used in the inner loop before
11742 detecting a double reduction.
11744 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11747 * combine.c (expand_field_assignment): Punt if compute_mode is
11748 unsupported scalar mode.
11750 2016-01-14 Richard Biener <rguenther@suse.de>
11752 PR tree-optimization/66856
11753 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
11754 SLP node only if it built successfully.
11755 (vect_analyze_slp_instance): Adjust.
11757 2016-01-14 Jeff Law <law@redhat.com>
11759 PR tree-optimization/69270
11760 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
11761 (record_edge_info): Use it. Convert boolean_{true,false}_node
11762 to the type of op0.
11764 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
11767 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
11768 use block_ultimate_origin
11769 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
11771 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11773 * doc/invoke.texi (Submodel Options): Rename section to
11774 "Machine-Dependent Options" to better reflect its content.
11775 Rewrite introductory text to remove archaic CPU names.
11778 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11780 * doc/invoke.texi (Code Gen Options): Move section up in file,
11781 before target-specific options. Update menu and option summary
11782 to reflect the new section ordering.
11784 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11786 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
11787 (C++ Dialect Options): Add cross-reference to -std option.
11788 * doc/standards.texi (C++ Language): Document C++14 support.
11790 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11792 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
11793 for pack/unpack functions for __ibm128.
11794 (PACK_IF): Likewise.
11795 (UNPACK_IF): Likewise.
11797 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
11798 support for __ibm128 pack/unpack functions.
11799 (rs6000_invalid_builtin): Likewise.
11800 (rs6000_init_builtins): Likewise.
11801 (rs6000_opt_masks): Likewise.
11803 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
11804 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
11806 (RS6000_BTM_COMMON): Likewise.
11808 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
11809 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
11810 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
11811 128-bit floating point. Add support for the double values to be
11812 in Altivec registers for TF/IF packing and unpacking, but restrict
11813 TD packing sub-fields to be FPR registers. Don't allow overlapped
11814 register support for packing. Allow pack inputs to be memory
11815 locations. Don't build generator functions for unpack<mode>_dm
11816 and unpack<mode>_nodm.
11817 (unpack<mode>_dm): Likewise.
11818 (unpack<mode>_nodm): Likewise.
11819 (pack<mode>): Likewise.
11821 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
11822 built-in functions to pack/unpack explicit __ibm128 values.
11823 (__builtin_unpack_ibm128): Likewise.
11825 * doc/extend.texi (PowerPC Built-in Functions): Document
11826 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
11828 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
11831 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
11832 Add new arg loc and pass it down as context.
11833 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
11834 to the location to use for the warning.
11835 (check_function_arguments): New arg loc. All callers changed. Pass
11836 it to check_function_nonnull.
11837 * c-common.h (check_function_arguments): Adjust declaration.
11839 2016-01-13 Jakub Jelinek <jakub@redhat.com>
11841 PR tree-optimization/69156
11842 * gimple.c (validate_type): Removed.
11843 (gimple_builtin_call_types_compatible_p): Use
11844 useless_type_conversion_p instead of validate_type.
11845 * value-prof.c (gimple_stringop_fixed_value): Fold
11846 icall_size to correct type.
11848 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11850 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
11853 2016-01-13 Richard Henderson <rth@redhat.com>
11856 * target.def (builtin_tm_load, builtin_tm_store): Remove.
11857 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
11858 (ix86_builtin_tm_store): Remove.
11859 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11860 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11861 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11862 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11863 * doc/tm.texi: Rebuild.
11865 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
11866 (BUILT_IN_TM_MEMCPY_RTWN): New.
11867 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
11868 fallback from vector to integer helpers.
11869 (build_tm_load): Handle vector types directly, instead of
11871 (build_tm_store): Likewise.
11872 (expand_assign_tm): Prepare for register types not handled by
11873 the above. Copy them to memory and use memcpy.
11874 * tree.c (tm_define_builtin): New.
11875 (find_tm_vector_type): New.
11876 (build_tm_vector_builtins): New.
11877 (build_common_builtin_nodes): Call it.
11879 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
11881 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
11882 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
11884 2016-01-13 Tom de Vries <tom@codesourcery.com>
11886 PR tree-optimization/69169
11887 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
11888 handled_struct_type param.
11889 (create_variable_info_for, intra_create_variable_infos): Call
11890 create_variable_info_for_1 with extra arg.
11892 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
11894 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
11895 and "armv8.1-a+crc" entries.
