1 2016-05-24 Martin Sebor <msebor@redhat.com>
4 * gcc/tree.h (complete_or_array_type_p): New inline function.
6 2016-05-24 Jakub Jelinek <jakub@redhat.com>
8 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
9 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
10 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
12 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
13 Limit 1st alternative to noavx isa, split 2nd alternative into one
14 noavx and one avx alternative, use *x and Bm in the former and
15 x and m in the latter.
17 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
18 of sse4 for the first alternative, drop %v from the template
19 and d operand modifier. Split second alternative into one sse4_noavx
20 and one avx alternative, use *x instead of *v in the former and v
21 instead of *v in the latter.
22 (*sse4_1_extractps): Use noavx isa instead of * for the first
23 alternative, drop %v from the template. Split second alternative into
24 one noavx and one avx alternative, use *x instead of *v in the
25 former and v instead of *v in the latter.
26 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
27 with noavx and the last one with avx.
28 (sse4_1_phminposuw): Guard first alternative with noavx isa,
29 split the second one into one noavx and one avx alternative,
30 use *x and Bm in the former and x and m in the latter one.
31 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
34 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
35 first two alternatives to noavx, use *x instead of *v in the second
36 one, add avx alternative without *.
37 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
38 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
39 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
41 2016-05-24 Jeff Law <law@redhat.com>
43 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
44 New function, extracted from...
45 (fsm_find_control_statement_thread_paths): Here. Use the new function.
46 Allow simple copies and constant initializations in the SSA chain.
48 2016-05-24 Marek Polacek <polacek@redhat.com>
51 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
54 2016-05-24 Jakub Jelinek <jakub@redhat.com>
57 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
58 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
59 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
60 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
61 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
63 2016-05-24 Richard Biener <rguenther@suse.de>
65 PR tree-optimization/71240
66 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
69 2016-05-24 Richard Biener <rguenther@suse.de>
71 PR tree-optimization/71230
72 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
74 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
76 * tree-vectorizer.h (vectorizable_comparison): Delete.
77 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
79 * tree-vect-stmts.c (vectorizable_call): Likewise.
80 (vectorizable_simd_clone_call): Likewise.
81 (vectorizable_conversion): Likewise.
82 (vectorizable_assignment): Likewise.
83 (vectorizable_shift): Likewise.
84 (vectorizable_operation): Likewise.
85 (vectorizable_load): Likewise.
86 (vectorizable_condition): Likewise.
87 (vectorizable_store): Likewise. Assert that we don't have
89 (vectorizable_comparison): Make static. Remove redundant
91 (vect_transform_stmt): Assert that we always have an slp_node
94 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
96 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
97 operands[2] against 1 with comparison against CONST1_RTX.
98 (<shift>di3_neon): Likewise.
99 * config/arm/predicates.md (const0_operand): Replace with comparison
102 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
104 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
105 operands[2] against 1 with comparison against CONST1_RTX.
108 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
113 (define_split above *compareqi_eq0): Likewise.
114 (define_split above "prologue"): Likewise.
115 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
116 * config/arm/predicates.md (shift_operator): Likewise.
117 (shift_nomul_operator): Likewise.
118 (sat_shift_operator): Likewise.
119 (thumb1_cmp_operand): Likewise.
120 (const_neon_scalar_shift_amount_operand): Replace manual range
122 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
123 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
125 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
127 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
128 with HOST_WIDE_INT_1.
130 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
131 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
132 (arm_canonicalize_comparison): Likewise.
133 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
135 (thumb1_size_rtx_costs): Likewise.
136 (vfp_const_double_index): Replace cast of 1 to unsigned
137 HOST_WIDE_INT with HOST_WIDE_INT_1U.
138 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
140 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
141 HOST_WIDE_INT with HOST_WIDE_INT_1U.
142 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
143 HOST_WIDE_INT with HOST_WIDE_INT_1.
145 2016-05-24 Marek Polacek <polacek@redhat.com>
147 * tree-cfg.h (should_remove_lhs_p): New predicate.
148 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
149 * gimplify.c (gimplify_modify_expr): Likewise.
150 * tree-cfg.c (verify_gimple_call): Likewise.
151 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
152 * gimple-fold.c: Include "tree-cfg.h".
153 (gimple_fold_call): Use should_remove_lhs_p.
155 2016-05-24 Richard Biener <rguenther@suse.de>
157 PR tree-optimization/71253
158 * cfganal.h (control_dependences): Make robust against edge
160 (control_dependences::control_dependences): Remove edge_list argument.
161 (control_dependences::get_edge): Remove.
162 (control_dependences::get_edge_src): Add.
163 (control_dependences::get_edge_dest): Likewise.
164 (control_dependences::m_el): Make a vector of edge src/dest index.
165 * cfganal.c (control_dependences::find_control_dependence): Adjust.
166 (control_dependences::control_dependences): Likewise.
167 (control_dependences::~control_dependence): Likewise.
168 (control_dependences::get_edge): Remove.
169 (control_dependences::get_edge_src): Add.
170 (control_dependences::get_edge_dest): Likewise.
171 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
173 (perform_tree_ssa_dce): Adjust.
174 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
176 (pass_loop_distribution::execute): Adjust. Do loop destroying
177 conditional on changed.
179 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
182 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
183 return. Reindent transformation comment and mention the ARM state
186 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
189 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
190 after build_and_add_sum creates new use stmt.
192 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
194 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
195 load_lanes/grouped_load classification comes first. Don't check
196 whether the vectorization factor is a multiple of the group size
199 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
201 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
202 GROUP_GAP for single-element interleaving.
203 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
206 2016-05-24 Richard Biener <rguenther@suse.de>
210 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
211 bases which are accessed with non-invariant indices.
212 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
213 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
215 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
218 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
219 (add_to_ops_vec): Add stmt_to_insert.
220 (add_repeat_to_ops_vec): Init stmt_to_insert.
221 (insert_stmt_before_use): New.
222 (transform_add_to_multiply): Remove mult_stmt insertion and add it
224 (get_ops): Init stmt_to_insert.
225 (maybe_optimize_range_tests): Likewise.
226 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
227 (rewrite_expr_tree_parallel): Likewise.
228 (reassociate_bb): Likewise.
230 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
233 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
234 ISA 3.0 xxperm fusion alternative.
235 (altivec_vperm_v8hiv16qi): Likewise.
236 (altivec_vperm_<mode>_uns_internal): Likewise.
237 (vperm_v8hiv4si): Likewise.
238 (vperm_v16qiv8hi): Likewise.
240 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
241 Kelvin Nilsen <kelvin@gcc.gnu.org>
243 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
244 vpermr/xxpermr on ISA 3.0.
245 (altivec_expand_vec_perm_le): Likewise.
246 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
247 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
250 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
252 * config/i386/i386.h (IS_STACK_MODE): Enable for
253 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
254 SSE_FLOAT_MODE_P macros.
255 * config/i386/i386.c (ix86_preferred_reload_class): Use
256 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
257 Cleanup regclass processing for CONST_DOUBLE_P.
258 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
259 (ix86_rtx_costs): Remove redundant TARGET_80387 check
260 with IS_STACK_MODE macro.
261 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
263 (*movdf_internal): Use IS_STACK_MODE macro.
264 (*movsf_internal): Ditto.
266 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
268 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
269 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
271 2016-05-23 Jeff Law <law@redhat.com>
273 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
275 (fsm_find_control_statement_thread_paths): Call it.
277 2016-05-23 Martin Jambor <mjambor@suse.cz>
280 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
281 from_global_constant if t is not NULL.
283 2016-05-23 Marek Polacek <polacek@redhat.com>
286 * common.opt (Wswitch-unreachable): New option.
287 * doc/invoke.texi: Document -Wswitch-unreachable.
288 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
291 2016-05-23 Bin Cheng <bin.cheng@arm.com>
293 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
294 TMR_INDEX is non-NULL.
296 2016-05-23 Richard Biener <rguenther@suse.de>
298 PR tree-optimization/71230
299 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
300 (try_special_add_to_ops): ... here. Always test for single-use.
302 2016-05-23 Martin Jambor <mjambor@suse.cz>
304 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
305 default block if a PHI node in the original one would be resized.
307 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
309 PR tree-optimization/58135
310 * tree-vect-slp.c: When group size is not multiple
311 of vector size, allow splitting of store group at
314 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
316 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
318 2016-05-22 Jakub Jelinek <jakub@redhat.com>
320 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
321 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
322 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
325 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
326 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
327 v constraint instead of x and vinserti32x4 insn.
329 * config/i386/sse.md (i128vldq): New mode iterator.
330 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
331 avx512dq and avx512vl alternatives.
333 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
334 constraint, use maybe_evex prefix instead of vex.
335 (vec_dupv4sf): Use v constraint instead of x for output
336 operand except for noavx alternative, use Yv constraint
337 instead of x for input. Use maybe_evex prefix instead of vex.
338 (*vec_dupv4si): Likewise.
339 (*vec_dupv2di): Likewise.
341 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
344 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
345 (linearize_expr_tree): Call try_special_add_to_ops.
346 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
348 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
350 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
351 to computed stack_usage.
353 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
356 * config/avr/avr.md (define_expand "mov<mode>"): If the source
357 operand is subreg (symbol_ref) then move the symbol ref to register.
359 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
361 * tree.c (array_at_struct_end_p): Look through MEM_REF.
363 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
366 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
369 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
371 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
372 ranges by calling get_single_symbol and tidy up. Look more closely
373 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
375 2016-05-20 Jeff Law <law@redhat.com>
377 * bitmap.c (bitmap_find_bit): Remove useless test.
379 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
381 * function.c (thread_prologue_and_epilogue_insns): Commit the
382 insertion of the epilogue.
384 2016-05-20 Martin Jambor <mjambor@suse.cz>
386 PR tree-optimization/70884
387 * tree-sra.c (initialize_constant_pool_replacements): Do not check
388 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
389 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
390 of constant pool data as a reason for scalarization.
392 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
394 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
396 (thumb1_expand_prologue): Likewise.
398 2016-05-20 Nathan Sidwell <nathan@acm.org>
400 * config/nvptx/nptx.c (nvptx_option_override): Only set
401 flag_toplevel_reorder, if not explicitly specified. Set
402 flag_no_common, unless explicitly specified.
404 2016-05-20 David Malcolm <dmalcolm@redhat.com>
406 * calls.c (can_implement_as_sibling_call_p): Mark param
407 reg_parm_stack_space with ATTRIBUTE_UNUSED.
409 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
411 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
412 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
413 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
415 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
416 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
419 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
421 * config/nvptx/nvptx.md (sincossf3): New pattern.
423 2016-05-20 David Malcolm <dmalcolm@redhat.com>
425 * calls.c (maybe_complain_about_tail_call): New function.
426 (initialize_argument_information): Call
427 maybe_complain_about_tail_call when clearing *may_tailcall.
428 (can_implement_as_sibling_call_p): Call
429 maybe_complain_about_tail_call when returning false.
430 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
431 ensure try_tail_call is set. Call maybe_complain_about_tail_call
432 if tail-call optimization fails.
433 * cfgexpand.c (expand_call_stmt): Initialize
434 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
435 * gimple-pretty-print.c (dump_gimple_call): Dump
436 gimple_call_must_tail_p.
437 * gimple.c (gimple_build_call_from_tree): Call
438 gimple_call_set_must_tail with the value of
439 CALL_EXPR_MUST_TAIL_CALL.
440 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
441 (gimple_call_set_must_tail): New function.
442 (gimple_call_must_tail_p): New function.
443 * print-tree.c (print_node): Update printing of TREE_STATIC
444 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
445 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
446 trailing comment listing applicable flags.
447 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
449 2016-05-20 David Malcolm <dmalcolm@redhat.com>
451 * calls.c (expand_call): Move "Rest of purposes for tail call
452 optimizations to fail" to...
453 (can_implement_as_sibling_call_p): ...this new function, and
454 split into multiple "if" statements.
456 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
458 * cfgloop.h (expected_loop_iterations_unbounded,
459 expected_loop_iterations): Unconstify.
460 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
461 profile with known upper bound; return 3 when profile is absent.
462 (expected_loop_iterations): Update.
464 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
466 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
467 and get_max_loop_iterations_int.
469 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
471 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
472 realistic upper bounds here.
474 2016-05-20 Jakub Jelinek <jakub@redhat.com>
477 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
478 calls if the LHS is variable length or has addressable type.
479 If targets[0]->decl is a noreturn call with void return type and
480 zero arguments, adjust fntype and remove lhs in that case.
482 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
484 PR tree-optimization/71079
485 PR tree-optimization/71206
486 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
488 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
490 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
491 (get_vec_alignment_for_array_decl): Likewise.
492 (get_vec_alignment_for_record_decl): Likewise.
493 (increase_alignment::execute): Move code to find alignment to
494 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
495 (type_align_map): New hash_map.
497 2016-05-20 Richard Guenther <rguenther@suse.de>
499 PR tree-optimization/29756
500 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
501 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
502 * fold-const.c (operand_equal_p): Likewise.
503 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
504 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
505 * tree-inline.c (estimate_operator_cost): Likewise.
506 * tree-pretty-print.c (dump_generic_node): Likewise.
507 * tree-ssa-operands.c (get_expr_operands): Likewise.
508 * cfgexpand.c (expand_debug_expr): Likewise.
509 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
510 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
511 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
512 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
513 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
514 (execute_update_addresses_taken): Do it.
516 2016-05-20 Richard Biener <rguenther@suse.de>
518 PR tree-optimization/71185
519 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
522 2016-05-20 Richard Biener <rguenther@suse.de>
524 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
525 gimple_seq_add_seq_without_update.
526 (release_bb_predicate): Assert we have no operands to free.
527 (if_convertible_loop_p_1): Calculate post dominators later.
528 Do not free BB predicates here.
529 (combine_blocks): Do not recompute BB predicates.
530 (version_loop_for_if_conversion): Save BB predicates around
533 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
535 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
536 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
537 code. Ignore sibcalls on EDGE_IGNORE edges.
538 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
539 on edges for sibcalls that run without prologue. The rest of the
540 function is combined from...
541 (fix_fake_fallthrough_edge): ... this, and ...
542 (try_shrink_wrapping): ... a part of this. Remove the bb_with
543 function argument, make it a local variable.
545 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
547 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
548 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
549 for 32-bit mode and SEH for 64-bit.
550 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
551 TARGET_64BIT_DEFAULT.
553 2016-05-19 Ryan Burn <contact@rnburn.com>
555 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
556 * gengtype.c (open_base_files): Add cilk.h to ifiles.
558 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
560 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
561 force pending loads from memory.
563 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
565 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
566 (UNSPEC_DARN_32): New unspec constant.
567 (UNSPEC_DARN_RAW): New unspec constant.
568 (darn_32): New instruction.
569 (darn_raw): New instruction.
570 (darn): New instruction.
571 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
572 support and documentation for this macro.
573 (BU_P9_MISC_1): New macro definition.
574 (BU_P9_64BIT_MISC_0): New macro definition.
575 (BU_P9_MISC_0): New macro definition.
576 (darn_32): New builtin definition.
577 (darn_raw): New builtin definition.
578 (darn): New builtin definition.
579 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
580 RS6000_BUILTIN_0 directives to surround each occurrence of
581 #include "rs6000-builtin.def".
582 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
583 RS6000_BTM_64BIT flags to the returned mask, depending on
585 (def_builtin): Correct an error in the assignments made to the
586 debugging variable attr_string.
587 (rs6000_expand_builtin): Add support for no-operand built-in
589 (builtin_function_type): Remove fatal_error assertion that is no
591 (rs6000_common_init_builtins): Add support for no-operand built-in
593 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
595 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
597 (RS6000_BTM_64BIT): New macro definition.
598 * doc/extend.texi: Document __builtin_darn (void),
599 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
602 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
604 * tree-vect-loop.c (vect_analyze_loop_2): Use also
605 max_loop_iterations_int.
607 2016-05-19 Marek Polacek <polacek@redhat.com>
609 PR tree-optimization/71031
610 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
611 condition and adjust the code a bit.
613 2016-05-19 Martin Liska <mliska@suse.cz>
615 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
616 auto_vec instead of vec.
618 2016-05-19 Martin Liska <mliska@suse.cz>
620 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
622 2016-05-19 Martin Liska <mliska@suse.cz>
624 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
626 2016-05-19 Martin Liska <mliska@suse.cz>
628 * ipa-pure-const.c (set_function_state): Remove an existing
630 (remove_node_data): Do not free it as it's released
631 in set_function_state.
633 2016-05-19 Martin Liska <mliska@suse.cz>
635 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
638 2016-05-19 Martin Liska <mliska@suse.cz>
640 * omp-simd-clone.c (simd_clone_adjust): Release vector.
642 2016-05-19 Martin Liska <mliska@suse.cz>
644 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
645 an auto_vec instead of re-creating it.
647 2016-05-19 Martin Liska <mliska@suse.cz>
649 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
650 auto_vec instead of vec.
652 2016-05-19 Martin Liska <mliska@suse.cz>
654 * lto-section-in.c (lto_get_section_data): Call
655 lto_check_version with additional argument.
656 * lto-streamer.c (lto_check_version): Add new argument.
657 * lto-streamer.h (lto_check_version): Likewise.
659 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
661 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
662 Don't add cost of inner memory when handling sign-extended loads.
664 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
666 PR rtl-optimization/71148
667 * cse.c (cse_main): Free dominance info.
668 (rest_of_handle_cse): Don't free dominance info.
669 (rest_of_handle_cse2): Likewise.
670 (rest_of_handle_cse_after_global_opts): Likewise.
672 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
675 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
676 NULL_TREE early if NEON is not available. Remove now redundant check
677 in ARM_CHECK_BUILTIN_MODE.
679 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
682 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
683 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
684 * doc/cpp.texi: Document new macros.
