1 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
4 Limit 1st alternative to noavx isa, split 2nd alternative into one
5 noavx and one avx alternative, use *x and Bm in the former and
8 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
9 of sse4 for the first alternative, drop %v from the template
10 and d operand modifier. Split second alternative into one sse4_noavx
11 and one avx alternative, use *x instead of *v in the former and v
12 instead of *v in the latter.
13 (*sse4_1_extractps): Use noavx isa instead of * for the first
14 alternative, drop %v from the template. Split second alternative into
15 one noavx and one avx alternative, use *x instead of *v in the
16 former and v instead of *v in the latter.
17 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
18 with noavx and the last one with avx.
19 (sse4_1_phminposuw): Guard first alternative with noavx isa,
20 split the second one into one noavx and one avx alternative,
21 use *x and Bm in the former and x and m in the latter one.
22 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
25 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
26 first two alternatives to noavx, use *x instead of *v in the second
27 one, add avx alternative without *.
28 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
29 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
30 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
32 2016-05-24 Jeff Law <law@redhat.com>
34 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
35 New function, extracted from...
36 (fsm_find_control_statement_thread_paths): Here. Use the new function.
37 Allow simple copies and constant initializations in the SSA chain.
39 2016-05-24 Marek Polacek <polacek@redhat.com>
42 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
45 2016-05-24 Jakub Jelinek <jakub@redhat.com>
48 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
49 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
50 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
51 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
52 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
54 2016-05-24 Richard Biener <rguenther@suse.de>
56 PR tree-optimization/71240
57 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
60 2016-05-24 Richard Biener <rguenther@suse.de>
62 PR tree-optimization/71230
63 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
65 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
67 * tree-vectorizer.h (vectorizable_comparison): Delete.
68 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
70 * tree-vect-stmts.c (vectorizable_call): Likewise.
71 (vectorizable_simd_clone_call): Likewise.
72 (vectorizable_conversion): Likewise.
73 (vectorizable_assignment): Likewise.
74 (vectorizable_shift): Likewise.
75 (vectorizable_operation): Likewise.
76 (vectorizable_load): Likewise.
77 (vectorizable_condition): Likewise.
78 (vectorizable_store): Likewise. Assert that we don't have
80 (vectorizable_comparison): Make static. Remove redundant
82 (vect_transform_stmt): Assert that we always have an slp_node
85 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
87 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
88 operands[2] against 1 with comparison against CONST1_RTX.
89 (<shift>di3_neon): Likewise.
90 * config/arm/predicates.md (const0_operand): Replace with comparison
93 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
95 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
96 operands[2] against 1 with comparison against CONST1_RTX.
99 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
104 (define_split above *compareqi_eq0): Likewise.
105 (define_split above "prologue"): Likewise.
106 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
107 * config/arm/predicates.md (shift_operator): Likewise.
108 (shift_nomul_operator): Likewise.
109 (sat_shift_operator): Likewise.
110 (thumb1_cmp_operand): Likewise.
111 (const_neon_scalar_shift_amount_operand): Replace manual range
113 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
114 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
116 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
118 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
119 with HOST_WIDE_INT_1.
121 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
122 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
123 (arm_canonicalize_comparison): Likewise.
124 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
126 (thumb1_size_rtx_costs): Likewise.
127 (vfp_const_double_index): Replace cast of 1 to unsigned
128 HOST_WIDE_INT with HOST_WIDE_INT_1U.
129 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
131 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
132 HOST_WIDE_INT with HOST_WIDE_INT_1U.
133 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
134 HOST_WIDE_INT with HOST_WIDE_INT_1.
136 2016-05-24 Marek Polacek <polacek@redhat.com>
138 * tree-cfg.h (should_remove_lhs_p): New predicate.
139 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
140 * gimplify.c (gimplify_modify_expr): Likewise.
141 * tree-cfg.c (verify_gimple_call): Likewise.
142 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
143 * gimple-fold.c: Include "tree-cfg.h".
144 (gimple_fold_call): Use should_remove_lhs_p.
146 2016-05-24 Richard Biener <rguenther@suse.de>
148 PR tree-optimization/71253
149 * cfganal.h (control_dependences): Make robust against edge
151 (control_dependences::control_dependences): Remove edge_list argument.
152 (control_dependences::get_edge): Remove.
153 (control_dependences::get_edge_src): Add.
154 (control_dependences::get_edge_dest): Likewise.
155 (control_dependences::m_el): Make a vector of edge src/dest index.
156 * cfganal.c (control_dependences::find_control_dependence): Adjust.
157 (control_dependences::control_dependences): Likewise.
158 (control_dependences::~control_dependence): Likewise.
159 (control_dependences::get_edge): Remove.
160 (control_dependences::get_edge_src): Add.
161 (control_dependences::get_edge_dest): Likewise.
162 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
164 (perform_tree_ssa_dce): Adjust.
165 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
167 (pass_loop_distribution::execute): Adjust. Do loop destroying
168 conditional on changed.
170 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
173 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
174 return. Reindent transformation comment and mention the ARM state
177 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
180 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
181 after build_and_add_sum creates new use stmt.
183 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
185 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
186 load_lanes/grouped_load classification comes first. Don't check
187 whether the vectorization factor is a multiple of the group size
190 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
192 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
193 GROUP_GAP for single-element interleaving.
194 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
197 2016-05-24 Richard Biener <rguenther@suse.de>
201 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
202 bases which are accessed with non-invariant indices.
203 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
204 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
206 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
209 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
210 (add_to_ops_vec): Add stmt_to_insert.
211 (add_repeat_to_ops_vec): Init stmt_to_insert.
212 (insert_stmt_before_use): New.
213 (transform_add_to_multiply): Remove mult_stmt insertion and add it
215 (get_ops): Init stmt_to_insert.
216 (maybe_optimize_range_tests): Likewise.
217 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
218 (rewrite_expr_tree_parallel): Likewise.
219 (reassociate_bb): Likewise.
221 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
224 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
225 ISA 3.0 xxperm fusion alternative.
226 (altivec_vperm_v8hiv16qi): Likewise.
227 (altivec_vperm_<mode>_uns_internal): Likewise.
228 (vperm_v8hiv4si): Likewise.
229 (vperm_v16qiv8hi): Likewise.
231 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
232 Kelvin Nilsen <kelvin@gcc.gnu.org>
234 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
235 vpermr/xxpermr on ISA 3.0.
236 (altivec_expand_vec_perm_le): Likewise.
237 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
238 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
241 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
243 * config/i386/i386.h (IS_STACK_MODE): Enable for
244 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
245 SSE_FLOAT_MODE_P macros.
246 * config/i386/i386.c (ix86_preferred_reload_class): Use
247 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
248 Cleanup regclass processing for CONST_DOUBLE_P.
249 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
250 (ix86_rtx_costs): Remove redundant TARGET_80387 check
251 with IS_STACK_MODE macro.
252 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
254 (*movdf_internal): Use IS_STACK_MODE macro.
255 (*movsf_internal): Ditto.
257 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
259 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
260 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
262 2016-05-23 Jeff Law <law@redhat.com>
264 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
266 (fsm_find_control_statement_thread_paths): Call it.
268 2016-05-23 Martin Jambor <mjambor@suse.cz>
271 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
272 from_global_constant if t is not NULL.
274 2016-05-23 Marek Polacek <polacek@redhat.com>
277 * common.opt (Wswitch-unreachable): New option.
278 * doc/invoke.texi: Document -Wswitch-unreachable.
279 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
282 2016-05-23 Bin Cheng <bin.cheng@arm.com>
284 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
285 TMR_INDEX is non-NULL.
287 2016-05-23 Richard Biener <rguenther@suse.de>
289 PR tree-optimization/71230
290 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
291 (try_special_add_to_ops): ... here. Always test for single-use.
293 2016-05-23 Martin Jambor <mjambor@suse.cz>
295 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
296 default block if a PHI node in the original one would be resized.
298 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
300 PR tree-optimization/58135
301 * tree-vect-slp.c: When group size is not multiple
302 of vector size, allow splitting of store group at
305 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
307 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
309 2016-05-22 Jakub Jelinek <jakub@redhat.com>
311 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
312 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
313 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
316 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
317 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
318 v constraint instead of x and vinserti32x4 insn.
320 * config/i386/sse.md (i128vldq): New mode iterator.
321 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
322 avx512dq and avx512vl alternatives.
324 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
325 constraint, use maybe_evex prefix instead of vex.
326 (vec_dupv4sf): Use v constraint instead of x for output
327 operand except for noavx alternative, use Yv constraint
328 instead of x for input. Use maybe_evex prefix instead of vex.
329 (*vec_dupv4si): Likewise.
330 (*vec_dupv2di): Likewise.
332 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
335 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
336 (linearize_expr_tree): Call try_special_add_to_ops.
337 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
339 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
341 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
342 to computed stack_usage.
344 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
347 * config/avr/avr.md (define_expand "mov<mode>"): If the source
348 operand is subreg (symbol_ref) then move the symbol ref to register.
350 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
352 * tree.c (array_at_struct_end_p): Look through MEM_REF.
354 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
357 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
360 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
362 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
363 ranges by calling get_single_symbol and tidy up. Look more closely
364 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
366 2016-05-20 Jeff Law <law@redhat.com>
368 * bitmap.c (bitmap_find_bit): Remove useless test.
370 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
372 * function.c (thread_prologue_and_epilogue_insns): Commit the
373 insertion of the epilogue.
375 2016-05-20 Martin Jambor <mjambor@suse.cz>
377 PR tree-optimization/70884
378 * tree-sra.c (initialize_constant_pool_replacements): Do not check
379 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
380 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
381 of constant pool data as a reason for scalarization.
383 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
385 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
387 (thumb1_expand_prologue): Likewise.
389 2016-05-20 Nathan Sidwell <nathan@acm.org>
391 * config/nvptx/nptx.c (nvptx_option_override): Only set
392 flag_toplevel_reorder, if not explicitly specified. Set
393 flag_no_common, unless explicitly specified.
395 2016-05-20 David Malcolm <dmalcolm@redhat.com>
397 * calls.c (can_implement_as_sibling_call_p): Mark param
398 reg_parm_stack_space with ATTRIBUTE_UNUSED.
400 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
402 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
403 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
404 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
406 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
407 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
410 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
412 * config/nvptx/nvptx.md (sincossf3): New pattern.
414 2016-05-20 David Malcolm <dmalcolm@redhat.com>
416 * calls.c (maybe_complain_about_tail_call): New function.
417 (initialize_argument_information): Call
418 maybe_complain_about_tail_call when clearing *may_tailcall.
419 (can_implement_as_sibling_call_p): Call
420 maybe_complain_about_tail_call when returning false.
421 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
422 ensure try_tail_call is set. Call maybe_complain_about_tail_call
423 if tail-call optimization fails.
424 * cfgexpand.c (expand_call_stmt): Initialize
425 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
426 * gimple-pretty-print.c (dump_gimple_call): Dump
427 gimple_call_must_tail_p.
428 * gimple.c (gimple_build_call_from_tree): Call
429 gimple_call_set_must_tail with the value of
430 CALL_EXPR_MUST_TAIL_CALL.
431 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
432 (gimple_call_set_must_tail): New function.
433 (gimple_call_must_tail_p): New function.
434 * print-tree.c (print_node): Update printing of TREE_STATIC
435 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
436 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
437 trailing comment listing applicable flags.
438 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
440 2016-05-20 David Malcolm <dmalcolm@redhat.com>
442 * calls.c (expand_call): Move "Rest of purposes for tail call
443 optimizations to fail" to...
444 (can_implement_as_sibling_call_p): ...this new function, and
445 split into multiple "if" statements.
447 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
449 * cfgloop.h (expected_loop_iterations_unbounded,
450 expected_loop_iterations): Unconstify.
451 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
452 profile with known upper bound; return 3 when profile is absent.
453 (expected_loop_iterations): Update.
455 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
457 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
458 and get_max_loop_iterations_int.
460 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
462 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
463 realistic upper bounds here.
465 2016-05-20 Jakub Jelinek <jakub@redhat.com>
468 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
469 calls if the LHS is variable length or has addressable type.
470 If targets[0]->decl is a noreturn call with void return type and
471 zero arguments, adjust fntype and remove lhs in that case.
473 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
475 PR tree-optimization/71079
476 PR tree-optimization/71206
477 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
479 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
481 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
482 (get_vec_alignment_for_array_decl): Likewise.
483 (get_vec_alignment_for_record_decl): Likewise.
484 (increase_alignment::execute): Move code to find alignment to
485 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
486 (type_align_map): New hash_map.
488 2016-05-20 Richard Guenther <rguenther@suse.de>
490 PR tree-optimization/29756
491 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
492 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
493 * fold-const.c (operand_equal_p): Likewise.
494 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
495 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
496 * tree-inline.c (estimate_operator_cost): Likewise.
497 * tree-pretty-print.c (dump_generic_node): Likewise.
498 * tree-ssa-operands.c (get_expr_operands): Likewise.
499 * cfgexpand.c (expand_debug_expr): Likewise.
500 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
501 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
502 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
503 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
504 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
505 (execute_update_addresses_taken): Do it.
507 2016-05-20 Richard Biener <rguenther@suse.de>
509 PR tree-optimization/71185
510 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
513 2016-05-20 Richard Biener <rguenther@suse.de>
515 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
516 gimple_seq_add_seq_without_update.
517 (release_bb_predicate): Assert we have no operands to free.
518 (if_convertible_loop_p_1): Calculate post dominators later.
519 Do not free BB predicates here.
520 (combine_blocks): Do not recompute BB predicates.
521 (version_loop_for_if_conversion): Save BB predicates around
524 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
526 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
527 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
528 code. Ignore sibcalls on EDGE_IGNORE edges.
529 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
530 on edges for sibcalls that run without prologue. The rest of the
531 function is combined from...
532 (fix_fake_fallthrough_edge): ... this, and ...
533 (try_shrink_wrapping): ... a part of this. Remove the bb_with
534 function argument, make it a local variable.
536 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
538 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
539 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
540 for 32-bit mode and SEH for 64-bit.
541 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
542 TARGET_64BIT_DEFAULT.
544 2016-05-19 Ryan Burn <contact@rnburn.com>
546 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
547 * gengtype.c (open_base_files): Add cilk.h to ifiles.
549 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
551 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
552 force pending loads from memory.
554 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
556 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
557 (UNSPEC_DARN_32): New unspec constant.
558 (UNSPEC_DARN_RAW): New unspec constant.
559 (darn_32): New instruction.
560 (darn_raw): New instruction.
561 (darn): New instruction.
562 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
563 support and documentation for this macro.
564 (BU_P9_MISC_1): New macro definition.
565 (BU_P9_64BIT_MISC_0): New macro definition.
566 (BU_P9_MISC_0): New macro definition.
567 (darn_32): New builtin definition.
568 (darn_raw): New builtin definition.
569 (darn): New builtin definition.
570 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
571 RS6000_BUILTIN_0 directives to surround each occurrence of
572 #include "rs6000-builtin.def".
573 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
574 RS6000_BTM_64BIT flags to the returned mask, depending on
576 (def_builtin): Correct an error in the assignments made to the
577 debugging variable attr_string.
578 (rs6000_expand_builtin): Add support for no-operand built-in
580 (builtin_function_type): Remove fatal_error assertion that is no
582 (rs6000_common_init_builtins): Add support for no-operand built-in
584 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
586 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
588 (RS6000_BTM_64BIT): New macro definition.
589 * doc/extend.texi: Document __builtin_darn (void),
590 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
593 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
595 * tree-vect-loop.c (vect_analyze_loop_2): Use also
596 max_loop_iterations_int.
598 2016-05-19 Marek Polacek <polacek@redhat.com>
600 PR tree-optimization/71031
601 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
602 condition and adjust the code a bit.
604 2016-05-19 Martin Liska <mliska@suse.cz>
606 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
607 auto_vec instead of vec.
609 2016-05-19 Martin Liska <mliska@suse.cz>
611 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
613 2016-05-19 Martin Liska <mliska@suse.cz>
615 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
617 2016-05-19 Martin Liska <mliska@suse.cz>
619 * ipa-pure-const.c (set_function_state): Remove an existing
621 (remove_node_data): Do not free it as it's released
622 in set_function_state.
624 2016-05-19 Martin Liska <mliska@suse.cz>
626 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
629 2016-05-19 Martin Liska <mliska@suse.cz>
631 * omp-simd-clone.c (simd_clone_adjust): Release vector.
633 2016-05-19 Martin Liska <mliska@suse.cz>
635 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
636 an auto_vec instead of re-creating it.
638 2016-05-19 Martin Liska <mliska@suse.cz>
640 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
641 auto_vec instead of vec.
643 2016-05-19 Martin Liska <mliska@suse.cz>
645 * lto-section-in.c (lto_get_section_data): Call
646 lto_check_version with additional argument.
647 * lto-streamer.c (lto_check_version): Add new argument.
648 * lto-streamer.h (lto_check_version): Likewise.
650 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
652 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
653 Don't add cost of inner memory when handling sign-extended loads.
655 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
657 PR rtl-optimization/71148
658 * cse.c (cse_main): Free dominance info.
659 (rest_of_handle_cse): Don't free dominance info.
660 (rest_of_handle_cse2): Likewise.
661 (rest_of_handle_cse_after_global_opts): Likewise.
663 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
666 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
667 NULL_TREE early if NEON is not available. Remove now redundant check
668 in ARM_CHECK_BUILTIN_MODE.
670 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
673 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
674 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
675 * doc/cpp.texi: Document new macros.
677 2016-05-19 Bin Cheng <bin.cheng@arm.com>
679 PR tree-optimization/69848
680 * tree-vect-loop.c (vectorizable_reduction): Don't factor
681 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
683 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
685 * function.c (thread_prologue_and_epilogue_insn): Move the
686 "goto epilogue_done" one block later.
688 2016-05-19 Richard Biener <rguenther@suse.de>
690 PR tree-optimization/70729
691 * passes.def: Move LIM pass before PRE. Remove no longer
692 required copyprop and move first DCE out of the loop pipeline.
694 2016-05-18 David Malcolm <dmalcolm@redhat.com>
697 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
698 (OBJS-libcommon-target): ...here.
699 * opts-common.c: Include spellcheck.h.
700 (cmdline_handle_error): Build a vec of valid options and use it
701 to suggest provide hints for misspelled arguments.
703 2016-05-18 Jakub Jelinek <jakub@redhat.com>
706 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
707 lhs if it has TREE_ADDRESSABLE type.
709 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
712 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
713 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
715 2016-05-18 Martin Jambor <mjambor@suse.cz>
718 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
719 input for NOP_EXPR pass-through functions.
720 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
721 aggregate global constant VAR_DECLs in constant jump functions.
723 2016-05-18 Martin Jambor <mjambor@suse.cz>
726 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
727 from TREE_READONLY parameters.
729 2016-05-18 Martin Jambor <mjambor@suse.cz>
732 * cgraph.h (cgraph_indirect_call_info): New field
733 guaranteed_unmodified.
734 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
735 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
737 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
738 pass the parameter value to ipa_find_agg_cst_for_param.
739 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
740 guaranteed_unmodified, store AA results there instead of bailing out
742 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
743 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
744 (find_constructor_constant_at_offset): New function.
745 (ipa_find_agg_cst_from_init): Likewise.
746 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
747 static initializers of contants, report back through a new paameter
748 from_global_constant if that was the case.
749 (try_make_edge_direct_simple_call): Also pass parameter value to
750 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
752 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
753 (ipa_read_indirect_edge_info): Likewise.
754 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
755 (ipa_load_from_parm_agg): Likewise.
757 2016-05-18 Jiong Wang <jiong.wang@arm.com>
759 PR rtl-optimization/71150
760 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
763 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
766 * config/rs6000/constraints.md (wE constraint): New constraint
767 for a vector constant that can be loaded with XXSPLTIB.
768 (wM constraint): New constraint for a vector constant of a 1's.
769 (wS constraint): New constraint for a vector constant that can be
770 loaded with XXSPLTIB and a vector sign extend instruction.
771 * config/rs6000/predicates.md (xxspltib_constant_split): New
772 predicates for wE/wS constraints.
773 (xxspltib_constant_nosplit): Likewise.
774 (easy_vector_constant): Add support for constants that can be
776 (all_ones_constant): New predicate for vector constant with all
778 (splat_input_operand): Add support for ISA 3.0 word splat operations.
779 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
780 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
781 instruction and possibly with a sign extension.
782 (output_vec_const_move): Add support for XXSPLTIB. If we are
783 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
784 instead of XXLXOR/XXLORC.
785 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
787 (rs6000_legitimize_reload_address): Likewise.
788 (rs6000_output_move_128bit): Use output_vec_const_move to emit
790 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
791 combine VSX_M and VSX_M2 into one iterator.
793 (VSINT_84): New iterators for loading constants with XXSPLTIB.
794 (VSINT_842): Likewise.
795 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
796 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
797 XXSPLTIB instruction.
798 (xxspltib_<mode>_nosplit): Likewise.
799 (xxspltib_<mode>_split): New insn to load up constants with
800 XXSPLTIB and a sign extend instruction.
801 (vsx_mov<mode>): Replace single move that handled all vector types
802 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
803 moves (when -mvsx-timode is in effect) into the main vector
804 moves. Eliminate separate moves for <VSr> <VSa>, where the
805 preferred register class (<VSr>) is listed first, and the
806 secondary register class (<VSa>) is listed second with a '?' to
807 discourage use. Prefer loading 0/-1 in any VSX register for ISA
808 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
809 that if the register was involved in a slow operation, the
810 clear/set operation does not wait for the slow operation to
811 finish. Adjust the length attributes for 32-bit mode. Use
812 rs6000_output_move_128bit and drop the use of the string
813 instructions for 32-bit movti when -mvsx-timode is in effect. Use
814 spacing so that the alternatives and attributes don't generate
815 long lines, and put things in columns, so that it is easier to
816 match up the operands and attributes with the insn alternatives.
817 (vsx_mov<mode>_64bit): Likewise.
818 (vsx_mov<mode>_32bit): Likewise.
819 (vsx_movti_64bit): Fold movti into normal vector moves.
820 (vsx_movti_32bit): Likewise.
821 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
823 (vsx_splat_v4si_internal): Likewise.
824 (vsx_splat_v4sf_internal): Likewise.
825 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
826 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
827 extend vector elements.
828 (vsx_sign_extend_hi_<mode>): Likewise.
829 (vsx_sign_extend_si_v2di): Likewise.
830 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
832 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
833 constraints. Add trailing period to wL documentation.
835 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
838 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
839 * tree-dfa.c (replace_abnormal_ssa_names): New function.
840 * tree-call-cdce.c: Include tree-dfa.h.
841 (can_guard_call_p): New function, extracted from...
842 (can_use_internal_fn): ...here.
843 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
845 (shrink_wrap_one_built_in_call): Likewise.
846 (use_internal_fn): Likewise.
847 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
848 and return void. Call replace_abnormal_ssa_names.
849 (pass_call_cdce::execute): Check can_guard_call_p during the
850 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
851 will always change something.
853 2016-05-18 Martin Jambor <mjambor@suse.cz>
856 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
857 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
859 2016-05-18 Martin Jambor <mjambor@suse.cz>
862 * ipa-inline.h (condition): New field size.
863 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
864 for comaprison and store it into the new condition.
865 (evaluate_conditions_for_known_args): Use condition size to check
866 access sizes for all but CHANGED conditions.
867 (unmodified_parm_1): New parameter size_p, store access size into it.
868 (unmodified_parm): Likewise.
869 (unmodified_parm_or_parm_agg_item): Likewise.
870 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
871 (set_cond_stmt_execution_predicate): Extract access sizes and store
873 (set_switch_stmt_execution_predicate): Likewise.
874 (will_be_nonconstant_expr_predicate): Likewise.
875 (will_be_nonconstant_predicate): Likewise.
876 (inline_read_section): Stream condition size.
877 (inline_write_summary): Likewise.
879 2016-05-18 Richard Biener <rguenther@suse.de>
881 * tree-ssa-loop-im.c (determine_max_movement): Properly add
882 condition cost to PHI cost instead of total_cost.
884 2016-05-18 Martin Liska <mliska@suse.cz>
887 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
890 2016-05-18 Richard Biener <rguenther@suse.de>
892 * lto-streamer.h (LTO_major_version): Bump to 6.
894 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
896 * function.c (make_split_prologue_seq, make_prologue_seq,
897 make_epilogue_seq): New functions, factored out from...
898 (thread_prologue_and_epilogue_insns): Here.
900 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
902 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
903 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
904 of before. Add a comment.
906 2016-05-18 Bin Cheng <bin.cheng@arm.com>
908 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
909 expression pointer, not pointer to the pointer.
911 2016-05-18 Jakub Jelinek <jakub@redhat.com>
913 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
914 (avx2_pbroadcast<mode>): Add another alternative with v instead
915 of x constraints in it, using <pbroadcast_evex_isa> isa.
916 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
918 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
919 constraint x instead of v in second alternative, add avx512bw
922 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
923 constraint x instead of v in second alternative, add avx512bw
926 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
927 constraint x instead of v in second alternative, add avx512bw
930 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
931 avx512bw alternative.
933 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
935 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
937 (define_insn "*andnottf3"): Ditto.
938 (define_insn "*<code><mode>3"/any_logic): Ditto.
939 (define_insn "*<code>tf3"/any_logic): Ditto.
940 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
941 operand to block AVX-512VL insn variant emit when it is not enabled.
943 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
945 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
946 constraint fot SF mode.
948 2016-05-18 Petr Murzin <petr.murzin@intel.com>
949 Kirill Yukhin <kirill.yukhin@intel.com>
951 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
953 (define_insn "rsqrt14<mode>"): Ditto.
954 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
955 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
956 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
957 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
958 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
960 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
961 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
962 * config/i386/i386.c (ix86_print_operand): Expand check for size
963 override codes for Intel syntax.
965 2016-05-18 Richard Biener <rguenther@suse.de>
967 PR tree-optimization/71168
968 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
969 initialization earlier.
971 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
973 * config/aarch64/aarch64-simd.md
974 (aarch64_reduc_plus_internal<mode>): Rename to...
975 (reduc_plus_scal): ...This, and remove previous implementation.
977 2016-05-18 Richard Biener <rguenther@suse.de>
979 * passes.def: Put late dse and cd_dce in canonical order.
981 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
983 * ipa-inline-transform.c (preserve_function_body_p): Look for
984 first non-thunk clone.
985 (save_function_body): Save into first non-thunk.
986 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
988 (lto_output_node): Inline thunks don't need body in every
990 * lto-streamer-in.c: Do not fixup thunk clones.
991 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
993 * tree-inline.c (copy_bb): Be prepared for target node to be new after
996 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
999 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1000 (reassociate_bb): Call transform_add_to_multiply.
1002 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1004 * config/aarch64/aarch64.c (all_extensions): Removed unused
1007 2016-05-17 Nathan Sidwell <nathan@acm.org>
1009 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1010 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1012 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1014 PR tree-optimization/54579
1016 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1018 2016-05-17 Marek Polacek <polacek@redhat.com>
1021 * tree-inline.c (expand_call_inline): Call
1022 maybe_remove_unused_call_args.
1024 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1026 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1027 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1028 * doc/md.texi (fmin@var{m}3): Likewise.
1030 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1032 * match.pd (X & C): New transformation.
1034 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1036 * match.pd (~X & Y): New transformation.
1038 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1040 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1041 information for new SSA_NAME.
1042 (simplify_conversion_using_ranges): Get range through get_range_info
1043 instead of get_value_range.
1045 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1047 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1048 Remove inline assembly.
1049 (vmvn_s16): Likewise.
1050 (vmvn_s32): Likewise.
1051 (vmvn_u8): Likewise.
1052 (vmvn_u16): Likewise.
1053 (vmvn_u32): Likewise.
1054 (vmvnq_s8): Likewise.
1055 (vmvnq_s16): Likewise.
1056 (vmvnq_s32): Likewise.
1057 (vmvnq_u8): Likewise.
1058 (vmvnq_u16): Likewise.
1059 (vmvnq_u32): Likewise.
1060 (vmvn_p8): Likewise.
1061 (vmvnq_p16): Likewise.
1063 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1065 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1067 (vmul_n_s16): Likewise.
1068 (vmul_n_s32): Likewise.
1069 (vmul_n_u16): Likewise.
1070 (vmul_n_u32): Likewise.
1071 (vmulq_n_f32): Likewise.
1072 (vmulq_n_f64): Likewise.
1073 (vmulq_n_s16): Likewise.
1074 (vmulq_n_s32): Likewise.
1075 (vmulq_n_u16): Likewise.
1076 (vmulq_n_u32): Likewise.
1078 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1080 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1081 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1083 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1085 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1086 to *aarch64_fma4_elt_from_dup<mode>.
1087 (*aarch64_fnma4_elt_to_128df): Rename to
1088 *aarch64_fnma4_elt_from_dup<mode>.
1089 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1090 (vfms_n_f32): Likewise.
1091 (vfms_n_f64): Likewise.
1092 (vfmsq_n_f32): Likewise.
1093 (vfmsq_n_f64): Likewise.
1095 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1097 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1099 2016-05-17 Richard Biener <rguenther@suse.de>
1101 PR tree-optimization/71132
1102 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1103 Only add control dependences for blocks in the loop.
1104 (build_rdg): Adjust.
1105 (generate_code_for_partition): Return whether loop should
1106 be destroyed and delay that.
1107 (distribute_loop): Likewise.
1108 (pass_loop_distribution::execute): Record loops to be destroyed
1109 and perform delayed destroying of loops.
1111 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1114 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1116 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1118 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1120 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1123 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1124 insertion point for instructions generated by validize_mem.
1126 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1128 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1131 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1133 * config/aarch64/aarch64.c
1134 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1135 rather than a macro.
1137 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1139 * doc/invoke.texi (AArch64 Options): Various updates.
1141 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1143 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1144 into instrumentation thunks.
1145 * cif-code.def (CIF_CHKP): New.
1147 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1149 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1151 2016-05-16 Martin Jambor <mjambor@suse.cz>
1153 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1154 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1156 2016-05-16 Marek Polacek <polacek@redhat.com>
1158 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1161 2016-05-16 Martin Jambor <mjambor@suse.cz>
1164 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1165 the outlined kernel function.
1167 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1169 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1170 (ISA_HAS_DLSA): Ditto.
1172 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1174 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1176 2016-05-16 Nathan Sidwell <nathan@acm.org>
1178 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1179 (nvptx_name_replacement): Restore. Add comment.
1180 (write_fn_proto, write_fn_proto_from_insn,
1181 nvptx_output_call_insn): Restore
1182 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1184 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1186 * config/aarch64/aarch64.md
1187 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1188 (add<mode>3_compareC_imm): Likewise.
1189 (<optab>si3_uxtw): Split into register and immediate variants.
1190 (andsi3_compare0_uxtw): Likewise.
1191 (and<mode>3_compare0): Likewise.
1192 (and<mode>3nr_compare0): Likewise.
1193 (stack_protect_test_<mode>): Don't use %x for memory operands.
1195 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1197 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1199 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1201 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1202 Split integer shifts into shift_reg and bfm.
1203 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1204 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1205 (ror<mode>3_insn): Likewise.
1206 (<optab>si3_insn_uxtw): Likewise.
1207 (<optab><mode>3_insn): Change to rotate_imm.
1208 (extr<mode>5_insn_alt): Likewise.
1209 (extrsi5_insn_uxtw): Likewise.
1210 (extrsi5_insn_uxtw_alt): Likewise.
1212 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1214 * doc/tm.texi: Regenerate.
1215 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1216 (TARGET_INVALID_RETURN_TYPE): Remove.
1217 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1218 TARGET_INVALID_RETURN_TYPE.
1219 * target.def (invalid_parameter_type): Remove.
1220 (invalid_return_type): Remove.
1222 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1224 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1225 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1227 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1229 (preserve_function_body_p): No need to preserve function body
1230 * cif-codes.def (CIF_THUNK): Remove.
1231 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1233 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1235 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1237 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1239 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1242 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1244 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1245 (inline_small_functions): Do not look for function symbol when
1248 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1250 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1253 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1254 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1255 Jiong Wang <jiong.wang@arm.com>
1257 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1258 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1259 Define __ARM_FP16_ARGS when appropriate.
1260 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1262 (arm_invalid_return_type): Likewise.
1263 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1264 (TARGET_INVALID_RETURN_TYPE): Remove.
1265 (aapcs_vfp_sub_candidate): Allow HFmode.
1266 (aapcs_vfp_allocate): Add comment. Support HFmode.
1267 (aapcs_vfp_allocate_return_reg): Likewise.
1268 (struct aapcs_cp_arg_layout): Slightly reword comments for
1269 is_return_candidate and allocate_return_reg.
1270 (output_mov_vfp): Update assert.
1271 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1273 (arm_invalid_parameter_type): Remove.
1274 (amr_invalid_return_type): Remove.
1275 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1276 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1277 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1279 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1281 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1282 * config/aarch64/arch64-protos.h
1283 (aarch64_legitimize_reload_address): Remove.
1284 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1287 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1289 * configure.ac: Add ACX_NONCANONICAL_HOST.
1290 * configure: Regenerate.
1291 * Makefile.in: Set host_noncanonical.
1293 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
1296 * config/i386/i386.md (*movtf_internal): Before register allocation,
1297 do not allow FP constants for CM_MEDIUM memory model, allow only
1298 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
1299 (*movxf_internal): Ditto.
1300 (*movdf_internal): Ditto.
1301 (*movsf_internal): Ditto.
1303 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
1305 PR rtl-optimization/67483
1306 * combine.c (make_compound_operation): Don't call extract_left_shift
1307 with negative shift amounts.
1309 2016-05-13 Jakub Jelinek <jakub@redhat.com>
1312 * fold-const.c (fold_checksum_tree): Allow modification
1313 of TYPE_ALIAS_SET during folding.
1315 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
1316 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
1317 (ix86_split_to_parts): Likewise. Fix up formatting.
1319 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
1321 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
1322 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
1325 2016-05-13 Nathan Sidwell <nathan@acm.org>
1327 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
1328 (nvptx_name_replacement): Delete.
1329 (write_fn_proto, write_fn_proto_from_insn,
1330 nvptx_output_call_insn): Remove nvptx_name_replacement call.
1331 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
1332 * langhooks.c (add_builtin_funcction_common): Call
1333 targetm.mangle_decl_assembler_name.
1335 * config/nvptx/nvptx.c (write_fn_proto): Handle
1336 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
1338 2016-05-13 Martin Liska <mliska@suse.cz>
1340 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
1341 and PRIu64 in printf format.
1343 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1345 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
1348 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1350 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1351 Change --param max-completely-peeled-times to
1352 --param max-completely-peel-times in dump file printing.
1354 2016-05-13 Richard Biener <rguenther@suse.de>
1356 PR tree-optimization/42587
1357 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
1358 (find_bswap_or_nop_1): Likewise.
1359 (bswap_replace): Likewise.
1361 2016-05-13 Martin Liska <mliska@suse.cz>
1363 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1364 Initialize a variable with default value.
1366 2016-05-13 Martin Liska <mliska@suse.cz>
1368 * doc/invoke.texi: Enhance explanation of error recovery
1371 2016-05-13 Martin Liska <mliska@suse.cz>
1373 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
1374 (struct cost_pair): Change inv_expr_id (int) to inv_expr
1375 (iv_inv_expr_ent *).
1376 (struct iv_inv_expr_ent): Comment struct fields.
1377 (sort_iv_inv_expr_ent): New function.
1378 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
1379 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
1380 a hash_map between iv_inv_expr_ent and number of usages.
1381 (niter_for_exit): Fix coding style.
1382 (tree_ssa_iv_optimize_init): Use renamed variable.
1383 (determine_base_object): Fix coding style.
1384 (alloc_iv): Likewise.
1385 (find_interesting_uses_outside): Likewise.
1386 (add_candidate_1): Likewise.
1387 (add_standard_iv_candidates): Likewise.
1388 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1389 (prepare_decl_rtl): Fix coding style.
1390 (get_address_cost): Likewise.
1391 (get_shiftadd_cost): Likewise.
1392 (force_expr_to_var_cost): Likewise.
1393 (compare_aff_trees): Likewise.
1394 (get_expr_id): Restructure the function.
1395 (get_loop_invariant_expr_id): Renamed to
1396 get_loop_invariant_expr.
1397 (get_computation_cost_at): Replace usage of inv_expr_id with
1399 (get_computation_cost): Likewise.
1400 (determine_group_iv_cost_generic): Likewise.
1401 (determine_group_iv_cost_address): Likewise.
1402 (iv_period): Fix coding style.
1403 (iv_elimination_compare_lt): Likewise.
1404 (may_eliminate_iv): Likewise.
1405 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
1407 (determine_group_iv_costs): Dump invariant expressions.
1408 (iv_ca_recount_cost): Use the newly added hash_map.
1409 (iv_ca_set_remove_invariants): Fix coding style.
1410 (iv_ca_set_add_invariants): Fix coding style.
1411 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
1413 (iv_ca_set_cp): Likewise.
1414 (iv_ca_new): Initialize the newly added hash_map and remove
1415 initialization of fields.
1416 (iv_ca_free): Delete the hash_map.
1417 (iv_ca_dump): Dump invariant expressions.
1418 (iv_ca_extend): Fix coding style.
1419 (try_add_cand_for): Likewise.
1420 (create_new_ivs): Dump information about # of avg iterations and
1421 # of used invariant expressions.
1422 (rewrite_use_compare): Fix coding style.
1423 (free_loop_data): Set default value for max_inv_expr_id.
1425 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
1427 * cse.c (rest_of_handle_cse): Use cleanup_cfg
1428 returned value cse_cfg_altered computation.
1429 (rest_of_handle_cse2): Likewise.
1430 (rest_of_handle_cse_after_global_opts): Likewise.
1432 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1435 * config/arm/arm.c (arm32_output_mi_thunk): New.
1436 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
1437 to split Thumb1 vs TARGET_32BIT functionality.
1438 (arm_thumb1_mi_thunk): New.
1440 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1442 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
1445 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1448 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
1450 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
1452 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
1453 (expand_builtin_trap): Emit a regular call.
1454 (set_builtin_user_assembler_name): Remove obsolete cases.
1455 * dse.c (scan_insn): Adjust.
1456 * except.c: Include calls.h.
1457 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
1458 emit a regular call to setjmp.
1459 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
1460 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
1461 (emit_block_move_via_libcall): Delete.
1462 (block_move_fn): Delete.
1463 (init_block_move_fn): Likewise.
1464 (emit_block_move_libcall_fn): Likewise.
1465 (emit_block_op_via_libcall): New function.
1466 (set_storage_via_libcall): Tidy up and use memset builtin.
1467 (block_clear_fn): Delete.
1468 (init_block_clear_fn): Likewise.
1469 (clear_storage_libcall_fn): Likewise.
1470 (expand_assignment): Call emit_block_move_via_libcall.
1471 Do not include gt-expr.h.
1472 * expr.h (emit_block_op_via_libcall): Declare.
1473 (emit_block_copy_via_libcall): New inline function.
1474 (emit_block_move_via_libcall): Likewise.
1475 (emit_block_comp_via_libcall): Likewise.
1476 (block_clear_fn): Delete.
1477 (init_block_move_fn): Likewise.
1478 (init_block_clear_fn): Likewise.
1479 (emit_block_move_via_libcall): Likewise.
1480 (set_storage_via_libcall): Add default parameter value.
1481 * libfuncs.h (enum libfunc_index): Remove obsolete values.
1482 (abort_libfunc): Delete.
1483 (memcpy_libfunc): Likewise.
1484 (memmove_libfunc): Likewise.
1485 (memcmp_libfunc): Likewise.
1486 (memset_libfunc): Likewise.
1487 (setbits_libfunc): Likewise.
1488 (setjmp_libfunc): Likewise.
1489 (longjmp_libfunc): Likewise.
1490 (profile_function_entry_libfunc): Likewise.
1491 (profile_function_exit_libfunc): Likewise.
1492 (gcov_flush_libfunc): Likewise.
1493 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
1494 and DECL_VISIBILITY on the declaration.
1495 (init_optabs): Do not initialize obsolete libfuncs.
1496 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
1497 * tree-core.h (ECF_RET1): Define.
1498 (ECF_TM_PURE): Adjust.
1499 (ECF_TM_BUILTIN): Likewise.
1500 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
1501 (build_common_builtin_nodes): Initialize abort builtin.
1502 Add ECF_RET1 on memcpy, memmove and memset builtins.
1503 Pass final flags for alloca and alloca_with_align builtins.
1504 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
1506 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
1507 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
1508 set_storage_via_libcall and call emit_block_copy_via_libcall.
1510 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
1512 * config/i386/i386.md (*call_got_x32): Change operand 0 to
1513 DImode before it is passed to ix86_output_call_operand.
1514 (*call_value_got_x32): Ditto for operand 1.
1516 2016-05-12 Jiong Wang <jiong.wang@arm.com>
1518 PR rtl-optimization/70904
1519 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
1520 reload for wide mode.
1522 2016-05-12 Marek Polacek <polacek@redhat.com>
1525 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
1526 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
1527 * langhooks.h (incomplete_type_error): Likewise.
1528 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
1529 parameter, pass it down to incomplete_type_error.
1530 * tree.h (size_in_bytes): New inline overload.
1531 (size_in_bytes_loc): Renamed from size_in_bytes.
1533 2016-05-12 Richard Biener <rguenther@suse.de>
1535 PR tree-optimization/71059
1536 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
1537 nary before looking up or entering the expression into the VN
1539 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
1540 Make sure to re-use NARYs without result as inserted by
1543 2016-05-12 Richard Biener <rguenther@suse.de>
1545 PR tree-optimization/71062
1546 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1548 * tree-ssa-structalias.c (set_uids_in_ptset): Set
1549 vars_contains_restrict if the var is a restrict tag.
1550 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
1551 do not disambiguate pointers against it.
1552 (dump_points_to_solution): Re-structure and adjust for new
1553 vars_contains_restrict flag.
1554 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
1556 2016-05-12 Martin Liska <mliska@suse.cz>
1558 * doc/invoke.texi: Explain connection between
1559 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
1561 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
1563 PR tree-optimization/71006
1564 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
1565 consider COND_EXPR as a mask producer.
1567 2016-05-12 Marek Polacek <polacek@redhat.com>
1570 * opts.c (common_handle_option): Detect missing argument for --help^.
1572 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1575 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
1576 when popping the PC and within an interrupt handler routine.
1577 Add missing tab to output of "ldmfd".
1578 (output_return_instruction): Output LDMFD with SP update rather
1579 than POP when returning from interrupt handler.
1581 2016-05-12 Jakub Jelinek <jakub@redhat.com>
1583 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
1584 TARGET_64BIT && TARGET_AVX512DQ.
1585 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
1586 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
1587 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
1588 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
1589 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
1590 (*vec_extractv4si_zext): Add avx512dq alternative.
1591 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
1592 use v instead of x constraint in other alternatives where possible.
1594 * config/i386/sse.md (sse2_loadld): Use v instead of x
1595 constraint in alternatives 0,1,4.
1597 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
1598 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
1599 v constraints instead of x and <pinsr_evex_isa> isa attribute.
1602 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
1603 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
1604 is not emitted unless TARGET_AVX512BW.
1605 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
1606 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
1607 for the result operand.
1609 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
1610 constraint instead of x in avx alternatives. Use maybe_evex instead
1613 * config/i386/constraints.md (Yv): New constraint.
1614 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
1615 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
1616 * config/i386/i386.md (avx512fvecmode): New mode attr.
1617 (*pushtf): Use v constraint instead of x.
1618 (*movtf_internal): Likewise. For TARGET_AVX512VL and
1619 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
1620 (*absneg<mode>2): Use Yv constraint instead of x constraint.
1621 (*absnegtf2_sse): Likewise.
1622 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
1623 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
1624 avx512f alternatives.