11897 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
11900 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
11901 Change first operand predicate from register_or_constm1_operand
11902 to register_operand.
11903 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
11904 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11905 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11906 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11907 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11908 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11909 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11910 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11911 comparison with constm1_rtx from vec_prefetch_gen part.
11913 2016-01-13 Richard Biener <rguenther@suse.de>
11915 PR tree-optimization/69013
11916 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11917 Exchange assert for a test.
11919 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11922 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11924 2016-01-13 Richard Biener <rguenther@suse.de>
11926 PR tree-optimization/69242
11927 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11928 assert with a check.
11930 2016-01-13 Richard Biener <rguenther@suse.de>
11932 PR tree-optimization/69186
11933 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11934 Properly guard vect_update_misalignment_for_peel call.
11936 2016-01-12 Jeff Law <law@redhat.com>
11938 PR tree-optimization/pr67755
11939 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11940 "need_profile_correction".
11941 (thread_block_1): Initialize new field to false by default. If we
11942 have multiple thread paths through a common joiner to different
11943 final targets, then set new field to true.
11944 (compute_path_counts): Only do count adjustment when it's really
11947 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11949 * doc/invoke.texi (Spec Files): Move section down in file, past
11950 all command-line option descriptions.
11952 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11954 PR middle-end/54809
11955 * doc/gty.texi: Remove documentation of mark_hook.
11956 * gengtype.c (struct write_types_data): Remove code to support
11957 mark_hook attribute.
11958 (walk_type): Likewise.
11959 (write_func_for_structure): Likewise.
11961 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11963 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11964 Directory Options, and -specs= to Overall Options.
11965 (Overall Options): Adjust similarly. Reorder to group related
11966 options together. Make -specs= cross-reference the spec file details.
11967 (Directory Options): Adjust similarly.
11969 2016-01-12 Jeff Law <law@redhat.com>
11971 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11973 2016-01-12 Olivier Hainque <hainque@adacore.com>
11975 * gcc.c (spec_undefvar_allowed): New global.
11976 (process_command): Set to true when running for --version or --help,
11978 (getenv_spec_function): When the variable is not defined, use the
11979 variable name as the variable value if we're allowed not to issue
11982 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11984 PR tree-optimization/68911
11985 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11986 information computed for expression "init + nit * step".
11988 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11990 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11991 about name of GCC executable. Remove deleted node from menu.
11992 (Directory Options) <-B>: Remove cross-reference to deleted node.
11993 (Target Options): Delete section.
11995 2016-01-12 Christian Bruel <christian.bruel@st.com>
11998 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11999 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12001 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12004 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12005 aligned_mem is properly set for AVX512-VL floating point masked
12009 * ifcvt.c (cond_exec_process_if_block): When removing the last
12010 insn from then_bb, remove also any possible barriers that follow it.
12012 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
12016 * config/i386/iamcu.h (SIZE_TYPE): New macro.
12017 (PTRDIFF_TYPE): Likewise.
12018 (WCHAR_TYPE): Likewise.
12019 (WCHAR_TYPE_SIZE): Likewise.
12020 (STDINT_LONG32): Likewise.
12022 2016-01-12 Richard Biener <rguenther@suse.de>
12024 PR tree-optimization/69053
12025 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
12026 convert initial value for cond reductions.
12028 2016-01-12 Richard Biener <rguenther@suse.de>
12030 PR tree-optimization/69007
12031 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
12032 widen_sum after dot_prod and sad.
12034 2016-01-12 Richard Biener <rguenther@suse.de>
12036 PR tree-optimization/69168
12037 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
12038 pattern stmt SLP type.
12039 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
12040 end up unused so cope with that case.
12042 2016-01-12 Richard Biener <rguenther@suse.de>
12044 PR tree-optimization/69157
12045 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
12046 stmts def type only during analyze phase.
12047 (vectorizable_call): Likewise.
12048 (vectorizable_simd_clone_call): Likewise.
12049 (vectorizable_conversion): Likewise.
12050 (vectorizable_assignment): Likewise.
12051 (vectorizable_shift): Likewise.
12052 (vectorizable_operation): Likewise.
12053 (vectorizable_store): Likewise.
12054 (vectorizable_load): Likewise.
12056 2016-01-12 Richard Biener <rguenther@suse.de>
12058 PR tree-optimization/69174
12059 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
12061 (vectorizable_load): Properly compute the number of loads needed
12062 for permuted strided SLP loads and do not spuriously assign
12063 to SLP_TREE_VEC_STMTS.
