1 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
4 when there is stmt_to_insert.
6 2016-05-24 Martin Sebor <msebor@redhat.com>
9 * gcc/tree.h (complete_or_array_type_p): New inline function.
11 2016-05-24 Jakub Jelinek <jakub@redhat.com>
13 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
14 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
15 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
17 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
18 Limit 1st alternative to noavx isa, split 2nd alternative into one
19 noavx and one avx alternative, use *x and Bm in the former and
20 x and m in the latter.
22 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
23 of sse4 for the first alternative, drop %v from the template
24 and d operand modifier. Split second alternative into one sse4_noavx
25 and one avx alternative, use *x instead of *v in the former and v
26 instead of *v in the latter.
27 (*sse4_1_extractps): Use noavx isa instead of * for the first
28 alternative, drop %v from the template. Split second alternative into
29 one noavx and one avx alternative, use *x instead of *v in the
30 former and v instead of *v in the latter.
31 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
32 with noavx and the last one with avx.
33 (sse4_1_phminposuw): Guard first alternative with noavx isa,
34 split the second one into one noavx and one avx alternative,
35 use *x and Bm in the former and x and m in the latter one.
36 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
39 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
40 first two alternatives to noavx, use *x instead of *v in the second
41 one, add avx alternative without *.
42 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
43 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
44 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
46 2016-05-24 Jeff Law <law@redhat.com>
48 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
49 New function, extracted from...
50 (fsm_find_control_statement_thread_paths): Here. Use the new function.
51 Allow simple copies and constant initializations in the SSA chain.
53 2016-05-24 Marek Polacek <polacek@redhat.com>
56 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
59 2016-05-24 Jakub Jelinek <jakub@redhat.com>
62 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
63 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
64 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
65 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
66 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
68 2016-05-24 Richard Biener <rguenther@suse.de>
70 PR tree-optimization/71240
71 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
74 2016-05-24 Richard Biener <rguenther@suse.de>
76 PR tree-optimization/71230
77 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
79 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
81 * tree-vectorizer.h (vectorizable_comparison): Delete.
82 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
84 * tree-vect-stmts.c (vectorizable_call): Likewise.
85 (vectorizable_simd_clone_call): Likewise.
86 (vectorizable_conversion): Likewise.
87 (vectorizable_assignment): Likewise.
88 (vectorizable_shift): Likewise.
89 (vectorizable_operation): Likewise.
90 (vectorizable_load): Likewise.
91 (vectorizable_condition): Likewise.
92 (vectorizable_store): Likewise. Assert that we don't have
94 (vectorizable_comparison): Make static. Remove redundant
96 (vect_transform_stmt): Assert that we always have an slp_node
99 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
101 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
102 operands[2] against 1 with comparison against CONST1_RTX.
103 (<shift>di3_neon): Likewise.
104 * config/arm/predicates.md (const0_operand): Replace with comparison
107 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
109 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
110 operands[2] against 1 with comparison against CONST1_RTX.
113 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
118 (define_split above *compareqi_eq0): Likewise.
119 (define_split above "prologue"): Likewise.
120 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
121 * config/arm/predicates.md (shift_operator): Likewise.
122 (shift_nomul_operator): Likewise.
123 (sat_shift_operator): Likewise.
124 (thumb1_cmp_operand): Likewise.
125 (const_neon_scalar_shift_amount_operand): Replace manual range
127 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
128 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
130 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
132 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
133 with HOST_WIDE_INT_1.
135 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
136 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
137 (arm_canonicalize_comparison): Likewise.
138 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
140 (thumb1_size_rtx_costs): Likewise.
141 (vfp_const_double_index): Replace cast of 1 to unsigned
142 HOST_WIDE_INT with HOST_WIDE_INT_1U.
143 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
145 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
146 HOST_WIDE_INT with HOST_WIDE_INT_1U.
147 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
148 HOST_WIDE_INT with HOST_WIDE_INT_1.
150 2016-05-24 Marek Polacek <polacek@redhat.com>
152 * tree-cfg.h (should_remove_lhs_p): New predicate.
153 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
154 * gimplify.c (gimplify_modify_expr): Likewise.
155 * tree-cfg.c (verify_gimple_call): Likewise.
156 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
157 * gimple-fold.c: Include "tree-cfg.h".
158 (gimple_fold_call): Use should_remove_lhs_p.
160 2016-05-24 Richard Biener <rguenther@suse.de>
162 PR tree-optimization/71253
163 * cfganal.h (control_dependences): Make robust against edge
165 (control_dependences::control_dependences): Remove edge_list argument.
166 (control_dependences::get_edge): Remove.
167 (control_dependences::get_edge_src): Add.
168 (control_dependences::get_edge_dest): Likewise.
169 (control_dependences::m_el): Make a vector of edge src/dest index.
170 * cfganal.c (control_dependences::find_control_dependence): Adjust.
171 (control_dependences::control_dependences): Likewise.
172 (control_dependences::~control_dependence): Likewise.
173 (control_dependences::get_edge): Remove.
174 (control_dependences::get_edge_src): Add.
175 (control_dependences::get_edge_dest): Likewise.
176 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
178 (perform_tree_ssa_dce): Adjust.
179 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
181 (pass_loop_distribution::execute): Adjust. Do loop destroying
182 conditional on changed.
184 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
187 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
188 return. Reindent transformation comment and mention the ARM state
191 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
194 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
195 after build_and_add_sum creates new use stmt.
197 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
199 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
200 load_lanes/grouped_load classification comes first. Don't check
201 whether the vectorization factor is a multiple of the group size
204 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
206 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
207 GROUP_GAP for single-element interleaving.
208 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
211 2016-05-24 Richard Biener <rguenther@suse.de>
215 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
216 bases which are accessed with non-invariant indices.
217 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
218 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
220 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
223 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
224 (add_to_ops_vec): Add stmt_to_insert.
225 (add_repeat_to_ops_vec): Init stmt_to_insert.
226 (insert_stmt_before_use): New.
227 (transform_add_to_multiply): Remove mult_stmt insertion and add it
229 (get_ops): Init stmt_to_insert.
230 (maybe_optimize_range_tests): Likewise.
231 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
232 (rewrite_expr_tree_parallel): Likewise.
233 (reassociate_bb): Likewise.
235 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
238 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
239 ISA 3.0 xxperm fusion alternative.
240 (altivec_vperm_v8hiv16qi): Likewise.
241 (altivec_vperm_<mode>_uns_internal): Likewise.
242 (vperm_v8hiv4si): Likewise.
243 (vperm_v16qiv8hi): Likewise.
245 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
246 Kelvin Nilsen <kelvin@gcc.gnu.org>
248 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
249 vpermr/xxpermr on ISA 3.0.
250 (altivec_expand_vec_perm_le): Likewise.
251 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
252 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
255 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
257 * config/i386/i386.h (IS_STACK_MODE): Enable for
258 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
259 SSE_FLOAT_MODE_P macros.
260 * config/i386/i386.c (ix86_preferred_reload_class): Use
261 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
262 Cleanup regclass processing for CONST_DOUBLE_P.
263 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
264 (ix86_rtx_costs): Remove redundant TARGET_80387 check
265 with IS_STACK_MODE macro.
266 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
268 (*movdf_internal): Use IS_STACK_MODE macro.
269 (*movsf_internal): Ditto.
271 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
273 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
274 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
276 2016-05-23 Jeff Law <law@redhat.com>
278 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
280 (fsm_find_control_statement_thread_paths): Call it.
282 2016-05-23 Martin Jambor <mjambor@suse.cz>
285 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
286 from_global_constant if t is not NULL.
288 2016-05-23 Marek Polacek <polacek@redhat.com>
291 * common.opt (Wswitch-unreachable): New option.
292 * doc/invoke.texi: Document -Wswitch-unreachable.
293 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
296 2016-05-23 Bin Cheng <bin.cheng@arm.com>
298 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
299 TMR_INDEX is non-NULL.
301 2016-05-23 Richard Biener <rguenther@suse.de>
303 PR tree-optimization/71230
304 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
305 (try_special_add_to_ops): ... here. Always test for single-use.
307 2016-05-23 Martin Jambor <mjambor@suse.cz>
309 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
310 default block if a PHI node in the original one would be resized.
312 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
314 PR tree-optimization/58135
315 * tree-vect-slp.c: When group size is not multiple
316 of vector size, allow splitting of store group at
319 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
321 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
323 2016-05-22 Jakub Jelinek <jakub@redhat.com>
325 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
326 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
327 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
330 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
331 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
332 v constraint instead of x and vinserti32x4 insn.
334 * config/i386/sse.md (i128vldq): New mode iterator.
335 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
336 avx512dq and avx512vl alternatives.
338 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
339 constraint, use maybe_evex prefix instead of vex.
340 (vec_dupv4sf): Use v constraint instead of x for output
341 operand except for noavx alternative, use Yv constraint
342 instead of x for input. Use maybe_evex prefix instead of vex.
343 (*vec_dupv4si): Likewise.
344 (*vec_dupv2di): Likewise.
346 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
349 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
350 (linearize_expr_tree): Call try_special_add_to_ops.
351 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
353 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
355 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
356 to computed stack_usage.
358 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
361 * config/avr/avr.md (define_expand "mov<mode>"): If the source
362 operand is subreg (symbol_ref) then move the symbol ref to register.
364 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
366 * tree.c (array_at_struct_end_p): Look through MEM_REF.
368 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
371 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
374 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
376 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
377 ranges by calling get_single_symbol and tidy up. Look more closely
378 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
380 2016-05-20 Jeff Law <law@redhat.com>
382 * bitmap.c (bitmap_find_bit): Remove useless test.
384 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
386 * function.c (thread_prologue_and_epilogue_insns): Commit the
387 insertion of the epilogue.
389 2016-05-20 Martin Jambor <mjambor@suse.cz>
391 PR tree-optimization/70884
392 * tree-sra.c (initialize_constant_pool_replacements): Do not check
393 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
394 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
395 of constant pool data as a reason for scalarization.
397 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
399 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
401 (thumb1_expand_prologue): Likewise.
403 2016-05-20 Nathan Sidwell <nathan@acm.org>
405 * config/nvptx/nptx.c (nvptx_option_override): Only set
406 flag_toplevel_reorder, if not explicitly specified. Set
407 flag_no_common, unless explicitly specified.
409 2016-05-20 David Malcolm <dmalcolm@redhat.com>
411 * calls.c (can_implement_as_sibling_call_p): Mark param
412 reg_parm_stack_space with ATTRIBUTE_UNUSED.
414 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
416 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
417 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
418 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
420 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
421 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
424 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
426 * config/nvptx/nvptx.md (sincossf3): New pattern.
428 2016-05-20 David Malcolm <dmalcolm@redhat.com>
430 * calls.c (maybe_complain_about_tail_call): New function.
431 (initialize_argument_information): Call
432 maybe_complain_about_tail_call when clearing *may_tailcall.
433 (can_implement_as_sibling_call_p): Call
434 maybe_complain_about_tail_call when returning false.
435 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
436 ensure try_tail_call is set. Call maybe_complain_about_tail_call
437 if tail-call optimization fails.
438 * cfgexpand.c (expand_call_stmt): Initialize
439 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
440 * gimple-pretty-print.c (dump_gimple_call): Dump
441 gimple_call_must_tail_p.
442 * gimple.c (gimple_build_call_from_tree): Call
443 gimple_call_set_must_tail with the value of
444 CALL_EXPR_MUST_TAIL_CALL.
445 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
446 (gimple_call_set_must_tail): New function.
447 (gimple_call_must_tail_p): New function.
448 * print-tree.c (print_node): Update printing of TREE_STATIC
449 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
450 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
451 trailing comment listing applicable flags.
452 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
454 2016-05-20 David Malcolm <dmalcolm@redhat.com>
456 * calls.c (expand_call): Move "Rest of purposes for tail call
457 optimizations to fail" to...
458 (can_implement_as_sibling_call_p): ...this new function, and
459 split into multiple "if" statements.
461 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
463 * cfgloop.h (expected_loop_iterations_unbounded,
464 expected_loop_iterations): Unconstify.
465 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
466 profile with known upper bound; return 3 when profile is absent.
467 (expected_loop_iterations): Update.
469 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
471 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
472 and get_max_loop_iterations_int.
474 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
476 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
477 realistic upper bounds here.
479 2016-05-20 Jakub Jelinek <jakub@redhat.com>
482 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
483 calls if the LHS is variable length or has addressable type.
484 If targets[0]->decl is a noreturn call with void return type and
485 zero arguments, adjust fntype and remove lhs in that case.
487 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
489 PR tree-optimization/71079
490 PR tree-optimization/71206
491 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
493 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
495 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
496 (get_vec_alignment_for_array_decl): Likewise.
497 (get_vec_alignment_for_record_decl): Likewise.
498 (increase_alignment::execute): Move code to find alignment to
499 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
500 (type_align_map): New hash_map.
502 2016-05-20 Richard Guenther <rguenther@suse.de>
504 PR tree-optimization/29756
505 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
506 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
507 * fold-const.c (operand_equal_p): Likewise.
508 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
509 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
510 * tree-inline.c (estimate_operator_cost): Likewise.
511 * tree-pretty-print.c (dump_generic_node): Likewise.
512 * tree-ssa-operands.c (get_expr_operands): Likewise.
513 * cfgexpand.c (expand_debug_expr): Likewise.
514 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
515 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
516 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
517 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
518 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
519 (execute_update_addresses_taken): Do it.
521 2016-05-20 Richard Biener <rguenther@suse.de>
523 PR tree-optimization/71185
524 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
527 2016-05-20 Richard Biener <rguenther@suse.de>
529 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
530 gimple_seq_add_seq_without_update.
531 (release_bb_predicate): Assert we have no operands to free.
532 (if_convertible_loop_p_1): Calculate post dominators later.
533 Do not free BB predicates here.
534 (combine_blocks): Do not recompute BB predicates.
535 (version_loop_for_if_conversion): Save BB predicates around
538 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
540 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
541 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
542 code. Ignore sibcalls on EDGE_IGNORE edges.
543 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
544 on edges for sibcalls that run without prologue. The rest of the
545 function is combined from...
546 (fix_fake_fallthrough_edge): ... this, and ...
547 (try_shrink_wrapping): ... a part of this. Remove the bb_with
548 function argument, make it a local variable.
550 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
552 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
553 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
554 for 32-bit mode and SEH for 64-bit.
555 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
556 TARGET_64BIT_DEFAULT.
558 2016-05-19 Ryan Burn <contact@rnburn.com>
560 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
561 * gengtype.c (open_base_files): Add cilk.h to ifiles.
563 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
565 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
566 force pending loads from memory.
568 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
570 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
571 (UNSPEC_DARN_32): New unspec constant.
572 (UNSPEC_DARN_RAW): New unspec constant.
573 (darn_32): New instruction.
574 (darn_raw): New instruction.
575 (darn): New instruction.
576 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
577 support and documentation for this macro.
578 (BU_P9_MISC_1): New macro definition.
579 (BU_P9_64BIT_MISC_0): New macro definition.
580 (BU_P9_MISC_0): New macro definition.
581 (darn_32): New builtin definition.
582 (darn_raw): New builtin definition.
583 (darn): New builtin definition.
584 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
585 RS6000_BUILTIN_0 directives to surround each occurrence of
586 #include "rs6000-builtin.def".
587 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
588 RS6000_BTM_64BIT flags to the returned mask, depending on
590 (def_builtin): Correct an error in the assignments made to the
591 debugging variable attr_string.
592 (rs6000_expand_builtin): Add support for no-operand built-in
594 (builtin_function_type): Remove fatal_error assertion that is no
596 (rs6000_common_init_builtins): Add support for no-operand built-in
598 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
600 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
602 (RS6000_BTM_64BIT): New macro definition.
603 * doc/extend.texi: Document __builtin_darn (void),
604 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
607 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
609 * tree-vect-loop.c (vect_analyze_loop_2): Use also
610 max_loop_iterations_int.
612 2016-05-19 Marek Polacek <polacek@redhat.com>
614 PR tree-optimization/71031
615 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
616 condition and adjust the code a bit.
618 2016-05-19 Martin Liska <mliska@suse.cz>
620 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
621 auto_vec instead of vec.
623 2016-05-19 Martin Liska <mliska@suse.cz>
625 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
627 2016-05-19 Martin Liska <mliska@suse.cz>
629 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
631 2016-05-19 Martin Liska <mliska@suse.cz>
633 * ipa-pure-const.c (set_function_state): Remove an existing
635 (remove_node_data): Do not free it as it's released
636 in set_function_state.
638 2016-05-19 Martin Liska <mliska@suse.cz>
640 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
643 2016-05-19 Martin Liska <mliska@suse.cz>
645 * omp-simd-clone.c (simd_clone_adjust): Release vector.
647 2016-05-19 Martin Liska <mliska@suse.cz>
649 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
650 an auto_vec instead of re-creating it.
652 2016-05-19 Martin Liska <mliska@suse.cz>
654 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
655 auto_vec instead of vec.
657 2016-05-19 Martin Liska <mliska@suse.cz>
659 * lto-section-in.c (lto_get_section_data): Call
660 lto_check_version with additional argument.
661 * lto-streamer.c (lto_check_version): Add new argument.
662 * lto-streamer.h (lto_check_version): Likewise.
664 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
666 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
667 Don't add cost of inner memory when handling sign-extended loads.
669 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
671 PR rtl-optimization/71148
672 * cse.c (cse_main): Free dominance info.
673 (rest_of_handle_cse): Don't free dominance info.
674 (rest_of_handle_cse2): Likewise.
675 (rest_of_handle_cse_after_global_opts): Likewise.
677 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
680 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
681 NULL_TREE early if NEON is not available. Remove now redundant check
682 in ARM_CHECK_BUILTIN_MODE.
684 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
687 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
688 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
689 * doc/cpp.texi: Document new macros.
691 2016-05-19 Bin Cheng <bin.cheng@arm.com>
693 PR tree-optimization/69848
694 * tree-vect-loop.c (vectorizable_reduction): Don't factor
695 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
697 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
699 * function.c (thread_prologue_and_epilogue_insn): Move the
700 "goto epilogue_done" one block later.
702 2016-05-19 Richard Biener <rguenther@suse.de>
704 PR tree-optimization/70729
705 * passes.def: Move LIM pass before PRE. Remove no longer
706 required copyprop and move first DCE out of the loop pipeline.
708 2016-05-18 David Malcolm <dmalcolm@redhat.com>
711 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
712 (OBJS-libcommon-target): ...here.
713 * opts-common.c: Include spellcheck.h.
714 (cmdline_handle_error): Build a vec of valid options and use it
715 to suggest provide hints for misspelled arguments.
717 2016-05-18 Jakub Jelinek <jakub@redhat.com>
720 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
721 lhs if it has TREE_ADDRESSABLE type.
723 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
726 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
727 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
729 2016-05-18 Martin Jambor <mjambor@suse.cz>
732 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
733 input for NOP_EXPR pass-through functions.
734 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
735 aggregate global constant VAR_DECLs in constant jump functions.
737 2016-05-18 Martin Jambor <mjambor@suse.cz>
740 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
741 from TREE_READONLY parameters.
743 2016-05-18 Martin Jambor <mjambor@suse.cz>
746 * cgraph.h (cgraph_indirect_call_info): New field
747 guaranteed_unmodified.
748 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
749 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
751 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
752 pass the parameter value to ipa_find_agg_cst_for_param.
753 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
754 guaranteed_unmodified, store AA results there instead of bailing out
756 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
757 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
758 (find_constructor_constant_at_offset): New function.
759 (ipa_find_agg_cst_from_init): Likewise.
760 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
761 static initializers of contants, report back through a new paameter
762 from_global_constant if that was the case.
763 (try_make_edge_direct_simple_call): Also pass parameter value to
764 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
766 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
767 (ipa_read_indirect_edge_info): Likewise.
768 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
769 (ipa_load_from_parm_agg): Likewise.
771 2016-05-18 Jiong Wang <jiong.wang@arm.com>
773 PR rtl-optimization/71150
774 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
777 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
780 * config/rs6000/constraints.md (wE constraint): New constraint
781 for a vector constant that can be loaded with XXSPLTIB.
782 (wM constraint): New constraint for a vector constant of a 1's.
783 (wS constraint): New constraint for a vector constant that can be
784 loaded with XXSPLTIB and a vector sign extend instruction.
785 * config/rs6000/predicates.md (xxspltib_constant_split): New
786 predicates for wE/wS constraints.
787 (xxspltib_constant_nosplit): Likewise.
788 (easy_vector_constant): Add support for constants that can be
790 (all_ones_constant): New predicate for vector constant with all
792 (splat_input_operand): Add support for ISA 3.0 word splat operations.
793 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
794 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
795 instruction and possibly with a sign extension.
796 (output_vec_const_move): Add support for XXSPLTIB. If we are
797 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
798 instead of XXLXOR/XXLORC.
799 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
801 (rs6000_legitimize_reload_address): Likewise.
802 (rs6000_output_move_128bit): Use output_vec_const_move to emit
804 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
805 combine VSX_M and VSX_M2 into one iterator.
807 (VSINT_84): New iterators for loading constants with XXSPLTIB.
808 (VSINT_842): Likewise.
809 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
810 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
811 XXSPLTIB instruction.
812 (xxspltib_<mode>_nosplit): Likewise.
813 (xxspltib_<mode>_split): New insn to load up constants with
814 XXSPLTIB and a sign extend instruction.
815 (vsx_mov<mode>): Replace single move that handled all vector types
816 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
817 moves (when -mvsx-timode is in effect) into the main vector
818 moves. Eliminate separate moves for <VSr> <VSa>, where the
819 preferred register class (<VSr>) is listed first, and the
820 secondary register class (<VSa>) is listed second with a '?' to
821 discourage use. Prefer loading 0/-1 in any VSX register for ISA
822 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
823 that if the register was involved in a slow operation, the
824 clear/set operation does not wait for the slow operation to
825 finish. Adjust the length attributes for 32-bit mode. Use
826 rs6000_output_move_128bit and drop the use of the string
827 instructions for 32-bit movti when -mvsx-timode is in effect. Use
828 spacing so that the alternatives and attributes don't generate
829 long lines, and put things in columns, so that it is easier to
830 match up the operands and attributes with the insn alternatives.
831 (vsx_mov<mode>_64bit): Likewise.
832 (vsx_mov<mode>_32bit): Likewise.
833 (vsx_movti_64bit): Fold movti into normal vector moves.
834 (vsx_movti_32bit): Likewise.
835 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
837 (vsx_splat_v4si_internal): Likewise.
838 (vsx_splat_v4sf_internal): Likewise.
839 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
840 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
841 extend vector elements.
842 (vsx_sign_extend_hi_<mode>): Likewise.
843 (vsx_sign_extend_si_v2di): Likewise.
844 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
846 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
847 constraints. Add trailing period to wL documentation.
849 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
852 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
853 * tree-dfa.c (replace_abnormal_ssa_names): New function.
854 * tree-call-cdce.c: Include tree-dfa.h.
855 (can_guard_call_p): New function, extracted from...
856 (can_use_internal_fn): ...here.
857 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
859 (shrink_wrap_one_built_in_call): Likewise.
860 (use_internal_fn): Likewise.
861 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
862 and return void. Call replace_abnormal_ssa_names.
863 (pass_call_cdce::execute): Check can_guard_call_p during the
864 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
865 will always change something.
867 2016-05-18 Martin Jambor <mjambor@suse.cz>
870 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
871 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
873 2016-05-18 Martin Jambor <mjambor@suse.cz>
876 * ipa-inline.h (condition): New field size.
877 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
878 for comaprison and store it into the new condition.
879 (evaluate_conditions_for_known_args): Use condition size to check
880 access sizes for all but CHANGED conditions.
881 (unmodified_parm_1): New parameter size_p, store access size into it.
882 (unmodified_parm): Likewise.
883 (unmodified_parm_or_parm_agg_item): Likewise.
884 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
885 (set_cond_stmt_execution_predicate): Extract access sizes and store
887 (set_switch_stmt_execution_predicate): Likewise.
888 (will_be_nonconstant_expr_predicate): Likewise.
889 (will_be_nonconstant_predicate): Likewise.
890 (inline_read_section): Stream condition size.
891 (inline_write_summary): Likewise.
893 2016-05-18 Richard Biener <rguenther@suse.de>
895 * tree-ssa-loop-im.c (determine_max_movement): Properly add
896 condition cost to PHI cost instead of total_cost.
898 2016-05-18 Martin Liska <mliska@suse.cz>
901 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
904 2016-05-18 Richard Biener <rguenther@suse.de>
906 * lto-streamer.h (LTO_major_version): Bump to 6.
908 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
910 * function.c (make_split_prologue_seq, make_prologue_seq,
911 make_epilogue_seq): New functions, factored out from...
912 (thread_prologue_and_epilogue_insns): Here.
914 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
916 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
917 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
918 of before. Add a comment.
920 2016-05-18 Bin Cheng <bin.cheng@arm.com>
922 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
923 expression pointer, not pointer to the pointer.
925 2016-05-18 Jakub Jelinek <jakub@redhat.com>
927 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
928 (avx2_pbroadcast<mode>): Add another alternative with v instead
929 of x constraints in it, using <pbroadcast_evex_isa> isa.
930 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
932 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
933 constraint x instead of v in second alternative, add avx512bw
936 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
937 constraint x instead of v in second alternative, add avx512bw
940 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
941 constraint x instead of v in second alternative, add avx512bw
944 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
945 avx512bw alternative.
947 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
949 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
951 (define_insn "*andnottf3"): Ditto.
952 (define_insn "*<code><mode>3"/any_logic): Ditto.
953 (define_insn "*<code>tf3"/any_logic): Ditto.
954 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
955 operand to block AVX-512VL insn variant emit when it is not enabled.
957 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
959 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
960 constraint fot SF mode.
962 2016-05-18 Petr Murzin <petr.murzin@intel.com>
963 Kirill Yukhin <kirill.yukhin@intel.com>
965 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
967 (define_insn "rsqrt14<mode>"): Ditto.
968 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
969 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
970 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
971 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
972 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
974 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
975 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
976 * config/i386/i386.c (ix86_print_operand): Expand check for size
977 override codes for Intel syntax.
979 2016-05-18 Richard Biener <rguenther@suse.de>
981 PR tree-optimization/71168
982 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
983 initialization earlier.
985 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
987 * config/aarch64/aarch64-simd.md
988 (aarch64_reduc_plus_internal<mode>): Rename to...
989 (reduc_plus_scal): ...This, and remove previous implementation.
991 2016-05-18 Richard Biener <rguenther@suse.de>
993 * passes.def: Put late dse and cd_dce in canonical order.
995 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
997 * ipa-inline-transform.c (preserve_function_body_p): Look for
998 first non-thunk clone.
999 (save_function_body): Save into first non-thunk.
1000 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1002 (lto_output_node): Inline thunks don't need body in every
1004 * lto-streamer-in.c: Do not fixup thunk clones.
1005 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1007 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1010 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1013 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1014 (reassociate_bb): Call transform_add_to_multiply.
1016 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1018 * config/aarch64/aarch64.c (all_extensions): Removed unused
1021 2016-05-17 Nathan Sidwell <nathan@acm.org>
1023 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1024 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1026 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1028 PR tree-optimization/54579
1030 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1032 2016-05-17 Marek Polacek <polacek@redhat.com>
1035 * tree-inline.c (expand_call_inline): Call
1036 maybe_remove_unused_call_args.
1038 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1040 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1041 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1042 * doc/md.texi (fmin@var{m}3): Likewise.
1044 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1046 * match.pd (X & C): New transformation.
1048 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1050 * match.pd (~X & Y): New transformation.
1052 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1054 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1055 information for new SSA_NAME.
1056 (simplify_conversion_using_ranges): Get range through get_range_info
1057 instead of get_value_range.
1059 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1061 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1062 Remove inline assembly.
1063 (vmvn_s16): Likewise.
1064 (vmvn_s32): Likewise.
1065 (vmvn_u8): Likewise.
1066 (vmvn_u16): Likewise.
1067 (vmvn_u32): Likewise.
1068 (vmvnq_s8): Likewise.
1069 (vmvnq_s16): Likewise.
1070 (vmvnq_s32): Likewise.
1071 (vmvnq_u8): Likewise.
1072 (vmvnq_u16): Likewise.
1073 (vmvnq_u32): Likewise.
1074 (vmvn_p8): Likewise.
1075 (vmvnq_p16): Likewise.
1077 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1079 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1081 (vmul_n_s16): Likewise.
1082 (vmul_n_s32): Likewise.
1083 (vmul_n_u16): Likewise.
1084 (vmul_n_u32): Likewise.
1085 (vmulq_n_f32): Likewise.
1086 (vmulq_n_f64): Likewise.
1087 (vmulq_n_s16): Likewise.
1088 (vmulq_n_s32): Likewise.
1089 (vmulq_n_u16): Likewise.
1090 (vmulq_n_u32): Likewise.
1092 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1094 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1095 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1097 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1099 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1100 to *aarch64_fma4_elt_from_dup<mode>.
1101 (*aarch64_fnma4_elt_to_128df): Rename to
1102 *aarch64_fnma4_elt_from_dup<mode>.
1103 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1104 (vfms_n_f32): Likewise.
1105 (vfms_n_f64): Likewise.
1106 (vfmsq_n_f32): Likewise.
1107 (vfmsq_n_f64): Likewise.
1109 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1111 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1113 2016-05-17 Richard Biener <rguenther@suse.de>
1115 PR tree-optimization/71132
1116 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1117 Only add control dependences for blocks in the loop.
1118 (build_rdg): Adjust.
1119 (generate_code_for_partition): Return whether loop should
1120 be destroyed and delay that.
1121 (distribute_loop): Likewise.
1122 (pass_loop_distribution::execute): Record loops to be destroyed
1123 and perform delayed destroying of loops.
1125 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1128 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1130 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1132 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1134 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1137 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1138 insertion point for instructions generated by validize_mem.
1140 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1142 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1145 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1147 * config/aarch64/aarch64.c
1148 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1149 rather than a macro.
1151 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1153 * doc/invoke.texi (AArch64 Options): Various updates.
1155 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1157 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1158 into instrumentation thunks.
1159 * cif-code.def (CIF_CHKP): New.
1161 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1163 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1165 2016-05-16 Martin Jambor <mjambor@suse.cz>
1167 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1168 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1170 2016-05-16 Marek Polacek <polacek@redhat.com>
1172 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1175 2016-05-16 Martin Jambor <mjambor@suse.cz>
1178 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1179 the outlined kernel function.
1181 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1183 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1184 (ISA_HAS_DLSA): Ditto.
1186 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1188 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1190 2016-05-16 Nathan Sidwell <nathan@acm.org>
1192 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1193 (nvptx_name_replacement): Restore. Add comment.
1194 (write_fn_proto, write_fn_proto_from_insn,
1195 nvptx_output_call_insn): Restore
1196 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1198 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1200 * config/aarch64/aarch64.md
1201 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1202 (add<mode>3_compareC_imm): Likewise.
1203 (<optab>si3_uxtw): Split into register and immediate variants.
1204 (andsi3_compare0_uxtw): Likewise.
1205 (and<mode>3_compare0): Likewise.
1206 (and<mode>3nr_compare0): Likewise.
1207 (stack_protect_test_<mode>): Don't use %x for memory operands.
1209 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1211 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1213 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1215 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1216 Split integer shifts into shift_reg and bfm.
1217 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1218 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1219 (ror<mode>3_insn): Likewise.
1220 (<optab>si3_insn_uxtw): Likewise.
1221 (<optab><mode>3_insn): Change to rotate_imm.
1222 (extr<mode>5_insn_alt): Likewise.
1223 (extrsi5_insn_uxtw): Likewise.
1224 (extrsi5_insn_uxtw_alt): Likewise.
1226 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1228 * doc/tm.texi: Regenerate.
1229 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1230 (TARGET_INVALID_RETURN_TYPE): Remove.
1231 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1232 TARGET_INVALID_RETURN_TYPE.
1233 * target.def (invalid_parameter_type): Remove.
1234 (invalid_return_type): Remove.
1236 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1238 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1239 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1241 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1243 (preserve_function_body_p): No need to preserve function body
1244 * cif-codes.def (CIF_THUNK): Remove.
1245 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1247 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1249 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1251 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1253 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1256 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1258 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1259 (inline_small_functions): Do not look for function symbol when
1262 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1264 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1267 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1268 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1269 Jiong Wang <jiong.wang@arm.com>
1271 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1272 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1273 Define __ARM_FP16_ARGS when appropriate.
1274 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1276 (arm_invalid_return_type): Likewise.
1277 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1278 (TARGET_INVALID_RETURN_TYPE): Remove.
1279 (aapcs_vfp_sub_candidate): Allow HFmode.
1280 (aapcs_vfp_allocate): Add comment. Support HFmode.
1281 (aapcs_vfp_allocate_return_reg): Likewise.
1282 (struct aapcs_cp_arg_layout): Slightly reword comments for
1283 is_return_candidate and allocate_return_reg.
1284 (output_mov_vfp): Update assert.
1285 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1287 (arm_invalid_parameter_type): Remove.
1288 (amr_invalid_return_type): Remove.
1289 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1290 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1291 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1293 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1295 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1296 * config/aarch64/arch64-protos.h
1297 (aarch64_legitimize_reload_address): Remove.
1298 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1301 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1303 * configure.ac: Add ACX_NONCANONICAL_HOST.
1304 * configure: Regenerate.
1305 * Makefile.in: Set host_noncanonical.
1307 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
1310 * config/i386/i386.md (*movtf_internal): Before register allocation,
1311 do not allow FP constants for CM_MEDIUM memory model, allow only
1312 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
1313 (*movxf_internal): Ditto.
1314 (*movdf_internal): Ditto.
1315 (*movsf_internal): Ditto.
1317 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
1319 PR rtl-optimization/67483
1320 * combine.c (make_compound_operation): Don't call extract_left_shift
1321 with negative shift amounts.
1323 2016-05-13 Jakub Jelinek <jakub@redhat.com>
1326 * fold-const.c (fold_checksum_tree): Allow modification
1327 of TYPE_ALIAS_SET during folding.
1329 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
1330 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
1331 (ix86_split_to_parts): Likewise. Fix up formatting.
1333 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
1335 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
1336 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
1339 2016-05-13 Nathan Sidwell <nathan@acm.org>
1341 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
1342 (nvptx_name_replacement): Delete.
1343 (write_fn_proto, write_fn_proto_from_insn,
1344 nvptx_output_call_insn): Remove nvptx_name_replacement call.
1345 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
1346 * langhooks.c (add_builtin_funcction_common): Call
1347 targetm.mangle_decl_assembler_name.
1349 * config/nvptx/nvptx.c (write_fn_proto): Handle
1350 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
1352 2016-05-13 Martin Liska <mliska@suse.cz>
1354 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
1355 and PRIu64 in printf format.
1357 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1359 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
1362 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1364 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1365 Change --param max-completely-peeled-times to
1366 --param max-completely-peel-times in dump file printing.
1368 2016-05-13 Richard Biener <rguenther@suse.de>
1370 PR tree-optimization/42587
1371 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
1372 (find_bswap_or_nop_1): Likewise.
1373 (bswap_replace): Likewise.
1375 2016-05-13 Martin Liska <mliska@suse.cz>
1377 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1378 Initialize a variable with default value.
1380 2016-05-13 Martin Liska <mliska@suse.cz>
1382 * doc/invoke.texi: Enhance explanation of error recovery
1385 2016-05-13 Martin Liska <mliska@suse.cz>
1387 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
1388 (struct cost_pair): Change inv_expr_id (int) to inv_expr
1389 (iv_inv_expr_ent *).
1390 (struct iv_inv_expr_ent): Comment struct fields.
1391 (sort_iv_inv_expr_ent): New function.
1392 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
1393 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
1394 a hash_map between iv_inv_expr_ent and number of usages.
1395 (niter_for_exit): Fix coding style.
1396 (tree_ssa_iv_optimize_init): Use renamed variable.
1397 (determine_base_object): Fix coding style.
1398 (alloc_iv): Likewise.
1399 (find_interesting_uses_outside): Likewise.
1400 (add_candidate_1): Likewise.
1401 (add_standard_iv_candidates): Likewise.
1402 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1403 (prepare_decl_rtl): Fix coding style.
1404 (get_address_cost): Likewise.
1405 (get_shiftadd_cost): Likewise.
1406 (force_expr_to_var_cost): Likewise.
1407 (compare_aff_trees): Likewise.
1408 (get_expr_id): Restructure the function.
1409 (get_loop_invariant_expr_id): Renamed to
1410 get_loop_invariant_expr.
1411 (get_computation_cost_at): Replace usage of inv_expr_id with
1413 (get_computation_cost): Likewise.
1414 (determine_group_iv_cost_generic): Likewise.
1415 (determine_group_iv_cost_address): Likewise.
1416 (iv_period): Fix coding style.
1417 (iv_elimination_compare_lt): Likewise.
1418 (may_eliminate_iv): Likewise.
1419 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
1421 (determine_group_iv_costs): Dump invariant expressions.
1422 (iv_ca_recount_cost): Use the newly added hash_map.
1423 (iv_ca_set_remove_invariants): Fix coding style.
1424 (iv_ca_set_add_invariants): Fix coding style.
1425 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
1427 (iv_ca_set_cp): Likewise.
1428 (iv_ca_new): Initialize the newly added hash_map and remove
1429 initialization of fields.
1430 (iv_ca_free): Delete the hash_map.
1431 (iv_ca_dump): Dump invariant expressions.
1432 (iv_ca_extend): Fix coding style.
1433 (try_add_cand_for): Likewise.
1434 (create_new_ivs): Dump information about # of avg iterations and
1435 # of used invariant expressions.
1436 (rewrite_use_compare): Fix coding style.
1437 (free_loop_data): Set default value for max_inv_expr_id.
1439 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
1441 * cse.c (rest_of_handle_cse): Use cleanup_cfg
1442 returned value cse_cfg_altered computation.
1443 (rest_of_handle_cse2): Likewise.
1444 (rest_of_handle_cse_after_global_opts): Likewise.
1446 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1449 * config/arm/arm.c (arm32_output_mi_thunk): New.
1450 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
1451 to split Thumb1 vs TARGET_32BIT functionality.
1452 (arm_thumb1_mi_thunk): New.
1454 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1456 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
1459 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1462 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
1464 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
1466 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
1467 (expand_builtin_trap): Emit a regular call.
1468 (set_builtin_user_assembler_name): Remove obsolete cases.
1469 * dse.c (scan_insn): Adjust.
1470 * except.c: Include calls.h.
1471 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
1472 emit a regular call to setjmp.
1473 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
1474 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
1475 (emit_block_move_via_libcall): Delete.
1476 (block_move_fn): Delete.
1477 (init_block_move_fn): Likewise.
1478 (emit_block_move_libcall_fn): Likewise.
1479 (emit_block_op_via_libcall): New function.
1480 (set_storage_via_libcall): Tidy up and use memset builtin.
1481 (block_clear_fn): Delete.
1482 (init_block_clear_fn): Likewise.
1483 (clear_storage_libcall_fn): Likewise.
1484 (expand_assignment): Call emit_block_move_via_libcall.
1485 Do not include gt-expr.h.
1486 * expr.h (emit_block_op_via_libcall): Declare.
1487 (emit_block_copy_via_libcall): New inline function.
1488 (emit_block_move_via_libcall): Likewise.
1489 (emit_block_comp_via_libcall): Likewise.
1490 (block_clear_fn): Delete.
1491 (init_block_move_fn): Likewise.
1492 (init_block_clear_fn): Likewise.
1493 (emit_block_move_via_libcall): Likewise.
1494 (set_storage_via_libcall): Add default parameter value.
1495 * libfuncs.h (enum libfunc_index): Remove obsolete values.
1496 (abort_libfunc): Delete.
1497 (memcpy_libfunc): Likewise.
1498 (memmove_libfunc): Likewise.
1499 (memcmp_libfunc): Likewise.
1500 (memset_libfunc): Likewise.
1501 (setbits_libfunc): Likewise.
1502 (setjmp_libfunc): Likewise.
1503 (longjmp_libfunc): Likewise.
1504 (profile_function_entry_libfunc): Likewise.
1505 (profile_function_exit_libfunc): Likewise.
1506 (gcov_flush_libfunc): Likewise.
1507 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
1508 and DECL_VISIBILITY on the declaration.
1509 (init_optabs): Do not initialize obsolete libfuncs.
1510 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
1511 * tree-core.h (ECF_RET1): Define.
1512 (ECF_TM_PURE): Adjust.
1513 (ECF_TM_BUILTIN): Likewise.
1514 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
1515 (build_common_builtin_nodes): Initialize abort builtin.
1516 Add ECF_RET1 on memcpy, memmove and memset builtins.
1517 Pass final flags for alloca and alloca_with_align builtins.
1518 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
1520 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
1521 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
1522 set_storage_via_libcall and call emit_block_copy_via_libcall.
1524 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
1526 * config/i386/i386.md (*call_got_x32): Change operand 0 to
1527 DImode before it is passed to ix86_output_call_operand.
1528 (*call_value_got_x32): Ditto for operand 1.
1530 2016-05-12 Jiong Wang <jiong.wang@arm.com>
1532 PR rtl-optimization/70904
1533 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
1534 reload for wide mode.
1536 2016-05-12 Marek Polacek <polacek@redhat.com>
1539 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
1540 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
1541 * langhooks.h (incomplete_type_error): Likewise.
1542 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
1543 parameter, pass it down to incomplete_type_error.
1544 * tree.h (size_in_bytes): New inline overload.
1545 (size_in_bytes_loc): Renamed from size_in_bytes.
1547 2016-05-12 Richard Biener <rguenther@suse.de>
1549 PR tree-optimization/71059
1550 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
1551 nary before looking up or entering the expression into the VN
1553 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
1554 Make sure to re-use NARYs without result as inserted by
1557 2016-05-12 Richard Biener <rguenther@suse.de>
1559 PR tree-optimization/71062
1560 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1562 * tree-ssa-structalias.c (set_uids_in_ptset): Set
1563 vars_contains_restrict if the var is a restrict tag.
1564 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
1565 do not disambiguate pointers against it.
1566 (dump_points_to_solution): Re-structure and adjust for new
1567 vars_contains_restrict flag.
1568 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
1570 2016-05-12 Martin Liska <mliska@suse.cz>
1572 * doc/invoke.texi: Explain connection between
1573 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
1575 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
1577 PR tree-optimization/71006
1578 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
1579 consider COND_EXPR as a mask producer.
1581 2016-05-12 Marek Polacek <polacek@redhat.com>
1584 * opts.c (common_handle_option): Detect missing argument for --help^.
1586 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1589 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
1590 when popping the PC and within an interrupt handler routine.
1591 Add missing tab to output of "ldmfd".
1592 (output_return_instruction): Output LDMFD with SP update rather
1593 than POP when returning from interrupt handler.
1595 2016-05-12 Jakub Jelinek <jakub@redhat.com>
1597 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
1598 TARGET_64BIT && TARGET_AVX512DQ.
1599 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
1600 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
1601 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
1602 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
1603 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
1604 (*vec_extractv4si_zext): Add avx512dq alternative.
1605 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
1606 use v instead of x constraint in other alternatives where possible.
1608 * config/i386/sse.md (sse2_loadld): Use v instead of x
1609 constraint in alternatives 0,1,4.
1611 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
1612 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
1613 v constraints instead of x and <pinsr_evex_isa> isa attribute.
1616 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
1617 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
1618 is not emitted unless TARGET_AVX512BW.
1619 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
1620 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
1621 for the result operand.
1623 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
1624 constraint instead of x in avx alternatives. Use maybe_evex instead
1627 * config/i386/constraints.md (Yv): New constraint.
1628 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
1629 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
1630 * config/i386/i386.md (avx512fvecmode): New mode attr.
1631 (*pushtf): Use v constraint instead of x.
1632 (*movtf_internal): Likewise. For TARGET_AVX512VL and
1633 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
1634 (*absneg<mode>2): Use Yv constraint instead of x constraint.
1635 (*absnegtf2_sse): Likewise.