686 2016-05-19 Bin Cheng <bin.cheng@arm.com>
688 PR tree-optimization/69848
689 * tree-vect-loop.c (vectorizable_reduction): Don't factor
690 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
692 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
694 * function.c (thread_prologue_and_epilogue_insn): Move the
695 "goto epilogue_done" one block later.
697 2016-05-19 Richard Biener <rguenther@suse.de>
699 PR tree-optimization/70729
700 * passes.def: Move LIM pass before PRE. Remove no longer
701 required copyprop and move first DCE out of the loop pipeline.
703 2016-05-18 David Malcolm <dmalcolm@redhat.com>
706 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
707 (OBJS-libcommon-target): ...here.
708 * opts-common.c: Include spellcheck.h.
709 (cmdline_handle_error): Build a vec of valid options and use it
710 to suggest provide hints for misspelled arguments.
712 2016-05-18 Jakub Jelinek <jakub@redhat.com>
715 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
716 lhs if it has TREE_ADDRESSABLE type.
718 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
721 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
722 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
724 2016-05-18 Martin Jambor <mjambor@suse.cz>
727 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
728 input for NOP_EXPR pass-through functions.
729 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
730 aggregate global constant VAR_DECLs in constant jump functions.
732 2016-05-18 Martin Jambor <mjambor@suse.cz>
735 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
736 from TREE_READONLY parameters.
738 2016-05-18 Martin Jambor <mjambor@suse.cz>
741 * cgraph.h (cgraph_indirect_call_info): New field
742 guaranteed_unmodified.
743 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
744 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
746 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
747 pass the parameter value to ipa_find_agg_cst_for_param.
748 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
749 guaranteed_unmodified, store AA results there instead of bailing out
751 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
752 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
753 (find_constructor_constant_at_offset): New function.
754 (ipa_find_agg_cst_from_init): Likewise.
755 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
756 static initializers of contants, report back through a new paameter
757 from_global_constant if that was the case.
758 (try_make_edge_direct_simple_call): Also pass parameter value to
759 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
761 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
762 (ipa_read_indirect_edge_info): Likewise.
763 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
764 (ipa_load_from_parm_agg): Likewise.
766 2016-05-18 Jiong Wang <jiong.wang@arm.com>
768 PR rtl-optimization/71150
769 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
772 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
775 * config/rs6000/constraints.md (wE constraint): New constraint
776 for a vector constant that can be loaded with XXSPLTIB.
777 (wM constraint): New constraint for a vector constant of a 1's.
778 (wS constraint): New constraint for a vector constant that can be
779 loaded with XXSPLTIB and a vector sign extend instruction.
780 * config/rs6000/predicates.md (xxspltib_constant_split): New
781 predicates for wE/wS constraints.
782 (xxspltib_constant_nosplit): Likewise.
783 (easy_vector_constant): Add support for constants that can be
785 (all_ones_constant): New predicate for vector constant with all
787 (splat_input_operand): Add support for ISA 3.0 word splat operations.
788 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
789 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
790 instruction and possibly with a sign extension.
791 (output_vec_const_move): Add support for XXSPLTIB. If we are
792 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
793 instead of XXLXOR/XXLORC.
794 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
796 (rs6000_legitimize_reload_address): Likewise.
797 (rs6000_output_move_128bit): Use output_vec_const_move to emit
799 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
800 combine VSX_M and VSX_M2 into one iterator.
802 (VSINT_84): New iterators for loading constants with XXSPLTIB.
803 (VSINT_842): Likewise.
804 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
805 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
806 XXSPLTIB instruction.
807 (xxspltib_<mode>_nosplit): Likewise.
808 (xxspltib_<mode>_split): New insn to load up constants with
809 XXSPLTIB and a sign extend instruction.
810 (vsx_mov<mode>): Replace single move that handled all vector types
811 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
812 moves (when -mvsx-timode is in effect) into the main vector
813 moves. Eliminate separate moves for <VSr> <VSa>, where the
814 preferred register class (<VSr>) is listed first, and the
815 secondary register class (<VSa>) is listed second with a '?' to
816 discourage use. Prefer loading 0/-1 in any VSX register for ISA
817 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
818 that if the register was involved in a slow operation, the
819 clear/set operation does not wait for the slow operation to
820 finish. Adjust the length attributes for 32-bit mode. Use
821 rs6000_output_move_128bit and drop the use of the string
822 instructions for 32-bit movti when -mvsx-timode is in effect. Use
823 spacing so that the alternatives and attributes don't generate
824 long lines, and put things in columns, so that it is easier to
825 match up the operands and attributes with the insn alternatives.
826 (vsx_mov<mode>_64bit): Likewise.
827 (vsx_mov<mode>_32bit): Likewise.
828 (vsx_movti_64bit): Fold movti into normal vector moves.
829 (vsx_movti_32bit): Likewise.
830 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
832 (vsx_splat_v4si_internal): Likewise.
833 (vsx_splat_v4sf_internal): Likewise.
834 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
835 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
836 extend vector elements.
837 (vsx_sign_extend_hi_<mode>): Likewise.
838 (vsx_sign_extend_si_v2di): Likewise.
839 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
841 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
842 constraints. Add trailing period to wL documentation.
844 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
847 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
848 * tree-dfa.c (replace_abnormal_ssa_names): New function.
849 * tree-call-cdce.c: Include tree-dfa.h.
850 (can_guard_call_p): New function, extracted from...
851 (can_use_internal_fn): ...here.
852 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
854 (shrink_wrap_one_built_in_call): Likewise.
855 (use_internal_fn): Likewise.
856 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
857 and return void. Call replace_abnormal_ssa_names.
858 (pass_call_cdce::execute): Check can_guard_call_p during the
859 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
860 will always change something.
862 2016-05-18 Martin Jambor <mjambor@suse.cz>
865 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
866 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
868 2016-05-18 Martin Jambor <mjambor@suse.cz>
871 * ipa-inline.h (condition): New field size.
872 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
873 for comaprison and store it into the new condition.
874 (evaluate_conditions_for_known_args): Use condition size to check
875 access sizes for all but CHANGED conditions.
876 (unmodified_parm_1): New parameter size_p, store access size into it.
877 (unmodified_parm): Likewise.
878 (unmodified_parm_or_parm_agg_item): Likewise.
879 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
880 (set_cond_stmt_execution_predicate): Extract access sizes and store
882 (set_switch_stmt_execution_predicate): Likewise.
883 (will_be_nonconstant_expr_predicate): Likewise.
884 (will_be_nonconstant_predicate): Likewise.
885 (inline_read_section): Stream condition size.
886 (inline_write_summary): Likewise.
888 2016-05-18 Richard Biener <rguenther@suse.de>
890 * tree-ssa-loop-im.c (determine_max_movement): Properly add
891 condition cost to PHI cost instead of total_cost.
893 2016-05-18 Martin Liska <mliska@suse.cz>
896 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
899 2016-05-18 Richard Biener <rguenther@suse.de>
901 * lto-streamer.h (LTO_major_version): Bump to 6.
903 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
905 * function.c (make_split_prologue_seq, make_prologue_seq,
906 make_epilogue_seq): New functions, factored out from...
907 (thread_prologue_and_epilogue_insns): Here.
909 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
911 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
912 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
913 of before. Add a comment.
915 2016-05-18 Bin Cheng <bin.cheng@arm.com>
917 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
918 expression pointer, not pointer to the pointer.
920 2016-05-18 Jakub Jelinek <jakub@redhat.com>
922 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
923 (avx2_pbroadcast<mode>): Add another alternative with v instead
924 of x constraints in it, using <pbroadcast_evex_isa> isa.
925 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
927 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
928 constraint x instead of v in second alternative, add avx512bw
931 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
932 constraint x instead of v in second alternative, add avx512bw
935 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
936 constraint x instead of v in second alternative, add avx512bw
939 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
940 avx512bw alternative.
942 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
944 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
946 (define_insn "*andnottf3"): Ditto.
947 (define_insn "*<code><mode>3"/any_logic): Ditto.
948 (define_insn "*<code>tf3"/any_logic): Ditto.
949 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
950 operand to block AVX-512VL insn variant emit when it is not enabled.
952 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
954 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
955 constraint fot SF mode.
957 2016-05-18 Petr Murzin <petr.murzin@intel.com>
958 Kirill Yukhin <kirill.yukhin@intel.com>
960 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
962 (define_insn "rsqrt14<mode>"): Ditto.
963 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
964 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
965 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
966 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
967 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
969 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
970 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
971 * config/i386/i386.c (ix86_print_operand): Expand check for size
972 override codes for Intel syntax.
974 2016-05-18 Richard Biener <rguenther@suse.de>
976 PR tree-optimization/71168
977 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
978 initialization earlier.
980 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
982 * config/aarch64/aarch64-simd.md
983 (aarch64_reduc_plus_internal<mode>): Rename to...
984 (reduc_plus_scal): ...This, and remove previous implementation.
986 2016-05-18 Richard Biener <rguenther@suse.de>
988 * passes.def: Put late dse and cd_dce in canonical order.
990 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
992 * ipa-inline-transform.c (preserve_function_body_p): Look for
993 first non-thunk clone.
994 (save_function_body): Save into first non-thunk.
995 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
997 (lto_output_node): Inline thunks don't need body in every
999 * lto-streamer-in.c: Do not fixup thunk clones.
1000 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1002 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1005 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1008 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1009 (reassociate_bb): Call transform_add_to_multiply.
1011 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1013 * config/aarch64/aarch64.c (all_extensions): Removed unused
1016 2016-05-17 Nathan Sidwell <nathan@acm.org>
1018 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1019 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1021 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1023 PR tree-optimization/54579
1025 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1027 2016-05-17 Marek Polacek <polacek@redhat.com>
1030 * tree-inline.c (expand_call_inline): Call
1031 maybe_remove_unused_call_args.
1033 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1035 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1036 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1037 * doc/md.texi (fmin@var{m}3): Likewise.
1039 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1041 * match.pd (X & C): New transformation.
1043 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1045 * match.pd (~X & Y): New transformation.
1047 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1049 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1050 information for new SSA_NAME.
1051 (simplify_conversion_using_ranges): Get range through get_range_info
1052 instead of get_value_range.
1054 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1056 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1057 Remove inline assembly.
1058 (vmvn_s16): Likewise.
1059 (vmvn_s32): Likewise.
1060 (vmvn_u8): Likewise.
1061 (vmvn_u16): Likewise.
1062 (vmvn_u32): Likewise.
1063 (vmvnq_s8): Likewise.
1064 (vmvnq_s16): Likewise.
1065 (vmvnq_s32): Likewise.
1066 (vmvnq_u8): Likewise.
1067 (vmvnq_u16): Likewise.
1068 (vmvnq_u32): Likewise.
1069 (vmvn_p8): Likewise.
1070 (vmvnq_p16): Likewise.
1072 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1074 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1076 (vmul_n_s16): Likewise.
1077 (vmul_n_s32): Likewise.
1078 (vmul_n_u16): Likewise.
1079 (vmul_n_u32): Likewise.
1080 (vmulq_n_f32): Likewise.
1081 (vmulq_n_f64): Likewise.
1082 (vmulq_n_s16): Likewise.
1083 (vmulq_n_s32): Likewise.
1084 (vmulq_n_u16): Likewise.
1085 (vmulq_n_u32): Likewise.
1087 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1089 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1090 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1092 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1094 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1095 to *aarch64_fma4_elt_from_dup<mode>.
1096 (*aarch64_fnma4_elt_to_128df): Rename to
1097 *aarch64_fnma4_elt_from_dup<mode>.
1098 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1099 (vfms_n_f32): Likewise.
1100 (vfms_n_f64): Likewise.
1101 (vfmsq_n_f32): Likewise.
1102 (vfmsq_n_f64): Likewise.
1104 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1106 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1108 2016-05-17 Richard Biener <rguenther@suse.de>
1110 PR tree-optimization/71132
1111 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1112 Only add control dependences for blocks in the loop.
1113 (build_rdg): Adjust.
1114 (generate_code_for_partition): Return whether loop should
1115 be destroyed and delay that.
1116 (distribute_loop): Likewise.
1117 (pass_loop_distribution::execute): Record loops to be destroyed
1118 and perform delayed destroying of loops.
1120 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1123 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1125 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1127 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1129 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1132 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1133 insertion point for instructions generated by validize_mem.
1135 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1137 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1140 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1142 * config/aarch64/aarch64.c
1143 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1144 rather than a macro.
1146 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1148 * doc/invoke.texi (AArch64 Options): Various updates.
1150 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1152 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1153 into instrumentation thunks.
1154 * cif-code.def (CIF_CHKP): New.
1156 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1158 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1160 2016-05-16 Martin Jambor <mjambor@suse.cz>
1162 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1163 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1165 2016-05-16 Marek Polacek <polacek@redhat.com>
1167 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1170 2016-05-16 Martin Jambor <mjambor@suse.cz>
1173 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1174 the outlined kernel function.
1176 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1178 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1179 (ISA_HAS_DLSA): Ditto.
1181 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1183 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1185 2016-05-16 Nathan Sidwell <nathan@acm.org>
1187 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1188 (nvptx_name_replacement): Restore. Add comment.
1189 (write_fn_proto, write_fn_proto_from_insn,
1190 nvptx_output_call_insn): Restore
1191 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1193 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1195 * config/aarch64/aarch64.md
1196 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1197 (add<mode>3_compareC_imm): Likewise.
1198 (<optab>si3_uxtw): Split into register and immediate variants.
1199 (andsi3_compare0_uxtw): Likewise.
1200 (and<mode>3_compare0): Likewise.
1201 (and<mode>3nr_compare0): Likewise.
1202 (stack_protect_test_<mode>): Don't use %x for memory operands.
1204 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1206 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1208 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1210 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1211 Split integer shifts into shift_reg and bfm.
1212 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1213 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1214 (ror<mode>3_insn): Likewise.
1215 (<optab>si3_insn_uxtw): Likewise.
1216 (<optab><mode>3_insn): Change to rotate_imm.
1217 (extr<mode>5_insn_alt): Likewise.
1218 (extrsi5_insn_uxtw): Likewise.
1219 (extrsi5_insn_uxtw_alt): Likewise.
1221 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1223 * doc/tm.texi: Regenerate.
1224 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1225 (TARGET_INVALID_RETURN_TYPE): Remove.
1226 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1227 TARGET_INVALID_RETURN_TYPE.
1228 * target.def (invalid_parameter_type): Remove.
1229 (invalid_return_type): Remove.
1231 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1233 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1234 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1236 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1238 (preserve_function_body_p): No need to preserve function body
1239 * cif-codes.def (CIF_THUNK): Remove.
1240 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1242 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1244 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1246 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1248 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1251 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1253 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1254 (inline_small_functions): Do not look for function symbol when
1257 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1259 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1262 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1263 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1264 Jiong Wang <jiong.wang@arm.com>
1266 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1267 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1268 Define __ARM_FP16_ARGS when appropriate.
1269 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1271 (arm_invalid_return_type): Likewise.
1272 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1273 (TARGET_INVALID_RETURN_TYPE): Remove.
1274 (aapcs_vfp_sub_candidate): Allow HFmode.
1275 (aapcs_vfp_allocate): Add comment. Support HFmode.
1276 (aapcs_vfp_allocate_return_reg): Likewise.
1277 (struct aapcs_cp_arg_layout): Slightly reword comments for
1278 is_return_candidate and allocate_return_reg.
1279 (output_mov_vfp): Update assert.
1280 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1282 (arm_invalid_parameter_type): Remove.
1283 (amr_invalid_return_type): Remove.
1284 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1285 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1286 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1288 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1290 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1291 * config/aarch64/arch64-protos.h
1292 (aarch64_legitimize_reload_address): Remove.
1293 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1296 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1298 * configure.ac: Add ACX_NONCANONICAL_HOST.
1299 * configure: Regenerate.
1300 * Makefile.in: Set host_noncanonical.
1302 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
1305 * config/i386/i386.md (*movtf_internal): Before register allocation,
1306 do not allow FP constants for CM_MEDIUM memory model, allow only
1307 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
1308 (*movxf_internal): Ditto.
1309 (*movdf_internal): Ditto.
1310 (*movsf_internal): Ditto.
1312 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
1314 PR rtl-optimization/67483
1315 * combine.c (make_compound_operation): Don't call extract_left_shift
1316 with negative shift amounts.
1318 2016-05-13 Jakub Jelinek <jakub@redhat.com>
1321 * fold-const.c (fold_checksum_tree): Allow modification
1322 of TYPE_ALIAS_SET during folding.
1324 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
1325 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
1326 (ix86_split_to_parts): Likewise. Fix up formatting.
1328 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
1330 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
1331 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
1334 2016-05-13 Nathan Sidwell <nathan@acm.org>
1336 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
1337 (nvptx_name_replacement): Delete.
1338 (write_fn_proto, write_fn_proto_from_insn,
1339 nvptx_output_call_insn): Remove nvptx_name_replacement call.
1340 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
1341 * langhooks.c (add_builtin_funcction_common): Call
1342 targetm.mangle_decl_assembler_name.
1344 * config/nvptx/nvptx.c (write_fn_proto): Handle
1345 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
1347 2016-05-13 Martin Liska <mliska@suse.cz>
1349 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
1350 and PRIu64 in printf format.
1352 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1354 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
1357 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1359 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1360 Change --param max-completely-peeled-times to
1361 --param max-completely-peel-times in dump file printing.
1363 2016-05-13 Richard Biener <rguenther@suse.de>
1365 PR tree-optimization/42587
1366 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
1367 (find_bswap_or_nop_1): Likewise.
1368 (bswap_replace): Likewise.
1370 2016-05-13 Martin Liska <mliska@suse.cz>
1372 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1373 Initialize a variable with default value.