12065 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
12067 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
12068 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
12069 (MD_EXEC_PREFIX): Remove.
12070 (MD_STARTFILE_PREFIX) Removee.
12071 (FILE_NAME_ABSOLUTE_P): Remove.
12072 (CPP_SPEC): Do not read macros from sys/version.h.
12073 (LINK_COMMAND_SPEC): Remove.
12074 (LOCAL_INCLUDE_DIR): Remove.
12075 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
12076 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
12077 (POST_LINK_SPEC): Define to invoke stubify after linker
12078 (LIBSTDCXX): Remove define
12079 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
12080 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
12081 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
12082 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
12083 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
12084 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
12085 (i386_djgpp_asm_named_section): Add propotype of new procedure
12087 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
12088 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
12089 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
12090 in config/i386/djgpp.h).
12091 (STANDARD_STARTFILE_PREFIX_2): Define identical to
12092 STANDARD_STARTFILE_PREFIX_1.
12093 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
12094 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
12095 installation errors.
12096 (MAX_OFILE_ALIGNMENT): Define to 128.
12097 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
12099 * config/i386/djgpp.c: New file. Add implementation of
12100 i386_djgpp_asm_named_section.
12102 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
12104 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
12105 Add rule for building djgpp.o.
12107 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12109 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
12110 (rtx_is_swappable_p): Reductions are swappable.
12111 (insn_is_swappable_p): V2DF reductions are swappable.
12113 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
12115 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
12116 reloads for other unsupported memory operands.
12118 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12119 Jim Wilson <jim.wilson@linaro.org>
12122 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
12123 copy_to_mode_reg instead of force_reg.
12125 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12128 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
12129 TARGET_80387 is true.
12131 2016-01-11 Jakub Jelinek <jakub@redhat.com>
12134 * lra-eliminations.c (move_plus_up): Only move plus up
12135 if subreg of the constant can be simplified into constant
12136 and use the simplified subreg of the constant instead of
12137 the original constant.
12139 * fold-const.c (fold_convertible_p): Don't return true
12140 for conversion of VECTOR_TYPE to same sized integral type.
12141 (fold_convert_loc): Fix up formatting. Fold conversion of
12142 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
12143 instead of NOP_EXPR.
12145 PR tree-optimization/69214
12146 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
12147 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
12150 PR tree-optimization/69207
12151 * tree-vect-slp.c (vect_get_constant_vectors): For
12152 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
12153 fold_convertible_p to vector_type's element type, and always
12154 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
12156 2016-01-11 Richard Biener <rguenther@suse.de>
12158 PR tree-optimization/69173
12159 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
12160 fixup the cycle if all stmts are in a pattern.
12162 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
12164 PR middle-end/68999
12165 * alias.c (base_alias_check): Move check for addresses with
12166 alignment ANDs before the call for compare_base_decls.
12167 (memrefs_conflict_p): Return -1 for different decls
12168 that went through alignment adjustments.
12170 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12172 PR rtl-optimization/68796
12173 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
12174 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
12175 and QImode comparisons against zero with CC_NZmode.
12176 * config/aarch64/iterators.md (short_mask): New mode_attr.
12178 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12180 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
12181 (<avx512>_store<mode>_mask): Likewise.
12183 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
12184 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12186 PR rtl-optimization/68841
12187 * ifcvt.c (struct noce_if_info): Add orig_x field.
12188 (bbs_ok_for_cmove_arith): Add to_rename parameter.
12189 Don't record conflicts on to_rename if it's present.
12190 Allow memory destinations in sets.
12191 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
12192 blocks, passing orig_x to the checks.
12193 (noce_process_if_block): Set if_info->orig_x appropriately.
12195 2016-01-11 Tom de Vries <tom@codesourcery.com>
12197 PR tree-optimization/69069
12198 * tree-parloops.c (create_parallel_loop): Add missing phi args.
12200 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
12202 PR rtl-optimization/68920
12203 * config/i386/i386.c (ix86_option_override_internal): Restrict number
12204 of conditional moves for RTL if-conversion to 1 for
12205 TARGET_ONE_IF_CONV_INSN.
12206 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
12207 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
12208 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
12209 parameter to restirct number of conditional moves for
12211 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
12212 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
12215 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
12218 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
12219 onepart vars. Fix typo in comment. Fix reversed condition in
12221 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
12224 * var-tracking.c (dump_onepart_variable_differences): New.