1636 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
1637 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
1638 avx512f alternatives.
1639 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
1641 2016-05-12 Richard Biener <rguenther@suse.de>
1643 PR tree-optimization/71060
1644 * tree-data-ref.c (initialize_data_dependence_relation): Do not
1645 require exact match of DR_BASE_OBJECT but only matching address and
1648 2016-05-12 Richard Biener <rguenther@suse.de>
1650 PR tree-optimization/70986
1651 * cfganal.c: Include cfgloop.h.
1652 (dfs_find_deadend): Prefer to take edges exiting loops.
1654 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1656 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
1657 compile and run time.
1659 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
1662 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
1664 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
1666 * config/i386/i386.c (legitimize_pic_address): Use
1667 copy_to_suggested_reg instead of gen_movsi.
1669 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1671 * config/rs6000/predicates.md (quad_memory_operand): Move most of
1672 the code into quad_address_p and call it to share code with
1673 vsx_quad_dform_memory_operand.
1674 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
1676 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
1677 bit instead of being a separate word. Split -mpower9-dform into
1678 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1679 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
1680 for the register class supporting 128-bit quad word memory offsets.
1681 (mode_supports_vsx_dform_quad): Helper function to return if the
1682 register class uses quad word memory offsets.
1683 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
1684 (rs6000_debug_reg_global): Always print if we are using LRA or not.
1685 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
1686 instructions are enabled, set up the appropriate addr_masks for
1688 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
1689 -mpower9-dform-scalar, instead of -mpower9-dform.
1690 (rs6000_option_override_internal): Split -mpower9-dform into two
1691 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
1692 -mpower9-dform switch sets or clears both. If we are not using
1693 the LRA register allocator, do not enable -mpower9-dform-vector by
1694 default. If we are using LRA, enable -mpower9-dform-vector and
1695 -mvsx-timode if it is appropriate. Issue a warning if either
1696 -mpower9-dform-vector or -mvsx-timode are explicitly used without
1698 (quad_address_offset_p): New helper function to return if the
1699 offset is legal for quad word memory instructions.
1700 (quad_address_p): New function to determin if GPR or vector
1701 register quad word memory addresses are legal.
1702 (mem_operand_gpr): Validate quad word address offsets.
1703 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
1704 d-form (register + offset) instructions.
1705 (offsettable_ok_by_alignment): Likewise.
1706 (rs6000_legitimate_offset_address_p): Likewise.
1707 (legitimate_lo_sum_address_p): Likewise.
1708 (rs6000_legitimize_address): Likewise.
1709 (rs6000_legitimize_reload_address): Add more debug statements for
1711 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
1712 d-form instructions.
1713 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
1714 d-form instructions. Distinguish different cases in debug
1715 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
1716 d-form instructions.
1717 (rs6000_preferred_reload_class): Likewise.
1718 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
1719 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
1720 of the ISA 2.06 indexed memory instructions.
1721 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
1722 use them to save/restore the saved vector registers instead of
1723 using Altivec instructions.
1724 (rs6000_emit_epilogue): Likewise.
1725 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
1726 (rs6000_opt_masks): Split -mpower9-dform into
1727 -mpower9-dform-scalar and -mpower9-dform-vector.
1728 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
1730 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
1731 ISA 3.0 vector indexed memory instructions, and fold the code into
1732 the normal mov<mode> patterns.
1733 (p9_vecstore_<mode>): Likewise.
1734 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
1736 (vsx_movti_64bit): Likewise.
1737 (vsx_movti_32bit): Likewise.
1738 * config/rs6000/constraints.md (wO constraint): New constraint for
1739 ISA 3.0 vector d-form support.
1740 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
1741 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
1742 include -mpower9-dform-vector until we switch over to LRA.
1743 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
1744 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1745 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
1746 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1747 for -mpower9-dform and -mlra.
1748 * doc/md.texi (wO constraint): Document wO constraint.
1750 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
1752 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
1753 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
1754 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
1755 Move handling of non-insn arguments inline into the sole user:
1756 (output_trans_func): ...here.
1757 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
1758 in emitted function prototype.
1759 (output_internal_insn_latency_func): Ditto. Simplify.
1760 (output_internal_maximal_insn_latency_func): Ditto. Delete
1761 always-unused argument.
1762 (output_insn_latency_func): Ditto.
1763 (output_maximal_insn_latency_func): Ditto.
1765 2016-05-11 Richard Biener <rguenther@suse.de>
1767 PR tree-optimization/71055
1768 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
1769 sth with precision not equal to access size verify we don't chop
1772 2016-05-11 Richard Biener <rguenther@suse.de>
1775 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
1776 (dwarf2out_finish): Move retry_incomplete_types call ...
1777 (dwarf2out_early_finish): ... here.
1779 2016-05-11 Richard Biener <rguenther@suse.de>
1782 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
1783 if the langhook insists on it.
1784 * fold-const.c (make_bit_field_ref): Add arg for the original
1785 reference and preserve its alias-set.
1786 (decode_field_reference): Take exp by reference and adjust it
1787 to the original memory reference.
1788 (optimize_bit_field_compare): Adjust callers.
1789 (fold_truth_andor_1): Likewise.
1790 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
1792 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
1795 * cfgrtl.h (delete_insn_and_edges): Now return bool.
1796 * cfgrtl.c (delete_insn_and_edges): Likewise.
1797 * config/i386/i386.c (convert_scalars_to_vector): Remove
1799 * cse.c (cse_insn): Compute cse_cfg_altered.
1800 (delete_trivially_dead_insns): Likewise.
1801 (cse_cc_succs): Likewise.
1802 (rest_of_handle_cse): Free dominance info if required.
1803 (rest_of_handle_cse2): Likewise.
1804 (rest_of_handle_cse_after_global_opts): Likewise.
1806 2016-05-11 Alan Modra <amodra@gmail.com>
1808 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
1809 abi_v4_pass_in_fpr): New functions.
1810 (rs6000_function_arg_boundary): Exclude complex IBM long double
1811 from 64-bit alignment when ABI_V4.
1812 (rs6000_function_arg, rs6000_function_arg_advance_1,
1813 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
1815 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
1817 PR rtl-optimization/71028
1818 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
1819 jump with just a return in the fallthrough block if the branch
1820 block contains just a return as well.
1822 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
1824 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
1825 * match.pd ((X & Y) ^ Y): ... this.
1826 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
1827 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
1829 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1831 * read-md.c (require_char_ws): New function.
1832 (read_string): Simplify using require_char_ws.
1833 (handle_constants): Likewise.
1834 (handle_enum): Likewise.
1835 (handle_file): Likewise.
1836 * read-md.h (require_char_ws): New declaration.
1837 * read-rtl.c (read_conditions): Simplify using require_char_ws.
1838 (read_mapping): Likewise.
1839 (read_rtx_code): Likewise.
1840 (read_nested_rtx): Likewise.
1842 2016-05-10 James Norris <jnorris@codesourcery.com>
1844 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
1845 if offloading is enabled and -fopenacc or -fopenmp is specified.
1846 (CRTOFFLOADEND): Likewise.
1847 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
1848 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
1850 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
1852 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
1853 gotoff_operand code paths. Use copy_to_suggested_regs and
1854 expand_simple_binop where appropriate. Cleanup.
1856 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1859 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
1861 (dimode_scalar_chain::vector_const_cost): New.
1862 (dimode_scalar_chain::compute_convert_gain): Handle constants.
1863 (dimode_scalar_chain::convert_op): Likewise.
1864 (dimode_scalar_chain::convert_insn): Likewise.
1866 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1868 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
1869 unary operation, not a binary one.
1871 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1874 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
1875 calls with type casted fndecl.
1877 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1879 PR tree-optimization/70786
1880 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
1881 * calls.c (initialize_argument_information): Bind bounds
1882 with corresponding args passed by reference.
1884 2016-05-10 Jakub Jelinek <jakub@redhat.com>
1887 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
1888 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
1889 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
1892 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1895 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
1896 code for a zero scale factor.
1897 (vsx_xvcvdpuxds_scale): Likewise.
1899 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1901 * diagnostic-show-locus.c (layout::layout): Call show_ruler
1902 if show_ruler_p was set on the context.
1903 (layout::show_ruler): New method.
1904 * diagnostic.h (struct diagnostic_context): Add field
1907 2016-05-10 Richard Biener <rguenther@suse.de>
1909 PR tree-optimization/71039
1910 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
1911 (chk_uses): New function.
1912 (propagate_with_phi): Verify we can safely replicate the lhs of an
1913 aggregate assignment on all incoming edges.
1915 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
1917 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
1919 (rx_atomic_sequence): New class.
1920 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
1921 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
1923 (rx_atomic_sequence::rx_atomic_sequence,
1924 rx_atomic_sequence::~rx_atomic_sequence): New functions.
1925 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
1926 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
1927 CTRLREG_INTB): New constants.
1928 (FETCHOP): New code iterator.
1929 (fethcop_name, fetchop_name2): New iterator code attributes.
1930 (QIHI): New mode iterator.
1931 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
1932 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
1933 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
1935 2016-05-10 Martin Liska <mliska@suse.cz>
1937 * tree-inline.c (remap_dependence_clique): Do not remap
1938 debugging statements.
1940 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1942 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
1943 ("*fixuns_truncdfdi2_z13")
1944 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
1945 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
1946 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
1948 2016-05-10 Richard Biener <rguenther@suse.de>
1950 PR tree-optimization/70497
1951 PR tree-optimization/28367
1952 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
1954 (visit_reference_op_load): ... here.
1955 (vn_reference_lookup_3): Use it to handle subreg-like accesses
1956 with simplified BIT_FIELD_REFs.
1957 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
1958 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
1961 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1963 * dwarf2out.c (add_abstract_origin_attribute): Adjust
1964 documentation comment. For BLOCK nodes, add a
1965 DW_AT_abstract_origin attribute that points to the DIE generated
1966 for the origin BLOCK.
1967 (gen_lexical_block_die): Call add_abstract_origin_attribute for
1968 blocks from inlined functions.
1970 2016-05-10 Alan Modra <amodra@gmail.com>
1973 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
1974 regrename modifying insns saving lr before __morestack call.
1975 * config/rs6000/rs6000.md (split_stack_return): Similarly for
1976 insns restoring lr after __morestack call.
1978 2016-05-09 Jakub Jelinek <jakub@redhat.com>
1980 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
1981 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
1983 * config/i386/sse.md (vec_interleave_high<mode>,
1984 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
1985 <avx512>_vpermt2var<mode>3_maskz): Likewise.
1987 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1989 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
1990 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
1991 parallel reassociation for power8 and forward.
1993 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
1995 * config/i386/i386.md (absneg splitters with general regs): Use
1996 general_reg_operand predicate.
1997 (btsq peephole2): Use x86_64_immediate_operand to check if new
1998 value is suitable for immediate operand. Generate emitted insn
1999 using RTL expressions.
2000 (btcq peephole2): Ditto.
2001 (btrq peephole2): Ditto. Generate correct immediate operand
2004 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2006 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2009 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2011 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2012 pointer dereference.
2014 2016-05-09 Richard Biener <rguenther@suse.de>
2016 PR tree-optimization/70985
2017 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2018 op0 isn't a gimple register.
2020 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2022 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2023 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2024 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2025 (i6400_fpu_mult): New cpu units.
2026 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2027 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2028 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2029 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2030 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2031 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2032 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2033 (i6400_msa_long_float4, i6400_msa_long_float5)
2034 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2035 (i6400_msa_fdiv_sf): New reservations.
2036 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2037 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2038 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2039 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2040 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2041 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2042 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2043 (msa_short_store4, msa_long_load, msa_short_store)
2044 (msa_long_logic, msa_long_float2, msa_long_float4)
2045 (msa_long_float5, msa_long_float8, msa_long_mult)
2046 (msa_long_fdiv, msa_long_div): New reservations.
2048 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2049 Sameera Deshpande <sameera.deshpande@imgtec.com>
2050 Matthew Fortune <matthew.fortune@imgtec.com>
2051 Graham Stott <graham.stott@imgtec.com>
2052 Chao-ying Fu <chao-ying.fu@imgtec.com>
2054 * config.gcc: Add MSA header file for mips*-*-* target.
2055 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2056 (Ubv8i, Urv8): New constraints.
2057 * config/mips/mips-ftypes.def: Add function types for MSA
2059 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2060 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2061 * config/mips/mips-msa.md: New file.
2062 * config/mips/mips-protos.h
2063 (mips_split_128bit_const_insns): New prototype.
2064 (mips_msa_idiv_insns): Likewise.
2065 (mips_split_128bit_move): Likewise.
2066 (mips_split_128bit_move_p): Likewise.
2067 (mips_split_msa_copy_d): Likewise.
2068 (mips_split_msa_insert_d): Likewise.
2069 (mips_split_msa_fill_d): Likewise.
2070 (mips_expand_msa_branch): Likewise.
2071 (mips_const_vector_same_val_p): Likewise.
2072 (mips_const_vector_same_bytes_p): Likewise.
2073 (mips_const_vector_same_int_p): Likewise.
2074 (mips_const_vector_shuffle_set_p): Likewise.
2075 (mips_const_vector_bitimm_set_p): Likewise.
2076 (mips_const_vector_bitimm_clr_p): Likewise.
2077 (mips_msa_vec_parallel_const_half): Likewise.
2078 (mips_msa_output_division): Likewise.
2079 (mips_ldst_scaled_shift): Likewise.
2080 (mips_expand_vec_cond_expr): Likewise.
2081 * config/mips/mips.c (enum mips_builtin_type): Add
2082 MIPS_BUILTIN_MSA_TEST_BRANCH.
2083 (mips_gen_const_int_vector_shuffle): New prototype.
2084 (mips_const_vector_bitimm_set_p): New function.
2085 (mips_const_vector_bitimm_clr_p): Likewise.
2086 (mips_const_vector_same_val_p): Likewise.
2087 (mips_const_vector_same_bytes_p): Likewise.
2088 (mips_const_vector_same_int_p): Likewise.
2089 (mips_const_vector_shuffle_set_p): Likewise.
2090 (mips_symbol_insns): Forbid loading symbols via immediate for
2092 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2094 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2096 (mips_lx_address_p): Add support load indexed address for MSA.
2097 (mips_address_insns): Add calculation of instructions needed for
2098 stores and loads for MSA.
2099 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2100 CONST_VECTOR for MSA and let it fall through.
2101 (mips_ldst_scaled_shift): New function.
2102 (mips_subword_at_byte): Likewise.
2103 (mips_msa_idiv_insns): Likewise.
2104 (mips_legitimize_move): Validate MSA moves.
2105 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2106 calculation of costs for MSA division.
2107 (mips_split_move_p): Check if MSA moves need splitting.
2108 (mips_split_move): Split MSA moves if necessary.
2109 (mips_split_128bit_move_p): New function.
2110 (mips_split_128bit_move): Likewise.
2111 (mips_split_msa_copy_d): Likewise.
2112 (mips_split_msa_insert_d): Likewise.
2113 (mips_split_msa_fill_d): Likewise.
2114 (mips_output_move): Handle MSA moves.
2115 (mips_expand_msa_branch): New function.
2116 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2117 Reinstate 'y' modifier.
2118 (mips_file_start): Add MSA .gnu_attribute.
2119 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2121 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2122 (mips_class_max_nregs): Add register size for MSA supported mode.
2123 (mips_cannot_change_mode_class): Allow conversion between MSA
2124 vector modes and TImode.
2125 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2127 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2128 (mips_preferred_simd_mode): Add preffered modes for MSA.
2129 (mips_vector_mode_supported_p): Add MSA supported modes.
2130 (mips_autovectorize_vector_sizes): New function.
2131 (mips_msa_output_division): Likewise.
2132 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2133 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2134 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2135 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2136 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2137 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2138 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2139 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2140 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2141 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2142 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2143 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2144 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2145 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2146 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2147 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2148 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2149 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2150 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2151 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2152 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2153 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2154 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2155 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2156 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2157 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2158 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2159 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2160 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2161 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2162 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2163 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2164 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2165 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2166 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2167 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2168 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2169 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2170 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2171 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2172 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2173 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2174 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2175 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2176 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2177 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2178 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2179 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2180 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2181 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2182 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2183 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2184 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2185 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2186 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2187 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2188 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2189 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2190 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2191 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2192 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2193 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2194 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2195 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2196 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2197 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2198 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2199 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2200 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2201 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2202 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2203 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2204 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2205 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2206 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2207 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2208 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2209 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2210 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2211 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2212 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2213 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2214 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2215 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2216 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2217 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2218 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2219 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2220 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2221 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2222 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2223 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2224 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2225 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2226 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2227 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2228 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2229 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2230 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2231 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2232 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2233 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2234 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2235 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2236 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2237 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2238 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2239 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2240 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2241 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2242 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2243 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2244 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2245 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2246 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2247 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2248 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2249 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2250 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2251 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2252 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2253 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2254 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2255 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2256 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2257 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2258 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2259 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2260 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2261 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2262 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2263 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2264 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2265 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2266 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2267 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2268 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2269 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2270 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2271 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2272 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2273 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2274 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2275 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2276 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2277 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2278 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2279 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2280 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2281 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2282 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2284 (mips_get_builtin_decl_index): New array.
2285 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2286 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2287 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2288 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2289 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2291 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2293 (mips_expand_builtin_insn): Prepare operands for
2294 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2295 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2296 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2297 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2298 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2299 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2300 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2301 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2302 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2303 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2304 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2305 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
2306 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
2307 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
2308 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
2309 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
2310 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
2311 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
2312 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
2313 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
2314 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
2315 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
2316 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
2317 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
2318 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
2319 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
2320 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
2321 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
2322 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
2323 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
2324 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
2325 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
2326 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
2327 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
2328 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
2329 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
2330 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
2331 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
2332 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
2333 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
2334 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
2335 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
2336 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
2337 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
2338 These are set implicitly and an error is reported if overridden.
2339 (mips_expand_builtin_msa_test_branch): New function.
2340 (mips_expand_msa_shuffle): Likewise.
2341 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
2342 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
2343 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
2344 (mips_expand_vec_unpack): Add support for MSA.
2345 (mips_expand_vector_init): Likewise.
2346 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
2347 instead of const0_rtx.
2348 (mips_msa_vec_parallel_const_half): New function.
2349 (mips_gen_const_int_vector): Likewise.
2350 (mips_gen_const_int_vector_shuffle): Likewise.
2351 (mips_expand_msa_cmp): Likewise.
2352 (mips_expand_vec_cond_expr): Likewise.
2353 * config/mips/mips.h
2354 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
2355 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
2357 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
2358 (ISA_HAS_MSA): New macro.
2359 (UNITS_PER_MSA_REG): Likewise.
2360 (BITS_PER_MSA_REG): Likewise.
2361 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
2362 (MSA_REG_FIRST): New macro.
2363 (MSA_REG_LAST): Likewise.
2364 (MSA_REG_NUM): Likewise.
2365 (MSA_REG_P): Likewise.
2366 (MSA_REG_RTX_P): Likewise.
2367 (MSA_SUPPORTED_MODE_P): Likewise.
2368 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
2369 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
2370 * config/mips/mips.md: Include mips-msa.md.
2371 (alu_type): Add simd_add.
2372 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
2373 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
2374 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
2375 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
2376 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
2377 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
2378 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
2379 simd_move, simd_load, simd_store. Choose "multi" for moves
2381 (qword_mode): New attribute.
2382 (insn_count): Add instruction count for quad moves.
2383 Increase the count for MIPS SIMD division.
2384 (UNITMODE): Add UNITMODEs for vector types.
2385 (addsub): New code iterator.
2386 * config/mips/mips.opt (mmsa): New option.
2387 * config/mips/msa.h: New file.
2388 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
2390 * config/mips/mti-linux.h: Likewise.
2391 * config/mips/predicates.md
2392 (const_msa_branch_operand): New constraint.
2393 (const_uimm3_operand): Likewise.
2394 (const_uimm4_operand): Likewise.
2395 (const_uimm5_operand): Likewise.
2396 (const_uimm8_operand): Likewise.
2397 (const_imm5_operand): Likewise.
2398 (aq10b_operand): Likewise.
2399 (aq10h_operand): Likewise.
2400 (aq10w_operand): Likewise.
2401 (aq10d_operand): Likewise.
2402 (const_m1_operand): Likewise.
2403 (reg_or_m1_operand): Likewise.
2404 (const_exp_2_operand): Likewise.
2405 (const_exp_4_operand): Likewise.
2406 (const_exp_8_operand): Likewise.
2407 (const_exp_16_operand): Likewise.
2408 (const_vector_same_val_operand): Likewise.
2409 (const_vector_same_simm5_operand): Likewise.
2410 (const_vector_same_uimm5_operand): Likewise.
2411 (const_vector_same_uimm6_operand): Likewise.
2412 (const_vector_same_uimm8_operand): Likewise.
2413 (par_const_vector_shf_set_operand): Likewise.
2414 (reg_or_vector_same_val_operand): Likewise.
2415 (reg_or_vector_same_simm5_operand): Likewise.
2416 (reg_or_vector_same_uimm6_operand): Likewise.
2417 * doc/extend.texi (MIPS SIMD Architecture Functions): New
2419 * doc/invoke.texi (-mmsa): Document new option.
2421 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2423 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
2424 * configure: Regenerate.
2425 * config.in: Regenerate.
2426 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
2428 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
2429 (ENDFILE_VTV_SPEC): Define.
2431 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
2433 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
2434 registers in all interrupt handlers if necessary.
2435 (rl78_option_override): Add warning.
2436 (MUST_SAVE_MDUC_REGISTERS): New macro.
2437 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
2438 * config/rl78/rl78.c (check_mduc_usage): New function.
2439 (mduc_regs): New structure to hold MDUC register data.
2440 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
2441 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
2442 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
2443 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
2444 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
2445 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
2447 2016-05-09 Bin Cheng <bin.cheng@arm.com>
2449 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
2450 (tree-ssa-loop-niter.h): Ditto.
2451 (idx_within_array_bound, ref_within_array_bound): New functions.
2452 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
2453 Factor out check on writable base object to ...
2454 (base_object_writable): ... here.
2456 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2458 * config/arm/arm.md (probe_stack): Add modes to set source
2461 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
2463 * regrename.c (base_reg_class_for_rename): New static function.
2464 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
2466 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
2468 * cgraph.c (thunk_adjust): Export.
2469 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
2470 * cgraphunit.c (thunk_adjust): Export.
2471 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
2473 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
2475 * tree-inline.c (expand_call_inline): Expand thunks inline.
2477 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
2480 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
2481 (*sse2_vd_cvtss2sd): Ditto.
2482 * config/i386/i386.md
2483 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
2484 Generate *sse2_vd_cvtsd2ss pattern.
2485 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
2486 Generate *sse2_vd_cvtss2sd pattern.
2488 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2490 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
2491 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
2494 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2496 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
2497 * config/sh/sh.c: Define and declare variables on first use throughout
2499 (current_function_interrupt): Change to bool type.
2500 (frame_insn): Rename to emit_frame_insn and update users.
2501 (push_regs): Use bool for 'interrupt_handler' argument.
2502 (save_schedule_s): Remove.
2503 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
2504 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
2505 targetm.asm_out.unaligned_op.di.
2506 (gen_far_branch): Remove redundant forward declaration.
2507 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
2508 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
2509 (sh_set_return_address, sh_function_ok_for_sibcall,
2510 scavenge_reg): Update comments.
2511 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
2512 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
2513 (sh_attr_renesas_p): Remove unnecessary parentheses.
2514 (branch_dest): Simplify.
2515 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
2516 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
2517 (CUMULATIVE_ARGS): Change macro to typedef.
2518 (current_function_interrupt): Change to bool type.
2519 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
2520 Surround with __cplusplus ifdef.
2521 (sh_compare_op0, sh_compare_op1): Remove.
2522 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
2524 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
2526 * config/arm/arm.md: (arch): Add neon.
2527 (arch_enabled): Return yes for arch neon when TARGET_NEON.
2528 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
2529 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
2530 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
2531 attributes for alt renumbering. Mark alt 3 as non-predicable.
2532 (thumb2_movdf_vfp): Likewise.
2534 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
2536 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
2537 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
2538 (*andqi_1): Add preferred_for_speed attribute to disparage
2539 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
2540 (*<code>qi_1): Ditto.
2541 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
2542 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
2543 (*ashlqi3_1): Ditto.
2544 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
2545 Add preferred_for_size attribute to disparage alternative 0 and
2546 preferred_for_speed attribute to disparage alternative 1 for
2547 TARGET_PARTIAL_REG_STALL targets.
2549 2016-05-07 Tom de Vries <tom@codesourcery.com>
2551 PR tree-optimization/70956
2552 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
2555 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
2557 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
2558 * config/sh/sh.c (sh_cbranch_distance): Implement it.
2559 * config/sh/sh.md (branch_zero): Remove define_attr.
2560 (define_delay): Disable delay slot if branch distance is one insn.
2562 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2564 * config/i386/i386.md (LEAMODE): New mode attribute.
2565 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
2566 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
2567 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
2568 operand 2 predicate.
2569 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
2570 (*lea<mode>_general_3): Ditto.
2571 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
2573 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2575 * genmddump.c (main): Convert argv from char ** to const char **.
2577 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2579 * coretypes.h (OVERRIDE): New macro.
2582 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
2584 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
2585 allow coalescing if the types are compatible.
2587 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2589 * pass_manager.h (pass_manager::register_pass_name): New method.
2590 (pass_manager::get_pass_by_name): New method.
2591 (pass_manager::create_pass_tab): New method.
2592 (pass_manager::m_name_to_pass_map): New field.
2593 * passes.c (name_to_pass_map): Delete global in favor of field
2594 "m_name_to_pass_map" of pass_manager.
2595 (register_pass_name): Rename from a function to...
2596 (pass_manager::register_pass_name): ...this method, updating
2597 for renaming of global "name_to_pass_map" to field
2598 "m_name_to_pass_map".
2599 (create_pass_tab): Rename from a function to...
2600 (pass_manager::create_pass_tab): ...this method, updating
2601 for renaming of global "name_to_pass_map" to field.
2602 (get_pass_by_name): Rename from a function to...
2603 (pass_manager::get_pass_by_name): ...this method.
2604 (enable_disable_pass): Convert use of get_pass_by_name to
2605 a method call, locating the pass_manager singleton.
2607 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2609 * genattr-common.c (main): Convert argv from char ** to const char **.
2610 * genattr.c (main): Likewise.
2611 * genattrtab.c (main): Likewise.
2612 * genautomata.c (initiate_automaton_gen): Likewise.
2614 * gencodes.c (main): Likewise.
2615 * genconditions.c (main): Likewise.
2616 * genconfig.c (main): Likewise.
2617 * genconstants.c (main): Likewise.
2618 * genemit.c (main): Likewise.
2619 * genenums.c (main): Likewise.
2620 * genextract.c (main): Likewise.
2621 * genflags.c (main): Likewise.
2622 * genmddeps.c (main): Likewise.
2623 * genopinit.c (main): Likewise.
2624 * genoutput.c (main): Likewise.
2625 * genpeep.c (main): Likewise.
2626 * genpreds.c (main): Likewise.
2627 * genrecog.c (main): Likewise.
2628 * gensupport.c (init_rtx_reader_args_cb): Likewise.
2629 (init_rtx_reader_args): Likewise.
2630 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2631 (init_rtx_reader_args): Likewise.
2632 * gentarget-def.c (main): Likewise.
2633 * read-md.c (read_md_files): Likewise.
2634 * read-md.h (read_md_files): Likewise.
2636 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2638 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
2639 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
2640 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
2641 Remove unused predicate.
2642 (register_and_not_fp_reg_operand): Ditto.
2644 2016-05-06 Martin Liska <mliska@suse.cz>
2646 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
2647 instead of vec as the vector is local to the function.
2649 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2651 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
2652 avx512bw alternative.
2654 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
2655 before the ashr<mode>3 pattern.
2657 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
2658 v instead of x in vex or maybe_vex alternatives, use
2659 maybe_evex instead of vex in prefix.
2661 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
2662 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
2663 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
2664 in vex or maybe_vex alternatives, use maybe_evex instead of vex
2667 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
2668 v instead of x in vex or maybe_vex alternatives, use
2669 maybe_evex instead of vex in prefix.
2671 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
2672 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
2673 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
2674 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
2675 alternatives, use maybe_evex instead of vex in prefix.
2677 * config/i386/sse.md (vec_interleave_lowv4sf,
2678 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
2679 v instead of x in vex or maybe_vex alternatives, use
2680 maybe_evex instead of vex in prefix.
2682 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
2683 v instead of x in vex or maybe_vex alternatives, use
2684 maybe_evex instead of vex in prefix.
2686 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
2687 v constraint instead of x.
2689 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
2691 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
2692 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
2695 2016-05-06 Richard Biener <rguenther@suse.de>
2697 PR tree-optimization/70948
2698 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2699 Properly clobber all fields of va_list for __builtin_va_start.
2701 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2704 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
2705 loop latch destination.
2707 2016-05-06 Martin Liska <mliska@suse.cz>
2709 * tree-ssa-uninit.c: Apply manual changes
2710 to the GNU coding style.
2711 (prune_uninit_phi_opnds): Rename from
2712 prune_uninit_phi_opnds_in_unrealizable_paths.
2714 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2716 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
2717 mspace): Remove deprecated options.
2718 * doc/invoke.texi (SH options): Remove -mspace.
2720 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2722 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
2724 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2726 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
2727 corresponding combine split pattern.
2729 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2732 * config/sh/predicates.md (long_displacement_mem_operand): New.
2733 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
2734 Add movi20, movi20s alternatives. Adjust length attribute for
2736 (movsi_ie): Allow for any FPU. Adjust length attribute for
2738 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
2739 attribute for alternatives.
2740 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
2741 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
2742 length attribute for alternatives.
2744 2016-05-06 Richard Biener <rguenther@suse.de>
2746 PR tree-optimization/70960
2747 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
2749 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2752 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
2753 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
2755 2016-05-06 Marek Polacek <polacek@redhat.com>
2758 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
2760 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2763 * config/sh/sh.md (*rotcr): Add another variant.
2765 2016-05-06 Richard Biener <rguenther@suse.de>
2768 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
2770 2016-05-06 Richard Biener <rguenther@suse.de>
2773 * fold-const.c (split_tree): Always convert to the original type
2776 2016-05-06 Richard Biener <rguenther@suse.de>
2778 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
2779 (fwprop_addr): Likewise.
2781 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2784 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
2786 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
2787 * config/i386/i386.md (push mem splitter): Use find_constant_src in
2788 the splitter condition.
2789 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
2790 the splitter condition.
2791 (FP float_extend load splitter): Ditto.
2793 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
2795 * config/i386/i386.md (peehole2 patterns): Change true_regnum
2796 to REGNO in all peephole2 patterns.
2797 (post-reload splitters): Change true_regnum to REGNO in
2798 post-reload splitters.
2799 (zero_extend splitters): Use general_reg_operand and
2800 nonimmediate_gr_operand predicates.
2802 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2804 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
2805 v constraint instead of x.
2807 2016-05-05 Alan Modra <amodra@gmail.com>
2810 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
2811 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
2812 TARGET_NO_FP_IN_TOC for -mrelocatable.
2813 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
2814 TARGET_RELOCATABLE test.
2815 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2816 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2817 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2818 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2819 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2820 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2821 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2822 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2823 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
2824 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2826 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
2827 (rs6000_stack_info): Likewise.
2828 (rs6000_elf_asm_out_constructor): Likewise.
2829 (rs6000_elf_asm_out_destructor): Likewise.
2830 (rs6000_elf_declare_function_name): Likewise.
2831 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
2832 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
2835 2016-05-05 Alan Modra <amodra@gmail.com>
2837 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
2839 2016-05-05 Alan Modra <amodra@gmail.com>
2841 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
2842 out-of-line gpr restore for one or two regs if that would add
2845 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
2848 * config/i386/i386.md
2849 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
2850 Change to post-epilogue_completed late splitter. Use sse_reg_operand
2851 as operand 0 predicate.
2852 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
2854 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
2855 Ditto. Emit the pattern using RTX.
2857 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
2858 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
2859 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
2860 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
2862 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
2863 sse_reg_operand as operand 0 predicate.
2865 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
2866 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
2867 instead of gen_rtx_REG.
2868 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
2871 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2873 * function.c (emit_use_return_register_into_block): Delete.
2874 (gen_return_pattern): Delete.
2875 (emit_return_into_block): Delete.
2876 (active_insn_between): Delete.
2877 (convert_jumps_to_returns): Delete.
2878 (emit_return_for_exit): Delete.
2879 (thread_prologue_and_epilogue_insns): Delete all code dealing with
2880 simple_return for shrink-wrapped blocks.
2881 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
2882 end of blocks that need one.
2883 (get_unconverted_simple_return): Delete.
2884 (convert_to_simple_return): Delete.
2885 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
2886 (convert_to_simple_return): Ditto.
2888 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2890 * cfgcleanup.c (bb_is_just_return): New function.
2891 (try_optimize_cfg): Simplify jumps to return, branches to return,
2892 and branches around return.
2894 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2896 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
2899 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2903 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
2904 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
2905 assert flags & OEP_HASH_CHECK, instead of asserting it
2906 never happens. Handle TARGET_EXPR.
2907 * fold-const.c (operand_equal_p): For hash verification,
2908 or in OEP_HASH_CHECK into flags.
2910 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
2912 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
2914 (compute_samebase_partition_bases): Fix typo.
2916 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2918 * config/i386/sse.md (vec_interleave_highv8sf,
2919 vec_interleave_lowv8sf, vec_interleave_highv4df,
2920 vec_interleave_lowv4df): Remove constraints from expanders.
2922 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
2924 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2926 * tree-inline.c (expand_call_inline): Fix path dealing with
2927 making lhs of call statement undefined.
2929 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2931 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
2932 Check availability on NODE, too.
2933 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
2934 (cgraph_node::call_for_symbol_and_aliases): Likewise.
2935 (varpool_node::call_for_symbol_and_aliase): Likewise.
2936 * ipa-pure-const.c (add_new_function): Analyze all bodies.
2937 (propagate_pure_const): Propagate across interposable functions, too.
2938 (skip_function_for_local_pure_const): Do not skip interposable bodies
2940 (pass_local_pure_const::execute): Update.
2942 2016-05-04 Marek Polacek <polacek@redhat.com>
2944 * doc/invoke.texi: Document -Wdangling-else.
2946 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2948 * config.gcc: Error out when conflicting multilib is detected. Do not
2949 loop over multilibs since no combination is legal.
2951 2016-05-04 Alan Modra <amodra@gmail.com>
2953 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
2954 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
2955 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2958 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
2960 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
2961 Clean up p5600 comments.
2963 2016-05-04 Richard Biener <rguenther@suse.de>
2965 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
2966 constructor simplifications.
2967 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
2969 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
2971 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
2972 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
2973 result.set_rtx is null instead of aborting.
2974 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
2976 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
2977 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
2978 *mov<mode>_store_postinc): New patterns.
2980 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
2982 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
2983 as commutative. Check both conversions are NOP.
2984 ((A & B) OP (C & B)): Remove.
2986 2016-05-04 Alan Modra <amodra@gmail.com>
2988 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
2990 2016-05-04 Alan Modra <amodra@gmail.com>
2993 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
2994 when cr2,3,4 are all fixed regs.
2996 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
2998 PR rtl-optimization/57193
2999 * opts.c (default_options_table): Revert OPT_frename_registers change.
3000 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3002 2016-05-03 Martin Sebor <msebor@redhat.com>
3005 * builtins.c (fold_builtin_FILE): New function.
3006 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3007 (fold_builtin_0): Call them.
3008 * gimplify.c (gimplify_call_expr): Remove the handling of
3009 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3012 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3013 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3017 * doc/extend.texi (Function Names as Strings): Update __func__,
3018 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3021 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3022 Richard Biener <rguenther@suse.de>
3024 PR tree-optimization/70916
3025 * tree-if-conv.c: Include cfganal.h.
3026 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3027 and remove_fake_exit_edges around the optimization pass.
3029 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3031 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3032 (cgraph_edge::make_direct): Likewise.
3033 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3034 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3035 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3036 (CIF_THUNK): New code.
3037 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3038 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3039 (compute_inline_parameters): Set inline_failed for thunks.
3040 (inline_analyze_function): Cleanup.
3041 * ipa-inline.c (can_inline_edge_p): Do not deal with
3042 call_stmt_cannot_inline_p.
3043 (can_early_inline_edge_p): Likewise.
3044 (early_inliner): Initialize inline_failed.
3045 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3047 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3049 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3050 from nonimm_ssenomem_operand.
3051 (nonimm_ssenomem_operand): New predicate.
3052 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3053 as operand 0 predicate.
3054 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3055 Disable unsupported alternatives using "enabled" attribute.
3056 Use register_ssemem_operand as operand 0 predicate.
3057 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3059 2016-05-03 Marek Polacek <polacek@redhat.com>
3062 * input.c (expansion_point_location): New function.
3063 * input.h (expansion_point_location): Declare.
3065 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3067 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3068 occurence with frame_offset_ ones.
3070 2016-05-03 Alan Modra <amodra@gmail.com>
3072 PR rtl-optimization/70890
3073 * ira.c (combine_and_move_insns): When moving def_insn, remove
3076 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3078 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3079 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3080 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3081 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3083 2016-05-03 Alan Modra <amodra@gmail.com>
3085 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3086 for SAVE_MULTIPLE/STORE_MULTIPLE.
3088 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3090 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3091 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3093 2016-05-03 Richard Biener <rguenther@suse.de>
3095 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3097 (gimplify_arg): Likewise.
3098 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3099 re-writing the result to a decl if required.
3100 (internal_get_tmp_var): Add allow_ssa parameter
3101 and override into_ssa with it.
3102 (get_formal_tmp_var): Adjust.
3103 (get_initialized_tmp_var): Add allow_ssa parameter.
3104 (gimplify_arg): Add allow_ssa parameter and avoid generating
3105 SSA names for the result false.
3106 (gimplify_call_expr): If the call may return twice do not
3107 gimplify parameters into SSA.
3108 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3109 (gimplify_modify_expr): Adjust assert. For noreturn calls
3110 with a SSA name LHS adjust its def.
3111 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3112 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3113 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3114 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3115 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3116 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3117 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3118 (optimize_target_teams): Do not allow SSA names for clause operands.
3119 (gimplify_expr): Likewise for where we mark the result addressable.
3120 * passes.def (pass_init_datastructures): Remove.
3121 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3122 (rewrite_stmt): Likewise.
3123 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3124 (replace_locals_op): Replace SSA names.
3125 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3126 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3127 * cgraph.c (release_function_body): Free CFG annotations only
3128 when we have a CFG. Simplify.
3129 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3130 force_gimple_operand instead of get_initialized_tmp_var.
3131 * tree-pass.h (make_pass_init_datastructures): Remove.
3132 * tree-ssa.c (execute_init_datastructures): Remove.
3133 (pass_data_init_datastructures): Likewise.
3134 (class pass_init_datastructures): Likewise.
3135 (make_pass_init_datastructures): Likewise.
3136 * omp-low.c (create_omp_child_function): Init SSA data structures.
3137 (grid_expand_target_grid_body): Likewise.
3138 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3139 name before adding it to names_to_release.
3140 (remove_bb): Always release SSA defs.
3141 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3142 before dereferencing it.
3143 * cgraphunit.c (init_lowered_empty_function): Always
3144 int SSA data structures.
3145 * tree-ssanames.c (release_defs): Remove assert that we are in
3147 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3149 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3150 Uros Bizjak <ubizjak@gmail.com>
3152 PR rtl-optimization/70467
3153 * config/i386/predicates.md (x86_64_hilo_int_operand,
3154 x86_64_hilo_general_operand): New predicates.
3155 * config/i386/constraints.md (Wd): New constraint.
3156 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3157 (general_hilo_operand): New mode attr.
3158 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3159 instead of <general_operand>.
3160 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3161 x86_64_hilo_general_operand instead of <general_operand>.
3163 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3165 PR tree-optimization/70916
3166 * tree-if-conv.c (constant_or_ssa_name): Removed.
3167 (fold_build_cond_expr): Use is_gimple_val instead of
3168 constant_or_ssa_name.
3170 PR tree-optimization/70916
3171 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3172 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3175 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3176 (optimize_atomic_bit_test_and): New function.
3177 (pass_fold_builtins::execute): Use it.
3178 * optabs.def (atomic_bit_test_and_set_optab,
3179 atomic_bit_test_and_complement_optab,
3180 atomic_bit_test_and_reset_optab): New optabs.
3181 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3182 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3183 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3184 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3185 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3186 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3187 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3188 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3189 atomic_bit_test_and_complement@var{mode},
3190 atomic_bit_test_and_reset@var{mode}): Document.
3191 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3192 atomic_bit_test_and_complement<mode>,
3193 atomic_bit_test_and_reset<mode>): New expanders.
3194 (atomic_bit_test_and_set<mode>_1,
3195 atomic_bit_test_and_complement<mode>_1,
3196 atomic_bit_test_and_reset<mode>_1): New insns.
3198 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3200 PR rtl-optimization/70687
3201 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3202 instead of unsigned HOST_WIDE_INT.
3204 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3206 PR rtl-optimization/44281
3207 * hard-reg-set.h (struct target_hard_regs): New field
3208 x_fixed_nonglobal_reg_set.
3209 (fixed_nonglobal_reg_set): New macro.
3210 * reginfo.c (init_reg_sets_1): Initialize it.
3211 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3213 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3215 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3217 PR tree-optimization/56541
3218 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3219 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3220 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3221 (any_complicated_phi): new static variable.
3222 (aggressive_if_conv): delete.
3223 (if_convertible_phi_p): support phis with more than two arguments.
3224 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3225 critical pred edges.
3226 (ifcvt_split_critical_edges): support phis with more than two
3227 arguments by checking new parameter. only split critical edges
3229 (tree_if_conversion): handle simd pragma marked loop using new
3230 local variable aggressive_if_conv. check any_complicated_phi.
3232 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3234 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3237 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3239 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3242 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3244 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3245 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3246 define_insn_and_split.
3247 (mulsi3_i): New define_insn_and_split.
3248 (mulsi3_call): Convert to define_insn.
3249 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3252 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3254 * machmode.h (mode_complex): Add support to give the complex mode
3256 (GET_MODE_COMPLEX_MODE): Likewise.
3257 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3258 stored by build_complex_type and gfc_build_complex_type instead of
3259 trying to figure out the appropriate mode based on the size. Raise
3260 an assertion error, if the type was not set.
3261 * genmodes.c (struct mode_data): Add field for the complex type of
3263 (blank_mode): Likewise.
3264 (make_complex_modes): Remember the complex mode created in the
3266 (emit_mode_complex): Write out the mode_complex array to map a
3267 type mode to the complex version.
3268 (emit_insn_modes_c): Likewise.
3269 * tree.c (build_complex_type): Set the complex type to use before
3270 calling layout_type.
3271 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3272 support for __float128 complex datatypes.
3273 (rs6000_hard_regno_mode_ok): Likewise.
3274 (rs6000_setup_reg_addr_masks): Likewise.
3275 (rs6000_complex_function_value): Likewise.
3276 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3277 __float128 and __ibm128 complex.
3278 (FLOAT128_IBM_P): Likewise.
3279 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3280 * doc/extend.texi (Additional Floating Types): Document that
3281 -mfloat128 must be used to enable __float128. Document complex
3282 __float128 and __ibm128 support.
3284 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3287 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3288 char/short arguments promoted to int because of promote_prototypes.
3290 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3292 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3293 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3294 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3295 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3296 alternatives using "enabled" attribute. Use register_ssemem_operand
3297 as operand 1 predicate.
3298 (*cmpi<unord>xf_i387): Split XFmode pattern from
3299 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3300 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3301 *absneg<mode>2_i387. Disable unsupported alternatives using
3302 "enabled" attribute.
3303 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3305 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3307 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
3309 (oacc_loop_process): Check mask for loop termination.
3311 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3313 * cif-code.def (CIF_THUNK): Add.