1375 2016-05-13 Martin Liska <mliska@suse.cz>
1377 * doc/invoke.texi: Enhance explanation of error recovery
1380 2016-05-13 Martin Liska <mliska@suse.cz>
1382 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
1383 (struct cost_pair): Change inv_expr_id (int) to inv_expr
1384 (iv_inv_expr_ent *).
1385 (struct iv_inv_expr_ent): Comment struct fields.
1386 (sort_iv_inv_expr_ent): New function.
1387 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
1388 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
1389 a hash_map between iv_inv_expr_ent and number of usages.
1390 (niter_for_exit): Fix coding style.
1391 (tree_ssa_iv_optimize_init): Use renamed variable.
1392 (determine_base_object): Fix coding style.
1393 (alloc_iv): Likewise.
1394 (find_interesting_uses_outside): Likewise.
1395 (add_candidate_1): Likewise.
1396 (add_standard_iv_candidates): Likewise.
1397 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1398 (prepare_decl_rtl): Fix coding style.
1399 (get_address_cost): Likewise.
1400 (get_shiftadd_cost): Likewise.
1401 (force_expr_to_var_cost): Likewise.
1402 (compare_aff_trees): Likewise.
1403 (get_expr_id): Restructure the function.
1404 (get_loop_invariant_expr_id): Renamed to
1405 get_loop_invariant_expr.
1406 (get_computation_cost_at): Replace usage of inv_expr_id with
1408 (get_computation_cost): Likewise.
1409 (determine_group_iv_cost_generic): Likewise.
1410 (determine_group_iv_cost_address): Likewise.
1411 (iv_period): Fix coding style.
1412 (iv_elimination_compare_lt): Likewise.
1413 (may_eliminate_iv): Likewise.
1414 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
1416 (determine_group_iv_costs): Dump invariant expressions.
1417 (iv_ca_recount_cost): Use the newly added hash_map.
1418 (iv_ca_set_remove_invariants): Fix coding style.
1419 (iv_ca_set_add_invariants): Fix coding style.
1420 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
1422 (iv_ca_set_cp): Likewise.
1423 (iv_ca_new): Initialize the newly added hash_map and remove
1424 initialization of fields.
1425 (iv_ca_free): Delete the hash_map.
1426 (iv_ca_dump): Dump invariant expressions.
1427 (iv_ca_extend): Fix coding style.
1428 (try_add_cand_for): Likewise.
1429 (create_new_ivs): Dump information about # of avg iterations and
1430 # of used invariant expressions.
1431 (rewrite_use_compare): Fix coding style.
1432 (free_loop_data): Set default value for max_inv_expr_id.
1434 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
1436 * cse.c (rest_of_handle_cse): Use cleanup_cfg
1437 returned value cse_cfg_altered computation.
1438 (rest_of_handle_cse2): Likewise.
1439 (rest_of_handle_cse_after_global_opts): Likewise.
1441 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1444 * config/arm/arm.c (arm32_output_mi_thunk): New.
1445 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
1446 to split Thumb1 vs TARGET_32BIT functionality.
1447 (arm_thumb1_mi_thunk): New.
1449 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1451 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
1454 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1457 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
1459 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
1461 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
1462 (expand_builtin_trap): Emit a regular call.
1463 (set_builtin_user_assembler_name): Remove obsolete cases.
1464 * dse.c (scan_insn): Adjust.
1465 * except.c: Include calls.h.
1466 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
1467 emit a regular call to setjmp.
1468 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
1469 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
1470 (emit_block_move_via_libcall): Delete.
1471 (block_move_fn): Delete.
1472 (init_block_move_fn): Likewise.
1473 (emit_block_move_libcall_fn): Likewise.
1474 (emit_block_op_via_libcall): New function.
1475 (set_storage_via_libcall): Tidy up and use memset builtin.
1476 (block_clear_fn): Delete.
1477 (init_block_clear_fn): Likewise.
1478 (clear_storage_libcall_fn): Likewise.
1479 (expand_assignment): Call emit_block_move_via_libcall.
1480 Do not include gt-expr.h.
1481 * expr.h (emit_block_op_via_libcall): Declare.
1482 (emit_block_copy_via_libcall): New inline function.
1483 (emit_block_move_via_libcall): Likewise.
1484 (emit_block_comp_via_libcall): Likewise.
1485 (block_clear_fn): Delete.
1486 (init_block_move_fn): Likewise.
1487 (init_block_clear_fn): Likewise.
1488 (emit_block_move_via_libcall): Likewise.
1489 (set_storage_via_libcall): Add default parameter value.
1490 * libfuncs.h (enum libfunc_index): Remove obsolete values.
1491 (abort_libfunc): Delete.
1492 (memcpy_libfunc): Likewise.
1493 (memmove_libfunc): Likewise.
1494 (memcmp_libfunc): Likewise.
1495 (memset_libfunc): Likewise.
1496 (setbits_libfunc): Likewise.
1497 (setjmp_libfunc): Likewise.
1498 (longjmp_libfunc): Likewise.
1499 (profile_function_entry_libfunc): Likewise.
1500 (profile_function_exit_libfunc): Likewise.
1501 (gcov_flush_libfunc): Likewise.
1502 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
1503 and DECL_VISIBILITY on the declaration.
1504 (init_optabs): Do not initialize obsolete libfuncs.
1505 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
1506 * tree-core.h (ECF_RET1): Define.
1507 (ECF_TM_PURE): Adjust.
1508 (ECF_TM_BUILTIN): Likewise.
1509 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
1510 (build_common_builtin_nodes): Initialize abort builtin.
1511 Add ECF_RET1 on memcpy, memmove and memset builtins.
1512 Pass final flags for alloca and alloca_with_align builtins.
1513 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
1515 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
1516 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
1517 set_storage_via_libcall and call emit_block_copy_via_libcall.
1519 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
1521 * config/i386/i386.md (*call_got_x32): Change operand 0 to
1522 DImode before it is passed to ix86_output_call_operand.
1523 (*call_value_got_x32): Ditto for operand 1.
1525 2016-05-12 Jiong Wang <jiong.wang@arm.com>
1527 PR rtl-optimization/70904
1528 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
1529 reload for wide mode.
1531 2016-05-12 Marek Polacek <polacek@redhat.com>
1534 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
1535 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
1536 * langhooks.h (incomplete_type_error): Likewise.
1537 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
1538 parameter, pass it down to incomplete_type_error.
1539 * tree.h (size_in_bytes): New inline overload.
1540 (size_in_bytes_loc): Renamed from size_in_bytes.
1542 2016-05-12 Richard Biener <rguenther@suse.de>
1544 PR tree-optimization/71059
1545 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
1546 nary before looking up or entering the expression into the VN
1548 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
1549 Make sure to re-use NARYs without result as inserted by
1552 2016-05-12 Richard Biener <rguenther@suse.de>
1554 PR tree-optimization/71062
1555 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1557 * tree-ssa-structalias.c (set_uids_in_ptset): Set
1558 vars_contains_restrict if the var is a restrict tag.
1559 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
1560 do not disambiguate pointers against it.
1561 (dump_points_to_solution): Re-structure and adjust for new
1562 vars_contains_restrict flag.
1563 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
1565 2016-05-12 Martin Liska <mliska@suse.cz>
1567 * doc/invoke.texi: Explain connection between
1568 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
1570 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
1572 PR tree-optimization/71006
1573 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
1574 consider COND_EXPR as a mask producer.
1576 2016-05-12 Marek Polacek <polacek@redhat.com>
1579 * opts.c (common_handle_option): Detect missing argument for --help^.
1581 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1584 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
1585 when popping the PC and within an interrupt handler routine.
1586 Add missing tab to output of "ldmfd".
1587 (output_return_instruction): Output LDMFD with SP update rather
1588 than POP when returning from interrupt handler.
1590 2016-05-12 Jakub Jelinek <jakub@redhat.com>
1592 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
1593 TARGET_64BIT && TARGET_AVX512DQ.
1594 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
1595 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
1596 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
1597 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
1598 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
1599 (*vec_extractv4si_zext): Add avx512dq alternative.
1600 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
1601 use v instead of x constraint in other alternatives where possible.
1603 * config/i386/sse.md (sse2_loadld): Use v instead of x
1604 constraint in alternatives 0,1,4.
1606 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
1607 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
1608 v constraints instead of x and <pinsr_evex_isa> isa attribute.
1611 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
1612 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
1613 is not emitted unless TARGET_AVX512BW.
1614 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
1615 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
1616 for the result operand.
1618 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
1619 constraint instead of x in avx alternatives. Use maybe_evex instead
1622 * config/i386/constraints.md (Yv): New constraint.
1623 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
1624 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
1625 * config/i386/i386.md (avx512fvecmode): New mode attr.
1626 (*pushtf): Use v constraint instead of x.
1627 (*movtf_internal): Likewise. For TARGET_AVX512VL and
1628 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
1629 (*absneg<mode>2): Use Yv constraint instead of x constraint.
1630 (*absnegtf2_sse): Likewise.
1631 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
1632 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
1633 avx512f alternatives.
1634 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
1636 2016-05-12 Richard Biener <rguenther@suse.de>
1638 PR tree-optimization/71060
1639 * tree-data-ref.c (initialize_data_dependence_relation): Do not
1640 require exact match of DR_BASE_OBJECT but only matching address and
1643 2016-05-12 Richard Biener <rguenther@suse.de>
1645 PR tree-optimization/70986
1646 * cfganal.c: Include cfgloop.h.
1647 (dfs_find_deadend): Prefer to take edges exiting loops.
1649 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1651 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
1652 compile and run time.
1654 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
1657 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
1659 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
1661 * config/i386/i386.c (legitimize_pic_address): Use
1662 copy_to_suggested_reg instead of gen_movsi.
1664 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1666 * config/rs6000/predicates.md (quad_memory_operand): Move most of
1667 the code into quad_address_p and call it to share code with
1668 vsx_quad_dform_memory_operand.
1669 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
1671 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
1672 bit instead of being a separate word. Split -mpower9-dform into
1673 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1674 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
1675 for the register class supporting 128-bit quad word memory offsets.
1676 (mode_supports_vsx_dform_quad): Helper function to return if the
1677 register class uses quad word memory offsets.
1678 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
1679 (rs6000_debug_reg_global): Always print if we are using LRA or not.
1680 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
1681 instructions are enabled, set up the appropriate addr_masks for
1683 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
1684 -mpower9-dform-scalar, instead of -mpower9-dform.
1685 (rs6000_option_override_internal): Split -mpower9-dform into two
1686 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
1687 -mpower9-dform switch sets or clears both. If we are not using
1688 the LRA register allocator, do not enable -mpower9-dform-vector by
1689 default. If we are using LRA, enable -mpower9-dform-vector and
1690 -mvsx-timode if it is appropriate. Issue a warning if either
1691 -mpower9-dform-vector or -mvsx-timode are explicitly used without
1693 (quad_address_offset_p): New helper function to return if the
1694 offset is legal for quad word memory instructions.
1695 (quad_address_p): New function to determin if GPR or vector
1696 register quad word memory addresses are legal.
1697 (mem_operand_gpr): Validate quad word address offsets.
1698 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
1699 d-form (register + offset) instructions.
1700 (offsettable_ok_by_alignment): Likewise.
1701 (rs6000_legitimate_offset_address_p): Likewise.
1702 (legitimate_lo_sum_address_p): Likewise.
1703 (rs6000_legitimize_address): Likewise.
1704 (rs6000_legitimize_reload_address): Add more debug statements for
1706 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
1707 d-form instructions.
1708 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
1709 d-form instructions. Distinguish different cases in debug
1710 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
1711 d-form instructions.
1712 (rs6000_preferred_reload_class): Likewise.
1713 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
1714 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
1715 of the ISA 2.06 indexed memory instructions.
1716 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
1717 use them to save/restore the saved vector registers instead of
1718 using Altivec instructions.
1719 (rs6000_emit_epilogue): Likewise.
1720 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
1721 (rs6000_opt_masks): Split -mpower9-dform into
1722 -mpower9-dform-scalar and -mpower9-dform-vector.
1723 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
1725 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
1726 ISA 3.0 vector indexed memory instructions, and fold the code into
1727 the normal mov<mode> patterns.
1728 (p9_vecstore_<mode>): Likewise.
1729 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
1731 (vsx_movti_64bit): Likewise.
1732 (vsx_movti_32bit): Likewise.
1733 * config/rs6000/constraints.md (wO constraint): New constraint for
1734 ISA 3.0 vector d-form support.
1735 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
1736 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
1737 include -mpower9-dform-vector until we switch over to LRA.
1738 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
1739 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1740 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
1741 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1742 for -mpower9-dform and -mlra.
1743 * doc/md.texi (wO constraint): Document wO constraint.
1745 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
1747 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
1748 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
1749 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
1750 Move handling of non-insn arguments inline into the sole user:
1751 (output_trans_func): ...here.
1752 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
1753 in emitted function prototype.
1754 (output_internal_insn_latency_func): Ditto. Simplify.
1755 (output_internal_maximal_insn_latency_func): Ditto. Delete
1756 always-unused argument.
1757 (output_insn_latency_func): Ditto.
1758 (output_maximal_insn_latency_func): Ditto.
1760 2016-05-11 Richard Biener <rguenther@suse.de>
1762 PR tree-optimization/71055
1763 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
1764 sth with precision not equal to access size verify we don't chop
1767 2016-05-11 Richard Biener <rguenther@suse.de>
1770 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
1771 (dwarf2out_finish): Move retry_incomplete_types call ...
1772 (dwarf2out_early_finish): ... here.
1774 2016-05-11 Richard Biener <rguenther@suse.de>
1777 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
1778 if the langhook insists on it.
1779 * fold-const.c (make_bit_field_ref): Add arg for the original
1780 reference and preserve its alias-set.
1781 (decode_field_reference): Take exp by reference and adjust it
1782 to the original memory reference.
1783 (optimize_bit_field_compare): Adjust callers.
1784 (fold_truth_andor_1): Likewise.
1785 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
1787 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
1790 * cfgrtl.h (delete_insn_and_edges): Now return bool.
1791 * cfgrtl.c (delete_insn_and_edges): Likewise.
1792 * config/i386/i386.c (convert_scalars_to_vector): Remove
1794 * cse.c (cse_insn): Compute cse_cfg_altered.
1795 (delete_trivially_dead_insns): Likewise.
1796 (cse_cc_succs): Likewise.
1797 (rest_of_handle_cse): Free dominance info if required.
1798 (rest_of_handle_cse2): Likewise.
1799 (rest_of_handle_cse_after_global_opts): Likewise.
1801 2016-05-11 Alan Modra <amodra@gmail.com>
1803 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
1804 abi_v4_pass_in_fpr): New functions.
1805 (rs6000_function_arg_boundary): Exclude complex IBM long double
1806 from 64-bit alignment when ABI_V4.
1807 (rs6000_function_arg, rs6000_function_arg_advance_1,
1808 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
1810 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
1812 PR rtl-optimization/71028
1813 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
1814 jump with just a return in the fallthrough block if the branch
1815 block contains just a return as well.
1817 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
1819 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
1820 * match.pd ((X & Y) ^ Y): ... this.
1821 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
1822 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
1824 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1826 * read-md.c (require_char_ws): New function.
1827 (read_string): Simplify using require_char_ws.
1828 (handle_constants): Likewise.
1829 (handle_enum): Likewise.
1830 (handle_file): Likewise.
1831 * read-md.h (require_char_ws): New declaration.
1832 * read-rtl.c (read_conditions): Simplify using require_char_ws.
1833 (read_mapping): Likewise.
1834 (read_rtx_code): Likewise.
1835 (read_nested_rtx): Likewise.
1837 2016-05-10 James Norris <jnorris@codesourcery.com>
1839 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
1840 if offloading is enabled and -fopenacc or -fopenmp is specified.
1841 (CRTOFFLOADEND): Likewise.
1842 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
1843 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
1845 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
1847 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
1848 gotoff_operand code paths. Use copy_to_suggested_regs and
1849 expand_simple_binop where appropriate. Cleanup.
1851 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1854 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
1856 (dimode_scalar_chain::vector_const_cost): New.
1857 (dimode_scalar_chain::compute_convert_gain): Handle constants.
1858 (dimode_scalar_chain::convert_op): Likewise.
1859 (dimode_scalar_chain::convert_insn): Likewise.
1861 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1863 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
1864 unary operation, not a binary one.
1866 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1869 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
1870 calls with type casted fndecl.
1872 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1874 PR tree-optimization/70786
1875 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
1876 * calls.c (initialize_argument_information): Bind bounds
1877 with corresponding args passed by reference.
1879 2016-05-10 Jakub Jelinek <jakub@redhat.com>
1882 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
1883 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
1884 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
1887 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1890 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
1891 code for a zero scale factor.
1892 (vsx_xvcvdpuxds_scale): Likewise.
1894 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1896 * diagnostic-show-locus.c (layout::layout): Call show_ruler
1897 if show_ruler_p was set on the context.
1898 (layout::show_ruler): New method.
1899 * diagnostic.h (struct diagnostic_context): Add field
1902 2016-05-10 Richard Biener <rguenther@suse.de>
1904 PR tree-optimization/71039
1905 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
1906 (chk_uses): New function.
1907 (propagate_with_phi): Verify we can safely replicate the lhs of an
1908 aggregate assignment on all incoming edges.
1910 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
1912 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
1914 (rx_atomic_sequence): New class.
1915 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
1916 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
1918 (rx_atomic_sequence::rx_atomic_sequence,
1919 rx_atomic_sequence::~rx_atomic_sequence): New functions.
1920 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
1921 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
1922 CTRLREG_INTB): New constants.
1923 (FETCHOP): New code iterator.
1924 (fethcop_name, fetchop_name2): New iterator code attributes.
1925 (QIHI): New mode iterator.
1926 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
1927 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
1928 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
1930 2016-05-10 Martin Liska <mliska@suse.cz>
1932 * tree-inline.c (remap_dependence_clique): Do not remap
1933 debugging statements.