1625 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
1627 2016-05-12 Richard Biener <rguenther@suse.de>
1629 PR tree-optimization/71060
1630 * tree-data-ref.c (initialize_data_dependence_relation): Do not
1631 require exact match of DR_BASE_OBJECT but only matching address and
1634 2016-05-12 Richard Biener <rguenther@suse.de>
1636 PR tree-optimization/70986
1637 * cfganal.c: Include cfgloop.h.
1638 (dfs_find_deadend): Prefer to take edges exiting loops.
1640 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1642 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
1643 compile and run time.
1645 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
1648 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
1650 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
1652 * config/i386/i386.c (legitimize_pic_address): Use
1653 copy_to_suggested_reg instead of gen_movsi.
1655 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1657 * config/rs6000/predicates.md (quad_memory_operand): Move most of
1658 the code into quad_address_p and call it to share code with
1659 vsx_quad_dform_memory_operand.
1660 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
1662 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
1663 bit instead of being a separate word. Split -mpower9-dform into
1664 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1665 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
1666 for the register class supporting 128-bit quad word memory offsets.
1667 (mode_supports_vsx_dform_quad): Helper function to return if the
1668 register class uses quad word memory offsets.
1669 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
1670 (rs6000_debug_reg_global): Always print if we are using LRA or not.
1671 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
1672 instructions are enabled, set up the appropriate addr_masks for
1674 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
1675 -mpower9-dform-scalar, instead of -mpower9-dform.
1676 (rs6000_option_override_internal): Split -mpower9-dform into two
1677 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
1678 -mpower9-dform switch sets or clears both. If we are not using
1679 the LRA register allocator, do not enable -mpower9-dform-vector by
1680 default. If we are using LRA, enable -mpower9-dform-vector and
1681 -mvsx-timode if it is appropriate. Issue a warning if either
1682 -mpower9-dform-vector or -mvsx-timode are explicitly used without
1684 (quad_address_offset_p): New helper function to return if the
1685 offset is legal for quad word memory instructions.
1686 (quad_address_p): New function to determin if GPR or vector
1687 register quad word memory addresses are legal.
1688 (mem_operand_gpr): Validate quad word address offsets.
1689 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
1690 d-form (register + offset) instructions.
1691 (offsettable_ok_by_alignment): Likewise.
1692 (rs6000_legitimate_offset_address_p): Likewise.
1693 (legitimate_lo_sum_address_p): Likewise.
1694 (rs6000_legitimize_address): Likewise.
1695 (rs6000_legitimize_reload_address): Add more debug statements for
1697 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
1698 d-form instructions.
1699 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
1700 d-form instructions. Distinguish different cases in debug
1701 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
1702 d-form instructions.
1703 (rs6000_preferred_reload_class): Likewise.
1704 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
1705 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
1706 of the ISA 2.06 indexed memory instructions.
1707 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
1708 use them to save/restore the saved vector registers instead of
1709 using Altivec instructions.
1710 (rs6000_emit_epilogue): Likewise.
1711 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
1712 (rs6000_opt_masks): Split -mpower9-dform into
1713 -mpower9-dform-scalar and -mpower9-dform-vector.
1714 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
1716 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
1717 ISA 3.0 vector indexed memory instructions, and fold the code into
1718 the normal mov<mode> patterns.
1719 (p9_vecstore_<mode>): Likewise.
1720 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
1722 (vsx_movti_64bit): Likewise.
1723 (vsx_movti_32bit): Likewise.
1724 * config/rs6000/constraints.md (wO constraint): New constraint for
1725 ISA 3.0 vector d-form support.
1726 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
1727 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
1728 include -mpower9-dform-vector until we switch over to LRA.
1729 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
1730 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1731 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
1732 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1733 for -mpower9-dform and -mlra.
1734 * doc/md.texi (wO constraint): Document wO constraint.
1736 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
1738 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
1739 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
1740 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
1741 Move handling of non-insn arguments inline into the sole user:
1742 (output_trans_func): ...here.
1743 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
1744 in emitted function prototype.
1745 (output_internal_insn_latency_func): Ditto. Simplify.
1746 (output_internal_maximal_insn_latency_func): Ditto. Delete
1747 always-unused argument.
1748 (output_insn_latency_func): Ditto.
1749 (output_maximal_insn_latency_func): Ditto.
1751 2016-05-11 Richard Biener <rguenther@suse.de>
1753 PR tree-optimization/71055
1754 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
1755 sth with precision not equal to access size verify we don't chop
1758 2016-05-11 Richard Biener <rguenther@suse.de>
1761 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
1762 (dwarf2out_finish): Move retry_incomplete_types call ...
1763 (dwarf2out_early_finish): ... here.
1765 2016-05-11 Richard Biener <rguenther@suse.de>
1768 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
1769 if the langhook insists on it.
1770 * fold-const.c (make_bit_field_ref): Add arg for the original
1771 reference and preserve its alias-set.
1772 (decode_field_reference): Take exp by reference and adjust it
1773 to the original memory reference.
1774 (optimize_bit_field_compare): Adjust callers.
1775 (fold_truth_andor_1): Likewise.
1776 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
1778 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
1781 * cfgrtl.h (delete_insn_and_edges): Now return bool.
1782 * cfgrtl.c (delete_insn_and_edges): Likewise.
1783 * config/i386/i386.c (convert_scalars_to_vector): Remove
1785 * cse.c (cse_insn): Compute cse_cfg_altered.
1786 (delete_trivially_dead_insns): Likewise.
1787 (cse_cc_succs): Likewise.
1788 (rest_of_handle_cse): Free dominance info if required.
1789 (rest_of_handle_cse2): Likewise.
1790 (rest_of_handle_cse_after_global_opts): Likewise.
1792 2016-05-11 Alan Modra <amodra@gmail.com>
1794 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
1795 abi_v4_pass_in_fpr): New functions.
1796 (rs6000_function_arg_boundary): Exclude complex IBM long double
1797 from 64-bit alignment when ABI_V4.
1798 (rs6000_function_arg, rs6000_function_arg_advance_1,
1799 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
1801 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
1803 PR rtl-optimization/71028
1804 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
1805 jump with just a return in the fallthrough block if the branch
1806 block contains just a return as well.
1808 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
1810 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
1811 * match.pd ((X & Y) ^ Y): ... this.
1812 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
1813 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
1815 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1817 * read-md.c (require_char_ws): New function.
1818 (read_string): Simplify using require_char_ws.
1819 (handle_constants): Likewise.
1820 (handle_enum): Likewise.
1821 (handle_file): Likewise.
1822 * read-md.h (require_char_ws): New declaration.
1823 * read-rtl.c (read_conditions): Simplify using require_char_ws.
1824 (read_mapping): Likewise.
1825 (read_rtx_code): Likewise.
1826 (read_nested_rtx): Likewise.
1828 2016-05-10 James Norris <jnorris@codesourcery.com>
1830 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
1831 if offloading is enabled and -fopenacc or -fopenmp is specified.
1832 (CRTOFFLOADEND): Likewise.
1833 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
1834 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
1836 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
1838 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
1839 gotoff_operand code paths. Use copy_to_suggested_regs and
1840 expand_simple_binop where appropriate. Cleanup.
1842 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1845 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
1847 (dimode_scalar_chain::vector_const_cost): New.
1848 (dimode_scalar_chain::compute_convert_gain): Handle constants.
1849 (dimode_scalar_chain::convert_op): Likewise.
1850 (dimode_scalar_chain::convert_insn): Likewise.
1852 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1854 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
1855 unary operation, not a binary one.
1857 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1860 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
1861 calls with type casted fndecl.
1863 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1865 PR tree-optimization/70786
1866 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
1867 * calls.c (initialize_argument_information): Bind bounds
1868 with corresponding args passed by reference.
1870 2016-05-10 Jakub Jelinek <jakub@redhat.com>
1873 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
1874 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
1875 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
1878 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1881 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
1882 code for a zero scale factor.
1883 (vsx_xvcvdpuxds_scale): Likewise.
1885 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1887 * diagnostic-show-locus.c (layout::layout): Call show_ruler
1888 if show_ruler_p was set on the context.
1889 (layout::show_ruler): New method.
1890 * diagnostic.h (struct diagnostic_context): Add field
1893 2016-05-10 Richard Biener <rguenther@suse.de>
1895 PR tree-optimization/71039
1896 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
1897 (chk_uses): New function.
1898 (propagate_with_phi): Verify we can safely replicate the lhs of an
1899 aggregate assignment on all incoming edges.
1901 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
1903 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
1905 (rx_atomic_sequence): New class.
1906 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
1907 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
1909 (rx_atomic_sequence::rx_atomic_sequence,
1910 rx_atomic_sequence::~rx_atomic_sequence): New functions.
1911 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
1912 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
1913 CTRLREG_INTB): New constants.
1914 (FETCHOP): New code iterator.
1915 (fethcop_name, fetchop_name2): New iterator code attributes.
1916 (QIHI): New mode iterator.
1917 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
1918 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
1919 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
1921 2016-05-10 Martin Liska <mliska@suse.cz>
1923 * tree-inline.c (remap_dependence_clique): Do not remap
1924 debugging statements.
1926 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1928 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
1929 ("*fixuns_truncdfdi2_z13")
1930 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
1931 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
1932 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
1934 2016-05-10 Richard Biener <rguenther@suse.de>
1936 PR tree-optimization/70497
1937 PR tree-optimization/28367
1938 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
1940 (visit_reference_op_load): ... here.
1941 (vn_reference_lookup_3): Use it to handle subreg-like accesses
1942 with simplified BIT_FIELD_REFs.
1943 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
1944 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
1947 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1949 * dwarf2out.c (add_abstract_origin_attribute): Adjust
1950 documentation comment. For BLOCK nodes, add a
1951 DW_AT_abstract_origin attribute that points to the DIE generated
1952 for the origin BLOCK.
1953 (gen_lexical_block_die): Call add_abstract_origin_attribute for
1954 blocks from inlined functions.
1956 2016-05-10 Alan Modra <amodra@gmail.com>
1959 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
1960 regrename modifying insns saving lr before __morestack call.
1961 * config/rs6000/rs6000.md (split_stack_return): Similarly for
1962 insns restoring lr after __morestack call.
1964 2016-05-09 Jakub Jelinek <jakub@redhat.com>
1966 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
1967 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
1969 * config/i386/sse.md (vec_interleave_high<mode>,
1970 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
1971 <avx512>_vpermt2var<mode>3_maskz): Likewise.
1973 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1975 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
1976 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
1977 parallel reassociation for power8 and forward.
1979 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
1981 * config/i386/i386.md (absneg splitters with general regs): Use
1982 general_reg_operand predicate.
1983 (btsq peephole2): Use x86_64_immediate_operand to check if new
1984 value is suitable for immediate operand. Generate emitted insn
1985 using RTL expressions.
1986 (btcq peephole2): Ditto.
1987 (btrq peephole2): Ditto. Generate correct immediate operand
1990 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1992 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
1995 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1997 * tree-affine.c (wide_int_constant_multiple_p): Add missing
1998 pointer dereference.
2000 2016-05-09 Richard Biener <rguenther@suse.de>
2002 PR tree-optimization/70985
2003 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2004 op0 isn't a gimple register.
2006 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2008 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2009 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2010 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2011 (i6400_fpu_mult): New cpu units.
2012 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2013 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2014 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2015 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2016 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2017 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2018 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2019 (i6400_msa_long_float4, i6400_msa_long_float5)
2020 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2021 (i6400_msa_fdiv_sf): New reservations.
2022 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2023 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2024 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2025 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2026 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2027 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2028 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2029 (msa_short_store4, msa_long_load, msa_short_store)
2030 (msa_long_logic, msa_long_float2, msa_long_float4)
2031 (msa_long_float5, msa_long_float8, msa_long_mult)
2032 (msa_long_fdiv, msa_long_div): New reservations.
2034 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2035 Sameera Deshpande <sameera.deshpande@imgtec.com>
2036 Matthew Fortune <matthew.fortune@imgtec.com>
2037 Graham Stott <graham.stott@imgtec.com>
2038 Chao-ying Fu <chao-ying.fu@imgtec.com>
2040 * config.gcc: Add MSA header file for mips*-*-* target.
2041 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2042 (Ubv8i, Urv8): New constraints.
2043 * config/mips/mips-ftypes.def: Add function types for MSA
2045 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2046 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2047 * config/mips/mips-msa.md: New file.
2048 * config/mips/mips-protos.h
2049 (mips_split_128bit_const_insns): New prototype.
2050 (mips_msa_idiv_insns): Likewise.
2051 (mips_split_128bit_move): Likewise.
2052 (mips_split_128bit_move_p): Likewise.
2053 (mips_split_msa_copy_d): Likewise.
2054 (mips_split_msa_insert_d): Likewise.
2055 (mips_split_msa_fill_d): Likewise.
2056 (mips_expand_msa_branch): Likewise.
2057 (mips_const_vector_same_val_p): Likewise.
2058 (mips_const_vector_same_bytes_p): Likewise.
2059 (mips_const_vector_same_int_p): Likewise.
2060 (mips_const_vector_shuffle_set_p): Likewise.
2061 (mips_const_vector_bitimm_set_p): Likewise.
2062 (mips_const_vector_bitimm_clr_p): Likewise.
2063 (mips_msa_vec_parallel_const_half): Likewise.
2064 (mips_msa_output_division): Likewise.
2065 (mips_ldst_scaled_shift): Likewise.
2066 (mips_expand_vec_cond_expr): Likewise.
2067 * config/mips/mips.c (enum mips_builtin_type): Add
2068 MIPS_BUILTIN_MSA_TEST_BRANCH.
2069 (mips_gen_const_int_vector_shuffle): New prototype.
2070 (mips_const_vector_bitimm_set_p): New function.
2071 (mips_const_vector_bitimm_clr_p): Likewise.
2072 (mips_const_vector_same_val_p): Likewise.
2073 (mips_const_vector_same_bytes_p): Likewise.
2074 (mips_const_vector_same_int_p): Likewise.
2075 (mips_const_vector_shuffle_set_p): Likewise.
2076 (mips_symbol_insns): Forbid loading symbols via immediate for
2078 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2080 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2082 (mips_lx_address_p): Add support load indexed address for MSA.
2083 (mips_address_insns): Add calculation of instructions needed for
2084 stores and loads for MSA.
2085 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2086 CONST_VECTOR for MSA and let it fall through.
2087 (mips_ldst_scaled_shift): New function.
2088 (mips_subword_at_byte): Likewise.
2089 (mips_msa_idiv_insns): Likewise.
2090 (mips_legitimize_move): Validate MSA moves.
2091 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2092 calculation of costs for MSA division.
2093 (mips_split_move_p): Check if MSA moves need splitting.
2094 (mips_split_move): Split MSA moves if necessary.
2095 (mips_split_128bit_move_p): New function.
2096 (mips_split_128bit_move): Likewise.
2097 (mips_split_msa_copy_d): Likewise.
2098 (mips_split_msa_insert_d): Likewise.
2099 (mips_split_msa_fill_d): Likewise.
2100 (mips_output_move): Handle MSA moves.
2101 (mips_expand_msa_branch): New function.
2102 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2103 Reinstate 'y' modifier.
2104 (mips_file_start): Add MSA .gnu_attribute.
2105 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2107 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2108 (mips_class_max_nregs): Add register size for MSA supported mode.
2109 (mips_cannot_change_mode_class): Allow conversion between MSA
2110 vector modes and TImode.
2111 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2113 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2114 (mips_preferred_simd_mode): Add preffered modes for MSA.
2115 (mips_vector_mode_supported_p): Add MSA supported modes.
2116 (mips_autovectorize_vector_sizes): New function.
2117 (mips_msa_output_division): Likewise.
2118 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2119 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2120 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2121 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2122 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2123 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2124 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2125 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2126 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2127 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2128 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2129 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2130 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2131 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2132 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2133 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2134 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2135 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2136 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2137 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2138 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2139 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2140 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2141 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2142 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2143 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2144 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2145 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2146 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2147 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2148 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2149 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2150 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2151 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2152 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2153 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2154 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2155 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2156 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2157 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2158 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2159 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2160 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2161 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2162 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2163 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2164 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2165 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2166 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2167 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2168 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2169 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2170 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2171 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2172 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2173 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2174 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2175 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2176 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2177 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2178 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2179 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2180 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2181 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2182 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2183 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2184 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2185 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2186 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2187 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2188 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2189 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2190 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2191 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2192 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2193 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2194 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2195 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2196 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2197 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2198 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2199 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2200 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2201 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2202 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2203 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2204 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2205 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2206 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2207 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2208 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2209 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2210 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2211 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2212 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2213 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2214 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2215 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2216 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2217 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2218 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2219 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2220 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2221 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2222 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2223 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2224 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2225 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2226 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2227 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2228 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2229 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2230 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2231 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2232 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2233 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2234 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2235 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2236 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2237 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2238 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2239 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2240 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2241 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2242 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2243 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2244 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2245 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2246 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2247 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2248 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2249 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2250 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2251 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2252 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2253 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2254 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2255 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2256 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2257 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2258 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2259 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2260 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2261 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2262 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2263 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2264 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2265 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2266 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2267 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2268 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2270 (mips_get_builtin_decl_index): New array.
2271 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2272 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2273 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2274 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2275 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2277 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2279 (mips_expand_builtin_insn): Prepare operands for
2280 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2281 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2282 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2283 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2284 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2285 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2286 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2287 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2288 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2289 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2290 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2291 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
2292 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
2293 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
2294 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
2295 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
2296 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
2297 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
2298 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
2299 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
2300 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
2301 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
2302 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
2303 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
2304 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
2305 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
2306 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
2307 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
2308 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
2309 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
2310 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
2311 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
2312 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
2313 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
2314 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
2315 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
2316 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
2317 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
2318 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
2319 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
2320 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
2321 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
2322 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
2323 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
2324 These are set implicitly and an error is reported if overridden.
2325 (mips_expand_builtin_msa_test_branch): New function.
2326 (mips_expand_msa_shuffle): Likewise.
2327 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
2328 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
2329 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
2330 (mips_expand_vec_unpack): Add support for MSA.
2331 (mips_expand_vector_init): Likewise.
2332 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
2333 instead of const0_rtx.
2334 (mips_msa_vec_parallel_const_half): New function.
2335 (mips_gen_const_int_vector): Likewise.
2336 (mips_gen_const_int_vector_shuffle): Likewise.
2337 (mips_expand_msa_cmp): Likewise.
2338 (mips_expand_vec_cond_expr): Likewise.
2339 * config/mips/mips.h
2340 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
2341 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
2343 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
2344 (ISA_HAS_MSA): New macro.
2345 (UNITS_PER_MSA_REG): Likewise.
2346 (BITS_PER_MSA_REG): Likewise.
2347 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
2348 (MSA_REG_FIRST): New macro.
2349 (MSA_REG_LAST): Likewise.
2350 (MSA_REG_NUM): Likewise.
2351 (MSA_REG_P): Likewise.
2352 (MSA_REG_RTX_P): Likewise.
2353 (MSA_SUPPORTED_MODE_P): Likewise.
2354 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
2355 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
2356 * config/mips/mips.md: Include mips-msa.md.
2357 (alu_type): Add simd_add.
2358 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
2359 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
2360 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
2361 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
2362 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
2363 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
2364 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
2365 simd_move, simd_load, simd_store. Choose "multi" for moves
2367 (qword_mode): New attribute.
2368 (insn_count): Add instruction count for quad moves.
2369 Increase the count for MIPS SIMD division.
2370 (UNITMODE): Add UNITMODEs for vector types.
2371 (addsub): New code iterator.
2372 * config/mips/mips.opt (mmsa): New option.
2373 * config/mips/msa.h: New file.
2374 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
2376 * config/mips/mti-linux.h: Likewise.
2377 * config/mips/predicates.md
2378 (const_msa_branch_operand): New constraint.
2379 (const_uimm3_operand): Likewise.
2380 (const_uimm4_operand): Likewise.
2381 (const_uimm5_operand): Likewise.
2382 (const_uimm8_operand): Likewise.
2383 (const_imm5_operand): Likewise.
2384 (aq10b_operand): Likewise.
2385 (aq10h_operand): Likewise.
2386 (aq10w_operand): Likewise.
2387 (aq10d_operand): Likewise.
2388 (const_m1_operand): Likewise.
2389 (reg_or_m1_operand): Likewise.
2390 (const_exp_2_operand): Likewise.
2391 (const_exp_4_operand): Likewise.
2392 (const_exp_8_operand): Likewise.
2393 (const_exp_16_operand): Likewise.
2394 (const_vector_same_val_operand): Likewise.
2395 (const_vector_same_simm5_operand): Likewise.
2396 (const_vector_same_uimm5_operand): Likewise.
2397 (const_vector_same_uimm6_operand): Likewise.
2398 (const_vector_same_uimm8_operand): Likewise.
2399 (par_const_vector_shf_set_operand): Likewise.
2400 (reg_or_vector_same_val_operand): Likewise.
2401 (reg_or_vector_same_simm5_operand): Likewise.
2402 (reg_or_vector_same_uimm6_operand): Likewise.
2403 * doc/extend.texi (MIPS SIMD Architecture Functions): New
2405 * doc/invoke.texi (-mmsa): Document new option.
2407 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2409 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
2410 * configure: Regenerate.
2411 * config.in: Regenerate.
2412 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
2414 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
2415 (ENDFILE_VTV_SPEC): Define.
2417 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
2419 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
2420 registers in all interrupt handlers if necessary.
2421 (rl78_option_override): Add warning.
2422 (MUST_SAVE_MDUC_REGISTERS): New macro.
2423 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
2424 * config/rl78/rl78.c (check_mduc_usage): New function.
2425 (mduc_regs): New structure to hold MDUC register data.
2426 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
2427 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
2428 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
2429 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
2430 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
2431 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
2433 2016-05-09 Bin Cheng <bin.cheng@arm.com>
2435 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
2436 (tree-ssa-loop-niter.h): Ditto.
2437 (idx_within_array_bound, ref_within_array_bound): New functions.
2438 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
2439 Factor out check on writable base object to ...
2440 (base_object_writable): ... here.
2442 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2444 * config/arm/arm.md (probe_stack): Add modes to set source
2447 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
2449 * regrename.c (base_reg_class_for_rename): New static function.
2450 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
2452 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
2454 * cgraph.c (thunk_adjust): Export.
2455 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
2456 * cgraphunit.c (thunk_adjust): Export.
2457 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
2459 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
2461 * tree-inline.c (expand_call_inline): Expand thunks inline.
2463 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
2466 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
2467 (*sse2_vd_cvtss2sd): Ditto.
2468 * config/i386/i386.md
2469 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
2470 Generate *sse2_vd_cvtsd2ss pattern.
2471 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
2472 Generate *sse2_vd_cvtss2sd pattern.
2474 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2476 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
2477 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
2480 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2482 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
2483 * config/sh/sh.c: Define and declare variables on first use throughout
2485 (current_function_interrupt): Change to bool type.
2486 (frame_insn): Rename to emit_frame_insn and update users.
2487 (push_regs): Use bool for 'interrupt_handler' argument.
2488 (save_schedule_s): Remove.
2489 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
2490 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
2491 targetm.asm_out.unaligned_op.di.
2492 (gen_far_branch): Remove redundant forward declaration.
2493 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
2494 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
2495 (sh_set_return_address, sh_function_ok_for_sibcall,
2496 scavenge_reg): Update comments.
2497 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
2498 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
2499 (sh_attr_renesas_p): Remove unnecessary parentheses.
2500 (branch_dest): Simplify.
2501 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
2502 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
2503 (CUMULATIVE_ARGS): Change macro to typedef.
2504 (current_function_interrupt): Change to bool type.
2505 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
2506 Surround with __cplusplus ifdef.
2507 (sh_compare_op0, sh_compare_op1): Remove.
2508 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
2510 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
2512 * config/arm/arm.md: (arch): Add neon.
2513 (arch_enabled): Return yes for arch neon when TARGET_NEON.
2514 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
2515 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
2516 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
2517 attributes for alt renumbering. Mark alt 3 as non-predicable.
2518 (thumb2_movdf_vfp): Likewise.
2520 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
2522 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
2523 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
2524 (*andqi_1): Add preferred_for_speed attribute to disparage
2525 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
2526 (*<code>qi_1): Ditto.
2527 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
2528 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
2529 (*ashlqi3_1): Ditto.
2530 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
2531 Add preferred_for_size attribute to disparage alternative 0 and
2532 preferred_for_speed attribute to disparage alternative 1 for
2533 TARGET_PARTIAL_REG_STALL targets.
2535 2016-05-07 Tom de Vries <tom@codesourcery.com>
2537 PR tree-optimization/70956
2538 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
2541 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
2543 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
2544 * config/sh/sh.c (sh_cbranch_distance): Implement it.
2545 * config/sh/sh.md (branch_zero): Remove define_attr.
2546 (define_delay): Disable delay slot if branch distance is one insn.
2548 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2550 * config/i386/i386.md (LEAMODE): New mode attribute.
2551 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
2552 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
2553 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
2554 operand 2 predicate.
2555 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
2556 (*lea<mode>_general_3): Ditto.
2557 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
2559 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2561 * genmddump.c (main): Convert argv from char ** to const char **.
2563 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2565 * coretypes.h (OVERRIDE): New macro.
2568 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
2570 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
2571 allow coalescing if the types are compatible.
2573 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2575 * pass_manager.h (pass_manager::register_pass_name): New method.
2576 (pass_manager::get_pass_by_name): New method.
2577 (pass_manager::create_pass_tab): New method.
2578 (pass_manager::m_name_to_pass_map): New field.
2579 * passes.c (name_to_pass_map): Delete global in favor of field
2580 "m_name_to_pass_map" of pass_manager.
2581 (register_pass_name): Rename from a function to...
2582 (pass_manager::register_pass_name): ...this method, updating
2583 for renaming of global "name_to_pass_map" to field
2584 "m_name_to_pass_map".
2585 (create_pass_tab): Rename from a function to...
2586 (pass_manager::create_pass_tab): ...this method, updating
2587 for renaming of global "name_to_pass_map" to field.
2588 (get_pass_by_name): Rename from a function to...
2589 (pass_manager::get_pass_by_name): ...this method.
2590 (enable_disable_pass): Convert use of get_pass_by_name to
2591 a method call, locating the pass_manager singleton.
2593 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2595 * genattr-common.c (main): Convert argv from char ** to const char **.
2596 * genattr.c (main): Likewise.
2597 * genattrtab.c (main): Likewise.
2598 * genautomata.c (initiate_automaton_gen): Likewise.
2600 * gencodes.c (main): Likewise.
2601 * genconditions.c (main): Likewise.
2602 * genconfig.c (main): Likewise.
2603 * genconstants.c (main): Likewise.
2604 * genemit.c (main): Likewise.
2605 * genenums.c (main): Likewise.
2606 * genextract.c (main): Likewise.
2607 * genflags.c (main): Likewise.
2608 * genmddeps.c (main): Likewise.
2609 * genopinit.c (main): Likewise.
2610 * genoutput.c (main): Likewise.
2611 * genpeep.c (main): Likewise.
2612 * genpreds.c (main): Likewise.
2613 * genrecog.c (main): Likewise.
2614 * gensupport.c (init_rtx_reader_args_cb): Likewise.
2615 (init_rtx_reader_args): Likewise.
2616 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2617 (init_rtx_reader_args): Likewise.
2618 * gentarget-def.c (main): Likewise.
2619 * read-md.c (read_md_files): Likewise.
2620 * read-md.h (read_md_files): Likewise.
2622 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2624 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
2625 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
2626 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
2627 Remove unused predicate.
2628 (register_and_not_fp_reg_operand): Ditto.
2630 2016-05-06 Martin Liska <mliska@suse.cz>
2632 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
2633 instead of vec as the vector is local to the function.
2635 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2637 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
2638 avx512bw alternative.
2640 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
2641 before the ashr<mode>3 pattern.
2643 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
2644 v instead of x in vex or maybe_vex alternatives, use
2645 maybe_evex instead of vex in prefix.
2647 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
2648 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
2649 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
2650 in vex or maybe_vex alternatives, use maybe_evex instead of vex
2653 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
2654 v instead of x in vex or maybe_vex alternatives, use
2655 maybe_evex instead of vex in prefix.
2657 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
2658 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
2659 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
2660 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
2661 alternatives, use maybe_evex instead of vex in prefix.
2663 * config/i386/sse.md (vec_interleave_lowv4sf,
2664 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
2665 v instead of x in vex or maybe_vex alternatives, use
2666 maybe_evex instead of vex in prefix.
2668 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
2669 v instead of x in vex or maybe_vex alternatives, use
2670 maybe_evex instead of vex in prefix.
2672 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
2673 v constraint instead of x.
2675 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
2677 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
2678 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
2681 2016-05-06 Richard Biener <rguenther@suse.de>
2683 PR tree-optimization/70948
2684 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2685 Properly clobber all fields of va_list for __builtin_va_start.
2687 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2690 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
2691 loop latch destination.
2693 2016-05-06 Martin Liska <mliska@suse.cz>
2695 * tree-ssa-uninit.c: Apply manual changes
2696 to the GNU coding style.
2697 (prune_uninit_phi_opnds): Rename from
2698 prune_uninit_phi_opnds_in_unrealizable_paths.
2700 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2702 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
2703 mspace): Remove deprecated options.
2704 * doc/invoke.texi (SH options): Remove -mspace.
2706 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2708 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
2710 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2712 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
2713 corresponding combine split pattern.
2715 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2718 * config/sh/predicates.md (long_displacement_mem_operand): New.
2719 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
2720 Add movi20, movi20s alternatives. Adjust length attribute for
2722 (movsi_ie): Allow for any FPU. Adjust length attribute for
2724 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
2725 attribute for alternatives.
2726 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
2727 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
2728 length attribute for alternatives.
2730 2016-05-06 Richard Biener <rguenther@suse.de>
2732 PR tree-optimization/70960
2733 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
2735 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2738 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
2739 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
2741 2016-05-06 Marek Polacek <polacek@redhat.com>
2744 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
2746 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2749 * config/sh/sh.md (*rotcr): Add another variant.
2751 2016-05-06 Richard Biener <rguenther@suse.de>
2754 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
2756 2016-05-06 Richard Biener <rguenther@suse.de>
2759 * fold-const.c (split_tree): Always convert to the original type
2762 2016-05-06 Richard Biener <rguenther@suse.de>
2764 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
2765 (fwprop_addr): Likewise.
2767 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2770 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
2772 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
2773 * config/i386/i386.md (push mem splitter): Use find_constant_src in
2774 the splitter condition.
2775 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
2776 the splitter condition.
2777 (FP float_extend load splitter): Ditto.
2779 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
2781 * config/i386/i386.md (peehole2 patterns): Change true_regnum
2782 to REGNO in all peephole2 patterns.
2783 (post-reload splitters): Change true_regnum to REGNO in
2784 post-reload splitters.
2785 (zero_extend splitters): Use general_reg_operand and
2786 nonimmediate_gr_operand predicates.
2788 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2790 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
2791 v constraint instead of x.
2793 2016-05-05 Alan Modra <amodra@gmail.com>
2796 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
2797 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
2798 TARGET_NO_FP_IN_TOC for -mrelocatable.
2799 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
2800 TARGET_RELOCATABLE test.
2801 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2802 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2803 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2804 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2805 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2806 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2807 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2808 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2809 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
2810 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2812 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
2813 (rs6000_stack_info): Likewise.
2814 (rs6000_elf_asm_out_constructor): Likewise.
2815 (rs6000_elf_asm_out_destructor): Likewise.
2816 (rs6000_elf_declare_function_name): Likewise.
2817 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
2818 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
2821 2016-05-05 Alan Modra <amodra@gmail.com>
2823 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
2825 2016-05-05 Alan Modra <amodra@gmail.com>
2827 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
2828 out-of-line gpr restore for one or two regs if that would add
2831 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
2834 * config/i386/i386.md
2835 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
2836 Change to post-epilogue_completed late splitter. Use sse_reg_operand
2837 as operand 0 predicate.
2838 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
2840 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
2841 Ditto. Emit the pattern using RTX.
2843 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
2844 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
2845 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
2846 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
2848 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
2849 sse_reg_operand as operand 0 predicate.
2851 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
2852 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
2853 instead of gen_rtx_REG.
2854 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
2857 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2859 * function.c (emit_use_return_register_into_block): Delete.
2860 (gen_return_pattern): Delete.
2861 (emit_return_into_block): Delete.
2862 (active_insn_between): Delete.
2863 (convert_jumps_to_returns): Delete.
2864 (emit_return_for_exit): Delete.
2865 (thread_prologue_and_epilogue_insns): Delete all code dealing with
2866 simple_return for shrink-wrapped blocks.
2867 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
2868 end of blocks that need one.
2869 (get_unconverted_simple_return): Delete.
2870 (convert_to_simple_return): Delete.
2871 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
2872 (convert_to_simple_return): Ditto.
2874 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2876 * cfgcleanup.c (bb_is_just_return): New function.
2877 (try_optimize_cfg): Simplify jumps to return, branches to return,
2878 and branches around return.
2880 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2882 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
2885 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2889 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
2890 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
2891 assert flags & OEP_HASH_CHECK, instead of asserting it
2892 never happens. Handle TARGET_EXPR.
2893 * fold-const.c (operand_equal_p): For hash verification,
2894 or in OEP_HASH_CHECK into flags.
2896 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
2898 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
2900 (compute_samebase_partition_bases): Fix typo.
2902 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2904 * config/i386/sse.md (vec_interleave_highv8sf,
2905 vec_interleave_lowv8sf, vec_interleave_highv4df,
2906 vec_interleave_lowv4df): Remove constraints from expanders.
2908 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
2910 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2912 * tree-inline.c (expand_call_inline): Fix path dealing with
2913 making lhs of call statement undefined.
2915 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2917 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
2918 Check availability on NODE, too.
2919 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
2920 (cgraph_node::call_for_symbol_and_aliases): Likewise.
2921 (varpool_node::call_for_symbol_and_aliase): Likewise.
2922 * ipa-pure-const.c (add_new_function): Analyze all bodies.
2923 (propagate_pure_const): Propagate across interposable functions, too.
2924 (skip_function_for_local_pure_const): Do not skip interposable bodies
2926 (pass_local_pure_const::execute): Update.
2928 2016-05-04 Marek Polacek <polacek@redhat.com>
2930 * doc/invoke.texi: Document -Wdangling-else.
2932 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2934 * config.gcc: Error out when conflicting multilib is detected. Do not
2935 loop over multilibs since no combination is legal.
2937 2016-05-04 Alan Modra <amodra@gmail.com>
2939 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
2940 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
2941 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2944 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
2946 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
2947 Clean up p5600 comments.
2949 2016-05-04 Richard Biener <rguenther@suse.de>
2951 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
2952 constructor simplifications.
2953 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
2955 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
2957 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
2958 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
2959 result.set_rtx is null instead of aborting.
2960 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
2962 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
2963 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
2964 *mov<mode>_store_postinc): New patterns.
2966 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
2968 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
2969 as commutative. Check both conversions are NOP.
2970 ((A & B) OP (C & B)): Remove.
2972 2016-05-04 Alan Modra <amodra@gmail.com>
2974 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
2976 2016-05-04 Alan Modra <amodra@gmail.com>
2979 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
2980 when cr2,3,4 are all fixed regs.
2982 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
2984 PR rtl-optimization/57193
2985 * opts.c (default_options_table): Revert OPT_frename_registers change.
2986 * doc/invoke.texi (-frename-registers, -O2): Likewise.
2988 2016-05-03 Martin Sebor <msebor@redhat.com>
2991 * builtins.c (fold_builtin_FILE): New function.
2992 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
2993 (fold_builtin_0): Call them.
2994 * gimplify.c (gimplify_call_expr): Remove the handling of
2995 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
2998 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
2999 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3003 * doc/extend.texi (Function Names as Strings): Update __func__,
3004 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3007 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3008 Richard Biener <rguenther@suse.de>
3010 PR tree-optimization/70916
3011 * tree-if-conv.c: Include cfganal.h.
3012 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3013 and remove_fake_exit_edges around the optimization pass.
3015 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3017 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3018 (cgraph_edge::make_direct): Likewise.
3019 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3020 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3021 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3022 (CIF_THUNK): New code.
3023 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3024 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3025 (compute_inline_parameters): Set inline_failed for thunks.
3026 (inline_analyze_function): Cleanup.
3027 * ipa-inline.c (can_inline_edge_p): Do not deal with
3028 call_stmt_cannot_inline_p.
3029 (can_early_inline_edge_p): Likewise.
3030 (early_inliner): Initialize inline_failed.
3031 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3033 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3035 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3036 from nonimm_ssenomem_operand.
3037 (nonimm_ssenomem_operand): New predicate.
3038 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3039 as operand 0 predicate.
3040 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3041 Disable unsupported alternatives using "enabled" attribute.
3042 Use register_ssemem_operand as operand 0 predicate.
3043 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3045 2016-05-03 Marek Polacek <polacek@redhat.com>
3048 * input.c (expansion_point_location): New function.
3049 * input.h (expansion_point_location): Declare.
3051 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3053 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3054 occurence with frame_offset_ ones.
3056 2016-05-03 Alan Modra <amodra@gmail.com>
3058 PR rtl-optimization/70890
3059 * ira.c (combine_and_move_insns): When moving def_insn, remove
3062 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3064 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3065 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3066 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3067 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3069 2016-05-03 Alan Modra <amodra@gmail.com>
3071 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3072 for SAVE_MULTIPLE/STORE_MULTIPLE.
3074 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3076 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3077 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3079 2016-05-03 Richard Biener <rguenther@suse.de>
3081 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3083 (gimplify_arg): Likewise.
3084 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3085 re-writing the result to a decl if required.
3086 (internal_get_tmp_var): Add allow_ssa parameter
3087 and override into_ssa with it.
3088 (get_formal_tmp_var): Adjust.
3089 (get_initialized_tmp_var): Add allow_ssa parameter.
3090 (gimplify_arg): Add allow_ssa parameter and avoid generating
3091 SSA names for the result false.
3092 (gimplify_call_expr): If the call may return twice do not
3093 gimplify parameters into SSA.
3094 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3095 (gimplify_modify_expr): Adjust assert. For noreturn calls
3096 with a SSA name LHS adjust its def.
3097 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3098 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3099 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3100 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3101 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3102 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3103 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3104 (optimize_target_teams): Do not allow SSA names for clause operands.
3105 (gimplify_expr): Likewise for where we mark the result addressable.
3106 * passes.def (pass_init_datastructures): Remove.
3107 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3108 (rewrite_stmt): Likewise.
3109 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3110 (replace_locals_op): Replace SSA names.
3111 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3112 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3113 * cgraph.c (release_function_body): Free CFG annotations only
3114 when we have a CFG. Simplify.
3115 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3116 force_gimple_operand instead of get_initialized_tmp_var.
3117 * tree-pass.h (make_pass_init_datastructures): Remove.
3118 * tree-ssa.c (execute_init_datastructures): Remove.
3119 (pass_data_init_datastructures): Likewise.
3120 (class pass_init_datastructures): Likewise.
3121 (make_pass_init_datastructures): Likewise.
3122 * omp-low.c (create_omp_child_function): Init SSA data structures.
3123 (grid_expand_target_grid_body): Likewise.
3124 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3125 name before adding it to names_to_release.
3126 (remove_bb): Always release SSA defs.
3127 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3128 before dereferencing it.
3129 * cgraphunit.c (init_lowered_empty_function): Always
3130 int SSA data structures.
3131 * tree-ssanames.c (release_defs): Remove assert that we are in
3133 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3135 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3136 Uros Bizjak <ubizjak@gmail.com>
3138 PR rtl-optimization/70467
3139 * config/i386/predicates.md (x86_64_hilo_int_operand,
3140 x86_64_hilo_general_operand): New predicates.
3141 * config/i386/constraints.md (Wd): New constraint.
3142 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3143 (general_hilo_operand): New mode attr.
3144 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3145 instead of <general_operand>.
3146 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3147 x86_64_hilo_general_operand instead of <general_operand>.
3149 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3151 PR tree-optimization/70916
3152 * tree-if-conv.c (constant_or_ssa_name): Removed.
3153 (fold_build_cond_expr): Use is_gimple_val instead of
3154 constant_or_ssa_name.
3156 PR tree-optimization/70916
3157 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3158 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3161 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3162 (optimize_atomic_bit_test_and): New function.
3163 (pass_fold_builtins::execute): Use it.
3164 * optabs.def (atomic_bit_test_and_set_optab,
3165 atomic_bit_test_and_complement_optab,
3166 atomic_bit_test_and_reset_optab): New optabs.
3167 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3168 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3169 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3170 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3171 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3172 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3173 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3174 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3175 atomic_bit_test_and_complement@var{mode},
3176 atomic_bit_test_and_reset@var{mode}): Document.
3177 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3178 atomic_bit_test_and_complement<mode>,
3179 atomic_bit_test_and_reset<mode>): New expanders.
3180 (atomic_bit_test_and_set<mode>_1,
3181 atomic_bit_test_and_complement<mode>_1,
3182 atomic_bit_test_and_reset<mode>_1): New insns.
3184 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3186 PR rtl-optimization/70687
3187 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3188 instead of unsigned HOST_WIDE_INT.
3190 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3192 PR rtl-optimization/44281
3193 * hard-reg-set.h (struct target_hard_regs): New field
3194 x_fixed_nonglobal_reg_set.
3195 (fixed_nonglobal_reg_set): New macro.
3196 * reginfo.c (init_reg_sets_1): Initialize it.
3197 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3199 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3201 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3203 PR tree-optimization/56541
3204 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3205 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3206 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3207 (any_complicated_phi): new static variable.
3208 (aggressive_if_conv): delete.
3209 (if_convertible_phi_p): support phis with more than two arguments.
3210 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3211 critical pred edges.
3212 (ifcvt_split_critical_edges): support phis with more than two
3213 arguments by checking new parameter. only split critical edges
3215 (tree_if_conversion): handle simd pragma marked loop using new
3216 local variable aggressive_if_conv. check any_complicated_phi.
3218 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3220 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3223 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3225 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3228 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3230 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3231 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3232 define_insn_and_split.
3233 (mulsi3_i): New define_insn_and_split.
3234 (mulsi3_call): Convert to define_insn.
3235 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3238 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3240 * machmode.h (mode_complex): Add support to give the complex mode
3242 (GET_MODE_COMPLEX_MODE): Likewise.
3243 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3244 stored by build_complex_type and gfc_build_complex_type instead of
3245 trying to figure out the appropriate mode based on the size. Raise
3246 an assertion error, if the type was not set.
3247 * genmodes.c (struct mode_data): Add field for the complex type of
3249 (blank_mode): Likewise.
3250 (make_complex_modes): Remember the complex mode created in the
3252 (emit_mode_complex): Write out the mode_complex array to map a
3253 type mode to the complex version.
3254 (emit_insn_modes_c): Likewise.
3255 * tree.c (build_complex_type): Set the complex type to use before
3256 calling layout_type.
3257 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3258 support for __float128 complex datatypes.
3259 (rs6000_hard_regno_mode_ok): Likewise.
3260 (rs6000_setup_reg_addr_masks): Likewise.
3261 (rs6000_complex_function_value): Likewise.
3262 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3263 __float128 and __ibm128 complex.
3264 (FLOAT128_IBM_P): Likewise.
3265 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3266 * doc/extend.texi (Additional Floating Types): Document that
3267 -mfloat128 must be used to enable __float128. Document complex
3268 __float128 and __ibm128 support.
3270 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3273 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3274 char/short arguments promoted to int because of promote_prototypes.
3276 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3278 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3279 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3280 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3281 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3282 alternatives using "enabled" attribute. Use register_ssemem_operand
3283 as operand 1 predicate.
3284 (*cmpi<unord>xf_i387): Split XFmode pattern from
3285 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3286 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3287 *absneg<mode>2_i387. Disable unsupported alternatives using
3288 "enabled" attribute.
3289 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3291 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3293 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
3295 (oacc_loop_process): Check mask for loop termination.
3297 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3299 * cif-code.def (CIF_THUNK): Add.
3300 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
3303 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3305 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
3306 (dump_inline_summary): Dump it.
3307 (fp_expression_p): New predicate.
3308 (estimate_function_body_sizes): Use it.