3314 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
3317 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3319 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
3320 (dump_inline_summary): Dump it.
3321 (fp_expression_p): New predicate.
3322 (estimate_function_body_sizes): Use it.
3323 (inline_merge_summary): Merge fp_expressions.
3324 (inline_read_section): Read fp_expressions.
3325 (inline_write_summary): Write fp_expressions.
3326 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
3327 codegen boundary if either caller or callee is !fp_expressions.
3328 * ipa-inline.h (inline_summary): Add fp_expressions.
3329 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
3330 to fp_expressions be sure the fp generation flags are updated.
3332 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3334 PR rtl-optimization/70467
3335 * cse.c (cse_insn): Handle no-op MEM moves after folding.
3337 PR rtl-optimization/70467
3338 * ipa-pure-const.c (check_call): Handle internal calls even in
3339 ipa mode like in local mode.
3341 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3343 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
3345 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3347 * match.pd (X u< X, X u> X): New transformations.
3349 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3351 * flag-types.h (enum warn_strict_overflow_code): Move ...
3352 * coretypes.h: ... here.
3353 * fold-const.h (fold_overflow_warning): Declare.
3354 * fold-const.c (fold_overflow_warning): Make non-static.
3355 (fold_comparison): Move the transformation of X +- C1 CMP C2
3356 into X CMP C2 -+ C1 ...
3357 * match.pd: ... here.
3358 * gimple-fold.c (fold_stmt_1): Protect with
3359 fold_defer_overflow_warnings.
3361 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3363 * omp-low.c (struct oacc_loop): Add 'inner' field.
3364 (new_oacc_loop_raw): Initialize it to zero.
3365 (oacc_loop_fixed_partitions): Initialize it.
3366 (oacc_loop_auto_partitions): Partition outermost loop to outermost
3367 available partitioning.
3369 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3371 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
3373 (umulsidi3): Likewise.
3374 (indirect_jump): Fix jump instruction assembly patterns.
3376 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
3379 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3380 (nvptx_function_value): Assert non-NULL cfun.
3382 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3384 PR rtl-optimization/70886
3385 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
3387 * cselib.h (rtx_equal_for_cselib_1): Declare.
3388 (rtx_equal_for_cselib_p: New inline function.
3389 * cselib.c (rtx_equal_for_cselib_p): Delete.
3390 (rtx_equal_for_cselib_1): Make public.
3392 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3394 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3395 (register_mixssei387nonimm_operand): Remove predicate.
3396 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3397 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3398 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3399 for TARGET_MIX_SSE_I387 alternatives.
3400 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3401 Disable unsupported alternatives using "enabled" attribute. Use
3402 nonimm_ssenomem_operand as operand 1 predicate. Also check
3403 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3405 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3407 * tree.c (cst_and_fits_in_hwi): Simplify.
3409 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3411 * tree.h (wi::to_wide): New function.
3412 * expr.c (expand_expr_real_1): Use wi::to_wide.
3413 * fold-const.c (int_const_binop_1): Likewise.
3414 (extract_muldiv_1): Likewise.
3416 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3418 * wide-int.h: Update offset_int and widest_int documentation.
3419 (WI_SIGNED_SHIFT_RESULT): New macro.
3420 (wi::binary_shift): Define signed_shift_result_type for
3421 shifts on offset_int- and widest_int-like types.
3422 (generic_wide_int): Support <<= and >>= if << and >> are supported.
3423 * tree.h (int_bit_position): Use shift operators instead of wi::
3425 * alias.c (adjust_offset_for_component_ref): Likewise.
3426 * expr.c (get_inner_reference): Likewise.
3427 * fold-const.c (fold_comparison): Likewise.
3428 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
3429 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
3430 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3431 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
3432 (stmt_kills_ref_p): Likewise.
3433 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
3434 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
3435 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3436 (ao_ref_init_from_vn_reference): Likewise.
3438 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3440 * wide-int.h: Update offset_int and widest_int documentation.
3441 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
3442 (wi::binary_traits): Allow ordered comparisons between offset_int and
3443 offset_int, between widest_int and widest_int, and between either
3444 of these types and basic C types.
3445 (operator <, <=, >, >=): Define for the same combinations.
3446 * tree.h (tree_int_cst_lt): Use comparison operators instead
3447 of wi:: comparisons.
3448 (tree_int_cst_le): Likewise.
3449 * gimple-fold.c (fold_array_ctor_reference): Likewise.
3450 (fold_nonarray_ctor_reference): Likewise.
3451 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
3452 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
3453 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
3454 * tree-sra.c (completely_scalarize): Likewise.
3455 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
3456 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
3457 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
3458 (check_for_binary_op_overflow): Likewise.
3459 (search_for_addr_array): Likewise.
3460 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
3462 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3464 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
3465 (arc_save_restore): Likewise.
3466 (arc_dwarf_register_span): Likewise.
3467 (arc_output_pic_addr_const): Initialize suffix variable.
3469 2016-05-02 Martin Liska <mliska@suse.cz>
3471 * symbol-summary.h (function_summary::function_summary):
3472 Remove checking assert for all cgraph nodes.
3473 (function_summary::get): Check summary_uid.
3474 (symtab_insertion): Check summary_uid.
3476 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3478 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
3479 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
3481 (arc_dwarf_register_span): Remove enum keyword.
3482 (compact_memory_operand_p): New function.
3483 * config/arc/arc.h (reg_class): Add code density register classes.
3484 (REG_CLASS_NAMES): Likewise.
3485 (REG_CLASS_CONTENTS): Likewise.
3486 * config/arc/arc.md (*movqi_insn): Add code density instructions.
3487 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
3488 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
3489 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
3490 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
3492 (h, Rcd, Rsd, Rzd): New register constraints.
3493 (T): Use compact_memory_operand_p function.
3494 * config/arc/predicates.md (compact_load_memory_operand): Remove.
3496 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3498 * config/sh/sh.md (*negnegt, *movtt): Remove.
3500 2016-05-02 Marek Polacek <polacek@redhat.com>
3501 Tom de Vries <tom@codesourcery.com>
3503 PR tree-optimization/70700
3504 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
3505 bigger than FIRST_REF_NODE.
3507 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3510 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
3512 (prepare_cbranch_operands): Don't use scratch register. Assume that
3513 function is used when pseudos can be created.
3514 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
3515 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
3516 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
3517 define_expand. Allow it only when pseudos can be created.
3518 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
3520 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
3522 * config/i386/constraints.md (BC): Only allow -1 operands.
3523 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
3524 Add "enabled" attribute. Update XI mode attribute calculation.
3525 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
3526 (*movoi_internal_avx): Update XI mode attribute calculation.
3527 (*movti_internal): Ditto.
3529 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3531 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
3532 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
3534 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
3536 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
3537 statement on instruction code. Remove trailing spaces.
3538 (altivec_expand_stv_builtin): Likewise.
3540 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3542 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
3543 (TARGET_FPU_DOUBLE): Simplify.
3544 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
3545 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
3546 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
3547 with 'TARGET_FPU_DOUBLE'.
3548 * config/sh/sh.md: Likewise.
3550 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
3552 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
3553 SH_DIV_STR_FOR_SIZE): Remove.
3554 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
3555 SH_DIV_STR_FOR_SIZE): Remove.
3557 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3559 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
3560 logical_reg_operand): Delete.
3561 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
3562 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
3563 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
3564 match_operand and match_test.
3565 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
3566 variables on their first use. Return bool values.
3567 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
3568 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
3569 arith_reg_operand for input operand. Remove empty constraints.
3571 (*xorsi3_compact): Rename to xorsi3.
3572 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
3573 (*zero_extend<mode>si2_disp_mem): Update comment.
3576 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3578 * config/sh/t-sh: Remove SH5 support.
3579 * config.gcc: Likewise.
3580 * configure: Likewise.
3582 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3584 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
3586 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3588 * config/sh/sh.c (register_sh_passes, sh_option_override,
3589 sh_print_operand, prepare_move_operands,
3590 sh_can_follow_jump): Remove TARGET_SH1 checks.
3591 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
3592 PROMOTE_MODE): Likewise.
3593 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
3596 2016-04-30 Alan Modra <amodra@gmail.com>
3598 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
3599 restoring when fixed_reg_p, but allow out-of-line or stmw save.
3600 Check for user regs later to avoid unnecessary looping over regs.
3601 Merge user reg check with non-saved reg check. Don't force
3602 inline VR restore when static chain used.
3603 (rs6000_frame_related): Omit eh_frame info for user regs when
3605 (fixed_regs_p): Delete.
3607 2016-04-30 Alan Modra <amodra@gmail.com>
3609 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
3610 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
3613 2016-04-30 Alan Modra <amodra@gmail.com>
3616 * config/rs6000/rs6000.c (fixed_reg_p): New function.
3617 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
3620 2016-04-30 Alan Modra <amodra@gmail.com>
3622 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3623 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
3624 flag_pic test for Darwin.
3626 2016-04-30 Alan Modra <amodra@gmail.com>
3628 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
3629 throw_calls_crossed.
3630 (REG_FREQ_CALLS_CROSSED): Delete.
3631 (REG_N_THROWING_CALLS_CROSSED): Delete.
3632 * regstat.c (regstat_bb_compute_ri): Don't calculate
3633 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
3634 (dump_reg_info): Don't print call cross frequency.
3635 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
3636 and REG_N_THROWING_CALLS_CROSSED.
3638 2016-04-30 Alan Modra <amodra@gmail.com>
3640 * regs.h (struct reg_info_t): Delete live_length.
3641 (REG_LIVE_LENGTH): Delete macro.
3642 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
3643 local_live, local_processed and local_live_last_luid params.
3644 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
3646 (regstat_compute_ri): Adjust for above. Don't set
3648 (dump_reg_info): Don't print live length.
3649 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
3650 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
3651 Localize loop_depth var.
3653 2016-04-30 Alan Modra <amodra@gmail.com>
3655 * ira.c (enum valid_equiv): New.
3656 (validate_equiv_mem): Return enum.
3657 (update_equiv_mem): Create replacement in more cases.
3658 (add_store_equivs): Update validate_equiv_mem call.
3660 2016-04-30 Alan Modra <amodra@gmail.com>
3662 * ira.c (combine_and_move_insns): Rather than scanning insns,
3663 use DF infrastucture to find use and def insns.
3665 2016-04-30 Alan Modra <amodra@gmail.com>
3667 ira.c (combine_and_move_insns): Move invariant conditions..
3668 (ira.c): ..to here. Call combine_and_move_insns before
3669 add_store_equivs. Call grow_reg_equivs later. Allocate
3670 req_equiv later using max_reg_num() rather than global max_regno.
3671 (contains_replace_regs): Delete.
3672 (add_store_equivs): Remove contains_replace_regs test.
3674 2016-04-30 Alan Modra <amodra@gmail.com>
3676 * ira.c (struct equiv_mem_data): New.
3677 (equiv_mem, equiv_mem_modified): Delete static vars.
3678 (validate_equiv_mem_from_store): Use "data" param to communicate..
3679 (validate_equiv_mem): ..from here.
3681 2016-04-30 Alan Modra <amodra@gmail.com>
3683 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
3685 (update_reg_equivs): ..here. Move allocation and freeing of
3686 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
3687 end_alias_analysis to..
3690 2016-04-30 Alan Modra <amodra@gmail.com>
3692 * ira.c (pdx_subregs): Delete.
3693 (struct equivalence): Add pdx_subregs field.
3694 (set_paradoxical_subreg): Remove pdx_subregs param. Update
3696 (update_equiv_regs): Don't create or free pdx_subregs. Update
3699 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3701 * config/rs6000/altivec.h: Change definitions of vec_xl and
3703 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
3704 (LD_ELEMREV_V2DI): New.
3705 (LD_ELEMREV_V4SF): New.
3706 (LD_ELEMREV_V4SI): New.
3707 (LD_ELEMREV_V8HI): New.
3708 (LD_ELEMREV_V16QI): New.
3709 (ST_ELEMREV_V2DF): New.
3710 (ST_ELEMREV_V2DI): New.
3711 (ST_ELEMREV_V4SF): New.
3712 (ST_ELEMREV_V4SI): New.
3713 (ST_ELEMREV_V8HI): New.
3714 (ST_ELEMREV_V16QI): New.
3717 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3718 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
3719 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
3720 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
3721 (altivec_expand_builtin): Add handling for
3722 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
3723 (rs6000_invalid_builtin): Add error-checking for
3724 RS6000_BTM_P9_VECTOR.
3725 (altivec_init_builtins): Define builtins used to implement vec_xl
3727 (rs6000_builtin_mask_names): Define power9-vector.
3728 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
3729 (RS6000_BTM_P9_VECTOR): Define.
3730 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
3731 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
3732 (vsx_ld_elemrev_v2df): Likewise.
3733 (vsx_ld_elemrev_v4sf): Likewise.
3734 (vsx_ld_elemrev_v4si): Likewise.
3735 (vsx_ld_elemrev_v8hi): Likewise.
3736 (vsx_ld_elemrev_v16qi): Likewise.
3737 (vsx_st_elemrev_v2df): Likewise.
3738 (vsx_st_elemrev_v2di): Likewise.
3739 (vsx_st_elemrev_v4sf): Likewise.
3740 (vsx_st_elemrev_v4si): Likewise.
3741 (vsx_st_elemrev_v8hi): Likewise.
3742 (vsx_st_elemrev_v16qi): Likewise.
3743 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
3746 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
3748 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
3750 (simplify_control_stmt_condition_1): ... here. Recurse into
3751 BIT_AND_EXPRs and BIT_IOR_EXPRs.
3753 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
3756 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
3757 (zero_extendqi<mode>2_dot): Revert earlier conversion from
3758 define_insn_and_split to define_insn.
3759 (zero_extendqi<mode>2_dot2): Same.
3760 (extendqi<mode>2_dot): Same.
3761 (extendqi<mode>2_dot2): Same.
3763 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3765 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
3766 (probe_stack): New expander.
3767 (probe_stack_<mode>): New insn pattern.
3769 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3771 * config/i386/i386.md
3772 (operations with memory inputs setting flags peephole2):
3773 Remove uneeded REG_P checks. Cleanup pattern generation.
3775 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
3777 * tree-vect-loop.c (vect_transform_loop): Fix
3778 nb_iterations_upper_bound computation for vectorized loop.
3780 2016-04-29 Marek Polacek <polacek@redhat.com>
3781 Jakub Jelinek <jakub@redhat.com>
3784 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
3785 TARGET_EXPR_SLOT as a base.
3787 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
3789 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
3790 with 'rCm2' constraints to limit possible immediate size.
3791 (*load_zeroextendqisi_update): Likewise.
3792 (*load_signextendqisi_update): Likewise.
3793 (*loadhi_update): Likewise.
3794 (*load_zeroextendhisi_update): Likewise.
3795 (*load_signextendhisi_update): Likewise.
3796 (*loadsi_update): Likewise.
3797 (*loadsf_update): Likewise.
3799 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3801 * config/i386/predicates.md (constm1_operand): Fix comparison.
3803 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3805 * testsuite/gcc.target/arc/ieee_eq.c: New test.
3807 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
3809 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
3810 remaining SH5 related settings.
3811 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
3812 shmedia_prepare_call_address): Delete.
3813 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
3814 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
3815 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
3816 UNSUPPORTED_SH2A): Remove m5 checks.
3817 (sh_divide_strategy_e): Remove SH5 division strategies.
3818 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
3819 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
3821 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
3823 * config/s390/s390.c (s390_rtx_costs): Update documentation.
3825 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3827 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
3828 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
3830 * config/s390/vector.md ("mov<mode>"): Likewise.
3832 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
3834 * config/s390/constraints.md ("U", "W"): Invoke
3835 s390_mem_constraint with "ZR" and "ZT".
3836 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
3837 addresses when using LRA. Accept also short displacements for S
3838 and T constraints. Do not check for long displacement target for
3839 S and T constraints.
3840 (s390_mem_constraint): Remove handling of U and W constraints.
3841 * config/s390/s390.md (various patterns): Remove the short
3842 displacement constraints (Q and R) if a long displacement
3843 constraint is present. Add longdisp as required CPU capability.
3844 * config/s390/vector.md: Likewise.
3845 * config/s390/vx-builtins.md: Likewise.
3847 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3850 * reload1.c (reload): Call finish_spills before
3851 restarting reload loop. Skip select_reload_regs
3852 if update_eliminables_and_spill returns true.
3854 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3856 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
3857 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
3858 (umulhisi3_imm): Update predicates and constraint letters.
3859 (umulhisi3_reg): Declare instruction as commutative.
3860 * config/arc/constraints.md (J12, J16): New constraints.
3861 * config/arc/predicates.md (short_unsigned_const_operand): New
3863 (arc_short_operand): Likewise.
3864 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
3866 2016-04-29 Richard Biener <rguenther@suse.de>
3868 PR tree-optimization/13962
3869 PR tree-optimization/65686
3870 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
3871 * tree-ssa-alias.c (ptrs_compare_unequal): New function
3872 using PTA to compare pointers.
3873 * match.pd: Add pattern for pointer equality compare simplification
3874 using ptrs_compare_unequal.
3876 2016-04-29 Richard Biener <rguenther@suse.de>
3878 * stor-layout.c (layout_type): Do not build a pointer-to-element
3881 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3883 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
3884 Use SWI mode iterator. Use general_reg_operand predicate.
3885 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
3886 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
3889 2016-04-29 Jakub Jelinek <jakub@redhat.com>
3892 * fold-const.c (operand_equal_p): Don't verify hash value equality
3894 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
3897 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3900 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
3901 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
3902 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
3903 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
3904 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
3906 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3908 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
3909 to info. Don't initialize separate fields to 0. Clean up
3912 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3914 * config/i386/i386.md (peephole2s for operations with memory inputs):
3915 Use SWI mode iterator.
3916 (peephole2s for operations with memory outputs): Ditto.
3917 Do not check for stack checking probe.
3919 (probe_stack): Remove expander.
3921 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3922 Andrew Burgess <andrew.burgess@embecosm.com>
3924 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
3925 operands as 32-bits.
3927 2016-04-28 Jason Merrill <jason@redhat.com>
3929 * gdbinit.in: Skip line-map.h.
3931 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3932 Andrew Burgess <andrew.burgess@embecosm.com>
3934 * config/arc/arc.c (arc_conditional_register_usage): Take
3935 TARGET_RRQ_CLASS into account.
3936 (arc_print_operand): Support printing 'p' and 's' operands.
3937 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
3939 (TARGET_RRQ_CLASS): Define.
3940 (IS_POWEROF2_OR_0_P): Define.
3941 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
3943 (*tst_movb): New define_insn.
3944 (*tst): Avoid recognition if it could prevent '*tst_movb'
3945 combination; replace c/CnL with c/Chs alternative.
3946 (*tst_bitfield_tst): New define_insn.
3947 (*tst_bitfield_asr): New define_insn.
3948 (*tst_bitfield): New define_insn.
3949 (andsi3_i): Add Rrq variant.
3950 (extzv): New define_expand.
3951 (insv): New define_expand.
3952 (*insv_i): New define_insn.
3953 (*movb): New define_insn.
3954 (*movb_signed): New define_insn.
3955 (*movb_high): New define_insn.
3956 (*movb_high_signed): New define_insn.
3957 (*movb_high_signed + 1): New define_split pattern.
3958 (*mrgb): New define_insn.
3959 (*mrgb + 1): New define_peephole2 pattern.
3960 (*mrgb + 2): New define_peephole2 pattern.
3961 * config/arc/arc.opt (mbitops): New option for nps400, uses
3962 TARGET_NPS_BITOPS_DEFAULT.
3963 * config/arc/constraints.md (q): Make register class conditional.
3964 (Rrq): New register constraint.
3965 (Chs): New constraint.
3966 (Clo): New constraint.
3967 (Chi): New constraint.
3968 (Cbf): New constraint.
3969 (Cbn): New constraint.
3970 (C18): New constraint.
3971 (Cbi): New constraint.
3973 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3975 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
3977 (bitmap_intersection_of_preds): Ditto.
3978 (bitmap_union_of_succs): Ditto.
3979 (bitmap_union_of_preds): Ditto.
3980 * sbitmap.c (do_popcount): Delete.
3981 (BITMAP_DEBUGGING): Delete.
3982 (sbitmap_verify_popcount): Delete.
3983 (sbitmap_alloc): Don't initialize the popcount field.
3984 (sbitmap_alloc_with_popcount): Delete.
3985 (sbitmap_resize): Don't resize the popcount array.
3986 (sbitmap_vector_alloc): Don't initialize the popcount field.
3987 (bitmap_copy): Don't copy the popcount array.
3988 (bitmap_clear): Don't clear the popcount array.
3989 (bitmap_clear): Delete the popcount array handling.
3990 (bitmap_ior_and_compl): Delete the popcount assert.
3991 (bitmap_not): Ditto.
3992 (bitmap_and_compl): Ditto.
3993 (bitmap_and): Delete the popcount array handling.
3994 (bitmap_xor): Ditto.
3995 (bitmap_ior): Ditto.
3996 (bitmap_or_and): Delete the popcount assert.
3997 (bitmap_and_or): Ditto.
3998 (popcount_table): Delete.
3999 (sbitmap_elt_popcount): Delete.
4000 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4001 (bitmap_set_bit): Delete the popcount assert.
4002 (bitmap_clear_bit): Ditto.
4003 (sbitmap_free): Don't free the popcount array.
4004 (sbitmap_alloc_with_popcount): Delete declaration.
4005 (sbitmap_popcount): Ditto.
4007 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4008 Andrew Burgess <andrew.burgess@embecosm.com>
4010 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4011 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4012 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4013 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4014 * config/arc/arc.opt (mcmem): New option.
4015 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4016 supply length for r/m alternative.
4017 (*extendqisi2_ac): Likewise.
4018 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4020 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4021 (movhi_insn): Likewise.
4022 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4023 (*zero_extendqihi2_i): Add r/Ucm alternative.
4024 (*zero_extendqisi2_ac): Likewise.
4025 (*zero_extendhisi2_i): Likewise.
4026 * config/arc/constraints.md (Uex): New memory constraint.
4027 (Ucm): New define_constraint.
4028 * config/arc/predicates.md (long_immediate_loadstore_operand):
4029 Return 0 for MEM with cmem_address address.
4030 (cmem_address_0): New predicates.
4031 (cmem_address_1): Likewise.
4032 (cmem_address_2): Likewise.
4033 (cmem_address): Likewise.
4035 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4037 * config/rs6000/rs6000.c (machine_function): Rename
4038 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4039 (rs6000_stack_info): Adjust.
4041 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4042 Andrew Burgess <andrew.burgess@embecosm.com>
4044 * config/arc/constraints.md (Usd): Convert to define_constraint.
4048 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4051 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4052 Add new peephole2 where the first insn is *mov<mode>_or instead of
4053 *mov<mode>_internal.
4055 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4057 * tracer.c (bb_seen): Make static.
4059 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4061 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4062 support, setup defaults.
4063 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4064 * config/arc/arc.c (arc_init): Add NPS400 support.
4065 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4066 (TARGET_ARC700): NPS400 is also an ARC700.
4067 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4069 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4072 * config/nds32/nds32.md (casesi): Don't access the operands array
4075 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4077 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4078 (or $-1,reg peephole2): Ditto.
4079 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4081 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4083 * doc/extend.texi (Common Function Attributes) [optimize]:
4084 Discourage use of the optimize attribute.
4086 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4088 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4089 special case builtin.
4090 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4091 ALTIVEC_BUILTIN_VEC_ADDE.
4092 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4093 support for ALTIVEC_BUILTIN_VEC_ADDE.
4094 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4095 for __builtin_vec_adde.
4097 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4099 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4100 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4102 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4105 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4106 attributes): Document cilkplus_runtime.
4108 2016-04-28 Martin Jambor <mjambor@suse.cz>
4110 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4111 this function. Call verify_expr on MEM_REFs and bases of other
4114 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4116 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4117 for WORD_REGISTER_OPERATIONS to runtime check.
4119 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4121 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4123 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4125 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4126 big-endian compilation.
4127 * config/arc/arc.md (addf3): Likewise.
4131 2016-04-28 Richard Biener <rguenther@suse.de>
4133 PR tree-optimization/70840
4134 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4135 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4136 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4137 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4139 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4141 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4142 and explain why in a comment.
4144 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4146 * config/arc/arc.md (cpu_facility): Add fpx variant.
4147 (subdf3): Prohibit use reverse sub when assist operations option
4149 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4150 instructions only when FPX is enabled.
4151 * testsuite/gcc.target/arc/trsub.c: New test.
4153 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4155 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4156 mult_operator when calculating "type" attribute.
4157 (*fop_<mode>_1_i387): Ditto.
4158 (*fop_xf_1_i387): Ditto.
4159 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4160 Use std::swap to swap operands. Use RTL expressions to generate
4163 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4164 Joern Rennecke <joern.rennecke@embecosm.com>
4166 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4168 (emit_pic_move): Remove.
4169 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4170 * config/arc/arc.c (emit_pic_move): Removed.
4171 (TARGET_HAVE_TLS): Define.
4172 (arc_conditional_register_usage): Test for arc_tp_regno.
4173 (arc_print_operand, arc_print_operand_address): Handle TLS
4175 (arc_needs_pcl_p): New function.
4176 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4177 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4178 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4179 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4180 (arc_legitimize_tls_address): Likewise.
4181 (DTPOFF_ZERO_SYM): Define.
4182 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4183 (arc_output_pic_addr_const): Print TLS unspecs.
4184 (prepare_pic_move): New function, replaces emit_pic_move.
4185 (arc_legitimate_constant_p): Handle TLS unspecs.
4186 (arc_legitimate_address_p): Likewise.
4187 (arc_rewrite_small_data_p): Use assert for TLS constants.
4188 (prepare_move_operands): Use prepare_pic_move.
4189 (arc_legitimize_address): Legitimize tls addresses.
4190 (arc_epilogue_uses): Check for arc_tp_regno.
4191 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4192 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4194 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4196 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4197 %(arc_tls_extra_start_spec).
4198 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4199 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4201 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4202 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4203 (UNSPEC_TLS_OFF): Add.
4205 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4206 (get_thread_pointersi): New patterns.
4207 * config/arc/arc.opt (mtp-regno): New option.
4208 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4209 (move_dest_operand): Likewise.
4210 * configure: Regenerate.
4211 * configure.ac: Add arc*-*-* case to test for tls.
4212 * doc/invoke.texi (ARC options): Document mtp-regno.
4214 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4216 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4217 the new ARC HS SIMD instructions.
4218 (arc_preferred_simd_mode): New function.
4219 (arc_autovectorize_vector_sizes): Likewise.
4220 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4221 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4222 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4223 (arc_init_builtins): Add new SIMD builtin types.
4224 (arc_split_move): Handle 64 bit vector moves.
4225 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4226 (TARGET_PLUS_QMACW): Define.
4227 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4228 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4229 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4230 (VSUBADD4H): New builtins.
4231 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4232 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4234 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4235 Matthias Klose <doko@debian.org>
4237 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4239 2016-04-28 Richard Biener <rguenther@suse.de>
4242 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4245 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4247 * common/config/sh/sh-common.c: Remove SH5 support.
4248 * config/sh/constraints.md: Likewise.
4249 * config/sh/config/sh/elf.h: Likewise.
4250 * config/sh/linux.h: Likewise.
4251 * config/sh/netbsd-elf.h: Likewise.
4252 * config/sh/predicates.md: Likewise.
4253 * config/sh/sh-c.c: Likewise.
4254 * config/sh/sh-protos.h: Likewise.
4255 * config/sh/sh.c: Likewise.
4256 * config/sh/sh.h: Likewise.
4257 * config/sh/sh.md: Likewise.
4258 * config/sh/sh.opt: Likewise.
4259 * config/sh/sync.md: Likewise.
4260 * config/sh/sh64.h: Delete.
4261 * config/sh/shmedia.h: Likewise.
4262 * config/sh/shmedia.md: Likewise.
4263 * config/sh/sshmedia.h: Likewise.
4264 * config/sh/t-netbsd-sh5-64: Likewise.
4265 * config/sh/t-sh64: Likewise.
4266 * config/sh/ushmedia.h: Likewise.
4268 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4270 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4271 general_reg_operand instead of register_operand predicate.
4273 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4275 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4277 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4279 * match.pd (A - B > A, A + B < A): New transformations.
4281 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4283 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4284 which defaults to true. Emit an outer pair of parentheses only if
4285 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4286 don't emit parentheses for the right-hand operand.
4288 2016-04-27 Jeff Law <law@redhat.com>
4290 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4292 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4294 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4295 (altivec_lvx_<mode>_internal): Document.
4296 (altivec_lvx_<mode>_2op): New define_insn.
4297 (altivec_lvx_<mode>_1op): Likewise.
4298 (altivec_lvx_<mode>_2op_si): Likewise.
4299 (altivec_lvx_<mode>_1op_si): Likewise.
4300 (altivec_stvx_<mode>): Remove.
4301 (altivec_stvx_<mode>_internal): Document.
4302 (altivec_stvx_<mode>_2op): New define_insn.
4303 (altivec_stvx_<mode>_1op): Likewise.
4304 (altivec_stvx_<mode>_2op_si): Likewise.
4305 (altivec_stvx_<mode>_1op_si): Likewise.
4306 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4307 Expand vec_ld and vec_st during parsing.
4308 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
4310 (altivec_expand_stvx_be): Likewise.
4311 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
4312 address-masking behavior in RTL.
4313 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
4314 address-masking behavior in RTL.
4315 (altivec_expand_builtin): Change builtin code arguments for calls
4316 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
4317 (insn_is_swappable_p): Avoid incorrect swap optimization in the
4318 presence of lvx/stvx patterns.
4319 (alignment_with_canonical_addr): New function.
4320 (alignment_mask): Likewise.
4321 (find_alignment_op): Likewise.
4322 (recombine_lvx_pattern): Likewise.
4323 (recombine_stvx_pattern): Likewise.
4324 (recombine_lvx_stvx_patterns): Likewise.
4325 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
4326 stvx patterns from expand.
4327 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
4329 (vector_altivec_store_<mode>): Likewise.
4331 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
4333 * config/aarch64/aarch64.md
4334 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
4335 remove the "fp" attributes.
4336 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
4337 add the "simd" attributes.
4338 (*movdf_aarch64): Likewise.
4339 (*movtf_aarch64): Remove the "fp" attributes.
4340 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
4341 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
4343 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4345 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
4346 rtx to rtx_code_label *.
4347 * rtl.h (maybe_set_first_label_num): Likewise.
4349 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4351 * df-core.c (df_add_problem): Make the problem param be const.
4352 (df_remove_problem): Make local "problem" be const.
4353 * df-problems.c (problem_RD): Make const.
4354 (problem_LR): Likewise.
4355 (problem_LIVE): Likewise.
4356 (problem_MIR): Likewise.
4357 (problem_CHAIN): Likewise.
4358 (problem_WORD_LR): Likewise.
4359 (problem_NOTE): Likewise.
4360 (problem_MD): Likewise.
4361 * df-scan.c (problem_SCAN): Likewise.
4362 * df.h (struct df_problem): Make field "dependent_problem" be
4364 (struct dataflow): Likewise for field "problem".
4365 (df_add_problem): Make param const.
4367 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4369 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
4370 inter-unit moves to/from vector registers are enabled. Do not disable
4373 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4375 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
4376 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
4378 (enum df_problem_id): ...this new enum.
4379 (struct df_problem): Convert field "id" from "int" to
4382 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4384 * rtl.def: Update comment for "things in the instruction chain" to
4385 reflect the removal of the leading "i" field for INSN_UID in
4386 r210360. Fix bogus apostrophe.
4388 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4390 * config/i386/i386.md
4391 (lea arith with mem operand + setcc peephole2): Set operator mode.
4393 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4396 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4397 (dimode_scalar_to_vector_candidate_p): This.
4398 (timode_scalar_to_vector_candidate_p): New function.
4399 (scalar_to_vector_candidate_p): Likewise.
4400 (timode_check_non_convertible_regs): Likewise.
4401 (timode_remove_non_convertible_regs): Likewise.
4402 (remove_non_convertible_regs): Likewise.
4403 (remove_non_convertible_regs): Renamed to ...
4404 (dimode_remove_non_convertible_regs): This.
4405 (scalar_chain::~scalar_chain): Make it virtual.
4406 (scalar_chain::compute_convert_gain): Make it pure virtual.
4407 (scalar_chain::mark_dual_mode_def): Likewise.
4408 (scalar_chain::convert_insn): Likewise.
4409 (scalar_chain::convert_registers): Likewise.
4410 (scalar_chain::add_to_queue): Make it protected.
4411 (scalar_chain::emit_conversion_insns): Likewise.
4412 (scalar_chain::replace_with_subreg): Likewise.
4413 (scalar_chain::replace_with_subreg_in_insn): Likewise.
4414 (scalar_chain::convert_op): Likewise.
4415 (scalar_chain::convert_reg): Likewise.
4416 (scalar_chain::make_vector_copies): Likewise.
4417 (scalar_chain::convert_registers): New pure virtual function.
4418 (class dimode_scalar_chain): New class.
4419 (class timode_scalar_chain): Likewise.
4420 (scalar_chain::mark_dual_mode_def): Renamed to ...
4421 (dimode_scalar_chain::mark_dual_mode_def): This.
4422 (timode_scalar_chain::mark_dual_mode_def): New function.
4423 (timode_scalar_chain::convert_insn): Likewise.
4424 (dimode_scalar_chain::convert_registers): Likewise.
4425 (scalar_chain::compute_convert_gain): Renamed to ...
4426 (dimode_scalar_chain::compute_convert_gain): This.
4427 (scalar_chain::replace_with_subreg): Renamed to ...
4428 (dimode_scalar_chain::replace_with_subreg): This.
4429 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
4430 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
4431 (scalar_chain::make_vector_copies): Renamed to ...
4432 (dimode_scalar_chain::make_vector_copies): This.
4433 (scalar_chain::convert_reg): Renamed to ...
4434 (dimode_scalar_chain::convert_reg ): This.
4435 (scalar_chain::convert_op): Renamed to ...
4436 (dimode_scalar_chain::convert_op): This.
4437 (scalar_chain::convert_insn): Renamed to ...
4438 (dimode_scalar_chain::convert_insn): This.
4439 (scalar_chain::convert): Call convert_registers.
4440 (convert_scalars_to_vector): Change to scalar_chain pointer to
4441 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
4442 in 32-bit mode. Delete scalar_chain pointer. Call
4443 free_dominance_info in 64-bit mode.
4444 (pass_stv::gate): Remove TARGET_64BIT check.
4445 (ix86_option_override): Put the 64-bit STV pass before the CSE
4448 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
4450 * dwarf2out.h (struct dw_loc_descr_node): Remove the
4451 dw_loc_frame_offset field.
4452 * dwarf2out.c (new_loc_descr): Likewise.
4453 (resolve_args_picking_1): Turn the VISITED hash set into a
4454 FRAME_OFFSET hash map. Use it to associate a frame offset to
4455 visited nodes. Remove uses of the CHECKING_P macro.
4456 (resolve_args_picking): Update call to resolve_args_picking_1.
4458 2016-04-27 Martin Liska <mliska@suse.cz>
4460 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
4461 (free_loop_data): Release vuses of groups.
4463 2016-04-27 Bin Cheng <bin.cheng@arm.com>
4465 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
4466 instead of redundant use_id and boolean have_use_for.
4467 (struct iv_use): Change sub_id into group_id. Remove field next.
4468 Move fields: related_cands, n_map_members, cost_map and selected
4470 (struct iv_group): ... here. New structure.
4471 (struct iv_common_cand): Use structure declaration directly.
4472 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
4473 (MAX_CONSIDERED_USES): Rename macro to ...
4474 (MAX_CONSIDERED_GROUPS): ... here.
4475 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
4476 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
4477 (dump_uses): Rename to ...
4478 (dump_groups): ... here. Update all uses.
4479 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
4480 (find_induction_variables): Refactor format of dump information.
4481 (record_sub_use): Delete.
4482 (record_use): Update all uses.
4483 (record_group): New function.
4484 (record_group_use, find_interesting_uses_op): Call above functions.
4486 (find_interesting_uses_cond): Ditto.
4487 (group_compare_offset): New function.
4488 (split_all_small_groups): Rename to ...
4489 (split_small_address_groups_p): ... here. Update all uses.
4490 (split_address_groups): Update all uses.
4491 (find_interesting_uses): Refactor format of dump information.
4492 (add_candidate_1): Update all uses. Remove redundant check on iv,
4494 (add_candidate, record_common_cand): Remove redundant assert.
4495 (add_iv_candidate_for_biv): Update use.
4496 (add_iv_candidate_derived_from_uses): Update all uses.
4497 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
4498 (alloc_use_cost_map): Ditto.
4499 (set_use_iv_cost, get_use_iv_cost): Rename to ...
4500 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
4501 (determine_use_iv_cost_generic): Ditto.
4502 (determine_group_iv_cost_generic): Ditto.
4503 (determine_use_iv_cost_address): Ditto.
4504 (determine_group_iv_cost_address): Ditto.
4505 (determine_use_iv_cost_condition): Ditto.
4506 (determine_group_iv_cost_cond): Ditto.
4507 (determine_use_iv_cost): Ditto.
4508 (determine_group_iv_cost): Ditto.
4509 (set_autoinc_for_original_candidates): Update all uses.
4510 (find_iv_candidates): Update all uses. Refactor dump information.
4511 (determine_use_iv_costs): Ditto.
4512 (determine_iv_costs): Ditto.
4513 (iv_ca_cand_for_use): Rename to ...
4514 (iv_ca_cand_for_group): ... here. Update all uses.
4515 (iv_ca_add_use, iv_ca_add_group): Ditto.
4516 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
4517 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
4518 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
4519 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
4520 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
4521 (create_new_iv, adjust_iv_update_pos): Ditto.
4522 (rewrite_use_address): Delete.
4523 (rewrite_use_address_1): Rename to ...
4524 (rewrite_use_address): ... here.
4525 (rewrite_use_compare): Update all uses.
4526 (rewrite_use): Delete.
4527 (rewrite_uses): Rename to ...
4528 (rewrite_groups): ... here. Update all uses.
4529 (remove_unused_ivs, free_loop_data): Update all uses.
4530 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
4532 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4534 * rtlanal.c (nonzero_bits1): Convert preprocessor check
4535 for WORD_REGISTER_OPERATIONS to runtime check.
4537 2016-04-27 Richard Biener <rguenther@suse.de>
4540 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
4541 aggregate_value_p to determine if a function result is
4542 returned by reference.
4543 (ipa_pta_execute): Functions having their address taken are
4544 not automatically nonlocal.
4546 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4549 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
4550 * fold-const.c (operand_equal_p): If flag_checking and
4551 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
4552 and if it returns non-zero, assert iterative_hash_expr on both
4555 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4557 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
4559 2016-04-27 Nick Clifton <nickc@redhat.com>
4562 * varasm.c (merge_weak): Generate an error if an attempt is made
4563 to convert a non-weak static function into a weak, public function.
4565 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4567 * params.def (MAX_PARTITION_SIZE): New param.
4568 * doc/invoke.texi: Document lto-max-partition.
4570 2016-04-27 Richard Biener <rguenther@suse.de>
4573 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
4574 function cummulating used_from_other_partition, externally_visible
4575 and force_output from aliases.
4576 (refered_from_nonlocal_var): Likewise.
4577 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
4578 node flags properly.
4580 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4582 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
4583 (-Wmemset-elt-size): New item.
4585 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
4588 * stor-layout.h (internal_reference_types): Delete.
4589 * stor-layout.c (reference_types_internal): Likewise.
4590 (internal_reference_types): Likewise.
4591 (layout_type) <REFERENCE_TYPE>: Adjust.
4593 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4596 * tree.h (inchash::add_expr): Add FLAGS argument.
4597 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
4598 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
4599 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
4600 Formatting fix. Adjust recursive calls. For tcc_comparison,
4601 if swap_tree_comparison (code) is smaller than code, hash that
4602 and arguments in the other order. Hash CONVERT_EXPR the same
4603 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
4604 of ADDR_EXPR of decl as the decl itself. Add or remove
4605 OEP_ADDRESS_OF from recursive flags as needed. For
4606 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
4607 operands commutatively and only the third one normally.
4608 For internal CALL_EXPR hash in CALL_EXPR_IFN.
4610 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
4612 * config/rtems.h (LIB_SPEC): Add -latomic.
4614 2016-04-27 Joel Sherrill <joel@rtems.org>
4616 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
4617 xilink.ld and flags not relevant to RTEMS.
4619 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
4621 * toplev.c (backend_init_target): Avoid calling init_reload when using
4624 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4626 * reorg.c (try_merge_delay_insns): Declare i and j inside the
4627 for loops rather than one for the whole function.
4629 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4631 * match.pd (X + CST CMP X): New transformation.
4633 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4635 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
4636 * fold-const.c (fold_binary_loc): Remove 2 transformations
4637 superseded by match.pd.
4638 * match.pd (x+x -> x*2): Generalize to integers.
4640 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
4642 * config/i386/i386.md (operation on memory peephole): Duplicate an
4643 existing peephole and adapt it to match lea rather than an operation
4646 PR rtl-optimization/57193
4647 * opts.c (default_options_table): Add OPT_frename_registers at -O2
4649 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
4651 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4653 * tree-if-conv.c (any_pred_load_store): New static variable.
4654 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
4655 any_pred_load_store instead of and_mask_load_store.
4656 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
4657 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
4658 (combine_blocks, tree_if_conversion): Ditto.
4660 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4662 PR tree-optimization/70771
4663 PR tree-optimization/70775
4664 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
4665 virtual PHI nodes. Delete parameter.
4666 (if_convertible_loop_p_1): Delete argument to above function.
4667 (predicate_all_scalar_phis): Delete code handling single-argument
4669 (tree_if_conversion): Mark and update virtual SSA.
4671 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4674 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
4675 (x86_elf_aligned_common): Rename to ...
4676 (x86_elf_aligned_decl_common): ... this.
4677 Add decl arg. Switch to .lbss for largecomm object. Use
4678 LARGECOMM_SECTION_ASM_OP.
4679 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
4681 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
4682 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
4684 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4685 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
4687 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4690 * config/i386/i386.c (SECTION_LARGE): Define.
4691 (x86_64_elf_select_section): Set it for large data/bss sections.
4692 Only clear SECTION_WRITE for .lrodata.
4693 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
4695 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
4696 * varasm.c (default_elf_asm_named_section): Grow flagchars.
4697 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
4699 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
4700 * doc/tm.texi: Regenerate.
4702 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4705 * configure.ac (--enable-checking): Document extra flag, for
4706 non-release builds default to --enable-checking=yes,extra.
4707 If misc checking and extra checking, define CHECKING_P to 2 instead
4709 * common.opt (fchecking=): Add.
4710 * doc/invoke.texi (-fchecking=): Document.
4711 * doc/install.texi: Document --enable-checking changes.
4712 * configure: Regenerated.
4713 * config.in: Regenerated.
4715 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4717 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
4718 attribute instead of which_alternative.
4719 * config/i386/sse.md (*mov<mode>_internal): Ditto.
4720 Use EXT_REX_SSE_REG_P where appropriate.
4722 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4724 * config/i386/predicates.md (const0_operand): Do not match
4725 const_wide_int code.
4726 (const1_operand): Ditto.
4728 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4730 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
4731 for SSE constm1 operands and TARGET_AVX512VL.
4732 (*movti_internal): Ditto.
4733 (*mov<mode>_or): Use constm1_operand predicate.
4734 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
4735 for SSE vector_all_ones operands and TARGET_AVX512VL.
4736 * config/i386/predicates.md (constm1_operand): New predicate.
4737 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
4738 emission of constant -1 load.
4740 2016-04-25 Jason Merrill <jason@redhat.com>
4742 * gdbinit.in: Skip is-a.h.
4744 * attribs.c (register_scoped_attributes): Fix logic.
4745 * attribs.h: Declare register_scoped_attributes.
4747 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4749 * config/rs6000/rs6000-builtin.def: Correct pasto error for
4750 stxvd2x and stxvw4x built-in functions.