1935 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1937 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
1938 ("*fixuns_truncdfdi2_z13")
1939 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
1940 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
1941 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
1943 2016-05-10 Richard Biener <rguenther@suse.de>
1945 PR tree-optimization/70497
1946 PR tree-optimization/28367
1947 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
1949 (visit_reference_op_load): ... here.
1950 (vn_reference_lookup_3): Use it to handle subreg-like accesses
1951 with simplified BIT_FIELD_REFs.
1952 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
1953 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
1956 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1958 * dwarf2out.c (add_abstract_origin_attribute): Adjust
1959 documentation comment. For BLOCK nodes, add a
1960 DW_AT_abstract_origin attribute that points to the DIE generated
1961 for the origin BLOCK.
1962 (gen_lexical_block_die): Call add_abstract_origin_attribute for
1963 blocks from inlined functions.
1965 2016-05-10 Alan Modra <amodra@gmail.com>
1968 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
1969 regrename modifying insns saving lr before __morestack call.
1970 * config/rs6000/rs6000.md (split_stack_return): Similarly for
1971 insns restoring lr after __morestack call.
1973 2016-05-09 Jakub Jelinek <jakub@redhat.com>
1975 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
1976 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
1978 * config/i386/sse.md (vec_interleave_high<mode>,
1979 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
1980 <avx512>_vpermt2var<mode>3_maskz): Likewise.
1982 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1984 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
1985 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
1986 parallel reassociation for power8 and forward.
1988 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
1990 * config/i386/i386.md (absneg splitters with general regs): Use
1991 general_reg_operand predicate.
1992 (btsq peephole2): Use x86_64_immediate_operand to check if new
1993 value is suitable for immediate operand. Generate emitted insn
1994 using RTL expressions.
1995 (btcq peephole2): Ditto.
1996 (btrq peephole2): Ditto. Generate correct immediate operand
1999 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2001 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2004 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2006 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2007 pointer dereference.
2009 2016-05-09 Richard Biener <rguenther@suse.de>
2011 PR tree-optimization/70985
2012 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2013 op0 isn't a gimple register.
2015 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2017 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2018 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2019 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2020 (i6400_fpu_mult): New cpu units.
2021 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2022 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2023 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2024 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2025 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2026 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2027 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2028 (i6400_msa_long_float4, i6400_msa_long_float5)
2029 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2030 (i6400_msa_fdiv_sf): New reservations.
2031 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2032 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2033 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2034 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2035 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2036 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2037 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2038 (msa_short_store4, msa_long_load, msa_short_store)
2039 (msa_long_logic, msa_long_float2, msa_long_float4)
2040 (msa_long_float5, msa_long_float8, msa_long_mult)
2041 (msa_long_fdiv, msa_long_div): New reservations.
2043 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2044 Sameera Deshpande <sameera.deshpande@imgtec.com>
2045 Matthew Fortune <matthew.fortune@imgtec.com>
2046 Graham Stott <graham.stott@imgtec.com>
2047 Chao-ying Fu <chao-ying.fu@imgtec.com>
2049 * config.gcc: Add MSA header file for mips*-*-* target.
2050 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2051 (Ubv8i, Urv8): New constraints.
2052 * config/mips/mips-ftypes.def: Add function types for MSA
2054 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2055 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2056 * config/mips/mips-msa.md: New file.
2057 * config/mips/mips-protos.h
2058 (mips_split_128bit_const_insns): New prototype.
2059 (mips_msa_idiv_insns): Likewise.
2060 (mips_split_128bit_move): Likewise.
2061 (mips_split_128bit_move_p): Likewise.
2062 (mips_split_msa_copy_d): Likewise.
2063 (mips_split_msa_insert_d): Likewise.
2064 (mips_split_msa_fill_d): Likewise.
2065 (mips_expand_msa_branch): Likewise.
2066 (mips_const_vector_same_val_p): Likewise.
2067 (mips_const_vector_same_bytes_p): Likewise.
2068 (mips_const_vector_same_int_p): Likewise.
2069 (mips_const_vector_shuffle_set_p): Likewise.
2070 (mips_const_vector_bitimm_set_p): Likewise.
2071 (mips_const_vector_bitimm_clr_p): Likewise.
2072 (mips_msa_vec_parallel_const_half): Likewise.
2073 (mips_msa_output_division): Likewise.
2074 (mips_ldst_scaled_shift): Likewise.
2075 (mips_expand_vec_cond_expr): Likewise.
2076 * config/mips/mips.c (enum mips_builtin_type): Add
2077 MIPS_BUILTIN_MSA_TEST_BRANCH.
2078 (mips_gen_const_int_vector_shuffle): New prototype.
2079 (mips_const_vector_bitimm_set_p): New function.
2080 (mips_const_vector_bitimm_clr_p): Likewise.
2081 (mips_const_vector_same_val_p): Likewise.
2082 (mips_const_vector_same_bytes_p): Likewise.
2083 (mips_const_vector_same_int_p): Likewise.
2084 (mips_const_vector_shuffle_set_p): Likewise.
2085 (mips_symbol_insns): Forbid loading symbols via immediate for
2087 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2089 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2091 (mips_lx_address_p): Add support load indexed address for MSA.
2092 (mips_address_insns): Add calculation of instructions needed for
2093 stores and loads for MSA.
2094 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2095 CONST_VECTOR for MSA and let it fall through.
2096 (mips_ldst_scaled_shift): New function.
2097 (mips_subword_at_byte): Likewise.
2098 (mips_msa_idiv_insns): Likewise.
2099 (mips_legitimize_move): Validate MSA moves.
2100 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2101 calculation of costs for MSA division.
2102 (mips_split_move_p): Check if MSA moves need splitting.
2103 (mips_split_move): Split MSA moves if necessary.
2104 (mips_split_128bit_move_p): New function.
2105 (mips_split_128bit_move): Likewise.
2106 (mips_split_msa_copy_d): Likewise.
2107 (mips_split_msa_insert_d): Likewise.
2108 (mips_split_msa_fill_d): Likewise.
2109 (mips_output_move): Handle MSA moves.
2110 (mips_expand_msa_branch): New function.
2111 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2112 Reinstate 'y' modifier.
2113 (mips_file_start): Add MSA .gnu_attribute.
2114 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2116 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2117 (mips_class_max_nregs): Add register size for MSA supported mode.
2118 (mips_cannot_change_mode_class): Allow conversion between MSA
2119 vector modes and TImode.
2120 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2122 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2123 (mips_preferred_simd_mode): Add preffered modes for MSA.
2124 (mips_vector_mode_supported_p): Add MSA supported modes.
2125 (mips_autovectorize_vector_sizes): New function.
2126 (mips_msa_output_division): Likewise.
2127 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2128 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2129 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2130 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2131 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2132 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2133 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2134 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2135 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2136 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2137 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2138 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2139 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2140 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2141 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2142 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2143 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2144 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2145 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2146 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2147 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2148 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2149 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2150 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2151 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2152 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2153 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2154 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2155 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2156 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2157 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2158 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2159 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2160 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2161 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2162 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2163 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2164 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2165 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2166 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2167 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2168 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2169 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2170 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2171 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2172 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2173 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2174 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2175 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2176 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2177 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2178 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2179 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2180 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2181 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2182 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2183 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2184 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2185 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2186 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2187 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2188 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2189 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2190 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2191 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2192 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2193 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2194 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2195 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2196 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2197 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2198 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2199 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2200 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2201 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2202 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2203 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2204 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2205 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2206 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2207 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2208 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2209 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2210 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2211 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2212 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2213 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2214 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2215 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2216 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2217 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2218 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2219 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2220 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2221 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2222 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2223 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2224 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2225 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2226 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2227 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2228 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2229 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2230 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2231 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2232 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2233 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2234 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2235 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2236 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2237 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2238 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2239 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2240 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2241 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2242 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2243 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2244 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2245 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2246 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2247 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2248 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2249 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2250 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2251 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2252 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2253 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2254 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2255 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2256 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2257 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2258 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2259 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2260 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2261 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2262 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2263 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2264 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2265 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2266 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2267 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2268 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2269 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2270 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2271 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2272 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2273 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2274 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2275 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2276 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2277 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2279 (mips_get_builtin_decl_index): New array.
2280 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2281 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2282 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2283 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2284 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2286 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2288 (mips_expand_builtin_insn): Prepare operands for
2289 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2290 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2291 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2292 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2293 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2294 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2295 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2296 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2297 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2298 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2299 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2300 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
2301 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
2302 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
2303 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
2304 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
2305 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
2306 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
2307 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
2308 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
2309 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
2310 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
2311 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
2312 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
2313 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
2314 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
2315 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
2316 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
2317 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
2318 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
2319 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
2320 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
2321 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
2322 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
2323 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
2324 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
2325 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
2326 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
2327 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
2328 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
2329 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
2330 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
2331 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
2332 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
2333 These are set implicitly and an error is reported if overridden.
2334 (mips_expand_builtin_msa_test_branch): New function.
2335 (mips_expand_msa_shuffle): Likewise.
2336 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
2337 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
2338 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
2339 (mips_expand_vec_unpack): Add support for MSA.
2340 (mips_expand_vector_init): Likewise.
2341 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
2342 instead of const0_rtx.
2343 (mips_msa_vec_parallel_const_half): New function.
2344 (mips_gen_const_int_vector): Likewise.
2345 (mips_gen_const_int_vector_shuffle): Likewise.
2346 (mips_expand_msa_cmp): Likewise.
2347 (mips_expand_vec_cond_expr): Likewise.
2348 * config/mips/mips.h
2349 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
2350 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
2352 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
2353 (ISA_HAS_MSA): New macro.
2354 (UNITS_PER_MSA_REG): Likewise.
2355 (BITS_PER_MSA_REG): Likewise.
2356 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
2357 (MSA_REG_FIRST): New macro.
2358 (MSA_REG_LAST): Likewise.
2359 (MSA_REG_NUM): Likewise.
2360 (MSA_REG_P): Likewise.
2361 (MSA_REG_RTX_P): Likewise.
2362 (MSA_SUPPORTED_MODE_P): Likewise.
2363 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
2364 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
2365 * config/mips/mips.md: Include mips-msa.md.
2366 (alu_type): Add simd_add.
2367 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
2368 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
2369 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
2370 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
2371 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
2372 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
2373 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
2374 simd_move, simd_load, simd_store. Choose "multi" for moves
2376 (qword_mode): New attribute.
2377 (insn_count): Add instruction count for quad moves.
2378 Increase the count for MIPS SIMD division.
2379 (UNITMODE): Add UNITMODEs for vector types.
2380 (addsub): New code iterator.
2381 * config/mips/mips.opt (mmsa): New option.
2382 * config/mips/msa.h: New file.
2383 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
2385 * config/mips/mti-linux.h: Likewise.
2386 * config/mips/predicates.md
2387 (const_msa_branch_operand): New constraint.
2388 (const_uimm3_operand): Likewise.
2389 (const_uimm4_operand): Likewise.
2390 (const_uimm5_operand): Likewise.
2391 (const_uimm8_operand): Likewise.
2392 (const_imm5_operand): Likewise.
2393 (aq10b_operand): Likewise.
2394 (aq10h_operand): Likewise.
2395 (aq10w_operand): Likewise.
2396 (aq10d_operand): Likewise.
2397 (const_m1_operand): Likewise.
2398 (reg_or_m1_operand): Likewise.
2399 (const_exp_2_operand): Likewise.
2400 (const_exp_4_operand): Likewise.
2401 (const_exp_8_operand): Likewise.
2402 (const_exp_16_operand): Likewise.
2403 (const_vector_same_val_operand): Likewise.
2404 (const_vector_same_simm5_operand): Likewise.
2405 (const_vector_same_uimm5_operand): Likewise.
2406 (const_vector_same_uimm6_operand): Likewise.
2407 (const_vector_same_uimm8_operand): Likewise.
2408 (par_const_vector_shf_set_operand): Likewise.
2409 (reg_or_vector_same_val_operand): Likewise.
2410 (reg_or_vector_same_simm5_operand): Likewise.
2411 (reg_or_vector_same_uimm6_operand): Likewise.
2412 * doc/extend.texi (MIPS SIMD Architecture Functions): New
2414 * doc/invoke.texi (-mmsa): Document new option.
2416 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2418 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
2419 * configure: Regenerate.
2420 * config.in: Regenerate.
2421 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
2423 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
2424 (ENDFILE_VTV_SPEC): Define.
2426 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
2428 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
2429 registers in all interrupt handlers if necessary.
2430 (rl78_option_override): Add warning.
2431 (MUST_SAVE_MDUC_REGISTERS): New macro.
2432 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
2433 * config/rl78/rl78.c (check_mduc_usage): New function.
2434 (mduc_regs): New structure to hold MDUC register data.
2435 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
2436 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
2437 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
2438 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
2439 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
2440 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
2442 2016-05-09 Bin Cheng <bin.cheng@arm.com>
2444 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
2445 (tree-ssa-loop-niter.h): Ditto.
2446 (idx_within_array_bound, ref_within_array_bound): New functions.
2447 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
2448 Factor out check on writable base object to ...
2449 (base_object_writable): ... here.
2451 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2453 * config/arm/arm.md (probe_stack): Add modes to set source
2456 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
2458 * regrename.c (base_reg_class_for_rename): New static function.
2459 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
2461 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
2463 * cgraph.c (thunk_adjust): Export.
2464 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
2465 * cgraphunit.c (thunk_adjust): Export.
2466 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
2468 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
2470 * tree-inline.c (expand_call_inline): Expand thunks inline.
2472 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
2475 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
2476 (*sse2_vd_cvtss2sd): Ditto.
2477 * config/i386/i386.md
2478 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
2479 Generate *sse2_vd_cvtsd2ss pattern.
2480 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
2481 Generate *sse2_vd_cvtss2sd pattern.
2483 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2485 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
2486 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
2489 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2491 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
2492 * config/sh/sh.c: Define and declare variables on first use throughout
2494 (current_function_interrupt): Change to bool type.
2495 (frame_insn): Rename to emit_frame_insn and update users.
2496 (push_regs): Use bool for 'interrupt_handler' argument.
2497 (save_schedule_s): Remove.
2498 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
2499 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
2500 targetm.asm_out.unaligned_op.di.
2501 (gen_far_branch): Remove redundant forward declaration.
2502 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
2503 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
2504 (sh_set_return_address, sh_function_ok_for_sibcall,
2505 scavenge_reg): Update comments.
2506 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
2507 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
2508 (sh_attr_renesas_p): Remove unnecessary parentheses.
2509 (branch_dest): Simplify.
2510 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
2511 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
2512 (CUMULATIVE_ARGS): Change macro to typedef.
2513 (current_function_interrupt): Change to bool type.
2514 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
2515 Surround with __cplusplus ifdef.
2516 (sh_compare_op0, sh_compare_op1): Remove.
2517 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
2519 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
2521 * config/arm/arm.md: (arch): Add neon.
2522 (arch_enabled): Return yes for arch neon when TARGET_NEON.
2523 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
2524 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
2525 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
2526 attributes for alt renumbering. Mark alt 3 as non-predicable.
2527 (thumb2_movdf_vfp): Likewise.
2529 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
2531 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
2532 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
2533 (*andqi_1): Add preferred_for_speed attribute to disparage
2534 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
2535 (*<code>qi_1): Ditto.
2536 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
2537 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
2538 (*ashlqi3_1): Ditto.
2539 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
2540 Add preferred_for_size attribute to disparage alternative 0 and
2541 preferred_for_speed attribute to disparage alternative 1 for
2542 TARGET_PARTIAL_REG_STALL targets.
2544 2016-05-07 Tom de Vries <tom@codesourcery.com>
2546 PR tree-optimization/70956
2547 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
2550 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
2552 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
2553 * config/sh/sh.c (sh_cbranch_distance): Implement it.
2554 * config/sh/sh.md (branch_zero): Remove define_attr.
2555 (define_delay): Disable delay slot if branch distance is one insn.
2557 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2559 * config/i386/i386.md (LEAMODE): New mode attribute.
2560 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
2561 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
2562 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
2563 operand 2 predicate.
2564 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
2565 (*lea<mode>_general_3): Ditto.
2566 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
2568 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2570 * genmddump.c (main): Convert argv from char ** to const char **.
2572 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2574 * coretypes.h (OVERRIDE): New macro.
2577 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
2579 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
2580 allow coalescing if the types are compatible.
2582 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2584 * pass_manager.h (pass_manager::register_pass_name): New method.
2585 (pass_manager::get_pass_by_name): New method.
2586 (pass_manager::create_pass_tab): New method.
2587 (pass_manager::m_name_to_pass_map): New field.
2588 * passes.c (name_to_pass_map): Delete global in favor of field
2589 "m_name_to_pass_map" of pass_manager.
2590 (register_pass_name): Rename from a function to...
2591 (pass_manager::register_pass_name): ...this method, updating
2592 for renaming of global "name_to_pass_map" to field
2593 "m_name_to_pass_map".
2594 (create_pass_tab): Rename from a function to...
2595 (pass_manager::create_pass_tab): ...this method, updating
2596 for renaming of global "name_to_pass_map" to field.
2597 (get_pass_by_name): Rename from a function to...
2598 (pass_manager::get_pass_by_name): ...this method.
2599 (enable_disable_pass): Convert use of get_pass_by_name to
2600 a method call, locating the pass_manager singleton.
2602 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2604 * genattr-common.c (main): Convert argv from char ** to const char **.
2605 * genattr.c (main): Likewise.
2606 * genattrtab.c (main): Likewise.
2607 * genautomata.c (initiate_automaton_gen): Likewise.
2609 * gencodes.c (main): Likewise.
2610 * genconditions.c (main): Likewise.
2611 * genconfig.c (main): Likewise.
2612 * genconstants.c (main): Likewise.
2613 * genemit.c (main): Likewise.