3309 (inline_merge_summary): Merge fp_expressions.
3310 (inline_read_section): Read fp_expressions.
3311 (inline_write_summary): Write fp_expressions.
3312 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
3313 codegen boundary if either caller or callee is !fp_expressions.
3314 * ipa-inline.h (inline_summary): Add fp_expressions.
3315 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
3316 to fp_expressions be sure the fp generation flags are updated.
3318 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3320 PR rtl-optimization/70467
3321 * cse.c (cse_insn): Handle no-op MEM moves after folding.
3323 PR rtl-optimization/70467
3324 * ipa-pure-const.c (check_call): Handle internal calls even in
3325 ipa mode like in local mode.
3327 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3329 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
3331 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3333 * match.pd (X u< X, X u> X): New transformations.
3335 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3337 * flag-types.h (enum warn_strict_overflow_code): Move ...
3338 * coretypes.h: ... here.
3339 * fold-const.h (fold_overflow_warning): Declare.
3340 * fold-const.c (fold_overflow_warning): Make non-static.
3341 (fold_comparison): Move the transformation of X +- C1 CMP C2
3342 into X CMP C2 -+ C1 ...
3343 * match.pd: ... here.
3344 * gimple-fold.c (fold_stmt_1): Protect with
3345 fold_defer_overflow_warnings.
3347 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3349 * omp-low.c (struct oacc_loop): Add 'inner' field.
3350 (new_oacc_loop_raw): Initialize it to zero.
3351 (oacc_loop_fixed_partitions): Initialize it.
3352 (oacc_loop_auto_partitions): Partition outermost loop to outermost
3353 available partitioning.
3355 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3357 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
3359 (umulsidi3): Likewise.
3360 (indirect_jump): Fix jump instruction assembly patterns.
3362 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
3365 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3366 (nvptx_function_value): Assert non-NULL cfun.
3368 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3370 PR rtl-optimization/70886
3371 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
3373 * cselib.h (rtx_equal_for_cselib_1): Declare.
3374 (rtx_equal_for_cselib_p: New inline function.
3375 * cselib.c (rtx_equal_for_cselib_p): Delete.
3376 (rtx_equal_for_cselib_1): Make public.
3378 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3380 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3381 (register_mixssei387nonimm_operand): Remove predicate.
3382 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3383 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3384 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3385 for TARGET_MIX_SSE_I387 alternatives.
3386 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3387 Disable unsupported alternatives using "enabled" attribute. Use
3388 nonimm_ssenomem_operand as operand 1 predicate. Also check
3389 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3391 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3393 * tree.c (cst_and_fits_in_hwi): Simplify.
3395 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3397 * tree.h (wi::to_wide): New function.
3398 * expr.c (expand_expr_real_1): Use wi::to_wide.
3399 * fold-const.c (int_const_binop_1): Likewise.
3400 (extract_muldiv_1): Likewise.
3402 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3404 * wide-int.h: Update offset_int and widest_int documentation.
3405 (WI_SIGNED_SHIFT_RESULT): New macro.
3406 (wi::binary_shift): Define signed_shift_result_type for
3407 shifts on offset_int- and widest_int-like types.
3408 (generic_wide_int): Support <<= and >>= if << and >> are supported.
3409 * tree.h (int_bit_position): Use shift operators instead of wi::
3411 * alias.c (adjust_offset_for_component_ref): Likewise.
3412 * expr.c (get_inner_reference): Likewise.
3413 * fold-const.c (fold_comparison): Likewise.
3414 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
3415 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
3416 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3417 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
3418 (stmt_kills_ref_p): Likewise.
3419 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
3420 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
3421 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3422 (ao_ref_init_from_vn_reference): Likewise.
3424 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3426 * wide-int.h: Update offset_int and widest_int documentation.
3427 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
3428 (wi::binary_traits): Allow ordered comparisons between offset_int and
3429 offset_int, between widest_int and widest_int, and between either
3430 of these types and basic C types.
3431 (operator <, <=, >, >=): Define for the same combinations.
3432 * tree.h (tree_int_cst_lt): Use comparison operators instead
3433 of wi:: comparisons.
3434 (tree_int_cst_le): Likewise.
3435 * gimple-fold.c (fold_array_ctor_reference): Likewise.
3436 (fold_nonarray_ctor_reference): Likewise.
3437 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
3438 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
3439 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
3440 * tree-sra.c (completely_scalarize): Likewise.
3441 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
3442 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
3443 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
3444 (check_for_binary_op_overflow): Likewise.
3445 (search_for_addr_array): Likewise.
3446 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
3448 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3450 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
3451 (arc_save_restore): Likewise.
3452 (arc_dwarf_register_span): Likewise.
3453 (arc_output_pic_addr_const): Initialize suffix variable.
3455 2016-05-02 Martin Liska <mliska@suse.cz>
3457 * symbol-summary.h (function_summary::function_summary):
3458 Remove checking assert for all cgraph nodes.
3459 (function_summary::get): Check summary_uid.
3460 (symtab_insertion): Check summary_uid.
3462 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3464 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
3465 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
3467 (arc_dwarf_register_span): Remove enum keyword.
3468 (compact_memory_operand_p): New function.
3469 * config/arc/arc.h (reg_class): Add code density register classes.
3470 (REG_CLASS_NAMES): Likewise.
3471 (REG_CLASS_CONTENTS): Likewise.
3472 * config/arc/arc.md (*movqi_insn): Add code density instructions.
3473 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
3474 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
3475 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
3476 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
3478 (h, Rcd, Rsd, Rzd): New register constraints.
3479 (T): Use compact_memory_operand_p function.
3480 * config/arc/predicates.md (compact_load_memory_operand): Remove.
3482 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3484 * config/sh/sh.md (*negnegt, *movtt): Remove.
3486 2016-05-02 Marek Polacek <polacek@redhat.com>
3487 Tom de Vries <tom@codesourcery.com>
3489 PR tree-optimization/70700
3490 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
3491 bigger than FIRST_REF_NODE.
3493 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3496 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
3498 (prepare_cbranch_operands): Don't use scratch register. Assume that
3499 function is used when pseudos can be created.
3500 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
3501 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
3502 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
3503 define_expand. Allow it only when pseudos can be created.
3504 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
3506 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
3508 * config/i386/constraints.md (BC): Only allow -1 operands.
3509 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
3510 Add "enabled" attribute. Update XI mode attribute calculation.
3511 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
3512 (*movoi_internal_avx): Update XI mode attribute calculation.
3513 (*movti_internal): Ditto.
3515 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3517 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
3518 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
3520 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
3522 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
3523 statement on instruction code. Remove trailing spaces.
3524 (altivec_expand_stv_builtin): Likewise.
3526 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3528 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
3529 (TARGET_FPU_DOUBLE): Simplify.
3530 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
3531 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
3532 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
3533 with 'TARGET_FPU_DOUBLE'.
3534 * config/sh/sh.md: Likewise.
3536 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
3538 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
3539 SH_DIV_STR_FOR_SIZE): Remove.
3540 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
3541 SH_DIV_STR_FOR_SIZE): Remove.
3543 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3545 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
3546 logical_reg_operand): Delete.
3547 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
3548 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
3549 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
3550 match_operand and match_test.
3551 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
3552 variables on their first use. Return bool values.
3553 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
3554 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
3555 arith_reg_operand for input operand. Remove empty constraints.
3557 (*xorsi3_compact): Rename to xorsi3.
3558 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
3559 (*zero_extend<mode>si2_disp_mem): Update comment.
3562 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3564 * config/sh/t-sh: Remove SH5 support.
3565 * config.gcc: Likewise.
3566 * configure: Likewise.
3568 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3570 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
3572 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3574 * config/sh/sh.c (register_sh_passes, sh_option_override,
3575 sh_print_operand, prepare_move_operands,
3576 sh_can_follow_jump): Remove TARGET_SH1 checks.
3577 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
3578 PROMOTE_MODE): Likewise.
3579 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
3582 2016-04-30 Alan Modra <amodra@gmail.com>
3584 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
3585 restoring when fixed_reg_p, but allow out-of-line or stmw save.
3586 Check for user regs later to avoid unnecessary looping over regs.
3587 Merge user reg check with non-saved reg check. Don't force
3588 inline VR restore when static chain used.
3589 (rs6000_frame_related): Omit eh_frame info for user regs when
3591 (fixed_regs_p): Delete.
3593 2016-04-30 Alan Modra <amodra@gmail.com>
3595 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
3596 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
3599 2016-04-30 Alan Modra <amodra@gmail.com>
3602 * config/rs6000/rs6000.c (fixed_reg_p): New function.
3603 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
3606 2016-04-30 Alan Modra <amodra@gmail.com>
3608 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3609 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
3610 flag_pic test for Darwin.
3612 2016-04-30 Alan Modra <amodra@gmail.com>
3614 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
3615 throw_calls_crossed.
3616 (REG_FREQ_CALLS_CROSSED): Delete.
3617 (REG_N_THROWING_CALLS_CROSSED): Delete.
3618 * regstat.c (regstat_bb_compute_ri): Don't calculate
3619 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
3620 (dump_reg_info): Don't print call cross frequency.
3621 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
3622 and REG_N_THROWING_CALLS_CROSSED.
3624 2016-04-30 Alan Modra <amodra@gmail.com>
3626 * regs.h (struct reg_info_t): Delete live_length.
3627 (REG_LIVE_LENGTH): Delete macro.
3628 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
3629 local_live, local_processed and local_live_last_luid params.
3630 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
3632 (regstat_compute_ri): Adjust for above. Don't set
3634 (dump_reg_info): Don't print live length.
3635 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
3636 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
3637 Localize loop_depth var.
3639 2016-04-30 Alan Modra <amodra@gmail.com>
3641 * ira.c (enum valid_equiv): New.
3642 (validate_equiv_mem): Return enum.
3643 (update_equiv_mem): Create replacement in more cases.
3644 (add_store_equivs): Update validate_equiv_mem call.
3646 2016-04-30 Alan Modra <amodra@gmail.com>
3648 * ira.c (combine_and_move_insns): Rather than scanning insns,
3649 use DF infrastucture to find use and def insns.
3651 2016-04-30 Alan Modra <amodra@gmail.com>
3653 ira.c (combine_and_move_insns): Move invariant conditions..
3654 (ira.c): ..to here. Call combine_and_move_insns before
3655 add_store_equivs. Call grow_reg_equivs later. Allocate
3656 req_equiv later using max_reg_num() rather than global max_regno.
3657 (contains_replace_regs): Delete.
3658 (add_store_equivs): Remove contains_replace_regs test.
3660 2016-04-30 Alan Modra <amodra@gmail.com>
3662 * ira.c (struct equiv_mem_data): New.
3663 (equiv_mem, equiv_mem_modified): Delete static vars.
3664 (validate_equiv_mem_from_store): Use "data" param to communicate..
3665 (validate_equiv_mem): ..from here.
3667 2016-04-30 Alan Modra <amodra@gmail.com>
3669 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
3671 (update_reg_equivs): ..here. Move allocation and freeing of
3672 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
3673 end_alias_analysis to..
3676 2016-04-30 Alan Modra <amodra@gmail.com>
3678 * ira.c (pdx_subregs): Delete.
3679 (struct equivalence): Add pdx_subregs field.
3680 (set_paradoxical_subreg): Remove pdx_subregs param. Update
3682 (update_equiv_regs): Don't create or free pdx_subregs. Update
3685 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3687 * config/rs6000/altivec.h: Change definitions of vec_xl and
3689 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
3690 (LD_ELEMREV_V2DI): New.
3691 (LD_ELEMREV_V4SF): New.
3692 (LD_ELEMREV_V4SI): New.
3693 (LD_ELEMREV_V8HI): New.
3694 (LD_ELEMREV_V16QI): New.
3695 (ST_ELEMREV_V2DF): New.
3696 (ST_ELEMREV_V2DI): New.
3697 (ST_ELEMREV_V4SF): New.
3698 (ST_ELEMREV_V4SI): New.
3699 (ST_ELEMREV_V8HI): New.
3700 (ST_ELEMREV_V16QI): New.
3703 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3704 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
3705 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
3706 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
3707 (altivec_expand_builtin): Add handling for
3708 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
3709 (rs6000_invalid_builtin): Add error-checking for
3710 RS6000_BTM_P9_VECTOR.
3711 (altivec_init_builtins): Define builtins used to implement vec_xl
3713 (rs6000_builtin_mask_names): Define power9-vector.
3714 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
3715 (RS6000_BTM_P9_VECTOR): Define.
3716 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
3717 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
3718 (vsx_ld_elemrev_v2df): Likewise.
3719 (vsx_ld_elemrev_v4sf): Likewise.
3720 (vsx_ld_elemrev_v4si): Likewise.
3721 (vsx_ld_elemrev_v8hi): Likewise.
3722 (vsx_ld_elemrev_v16qi): Likewise.
3723 (vsx_st_elemrev_v2df): Likewise.
3724 (vsx_st_elemrev_v2di): Likewise.
3725 (vsx_st_elemrev_v4sf): Likewise.
3726 (vsx_st_elemrev_v4si): Likewise.
3727 (vsx_st_elemrev_v8hi): Likewise.
3728 (vsx_st_elemrev_v16qi): Likewise.
3729 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
3732 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
3734 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
3736 (simplify_control_stmt_condition_1): ... here. Recurse into
3737 BIT_AND_EXPRs and BIT_IOR_EXPRs.
3739 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
3742 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
3743 (zero_extendqi<mode>2_dot): Revert earlier conversion from
3744 define_insn_and_split to define_insn.
3745 (zero_extendqi<mode>2_dot2): Same.
3746 (extendqi<mode>2_dot): Same.
3747 (extendqi<mode>2_dot2): Same.
3749 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3751 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
3752 (probe_stack): New expander.
3753 (probe_stack_<mode>): New insn pattern.
3755 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3757 * config/i386/i386.md
3758 (operations with memory inputs setting flags peephole2):
3759 Remove uneeded REG_P checks. Cleanup pattern generation.
3761 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
3763 * tree-vect-loop.c (vect_transform_loop): Fix
3764 nb_iterations_upper_bound computation for vectorized loop.
3766 2016-04-29 Marek Polacek <polacek@redhat.com>
3767 Jakub Jelinek <jakub@redhat.com>
3770 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
3771 TARGET_EXPR_SLOT as a base.
3773 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
3775 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
3776 with 'rCm2' constraints to limit possible immediate size.
3777 (*load_zeroextendqisi_update): Likewise.
3778 (*load_signextendqisi_update): Likewise.
3779 (*loadhi_update): Likewise.
3780 (*load_zeroextendhisi_update): Likewise.
3781 (*load_signextendhisi_update): Likewise.
3782 (*loadsi_update): Likewise.
3783 (*loadsf_update): Likewise.
3785 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3787 * config/i386/predicates.md (constm1_operand): Fix comparison.
3789 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3791 * testsuite/gcc.target/arc/ieee_eq.c: New test.
3793 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
3795 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
3796 remaining SH5 related settings.
3797 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
3798 shmedia_prepare_call_address): Delete.
3799 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
3800 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
3801 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
3802 UNSUPPORTED_SH2A): Remove m5 checks.
3803 (sh_divide_strategy_e): Remove SH5 division strategies.
3804 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
3805 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
3807 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
3809 * config/s390/s390.c (s390_rtx_costs): Update documentation.
3811 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3813 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
3814 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
3816 * config/s390/vector.md ("mov<mode>"): Likewise.
3818 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
3820 * config/s390/constraints.md ("U", "W"): Invoke
3821 s390_mem_constraint with "ZR" and "ZT".
3822 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
3823 addresses when using LRA. Accept also short displacements for S
3824 and T constraints. Do not check for long displacement target for
3825 S and T constraints.
3826 (s390_mem_constraint): Remove handling of U and W constraints.
3827 * config/s390/s390.md (various patterns): Remove the short
3828 displacement constraints (Q and R) if a long displacement
3829 constraint is present. Add longdisp as required CPU capability.
3830 * config/s390/vector.md: Likewise.
3831 * config/s390/vx-builtins.md: Likewise.
3833 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3836 * reload1.c (reload): Call finish_spills before
3837 restarting reload loop. Skip select_reload_regs
3838 if update_eliminables_and_spill returns true.
3840 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3842 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
3843 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
3844 (umulhisi3_imm): Update predicates and constraint letters.
3845 (umulhisi3_reg): Declare instruction as commutative.
3846 * config/arc/constraints.md (J12, J16): New constraints.
3847 * config/arc/predicates.md (short_unsigned_const_operand): New
3849 (arc_short_operand): Likewise.
3850 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
3852 2016-04-29 Richard Biener <rguenther@suse.de>
3854 PR tree-optimization/13962
3855 PR tree-optimization/65686
3856 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
3857 * tree-ssa-alias.c (ptrs_compare_unequal): New function
3858 using PTA to compare pointers.
3859 * match.pd: Add pattern for pointer equality compare simplification
3860 using ptrs_compare_unequal.
3862 2016-04-29 Richard Biener <rguenther@suse.de>
3864 * stor-layout.c (layout_type): Do not build a pointer-to-element
3867 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3869 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
3870 Use SWI mode iterator. Use general_reg_operand predicate.
3871 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
3872 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
3875 2016-04-29 Jakub Jelinek <jakub@redhat.com>
3878 * fold-const.c (operand_equal_p): Don't verify hash value equality
3880 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
3883 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3886 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
3887 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
3888 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
3889 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
3890 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
3892 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3894 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
3895 to info. Don't initialize separate fields to 0. Clean up
3898 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3900 * config/i386/i386.md (peephole2s for operations with memory inputs):
3901 Use SWI mode iterator.
3902 (peephole2s for operations with memory outputs): Ditto.
3903 Do not check for stack checking probe.
3905 (probe_stack): Remove expander.
3907 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3908 Andrew Burgess <andrew.burgess@embecosm.com>
3910 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
3911 operands as 32-bits.
3913 2016-04-28 Jason Merrill <jason@redhat.com>
3915 * gdbinit.in: Skip line-map.h.
3917 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3918 Andrew Burgess <andrew.burgess@embecosm.com>
3920 * config/arc/arc.c (arc_conditional_register_usage): Take
3921 TARGET_RRQ_CLASS into account.
3922 (arc_print_operand): Support printing 'p' and 's' operands.
3923 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
3925 (TARGET_RRQ_CLASS): Define.
3926 (IS_POWEROF2_OR_0_P): Define.
3927 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
3929 (*tst_movb): New define_insn.
3930 (*tst): Avoid recognition if it could prevent '*tst_movb'
3931 combination; replace c/CnL with c/Chs alternative.
3932 (*tst_bitfield_tst): New define_insn.
3933 (*tst_bitfield_asr): New define_insn.
3934 (*tst_bitfield): New define_insn.
3935 (andsi3_i): Add Rrq variant.
3936 (extzv): New define_expand.
3937 (insv): New define_expand.
3938 (*insv_i): New define_insn.
3939 (*movb): New define_insn.
3940 (*movb_signed): New define_insn.
3941 (*movb_high): New define_insn.
3942 (*movb_high_signed): New define_insn.
3943 (*movb_high_signed + 1): New define_split pattern.
3944 (*mrgb): New define_insn.
3945 (*mrgb + 1): New define_peephole2 pattern.
3946 (*mrgb + 2): New define_peephole2 pattern.
3947 * config/arc/arc.opt (mbitops): New option for nps400, uses
3948 TARGET_NPS_BITOPS_DEFAULT.
3949 * config/arc/constraints.md (q): Make register class conditional.
3950 (Rrq): New register constraint.
3951 (Chs): New constraint.
3952 (Clo): New constraint.
3953 (Chi): New constraint.
3954 (Cbf): New constraint.
3955 (Cbn): New constraint.
3956 (C18): New constraint.
3957 (Cbi): New constraint.
3959 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3961 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
3963 (bitmap_intersection_of_preds): Ditto.
3964 (bitmap_union_of_succs): Ditto.
3965 (bitmap_union_of_preds): Ditto.
3966 * sbitmap.c (do_popcount): Delete.
3967 (BITMAP_DEBUGGING): Delete.
3968 (sbitmap_verify_popcount): Delete.
3969 (sbitmap_alloc): Don't initialize the popcount field.
3970 (sbitmap_alloc_with_popcount): Delete.
3971 (sbitmap_resize): Don't resize the popcount array.
3972 (sbitmap_vector_alloc): Don't initialize the popcount field.
3973 (bitmap_copy): Don't copy the popcount array.
3974 (bitmap_clear): Don't clear the popcount array.
3975 (bitmap_clear): Delete the popcount array handling.
3976 (bitmap_ior_and_compl): Delete the popcount assert.
3977 (bitmap_not): Ditto.
3978 (bitmap_and_compl): Ditto.
3979 (bitmap_and): Delete the popcount array handling.
3980 (bitmap_xor): Ditto.
3981 (bitmap_ior): Ditto.
3982 (bitmap_or_and): Delete the popcount assert.
3983 (bitmap_and_or): Ditto.
3984 (popcount_table): Delete.
3985 (sbitmap_elt_popcount): Delete.
3986 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
3987 (bitmap_set_bit): Delete the popcount assert.
3988 (bitmap_clear_bit): Ditto.
3989 (sbitmap_free): Don't free the popcount array.
3990 (sbitmap_alloc_with_popcount): Delete declaration.
3991 (sbitmap_popcount): Ditto.
3993 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3994 Andrew Burgess <andrew.burgess@embecosm.com>
3996 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
3997 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
3998 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
3999 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4000 * config/arc/arc.opt (mcmem): New option.
4001 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4002 supply length for r/m alternative.
4003 (*extendqisi2_ac): Likewise.
4004 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4006 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4007 (movhi_insn): Likewise.
4008 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4009 (*zero_extendqihi2_i): Add r/Ucm alternative.
4010 (*zero_extendqisi2_ac): Likewise.
4011 (*zero_extendhisi2_i): Likewise.
4012 * config/arc/constraints.md (Uex): New memory constraint.
4013 (Ucm): New define_constraint.
4014 * config/arc/predicates.md (long_immediate_loadstore_operand):
4015 Return 0 for MEM with cmem_address address.
4016 (cmem_address_0): New predicates.
4017 (cmem_address_1): Likewise.
4018 (cmem_address_2): Likewise.
4019 (cmem_address): Likewise.
4021 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4023 * config/rs6000/rs6000.c (machine_function): Rename
4024 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4025 (rs6000_stack_info): Adjust.
4027 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4028 Andrew Burgess <andrew.burgess@embecosm.com>
4030 * config/arc/constraints.md (Usd): Convert to define_constraint.
4034 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4037 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4038 Add new peephole2 where the first insn is *mov<mode>_or instead of
4039 *mov<mode>_internal.
4041 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4043 * tracer.c (bb_seen): Make static.
4045 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4047 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4048 support, setup defaults.
4049 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4050 * config/arc/arc.c (arc_init): Add NPS400 support.
4051 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4052 (TARGET_ARC700): NPS400 is also an ARC700.
4053 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4055 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4058 * config/nds32/nds32.md (casesi): Don't access the operands array
4061 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4063 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4064 (or $-1,reg peephole2): Ditto.
4065 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4067 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4069 * doc/extend.texi (Common Function Attributes) [optimize]:
4070 Discourage use of the optimize attribute.
4072 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4074 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4075 special case builtin.
4076 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4077 ALTIVEC_BUILTIN_VEC_ADDE.
4078 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4079 support for ALTIVEC_BUILTIN_VEC_ADDE.
4080 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4081 for __builtin_vec_adde.
4083 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4085 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4086 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4088 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4091 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4092 attributes): Document cilkplus_runtime.
4094 2016-04-28 Martin Jambor <mjambor@suse.cz>
4096 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4097 this function. Call verify_expr on MEM_REFs and bases of other
4100 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4102 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4103 for WORD_REGISTER_OPERATIONS to runtime check.
4105 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4107 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4109 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4111 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4112 big-endian compilation.
4113 * config/arc/arc.md (addf3): Likewise.
4117 2016-04-28 Richard Biener <rguenther@suse.de>
4119 PR tree-optimization/70840
4120 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4121 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4122 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4123 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4125 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4127 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4128 and explain why in a comment.
4130 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4132 * config/arc/arc.md (cpu_facility): Add fpx variant.
4133 (subdf3): Prohibit use reverse sub when assist operations option
4135 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4136 instructions only when FPX is enabled.
4137 * testsuite/gcc.target/arc/trsub.c: New test.
4139 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4141 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4142 mult_operator when calculating "type" attribute.
4143 (*fop_<mode>_1_i387): Ditto.
4144 (*fop_xf_1_i387): Ditto.
4145 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4146 Use std::swap to swap operands. Use RTL expressions to generate
4149 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4150 Joern Rennecke <joern.rennecke@embecosm.com>
4152 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4154 (emit_pic_move): Remove.
4155 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4156 * config/arc/arc.c (emit_pic_move): Removed.
4157 (TARGET_HAVE_TLS): Define.
4158 (arc_conditional_register_usage): Test for arc_tp_regno.
4159 (arc_print_operand, arc_print_operand_address): Handle TLS
4161 (arc_needs_pcl_p): New function.
4162 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4163 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4164 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4165 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4166 (arc_legitimize_tls_address): Likewise.
4167 (DTPOFF_ZERO_SYM): Define.
4168 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4169 (arc_output_pic_addr_const): Print TLS unspecs.
4170 (prepare_pic_move): New function, replaces emit_pic_move.
4171 (arc_legitimate_constant_p): Handle TLS unspecs.
4172 (arc_legitimate_address_p): Likewise.
4173 (arc_rewrite_small_data_p): Use assert for TLS constants.
4174 (prepare_move_operands): Use prepare_pic_move.
4175 (arc_legitimize_address): Legitimize tls addresses.
4176 (arc_epilogue_uses): Check for arc_tp_regno.
4177 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4178 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4180 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4182 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4183 %(arc_tls_extra_start_spec).
4184 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4185 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4187 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4188 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4189 (UNSPEC_TLS_OFF): Add.
4191 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4192 (get_thread_pointersi): New patterns.
4193 * config/arc/arc.opt (mtp-regno): New option.
4194 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4195 (move_dest_operand): Likewise.
4196 * configure: Regenerate.
4197 * configure.ac: Add arc*-*-* case to test for tls.
4198 * doc/invoke.texi (ARC options): Document mtp-regno.
4200 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4202 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4203 the new ARC HS SIMD instructions.
4204 (arc_preferred_simd_mode): New function.
4205 (arc_autovectorize_vector_sizes): Likewise.
4206 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4207 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4208 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4209 (arc_init_builtins): Add new SIMD builtin types.
4210 (arc_split_move): Handle 64 bit vector moves.
4211 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4212 (TARGET_PLUS_QMACW): Define.
4213 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4214 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4215 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4216 (VSUBADD4H): New builtins.
4217 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4218 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4220 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4221 Matthias Klose <doko@debian.org>
4223 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4225 2016-04-28 Richard Biener <rguenther@suse.de>
4228 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4231 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4233 * common/config/sh/sh-common.c: Remove SH5 support.
4234 * config/sh/constraints.md: Likewise.
4235 * config/sh/config/sh/elf.h: Likewise.
4236 * config/sh/linux.h: Likewise.
4237 * config/sh/netbsd-elf.h: Likewise.
4238 * config/sh/predicates.md: Likewise.
4239 * config/sh/sh-c.c: Likewise.
4240 * config/sh/sh-protos.h: Likewise.
4241 * config/sh/sh.c: Likewise.
4242 * config/sh/sh.h: Likewise.
4243 * config/sh/sh.md: Likewise.
4244 * config/sh/sh.opt: Likewise.
4245 * config/sh/sync.md: Likewise.
4246 * config/sh/sh64.h: Delete.
4247 * config/sh/shmedia.h: Likewise.
4248 * config/sh/shmedia.md: Likewise.
4249 * config/sh/sshmedia.h: Likewise.
4250 * config/sh/t-netbsd-sh5-64: Likewise.
4251 * config/sh/t-sh64: Likewise.
4252 * config/sh/ushmedia.h: Likewise.
4254 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4256 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4257 general_reg_operand instead of register_operand predicate.
4259 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4261 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4263 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4265 * match.pd (A - B > A, A + B < A): New transformations.
4267 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4269 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4270 which defaults to true. Emit an outer pair of parentheses only if
4271 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4272 don't emit parentheses for the right-hand operand.
4274 2016-04-27 Jeff Law <law@redhat.com>
4276 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4278 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4280 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4281 (altivec_lvx_<mode>_internal): Document.
4282 (altivec_lvx_<mode>_2op): New define_insn.
4283 (altivec_lvx_<mode>_1op): Likewise.
4284 (altivec_lvx_<mode>_2op_si): Likewise.
4285 (altivec_lvx_<mode>_1op_si): Likewise.
4286 (altivec_stvx_<mode>): Remove.
4287 (altivec_stvx_<mode>_internal): Document.
4288 (altivec_stvx_<mode>_2op): New define_insn.
4289 (altivec_stvx_<mode>_1op): Likewise.
4290 (altivec_stvx_<mode>_2op_si): Likewise.
4291 (altivec_stvx_<mode>_1op_si): Likewise.
4292 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4293 Expand vec_ld and vec_st during parsing.
4294 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
4296 (altivec_expand_stvx_be): Likewise.
4297 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
4298 address-masking behavior in RTL.
4299 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
4300 address-masking behavior in RTL.
4301 (altivec_expand_builtin): Change builtin code arguments for calls
4302 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
4303 (insn_is_swappable_p): Avoid incorrect swap optimization in the
4304 presence of lvx/stvx patterns.
4305 (alignment_with_canonical_addr): New function.
4306 (alignment_mask): Likewise.
4307 (find_alignment_op): Likewise.
4308 (recombine_lvx_pattern): Likewise.
4309 (recombine_stvx_pattern): Likewise.
4310 (recombine_lvx_stvx_patterns): Likewise.
4311 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
4312 stvx patterns from expand.
4313 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
4315 (vector_altivec_store_<mode>): Likewise.
4317 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
4319 * config/aarch64/aarch64.md
4320 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
4321 remove the "fp" attributes.
4322 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
4323 add the "simd" attributes.
4324 (*movdf_aarch64): Likewise.
4325 (*movtf_aarch64): Remove the "fp" attributes.
4326 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
4327 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
4329 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4331 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
4332 rtx to rtx_code_label *.
4333 * rtl.h (maybe_set_first_label_num): Likewise.
4335 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4337 * df-core.c (df_add_problem): Make the problem param be const.
4338 (df_remove_problem): Make local "problem" be const.
4339 * df-problems.c (problem_RD): Make const.
4340 (problem_LR): Likewise.
4341 (problem_LIVE): Likewise.
4342 (problem_MIR): Likewise.
4343 (problem_CHAIN): Likewise.
4344 (problem_WORD_LR): Likewise.
4345 (problem_NOTE): Likewise.
4346 (problem_MD): Likewise.
4347 * df-scan.c (problem_SCAN): Likewise.
4348 * df.h (struct df_problem): Make field "dependent_problem" be
4350 (struct dataflow): Likewise for field "problem".
4351 (df_add_problem): Make param const.
4353 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4355 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
4356 inter-unit moves to/from vector registers are enabled. Do not disable
4359 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4361 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
4362 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
4364 (enum df_problem_id): ...this new enum.
4365 (struct df_problem): Convert field "id" from "int" to
4368 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4370 * rtl.def: Update comment for "things in the instruction chain" to
4371 reflect the removal of the leading "i" field for INSN_UID in
4372 r210360. Fix bogus apostrophe.
4374 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4376 * config/i386/i386.md
4377 (lea arith with mem operand + setcc peephole2): Set operator mode.
4379 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4382 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4383 (dimode_scalar_to_vector_candidate_p): This.
4384 (timode_scalar_to_vector_candidate_p): New function.
4385 (scalar_to_vector_candidate_p): Likewise.
4386 (timode_check_non_convertible_regs): Likewise.
4387 (timode_remove_non_convertible_regs): Likewise.
4388 (remove_non_convertible_regs): Likewise.
4389 (remove_non_convertible_regs): Renamed to ...
4390 (dimode_remove_non_convertible_regs): This.
4391 (scalar_chain::~scalar_chain): Make it virtual.
4392 (scalar_chain::compute_convert_gain): Make it pure virtual.
4393 (scalar_chain::mark_dual_mode_def): Likewise.
4394 (scalar_chain::convert_insn): Likewise.
4395 (scalar_chain::convert_registers): Likewise.
4396 (scalar_chain::add_to_queue): Make it protected.
4397 (scalar_chain::emit_conversion_insns): Likewise.
4398 (scalar_chain::replace_with_subreg): Likewise.
4399 (scalar_chain::replace_with_subreg_in_insn): Likewise.
4400 (scalar_chain::convert_op): Likewise.
4401 (scalar_chain::convert_reg): Likewise.
4402 (scalar_chain::make_vector_copies): Likewise.
4403 (scalar_chain::convert_registers): New pure virtual function.
4404 (class dimode_scalar_chain): New class.
4405 (class timode_scalar_chain): Likewise.
4406 (scalar_chain::mark_dual_mode_def): Renamed to ...
4407 (dimode_scalar_chain::mark_dual_mode_def): This.
4408 (timode_scalar_chain::mark_dual_mode_def): New function.
4409 (timode_scalar_chain::convert_insn): Likewise.
4410 (dimode_scalar_chain::convert_registers): Likewise.
4411 (scalar_chain::compute_convert_gain): Renamed to ...
4412 (dimode_scalar_chain::compute_convert_gain): This.
4413 (scalar_chain::replace_with_subreg): Renamed to ...
4414 (dimode_scalar_chain::replace_with_subreg): This.
4415 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
4416 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
4417 (scalar_chain::make_vector_copies): Renamed to ...
4418 (dimode_scalar_chain::make_vector_copies): This.
4419 (scalar_chain::convert_reg): Renamed to ...
4420 (dimode_scalar_chain::convert_reg ): This.
4421 (scalar_chain::convert_op): Renamed to ...
4422 (dimode_scalar_chain::convert_op): This.
4423 (scalar_chain::convert_insn): Renamed to ...
4424 (dimode_scalar_chain::convert_insn): This.
4425 (scalar_chain::convert): Call convert_registers.
4426 (convert_scalars_to_vector): Change to scalar_chain pointer to
4427 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
4428 in 32-bit mode. Delete scalar_chain pointer. Call
4429 free_dominance_info in 64-bit mode.
4430 (pass_stv::gate): Remove TARGET_64BIT check.
4431 (ix86_option_override): Put the 64-bit STV pass before the CSE
4434 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
4436 * dwarf2out.h (struct dw_loc_descr_node): Remove the
4437 dw_loc_frame_offset field.
4438 * dwarf2out.c (new_loc_descr): Likewise.
4439 (resolve_args_picking_1): Turn the VISITED hash set into a
4440 FRAME_OFFSET hash map. Use it to associate a frame offset to
4441 visited nodes. Remove uses of the CHECKING_P macro.
4442 (resolve_args_picking): Update call to resolve_args_picking_1.
4444 2016-04-27 Martin Liska <mliska@suse.cz>
4446 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
4447 (free_loop_data): Release vuses of groups.
4449 2016-04-27 Bin Cheng <bin.cheng@arm.com>
4451 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
4452 instead of redundant use_id and boolean have_use_for.
4453 (struct iv_use): Change sub_id into group_id. Remove field next.
4454 Move fields: related_cands, n_map_members, cost_map and selected
4456 (struct iv_group): ... here. New structure.
4457 (struct iv_common_cand): Use structure declaration directly.
4458 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
4459 (MAX_CONSIDERED_USES): Rename macro to ...
4460 (MAX_CONSIDERED_GROUPS): ... here.
4461 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
4462 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
4463 (dump_uses): Rename to ...
4464 (dump_groups): ... here. Update all uses.
4465 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
4466 (find_induction_variables): Refactor format of dump information.
4467 (record_sub_use): Delete.
4468 (record_use): Update all uses.
4469 (record_group): New function.
4470 (record_group_use, find_interesting_uses_op): Call above functions.
4472 (find_interesting_uses_cond): Ditto.
4473 (group_compare_offset): New function.
4474 (split_all_small_groups): Rename to ...
4475 (split_small_address_groups_p): ... here. Update all uses.
4476 (split_address_groups): Update all uses.
4477 (find_interesting_uses): Refactor format of dump information.
4478 (add_candidate_1): Update all uses. Remove redundant check on iv,
4480 (add_candidate, record_common_cand): Remove redundant assert.
4481 (add_iv_candidate_for_biv): Update use.
4482 (add_iv_candidate_derived_from_uses): Update all uses.
4483 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
4484 (alloc_use_cost_map): Ditto.
4485 (set_use_iv_cost, get_use_iv_cost): Rename to ...
4486 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
4487 (determine_use_iv_cost_generic): Ditto.
4488 (determine_group_iv_cost_generic): Ditto.
4489 (determine_use_iv_cost_address): Ditto.
4490 (determine_group_iv_cost_address): Ditto.
4491 (determine_use_iv_cost_condition): Ditto.
4492 (determine_group_iv_cost_cond): Ditto.
4493 (determine_use_iv_cost): Ditto.
4494 (determine_group_iv_cost): Ditto.
4495 (set_autoinc_for_original_candidates): Update all uses.
4496 (find_iv_candidates): Update all uses. Refactor dump information.
4497 (determine_use_iv_costs): Ditto.
4498 (determine_iv_costs): Ditto.
4499 (iv_ca_cand_for_use): Rename to ...
4500 (iv_ca_cand_for_group): ... here. Update all uses.
4501 (iv_ca_add_use, iv_ca_add_group): Ditto.
4502 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
4503 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
4504 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
4505 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
4506 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
4507 (create_new_iv, adjust_iv_update_pos): Ditto.
4508 (rewrite_use_address): Delete.
4509 (rewrite_use_address_1): Rename to ...
4510 (rewrite_use_address): ... here.
4511 (rewrite_use_compare): Update all uses.
4512 (rewrite_use): Delete.
4513 (rewrite_uses): Rename to ...
4514 (rewrite_groups): ... here. Update all uses.
4515 (remove_unused_ivs, free_loop_data): Update all uses.
4516 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
4518 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4520 * rtlanal.c (nonzero_bits1): Convert preprocessor check
4521 for WORD_REGISTER_OPERATIONS to runtime check.
4523 2016-04-27 Richard Biener <rguenther@suse.de>
4526 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
4527 aggregate_value_p to determine if a function result is
4528 returned by reference.
4529 (ipa_pta_execute): Functions having their address taken are
4530 not automatically nonlocal.
4532 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4535 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
4536 * fold-const.c (operand_equal_p): If flag_checking and
4537 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
4538 and if it returns non-zero, assert iterative_hash_expr on both
4541 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4543 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
4545 2016-04-27 Nick Clifton <nickc@redhat.com>
4548 * varasm.c (merge_weak): Generate an error if an attempt is made
4549 to convert a non-weak static function into a weak, public function.
4551 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4553 * params.def (MAX_PARTITION_SIZE): New param.
4554 * doc/invoke.texi: Document lto-max-partition.
4556 2016-04-27 Richard Biener <rguenther@suse.de>
4559 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
4560 function cummulating used_from_other_partition, externally_visible
4561 and force_output from aliases.
4562 (refered_from_nonlocal_var): Likewise.
4563 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
4564 node flags properly.
4566 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4568 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
4569 (-Wmemset-elt-size): New item.
4571 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
4574 * stor-layout.h (internal_reference_types): Delete.
4575 * stor-layout.c (reference_types_internal): Likewise.
4576 (internal_reference_types): Likewise.
4577 (layout_type) <REFERENCE_TYPE>: Adjust.
4579 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4582 * tree.h (inchash::add_expr): Add FLAGS argument.
4583 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
4584 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
4585 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
4586 Formatting fix. Adjust recursive calls. For tcc_comparison,
4587 if swap_tree_comparison (code) is smaller than code, hash that
4588 and arguments in the other order. Hash CONVERT_EXPR the same
4589 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
4590 of ADDR_EXPR of decl as the decl itself. Add or remove
4591 OEP_ADDRESS_OF from recursive flags as needed. For
4592 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
4593 operands commutatively and only the third one normally.
4594 For internal CALL_EXPR hash in CALL_EXPR_IFN.
4596 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
4598 * config/rtems.h (LIB_SPEC): Add -latomic.
4600 2016-04-27 Joel Sherrill <joel@rtems.org>
4602 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
4603 xilink.ld and flags not relevant to RTEMS.
4605 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
4607 * toplev.c (backend_init_target): Avoid calling init_reload when using
4610 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4612 * reorg.c (try_merge_delay_insns): Declare i and j inside the
4613 for loops rather than one for the whole function.
4615 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4617 * match.pd (X + CST CMP X): New transformation.
4619 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4621 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
4622 * fold-const.c (fold_binary_loc): Remove 2 transformations
4623 superseded by match.pd.
4624 * match.pd (x+x -> x*2): Generalize to integers.
4626 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
4628 * config/i386/i386.md (operation on memory peephole): Duplicate an
4629 existing peephole and adapt it to match lea rather than an operation
4632 PR rtl-optimization/57193
4633 * opts.c (default_options_table): Add OPT_frename_registers at -O2
4635 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
4637 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4639 * tree-if-conv.c (any_pred_load_store): New static variable.
4640 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
4641 any_pred_load_store instead of and_mask_load_store.
4642 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
4643 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
4644 (combine_blocks, tree_if_conversion): Ditto.
4646 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4648 PR tree-optimization/70771
4649 PR tree-optimization/70775
4650 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
4651 virtual PHI nodes. Delete parameter.
4652 (if_convertible_loop_p_1): Delete argument to above function.
4653 (predicate_all_scalar_phis): Delete code handling single-argument
4655 (tree_if_conversion): Mark and update virtual SSA.
4657 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4660 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
4661 (x86_elf_aligned_common): Rename to ...
4662 (x86_elf_aligned_decl_common): ... this.
4663 Add decl arg. Switch to .lbss for largecomm object. Use
4664 LARGECOMM_SECTION_ASM_OP.
4665 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
4667 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
4668 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
4670 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4671 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
4673 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4676 * config/i386/i386.c (SECTION_LARGE): Define.
4677 (x86_64_elf_select_section): Set it for large data/bss sections.
4678 Only clear SECTION_WRITE for .lrodata.
4679 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
4681 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
4682 * varasm.c (default_elf_asm_named_section): Grow flagchars.
4683 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
4685 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
4686 * doc/tm.texi: Regenerate.
4688 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4691 * configure.ac (--enable-checking): Document extra flag, for
4692 non-release builds default to --enable-checking=yes,extra.
4693 If misc checking and extra checking, define CHECKING_P to 2 instead
4695 * common.opt (fchecking=): Add.
4696 * doc/invoke.texi (-fchecking=): Document.
4697 * doc/install.texi: Document --enable-checking changes.
4698 * configure: Regenerated.
4699 * config.in: Regenerated.
4701 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4703 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
4704 attribute instead of which_alternative.
4705 * config/i386/sse.md (*mov<mode>_internal): Ditto.
4706 Use EXT_REX_SSE_REG_P where appropriate.
4708 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4710 * config/i386/predicates.md (const0_operand): Do not match
4711 const_wide_int code.
4712 (const1_operand): Ditto.
4714 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4716 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
4717 for SSE constm1 operands and TARGET_AVX512VL.
4718 (*movti_internal): Ditto.
4719 (*mov<mode>_or): Use constm1_operand predicate.
4720 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
4721 for SSE vector_all_ones operands and TARGET_AVX512VL.
4722 * config/i386/predicates.md (constm1_operand): New predicate.
4723 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
4724 emission of constant -1 load.
4726 2016-04-25 Jason Merrill <jason@redhat.com>
4728 * gdbinit.in: Skip is-a.h.
4730 * attribs.c (register_scoped_attributes): Fix logic.
4731 * attribs.h: Declare register_scoped_attributes.
4733 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4735 * config/rs6000/rs6000-builtin.def: Correct pasto error for
4736 stxvd2x and stxvw4x built-in functions.
4738 2016-04-25 DJ Delorie <dj@redhat.com>
4740 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
4741 (ashrhi3): Likewise.