4752 2016-04-25 DJ Delorie <dj@redhat.com>
4754 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
4755 (ashrhi3): Likewise.
4756 (lshrhi3): Likewise.
4758 2016-04-25 Richard Biener <rguenther@suse.de>
4760 PR tree-optimization/70780
4761 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
4763 (compute_antic): Mark blocks with abnormal preds as visited as
4764 they have a final empty antic-in solution already.
4766 2016-04-25 Michael Collison <michael.collison@linaro.org>
4768 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
4770 2016-04-25 Michael Collison <michael.collison@linaro.org>
4772 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
4773 mode is VQI to improve mixed mode vectorization.
4774 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
4775 define_insn to match low half of signed vaddw.
4776 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
4777 define_insn to match high half of signed vaddw.
4778 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
4779 define_insn to match low half of unsigned vaddw.
4780 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
4781 define_insn to match high half of unsigned vaddw.
4782 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
4783 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4784 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
4786 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4787 * config/arm/predicates.md (vect_par_constant_high): Support
4788 big endian and simplify by calling
4789 arm_simd_check_vect_par_cnst_half
4790 (vect_par_constant_low): Likewise.
4792 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4794 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
4795 predicate for operand 2.
4797 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
4798 H.J. Lu <hongjiu.lu@intel.com>
4800 * config/i386/i386-protos.h (standard_sse_constant_p): Add
4801 machine_mode argument.
4802 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
4803 constm1_rtx operands. For VOIDmode constants, get mode from
4804 pred_mode. Check mode size if the mode is supported by ABI.
4805 (standard_sse_constant_opcode): Do not use standard_constant_p.
4806 Strictly check ABI support for all-ones operands.
4807 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
4808 immediates. Update calls to standard_sse_constant_p.
4809 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
4810 (ix86_rtx_costs): Ditto.
4811 * config/i386/i386.md (*movxi_internal_avx512f): Use
4812 nonimmediate_or_sse_const_operand instead of vector_move_operand.
4813 Use (v,BC) alternative instead of (v,C). Use register_operand
4814 checks instead of MEM_P.
4815 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
4816 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
4817 isa attribute. Use register_operand checks instead of MEM_P.
4818 (*movti_internal): Use nonimmediate_or_sse_const_operand for
4819 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
4820 alternative and corresponding sse2 isa attribute.
4821 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
4822 to standard_sse_constant_p.
4823 (FP constant splitters): Ditto.
4824 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
4826 * config/i386/predicates.md (constm1_operand): Remove.
4827 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
4828 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
4829 vector_all_ones_operand instead of constm1_operand.
4831 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4833 * print-rtl.c (print_rtx_insn_vec): New function.
4834 * print-rtl.h: New prototype.
4835 * store-motion.c (struct st_expr): Make avail_stores a vector.
4836 (st_expr_entry): Adjust.
4837 (free_st_expr_entry): Likewise.
4838 (print_store_motion_mems): Likewise.
4839 (find_moveable_store): Likewise.
4840 (compute_store_table): Likewise.
4841 (delete_store): Likewise.
4842 (build_store_vectors): Likewise.
4844 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4846 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
4848 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4850 * vec.h (vec_safe_contains): New function.
4851 (vec::contains): Likewise.
4852 (vec::begin): Likewise.
4853 (vec::end): Likewise.
4855 2016-04-23 Jakub Jelinek <jakub@redhat.com>
4858 * cfgexpand.c (expand_stack_vars): Fix typo.
4860 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4862 * system.h (list, map, set, vector): Include conditionally.
4863 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
4864 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
4865 * ipa-icf.c (INCLUDE_LIST): Define.
4866 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
4867 * config/sh/sh.c (INCLUDE_VECTOR): Define.
4868 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
4869 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
4870 * cp/logic.cc (INCLUDE_LIST): Define.
4871 * fortran/trans-common.c (INCLUDE_MAP): Define.
4873 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4875 * auto-profile.c: Remove <string.h> include.
4876 * ipa-icf-gimple.c: Remove <list> include.
4877 * diagnostic.c: Remove <new> include.
4878 * genmatch.c: Likewise.
4879 * pretty-print.c: Likewise.
4880 * toplev.c: Likewise
4881 * c/c-objc-common.c: Likewise.
4882 * cp/error.c: Likewise.
4883 * fortran/error.c: Likewise.
4885 2016-04-22 Richard Biener <rguenther@suse.de>
4887 * lto-streamer-in.c (input_ssa_names): Do not allocate
4888 GIMPLE_NOP for all SSA names.
4889 * lto-streamer-out.c (output_ssa_names): Do not output
4890 SSA names that should have been released.
4892 2016-04-22 Richard Biener <rguenther@suse.de>
4894 PR tree-optimization/70740
4895 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
4898 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
4901 * config/i386/predicates.md (call_insn_operand): Replace
4902 sibcall_memory_operand with memory_operand.
4904 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
4906 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
4907 has_single_use() tests.
4908 (register_edge_assert_for_1): Likewise.
4909 (find_assert_locations_1): Check the liveness bitmap instead of
4910 checking has_single_use().
4912 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
4915 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
4916 Extract AVX-512BW constraint from AVX.
4918 2016-04-21 Richard Biener <rguenther@suse.de>
4920 PR tree-optimization/70725
4921 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
4922 for phi_convertible_by_degenerating_args.
4923 (predicate_all_scalar_phis): Handle single-argument PHIs.
4925 2016-04-21 Richard Biener <rguenther@suse.de>
4928 * fold-const.c (fold_comparison): Return properly typed
4931 2016-04-21 Bin Cheng <bin.cheng@arm.com>
4933 PR tree-optimization/70715
4934 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
4935 after expanding BASE using expand_simple_operations.
4937 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4939 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
4940 New transformations.
4942 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4944 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
4946 2016-04-20 Jan Hubicka <jh@suse.cz>
4948 * ipa-inline.c (can_inline_edge_p): Pass caller info to
4949 ultiimate_alias_target.
4950 (update_callee_keys): Likewise.
4951 (lookup_recursive_calls): Likewise.
4952 (speculation_useful_p): Likewise.
4954 2016-04-20 Jan Hubicka <jh@suse.cz>
4957 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
4958 (set_nothrow_flag_1): ... this; handle interposition correctly;
4959 recurse on aliases and thunks.
4960 (cgraph_node::set_nothrow_flag): New.
4961 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
4962 functions compiled with non-call exceptions that binds to current
4964 (propagate_nothrow): Be safe WRT interposition.
4965 * cgraph.h (set_nothrow_flag): Update prototype.
4967 2016-04-18 Jan Hubicka <jh@suse.cz>
4969 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4970 max_loop_iterations_int.
4971 (tree_unswitch_outer_loop): Likewise.
4973 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4975 PR tree-optimization/69489
4976 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
4977 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
4978 Revise dump message.
4979 (if_convertible_bb_p): Remove check on edge count of basic block's
4982 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4984 PR tree-optimization/56625
4985 PR tree-optimization/69489
4986 * tree-data-ref.h (DR_INNERMOST): New macro.
4987 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
4988 hashing struct innermost_loop_behavior.
4989 (ref_DR_map): Remove.
4990 (innermost_DR_map): New map.
4991 (baseref_DR_map): Revise comment.
4992 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
4993 to innermost_DR_map accroding to its innermost loop behavior.
4994 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
4995 to its innermost loop behavior.
4996 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
4997 Add initialization for innermost_DR_map. Record memory reference
4998 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
4999 have innermost loop behavior.
5000 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5003 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5005 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5006 *lea_general_1. Use explicit SWI12 mode interator.
5007 (*lea<mode>_general_2): Rename from *lea_general_2.
5008 Use explicit SWI12 mode interator.
5009 (*lea<mode>_general_3): Rename from *lea_general_3.
5010 Use explicit SWI12 mode interator.
5011 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5012 Use explicit SWI12 mode interator.
5013 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5014 Use explicit SWI48 mode interator.
5016 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5018 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5019 Short-cut unaligned load and store cases. Handle all integer
5021 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5022 and store cases. Call ix86_avx256_split_vector_move_misalign
5023 directly without checking mode class.
5025 2016-04-20 Andrew Pinski <apinski@cavium.com>
5026 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5029 * config/aarch64/aarch64.md (sibcall): Force call
5030 address to be DImode for ILP32.
5031 (sibcall_value): Likewise.
5033 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5035 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5037 2016-04-20 Richard Biener <rguenther@suse.de>
5039 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5040 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5041 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5042 (maybe_push_res_to_seq): Adjust.
5043 * gimple-fold.c (maybe_build_generic_op): Likewise.
5045 2016-04-20 Marek Polacek <polacek@redhat.com>
5047 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5050 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5052 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5053 use kmovw to support AVX512F target.
5055 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5057 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5059 2016-04-20 Marek Polacek <polacek@redhat.com>
5061 PR tree-optimization/70725
5062 * tree-if-conv.c (is_false_predicate): New function.
5063 (predicate_mem_writes): Use it.
5065 2016-04-20 Richard Biener <rguenther@suse.de>
5067 PR tree-optimization/70726
5068 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5069 shift amounts from a pattern stmt operand.
5071 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5074 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5075 stack_restore_from_fpr pattern when restoring r15.
5076 (s390_optimize_prologue): Strip away the memory barrier in the
5077 parallel when trying to get rid of restore insns.
5078 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5079 definition for loading the stack pointer from an FPR. Compared to
5080 the normal move insn this pattern includes a full memory barrier.
5082 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5085 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5086 implicitly linear or lastprivate iterator on the outer context.
5088 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5090 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5092 * config/i386/i386.md (ssememalign): Removed.
5093 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5095 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5098 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5099 const short * to __builtin_ia32_loaddquhi512_mask.
5100 (_mm512_maskz_loadu_epi16): Likewise.
5101 (_mm512_mask_storeu_epi16): Pass short * to
5102 __builtin_ia32_storedquhi512_mask.
5103 (_mm512_mask_loadu_epi8): Pass const char * to
5104 __builtin_ia32_loaddquqi512_mask.
5105 (_mm512_maskz_loadu_epi8): Likewise.
5106 (_mm512_mask_storeu_epi8): Pass char * to
5107 __builtin_ia32_storedquqi512_mask.
5108 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5109 const double * to __builtin_ia32_loadupd512_mask.
5110 (_mm512_mask_loadu_pd): Likewise.
5111 (_mm512_maskz_loadu_pd): Likewise.
5112 (_mm512_storeu_pd): Pass double * to
5113 __builtin_ia32_storeupd512_mask.
5114 (_mm512_mask_storeu_pd): Likewise.
5115 (_mm512_loadu_ps): Pass const float * to
5116 __builtin_ia32_loadups512_mask.
5117 (_mm512_mask_loadu_ps): Likewise.
5118 (_mm512_maskz_loadu_ps): Likewise.
5119 (_mm512_storeu_ps): Pass float * to
5120 __builtin_ia32_storeups512_mask.
5121 (_mm512_mask_storeu_ps): Likewise.
5122 (_mm512_mask_loadu_epi64): Pass const long long * to
5123 __builtin_ia32_loaddqudi512_mask.
5124 (_mm512_maskz_loadu_epi64): Likewise.
5125 (_mm512_mask_storeu_epi64): Pass long long *
5126 to __builtin_ia32_storedqudi512_mask.
5127 (_mm512_loadu_si512): Pass const int * to
5128 __builtin_ia32_loaddqusi512_mask.
5129 (_mm512_mask_loadu_epi32): Likewise.
5130 (_mm512_maskz_loadu_epi32): Likewise.
5131 (_mm512_storeu_si512): Pass int * to
5132 __builtin_ia32_storedqusi512_mask.
5133 (_mm512_mask_storeu_epi32): Likewise.
5134 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5135 char * to __builtin_ia32_storedquqi256_mask.
5136 (_mm_mask_storeu_epi8): Likewise.
5137 (_mm256_mask_loadu_epi16): Pass const short * to
5138 __builtin_ia32_loaddquhi256_mask.
5139 (_mm256_maskz_loadu_epi16): Likewise.
5140 (_mm_mask_loadu_epi16): Pass const short * to
5141 __builtin_ia32_loaddquhi128_mask.
5142 (_mm_maskz_loadu_epi16): Likewise.
5143 (_mm256_mask_loadu_epi8): Pass const char * to
5144 __builtin_ia32_loaddquqi256_mask.
5145 (_mm256_maskz_loadu_epi8): Likewise.
5146 (_mm_mask_loadu_epi8): Pass const char * to
5147 __builtin_ia32_loaddquqi128_mask.
5148 (_mm_maskz_loadu_epi8): Likewise.
5149 (_mm256_mask_storeu_epi16): Pass short * to.
5150 __builtin_ia32_storedquhi256_mask.
5151 (_mm_mask_storeu_epi16): Pass short * to.
5152 __builtin_ia32_storedquhi128_mask.
5153 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5154 const double * to __builtin_ia32_loadupd256_mask.
5155 (_mm256_maskz_loadu_pd): Likewise.
5156 (_mm_mask_loadu_pd): Pass onst double * to
5157 __builtin_ia32_loadupd128_mask.
5158 (_mm_maskz_loadu_pd): Likewise.
5159 (_mm256_mask_storeu_pd): Pass double * to
5160 __builtin_ia32_storeupd256_mask.
5161 (_mm_mask_storeu_pd): Pass double * to
5162 __builtin_ia32_storeupd128_mask.
5163 (_mm256_mask_loadu_ps): Pass const float * to
5164 __builtin_ia32_loadups256_mask.
5165 (_mm256_maskz_loadu_ps): Likewise.
5166 (_mm_mask_loadu_ps): Pass const float * to
5167 __builtin_ia32_loadups128_mask.
5168 (_mm_maskz_loadu_ps): Likewise.
5169 (_mm256_mask_storeu_ps): Pass float * to
5170 __builtin_ia32_storeups256_mask.
5171 (_mm_mask_storeu_ps): ass float * to
5172 __builtin_ia32_storeups128_mask.
5173 (_mm256_mask_loadu_epi64): Pass const long long * to
5174 __builtin_ia32_loaddqudi256_mask.
5175 (_mm256_maskz_loadu_epi64): Likewise.
5176 (_mm_mask_loadu_epi64): Pass const long long * to
5177 __builtin_ia32_loaddqudi128_mask.
5178 (_mm_maskz_loadu_epi64): Likewise.
5179 (_mm256_mask_storeu_epi64): Pass long long * to
5180 __builtin_ia32_storedqudi256_mask.
5181 (_mm_mask_storeu_epi64): Pass long long * to
5182 __builtin_ia32_storedqudi128_mask.
5183 (_mm256_mask_loadu_epi32): Pass const int * to
5184 __builtin_ia32_loaddqusi256_mask.
5185 (_mm256_maskz_loadu_epi32): Likewise.
5186 (_mm_mask_loadu_epi32): Pass const int * to
5187 __builtin_ia32_loaddqusi128_mask.
5188 (_mm_maskz_loadu_epi32): Likewise.
5189 (_mm256_mask_storeu_epi32): Pass int * to
5190 __builtin_ia32_storedqusi256_mask.
5191 (_mm_mask_storeu_epi32): Pass int * to
5192 __builtin_ia32_storedqusi128_mask.
5193 * config/i386/i386-builtin-types.def (PCSHORT): New.
5195 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5196 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5197 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5198 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5199 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5200 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5201 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5202 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5203 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5204 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5205 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5206 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5207 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5208 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5209 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5210 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5211 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5212 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5213 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5214 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5215 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5216 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5217 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5218 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5219 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5220 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5221 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5222 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5223 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5224 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5225 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5226 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5227 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5228 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5229 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5230 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5231 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5232 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5233 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5234 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5235 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5236 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5237 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5238 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5239 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5240 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5241 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5242 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5243 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5245 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5246 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5248 (ix86_expand_vector_move_misalign): Likewise.
5249 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5250 to scalar function prototype for unaligned load/store builtins.
5251 (ix86_expand_special_args_builtin): Updated.
5252 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5253 (UNSPEC_STOREU): Likewise.
5254 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5255 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5256 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5257 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5258 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5259 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5260 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5261 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5262 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5263 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5264 (<avx512>_storedqu<mode>_mask): Likewise.
5265 (*sse4_2_pcmpestr_unaligned): Likewise.
5266 (*sse4_2_pcmpistr_unaligned): Likewise.
5267 (*mov<mode>_internal): Renamed to ...
5268 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5269 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5270 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5271 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5273 2016-04-19 Richard Biener <rguenther@suse.de>
5275 PR tree-optimization/70171
5276 * tree-ssa-phiprop.c: Include stor-layout.h.
5277 (phiprop_insert_phi): Handle the aggregate copy case.
5278 (propagate_with_phi): Likewise.
5280 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5282 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5283 instead of simplify_gen_subreg (... , 0).
5284 (ix86_delegitimize_address): Ditto.
5285 (ix86_split_divmod): Ditto.
5286 (ix86_split_copysign_const): Ditto.
5287 (ix86_split_copysign_var): Ditto.
5288 (ix86_expand_args_builtin): Ditto.
5289 (ix86_expand_round_builtin): Ditto.
5290 (ix86_expand_special_args_builtin): Ditto.
5291 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5292 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5293 (udivmodqi4): Ditto.
5294 (absneg splitters): Ditto.
5295 (*jcc_bt<mode>_1): Ditto.
5297 2016-04-19 Richard Biener <rguenther@suse.de>
5299 PR tree-optimization/70724
5300 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5301 restoring out from ...
5302 (free_scc_vn): ... here.
5303 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5304 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
5306 (pass_fre::execute): Restore SSA info.
5308 2016-04-19 Richard Biener <rguenther@suse.de>
5310 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
5311 * gimple-walk.c (walk_gimple_op): Initialize it.
5312 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
5313 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
5314 remapping SSA names of defs.
5315 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
5318 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
5321 * lra-constraints.c (equiv_substition_p): New.
5322 (process_alt_operands): Use it.
5323 (swap_operands): Swap it.
5324 (curr_insn_transform): Update it.
5326 2016-04-18 Michael Matz <matz@suse.de>
5328 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
5329 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5330 * tree-core.h (tree_type_common.align): Use bit-field.
5331 (tree_type_common.spare): New.
5332 (tree_decl_common.off_align): Make smaller.
5333 (tree_decl_common.align): Use bit-field.
5335 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
5336 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
5337 (scan_sharing_clauses): Ditto.
5338 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5339 (omp_finish_file): Ditto.
5340 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
5341 (layout_decl): Ditto.
5342 (relayout_decl): Ditto.
5343 (finalize_record_size): Use SET_TYPE_ALIGN.
5344 (finalize_type_size): Ditto.
5345 (finish_builtin_struct): Ditto.
5346 (layout_type): Ditto.
5347 (initialize_sizetypes): Ditto.
5348 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
5349 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
5350 (lookup_field_for_decl): Use SET_DECL_ALIGN.
5351 (get_chain_field): Ditto.
5352 (get_trampoline_type): Ditto.
5353 (get_nl_goto_field): Ditto.
5354 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
5356 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
5357 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
5358 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5359 (build_qualified_type): Use SET_TYPE_ALIGN.
5360 (build_aligned_type, build_range_type_1): Ditto.
5361 (build_atomic_base): Ditto.
5362 (build_common_tree_nodes): Ditto.
5363 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
5364 (expand_one_stack_var_at): Ditto.
5365 * coverage.c (build_var): Use SET_DECL_ALIGN.
5366 * except.c (init_eh): Ditto.
5367 * function.c (assign_parm_setup_block): Ditto.
5368 * symtab.c (increase_alignment_1): Ditto.
5369 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
5370 * tree-vect-stmts.c (ensure_base_align): Ditto.
5371 * varasm.c (align_variable): Ditto.
5372 (assemble_variable): Ditto.
5373 (build_constant_desc): Ditto.
5374 (output_constant_def_contents): Ditto.
5376 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
5377 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
5378 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
5379 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
5380 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
5382 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
5385 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
5386 replace %vmovsd with "%vmovq".
5387 (vec_concatv2df): Likewise.
5389 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
5391 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
5392 (*vec_extractv2si_0): Ditto.
5393 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
5394 (zero_extended_scalar_load_operand splitters): Ditto.
5395 (vec_extract splitters): Ditto.
5396 (*vec_extractv4si_0_zext): Ditto.
5397 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5399 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5400 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5401 (*sse4_1_extractps): Use lowpart_subreg.
5402 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5404 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5406 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
5408 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
5409 Mention Solaris 11 packaging changes.
5410 Update gas and gld requirements.
5411 Remove reference to pre-Solaris 10 bug.
5412 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
5414 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
5417 2016-04-17 Jan Hubicka <jh@suse.cz>
5419 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
5420 max_loop_iterations_int.
5422 2016-04-18 Richard Biener <rguenther@suse.de>
5424 PR tree-optimization/43434
5425 * tree-ssa-structalias.c (struct vls_data): New.
5426 (visit_loadstore): Handle all pointer-based accesses.
5427 (compute_dependence_clique): Compute a bitmap of restrict tags
5428 assigned bases and pass it to visit_loadstore.
5430 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
5433 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
5434 armv8.1-a and armv8.1-a+crc.
5436 2016-04-18 Richard Biener <rguenther@suse.de>
5438 PR tree-optimization/70701
5439 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
5440 references after translating through a memcpy.
5442 2016-04-18 Richard Biener <rguenther@suse.de>
5444 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
5445 (compute_antic): ... here. For partial antic use regular
5446 postorder and scrap iteration.
5447 (compute_partial_antic_aux): Remove unused return value.
5448 (init_pre): Do not allocate postorder.
5449 (fini_pre): Do not free postorder.
5451 2016-04-18 Richard Biener <rguenther@suse.de>
5454 * expmed.c (extract_bit_field_1): Remove broken case
5455 using a wider MODE_INT mode.
5457 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
5459 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
5460 unless compiling with at least GCC-4.8.
5462 2016-04-17 Jan Hubicka <jh@suse.cz>
5465 * graphite.c (graphite_finalize): Update call to
5466 tree_estimate_probability.
5467 * predict.h (tree_estimate_probability): Update prototype.
5469 2016-04-17 Jan Hubicka <jh@suse.cz>
5471 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
5472 (tree_estimate_probability): Likewise.
5473 (pass_profile::execute): Update.
5474 (report_predictor_hitrates): New function.
5475 * profile.c (compute_branch_probabilities): Use it.
5476 * predict.h (report_predictor_hitrates): Declare.
5478 2016-04-17 Jan Hubicka <jh@suse.cz>
5481 * cgraph.h (cgraph_node::set_const_flag,
5482 cgraph_node::set_pure_flag): Update prototype to return bool;
5484 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
5485 of interposable symbol are interposable, too.
5486 (cgraph_set_const_flag_1): Rename to ...
5487 (set_const_flag_1): ... this one; change to self recursive function
5488 instead of call_for_symbol_thunks_and_aliases. Handle correctly
5489 clearnig the flag in all variants and also virtual thunks of const
5490 functions are pure; track if any change was done.
5491 (cgraph_node::set_const_flag): Update.
5492 (struct set_pure_flag_info): New struct.
5493 (cgraph_set_pure_flag_1): Rename to ...
5494 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
5495 rather than pointer encoded flags; track if any changes was done;
5496 handle correctly clearning flag and setting flag of aliases already
5498 (cgraph_node::set_pure_flag): Update.
5499 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
5501 2016-04-17 Tom de Vries <tom@codesourcery.com>
5504 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
5507 2016-04-17 Tom de Vries <tom@codesourcery.com>
5509 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
5510 '{}<> ' as escape-for-record.
5512 2016-04-17 Tom de Vries <tom@codesourcery.com>
5514 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
5517 2016-04-17 Tom de Vries <tom@codesourcery.com>
5520 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
5521 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
5522 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
5523 * passes.c (finish_optimization_passes): Only call
5524 finish_graph_dump_file if dfi->graph_dump_initialized.
5525 (execute_function_dump, pass_init_dump_file): Use
5526 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
5528 2016-04-17 Tom de Vries <tom@codesourcery.com>
5530 PR tree-optimization/70256
5531 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
5532 (debug_varmap): New function.
5534 2016-04-17 Tom de Vries <tom@codesourcery.com>
5537 * passes.c (pass_manager::register_pass): Propagate pflags.
5539 2016-04-17 Tom de Vries <tom@codesourcery.com>
5542 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
5543 * passes.c (pass_manager::pass_manager): Declare and init p_start in
5544 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
5545 check if it's equal to p_start.
5546 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
5548 2016-04-15 Jan Hubicka <jh@suse.cz>
5551 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
5552 function does not bind to current def.
5553 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
5554 handle conservatively calls to functions that does not need to bind
5556 (check_call): Update call of worse_state.
5557 (ignore_edge_for_nothrow): Update.
5558 (ignore_edge_for_pure_const): Likewise.
5559 (propagate_pure_const): Update calls to worse_state.
5560 (skip_function_for_local_pure_const): Reformat comments.
5562 2016-04-15 Jan Hubicka <jh@suse.cz>
5565 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
5566 (cgraph_node::function_symbol): Likewise.
5567 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5568 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
5569 (symtab_node::ultimate_alias_target): Add REF parameter.
5570 (symtab_node::binds_to_current_def_p): Declare.
5571 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
5572 (cgraph_node::function_symbol): Likewise.
5573 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5574 (cgraph_node::get_availability): Likewise.
5575 (cgraph_edge::binds_to_current_def_p): New inline function.
5576 (varpool_node::get_availability): Add REF parameter.
5577 (varpool_node::ultimate_alias_target): Likewise.
5578 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
5579 (symtab_node::binds_to_current_def_p): Likewise.
5580 * varpool.c (varpool_node::get_availability): Likewise.
5582 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5585 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
5586 Fix mode size check.
5588 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5590 * BASE-VER: Set to 7.0.0.
5592 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
5594 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
5596 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5598 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
5599 architecture revisions.
5601 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
5603 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
5604 * config/i386/i386.c (ix86_using_red_zone): No longer static.
5605 * config/i386/i386.md (stack decrement to push peepholes): Guard
5606 with !x86_using_red_zone ().
5608 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5611 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
5612 to dump_generic_node.
5613 (NIY): Pass also flags to do_niy.
5615 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
5617 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
5618 (simd_clone_vector_of_formal_parm_types)
5619 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
5620 (simd_clone_mangle, simd_clone_create)
5621 (simd_clone_adjust_return_type, create_tmp_simd_array)
5622 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
5623 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
5624 (ipa_simd_modify_function_body, simd_clone_linear_addend)
5625 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
5626 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
5627 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
5628 * omp-simd-clone.c: ... this new file.
5629 (simd_clone_vector_of_formal_parm_types): Make it static.
5630 * Makefile.in (OBJS): Add omp-simd-clone.o.
5632 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5635 * config/i386/sse.md: Use proper memory operand modifiers.
5638 2016-04-15 Richard Biener <rguenther@suse.de>
5639 Alan Modra <amodra@gmail.com>
5641 PR tree-optimization/70130
5642 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
5643 when alignment stays not the same and no not use the realign
5646 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5649 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5650 direct move handlers for KFmode. Change TFmode handlers test from
5651 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
5653 2016-04-14 Jakub Jelinek <jakub@redhat.com>
5656 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
5657 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
5658 (inlined_polymorphic_ctor_dtor_block_p): Use it.
5659 * tree-ssa-live.c (remove_unused_scope_block_p): When
5660 in_ctor_dtor_block, avoid discarding not just BLOCKs with
5661 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
5662 block_ultimate_origin is FUNCTION_DECL.
5663 (remove_unused_locals): If current_function_decl is
5664 polymorphic_ctor_dtor_p, pass initial true to
5665 remove_unused_scope_block_p' is_ctor_dtor_block.
5667 2016-04-14 Martin Sebor <msebor@redhat.com>
5672 * doc/extend.texi (Variable Length): Revert.
5674 2016-04-14 Marek Polacek <polacek@redhat.com>
5675 Jan Hubicka <hubicka@ucw.cz>
5678 * tree.c (verify_type): Disable the canonical type of main variant
5681 2016-04-14 Jason Merrill <jason@redhat.com>
5683 * cfgexpand.c, expr.c: Revert previous change.
5685 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
5688 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
5689 when building a mem ref for the incoming reduction variable.
5691 2016-04-14 Richard Biener <rguenther@suse.de>
5693 PR tree-optimization/70614
5694 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
5695 loop if the evolution dropped to chrec_dont_know.
5696 (interpret_condition_phi): Likewise.
5698 2016-04-14 Richard Biener <rguenther@suse.de>
5700 PR tree-optimization/70623
5701 * tree-ssa-pre.c (changed_blocks): Make global ...
5702 (compute_antic): ... local here. Move and fix worklist
5703 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
5704 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
5705 worklist handling, dump when ANTIC_IN changed.
5706 (compute_partial_antic_aux): Remove worklist handling.
5707 (init_pre): Do not compute post dominators. Add a comment about
5708 the CFG order chosen.
5709 (fini_pre): Do not free post dominators.
5711 2016-04-13 Martin Sebor <msebor@redhat.com>
5716 * doc/extend.texi (Variable Length): Document C++ specifics.
5718 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5721 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
5722 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
5723 eh edges have been purged.
5726 * tree-sra.c (create_access_replacement,
5727 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
5729 * tree-pretty-print.c (dump_fancy_name): New function.
5730 (dump_decl_name, dump_generic_node): Use it.
5732 2016-04-13 Jason Merrill <jason@redhat.com>
5734 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
5735 * expr.c (expand_expr_real_1): Likewise.
5737 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
5739 * config/i386/i386.md (kunpckhi): Swap operands.
5740 (kunpcksi): Likewise.
5741 (kunpckdi): Likewise.
5742 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
5743 (vec_pack_trunc_<mode>): Likewise.
5745 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5748 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
5751 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
5752 gimplification turns some element into non-constant.
5755 * rtl.h (convert_memory_address_addr_space_1): New prototype.
5756 * explow.c (convert_memory_address_addr_space_1): No longer static,
5757 add NO_EMIT argument and don't call convert_modes if true, pass
5758 it down recursively, remove break after return.
5759 (convert_memory_address_addr_space): Adjust caller.
5760 * simplify-rtx.c (simplify_unary_operation_1): Call
5761 convert_memory_address_addr_space_1 instead of convert_memory_address,
5762 if it returns NULL, don't simplify.
5764 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
5767 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
5769 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5771 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5772 Bump the upper SIMDLEN limits, so that if the return type or
5773 characteristic type if the return type is void can be passed in
5774 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
5777 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5780 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
5781 Do not use "=" constraint on an input constraint.
5782 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5783 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5784 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
5785 generates (neg (abs ...)) instead of (abs ...).
5787 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5789 PR rtl-optimization/70596
5790 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
5791 just invalidate LRA data and reset them. Adjust dump wording.
5793 2016-04-12 Martin Liska <mliska@suse.cz>
5796 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5798 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5800 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5801 max_loop_iterations_int.
5802 (tree_unswitch_outer_loop): Likewise.
5803 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5804 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5806 2016-04-12 Tom de Vries <tom@codesourcery.com>
5808 PR tree-optimization/68756
5809 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
5810 instead of new_name.
5812 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5814 PR tree-optimization/70602
5815 * tree-sra.c (generate_subtree_copies): Don't write anything into
5816 constant pool decls.
5818 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
5819 regardless whether there are depend clauses or not.
5821 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5824 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
5825 target attribute and pragma from changing the -mfloat128
5826 and -mfloat128-hardware options.
5828 * doc/extend.texi (Additional Floating Types): Document PowerPC
5829 __float128 restrictions.
5831 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5834 * config/aarch64/driver-aarch64.c
5835 (aarch64_get_extension_string_for_isa_flags): New.
5836 (arch_extension): Rename to...
5837 (aarch64_arch_extension): ...This.
5838 (ext_to_feat_string): Rename to...
5839 (aarch64_extensions): ...This.
5840 (aarch64_core_data): Keep track of architecture extension flags.
5841 (cpu_data): Rename to...
5842 (aarch64_cpu_data): ...This.
5843 (aarch64_arch_driver_info): Keep track of architecture extension
5845 (get_arch_name_from_id): Rename to...
5846 (get_arch_from_id): ...This, change return type.
5847 (host_detect_local_cpu): Update and reformat for renames, handle
5848 extensions through common infrastructure.
5850 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5853 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
5854 track of a canonical flag name.
5855 (all_extensions): Likewise.
5856 (arch_to_arch_name): Also track extension flags enabled by the arch.
5857 (all_architectures): Likewise.
5858 (aarch64_parse_extension): Move to here.
5859 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
5861 (aarch64_rewrite_selected_cpu): Update for above change.
5862 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
5863 are handled, such that the single explicit value enabled by an
5864 extension is kept seperate from the implicit values it also enables.
5865 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
5867 (aarch64_parse_extension): New.
5868 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
5869 here to config/aarch64/aarch64-protos.h.
5870 (aarch64_parse_extension): Move from here to
5871 common/config/aarch64/aarch64-common.c.
5872 (aarch64_option_print): Update.
5873 (aarch64_declare_function_name): Likewise.
5874 (aarch64_start_file): Likewise.
5875 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
5876 the canonical flag for extensions.
5877 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
5880 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5882 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
5885 2016-04-09 Tom de Vries <tom@codesourcery.com>
5887 PR tree-optimization/68953
5888 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
5889 first to last subscript.
5891 2016-04-09 Jakub Jelinek <jakub@redhat.com>
5893 PR tree-optimization/70586
5894 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
5897 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
5901 PR tree-optimization/70373
5905 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
5906 clauses for acc parallel reductions as necessary. Error on those
5908 * omp-low.c (scan_sharing_clauses): Don't install variables which
5909 are used in acc parallel reductions.
5910 (lower_rec_input_clauses): Remove dead code.
5911 (lower_oacc_reductions): Add support for reference reductions.
5912 (lower_reduction_clauses): Remove dead code.
5913 (lower_omp_target): Don't remap variables appearing in acc parallel
5915 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
5917 2016-04-08 Jakub Jelinek <jakub@redhat.com>
5920 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
5921 with multiple SSA_NAME defs, force the outputs other than first
5922 to be live before calling live_track_process_def on each output.
5924 PR rtl-optimization/70574
5925 * fwprop.c (forward_propagate_and_simplify): Don't add
5926 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
5927 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
5928 paradoxical subregs within *loc.
5930 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
5932 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
5933 -ftree-parallelize-loops={0,1}.
5934 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
5935 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
5936 * config/ia64/hpux.h (LIB_SPEC): Likewise.
5937 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
5938 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
5940 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
5943 * asan.c (instrument_derefs): If we get unknown location, extract it
5945 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
5947 2016-04-08 Tom de Vries <tom@codesourcery.com>
5949 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
5950 implicit firstprivate clause.
5952 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5955 * config/arm/thumb2.md (tst + branch-> lsls + branch
5956 peephole below *orsi_not_shiftsi_si): Require that condition
5957 register is dead after the peephole.
5958 (second peephole after the above): Likewise.
5960 2016-04-08 Alan Modra <amodra@gmail.com>
5963 * builtins.c (fold_builtin_classify): For IBM extended precision,
5964 look at just the high-order double to test for NaN.
5965 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
5966 test just the high double for Inf but both doubles for subnormal
5969 2016-04-07 Jakub Jelinek <jakub@redhat.com>
5971 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
5972 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
5973 node->simdclone->mask_mode != VOIDmode masks.
5974 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
5975 earlier, use it instead of node->simdclone.
5976 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5977 Set clonei->mask_mode.
5979 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5982 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
5983 Pass it through to cp_parser_already_scoped_statement.
5984 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
5985 it through to cp_parser_statement.
5986 (cp_parser_statement): Pass IF_P through to
5987 cp_parser_iteration_statement.
5988 (cp_parser_pragma): Adjust call to
5989 cp_parser_iteration_statement.
5991 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5994 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
5995 resolve a future -Wparentheses warning.
5996 * omp-low.c (scan_sharing_clauses): Likewise.
5997 * tree-parloops.c (eliminate_local_variables): Likewise.
5999 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6001 PR rtl-optimization/70398
6002 * lra-constraints.c (process_address_1): Check zero scale and code
6003 for reloading with zero scale.
6005 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6007 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6008 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6010 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6012 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6013 Add support for AVX512F clones, include them by default for
6014 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6015 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6019 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6020 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6021 firstprivate clauses.
6022 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6023 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6024 (lower_omp_target): Set TREE_NO_WARNING for
6025 non-addressable possibly uninitialized vars which are copied into
6026 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6028 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6030 * config/pa/predicates.md (integer_store_memory_operand): Accept
6031 REG+D operands with a large offset when reload_in_progress is true.
6032 (floating_point_store_memory_operand): Likewise.
6034 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6037 * match.pd (nested int casts): Limit to GIMPLE.
6039 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6042 * ipa-devirt.c (maybe_record_node): Fix comment; use
6043 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6045 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6047 PR rtl-optimization/70542
6048 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6049 if there are any uses other than insn or debug insns.
6051 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6052 Jakub Jelinek <jakub@redhat.com>
6054 PR tree-optimization/70509
6055 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6056 Shift HOST_WIDE_INT_1U instead of 1.
6058 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6060 PR tree-optimization/70509
6061 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6062 of the vector base type for index.
6064 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6067 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6069 2016-04-05 Richard Biener <rguenther@suse.de>
6071 PR tree-optimization/70526
6072 * tree-sra.c (build_ref_for_offset): Use prev_base to
6073 extract the alias pointer type.
6075 2016-04-05 Richard Biener <rguenther@suse.de>
6077 * dse.c (struct store_info): Remove alias_set member.
6078 (struct read_info_type): Likewise.
6079 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6080 spill_deleted, clear_alias_set_lookup): Remove.
6081 (get_group_info): Remove dead base == NULL_RTX case.
6082 (dse_step0): Remove initialization of removed variables.
6083 (delete_dead_store_insn): Reomve alias set dumping.
6084 (free_read_records): Remove alias_set handling.
6085 (canon_address): Remove alias_set_out parameter.
6086 (record_store): Remove spill_alias_set, it's always zero.
6087 (check_mem_read_rtx): Likewise.
6088 (dse_step2): Rename from ...
6089 (dse_step2_nospill): ... this. Adjust.
6090 (scan_stores): Rename from ...
6091 (scan_stores_nospill): ... this.
6092 (scan_reads): Rename from ...
6093 (scan_reads_nospill): ... this.
6094 (scan_stores_spill, scan_reads_spill): Remove.
6095 (dse_step3_scan): Remove for_spills argument which is always false.
6096 (dse_step3): Likewise.
6097 (dse_step5): Rename from ...
6098 (dse_step5_nospill): ... this. Remove alias_set handling.
6099 (rest_of_handle_dse): Adjust.
6101 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6104 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6105 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6106 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6107 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6109 2016-04-05 Richard Biener <rguenther@suse.de>
6112 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6113 non-register type temporaries into SSA.
6115 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6118 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6119 calls when sanitizing.
6120 (possible_polymorphic_call_target_p): Fix formatting.
6122 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6123 Jakub Jelinek <jakub@redhat.com>
6126 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6127 to ensure a call statement is compatible with a built-in's
6129 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6132 2016-04-04 Richard Biener <rguenther@suse.de>
6134 PR rtl-optimization/70484
6135 * rtl.h (canon_output_dependence): Declare.
6136 * alias.c (canon_output_dependence): New function.
6137 * dse.c (record_store): Use canon_output_dependence rather
6138 than canon_true_dependence.
6140 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6143 * cgraph.h (symtab_node::copy_visibility_from): New function.
6144 * symtab.c (symtab_node::copy_visibility_from): New function.
6145 * ipa-visibility.c (optimize_weakref): New function.
6146 (function_and_variable_visibility): Use it.
6148 2016-04-04 Martin Liska <mliska@suse.cz>
6151 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6152 value that is really in range handled by SBR instruction.
6153 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6154 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6155 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6157 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6161 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6162 set, but not for SP_REG operands.
6164 2016-04-02 Martin Sebor <msebor@redhat.com>
6167 * fold-const.c (maybe_nonzero_address): New function.
6168 (fold_comparison): Call it. Fold equality and relational
6169 expressions involving null pointers.
6170 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6172 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6174 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6175 the "Y" constraint (scalar FP 0.0 immediate).
6177 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6178 Add the "const_double" to the list of operand constraints.
6180 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6182 PR rtl-optimization/70467
6183 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6184 If low word of the last operand is 0, just emit addition/subtraction
6187 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6190 * config/s390/s390.c (s390_expand_insv): Check for everything
6191 constant instead of just VOIDmode stuff.
6193 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6196 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6198 2016-04-01 Nathan Sidwell <nathan@acm.org>
6200 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6202 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6204 PR rtl-optimization/70461
6205 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6208 2016-03-31 Martin Liska <mliska@suse.cz>
6211 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6212 a tree value or an immediate integer value to a buffer
6213 that is eventually copied to a BRIG section.
6214 (emit_immediate_operand): Call the function here.
6215 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6216 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6217 of class' fields that are removed.
6218 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6219 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6220 m_brig_repr_size fields.
6222 2016-03-31 Martin Liska <mliska@suse.cz>
6225 * hsa-gen.c (hsa_function_representation::update_dominance): New
6227 (convert_addr_to_flat_segment): Likewise.
6228 (gen_hsa_memory_set): New alignment argument.
6229 (gen_hsa_ctor_assignment): Likewise.
6230 (gen_hsa_insns_for_single_assignment): Provide alignment
6231 to gen_hsa_ctor_assignment.
6232 (gen_hsa_insns_for_direct_call): Add new argument.
6233 (expand_lhs_of_string_op): New function.
6234 (expand_string_operation_builtin): Likewise.
6235 (expand_memory_copy): New function.
6236 (expand_memory_set): New function.
6237 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6238 (convert_switch_statements): Change signature.
6239 (generate_hsa): Use a return value of the function.
6240 (pass_gen_hsail::execute): Do not call
6241 convert_switch_statements here.
6242 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6243 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6244 (hsa_function_representation::update_dominance): New function.
6246 2016-03-31 Martin Liska <mliska@suse.cz>
6249 * hsa-brig.c (emit_directive_variable): Emit alignment
6250 according to hsa_symbol::m_align.
6251 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6252 (dump_hsa_symbol): Dump alignment of HSA symbols.
6253 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6254 (gen_hsa_addr_with_align): New function.
6255 (hsa_bitmemref_alignment): Use newly added function.
6256 (gen_hsa_insns_for_load): Likewise.
6257 (gen_hsa_insns_for_store): Likewise.
6258 (gen_hsa_memory_copy): New argument added.
6259 (gen_hsa_insns_for_single_assignment): Respect
6260 alignment for assignments processed via gen_hsa_memory_copy.
6261 (gen_hsa_insns_for_direct_call): Likewise.
6262 (gen_hsa_insns_for_return): Likewise.
6263 (gen_function_def_parameters): Set default alignment.
6264 * hsa.c (hsa_object_alignment): New function.
6265 (hsa_byte_alignment): Pasted function.
6266 * hsa.h (hsa_symbol::m_align): New field.
6268 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6270 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6271 scratch field for goto case.
6273 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6275 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6277 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6280 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6281 (scalar_chain::convert_insn): Call convert_op for reg
6282 moves to handle undefined registers.
6284 2016-03-31 Nathan Sidwell <nathan@acm.org>
6287 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6288 Assert we don't want to move backwards.
6290 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6293 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6295 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6297 PR rtl-optimization/70460
6298 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6299 with operand from REG_LABEL_OPERAND, instead substitute
6300 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6301 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6303 2016-03-31 Martin Liska <mliska@suse.cz>
6305 * passes.c (execute_one_pass): Do not call
6306 todo_after for a discarded function.
6308 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6310 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
6311 (no_cost, infinite_cost): Initialize the new field.
6312 (get_computation_cost_at): Record setup cost.
6313 (determine_use_iv_cost_address): Skip cost computation for sub
6314 uses if we can estimate it without losing accuracy.
6316 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6318 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6320 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6321 max_loop_iterations_int.
6322 (tree_unswitch_outer_loop): Likewise.