2614 * genenums.c (main): Likewise.
2615 * genextract.c (main): Likewise.
2616 * genflags.c (main): Likewise.
2617 * genmddeps.c (main): Likewise.
2618 * genopinit.c (main): Likewise.
2619 * genoutput.c (main): Likewise.
2620 * genpeep.c (main): Likewise.
2621 * genpreds.c (main): Likewise.
2622 * genrecog.c (main): Likewise.
2623 * gensupport.c (init_rtx_reader_args_cb): Likewise.
2624 (init_rtx_reader_args): Likewise.
2625 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2626 (init_rtx_reader_args): Likewise.
2627 * gentarget-def.c (main): Likewise.
2628 * read-md.c (read_md_files): Likewise.
2629 * read-md.h (read_md_files): Likewise.
2631 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2633 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
2634 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
2635 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
2636 Remove unused predicate.
2637 (register_and_not_fp_reg_operand): Ditto.
2639 2016-05-06 Martin Liska <mliska@suse.cz>
2641 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
2642 instead of vec as the vector is local to the function.
2644 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2646 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
2647 avx512bw alternative.
2649 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
2650 before the ashr<mode>3 pattern.
2652 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
2653 v instead of x in vex or maybe_vex alternatives, use
2654 maybe_evex instead of vex in prefix.
2656 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
2657 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
2658 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
2659 in vex or maybe_vex alternatives, use maybe_evex instead of vex
2662 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
2663 v instead of x in vex or maybe_vex alternatives, use
2664 maybe_evex instead of vex in prefix.
2666 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
2667 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
2668 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
2669 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
2670 alternatives, use maybe_evex instead of vex in prefix.
2672 * config/i386/sse.md (vec_interleave_lowv4sf,
2673 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
2674 v instead of x in vex or maybe_vex alternatives, use
2675 maybe_evex instead of vex in prefix.
2677 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
2678 v instead of x in vex or maybe_vex alternatives, use
2679 maybe_evex instead of vex in prefix.
2681 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
2682 v constraint instead of x.
2684 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
2686 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
2687 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
2690 2016-05-06 Richard Biener <rguenther@suse.de>
2692 PR tree-optimization/70948
2693 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2694 Properly clobber all fields of va_list for __builtin_va_start.
2696 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2699 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
2700 loop latch destination.
2702 2016-05-06 Martin Liska <mliska@suse.cz>
2704 * tree-ssa-uninit.c: Apply manual changes
2705 to the GNU coding style.
2706 (prune_uninit_phi_opnds): Rename from
2707 prune_uninit_phi_opnds_in_unrealizable_paths.
2709 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2711 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
2712 mspace): Remove deprecated options.
2713 * doc/invoke.texi (SH options): Remove -mspace.
2715 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2717 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
2719 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2721 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
2722 corresponding combine split pattern.
2724 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2727 * config/sh/predicates.md (long_displacement_mem_operand): New.
2728 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
2729 Add movi20, movi20s alternatives. Adjust length attribute for
2731 (movsi_ie): Allow for any FPU. Adjust length attribute for
2733 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
2734 attribute for alternatives.
2735 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
2736 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
2737 length attribute for alternatives.
2739 2016-05-06 Richard Biener <rguenther@suse.de>
2741 PR tree-optimization/70960
2742 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
2744 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2747 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
2748 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
2750 2016-05-06 Marek Polacek <polacek@redhat.com>
2753 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
2755 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2758 * config/sh/sh.md (*rotcr): Add another variant.
2760 2016-05-06 Richard Biener <rguenther@suse.de>
2763 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
2765 2016-05-06 Richard Biener <rguenther@suse.de>
2768 * fold-const.c (split_tree): Always convert to the original type
2771 2016-05-06 Richard Biener <rguenther@suse.de>
2773 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
2774 (fwprop_addr): Likewise.
2776 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2779 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
2781 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
2782 * config/i386/i386.md (push mem splitter): Use find_constant_src in
2783 the splitter condition.
2784 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
2785 the splitter condition.
2786 (FP float_extend load splitter): Ditto.
2788 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
2790 * config/i386/i386.md (peehole2 patterns): Change true_regnum
2791 to REGNO in all peephole2 patterns.
2792 (post-reload splitters): Change true_regnum to REGNO in
2793 post-reload splitters.
2794 (zero_extend splitters): Use general_reg_operand and
2795 nonimmediate_gr_operand predicates.
2797 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2799 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
2800 v constraint instead of x.
2802 2016-05-05 Alan Modra <amodra@gmail.com>
2805 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
2806 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
2807 TARGET_NO_FP_IN_TOC for -mrelocatable.
2808 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
2809 TARGET_RELOCATABLE test.
2810 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2811 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2812 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2813 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2814 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2815 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2816 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2817 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2818 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
2819 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2821 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
2822 (rs6000_stack_info): Likewise.
2823 (rs6000_elf_asm_out_constructor): Likewise.
2824 (rs6000_elf_asm_out_destructor): Likewise.
2825 (rs6000_elf_declare_function_name): Likewise.
2826 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
2827 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
2830 2016-05-05 Alan Modra <amodra@gmail.com>
2832 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
2834 2016-05-05 Alan Modra <amodra@gmail.com>
2836 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
2837 out-of-line gpr restore for one or two regs if that would add
2840 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
2843 * config/i386/i386.md
2844 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
2845 Change to post-epilogue_completed late splitter. Use sse_reg_operand
2846 as operand 0 predicate.
2847 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
2849 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
2850 Ditto. Emit the pattern using RTX.
2852 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
2853 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
2854 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
2855 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
2857 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
2858 sse_reg_operand as operand 0 predicate.
2860 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
2861 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
2862 instead of gen_rtx_REG.
2863 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
2866 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2868 * function.c (emit_use_return_register_into_block): Delete.
2869 (gen_return_pattern): Delete.
2870 (emit_return_into_block): Delete.
2871 (active_insn_between): Delete.
2872 (convert_jumps_to_returns): Delete.
2873 (emit_return_for_exit): Delete.
2874 (thread_prologue_and_epilogue_insns): Delete all code dealing with
2875 simple_return for shrink-wrapped blocks.
2876 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
2877 end of blocks that need one.
2878 (get_unconverted_simple_return): Delete.
2879 (convert_to_simple_return): Delete.
2880 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
2881 (convert_to_simple_return): Ditto.
2883 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2885 * cfgcleanup.c (bb_is_just_return): New function.
2886 (try_optimize_cfg): Simplify jumps to return, branches to return,
2887 and branches around return.
2889 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2891 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
2894 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2898 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
2899 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
2900 assert flags & OEP_HASH_CHECK, instead of asserting it
2901 never happens. Handle TARGET_EXPR.
2902 * fold-const.c (operand_equal_p): For hash verification,
2903 or in OEP_HASH_CHECK into flags.
2905 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
2907 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
2909 (compute_samebase_partition_bases): Fix typo.
2911 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2913 * config/i386/sse.md (vec_interleave_highv8sf,
2914 vec_interleave_lowv8sf, vec_interleave_highv4df,
2915 vec_interleave_lowv4df): Remove constraints from expanders.
2917 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
2919 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2921 * tree-inline.c (expand_call_inline): Fix path dealing with
2922 making lhs of call statement undefined.
2924 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2926 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
2927 Check availability on NODE, too.
2928 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
2929 (cgraph_node::call_for_symbol_and_aliases): Likewise.
2930 (varpool_node::call_for_symbol_and_aliase): Likewise.
2931 * ipa-pure-const.c (add_new_function): Analyze all bodies.
2932 (propagate_pure_const): Propagate across interposable functions, too.
2933 (skip_function_for_local_pure_const): Do not skip interposable bodies
2935 (pass_local_pure_const::execute): Update.
2937 2016-05-04 Marek Polacek <polacek@redhat.com>
2939 * doc/invoke.texi: Document -Wdangling-else.
2941 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2943 * config.gcc: Error out when conflicting multilib is detected. Do not
2944 loop over multilibs since no combination is legal.
2946 2016-05-04 Alan Modra <amodra@gmail.com>
2948 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
2949 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
2950 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2953 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
2955 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
2956 Clean up p5600 comments.
2958 2016-05-04 Richard Biener <rguenther@suse.de>
2960 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
2961 constructor simplifications.
2962 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
2964 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
2966 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
2967 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
2968 result.set_rtx is null instead of aborting.
2969 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
2971 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
2972 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
2973 *mov<mode>_store_postinc): New patterns.
2975 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
2977 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
2978 as commutative. Check both conversions are NOP.
2979 ((A & B) OP (C & B)): Remove.
2981 2016-05-04 Alan Modra <amodra@gmail.com>
2983 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
2985 2016-05-04 Alan Modra <amodra@gmail.com>
2988 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
2989 when cr2,3,4 are all fixed regs.
2991 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
2993 PR rtl-optimization/57193
2994 * opts.c (default_options_table): Revert OPT_frename_registers change.
2995 * doc/invoke.texi (-frename-registers, -O2): Likewise.
2997 2016-05-03 Martin Sebor <msebor@redhat.com>
3000 * builtins.c (fold_builtin_FILE): New function.
3001 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3002 (fold_builtin_0): Call them.
3003 * gimplify.c (gimplify_call_expr): Remove the handling of
3004 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3007 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3008 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3012 * doc/extend.texi (Function Names as Strings): Update __func__,
3013 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3016 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3017 Richard Biener <rguenther@suse.de>
3019 PR tree-optimization/70916
3020 * tree-if-conv.c: Include cfganal.h.
3021 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3022 and remove_fake_exit_edges around the optimization pass.
3024 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3026 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3027 (cgraph_edge::make_direct): Likewise.
3028 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3029 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3030 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3031 (CIF_THUNK): New code.
3032 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3033 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3034 (compute_inline_parameters): Set inline_failed for thunks.
3035 (inline_analyze_function): Cleanup.
3036 * ipa-inline.c (can_inline_edge_p): Do not deal with
3037 call_stmt_cannot_inline_p.
3038 (can_early_inline_edge_p): Likewise.
3039 (early_inliner): Initialize inline_failed.
3040 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3042 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3044 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3045 from nonimm_ssenomem_operand.
3046 (nonimm_ssenomem_operand): New predicate.
3047 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3048 as operand 0 predicate.
3049 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3050 Disable unsupported alternatives using "enabled" attribute.
3051 Use register_ssemem_operand as operand 0 predicate.
3052 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3054 2016-05-03 Marek Polacek <polacek@redhat.com>
3057 * input.c (expansion_point_location): New function.
3058 * input.h (expansion_point_location): Declare.
3060 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3062 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3063 occurence with frame_offset_ ones.
3065 2016-05-03 Alan Modra <amodra@gmail.com>
3067 PR rtl-optimization/70890
3068 * ira.c (combine_and_move_insns): When moving def_insn, remove
3071 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3073 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3074 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3075 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3076 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3078 2016-05-03 Alan Modra <amodra@gmail.com>
3080 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3081 for SAVE_MULTIPLE/STORE_MULTIPLE.
3083 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3085 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3086 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3088 2016-05-03 Richard Biener <rguenther@suse.de>
3090 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3092 (gimplify_arg): Likewise.
3093 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3094 re-writing the result to a decl if required.
3095 (internal_get_tmp_var): Add allow_ssa parameter
3096 and override into_ssa with it.
3097 (get_formal_tmp_var): Adjust.
3098 (get_initialized_tmp_var): Add allow_ssa parameter.
3099 (gimplify_arg): Add allow_ssa parameter and avoid generating
3100 SSA names for the result false.
3101 (gimplify_call_expr): If the call may return twice do not
3102 gimplify parameters into SSA.
3103 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3104 (gimplify_modify_expr): Adjust assert. For noreturn calls
3105 with a SSA name LHS adjust its def.
3106 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3107 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3108 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3109 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3110 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3111 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3112 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3113 (optimize_target_teams): Do not allow SSA names for clause operands.
3114 (gimplify_expr): Likewise for where we mark the result addressable.
3115 * passes.def (pass_init_datastructures): Remove.
3116 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3117 (rewrite_stmt): Likewise.
3118 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3119 (replace_locals_op): Replace SSA names.
3120 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3121 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3122 * cgraph.c (release_function_body): Free CFG annotations only
3123 when we have a CFG. Simplify.
3124 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3125 force_gimple_operand instead of get_initialized_tmp_var.
3126 * tree-pass.h (make_pass_init_datastructures): Remove.
3127 * tree-ssa.c (execute_init_datastructures): Remove.
3128 (pass_data_init_datastructures): Likewise.
3129 (class pass_init_datastructures): Likewise.
3130 (make_pass_init_datastructures): Likewise.
3131 * omp-low.c (create_omp_child_function): Init SSA data structures.
3132 (grid_expand_target_grid_body): Likewise.
3133 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3134 name before adding it to names_to_release.
3135 (remove_bb): Always release SSA defs.
3136 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3137 before dereferencing it.
3138 * cgraphunit.c (init_lowered_empty_function): Always
3139 int SSA data structures.
3140 * tree-ssanames.c (release_defs): Remove assert that we are in
3142 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3144 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3145 Uros Bizjak <ubizjak@gmail.com>
3147 PR rtl-optimization/70467
3148 * config/i386/predicates.md (x86_64_hilo_int_operand,
3149 x86_64_hilo_general_operand): New predicates.
3150 * config/i386/constraints.md (Wd): New constraint.
3151 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3152 (general_hilo_operand): New mode attr.
3153 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3154 instead of <general_operand>.
3155 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3156 x86_64_hilo_general_operand instead of <general_operand>.
3158 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3160 PR tree-optimization/70916
3161 * tree-if-conv.c (constant_or_ssa_name): Removed.
3162 (fold_build_cond_expr): Use is_gimple_val instead of
3163 constant_or_ssa_name.
3165 PR tree-optimization/70916
3166 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3167 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3170 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3171 (optimize_atomic_bit_test_and): New function.
3172 (pass_fold_builtins::execute): Use it.
3173 * optabs.def (atomic_bit_test_and_set_optab,
3174 atomic_bit_test_and_complement_optab,
3175 atomic_bit_test_and_reset_optab): New optabs.
3176 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3177 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3178 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3179 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3180 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3181 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3182 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3183 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3184 atomic_bit_test_and_complement@var{mode},
3185 atomic_bit_test_and_reset@var{mode}): Document.
3186 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3187 atomic_bit_test_and_complement<mode>,
3188 atomic_bit_test_and_reset<mode>): New expanders.
3189 (atomic_bit_test_and_set<mode>_1,
3190 atomic_bit_test_and_complement<mode>_1,
3191 atomic_bit_test_and_reset<mode>_1): New insns.
3193 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3195 PR rtl-optimization/70687
3196 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3197 instead of unsigned HOST_WIDE_INT.
3199 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3201 PR rtl-optimization/44281
3202 * hard-reg-set.h (struct target_hard_regs): New field
3203 x_fixed_nonglobal_reg_set.
3204 (fixed_nonglobal_reg_set): New macro.
3205 * reginfo.c (init_reg_sets_1): Initialize it.
3206 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3208 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3210 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3212 PR tree-optimization/56541
3213 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3214 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3215 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3216 (any_complicated_phi): new static variable.
3217 (aggressive_if_conv): delete.
3218 (if_convertible_phi_p): support phis with more than two arguments.
3219 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3220 critical pred edges.
3221 (ifcvt_split_critical_edges): support phis with more than two
3222 arguments by checking new parameter. only split critical edges
3224 (tree_if_conversion): handle simd pragma marked loop using new
3225 local variable aggressive_if_conv. check any_complicated_phi.
3227 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3229 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3232 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3234 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3237 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3239 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3240 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3241 define_insn_and_split.
3242 (mulsi3_i): New define_insn_and_split.
3243 (mulsi3_call): Convert to define_insn.
3244 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3247 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3249 * machmode.h (mode_complex): Add support to give the complex mode
3251 (GET_MODE_COMPLEX_MODE): Likewise.
3252 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3253 stored by build_complex_type and gfc_build_complex_type instead of
3254 trying to figure out the appropriate mode based on the size. Raise
3255 an assertion error, if the type was not set.
3256 * genmodes.c (struct mode_data): Add field for the complex type of
3258 (blank_mode): Likewise.
3259 (make_complex_modes): Remember the complex mode created in the
3261 (emit_mode_complex): Write out the mode_complex array to map a
3262 type mode to the complex version.
3263 (emit_insn_modes_c): Likewise.
3264 * tree.c (build_complex_type): Set the complex type to use before
3265 calling layout_type.
3266 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3267 support for __float128 complex datatypes.
3268 (rs6000_hard_regno_mode_ok): Likewise.
3269 (rs6000_setup_reg_addr_masks): Likewise.
3270 (rs6000_complex_function_value): Likewise.
3271 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3272 __float128 and __ibm128 complex.
3273 (FLOAT128_IBM_P): Likewise.
3274 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3275 * doc/extend.texi (Additional Floating Types): Document that
3276 -mfloat128 must be used to enable __float128. Document complex
3277 __float128 and __ibm128 support.
3279 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3282 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3283 char/short arguments promoted to int because of promote_prototypes.
3285 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3287 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3288 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3289 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3290 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3291 alternatives using "enabled" attribute. Use register_ssemem_operand
3292 as operand 1 predicate.
3293 (*cmpi<unord>xf_i387): Split XFmode pattern from
3294 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3295 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3296 *absneg<mode>2_i387. Disable unsupported alternatives using
3297 "enabled" attribute.
3298 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3300 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3302 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
3304 (oacc_loop_process): Check mask for loop termination.
3306 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3308 * cif-code.def (CIF_THUNK): Add.
3309 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
3312 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3314 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
3315 (dump_inline_summary): Dump it.
3316 (fp_expression_p): New predicate.
3317 (estimate_function_body_sizes): Use it.
3318 (inline_merge_summary): Merge fp_expressions.