12225 (dataflow_set_different): If a detailed dump is requested,
12226 delay early returns and dump differences between onepart
12227 variables present before and after, and added variables.
12229 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12232 * expr.c (expand_expr_real_1): For boolean vector constants
12233 with a scalar mode use const_scalar_mask_from_tree.
12234 (const_scalar_mask_from_tree): New.
12235 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
12236 assigned to a mask type to handle constants.
12238 2016-01-11 Martin Jambor <mjambor@suse.cz>
12241 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
12242 useless parameters if we cannot change function signature.
12244 2016-01-11 Martin Jambor <mjambor@suse.cz>
12247 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
12250 2016-01-11 Tom de Vries <tom@codesourcery.com>
12252 PR tree-optimization/69109
12253 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
12256 2016-01-11 Tom de Vries <tom@codesourcery.com>
12258 PR tree-optimization/69108
12259 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
12260 res is not used in a phi.
12262 2016-01-11 Yury Gribov <y.gribov@samsung.com>
12265 * common.opt (frandom-seed): Fix parameter name.
12266 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
12268 2016-01-11 Tom de Vries <tom@codesourcery.com>
12270 PR tree-optimization/69058
12271 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
12274 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
12276 * config/arc/arc.opt (mdiv-rem): Add period to the end.
12277 (mcode-density): Likewise.
12279 2016-01-10 Tom de Vries <tom@codesourcery.com>
12281 PR tree-optimization/69062
12282 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
12283 (parallelize_loops): Don't paralelize loop that has phi with address
12286 2016-01-10 Tom de Vries <tom@codesourcery.com>
12288 PR tree-optimization/69039
12289 * tree-parloops.c (try_create_reduction_list): Only allow single exit
12292 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
12294 PR middle-end/68743
12295 * match.pd: Require target has function_c99_misc before doing
12296 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
12298 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
12300 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
12302 * configure: Regenerate.
12304 2016-01-09 Jakub Jelinek <jakub@redhat.com>
12306 PR middle-end/50865
12307 PR tree-optimization/69097
12308 * fold-const.h (expr_not_equal_to): New prototype.
12309 * fold-const.c: Include stringpool.h and tree-ssanames.h.
12310 (expr_not_equal_to): New function.
12311 * match.pd (X % -Y is the same as X % Y): Don't optimize
12312 unless X is known not to be equal to minimum or Y is known
12313 not to be equal to -1.
12314 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
12315 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
12316 (simplify_stmt_using_ranges): Adjust caller.
12317 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
12318 substitute_and_fold.
12320 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
12322 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
12325 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12327 PR tree-optimization/69167
12328 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
12329 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
12331 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
12333 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12334 Richard Biener <rguenther@suse.de>
12336 PR tree-optimization/68707
12337 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
12338 instances that can be handled via vect_load_lanes.
12340 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
12342 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
12343 if we can't determine address equivalence.
12344 * alias.c (compare_base_decl): Update for changed return value of
12345 symtab_node::equal_address_to.
12347 2016-01-08 Jason Merrill <jason@redhat.com>
12351 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
12352 * expr.c (store_field): Not here.
12353 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
12354 call with TREE_ADDRESSABLE type.
12355 * tree-cfg.c (verify_gimple_call): Adjust.
12357 2016-01-08 Olivier Hainque <hainque@adacore.com>
12359 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
12362 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12364 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
12365 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
12366 (reduc_smin_v2sf): Rename to...
12367 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
12368 (reduc_splus_v2sf): Rename to...
12369 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
12371 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12373 PR tree-optimization/69162
12374 * gimplify.c (gimplify_va_arg_expr): Encode original type of
12375 valist argument in another argument.
12376 (gimplify_modify_expr): Adjust for the above change. Cleanup.
12377 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
12378 to determine the va_list type, build a MEM_REF instead of
12379 build_fold_indirect_ref.
12381 PR tree-optimization/69172
12382 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
12385 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
12387 PR tree-optimization/67781
12388 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
12389 and cmpnop in two steps: first the ones not accessed in original
12390 gimple expression in a endian independent way and then the ones not
12391 accessed in the final result in an endian-specific way.
12393 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12395 PR tree-optimization/69083
12396 * tree-vect-slp.c (vect_get_constant_vectors): For
12397 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
12398 element type. If op is fold_convertible_p to vector_type's element
12399 type, use NOP_EXPR instead of VCE.