6323 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6324 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6326 2016-03-30 Richard Biener <rguenther@suse.de>
6329 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
6331 2016-03-30 Jakub Jelinek <jakub@redhat.com>
6334 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
6335 in gen_blendm expander.
6337 2016-03-30 Nick Clifton <nickc@redhat.com>
6340 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
6341 case where we are already provided with an SImode SUBREG.
6343 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
6346 * config/i386/i386.c (ix86_expand_epilogue): Properly check
6347 conflict between DRAP register and __builtin_eh_return.
6349 2016-03-30 Michael Matz <matz@suse.de>
6350 Richard Biener <rguenther@suse.de>
6353 * ipa-polymorphic-call.c (struct type_change_info): Change
6354 speculative to an unsigned allowing to limit the work we do.
6355 (csftc_abort_walking_p): New inline function..
6356 (check_stmt_for_type_change): Limit the number of may-defs
6357 skipped for speculative devirtualization to
6358 max-speculative-devirt-maydefs.
6359 * params.def (max-speculative-devirt-maydefs): New param.
6360 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
6362 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
6365 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
6368 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
6370 PR tree-optimization/59124
6371 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
6372 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
6374 2016-03-29 Jeff Law <law@redhat.com>
6376 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
6378 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6380 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
6383 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
6385 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
6386 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
6387 gcrt0.o if linking dynamically.
6389 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6392 * ipa-devirt.c (methods_equal_p): New function.
6393 (compare_virtual_tables): Use it.
6394 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6395 * cgraphclones.c (clone_function_name_1): Use
6396 symbol_table::symbol_suffix_separator.
6397 * coverage.c (build_var): Likewise.
6398 * symtab.c (symbol_table::symbol_suffix_separator): New.
6400 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6402 PR rtl-optimization/70429
6403 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6404 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6405 mode != result_mode.
6408 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
6410 PR tree-optimization/70405
6411 * ssa-iterators.h (num_imm_uses): Add missing braces.
6413 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
6415 PR rtl-optimization/68695
6416 * ira-color.c (allocno_copy_cost_saving): New.
6417 (improve_allocation): Use it.
6419 2016-03-29 Richard Henderson <rth@redhat.com>
6422 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
6424 2016-03-29 Richard Biener <rguenther@suse.de>
6427 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
6428 use alignment returned by get_pointer_alignment_1 if it is
6429 bigger than BITS_PER_UNIT.
6430 * builtins.c (get_pointer_alignment_1): Do not return true
6431 for alignment extracted from SSA info.
6433 2016-03-28 James Bowman <james.bowman@ftdichip.com>
6435 * config/ft32/ft32.opt (mnodiv): New.
6436 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
6437 * doc/invoke.texi (FT32 Options -mnodiv): New.
6439 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
6442 * config/i386/i386.md (define_split, andn): Fix modes.
6444 2016-03-26 Richard Biener <rguenther@suse.de>
6445 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6448 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
6450 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
6451 as 2nd argument to cl_optimization_restore().
6453 2016-03-25 Richard Henderson <rth@redhat.com>
6456 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
6457 * config/aarch64/aarch64-protos.h: Declare it.
6458 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
6460 2016-03-25 Alan Modra <amodra@gmail.com>
6463 * config/rs6000/constraints.md (j): Simplify.
6464 * config/rs6000/predicates.md (easy_fp_constant): Exclude
6466 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
6467 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
6468 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
6469 in all constraint alternatives.
6470 (movtd_64bit_nodm): Delete "j" constraint alternative.
6472 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6474 * tree-ssa-propagate.c: Enhance docs for
6475 SSA_PROP_NOT_INTERESTING.
6477 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6479 * doc/extend.texi: Fix typo in documentation to pure attribute.
6481 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
6484 * config/pa/pa.md (bswapdi2): Use a scratch register.
6486 2016-03-24 Richard Henderson <rth@redhat.com>
6489 * fold-const.c (extract_muldiv_1): Correct test for multiplication
6492 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
6494 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
6495 using ix86_expand_binary_operator instead of gen_andsi3.
6497 2016-03-24 Richard Biener <rguenther@suse.de>
6499 PR tree-optimization/70396
6500 * tree-vect-stmts.c (vectorizable_comparison): Use
6501 get_vectype_for_scalar_type.
6503 2016-03-24 Richard Biener <rguenther@suse.de>
6506 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
6507 with register bases.
6509 2016-03-24 Richard Biener <rguenther@suse.de>
6511 PR tree-optimization/70372
6512 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
6513 build_all_ones_cst to also handle vector types correctly.
6515 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6518 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
6521 2016-03-23 Marek Polacek <polacek@redhat.com>
6524 * doc/invoke.texi: Document -Wignored-attributes.
6526 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6528 PR tree-optimization/69042
6529 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
6530 parameter from 30 to 40.
6532 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6534 PR tree-optimization/69042
6535 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
6536 for use with constant offset stripped in base.
6538 2016-03-23 Richard Biener <rguenther@suse.de>
6541 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
6542 mode compatibility check.
6543 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6545 2016-03-23 Jeff Law <law@redhat.com>
6547 PR tree-optimization/64058
6548 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
6550 (struct ssa_conflicts): Move up earlier in the file.
6551 (conflicts_, var_map_): New static variables.
6552 (initialize_conflict_count): New function to initialize the
6553 CONFLICT_COUNT field for each conflict pair.
6554 (compare_pairs): Lazily initialize the conflict count and use it
6555 as the first tie-breaker.
6556 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
6557 and wipe conflicts_ and map_ around the call to qsort. Remove
6558 special case for 2 coalesce pairs.
6559 * bitmap.c (bitmap_count_unique_bits): New function.
6560 (bitmap_count_bits_in_word): New function, extracted from
6562 (bitmap_count_bits): Use bitmap_count_bits_in_word.
6563 * bitmap.h (bitmap_count_unique_bits): Declare it.
6565 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
6568 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
6569 transparent alias chain for decl assembler name.
6570 * config/sol2.c (solaris_assemble_visibility): Likewise.
6572 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6574 * config/arm/arm1020e.md (1020call_op): Reduce reservation
6576 (v10_fdivs): Likewise.
6577 (v10_fdivd): Likewise.
6579 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6582 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
6583 to not call fclose twice on file.
6585 2016-03-23 Jakub Jelinek <jakub@redhat.com>
6587 PR tree-optimization/70354
6588 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6589 oprnd0 is wider than oprnd1 and there is a cast from the wider
6590 type to oprnd1, mask it with the mask of the narrower type.
6593 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
6594 Optimize TARGET_STV splitters, if high or low word of last argument
6597 2016-03-22 Jeff Law <law@redhat.com>
6600 tree-ssa-threadbackward.c
6601 (fsm_find_control_statement_thread_paths): Correctly distinguish
6602 between old style jump threads vs FSM jump threads.
6604 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
6607 * config/i386/i386.c (scalar_chain::convert_op): Support
6608 uninitialized register usage case.
6610 2016-03-22 Richard Biener <rguenther@suse.de>
6613 * genmatch.c (gen_transform): Adjust last parameter to a three-state
6615 (capture::gen_transform): ... to change behavior when substituting
6616 a condition into cond or not-cond expr context.
6617 (dt_simplify::gen_1): Adjust.
6618 * gimple-match-head.c: Include gimplify.h for unshare_expr.
6619 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
6620 last change and instead change to
6621 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
6622 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6624 2016-03-22 Anthony Green <green@moxielogic.com>
6626 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
6627 issue for moxiebox targets.
6628 (CC1PLUS_SPEC): Ditto.
6630 2016-03-22 Richard Biener <rguenther@suse.de>
6633 * fold-const.c (extract_muldiv_1): Properly perform multiplication
6636 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6638 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
6640 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6643 * config/i386/i386.c (def_builtin): Handle
6644 OPTION_MASK_ISA_AVX512VL to be and-ed with other
6646 (const struct builtin_description bdesc_special_args[]):
6647 Remove duplicate ISA bits.
6649 2016-03-22 Jakub Jelinek <jakub@redhat.com>
6652 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
6653 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
6654 in a way that works also for AVX512BW.
6657 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
6658 instead of source if operands[1] is xmm16 and above and
6659 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
6660 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
6663 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
6664 on assign if (*from_p) is a comparison, set it to
6665 TREE_NO_WARNING (*from_p).
6667 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6670 * lra.c (restore_scratches): Ignore deleted insns.
6672 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
6673 Jakub Jelinek <jakub@redhat.com>
6675 PR tree-optimization/70317
6676 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
6679 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
6682 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
6683 of ix86_expand_move.
6685 (movti): Use general_operand for operand 1 predicate.
6687 2016-03-21 Martin Liska <mliska@suse.cz>
6689 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
6691 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
6693 2016-03-21 Martin Liska <mliska@suse.cz>
6696 * ipa-icf.c (sem_function::parse): Skip static
6697 constructors and destructors.
6699 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6702 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
6703 function-like macro, peek following token(s) if it is followed
6704 by CPP_OPEN_PAREN token with optional padding in between, and
6705 if not, don't treat it like a macro.
6707 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
6708 Alexander Monakov <amonakov@ispras.ru>
6710 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
6711 for the stabs debug format.
6713 2016-03-21 Richard Biener <rguenther@suse.de>
6715 PR tree-optimization/70310
6716 * tree-vect-generic.c (expand_vector_condition): Fold the built
6719 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
6722 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
6723 Block third alternative for AVX-512VL target,
6725 2016-03-21 Martin Liska <mliska@suse.cz>
6728 * hsa-brig.c (emit_function_directives): Mark unemitted
6729 global variables for emission.
6730 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
6731 (get_symbol_for_decl): Likewise.
6732 * hsa.h (struct hsa_symbol): New flag.
6734 2016-03-21 Richard Biener <rguenther@suse.de>
6736 PR tree-optimization/70288
6737 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
6738 we do not estimate unsimplified all-constant conditionals or
6739 switches as optimized away.
6741 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
6743 PR rtl-optimization/69102
6744 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
6745 when we have a readonly dependency context.
6747 2016-03-18 Jeff Law <law@redhat.com>
6749 PR rtl-optimization/70263
6750 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
6751 (update_equiv_regs): When trying to move a store to after the insn
6752 that sets the source of the store, make sure the store occurs after
6753 the insn that sets the source of the store. When successful note
6754 the REG_EQUIV note created in the dump file.
6756 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
6757 Bernd Schmidt <bschmidt@redhat.com>
6759 * doc/extend.texi: Document more potential problems with basic asms.
6761 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
6763 PR rtl-optimization/70278
6764 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
6767 2016-03-18 Jason Merrill <jason@redhat.com>
6769 * calls.c (load_register_parameters): Fix zero size sibcall logic.
6771 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
6773 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
6774 values to 128b regs.
6776 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
6778 PR tree-optimization/70252
6779 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
6780 boolean vector has a proper number of elements.
6781 (supportable_narrowing_operation): Likewise.
6783 2016-03-18 Tom de Vries <tom@codesourcery.com>
6786 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
6788 2016-03-18 Jakub Jelinek <jakub@redhat.com>
6790 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
6791 instead of replace_rtx for DEBUG_INSNs.
6793 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6795 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
6796 load type reservations.
6798 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
6801 * config/pa/constraints.md: Revert 2015-02-13 change. Use
6802 define_constraint for "Q" and "T" constraints.
6804 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
6806 Tweak the pipeline model for Exynos M1
6808 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
6811 2016-03-17 David Malcolm <dmalcolm@redhat.com>
6814 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
6815 where one or both locations aren't within a line_map.
6817 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
6820 * opts.c (finish_options): Don't set flag_pie to the default if
6821 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
6824 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
6826 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
6827 true as ALL_REGS argument to replace_rtx.
6829 2016-03-17 Richard Biener <rguenther@suse.de>
6832 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
6835 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6838 * rtl.h (replace_rtx): Add ALL_REGS argument.
6839 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
6840 equality and assert mode is the same, instead of just rtx pointer
6842 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
6843 true as ALL_REGS argument to replace_rtx.
6845 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
6847 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
6848 for boolean vector with vector mode only.
6849 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6851 2016-03-17 Nick Clifton <nickc@redhat.com>
6854 * config/rx/rx.c (rx_print_integer): Print negative constants in
6857 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6860 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
6862 2016-03-16 Richard Henderson <rth@redhat.com>
6863 Richard Biener <rguenth@suse.de>
6868 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
6869 first operand as is_gimple_condexpr.
6874 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
6875 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
6876 Do not gimplify the result.
6877 (do_unop): Adjust call to tree_vec_extract.
6878 (do_binop): Likewise.
6879 (do_compare): Likewise.
6880 (do_plus_minus): Likewise.
6881 (do_negate): Likewise.
6882 (expand_vector_condition): Likewise.
6883 (do_cond): Likewise.
6885 2016-03-16 Richard Henderson <rth@redhat.com>
6888 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
6889 (aarch64_classify_address): Use it.
6890 (aarch64_legitimize_address): Force all subexpressions of PLUS
6891 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
6893 2016-03-16 Jakub Jelinek <jakub@redhat.com>
6894 Richard Biener <rguenth@suse.de>
6897 * rtlanal.c (replace_rtx): For REG, if from is a REG,
6898 return to even if only REGNO is equal, and assert
6901 2016-03-11 Jeff Law <law@redhat.com>
6903 PR rtl-optimization/70224
6904 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
6906 2016-03-16 Richard Henderson <rth@redhat.com>
6909 * function.h (struct function): Add has_forced_label_in_static.
6910 * gimplify.c (force_labels_r): Set it.
6911 * lto-streamer-in.c (input_struct_function_base): Read it.
6912 * lto-streamer-out.c (output_struct_function_base): Write it.
6913 * tree-inline.c (has_label_address_in_static_1): Remove.
6914 (copy_forbidden): Remove fndecl parameter; test
6915 has_forced_label_in_static.
6916 (inline_forbidden_p): Update call to copy_forbidden.
6917 (tree_versionable_function_p): Likewise.
6918 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
6919 (chkp_versioning): Likewise.
6920 * tree-inline.h (copy_forbidden): Update decl.
6922 2016-03-16 Marek Polacek <polacek@redhat.com>
6925 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
6926 function being thunked if the result type doesn't have fixed size.
6927 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
6928 doesn't have fixed size.
6930 2016-03-16 Bin Cheng <bin.cheng@arm.com>
6932 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
6933 reporting malformed loop nest.
6935 2016-03-16 Tom de Vries <tom@codesourcery.com>
6938 * ipa-devirt.c (possible_polymorphic_call_targets): Move
6939 nodes.length () == 1 test to before first nodes[0] access.
6941 2016-03-16 Tom de Vries <tom@codesourcery.com>
6943 PR tree-optimization/68715
6944 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
6947 2016-03-16 Tom de Vries <tom@codesourcery.com>
6949 PR tree-optimization/68809
6950 * graphite-scop-detection.c (same_close_phi_node): Test if result types
6953 2016-03-16 Carlos O'Donell <carlos@redhat.com>
6954 Sandra Loosemore <sandra@codesourcery.com>
6956 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
6957 on leaf attribute. Mention ELF interposition problems.
6959 2016-03-16 Alan Modra <amodra@gmail.com>
6961 PR rtl-optimization/69195
6962 PR rtl-optimization/47992
6963 * ira.c (indirect_jump_optimize): Ignore artificial defs.
6966 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
6969 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
6971 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6973 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
6975 2016-03-15 Jakub Jelinek <jakub@redhat.com>
6977 PR rtl-optimization/70222
6978 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
6979 optimization if mode is different from result_mode, queue up masking
6980 of the result in outer_op. Formatting fix.
6983 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
6986 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6988 PR rtl-optimization/69032
6989 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
6990 looping backwards over basic block insns.
6992 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6995 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
6996 to non-speculative when propagating trap bits.
6998 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7000 PR rtl-optimization/63384
7001 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7004 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7007 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7008 factored out from ...
7009 (sched_analyze_insn): ... here.
7010 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7011 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7012 get_implicit_reg_pending_clobbers in it.
7013 (setup_id_reg_sets): Use setup_id_implicit_regs.
7014 (deps_init_id): Ditto.
7016 2016-03-15 Tom de Vries <tom@codesourcery.com>
7019 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7021 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7022 execute_function_dump.
7023 (execute_one_pass): Don't dump function if it will be dumped after ipa
7026 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7028 * genrecog.c (match_pattern_2): If pred is NULL don't call
7029 safe_predicate_mode on it.
7031 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7034 * lra-constraints.c (delete_move_and_clobber): Change assertion
7035 to also allow dregno == 0.
7037 2016-03-14 Richard Henderson <rth@redhat.com>
7040 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7041 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7042 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7043 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7046 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7049 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7051 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7053 * lra-constraints.c (split_reg): For hard regs, try to find the
7054 biggest single-register mode used in the function.
7056 2016-03-14 Richard Biener <rguenther@suse.de>
7058 PR tree-optimization/56365
7059 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7060 constants to compare against.
7062 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7065 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7066 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7067 (define_split for the GPR case): Use int_reg_operand instead of
7068 gpc_reg_operand for the output.
7070 2016-03-14 Tom de Vries <tom@codesourcery.com>
7072 PR tree-optimization/70045
7073 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7074 create_empty_if_region_on_edge argument.
7076 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7078 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7079 (STACK_CHECK_PROTECT): Likewise.
7080 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7081 (STACK_CHECK_PROTECT): Likewise.
7082 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7083 (STACK_CHECK_PROTECT): Likewise.
7084 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7085 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7086 (STACK_CHECK_PROTECT): Likewise.
7088 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7090 PR rtl-optimization/69307
7091 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7092 registers in modes that span more than one register.
7094 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7097 * lra-constraints.c (delete_move_and_clobber): New.
7098 (remove_inheritance_pseudos): Use it.
7100 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7103 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7104 the libcall is LCT_THROW.
7105 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7106 for the checking routine.
7108 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7111 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7112 optimization if we have direct move.
7113 (roundu32<mode>2_fprs): Likewise.
7115 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7118 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7120 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7121 Arguments swapped. All callers changed. Take reg_renumber into
7122 account, and Calculate and compare register ranges for hard regs.
7124 2016-03-11 Jeff Law <law@redhat.com>
7126 PR tree-optimization/70190
7127 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7128 Handle cases where we can not extract the taken edge, even though we
7129 found a constant value.
7131 PR tree-optimization/64058
7132 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7133 (num_coalesce_pairs): Move up earlier in file.
7134 (find_coalesce_pair): Initialize the INDEX field for each pair
7136 (compare_pairs): No longer sort on the elements in each pair.
7137 Instead break ties with the index of the coalesce pair.
7139 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7142 * config/aarch64/aarch64-protos.h
7143 (aarch64_save_restore_target_globals): New prototype.
7144 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7145 Call the above when popping pragma.
7146 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7148 (aarch64_set_current_function): Rewrite using the above.
7150 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7152 PR tree-optimization/70177
7153 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7154 (extract_ops_from_tree): ... this. In the 2 argument
7155 overload remove _1 suffix.
7156 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7157 (extract_ops_from_tree): ... this.
7158 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7160 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7161 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7162 extract_ops_from_tree instead of 2 operand one.
7164 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7166 PR tree-optimization/70013
7167 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7168 for constant-pool entries.
7170 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7172 PR rtl-optimization/70174
7173 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7174 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7176 PR tree-optimization/70169
7177 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7178 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7181 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7182 Jakub Jelinek <jakub@redhat.com>
7185 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7186 of uninitialized values.
7188 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7190 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7192 ("*trunctddd2"): New pattern definition.
7193 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7196 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7198 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7199 definitions for BFP and DFP rounding modes.
7200 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7201 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7202 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7203 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7206 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7208 * config/s390/constraints.md: Adjust comment.
7209 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7210 s390_decompose_addrstyle_without_index.
7211 * config/s390/predicates.md (shift_count_or_setmem_operand):
7212 Rename to setmem_operand.
7213 * config/s390/s390-protos.h
7214 (s390_decompose_shift_count): Rename to
7215 s390_decompose_addrstyle_without_index.
7216 * config/s390/s390.c (s390_decompose_shift_count)
7217 (s390_mem_constraint, print_shift_count_operand)
7218 (print_operand_address, print_operand): Rename
7219 s390_decompose_shift_count to
7220 s390_decompose_addrstyle_without_index and rename
7221 print_shift_count_operand to print_addrstyle_operand troughout the
7223 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7224 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7225 Rename shift_count_or_setmem_operand to setmem_operand.
7226 * config/s390/vx-builtins.md ("vec_insert<mode>")
7227 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7230 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7233 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7234 Handle overlapping retval and newval.
7236 2016-03-10 Nick Clifton <nickc@redhat.com>
7239 * config/aarch64/aarch64.c
7240 (aarch64_override_options_after_change_1): When forcing
7241 flag_omit_frame_pointer to be true, use a special value that can
7242 be detected if this function is called again, thus preventing
7243 flag_omit_leaf_frame_pointer from being forced to be false.
7245 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7247 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7248 Set x_flag_omit_leaf_frame_pointer when handling
7249 -momit-leaf-frame-pointer.
7251 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7254 * cgraph.c (cgraph_node::dump): Dump split_part and
7255 indirect_call_target.
7256 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7257 * ipa.c (has_addr_references_p): Cleanup.
7258 (is_indirect_call_target_p): New.
7259 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7260 called indirectly as local.
7261 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7263 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7266 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7267 on cxa_pure_virtual.
7269 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7272 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7274 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7277 * tree.c (need_assembler_name_p): Only record main variant type names.
7279 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7282 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7283 Always define to 0 or 1.
7284 (TARGET_FIX_ERR_A53_843419): New macro.
7285 * config/aarch64/aarch64-elf-raw.h
7286 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7287 * config/aarch64/aarch64-linux.h: Likewise.
7288 * config/aarch64/aarch64.c
7289 (aarch64_override_options_after_change_1): Do not default
7290 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7292 (aarch64_attributes): Handle fix-cortex-a53-843419.
7293 (aarch64_can_inline_p): Likewise.
7294 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7296 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7297 Jakub Jelinek <jakub@redhat.com>
7299 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7300 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7301 DECL_COMMONS if flag_unconstrained_commons is set.
7302 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7303 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7304 (funconstrained-commons): Document.
7306 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7308 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
7309 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
7311 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
7313 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
7314 has a proper number of elements.
7316 2016-03-10 Alan Modra <amodra@gmail.com>
7318 PR rtl-optimization/69195
7319 PR rtl-optimization/47992
7320 * ira.c (recorded_label_ref): Delete.
7321 (update_equiv_regs): Return void.
7322 (indirect_jump_optimize): New function.
7323 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
7324 before regstat_compute_ri. Don't rebuild_jump_labels here.
7325 Delete update_regstat.
7327 2016-03-10 Richard Biener <rguenther@suse.de>
7329 PR tree-optimization/70128
7330 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7331 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
7333 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7335 PR tree-optimization/70152
7336 * tree-sra.c (replace_removed_params_ssa_names): Copy over
7337 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
7340 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
7341 instead of gen_sse2_loadlpd.
7342 * config/i386/sse.md (*vec_concatv2df): Rename to...
7343 (vec_concatv2df): ... this.
7345 PR tree-optimization/70127
7346 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
7348 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7352 * diagnostic-show-locus.c (compatible_locations_p): New function.
7353 (layout::layout): Sanitize ranges using compatible_locations_p.
7355 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7359 * diagnostic-show-locus.c (layout_range::layout_range): Replace
7360 location_range param with three const expanded_locations * and a
7362 (layout::layout): Replace call to
7363 rich_location::lazily_expand_location with get_expanded_location.
7364 Extract the range and perform location expansion here, passing
7365 the results to the layout_range ctor.
7366 * diagnostic.c (source_range::debug): Delete.
7367 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
7368 of rich_location::get_expanded_location.
7369 * gcc-rich-location.c (get_range_for_expr): Delete.
7370 (gcc_rich_location::add_expr): Reimplement to avoid the
7371 rich_location::add_range overload that took a location_range,
7372 passing a location_t instead.
7374 2016-03-09 Richard Biener <rguenther@suse.de>
7375 Jakub Jelinek <jakub@redhat.com>
7377 PR tree-optimization/70138
7378 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7379 Also skip vect_double_reduction_def.
7381 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7384 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
7385 if the operand is "m".
7387 2016-03-09 Nathan Sidwell <nathan@acm.org>
7389 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
7391 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7393 * config/i386/i386.c (processor_target_table): Fix cost table
7394 intialization order for znver1.
7396 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7398 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7399 - becuase -> because.
7400 * ipa-reference.c (ignore_module_statics): Likewise.
7401 * cgraph.c (cgraph_node::get_body): Likewise.
7402 * ipa-inline.c (early_inliner): Likewise.
7403 * ipa-devirt.c (types_same_for_odr): Likewise.
7404 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7405 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7407 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7409 * tree-ssa-math-opts.c: Fix typo in comment.
7411 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7414 * config/i386/i386.c (scalar_chain::make_vector_copies,
7415 scalar_chain::convert_reg): Call end_sequence in between
7416 get_insns and emit_conversion_insns rather than after both
7419 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
7422 * config/i386/i386.h (machine_function): Add
7423 pc_thunk_call_expanded flag.
7424 (ix86_pc_thunk_call_expanded): New define.
7425 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
7426 (*set_got): Rename insn pattern from set_got.
7427 (*set_got_labelled): Rename inst pattern from set_got_labelled.
7428 * config/i386/i386.c (ix86_compute_frame_layout): Use
7429 ix86_pc_thunk_call_expanded to prevent red-zone.
7431 2016-03-07 Martin Jambor <mjambor@suse.cz>
7433 * hsa.h (hsa_get_ctor_statements): Declare.
7434 (hsa_get_dtor_statements): Likewise.
7435 (hsa_get_kernel_dispatch_type): Likewise.
7436 * hsa.c (hsa_get_ctor_statements): New function.
7437 (hsa_get_dtor_statements): Likewise.
7438 (hsa_get_kernel_dispatch_type): Likewise.
7439 * hsa-brig.c (hsa_cdtor_statements): Removed.
7440 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
7441 hsa_get_dtor_statements.
7442 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
7443 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
7445 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
7447 * config/arm/arm-cores.def (cortex-r8): New.
7448 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
7449 * config/arm/arm-tune.md: Likewise.
7450 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
7452 2016-03-07 Martin Sebor <msebor@redhat.com>
7454 PR rtl-optimization/19705
7455 * doc/invoke.texi (Options That Control Optimization): Clarify
7456 -fno-branch-count-reg.
7458 2016-02-26 Richard Biener <rguenther@suse.de>
7459 Jeff Law <law@redhat.com>
7461 PR tree-optimization/69740
7462 * cfghooks.c (remove_edge): Request loop fixups if we delete
7463 an edge that might turn an irreducible loop into a natural
7465 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
7466 Move after definition of loops_state_clear.
7468 2016-03-07 Bin Cheng <bin.cheng@arm.com>
7470 PR rtl-optimization/69052
7471 * rtlanal.c (commutative_operand_precedence): Set higher precedence
7474 2016-03-07 Tom de Vries <tom@codesourcery.com>
7476 PR tree-optimization/70116
7477 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
7478 is_tm_ending stmts and ubsan/asan internal functions.
7479 (find_duplicate): Use it. Don't test is_tm_ending here.
7481 2016-03-07 Richard Biener <rguenther@suse.de>
7483 PR tree-optimization/70115
7484 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
7485 (propagate_constants_for_unrolling): Use replace_uses_by.
7487 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
7490 * omp-low.c (struct oacc_loop): Add ifns.
7491 (new_oacc_loop_raw): Initialize it.
7492 (finish_oacc_loop): Clear mask & flags if no ifns.
7493 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
7494 (oacc_loop_xform_loop): Add ifns arg & adjust.
7495 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
7497 2016-03-07 Richard Henderson <rth@redhat.com>
7500 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
7501 (insert_value_copy_on_edge): Likewise.
7503 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7505 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
7507 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7510 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
7512 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7514 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
7516 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7518 Fix sseimul type attribute.
7519 * config/i386/znver1.md
7520 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
7521 znver1_sseimul_avx256_load) : Fix the type attribute.
7522 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
7523 pipe usage and latency.
7525 2016-03-05 Jakub Jelinek <jakub@redhat.com>
7528 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
7529 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
7532 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7535 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
7537 PR rtl-optimization/69941
7538 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
7539 the reg share its mode.
7541 2016-03-04 Jeff Law <law@redhat.com>
7543 PR tree-optimization/69196
7544 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7545 If the both SSA_NAMEs are anonymous, then consider them unassociated
7546 and include the PHI in the statement count.
7548 2016-03-05 Tom de Vries <tom@codesourcery.com>
7550 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
7551 construct in oacc routine. Check for oacc region in oacc routine.
7553 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7556 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
7557 2016-02-22 changes, instead don't recurse if RECUR is already true.
7558 Don't change *dynamic_check if RECUR. Adjust recursive caller
7559 to pass true to the new argument.
7560 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
7563 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
7564 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
7566 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
7568 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7570 PR rtl-optimization/57676
7571 * lra-assigns.c (lra_assign): Guard test for maximum iterations
7574 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
7576 * tree-vect-patterns.c (search_type_for_mask): Handle
7577 comparison of booleans.
7579 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7581 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
7585 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
7586 all other ops that have dw_val_class_die_ref operands,
7587 and DW_OP_GNU_entry_value.
7589 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7591 PR rtl-optimization/69904
7592 * config/arm/arm.c (arm_cannot_copy_insn_p):
7593 Return true for load-exclusive instructions.
7595 2016-03-03 Jakub Jelinek <jakub@redhat.com>
7598 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
7599 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
7600 the pattern no matter if it is used just by non-pattern, pattern
7602 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
7603 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7604 oprnd1 def_stmt is in pattern, don't look through it.
7606 2016-03-03 Marek Polacek <polacek@redhat.com>
7609 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
7611 2016-03-03 Martin Liska <mliska@suse.cz>
7613 PR tree-optimization/70043
7614 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
7615 previous statement if we see a debug statement.
7617 2016-03-03 Richard Biener <rguenther@suse.de>
7619 PR tree-optimization/55936
7620 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
7621 parameter and guard unsafe equivalence use.
7622 (vrp_evaluate_conditional_warnv_with_ops): Always use
7623 safe equivalences but not via the quadratic compare_names
7626 2016-03-03 Michael Collison <michael.collison@linaro.org>
7629 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
7630 for operand 1 to s_register_operand. Change predicate for operand
7631 2 to arm_not_immediate_operand.
7633 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
7635 * doc/tm.texi: Regenerated.
7637 2016-03-02 Richard Henderson <rth@redhat.com>
7640 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
7641 simplification when all args are positive non-fixed registers.
7643 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7645 * target.def (lra_p): Specify that new ports should use LRA.
7647 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7650 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
7651 gimplify_type_sizes the type they refer to.
7652 (omp_notice_variable): Handle reference vars to VLAs.
7653 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
7654 reference to VLA decls in the second pass instead of first pass.
7656 2016-03-02 Tom de Vries <tom@codesourcery.com>
7658 PR tree-optimization/68659
7659 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
7660 new_expr == NULL_TREE.
7661 (get_new_name): Handle ADDR_EXPR.
7663 2016-03-02 Bin Cheng <bin.cheng@arm.com>
7665 PR rtl-optimization/69052
7666 * loop-invariant.c (canonicalize_address): New function.
7667 (inv_can_prop_to_addr_use): Check validity of address expression
7668 which is canonicalized by above function.
7670 2016-03-02 Alan Modra <amodra@gmail.com>
7673 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
7676 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7679 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
7680 (*movhi_internal): Put mask moves from and to memory separately
7681 from moves from/to GPRs.
7683 2016-03-02 Richard Biener <rguenther@suse.de>
7685 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
7686 GENERIC expressions in GIMPLE.
7688 2016-03-02 Richard Biener <rguenther@suse.de>
7690 * config/i386/i386.c (type_natural_mode): Fix typo.
7692 2016-03-02 Nick Clifton <nickc@redhat.com>
7694 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
7696 2016-03-02 Richard Biener <rguenther@suse.de>
7697 Uros Bizjak <ubizjak@gmail.com>
7700 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
7702 2016-03-02 Richard Biener <rguenther@suse.de>
7705 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
7707 2016-03-02 Marek Polacek <polacek@redhat.com>
7710 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
7711 "is promoted to" warning.
7713 2016-03-01 DJ Delorie <dj@redhat.com>
7715 * config.gcc: Deprecate mep-*.
7717 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
7720 * lra-constraints.c (regno_val_use_in): New.
7721 (match_reload): Use it instead of regno_use_in.
7723 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7725 PR rtl-optimization/70007
7726 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
7727 references present in REG_EQUAL notes attached to non-SET patterns.
7729 2016-03-01 Jeff Law <law@redhat.com>
7731 PR tree-optimization/69196
7732 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7733 Appropriately clamp the number of statements to copy when the
7734 thread path does not traverse a loop backedge.
7736 PR tree-optimization/69196
7737 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7738 Do count some PHIs in the thread path against the insn count. Decrease
7739 final statement count by one as the control statement in the last
7740 block will get removed. Remove special cased code for handling PHIs
7743 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
7746 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
7747 asm dialect alternatives to explicit GOTPCREL calls.
7749 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7752 * ira.c (do_reload): Issue warning for generic stack checking here...
7753 * reload1.c (reload): ...instead of here and streamline it.
7755 2016-03-01 Nick Clifton <nickc@redhat.com>
7757 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
7759 2016-03-01 Richard Biener <rguenther@suse.de>
7761 PR tree-optimization/69983
7762 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
7763 types and fall back to operand_equal_p.
7765 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7768 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7770 * config/s390/constraints.md ("jm8"): New constraint.
7771 * config/s390/predicates.md ("const_int_8bitset_operand"): New
7773 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
7775 ("*setmem_long<setmem_and>"): New pattern.
7776 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
7778 ("*setmem_long_31z<setmem_and>"): New pattern.
7779 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
7780 New substitution rules with the required attributes.
7783 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7786 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7788 * gensupport.c (process_substs_on_one_elem): Split loop to
7789 complete mark_operands_used_in_match_dup on all expressions in the
7791 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7792 and remove function.
7794 2016-03-01 Richard Biener <rguenther@suse.de>
7797 * fold-const.c (fold_indirect_ref_1): Fix range checking for
7798 vector BIT_FIELD_REF extract.
7800 2016-03-01 Richard Biener <rguenther@suse.de>
7802 PR tree-optimization/69994
7803 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
7805 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
7807 PR tree-optimization/69956
7808 * tree-vect-stmts.c (supportable_widening_operation): Support
7809 multi-step conversion of boolean vectors.
7810 (supportable_narrowing_operation): Likewise.
7812 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7814 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
7817 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7819 * config/s390/subst.md (DSI_VI): New mode iterator.
7820 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
7821 * config/s390/vector.md ("vec_set<mode>"): Move expander before
7822 the insn definition.
7823 ("*vec_set<mode>"): Change predicate and add alternative to
7824 support only either register or const_int operands as element
7826 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
7828 ("vec_extract<mode>"): New expander.
7829 ("*vec_extract<mode>"): New insn definition supporting reg and
7830 const_int element selectors.
7831 ("*vec_extract<mode>_plus"): New insn definition supporting
7832 reg+const_int element selectors.
7833 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
7834 following expander+insn definition.
7835 ("<vec_shifts_name><mode>3"): New expander.
7836 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
7838 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7840 * config/s390/s390.md ("*tabort_1"): Change predicate to
7841 nonmemory_operand. Add a second alternative to cover
7842 register as well as const int operands.
7843 ("*tabort_1_plus"): New pattern definition.
7845 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7847 * config/s390/s390.md ("*ashrdi3_cc_31")
7848 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
7849 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
7850 Merge insn definitions into ...
7851 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7852 New pattern definition.
7853 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
7854 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
7855 ("*ashr<mode>3_and"): Merge insn definitions into ...
7856 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7857 New pattern definition.
7858 * config/s390/subst.md ("addr_style_op_cc_subst")
7859 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
7860 substitutions patterns plus attributes.
7861 Add ashiftrt to SUBST iterator.
7863 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7865 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
7866 op2 to nonmemory_operand.
7867 ("*<shift>di3_31", "*<shift>di3_31_and"):
7868 Merge into single pattern definition ...
7869 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
7870 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
7871 pattern definition ...
7872 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
7873 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
7876 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7878 * config/s390/predicates.md (const_int_6bitset_operand): New
7880 * config/s390/s390.md: Include subst.md.
7881 ("rotl<mode>3"): New expander.
7882 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
7884 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
7885 * config/s390/subst.md: New file.
7887 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7889 * config/s390/s390.md ("op_type", "atype", "length" attributes):
7890 Remove RRR type. It doesn't really exist.
7891 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
7893 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
7894 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
7895 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
7896 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
7897 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
7898 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
7899 `enabled' attribute.
7901 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7903 * gensupport.c (process_substs_on_one_elem): Split loop to
7904 complete mark_operands_used_in_match_dup on all expressions in the
7906 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7907 and remove function.
7909 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7912 * config/sparc/sparc.c (NWORDS_UP): Rename to...
7913 (CEIL_NWORDS): ...this. Use CEIL macro.
7914 (compute_fp_layout): Adjust to above renaming.
7915 (function_arg_union_value): Likewise.
7916 (sparc_arg_partial_bytes): Likewise.
7917 (sparc_function_arg_advance): Likewise.
7919 2016-02-29 Jeff Law <law@redhat.com>
7921 PR tree-optimization/70005
7922 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
7923 where an object with a boolean range is compared against a value
7926 PR tree-optimization/69999
7927 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
7928 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
7931 2016-02-29 Richard Biener <rguenther@suse.de>
7933 PR tree-optimization/69994
7934 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
7935 (get_unary_op): Look through nop conversions.
7936 (ops_equal_values_p): New function, look for equality diregarding
7938 (eliminate_plus_minus_pair): Use ops_equal_values_p
7939 (repropagate_negates): Do not use get_unary_op here.
7941 2016-02-29 Martin Liska <mliska@suse.cz>
7943 * system.h: Poison ENABLE_CHECKING macro.
7945 2016-02-29 Martin Liska <mliska@suse.cz>
7947 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
7948 is presented in dump flags.
7949 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7950 (hsa_regalloc): Likewise.
7952 2016-02-19 Richard Biener <rguenther@suse.de>
7954 PR tree-optimization/69980
7955 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
7956 permutation of those we need to keep.
7958 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7961 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
7962 (NWORDS_UP): ...this
7963 (init_cumulative_args): Minor tweaks.
7964 (sparc_promote_function_mode): Likewise.
7965 (scan_record_type): Delete.
7966 (traverse_record_type): New function template.
7967 (classify_data_t): New structure type.
7968 (classify_registers): New inline function.
7969 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
7970 exhausted. Instantiate traverse_record_type on classify_registers and
7971 deal with the case of a structure passed in slot #15 with no FP field
7973 (assign_data_t): New structure type.
7974 (compute_int_layout): New static function.
7975 (compute_fp_layout): Likewise.
7976 (count_registers): New inline function.
7977 (assign_int_registers): New static function.
7978 (assign_fp_registers): Likewise.
7979 (assign_registers): New inline function.
7980 (function_arg_record_value_1): Delete.
7981 (function_arg_record_value_2): Likewise.
7982 (function_arg_record_value_3): Likewise.
7983 (function_arg_record_value): Adjust to above changes. Instantiate
7984 traverse_record_type on count_registers to first count the number of
7985 registers to be used and then on assign_registers to assign them.
7986 (function_arg_union_value): Adjust to above renaming.
7987 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
7988 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
7989 case of a structure passed in slot #15
7990 (sparc_function_arg_advance): Likewise.
7991 (function_arg_padding): Minor tweak.
7993 2016-02-29 Richard Biener <rguenther@suse.de>
7995 PR tree-optimization/69720
7996 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
7997 the adjustment_def path for possibly vectorized defs.
7998 (vect_create_epilog_for_reduction): Handle vectorized initial
8001 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8003 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8005 2016-02-27 Jeff Law <law@redhat.com>
8008 2016-02-26 Richard Biener <rguenther@suse.de>
8009 Jeff Law <law@redhat.com>
8011 PR tree-optimization/69740
8012 * cfghooks.c (remove_edge): Request loop fixups if we delete
8013 an edge that might turn an irreducible loop into a natural
8016 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8018 PR rtl-optimization/69896
8019 * tree-vect-generic.c (get_compute_type): Avoid single element
8022 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8024 Rename the AArch64 tuning option and related functions to enable the
8025 Newton series for the reciprocal square root to reflect its
8026 approximative characteristic.
8028 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8029 function to "aarch64_emit_approx_rsqrt".
8030 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8031 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8032 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8033 (xgene1_tunings): Likewise.
8034 (use_rsqrt_p): Likewise.
8035 (aarch64_emit_swrsqrt): Use new function name.
8036 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8037 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8038 text explaining this option.
8039 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8041 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8044 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8045 complain about -mallow-movmisalign without -mvsx if
8046 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8048 2016-02-26 Joel Sherrill <joel@rtems.org>
8050 * config.gcc: Add x86_64-*-rtems*.
8051 * config/i386/rtems-64.h: New file.
8053 2016-02-26 Joel Sherrill <joel@rtems.org>
8055 * config.gcc: Add aarch64-*-rtems*.
8056 * config/aarch64/rtems.h: New file.
8058 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8061 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8062 shift amount using %h. Add comment.
8064 2016-02-26 Richard Biener <rguenther@suse.de>
8065 Jeff Law <law@redhat.com>
8067 PR tree-optimization/69740
8068 * cfghooks.c (remove_edge): Request loop fixups if we delete
8069 an edge that might turn an irreducible loop into a natural
8072 2016-02-26 Martin Jambor <mjambor@suse.cz>
8075 * tree-sra.c (sra_modify_assign): Do not remove loads of
8076 uninitialized aggregates to SSA_NAMEs.
8078 2016-02-26 Richard Henderson <rth@redhat.com>
8081 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8082 pseudo in case the target rtx matches the source of the left
8085 2016-02-26 Martin Jambor <mjambor@suse.cz>
8088 * hsa.h (hsa_type_packed_p): Declare.
8089 * hsa.c (hsa_type_packed_p): New function.
8090 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8092 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8093 * hsa-brig.c (emit_basic_insn): Likewise.
8095 2016-02-26 Martin Jambor <mjambor@suse.cz>
8098 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8100 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8102 2016-02-26 Martin Jambor <mjambor@suse.cz>
8104 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8105 hsa_op_with_type operands.
8106 (hsa_unsigned_type_for_type): Declare.
8107 * hsa.c (hsa_unsigned_type_for_type): New function.
8108 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8109 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8110 the finalizer. Do not emit extra move.
8112 2016-02-26 Martin Jambor <mjambor@suse.cz>
8114 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8115 atomic operations in private segment.
8117 2016-02-26 Martin Jambor <mjambor@suse.cz>
8119 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8120 statements to wi->info. Also disallow omp simd constructs.
8121 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8122 for not gridifying. Dump special string for omp_for.
8124 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8127 * config/aarch64/aarch64.c (aarch64_set_current_function):
8128 Save/restore target globals when switching to
8129 target_option_default_node.
8131 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8134 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8135 Return 0 if !SHIFT_COUNT_TRUNCATED.
8137 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8138 Eric Botcazou <ebotcazou@adacore.com>
8140 PR rtl-optimization/69891
8141 * dse.c (scan_insn): If we can't figure out memset arguments
8142 or they are non-constant, call clear_rhs_from_active_local_stores.
8144 2016-02-26 Martin Liska <mliska@suse.cz>
8146 * doc/extend.texi: Mention clog10, clog10f an clog10l
8147 in Builtins section.
8149 2016-02-26 Martin Liska <mliska@suse.cz>
8151 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8153 (resolve_args_picking_1): Likewise.
8154 * dwarf2out.h (struct GTY): Likewise.
8156 2016-02-26 Martin Liska <mliska@suse.cz>
8158 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8160 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8162 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8163 Martin Liska <mliska@suse.cz>
8165 * doc/install.texi: Mention --enable-valgrind-annotations.