4742 (lshrhi3): Likewise.
4744 2016-04-25 Richard Biener <rguenther@suse.de>
4746 PR tree-optimization/70780
4747 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
4749 (compute_antic): Mark blocks with abnormal preds as visited as
4750 they have a final empty antic-in solution already.
4752 2016-04-25 Michael Collison <michael.collison@linaro.org>
4754 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
4756 2016-04-25 Michael Collison <michael.collison@linaro.org>
4758 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
4759 mode is VQI to improve mixed mode vectorization.
4760 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
4761 define_insn to match low half of signed vaddw.
4762 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
4763 define_insn to match high half of signed vaddw.
4764 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
4765 define_insn to match low half of unsigned vaddw.
4766 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
4767 define_insn to match high half of unsigned vaddw.
4768 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
4769 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4770 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
4772 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4773 * config/arm/predicates.md (vect_par_constant_high): Support
4774 big endian and simplify by calling
4775 arm_simd_check_vect_par_cnst_half
4776 (vect_par_constant_low): Likewise.
4778 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4780 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
4781 predicate for operand 2.
4783 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
4784 H.J. Lu <hongjiu.lu@intel.com>
4786 * config/i386/i386-protos.h (standard_sse_constant_p): Add
4787 machine_mode argument.
4788 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
4789 constm1_rtx operands. For VOIDmode constants, get mode from
4790 pred_mode. Check mode size if the mode is supported by ABI.
4791 (standard_sse_constant_opcode): Do not use standard_constant_p.
4792 Strictly check ABI support for all-ones operands.
4793 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
4794 immediates. Update calls to standard_sse_constant_p.
4795 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
4796 (ix86_rtx_costs): Ditto.
4797 * config/i386/i386.md (*movxi_internal_avx512f): Use
4798 nonimmediate_or_sse_const_operand instead of vector_move_operand.
4799 Use (v,BC) alternative instead of (v,C). Use register_operand
4800 checks instead of MEM_P.
4801 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
4802 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
4803 isa attribute. Use register_operand checks instead of MEM_P.
4804 (*movti_internal): Use nonimmediate_or_sse_const_operand for
4805 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
4806 alternative and corresponding sse2 isa attribute.
4807 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
4808 to standard_sse_constant_p.
4809 (FP constant splitters): Ditto.
4810 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
4812 * config/i386/predicates.md (constm1_operand): Remove.
4813 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
4814 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
4815 vector_all_ones_operand instead of constm1_operand.
4817 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4819 * print-rtl.c (print_rtx_insn_vec): New function.
4820 * print-rtl.h: New prototype.
4821 * store-motion.c (struct st_expr): Make avail_stores a vector.
4822 (st_expr_entry): Adjust.
4823 (free_st_expr_entry): Likewise.
4824 (print_store_motion_mems): Likewise.
4825 (find_moveable_store): Likewise.
4826 (compute_store_table): Likewise.
4827 (delete_store): Likewise.
4828 (build_store_vectors): Likewise.
4830 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4832 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
4834 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4836 * vec.h (vec_safe_contains): New function.
4837 (vec::contains): Likewise.
4838 (vec::begin): Likewise.
4839 (vec::end): Likewise.
4841 2016-04-23 Jakub Jelinek <jakub@redhat.com>
4844 * cfgexpand.c (expand_stack_vars): Fix typo.
4846 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4848 * system.h (list, map, set, vector): Include conditionally.
4849 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
4850 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
4851 * ipa-icf.c (INCLUDE_LIST): Define.
4852 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
4853 * config/sh/sh.c (INCLUDE_VECTOR): Define.
4854 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
4855 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
4856 * cp/logic.cc (INCLUDE_LIST): Define.
4857 * fortran/trans-common.c (INCLUDE_MAP): Define.
4859 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4861 * auto-profile.c: Remove <string.h> include.
4862 * ipa-icf-gimple.c: Remove <list> include.
4863 * diagnostic.c: Remove <new> include.
4864 * genmatch.c: Likewise.
4865 * pretty-print.c: Likewise.
4866 * toplev.c: Likewise
4867 * c/c-objc-common.c: Likewise.
4868 * cp/error.c: Likewise.
4869 * fortran/error.c: Likewise.
4871 2016-04-22 Richard Biener <rguenther@suse.de>
4873 * lto-streamer-in.c (input_ssa_names): Do not allocate
4874 GIMPLE_NOP for all SSA names.
4875 * lto-streamer-out.c (output_ssa_names): Do not output
4876 SSA names that should have been released.
4878 2016-04-22 Richard Biener <rguenther@suse.de>
4880 PR tree-optimization/70740
4881 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
4884 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
4887 * config/i386/predicates.md (call_insn_operand): Replace
4888 sibcall_memory_operand with memory_operand.
4890 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
4892 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
4893 has_single_use() tests.
4894 (register_edge_assert_for_1): Likewise.
4895 (find_assert_locations_1): Check the liveness bitmap instead of
4896 checking has_single_use().
4898 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
4901 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
4902 Extract AVX-512BW constraint from AVX.
4904 2016-04-21 Richard Biener <rguenther@suse.de>
4906 PR tree-optimization/70725
4907 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
4908 for phi_convertible_by_degenerating_args.
4909 (predicate_all_scalar_phis): Handle single-argument PHIs.
4911 2016-04-21 Richard Biener <rguenther@suse.de>
4914 * fold-const.c (fold_comparison): Return properly typed
4917 2016-04-21 Bin Cheng <bin.cheng@arm.com>
4919 PR tree-optimization/70715
4920 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
4921 after expanding BASE using expand_simple_operations.
4923 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4925 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
4926 New transformations.
4928 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4930 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
4932 2016-04-20 Jan Hubicka <jh@suse.cz>
4934 * ipa-inline.c (can_inline_edge_p): Pass caller info to
4935 ultiimate_alias_target.
4936 (update_callee_keys): Likewise.
4937 (lookup_recursive_calls): Likewise.
4938 (speculation_useful_p): Likewise.
4940 2016-04-20 Jan Hubicka <jh@suse.cz>
4943 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
4944 (set_nothrow_flag_1): ... this; handle interposition correctly;
4945 recurse on aliases and thunks.
4946 (cgraph_node::set_nothrow_flag): New.
4947 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
4948 functions compiled with non-call exceptions that binds to current
4950 (propagate_nothrow): Be safe WRT interposition.
4951 * cgraph.h (set_nothrow_flag): Update prototype.
4953 2016-04-18 Jan Hubicka <jh@suse.cz>
4955 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4956 max_loop_iterations_int.
4957 (tree_unswitch_outer_loop): Likewise.
4959 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4961 PR tree-optimization/69489
4962 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
4963 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
4964 Revise dump message.
4965 (if_convertible_bb_p): Remove check on edge count of basic block's
4968 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4970 PR tree-optimization/56625
4971 PR tree-optimization/69489
4972 * tree-data-ref.h (DR_INNERMOST): New macro.
4973 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
4974 hashing struct innermost_loop_behavior.
4975 (ref_DR_map): Remove.
4976 (innermost_DR_map): New map.
4977 (baseref_DR_map): Revise comment.
4978 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
4979 to innermost_DR_map accroding to its innermost loop behavior.
4980 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
4981 to its innermost loop behavior.
4982 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
4983 Add initialization for innermost_DR_map. Record memory reference
4984 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
4985 have innermost loop behavior.
4986 (if_convertible_loop_p): Remove release for ref_DR_map. Release
4989 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
4991 * config/i386/i386.md (*lea<mode>_general_1): Rename from
4992 *lea_general_1. Use explicit SWI12 mode interator.
4993 (*lea<mode>_general_2): Rename from *lea_general_2.
4994 Use explicit SWI12 mode interator.
4995 (*lea<mode>_general_3): Rename from *lea_general_3.
4996 Use explicit SWI12 mode interator.
4997 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
4998 Use explicit SWI12 mode interator.
4999 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5000 Use explicit SWI48 mode interator.
5002 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5004 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5005 Short-cut unaligned load and store cases. Handle all integer
5007 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5008 and store cases. Call ix86_avx256_split_vector_move_misalign
5009 directly without checking mode class.
5011 2016-04-20 Andrew Pinski <apinski@cavium.com>
5012 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5015 * config/aarch64/aarch64.md (sibcall): Force call
5016 address to be DImode for ILP32.
5017 (sibcall_value): Likewise.
5019 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5021 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5023 2016-04-20 Richard Biener <rguenther@suse.de>
5025 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5026 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5027 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5028 (maybe_push_res_to_seq): Adjust.
5029 * gimple-fold.c (maybe_build_generic_op): Likewise.
5031 2016-04-20 Marek Polacek <polacek@redhat.com>
5033 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5036 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5038 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5039 use kmovw to support AVX512F target.
5041 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5043 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5045 2016-04-20 Marek Polacek <polacek@redhat.com>
5047 PR tree-optimization/70725
5048 * tree-if-conv.c (is_false_predicate): New function.
5049 (predicate_mem_writes): Use it.
5051 2016-04-20 Richard Biener <rguenther@suse.de>
5053 PR tree-optimization/70726
5054 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5055 shift amounts from a pattern stmt operand.
5057 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5060 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5061 stack_restore_from_fpr pattern when restoring r15.
5062 (s390_optimize_prologue): Strip away the memory barrier in the
5063 parallel when trying to get rid of restore insns.
5064 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5065 definition for loading the stack pointer from an FPR. Compared to
5066 the normal move insn this pattern includes a full memory barrier.
5068 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5071 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5072 implicitly linear or lastprivate iterator on the outer context.
5074 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5076 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5078 * config/i386/i386.md (ssememalign): Removed.
5079 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5081 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5084 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5085 const short * to __builtin_ia32_loaddquhi512_mask.
5086 (_mm512_maskz_loadu_epi16): Likewise.
5087 (_mm512_mask_storeu_epi16): Pass short * to
5088 __builtin_ia32_storedquhi512_mask.
5089 (_mm512_mask_loadu_epi8): Pass const char * to
5090 __builtin_ia32_loaddquqi512_mask.
5091 (_mm512_maskz_loadu_epi8): Likewise.
5092 (_mm512_mask_storeu_epi8): Pass char * to
5093 __builtin_ia32_storedquqi512_mask.
5094 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5095 const double * to __builtin_ia32_loadupd512_mask.
5096 (_mm512_mask_loadu_pd): Likewise.
5097 (_mm512_maskz_loadu_pd): Likewise.
5098 (_mm512_storeu_pd): Pass double * to
5099 __builtin_ia32_storeupd512_mask.
5100 (_mm512_mask_storeu_pd): Likewise.
5101 (_mm512_loadu_ps): Pass const float * to
5102 __builtin_ia32_loadups512_mask.
5103 (_mm512_mask_loadu_ps): Likewise.
5104 (_mm512_maskz_loadu_ps): Likewise.
5105 (_mm512_storeu_ps): Pass float * to
5106 __builtin_ia32_storeups512_mask.
5107 (_mm512_mask_storeu_ps): Likewise.
5108 (_mm512_mask_loadu_epi64): Pass const long long * to
5109 __builtin_ia32_loaddqudi512_mask.
5110 (_mm512_maskz_loadu_epi64): Likewise.
5111 (_mm512_mask_storeu_epi64): Pass long long *
5112 to __builtin_ia32_storedqudi512_mask.
5113 (_mm512_loadu_si512): Pass const int * to
5114 __builtin_ia32_loaddqusi512_mask.
5115 (_mm512_mask_loadu_epi32): Likewise.
5116 (_mm512_maskz_loadu_epi32): Likewise.
5117 (_mm512_storeu_si512): Pass int * to
5118 __builtin_ia32_storedqusi512_mask.
5119 (_mm512_mask_storeu_epi32): Likewise.
5120 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5121 char * to __builtin_ia32_storedquqi256_mask.
5122 (_mm_mask_storeu_epi8): Likewise.
5123 (_mm256_mask_loadu_epi16): Pass const short * to
5124 __builtin_ia32_loaddquhi256_mask.
5125 (_mm256_maskz_loadu_epi16): Likewise.
5126 (_mm_mask_loadu_epi16): Pass const short * to
5127 __builtin_ia32_loaddquhi128_mask.
5128 (_mm_maskz_loadu_epi16): Likewise.
5129 (_mm256_mask_loadu_epi8): Pass const char * to
5130 __builtin_ia32_loaddquqi256_mask.
5131 (_mm256_maskz_loadu_epi8): Likewise.
5132 (_mm_mask_loadu_epi8): Pass const char * to
5133 __builtin_ia32_loaddquqi128_mask.
5134 (_mm_maskz_loadu_epi8): Likewise.
5135 (_mm256_mask_storeu_epi16): Pass short * to.
5136 __builtin_ia32_storedquhi256_mask.
5137 (_mm_mask_storeu_epi16): Pass short * to.
5138 __builtin_ia32_storedquhi128_mask.
5139 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5140 const double * to __builtin_ia32_loadupd256_mask.
5141 (_mm256_maskz_loadu_pd): Likewise.
5142 (_mm_mask_loadu_pd): Pass onst double * to
5143 __builtin_ia32_loadupd128_mask.
5144 (_mm_maskz_loadu_pd): Likewise.
5145 (_mm256_mask_storeu_pd): Pass double * to
5146 __builtin_ia32_storeupd256_mask.
5147 (_mm_mask_storeu_pd): Pass double * to
5148 __builtin_ia32_storeupd128_mask.
5149 (_mm256_mask_loadu_ps): Pass const float * to
5150 __builtin_ia32_loadups256_mask.
5151 (_mm256_maskz_loadu_ps): Likewise.
5152 (_mm_mask_loadu_ps): Pass const float * to
5153 __builtin_ia32_loadups128_mask.
5154 (_mm_maskz_loadu_ps): Likewise.
5155 (_mm256_mask_storeu_ps): Pass float * to
5156 __builtin_ia32_storeups256_mask.
5157 (_mm_mask_storeu_ps): ass float * to
5158 __builtin_ia32_storeups128_mask.
5159 (_mm256_mask_loadu_epi64): Pass const long long * to
5160 __builtin_ia32_loaddqudi256_mask.
5161 (_mm256_maskz_loadu_epi64): Likewise.
5162 (_mm_mask_loadu_epi64): Pass const long long * to
5163 __builtin_ia32_loaddqudi128_mask.
5164 (_mm_maskz_loadu_epi64): Likewise.
5165 (_mm256_mask_storeu_epi64): Pass long long * to
5166 __builtin_ia32_storedqudi256_mask.
5167 (_mm_mask_storeu_epi64): Pass long long * to
5168 __builtin_ia32_storedqudi128_mask.
5169 (_mm256_mask_loadu_epi32): Pass const int * to
5170 __builtin_ia32_loaddqusi256_mask.
5171 (_mm256_maskz_loadu_epi32): Likewise.
5172 (_mm_mask_loadu_epi32): Pass const int * to
5173 __builtin_ia32_loaddqusi128_mask.
5174 (_mm_maskz_loadu_epi32): Likewise.
5175 (_mm256_mask_storeu_epi32): Pass int * to
5176 __builtin_ia32_storedqusi256_mask.
5177 (_mm_mask_storeu_epi32): Pass int * to
5178 __builtin_ia32_storedqusi128_mask.
5179 * config/i386/i386-builtin-types.def (PCSHORT): New.
5181 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5182 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5183 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5184 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5185 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5186 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5187 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5188 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5189 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5190 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5191 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5192 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5193 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5194 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5195 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5196 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5197 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5198 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5199 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5200 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5201 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5202 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5203 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5204 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5205 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5206 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5207 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5208 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5209 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5210 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5211 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5212 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5213 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5214 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5215 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5216 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5217 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5218 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5219 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5220 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5221 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5222 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5223 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5224 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5225 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5226 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5227 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5228 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5229 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5231 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5232 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5234 (ix86_expand_vector_move_misalign): Likewise.
5235 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5236 to scalar function prototype for unaligned load/store builtins.
5237 (ix86_expand_special_args_builtin): Updated.
5238 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5239 (UNSPEC_STOREU): Likewise.
5240 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5241 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5242 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5243 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5244 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5245 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5246 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5247 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5248 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5249 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5250 (<avx512>_storedqu<mode>_mask): Likewise.
5251 (*sse4_2_pcmpestr_unaligned): Likewise.
5252 (*sse4_2_pcmpistr_unaligned): Likewise.
5253 (*mov<mode>_internal): Renamed to ...
5254 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5255 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5256 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5257 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5259 2016-04-19 Richard Biener <rguenther@suse.de>
5261 PR tree-optimization/70171
5262 * tree-ssa-phiprop.c: Include stor-layout.h.
5263 (phiprop_insert_phi): Handle the aggregate copy case.
5264 (propagate_with_phi): Likewise.
5266 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5268 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5269 instead of simplify_gen_subreg (... , 0).
5270 (ix86_delegitimize_address): Ditto.
5271 (ix86_split_divmod): Ditto.
5272 (ix86_split_copysign_const): Ditto.
5273 (ix86_split_copysign_var): Ditto.
5274 (ix86_expand_args_builtin): Ditto.
5275 (ix86_expand_round_builtin): Ditto.
5276 (ix86_expand_special_args_builtin): Ditto.
5277 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5278 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5279 (udivmodqi4): Ditto.
5280 (absneg splitters): Ditto.
5281 (*jcc_bt<mode>_1): Ditto.
5283 2016-04-19 Richard Biener <rguenther@suse.de>
5285 PR tree-optimization/70724
5286 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5287 restoring out from ...
5288 (free_scc_vn): ... here.
5289 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5290 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
5292 (pass_fre::execute): Restore SSA info.
5294 2016-04-19 Richard Biener <rguenther@suse.de>
5296 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
5297 * gimple-walk.c (walk_gimple_op): Initialize it.
5298 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
5299 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
5300 remapping SSA names of defs.
5301 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
5304 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
5307 * lra-constraints.c (equiv_substition_p): New.
5308 (process_alt_operands): Use it.
5309 (swap_operands): Swap it.
5310 (curr_insn_transform): Update it.
5312 2016-04-18 Michael Matz <matz@suse.de>
5314 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
5315 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5316 * tree-core.h (tree_type_common.align): Use bit-field.
5317 (tree_type_common.spare): New.
5318 (tree_decl_common.off_align): Make smaller.
5319 (tree_decl_common.align): Use bit-field.
5321 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
5322 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
5323 (scan_sharing_clauses): Ditto.
5324 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5325 (omp_finish_file): Ditto.
5326 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
5327 (layout_decl): Ditto.
5328 (relayout_decl): Ditto.
5329 (finalize_record_size): Use SET_TYPE_ALIGN.
5330 (finalize_type_size): Ditto.
5331 (finish_builtin_struct): Ditto.
5332 (layout_type): Ditto.
5333 (initialize_sizetypes): Ditto.
5334 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
5335 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
5336 (lookup_field_for_decl): Use SET_DECL_ALIGN.
5337 (get_chain_field): Ditto.
5338 (get_trampoline_type): Ditto.
5339 (get_nl_goto_field): Ditto.
5340 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
5342 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
5343 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
5344 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5345 (build_qualified_type): Use SET_TYPE_ALIGN.
5346 (build_aligned_type, build_range_type_1): Ditto.
5347 (build_atomic_base): Ditto.
5348 (build_common_tree_nodes): Ditto.
5349 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
5350 (expand_one_stack_var_at): Ditto.
5351 * coverage.c (build_var): Use SET_DECL_ALIGN.
5352 * except.c (init_eh): Ditto.
5353 * function.c (assign_parm_setup_block): Ditto.
5354 * symtab.c (increase_alignment_1): Ditto.
5355 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
5356 * tree-vect-stmts.c (ensure_base_align): Ditto.
5357 * varasm.c (align_variable): Ditto.
5358 (assemble_variable): Ditto.
5359 (build_constant_desc): Ditto.
5360 (output_constant_def_contents): Ditto.
5362 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
5363 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
5364 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
5365 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
5366 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
5368 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
5371 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
5372 replace %vmovsd with "%vmovq".
5373 (vec_concatv2df): Likewise.
5375 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
5377 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
5378 (*vec_extractv2si_0): Ditto.
5379 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
5380 (zero_extended_scalar_load_operand splitters): Ditto.
5381 (vec_extract splitters): Ditto.
5382 (*vec_extractv4si_0_zext): Ditto.
5383 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5385 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5386 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5387 (*sse4_1_extractps): Use lowpart_subreg.
5388 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5390 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5392 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
5394 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
5395 Mention Solaris 11 packaging changes.
5396 Update gas and gld requirements.
5397 Remove reference to pre-Solaris 10 bug.
5398 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
5400 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
5403 2016-04-17 Jan Hubicka <jh@suse.cz>
5405 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
5406 max_loop_iterations_int.
5408 2016-04-18 Richard Biener <rguenther@suse.de>
5410 PR tree-optimization/43434
5411 * tree-ssa-structalias.c (struct vls_data): New.
5412 (visit_loadstore): Handle all pointer-based accesses.
5413 (compute_dependence_clique): Compute a bitmap of restrict tags
5414 assigned bases and pass it to visit_loadstore.
5416 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
5419 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
5420 armv8.1-a and armv8.1-a+crc.
5422 2016-04-18 Richard Biener <rguenther@suse.de>
5424 PR tree-optimization/70701
5425 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
5426 references after translating through a memcpy.
5428 2016-04-18 Richard Biener <rguenther@suse.de>
5430 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
5431 (compute_antic): ... here. For partial antic use regular
5432 postorder and scrap iteration.
5433 (compute_partial_antic_aux): Remove unused return value.
5434 (init_pre): Do not allocate postorder.
5435 (fini_pre): Do not free postorder.
5437 2016-04-18 Richard Biener <rguenther@suse.de>
5440 * expmed.c (extract_bit_field_1): Remove broken case
5441 using a wider MODE_INT mode.
5443 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
5445 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
5446 unless compiling with at least GCC-4.8.
5448 2016-04-17 Jan Hubicka <jh@suse.cz>
5451 * graphite.c (graphite_finalize): Update call to
5452 tree_estimate_probability.
5453 * predict.h (tree_estimate_probability): Update prototype.
5455 2016-04-17 Jan Hubicka <jh@suse.cz>
5457 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
5458 (tree_estimate_probability): Likewise.
5459 (pass_profile::execute): Update.
5460 (report_predictor_hitrates): New function.
5461 * profile.c (compute_branch_probabilities): Use it.
5462 * predict.h (report_predictor_hitrates): Declare.
5464 2016-04-17 Jan Hubicka <jh@suse.cz>
5467 * cgraph.h (cgraph_node::set_const_flag,
5468 cgraph_node::set_pure_flag): Update prototype to return bool;
5470 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
5471 of interposable symbol are interposable, too.
5472 (cgraph_set_const_flag_1): Rename to ...
5473 (set_const_flag_1): ... this one; change to self recursive function
5474 instead of call_for_symbol_thunks_and_aliases. Handle correctly
5475 clearnig the flag in all variants and also virtual thunks of const
5476 functions are pure; track if any change was done.
5477 (cgraph_node::set_const_flag): Update.
5478 (struct set_pure_flag_info): New struct.
5479 (cgraph_set_pure_flag_1): Rename to ...
5480 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
5481 rather than pointer encoded flags; track if any changes was done;
5482 handle correctly clearning flag and setting flag of aliases already
5484 (cgraph_node::set_pure_flag): Update.
5485 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
5487 2016-04-17 Tom de Vries <tom@codesourcery.com>
5490 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
5493 2016-04-17 Tom de Vries <tom@codesourcery.com>
5495 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
5496 '{}<> ' as escape-for-record.
5498 2016-04-17 Tom de Vries <tom@codesourcery.com>
5500 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
5503 2016-04-17 Tom de Vries <tom@codesourcery.com>
5506 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
5507 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
5508 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
5509 * passes.c (finish_optimization_passes): Only call
5510 finish_graph_dump_file if dfi->graph_dump_initialized.
5511 (execute_function_dump, pass_init_dump_file): Use
5512 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
5514 2016-04-17 Tom de Vries <tom@codesourcery.com>
5516 PR tree-optimization/70256
5517 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
5518 (debug_varmap): New function.
5520 2016-04-17 Tom de Vries <tom@codesourcery.com>
5523 * passes.c (pass_manager::register_pass): Propagate pflags.
5525 2016-04-17 Tom de Vries <tom@codesourcery.com>
5528 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
5529 * passes.c (pass_manager::pass_manager): Declare and init p_start in
5530 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
5531 check if it's equal to p_start.
5532 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
5534 2016-04-15 Jan Hubicka <jh@suse.cz>
5537 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
5538 function does not bind to current def.
5539 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
5540 handle conservatively calls to functions that does not need to bind
5542 (check_call): Update call of worse_state.
5543 (ignore_edge_for_nothrow): Update.
5544 (ignore_edge_for_pure_const): Likewise.
5545 (propagate_pure_const): Update calls to worse_state.
5546 (skip_function_for_local_pure_const): Reformat comments.
5548 2016-04-15 Jan Hubicka <jh@suse.cz>
5551 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
5552 (cgraph_node::function_symbol): Likewise.
5553 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5554 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
5555 (symtab_node::ultimate_alias_target): Add REF parameter.
5556 (symtab_node::binds_to_current_def_p): Declare.
5557 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
5558 (cgraph_node::function_symbol): Likewise.
5559 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5560 (cgraph_node::get_availability): Likewise.
5561 (cgraph_edge::binds_to_current_def_p): New inline function.
5562 (varpool_node::get_availability): Add REF parameter.
5563 (varpool_node::ultimate_alias_target): Likewise.
5564 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
5565 (symtab_node::binds_to_current_def_p): Likewise.
5566 * varpool.c (varpool_node::get_availability): Likewise.
5568 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5571 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
5572 Fix mode size check.
5574 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5576 * BASE-VER: Set to 7.0.0.
5578 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
5580 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
5582 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5584 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
5585 architecture revisions.
5587 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
5589 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
5590 * config/i386/i386.c (ix86_using_red_zone): No longer static.
5591 * config/i386/i386.md (stack decrement to push peepholes): Guard
5592 with !x86_using_red_zone ().
5594 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5597 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
5598 to dump_generic_node.
5599 (NIY): Pass also flags to do_niy.
5601 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
5603 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
5604 (simd_clone_vector_of_formal_parm_types)
5605 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
5606 (simd_clone_mangle, simd_clone_create)
5607 (simd_clone_adjust_return_type, create_tmp_simd_array)
5608 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
5609 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
5610 (ipa_simd_modify_function_body, simd_clone_linear_addend)
5611 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
5612 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
5613 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
5614 * omp-simd-clone.c: ... this new file.
5615 (simd_clone_vector_of_formal_parm_types): Make it static.
5616 * Makefile.in (OBJS): Add omp-simd-clone.o.
5618 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5621 * config/i386/sse.md: Use proper memory operand modifiers.
5624 2016-04-15 Richard Biener <rguenther@suse.de>
5625 Alan Modra <amodra@gmail.com>
5627 PR tree-optimization/70130
5628 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
5629 when alignment stays not the same and no not use the realign
5632 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5635 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5636 direct move handlers for KFmode. Change TFmode handlers test from
5637 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
5639 2016-04-14 Jakub Jelinek <jakub@redhat.com>
5642 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
5643 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
5644 (inlined_polymorphic_ctor_dtor_block_p): Use it.
5645 * tree-ssa-live.c (remove_unused_scope_block_p): When
5646 in_ctor_dtor_block, avoid discarding not just BLOCKs with
5647 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
5648 block_ultimate_origin is FUNCTION_DECL.
5649 (remove_unused_locals): If current_function_decl is
5650 polymorphic_ctor_dtor_p, pass initial true to
5651 remove_unused_scope_block_p' is_ctor_dtor_block.
5653 2016-04-14 Martin Sebor <msebor@redhat.com>
5658 * doc/extend.texi (Variable Length): Revert.
5660 2016-04-14 Marek Polacek <polacek@redhat.com>
5661 Jan Hubicka <hubicka@ucw.cz>
5664 * tree.c (verify_type): Disable the canonical type of main variant
5667 2016-04-14 Jason Merrill <jason@redhat.com>
5669 * cfgexpand.c, expr.c: Revert previous change.
5671 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
5674 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
5675 when building a mem ref for the incoming reduction variable.
5677 2016-04-14 Richard Biener <rguenther@suse.de>
5679 PR tree-optimization/70614
5680 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
5681 loop if the evolution dropped to chrec_dont_know.
5682 (interpret_condition_phi): Likewise.
5684 2016-04-14 Richard Biener <rguenther@suse.de>
5686 PR tree-optimization/70623
5687 * tree-ssa-pre.c (changed_blocks): Make global ...
5688 (compute_antic): ... local here. Move and fix worklist
5689 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
5690 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
5691 worklist handling, dump when ANTIC_IN changed.
5692 (compute_partial_antic_aux): Remove worklist handling.
5693 (init_pre): Do not compute post dominators. Add a comment about
5694 the CFG order chosen.
5695 (fini_pre): Do not free post dominators.
5697 2016-04-13 Martin Sebor <msebor@redhat.com>
5702 * doc/extend.texi (Variable Length): Document C++ specifics.
5704 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5707 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
5708 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
5709 eh edges have been purged.
5712 * tree-sra.c (create_access_replacement,
5713 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
5715 * tree-pretty-print.c (dump_fancy_name): New function.
5716 (dump_decl_name, dump_generic_node): Use it.
5718 2016-04-13 Jason Merrill <jason@redhat.com>
5720 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
5721 * expr.c (expand_expr_real_1): Likewise.
5723 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
5725 * config/i386/i386.md (kunpckhi): Swap operands.
5726 (kunpcksi): Likewise.
5727 (kunpckdi): Likewise.
5728 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
5729 (vec_pack_trunc_<mode>): Likewise.
5731 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5734 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
5737 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
5738 gimplification turns some element into non-constant.
5741 * rtl.h (convert_memory_address_addr_space_1): New prototype.
5742 * explow.c (convert_memory_address_addr_space_1): No longer static,
5743 add NO_EMIT argument and don't call convert_modes if true, pass
5744 it down recursively, remove break after return.
5745 (convert_memory_address_addr_space): Adjust caller.
5746 * simplify-rtx.c (simplify_unary_operation_1): Call
5747 convert_memory_address_addr_space_1 instead of convert_memory_address,
5748 if it returns NULL, don't simplify.
5750 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
5753 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
5755 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5757 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5758 Bump the upper SIMDLEN limits, so that if the return type or
5759 characteristic type if the return type is void can be passed in
5760 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
5763 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5766 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
5767 Do not use "=" constraint on an input constraint.
5768 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5769 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5770 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
5771 generates (neg (abs ...)) instead of (abs ...).
5773 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5775 PR rtl-optimization/70596
5776 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
5777 just invalidate LRA data and reset them. Adjust dump wording.
5779 2016-04-12 Martin Liska <mliska@suse.cz>
5782 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5784 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5786 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5787 max_loop_iterations_int.
5788 (tree_unswitch_outer_loop): Likewise.
5789 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5790 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5792 2016-04-12 Tom de Vries <tom@codesourcery.com>
5794 PR tree-optimization/68756
5795 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
5796 instead of new_name.
5798 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5800 PR tree-optimization/70602
5801 * tree-sra.c (generate_subtree_copies): Don't write anything into
5802 constant pool decls.
5804 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
5805 regardless whether there are depend clauses or not.
5807 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5810 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
5811 target attribute and pragma from changing the -mfloat128
5812 and -mfloat128-hardware options.
5814 * doc/extend.texi (Additional Floating Types): Document PowerPC
5815 __float128 restrictions.
5817 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5820 * config/aarch64/driver-aarch64.c
5821 (aarch64_get_extension_string_for_isa_flags): New.
5822 (arch_extension): Rename to...
5823 (aarch64_arch_extension): ...This.
5824 (ext_to_feat_string): Rename to...
5825 (aarch64_extensions): ...This.
5826 (aarch64_core_data): Keep track of architecture extension flags.
5827 (cpu_data): Rename to...
5828 (aarch64_cpu_data): ...This.
5829 (aarch64_arch_driver_info): Keep track of architecture extension
5831 (get_arch_name_from_id): Rename to...
5832 (get_arch_from_id): ...This, change return type.
5833 (host_detect_local_cpu): Update and reformat for renames, handle
5834 extensions through common infrastructure.
5836 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5839 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
5840 track of a canonical flag name.
5841 (all_extensions): Likewise.
5842 (arch_to_arch_name): Also track extension flags enabled by the arch.
5843 (all_architectures): Likewise.
5844 (aarch64_parse_extension): Move to here.
5845 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
5847 (aarch64_rewrite_selected_cpu): Update for above change.
5848 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
5849 are handled, such that the single explicit value enabled by an
5850 extension is kept seperate from the implicit values it also enables.
5851 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
5853 (aarch64_parse_extension): New.
5854 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
5855 here to config/aarch64/aarch64-protos.h.
5856 (aarch64_parse_extension): Move from here to
5857 common/config/aarch64/aarch64-common.c.
5858 (aarch64_option_print): Update.
5859 (aarch64_declare_function_name): Likewise.
5860 (aarch64_start_file): Likewise.
5861 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
5862 the canonical flag for extensions.
5863 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
5866 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5868 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
5871 2016-04-09 Tom de Vries <tom@codesourcery.com>
5873 PR tree-optimization/68953
5874 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
5875 first to last subscript.
5877 2016-04-09 Jakub Jelinek <jakub@redhat.com>
5879 PR tree-optimization/70586
5880 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
5883 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
5887 PR tree-optimization/70373
5891 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
5892 clauses for acc parallel reductions as necessary. Error on those
5894 * omp-low.c (scan_sharing_clauses): Don't install variables which
5895 are used in acc parallel reductions.
5896 (lower_rec_input_clauses): Remove dead code.
5897 (lower_oacc_reductions): Add support for reference reductions.
5898 (lower_reduction_clauses): Remove dead code.
5899 (lower_omp_target): Don't remap variables appearing in acc parallel
5901 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
5903 2016-04-08 Jakub Jelinek <jakub@redhat.com>
5906 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
5907 with multiple SSA_NAME defs, force the outputs other than first
5908 to be live before calling live_track_process_def on each output.
5910 PR rtl-optimization/70574
5911 * fwprop.c (forward_propagate_and_simplify): Don't add
5912 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
5913 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
5914 paradoxical subregs within *loc.
5916 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
5918 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
5919 -ftree-parallelize-loops={0,1}.
5920 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
5921 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
5922 * config/ia64/hpux.h (LIB_SPEC): Likewise.
5923 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
5924 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
5926 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
5929 * asan.c (instrument_derefs): If we get unknown location, extract it
5931 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
5933 2016-04-08 Tom de Vries <tom@codesourcery.com>
5935 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
5936 implicit firstprivate clause.
5938 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5941 * config/arm/thumb2.md (tst + branch-> lsls + branch
5942 peephole below *orsi_not_shiftsi_si): Require that condition
5943 register is dead after the peephole.
5944 (second peephole after the above): Likewise.
5946 2016-04-08 Alan Modra <amodra@gmail.com>
5949 * builtins.c (fold_builtin_classify): For IBM extended precision,
5950 look at just the high-order double to test for NaN.
5951 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
5952 test just the high double for Inf but both doubles for subnormal
5955 2016-04-07 Jakub Jelinek <jakub@redhat.com>
5957 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
5958 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
5959 node->simdclone->mask_mode != VOIDmode masks.
5960 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
5961 earlier, use it instead of node->simdclone.
5962 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5963 Set clonei->mask_mode.
5965 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5968 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
5969 Pass it through to cp_parser_already_scoped_statement.
5970 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
5971 it through to cp_parser_statement.
5972 (cp_parser_statement): Pass IF_P through to
5973 cp_parser_iteration_statement.
5974 (cp_parser_pragma): Adjust call to
5975 cp_parser_iteration_statement.
5977 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5980 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
5981 resolve a future -Wparentheses warning.
5982 * omp-low.c (scan_sharing_clauses): Likewise.
5983 * tree-parloops.c (eliminate_local_variables): Likewise.
5985 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
5987 PR rtl-optimization/70398
5988 * lra-constraints.c (process_address_1): Check zero scale and code
5989 for reloading with zero scale.
5991 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
5993 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
5994 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
5996 2016-04-06 Jakub Jelinek <jakub@redhat.com>
5998 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5999 Add support for AVX512F clones, include them by default for
6000 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6001 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6005 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6006 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6007 firstprivate clauses.
6008 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6009 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6010 (lower_omp_target): Set TREE_NO_WARNING for
6011 non-addressable possibly uninitialized vars which are copied into
6012 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6014 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6016 * config/pa/predicates.md (integer_store_memory_operand): Accept
6017 REG+D operands with a large offset when reload_in_progress is true.
6018 (floating_point_store_memory_operand): Likewise.
6020 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6023 * match.pd (nested int casts): Limit to GIMPLE.
6025 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6028 * ipa-devirt.c (maybe_record_node): Fix comment; use
6029 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6031 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6033 PR rtl-optimization/70542
6034 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6035 if there are any uses other than insn or debug insns.
6037 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6038 Jakub Jelinek <jakub@redhat.com>
6040 PR tree-optimization/70509
6041 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6042 Shift HOST_WIDE_INT_1U instead of 1.
6044 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6046 PR tree-optimization/70509
6047 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6048 of the vector base type for index.
6050 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6053 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6055 2016-04-05 Richard Biener <rguenther@suse.de>
6057 PR tree-optimization/70526
6058 * tree-sra.c (build_ref_for_offset): Use prev_base to
6059 extract the alias pointer type.
6061 2016-04-05 Richard Biener <rguenther@suse.de>
6063 * dse.c (struct store_info): Remove alias_set member.
6064 (struct read_info_type): Likewise.
6065 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6066 spill_deleted, clear_alias_set_lookup): Remove.
6067 (get_group_info): Remove dead base == NULL_RTX case.
6068 (dse_step0): Remove initialization of removed variables.
6069 (delete_dead_store_insn): Reomve alias set dumping.
6070 (free_read_records): Remove alias_set handling.
6071 (canon_address): Remove alias_set_out parameter.
6072 (record_store): Remove spill_alias_set, it's always zero.
6073 (check_mem_read_rtx): Likewise.
6074 (dse_step2): Rename from ...
6075 (dse_step2_nospill): ... this. Adjust.
6076 (scan_stores): Rename from ...
6077 (scan_stores_nospill): ... this.
6078 (scan_reads): Rename from ...
6079 (scan_reads_nospill): ... this.
6080 (scan_stores_spill, scan_reads_spill): Remove.
6081 (dse_step3_scan): Remove for_spills argument which is always false.
6082 (dse_step3): Likewise.
6083 (dse_step5): Rename from ...
6084 (dse_step5_nospill): ... this. Remove alias_set handling.
6085 (rest_of_handle_dse): Adjust.
6087 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6090 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6091 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6092 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6093 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6095 2016-04-05 Richard Biener <rguenther@suse.de>
6098 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6099 non-register type temporaries into SSA.
6101 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6104 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6105 calls when sanitizing.
6106 (possible_polymorphic_call_target_p): Fix formatting.
6108 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6109 Jakub Jelinek <jakub@redhat.com>
6112 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6113 to ensure a call statement is compatible with a built-in's
6115 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6118 2016-04-04 Richard Biener <rguenther@suse.de>
6120 PR rtl-optimization/70484
6121 * rtl.h (canon_output_dependence): Declare.
6122 * alias.c (canon_output_dependence): New function.
6123 * dse.c (record_store): Use canon_output_dependence rather
6124 than canon_true_dependence.
6126 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6129 * cgraph.h (symtab_node::copy_visibility_from): New function.
6130 * symtab.c (symtab_node::copy_visibility_from): New function.
6131 * ipa-visibility.c (optimize_weakref): New function.
6132 (function_and_variable_visibility): Use it.
6134 2016-04-04 Martin Liska <mliska@suse.cz>
6137 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6138 value that is really in range handled by SBR instruction.
6139 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6140 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6141 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6143 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6147 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6148 set, but not for SP_REG operands.
6150 2016-04-02 Martin Sebor <msebor@redhat.com>
6153 * fold-const.c (maybe_nonzero_address): New function.
6154 (fold_comparison): Call it. Fold equality and relational
6155 expressions involving null pointers.
6156 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6158 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6160 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6161 the "Y" constraint (scalar FP 0.0 immediate).
6163 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6164 Add the "const_double" to the list of operand constraints.
6166 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6168 PR rtl-optimization/70467
6169 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6170 If low word of the last operand is 0, just emit addition/subtraction
6173 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6176 * config/s390/s390.c (s390_expand_insv): Check for everything
6177 constant instead of just VOIDmode stuff.
6179 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6182 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6184 2016-04-01 Nathan Sidwell <nathan@acm.org>
6186 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6188 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6190 PR rtl-optimization/70461
6191 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6194 2016-03-31 Martin Liska <mliska@suse.cz>
6197 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6198 a tree value or an immediate integer value to a buffer
6199 that is eventually copied to a BRIG section.
6200 (emit_immediate_operand): Call the function here.
6201 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6202 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6203 of class' fields that are removed.
6204 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6205 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6206 m_brig_repr_size fields.
6208 2016-03-31 Martin Liska <mliska@suse.cz>
6211 * hsa-gen.c (hsa_function_representation::update_dominance): New
6213 (convert_addr_to_flat_segment): Likewise.
6214 (gen_hsa_memory_set): New alignment argument.
6215 (gen_hsa_ctor_assignment): Likewise.
6216 (gen_hsa_insns_for_single_assignment): Provide alignment
6217 to gen_hsa_ctor_assignment.
6218 (gen_hsa_insns_for_direct_call): Add new argument.
6219 (expand_lhs_of_string_op): New function.
6220 (expand_string_operation_builtin): Likewise.
6221 (expand_memory_copy): New function.
6222 (expand_memory_set): New function.
6223 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6224 (convert_switch_statements): Change signature.
6225 (generate_hsa): Use a return value of the function.
6226 (pass_gen_hsail::execute): Do not call
6227 convert_switch_statements here.
6228 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6229 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6230 (hsa_function_representation::update_dominance): New function.
6232 2016-03-31 Martin Liska <mliska@suse.cz>
6235 * hsa-brig.c (emit_directive_variable): Emit alignment
6236 according to hsa_symbol::m_align.
6237 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6238 (dump_hsa_symbol): Dump alignment of HSA symbols.
6239 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6240 (gen_hsa_addr_with_align): New function.
6241 (hsa_bitmemref_alignment): Use newly added function.
6242 (gen_hsa_insns_for_load): Likewise.
6243 (gen_hsa_insns_for_store): Likewise.
6244 (gen_hsa_memory_copy): New argument added.
6245 (gen_hsa_insns_for_single_assignment): Respect
6246 alignment for assignments processed via gen_hsa_memory_copy.
6247 (gen_hsa_insns_for_direct_call): Likewise.
6248 (gen_hsa_insns_for_return): Likewise.
6249 (gen_function_def_parameters): Set default alignment.
6250 * hsa.c (hsa_object_alignment): New function.
6251 (hsa_byte_alignment): Pasted function.
6252 * hsa.h (hsa_symbol::m_align): New field.
6254 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6256 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6257 scratch field for goto case.
6259 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6261 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6263 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6266 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6267 (scalar_chain::convert_insn): Call convert_op for reg
6268 moves to handle undefined registers.
6270 2016-03-31 Nathan Sidwell <nathan@acm.org>
6273 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6274 Assert we don't want to move backwards.
6276 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6279 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6281 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6283 PR rtl-optimization/70460
6284 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6285 with operand from REG_LABEL_OPERAND, instead substitute
6286 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6287 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6289 2016-03-31 Martin Liska <mliska@suse.cz>
6291 * passes.c (execute_one_pass): Do not call
6292 todo_after for a discarded function.
6294 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6296 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
6297 (no_cost, infinite_cost): Initialize the new field.
6298 (get_computation_cost_at): Record setup cost.
6299 (determine_use_iv_cost_address): Skip cost computation for sub
6300 uses if we can estimate it without losing accuracy.
6302 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6304 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6306 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6307 max_loop_iterations_int.
6308 (tree_unswitch_outer_loop): Likewise.