12401 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
12403 PR rtl-optimization/67778
12404 PR rtl-optimization/68634
12405 PR rtl-optimization/68909
12406 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
12407 block from the stack until done with it. Remove a superfluous
12408 bitmap set. Remove a superfluous bitmap test.
12410 2016-01-07 Martin Sebor <msebor@redhat.com>
12413 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
12414 constraint on the type of arguments.
12416 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
12418 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
12419 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
12420 unaligned_access on the gcc_options set.
12421 * config/arm/arm.c (arm_option_override_internal): Use
12422 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
12424 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12427 * config/i386/i386.c (ix86_frame_pointer_required): Enable
12428 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
12430 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12433 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12436 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12437 depending on frame_pointer_needed before remaining integer and SSE
12438 registers are saved.
12440 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
12443 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
12445 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
12448 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
12449 Use the "xBm" constraint.
12450 (float<sseintvecmodelower><mode>2<mask_name><round_name):
12452 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
12453 (sse_cvtsi2ssq<round_name>): Likewise.
12454 (sse_cvtss2si<round_name>): Likewise.
12455 (sse_cvtss2siq<round_name>): Likewise.
12456 (sse2_cvtsi2sdq<round_name>): Likewise.
12457 (sse2_cvtsd2si<round_name>): Likewise.
12458 (sse2_cvtsd2siq<round_name>): Likewise.
12459 * config/i386/subst.md (round_nimm_scalar_predicate): New
12462 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
12464 PR middle-end/67639
12465 * varasm.c (make_decl_rtl): Mark invalid register vars as
12468 PR rtl-optimization/66206
12469 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
12470 All callers changed.
12472 2016-01-07 Jakub Jelinek <jakub@redhat.com>
12474 PR tree-optimization/69141
12475 * tree-ssa-pre.c: Include langhooks.h.
12476 (eliminate_dom_walker::before_dom_children): Use
12477 lang_hooks.decl_printable_name instead of
12478 cgraph_node::get ()->name ().
12480 PR middle-end/68960
12481 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
12482 it and DECL_ALIGN too.
12484 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
12486 * config/mips/mips-ftypes.def: Sort to lexicographical order.
12488 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12491 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12492 depending on frame_pointer_needed before remaining integer and SSE
12493 registers are saved.
12495 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12497 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
12498 mode iterator with VSX_M2.
12499 (*p9_vecstore_<mode>): Likewise.
12500 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
12501 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
12502 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
12503 (define_split for VSX_LE128 stores): Likewise.
12504 (define_peephole2 for TImode LE swaps): Likewise.
12505 (define_split for VSX_LE128 post-reload stores): Likewise.
12507 2016-01-06 Marek Polacek <polacek@redhat.com>
12510 * convert.c (convert_to_integer_1): Adjust call to
12511 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
12512 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
12513 EXPR instead of ARG.
12514 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
12516 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12519 * doc/extend.texi (RL78 Variable Attributes): New section.
12521 2016-01-05 Marek Polacek <polacek@redhat.com>
12524 * builtins.c (get_memmodel): Use expansion point location rather than
12525 the input location. Call warning_at rather than warning.
12526 (expand_builtin_atomic_compare_exchange): Likewise.
12527 (expand_builtin_atomic_load): Likewise.
12528 (expand_builtin_atomic_store): Likewise.
12529 (expand_builtin_atomic_clear): Likewise.
12531 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12534 * config/i386/i386.c (ix86_expand_vector_logical_operator):
12535 Replace nonimmediate_operand with vector_operand.
12536 * config/i386/predicates.md (vector_operand): New predicate.
12537 (general_vector_operand): Replace nonimmediate_operand with
12539 * config/i386/sse.md: Replace nonimmediate_operand with
12540 vector_operand and m constraint with Bm constraint on SSE
12541 patterns with 16-byte memory operand.
12542 * config/i386/subst.md (round_nimm_predicate): Replace
12543 nonimmediate_operand with vector_operand.
12544 (round_saeonly_nimm_predicate): Likewise.
12545 (round_saeonly_nimm_scalar_predicate): New.
12547 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12550 * config/i386/constraints.md (Bm): New constraint.
12551 * config/i386/predicates.md (vector_memory_operand): New
12553 * config/i386/sse.md: Replace xm with xBm in plusminus and
12554 any_logic patterns.
12556 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12559 * doc/extend.texi (V850 Function Attributes): New section.
12560 (V850 Variable Attributes): New section.