8167 2016-02-26 Richard Biener <rguenther@suse.de>
8169 PR tree-optimization/69551
8170 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8171 looking through aliases adjust DECL_PT_UID to refer to the
8172 ultimate alias target.
8174 2016-02-25 Martin Liska <mliska@suse.cz>
8177 * alloc-pool.c (after_memory_report): New variable.
8178 * alloc-pool.h (base_pool_allocator ::release): Do not use
8179 the infrastructure if after_memory_report.
8180 * toplev.c (toplev::main): Mark after memory report.
8182 2016-02-25 Richard Biener <rguenther@suse.de>
8184 PR tree-optimization/48795
8185 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8187 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8190 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8191 offloading is enabled and -fopenacc or -fopenmp is specified.
8192 (CRTOFFLOADEND): Likewise.
8193 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8194 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8195 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8196 (offload_objects_file_name): New static var.
8197 (tool_cleanup): Remove offload_objects_file_name file.
8198 (find_offloadbeginend): Replace with ...
8199 (find_crtoffloadtable): ... this.
8200 (run_gcc): Remove offload_argc and offload_argv.
8201 Get offload_objects_file_name from -foffload-objects=... option.
8202 Read names of object files with offload from this file, pass them to
8203 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8204 don't pass offloadbegin and offloadend to the linker. Don't pass
8205 offload non-LTO files to the linker, because now they're not claimed.
8207 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8210 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8211 on builtin_unreachable.
8213 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8215 PR rtl-optimization/69896
8216 * regcprop.c: Include cfgrtl.h.
8217 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8218 than remembered mode, either delete it (if noop_move_p), or
8219 treat like copy_p but not noop_p instruction.
8221 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8224 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8225 - allow NULL decl for Fortran DW_TAG_common_block variables.
8227 2016-02-24 Jason Merrill <jason@redhat.com>
8229 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8231 2016-02-24 Richard Biener <rguenther@suse.de>
8232 Jakub Jelinek <jakub@redhat.com>
8235 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8236 conditionally executed ops to well-defined overflow behavior.
8238 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8241 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8244 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8246 PR rtl-optimization/69886
8247 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8248 argument. Use it when checking validity of set instructions.
8249 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8250 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8252 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8253 * store-motion.c (find_moveable_store): Update
8254 can_assign_to_reg_without_clobbers_p callsite.
8256 2016-02-24 Richard Biener <rguenther@suse.de>
8259 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8261 (record_nonwrapping_iv): Do not fall back to the low/high bound
8262 for non-constant IV bases if the stmt is not always executed.
8264 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8266 * config/arm/arm-cores.def (cortex-a32): New entry.
8267 * config/arm/arm-tables.opt: Regenerate.
8268 * config/arm/arm-tune.md: Regenerate.
8269 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8270 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8271 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8272 for -mcpu and -mtune.
8274 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8277 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8278 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8279 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8280 (atomic_loaddi_1): Delete.
8281 (atomic_loaddi): Rewrite expander using the above changes.
8283 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8286 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8289 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8290 Richard Biener <rguenth@suse.de>
8293 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8294 set_mem_attributes if tem is SSA_NAME which got expanded
8297 2016-02-24 Richard Biener <rguenther@suse.de>
8299 PR tree-optimization/69907
8300 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8301 end of permutations for BB vectorization.
8303 2016-02-24 Christian Bruel <christian.bruel@st.com>
8305 * config/arm/arm-c.c (arm_option_override): Initialize
8306 target_option_current_node.
8307 * config/arm/arm.c (arm_pragma_target_parse): Replace
8308 build_target_option_node call by target_option_current_node.
8309 Set target_option_current_node.
8312 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
8315 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
8316 define_insn_and_split to define_insn.
8317 (zero_extendqi<mode>2_dot2): Same.
8318 (extendqi<mode>2_dot): Same.
8319 (extendqi<mode>2_dot2): Same.
8321 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8323 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
8324 and add bypass for AES{D,E} and AESMC pairs.
8325 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8328 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8330 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
8331 series for reciprocal square root in Exynos M1.
8333 2016-02-23 Martin Sebor <msebor@redhat.com>
8336 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
8337 __builtin_alloca_with_align.
8339 2016-02-23 Richard Henderson <rth@redhat.com>
8341 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
8342 (ix86_register_pragmas): Remove __seg_tls.
8343 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
8344 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
8345 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
8346 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
8347 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
8348 * doc/extend.texi (__seg_tls): Remove item.
8350 2016-02-23 Richard Biener <rguenther@suse.de>
8352 * alloc-pool.h (struct allocation_object): Make id member
8353 conditional on CHECKING_P again.
8354 (get_instance): Adjust.
8355 (base_pool_allocator): Likewise.
8357 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
8359 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
8360 (parallelize_loops): In OpenACC kernels mode, set n_threads to
8362 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8364 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
8366 2016-02-23 Richard Biener <rguenther@suse.de>
8368 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
8369 * bitmap.h (struct bitmap_usage): Likewise.
8370 (bitmap_move): Declare.
8371 * bitmap.c (register_overhead): Take size_t argument.
8372 (bitmap_move): New function.
8373 * df-problems.c (df_rd_transfer_function): Use bitmap_move
8374 to properly account overhead.
8375 * tree.c (free_node): Use tree_size.
8377 2016-02-23 Jakub Jelinek <jakub@redhat.com>
8380 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
8381 when inverting comparison.
8384 * common.opt (Wunreachable-code): Add Warning flag.
8386 2016-02-23 Mark Wielaard <mjw@redhat.com>
8387 Jakub Jelinek <jakub@redhat.com>
8390 * cgraphunit.c (check_global_declaration): Check main_input_filename
8391 and DECL_SOURCE_FILE are not NULL.
8393 2016-02-23 Martin Jambor <mjambor@suse.cz>
8395 PR tree-optimization/69666
8396 * tree-sra.c (sra_modify_assign): Do not attempt to create
8397 default_def replacements for unscalarizable regions.
8399 2016-02-20 Mark Wielaard <mjw@redhat.com>
8402 * cgraphunit.c (check_global_declaration): Check level of
8403 warn_unused_const_variable and main_input_filename.
8404 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8405 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8406 (-Wunused-const-variable): Explain levels 1 and 2.
8408 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8411 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
8412 identical arguments. Formatting and spelling fixes.
8415 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
8420 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
8421 and m68k-devices.def.
8422 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
8423 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
8425 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
8427 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
8428 and HImode registers.
8430 2016-02-22 Richard Biener <rguenther@suse.de>
8432 PR tree-optimization/69882
8433 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
8434 preserve permutations present because of gaps.
8435 (vect_supported_load_permutation_p): Always continue checking
8436 permutations after vect_attempt_slp_rearrange_stmts.
8438 2016-02-22 Bin Cheng <bin.cheng@arm.com>
8440 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
8441 min_profitable_estimate, rather than min_profitable_iters.
8443 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8446 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
8447 SImode for last match_operand.
8449 2016-02-22 Martin Liska <mliska@suse.cz>
8451 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
8452 return bitsize - 1 as the return value.
8454 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
8458 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
8459 Handle negative shift counts.
8460 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
8461 force_reg on the shift constant.
8462 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
8463 (lshrsi3_d): Handle negative shift counts.
8465 2016-02-22 Richard Biener <rguenther@suse.de>
8466 Tom de Vries <tom@codesourcery.com>
8468 * graph.c: Include dumpfile.h.
8469 (print_graph_cfg): Split into three overloads.
8470 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
8472 2016-02-22 Tom de Vries <tom@codesourcery.com>
8474 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
8477 2016-02-22 Richard Biener <rguenther@suse.de>
8480 * ipa-inline-transform.c (inline_call): When not updating
8481 overall summaries adjust self size by the growth estimate.
8482 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
8483 hash-set, do not update overall summaries here. Renamed from ...
8484 (inline_to_all_callers): ... this which is now wrapping the
8485 above and performing delayed overall summary update.
8486 (early_inline_small_functions): Delay updating of the overall
8489 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
8491 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
8494 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8497 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
8498 :%* in %:gt() argument.
8499 (greater_than_spec_func): Adjust for expecting only numbers,
8500 if there are more than two numbers, compare the last two.
8502 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
8504 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
8505 -Wnarrowing with -std.
8507 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8510 * expr.c (store_field): Don't use bit-field path if exp is
8511 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
8512 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
8513 and the assignment can be performed by bitwise copy. Formatting
8517 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
8518 call copy_reg_eh_region_note_forward on before and/or after sequences
8519 and remove note from insn if it no longer can throw.
8522 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
8525 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8527 * config/s390/vector.md: Add missing commutative operand markers
8528 to the patterns which qualify for one.
8529 * config/s390/vx-builtins.md: Likewise.
8531 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8533 * config/s390/vector.md (VI, VI_QHS): Add single element vector
8534 types to mode iterators.
8535 (vec_double): ... and mode attribute.
8536 * config/s390/vx-builtins.md (non_vec_int): Likewise.
8538 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8540 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
8541 Change the predicate of op2 from nonimmediate to general and let
8542 reload fix it if necessary.
8544 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8546 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
8548 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8550 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
8553 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8555 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
8556 * config/s390/s390.c (s390_expand_vec_movstr): New function.
8557 * config/s390/s390.md ("movstr<P:mode>"): Call
8558 s390_expand_vec_movstr.
8560 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8562 * config/s390/s390.md: Add missing output modifier for operand 1
8563 to print it as address properly.
8565 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8567 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
8568 * config/s390/2964.md: New file.
8569 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
8570 of insn grouping attributes depending on the CPU level.
8571 (s390_get_unit_mask): New function.
8572 (s390_sched_score): Remove the OOO from the scheduling macros.
8573 Add loop to calculate a score for the instruction mix.
8574 (s390_sched_reorder): Likewise plus improve debug output.
8575 (s390_sched_variable_issue): Rename macros as above. Calculate
8576 the unit distances after actually scheduling an insn. Improve
8578 (s390_sched_init): Clear last_scheduled_unit_distance array.
8579 * config/s390/s390.md: Include 2964.md.
8581 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8584 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
8585 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
8586 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
8587 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
8588 *avx512f_<code>v8div16qi2_mask_1): New insns.
8590 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8593 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
8596 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
8597 earlyclobber from target. Use wF constraint for fused memory
8599 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
8601 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8602 Martin Liska <mliska@suse.cz>
8605 * cfgexpand.c (asan_sanitize_stack_p): New function.
8606 (partition_stack_vars): Use the function.
8607 (expand_stack_vars): Likewise.
8608 (defer_stack_allocation): Likewise.
8609 (expand_used_vars): Likewise.
8611 2016-02-18 Richard Biener <rguenther@suse.de>
8614 * fold-const.c (operand_equal_p): Properly compare offsets for
8615 IMAGPART_EXPR and ARRAY_REF.
8617 2016-02-18 Nick Clifton <nickc@redhat.com>
8621 * config/arm/arm.c (arm_option_override_internal): Disable
8622 interworking if the target does not support thumb instructions.
8623 (arm_reload_in_hi): Handle the case where a register to register
8624 move needs reloading because there is no simple pattern to handle
8626 (arm_reload_out_hi): Likewise.
8628 2016-02-18 Richard Biener <rguenther@suse.de>
8631 * match.pd: Don't use fold_binary or fold_unary for folding
8634 2016-02-17 Jakub Jelinek <jakub@redhat.com>
8637 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
8638 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
8639 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
8640 warn on gimple_no_warning_p statements.
8642 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
8644 * doc/extend.texi (C++ Attributes): Correct description of
8645 warn_unused type attribute.
8647 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8649 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
8650 correct instruction.
8652 2016-02-17 Richard Biener <rguenther@suse.de>
8654 PR rtl-optimization/69609
8655 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
8656 (find_traces_1_round): When ending a trace update cached priority
8658 (bb_to_key): Use cached priority when available.
8659 (copy_bb): Initialize cached priority.
8660 (reorder_basic_blocks_software_trace_cache): Likewise.
8662 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8665 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
8667 (aarch64_comparison_operator): Break overly long line into two.
8668 (aarch64_comparison_operation): Likewise.
8669 * config/aarch64/aarch64.md (cstorecc4): Use
8670 aarch64_comparison_operator_mode instead of
8671 aarch64_comparison_operator.
8672 (cstore<mode>4): Likewise.
8673 (aarch64_cstore<mode>): Likewise.
8674 (*cstoresi_insn_uxtw): Likewise.
8675 (cstore<mode>_neg): Likewise.
8676 (*cstoresi_neg_uxtw): Likewise.
8678 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8681 * config/arm/predicates.md (arm_comparison_operator_mode):
8683 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
8684 instead of arm_comparison_operator.
8685 (*mov_negscc): Likewise.
8686 (*mov_notscc): Likewise.
8687 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
8688 (*thumb2_mov_negscc): Likewise.
8689 (*thumb2_mov_negscc_strict_it): Likewise.
8690 (*thumb2_mov_notscc): Likewise.
8691 (*thumb2_mov_notscc_strict_it): Likewise.
8693 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
8695 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
8698 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
8700 * config/visium/visium.c (machine_libfunc_index): New enum.
8701 (machine_libfuncs): New structure.
8702 (visium_libfuncs): New static variable.
8703 (TARGET_INIT_LIBFUNCS): Define to...
8704 (visium_init_libfuncs): ...this. New function.
8705 (expand_block_move_4): Use the appropriate libfunc.
8706 (expand_block_move_2): Likewise.
8707 (expand_block_move_1): Likewise.
8708 (expand_block_set_4): Likewise.
8709 (expand_block_set_2): Likewise.
8710 (expand_block_set_1): Likewise.
8711 (visium_trampoline_init): Likewise.
8713 2016-02-17 Nick Clifton <nickc@redhat.com>
8715 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
8716 TI's devices.csv file as of March 2016.
8718 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
8721 * opts-global.c (handle_common_deferred_options): Introduce and
8722 initialize two global variables to remember command-line options
8723 specifying a stack-limiting register.
8724 * opts.h: Add extern declarations of the two new global variables.
8725 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
8726 variable based on the values of the two new global variables.
8728 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8731 * common.opt (Wnonnull-compare): New warning.
8732 * doc/invoke.texi (-Wnonnull): Remove text about comparison
8733 of arguments against NULL.
8734 (-Wnonnull-compare): Document.
8735 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
8736 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
8737 * passes.def (pass_warn_nonnull_compare): Add.
8738 * gimple-ssa-nonnull-compare.c: New file.
8740 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8742 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
8743 AARCH64_EXTRA_TUNE_RECIP_SQRT.
8745 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8747 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
8748 reciprocal sqrt for -mlow-precision-recip-sqrt.
8750 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8751 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8753 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
8754 always use lane loads to construct non-constant vectors.
8756 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8758 * config/aarch64/aarch64.md
8759 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
8760 constraints for operand 3.
8761 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
8763 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8764 Richard Biener <rguenther@suse.de>
8766 PR tree-optimization/69820
8767 * tree-vect-patterns.c (type_conversion_p): Return false if
8768 *orig_type is unsigned single precision or boolean.
8769 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
8772 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8774 PR rtl-optimization/69764
8775 PR rtl-optimization/69771
8776 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
8777 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
8779 2016-02-16 Richard Biener <rguenther@suse.de>
8781 PR tree-optimization/69776
8782 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
8784 (indirect_refs_may_alias_p): Likewise.
8785 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
8786 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
8787 according to tbaa_p.
8788 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
8789 (optimize_stmt): For redundant store discovery do not allow tbaa.
8791 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
8793 PR tree-optimization/69714
8794 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
8795 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
8797 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
8799 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
8800 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
8801 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
8802 * config/arc/arc.c (arc_init): Check FPU options.
8803 (get_arc_condition_code): Handle new CC_FPU* modes.
8804 (arc_select_cc_mode): Likewise.
8805 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
8806 register pair only. Allow access for ARCv2 accumulator.
8807 (gen_compare_reg): Whenever we have FPU support use FPU compare
8809 (arc_reorg): Don't generate brcc insns when FPU compare
8810 instructions are involved.
8811 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
8812 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
8813 floating point emulation.
8814 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
8815 (REVERSE_CONDITION): Add new CC_FPU* modes.
8816 (TARGET_FP_SP_BASE): Define.
8817 (TARGET_FP_DP_BASE): Likewise.
8818 (TARGET_FP_SP_FUSED): Likewise.
8819 (TARGET_FP_DP_FUSED): Likewise.
8820 (TARGET_FP_SP_CONV): Likewise.
8821 (TARGET_FP_DP_CONV): Likewise.
8822 (TARGET_FP_SP_SQRT): Likewise.
8823 (TARGET_FP_DP_SQRT): Likewise.
8824 (TARGET_FP_DP_AX): Likewise.
8825 * config/arc/arc.md (ARCV2_ACC): New constant.
8826 (type): New fpu type attribute.
8827 (SDF): Conditional iterator.
8828 (cstore<mode>, cbranch<mode>): Change expand condition.
8829 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
8830 handles FPU/FPX cases as well.
8831 * config/arc/arc.opt (mfpu): New option.
8832 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
8834 (adddf3, muldf3, subdf3): Removed.
8835 * config/arc/predicates.md (proper_comparison_operator): Recognize
8837 * config/arc/fpu.md: New file.
8838 * doc/invoke.texi (ARC Options): Document mfpu option.
8840 2016-02-16 Richard Biener <rguenther@suse.de>
8842 PR rtl-optimization/69291
8843 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
8844 noce_operand_ok check.
8846 2016-02-16 Tom de Vries <tom@codesourcery.com>
8849 * omp-low.c (simd_clone_create): Remove call to
8850 symtab->call_cgraph_insertion_hooks.
8852 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8854 PR tree-optimization/69802
8855 * tree-ssa-reassoc.c (update_range_test): If op is
8856 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
8857 op == 1 test of precision 1 integral op, otherwise handle
8858 that case as op itself. Fix up formatting.
8859 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
8862 2016-02-16 Richard Biener <rguenther@suse.de>
8864 PR tree-optimization/69586
8865 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
8866 types for conversion sources.
8868 2016-02-16 Richard Biener <rguenther@suse.de>
8871 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
8872 mask OEP_ADDRESS_OF.
8874 2016-02-16 Alan Modra <amodra@gmail.com>
8877 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
8878 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
8879 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
8881 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
8882 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
8883 (p8_fmrgow_<mode>): Likewise.
8884 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
8886 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
8887 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
8888 to use movdi_internal64. Remove op0_di.
8889 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
8891 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
8893 Add support for the FCCMP insn types
8895 * config/aarch64/aarch64.md (fccmp): Change insn type.
8897 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
8898 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
8899 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
8900 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
8901 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
8902 * config/arm/types.md (fccmps): Add new insn type.
8905 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
8907 * alias.c (get_alias_set): Fix a typo in comment.
8909 2016-02-15 Richard Biener <rguenther@suse.de>
8911 PR tree-optimization/69595
8912 * match.pd: Complete range test simplification to true.
8914 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
8916 PR rtl-optimization/69648
8917 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
8918 pic_offset_table_rtx.
8920 PR rtl-optimization/69752
8921 * ira.c (update_equiv_regs): When looking for more than a single SET,
8922 also take other side effects into account.
8924 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8926 * config/s390/s390.c (s390_function_profiler): Add a new sequence
8927 for z900+ CPUs in 31-bit mode.
8929 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8931 * common/config/s390/s390-common.c (s390_supports_split_stack):
8933 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
8934 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
8935 * config/s390/s390.c (struct machine_function): New field
8936 split_stack_varargs_pointer.
8937 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
8938 in s390_emit_prologue.
8939 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
8941 (morestack_ref): New global.
8942 (SPLIT_STACK_AVAILABLE): New macro.
8943 (s390_expand_split_stack_prologue): New function.
8944 (s390_live_on_entry): New function.
8945 (s390_va_start): Use split-stack vararg pointer if appropriate.
8946 (s390_asm_file_end): Emit the split-stack note sections.
8947 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
8948 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
8949 (UNSPECV_SPLIT_STACK_CALL): New unspec.
8950 (UNSPECV_SPLIT_STACK_DATA): New unspec.
8951 (split_stack_prologue): New expand.
8952 (split_stack_space_check): New expand.
8953 (split_stack_data): New insn.
8954 (split_stack_call): New expand.
8955 (split_stack_call_*): New insn.
8956 (split_stack_cond_call): New expand.
8957 (split_stack_cond_call_*): New insn.
8959 2016-02-15 Richard Biener <rguenther@suse.de>
8961 PR tree-optimization/69783
8962 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8963 Add trivially correct cases.
8965 2016-02-15 Tom de Vries <tom@codesourcery.com>
8968 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
8970 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
8972 2016-02-15 Richard Biener <rguenther@suse.de>
8974 PR tree-optimization/69776
8975 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8976 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
8977 indicate whether we can use TBAA to disambiguate against stores.
8978 Use alias-set zero if not.
8979 (visit_reference_op_store): Do not use TBAA when looking up
8981 * tree-ssa-pre.c (compute_avail): Use TBAA here.
8982 (eliminate_dom_walker::before_dom_children): But not when looking
8983 up redundant stores.
8985 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
8987 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
8989 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8991 * config/i386/znver1.md
8992 (znver1_pop, znver1_pop_mem,
8993 znver1_load_imov_double_store,
8994 znver1_load_imov_direct_store,
8995 znver1_load_imov_direct_load,
8996 znver1_load_imov_double_load): Add new.
8997 (znver1_insn, znver1_insn_load): Add icmov type.
8999 znver1_sseavx_fma_load,
9001 znver1_avx256_fma_load): Fix pipe usage.
9003 2016-02-14 Alan Modra <amodra@gmail.com>
9006 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9007 with an invalid hard reg, reload just the reg not the entire
9008 pre/post-inc/dec address expression.
9010 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9013 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9014 fixed R1_REG scratch reg.
9015 (sibcall_value_pcrel_fdpic): Likewise.
9017 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9021 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9023 2016-02-12 Walter Lee <walt@tilera.com>
9025 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9026 * config/tilegx/t-tilegx: Likewise.
9028 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9031 * diagnostic-show-locus.c (struct line_span): New struct.
9032 (layout::get_first_line): Delete.
9033 (layout::get_last_line): Delete.
9034 (layout::get_num_line_spans): New member function.
9035 (layout::get_line_span): Likewise.
9036 (layout::print_heading_for_line_span_index_p): Likewise.
9037 (layout::get_expanded_location): Likewise.
9038 (layout::calculate_line_spans): Likewise.
9039 (layout::m_first_line): Delete.
9040 (layout::m_last_line): Delete.
9041 (layout::m_line_spans): New field.
9042 (layout::layout): Update comment. Replace m_first_line and
9043 m_last_line with m_line_spans, replacing their initialization
9044 with a call to calculate_line_spans.
9045 (diagnostic_show_locus): When printing source lines and
9046 annotations, rather than looping over a single span
9047 of lines, instead loop over each line_span within
9048 the layout, with an inner loop over the lines within them.
9049 Call the context's start_span callback when changing line spans.
9050 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9051 (diagnostic_build_prefix): Break out the building of the location
9052 part of the string into...
9053 (diagnostic_get_location_text): ...this new function, rewriting
9054 it from nested ternary expressions to a sequence of "if"
9056 (default_diagnostic_start_span_fn): New function.
9057 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9058 (diagnostic_context::start_span): New field.
9059 (default_diagnostic_start_span_fn): New prototype.
9061 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9064 * gcc.c (driver::finalize): Fix cleanup of "specs".
9066 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9070 * gcc.c (driver::driver): Initialize m_option_suggestions.
9071 (driver::~driver): Clean up m_option_suggestions.
9072 (suggest_option): Convert to...
9073 (driver::suggest_option): ...this, and split out into
9074 driver::build_option_suggestions and find_closest_string.
9075 (driver::build_option_suggestions): New function, from
9076 first half of suggest_option. Special-case
9077 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9078 the sanitizer_opts array. For options of enum types, add the
9079 various enum values to the candidate strings.
9080 (driver::handle_unrecognized_options): Remove "const".
9081 * gcc.h (driver::handle_unrecognized_options): Likewise.
9082 (driver::build_option_suggestions): New decl.
9083 (driver::suggest_option): New decl.
9084 (driver::m_option_suggestions): New field.
9085 * opts-common.c (add_misspelling_candidates): New function.
9086 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9087 and make non-static.
9088 * opts.h (sanitizer_opts): New array decl.
9089 (add_misspelling_candidates): New function decl.
9090 * spellcheck.c (find_closest_string): New function.
9091 * spellcheck.h (find_closest_string): New function decl.
9093 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9095 PR rtl-optimization/69764
9096 PR rtl-optimization/69771
9097 * optabs.c (expand_binop_directly): For shift_optab_p, force
9098 convert_modes with VOIDmode if xop1 has VOIDmode.
9100 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9103 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9104 to correctly determine instrumentation thunks.
9106 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9109 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9110 type by reference, force lhs on the call.
9113 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9114 Compute retval and retbnd early in all cases if split_part_return_p
9115 and return_bb is not EXIT. Remove all clobber stmts and reset
9116 all debug stmts that refer to SSA_NAMEs defined in split part,
9117 except if it is retval, in that case replace the old retval with the
9118 lhs of the call to the split part.
9120 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9123 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9126 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9127 whose result is used in PHI.
9128 (maybe_optimize_range_tests): Likewise.
9129 (final_range_test_p): Likweise.
9131 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9134 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9135 whose result is used in PHI.
9136 (maybe_optimize_range_tests): Likewise.
9137 (final_range_test_p): Likweise.
9139 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9141 * cgraph.c: Spelling fixes - behaviour -> behavior and
9142 neighbour -> neighbor.
9143 * target.def: Likewise.
9144 * sel-sched.c: Likewise.
9145 * config/mips/mips.c: Likewise.
9146 * config/arc/arc.md: Likewise.
9147 * config/arm/cortex-a57.md: Likewise.
9148 * config/arm/arm.c: Likewise.
9149 * config/arm/neon.md: Likewise.
9150 * config/arm/arm-c.c: Likewise.
9151 * config/vms/vms-c.c: Likewise.
9152 * config/s390/s390.c: Likewise.
9153 * config/i386/znver1.md: Likewise.
9154 * config/i386/i386.c: Likewise.
9155 * config/ia64/hpux-unix2003.h: Likewise.
9156 * config/msp430/msp430.md: Likewise.
9157 * config/rx/rx.c: Likewise.
9158 * config/rx/rx.md: Likewise.
9159 * config/aarch64/aarch64-simd.md: Likewise.
9160 * config/aarch64/aarch64.c: Likewise.
9161 * config/nvptx/nvptx.c: Likewise.
9162 * config/bfin/bfin.c: Likewise.
9163 * config/cris/cris.opt: Likewise.
9164 * config/rs6000/rs6000.c: Likewise.
9165 * target.h: Likewise.
9166 * spellcheck.c: Likewise.
9167 * ira-build.c: Likewise.
9168 * tree-inline.c: Likewise.
9169 * builtins.c: Likewise.
9170 * lra-constraints.c: Likewise.
9171 * explow.c: Likewise.
9172 * hwint.h: Likewise.
9173 * targhooks.c: Likewise.
9174 * tree-vect-data-refs.c: Likewise.
9176 * doc/tm.texi: Likewise.
9177 * doc/extend.texi: Likewise.
9178 * doc/install.texi: Likewise.
9179 * doc/md.texi: Likewise.
9180 * tree-ssa-tail-merge.c: Likewise.
9181 * sched-int.h: Likewise.
9182 * match.pd: Likewise.
9183 * sched-ebb.c: Likewise.
9184 * target.def (omit_struct_return_reg): Likewise.
9185 * gimple-ssa-isolate-paths.c: Likewise.
9186 (find_implicit_erroneous_behaviour): Renamed to...
9187 (find_implicit_erroneous_behavior): ... this.
9188 (find_explicit_erroneous_behaviour): Renamed to...
9189 (find_explicit_erroneous_behavior): ... this.
9190 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9192 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9194 PR rtl-optimization/64682
9195 PR rtl-optimization/69567
9196 PR rtl-optimization/69737
9197 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9198 in I2 as well, just lose it.
9200 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9202 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9204 (aarch64_last_printed_tune_string): Likewise.
9205 (aarch64_declare_function_name): Only output .arch assembler
9206 directive if it will be different from the previously output
9207 directive. Same for .tune comment but only if -dA is set.
9208 (aarch64_start_file): New function.
9209 (TARGET_ASM_FILE_START): Define.
9211 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9214 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9216 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9219 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9220 -Wmaybe-uninitialized warning.
9222 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9225 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9227 2016-02-11 Richard Biener <rguenther@suse.de>
9229 PR rtl-optimization/69291
9230 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9231 subexpressions affected by changing the result.
9233 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9236 * lra-constraints.c (curr_insn_transform): Find in/out operands
9237 for secondary memory moves. Update dups.
9239 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9241 PR tree-optimization/69652
9242 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9243 to nested loop, did source re-formatting, skip debug statements,
9244 add check on statement with volatile operand, remove dead scalar
9247 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9248 Patrick Palka <ppalka@gcc.gnu.org>
9252 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9253 calls if the return type is TREE_ADDRESSABLE.
9254 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9255 * ipa-split.c (split_function): Fix doubled "we" in comment.
9256 Use void return type for the split part even if
9257 !split_point->split_part_set_retval.
9259 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9261 PR tree-optimization/68021
9262 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9263 when computing the value of biv cand by itself.
9265 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9267 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9268 (cortexa57_tunings): Likewise.
9269 (cortexa72_tunings): Likewise.
9270 (arch_macro_fusion_pair_p): Add support for AES fusion.
9271 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9272 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9273 Allow virtual registers before reload so early scheduling works.
9274 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9275 correct latency and pipeline.
9276 (cortex_a57_crypto_complex): Likewise.
9277 (cortex_a57_crypto_xor): Likewise.
9278 (define_bypass): Add AES bypass.
9280 2016-02-10 Richard Biener <rguenther@suse.de>
9282 PR tree-optimization/69726
9283 * passes.def: Add DCE pass before late uninit.
9284 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9285 really fixup if-conversions job.
9287 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9289 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9290 (arm_cortex_a57_tune): Likewise.
9291 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9292 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9294 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9296 * timevar.def (TV_PHASE_DBGINFO): Delete.
9297 (TV_PHASE_CHECK_DBGINFO): Likewise.
9298 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9300 2016-02-10 Richard Biener <rguenther@suse.de>
9302 PR tree-optimization/69719
9303 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9304 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
9306 2016-02-09 Andrew Pinski <apinski@cavium.com>
9309 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
9310 get_vcond_mask_icode returns false.
9312 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9315 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
9316 an ADDIS that adds a pointer to a large constant that sets the
9317 upper16 bits with a load operation.
9319 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9322 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
9324 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
9326 (vzipq_s16): Likewise.
9327 (vzipq_s32): Likewise.
9328 (vzipq_f32): Likewise.
9329 (vzipq_u8): Likewise.
9330 (vzipq_u16): Likewise.
9331 (vzipq_u32): Likewise.
9332 (vzipq_p8): Likewise.
9333 (vzipq_p16): Likewise.
9335 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9338 * config/arm/arm.c (neon_endian_lane_map): New function.
9339 (neon_vector_pair_endian_lane_map): New function.
9340 (arm_evpc_neon_vuzp): Allow for big endian lane order.
9341 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
9343 (vuzpq_s16): Likewise.
9344 (vuzpq_s32): Likewise.
9345 (vuzpq_f32): Likewise.
9346 (vuzpq_u8): Likewise.
9347 (vuzpq_u16): Likewise.
9348 (vuzpq_u32): Likewise.
9349 (vuzpq_p8): Likewise.
9350 (vuzpq_p16): Likewise.
9352 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
9355 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
9358 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
9360 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
9361 truncate const_int operand 1 to QImode.
9363 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
9365 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
9366 corresponding to an abnormal edge.
9368 2016-02-09 Tom de Vries <tom@codesourcery.com>
9370 PR tree-optimization/69599
9371 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
9373 (find_func_aliases_for_builtin_call, find_func_clobbers)
9374 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
9377 2016-02-09 Richard Biener <rguenther@suse.de>
9379 PR tree-optimization/69715
9380 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
9381 LHS on calls as non-rewritable.
9383 2016-02-09 Tom de Vries <tom@codesourcery.com>
9386 * lto-wrapper.c (append_diag_options): New function.
9387 (compile_offload_image): Call append_diag_options.
9389 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
9392 * doc/extend.texi (Flag Output Operands): Correct sectioning.
9393 Minor copy-edit to fix verb tenses.
9395 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9397 PR tree-optimization/69209
9398 * ipa-split.c (split_function): If split part is not
9399 returning retval, retval has gimple type but is not
9400 gimple value, force it into a SSA_NAME first.
9402 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9404 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9407 2016-02-08 Jason Merrill <jason@redhat.com>
9410 * convert.c (convert_to_integer_1): Check dofold on truncation
9412 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
9413 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
9414 Rename from *_nofold.
9415 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
9416 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
9418 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
9421 * tree.c (build_common_tree_nodes): Remove short_double argument.
9422 All callers changed.
9423 * tree.h (build_common_tree_nodes): Adjust declaration.
9424 * doc/invoke.texi (-fshort-double): Remove documentation.
9425 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9426 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
9427 * lto-wrapper.c (merge_and_complain, append_compiler_options)
9428 (append_linker_options): Don't handle OPT_fshort_double.
9430 PR rtl-optimization/68730
9431 * lra-remat.c (insn_to_cand_activation): New static variable.
9432 (lra_remat): Allocate and free it.
9433 (create_cand): New arg activation. Initialize a field in
9434 insn_to_cand_activation if it is nonnull.
9435 (create_cands): Pass the activation insn to create_cand when making
9436 a candidate involving an output reload. Reorganize code a little.
9437 (do_remat): Keep track of active status of candidates in a separate
9440 2016-02-08 Richard Biener <rguenther@suse.de>
9442 PR tree-optimization/69719
9443 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9444 Properly use absolute of the difference of the two offsets to
9445 compare or adjust the segment length.
9447 2016-02-08 Richard Biener <rguenther@suse.de>
9448 Jeff Law <law@redhat.com>
9451 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
9452 types for anonymous SSA names.
9454 2016-02-08 Richard Biener <rguenther@suse.de>
9456 PR rtl-optimization/69274
9457 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
9459 2016-02-08 Jeff Law <law@redhat.com>
9461 PR tree-optimization/65917
9462 * tree-ssa-dom.c (record_temporary_equivalences): Record both
9463 equivalences from if (x == y) style conditionals.
9464 (loop_depth_of_name): Remove.
9465 (record_equality): Remove loop depth check.
9466 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
9467 (const_and_copies::record_const_or_copy_raw): New member function.
9468 * tree-ssa-scopedtables.c
9469 (const_and_copies::record_const_or_copy_raw): New, factored out of
9470 (const_and_copies::record_const_or_copy): Call new member function.
9472 2016-02-05 Jeff Law <law@redhat.com>
9474 PR tree-optimization/68541
9475 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
9476 (count_stmts_in_block): New function.
9477 (poor_ifcvt_candidate_code): Likewise.
9478 (is_feasible_trace): Add some heuristics to determine when path
9479 splitting is profitable.
9480 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
9481 is a diamond with a single exit.
9483 2016-02-05 Martin Sebor <msebor@redhat.com>
9486 * doc/invoke.texi: Update -Wplacement-new to take an optional
9489 2016-02-06 Richard Henderson <rth@redhat.com>
9492 * tree.c (tree_nop_conversion_p): Do not strip casts into or
9493 out of non-standard address spaces.
9495 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9497 PR rtl-optimization/69691
9498 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
9500 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
9502 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
9503 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
9504 (*ieee128_mfvsrd_64bit): Likewise.
9505 (*ieee128_mfvsrd_32bit): Likewise.
9507 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
9511 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9513 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
9514 instrumented_version.
9516 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
9518 * doc/invoke.texi (Optimize Options): In table of --param options
9519 rename second occurrence of tracer-min-branch-ratio to
9520 tracer-min-branch-probability, rename
9521 tracer-min-branch-ratio-feedback to
9522 tracer-min-branch-probability-feedback and clarify description,
9523 rename sched-spec-state-edge-prob-cutoff to
9524 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
9525 to selsched-insns-to-rename, rename lto-minpartition to
9526 lto-min-partition, delete reorder-blocks-duplicate and
9527 reorder-blocks-duplicate-feedback.
9529 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9531 * config/s390/s390.c (s390_register_info_set_ranges): Remove
9534 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
9536 * doc/extend.texi: S/390: Correct some typos.
9538 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9540 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
9542 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9545 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
9546 (s390_register_info_gprtofpr): Use new macros above.
9547 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
9549 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
9550 its name. Adjust restore and save gpr ranges.
9551 (s390_register_info_set_ranges): New function.
9552 (s390_register_info): Use new macros above. Call
9553 s390_register_info_set_ranges.
9554 (s390_optimize_register_info): Likewise.
9555 (s390_hard_regno_rename_ok): Use new macros.
9556 (s390_hard_regno_scratch_ok): Likewise.
9557 (s390_emit_epilogue): Likewise.
9558 (s390_can_use_return_insn): Likewise.
9559 (s390_optimize_prologue): Likewise.
9560 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
9562 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9565 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
9567 (ix86_option_override_internal): Disable TARGET_STV even for
9568 -m{incoming,preferred}-stack-boundary=3.
9570 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9572 * config.gcc: Mark deprecated rtems targets as obsolete.
9574 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
9576 PR rtl-optimization/64682
9577 PR rtl-optimization/69567
9578 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
9579 before I2 only if the register is both used and set in I2.
9581 2016-02-04 DJ Delorie <dj@redhat.com>
9583 * config/msp430/msp430.c (msp430_start_function): Add function type.
9585 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9588 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
9590 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
9592 PR rtl-optimization/69577
9594 2015-10-29 Richard Henderson <rth@redhat.com>
9598 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
9599 sse check to the exact conditions of PR 67609.
9601 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9604 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
9605 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
9606 not allowed into the traditional Altivec registers.
9607 (movtd_64bit_nodm): Likewise.
9608 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
9610 2016-02-04 David Malcolm <dmalcolm@redhat.com>
9612 * config/aarch64/cortex-a57-fma-steering.c
9613 (aarch64_register_fma_steering): Remove "static" from arguments
9616 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
9619 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
9622 2016-02-04 Mike Frysinger <vapier@gentoo.org>
9624 * doc/invoke.texi: Delete -mno-fma4.
9626 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
9628 PR rtl-optimization/69577
9629 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
9630 (find_subregs_of_mode): Update accordingly. Iterate over partial
9633 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
9635 * config/arm/arm-protos.h (neon_reinterpret): Remove.
9636 * config/arm/arm.c (neon_reinterpret): Remove.
9637 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
9638 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
9639 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
9640 vreinterpretti): Remove.
9641 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
9642 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
9643 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
9644 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
9645 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
9646 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
9647 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
9648 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
9649 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
9650 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
9651 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
9652 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
9653 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
9654 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
9655 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
9656 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
9657 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
9658 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
9659 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
9660 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
9661 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
9662 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
9663 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
9664 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
9665 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
9666 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
9667 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
9668 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
9669 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
9670 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
9671 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
9672 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
9673 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
9674 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
9675 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
9676 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
9677 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
9678 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
9679 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
9680 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
9681 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
9682 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
9683 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
9684 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
9685 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
9686 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
9687 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
9688 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
9689 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
9690 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
9691 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
9692 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
9693 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
9694 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
9695 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
9696 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
9697 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
9698 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
9699 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
9700 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
9701 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
9702 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
9703 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
9704 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
9705 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
9706 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
9707 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
9708 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
9709 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
9710 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
9711 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
9712 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
9713 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
9714 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
9715 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
9716 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
9717 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
9718 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
9719 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
9720 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
9721 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
9722 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
9723 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
9724 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
9725 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
9726 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
9727 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
9728 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
9729 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
9730 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
9731 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
9732 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
9733 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
9734 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
9735 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
9736 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
9737 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
9738 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
9739 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
9740 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
9741 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
9742 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
9743 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
9745 2016-02-04 Martin Liska <mliska@suse.cz>
9748 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
9749 that are gimple_store_p.
9750 (maybe_instrument_call): Likewise.
9752 2016-02-04 Bin Cheng <bin.cheng@arm.com>
9754 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
9755 register scaling out of memory reference and comment why.
9757 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9761 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
9762 folding the source of a SET.
9764 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9768 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
9769 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
9771 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
9775 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
9778 2016-02-04 Christian Bruel <christian.bruel@st.com>
9780 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
9781 * config/arm/arm.c (arm_set_current_function): Likewise.
9783 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9784 Ilya Enkovich <enkovich.gnu@gmail.com>
9785 H.J. Lu <hongjiu.lu@intel.com>
9788 * config/i386/i386.c (convert_scalars_to_vector): Remove
9789 stack alignment fixes.
9790 (ix86_option_override_internal): Disable TARGET_STV if stack
9791 might not be aligned enough.
9792 (ix86_minimum_alignment): Assert that TARGET_STV is false.
9794 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
9796 * config/i386/x86-tune.def: Disable default prefetching
9799 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9800 Vladimir Makarov <vmakarov@redhat.com>
9803 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
9804 in validating fused toc addresses.
9806 2016-02-03 Jakub Jelinek <jakub@redhat.com>
9809 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
9810 range->m_caret fields if range->m_show_caret_p is false.
9813 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9814 Force oldval into register if it does not satisfy reg_or_short_operand
9815 predicate. Fix up formatting.
9817 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
9818 Alexandre Oliva <aoliva@redhat.com>
9821 * lra-constraints.c (simplify_operand_subreg): Check additionally
9822 address validity after potential reloading.
9823 (process_address_1): Check insns validity. In case of failure do
9826 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
9829 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
9832 2016-02-02 Jakub Jelinek <jakub@redhat.com>
9834 * wide-int.cc (canonize_uhwi): New function.
9835 (wi::divmod_internal): Use it.
9837 2016-02-02 James Norris <jnorris@codesourcery.com
9839 * gimplify.c (omp_notice_variable): Add usage check.
9841 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
9843 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
9844 like LE, GE, LT, GT when emitting relational operator.
9846 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9848 * ira-costs.c (find_costs_and_classes): Add extra argument.
9849 * target.def (ira_change_pseudo_allocno_class): Add parameter.
9850 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
9851 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
9852 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
9853 Add best_class parameter, and return it if not ALL_REGS.
9854 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
9856 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
9859 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9861 * config/aarch64/aarch64.c
9862 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
9863 (aarch64_ira_change_pseudo_allocno_class): New function.
9865 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
9868 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
9870 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9872 * config/avr/avr.c (avr_option_override): Set
9873 PARAM_ALLOW_STORE_DATA_RACES to 1.
9875 2016-02-02 Richard Biener <rguenther@suse.de>
9877 PR tree-optimization/69595
9878 * match.pd: Add range test simplifications to true/false.
9880 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
9882 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
9883 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
9886 2016-02-02 Richard Biener <rguenther@suse.de>
9888 PR tree-optimization/69606
9889 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
9890 info on the result before moving a stmt.
9892 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
9895 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
9896 branch with vector comparison.
9897 * config/i386/sse.md (VI48_AVX): New mode iterator.
9898 (define_expand "cbranch<mode>4): Add support for conditional branch
9899 with vector comparison.
9900 * tree-vect-loop.c (optimize_mask_stores): New function.
9901 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
9902 has_mask_store field of vect_info.
9903 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
9904 vectorized loops having masked stores after vec_info destroy.
9905 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
9906 correspondent macros.
9907 (optimize_mask_stores): Add prototype.
9909 2016-02-02 Alan Modra <amodra@gmail.com>
9912 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
9915 2016-02-02 Alan Modra <amodra@gmail.com>
9918 * config/rs6000/rs6000.c (need_toc_init): New var, set it
9919 whenever toc_label_name used.
9920 (rs6000_file_start): Don't set up toc section here,
9921 (rs6000_output_function_epilogue): do so here instead,
9922 (rs6000_xcoff_file_start): and here.
9923 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
9924 (load_toc_aix_di): Likewise.
9926 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9928 PR rtl-optimization/69592
9929 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
9930 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
9931 (num_sign_bit_copies_binary_arith_p): New inline function.