6309 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6310 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6312 2016-03-30 Richard Biener <rguenther@suse.de>
6315 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
6317 2016-03-30 Jakub Jelinek <jakub@redhat.com>
6320 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
6321 in gen_blendm expander.
6323 2016-03-30 Nick Clifton <nickc@redhat.com>
6326 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
6327 case where we are already provided with an SImode SUBREG.
6329 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
6332 * config/i386/i386.c (ix86_expand_epilogue): Properly check
6333 conflict between DRAP register and __builtin_eh_return.
6335 2016-03-30 Michael Matz <matz@suse.de>
6336 Richard Biener <rguenther@suse.de>
6339 * ipa-polymorphic-call.c (struct type_change_info): Change
6340 speculative to an unsigned allowing to limit the work we do.
6341 (csftc_abort_walking_p): New inline function..
6342 (check_stmt_for_type_change): Limit the number of may-defs
6343 skipped for speculative devirtualization to
6344 max-speculative-devirt-maydefs.
6345 * params.def (max-speculative-devirt-maydefs): New param.
6346 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
6348 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
6351 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
6354 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
6356 PR tree-optimization/59124
6357 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
6358 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
6360 2016-03-29 Jeff Law <law@redhat.com>
6362 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
6364 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6366 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
6369 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
6371 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
6372 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
6373 gcrt0.o if linking dynamically.
6375 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6378 * ipa-devirt.c (methods_equal_p): New function.
6379 (compare_virtual_tables): Use it.
6380 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6381 * cgraphclones.c (clone_function_name_1): Use
6382 symbol_table::symbol_suffix_separator.
6383 * coverage.c (build_var): Likewise.
6384 * symtab.c (symbol_table::symbol_suffix_separator): New.
6386 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6388 PR rtl-optimization/70429
6389 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6390 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6391 mode != result_mode.
6394 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
6396 PR tree-optimization/70405
6397 * ssa-iterators.h (num_imm_uses): Add missing braces.
6399 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
6401 PR rtl-optimization/68695
6402 * ira-color.c (allocno_copy_cost_saving): New.
6403 (improve_allocation): Use it.
6405 2016-03-29 Richard Henderson <rth@redhat.com>
6408 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
6410 2016-03-29 Richard Biener <rguenther@suse.de>
6413 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
6414 use alignment returned by get_pointer_alignment_1 if it is
6415 bigger than BITS_PER_UNIT.
6416 * builtins.c (get_pointer_alignment_1): Do not return true
6417 for alignment extracted from SSA info.
6419 2016-03-28 James Bowman <james.bowman@ftdichip.com>
6421 * config/ft32/ft32.opt (mnodiv): New.
6422 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
6423 * doc/invoke.texi (FT32 Options -mnodiv): New.
6425 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
6428 * config/i386/i386.md (define_split, andn): Fix modes.
6430 2016-03-26 Richard Biener <rguenther@suse.de>
6431 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6434 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
6436 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
6437 as 2nd argument to cl_optimization_restore().
6439 2016-03-25 Richard Henderson <rth@redhat.com>
6442 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
6443 * config/aarch64/aarch64-protos.h: Declare it.
6444 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
6446 2016-03-25 Alan Modra <amodra@gmail.com>
6449 * config/rs6000/constraints.md (j): Simplify.
6450 * config/rs6000/predicates.md (easy_fp_constant): Exclude
6452 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
6453 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
6454 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
6455 in all constraint alternatives.
6456 (movtd_64bit_nodm): Delete "j" constraint alternative.
6458 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6460 * tree-ssa-propagate.c: Enhance docs for
6461 SSA_PROP_NOT_INTERESTING.
6463 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6465 * doc/extend.texi: Fix typo in documentation to pure attribute.
6467 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
6470 * config/pa/pa.md (bswapdi2): Use a scratch register.
6472 2016-03-24 Richard Henderson <rth@redhat.com>
6475 * fold-const.c (extract_muldiv_1): Correct test for multiplication
6478 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
6480 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
6481 using ix86_expand_binary_operator instead of gen_andsi3.
6483 2016-03-24 Richard Biener <rguenther@suse.de>
6485 PR tree-optimization/70396
6486 * tree-vect-stmts.c (vectorizable_comparison): Use
6487 get_vectype_for_scalar_type.
6489 2016-03-24 Richard Biener <rguenther@suse.de>
6492 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
6493 with register bases.
6495 2016-03-24 Richard Biener <rguenther@suse.de>
6497 PR tree-optimization/70372
6498 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
6499 build_all_ones_cst to also handle vector types correctly.
6501 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6504 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
6507 2016-03-23 Marek Polacek <polacek@redhat.com>
6510 * doc/invoke.texi: Document -Wignored-attributes.
6512 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6514 PR tree-optimization/69042
6515 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
6516 parameter from 30 to 40.
6518 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6520 PR tree-optimization/69042
6521 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
6522 for use with constant offset stripped in base.
6524 2016-03-23 Richard Biener <rguenther@suse.de>
6527 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
6528 mode compatibility check.
6529 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6531 2016-03-23 Jeff Law <law@redhat.com>
6533 PR tree-optimization/64058
6534 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
6536 (struct ssa_conflicts): Move up earlier in the file.
6537 (conflicts_, var_map_): New static variables.
6538 (initialize_conflict_count): New function to initialize the
6539 CONFLICT_COUNT field for each conflict pair.
6540 (compare_pairs): Lazily initialize the conflict count and use it
6541 as the first tie-breaker.
6542 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
6543 and wipe conflicts_ and map_ around the call to qsort. Remove
6544 special case for 2 coalesce pairs.
6545 * bitmap.c (bitmap_count_unique_bits): New function.
6546 (bitmap_count_bits_in_word): New function, extracted from
6548 (bitmap_count_bits): Use bitmap_count_bits_in_word.
6549 * bitmap.h (bitmap_count_unique_bits): Declare it.
6551 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
6554 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
6555 transparent alias chain for decl assembler name.
6556 * config/sol2.c (solaris_assemble_visibility): Likewise.
6558 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6560 * config/arm/arm1020e.md (1020call_op): Reduce reservation
6562 (v10_fdivs): Likewise.
6563 (v10_fdivd): Likewise.
6565 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6568 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
6569 to not call fclose twice on file.
6571 2016-03-23 Jakub Jelinek <jakub@redhat.com>
6573 PR tree-optimization/70354
6574 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6575 oprnd0 is wider than oprnd1 and there is a cast from the wider
6576 type to oprnd1, mask it with the mask of the narrower type.
6579 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
6580 Optimize TARGET_STV splitters, if high or low word of last argument
6583 2016-03-22 Jeff Law <law@redhat.com>
6586 tree-ssa-threadbackward.c
6587 (fsm_find_control_statement_thread_paths): Correctly distinguish
6588 between old style jump threads vs FSM jump threads.
6590 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
6593 * config/i386/i386.c (scalar_chain::convert_op): Support
6594 uninitialized register usage case.
6596 2016-03-22 Richard Biener <rguenther@suse.de>
6599 * genmatch.c (gen_transform): Adjust last parameter to a three-state
6601 (capture::gen_transform): ... to change behavior when substituting
6602 a condition into cond or not-cond expr context.
6603 (dt_simplify::gen_1): Adjust.
6604 * gimple-match-head.c: Include gimplify.h for unshare_expr.
6605 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
6606 last change and instead change to
6607 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
6608 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6610 2016-03-22 Anthony Green <green@moxielogic.com>
6612 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
6613 issue for moxiebox targets.
6614 (CC1PLUS_SPEC): Ditto.
6616 2016-03-22 Richard Biener <rguenther@suse.de>
6619 * fold-const.c (extract_muldiv_1): Properly perform multiplication
6622 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6624 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
6626 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6629 * config/i386/i386.c (def_builtin): Handle
6630 OPTION_MASK_ISA_AVX512VL to be and-ed with other
6632 (const struct builtin_description bdesc_special_args[]):
6633 Remove duplicate ISA bits.
6635 2016-03-22 Jakub Jelinek <jakub@redhat.com>
6638 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
6639 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
6640 in a way that works also for AVX512BW.
6643 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
6644 instead of source if operands[1] is xmm16 and above and
6645 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
6646 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
6649 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
6650 on assign if (*from_p) is a comparison, set it to
6651 TREE_NO_WARNING (*from_p).
6653 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6656 * lra.c (restore_scratches): Ignore deleted insns.
6658 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
6659 Jakub Jelinek <jakub@redhat.com>
6661 PR tree-optimization/70317
6662 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
6665 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
6668 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
6669 of ix86_expand_move.
6671 (movti): Use general_operand for operand 1 predicate.
6673 2016-03-21 Martin Liska <mliska@suse.cz>
6675 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
6677 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
6679 2016-03-21 Martin Liska <mliska@suse.cz>
6682 * ipa-icf.c (sem_function::parse): Skip static
6683 constructors and destructors.
6685 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6688 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
6689 function-like macro, peek following token(s) if it is followed
6690 by CPP_OPEN_PAREN token with optional padding in between, and
6691 if not, don't treat it like a macro.
6693 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
6694 Alexander Monakov <amonakov@ispras.ru>
6696 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
6697 for the stabs debug format.
6699 2016-03-21 Richard Biener <rguenther@suse.de>
6701 PR tree-optimization/70310
6702 * tree-vect-generic.c (expand_vector_condition): Fold the built
6705 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
6708 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
6709 Block third alternative for AVX-512VL target,
6711 2016-03-21 Martin Liska <mliska@suse.cz>
6714 * hsa-brig.c (emit_function_directives): Mark unemitted
6715 global variables for emission.
6716 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
6717 (get_symbol_for_decl): Likewise.
6718 * hsa.h (struct hsa_symbol): New flag.
6720 2016-03-21 Richard Biener <rguenther@suse.de>
6722 PR tree-optimization/70288
6723 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
6724 we do not estimate unsimplified all-constant conditionals or
6725 switches as optimized away.
6727 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
6729 PR rtl-optimization/69102
6730 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
6731 when we have a readonly dependency context.
6733 2016-03-18 Jeff Law <law@redhat.com>
6735 PR rtl-optimization/70263
6736 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
6737 (update_equiv_regs): When trying to move a store to after the insn
6738 that sets the source of the store, make sure the store occurs after
6739 the insn that sets the source of the store. When successful note
6740 the REG_EQUIV note created in the dump file.
6742 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
6743 Bernd Schmidt <bschmidt@redhat.com>
6745 * doc/extend.texi: Document more potential problems with basic asms.
6747 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
6749 PR rtl-optimization/70278
6750 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
6753 2016-03-18 Jason Merrill <jason@redhat.com>
6755 * calls.c (load_register_parameters): Fix zero size sibcall logic.
6757 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
6759 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
6760 values to 128b regs.
6762 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
6764 PR tree-optimization/70252
6765 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
6766 boolean vector has a proper number of elements.
6767 (supportable_narrowing_operation): Likewise.
6769 2016-03-18 Tom de Vries <tom@codesourcery.com>
6772 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
6774 2016-03-18 Jakub Jelinek <jakub@redhat.com>
6776 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
6777 instead of replace_rtx for DEBUG_INSNs.
6779 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6781 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
6782 load type reservations.
6784 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
6787 * config/pa/constraints.md: Revert 2015-02-13 change. Use
6788 define_constraint for "Q" and "T" constraints.
6790 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
6792 Tweak the pipeline model for Exynos M1
6794 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
6797 2016-03-17 David Malcolm <dmalcolm@redhat.com>
6800 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
6801 where one or both locations aren't within a line_map.
6803 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
6806 * opts.c (finish_options): Don't set flag_pie to the default if
6807 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
6810 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
6812 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
6813 true as ALL_REGS argument to replace_rtx.
6815 2016-03-17 Richard Biener <rguenther@suse.de>
6818 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
6821 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6824 * rtl.h (replace_rtx): Add ALL_REGS argument.
6825 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
6826 equality and assert mode is the same, instead of just rtx pointer
6828 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
6829 true as ALL_REGS argument to replace_rtx.
6831 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
6833 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
6834 for boolean vector with vector mode only.
6835 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6837 2016-03-17 Nick Clifton <nickc@redhat.com>
6840 * config/rx/rx.c (rx_print_integer): Print negative constants in
6843 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6846 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
6848 2016-03-16 Richard Henderson <rth@redhat.com>
6849 Richard Biener <rguenth@suse.de>
6854 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
6855 first operand as is_gimple_condexpr.
6860 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
6861 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
6862 Do not gimplify the result.
6863 (do_unop): Adjust call to tree_vec_extract.
6864 (do_binop): Likewise.
6865 (do_compare): Likewise.
6866 (do_plus_minus): Likewise.
6867 (do_negate): Likewise.
6868 (expand_vector_condition): Likewise.
6869 (do_cond): Likewise.
6871 2016-03-16 Richard Henderson <rth@redhat.com>
6874 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
6875 (aarch64_classify_address): Use it.
6876 (aarch64_legitimize_address): Force all subexpressions of PLUS
6877 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
6879 2016-03-16 Jakub Jelinek <jakub@redhat.com>
6880 Richard Biener <rguenth@suse.de>
6883 * rtlanal.c (replace_rtx): For REG, if from is a REG,
6884 return to even if only REGNO is equal, and assert
6887 2016-03-11 Jeff Law <law@redhat.com>
6889 PR rtl-optimization/70224
6890 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
6892 2016-03-16 Richard Henderson <rth@redhat.com>
6895 * function.h (struct function): Add has_forced_label_in_static.
6896 * gimplify.c (force_labels_r): Set it.
6897 * lto-streamer-in.c (input_struct_function_base): Read it.
6898 * lto-streamer-out.c (output_struct_function_base): Write it.
6899 * tree-inline.c (has_label_address_in_static_1): Remove.
6900 (copy_forbidden): Remove fndecl parameter; test
6901 has_forced_label_in_static.
6902 (inline_forbidden_p): Update call to copy_forbidden.
6903 (tree_versionable_function_p): Likewise.
6904 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
6905 (chkp_versioning): Likewise.
6906 * tree-inline.h (copy_forbidden): Update decl.
6908 2016-03-16 Marek Polacek <polacek@redhat.com>
6911 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
6912 function being thunked if the result type doesn't have fixed size.
6913 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
6914 doesn't have fixed size.
6916 2016-03-16 Bin Cheng <bin.cheng@arm.com>
6918 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
6919 reporting malformed loop nest.
6921 2016-03-16 Tom de Vries <tom@codesourcery.com>
6924 * ipa-devirt.c (possible_polymorphic_call_targets): Move
6925 nodes.length () == 1 test to before first nodes[0] access.
6927 2016-03-16 Tom de Vries <tom@codesourcery.com>
6929 PR tree-optimization/68715
6930 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
6933 2016-03-16 Tom de Vries <tom@codesourcery.com>
6935 PR tree-optimization/68809
6936 * graphite-scop-detection.c (same_close_phi_node): Test if result types
6939 2016-03-16 Carlos O'Donell <carlos@redhat.com>
6940 Sandra Loosemore <sandra@codesourcery.com>
6942 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
6943 on leaf attribute. Mention ELF interposition problems.
6945 2016-03-16 Alan Modra <amodra@gmail.com>
6947 PR rtl-optimization/69195
6948 PR rtl-optimization/47992
6949 * ira.c (indirect_jump_optimize): Ignore artificial defs.
6952 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
6955 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
6957 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6959 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
6961 2016-03-15 Jakub Jelinek <jakub@redhat.com>
6963 PR rtl-optimization/70222
6964 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
6965 optimization if mode is different from result_mode, queue up masking
6966 of the result in outer_op. Formatting fix.
6969 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
6972 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6974 PR rtl-optimization/69032
6975 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
6976 looping backwards over basic block insns.
6978 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6981 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
6982 to non-speculative when propagating trap bits.
6984 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6986 PR rtl-optimization/63384
6987 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
6990 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6993 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
6994 factored out from ...
6995 (sched_analyze_insn): ... here.
6996 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
6997 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
6998 get_implicit_reg_pending_clobbers in it.
6999 (setup_id_reg_sets): Use setup_id_implicit_regs.
7000 (deps_init_id): Ditto.
7002 2016-03-15 Tom de Vries <tom@codesourcery.com>
7005 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7007 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7008 execute_function_dump.
7009 (execute_one_pass): Don't dump function if it will be dumped after ipa
7012 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7014 * genrecog.c (match_pattern_2): If pred is NULL don't call
7015 safe_predicate_mode on it.
7017 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7020 * lra-constraints.c (delete_move_and_clobber): Change assertion
7021 to also allow dregno == 0.
7023 2016-03-14 Richard Henderson <rth@redhat.com>
7026 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7027 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7028 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7029 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7032 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7035 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7037 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7039 * lra-constraints.c (split_reg): For hard regs, try to find the
7040 biggest single-register mode used in the function.
7042 2016-03-14 Richard Biener <rguenther@suse.de>
7044 PR tree-optimization/56365
7045 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7046 constants to compare against.
7048 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7051 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7052 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7053 (define_split for the GPR case): Use int_reg_operand instead of
7054 gpc_reg_operand for the output.
7056 2016-03-14 Tom de Vries <tom@codesourcery.com>
7058 PR tree-optimization/70045
7059 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7060 create_empty_if_region_on_edge argument.
7062 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7064 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7065 (STACK_CHECK_PROTECT): Likewise.
7066 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7067 (STACK_CHECK_PROTECT): Likewise.
7068 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7069 (STACK_CHECK_PROTECT): Likewise.
7070 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7071 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7072 (STACK_CHECK_PROTECT): Likewise.
7074 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7076 PR rtl-optimization/69307
7077 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7078 registers in modes that span more than one register.
7080 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7083 * lra-constraints.c (delete_move_and_clobber): New.
7084 (remove_inheritance_pseudos): Use it.
7086 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7089 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7090 the libcall is LCT_THROW.
7091 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7092 for the checking routine.
7094 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7097 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7098 optimization if we have direct move.
7099 (roundu32<mode>2_fprs): Likewise.
7101 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7104 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7106 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7107 Arguments swapped. All callers changed. Take reg_renumber into
7108 account, and Calculate and compare register ranges for hard regs.
7110 2016-03-11 Jeff Law <law@redhat.com>
7112 PR tree-optimization/70190
7113 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7114 Handle cases where we can not extract the taken edge, even though we
7115 found a constant value.
7117 PR tree-optimization/64058
7118 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7119 (num_coalesce_pairs): Move up earlier in file.
7120 (find_coalesce_pair): Initialize the INDEX field for each pair
7122 (compare_pairs): No longer sort on the elements in each pair.
7123 Instead break ties with the index of the coalesce pair.
7125 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7128 * config/aarch64/aarch64-protos.h
7129 (aarch64_save_restore_target_globals): New prototype.
7130 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7131 Call the above when popping pragma.
7132 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7134 (aarch64_set_current_function): Rewrite using the above.
7136 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7138 PR tree-optimization/70177
7139 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7140 (extract_ops_from_tree): ... this. In the 2 argument
7141 overload remove _1 suffix.
7142 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7143 (extract_ops_from_tree): ... this.
7144 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7146 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7147 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7148 extract_ops_from_tree instead of 2 operand one.
7150 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7152 PR tree-optimization/70013
7153 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7154 for constant-pool entries.
7156 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7158 PR rtl-optimization/70174
7159 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7160 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7162 PR tree-optimization/70169
7163 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7164 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7167 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7168 Jakub Jelinek <jakub@redhat.com>
7171 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7172 of uninitialized values.
7174 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7176 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7178 ("*trunctddd2"): New pattern definition.
7179 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7182 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7184 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7185 definitions for BFP and DFP rounding modes.
7186 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7187 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7188 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7189 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7192 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7194 * config/s390/constraints.md: Adjust comment.
7195 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7196 s390_decompose_addrstyle_without_index.
7197 * config/s390/predicates.md (shift_count_or_setmem_operand):
7198 Rename to setmem_operand.
7199 * config/s390/s390-protos.h
7200 (s390_decompose_shift_count): Rename to
7201 s390_decompose_addrstyle_without_index.
7202 * config/s390/s390.c (s390_decompose_shift_count)
7203 (s390_mem_constraint, print_shift_count_operand)
7204 (print_operand_address, print_operand): Rename
7205 s390_decompose_shift_count to
7206 s390_decompose_addrstyle_without_index and rename
7207 print_shift_count_operand to print_addrstyle_operand troughout the
7209 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7210 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7211 Rename shift_count_or_setmem_operand to setmem_operand.
7212 * config/s390/vx-builtins.md ("vec_insert<mode>")
7213 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7216 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7219 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7220 Handle overlapping retval and newval.
7222 2016-03-10 Nick Clifton <nickc@redhat.com>
7225 * config/aarch64/aarch64.c
7226 (aarch64_override_options_after_change_1): When forcing
7227 flag_omit_frame_pointer to be true, use a special value that can
7228 be detected if this function is called again, thus preventing
7229 flag_omit_leaf_frame_pointer from being forced to be false.
7231 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7233 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7234 Set x_flag_omit_leaf_frame_pointer when handling
7235 -momit-leaf-frame-pointer.
7237 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7240 * cgraph.c (cgraph_node::dump): Dump split_part and
7241 indirect_call_target.
7242 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7243 * ipa.c (has_addr_references_p): Cleanup.
7244 (is_indirect_call_target_p): New.
7245 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7246 called indirectly as local.
7247 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7249 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7252 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7253 on cxa_pure_virtual.
7255 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7258 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7260 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7263 * tree.c (need_assembler_name_p): Only record main variant type names.
7265 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7268 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7269 Always define to 0 or 1.
7270 (TARGET_FIX_ERR_A53_843419): New macro.
7271 * config/aarch64/aarch64-elf-raw.h
7272 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7273 * config/aarch64/aarch64-linux.h: Likewise.
7274 * config/aarch64/aarch64.c
7275 (aarch64_override_options_after_change_1): Do not default
7276 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7278 (aarch64_attributes): Handle fix-cortex-a53-843419.
7279 (aarch64_can_inline_p): Likewise.
7280 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7282 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7283 Jakub Jelinek <jakub@redhat.com>
7285 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7286 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7287 DECL_COMMONS if flag_unconstrained_commons is set.
7288 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7289 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7290 (funconstrained-commons): Document.
7292 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7294 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
7295 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
7297 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
7299 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
7300 has a proper number of elements.
7302 2016-03-10 Alan Modra <amodra@gmail.com>
7304 PR rtl-optimization/69195
7305 PR rtl-optimization/47992
7306 * ira.c (recorded_label_ref): Delete.
7307 (update_equiv_regs): Return void.
7308 (indirect_jump_optimize): New function.
7309 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
7310 before regstat_compute_ri. Don't rebuild_jump_labels here.
7311 Delete update_regstat.
7313 2016-03-10 Richard Biener <rguenther@suse.de>
7315 PR tree-optimization/70128
7316 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7317 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
7319 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7321 PR tree-optimization/70152
7322 * tree-sra.c (replace_removed_params_ssa_names): Copy over
7323 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
7326 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
7327 instead of gen_sse2_loadlpd.
7328 * config/i386/sse.md (*vec_concatv2df): Rename to...
7329 (vec_concatv2df): ... this.
7331 PR tree-optimization/70127
7332 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
7334 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7338 * diagnostic-show-locus.c (compatible_locations_p): New function.
7339 (layout::layout): Sanitize ranges using compatible_locations_p.
7341 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7345 * diagnostic-show-locus.c (layout_range::layout_range): Replace
7346 location_range param with three const expanded_locations * and a
7348 (layout::layout): Replace call to
7349 rich_location::lazily_expand_location with get_expanded_location.
7350 Extract the range and perform location expansion here, passing
7351 the results to the layout_range ctor.
7352 * diagnostic.c (source_range::debug): Delete.
7353 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
7354 of rich_location::get_expanded_location.
7355 * gcc-rich-location.c (get_range_for_expr): Delete.
7356 (gcc_rich_location::add_expr): Reimplement to avoid the
7357 rich_location::add_range overload that took a location_range,
7358 passing a location_t instead.
7360 2016-03-09 Richard Biener <rguenther@suse.de>
7361 Jakub Jelinek <jakub@redhat.com>
7363 PR tree-optimization/70138
7364 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7365 Also skip vect_double_reduction_def.
7367 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7370 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
7371 if the operand is "m".
7373 2016-03-09 Nathan Sidwell <nathan@acm.org>
7375 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
7377 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7379 * config/i386/i386.c (processor_target_table): Fix cost table
7380 intialization order for znver1.
7382 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7384 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7385 - becuase -> because.
7386 * ipa-reference.c (ignore_module_statics): Likewise.
7387 * cgraph.c (cgraph_node::get_body): Likewise.
7388 * ipa-inline.c (early_inliner): Likewise.
7389 * ipa-devirt.c (types_same_for_odr): Likewise.
7390 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7391 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7393 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7395 * tree-ssa-math-opts.c: Fix typo in comment.
7397 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7400 * config/i386/i386.c (scalar_chain::make_vector_copies,
7401 scalar_chain::convert_reg): Call end_sequence in between
7402 get_insns and emit_conversion_insns rather than after both
7405 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
7408 * config/i386/i386.h (machine_function): Add
7409 pc_thunk_call_expanded flag.
7410 (ix86_pc_thunk_call_expanded): New define.
7411 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
7412 (*set_got): Rename insn pattern from set_got.
7413 (*set_got_labelled): Rename inst pattern from set_got_labelled.
7414 * config/i386/i386.c (ix86_compute_frame_layout): Use
7415 ix86_pc_thunk_call_expanded to prevent red-zone.
7417 2016-03-07 Martin Jambor <mjambor@suse.cz>
7419 * hsa.h (hsa_get_ctor_statements): Declare.
7420 (hsa_get_dtor_statements): Likewise.
7421 (hsa_get_kernel_dispatch_type): Likewise.
7422 * hsa.c (hsa_get_ctor_statements): New function.
7423 (hsa_get_dtor_statements): Likewise.
7424 (hsa_get_kernel_dispatch_type): Likewise.
7425 * hsa-brig.c (hsa_cdtor_statements): Removed.
7426 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
7427 hsa_get_dtor_statements.
7428 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
7429 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
7431 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
7433 * config/arm/arm-cores.def (cortex-r8): New.
7434 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
7435 * config/arm/arm-tune.md: Likewise.
7436 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
7438 2016-03-07 Martin Sebor <msebor@redhat.com>
7440 PR rtl-optimization/19705
7441 * doc/invoke.texi (Options That Control Optimization): Clarify
7442 -fno-branch-count-reg.
7444 2016-02-26 Richard Biener <rguenther@suse.de>
7445 Jeff Law <law@redhat.com>
7447 PR tree-optimization/69740
7448 * cfghooks.c (remove_edge): Request loop fixups if we delete
7449 an edge that might turn an irreducible loop into a natural
7451 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
7452 Move after definition of loops_state_clear.
7454 2016-03-07 Bin Cheng <bin.cheng@arm.com>
7456 PR rtl-optimization/69052
7457 * rtlanal.c (commutative_operand_precedence): Set higher precedence
7460 2016-03-07 Tom de Vries <tom@codesourcery.com>
7462 PR tree-optimization/70116
7463 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
7464 is_tm_ending stmts and ubsan/asan internal functions.
7465 (find_duplicate): Use it. Don't test is_tm_ending here.
7467 2016-03-07 Richard Biener <rguenther@suse.de>
7469 PR tree-optimization/70115
7470 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
7471 (propagate_constants_for_unrolling): Use replace_uses_by.
7473 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
7476 * omp-low.c (struct oacc_loop): Add ifns.
7477 (new_oacc_loop_raw): Initialize it.
7478 (finish_oacc_loop): Clear mask & flags if no ifns.
7479 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
7480 (oacc_loop_xform_loop): Add ifns arg & adjust.
7481 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
7483 2016-03-07 Richard Henderson <rth@redhat.com>
7486 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
7487 (insert_value_copy_on_edge): Likewise.
7489 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7491 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
7493 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7496 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
7498 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7500 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
7502 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7504 Fix sseimul type attribute.
7505 * config/i386/znver1.md
7506 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
7507 znver1_sseimul_avx256_load) : Fix the type attribute.
7508 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
7509 pipe usage and latency.
7511 2016-03-05 Jakub Jelinek <jakub@redhat.com>
7514 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
7515 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
7518 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7521 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
7523 PR rtl-optimization/69941
7524 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
7525 the reg share its mode.
7527 2016-03-04 Jeff Law <law@redhat.com>
7529 PR tree-optimization/69196
7530 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7531 If the both SSA_NAMEs are anonymous, then consider them unassociated
7532 and include the PHI in the statement count.
7534 2016-03-05 Tom de Vries <tom@codesourcery.com>
7536 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
7537 construct in oacc routine. Check for oacc region in oacc routine.
7539 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7542 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
7543 2016-02-22 changes, instead don't recurse if RECUR is already true.
7544 Don't change *dynamic_check if RECUR. Adjust recursive caller
7545 to pass true to the new argument.
7546 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
7549 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
7550 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
7552 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
7554 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7556 PR rtl-optimization/57676
7557 * lra-assigns.c (lra_assign): Guard test for maximum iterations
7560 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
7562 * tree-vect-patterns.c (search_type_for_mask): Handle
7563 comparison of booleans.
7565 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7567 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
7571 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
7572 all other ops that have dw_val_class_die_ref operands,
7573 and DW_OP_GNU_entry_value.
7575 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7577 PR rtl-optimization/69904
7578 * config/arm/arm.c (arm_cannot_copy_insn_p):
7579 Return true for load-exclusive instructions.
7581 2016-03-03 Jakub Jelinek <jakub@redhat.com>
7584 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
7585 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
7586 the pattern no matter if it is used just by non-pattern, pattern
7588 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
7589 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7590 oprnd1 def_stmt is in pattern, don't look through it.
7592 2016-03-03 Marek Polacek <polacek@redhat.com>
7595 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
7597 2016-03-03 Martin Liska <mliska@suse.cz>
7599 PR tree-optimization/70043
7600 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
7601 previous statement if we see a debug statement.
7603 2016-03-03 Richard Biener <rguenther@suse.de>
7605 PR tree-optimization/55936
7606 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
7607 parameter and guard unsafe equivalence use.
7608 (vrp_evaluate_conditional_warnv_with_ops): Always use
7609 safe equivalences but not via the quadratic compare_names
7612 2016-03-03 Michael Collison <michael.collison@linaro.org>
7615 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
7616 for operand 1 to s_register_operand. Change predicate for operand
7617 2 to arm_not_immediate_operand.
7619 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
7621 * doc/tm.texi: Regenerated.
7623 2016-03-02 Richard Henderson <rth@redhat.com>
7626 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
7627 simplification when all args are positive non-fixed registers.
7629 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7631 * target.def (lra_p): Specify that new ports should use LRA.
7633 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7636 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
7637 gimplify_type_sizes the type they refer to.
7638 (omp_notice_variable): Handle reference vars to VLAs.
7639 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
7640 reference to VLA decls in the second pass instead of first pass.
7642 2016-03-02 Tom de Vries <tom@codesourcery.com>
7644 PR tree-optimization/68659
7645 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
7646 new_expr == NULL_TREE.
7647 (get_new_name): Handle ADDR_EXPR.
7649 2016-03-02 Bin Cheng <bin.cheng@arm.com>
7651 PR rtl-optimization/69052
7652 * loop-invariant.c (canonicalize_address): New function.
7653 (inv_can_prop_to_addr_use): Check validity of address expression
7654 which is canonicalized by above function.
7656 2016-03-02 Alan Modra <amodra@gmail.com>
7659 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
7662 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7665 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
7666 (*movhi_internal): Put mask moves from and to memory separately
7667 from moves from/to GPRs.
7669 2016-03-02 Richard Biener <rguenther@suse.de>
7671 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
7672 GENERIC expressions in GIMPLE.
7674 2016-03-02 Richard Biener <rguenther@suse.de>
7676 * config/i386/i386.c (type_natural_mode): Fix typo.
7678 2016-03-02 Nick Clifton <nickc@redhat.com>
7680 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
7682 2016-03-02 Richard Biener <rguenther@suse.de>
7683 Uros Bizjak <ubizjak@gmail.com>
7686 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
7688 2016-03-02 Richard Biener <rguenther@suse.de>
7691 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
7693 2016-03-02 Marek Polacek <polacek@redhat.com>
7696 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
7697 "is promoted to" warning.
7699 2016-03-01 DJ Delorie <dj@redhat.com>
7701 * config.gcc: Deprecate mep-*.
7703 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
7706 * lra-constraints.c (regno_val_use_in): New.
7707 (match_reload): Use it instead of regno_use_in.
7709 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7711 PR rtl-optimization/70007
7712 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
7713 references present in REG_EQUAL notes attached to non-SET patterns.
7715 2016-03-01 Jeff Law <law@redhat.com>
7717 PR tree-optimization/69196
7718 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7719 Appropriately clamp the number of statements to copy when the
7720 thread path does not traverse a loop backedge.
7722 PR tree-optimization/69196
7723 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7724 Do count some PHIs in the thread path against the insn count. Decrease
7725 final statement count by one as the control statement in the last
7726 block will get removed. Remove special cased code for handling PHIs
7729 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
7732 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
7733 asm dialect alternatives to explicit GOTPCREL calls.
7735 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7738 * ira.c (do_reload): Issue warning for generic stack checking here...
7739 * reload1.c (reload): ...instead of here and streamline it.
7741 2016-03-01 Nick Clifton <nickc@redhat.com>
7743 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
7745 2016-03-01 Richard Biener <rguenther@suse.de>
7747 PR tree-optimization/69983
7748 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
7749 types and fall back to operand_equal_p.
7751 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7754 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7756 * config/s390/constraints.md ("jm8"): New constraint.
7757 * config/s390/predicates.md ("const_int_8bitset_operand"): New
7759 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
7761 ("*setmem_long<setmem_and>"): New pattern.
7762 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
7764 ("*setmem_long_31z<setmem_and>"): New pattern.
7765 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
7766 New substitution rules with the required attributes.
7769 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7772 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7774 * gensupport.c (process_substs_on_one_elem): Split loop to
7775 complete mark_operands_used_in_match_dup on all expressions in the
7777 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7778 and remove function.
7780 2016-03-01 Richard Biener <rguenther@suse.de>
7783 * fold-const.c (fold_indirect_ref_1): Fix range checking for
7784 vector BIT_FIELD_REF extract.
7786 2016-03-01 Richard Biener <rguenther@suse.de>
7788 PR tree-optimization/69994
7789 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
7791 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
7793 PR tree-optimization/69956
7794 * tree-vect-stmts.c (supportable_widening_operation): Support
7795 multi-step conversion of boolean vectors.
7796 (supportable_narrowing_operation): Likewise.
7798 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7800 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
7803 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7805 * config/s390/subst.md (DSI_VI): New mode iterator.
7806 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
7807 * config/s390/vector.md ("vec_set<mode>"): Move expander before
7808 the insn definition.
7809 ("*vec_set<mode>"): Change predicate and add alternative to
7810 support only either register or const_int operands as element
7812 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
7814 ("vec_extract<mode>"): New expander.
7815 ("*vec_extract<mode>"): New insn definition supporting reg and
7816 const_int element selectors.
7817 ("*vec_extract<mode>_plus"): New insn definition supporting
7818 reg+const_int element selectors.
7819 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
7820 following expander+insn definition.
7821 ("<vec_shifts_name><mode>3"): New expander.
7822 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
7824 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7826 * config/s390/s390.md ("*tabort_1"): Change predicate to
7827 nonmemory_operand. Add a second alternative to cover
7828 register as well as const int operands.
7829 ("*tabort_1_plus"): New pattern definition.
7831 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7833 * config/s390/s390.md ("*ashrdi3_cc_31")
7834 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
7835 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
7836 Merge insn definitions into ...
7837 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7838 New pattern definition.
7839 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
7840 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
7841 ("*ashr<mode>3_and"): Merge insn definitions into ...
7842 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7843 New pattern definition.
7844 * config/s390/subst.md ("addr_style_op_cc_subst")
7845 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
7846 substitutions patterns plus attributes.
7847 Add ashiftrt to SUBST iterator.
7849 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7851 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
7852 op2 to nonmemory_operand.
7853 ("*<shift>di3_31", "*<shift>di3_31_and"):
7854 Merge into single pattern definition ...
7855 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
7856 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
7857 pattern definition ...
7858 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
7859 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
7862 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7864 * config/s390/predicates.md (const_int_6bitset_operand): New
7866 * config/s390/s390.md: Include subst.md.
7867 ("rotl<mode>3"): New expander.
7868 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
7870 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
7871 * config/s390/subst.md: New file.
7873 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7875 * config/s390/s390.md ("op_type", "atype", "length" attributes):
7876 Remove RRR type. It doesn't really exist.
7877 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
7879 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
7880 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
7881 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
7882 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
7883 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
7884 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
7885 `enabled' attribute.
7887 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7889 * gensupport.c (process_substs_on_one_elem): Split loop to
7890 complete mark_operands_used_in_match_dup on all expressions in the
7892 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7893 and remove function.
7895 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7898 * config/sparc/sparc.c (NWORDS_UP): Rename to...
7899 (CEIL_NWORDS): ...this. Use CEIL macro.
7900 (compute_fp_layout): Adjust to above renaming.
7901 (function_arg_union_value): Likewise.
7902 (sparc_arg_partial_bytes): Likewise.
7903 (sparc_function_arg_advance): Likewise.
7905 2016-02-29 Jeff Law <law@redhat.com>
7907 PR tree-optimization/70005
7908 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
7909 where an object with a boolean range is compared against a value
7912 PR tree-optimization/69999
7913 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
7914 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
7917 2016-02-29 Richard Biener <rguenther@suse.de>
7919 PR tree-optimization/69994
7920 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
7921 (get_unary_op): Look through nop conversions.
7922 (ops_equal_values_p): New function, look for equality diregarding
7924 (eliminate_plus_minus_pair): Use ops_equal_values_p
7925 (repropagate_negates): Do not use get_unary_op here.
7927 2016-02-29 Martin Liska <mliska@suse.cz>
7929 * system.h: Poison ENABLE_CHECKING macro.
7931 2016-02-29 Martin Liska <mliska@suse.cz>
7933 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
7934 is presented in dump flags.
7935 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7936 (hsa_regalloc): Likewise.
7938 2016-02-19 Richard Biener <rguenther@suse.de>
7940 PR tree-optimization/69980
7941 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
7942 permutation of those we need to keep.
7944 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7947 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
7948 (NWORDS_UP): ...this
7949 (init_cumulative_args): Minor tweaks.
7950 (sparc_promote_function_mode): Likewise.
7951 (scan_record_type): Delete.
7952 (traverse_record_type): New function template.
7953 (classify_data_t): New structure type.
7954 (classify_registers): New inline function.
7955 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
7956 exhausted. Instantiate traverse_record_type on classify_registers and
7957 deal with the case of a structure passed in slot #15 with no FP field
7959 (assign_data_t): New structure type.
7960 (compute_int_layout): New static function.
7961 (compute_fp_layout): Likewise.
7962 (count_registers): New inline function.
7963 (assign_int_registers): New static function.
7964 (assign_fp_registers): Likewise.
7965 (assign_registers): New inline function.
7966 (function_arg_record_value_1): Delete.
7967 (function_arg_record_value_2): Likewise.
7968 (function_arg_record_value_3): Likewise.
7969 (function_arg_record_value): Adjust to above changes. Instantiate
7970 traverse_record_type on count_registers to first count the number of
7971 registers to be used and then on assign_registers to assign them.
7972 (function_arg_union_value): Adjust to above renaming.
7973 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
7974 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
7975 case of a structure passed in slot #15
7976 (sparc_function_arg_advance): Likewise.
7977 (function_arg_padding): Minor tweak.
7979 2016-02-29 Richard Biener <rguenther@suse.de>
7981 PR tree-optimization/69720
7982 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
7983 the adjustment_def path for possibly vectorized defs.
7984 (vect_create_epilog_for_reduction): Handle vectorized initial
7987 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
7989 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
7991 2016-02-27 Jeff Law <law@redhat.com>
7994 2016-02-26 Richard Biener <rguenther@suse.de>
7995 Jeff Law <law@redhat.com>
7997 PR tree-optimization/69740
7998 * cfghooks.c (remove_edge): Request loop fixups if we delete
7999 an edge that might turn an irreducible loop into a natural
8002 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8004 PR rtl-optimization/69896
8005 * tree-vect-generic.c (get_compute_type): Avoid single element
8008 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8010 Rename the AArch64 tuning option and related functions to enable the
8011 Newton series for the reciprocal square root to reflect its
8012 approximative characteristic.
8014 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8015 function to "aarch64_emit_approx_rsqrt".
8016 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8017 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8018 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8019 (xgene1_tunings): Likewise.
8020 (use_rsqrt_p): Likewise.
8021 (aarch64_emit_swrsqrt): Use new function name.
8022 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8023 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8024 text explaining this option.
8025 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8027 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8030 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8031 complain about -mallow-movmisalign without -mvsx if
8032 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8034 2016-02-26 Joel Sherrill <joel@rtems.org>
8036 * config.gcc: Add x86_64-*-rtems*.
8037 * config/i386/rtems-64.h: New file.
8039 2016-02-26 Joel Sherrill <joel@rtems.org>
8041 * config.gcc: Add aarch64-*-rtems*.
8042 * config/aarch64/rtems.h: New file.
8044 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8047 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8048 shift amount using %h. Add comment.
8050 2016-02-26 Richard Biener <rguenther@suse.de>
8051 Jeff Law <law@redhat.com>
8053 PR tree-optimization/69740
8054 * cfghooks.c (remove_edge): Request loop fixups if we delete
8055 an edge that might turn an irreducible loop into a natural
8058 2016-02-26 Martin Jambor <mjambor@suse.cz>
8061 * tree-sra.c (sra_modify_assign): Do not remove loads of
8062 uninitialized aggregates to SSA_NAMEs.
8064 2016-02-26 Richard Henderson <rth@redhat.com>
8067 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8068 pseudo in case the target rtx matches the source of the left
8071 2016-02-26 Martin Jambor <mjambor@suse.cz>
8074 * hsa.h (hsa_type_packed_p): Declare.
8075 * hsa.c (hsa_type_packed_p): New function.
8076 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8078 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8079 * hsa-brig.c (emit_basic_insn): Likewise.
8081 2016-02-26 Martin Jambor <mjambor@suse.cz>
8084 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8086 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8088 2016-02-26 Martin Jambor <mjambor@suse.cz>
8090 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8091 hsa_op_with_type operands.
8092 (hsa_unsigned_type_for_type): Declare.
8093 * hsa.c (hsa_unsigned_type_for_type): New function.
8094 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8095 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8096 the finalizer. Do not emit extra move.
8098 2016-02-26 Martin Jambor <mjambor@suse.cz>
8100 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8101 atomic operations in private segment.
8103 2016-02-26 Martin Jambor <mjambor@suse.cz>
8105 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8106 statements to wi->info. Also disallow omp simd constructs.
8107 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8108 for not gridifying. Dump special string for omp_for.
8110 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8113 * config/aarch64/aarch64.c (aarch64_set_current_function):
8114 Save/restore target globals when switching to
8115 target_option_default_node.
8117 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8120 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8121 Return 0 if !SHIFT_COUNT_TRUNCATED.
8123 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8124 Eric Botcazou <ebotcazou@adacore.com>
8126 PR rtl-optimization/69891
8127 * dse.c (scan_insn): If we can't figure out memset arguments
8128 or they are non-constant, call clear_rhs_from_active_local_stores.
8130 2016-02-26 Martin Liska <mliska@suse.cz>
8132 * doc/extend.texi: Mention clog10, clog10f an clog10l
8133 in Builtins section.
8135 2016-02-26 Martin Liska <mliska@suse.cz>
8137 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8139 (resolve_args_picking_1): Likewise.
8140 * dwarf2out.h (struct GTY): Likewise.
8142 2016-02-26 Martin Liska <mliska@suse.cz>
8144 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8146 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8148 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8149 Martin Liska <mliska@suse.cz>
8151 * doc/install.texi: Mention --enable-valgrind-annotations.