12562 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12565 * doc/extend.texi (MicroBlaze Function Attributes): Document
12566 interrupt_handler and fast_interrupt attributes.
12568 2016-01-05 Sergei Trofimovich <siarheit@google.com>
12571 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
12572 for local symbolic operands.
12573 * config/ia64/predicates.md (local_symbolic_operand64): New
12576 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12578 PR rtl-optimization/68651
12579 * combine.c (combine_simplify_rtx): Canonicalize x + x into
12582 2016-01-05 Nathan Sidwell <nathan@acm.org>
12584 * alias.c (compare_base_decls): Use symtab_node::get.
12586 2016-01-05 Nick Clifton <nickc@redhat.com>
12589 * ira-costs.c (copy_cost): Initialise the t_icode field of the
12590 secondary_reload_info structure.
12593 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
12594 decls if weak support is available.
12596 2016-01-04 Martin Sebor <msebor@redhat.com>
12598 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
12600 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12602 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
12603 OPTION_MASK_P9_DFORM.
12605 * config/rs6000/constraints.md (wo constraint): New constraint for
12608 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
12610 (rs6000_init_hard_regno_mode_ok): Likewise.
12612 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
12615 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
12616 expanders not to have constraints. Add support for ISA 3.0 xxperm
12617 instruction. Add support for fusing xxlor with xxperm.
12618 (altivec_vperm_<mode>_internal): Likewise.
12619 (altivec_vperm_v8hiv16qi): Likewise.
12620 (altivec_vperm_<mode>v16q): Likewise.
12621 (altivec_vperm_<mode>_uns): Likewise.
12622 (vperm_v8hiv4si): Likewise.
12623 (vperm_v16qiv8hi): Likewise.
12625 * doc/md.texi (RS/6000 constraints): Document wo constraint.
12627 2016-01-04 Jakub Jelinek <jakub@redhat.com>
12629 Update copyright years.
12631 * gcc.c (process_command): Update copyright notice dates.
12632 * gcov-dump.c (print_version): Ditto.
12633 * gcov.c (print_version): Ditto.
12634 * gcov-tool.c (print_version): Ditto.
12635 * gengtype.c (create_file): Ditto.
12636 * doc/cpp.texi: Bump @copying's copyright year.
12637 * doc/cppinternals.texi: Ditto.
12638 * doc/gcc.texi: Ditto.
12639 * doc/gccint.texi: Ditto.
12640 * doc/gcov.texi: Ditto.
12641 * doc/install.texi: Ditto.
12642 * doc/invoke.texi: Ditto.
12644 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12646 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
12647 modes larger than TImode as TImode if NEON is not enabled.
12649 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12652 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
12653 mode for %f0-%f31 only if TARGET_FPU.
12655 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12658 * config/sparc/sparc.c (scan_record_type): Take into account subfields
12659 to compute the PACKED_P predicate.
12660 (function_arg_record_value): Minor tweaks.
12662 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
12664 * doc/install.texi (--with-multilib-list): Describe the meaning of the
12665 option for arm*-*-* targets.
12667 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
12669 * doc/extend.texi (Common Function Attributes): Move docs for
12670 MSP430-specific attributes to....
12671 (MSP430 Function Attributes): ...here. Delete the redundant
12672 entries and copy-edit the remaining text.
12673 (MSP430 Variable Attributes): Use uniform format for index
12674 entries and add a cross-reference to the corresponding function
12677 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
12679 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
12681 (x86 Options): Likewise.
12683 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12687 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
12688 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
12689 to corresponding attribute.
12691 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12693 * doc/extend.texi (Common Function Attributes) <noplt>: Move
12694 to correct alphabetization of table. Copy-edit and correct
12696 <stack_protect>: Likewise.
12697 <target_clones>: Likewise.
12699 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
12700 Correct punctuation.
12701 (Code Gen Options) <-fno-plt>: Copy-edit.
12703 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
12706 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
12707 SI values. Explicitly convert SI to DI and vice-versa.
12709 2016-01-01 Jakub Jelinek <jakub@redhat.com>
12711 PR tree-optimization/69070
12712 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
12713 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
12716 * ubsan.c (ubsan_instrument_float_cast): Call
12717 initialize_sanitizer_builtins.
12720 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
12722 Copyright (C) 2016 Free Software Foundation, Inc.
12724 Copying and distribution of this file, with or without modification,
12725 are permitted in any medium without royalty provided the copyright
12726 notice and this notice are preserved.