9932 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
9934 2016-02-01 Jeff Law <law@redhat.com>
9936 PR tree-optimization/69580
9937 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
9938 * tree-ssa-threadbackward.c
9939 (fsm_find_control_statement_thread_paths): Do not try to walk
9940 through large PHI nodes.
9942 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9944 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
9945 when count is incremented above limit, don't analyze further
9948 * omp-low.c (oacc_parse_default_dims): Avoid
9949 -Wsign-compare warning, make sure value fits into int
9950 rather than just unsigned int.
9952 2016-02-01 Bin Cheng <bin.cheng@arm.com>
9954 PR tree-optimization/67921
9955 * fold-const.c (split_tree): New parameters. Convert pointer
9956 type variable part to proper type before negating.
9957 (fold_binary_loc): Pass new arguments to split_tree.
9959 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
9961 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
9962 (nvptx_goacc_validate_dims): Extend to handle global defaults.
9963 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
9964 * doc/tm.texti: Rebuilt.
9965 * doc/invoke.texi (fopenacc-dim): Document.
9966 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
9967 (append_compiler_options): Likewise.
9968 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
9969 (oacc_parse_default_dims): New.
9970 (oacc_validate_dims): Add USED arg. Select non-unity default when
9972 (oacc_loop_fixed_partitions): Return mask of used partitions.
9973 (oacc_loop_auto_partitions): Emit dump info.
9974 (oacc_loop_partition): Return mask of used partitions.
9975 (execute_oacc_device_lower): Parse default dimension arg. Adjust
9976 loop partitioning and validation calls.
9978 2016-02-01 Richard Biener <rguenther@suse.de>
9981 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
9983 2016-02-01 Richard Biener <rguenther@suse.de>
9985 PR tree-optimization/69574
9986 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
9987 of asserting return chrec_dont_know.
9989 2016-02-01 Martin Liska <mliska@suse.cz>
9991 * mem-stats-traits.h: Add copyright header.
9992 * mem-stats.h: Likewise.
9994 2016-02-01 Richard Biener <rguenther@suse.de>
9996 PR tree-optimization/69579
9997 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
9998 Do not propagate through abnormal PHI results.
10000 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10002 * postreload.c (reload_cse_simplify): Remove dead code.
10004 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10006 PR rtl-optimization/69570
10007 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10008 if there is more than one set, not if there is a single set.
10010 2016-02-01 Richard Henderson <rth@redhat.com>
10013 * combine.c (make_compound_operation): When looking through a
10014 subreg, make sure to re-extend to the width of the outer mode.
10016 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10018 PR tree-optimization/69546
10019 * wide-int.cc (wi::divmod_internal): For unsigned division
10020 where both operands fit into uhwi, if o1 is 1 and o0 has
10021 msb set, if divident_prec is larger than bits per hwi,
10022 clear another quotient word and return 2 instead of 1.
10023 Similarly for remainder with msb in HWI set, if dividend_prec
10024 is larger than bits per hwi.
10026 2016-01-29 Martin Jambor <mjambor@suse.cz>
10028 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10029 Use short lowercase names.
10030 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10031 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10032 acq_rel one. Protect warning agains segfaults if
10033 get_memory_order_name returns NULL.
10034 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10035 with release semantics. Do not warn if get_memory_order already did.
10036 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10037 semantics. Fix check for relaxed or acquire semantics. Do not warn
10038 if get_memory_order already did.
10040 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10042 * doc/install.texi: Document that isl-0.16 is supported.
10044 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10047 * config/i386/constraints.md (Bm): Describe as special memory
10049 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10050 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10051 * genpreds.c (struct constraint_data): Add is_special_memory.
10052 (have_special_memory_constraints, special_memory_start): New
10054 (special_memory_end): Ditto.
10055 (add_constraint): Add new arg is_special_memory. Add code to
10056 process its true value. Update have_special_memory_constraints.
10057 (process_define_constraint): Pass the new arg.
10058 (process_define_register_constraint): Ditto.
10059 (choose_enum_order): Process special memory.
10060 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10061 function insn_extra_special_memory_constraint.
10062 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10063 * gensupport.c (process_rtx): Process
10064 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10065 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10066 * ira-lives.c (single_reg_class): Use
10067 insn_extra_special_memory_constraint.
10068 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10069 * lra-constraints.c (process_alt_operands): Ditto.
10070 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10071 * recog.c (asm_operand_ok, preprocess_constraints): Process
10073 * reload.c (find_reloads): Ditto.
10074 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10075 * stmt.c (parse_input_constraint): Use
10076 insn_extra_special_memory_constraint.
10078 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10081 * lra-splill.c (lra_final_code_change): Revert r229087 by
10082 removing all sub-registers.
10084 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10087 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10089 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10092 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10093 SSE1, copy target into the temporary reg first before recursing
10096 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10098 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10101 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10103 * ginclude/stdarg.h: Test __cplusplus instead of
10104 __GXX_EXPERIMENTAL_CXX0X__.
10106 2016-01-29 Richard Biener <rguenther@suse.de>
10108 PR tree-optimization/69547
10109 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10110 Do not mark clobbers necessary.
10111 (mark_all_reaching_defs_necessary_1): Likewise.
10113 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10115 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10116 declaration name with %qs and print it in both error messages.
10117 Also fix indentation.
10119 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10122 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10123 trailing blank line from error message.
10125 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10128 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10131 2016-01-29 Richard Biener <rguenther@suse.de>
10133 PR middle-end/69537
10134 * match.pd: Allow all integral types when simplifying a
10135 widening or sign-changing conversion.
10137 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10139 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10140 back to setting codegen_error to fail codegen.
10142 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10145 * config/i386/constraints.md (C): Only accept constant zero operand.
10146 (BC): New constraint.
10147 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10148 instead of C constraint.
10149 * doc/md.texi (Machine Constraints): Update description
10152 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10155 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10157 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10159 PR middle-end/69542
10160 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10163 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10165 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10166 branches if using guessed profile.
10168 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10170 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10172 2016-01-28 Richard Henderson <rth@redhat.com>
10175 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10176 * config/aarch64/aarch64-protos.h: Update.
10177 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10178 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10179 (aarch64_get_condition_code_1): Handle CC_Cmode.
10180 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10181 (*add<mode>3_compareC_cconly_imm): New.
10182 (*add<mode>3_compareC_cconly): New.
10183 (*add<mode>3_compareC_imm): New.
10184 (add<mode>3_compareC): New.
10185 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10186 to be first. Use aarch64_carry_operation.
10187 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10188 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10189 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10190 (subti3): Use subdi3_compare1.
10191 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10192 (sub<mode>3_compare1): New.
10193 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10194 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10195 (*subsi3_carryin_uxtw): Likewise.
10196 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10197 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10198 * config/aarch64/iterators.md (DWI): New.
10199 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10200 (aarch64_borrow_operation): New.
10202 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10204 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10205 message when isl does not return a valid schedule.
10207 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10209 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10210 Remove comments from class declarations: they are already in the code
10213 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10215 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10217 (ternary_op_to_tree): Same.
10218 (unary_op_to_tree): Same.
10219 (nary_op_to_tree): Same.
10220 (gcc_expression_from_isl_expr_op): Same.
10221 (gcc_expression_from_isl_expression): Same.
10222 (graphite_create_new_loop): Same.
10223 (graphite_create_new_loop_guard): Same.
10224 (build_iv_mapping): Same.
10225 (graphite_create_new_guard): Same.
10226 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10227 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10229 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10231 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10232 instead of setting codegen_error to fail codegen.
10234 2016-01-28 Jason Merrill <jason@redhat.com>
10236 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10238 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10240 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10241 Remove CONST_INT_P check in CCMP cost calculation.
10243 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10245 * config/aarch64/aarch64.c (generic_vector_cost):
10246 Set vec_permute_cost.
10247 (cortexa57_vector_cost): Likewise.
10248 (exynosm1_vector_cost): Likewise.
10249 (xgene1_vector_cost): Likewise.
10250 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10251 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10252 Add vec_permute_cost entry.
10254 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10256 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10258 (add<mode>3_compare0): Likewise.
10259 (addsi3_compare0_uxtw): Likewise.
10260 (add<mode>3nr_compare0): Likewise.
10261 (compare_neg<mode>): Likewise.
10262 (<optab><mode>3): Likewise.
10264 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10266 * tree-vect-stmts.c (vectorizable_comparison): Add
10267 NULL check for vectype.
10269 2016-01-28 Richard Biener <rguenther@suse.de>
10271 PR tree-optimization/69466
10272 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10273 Account for PHIs we couldn't duplicate.
10275 2016-01-28 Martin Liska <mliska@suse.cz>
10278 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10279 instead of ENABLE_VALGRIND_CHECKING.
10281 2016-01-27 Richard Henderson <rth@redhat.com>
10284 * lra-remat.c (subreg_regs): New.
10285 (dump_candidates_and_remat_bb_data): Dump it.
10286 (operand_to_remat): Reject if operand in subreg_regs.
10287 (set_bb_regs): Collect subreg_regs.
10288 (lra_remat): Init and free subreg_regs. Compute
10289 calculate_local_reg_remat_bb_data before create_cands.
10291 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10294 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10295 change stack_alignment_needed for __tls_get_addr call.
10297 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10299 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10301 2016-01-27 Jeff Law <law@redhat.com>
10303 PR tree-optimization/68398
10304 PR tree-optimization/69196
10305 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
10306 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
10307 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10308 Only count PHIs in the last block in the path. The others will
10309 const/copy propagate away. Add heuristic to allow more irreducible
10310 subloops to be created when it is likely profitable to do so.
10312 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10313 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
10314 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
10316 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10319 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
10320 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
10321 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
10322 * tree-streamer-in.c: Include asan.h.
10323 (streamer_get_builtin_tree): For builtins in sanitizer
10324 range call initialize_sanitizer_builtins and retry.
10326 2016-01-27 Ian Lance Taylor <iant@google.com>
10328 * common.opt (fkeep-gc-roots-live): New undocumented option.
10329 * tree-ssa-loop-ivopts.c (add_candidate_1): If
10330 -fkeep-gc-roots-live, skip pointers.
10331 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
10334 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
10337 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
10338 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
10340 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
10343 * configure.ac: NetBSD provides SSP in its C library.
10344 * configure: Updated.
10346 2016-01-27 Richard Biener <rguenther@suse.de>
10348 PR tree-optimization/69166
10349 * tree-vect-loop.c (vect_is_simple_reduction): Always check
10350 reduction code for commutativity / associativity.
10352 2016-01-27 Martin Jambor <mjambor@suse.cz>
10354 PR tree-optimization/69355
10355 * tree-sra.c (analyze_access_subtree): Correct hole detection when
10356 total_scalarization fails.
10358 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
10360 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
10363 2016-01-27 Christian Bruel <christian.bruel@st.com>
10366 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
10367 Move arm_reset_previous_fndecl and set_target_option_current_node in
10368 the conditional part. Call save_restore_target_globals.
10369 * config/arm/arm.c (arm_set_current_function):
10370 Refactor to better support #pragma target and attribute mix.
10371 Call save_restore_target_globals.
10372 * config/arm/arm-protos.h (save_restore_target_globals): New function.
10374 2016-01-27 Martin Liska <mliska@suse.cz>
10376 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
10377 reference for an HSA kernel and its host function.
10379 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10381 PR tree-optimization/69399
10382 * wide-int.h (wi::lrshift): For larger precisions, only
10383 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
10385 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
10387 * config/arc/predicates.md (proper_comparison_operator): Reject
10388 constant-constant comparison.
10390 2016-01-26 Tom de Vries <tom@codesourcery.com>
10392 PR tree-optimization/69110
10393 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10394 DR_NUM_DIMENSIONS == 0.
10396 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10397 Sebastian Pop <s.pop@samsung.com>
10399 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10400 isl_ast_op_cond and isl_ast_op_select.
10401 (gcc_expression_from_isl_expr_op): Same.
10403 2016-01-26 Jason Merrill <jason@redhat.com>
10406 * tree.c (recompute_constructor_flags): Split out from
10408 (verify_constructor_flags): New.
10409 * tree.h: Declare them.
10411 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
10413 PR rtl-optimization/69217
10414 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
10415 are no TYPE_FIELDS set for the record type.
10417 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10420 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
10421 toc_label_name unconditionally.
10422 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
10423 SYMBOL_REF string. Use toc_label_name instead of constructing
10425 (rs6000_elf_declare_function_name): Use toc_label_name instead of
10426 constructing LCTOC1.
10428 2016-01-26 Martin Sebor <msebor@redhat.com>
10431 * doc/extend.texi (Common Type Attributes): Move text that talks about
10432 attribute packed from attribute aligned to the section discussing
10433 the former attribute for clarity.
10435 2016-01-26 Richard Henderson <rth@redhat.com>
10437 PR middle-end/60908
10438 * trans-mem.c (tm_region_init): Mark entry block as visited.
10440 2016-01-26 David Malcolm <dmalcolm@redhat.com>
10443 * diagnostic-show-locus.c (layout::print_source_line): Replace
10444 call to pp_newline with call to layout::print_newline.
10445 (layout::print_annotation_line): Likewise.
10446 (layout::move_to_column): Likewise.
10447 (layout::print_any_fixits): After printing any fixits, print a
10448 trailing newline, if necessary.
10449 (layout::print_newline): New method, resetting any colorization
10451 (diagnostic_show_locus): Move the pp_newline to before the
10452 early bailout. Remove dummy block enclosing the layout instance.
10453 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
10454 of pp_newline_and_flush with pp_flush.
10455 (diagnostic_append_note): Delete use of pp_newline.
10456 (diagnostic_append_note_at_rich_loc): Delete.
10457 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
10458 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
10459 when newline characters are added to the buffer.
10461 2016-01-26 Michael Matz <matz@suse.de>
10463 * configure.ac (ac_cv_std_swap_in_utility): New test.
10464 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
10465 * configure: Regenerate.
10466 * config.in: Regenerate.
10468 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
10470 * config/arc/arc.md (cstoresi4): Force operand into register.
10471 (arcset<code>): Fix predicate.
10472 (arcsetltu): Likewise.
10473 (arcsetgeu): Likewise.
10474 (arcsethi): Likewise.
10475 (arcsetls): Likewise.
10477 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10479 PR tree-optimization/69483
10480 * gimple-fold.c (canonicalize_constructor_val): Return NULL
10481 if base has error_mark_node type.
10483 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
10486 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
10487 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
10489 (vget_lane_f16): Handle big-endian.
10490 (vgetq_lane_f16): Likewise.
10491 (vset_lane_f16): Likewise.
10492 (vsetq_lane_f16): Likewise.
10493 * config/arm/iterators.md (VQXMOV): Add V8HF.
10494 (VDQ): Add V4HF and V8HF.
10495 (V_reg): Handle V4HF and V8HF.
10496 (Is_float_mode): Likewise.
10497 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
10498 neon_vdup_nv8hf): New patterns.
10499 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
10500 Use VD_LANE iterator.
10501 (neon_vld1_dup<mode>): Use VQ2 iterator.
10503 2016-01-26 Nathan Sidwell <nathan@acm.org>
10505 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
10506 (set_oacc_fn_attrib): Add IS_KERNEL arg.
10507 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
10508 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
10509 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
10510 (oacc_validate_dims): Add LEVEL arg, don't return level.
10511 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
10512 oacc_validate_dims.
10513 (execute_oacc_device_lower): Adjust, add more dump output.
10514 * tree-ssa-loop.c (gate_oacc_kernels): Use
10515 oacc_fn_attrib_kernels_p.
10516 * tree-parloops.c (create_parallel_loop): Adjust
10517 set_oacc_fn_attrib call.
10519 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10522 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
10523 (append_compiler_options): Handle -fcilkplus.
10524 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
10526 2016-01-26 Nick Clifton <nickc@redhat.com>
10529 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
10530 been marked as DECL_ONE_ONLY but we do not the means to make it
10531 so, then do not allow it to bind locally.
10533 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10536 * opts.h (parse_sanitizer_options): New prototype.
10537 * opts.c (sanitizer_opts): New array.
10538 (parse_sanitizer_options): New function.
10539 (common_handle_option): Use parse_sanitizer_options.
10541 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
10544 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
10545 alignment adjustment to ...
10546 (ix86_update_stack_boundary): Here. Don't over-align stack for
10548 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
10549 if __tls_get_addr is called.
10551 2016-01-26 Christian Bruel <christian.bruel@st.com>
10553 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
10555 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
10557 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
10559 2016-01-26 Richard Biener <rguenther@suse.de>
10561 PR middle-end/69467
10562 * match.pd: Guard X * CST CMP 0 pattern with single_use.
10564 2016-01-26 Richard Biener <rguenther@suse.de>
10566 PR tree-optimization/69452
10567 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
10568 (move_computations_dom_walker::before_dom_children): Rename
10570 (move_computations_worker): This.
10571 (move_computations): Perform an RPO rather than a DOM walk.
10573 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10576 * combine.c (combine_instructions): For REG_EQUAL note with
10577 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
10578 to the underlying register.
10579 * doc/rtl.texi (REG_EQUAL): Document the behavior of
10580 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
10582 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
10585 * config/aarch64/aarch64-builtins.c
10586 (aarch64_init_simd_builtin_types): Do not set structural
10587 equality to __Poly{8,16,64,128}_t types.
10589 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
10591 PR tree-optimization/69400
10592 * wide-int.cc (wi_pack): Take the precision as argument and
10593 perform canonicalization here rather than in the callers.
10594 Use the main loop to handle all full-width HWIs. Add a
10595 zero HWI if in_len isn't a full result.
10596 (wi::divmod_internal): Update accordingly.
10597 (wi::mul_internal): Likewise. Simplify.
10599 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10600 Sebastian Pop <s.pop@samsung.com>
10602 * graphite-poly.c (apply_poly_transforms): Simplify.
10603 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
10604 (print_isl_map): Same.
10605 (print_isl_union_map): Same.
10606 (print_isl_schedule): New.
10607 (debug_isl_schedule): New.
10608 * graphite-dependences.c (scop_get_reads): Do not call
10609 isl_union_map_add_map that is undocumented isl functionality.
10610 (scop_get_must_writes): Same.
10611 (scop_get_may_writes): Same.
10612 (scop_get_original_schedule): Remove.
10613 (scop_get_dependences): Do not call isl_union_map_compute_flow that
10614 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
10615 (compute_deps): Remove.
10616 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
10617 (debug_schedule_ast): New.
10618 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
10619 set_separate_option.
10620 (graphite_regenerate_ast_isl): Add dump.
10621 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
10622 from scop->transformed_schedule.
10623 (graphite_regenerate_ast_isl): Add more dump.
10624 * graphite-optimize-isl.c (optimize_isl): Set
10625 scop->transformed_schedule. Check whether schedules are equal.
10626 (apply_poly_transforms): Move here.
10627 * graphite-poly.c (apply_poly_transforms): ... from here.
10628 (free_poly_bb): Static.
10629 (free_scop): Static.
10630 (pbb_number_of_iterations_at_time): Remove.
10631 (print_isl_ast): New.
10632 (debug_isl_ast): New.
10633 (debug_scop_pbb): New.
10634 * graphite-scop-detection.c (print_edge): Move.
10635 (print_sese): Move.
10636 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
10637 (build_scop_scattering): Remove.
10638 (create_pw_aff_from_tree): Assert instead of bailing out.
10639 (add_condition_to_pbb): Remove unused code, do not fail.
10640 (add_conditions_to_domain): Same.
10641 (add_conditions_to_constraints): Remove.
10642 (build_scop_context): New.
10643 (add_iter_domain_dimension): New.
10644 (build_iteration_domains): Initialize pbb->iterators.
10645 Call add_conditions_to_domain.
10648 (index_outermost_in_loop): New.
10649 (index_pbb_in_loop): New.
10650 (outermost_pbb_in): New.
10651 (add_in_sequence): New.
10652 (add_outer_projection): New.
10653 (outer_projection_mupa): New.
10654 (add_loop_schedule): New.
10655 (build_schedule_pbb): New.
10656 (build_schedule_loop): New.
10657 (embed_in_surrounding_loops): New.
10658 (build_schedule_loop_nest): New.
10659 (build_original_schedule): New.
10660 (build_poly_scop): Call build_original_schedule.
10661 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
10662 (free_poly_dr): Remove.
10663 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
10664 (free_poly_bb): Remove.
10665 (debug_loop_vec): Remove.
10666 (print_isl_ast): Declare.
10667 (debug_isl_ast): Declare.
10668 (scop_do_interchange): Remove.
10669 (scop_do_strip_mine): Remove.
10670 (scop_do_block): Remove.
10671 (flatten_all_loops): Remove.
10672 (optimize_isl): Remove.
10673 (pbb_number_of_iterations_at_time): Remove.
10674 (debug_scop_pbb): Declare.
10675 (print_schedule_ast): Declare.
10676 (debug_schedule_ast): Declare.
10677 (struct scop): Remove schedule. Add original_schedule,
10678 transformed_schedule.
10679 (free_gimple_poly_bb): Remove.
10680 (print_generated_program): Remove.
10681 (debug_generated_program): Remove.
10682 (unify_scattering_dimensions): Remove.
10683 * sese.c (print_edge): ... here.
10684 (print_sese): ... here.
10685 (debug_edge): ... here.
10686 (debug_sese): ... here.
10687 * sese.h (print_edge): Declare.
10688 (print_sese): Declare.
10689 (dump_edge): Declare.
10690 (dump_sese): Declare.
10692 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10693 Sebastian Pop <s.pop@samsung.com>
10695 * Makefile.in: Set ISLVER in site.exp.
10697 2016-01-25 Jakub Jelinek <jakub@redhat.com>
10699 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
10700 DECL_VALUE_EXPR of new_var even for the non-array case. Look
10701 through DECL_VALUE_EXPR for expansion.
10703 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
10705 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
10706 the frame info after reload completed.
10708 2016-01-25 Jeff Law <law@redhat.com>
10710 PR tree-optimization/69196
10711 PR tree-optimization/68398
10712 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
10713 tree-ssa-threadupdate.c.
10714 (determine_bb_domination_status): Prototype
10715 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
10716 (determine_bb_domination_status): No longer static.
10717 (valid_jump_thread_path): Remove code to detect characteristics
10718 of the jump thread path not associated with correctness.
10719 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
10720 Correct test for thread path length. Count PHIs for real operands as
10721 statements that need to be copied. Do not count ASSERT_EXPRs.
10722 Look at all the blocks in the thread path. Compute and selectively
10723 filter thread paths based on threading through the latch, threading
10724 a multiway branch or crossing a multiway branch.
10726 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10728 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
10729 decl with __attribute__ ((unused)) annotation.
10731 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
10734 * tree-vect-stmts.c (vectorizable_condition): Check vectype
10735 of operands is compatible with a statement vectype.
10737 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
10739 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
10740 improve wording for mixed storage order support.
10742 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
10744 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
10745 (vcvt_u64_f64): Likewise.
10746 (vcvta_s64_f64): Likewise.
10747 (vcvta_u64_f64): Likewise.
10748 (vcvtm_s64_f64): Likewise.
10749 (vcvtm_u64_f64): Likewise.
10750 (vcvtn_s64_f64): Likewise.
10751 (vcvtn_u64_f64): Likewise.
10752 (vcvtp_s64_f64): Likewise.
10753 (vcvtp_u64_f64): Likewise.
10755 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
10757 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
10758 (arc_init): Check validity mll64 option.
10759 (arc_save_restore): Use double load/store instruction.
10760 (arc_expand_movmem): Likewise.
10761 (arc_split_move): Don't split if we have double load/store
10762 instructions. Returns a boolean.
10763 (arc_process_double_reg_moves): Change function to return boolean
10764 instead of a sequence of instructions.
10765 (arc_dwarf_register_span): New function.
10766 * config/arc/arc-protos.h (arc_split_move): Change prototype.
10767 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
10768 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
10769 (*movdf_insn): Likewise.
10770 * config/arc/arc.opt (mll64): New option.
10771 * config/arc/predicates.md (even_register_operand): New predicate.
10772 * doc/invoke.texi (ARC Options): Add mll64 documentation.
10774 2016-01-25 Richard Biener <rguenther@suse.de>
10777 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
10778 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
10780 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
10782 2016-01-25 Richard Biener <rguenther@suse.de>
10784 PR tree-optimization/69376
10785 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
10787 (VN_INFO_ANTI_RANGE_P): New inline.
10788 (VN_INFO_RANGE_TYPE): Likewise.
10789 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
10790 SSA_NAME_ANTI_RANGE_P.
10791 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
10792 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10793 Properly query VN_INFO_RANGE_TYPE.
10795 2016-01-25 Nick Clifton <nickc@redhat.com>
10798 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
10800 2016-01-23 Tom de Vries <tom@codesourcery.com>
10802 PR tree-optimization/69426
10803 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
10806 2016-01-23 Jakub Jelinek <jakub@redhat.com>
10808 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
10809 "the the" with "the" in the comments.
10810 * ipa-devirt.c (build_type_inheritance_graph,
10811 update_type_inheritance_graph): Likewise.
10812 * tree.c (build_function_type_list_1): Likewise.
10813 * cfgloopmanip.c (scale_loop_profile): Likewise.
10814 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
10815 * gimple-ssa-split-paths.c
10816 (find_block_to_duplicate_for_splitting_paths): Likewise.
10817 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
10818 * expr.c (convert_move): Likewise.
10819 * var-tracking.c (vt_stack_adjustments): Likewise.
10820 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10821 * tree-vrp.c (test_for_singularity): Likewise.
10823 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
10824 directly instead of building a temporary tree.
10827 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
10828 remove <algorithm> include.
10830 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10833 * config/i386/i386.c: Include dojump.h.
10834 (expand_small_movmem_or_setmem,
10835 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
10837 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
10838 if dynamic_check != -1.
10840 2016-01-21 Jeff Law <law@redhat.com>
10842 PR middle-end/69347
10843 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
10844 record_temporary_equivalences. Rewritten to avoid unnecessary calls
10845 into dominated_by_p.
10846 (cprop_into_successor_phis): Avoid unnecessary tests.
10848 2016-01-22 Richard Henderson <rth@redhat.com>
10851 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
10852 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
10854 2016-01-22 Michael Matz <matz@suse.de>
10856 * system.h (string, algorithm): Include only conditionally.
10857 (new): Include always under C++.
10858 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
10859 * final.c (toplevel): Ditto.
10860 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
10861 * genconditions.c (write_header): Make gencondmd.c define
10863 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
10865 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
10866 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
10868 2016-01-22 Christian Bruel <christian.bruel@st.com>
10871 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
10873 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10876 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
10877 define_insn_and_split. Ensure operands[1] and operands[0] do not
10878 get assigned the same register.
10880 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
10882 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
10884 2016-01-22 Christian Bruel <christian.bruel@st.com>
10886 * config/arm/arm-c.c (arm_pragma_target_parse):
10887 Remove warn_builtin_macro_redefined overwrite.
10889 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10891 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
10892 flag_non_call_exceptions compatibility.
10894 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10897 * dwarf2out.c (add_child_die_after): New function.
10898 (dwarf_qual_info_t): New type.
10899 (dwarf_qual_info): New variable.
10900 (qualified_die_p): New function.
10901 (modified_type_die): For -fdebug-types-section, ensure
10902 canonical order of qualifiers. Put qualified DIEs adjacent
10903 to the corresponding non-qualified type DIE and search there
10904 for existing qualified DIEs.
10906 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10908 * doc/extend.texi (scalar_storage_order type attribute): Document
10909 restriction on type punning and aliasing, and remove future tense.
10911 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
10914 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
10917 2016-01-21 Jeff Law <law@redhat.com>
10919 PR middle-end/69347
10920 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
10921 useless call to record_temporary_equivalences.
10922 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
10923 allocate 10 slots in the bb_path vector and let it grow as needed.
10924 (fsm_find_control_statement_thread_paths): Similarly for the next_path
10927 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10929 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
10931 * configure: Regenerate.
10933 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
10935 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
10936 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
10938 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
10940 PR middle-end/66178
10941 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
10942 drop EXPAND_INITIALIZER.
10943 * rtl.h (contains_symbolic_reference_p): Declare.
10944 * rtlanal.c (contains_symbolic_reference_p): New function.
10945 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
10946 a subtraction into a NOT if symbolic constants are involved.
10948 2016-01-21 Anton Blanchard <anton@samba.org>
10949 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10952 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
10954 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
10957 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10959 * config/microblaze/microblaze.c
10960 (get_branch_target): New.
10961 (insert_wic_for_ilb_runout): New.
10963 (microblaze_machine_dependent_reorg): New.
10964 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
10965 * config/microblaze/microblaze.md
10966 (UNSPEC_IPREFETCH): Define.
10967 (iprefetch): New pattern
10968 * config/microblaze/microblaze.opt
10969 (mxl-prefetch): New flag.
10971 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10973 * config/microblaze/microblaze.h
10974 (FIXED_REGISTERS): Update in macro.
10975 (CALL_USED_REGISTERS): Update in macro.
10977 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
10979 PR rtl-optimization/68920
10980 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
10983 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
10985 PR rtl-optimization/68990
10986 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
10987 pseudo instead of inheritance ones.
10989 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10990 Nick Clifton <nickc@redhat.com>
10994 * config/mips/mips.c (mips_compute_frame_info): Initialise
10995 args_size and hard_frame_pointer_offset fields of the frame
10996 structure before calling mips_global_pointer.
10998 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11000 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11002 * configure: Regenerate.
11004 2016-01-21 Richard Biener <rguenther@suse.de>
11006 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11008 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11010 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11011 to actually emit the .size directive.
11013 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11014 Jakub Jelinek <jakub@redhat.com>
11018 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11019 args array size by one to avoid buffer overflow.
11021 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11023 * config/s390/s390.md (pool_section_start): Use switch_to_section
11024 to select proper read-only data section instead of hardcoding
11026 (pool_section_end): Use switch_to_section to match the above.
11028 2016-01-21 Richard Biener <rguenther@suse.de>
11030 PR tree-optimization/69378
11031 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11032 (set_ssa_val_to): Use it for dominance checks taking into
11033 account not executable edges.
11035 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11038 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11039 for bitsize instead of GET_MODE_PRECISION (mode).
11041 2016-01-20 Martin Sebor <msebor@redhat.com>
11044 * extend.texi (__sync Builtins): Clarify the semantics of
11045 __sync_fetch_and_OP built-ins on pointers.
11046 (__atomic Builtins): Same.
11048 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11049 Sebastian Pop <s.pop@samsung.com>
11051 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11052 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11053 (is_valid_rename): Same.
11054 (translate_isl_ast_to_gimple::get_rename): Same.
11055 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11056 (translate_isl_ast_to_gimple::rename_uses): Same.
11057 (get_new_name): Check for close_phi nodes.
11058 (copy_loop_phi_args): Use phi_node_kind.
11059 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11060 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11062 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11063 Sebastian Pop <s.pop@samsung.com>
11065 Revert commit r229783.
11066 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11067 Remove use of parameter_rename_map.
11068 (copy_def): Remove.
11069 (copy_internal_parameters): Remove.
11070 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11071 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11072 (free_sese_info): Do not free parameter_rename_map.
11073 (set_rename): Do not use parameter_rename_map.
11074 (rename_uses): Update call to set_rename.
11075 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11076 * sese.h (parameter_rename_map_t): Remove.
11077 (struct sese_info_t): Remove field parameter_rename_map.
11079 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11080 Sebastian Pop <s.pop@samsung.com>
11082 * graphite-isl-ast-to-gimple.c: Fix comment.
11083 * graphite-scop-detection.c (defined_in_loop_p): New.
11084 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11085 names defined in loop.
11087 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11088 Sebastian Pop <s.pop@samsung.com>
11090 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11091 Discard unstructured if-then-else regions.
11093 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11094 Sebastian Pop <s.pop@samsung.com>
11096 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11097 (cleanup_loop_iter_dom): Remove.
11098 (build_loop_iteration_domains): Remove.
11099 (build_scop_context): Remove.
11100 (build_scop_iteration_domain): Remove.
11101 (add_loop_constraints): New.
11102 (build_iteration_domains): New.
11103 (build_poly_scop): Call build_iteration_domains.
11105 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11106 Sebastian Pop <s.pop@samsung.com>
11108 * graphite-scop-detection.c
11109 (scop_detection::harmful_loop_in_region): Free dom and loops.
11110 (scop_detection::loop_body_is_valid_scop): Free bbs.
11112 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11113 Sebastian Pop <s.pop@samsung.com>
11115 * graphite-scop-detection.c (record_loop_in_sese): New.
11116 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11117 (build_scops): Remove call to build_sese_loop_nests.
11118 * sese.c (sese_record_loop): Remove.
11119 (build_sese_loop_nests): Remove.
11120 (new_sese_info): Remove region->loops.
11121 (free_sese_info): Same.
11122 * sese.h (sese_contains_loop): Same.
11123 (build_sese_loop_nests): Remove.
11124 (sese_contains_loop): Remove.
11126 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11127 Sebastian Pop <s.pop@samsung.com>
11129 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11130 loop_is_valid_in_scop.
11131 (scop_detection::harmful_stmt_in_region): Renamed
11132 harmful_loop_in_region.
11133 Call loop_is_valid_in_scop.
11135 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11136 Sebastian Pop <s.pop@samsung.com>
11138 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11141 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11142 Sebastian Pop <s.pop@samsung.com>
11144 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11145 * graphite.h (struct poly_bb): Remove field is_reduction.
11146 (PBB_IS_REDUCTION): Remove.
11148 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11149 Sebastian Pop <s.pop@samsung.com>
11151 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11152 (add_pdr_constraints): Same.
11153 (scop_get_reads): Same.
11154 (scop_get_must_writes): Same.
11155 (scop_get_may_writes): Same.
11156 (scop_get_original_schedule): Same.
11157 (extend_schedule): Same.
11158 (apply_schedule_on_deps): Same.
11159 (carries_deps): Same.
11160 (compute_deps): Same.
11161 (scop_get_dependences): Same.
11162 * graphite-isl-ast-to-gimple.c
11163 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11164 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11165 (get_schedule_for_band_list): Same.
11166 (get_schedule_map): Same.
11167 (apply_schedule_map_to_scop): Same.
11168 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11169 (build_loop_iteration_domains): Same.
11170 (add_condition_to_pbb): Same.
11171 (add_param_constraints): Same.
11172 (pdr_add_memory_accesses): Same.
11173 (pdr_add_data_dimensions): Same.
11175 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11177 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11180 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11182 * common.opt (feliminate-dwarf2-dups): Replace references to
11183 "DWARF 2" with just "DWARF".
11184 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11185 * doc/extend.texi: Likewise.
11186 * doc/cpp.texi: Likewise.
11187 * doc/invoke.texi: Likewise.
11188 (Option Summary): Add -gdwarf to list of Debugging Options.
11189 (Debugging Options): Document -gdwarf.
11190 * doc/contrib.texi: Spell "DWARF" like that.
11192 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11194 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11195 warning. Fix up formatting.
11197 PR middle-end/67653
11198 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11199 attempt to mark memory input operand addressable and
11200 call prepare_gimple_addressable in that case. Don't adjust
11201 input_location for diagnostics, use error_at instead.
11203 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11205 * config/rs6000/ppc-auxv.h: New file.
11206 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11207 (cpu_is): Likewise.
11208 (cpu_supports): Likewise.
11209 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11210 (cpu_is_info): New variable.
11211 (cpu_supports_info): Likewise.
11212 (tcb_verification_symbol): Likewise.
11213 (cpu_builtin_p): Likewise.
11214 (cpu_expand_builtin): New function.
11215 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11216 (rs6000_init_builtins): Likewise.
11217 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11218 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11219 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11220 * configure: Regenerate.
11221 * config.in: Likewise.
11222 * doc/extend.texi (PowerPC Built-in Functions): Document
11223 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11225 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11228 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11230 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11233 2016-01-20 Richard Henderson <rth@redhat.com>
11239 * tree.c (tm_define_builtin): New.
11240 (find_tm_vector_type): New.
11241 (build_tm_vector_builtins): New.
11242 (build_common_builtin_nodes): Call it.
11244 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11246 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11247 (arm_fp_ok): Likewise.
11248 (arm_fp): Likewise.
11249 (arm_crypto): Likewise.
11251 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11252 Richard Biener <rguenther@suse.de>
11254 PR tree-optimization/69328
11255 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11256 vectors have same number of elements.
11257 (vectorizable_condition): Fix masked version recognition.
11259 2016-01-20 Richard Biener <rguenther@suse.de>
11261 PR tree-optimization/69345
11262 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11263 (VN_INFO_PTR_INFO): Likewise.
11264 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11265 info when it is equal between non-dominating SSA names.
11266 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11267 Make sure to look at original SSA infos.
11269 2016-01-20 Jeff Law <law@redhat.com>
11272 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11274 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11275 (pc_or_label_operand): New predicate.
11276 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11277 tests for small integers that are 2^n - 1.
11279 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11281 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11283 2016-01-19 Jeff Law <law@redhat.com>
11285 PR middle-end/69347
11286 * tree-ssa-threadbackwards.c
11287 (fsm_find_control_statement_thread_paths): Do not try to lookup
11288 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11290 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11292 * doc/lto.texi: Remove text that says only Gold has linker plugin
11295 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11297 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11298 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11299 the DIE accordingly.
11300 (modified_type_die): Add REVERSE parameter and pass it recursively,
11301 as well as to base_type_die. Adjust presence check accordingly.
11302 (base_type_for_mode): Adjust call to modified_type_die.
11303 (add_type_attribute): Add REVERSE parameter and pass it to
11305 (generic_parameter_die): Adjust call to add_type_attribute.
11306 (add_scalar_info): Likewise.
11307 (add_subscript_info): Likewise.
11308 (gen_array_type_die): Likewise.
11309 (gen_descr_array_type_die): Likewise.
11310 (gen_entry_point_die): Likewise.
11311 (gen_enumeration_type_die): Likewise.
11312 (gen_formal_parameter_die): Likewise.
11313 (gen_subprogram_die): Likewise.
11314 (gen_variable_die ): Likewise.
11315 (gen_const_die): Likewise.
11316 (gen_field_die): Likewise.
11317 (gen_pointer_type_die): Likewise.
11318 (gen_reference_type_die): Likewise.
11319 (gen_ptr_to_mbr_type_die): Likewise.
11320 (gen_inheritance_die): Likewise.
11321 (gen_subroutine_type_die): Likewise.
11322 (gen_typedef_die): Likewise.
11323 (force_type_die): Adjust call to modified_type_die.
11325 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
11327 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
11328 flow throughout the file. Fix broken link to Objective-C 2.0
11330 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
11333 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11335 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
11337 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11340 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
11341 (maybe_record_node): Record cxa_pure_virtual as the only possible
11342 target if there are not ohter candidates.
11343 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
11345 2016-01-19 Richard Biener <rguenther@suse.de>
11347 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
11348 (get_memory_order): Likewise.
11350 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
11352 * tree-vect-stmts.c (vectorizable_store): Check
11355 2016-01-19 David Malcolm <dmalcolm@redhat.com>
11358 * gcc.c (driver::decode_argv): Add call to
11359 init_opts_obstack before init_options_struct.
11360 * opts.c (init_opts_obstack): Remove idempotency.
11361 (init_options_struct): Replace call to init_opts_obstack
11362 with a gcc_assert to verify that it has already been called.
11363 * toplev.c (toplev::main): Add call to init_opts_obstack before
11364 calls to init_options_struct.
11365 (toplev::finalize): Move cleanup of opts_obstack next to
11366 cleanup of save_decoded_options, clearing the latter, and
11367 save_decoded_options_count.
11369 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11372 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
11373 attribute to unconditional. Remove %? from output template.
11375 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11376 Jiong Wang <jiong.wang@arm.com>
11378 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
11379 generated from different expand order.
11381 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11383 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11384 Add support for CCMP costing.
11386 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11388 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
11389 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
11390 (fccmpe<mode>): Likewise.
11391 (fcmp): Rename to fcmp and globalize pattern.
11393 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
11394 (aarch64_gen_ccmp_next): Add FP support.
11396 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11398 * target.def (gen_ccmp_first): Update documentation.
11399 (gen_ccmp_next): Likewise.
11400 * doc/tm.texi (gen_ccmp_first): Update documentation.
11401 (gen_ccmp_next): Likewise.
11402 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11403 expand_ccmp_expr_1. Improve comments.
11404 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11405 (ccmp_ior<mode>): Remove pattern.
11406 (cmp<mode>): Remove expand.
11407 (cmp): Globalize pattern.
11408 (cstorecc4): Use cc_register.
11409 (mov<mode>cc): Remove ccmp_cc_register check.
11410 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
11411 Simplify after removal of CC_DNE/* modes.
11412 (aarch64_ccmp_mode_to_code): Remove.
11413 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
11414 In 'k' case use integer as condition.
11415 (aarch64_nzcv_codes): Remove inverted cases.
11416 (aarch64_code_to_ccmode): Remove.
11417 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
11418 comparison with CC register to be used in folowing CCMP/branch/CSEL.
11419 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
11420 pattern. Return the comparison with CC register. Invert conditions
11421 when bitcode is OR.
11422 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
11423 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
11425 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11427 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11428 instrumented_version.
11430 2016-01-19 Richard Biener <rguenther@suse.de>
11432 PR tree-optimization/69336
11433 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
11434 handled components with get_ref_base_and_extent.
11435 (equal_mem_array_ref_p): Adjust.
11437 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11440 * shrink-wrap.c: Include valtrack.h.
11441 (move_insn_for_shrink_wrap): Add DEBUG argument. If
11442 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
11443 in between insn and where it will be moved to. Call
11444 dead_debug_insert_temp.
11445 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
11446 first and dead_debug_local_finish at the end.
11447 For uses and defs bitmap, handle all regs in between REGNO and
11448 END_REGNO, not just the first one.
11450 2016-01-19 Richard Biener <rguenther@suse.de>
11452 PR tree-optimization/69352
11453 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
11454 (equal_mem_array_ref_p): Constrain size and max size properly.
11455 Compare the reverse flag.
11457 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
11459 * ira.c (ira): Update regstat data if we deleted insns.
11461 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11463 PR rtl-optimization/68955
11464 PR rtl-optimization/64557
11465 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
11466 here. Fix up formatting.
11467 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
11469 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11472 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
11473 assume that the node has body.
11474 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
11477 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11479 * lto-streamer-out.c (lto_output): Do not stream instrumentation
11482 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11484 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
11485 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
11487 2016-01-19 Martin Jambor <mjambor@suse.cz>
11488 Martin Liska <mliska@suse.cz>
11489 Michael Matz <matz@suse.de>
11491 * Makefile.in (OBJS): Add new source files.
11492 (GTFILES): Add hsa.c.
11493 * common.opt (disable_hsa): New variable.
11494 (-Whsa): New warning.
11495 * config.in (ENABLE_HSA): New.
11496 * configure.ac: Treat hsa differently from other accelerators.
11497 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
11498 $enable_offloading.
11499 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
11500 * doc/install.texi (Configuration): Document --with-hsa-runtime,
11501 --with-hsa-runtime-include, --with-hsa-runtime-lib and
11502 --with-hsa-kmt-lib.
11503 * doc/invoke.texi (-Whsa): Document.
11504 (hsa-gen-debug-stores): Likewise.
11505 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
11506 to invoke offload compiler for hsa acclerator.
11507 * opts.c (common_handle_option): Determine whether HSA offloading
11508 should be performed.
11509 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
11510 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
11511 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
11512 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
11513 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
11514 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
11515 GF_OMP_FOR_KIND_GRID_LOOP.
11516 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
11517 (pp_gimple_stmt_1): Likewise.
11518 * gimple-walk.c (walk_gimple_stmt): Likewise.
11519 * gimple.c (gimple_build_omp_grid_body): New function.
11520 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
11521 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
11522 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
11523 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
11524 GF_OMP_TEAMS_GRID_PHONY.
11525 (gimple_statement_omp_single_layout): Updated comments.
11526 (gimple_build_omp_grid_body): New function.
11527 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
11528 (gimple_omp_for_grid_phony): New function.