8153 2016-02-26 Richard Biener <rguenther@suse.de>
8155 PR tree-optimization/69551
8156 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8157 looking through aliases adjust DECL_PT_UID to refer to the
8158 ultimate alias target.
8160 2016-02-25 Martin Liska <mliska@suse.cz>
8163 * alloc-pool.c (after_memory_report): New variable.
8164 * alloc-pool.h (base_pool_allocator ::release): Do not use
8165 the infrastructure if after_memory_report.
8166 * toplev.c (toplev::main): Mark after memory report.
8168 2016-02-25 Richard Biener <rguenther@suse.de>
8170 PR tree-optimization/48795
8171 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8173 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8176 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8177 offloading is enabled and -fopenacc or -fopenmp is specified.
8178 (CRTOFFLOADEND): Likewise.
8179 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8180 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8181 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8182 (offload_objects_file_name): New static var.
8183 (tool_cleanup): Remove offload_objects_file_name file.
8184 (find_offloadbeginend): Replace with ...
8185 (find_crtoffloadtable): ... this.
8186 (run_gcc): Remove offload_argc and offload_argv.
8187 Get offload_objects_file_name from -foffload-objects=... option.
8188 Read names of object files with offload from this file, pass them to
8189 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8190 don't pass offloadbegin and offloadend to the linker. Don't pass
8191 offload non-LTO files to the linker, because now they're not claimed.
8193 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8196 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8197 on builtin_unreachable.
8199 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8201 PR rtl-optimization/69896
8202 * regcprop.c: Include cfgrtl.h.
8203 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8204 than remembered mode, either delete it (if noop_move_p), or
8205 treat like copy_p but not noop_p instruction.
8207 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8210 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8211 - allow NULL decl for Fortran DW_TAG_common_block variables.
8213 2016-02-24 Jason Merrill <jason@redhat.com>
8215 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8217 2016-02-24 Richard Biener <rguenther@suse.de>
8218 Jakub Jelinek <jakub@redhat.com>
8221 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8222 conditionally executed ops to well-defined overflow behavior.
8224 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8227 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8230 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8232 PR rtl-optimization/69886
8233 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8234 argument. Use it when checking validity of set instructions.
8235 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8236 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8238 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8239 * store-motion.c (find_moveable_store): Update
8240 can_assign_to_reg_without_clobbers_p callsite.
8242 2016-02-24 Richard Biener <rguenther@suse.de>
8245 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8247 (record_nonwrapping_iv): Do not fall back to the low/high bound
8248 for non-constant IV bases if the stmt is not always executed.
8250 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8252 * config/arm/arm-cores.def (cortex-a32): New entry.
8253 * config/arm/arm-tables.opt: Regenerate.
8254 * config/arm/arm-tune.md: Regenerate.
8255 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8256 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8257 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8258 for -mcpu and -mtune.
8260 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8263 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8264 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8265 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8266 (atomic_loaddi_1): Delete.
8267 (atomic_loaddi): Rewrite expander using the above changes.
8269 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8272 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8275 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8276 Richard Biener <rguenth@suse.de>
8279 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8280 set_mem_attributes if tem is SSA_NAME which got expanded
8283 2016-02-24 Richard Biener <rguenther@suse.de>
8285 PR tree-optimization/69907
8286 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8287 end of permutations for BB vectorization.
8289 2016-02-24 Christian Bruel <christian.bruel@st.com>
8291 * config/arm/arm-c.c (arm_option_override): Initialize
8292 target_option_current_node.
8293 * config/arm/arm.c (arm_pragma_target_parse): Replace
8294 build_target_option_node call by target_option_current_node.
8295 Set target_option_current_node.
8298 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
8301 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
8302 define_insn_and_split to define_insn.
8303 (zero_extendqi<mode>2_dot2): Same.
8304 (extendqi<mode>2_dot): Same.
8305 (extendqi<mode>2_dot2): Same.
8307 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8309 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
8310 and add bypass for AES{D,E} and AESMC pairs.
8311 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8314 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8316 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
8317 series for reciprocal square root in Exynos M1.
8319 2016-02-23 Martin Sebor <msebor@redhat.com>
8322 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
8323 __builtin_alloca_with_align.
8325 2016-02-23 Richard Henderson <rth@redhat.com>
8327 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
8328 (ix86_register_pragmas): Remove __seg_tls.
8329 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
8330 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
8331 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
8332 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
8333 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
8334 * doc/extend.texi (__seg_tls): Remove item.
8336 2016-02-23 Richard Biener <rguenther@suse.de>
8338 * alloc-pool.h (struct allocation_object): Make id member
8339 conditional on CHECKING_P again.
8340 (get_instance): Adjust.
8341 (base_pool_allocator): Likewise.
8343 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
8345 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
8346 (parallelize_loops): In OpenACC kernels mode, set n_threads to
8348 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8350 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
8352 2016-02-23 Richard Biener <rguenther@suse.de>
8354 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
8355 * bitmap.h (struct bitmap_usage): Likewise.
8356 (bitmap_move): Declare.
8357 * bitmap.c (register_overhead): Take size_t argument.
8358 (bitmap_move): New function.
8359 * df-problems.c (df_rd_transfer_function): Use bitmap_move
8360 to properly account overhead.
8361 * tree.c (free_node): Use tree_size.
8363 2016-02-23 Jakub Jelinek <jakub@redhat.com>
8366 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
8367 when inverting comparison.
8370 * common.opt (Wunreachable-code): Add Warning flag.
8372 2016-02-23 Mark Wielaard <mjw@redhat.com>
8373 Jakub Jelinek <jakub@redhat.com>
8376 * cgraphunit.c (check_global_declaration): Check main_input_filename
8377 and DECL_SOURCE_FILE are not NULL.
8379 2016-02-23 Martin Jambor <mjambor@suse.cz>
8381 PR tree-optimization/69666
8382 * tree-sra.c (sra_modify_assign): Do not attempt to create
8383 default_def replacements for unscalarizable regions.
8385 2016-02-20 Mark Wielaard <mjw@redhat.com>
8388 * cgraphunit.c (check_global_declaration): Check level of
8389 warn_unused_const_variable and main_input_filename.
8390 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8391 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8392 (-Wunused-const-variable): Explain levels 1 and 2.
8394 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8397 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
8398 identical arguments. Formatting and spelling fixes.
8401 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
8406 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
8407 and m68k-devices.def.
8408 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
8409 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
8411 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
8413 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
8414 and HImode registers.
8416 2016-02-22 Richard Biener <rguenther@suse.de>
8418 PR tree-optimization/69882
8419 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
8420 preserve permutations present because of gaps.
8421 (vect_supported_load_permutation_p): Always continue checking
8422 permutations after vect_attempt_slp_rearrange_stmts.
8424 2016-02-22 Bin Cheng <bin.cheng@arm.com>
8426 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
8427 min_profitable_estimate, rather than min_profitable_iters.
8429 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8432 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
8433 SImode for last match_operand.
8435 2016-02-22 Martin Liska <mliska@suse.cz>
8437 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
8438 return bitsize - 1 as the return value.
8440 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
8444 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
8445 Handle negative shift counts.
8446 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
8447 force_reg on the shift constant.
8448 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
8449 (lshrsi3_d): Handle negative shift counts.
8451 2016-02-22 Richard Biener <rguenther@suse.de>
8452 Tom de Vries <tom@codesourcery.com>
8454 * graph.c: Include dumpfile.h.
8455 (print_graph_cfg): Split into three overloads.
8456 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
8458 2016-02-22 Tom de Vries <tom@codesourcery.com>
8460 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
8463 2016-02-22 Richard Biener <rguenther@suse.de>
8466 * ipa-inline-transform.c (inline_call): When not updating
8467 overall summaries adjust self size by the growth estimate.
8468 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
8469 hash-set, do not update overall summaries here. Renamed from ...
8470 (inline_to_all_callers): ... this which is now wrapping the
8471 above and performing delayed overall summary update.
8472 (early_inline_small_functions): Delay updating of the overall
8475 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
8477 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
8480 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8483 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
8484 :%* in %:gt() argument.
8485 (greater_than_spec_func): Adjust for expecting only numbers,
8486 if there are more than two numbers, compare the last two.
8488 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
8490 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
8491 -Wnarrowing with -std.
8493 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8496 * expr.c (store_field): Don't use bit-field path if exp is
8497 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
8498 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
8499 and the assignment can be performed by bitwise copy. Formatting
8503 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
8504 call copy_reg_eh_region_note_forward on before and/or after sequences
8505 and remove note from insn if it no longer can throw.
8508 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
8511 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8513 * config/s390/vector.md: Add missing commutative operand markers
8514 to the patterns which qualify for one.
8515 * config/s390/vx-builtins.md: Likewise.
8517 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8519 * config/s390/vector.md (VI, VI_QHS): Add single element vector
8520 types to mode iterators.
8521 (vec_double): ... and mode attribute.
8522 * config/s390/vx-builtins.md (non_vec_int): Likewise.
8524 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8526 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
8527 Change the predicate of op2 from nonimmediate to general and let
8528 reload fix it if necessary.
8530 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8532 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
8534 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8536 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
8539 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8541 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
8542 * config/s390/s390.c (s390_expand_vec_movstr): New function.
8543 * config/s390/s390.md ("movstr<P:mode>"): Call
8544 s390_expand_vec_movstr.
8546 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8548 * config/s390/s390.md: Add missing output modifier for operand 1
8549 to print it as address properly.
8551 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8553 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
8554 * config/s390/2964.md: New file.
8555 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
8556 of insn grouping attributes depending on the CPU level.
8557 (s390_get_unit_mask): New function.
8558 (s390_sched_score): Remove the OOO from the scheduling macros.
8559 Add loop to calculate a score for the instruction mix.
8560 (s390_sched_reorder): Likewise plus improve debug output.
8561 (s390_sched_variable_issue): Rename macros as above. Calculate
8562 the unit distances after actually scheduling an insn. Improve
8564 (s390_sched_init): Clear last_scheduled_unit_distance array.
8565 * config/s390/s390.md: Include 2964.md.
8567 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8570 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
8571 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
8572 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
8573 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
8574 *avx512f_<code>v8div16qi2_mask_1): New insns.
8576 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8579 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
8582 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
8583 earlyclobber from target. Use wF constraint for fused memory
8585 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
8587 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8588 Martin Liska <mliska@suse.cz>
8591 * cfgexpand.c (asan_sanitize_stack_p): New function.
8592 (partition_stack_vars): Use the function.
8593 (expand_stack_vars): Likewise.
8594 (defer_stack_allocation): Likewise.
8595 (expand_used_vars): Likewise.
8597 2016-02-18 Richard Biener <rguenther@suse.de>
8600 * fold-const.c (operand_equal_p): Properly compare offsets for
8601 IMAGPART_EXPR and ARRAY_REF.
8603 2016-02-18 Nick Clifton <nickc@redhat.com>
8607 * config/arm/arm.c (arm_option_override_internal): Disable
8608 interworking if the target does not support thumb instructions.
8609 (arm_reload_in_hi): Handle the case where a register to register
8610 move needs reloading because there is no simple pattern to handle
8612 (arm_reload_out_hi): Likewise.
8614 2016-02-18 Richard Biener <rguenther@suse.de>
8617 * match.pd: Don't use fold_binary or fold_unary for folding
8620 2016-02-17 Jakub Jelinek <jakub@redhat.com>
8623 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
8624 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
8625 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
8626 warn on gimple_no_warning_p statements.
8628 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
8630 * doc/extend.texi (C++ Attributes): Correct description of
8631 warn_unused type attribute.
8633 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8635 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
8636 correct instruction.
8638 2016-02-17 Richard Biener <rguenther@suse.de>
8640 PR rtl-optimization/69609
8641 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
8642 (find_traces_1_round): When ending a trace update cached priority
8644 (bb_to_key): Use cached priority when available.
8645 (copy_bb): Initialize cached priority.
8646 (reorder_basic_blocks_software_trace_cache): Likewise.
8648 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8651 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
8653 (aarch64_comparison_operator): Break overly long line into two.
8654 (aarch64_comparison_operation): Likewise.
8655 * config/aarch64/aarch64.md (cstorecc4): Use
8656 aarch64_comparison_operator_mode instead of
8657 aarch64_comparison_operator.
8658 (cstore<mode>4): Likewise.
8659 (aarch64_cstore<mode>): Likewise.
8660 (*cstoresi_insn_uxtw): Likewise.
8661 (cstore<mode>_neg): Likewise.
8662 (*cstoresi_neg_uxtw): Likewise.
8664 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8667 * config/arm/predicates.md (arm_comparison_operator_mode):
8669 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
8670 instead of arm_comparison_operator.
8671 (*mov_negscc): Likewise.
8672 (*mov_notscc): Likewise.
8673 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
8674 (*thumb2_mov_negscc): Likewise.
8675 (*thumb2_mov_negscc_strict_it): Likewise.
8676 (*thumb2_mov_notscc): Likewise.
8677 (*thumb2_mov_notscc_strict_it): Likewise.
8679 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
8681 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
8684 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
8686 * config/visium/visium.c (machine_libfunc_index): New enum.
8687 (machine_libfuncs): New structure.
8688 (visium_libfuncs): New static variable.
8689 (TARGET_INIT_LIBFUNCS): Define to...
8690 (visium_init_libfuncs): ...this. New function.
8691 (expand_block_move_4): Use the appropriate libfunc.
8692 (expand_block_move_2): Likewise.
8693 (expand_block_move_1): Likewise.
8694 (expand_block_set_4): Likewise.
8695 (expand_block_set_2): Likewise.
8696 (expand_block_set_1): Likewise.
8697 (visium_trampoline_init): Likewise.
8699 2016-02-17 Nick Clifton <nickc@redhat.com>
8701 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
8702 TI's devices.csv file as of March 2016.
8704 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
8707 * opts-global.c (handle_common_deferred_options): Introduce and
8708 initialize two global variables to remember command-line options
8709 specifying a stack-limiting register.
8710 * opts.h: Add extern declarations of the two new global variables.
8711 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
8712 variable based on the values of the two new global variables.
8714 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8717 * common.opt (Wnonnull-compare): New warning.
8718 * doc/invoke.texi (-Wnonnull): Remove text about comparison
8719 of arguments against NULL.
8720 (-Wnonnull-compare): Document.
8721 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
8722 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
8723 * passes.def (pass_warn_nonnull_compare): Add.
8724 * gimple-ssa-nonnull-compare.c: New file.
8726 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8728 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
8729 AARCH64_EXTRA_TUNE_RECIP_SQRT.
8731 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8733 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
8734 reciprocal sqrt for -mlow-precision-recip-sqrt.
8736 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8737 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8739 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
8740 always use lane loads to construct non-constant vectors.
8742 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8744 * config/aarch64/aarch64.md
8745 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
8746 constraints for operand 3.
8747 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
8749 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8750 Richard Biener <rguenther@suse.de>
8752 PR tree-optimization/69820
8753 * tree-vect-patterns.c (type_conversion_p): Return false if
8754 *orig_type is unsigned single precision or boolean.
8755 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
8758 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8760 PR rtl-optimization/69764
8761 PR rtl-optimization/69771
8762 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
8763 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
8765 2016-02-16 Richard Biener <rguenther@suse.de>
8767 PR tree-optimization/69776
8768 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
8770 (indirect_refs_may_alias_p): Likewise.
8771 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
8772 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
8773 according to tbaa_p.
8774 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
8775 (optimize_stmt): For redundant store discovery do not allow tbaa.
8777 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
8779 PR tree-optimization/69714
8780 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
8781 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
8783 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
8785 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
8786 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
8787 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
8788 * config/arc/arc.c (arc_init): Check FPU options.
8789 (get_arc_condition_code): Handle new CC_FPU* modes.
8790 (arc_select_cc_mode): Likewise.
8791 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
8792 register pair only. Allow access for ARCv2 accumulator.
8793 (gen_compare_reg): Whenever we have FPU support use FPU compare
8795 (arc_reorg): Don't generate brcc insns when FPU compare
8796 instructions are involved.
8797 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
8798 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
8799 floating point emulation.
8800 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
8801 (REVERSE_CONDITION): Add new CC_FPU* modes.
8802 (TARGET_FP_SP_BASE): Define.
8803 (TARGET_FP_DP_BASE): Likewise.
8804 (TARGET_FP_SP_FUSED): Likewise.
8805 (TARGET_FP_DP_FUSED): Likewise.
8806 (TARGET_FP_SP_CONV): Likewise.
8807 (TARGET_FP_DP_CONV): Likewise.
8808 (TARGET_FP_SP_SQRT): Likewise.
8809 (TARGET_FP_DP_SQRT): Likewise.
8810 (TARGET_FP_DP_AX): Likewise.
8811 * config/arc/arc.md (ARCV2_ACC): New constant.
8812 (type): New fpu type attribute.
8813 (SDF): Conditional iterator.
8814 (cstore<mode>, cbranch<mode>): Change expand condition.
8815 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
8816 handles FPU/FPX cases as well.
8817 * config/arc/arc.opt (mfpu): New option.
8818 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
8820 (adddf3, muldf3, subdf3): Removed.
8821 * config/arc/predicates.md (proper_comparison_operator): Recognize
8823 * config/arc/fpu.md: New file.
8824 * doc/invoke.texi (ARC Options): Document mfpu option.
8826 2016-02-16 Richard Biener <rguenther@suse.de>
8828 PR rtl-optimization/69291
8829 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
8830 noce_operand_ok check.
8832 2016-02-16 Tom de Vries <tom@codesourcery.com>
8835 * omp-low.c (simd_clone_create): Remove call to
8836 symtab->call_cgraph_insertion_hooks.
8838 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8840 PR tree-optimization/69802
8841 * tree-ssa-reassoc.c (update_range_test): If op is
8842 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
8843 op == 1 test of precision 1 integral op, otherwise handle
8844 that case as op itself. Fix up formatting.
8845 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
8848 2016-02-16 Richard Biener <rguenther@suse.de>
8850 PR tree-optimization/69586
8851 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
8852 types for conversion sources.
8854 2016-02-16 Richard Biener <rguenther@suse.de>
8857 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
8858 mask OEP_ADDRESS_OF.
8860 2016-02-16 Alan Modra <amodra@gmail.com>
8863 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
8864 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
8865 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
8867 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
8868 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
8869 (p8_fmrgow_<mode>): Likewise.
8870 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
8872 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
8873 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
8874 to use movdi_internal64. Remove op0_di.
8875 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
8877 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
8879 Add support for the FCCMP insn types
8881 * config/aarch64/aarch64.md (fccmp): Change insn type.
8883 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
8884 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
8885 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
8886 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
8887 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
8888 * config/arm/types.md (fccmps): Add new insn type.
8891 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
8893 * alias.c (get_alias_set): Fix a typo in comment.
8895 2016-02-15 Richard Biener <rguenther@suse.de>
8897 PR tree-optimization/69595
8898 * match.pd: Complete range test simplification to true.
8900 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
8902 PR rtl-optimization/69648
8903 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
8904 pic_offset_table_rtx.
8906 PR rtl-optimization/69752
8907 * ira.c (update_equiv_regs): When looking for more than a single SET,
8908 also take other side effects into account.
8910 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8912 * config/s390/s390.c (s390_function_profiler): Add a new sequence
8913 for z900+ CPUs in 31-bit mode.
8915 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8917 * common/config/s390/s390-common.c (s390_supports_split_stack):
8919 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
8920 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
8921 * config/s390/s390.c (struct machine_function): New field
8922 split_stack_varargs_pointer.
8923 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
8924 in s390_emit_prologue.
8925 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
8927 (morestack_ref): New global.
8928 (SPLIT_STACK_AVAILABLE): New macro.
8929 (s390_expand_split_stack_prologue): New function.
8930 (s390_live_on_entry): New function.
8931 (s390_va_start): Use split-stack vararg pointer if appropriate.
8932 (s390_asm_file_end): Emit the split-stack note sections.
8933 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
8934 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
8935 (UNSPECV_SPLIT_STACK_CALL): New unspec.
8936 (UNSPECV_SPLIT_STACK_DATA): New unspec.
8937 (split_stack_prologue): New expand.
8938 (split_stack_space_check): New expand.
8939 (split_stack_data): New insn.
8940 (split_stack_call): New expand.
8941 (split_stack_call_*): New insn.
8942 (split_stack_cond_call): New expand.
8943 (split_stack_cond_call_*): New insn.
8945 2016-02-15 Richard Biener <rguenther@suse.de>
8947 PR tree-optimization/69783
8948 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8949 Add trivially correct cases.
8951 2016-02-15 Tom de Vries <tom@codesourcery.com>
8954 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
8956 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
8958 2016-02-15 Richard Biener <rguenther@suse.de>
8960 PR tree-optimization/69776
8961 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8962 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
8963 indicate whether we can use TBAA to disambiguate against stores.
8964 Use alias-set zero if not.
8965 (visit_reference_op_store): Do not use TBAA when looking up
8967 * tree-ssa-pre.c (compute_avail): Use TBAA here.
8968 (eliminate_dom_walker::before_dom_children): But not when looking
8969 up redundant stores.
8971 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
8973 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
8975 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8977 * config/i386/znver1.md
8978 (znver1_pop, znver1_pop_mem,
8979 znver1_load_imov_double_store,
8980 znver1_load_imov_direct_store,
8981 znver1_load_imov_direct_load,
8982 znver1_load_imov_double_load): Add new.
8983 (znver1_insn, znver1_insn_load): Add icmov type.
8985 znver1_sseavx_fma_load,
8987 znver1_avx256_fma_load): Fix pipe usage.
8989 2016-02-14 Alan Modra <amodra@gmail.com>
8992 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
8993 with an invalid hard reg, reload just the reg not the entire
8994 pre/post-inc/dec address expression.
8996 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
8999 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9000 fixed R1_REG scratch reg.
9001 (sibcall_value_pcrel_fdpic): Likewise.
9003 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9007 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9009 2016-02-12 Walter Lee <walt@tilera.com>
9011 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9012 * config/tilegx/t-tilegx: Likewise.
9014 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9017 * diagnostic-show-locus.c (struct line_span): New struct.
9018 (layout::get_first_line): Delete.
9019 (layout::get_last_line): Delete.
9020 (layout::get_num_line_spans): New member function.
9021 (layout::get_line_span): Likewise.
9022 (layout::print_heading_for_line_span_index_p): Likewise.
9023 (layout::get_expanded_location): Likewise.
9024 (layout::calculate_line_spans): Likewise.
9025 (layout::m_first_line): Delete.
9026 (layout::m_last_line): Delete.
9027 (layout::m_line_spans): New field.
9028 (layout::layout): Update comment. Replace m_first_line and
9029 m_last_line with m_line_spans, replacing their initialization
9030 with a call to calculate_line_spans.
9031 (diagnostic_show_locus): When printing source lines and
9032 annotations, rather than looping over a single span
9033 of lines, instead loop over each line_span within
9034 the layout, with an inner loop over the lines within them.
9035 Call the context's start_span callback when changing line spans.
9036 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9037 (diagnostic_build_prefix): Break out the building of the location
9038 part of the string into...
9039 (diagnostic_get_location_text): ...this new function, rewriting
9040 it from nested ternary expressions to a sequence of "if"
9042 (default_diagnostic_start_span_fn): New function.
9043 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9044 (diagnostic_context::start_span): New field.
9045 (default_diagnostic_start_span_fn): New prototype.
9047 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9050 * gcc.c (driver::finalize): Fix cleanup of "specs".
9052 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9056 * gcc.c (driver::driver): Initialize m_option_suggestions.
9057 (driver::~driver): Clean up m_option_suggestions.
9058 (suggest_option): Convert to...
9059 (driver::suggest_option): ...this, and split out into
9060 driver::build_option_suggestions and find_closest_string.
9061 (driver::build_option_suggestions): New function, from
9062 first half of suggest_option. Special-case
9063 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9064 the sanitizer_opts array. For options of enum types, add the
9065 various enum values to the candidate strings.
9066 (driver::handle_unrecognized_options): Remove "const".
9067 * gcc.h (driver::handle_unrecognized_options): Likewise.
9068 (driver::build_option_suggestions): New decl.
9069 (driver::suggest_option): New decl.
9070 (driver::m_option_suggestions): New field.
9071 * opts-common.c (add_misspelling_candidates): New function.
9072 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9073 and make non-static.
9074 * opts.h (sanitizer_opts): New array decl.
9075 (add_misspelling_candidates): New function decl.
9076 * spellcheck.c (find_closest_string): New function.
9077 * spellcheck.h (find_closest_string): New function decl.
9079 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9081 PR rtl-optimization/69764
9082 PR rtl-optimization/69771
9083 * optabs.c (expand_binop_directly): For shift_optab_p, force
9084 convert_modes with VOIDmode if xop1 has VOIDmode.
9086 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9089 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9090 to correctly determine instrumentation thunks.
9092 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9095 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9096 type by reference, force lhs on the call.
9099 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9100 Compute retval and retbnd early in all cases if split_part_return_p
9101 and return_bb is not EXIT. Remove all clobber stmts and reset
9102 all debug stmts that refer to SSA_NAMEs defined in split part,
9103 except if it is retval, in that case replace the old retval with the
9104 lhs of the call to the split part.
9106 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9109 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9112 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9113 whose result is used in PHI.
9114 (maybe_optimize_range_tests): Likewise.
9115 (final_range_test_p): Likweise.
9117 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9120 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9121 whose result is used in PHI.
9122 (maybe_optimize_range_tests): Likewise.
9123 (final_range_test_p): Likweise.
9125 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9127 * cgraph.c: Spelling fixes - behaviour -> behavior and
9128 neighbour -> neighbor.
9129 * target.def: Likewise.
9130 * sel-sched.c: Likewise.
9131 * config/mips/mips.c: Likewise.
9132 * config/arc/arc.md: Likewise.
9133 * config/arm/cortex-a57.md: Likewise.
9134 * config/arm/arm.c: Likewise.
9135 * config/arm/neon.md: Likewise.
9136 * config/arm/arm-c.c: Likewise.
9137 * config/vms/vms-c.c: Likewise.
9138 * config/s390/s390.c: Likewise.
9139 * config/i386/znver1.md: Likewise.
9140 * config/i386/i386.c: Likewise.
9141 * config/ia64/hpux-unix2003.h: Likewise.
9142 * config/msp430/msp430.md: Likewise.
9143 * config/rx/rx.c: Likewise.
9144 * config/rx/rx.md: Likewise.
9145 * config/aarch64/aarch64-simd.md: Likewise.
9146 * config/aarch64/aarch64.c: Likewise.
9147 * config/nvptx/nvptx.c: Likewise.
9148 * config/bfin/bfin.c: Likewise.
9149 * config/cris/cris.opt: Likewise.
9150 * config/rs6000/rs6000.c: Likewise.
9151 * target.h: Likewise.
9152 * spellcheck.c: Likewise.
9153 * ira-build.c: Likewise.
9154 * tree-inline.c: Likewise.
9155 * builtins.c: Likewise.
9156 * lra-constraints.c: Likewise.
9157 * explow.c: Likewise.
9158 * hwint.h: Likewise.
9159 * targhooks.c: Likewise.
9160 * tree-vect-data-refs.c: Likewise.
9162 * doc/tm.texi: Likewise.
9163 * doc/extend.texi: Likewise.
9164 * doc/install.texi: Likewise.
9165 * doc/md.texi: Likewise.
9166 * tree-ssa-tail-merge.c: Likewise.
9167 * sched-int.h: Likewise.
9168 * match.pd: Likewise.
9169 * sched-ebb.c: Likewise.
9170 * target.def (omit_struct_return_reg): Likewise.
9171 * gimple-ssa-isolate-paths.c: Likewise.
9172 (find_implicit_erroneous_behaviour): Renamed to...
9173 (find_implicit_erroneous_behavior): ... this.
9174 (find_explicit_erroneous_behaviour): Renamed to...
9175 (find_explicit_erroneous_behavior): ... this.
9176 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9178 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9180 PR rtl-optimization/64682
9181 PR rtl-optimization/69567
9182 PR rtl-optimization/69737
9183 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9184 in I2 as well, just lose it.
9186 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9188 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9190 (aarch64_last_printed_tune_string): Likewise.
9191 (aarch64_declare_function_name): Only output .arch assembler
9192 directive if it will be different from the previously output
9193 directive. Same for .tune comment but only if -dA is set.
9194 (aarch64_start_file): New function.
9195 (TARGET_ASM_FILE_START): Define.
9197 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9200 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9202 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9205 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9206 -Wmaybe-uninitialized warning.
9208 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9211 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9213 2016-02-11 Richard Biener <rguenther@suse.de>
9215 PR rtl-optimization/69291
9216 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9217 subexpressions affected by changing the result.
9219 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9222 * lra-constraints.c (curr_insn_transform): Find in/out operands
9223 for secondary memory moves. Update dups.
9225 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9227 PR tree-optimization/69652
9228 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9229 to nested loop, did source re-formatting, skip debug statements,
9230 add check on statement with volatile operand, remove dead scalar
9233 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9234 Patrick Palka <ppalka@gcc.gnu.org>
9238 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9239 calls if the return type is TREE_ADDRESSABLE.
9240 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9241 * ipa-split.c (split_function): Fix doubled "we" in comment.
9242 Use void return type for the split part even if
9243 !split_point->split_part_set_retval.
9245 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9247 PR tree-optimization/68021
9248 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9249 when computing the value of biv cand by itself.
9251 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9253 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9254 (cortexa57_tunings): Likewise.
9255 (cortexa72_tunings): Likewise.
9256 (arch_macro_fusion_pair_p): Add support for AES fusion.
9257 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9258 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9259 Allow virtual registers before reload so early scheduling works.
9260 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9261 correct latency and pipeline.
9262 (cortex_a57_crypto_complex): Likewise.
9263 (cortex_a57_crypto_xor): Likewise.
9264 (define_bypass): Add AES bypass.
9266 2016-02-10 Richard Biener <rguenther@suse.de>
9268 PR tree-optimization/69726
9269 * passes.def: Add DCE pass before late uninit.
9270 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9271 really fixup if-conversions job.
9273 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9275 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9276 (arm_cortex_a57_tune): Likewise.
9277 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9278 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9280 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9282 * timevar.def (TV_PHASE_DBGINFO): Delete.
9283 (TV_PHASE_CHECK_DBGINFO): Likewise.
9284 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9286 2016-02-10 Richard Biener <rguenther@suse.de>
9288 PR tree-optimization/69719
9289 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9290 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
9292 2016-02-09 Andrew Pinski <apinski@cavium.com>
9295 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
9296 get_vcond_mask_icode returns false.
9298 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9301 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
9302 an ADDIS that adds a pointer to a large constant that sets the
9303 upper16 bits with a load operation.
9305 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9308 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
9310 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
9312 (vzipq_s16): Likewise.
9313 (vzipq_s32): Likewise.
9314 (vzipq_f32): Likewise.
9315 (vzipq_u8): Likewise.
9316 (vzipq_u16): Likewise.
9317 (vzipq_u32): Likewise.
9318 (vzipq_p8): Likewise.
9319 (vzipq_p16): Likewise.
9321 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9324 * config/arm/arm.c (neon_endian_lane_map): New function.
9325 (neon_vector_pair_endian_lane_map): New function.
9326 (arm_evpc_neon_vuzp): Allow for big endian lane order.
9327 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
9329 (vuzpq_s16): Likewise.
9330 (vuzpq_s32): Likewise.
9331 (vuzpq_f32): Likewise.
9332 (vuzpq_u8): Likewise.
9333 (vuzpq_u16): Likewise.
9334 (vuzpq_u32): Likewise.
9335 (vuzpq_p8): Likewise.
9336 (vuzpq_p16): Likewise.
9338 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
9341 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
9344 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
9346 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
9347 truncate const_int operand 1 to QImode.
9349 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
9351 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
9352 corresponding to an abnormal edge.
9354 2016-02-09 Tom de Vries <tom@codesourcery.com>
9356 PR tree-optimization/69599
9357 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
9359 (find_func_aliases_for_builtin_call, find_func_clobbers)
9360 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
9363 2016-02-09 Richard Biener <rguenther@suse.de>
9365 PR tree-optimization/69715
9366 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
9367 LHS on calls as non-rewritable.
9369 2016-02-09 Tom de Vries <tom@codesourcery.com>
9372 * lto-wrapper.c (append_diag_options): New function.
9373 (compile_offload_image): Call append_diag_options.
9375 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
9378 * doc/extend.texi (Flag Output Operands): Correct sectioning.
9379 Minor copy-edit to fix verb tenses.
9381 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9383 PR tree-optimization/69209
9384 * ipa-split.c (split_function): If split part is not
9385 returning retval, retval has gimple type but is not
9386 gimple value, force it into a SSA_NAME first.
9388 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9390 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9393 2016-02-08 Jason Merrill <jason@redhat.com>
9396 * convert.c (convert_to_integer_1): Check dofold on truncation
9398 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
9399 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
9400 Rename from *_nofold.
9401 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
9402 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
9404 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
9407 * tree.c (build_common_tree_nodes): Remove short_double argument.
9408 All callers changed.
9409 * tree.h (build_common_tree_nodes): Adjust declaration.
9410 * doc/invoke.texi (-fshort-double): Remove documentation.
9411 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9412 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
9413 * lto-wrapper.c (merge_and_complain, append_compiler_options)
9414 (append_linker_options): Don't handle OPT_fshort_double.
9416 PR rtl-optimization/68730
9417 * lra-remat.c (insn_to_cand_activation): New static variable.
9418 (lra_remat): Allocate and free it.
9419 (create_cand): New arg activation. Initialize a field in
9420 insn_to_cand_activation if it is nonnull.
9421 (create_cands): Pass the activation insn to create_cand when making
9422 a candidate involving an output reload. Reorganize code a little.
9423 (do_remat): Keep track of active status of candidates in a separate
9426 2016-02-08 Richard Biener <rguenther@suse.de>
9428 PR tree-optimization/69719
9429 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9430 Properly use absolute of the difference of the two offsets to
9431 compare or adjust the segment length.
9433 2016-02-08 Richard Biener <rguenther@suse.de>
9434 Jeff Law <law@redhat.com>
9437 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
9438 types for anonymous SSA names.
9440 2016-02-08 Richard Biener <rguenther@suse.de>
9442 PR rtl-optimization/69274
9443 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
9445 2016-02-08 Jeff Law <law@redhat.com>
9447 PR tree-optimization/65917
9448 * tree-ssa-dom.c (record_temporary_equivalences): Record both
9449 equivalences from if (x == y) style conditionals.
9450 (loop_depth_of_name): Remove.
9451 (record_equality): Remove loop depth check.
9452 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
9453 (const_and_copies::record_const_or_copy_raw): New member function.
9454 * tree-ssa-scopedtables.c
9455 (const_and_copies::record_const_or_copy_raw): New, factored out of
9456 (const_and_copies::record_const_or_copy): Call new member function.
9458 2016-02-05 Jeff Law <law@redhat.com>
9460 PR tree-optimization/68541
9461 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
9462 (count_stmts_in_block): New function.
9463 (poor_ifcvt_candidate_code): Likewise.
9464 (is_feasible_trace): Add some heuristics to determine when path
9465 splitting is profitable.
9466 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
9467 is a diamond with a single exit.
9469 2016-02-05 Martin Sebor <msebor@redhat.com>
9472 * doc/invoke.texi: Update -Wplacement-new to take an optional
9475 2016-02-06 Richard Henderson <rth@redhat.com>
9478 * tree.c (tree_nop_conversion_p): Do not strip casts into or
9479 out of non-standard address spaces.
9481 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9483 PR rtl-optimization/69691
9484 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
9486 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
9488 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
9489 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
9490 (*ieee128_mfvsrd_64bit): Likewise.
9491 (*ieee128_mfvsrd_32bit): Likewise.
9493 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
9497 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9499 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
9500 instrumented_version.
9502 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
9504 * doc/invoke.texi (Optimize Options): In table of --param options
9505 rename second occurrence of tracer-min-branch-ratio to
9506 tracer-min-branch-probability, rename
9507 tracer-min-branch-ratio-feedback to
9508 tracer-min-branch-probability-feedback and clarify description,
9509 rename sched-spec-state-edge-prob-cutoff to
9510 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
9511 to selsched-insns-to-rename, rename lto-minpartition to
9512 lto-min-partition, delete reorder-blocks-duplicate and
9513 reorder-blocks-duplicate-feedback.
9515 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9517 * config/s390/s390.c (s390_register_info_set_ranges): Remove
9520 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
9522 * doc/extend.texi: S/390: Correct some typos.
9524 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9526 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
9528 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9531 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
9532 (s390_register_info_gprtofpr): Use new macros above.
9533 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
9535 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
9536 its name. Adjust restore and save gpr ranges.
9537 (s390_register_info_set_ranges): New function.
9538 (s390_register_info): Use new macros above. Call
9539 s390_register_info_set_ranges.
9540 (s390_optimize_register_info): Likewise.
9541 (s390_hard_regno_rename_ok): Use new macros.
9542 (s390_hard_regno_scratch_ok): Likewise.
9543 (s390_emit_epilogue): Likewise.
9544 (s390_can_use_return_insn): Likewise.
9545 (s390_optimize_prologue): Likewise.
9546 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
9548 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9551 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
9553 (ix86_option_override_internal): Disable TARGET_STV even for
9554 -m{incoming,preferred}-stack-boundary=3.
9556 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9558 * config.gcc: Mark deprecated rtems targets as obsolete.
9560 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
9562 PR rtl-optimization/64682
9563 PR rtl-optimization/69567
9564 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
9565 before I2 only if the register is both used and set in I2.
9567 2016-02-04 DJ Delorie <dj@redhat.com>
9569 * config/msp430/msp430.c (msp430_start_function): Add function type.
9571 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9574 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
9576 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
9578 PR rtl-optimization/69577
9580 2015-10-29 Richard Henderson <rth@redhat.com>
9584 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
9585 sse check to the exact conditions of PR 67609.
9587 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9590 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
9591 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
9592 not allowed into the traditional Altivec registers.
9593 (movtd_64bit_nodm): Likewise.
9594 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
9596 2016-02-04 David Malcolm <dmalcolm@redhat.com>
9598 * config/aarch64/cortex-a57-fma-steering.c
9599 (aarch64_register_fma_steering): Remove "static" from arguments
9602 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
9605 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
9608 2016-02-04 Mike Frysinger <vapier@gentoo.org>
9610 * doc/invoke.texi: Delete -mno-fma4.
9612 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
9614 PR rtl-optimization/69577
9615 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
9616 (find_subregs_of_mode): Update accordingly. Iterate over partial
9619 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
9621 * config/arm/arm-protos.h (neon_reinterpret): Remove.
9622 * config/arm/arm.c (neon_reinterpret): Remove.
9623 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
9624 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
9625 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
9626 vreinterpretti): Remove.
9627 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
9628 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
9629 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
9630 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
9631 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
9632 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
9633 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
9634 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
9635 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
9636 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
9637 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
9638 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
9639 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
9640 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
9641 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
9642 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
9643 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
9644 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
9645 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
9646 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
9647 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
9648 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
9649 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
9650 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
9651 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
9652 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
9653 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
9654 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
9655 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
9656 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
9657 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
9658 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
9659 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
9660 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
9661 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
9662 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
9663 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
9664 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
9665 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
9666 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
9667 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
9668 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
9669 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
9670 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
9671 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
9672 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
9673 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
9674 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
9675 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
9676 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
9677 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
9678 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
9679 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
9680 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
9681 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
9682 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
9683 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
9684 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
9685 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
9686 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
9687 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
9688 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
9689 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
9690 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
9691 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
9692 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
9693 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
9694 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
9695 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
9696 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
9697 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
9698 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
9699 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
9700 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
9701 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
9702 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
9703 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
9704 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
9705 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
9706 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
9707 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
9708 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
9709 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
9710 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
9711 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
9712 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
9713 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
9714 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
9715 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
9716 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
9717 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
9718 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
9719 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
9720 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
9721 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
9722 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
9723 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
9724 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
9725 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
9726 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
9727 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
9728 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
9729 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
9731 2016-02-04 Martin Liska <mliska@suse.cz>
9734 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
9735 that are gimple_store_p.
9736 (maybe_instrument_call): Likewise.
9738 2016-02-04 Bin Cheng <bin.cheng@arm.com>
9740 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
9741 register scaling out of memory reference and comment why.
9743 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9747 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
9748 folding the source of a SET.
9750 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9754 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
9755 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
9757 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
9761 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
9764 2016-02-04 Christian Bruel <christian.bruel@st.com>
9766 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
9767 * config/arm/arm.c (arm_set_current_function): Likewise.
9769 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9770 Ilya Enkovich <enkovich.gnu@gmail.com>
9771 H.J. Lu <hongjiu.lu@intel.com>
9774 * config/i386/i386.c (convert_scalars_to_vector): Remove
9775 stack alignment fixes.
9776 (ix86_option_override_internal): Disable TARGET_STV if stack
9777 might not be aligned enough.
9778 (ix86_minimum_alignment): Assert that TARGET_STV is false.
9780 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
9782 * config/i386/x86-tune.def: Disable default prefetching
9785 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9786 Vladimir Makarov <vmakarov@redhat.com>
9789 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
9790 in validating fused toc addresses.
9792 2016-02-03 Jakub Jelinek <jakub@redhat.com>
9795 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
9796 range->m_caret fields if range->m_show_caret_p is false.
9799 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9800 Force oldval into register if it does not satisfy reg_or_short_operand
9801 predicate. Fix up formatting.
9803 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
9804 Alexandre Oliva <aoliva@redhat.com>
9807 * lra-constraints.c (simplify_operand_subreg): Check additionally
9808 address validity after potential reloading.
9809 (process_address_1): Check insns validity. In case of failure do
9812 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
9815 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
9818 2016-02-02 Jakub Jelinek <jakub@redhat.com>
9820 * wide-int.cc (canonize_uhwi): New function.
9821 (wi::divmod_internal): Use it.
9823 2016-02-02 James Norris <jnorris@codesourcery.com
9825 * gimplify.c (omp_notice_variable): Add usage check.
9827 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
9829 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
9830 like LE, GE, LT, GT when emitting relational operator.
9832 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9834 * ira-costs.c (find_costs_and_classes): Add extra argument.
9835 * target.def (ira_change_pseudo_allocno_class): Add parameter.
9836 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
9837 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
9838 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
9839 Add best_class parameter, and return it if not ALL_REGS.
9840 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
9842 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
9845 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9847 * config/aarch64/aarch64.c
9848 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
9849 (aarch64_ira_change_pseudo_allocno_class): New function.
9851 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
9854 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
9856 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9858 * config/avr/avr.c (avr_option_override): Set
9859 PARAM_ALLOW_STORE_DATA_RACES to 1.
9861 2016-02-02 Richard Biener <rguenther@suse.de>
9863 PR tree-optimization/69595
9864 * match.pd: Add range test simplifications to true/false.
9866 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
9868 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
9869 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
9872 2016-02-02 Richard Biener <rguenther@suse.de>
9874 PR tree-optimization/69606
9875 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
9876 info on the result before moving a stmt.
9878 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
9881 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
9882 branch with vector comparison.
9883 * config/i386/sse.md (VI48_AVX): New mode iterator.
9884 (define_expand "cbranch<mode>4): Add support for conditional branch
9885 with vector comparison.
9886 * tree-vect-loop.c (optimize_mask_stores): New function.
9887 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
9888 has_mask_store field of vect_info.
9889 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
9890 vectorized loops having masked stores after vec_info destroy.
9891 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
9892 correspondent macros.
9893 (optimize_mask_stores): Add prototype.
9895 2016-02-02 Alan Modra <amodra@gmail.com>
9898 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
9901 2016-02-02 Alan Modra <amodra@gmail.com>
9904 * config/rs6000/rs6000.c (need_toc_init): New var, set it
9905 whenever toc_label_name used.
9906 (rs6000_file_start): Don't set up toc section here,
9907 (rs6000_output_function_epilogue): do so here instead,
9908 (rs6000_xcoff_file_start): and here.
9909 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
9910 (load_toc_aix_di): Likewise.
9912 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9914 PR rtl-optimization/69592
9915 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
9916 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
9917 (num_sign_bit_copies_binary_arith_p): New inline function.