3319 (inline_read_section): Read fp_expressions.
3320 (inline_write_summary): Write fp_expressions.
3321 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
3322 codegen boundary if either caller or callee is !fp_expressions.
3323 * ipa-inline.h (inline_summary): Add fp_expressions.
3324 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
3325 to fp_expressions be sure the fp generation flags are updated.
3327 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3329 PR rtl-optimization/70467
3330 * cse.c (cse_insn): Handle no-op MEM moves after folding.
3332 PR rtl-optimization/70467
3333 * ipa-pure-const.c (check_call): Handle internal calls even in
3334 ipa mode like in local mode.
3336 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3338 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
3340 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3342 * match.pd (X u< X, X u> X): New transformations.
3344 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3346 * flag-types.h (enum warn_strict_overflow_code): Move ...
3347 * coretypes.h: ... here.
3348 * fold-const.h (fold_overflow_warning): Declare.
3349 * fold-const.c (fold_overflow_warning): Make non-static.
3350 (fold_comparison): Move the transformation of X +- C1 CMP C2
3351 into X CMP C2 -+ C1 ...
3352 * match.pd: ... here.
3353 * gimple-fold.c (fold_stmt_1): Protect with
3354 fold_defer_overflow_warnings.
3356 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3358 * omp-low.c (struct oacc_loop): Add 'inner' field.
3359 (new_oacc_loop_raw): Initialize it to zero.
3360 (oacc_loop_fixed_partitions): Initialize it.
3361 (oacc_loop_auto_partitions): Partition outermost loop to outermost
3362 available partitioning.
3364 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3366 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
3368 (umulsidi3): Likewise.
3369 (indirect_jump): Fix jump instruction assembly patterns.
3371 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
3374 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3375 (nvptx_function_value): Assert non-NULL cfun.
3377 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3379 PR rtl-optimization/70886
3380 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
3382 * cselib.h (rtx_equal_for_cselib_1): Declare.
3383 (rtx_equal_for_cselib_p: New inline function.
3384 * cselib.c (rtx_equal_for_cselib_p): Delete.
3385 (rtx_equal_for_cselib_1): Make public.
3387 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3389 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3390 (register_mixssei387nonimm_operand): Remove predicate.
3391 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3392 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3393 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3394 for TARGET_MIX_SSE_I387 alternatives.
3395 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3396 Disable unsupported alternatives using "enabled" attribute. Use
3397 nonimm_ssenomem_operand as operand 1 predicate. Also check
3398 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3400 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3402 * tree.c (cst_and_fits_in_hwi): Simplify.
3404 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3406 * tree.h (wi::to_wide): New function.
3407 * expr.c (expand_expr_real_1): Use wi::to_wide.
3408 * fold-const.c (int_const_binop_1): Likewise.
3409 (extract_muldiv_1): Likewise.
3411 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3413 * wide-int.h: Update offset_int and widest_int documentation.
3414 (WI_SIGNED_SHIFT_RESULT): New macro.
3415 (wi::binary_shift): Define signed_shift_result_type for
3416 shifts on offset_int- and widest_int-like types.
3417 (generic_wide_int): Support <<= and >>= if << and >> are supported.
3418 * tree.h (int_bit_position): Use shift operators instead of wi::
3420 * alias.c (adjust_offset_for_component_ref): Likewise.
3421 * expr.c (get_inner_reference): Likewise.
3422 * fold-const.c (fold_comparison): Likewise.
3423 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
3424 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
3425 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3426 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
3427 (stmt_kills_ref_p): Likewise.
3428 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
3429 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
3430 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3431 (ao_ref_init_from_vn_reference): Likewise.
3433 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3435 * wide-int.h: Update offset_int and widest_int documentation.
3436 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
3437 (wi::binary_traits): Allow ordered comparisons between offset_int and
3438 offset_int, between widest_int and widest_int, and between either
3439 of these types and basic C types.
3440 (operator <, <=, >, >=): Define for the same combinations.
3441 * tree.h (tree_int_cst_lt): Use comparison operators instead
3442 of wi:: comparisons.
3443 (tree_int_cst_le): Likewise.
3444 * gimple-fold.c (fold_array_ctor_reference): Likewise.
3445 (fold_nonarray_ctor_reference): Likewise.
3446 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
3447 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
3448 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
3449 * tree-sra.c (completely_scalarize): Likewise.
3450 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
3451 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
3452 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
3453 (check_for_binary_op_overflow): Likewise.
3454 (search_for_addr_array): Likewise.
3455 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
3457 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3459 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
3460 (arc_save_restore): Likewise.
3461 (arc_dwarf_register_span): Likewise.
3462 (arc_output_pic_addr_const): Initialize suffix variable.
3464 2016-05-02 Martin Liska <mliska@suse.cz>
3466 * symbol-summary.h (function_summary::function_summary):
3467 Remove checking assert for all cgraph nodes.
3468 (function_summary::get): Check summary_uid.
3469 (symtab_insertion): Check summary_uid.
3471 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3473 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
3474 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
3476 (arc_dwarf_register_span): Remove enum keyword.
3477 (compact_memory_operand_p): New function.
3478 * config/arc/arc.h (reg_class): Add code density register classes.
3479 (REG_CLASS_NAMES): Likewise.
3480 (REG_CLASS_CONTENTS): Likewise.
3481 * config/arc/arc.md (*movqi_insn): Add code density instructions.
3482 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
3483 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
3484 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
3485 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
3487 (h, Rcd, Rsd, Rzd): New register constraints.
3488 (T): Use compact_memory_operand_p function.
3489 * config/arc/predicates.md (compact_load_memory_operand): Remove.
3491 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3493 * config/sh/sh.md (*negnegt, *movtt): Remove.
3495 2016-05-02 Marek Polacek <polacek@redhat.com>
3496 Tom de Vries <tom@codesourcery.com>
3498 PR tree-optimization/70700
3499 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
3500 bigger than FIRST_REF_NODE.
3502 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3505 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
3507 (prepare_cbranch_operands): Don't use scratch register. Assume that
3508 function is used when pseudos can be created.
3509 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
3510 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
3511 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
3512 define_expand. Allow it only when pseudos can be created.
3513 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
3515 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
3517 * config/i386/constraints.md (BC): Only allow -1 operands.
3518 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
3519 Add "enabled" attribute. Update XI mode attribute calculation.
3520 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
3521 (*movoi_internal_avx): Update XI mode attribute calculation.
3522 (*movti_internal): Ditto.
3524 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3526 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
3527 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
3529 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
3531 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
3532 statement on instruction code. Remove trailing spaces.
3533 (altivec_expand_stv_builtin): Likewise.
3535 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3537 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
3538 (TARGET_FPU_DOUBLE): Simplify.
3539 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
3540 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
3541 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
3542 with 'TARGET_FPU_DOUBLE'.
3543 * config/sh/sh.md: Likewise.
3545 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
3547 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
3548 SH_DIV_STR_FOR_SIZE): Remove.
3549 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
3550 SH_DIV_STR_FOR_SIZE): Remove.
3552 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3554 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
3555 logical_reg_operand): Delete.
3556 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
3557 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
3558 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
3559 match_operand and match_test.
3560 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
3561 variables on their first use. Return bool values.
3562 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
3563 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
3564 arith_reg_operand for input operand. Remove empty constraints.
3566 (*xorsi3_compact): Rename to xorsi3.
3567 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
3568 (*zero_extend<mode>si2_disp_mem): Update comment.
3571 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3573 * config/sh/t-sh: Remove SH5 support.
3574 * config.gcc: Likewise.
3575 * configure: Likewise.
3577 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3579 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
3581 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3583 * config/sh/sh.c (register_sh_passes, sh_option_override,
3584 sh_print_operand, prepare_move_operands,
3585 sh_can_follow_jump): Remove TARGET_SH1 checks.
3586 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
3587 PROMOTE_MODE): Likewise.
3588 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
3591 2016-04-30 Alan Modra <amodra@gmail.com>
3593 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
3594 restoring when fixed_reg_p, but allow out-of-line or stmw save.
3595 Check for user regs later to avoid unnecessary looping over regs.
3596 Merge user reg check with non-saved reg check. Don't force
3597 inline VR restore when static chain used.
3598 (rs6000_frame_related): Omit eh_frame info for user regs when
3600 (fixed_regs_p): Delete.
3602 2016-04-30 Alan Modra <amodra@gmail.com>
3604 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
3605 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
3608 2016-04-30 Alan Modra <amodra@gmail.com>
3611 * config/rs6000/rs6000.c (fixed_reg_p): New function.
3612 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
3615 2016-04-30 Alan Modra <amodra@gmail.com>
3617 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3618 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
3619 flag_pic test for Darwin.
3621 2016-04-30 Alan Modra <amodra@gmail.com>
3623 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
3624 throw_calls_crossed.
3625 (REG_FREQ_CALLS_CROSSED): Delete.
3626 (REG_N_THROWING_CALLS_CROSSED): Delete.
3627 * regstat.c (regstat_bb_compute_ri): Don't calculate
3628 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
3629 (dump_reg_info): Don't print call cross frequency.
3630 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
3631 and REG_N_THROWING_CALLS_CROSSED.
3633 2016-04-30 Alan Modra <amodra@gmail.com>
3635 * regs.h (struct reg_info_t): Delete live_length.
3636 (REG_LIVE_LENGTH): Delete macro.
3637 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
3638 local_live, local_processed and local_live_last_luid params.
3639 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
3641 (regstat_compute_ri): Adjust for above. Don't set
3643 (dump_reg_info): Don't print live length.
3644 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
3645 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
3646 Localize loop_depth var.
3648 2016-04-30 Alan Modra <amodra@gmail.com>
3650 * ira.c (enum valid_equiv): New.
3651 (validate_equiv_mem): Return enum.
3652 (update_equiv_mem): Create replacement in more cases.
3653 (add_store_equivs): Update validate_equiv_mem call.
3655 2016-04-30 Alan Modra <amodra@gmail.com>
3657 * ira.c (combine_and_move_insns): Rather than scanning insns,
3658 use DF infrastucture to find use and def insns.
3660 2016-04-30 Alan Modra <amodra@gmail.com>
3662 ira.c (combine_and_move_insns): Move invariant conditions..
3663 (ira.c): ..to here. Call combine_and_move_insns before
3664 add_store_equivs. Call grow_reg_equivs later. Allocate
3665 req_equiv later using max_reg_num() rather than global max_regno.
3666 (contains_replace_regs): Delete.
3667 (add_store_equivs): Remove contains_replace_regs test.
3669 2016-04-30 Alan Modra <amodra@gmail.com>
3671 * ira.c (struct equiv_mem_data): New.
3672 (equiv_mem, equiv_mem_modified): Delete static vars.
3673 (validate_equiv_mem_from_store): Use "data" param to communicate..
3674 (validate_equiv_mem): ..from here.
3676 2016-04-30 Alan Modra <amodra@gmail.com>
3678 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
3680 (update_reg_equivs): ..here. Move allocation and freeing of
3681 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
3682 end_alias_analysis to..
3685 2016-04-30 Alan Modra <amodra@gmail.com>
3687 * ira.c (pdx_subregs): Delete.
3688 (struct equivalence): Add pdx_subregs field.
3689 (set_paradoxical_subreg): Remove pdx_subregs param. Update
3691 (update_equiv_regs): Don't create or free pdx_subregs. Update
3694 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3696 * config/rs6000/altivec.h: Change definitions of vec_xl and
3698 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
3699 (LD_ELEMREV_V2DI): New.
3700 (LD_ELEMREV_V4SF): New.
3701 (LD_ELEMREV_V4SI): New.
3702 (LD_ELEMREV_V8HI): New.
3703 (LD_ELEMREV_V16QI): New.
3704 (ST_ELEMREV_V2DF): New.
3705 (ST_ELEMREV_V2DI): New.
3706 (ST_ELEMREV_V4SF): New.
3707 (ST_ELEMREV_V4SI): New.
3708 (ST_ELEMREV_V8HI): New.
3709 (ST_ELEMREV_V16QI): New.
3712 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3713 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
3714 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
3715 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
3716 (altivec_expand_builtin): Add handling for
3717 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
3718 (rs6000_invalid_builtin): Add error-checking for
3719 RS6000_BTM_P9_VECTOR.
3720 (altivec_init_builtins): Define builtins used to implement vec_xl
3722 (rs6000_builtin_mask_names): Define power9-vector.
3723 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
3724 (RS6000_BTM_P9_VECTOR): Define.
3725 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
3726 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
3727 (vsx_ld_elemrev_v2df): Likewise.
3728 (vsx_ld_elemrev_v4sf): Likewise.
3729 (vsx_ld_elemrev_v4si): Likewise.
3730 (vsx_ld_elemrev_v8hi): Likewise.
3731 (vsx_ld_elemrev_v16qi): Likewise.
3732 (vsx_st_elemrev_v2df): Likewise.
3733 (vsx_st_elemrev_v2di): Likewise.
3734 (vsx_st_elemrev_v4sf): Likewise.
3735 (vsx_st_elemrev_v4si): Likewise.
3736 (vsx_st_elemrev_v8hi): Likewise.
3737 (vsx_st_elemrev_v16qi): Likewise.
3738 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
3741 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
3743 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
3745 (simplify_control_stmt_condition_1): ... here. Recurse into
3746 BIT_AND_EXPRs and BIT_IOR_EXPRs.
3748 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
3751 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
3752 (zero_extendqi<mode>2_dot): Revert earlier conversion from
3753 define_insn_and_split to define_insn.
3754 (zero_extendqi<mode>2_dot2): Same.
3755 (extendqi<mode>2_dot): Same.
3756 (extendqi<mode>2_dot2): Same.
3758 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3760 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
3761 (probe_stack): New expander.
3762 (probe_stack_<mode>): New insn pattern.
3764 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3766 * config/i386/i386.md
3767 (operations with memory inputs setting flags peephole2):
3768 Remove uneeded REG_P checks. Cleanup pattern generation.
3770 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
3772 * tree-vect-loop.c (vect_transform_loop): Fix
3773 nb_iterations_upper_bound computation for vectorized loop.
3775 2016-04-29 Marek Polacek <polacek@redhat.com>
3776 Jakub Jelinek <jakub@redhat.com>
3779 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
3780 TARGET_EXPR_SLOT as a base.
3782 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
3784 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
3785 with 'rCm2' constraints to limit possible immediate size.
3786 (*load_zeroextendqisi_update): Likewise.
3787 (*load_signextendqisi_update): Likewise.
3788 (*loadhi_update): Likewise.
3789 (*load_zeroextendhisi_update): Likewise.
3790 (*load_signextendhisi_update): Likewise.
3791 (*loadsi_update): Likewise.
3792 (*loadsf_update): Likewise.
3794 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3796 * config/i386/predicates.md (constm1_operand): Fix comparison.
3798 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3800 * testsuite/gcc.target/arc/ieee_eq.c: New test.
3802 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
3804 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
3805 remaining SH5 related settings.
3806 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
3807 shmedia_prepare_call_address): Delete.
3808 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
3809 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
3810 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
3811 UNSUPPORTED_SH2A): Remove m5 checks.
3812 (sh_divide_strategy_e): Remove SH5 division strategies.
3813 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
3814 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
3816 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
3818 * config/s390/s390.c (s390_rtx_costs): Update documentation.
3820 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3822 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
3823 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
3825 * config/s390/vector.md ("mov<mode>"): Likewise.
3827 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
3829 * config/s390/constraints.md ("U", "W"): Invoke
3830 s390_mem_constraint with "ZR" and "ZT".
3831 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
3832 addresses when using LRA. Accept also short displacements for S
3833 and T constraints. Do not check for long displacement target for
3834 S and T constraints.
3835 (s390_mem_constraint): Remove handling of U and W constraints.
3836 * config/s390/s390.md (various patterns): Remove the short
3837 displacement constraints (Q and R) if a long displacement
3838 constraint is present. Add longdisp as required CPU capability.
3839 * config/s390/vector.md: Likewise.
3840 * config/s390/vx-builtins.md: Likewise.
3842 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3845 * reload1.c (reload): Call finish_spills before
3846 restarting reload loop. Skip select_reload_regs
3847 if update_eliminables_and_spill returns true.
3849 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3851 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
3852 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
3853 (umulhisi3_imm): Update predicates and constraint letters.
3854 (umulhisi3_reg): Declare instruction as commutative.
3855 * config/arc/constraints.md (J12, J16): New constraints.
3856 * config/arc/predicates.md (short_unsigned_const_operand): New
3858 (arc_short_operand): Likewise.
3859 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
3861 2016-04-29 Richard Biener <rguenther@suse.de>
3863 PR tree-optimization/13962
3864 PR tree-optimization/65686
3865 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
3866 * tree-ssa-alias.c (ptrs_compare_unequal): New function
3867 using PTA to compare pointers.
3868 * match.pd: Add pattern for pointer equality compare simplification
3869 using ptrs_compare_unequal.
3871 2016-04-29 Richard Biener <rguenther@suse.de>
3873 * stor-layout.c (layout_type): Do not build a pointer-to-element
3876 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3878 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
3879 Use SWI mode iterator. Use general_reg_operand predicate.
3880 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
3881 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
3884 2016-04-29 Jakub Jelinek <jakub@redhat.com>
3887 * fold-const.c (operand_equal_p): Don't verify hash value equality
3889 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
3892 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3895 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
3896 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
3897 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
3898 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
3899 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
3901 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3903 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
3904 to info. Don't initialize separate fields to 0. Clean up
3907 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3909 * config/i386/i386.md (peephole2s for operations with memory inputs):
3910 Use SWI mode iterator.
3911 (peephole2s for operations with memory outputs): Ditto.
3912 Do not check for stack checking probe.
3914 (probe_stack): Remove expander.
3916 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3917 Andrew Burgess <andrew.burgess@embecosm.com>
3919 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
3920 operands as 32-bits.