11529 (gimple_omp_for_set_grid_phony): Likewise.
11530 (gimple_omp_parallel_grid_phony): Likewise.
11531 (gimple_omp_parallel_set_grid_phony): Likewise.
11532 (gimple_omp_teams_grid_phony): Likewise.
11533 (gimple_omp_teams_set_grid_phony): Likewise.
11534 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
11535 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
11536 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
11537 (BUILT_IN_GOMP_TARGET): Updated type.
11538 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
11539 (adjust_for_condition): New function.
11540 (get_omp_for_step_from_incr): Likewise.
11541 (extract_omp_for_data): Moved parts to adjust_for_condition and
11542 get_omp_for_step_from_incr.
11543 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
11544 (fixup_child_record_type): Bail out if receiver_decl is NULL.
11545 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
11546 (scan_omp_parallel): Do not create child functions for phony
11548 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
11549 (scan_omp_1_op): Checking assert we are not remapping to
11550 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
11551 (parallel_needs_hsa_kernel_p): New function.
11552 (expand_parallel_call): Register apprpriate parallel child
11553 functions as HSA kernels.
11554 (grid_launch_attributes_trees): New type.
11555 (grid_attr_trees): New variable.
11556 (grid_create_kernel_launch_attr_types): New function.
11557 (grid_insert_store_range_dim): Likewise.
11558 (grid_get_kernel_launch_attributes): Likewise.
11559 (get_target_argument_identifier_1): Likewise.
11560 (get_target_argument_identifier): Likewise.
11561 (get_target_argument_value): Likewise.
11562 (push_target_argument_according_to_value): Likewise.
11563 (get_target_arguments): Likewise.
11564 (expand_omp_target): Call get_target_arguments instead of looking
11565 up for teams and thread limit.
11566 (grid_expand_omp_for_loop): New function.
11567 (grid_arg_decl_map): New type.
11568 (grid_remap_kernel_arg_accesses): New function.
11569 (grid_expand_target_kernel_body): New function.
11570 (expand_omp): Call it.
11571 (lower_omp_for): Do not emit phony constructs.
11572 (lower_omp_taskreg): Do not emit phony constructs but create for them
11573 a temporary variable receiver_decl.
11574 (lower_omp_taskreg): Do not emit phony constructs.
11575 (lower_omp_teams): Likewise.
11576 (lower_omp_grid_body): New function.
11577 (lower_omp_1): Call it.
11578 (grid_reg_assignment_to_local_var_p): New function.
11579 (grid_seq_only_contains_local_assignments): Likewise.
11580 (grid_find_single_omp_among_assignments_1): Likewise.
11581 (grid_find_single_omp_among_assignments): Likewise.
11582 (grid_find_ungridifiable_statement): Likewise.
11583 (grid_target_follows_gridifiable_pattern): Likewise.
11584 (grid_remap_prebody_decls): Likewise.
11585 (grid_copy_leading_local_assignments): Likewise.
11586 (grid_process_kernel_body_copy): Likewise.
11587 (grid_attempt_target_gridification): Likewise.
11588 (grid_gridify_all_targets_stmt): Likewise.
11589 (grid_gridify_all_targets): Likewise.
11590 (execute_lower_omp): Call grid_gridify_all_targets.
11591 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
11592 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
11593 (tree_omp_clause): Added union field dimension.
11594 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
11595 * tree.c (omp_clause_num_ops): Added number of arguments of
11596 OMP_CLAUSE__GRIDDIM_.
11597 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
11598 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
11599 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
11600 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
11601 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
11602 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
11603 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
11604 * tree-pass.h (make_pass_gen_hsail): Declare.
11605 (make_pass_ipa_hsa): Likewise.
11606 * ipa-hsa.c: New file.
11607 * lto-section-in.c (lto_section_name): Add hsa section name.
11608 * lto-streamer.h (lto_section_type): Add hsa section.
11609 * timevar.def (TV_IPA_HSA): New.
11610 * hsa-brig-format.h: New file.
11611 * hsa-brig.c: New file.
11612 * hsa-dump.c: Likewise.
11613 * hsa-gen.c: Likewise.
11616 * toplev.c (compile_file): Call hsa_output_brig.
11617 * hsa-regalloc.c: New file.
11619 2016-01-18 Jeff Law <law@redhat.com>
11621 PR tree-optimization/69320
11622 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
11623 ranged object, do nothing if the RHS constant is not [0..1].
11624 (optimize_stmt): Comparing a boolean ranged object against a
11625 constant outside [0..1] results in a compile-time constant.
11627 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
11630 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
11632 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11633 (Option Summary): Update to reflect new section and moved options.
11634 (C++ Dialect Options): Move -fstats to new section.
11635 (Debugging Options): Move all dump, statistics, and other GCC
11636 developer options to new section. Rewrite section introduction
11637 and re-order remaining options to put the more basic ones first.
11638 (Optimization Options): Move -fira-verbose and -flto-report* to
11640 (Developer Options): New section incorporating moved options.
11641 * doc/cppopts.texi (-dM): Update cross-reference.
11643 2016-01-18 Richard Henderson <rth@redhat.com>
11646 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
11647 operands to pseudo only if CSE is expected. Split long immediate
11648 operands only after reload, and for the stack pointer.
11649 (*add<GPI>3_pluslong): Remove.
11650 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
11651 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
11652 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
11653 (*add<GPI>3 peepholes): New.
11654 (*add<GPI>3 splitters): New.
11655 * config/aarch64/constraints.md (Upl): New.
11656 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
11658 2016-01-18 Richard Biener <rguenther@suse.de>
11660 PR tree-optimization/69297
11661 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
11663 (vect_bb_vectorization_profitable_p): Clear visited flag again.
11665 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
11667 PR middle-end/68542
11668 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
11669 of mixind vector and scalar types.
11670 (fold_relational_const): Add handling of vector
11671 comparison with boolean result.
11672 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
11673 comparison of vector operands with boolean result for EQ/NE only.
11674 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
11675 (verify_gimple_cond): Likewise.
11676 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
11679 2016-01-18 Joseph Myers <joseph@codesourcery.com>
11681 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
11684 2016-01-18 Richard Biener <rguenther@suse.de>
11686 PR middle-end/69308
11687 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
11689 2016-01-18 Tom de Vries <tom@codesourcery.com>
11691 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
11693 2016-01-18 Tom de Vries <tom@codesourcery.com>
11695 * omp-low.c (set_oacc_fn_attrib): Make extern.
11696 * omp-low.h (set_oacc_fn_attrib): Declare.
11697 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
11698 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
11699 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
11700 Add and handle function parameter oacc_kernels_p.
11701 (find_reduc_addr, get_omp_data_i_param): New function.
11702 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
11703 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
11704 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
11705 Calculate dominance info. Skip loops that are not in a kernels region
11706 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
11707 (pass_parallelize_loops::execute): Call parallelize_loops with
11708 oacc_kernels_p argument.
11709 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
11710 New member function.
11711 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
11712 * passes.def: Add argument to pass_parallelize_loops instantation.
11714 2016-01-18 Tom de Vries <tom@codesourcery.com>
11716 * tree-parloops.c (pass_parallelize_loops::execute): Allow
11717 pass_parallelize_loops to be run outside the loop pipeline.
11719 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11721 * tree-scalar-evolution.c (follow_copies_to_constant): New.
11722 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
11724 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11727 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
11728 using get_ref_base_and_extent.
11729 (equal_mem_array_ref_p): New.
11730 (hashable_expr_equal_p): Add call to previous.
11732 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11735 * tree-sra.c (disqualified_constants, constant_decl_p): New.
11736 (sra_initialize): Allocate disqualified_constants.
11737 (sra_deinitialize): Free disqualified_constants.
11738 (disqualify_candidate): Update disqualified_constants when appropriate.
11739 (create_access): Scan for constant-pool entries as we go along.
11740 (scalarizable_type_p): Add check against type_contains_placeholder_p.
11741 (maybe_add_sra_candidate): Allow constant-pool entries.
11742 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
11743 (initialize_constant_pool_replacements): New.
11744 (sra_modify_assign): Avoid mangling assignments created by previous,
11745 and don't generate writes into constant pool.
11746 (sra_modify_function_body): Call initialize_constant_pool_replacements.
11748 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11750 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
11751 andnot instruction.
11752 (scalar_chain::convert_op): Likewise.
11753 * config/i386/i386.md (*andndi3_doubleword): New.
11755 2016-01-18 Richard Biener <rguenther@suse.de>
11757 PR tree-optimization/69170
11758 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
11759 building a vector from scalar results of a pattern stmt.
11761 2016-01-18 Jakub Jelinek <jakub@redhat.com>
11763 * haifa-sched.c (autopref_multipass_init): Work around
11764 -Wmaybe-uninitialized warning.
11766 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
11768 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
11769 against the constant 0.
11771 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11773 PR tree-optimization/68799
11774 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
11775 look up phi candidates in the statement-candidate map.
11776 (phi_add_costs): Likewise.
11777 (record_phi_increments): Likewise.
11778 (phi_incr_cost): Likewise.
11779 (ncd_with_phi): Likewise.
11780 (all_phi_incrs_profitable): Likewise.
11782 2016-01-17 Jakub Jelinek <jakub@redhat.com>
11784 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
11785 -Wmaybe-uninitialized warning.
11787 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
11789 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11790 (Option Summary): Update to reflect new section and moved options.
11791 (C++ Dialect Options): Move -fvtable-verify and related options.
11792 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
11793 and profiling-related options.
11794 (Optimization Options): Move profile generation options and
11795 -fstack-protector and related options.
11796 (Instrumentation Options): New section incorporating moved options.
11797 (Code Generation Options): Move -finstrument-functions and
11798 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
11800 2016-01-16 Tom de Vries <tom@codesourcery.com>
11802 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
11804 2016-01-16 Tom de Vries <tom@codesourcery.com>
11806 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
11808 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
11810 * hash-table.h (hash_table::empty): Turn into an inline wrapper
11811 that checks whether the table is already empty. Rename the
11812 original implementation to...
11813 (hash_table::empty_slot): ...this new private function.
11815 2016-01-15 David Malcolm <dmalcolm@redhat.com>
11817 PR diagnostic/68899
11818 * diagnostic-show-locus.c (layout::print_source_line): Move x
11819 offset of line until after call to
11820 get_line_width_without_trailing_whitespace.
11822 2016-01-15 Jeff Law <law@redhat.com>
11824 PR tree-optimization/69270
11825 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
11826 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
11827 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
11828 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
11829 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11830 ssa_name_has_boolean_range and constant_boolean_node.
11832 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
11834 PR rtl-optimization/69030
11835 * lra-spills.c (remove_pseudos): Check nrefs and make the function
11837 (spill_pseudos): Delete debug insn for dead pseudo.
11838 (lra_spill): Initiate spill_hard_reg and slots memory separately.
11840 2016-01-15 Jiong Wang <jiong.wang@arm.com>
11842 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
11844 (TYPES_UNOPUS): Likewise.
11845 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
11846 builtin type, from UNOP to UNOPUS.
11847 (lbtruncuv4sf): Likewise.
11848 (lbtruncuv2df): Likewise.
11849 (lrounduv2sf): Likewise.
11850 (lrounduv4sf): Likewise.
11851 (lrounduv2df): Likewise.
11852 (lroundusf): Likewise.
11853 (lroundusf): Likewise.
11854 (lceiluv2sf): Likewise.
11855 (lceiluv4sf): Likewise.
11856 (lceiluv2df): Likewise.
11857 (lceilusf): Likewise.
11858 (lceiludf): Likewise.
11859 (lflooruv2sf): Likewise.
11860 (lflooruv4sf): Likewise.
11861 (lflooruv2df): Likewise.
11862 (lfloorusf): Likewise.
11863 (lfloorudf): Likewise.
11864 (lfrintnuv2sf): Likewise.
11865 (lfrintnuv4sf): Likewise.
11866 (lfrintnuv2df): Likewise.
11867 (lfrintnusf): Likewise.
11868 (lfrintnudf): Likewise.
11869 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
11871 (vcvtq_u32_f32): Likewise.
11872 (vcvtq_u64_f64): Likewise.
11873 (vcvta_u32_f32): Likewise.
11874 (vcvtaq_u32_f32): Likewise.
11875 (vcvtaq_u64_f64): Likewise.
11876 (vcvtm_u32_f32): Likewise.
11877 (vcvtmq_u32_f32): Likewise.
11878 (vcvtmq_u64_f64): Likewise.
11879 (vcvtn_u32_f32): Likwise.
11880 (vcvtnq_u32_f32): Likewise.
11881 (vcvtnq_u64_f64): Likewise.
11882 (vcvtp_u32_f32): Likewise.
11883 (vcvtpq_u32_f32): Likewise.
11884 (vcvtpq_u64_f64): Likewise.
11885 (vcvtmd_u64_f64): Likewise.
11886 (vcvtms_u32_f32): Likewise.
11887 (vcvtad_u64_f64): Likewise.
11888 (vcvtas_u32_f32): Likewise.
11889 (vcvtnd_u64_f64): Likewise.
11890 (vcvtns_u32_f32): Likewise.
11891 (vcvtpd_u64_f64): Likewise.
11892 (vcvtps_u32_f32): Likewise.
11894 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11896 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
11897 CSEL of zero_extended registers.
11899 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11901 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
11902 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
11904 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11906 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
11907 false when argument string is not found in the attributes table
11910 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
11913 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
11914 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
11915 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
11916 precision estimate.
11918 2016-01-15 Richard Biener <rguenther@suse.de>
11920 PR tree-optimization/66856
11921 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
11922 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
11923 (vect_create_new_slp_node): Increment stmt reference count.
11924 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
11925 an SLP tree before swapping operands.
11926 (vect_build_slp_tree): Likewise.
11927 (destroy_bb_vec_info): Free stmt info after SLP instances.
11928 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
11929 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
11930 (STMT_VINFO_NUM_SLP_USES): New macro.
11932 2016-01-15 Richard Biener <rguenther@suse.de>
11935 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
11936 (add_linkage_name): ... here.
11937 (gen_typedef_die): Use add_linkage_name_raw instead of
11938 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
11941 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
11943 * gimplify.c (oacc_default_clause): Decode reference and pointer
11944 types for both kernels and parallel regions.
11946 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
11948 PR middle-end/69246
11949 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
11951 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11953 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
11954 (convert_scalars_to_vector): Likewise.
11956 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
11958 * doc/extend.texi (Type Traits): Fix grammar.
11960 2016-01-15 Martin Jambor <mjambor@suse.cz>
11962 * tree-inline.c (remap_decl): Use existing dclarations if
11963 remapping a type and prevent_decl_creation_for_types.
11964 (replace_locals_stmt): Do an initial remapping of non-VLA typed
11965 decls first. Do real remapping with
11966 prevent_decl_creation_for_types set.
11967 * tree-inline.h (copy_body_data): New field
11968 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
11971 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11973 * config/s390/s390.opt (mmvcle): More verbose help text.
11975 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11977 * config/s390/s390.opt: Add period to -mzvector option text.
11979 2016-01-15 Richard Biener <rguenther@suse.de>
11981 PR tree-optimization/68961
11982 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
11983 of invariants in stores again.
11985 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
11987 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
11989 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11991 * config/i386/i386.c (ix86_expand_branch): Don't split
11992 DI mode xor instruction to SI mode.
11994 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11997 * ipa-icf.c (sem_function::merge): Virtual functions may become
11998 reachable even if they address is not taken and there are no
12001 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12003 * lto-streamer-out.c (subtract_estimated_size): New function.
12004 (get_symbol_initial_value): Use it.
12006 2016-01-15 Christian Bruel <christian.bruel@st.com>
12009 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12010 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12011 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12012 use add_builtin_function_ext_scope instead of add_builtin_function.
12013 (neon_set_p, neon_crypto_set_p): Remove.
12014 (arm_init_builtins): Always call arm_init_neon_builtins and
12015 arm_init_crypto_builtins.
12016 (arm_expand_builtin): Check that builtins are allowed for the arch.
12017 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12018 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12019 arm_init_neon_builtins call.
12021 2016-01-15 Richard Biener <rguenther@suse.de>
12023 PR tree-optimization/69117
12024 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12025 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12026 of the leader conservatively.
12027 (free_scc_vn): Restore original SSA name infos.
12029 2016-01-14 Jeff Law <law@redhat.com>
12031 PR tree-optimization/69270
12032 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12033 single bit of precision, verify it's also unsigned.
12034 (record_edge_info): Use constant_boolean_node rather than fold_convert
12035 to convert boolean_true/boolean_false to the right type.
12037 2016-01-14 Richard Henderson <rth@redhat.com>
12040 * loop-doloop.c (record_reg_sets): New.
12041 (doloop_optimize): Reject the transform if the sequence
12042 clobbers registers live at the end of the loop block.
12043 (doloop_optimize_loops): Enable df_live if needed.
12045 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12047 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12048 * config/rs6000/rs6000.c: Likewise.
12049 * config/rs6000/rs6000.h: Likewise.
12050 * config/rs6000/rs6000.md: Likewise.
12051 * doc/extend.texi: Likewsie.
12053 2016-01-14 Jeff Law <law@redhat.com>
12055 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12058 2016-01-14 Richard Henderson <rth@redhat.com>
12062 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12063 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12064 instead of builtin_decl_declared_p to test for declaration.
12066 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12068 * doc/loop.texi (Loop Analysis and Representation): Document
12069 loop_depth function.
12071 2016-01-14 Tom de Vries <tom@codesourcery.com>
12073 PR tree-optimization/68773
12074 * omp-low.c (expand_omp_target): Don't set force_output.
12075 * varpool.c (varpool_node::get_create): Same.
12076 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12077 offload_funcs with force_output.
12079 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12082 * lra-eliminations.c (move_plus_up): Don't change anything if either
12083 the outer or inner subreg mode is not MODE_INT.
12084 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12085 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12087 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12089 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12090 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12091 reduc_uplus_@var{m}): Remove.
12092 * expr.c (expand_expr_real_2): Remove expansion path for
12093 reduc_[us](min|max|plus) optabs.
12094 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12095 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12096 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12097 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12098 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12099 reduc_[us](min|max|plus) optabs.
12101 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12103 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12104 (reduc_plus_scal_v2sf): New.
12105 (reduc_smax_v2sf): Rename to...
12106 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12107 (reduc_smin_v2sf): Rename to...
12108 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12110 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12112 * alias.c (compare_base_symbol_refs): New function.
12113 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12116 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12118 PR middle-end/68146
12119 PR tree-optimization/69155
12120 * tree-complex.c: Include cfganal.h.
12121 (phis_to_revisit): New variable.
12122 (extract_component): Add phiarg_p argument. Assert that returned
12123 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12124 (update_phi_components): Partly rewrite to use loop over real/imag
12125 components instead of code duplication. If extract_component returns
12126 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12127 create_tmp_reg into the PHI node instead, and mention the phi triplet
12128 in phis_to_revisit.
12129 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12130 in phis_to_revisit at the end.
12132 2016-01-14 Richard Biener <rguenther@suse.de>
12134 PR tree-optimization/68060
12135 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12136 outer loop reduction is only used in the inner loop before
12137 detecting a double reduction.
12139 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12142 * combine.c (expand_field_assignment): Punt if compute_mode is
12143 unsupported scalar mode.
12145 2016-01-14 Richard Biener <rguenther@suse.de>
12147 PR tree-optimization/66856
12148 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12149 SLP node only if it built successfully.
12150 (vect_analyze_slp_instance): Adjust.
12152 2016-01-14 Jeff Law <law@redhat.com>
12154 PR tree-optimization/69270
12155 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12156 (record_edge_info): Use it. Convert boolean_{true,false}_node
12157 to the type of op0.
12159 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12162 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12163 use block_ultimate_origin
12164 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12166 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12168 * doc/invoke.texi (Submodel Options): Rename section to
12169 "Machine-Dependent Options" to better reflect its content.
12170 Rewrite introductory text to remove archaic CPU names.
12173 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12175 * doc/invoke.texi (Code Gen Options): Move section up in file,
12176 before target-specific options. Update menu and option summary
12177 to reflect the new section ordering.
12179 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12181 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12182 (C++ Dialect Options): Add cross-reference to -std option.
12183 * doc/standards.texi (C++ Language): Document C++14 support.
12185 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12187 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12188 for pack/unpack functions for __ibm128.
12189 (PACK_IF): Likewise.
12190 (UNPACK_IF): Likewise.
12192 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12193 support for __ibm128 pack/unpack functions.
12194 (rs6000_invalid_builtin): Likewise.
12195 (rs6000_init_builtins): Likewise.
12196 (rs6000_opt_masks): Likewise.
12198 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12199 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12201 (RS6000_BTM_COMMON): Likewise.
12203 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12204 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12205 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12206 128-bit floating point. Add support for the double values to be
12207 in Altivec registers for TF/IF packing and unpacking, but restrict
12208 TD packing sub-fields to be FPR registers. Don't allow overlapped
12209 register support for packing. Allow pack inputs to be memory
12210 locations. Don't build generator functions for unpack<mode>_dm
12211 and unpack<mode>_nodm.
12212 (unpack<mode>_dm): Likewise.
12213 (unpack<mode>_nodm): Likewise.
12214 (pack<mode>): Likewise.
12216 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12217 built-in functions to pack/unpack explicit __ibm128 values.
12218 (__builtin_unpack_ibm128): Likewise.
12220 * doc/extend.texi (PowerPC Built-in Functions): Document
12221 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12223 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12226 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12227 Add new arg loc and pass it down as context.
12228 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12229 to the location to use for the warning.
12230 (check_function_arguments): New arg loc. All callers changed. Pass
12231 it to check_function_nonnull.
12232 * c-common.h (check_function_arguments): Adjust declaration.
12234 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12236 PR tree-optimization/69156
12237 * gimple.c (validate_type): Removed.
12238 (gimple_builtin_call_types_compatible_p): Use
12239 useless_type_conversion_p instead of validate_type.
12240 * value-prof.c (gimple_stringop_fixed_value): Fold
12241 icall_size to correct type.
12243 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12245 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12248 2016-01-13 Richard Henderson <rth@redhat.com>
12251 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12252 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12253 (ix86_builtin_tm_store): Remove.
12254 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12255 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12256 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12257 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12258 * doc/tm.texi: Rebuild.
12260 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12261 (BUILT_IN_TM_MEMCPY_RTWN): New.
12262 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12263 fallback from vector to integer helpers.
12264 (build_tm_load): Handle vector types directly, instead of
12266 (build_tm_store): Likewise.
12267 (expand_assign_tm): Prepare for register types not handled by
12268 the above. Copy them to memory and use memcpy.
12269 * tree.c (tm_define_builtin): New.
12270 (find_tm_vector_type): New.
12271 (build_tm_vector_builtins): New.
12272 (build_common_builtin_nodes): Call it.
12274 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12276 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12277 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12279 2016-01-13 Tom de Vries <tom@codesourcery.com>
12281 PR tree-optimization/69169
12282 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12283 handled_struct_type param.
12284 (create_variable_info_for, intra_create_variable_infos): Call
12285 create_variable_info_for_1 with extra arg.
12287 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12289 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12290 and "armv8.1-a+crc" entries.
12292 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12295 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12296 Change first operand predicate from register_or_constm1_operand
12297 to register_operand.
12298 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12299 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12300 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12301 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12302 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12303 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12304 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12305 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
12306 comparison with constm1_rtx from vec_prefetch_gen part.
12308 2016-01-13 Richard Biener <rguenther@suse.de>
12310 PR tree-optimization/69013
12311 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
12312 Exchange assert for a test.
12314 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12317 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
12319 2016-01-13 Richard Biener <rguenther@suse.de>
12321 PR tree-optimization/69242
12322 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
12323 assert with a check.
12325 2016-01-13 Richard Biener <rguenther@suse.de>
12327 PR tree-optimization/69186
12328 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12329 Properly guard vect_update_misalignment_for_peel call.
12331 2016-01-12 Jeff Law <law@redhat.com>
12333 PR tree-optimization/pr67755
12334 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
12335 "need_profile_correction".
12336 (thread_block_1): Initialize new field to false by default. If we
12337 have multiple thread paths through a common joiner to different
12338 final targets, then set new field to true.
12339 (compute_path_counts): Only do count adjustment when it's really
12342 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12344 * doc/invoke.texi (Spec Files): Move section down in file, past
12345 all command-line option descriptions.
12347 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12349 PR middle-end/54809
12350 * doc/gty.texi: Remove documentation of mark_hook.
12351 * gengtype.c (struct write_types_data): Remove code to support
12352 mark_hook attribute.
12353 (walk_type): Likewise.
12354 (write_func_for_structure): Likewise.
12356 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12358 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
12359 Directory Options, and -specs= to Overall Options.
12360 (Overall Options): Adjust similarly. Reorder to group related
12361 options together. Make -specs= cross-reference the spec file details.
12362 (Directory Options): Adjust similarly.
12364 2016-01-12 Jeff Law <law@redhat.com>
12366 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
12368 2016-01-12 Olivier Hainque <hainque@adacore.com>
12370 * gcc.c (spec_undefvar_allowed): New global.
12371 (process_command): Set to true when running for --version or --help,
12373 (getenv_spec_function): When the variable is not defined, use the
12374 variable name as the variable value if we're allowed not to issue
12377 2016-01-12 Bin Cheng <bin.cheng@arm.com>
12379 PR tree-optimization/68911
12380 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
12381 information computed for expression "init + nit * step".
12383 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12385 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
12386 about name of GCC executable. Remove deleted node from menu.
12387 (Directory Options) <-B>: Remove cross-reference to deleted node.
12388 (Target Options): Delete section.
12390 2016-01-12 Christian Bruel <christian.bruel@st.com>
12393 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
12394 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12396 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12399 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12400 aligned_mem is properly set for AVX512-VL floating point masked
12404 * ifcvt.c (cond_exec_process_if_block): When removing the last
12405 insn from then_bb, remove also any possible barriers that follow it.
12407 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
12411 * config/i386/iamcu.h (SIZE_TYPE): New macro.
12412 (PTRDIFF_TYPE): Likewise.
12413 (WCHAR_TYPE): Likewise.
12414 (WCHAR_TYPE_SIZE): Likewise.
12415 (STDINT_LONG32): Likewise.
12417 2016-01-12 Richard Biener <rguenther@suse.de>
12419 PR tree-optimization/69053
12420 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
12421 convert initial value for cond reductions.
12423 2016-01-12 Richard Biener <rguenther@suse.de>
12425 PR tree-optimization/69007
12426 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
12427 widen_sum after dot_prod and sad.
12429 2016-01-12 Richard Biener <rguenther@suse.de>
12431 PR tree-optimization/69168
12432 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
12433 pattern stmt SLP type.
12434 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
12435 end up unused so cope with that case.
12437 2016-01-12 Richard Biener <rguenther@suse.de>
12439 PR tree-optimization/69157
12440 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
12441 stmts def type only during analyze phase.
12442 (vectorizable_call): Likewise.
12443 (vectorizable_simd_clone_call): Likewise.
12444 (vectorizable_conversion): Likewise.
12445 (vectorizable_assignment): Likewise.
12446 (vectorizable_shift): Likewise.
12447 (vectorizable_operation): Likewise.
12448 (vectorizable_store): Likewise.
12449 (vectorizable_load): Likewise.
12451 2016-01-12 Richard Biener <rguenther@suse.de>
12453 PR tree-optimization/69174
12454 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
12456 (vectorizable_load): Properly compute the number of loads needed
12457 for permuted strided SLP loads and do not spuriously assign
12458 to SLP_TREE_VEC_STMTS.
12460 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
12462 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
12463 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
12464 (MD_EXEC_PREFIX): Remove.
12465 (MD_STARTFILE_PREFIX) Removee.
12466 (FILE_NAME_ABSOLUTE_P): Remove.
12467 (CPP_SPEC): Do not read macros from sys/version.h.
12468 (LINK_COMMAND_SPEC): Remove.
12469 (LOCAL_INCLUDE_DIR): Remove.
12470 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
12471 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
12472 (POST_LINK_SPEC): Define to invoke stubify after linker
12473 (LIBSTDCXX): Remove define
12474 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
12475 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
12476 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
12477 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
12478 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
12479 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
12480 (i386_djgpp_asm_named_section): Add propotype of new procedure
12482 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
12483 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
12484 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
12485 in config/i386/djgpp.h).
12486 (STANDARD_STARTFILE_PREFIX_2): Define identical to
12487 STANDARD_STARTFILE_PREFIX_1.
12488 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
12489 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
12490 installation errors.
12491 (MAX_OFILE_ALIGNMENT): Define to 128.
12492 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
12494 * config/i386/djgpp.c: New file. Add implementation of
12495 i386_djgpp_asm_named_section.
12497 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
12499 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
12500 Add rule for building djgpp.o.
12502 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12504 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
12505 (rtx_is_swappable_p): Reductions are swappable.
12506 (insn_is_swappable_p): V2DF reductions are swappable.
12508 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
12510 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
12511 reloads for other unsupported memory operands.
12513 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12514 Jim Wilson <jim.wilson@linaro.org>
12517 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
12518 copy_to_mode_reg instead of force_reg.
12520 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12523 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
12524 TARGET_80387 is true.
12526 2016-01-11 Jakub Jelinek <jakub@redhat.com>
12529 * lra-eliminations.c (move_plus_up): Only move plus up
12530 if subreg of the constant can be simplified into constant
12531 and use the simplified subreg of the constant instead of
12532 the original constant.
12534 * fold-const.c (fold_convertible_p): Don't return true
12535 for conversion of VECTOR_TYPE to same sized integral type.
12536 (fold_convert_loc): Fix up formatting. Fold conversion of
12537 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
12538 instead of NOP_EXPR.
12540 PR tree-optimization/69214
12541 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
12542 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
12545 PR tree-optimization/69207
12546 * tree-vect-slp.c (vect_get_constant_vectors): For
12547 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
12548 fold_convertible_p to vector_type's element type, and always
12549 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
12551 2016-01-11 Richard Biener <rguenther@suse.de>
12553 PR tree-optimization/69173
12554 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
12555 fixup the cycle if all stmts are in a pattern.
12557 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
12559 PR middle-end/68999
12560 * alias.c (base_alias_check): Move check for addresses with
12561 alignment ANDs before the call for compare_base_decls.
12562 (memrefs_conflict_p): Return -1 for different decls
12563 that went through alignment adjustments.
12565 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12567 PR rtl-optimization/68796
12568 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
12569 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
12570 and QImode comparisons against zero with CC_NZmode.
12571 * config/aarch64/iterators.md (short_mask): New mode_attr.
12573 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12575 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
12576 (<avx512>_store<mode>_mask): Likewise.
12578 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
12579 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12581 PR rtl-optimization/68841
12582 * ifcvt.c (struct noce_if_info): Add orig_x field.
12583 (bbs_ok_for_cmove_arith): Add to_rename parameter.
12584 Don't record conflicts on to_rename if it's present.
12585 Allow memory destinations in sets.
12586 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
12587 blocks, passing orig_x to the checks.
12588 (noce_process_if_block): Set if_info->orig_x appropriately.
12590 2016-01-11 Tom de Vries <tom@codesourcery.com>
12592 PR tree-optimization/69069
12593 * tree-parloops.c (create_parallel_loop): Add missing phi args.
12595 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
12597 PR rtl-optimization/68920
12598 * config/i386/i386.c (ix86_option_override_internal): Restrict number
12599 of conditional moves for RTL if-conversion to 1 for
12600 TARGET_ONE_IF_CONV_INSN.
12601 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
12602 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
12603 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
12604 parameter to restirct number of conditional moves for
12606 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
12607 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
12610 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
12613 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
12614 onepart vars. Fix typo in comment. Fix reversed condition in
12616 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
12619 * var-tracking.c (dump_onepart_variable_differences): New.
12620 (dataflow_set_different): If a detailed dump is requested,
12621 delay early returns and dump differences between onepart
12622 variables present before and after, and added variables.
12624 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12627 * expr.c (expand_expr_real_1): For boolean vector constants
12628 with a scalar mode use const_scalar_mask_from_tree.
12629 (const_scalar_mask_from_tree): New.
12630 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
12631 assigned to a mask type to handle constants.
12633 2016-01-11 Martin Jambor <mjambor@suse.cz>
12636 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
12637 useless parameters if we cannot change function signature.
12639 2016-01-11 Martin Jambor <mjambor@suse.cz>
12642 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
12645 2016-01-11 Tom de Vries <tom@codesourcery.com>
12647 PR tree-optimization/69109
12648 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
12651 2016-01-11 Tom de Vries <tom@codesourcery.com>
12653 PR tree-optimization/69108
12654 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
12655 res is not used in a phi.
12657 2016-01-11 Yury Gribov <y.gribov@samsung.com>
12660 * common.opt (frandom-seed): Fix parameter name.
12661 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
12663 2016-01-11 Tom de Vries <tom@codesourcery.com>
12665 PR tree-optimization/69058
12666 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
12669 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
12671 * config/arc/arc.opt (mdiv-rem): Add period to the end.
12672 (mcode-density): Likewise.
12674 2016-01-10 Tom de Vries <tom@codesourcery.com>
12676 PR tree-optimization/69062
12677 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
12678 (parallelize_loops): Don't paralelize loop that has phi with address
12681 2016-01-10 Tom de Vries <tom@codesourcery.com>
12683 PR tree-optimization/69039
12684 * tree-parloops.c (try_create_reduction_list): Only allow single exit
12687 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
12689 PR middle-end/68743
12690 * match.pd: Require target has function_c99_misc before doing
12691 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
12693 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
12695 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
12697 * configure: Regenerate.
12699 2016-01-09 Jakub Jelinek <jakub@redhat.com>
12701 PR middle-end/50865
12702 PR tree-optimization/69097
12703 * fold-const.h (expr_not_equal_to): New prototype.
12704 * fold-const.c: Include stringpool.h and tree-ssanames.h.
12705 (expr_not_equal_to): New function.
12706 * match.pd (X % -Y is the same as X % Y): Don't optimize
12707 unless X is known not to be equal to minimum or Y is known
12708 not to be equal to -1.
12709 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
12710 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
12711 (simplify_stmt_using_ranges): Adjust caller.
12712 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
12713 substitute_and_fold.
12715 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
12717 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
12720 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12722 PR tree-optimization/69167
12723 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
12724 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
12726 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
12728 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12729 Richard Biener <rguenther@suse.de>
12731 PR tree-optimization/68707
12732 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
12733 instances that can be handled via vect_load_lanes.
12735 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
12737 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
12738 if we can't determine address equivalence.
12739 * alias.c (compare_base_decl): Update for changed return value of
12740 symtab_node::equal_address_to.
12742 2016-01-08 Jason Merrill <jason@redhat.com>
12746 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
12747 * expr.c (store_field): Not here.
12748 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
12749 call with TREE_ADDRESSABLE type.
12750 * tree-cfg.c (verify_gimple_call): Adjust.
12752 2016-01-08 Olivier Hainque <hainque@adacore.com>
12754 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
12757 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12759 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
12760 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
12761 (reduc_smin_v2sf): Rename to...
12762 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
12763 (reduc_splus_v2sf): Rename to...
12764 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
12766 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12768 PR tree-optimization/69162
12769 * gimplify.c (gimplify_va_arg_expr): Encode original type of
12770 valist argument in another argument.
12771 (gimplify_modify_expr): Adjust for the above change. Cleanup.
12772 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
12773 to determine the va_list type, build a MEM_REF instead of
12774 build_fold_indirect_ref.
12776 PR tree-optimization/69172
12777 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
12780 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
12782 PR tree-optimization/67781
12783 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
12784 and cmpnop in two steps: first the ones not accessed in original
12785 gimple expression in a endian independent way and then the ones not
12786 accessed in the final result in an endian-specific way.
12788 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12790 PR tree-optimization/69083
12791 * tree-vect-slp.c (vect_get_constant_vectors): For
12792 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
12793 element type. If op is fold_convertible_p to vector_type's element
12794 type, use NOP_EXPR instead of VCE.
12796 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
12798 PR rtl-optimization/67778
12799 PR rtl-optimization/68634
12800 PR rtl-optimization/68909
12801 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
12802 block from the stack until done with it. Remove a superfluous
12803 bitmap set. Remove a superfluous bitmap test.
12805 2016-01-07 Martin Sebor <msebor@redhat.com>
12808 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
12809 constraint on the type of arguments.
12811 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
12813 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
12814 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
12815 unaligned_access on the gcc_options set.
12816 * config/arm/arm.c (arm_option_override_internal): Use
12817 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
12819 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12822 * config/i386/i386.c (ix86_frame_pointer_required): Enable
12823 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
12825 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12828 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12831 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12832 depending on frame_pointer_needed before remaining integer and SSE
12833 registers are saved.
12835 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
12838 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
12840 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
12843 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
12844 Use the "xBm" constraint.
12845 (float<sseintvecmodelower><mode>2<mask_name><round_name):
12847 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
12848 (sse_cvtsi2ssq<round_name>): Likewise.
12849 (sse_cvtss2si<round_name>): Likewise.
12850 (sse_cvtss2siq<round_name>): Likewise.
12851 (sse2_cvtsi2sdq<round_name>): Likewise.
12852 (sse2_cvtsd2si<round_name>): Likewise.
12853 (sse2_cvtsd2siq<round_name>): Likewise.
12854 * config/i386/subst.md (round_nimm_scalar_predicate): New
12857 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
12859 PR middle-end/67639
12860 * varasm.c (make_decl_rtl): Mark invalid register vars as
12863 PR rtl-optimization/66206
12864 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
12865 All callers changed.
12867 2016-01-07 Jakub Jelinek <jakub@redhat.com>
12869 PR tree-optimization/69141
12870 * tree-ssa-pre.c: Include langhooks.h.
12871 (eliminate_dom_walker::before_dom_children): Use
12872 lang_hooks.decl_printable_name instead of
12873 cgraph_node::get ()->name ().
12875 PR middle-end/68960
12876 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
12877 it and DECL_ALIGN too.
12879 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
12881 * config/mips/mips-ftypes.def: Sort to lexicographical order.
12883 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12886 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12887 depending on frame_pointer_needed before remaining integer and SSE
12888 registers are saved.
12890 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12892 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
12893 mode iterator with VSX_M2.
12894 (*p9_vecstore_<mode>): Likewise.
12895 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
12896 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
12897 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
12898 (define_split for VSX_LE128 stores): Likewise.
12899 (define_peephole2 for TImode LE swaps): Likewise.
12900 (define_split for VSX_LE128 post-reload stores): Likewise.
12902 2016-01-06 Marek Polacek <polacek@redhat.com>
12905 * convert.c (convert_to_integer_1): Adjust call to
12906 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
12907 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
12908 EXPR instead of ARG.
12909 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
12911 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12914 * doc/extend.texi (RL78 Variable Attributes): New section.
12916 2016-01-05 Marek Polacek <polacek@redhat.com>
12919 * builtins.c (get_memmodel): Use expansion point location rather than
12920 the input location. Call warning_at rather than warning.
12921 (expand_builtin_atomic_compare_exchange): Likewise.
12922 (expand_builtin_atomic_load): Likewise.
12923 (expand_builtin_atomic_store): Likewise.
12924 (expand_builtin_atomic_clear): Likewise.
12926 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12929 * config/i386/i386.c (ix86_expand_vector_logical_operator):
12930 Replace nonimmediate_operand with vector_operand.
12931 * config/i386/predicates.md (vector_operand): New predicate.
12932 (general_vector_operand): Replace nonimmediate_operand with
12934 * config/i386/sse.md: Replace nonimmediate_operand with
12935 vector_operand and m constraint with Bm constraint on SSE
12936 patterns with 16-byte memory operand.
12937 * config/i386/subst.md (round_nimm_predicate): Replace
12938 nonimmediate_operand with vector_operand.
12939 (round_saeonly_nimm_predicate): Likewise.
12940 (round_saeonly_nimm_scalar_predicate): New.
12942 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12945 * config/i386/constraints.md (Bm): New constraint.
12946 * config/i386/predicates.md (vector_memory_operand): New
12948 * config/i386/sse.md: Replace xm with xBm in plusminus and
12949 any_logic patterns.
12951 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12954 * doc/extend.texi (V850 Function Attributes): New section.
12955 (V850 Variable Attributes): New section.
12957 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12960 * doc/extend.texi (MicroBlaze Function Attributes): Document
12961 interrupt_handler and fast_interrupt attributes.
12963 2016-01-05 Sergei Trofimovich <siarheit@google.com>
12966 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
12967 for local symbolic operands.
12968 * config/ia64/predicates.md (local_symbolic_operand64): New
12971 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12973 PR rtl-optimization/68651
12974 * combine.c (combine_simplify_rtx): Canonicalize x + x into
12977 2016-01-05 Nathan Sidwell <nathan@acm.org>
12979 * alias.c (compare_base_decls): Use symtab_node::get.
12981 2016-01-05 Nick Clifton <nickc@redhat.com>
12984 * ira-costs.c (copy_cost): Initialise the t_icode field of the
12985 secondary_reload_info structure.
12988 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
12989 decls if weak support is available.
12991 2016-01-04 Martin Sebor <msebor@redhat.com>
12993 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
12995 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12997 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
12998 OPTION_MASK_P9_DFORM.
13000 * config/rs6000/constraints.md (wo constraint): New constraint for
13003 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13005 (rs6000_init_hard_regno_mode_ok): Likewise.
13007 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13010 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13011 expanders not to have constraints. Add support for ISA 3.0 xxperm
13012 instruction. Add support for fusing xxlor with xxperm.
13013 (altivec_vperm_<mode>_internal): Likewise.
13014 (altivec_vperm_v8hiv16qi): Likewise.
13015 (altivec_vperm_<mode>v16q): Likewise.
13016 (altivec_vperm_<mode>_uns): Likewise.
13017 (vperm_v8hiv4si): Likewise.
13018 (vperm_v16qiv8hi): Likewise.
13020 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13022 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13024 Update copyright years.
13026 * gcc.c (process_command): Update copyright notice dates.
13027 * gcov-dump.c (print_version): Ditto.
13028 * gcov.c (print_version): Ditto.
13029 * gcov-tool.c (print_version): Ditto.
13030 * gengtype.c (create_file): Ditto.
13031 * doc/cpp.texi: Bump @copying's copyright year.
13032 * doc/cppinternals.texi: Ditto.
13033 * doc/gcc.texi: Ditto.
13034 * doc/gccint.texi: Ditto.
13035 * doc/gcov.texi: Ditto.
13036 * doc/install.texi: Ditto.
13037 * doc/invoke.texi: Ditto.
13039 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13041 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13042 modes larger than TImode as TImode if NEON is not enabled.
13044 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13047 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13048 mode for %f0-%f31 only if TARGET_FPU.
13050 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13053 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13054 to compute the PACKED_P predicate.
13055 (function_arg_record_value): Minor tweaks.
13057 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13059 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13060 option for arm*-*-* targets.
13062 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13064 * doc/extend.texi (Common Function Attributes): Move docs for
13065 MSP430-specific attributes to....
13066 (MSP430 Function Attributes): ...here. Delete the redundant
13067 entries and copy-edit the remaining text.
13068 (MSP430 Variable Attributes): Use uniform format for index
13069 entries and add a cross-reference to the corresponding function
13072 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13074 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13076 (x86 Options): Likewise.
13078 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13082 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13083 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13084 to corresponding attribute.
13086 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13088 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13089 to correct alphabetization of table. Copy-edit and correct
13091 <stack_protect>: Likewise.
13092 <target_clones>: Likewise.
13094 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13095 Correct punctuation.
13096 (Code Gen Options) <-fno-plt>: Copy-edit.
13098 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13101 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13102 SI values. Explicitly convert SI to DI and vice-versa.
13104 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13106 PR tree-optimization/69070
13107 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13108 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13111 * ubsan.c (ubsan_instrument_float_cast): Call
13112 initialize_sanitizer_builtins.
13115 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13117 Copyright (C) 2016 Free Software Foundation, Inc.
13119 Copying and distribution of this file, with or without modification,
13120 are permitted in any medium without royalty provided the copyright
13121 notice and this notice are preserved.