9918 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
9920 2016-02-01 Jeff Law <law@redhat.com>
9922 PR tree-optimization/69580
9923 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
9924 * tree-ssa-threadbackward.c
9925 (fsm_find_control_statement_thread_paths): Do not try to walk
9926 through large PHI nodes.
9928 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9930 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
9931 when count is incremented above limit, don't analyze further
9934 * omp-low.c (oacc_parse_default_dims): Avoid
9935 -Wsign-compare warning, make sure value fits into int
9936 rather than just unsigned int.
9938 2016-02-01 Bin Cheng <bin.cheng@arm.com>
9940 PR tree-optimization/67921
9941 * fold-const.c (split_tree): New parameters. Convert pointer
9942 type variable part to proper type before negating.
9943 (fold_binary_loc): Pass new arguments to split_tree.
9945 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
9947 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
9948 (nvptx_goacc_validate_dims): Extend to handle global defaults.
9949 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
9950 * doc/tm.texti: Rebuilt.
9951 * doc/invoke.texi (fopenacc-dim): Document.
9952 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
9953 (append_compiler_options): Likewise.
9954 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
9955 (oacc_parse_default_dims): New.
9956 (oacc_validate_dims): Add USED arg. Select non-unity default when
9958 (oacc_loop_fixed_partitions): Return mask of used partitions.
9959 (oacc_loop_auto_partitions): Emit dump info.
9960 (oacc_loop_partition): Return mask of used partitions.
9961 (execute_oacc_device_lower): Parse default dimension arg. Adjust
9962 loop partitioning and validation calls.
9964 2016-02-01 Richard Biener <rguenther@suse.de>
9967 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
9969 2016-02-01 Richard Biener <rguenther@suse.de>
9971 PR tree-optimization/69574
9972 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
9973 of asserting return chrec_dont_know.
9975 2016-02-01 Martin Liska <mliska@suse.cz>
9977 * mem-stats-traits.h: Add copyright header.
9978 * mem-stats.h: Likewise.
9980 2016-02-01 Richard Biener <rguenther@suse.de>
9982 PR tree-optimization/69579
9983 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
9984 Do not propagate through abnormal PHI results.
9986 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
9988 * postreload.c (reload_cse_simplify): Remove dead code.
9990 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9992 PR rtl-optimization/69570
9993 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
9994 if there is more than one set, not if there is a single set.
9996 2016-02-01 Richard Henderson <rth@redhat.com>
9999 * combine.c (make_compound_operation): When looking through a
10000 subreg, make sure to re-extend to the width of the outer mode.
10002 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10004 PR tree-optimization/69546
10005 * wide-int.cc (wi::divmod_internal): For unsigned division
10006 where both operands fit into uhwi, if o1 is 1 and o0 has
10007 msb set, if divident_prec is larger than bits per hwi,
10008 clear another quotient word and return 2 instead of 1.
10009 Similarly for remainder with msb in HWI set, if dividend_prec
10010 is larger than bits per hwi.
10012 2016-01-29 Martin Jambor <mjambor@suse.cz>
10014 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10015 Use short lowercase names.
10016 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10017 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10018 acq_rel one. Protect warning agains segfaults if
10019 get_memory_order_name returns NULL.
10020 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10021 with release semantics. Do not warn if get_memory_order already did.
10022 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10023 semantics. Fix check for relaxed or acquire semantics. Do not warn
10024 if get_memory_order already did.
10026 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10028 * doc/install.texi: Document that isl-0.16 is supported.
10030 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10033 * config/i386/constraints.md (Bm): Describe as special memory
10035 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10036 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10037 * genpreds.c (struct constraint_data): Add is_special_memory.
10038 (have_special_memory_constraints, special_memory_start): New
10040 (special_memory_end): Ditto.
10041 (add_constraint): Add new arg is_special_memory. Add code to
10042 process its true value. Update have_special_memory_constraints.
10043 (process_define_constraint): Pass the new arg.
10044 (process_define_register_constraint): Ditto.
10045 (choose_enum_order): Process special memory.
10046 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10047 function insn_extra_special_memory_constraint.
10048 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10049 * gensupport.c (process_rtx): Process
10050 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10051 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10052 * ira-lives.c (single_reg_class): Use
10053 insn_extra_special_memory_constraint.
10054 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10055 * lra-constraints.c (process_alt_operands): Ditto.
10056 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10057 * recog.c (asm_operand_ok, preprocess_constraints): Process
10059 * reload.c (find_reloads): Ditto.
10060 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10061 * stmt.c (parse_input_constraint): Use
10062 insn_extra_special_memory_constraint.
10064 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10067 * lra-splill.c (lra_final_code_change): Revert r229087 by
10068 removing all sub-registers.
10070 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10073 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10075 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10078 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10079 SSE1, copy target into the temporary reg first before recursing
10082 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10084 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10087 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10089 * ginclude/stdarg.h: Test __cplusplus instead of
10090 __GXX_EXPERIMENTAL_CXX0X__.
10092 2016-01-29 Richard Biener <rguenther@suse.de>
10094 PR tree-optimization/69547
10095 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10096 Do not mark clobbers necessary.
10097 (mark_all_reaching_defs_necessary_1): Likewise.
10099 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10101 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10102 declaration name with %qs and print it in both error messages.
10103 Also fix indentation.
10105 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10108 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10109 trailing blank line from error message.
10111 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10114 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10117 2016-01-29 Richard Biener <rguenther@suse.de>
10119 PR middle-end/69537
10120 * match.pd: Allow all integral types when simplifying a
10121 widening or sign-changing conversion.
10123 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10125 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10126 back to setting codegen_error to fail codegen.
10128 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10131 * config/i386/constraints.md (C): Only accept constant zero operand.
10132 (BC): New constraint.
10133 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10134 instead of C constraint.
10135 * doc/md.texi (Machine Constraints): Update description
10138 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10141 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10143 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10145 PR middle-end/69542
10146 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10149 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10151 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10152 branches if using guessed profile.
10154 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10156 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10158 2016-01-28 Richard Henderson <rth@redhat.com>
10161 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10162 * config/aarch64/aarch64-protos.h: Update.
10163 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10164 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10165 (aarch64_get_condition_code_1): Handle CC_Cmode.
10166 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10167 (*add<mode>3_compareC_cconly_imm): New.
10168 (*add<mode>3_compareC_cconly): New.
10169 (*add<mode>3_compareC_imm): New.
10170 (add<mode>3_compareC): New.
10171 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10172 to be first. Use aarch64_carry_operation.
10173 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10174 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10175 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10176 (subti3): Use subdi3_compare1.
10177 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10178 (sub<mode>3_compare1): New.
10179 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10180 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10181 (*subsi3_carryin_uxtw): Likewise.
10182 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10183 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10184 * config/aarch64/iterators.md (DWI): New.
10185 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10186 (aarch64_borrow_operation): New.
10188 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10190 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10191 message when isl does not return a valid schedule.
10193 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10195 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10196 Remove comments from class declarations: they are already in the code
10199 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10201 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10203 (ternary_op_to_tree): Same.
10204 (unary_op_to_tree): Same.
10205 (nary_op_to_tree): Same.
10206 (gcc_expression_from_isl_expr_op): Same.
10207 (gcc_expression_from_isl_expression): Same.
10208 (graphite_create_new_loop): Same.
10209 (graphite_create_new_loop_guard): Same.
10210 (build_iv_mapping): Same.
10211 (graphite_create_new_guard): Same.
10212 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10213 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10215 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10217 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10218 instead of setting codegen_error to fail codegen.
10220 2016-01-28 Jason Merrill <jason@redhat.com>
10222 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10224 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10226 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10227 Remove CONST_INT_P check in CCMP cost calculation.
10229 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10231 * config/aarch64/aarch64.c (generic_vector_cost):
10232 Set vec_permute_cost.
10233 (cortexa57_vector_cost): Likewise.
10234 (exynosm1_vector_cost): Likewise.
10235 (xgene1_vector_cost): Likewise.
10236 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10237 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10238 Add vec_permute_cost entry.
10240 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10242 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10244 (add<mode>3_compare0): Likewise.
10245 (addsi3_compare0_uxtw): Likewise.
10246 (add<mode>3nr_compare0): Likewise.
10247 (compare_neg<mode>): Likewise.
10248 (<optab><mode>3): Likewise.
10250 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10252 * tree-vect-stmts.c (vectorizable_comparison): Add
10253 NULL check for vectype.
10255 2016-01-28 Richard Biener <rguenther@suse.de>
10257 PR tree-optimization/69466
10258 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10259 Account for PHIs we couldn't duplicate.
10261 2016-01-28 Martin Liska <mliska@suse.cz>
10264 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10265 instead of ENABLE_VALGRIND_CHECKING.
10267 2016-01-27 Richard Henderson <rth@redhat.com>
10270 * lra-remat.c (subreg_regs): New.
10271 (dump_candidates_and_remat_bb_data): Dump it.
10272 (operand_to_remat): Reject if operand in subreg_regs.
10273 (set_bb_regs): Collect subreg_regs.
10274 (lra_remat): Init and free subreg_regs. Compute
10275 calculate_local_reg_remat_bb_data before create_cands.
10277 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10280 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10281 change stack_alignment_needed for __tls_get_addr call.
10283 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10285 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10287 2016-01-27 Jeff Law <law@redhat.com>
10289 PR tree-optimization/68398
10290 PR tree-optimization/69196
10291 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
10292 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
10293 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10294 Only count PHIs in the last block in the path. The others will
10295 const/copy propagate away. Add heuristic to allow more irreducible
10296 subloops to be created when it is likely profitable to do so.
10298 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10299 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
10300 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
10302 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10305 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
10306 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
10307 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
10308 * tree-streamer-in.c: Include asan.h.
10309 (streamer_get_builtin_tree): For builtins in sanitizer
10310 range call initialize_sanitizer_builtins and retry.
10312 2016-01-27 Ian Lance Taylor <iant@google.com>
10314 * common.opt (fkeep-gc-roots-live): New undocumented option.
10315 * tree-ssa-loop-ivopts.c (add_candidate_1): If
10316 -fkeep-gc-roots-live, skip pointers.
10317 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
10320 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
10323 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
10324 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
10326 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
10329 * configure.ac: NetBSD provides SSP in its C library.
10330 * configure: Updated.
10332 2016-01-27 Richard Biener <rguenther@suse.de>
10334 PR tree-optimization/69166
10335 * tree-vect-loop.c (vect_is_simple_reduction): Always check
10336 reduction code for commutativity / associativity.
10338 2016-01-27 Martin Jambor <mjambor@suse.cz>
10340 PR tree-optimization/69355
10341 * tree-sra.c (analyze_access_subtree): Correct hole detection when
10342 total_scalarization fails.
10344 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
10346 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
10349 2016-01-27 Christian Bruel <christian.bruel@st.com>
10352 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
10353 Move arm_reset_previous_fndecl and set_target_option_current_node in
10354 the conditional part. Call save_restore_target_globals.
10355 * config/arm/arm.c (arm_set_current_function):
10356 Refactor to better support #pragma target and attribute mix.
10357 Call save_restore_target_globals.
10358 * config/arm/arm-protos.h (save_restore_target_globals): New function.
10360 2016-01-27 Martin Liska <mliska@suse.cz>
10362 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
10363 reference for an HSA kernel and its host function.
10365 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10367 PR tree-optimization/69399
10368 * wide-int.h (wi::lrshift): For larger precisions, only
10369 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
10371 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
10373 * config/arc/predicates.md (proper_comparison_operator): Reject
10374 constant-constant comparison.
10376 2016-01-26 Tom de Vries <tom@codesourcery.com>
10378 PR tree-optimization/69110
10379 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10380 DR_NUM_DIMENSIONS == 0.
10382 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10383 Sebastian Pop <s.pop@samsung.com>
10385 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10386 isl_ast_op_cond and isl_ast_op_select.
10387 (gcc_expression_from_isl_expr_op): Same.
10389 2016-01-26 Jason Merrill <jason@redhat.com>
10392 * tree.c (recompute_constructor_flags): Split out from
10394 (verify_constructor_flags): New.
10395 * tree.h: Declare them.
10397 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
10399 PR rtl-optimization/69217
10400 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
10401 are no TYPE_FIELDS set for the record type.
10403 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10406 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
10407 toc_label_name unconditionally.
10408 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
10409 SYMBOL_REF string. Use toc_label_name instead of constructing
10411 (rs6000_elf_declare_function_name): Use toc_label_name instead of
10412 constructing LCTOC1.
10414 2016-01-26 Martin Sebor <msebor@redhat.com>
10417 * doc/extend.texi (Common Type Attributes): Move text that talks about
10418 attribute packed from attribute aligned to the section discussing
10419 the former attribute for clarity.
10421 2016-01-26 Richard Henderson <rth@redhat.com>
10423 PR middle-end/60908
10424 * trans-mem.c (tm_region_init): Mark entry block as visited.
10426 2016-01-26 David Malcolm <dmalcolm@redhat.com>
10429 * diagnostic-show-locus.c (layout::print_source_line): Replace
10430 call to pp_newline with call to layout::print_newline.
10431 (layout::print_annotation_line): Likewise.
10432 (layout::move_to_column): Likewise.
10433 (layout::print_any_fixits): After printing any fixits, print a
10434 trailing newline, if necessary.
10435 (layout::print_newline): New method, resetting any colorization
10437 (diagnostic_show_locus): Move the pp_newline to before the
10438 early bailout. Remove dummy block enclosing the layout instance.
10439 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
10440 of pp_newline_and_flush with pp_flush.
10441 (diagnostic_append_note): Delete use of pp_newline.
10442 (diagnostic_append_note_at_rich_loc): Delete.
10443 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
10444 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
10445 when newline characters are added to the buffer.
10447 2016-01-26 Michael Matz <matz@suse.de>
10449 * configure.ac (ac_cv_std_swap_in_utility): New test.
10450 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
10451 * configure: Regenerate.
10452 * config.in: Regenerate.
10454 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
10456 * config/arc/arc.md (cstoresi4): Force operand into register.
10457 (arcset<code>): Fix predicate.
10458 (arcsetltu): Likewise.
10459 (arcsetgeu): Likewise.
10460 (arcsethi): Likewise.
10461 (arcsetls): Likewise.
10463 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10465 PR tree-optimization/69483
10466 * gimple-fold.c (canonicalize_constructor_val): Return NULL
10467 if base has error_mark_node type.
10469 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
10472 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
10473 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
10475 (vget_lane_f16): Handle big-endian.
10476 (vgetq_lane_f16): Likewise.
10477 (vset_lane_f16): Likewise.
10478 (vsetq_lane_f16): Likewise.
10479 * config/arm/iterators.md (VQXMOV): Add V8HF.
10480 (VDQ): Add V4HF and V8HF.
10481 (V_reg): Handle V4HF and V8HF.
10482 (Is_float_mode): Likewise.
10483 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
10484 neon_vdup_nv8hf): New patterns.
10485 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
10486 Use VD_LANE iterator.
10487 (neon_vld1_dup<mode>): Use VQ2 iterator.
10489 2016-01-26 Nathan Sidwell <nathan@acm.org>
10491 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
10492 (set_oacc_fn_attrib): Add IS_KERNEL arg.
10493 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
10494 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
10495 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
10496 (oacc_validate_dims): Add LEVEL arg, don't return level.
10497 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
10498 oacc_validate_dims.
10499 (execute_oacc_device_lower): Adjust, add more dump output.
10500 * tree-ssa-loop.c (gate_oacc_kernels): Use
10501 oacc_fn_attrib_kernels_p.
10502 * tree-parloops.c (create_parallel_loop): Adjust
10503 set_oacc_fn_attrib call.
10505 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10508 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
10509 (append_compiler_options): Handle -fcilkplus.
10510 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
10512 2016-01-26 Nick Clifton <nickc@redhat.com>
10515 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
10516 been marked as DECL_ONE_ONLY but we do not the means to make it
10517 so, then do not allow it to bind locally.
10519 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10522 * opts.h (parse_sanitizer_options): New prototype.
10523 * opts.c (sanitizer_opts): New array.
10524 (parse_sanitizer_options): New function.
10525 (common_handle_option): Use parse_sanitizer_options.
10527 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
10530 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
10531 alignment adjustment to ...
10532 (ix86_update_stack_boundary): Here. Don't over-align stack for
10534 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
10535 if __tls_get_addr is called.
10537 2016-01-26 Christian Bruel <christian.bruel@st.com>
10539 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
10541 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
10543 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
10545 2016-01-26 Richard Biener <rguenther@suse.de>
10547 PR middle-end/69467
10548 * match.pd: Guard X * CST CMP 0 pattern with single_use.
10550 2016-01-26 Richard Biener <rguenther@suse.de>
10552 PR tree-optimization/69452
10553 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
10554 (move_computations_dom_walker::before_dom_children): Rename
10556 (move_computations_worker): This.
10557 (move_computations): Perform an RPO rather than a DOM walk.
10559 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10562 * combine.c (combine_instructions): For REG_EQUAL note with
10563 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
10564 to the underlying register.
10565 * doc/rtl.texi (REG_EQUAL): Document the behavior of
10566 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
10568 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
10571 * config/aarch64/aarch64-builtins.c
10572 (aarch64_init_simd_builtin_types): Do not set structural
10573 equality to __Poly{8,16,64,128}_t types.
10575 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
10577 PR tree-optimization/69400
10578 * wide-int.cc (wi_pack): Take the precision as argument and
10579 perform canonicalization here rather than in the callers.
10580 Use the main loop to handle all full-width HWIs. Add a
10581 zero HWI if in_len isn't a full result.
10582 (wi::divmod_internal): Update accordingly.
10583 (wi::mul_internal): Likewise. Simplify.
10585 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10586 Sebastian Pop <s.pop@samsung.com>
10588 * graphite-poly.c (apply_poly_transforms): Simplify.
10589 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
10590 (print_isl_map): Same.
10591 (print_isl_union_map): Same.
10592 (print_isl_schedule): New.
10593 (debug_isl_schedule): New.
10594 * graphite-dependences.c (scop_get_reads): Do not call
10595 isl_union_map_add_map that is undocumented isl functionality.
10596 (scop_get_must_writes): Same.
10597 (scop_get_may_writes): Same.
10598 (scop_get_original_schedule): Remove.
10599 (scop_get_dependences): Do not call isl_union_map_compute_flow that
10600 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
10601 (compute_deps): Remove.
10602 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
10603 (debug_schedule_ast): New.
10604 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
10605 set_separate_option.
10606 (graphite_regenerate_ast_isl): Add dump.
10607 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
10608 from scop->transformed_schedule.
10609 (graphite_regenerate_ast_isl): Add more dump.
10610 * graphite-optimize-isl.c (optimize_isl): Set
10611 scop->transformed_schedule. Check whether schedules are equal.
10612 (apply_poly_transforms): Move here.
10613 * graphite-poly.c (apply_poly_transforms): ... from here.
10614 (free_poly_bb): Static.
10615 (free_scop): Static.
10616 (pbb_number_of_iterations_at_time): Remove.
10617 (print_isl_ast): New.
10618 (debug_isl_ast): New.
10619 (debug_scop_pbb): New.
10620 * graphite-scop-detection.c (print_edge): Move.
10621 (print_sese): Move.
10622 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
10623 (build_scop_scattering): Remove.
10624 (create_pw_aff_from_tree): Assert instead of bailing out.
10625 (add_condition_to_pbb): Remove unused code, do not fail.
10626 (add_conditions_to_domain): Same.
10627 (add_conditions_to_constraints): Remove.
10628 (build_scop_context): New.
10629 (add_iter_domain_dimension): New.
10630 (build_iteration_domains): Initialize pbb->iterators.
10631 Call add_conditions_to_domain.
10634 (index_outermost_in_loop): New.
10635 (index_pbb_in_loop): New.
10636 (outermost_pbb_in): New.
10637 (add_in_sequence): New.
10638 (add_outer_projection): New.
10639 (outer_projection_mupa): New.
10640 (add_loop_schedule): New.
10641 (build_schedule_pbb): New.
10642 (build_schedule_loop): New.
10643 (embed_in_surrounding_loops): New.
10644 (build_schedule_loop_nest): New.
10645 (build_original_schedule): New.
10646 (build_poly_scop): Call build_original_schedule.
10647 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
10648 (free_poly_dr): Remove.
10649 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
10650 (free_poly_bb): Remove.
10651 (debug_loop_vec): Remove.
10652 (print_isl_ast): Declare.
10653 (debug_isl_ast): Declare.
10654 (scop_do_interchange): Remove.
10655 (scop_do_strip_mine): Remove.
10656 (scop_do_block): Remove.
10657 (flatten_all_loops): Remove.
10658 (optimize_isl): Remove.
10659 (pbb_number_of_iterations_at_time): Remove.
10660 (debug_scop_pbb): Declare.
10661 (print_schedule_ast): Declare.
10662 (debug_schedule_ast): Declare.
10663 (struct scop): Remove schedule. Add original_schedule,
10664 transformed_schedule.
10665 (free_gimple_poly_bb): Remove.
10666 (print_generated_program): Remove.
10667 (debug_generated_program): Remove.
10668 (unify_scattering_dimensions): Remove.
10669 * sese.c (print_edge): ... here.
10670 (print_sese): ... here.
10671 (debug_edge): ... here.
10672 (debug_sese): ... here.
10673 * sese.h (print_edge): Declare.
10674 (print_sese): Declare.
10675 (dump_edge): Declare.
10676 (dump_sese): Declare.
10678 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10679 Sebastian Pop <s.pop@samsung.com>
10681 * Makefile.in: Set ISLVER in site.exp.
10683 2016-01-25 Jakub Jelinek <jakub@redhat.com>
10685 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
10686 DECL_VALUE_EXPR of new_var even for the non-array case. Look
10687 through DECL_VALUE_EXPR for expansion.
10689 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
10691 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
10692 the frame info after reload completed.
10694 2016-01-25 Jeff Law <law@redhat.com>
10696 PR tree-optimization/69196
10697 PR tree-optimization/68398
10698 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
10699 tree-ssa-threadupdate.c.
10700 (determine_bb_domination_status): Prototype
10701 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
10702 (determine_bb_domination_status): No longer static.
10703 (valid_jump_thread_path): Remove code to detect characteristics
10704 of the jump thread path not associated with correctness.
10705 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
10706 Correct test for thread path length. Count PHIs for real operands as
10707 statements that need to be copied. Do not count ASSERT_EXPRs.
10708 Look at all the blocks in the thread path. Compute and selectively
10709 filter thread paths based on threading through the latch, threading
10710 a multiway branch or crossing a multiway branch.
10712 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10714 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
10715 decl with __attribute__ ((unused)) annotation.
10717 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
10720 * tree-vect-stmts.c (vectorizable_condition): Check vectype
10721 of operands is compatible with a statement vectype.
10723 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
10725 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
10726 improve wording for mixed storage order support.
10728 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
10730 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
10731 (vcvt_u64_f64): Likewise.
10732 (vcvta_s64_f64): Likewise.
10733 (vcvta_u64_f64): Likewise.
10734 (vcvtm_s64_f64): Likewise.
10735 (vcvtm_u64_f64): Likewise.
10736 (vcvtn_s64_f64): Likewise.
10737 (vcvtn_u64_f64): Likewise.
10738 (vcvtp_s64_f64): Likewise.
10739 (vcvtp_u64_f64): Likewise.
10741 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
10743 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
10744 (arc_init): Check validity mll64 option.
10745 (arc_save_restore): Use double load/store instruction.
10746 (arc_expand_movmem): Likewise.
10747 (arc_split_move): Don't split if we have double load/store
10748 instructions. Returns a boolean.
10749 (arc_process_double_reg_moves): Change function to return boolean
10750 instead of a sequence of instructions.
10751 (arc_dwarf_register_span): New function.
10752 * config/arc/arc-protos.h (arc_split_move): Change prototype.
10753 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
10754 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
10755 (*movdf_insn): Likewise.
10756 * config/arc/arc.opt (mll64): New option.
10757 * config/arc/predicates.md (even_register_operand): New predicate.
10758 * doc/invoke.texi (ARC Options): Add mll64 documentation.
10760 2016-01-25 Richard Biener <rguenther@suse.de>
10763 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
10764 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
10766 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
10768 2016-01-25 Richard Biener <rguenther@suse.de>
10770 PR tree-optimization/69376
10771 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
10773 (VN_INFO_ANTI_RANGE_P): New inline.
10774 (VN_INFO_RANGE_TYPE): Likewise.
10775 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
10776 SSA_NAME_ANTI_RANGE_P.
10777 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
10778 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10779 Properly query VN_INFO_RANGE_TYPE.
10781 2016-01-25 Nick Clifton <nickc@redhat.com>
10784 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
10786 2016-01-23 Tom de Vries <tom@codesourcery.com>
10788 PR tree-optimization/69426
10789 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
10792 2016-01-23 Jakub Jelinek <jakub@redhat.com>
10794 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
10795 "the the" with "the" in the comments.
10796 * ipa-devirt.c (build_type_inheritance_graph,
10797 update_type_inheritance_graph): Likewise.
10798 * tree.c (build_function_type_list_1): Likewise.
10799 * cfgloopmanip.c (scale_loop_profile): Likewise.
10800 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
10801 * gimple-ssa-split-paths.c
10802 (find_block_to_duplicate_for_splitting_paths): Likewise.
10803 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
10804 * expr.c (convert_move): Likewise.
10805 * var-tracking.c (vt_stack_adjustments): Likewise.
10806 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10807 * tree-vrp.c (test_for_singularity): Likewise.
10809 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
10810 directly instead of building a temporary tree.
10813 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
10814 remove <algorithm> include.
10816 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10819 * config/i386/i386.c: Include dojump.h.
10820 (expand_small_movmem_or_setmem,
10821 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
10823 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
10824 if dynamic_check != -1.
10826 2016-01-21 Jeff Law <law@redhat.com>
10828 PR middle-end/69347
10829 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
10830 record_temporary_equivalences. Rewritten to avoid unnecessary calls
10831 into dominated_by_p.
10832 (cprop_into_successor_phis): Avoid unnecessary tests.
10834 2016-01-22 Richard Henderson <rth@redhat.com>
10837 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
10838 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
10840 2016-01-22 Michael Matz <matz@suse.de>
10842 * system.h (string, algorithm): Include only conditionally.
10843 (new): Include always under C++.
10844 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
10845 * final.c (toplevel): Ditto.
10846 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
10847 * genconditions.c (write_header): Make gencondmd.c define
10849 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
10851 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
10852 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
10854 2016-01-22 Christian Bruel <christian.bruel@st.com>
10857 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
10859 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10862 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
10863 define_insn_and_split. Ensure operands[1] and operands[0] do not
10864 get assigned the same register.
10866 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
10868 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
10870 2016-01-22 Christian Bruel <christian.bruel@st.com>
10872 * config/arm/arm-c.c (arm_pragma_target_parse):
10873 Remove warn_builtin_macro_redefined overwrite.
10875 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10877 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
10878 flag_non_call_exceptions compatibility.
10880 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10883 * dwarf2out.c (add_child_die_after): New function.
10884 (dwarf_qual_info_t): New type.
10885 (dwarf_qual_info): New variable.
10886 (qualified_die_p): New function.
10887 (modified_type_die): For -fdebug-types-section, ensure
10888 canonical order of qualifiers. Put qualified DIEs adjacent
10889 to the corresponding non-qualified type DIE and search there
10890 for existing qualified DIEs.
10892 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10894 * doc/extend.texi (scalar_storage_order type attribute): Document
10895 restriction on type punning and aliasing, and remove future tense.
10897 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
10900 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
10903 2016-01-21 Jeff Law <law@redhat.com>
10905 PR middle-end/69347
10906 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
10907 useless call to record_temporary_equivalences.
10908 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
10909 allocate 10 slots in the bb_path vector and let it grow as needed.
10910 (fsm_find_control_statement_thread_paths): Similarly for the next_path
10913 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10915 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
10917 * configure: Regenerate.
10919 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
10921 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
10922 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
10924 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
10926 PR middle-end/66178
10927 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
10928 drop EXPAND_INITIALIZER.
10929 * rtl.h (contains_symbolic_reference_p): Declare.
10930 * rtlanal.c (contains_symbolic_reference_p): New function.
10931 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
10932 a subtraction into a NOT if symbolic constants are involved.
10934 2016-01-21 Anton Blanchard <anton@samba.org>
10935 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10938 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
10940 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
10943 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10945 * config/microblaze/microblaze.c
10946 (get_branch_target): New.
10947 (insert_wic_for_ilb_runout): New.
10949 (microblaze_machine_dependent_reorg): New.
10950 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
10951 * config/microblaze/microblaze.md
10952 (UNSPEC_IPREFETCH): Define.
10953 (iprefetch): New pattern
10954 * config/microblaze/microblaze.opt
10955 (mxl-prefetch): New flag.
10957 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10959 * config/microblaze/microblaze.h
10960 (FIXED_REGISTERS): Update in macro.
10961 (CALL_USED_REGISTERS): Update in macro.
10963 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
10965 PR rtl-optimization/68920
10966 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
10969 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
10971 PR rtl-optimization/68990
10972 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
10973 pseudo instead of inheritance ones.
10975 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10976 Nick Clifton <nickc@redhat.com>
10980 * config/mips/mips.c (mips_compute_frame_info): Initialise
10981 args_size and hard_frame_pointer_offset fields of the frame
10982 structure before calling mips_global_pointer.
10984 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10986 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
10988 * configure: Regenerate.
10990 2016-01-21 Richard Biener <rguenther@suse.de>
10992 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
10994 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10996 * config/s390/s390.c (s390_asm_declare_function_size): Add code
10997 to actually emit the .size directive.
10999 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11000 Jakub Jelinek <jakub@redhat.com>
11004 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11005 args array size by one to avoid buffer overflow.
11007 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11009 * config/s390/s390.md (pool_section_start): Use switch_to_section
11010 to select proper read-only data section instead of hardcoding
11012 (pool_section_end): Use switch_to_section to match the above.
11014 2016-01-21 Richard Biener <rguenther@suse.de>
11016 PR tree-optimization/69378
11017 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11018 (set_ssa_val_to): Use it for dominance checks taking into
11019 account not executable edges.
11021 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11024 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11025 for bitsize instead of GET_MODE_PRECISION (mode).
11027 2016-01-20 Martin Sebor <msebor@redhat.com>
11030 * extend.texi (__sync Builtins): Clarify the semantics of
11031 __sync_fetch_and_OP built-ins on pointers.
11032 (__atomic Builtins): Same.
11034 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11035 Sebastian Pop <s.pop@samsung.com>
11037 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11038 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11039 (is_valid_rename): Same.
11040 (translate_isl_ast_to_gimple::get_rename): Same.
11041 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11042 (translate_isl_ast_to_gimple::rename_uses): Same.
11043 (get_new_name): Check for close_phi nodes.
11044 (copy_loop_phi_args): Use phi_node_kind.
11045 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11046 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11048 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11049 Sebastian Pop <s.pop@samsung.com>
11051 Revert commit r229783.
11052 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11053 Remove use of parameter_rename_map.
11054 (copy_def): Remove.
11055 (copy_internal_parameters): Remove.
11056 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11057 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11058 (free_sese_info): Do not free parameter_rename_map.
11059 (set_rename): Do not use parameter_rename_map.
11060 (rename_uses): Update call to set_rename.
11061 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11062 * sese.h (parameter_rename_map_t): Remove.
11063 (struct sese_info_t): Remove field parameter_rename_map.
11065 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11066 Sebastian Pop <s.pop@samsung.com>
11068 * graphite-isl-ast-to-gimple.c: Fix comment.
11069 * graphite-scop-detection.c (defined_in_loop_p): New.
11070 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11071 names defined in loop.
11073 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11074 Sebastian Pop <s.pop@samsung.com>
11076 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11077 Discard unstructured if-then-else regions.
11079 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11080 Sebastian Pop <s.pop@samsung.com>
11082 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11083 (cleanup_loop_iter_dom): Remove.
11084 (build_loop_iteration_domains): Remove.
11085 (build_scop_context): Remove.
11086 (build_scop_iteration_domain): Remove.
11087 (add_loop_constraints): New.
11088 (build_iteration_domains): New.
11089 (build_poly_scop): Call build_iteration_domains.
11091 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11092 Sebastian Pop <s.pop@samsung.com>
11094 * graphite-scop-detection.c
11095 (scop_detection::harmful_loop_in_region): Free dom and loops.
11096 (scop_detection::loop_body_is_valid_scop): Free bbs.
11098 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11099 Sebastian Pop <s.pop@samsung.com>
11101 * graphite-scop-detection.c (record_loop_in_sese): New.
11102 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11103 (build_scops): Remove call to build_sese_loop_nests.
11104 * sese.c (sese_record_loop): Remove.
11105 (build_sese_loop_nests): Remove.
11106 (new_sese_info): Remove region->loops.
11107 (free_sese_info): Same.
11108 * sese.h (sese_contains_loop): Same.
11109 (build_sese_loop_nests): Remove.
11110 (sese_contains_loop): Remove.
11112 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11113 Sebastian Pop <s.pop@samsung.com>
11115 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11116 loop_is_valid_in_scop.
11117 (scop_detection::harmful_stmt_in_region): Renamed
11118 harmful_loop_in_region.
11119 Call loop_is_valid_in_scop.
11121 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11122 Sebastian Pop <s.pop@samsung.com>
11124 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11127 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11128 Sebastian Pop <s.pop@samsung.com>
11130 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11131 * graphite.h (struct poly_bb): Remove field is_reduction.
11132 (PBB_IS_REDUCTION): Remove.
11134 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11135 Sebastian Pop <s.pop@samsung.com>
11137 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11138 (add_pdr_constraints): Same.
11139 (scop_get_reads): Same.
11140 (scop_get_must_writes): Same.
11141 (scop_get_may_writes): Same.
11142 (scop_get_original_schedule): Same.
11143 (extend_schedule): Same.
11144 (apply_schedule_on_deps): Same.
11145 (carries_deps): Same.
11146 (compute_deps): Same.
11147 (scop_get_dependences): Same.
11148 * graphite-isl-ast-to-gimple.c
11149 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11150 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11151 (get_schedule_for_band_list): Same.
11152 (get_schedule_map): Same.
11153 (apply_schedule_map_to_scop): Same.
11154 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11155 (build_loop_iteration_domains): Same.
11156 (add_condition_to_pbb): Same.
11157 (add_param_constraints): Same.
11158 (pdr_add_memory_accesses): Same.
11159 (pdr_add_data_dimensions): Same.
11161 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11163 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11166 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11168 * common.opt (feliminate-dwarf2-dups): Replace references to
11169 "DWARF 2" with just "DWARF".
11170 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11171 * doc/extend.texi: Likewise.
11172 * doc/cpp.texi: Likewise.
11173 * doc/invoke.texi: Likewise.
11174 (Option Summary): Add -gdwarf to list of Debugging Options.
11175 (Debugging Options): Document -gdwarf.
11176 * doc/contrib.texi: Spell "DWARF" like that.
11178 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11180 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11181 warning. Fix up formatting.
11183 PR middle-end/67653
11184 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11185 attempt to mark memory input operand addressable and
11186 call prepare_gimple_addressable in that case. Don't adjust
11187 input_location for diagnostics, use error_at instead.
11189 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11191 * config/rs6000/ppc-auxv.h: New file.
11192 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11193 (cpu_is): Likewise.
11194 (cpu_supports): Likewise.
11195 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11196 (cpu_is_info): New variable.
11197 (cpu_supports_info): Likewise.
11198 (tcb_verification_symbol): Likewise.
11199 (cpu_builtin_p): Likewise.
11200 (cpu_expand_builtin): New function.
11201 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11202 (rs6000_init_builtins): Likewise.
11203 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11204 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11205 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11206 * configure: Regenerate.
11207 * config.in: Likewise.
11208 * doc/extend.texi (PowerPC Built-in Functions): Document
11209 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11211 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11214 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11216 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11219 2016-01-20 Richard Henderson <rth@redhat.com>
11225 * tree.c (tm_define_builtin): New.
11226 (find_tm_vector_type): New.
11227 (build_tm_vector_builtins): New.
11228 (build_common_builtin_nodes): Call it.
11230 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11232 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11233 (arm_fp_ok): Likewise.
11234 (arm_fp): Likewise.
11235 (arm_crypto): Likewise.
11237 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11238 Richard Biener <rguenther@suse.de>
11240 PR tree-optimization/69328
11241 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11242 vectors have same number of elements.
11243 (vectorizable_condition): Fix masked version recognition.
11245 2016-01-20 Richard Biener <rguenther@suse.de>
11247 PR tree-optimization/69345
11248 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11249 (VN_INFO_PTR_INFO): Likewise.
11250 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11251 info when it is equal between non-dominating SSA names.
11252 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11253 Make sure to look at original SSA infos.
11255 2016-01-20 Jeff Law <law@redhat.com>
11258 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11260 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11261 (pc_or_label_operand): New predicate.
11262 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11263 tests for small integers that are 2^n - 1.
11265 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11267 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11269 2016-01-19 Jeff Law <law@redhat.com>
11271 PR middle-end/69347
11272 * tree-ssa-threadbackwards.c
11273 (fsm_find_control_statement_thread_paths): Do not try to lookup
11274 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11276 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11278 * doc/lto.texi: Remove text that says only Gold has linker plugin
11281 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11283 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11284 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11285 the DIE accordingly.
11286 (modified_type_die): Add REVERSE parameter and pass it recursively,
11287 as well as to base_type_die. Adjust presence check accordingly.
11288 (base_type_for_mode): Adjust call to modified_type_die.
11289 (add_type_attribute): Add REVERSE parameter and pass it to
11291 (generic_parameter_die): Adjust call to add_type_attribute.
11292 (add_scalar_info): Likewise.
11293 (add_subscript_info): Likewise.
11294 (gen_array_type_die): Likewise.
11295 (gen_descr_array_type_die): Likewise.
11296 (gen_entry_point_die): Likewise.
11297 (gen_enumeration_type_die): Likewise.
11298 (gen_formal_parameter_die): Likewise.
11299 (gen_subprogram_die): Likewise.
11300 (gen_variable_die ): Likewise.
11301 (gen_const_die): Likewise.
11302 (gen_field_die): Likewise.
11303 (gen_pointer_type_die): Likewise.
11304 (gen_reference_type_die): Likewise.
11305 (gen_ptr_to_mbr_type_die): Likewise.
11306 (gen_inheritance_die): Likewise.
11307 (gen_subroutine_type_die): Likewise.
11308 (gen_typedef_die): Likewise.
11309 (force_type_die): Adjust call to modified_type_die.
11311 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
11313 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
11314 flow throughout the file. Fix broken link to Objective-C 2.0
11316 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
11319 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11321 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
11323 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11326 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
11327 (maybe_record_node): Record cxa_pure_virtual as the only possible
11328 target if there are not ohter candidates.
11329 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
11331 2016-01-19 Richard Biener <rguenther@suse.de>
11333 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
11334 (get_memory_order): Likewise.
11336 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
11338 * tree-vect-stmts.c (vectorizable_store): Check
11341 2016-01-19 David Malcolm <dmalcolm@redhat.com>
11344 * gcc.c (driver::decode_argv): Add call to
11345 init_opts_obstack before init_options_struct.
11346 * opts.c (init_opts_obstack): Remove idempotency.
11347 (init_options_struct): Replace call to init_opts_obstack
11348 with a gcc_assert to verify that it has already been called.
11349 * toplev.c (toplev::main): Add call to init_opts_obstack before
11350 calls to init_options_struct.
11351 (toplev::finalize): Move cleanup of opts_obstack next to
11352 cleanup of save_decoded_options, clearing the latter, and
11353 save_decoded_options_count.
11355 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11358 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
11359 attribute to unconditional. Remove %? from output template.
11361 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11362 Jiong Wang <jiong.wang@arm.com>
11364 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
11365 generated from different expand order.
11367 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11369 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11370 Add support for CCMP costing.
11372 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11374 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
11375 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
11376 (fccmpe<mode>): Likewise.
11377 (fcmp): Rename to fcmp and globalize pattern.
11379 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
11380 (aarch64_gen_ccmp_next): Add FP support.
11382 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11384 * target.def (gen_ccmp_first): Update documentation.
11385 (gen_ccmp_next): Likewise.
11386 * doc/tm.texi (gen_ccmp_first): Update documentation.
11387 (gen_ccmp_next): Likewise.
11388 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11389 expand_ccmp_expr_1. Improve comments.
11390 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11391 (ccmp_ior<mode>): Remove pattern.
11392 (cmp<mode>): Remove expand.
11393 (cmp): Globalize pattern.
11394 (cstorecc4): Use cc_register.
11395 (mov<mode>cc): Remove ccmp_cc_register check.
11396 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
11397 Simplify after removal of CC_DNE/* modes.
11398 (aarch64_ccmp_mode_to_code): Remove.
11399 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
11400 In 'k' case use integer as condition.
11401 (aarch64_nzcv_codes): Remove inverted cases.
11402 (aarch64_code_to_ccmode): Remove.
11403 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
11404 comparison with CC register to be used in folowing CCMP/branch/CSEL.
11405 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
11406 pattern. Return the comparison with CC register. Invert conditions
11407 when bitcode is OR.
11408 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
11409 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
11411 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11413 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11414 instrumented_version.
11416 2016-01-19 Richard Biener <rguenther@suse.de>
11418 PR tree-optimization/69336
11419 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
11420 handled components with get_ref_base_and_extent.
11421 (equal_mem_array_ref_p): Adjust.
11423 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11426 * shrink-wrap.c: Include valtrack.h.
11427 (move_insn_for_shrink_wrap): Add DEBUG argument. If
11428 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
11429 in between insn and where it will be moved to. Call
11430 dead_debug_insert_temp.
11431 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
11432 first and dead_debug_local_finish at the end.
11433 For uses and defs bitmap, handle all regs in between REGNO and
11434 END_REGNO, not just the first one.
11436 2016-01-19 Richard Biener <rguenther@suse.de>
11438 PR tree-optimization/69352
11439 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
11440 (equal_mem_array_ref_p): Constrain size and max size properly.
11441 Compare the reverse flag.
11443 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
11445 * ira.c (ira): Update regstat data if we deleted insns.
11447 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11449 PR rtl-optimization/68955
11450 PR rtl-optimization/64557
11451 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
11452 here. Fix up formatting.
11453 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
11455 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11458 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
11459 assume that the node has body.
11460 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
11463 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11465 * lto-streamer-out.c (lto_output): Do not stream instrumentation
11468 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11470 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
11471 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
11473 2016-01-19 Martin Jambor <mjambor@suse.cz>
11474 Martin Liska <mliska@suse.cz>
11475 Michael Matz <matz@suse.de>
11477 * Makefile.in (OBJS): Add new source files.
11478 (GTFILES): Add hsa.c.
11479 * common.opt (disable_hsa): New variable.
11480 (-Whsa): New warning.
11481 * config.in (ENABLE_HSA): New.
11482 * configure.ac: Treat hsa differently from other accelerators.
11483 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
11484 $enable_offloading.
11485 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
11486 * doc/install.texi (Configuration): Document --with-hsa-runtime,
11487 --with-hsa-runtime-include, --with-hsa-runtime-lib and
11488 --with-hsa-kmt-lib.
11489 * doc/invoke.texi (-Whsa): Document.
11490 (hsa-gen-debug-stores): Likewise.
11491 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
11492 to invoke offload compiler for hsa acclerator.
11493 * opts.c (common_handle_option): Determine whether HSA offloading
11494 should be performed.
11495 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
11496 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
11497 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
11498 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
11499 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
11500 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
11501 GF_OMP_FOR_KIND_GRID_LOOP.
11502 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
11503 (pp_gimple_stmt_1): Likewise.
11504 * gimple-walk.c (walk_gimple_stmt): Likewise.
11505 * gimple.c (gimple_build_omp_grid_body): New function.
11506 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
11507 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
11508 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
11509 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
11510 GF_OMP_TEAMS_GRID_PHONY.
11511 (gimple_statement_omp_single_layout): Updated comments.
11512 (gimple_build_omp_grid_body): New function.
11513 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
11514 (gimple_omp_for_grid_phony): New function.