3922 2016-04-28 Jason Merrill <jason@redhat.com>
3924 * gdbinit.in: Skip line-map.h.
3926 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3927 Andrew Burgess <andrew.burgess@embecosm.com>
3929 * config/arc/arc.c (arc_conditional_register_usage): Take
3930 TARGET_RRQ_CLASS into account.
3931 (arc_print_operand): Support printing 'p' and 's' operands.
3932 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
3934 (TARGET_RRQ_CLASS): Define.
3935 (IS_POWEROF2_OR_0_P): Define.
3936 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
3938 (*tst_movb): New define_insn.
3939 (*tst): Avoid recognition if it could prevent '*tst_movb'
3940 combination; replace c/CnL with c/Chs alternative.
3941 (*tst_bitfield_tst): New define_insn.
3942 (*tst_bitfield_asr): New define_insn.
3943 (*tst_bitfield): New define_insn.
3944 (andsi3_i): Add Rrq variant.
3945 (extzv): New define_expand.
3946 (insv): New define_expand.
3947 (*insv_i): New define_insn.
3948 (*movb): New define_insn.
3949 (*movb_signed): New define_insn.
3950 (*movb_high): New define_insn.
3951 (*movb_high_signed): New define_insn.
3952 (*movb_high_signed + 1): New define_split pattern.
3953 (*mrgb): New define_insn.
3954 (*mrgb + 1): New define_peephole2 pattern.
3955 (*mrgb + 2): New define_peephole2 pattern.
3956 * config/arc/arc.opt (mbitops): New option for nps400, uses
3957 TARGET_NPS_BITOPS_DEFAULT.
3958 * config/arc/constraints.md (q): Make register class conditional.
3959 (Rrq): New register constraint.
3960 (Chs): New constraint.
3961 (Clo): New constraint.
3962 (Chi): New constraint.
3963 (Cbf): New constraint.
3964 (Cbn): New constraint.
3965 (C18): New constraint.
3966 (Cbi): New constraint.
3968 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3970 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
3972 (bitmap_intersection_of_preds): Ditto.
3973 (bitmap_union_of_succs): Ditto.
3974 (bitmap_union_of_preds): Ditto.
3975 * sbitmap.c (do_popcount): Delete.
3976 (BITMAP_DEBUGGING): Delete.
3977 (sbitmap_verify_popcount): Delete.
3978 (sbitmap_alloc): Don't initialize the popcount field.
3979 (sbitmap_alloc_with_popcount): Delete.
3980 (sbitmap_resize): Don't resize the popcount array.
3981 (sbitmap_vector_alloc): Don't initialize the popcount field.
3982 (bitmap_copy): Don't copy the popcount array.
3983 (bitmap_clear): Don't clear the popcount array.
3984 (bitmap_clear): Delete the popcount array handling.
3985 (bitmap_ior_and_compl): Delete the popcount assert.
3986 (bitmap_not): Ditto.
3987 (bitmap_and_compl): Ditto.
3988 (bitmap_and): Delete the popcount array handling.
3989 (bitmap_xor): Ditto.
3990 (bitmap_ior): Ditto.
3991 (bitmap_or_and): Delete the popcount assert.
3992 (bitmap_and_or): Ditto.
3993 (popcount_table): Delete.
3994 (sbitmap_elt_popcount): Delete.
3995 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
3996 (bitmap_set_bit): Delete the popcount assert.
3997 (bitmap_clear_bit): Ditto.
3998 (sbitmap_free): Don't free the popcount array.
3999 (sbitmap_alloc_with_popcount): Delete declaration.
4000 (sbitmap_popcount): Ditto.
4002 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4003 Andrew Burgess <andrew.burgess@embecosm.com>
4005 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4006 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4007 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4008 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4009 * config/arc/arc.opt (mcmem): New option.
4010 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4011 supply length for r/m alternative.
4012 (*extendqisi2_ac): Likewise.
4013 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4015 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4016 (movhi_insn): Likewise.
4017 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4018 (*zero_extendqihi2_i): Add r/Ucm alternative.
4019 (*zero_extendqisi2_ac): Likewise.
4020 (*zero_extendhisi2_i): Likewise.
4021 * config/arc/constraints.md (Uex): New memory constraint.
4022 (Ucm): New define_constraint.
4023 * config/arc/predicates.md (long_immediate_loadstore_operand):
4024 Return 0 for MEM with cmem_address address.
4025 (cmem_address_0): New predicates.
4026 (cmem_address_1): Likewise.
4027 (cmem_address_2): Likewise.
4028 (cmem_address): Likewise.
4030 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4032 * config/rs6000/rs6000.c (machine_function): Rename
4033 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4034 (rs6000_stack_info): Adjust.
4036 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4037 Andrew Burgess <andrew.burgess@embecosm.com>
4039 * config/arc/constraints.md (Usd): Convert to define_constraint.
4043 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4046 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4047 Add new peephole2 where the first insn is *mov<mode>_or instead of
4048 *mov<mode>_internal.
4050 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4052 * tracer.c (bb_seen): Make static.
4054 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4056 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4057 support, setup defaults.
4058 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4059 * config/arc/arc.c (arc_init): Add NPS400 support.
4060 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4061 (TARGET_ARC700): NPS400 is also an ARC700.
4062 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4064 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4067 * config/nds32/nds32.md (casesi): Don't access the operands array
4070 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4072 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4073 (or $-1,reg peephole2): Ditto.
4074 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4076 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4078 * doc/extend.texi (Common Function Attributes) [optimize]:
4079 Discourage use of the optimize attribute.
4081 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4083 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4084 special case builtin.
4085 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4086 ALTIVEC_BUILTIN_VEC_ADDE.
4087 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4088 support for ALTIVEC_BUILTIN_VEC_ADDE.
4089 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4090 for __builtin_vec_adde.
4092 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4094 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4095 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4097 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4100 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4101 attributes): Document cilkplus_runtime.
4103 2016-04-28 Martin Jambor <mjambor@suse.cz>
4105 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4106 this function. Call verify_expr on MEM_REFs and bases of other
4109 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4111 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4112 for WORD_REGISTER_OPERATIONS to runtime check.
4114 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4116 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4118 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4120 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4121 big-endian compilation.
4122 * config/arc/arc.md (addf3): Likewise.
4126 2016-04-28 Richard Biener <rguenther@suse.de>
4128 PR tree-optimization/70840
4129 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4130 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4131 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4132 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4134 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4136 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4137 and explain why in a comment.
4139 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4141 * config/arc/arc.md (cpu_facility): Add fpx variant.
4142 (subdf3): Prohibit use reverse sub when assist operations option
4144 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4145 instructions only when FPX is enabled.
4146 * testsuite/gcc.target/arc/trsub.c: New test.
4148 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4150 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4151 mult_operator when calculating "type" attribute.
4152 (*fop_<mode>_1_i387): Ditto.
4153 (*fop_xf_1_i387): Ditto.
4154 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4155 Use std::swap to swap operands. Use RTL expressions to generate
4158 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4159 Joern Rennecke <joern.rennecke@embecosm.com>
4161 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4163 (emit_pic_move): Remove.
4164 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4165 * config/arc/arc.c (emit_pic_move): Removed.
4166 (TARGET_HAVE_TLS): Define.
4167 (arc_conditional_register_usage): Test for arc_tp_regno.
4168 (arc_print_operand, arc_print_operand_address): Handle TLS
4170 (arc_needs_pcl_p): New function.
4171 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4172 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4173 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4174 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4175 (arc_legitimize_tls_address): Likewise.
4176 (DTPOFF_ZERO_SYM): Define.
4177 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4178 (arc_output_pic_addr_const): Print TLS unspecs.
4179 (prepare_pic_move): New function, replaces emit_pic_move.
4180 (arc_legitimate_constant_p): Handle TLS unspecs.
4181 (arc_legitimate_address_p): Likewise.
4182 (arc_rewrite_small_data_p): Use assert for TLS constants.
4183 (prepare_move_operands): Use prepare_pic_move.
4184 (arc_legitimize_address): Legitimize tls addresses.
4185 (arc_epilogue_uses): Check for arc_tp_regno.
4186 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4187 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4189 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4191 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4192 %(arc_tls_extra_start_spec).
4193 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4194 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4196 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4197 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4198 (UNSPEC_TLS_OFF): Add.
4200 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4201 (get_thread_pointersi): New patterns.
4202 * config/arc/arc.opt (mtp-regno): New option.
4203 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4204 (move_dest_operand): Likewise.
4205 * configure: Regenerate.
4206 * configure.ac: Add arc*-*-* case to test for tls.
4207 * doc/invoke.texi (ARC options): Document mtp-regno.
4209 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4211 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4212 the new ARC HS SIMD instructions.
4213 (arc_preferred_simd_mode): New function.
4214 (arc_autovectorize_vector_sizes): Likewise.
4215 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4216 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4217 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4218 (arc_init_builtins): Add new SIMD builtin types.
4219 (arc_split_move): Handle 64 bit vector moves.
4220 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4221 (TARGET_PLUS_QMACW): Define.
4222 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4223 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4224 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4225 (VSUBADD4H): New builtins.
4226 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4227 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4229 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4230 Matthias Klose <doko@debian.org>
4232 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4234 2016-04-28 Richard Biener <rguenther@suse.de>
4237 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4240 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4242 * common/config/sh/sh-common.c: Remove SH5 support.
4243 * config/sh/constraints.md: Likewise.
4244 * config/sh/config/sh/elf.h: Likewise.
4245 * config/sh/linux.h: Likewise.
4246 * config/sh/netbsd-elf.h: Likewise.
4247 * config/sh/predicates.md: Likewise.
4248 * config/sh/sh-c.c: Likewise.
4249 * config/sh/sh-protos.h: Likewise.
4250 * config/sh/sh.c: Likewise.
4251 * config/sh/sh.h: Likewise.
4252 * config/sh/sh.md: Likewise.
4253 * config/sh/sh.opt: Likewise.
4254 * config/sh/sync.md: Likewise.
4255 * config/sh/sh64.h: Delete.
4256 * config/sh/shmedia.h: Likewise.
4257 * config/sh/shmedia.md: Likewise.
4258 * config/sh/sshmedia.h: Likewise.
4259 * config/sh/t-netbsd-sh5-64: Likewise.
4260 * config/sh/t-sh64: Likewise.
4261 * config/sh/ushmedia.h: Likewise.
4263 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4265 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4266 general_reg_operand instead of register_operand predicate.
4268 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4270 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4272 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4274 * match.pd (A - B > A, A + B < A): New transformations.
4276 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4278 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4279 which defaults to true. Emit an outer pair of parentheses only if
4280 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4281 don't emit parentheses for the right-hand operand.
4283 2016-04-27 Jeff Law <law@redhat.com>
4285 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4287 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4289 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4290 (altivec_lvx_<mode>_internal): Document.
4291 (altivec_lvx_<mode>_2op): New define_insn.
4292 (altivec_lvx_<mode>_1op): Likewise.
4293 (altivec_lvx_<mode>_2op_si): Likewise.
4294 (altivec_lvx_<mode>_1op_si): Likewise.
4295 (altivec_stvx_<mode>): Remove.
4296 (altivec_stvx_<mode>_internal): Document.
4297 (altivec_stvx_<mode>_2op): New define_insn.
4298 (altivec_stvx_<mode>_1op): Likewise.
4299 (altivec_stvx_<mode>_2op_si): Likewise.
4300 (altivec_stvx_<mode>_1op_si): Likewise.
4301 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4302 Expand vec_ld and vec_st during parsing.
4303 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
4305 (altivec_expand_stvx_be): Likewise.
4306 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
4307 address-masking behavior in RTL.
4308 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
4309 address-masking behavior in RTL.
4310 (altivec_expand_builtin): Change builtin code arguments for calls
4311 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
4312 (insn_is_swappable_p): Avoid incorrect swap optimization in the
4313 presence of lvx/stvx patterns.
4314 (alignment_with_canonical_addr): New function.
4315 (alignment_mask): Likewise.
4316 (find_alignment_op): Likewise.
4317 (recombine_lvx_pattern): Likewise.
4318 (recombine_stvx_pattern): Likewise.
4319 (recombine_lvx_stvx_patterns): Likewise.
4320 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
4321 stvx patterns from expand.
4322 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
4324 (vector_altivec_store_<mode>): Likewise.
4326 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
4328 * config/aarch64/aarch64.md
4329 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
4330 remove the "fp" attributes.
4331 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
4332 add the "simd" attributes.
4333 (*movdf_aarch64): Likewise.
4334 (*movtf_aarch64): Remove the "fp" attributes.
4335 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
4336 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
4338 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4340 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
4341 rtx to rtx_code_label *.
4342 * rtl.h (maybe_set_first_label_num): Likewise.
4344 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4346 * df-core.c (df_add_problem): Make the problem param be const.
4347 (df_remove_problem): Make local "problem" be const.
4348 * df-problems.c (problem_RD): Make const.
4349 (problem_LR): Likewise.
4350 (problem_LIVE): Likewise.
4351 (problem_MIR): Likewise.
4352 (problem_CHAIN): Likewise.
4353 (problem_WORD_LR): Likewise.
4354 (problem_NOTE): Likewise.
4355 (problem_MD): Likewise.
4356 * df-scan.c (problem_SCAN): Likewise.
4357 * df.h (struct df_problem): Make field "dependent_problem" be
4359 (struct dataflow): Likewise for field "problem".
4360 (df_add_problem): Make param const.
4362 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4364 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
4365 inter-unit moves to/from vector registers are enabled. Do not disable
4368 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4370 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
4371 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
4373 (enum df_problem_id): ...this new enum.
4374 (struct df_problem): Convert field "id" from "int" to
4377 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4379 * rtl.def: Update comment for "things in the instruction chain" to
4380 reflect the removal of the leading "i" field for INSN_UID in
4381 r210360. Fix bogus apostrophe.
4383 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4385 * config/i386/i386.md
4386 (lea arith with mem operand + setcc peephole2): Set operator mode.
4388 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4391 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4392 (dimode_scalar_to_vector_candidate_p): This.
4393 (timode_scalar_to_vector_candidate_p): New function.
4394 (scalar_to_vector_candidate_p): Likewise.
4395 (timode_check_non_convertible_regs): Likewise.
4396 (timode_remove_non_convertible_regs): Likewise.
4397 (remove_non_convertible_regs): Likewise.
4398 (remove_non_convertible_regs): Renamed to ...
4399 (dimode_remove_non_convertible_regs): This.
4400 (scalar_chain::~scalar_chain): Make it virtual.
4401 (scalar_chain::compute_convert_gain): Make it pure virtual.
4402 (scalar_chain::mark_dual_mode_def): Likewise.
4403 (scalar_chain::convert_insn): Likewise.
4404 (scalar_chain::convert_registers): Likewise.
4405 (scalar_chain::add_to_queue): Make it protected.
4406 (scalar_chain::emit_conversion_insns): Likewise.
4407 (scalar_chain::replace_with_subreg): Likewise.
4408 (scalar_chain::replace_with_subreg_in_insn): Likewise.
4409 (scalar_chain::convert_op): Likewise.
4410 (scalar_chain::convert_reg): Likewise.
4411 (scalar_chain::make_vector_copies): Likewise.
4412 (scalar_chain::convert_registers): New pure virtual function.
4413 (class dimode_scalar_chain): New class.
4414 (class timode_scalar_chain): Likewise.
4415 (scalar_chain::mark_dual_mode_def): Renamed to ...
4416 (dimode_scalar_chain::mark_dual_mode_def): This.
4417 (timode_scalar_chain::mark_dual_mode_def): New function.
4418 (timode_scalar_chain::convert_insn): Likewise.
4419 (dimode_scalar_chain::convert_registers): Likewise.
4420 (scalar_chain::compute_convert_gain): Renamed to ...
4421 (dimode_scalar_chain::compute_convert_gain): This.
4422 (scalar_chain::replace_with_subreg): Renamed to ...
4423 (dimode_scalar_chain::replace_with_subreg): This.
4424 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
4425 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
4426 (scalar_chain::make_vector_copies): Renamed to ...
4427 (dimode_scalar_chain::make_vector_copies): This.
4428 (scalar_chain::convert_reg): Renamed to ...
4429 (dimode_scalar_chain::convert_reg ): This.
4430 (scalar_chain::convert_op): Renamed to ...
4431 (dimode_scalar_chain::convert_op): This.
4432 (scalar_chain::convert_insn): Renamed to ...
4433 (dimode_scalar_chain::convert_insn): This.
4434 (scalar_chain::convert): Call convert_registers.
4435 (convert_scalars_to_vector): Change to scalar_chain pointer to
4436 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
4437 in 32-bit mode. Delete scalar_chain pointer. Call
4438 free_dominance_info in 64-bit mode.
4439 (pass_stv::gate): Remove TARGET_64BIT check.
4440 (ix86_option_override): Put the 64-bit STV pass before the CSE
4443 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
4445 * dwarf2out.h (struct dw_loc_descr_node): Remove the
4446 dw_loc_frame_offset field.
4447 * dwarf2out.c (new_loc_descr): Likewise.
4448 (resolve_args_picking_1): Turn the VISITED hash set into a
4449 FRAME_OFFSET hash map. Use it to associate a frame offset to
4450 visited nodes. Remove uses of the CHECKING_P macro.
4451 (resolve_args_picking): Update call to resolve_args_picking_1.
4453 2016-04-27 Martin Liska <mliska@suse.cz>
4455 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
4456 (free_loop_data): Release vuses of groups.
4458 2016-04-27 Bin Cheng <bin.cheng@arm.com>
4460 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
4461 instead of redundant use_id and boolean have_use_for.
4462 (struct iv_use): Change sub_id into group_id. Remove field next.
4463 Move fields: related_cands, n_map_members, cost_map and selected
4465 (struct iv_group): ... here. New structure.
4466 (struct iv_common_cand): Use structure declaration directly.