11515 (gimple_omp_for_set_grid_phony): Likewise.
11516 (gimple_omp_parallel_grid_phony): Likewise.
11517 (gimple_omp_parallel_set_grid_phony): Likewise.
11518 (gimple_omp_teams_grid_phony): Likewise.
11519 (gimple_omp_teams_set_grid_phony): Likewise.
11520 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
11521 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
11522 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
11523 (BUILT_IN_GOMP_TARGET): Updated type.
11524 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
11525 (adjust_for_condition): New function.
11526 (get_omp_for_step_from_incr): Likewise.
11527 (extract_omp_for_data): Moved parts to adjust_for_condition and
11528 get_omp_for_step_from_incr.
11529 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
11530 (fixup_child_record_type): Bail out if receiver_decl is NULL.
11531 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
11532 (scan_omp_parallel): Do not create child functions for phony
11534 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
11535 (scan_omp_1_op): Checking assert we are not remapping to
11536 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
11537 (parallel_needs_hsa_kernel_p): New function.
11538 (expand_parallel_call): Register apprpriate parallel child
11539 functions as HSA kernels.
11540 (grid_launch_attributes_trees): New type.
11541 (grid_attr_trees): New variable.
11542 (grid_create_kernel_launch_attr_types): New function.
11543 (grid_insert_store_range_dim): Likewise.
11544 (grid_get_kernel_launch_attributes): Likewise.
11545 (get_target_argument_identifier_1): Likewise.
11546 (get_target_argument_identifier): Likewise.
11547 (get_target_argument_value): Likewise.
11548 (push_target_argument_according_to_value): Likewise.
11549 (get_target_arguments): Likewise.
11550 (expand_omp_target): Call get_target_arguments instead of looking
11551 up for teams and thread limit.
11552 (grid_expand_omp_for_loop): New function.
11553 (grid_arg_decl_map): New type.
11554 (grid_remap_kernel_arg_accesses): New function.
11555 (grid_expand_target_kernel_body): New function.
11556 (expand_omp): Call it.
11557 (lower_omp_for): Do not emit phony constructs.
11558 (lower_omp_taskreg): Do not emit phony constructs but create for them
11559 a temporary variable receiver_decl.
11560 (lower_omp_taskreg): Do not emit phony constructs.
11561 (lower_omp_teams): Likewise.
11562 (lower_omp_grid_body): New function.
11563 (lower_omp_1): Call it.
11564 (grid_reg_assignment_to_local_var_p): New function.
11565 (grid_seq_only_contains_local_assignments): Likewise.
11566 (grid_find_single_omp_among_assignments_1): Likewise.
11567 (grid_find_single_omp_among_assignments): Likewise.
11568 (grid_find_ungridifiable_statement): Likewise.
11569 (grid_target_follows_gridifiable_pattern): Likewise.
11570 (grid_remap_prebody_decls): Likewise.
11571 (grid_copy_leading_local_assignments): Likewise.
11572 (grid_process_kernel_body_copy): Likewise.
11573 (grid_attempt_target_gridification): Likewise.
11574 (grid_gridify_all_targets_stmt): Likewise.
11575 (grid_gridify_all_targets): Likewise.
11576 (execute_lower_omp): Call grid_gridify_all_targets.
11577 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
11578 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
11579 (tree_omp_clause): Added union field dimension.
11580 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
11581 * tree.c (omp_clause_num_ops): Added number of arguments of
11582 OMP_CLAUSE__GRIDDIM_.
11583 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
11584 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
11585 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
11586 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
11587 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
11588 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
11589 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
11590 * tree-pass.h (make_pass_gen_hsail): Declare.
11591 (make_pass_ipa_hsa): Likewise.
11592 * ipa-hsa.c: New file.
11593 * lto-section-in.c (lto_section_name): Add hsa section name.
11594 * lto-streamer.h (lto_section_type): Add hsa section.
11595 * timevar.def (TV_IPA_HSA): New.
11596 * hsa-brig-format.h: New file.
11597 * hsa-brig.c: New file.
11598 * hsa-dump.c: Likewise.
11599 * hsa-gen.c: Likewise.
11602 * toplev.c (compile_file): Call hsa_output_brig.
11603 * hsa-regalloc.c: New file.
11605 2016-01-18 Jeff Law <law@redhat.com>
11607 PR tree-optimization/69320
11608 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
11609 ranged object, do nothing if the RHS constant is not [0..1].
11610 (optimize_stmt): Comparing a boolean ranged object against a
11611 constant outside [0..1] results in a compile-time constant.
11613 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
11616 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
11618 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11619 (Option Summary): Update to reflect new section and moved options.
11620 (C++ Dialect Options): Move -fstats to new section.
11621 (Debugging Options): Move all dump, statistics, and other GCC
11622 developer options to new section. Rewrite section introduction
11623 and re-order remaining options to put the more basic ones first.
11624 (Optimization Options): Move -fira-verbose and -flto-report* to
11626 (Developer Options): New section incorporating moved options.
11627 * doc/cppopts.texi (-dM): Update cross-reference.
11629 2016-01-18 Richard Henderson <rth@redhat.com>
11632 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
11633 operands to pseudo only if CSE is expected. Split long immediate
11634 operands only after reload, and for the stack pointer.
11635 (*add<GPI>3_pluslong): Remove.
11636 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
11637 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
11638 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
11639 (*add<GPI>3 peepholes): New.
11640 (*add<GPI>3 splitters): New.
11641 * config/aarch64/constraints.md (Upl): New.
11642 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
11644 2016-01-18 Richard Biener <rguenther@suse.de>
11646 PR tree-optimization/69297
11647 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
11649 (vect_bb_vectorization_profitable_p): Clear visited flag again.
11651 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
11653 PR middle-end/68542
11654 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
11655 of mixind vector and scalar types.
11656 (fold_relational_const): Add handling of vector
11657 comparison with boolean result.
11658 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
11659 comparison of vector operands with boolean result for EQ/NE only.
11660 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
11661 (verify_gimple_cond): Likewise.
11662 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
11665 2016-01-18 Joseph Myers <joseph@codesourcery.com>
11667 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
11670 2016-01-18 Richard Biener <rguenther@suse.de>
11672 PR middle-end/69308
11673 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
11675 2016-01-18 Tom de Vries <tom@codesourcery.com>
11677 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
11679 2016-01-18 Tom de Vries <tom@codesourcery.com>
11681 * omp-low.c (set_oacc_fn_attrib): Make extern.
11682 * omp-low.h (set_oacc_fn_attrib): Declare.
11683 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
11684 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
11685 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
11686 Add and handle function parameter oacc_kernels_p.
11687 (find_reduc_addr, get_omp_data_i_param): New function.
11688 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
11689 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
11690 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
11691 Calculate dominance info. Skip loops that are not in a kernels region
11692 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
11693 (pass_parallelize_loops::execute): Call parallelize_loops with
11694 oacc_kernels_p argument.
11695 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
11696 New member function.
11697 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
11698 * passes.def: Add argument to pass_parallelize_loops instantation.
11700 2016-01-18 Tom de Vries <tom@codesourcery.com>
11702 * tree-parloops.c (pass_parallelize_loops::execute): Allow
11703 pass_parallelize_loops to be run outside the loop pipeline.
11705 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11707 * tree-scalar-evolution.c (follow_copies_to_constant): New.
11708 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
11710 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11713 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
11714 using get_ref_base_and_extent.
11715 (equal_mem_array_ref_p): New.
11716 (hashable_expr_equal_p): Add call to previous.
11718 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11721 * tree-sra.c (disqualified_constants, constant_decl_p): New.
11722 (sra_initialize): Allocate disqualified_constants.
11723 (sra_deinitialize): Free disqualified_constants.
11724 (disqualify_candidate): Update disqualified_constants when appropriate.
11725 (create_access): Scan for constant-pool entries as we go along.
11726 (scalarizable_type_p): Add check against type_contains_placeholder_p.
11727 (maybe_add_sra_candidate): Allow constant-pool entries.
11728 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
11729 (initialize_constant_pool_replacements): New.
11730 (sra_modify_assign): Avoid mangling assignments created by previous,
11731 and don't generate writes into constant pool.
11732 (sra_modify_function_body): Call initialize_constant_pool_replacements.
11734 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11736 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
11737 andnot instruction.
11738 (scalar_chain::convert_op): Likewise.
11739 * config/i386/i386.md (*andndi3_doubleword): New.
11741 2016-01-18 Richard Biener <rguenther@suse.de>
11743 PR tree-optimization/69170
11744 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
11745 building a vector from scalar results of a pattern stmt.
11747 2016-01-18 Jakub Jelinek <jakub@redhat.com>
11749 * haifa-sched.c (autopref_multipass_init): Work around
11750 -Wmaybe-uninitialized warning.
11752 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
11754 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
11755 against the constant 0.
11757 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11759 PR tree-optimization/68799
11760 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
11761 look up phi candidates in the statement-candidate map.
11762 (phi_add_costs): Likewise.
11763 (record_phi_increments): Likewise.
11764 (phi_incr_cost): Likewise.
11765 (ncd_with_phi): Likewise.
11766 (all_phi_incrs_profitable): Likewise.
11768 2016-01-17 Jakub Jelinek <jakub@redhat.com>
11770 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
11771 -Wmaybe-uninitialized warning.
11773 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
11775 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11776 (Option Summary): Update to reflect new section and moved options.
11777 (C++ Dialect Options): Move -fvtable-verify and related options.
11778 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
11779 and profiling-related options.
11780 (Optimization Options): Move profile generation options and
11781 -fstack-protector and related options.
11782 (Instrumentation Options): New section incorporating moved options.
11783 (Code Generation Options): Move -finstrument-functions and
11784 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
11786 2016-01-16 Tom de Vries <tom@codesourcery.com>
11788 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
11790 2016-01-16 Tom de Vries <tom@codesourcery.com>
11792 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
11794 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
11796 * hash-table.h (hash_table::empty): Turn into an inline wrapper
11797 that checks whether the table is already empty. Rename the
11798 original implementation to...
11799 (hash_table::empty_slot): ...this new private function.
11801 2016-01-15 David Malcolm <dmalcolm@redhat.com>
11803 PR diagnostic/68899
11804 * diagnostic-show-locus.c (layout::print_source_line): Move x
11805 offset of line until after call to
11806 get_line_width_without_trailing_whitespace.
11808 2016-01-15 Jeff Law <law@redhat.com>
11810 PR tree-optimization/69270
11811 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
11812 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
11813 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
11814 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
11815 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11816 ssa_name_has_boolean_range and constant_boolean_node.
11818 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
11820 PR rtl-optimization/69030
11821 * lra-spills.c (remove_pseudos): Check nrefs and make the function
11823 (spill_pseudos): Delete debug insn for dead pseudo.
11824 (lra_spill): Initiate spill_hard_reg and slots memory separately.
11826 2016-01-15 Jiong Wang <jiong.wang@arm.com>
11828 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
11830 (TYPES_UNOPUS): Likewise.
11831 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
11832 builtin type, from UNOP to UNOPUS.
11833 (lbtruncuv4sf): Likewise.
11834 (lbtruncuv2df): Likewise.
11835 (lrounduv2sf): Likewise.
11836 (lrounduv4sf): Likewise.
11837 (lrounduv2df): Likewise.
11838 (lroundusf): Likewise.
11839 (lroundusf): Likewise.
11840 (lceiluv2sf): Likewise.
11841 (lceiluv4sf): Likewise.
11842 (lceiluv2df): Likewise.
11843 (lceilusf): Likewise.
11844 (lceiludf): Likewise.
11845 (lflooruv2sf): Likewise.
11846 (lflooruv4sf): Likewise.
11847 (lflooruv2df): Likewise.
11848 (lfloorusf): Likewise.
11849 (lfloorudf): Likewise.
11850 (lfrintnuv2sf): Likewise.
11851 (lfrintnuv4sf): Likewise.
11852 (lfrintnuv2df): Likewise.
11853 (lfrintnusf): Likewise.
11854 (lfrintnudf): Likewise.
11855 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
11857 (vcvtq_u32_f32): Likewise.
11858 (vcvtq_u64_f64): Likewise.
11859 (vcvta_u32_f32): Likewise.
11860 (vcvtaq_u32_f32): Likewise.
11861 (vcvtaq_u64_f64): Likewise.
11862 (vcvtm_u32_f32): Likewise.
11863 (vcvtmq_u32_f32): Likewise.
11864 (vcvtmq_u64_f64): Likewise.
11865 (vcvtn_u32_f32): Likwise.
11866 (vcvtnq_u32_f32): Likewise.
11867 (vcvtnq_u64_f64): Likewise.
11868 (vcvtp_u32_f32): Likewise.
11869 (vcvtpq_u32_f32): Likewise.
11870 (vcvtpq_u64_f64): Likewise.
11871 (vcvtmd_u64_f64): Likewise.
11872 (vcvtms_u32_f32): Likewise.
11873 (vcvtad_u64_f64): Likewise.
11874 (vcvtas_u32_f32): Likewise.
11875 (vcvtnd_u64_f64): Likewise.
11876 (vcvtns_u32_f32): Likewise.
11877 (vcvtpd_u64_f64): Likewise.
11878 (vcvtps_u32_f32): Likewise.
11880 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11882 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
11883 CSEL of zero_extended registers.
11885 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11887 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
11888 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
11890 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11892 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
11893 false when argument string is not found in the attributes table
11896 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
11899 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
11900 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
11901 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
11902 precision estimate.
11904 2016-01-15 Richard Biener <rguenther@suse.de>
11906 PR tree-optimization/66856
11907 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
11908 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
11909 (vect_create_new_slp_node): Increment stmt reference count.
11910 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
11911 an SLP tree before swapping operands.
11912 (vect_build_slp_tree): Likewise.
11913 (destroy_bb_vec_info): Free stmt info after SLP instances.
11914 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
11915 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
11916 (STMT_VINFO_NUM_SLP_USES): New macro.
11918 2016-01-15 Richard Biener <rguenther@suse.de>
11921 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
11922 (add_linkage_name): ... here.
11923 (gen_typedef_die): Use add_linkage_name_raw instead of
11924 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
11927 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
11929 * gimplify.c (oacc_default_clause): Decode reference and pointer
11930 types for both kernels and parallel regions.
11932 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
11934 PR middle-end/69246
11935 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
11937 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11939 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
11940 (convert_scalars_to_vector): Likewise.
11942 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
11944 * doc/extend.texi (Type Traits): Fix grammar.
11946 2016-01-15 Martin Jambor <mjambor@suse.cz>
11948 * tree-inline.c (remap_decl): Use existing dclarations if
11949 remapping a type and prevent_decl_creation_for_types.
11950 (replace_locals_stmt): Do an initial remapping of non-VLA typed
11951 decls first. Do real remapping with
11952 prevent_decl_creation_for_types set.
11953 * tree-inline.h (copy_body_data): New field
11954 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
11957 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11959 * config/s390/s390.opt (mmvcle): More verbose help text.
11961 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11963 * config/s390/s390.opt: Add period to -mzvector option text.
11965 2016-01-15 Richard Biener <rguenther@suse.de>
11967 PR tree-optimization/68961
11968 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
11969 of invariants in stores again.
11971 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
11973 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
11975 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11977 * config/i386/i386.c (ix86_expand_branch): Don't split
11978 DI mode xor instruction to SI mode.
11980 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11983 * ipa-icf.c (sem_function::merge): Virtual functions may become
11984 reachable even if they address is not taken and there are no
11987 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11989 * lto-streamer-out.c (subtract_estimated_size): New function.
11990 (get_symbol_initial_value): Use it.
11992 2016-01-15 Christian Bruel <christian.bruel@st.com>
11995 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
11996 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
11997 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
11998 use add_builtin_function_ext_scope instead of add_builtin_function.
11999 (neon_set_p, neon_crypto_set_p): Remove.
12000 (arm_init_builtins): Always call arm_init_neon_builtins and
12001 arm_init_crypto_builtins.
12002 (arm_expand_builtin): Check that builtins are allowed for the arch.
12003 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12004 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12005 arm_init_neon_builtins call.
12007 2016-01-15 Richard Biener <rguenther@suse.de>
12009 PR tree-optimization/69117
12010 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12011 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12012 of the leader conservatively.
12013 (free_scc_vn): Restore original SSA name infos.
12015 2016-01-14 Jeff Law <law@redhat.com>
12017 PR tree-optimization/69270
12018 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12019 single bit of precision, verify it's also unsigned.
12020 (record_edge_info): Use constant_boolean_node rather than fold_convert
12021 to convert boolean_true/boolean_false to the right type.
12023 2016-01-14 Richard Henderson <rth@redhat.com>
12026 * loop-doloop.c (record_reg_sets): New.
12027 (doloop_optimize): Reject the transform if the sequence
12028 clobbers registers live at the end of the loop block.
12029 (doloop_optimize_loops): Enable df_live if needed.
12031 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12033 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12034 * config/rs6000/rs6000.c: Likewise.
12035 * config/rs6000/rs6000.h: Likewise.
12036 * config/rs6000/rs6000.md: Likewise.
12037 * doc/extend.texi: Likewsie.
12039 2016-01-14 Jeff Law <law@redhat.com>
12041 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12044 2016-01-14 Richard Henderson <rth@redhat.com>
12048 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12049 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12050 instead of builtin_decl_declared_p to test for declaration.
12052 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12054 * doc/loop.texi (Loop Analysis and Representation): Document
12055 loop_depth function.
12057 2016-01-14 Tom de Vries <tom@codesourcery.com>
12059 PR tree-optimization/68773
12060 * omp-low.c (expand_omp_target): Don't set force_output.
12061 * varpool.c (varpool_node::get_create): Same.
12062 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12063 offload_funcs with force_output.
12065 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12068 * lra-eliminations.c (move_plus_up): Don't change anything if either
12069 the outer or inner subreg mode is not MODE_INT.
12070 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12071 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12073 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12075 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12076 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12077 reduc_uplus_@var{m}): Remove.
12078 * expr.c (expand_expr_real_2): Remove expansion path for
12079 reduc_[us](min|max|plus) optabs.
12080 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12081 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12082 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12083 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12084 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12085 reduc_[us](min|max|plus) optabs.
12087 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12089 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12090 (reduc_plus_scal_v2sf): New.
12091 (reduc_smax_v2sf): Rename to...
12092 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12093 (reduc_smin_v2sf): Rename to...
12094 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12096 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12098 * alias.c (compare_base_symbol_refs): New function.
12099 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12102 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12104 PR middle-end/68146
12105 PR tree-optimization/69155
12106 * tree-complex.c: Include cfganal.h.
12107 (phis_to_revisit): New variable.
12108 (extract_component): Add phiarg_p argument. Assert that returned
12109 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12110 (update_phi_components): Partly rewrite to use loop over real/imag
12111 components instead of code duplication. If extract_component returns
12112 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12113 create_tmp_reg into the PHI node instead, and mention the phi triplet
12114 in phis_to_revisit.
12115 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12116 in phis_to_revisit at the end.
12118 2016-01-14 Richard Biener <rguenther@suse.de>
12120 PR tree-optimization/68060
12121 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12122 outer loop reduction is only used in the inner loop before
12123 detecting a double reduction.
12125 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12128 * combine.c (expand_field_assignment): Punt if compute_mode is
12129 unsupported scalar mode.
12131 2016-01-14 Richard Biener <rguenther@suse.de>
12133 PR tree-optimization/66856
12134 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12135 SLP node only if it built successfully.
12136 (vect_analyze_slp_instance): Adjust.
12138 2016-01-14 Jeff Law <law@redhat.com>
12140 PR tree-optimization/69270
12141 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12142 (record_edge_info): Use it. Convert boolean_{true,false}_node
12143 to the type of op0.
12145 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12148 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12149 use block_ultimate_origin
12150 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12152 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12154 * doc/invoke.texi (Submodel Options): Rename section to
12155 "Machine-Dependent Options" to better reflect its content.
12156 Rewrite introductory text to remove archaic CPU names.
12159 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12161 * doc/invoke.texi (Code Gen Options): Move section up in file,
12162 before target-specific options. Update menu and option summary
12163 to reflect the new section ordering.
12165 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12167 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12168 (C++ Dialect Options): Add cross-reference to -std option.
12169 * doc/standards.texi (C++ Language): Document C++14 support.
12171 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12173 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12174 for pack/unpack functions for __ibm128.
12175 (PACK_IF): Likewise.
12176 (UNPACK_IF): Likewise.
12178 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12179 support for __ibm128 pack/unpack functions.
12180 (rs6000_invalid_builtin): Likewise.
12181 (rs6000_init_builtins): Likewise.
12182 (rs6000_opt_masks): Likewise.
12184 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12185 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12187 (RS6000_BTM_COMMON): Likewise.
12189 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12190 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12191 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12192 128-bit floating point. Add support for the double values to be
12193 in Altivec registers for TF/IF packing and unpacking, but restrict
12194 TD packing sub-fields to be FPR registers. Don't allow overlapped
12195 register support for packing. Allow pack inputs to be memory
12196 locations. Don't build generator functions for unpack<mode>_dm
12197 and unpack<mode>_nodm.
12198 (unpack<mode>_dm): Likewise.
12199 (unpack<mode>_nodm): Likewise.
12200 (pack<mode>): Likewise.
12202 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12203 built-in functions to pack/unpack explicit __ibm128 values.
12204 (__builtin_unpack_ibm128): Likewise.
12206 * doc/extend.texi (PowerPC Built-in Functions): Document
12207 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12209 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12212 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12213 Add new arg loc and pass it down as context.
12214 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12215 to the location to use for the warning.
12216 (check_function_arguments): New arg loc. All callers changed. Pass
12217 it to check_function_nonnull.
12218 * c-common.h (check_function_arguments): Adjust declaration.
12220 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12222 PR tree-optimization/69156
12223 * gimple.c (validate_type): Removed.
12224 (gimple_builtin_call_types_compatible_p): Use
12225 useless_type_conversion_p instead of validate_type.
12226 * value-prof.c (gimple_stringop_fixed_value): Fold
12227 icall_size to correct type.
12229 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12231 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12234 2016-01-13 Richard Henderson <rth@redhat.com>
12237 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12238 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12239 (ix86_builtin_tm_store): Remove.
12240 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12241 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12242 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12243 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12244 * doc/tm.texi: Rebuild.
12246 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12247 (BUILT_IN_TM_MEMCPY_RTWN): New.
12248 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12249 fallback from vector to integer helpers.
12250 (build_tm_load): Handle vector types directly, instead of
12252 (build_tm_store): Likewise.
12253 (expand_assign_tm): Prepare for register types not handled by
12254 the above. Copy them to memory and use memcpy.
12255 * tree.c (tm_define_builtin): New.
12256 (find_tm_vector_type): New.
12257 (build_tm_vector_builtins): New.
12258 (build_common_builtin_nodes): Call it.
12260 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12262 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12263 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12265 2016-01-13 Tom de Vries <tom@codesourcery.com>
12267 PR tree-optimization/69169
12268 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12269 handled_struct_type param.
12270 (create_variable_info_for, intra_create_variable_infos): Call
12271 create_variable_info_for_1 with extra arg.
12273 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12275 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12276 and "armv8.1-a+crc" entries.
12278 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12281 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12282 Change first operand predicate from register_or_constm1_operand
12283 to register_operand.
12284 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12285 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12286 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12287 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12288 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12289 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12290 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12291 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
12292 comparison with constm1_rtx from vec_prefetch_gen part.
12294 2016-01-13 Richard Biener <rguenther@suse.de>
12296 PR tree-optimization/69013
12297 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
12298 Exchange assert for a test.
12300 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12303 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
12305 2016-01-13 Richard Biener <rguenther@suse.de>
12307 PR tree-optimization/69242
12308 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
12309 assert with a check.
12311 2016-01-13 Richard Biener <rguenther@suse.de>
12313 PR tree-optimization/69186
12314 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12315 Properly guard vect_update_misalignment_for_peel call.
12317 2016-01-12 Jeff Law <law@redhat.com>
12319 PR tree-optimization/pr67755
12320 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
12321 "need_profile_correction".
12322 (thread_block_1): Initialize new field to false by default. If we
12323 have multiple thread paths through a common joiner to different
12324 final targets, then set new field to true.
12325 (compute_path_counts): Only do count adjustment when it's really
12328 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12330 * doc/invoke.texi (Spec Files): Move section down in file, past
12331 all command-line option descriptions.
12333 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12335 PR middle-end/54809
12336 * doc/gty.texi: Remove documentation of mark_hook.
12337 * gengtype.c (struct write_types_data): Remove code to support
12338 mark_hook attribute.
12339 (walk_type): Likewise.
12340 (write_func_for_structure): Likewise.
12342 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12344 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
12345 Directory Options, and -specs= to Overall Options.
12346 (Overall Options): Adjust similarly. Reorder to group related
12347 options together. Make -specs= cross-reference the spec file details.
12348 (Directory Options): Adjust similarly.
12350 2016-01-12 Jeff Law <law@redhat.com>
12352 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
12354 2016-01-12 Olivier Hainque <hainque@adacore.com>
12356 * gcc.c (spec_undefvar_allowed): New global.
12357 (process_command): Set to true when running for --version or --help,
12359 (getenv_spec_function): When the variable is not defined, use the
12360 variable name as the variable value if we're allowed not to issue
12363 2016-01-12 Bin Cheng <bin.cheng@arm.com>
12365 PR tree-optimization/68911
12366 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
12367 information computed for expression "init + nit * step".
12369 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12371 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
12372 about name of GCC executable. Remove deleted node from menu.
12373 (Directory Options) <-B>: Remove cross-reference to deleted node.
12374 (Target Options): Delete section.
12376 2016-01-12 Christian Bruel <christian.bruel@st.com>
12379 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
12380 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12382 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12385 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12386 aligned_mem is properly set for AVX512-VL floating point masked
12390 * ifcvt.c (cond_exec_process_if_block): When removing the last
12391 insn from then_bb, remove also any possible barriers that follow it.
12393 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
12397 * config/i386/iamcu.h (SIZE_TYPE): New macro.
12398 (PTRDIFF_TYPE): Likewise.
12399 (WCHAR_TYPE): Likewise.
12400 (WCHAR_TYPE_SIZE): Likewise.
12401 (STDINT_LONG32): Likewise.
12403 2016-01-12 Richard Biener <rguenther@suse.de>
12405 PR tree-optimization/69053
12406 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
12407 convert initial value for cond reductions.
12409 2016-01-12 Richard Biener <rguenther@suse.de>
12411 PR tree-optimization/69007
12412 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
12413 widen_sum after dot_prod and sad.
12415 2016-01-12 Richard Biener <rguenther@suse.de>
12417 PR tree-optimization/69168
12418 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
12419 pattern stmt SLP type.
12420 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
12421 end up unused so cope with that case.
12423 2016-01-12 Richard Biener <rguenther@suse.de>
12425 PR tree-optimization/69157
12426 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
12427 stmts def type only during analyze phase.
12428 (vectorizable_call): Likewise.
12429 (vectorizable_simd_clone_call): Likewise.
12430 (vectorizable_conversion): Likewise.
12431 (vectorizable_assignment): Likewise.
12432 (vectorizable_shift): Likewise.
12433 (vectorizable_operation): Likewise.
12434 (vectorizable_store): Likewise.
12435 (vectorizable_load): Likewise.
12437 2016-01-12 Richard Biener <rguenther@suse.de>
12439 PR tree-optimization/69174
12440 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
12442 (vectorizable_load): Properly compute the number of loads needed
12443 for permuted strided SLP loads and do not spuriously assign
12444 to SLP_TREE_VEC_STMTS.
12446 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
12448 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
12449 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
12450 (MD_EXEC_PREFIX): Remove.
12451 (MD_STARTFILE_PREFIX) Removee.
12452 (FILE_NAME_ABSOLUTE_P): Remove.
12453 (CPP_SPEC): Do not read macros from sys/version.h.
12454 (LINK_COMMAND_SPEC): Remove.
12455 (LOCAL_INCLUDE_DIR): Remove.
12456 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
12457 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
12458 (POST_LINK_SPEC): Define to invoke stubify after linker
12459 (LIBSTDCXX): Remove define
12460 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
12461 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
12462 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
12463 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
12464 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
12465 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
12466 (i386_djgpp_asm_named_section): Add propotype of new procedure
12468 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
12469 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
12470 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
12471 in config/i386/djgpp.h).
12472 (STANDARD_STARTFILE_PREFIX_2): Define identical to
12473 STANDARD_STARTFILE_PREFIX_1.
12474 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
12475 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
12476 installation errors.
12477 (MAX_OFILE_ALIGNMENT): Define to 128.
12478 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
12480 * config/i386/djgpp.c: New file. Add implementation of
12481 i386_djgpp_asm_named_section.
12483 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
12485 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
12486 Add rule for building djgpp.o.
12488 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12490 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
12491 (rtx_is_swappable_p): Reductions are swappable.
12492 (insn_is_swappable_p): V2DF reductions are swappable.
12494 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
12496 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
12497 reloads for other unsupported memory operands.
12499 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12500 Jim Wilson <jim.wilson@linaro.org>
12503 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
12504 copy_to_mode_reg instead of force_reg.
12506 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12509 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
12510 TARGET_80387 is true.
12512 2016-01-11 Jakub Jelinek <jakub@redhat.com>
12515 * lra-eliminations.c (move_plus_up): Only move plus up
12516 if subreg of the constant can be simplified into constant
12517 and use the simplified subreg of the constant instead of
12518 the original constant.
12520 * fold-const.c (fold_convertible_p): Don't return true
12521 for conversion of VECTOR_TYPE to same sized integral type.
12522 (fold_convert_loc): Fix up formatting. Fold conversion of
12523 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
12524 instead of NOP_EXPR.
12526 PR tree-optimization/69214
12527 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
12528 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
12531 PR tree-optimization/69207
12532 * tree-vect-slp.c (vect_get_constant_vectors): For
12533 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
12534 fold_convertible_p to vector_type's element type, and always
12535 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
12537 2016-01-11 Richard Biener <rguenther@suse.de>
12539 PR tree-optimization/69173
12540 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
12541 fixup the cycle if all stmts are in a pattern.
12543 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
12545 PR middle-end/68999
12546 * alias.c (base_alias_check): Move check for addresses with
12547 alignment ANDs before the call for compare_base_decls.
12548 (memrefs_conflict_p): Return -1 for different decls
12549 that went through alignment adjustments.
12551 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12553 PR rtl-optimization/68796
12554 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
12555 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
12556 and QImode comparisons against zero with CC_NZmode.
12557 * config/aarch64/iterators.md (short_mask): New mode_attr.
12559 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12561 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
12562 (<avx512>_store<mode>_mask): Likewise.
12564 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
12565 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12567 PR rtl-optimization/68841
12568 * ifcvt.c (struct noce_if_info): Add orig_x field.
12569 (bbs_ok_for_cmove_arith): Add to_rename parameter.
12570 Don't record conflicts on to_rename if it's present.
12571 Allow memory destinations in sets.
12572 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
12573 blocks, passing orig_x to the checks.
12574 (noce_process_if_block): Set if_info->orig_x appropriately.
12576 2016-01-11 Tom de Vries <tom@codesourcery.com>
12578 PR tree-optimization/69069
12579 * tree-parloops.c (create_parallel_loop): Add missing phi args.
12581 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
12583 PR rtl-optimization/68920
12584 * config/i386/i386.c (ix86_option_override_internal): Restrict number
12585 of conditional moves for RTL if-conversion to 1 for
12586 TARGET_ONE_IF_CONV_INSN.
12587 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
12588 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
12589 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
12590 parameter to restirct number of conditional moves for
12592 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
12593 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
12596 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
12599 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
12600 onepart vars. Fix typo in comment. Fix reversed condition in
12602 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
12605 * var-tracking.c (dump_onepart_variable_differences): New.
12606 (dataflow_set_different): If a detailed dump is requested,
12607 delay early returns and dump differences between onepart
12608 variables present before and after, and added variables.
12610 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12613 * expr.c (expand_expr_real_1): For boolean vector constants
12614 with a scalar mode use const_scalar_mask_from_tree.
12615 (const_scalar_mask_from_tree): New.
12616 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
12617 assigned to a mask type to handle constants.
12619 2016-01-11 Martin Jambor <mjambor@suse.cz>
12622 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
12623 useless parameters if we cannot change function signature.
12625 2016-01-11 Martin Jambor <mjambor@suse.cz>
12628 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
12631 2016-01-11 Tom de Vries <tom@codesourcery.com>
12633 PR tree-optimization/69109
12634 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
12637 2016-01-11 Tom de Vries <tom@codesourcery.com>
12639 PR tree-optimization/69108
12640 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
12641 res is not used in a phi.
12643 2016-01-11 Yury Gribov <y.gribov@samsung.com>
12646 * common.opt (frandom-seed): Fix parameter name.
12647 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
12649 2016-01-11 Tom de Vries <tom@codesourcery.com>
12651 PR tree-optimization/69058
12652 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
12655 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
12657 * config/arc/arc.opt (mdiv-rem): Add period to the end.
12658 (mcode-density): Likewise.
12660 2016-01-10 Tom de Vries <tom@codesourcery.com>
12662 PR tree-optimization/69062
12663 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
12664 (parallelize_loops): Don't paralelize loop that has phi with address
12667 2016-01-10 Tom de Vries <tom@codesourcery.com>
12669 PR tree-optimization/69039
12670 * tree-parloops.c (try_create_reduction_list): Only allow single exit
12673 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
12675 PR middle-end/68743
12676 * match.pd: Require target has function_c99_misc before doing
12677 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
12679 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
12681 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
12683 * configure: Regenerate.
12685 2016-01-09 Jakub Jelinek <jakub@redhat.com>
12687 PR middle-end/50865
12688 PR tree-optimization/69097
12689 * fold-const.h (expr_not_equal_to): New prototype.
12690 * fold-const.c: Include stringpool.h and tree-ssanames.h.
12691 (expr_not_equal_to): New function.
12692 * match.pd (X % -Y is the same as X % Y): Don't optimize
12693 unless X is known not to be equal to minimum or Y is known
12694 not to be equal to -1.
12695 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
12696 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
12697 (simplify_stmt_using_ranges): Adjust caller.
12698 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
12699 substitute_and_fold.
12701 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
12703 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
12706 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12708 PR tree-optimization/69167
12709 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
12710 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
12712 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
12714 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12715 Richard Biener <rguenther@suse.de>
12717 PR tree-optimization/68707
12718 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
12719 instances that can be handled via vect_load_lanes.
12721 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
12723 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
12724 if we can't determine address equivalence.
12725 * alias.c (compare_base_decl): Update for changed return value of
12726 symtab_node::equal_address_to.
12728 2016-01-08 Jason Merrill <jason@redhat.com>
12732 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
12733 * expr.c (store_field): Not here.
12734 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
12735 call with TREE_ADDRESSABLE type.
12736 * tree-cfg.c (verify_gimple_call): Adjust.
12738 2016-01-08 Olivier Hainque <hainque@adacore.com>
12740 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
12743 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12745 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
12746 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
12747 (reduc_smin_v2sf): Rename to...
12748 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
12749 (reduc_splus_v2sf): Rename to...
12750 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
12752 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12754 PR tree-optimization/69162
12755 * gimplify.c (gimplify_va_arg_expr): Encode original type of
12756 valist argument in another argument.
12757 (gimplify_modify_expr): Adjust for the above change. Cleanup.
12758 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
12759 to determine the va_list type, build a MEM_REF instead of
12760 build_fold_indirect_ref.
12762 PR tree-optimization/69172
12763 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
12766 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
12768 PR tree-optimization/67781
12769 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
12770 and cmpnop in two steps: first the ones not accessed in original
12771 gimple expression in a endian independent way and then the ones not
12772 accessed in the final result in an endian-specific way.
12774 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12776 PR tree-optimization/69083
12777 * tree-vect-slp.c (vect_get_constant_vectors): For
12778 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
12779 element type. If op is fold_convertible_p to vector_type's element
12780 type, use NOP_EXPR instead of VCE.
12782 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
12784 PR rtl-optimization/67778
12785 PR rtl-optimization/68634
12786 PR rtl-optimization/68909
12787 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
12788 block from the stack until done with it. Remove a superfluous
12789 bitmap set. Remove a superfluous bitmap test.
12791 2016-01-07 Martin Sebor <msebor@redhat.com>
12794 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
12795 constraint on the type of arguments.
12797 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
12799 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
12800 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
12801 unaligned_access on the gcc_options set.
12802 * config/arm/arm.c (arm_option_override_internal): Use
12803 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
12805 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12808 * config/i386/i386.c (ix86_frame_pointer_required): Enable
12809 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
12811 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12814 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12817 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12818 depending on frame_pointer_needed before remaining integer and SSE
12819 registers are saved.
12821 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
12824 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
12826 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
12829 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
12830 Use the "xBm" constraint.
12831 (float<sseintvecmodelower><mode>2<mask_name><round_name):
12833 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
12834 (sse_cvtsi2ssq<round_name>): Likewise.
12835 (sse_cvtss2si<round_name>): Likewise.
12836 (sse_cvtss2siq<round_name>): Likewise.
12837 (sse2_cvtsi2sdq<round_name>): Likewise.
12838 (sse2_cvtsd2si<round_name>): Likewise.
12839 (sse2_cvtsd2siq<round_name>): Likewise.
12840 * config/i386/subst.md (round_nimm_scalar_predicate): New
12843 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
12845 PR middle-end/67639
12846 * varasm.c (make_decl_rtl): Mark invalid register vars as
12849 PR rtl-optimization/66206
12850 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
12851 All callers changed.
12853 2016-01-07 Jakub Jelinek <jakub@redhat.com>
12855 PR tree-optimization/69141
12856 * tree-ssa-pre.c: Include langhooks.h.
12857 (eliminate_dom_walker::before_dom_children): Use
12858 lang_hooks.decl_printable_name instead of
12859 cgraph_node::get ()->name ().
12861 PR middle-end/68960
12862 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
12863 it and DECL_ALIGN too.
12865 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
12867 * config/mips/mips-ftypes.def: Sort to lexicographical order.
12869 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12872 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12873 depending on frame_pointer_needed before remaining integer and SSE
12874 registers are saved.
12876 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12878 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
12879 mode iterator with VSX_M2.
12880 (*p9_vecstore_<mode>): Likewise.
12881 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
12882 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
12883 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
12884 (define_split for VSX_LE128 stores): Likewise.
12885 (define_peephole2 for TImode LE swaps): Likewise.
12886 (define_split for VSX_LE128 post-reload stores): Likewise.
12888 2016-01-06 Marek Polacek <polacek@redhat.com>
12891 * convert.c (convert_to_integer_1): Adjust call to
12892 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
12893 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
12894 EXPR instead of ARG.
12895 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
12897 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12900 * doc/extend.texi (RL78 Variable Attributes): New section.
12902 2016-01-05 Marek Polacek <polacek@redhat.com>
12905 * builtins.c (get_memmodel): Use expansion point location rather than
12906 the input location. Call warning_at rather than warning.
12907 (expand_builtin_atomic_compare_exchange): Likewise.
12908 (expand_builtin_atomic_load): Likewise.
12909 (expand_builtin_atomic_store): Likewise.
12910 (expand_builtin_atomic_clear): Likewise.
12912 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12915 * config/i386/i386.c (ix86_expand_vector_logical_operator):
12916 Replace nonimmediate_operand with vector_operand.
12917 * config/i386/predicates.md (vector_operand): New predicate.
12918 (general_vector_operand): Replace nonimmediate_operand with
12920 * config/i386/sse.md: Replace nonimmediate_operand with
12921 vector_operand and m constraint with Bm constraint on SSE
12922 patterns with 16-byte memory operand.
12923 * config/i386/subst.md (round_nimm_predicate): Replace
12924 nonimmediate_operand with vector_operand.
12925 (round_saeonly_nimm_predicate): Likewise.
12926 (round_saeonly_nimm_scalar_predicate): New.
12928 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12931 * config/i386/constraints.md (Bm): New constraint.
12932 * config/i386/predicates.md (vector_memory_operand): New
12934 * config/i386/sse.md: Replace xm with xBm in plusminus and
12935 any_logic patterns.
12937 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12940 * doc/extend.texi (V850 Function Attributes): New section.
12941 (V850 Variable Attributes): New section.
12943 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12946 * doc/extend.texi (MicroBlaze Function Attributes): Document
12947 interrupt_handler and fast_interrupt attributes.
12949 2016-01-05 Sergei Trofimovich <siarheit@google.com>
12952 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
12953 for local symbolic operands.
12954 * config/ia64/predicates.md (local_symbolic_operand64): New
12957 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12959 PR rtl-optimization/68651
12960 * combine.c (combine_simplify_rtx): Canonicalize x + x into
12963 2016-01-05 Nathan Sidwell <nathan@acm.org>
12965 * alias.c (compare_base_decls): Use symtab_node::get.
12967 2016-01-05 Nick Clifton <nickc@redhat.com>
12970 * ira-costs.c (copy_cost): Initialise the t_icode field of the
12971 secondary_reload_info structure.
12974 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
12975 decls if weak support is available.
12977 2016-01-04 Martin Sebor <msebor@redhat.com>
12979 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
12981 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12983 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
12984 OPTION_MASK_P9_DFORM.
12986 * config/rs6000/constraints.md (wo constraint): New constraint for
12989 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
12991 (rs6000_init_hard_regno_mode_ok): Likewise.
12993 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
12996 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
12997 expanders not to have constraints. Add support for ISA 3.0 xxperm
12998 instruction. Add support for fusing xxlor with xxperm.
12999 (altivec_vperm_<mode>_internal): Likewise.
13000 (altivec_vperm_v8hiv16qi): Likewise.
13001 (altivec_vperm_<mode>v16q): Likewise.
13002 (altivec_vperm_<mode>_uns): Likewise.
13003 (vperm_v8hiv4si): Likewise.
13004 (vperm_v16qiv8hi): Likewise.
13006 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13008 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13010 Update copyright years.
13012 * gcc.c (process_command): Update copyright notice dates.
13013 * gcov-dump.c (print_version): Ditto.
13014 * gcov.c (print_version): Ditto.
13015 * gcov-tool.c (print_version): Ditto.
13016 * gengtype.c (create_file): Ditto.
13017 * doc/cpp.texi: Bump @copying's copyright year.
13018 * doc/cppinternals.texi: Ditto.
13019 * doc/gcc.texi: Ditto.
13020 * doc/gccint.texi: Ditto.
13021 * doc/gcov.texi: Ditto.
13022 * doc/install.texi: Ditto.
13023 * doc/invoke.texi: Ditto.
13025 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13027 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13028 modes larger than TImode as TImode if NEON is not enabled.
13030 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13033 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13034 mode for %f0-%f31 only if TARGET_FPU.
13036 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13039 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13040 to compute the PACKED_P predicate.
13041 (function_arg_record_value): Minor tweaks.
13043 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13045 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13046 option for arm*-*-* targets.
13048 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13050 * doc/extend.texi (Common Function Attributes): Move docs for
13051 MSP430-specific attributes to....
13052 (MSP430 Function Attributes): ...here. Delete the redundant
13053 entries and copy-edit the remaining text.
13054 (MSP430 Variable Attributes): Use uniform format for index
13055 entries and add a cross-reference to the corresponding function
13058 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13060 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13062 (x86 Options): Likewise.
13064 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13068 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13069 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13070 to corresponding attribute.
13072 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13074 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13075 to correct alphabetization of table. Copy-edit and correct
13077 <stack_protect>: Likewise.
13078 <target_clones>: Likewise.
13080 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13081 Correct punctuation.
13082 (Code Gen Options) <-fno-plt>: Copy-edit.
13084 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13087 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13088 SI values. Explicitly convert SI to DI and vice-versa.
13090 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13092 PR tree-optimization/69070
13093 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13094 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13097 * ubsan.c (ubsan_instrument_float_cast): Call
13098 initialize_sanitizer_builtins.
13101 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13103 Copyright (C) 2016 Free Software Foundation, Inc.
13105 Copying and distribution of this file, with or without modification,
13106 are permitted in any medium without royalty provided the copyright
13107 notice and this notice are preserved.