4467 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
4468 (MAX_CONSIDERED_USES): Rename macro to ...
4469 (MAX_CONSIDERED_GROUPS): ... here.
4470 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
4471 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
4472 (dump_uses): Rename to ...
4473 (dump_groups): ... here. Update all uses.
4474 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
4475 (find_induction_variables): Refactor format of dump information.
4476 (record_sub_use): Delete.
4477 (record_use): Update all uses.
4478 (record_group): New function.
4479 (record_group_use, find_interesting_uses_op): Call above functions.
4481 (find_interesting_uses_cond): Ditto.
4482 (group_compare_offset): New function.
4483 (split_all_small_groups): Rename to ...
4484 (split_small_address_groups_p): ... here. Update all uses.
4485 (split_address_groups): Update all uses.
4486 (find_interesting_uses): Refactor format of dump information.
4487 (add_candidate_1): Update all uses. Remove redundant check on iv,
4489 (add_candidate, record_common_cand): Remove redundant assert.
4490 (add_iv_candidate_for_biv): Update use.
4491 (add_iv_candidate_derived_from_uses): Update all uses.
4492 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
4493 (alloc_use_cost_map): Ditto.
4494 (set_use_iv_cost, get_use_iv_cost): Rename to ...
4495 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
4496 (determine_use_iv_cost_generic): Ditto.
4497 (determine_group_iv_cost_generic): Ditto.
4498 (determine_use_iv_cost_address): Ditto.
4499 (determine_group_iv_cost_address): Ditto.
4500 (determine_use_iv_cost_condition): Ditto.
4501 (determine_group_iv_cost_cond): Ditto.
4502 (determine_use_iv_cost): Ditto.
4503 (determine_group_iv_cost): Ditto.
4504 (set_autoinc_for_original_candidates): Update all uses.
4505 (find_iv_candidates): Update all uses. Refactor dump information.
4506 (determine_use_iv_costs): Ditto.
4507 (determine_iv_costs): Ditto.
4508 (iv_ca_cand_for_use): Rename to ...
4509 (iv_ca_cand_for_group): ... here. Update all uses.
4510 (iv_ca_add_use, iv_ca_add_group): Ditto.
4511 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
4512 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
4513 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
4514 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
4515 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
4516 (create_new_iv, adjust_iv_update_pos): Ditto.
4517 (rewrite_use_address): Delete.
4518 (rewrite_use_address_1): Rename to ...
4519 (rewrite_use_address): ... here.
4520 (rewrite_use_compare): Update all uses.
4521 (rewrite_use): Delete.
4522 (rewrite_uses): Rename to ...
4523 (rewrite_groups): ... here. Update all uses.
4524 (remove_unused_ivs, free_loop_data): Update all uses.
4525 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
4527 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4529 * rtlanal.c (nonzero_bits1): Convert preprocessor check
4530 for WORD_REGISTER_OPERATIONS to runtime check.
4532 2016-04-27 Richard Biener <rguenther@suse.de>
4535 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
4536 aggregate_value_p to determine if a function result is
4537 returned by reference.
4538 (ipa_pta_execute): Functions having their address taken are
4539 not automatically nonlocal.
4541 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4544 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
4545 * fold-const.c (operand_equal_p): If flag_checking and
4546 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
4547 and if it returns non-zero, assert iterative_hash_expr on both
4550 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4552 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
4554 2016-04-27 Nick Clifton <nickc@redhat.com>
4557 * varasm.c (merge_weak): Generate an error if an attempt is made
4558 to convert a non-weak static function into a weak, public function.
4560 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4562 * params.def (MAX_PARTITION_SIZE): New param.
4563 * doc/invoke.texi: Document lto-max-partition.
4565 2016-04-27 Richard Biener <rguenther@suse.de>
4568 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
4569 function cummulating used_from_other_partition, externally_visible
4570 and force_output from aliases.
4571 (refered_from_nonlocal_var): Likewise.
4572 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
4573 node flags properly.
4575 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4577 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
4578 (-Wmemset-elt-size): New item.
4580 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
4583 * stor-layout.h (internal_reference_types): Delete.
4584 * stor-layout.c (reference_types_internal): Likewise.
4585 (internal_reference_types): Likewise.
4586 (layout_type) <REFERENCE_TYPE>: Adjust.
4588 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4591 * tree.h (inchash::add_expr): Add FLAGS argument.
4592 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
4593 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
4594 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
4595 Formatting fix. Adjust recursive calls. For tcc_comparison,
4596 if swap_tree_comparison (code) is smaller than code, hash that
4597 and arguments in the other order. Hash CONVERT_EXPR the same
4598 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
4599 of ADDR_EXPR of decl as the decl itself. Add or remove
4600 OEP_ADDRESS_OF from recursive flags as needed. For
4601 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
4602 operands commutatively and only the third one normally.
4603 For internal CALL_EXPR hash in CALL_EXPR_IFN.
4605 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
4607 * config/rtems.h (LIB_SPEC): Add -latomic.
4609 2016-04-27 Joel Sherrill <joel@rtems.org>
4611 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
4612 xilink.ld and flags not relevant to RTEMS.
4614 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
4616 * toplev.c (backend_init_target): Avoid calling init_reload when using
4619 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4621 * reorg.c (try_merge_delay_insns): Declare i and j inside the
4622 for loops rather than one for the whole function.
4624 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4626 * match.pd (X + CST CMP X): New transformation.
4628 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4630 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
4631 * fold-const.c (fold_binary_loc): Remove 2 transformations
4632 superseded by match.pd.
4633 * match.pd (x+x -> x*2): Generalize to integers.
4635 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
4637 * config/i386/i386.md (operation on memory peephole): Duplicate an
4638 existing peephole and adapt it to match lea rather than an operation
4641 PR rtl-optimization/57193
4642 * opts.c (default_options_table): Add OPT_frename_registers at -O2
4644 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
4646 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4648 * tree-if-conv.c (any_pred_load_store): New static variable.
4649 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
4650 any_pred_load_store instead of and_mask_load_store.
4651 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
4652 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
4653 (combine_blocks, tree_if_conversion): Ditto.
4655 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4657 PR tree-optimization/70771
4658 PR tree-optimization/70775
4659 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
4660 virtual PHI nodes. Delete parameter.
4661 (if_convertible_loop_p_1): Delete argument to above function.
4662 (predicate_all_scalar_phis): Delete code handling single-argument
4664 (tree_if_conversion): Mark and update virtual SSA.
4666 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4669 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
4670 (x86_elf_aligned_common): Rename to ...
4671 (x86_elf_aligned_decl_common): ... this.
4672 Add decl arg. Switch to .lbss for largecomm object. Use
4673 LARGECOMM_SECTION_ASM_OP.
4674 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
4676 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
4677 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
4679 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4680 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
4682 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4685 * config/i386/i386.c (SECTION_LARGE): Define.
4686 (x86_64_elf_select_section): Set it for large data/bss sections.
4687 Only clear SECTION_WRITE for .lrodata.
4688 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
4690 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
4691 * varasm.c (default_elf_asm_named_section): Grow flagchars.
4692 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
4694 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
4695 * doc/tm.texi: Regenerate.
4697 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4700 * configure.ac (--enable-checking): Document extra flag, for
4701 non-release builds default to --enable-checking=yes,extra.
4702 If misc checking and extra checking, define CHECKING_P to 2 instead
4704 * common.opt (fchecking=): Add.
4705 * doc/invoke.texi (-fchecking=): Document.
4706 * doc/install.texi: Document --enable-checking changes.
4707 * configure: Regenerated.
4708 * config.in: Regenerated.
4710 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4712 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
4713 attribute instead of which_alternative.
4714 * config/i386/sse.md (*mov<mode>_internal): Ditto.
4715 Use EXT_REX_SSE_REG_P where appropriate.
4717 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4719 * config/i386/predicates.md (const0_operand): Do not match
4720 const_wide_int code.
4721 (const1_operand): Ditto.
4723 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4725 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
4726 for SSE constm1 operands and TARGET_AVX512VL.
4727 (*movti_internal): Ditto.
4728 (*mov<mode>_or): Use constm1_operand predicate.
4729 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
4730 for SSE vector_all_ones operands and TARGET_AVX512VL.
4731 * config/i386/predicates.md (constm1_operand): New predicate.
4732 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
4733 emission of constant -1 load.
4735 2016-04-25 Jason Merrill <jason@redhat.com>
4737 * gdbinit.in: Skip is-a.h.
4739 * attribs.c (register_scoped_attributes): Fix logic.
4740 * attribs.h: Declare register_scoped_attributes.
4742 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4744 * config/rs6000/rs6000-builtin.def: Correct pasto error for
4745 stxvd2x and stxvw4x built-in functions.
4747 2016-04-25 DJ Delorie <dj@redhat.com>
4749 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
4750 (ashrhi3): Likewise.
4751 (lshrhi3): Likewise.
4753 2016-04-25 Richard Biener <rguenther@suse.de>
4755 PR tree-optimization/70780
4756 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
4758 (compute_antic): Mark blocks with abnormal preds as visited as
4759 they have a final empty antic-in solution already.
4761 2016-04-25 Michael Collison <michael.collison@linaro.org>
4763 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
4765 2016-04-25 Michael Collison <michael.collison@linaro.org>
4767 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
4768 mode is VQI to improve mixed mode vectorization.
4769 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
4770 define_insn to match low half of signed vaddw.
4771 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
4772 define_insn to match high half of signed vaddw.
4773 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
4774 define_insn to match low half of unsigned vaddw.
4775 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
4776 define_insn to match high half of unsigned vaddw.
4777 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
4778 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4779 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
4781 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4782 * config/arm/predicates.md (vect_par_constant_high): Support
4783 big endian and simplify by calling
4784 arm_simd_check_vect_par_cnst_half
4785 (vect_par_constant_low): Likewise.
4787 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4789 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
4790 predicate for operand 2.
4792 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
4793 H.J. Lu <hongjiu.lu@intel.com>
4795 * config/i386/i386-protos.h (standard_sse_constant_p): Add
4796 machine_mode argument.
4797 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
4798 constm1_rtx operands. For VOIDmode constants, get mode from
4799 pred_mode. Check mode size if the mode is supported by ABI.
4800 (standard_sse_constant_opcode): Do not use standard_constant_p.
4801 Strictly check ABI support for all-ones operands.
4802 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
4803 immediates. Update calls to standard_sse_constant_p.
4804 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
4805 (ix86_rtx_costs): Ditto.
4806 * config/i386/i386.md (*movxi_internal_avx512f): Use
4807 nonimmediate_or_sse_const_operand instead of vector_move_operand.
4808 Use (v,BC) alternative instead of (v,C). Use register_operand
4809 checks instead of MEM_P.
4810 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
4811 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
4812 isa attribute. Use register_operand checks instead of MEM_P.
4813 (*movti_internal): Use nonimmediate_or_sse_const_operand for
4814 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
4815 alternative and corresponding sse2 isa attribute.
4816 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
4817 to standard_sse_constant_p.
4818 (FP constant splitters): Ditto.
4819 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
4821 * config/i386/predicates.md (constm1_operand): Remove.
4822 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
4823 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
4824 vector_all_ones_operand instead of constm1_operand.
4826 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4828 * print-rtl.c (print_rtx_insn_vec): New function.
4829 * print-rtl.h: New prototype.
4830 * store-motion.c (struct st_expr): Make avail_stores a vector.
4831 (st_expr_entry): Adjust.
4832 (free_st_expr_entry): Likewise.
4833 (print_store_motion_mems): Likewise.
4834 (find_moveable_store): Likewise.
4835 (compute_store_table): Likewise.
4836 (delete_store): Likewise.
4837 (build_store_vectors): Likewise.
4839 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4841 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
4843 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4845 * vec.h (vec_safe_contains): New function.
4846 (vec::contains): Likewise.
4847 (vec::begin): Likewise.
4848 (vec::end): Likewise.
4850 2016-04-23 Jakub Jelinek <jakub@redhat.com>
4853 * cfgexpand.c (expand_stack_vars): Fix typo.
4855 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4857 * system.h (list, map, set, vector): Include conditionally.
4858 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
4859 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
4860 * ipa-icf.c (INCLUDE_LIST): Define.
4861 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
4862 * config/sh/sh.c (INCLUDE_VECTOR): Define.
4863 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
4864 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
4865 * cp/logic.cc (INCLUDE_LIST): Define.
4866 * fortran/trans-common.c (INCLUDE_MAP): Define.
4868 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4870 * auto-profile.c: Remove <string.h> include.
4871 * ipa-icf-gimple.c: Remove <list> include.
4872 * diagnostic.c: Remove <new> include.
4873 * genmatch.c: Likewise.
4874 * pretty-print.c: Likewise.
4875 * toplev.c: Likewise
4876 * c/c-objc-common.c: Likewise.
4877 * cp/error.c: Likewise.
4878 * fortran/error.c: Likewise.
4880 2016-04-22 Richard Biener <rguenther@suse.de>
4882 * lto-streamer-in.c (input_ssa_names): Do not allocate
4883 GIMPLE_NOP for all SSA names.
4884 * lto-streamer-out.c (output_ssa_names): Do not output
4885 SSA names that should have been released.
4887 2016-04-22 Richard Biener <rguenther@suse.de>
4889 PR tree-optimization/70740
4890 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
4893 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
4896 * config/i386/predicates.md (call_insn_operand): Replace
4897 sibcall_memory_operand with memory_operand.
4899 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
4901 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
4902 has_single_use() tests.
4903 (register_edge_assert_for_1): Likewise.
4904 (find_assert_locations_1): Check the liveness bitmap instead of
4905 checking has_single_use().
4907 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
4910 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
4911 Extract AVX-512BW constraint from AVX.
4913 2016-04-21 Richard Biener <rguenther@suse.de>
4915 PR tree-optimization/70725
4916 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
4917 for phi_convertible_by_degenerating_args.
4918 (predicate_all_scalar_phis): Handle single-argument PHIs.
4920 2016-04-21 Richard Biener <rguenther@suse.de>
4923 * fold-const.c (fold_comparison): Return properly typed
4926 2016-04-21 Bin Cheng <bin.cheng@arm.com>
4928 PR tree-optimization/70715
4929 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
4930 after expanding BASE using expand_simple_operations.
4932 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4934 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
4935 New transformations.
4937 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4939 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
4941 2016-04-20 Jan Hubicka <jh@suse.cz>
4943 * ipa-inline.c (can_inline_edge_p): Pass caller info to
4944 ultiimate_alias_target.
4945 (update_callee_keys): Likewise.
4946 (lookup_recursive_calls): Likewise.
4947 (speculation_useful_p): Likewise.
4949 2016-04-20 Jan Hubicka <jh@suse.cz>
4952 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
4953 (set_nothrow_flag_1): ... this; handle interposition correctly;
4954 recurse on aliases and thunks.
4955 (cgraph_node::set_nothrow_flag): New.
4956 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
4957 functions compiled with non-call exceptions that binds to current
4959 (propagate_nothrow): Be safe WRT interposition.
4960 * cgraph.h (set_nothrow_flag): Update prototype.
4962 2016-04-18 Jan Hubicka <jh@suse.cz>
4964 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4965 max_loop_iterations_int.
4966 (tree_unswitch_outer_loop): Likewise.
4968 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4970 PR tree-optimization/69489
4971 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
4972 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
4973 Revise dump message.
4974 (if_convertible_bb_p): Remove check on edge count of basic block's
4977 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4979 PR tree-optimization/56625
4980 PR tree-optimization/69489
4981 * tree-data-ref.h (DR_INNERMOST): New macro.
4982 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
4983 hashing struct innermost_loop_behavior.
4984 (ref_DR_map): Remove.
4985 (innermost_DR_map): New map.
4986 (baseref_DR_map): Revise comment.
4987 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
4988 to innermost_DR_map accroding to its innermost loop behavior.
4989 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
4990 to its innermost loop behavior.
4991 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
4992 Add initialization for innermost_DR_map. Record memory reference
4993 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
4994 have innermost loop behavior.
4995 (if_convertible_loop_p): Remove release for ref_DR_map. Release
4998 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5000 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5001 *lea_general_1. Use explicit SWI12 mode interator.
5002 (*lea<mode>_general_2): Rename from *lea_general_2.
5003 Use explicit SWI12 mode interator.
5004 (*lea<mode>_general_3): Rename from *lea_general_3.
5005 Use explicit SWI12 mode interator.
5006 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5007 Use explicit SWI12 mode interator.
5008 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5009 Use explicit SWI48 mode interator.
5011 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5013 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5014 Short-cut unaligned load and store cases. Handle all integer
5016 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5017 and store cases. Call ix86_avx256_split_vector_move_misalign
5018 directly without checking mode class.
5020 2016-04-20 Andrew Pinski <apinski@cavium.com>
5021 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5024 * config/aarch64/aarch64.md (sibcall): Force call
5025 address to be DImode for ILP32.
5026 (sibcall_value): Likewise.
5028 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5030 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5032 2016-04-20 Richard Biener <rguenther@suse.de>
5034 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5035 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5036 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5037 (maybe_push_res_to_seq): Adjust.
5038 * gimple-fold.c (maybe_build_generic_op): Likewise.
5040 2016-04-20 Marek Polacek <polacek@redhat.com>
5042 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5045 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5047 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5048 use kmovw to support AVX512F target.
5050 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5052 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5054 2016-04-20 Marek Polacek <polacek@redhat.com>
5056 PR tree-optimization/70725
5057 * tree-if-conv.c (is_false_predicate): New function.
5058 (predicate_mem_writes): Use it.
5060 2016-04-20 Richard Biener <rguenther@suse.de>
5062 PR tree-optimization/70726
5063 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5064 shift amounts from a pattern stmt operand.
5066 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5069 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5070 stack_restore_from_fpr pattern when restoring r15.
5071 (s390_optimize_prologue): Strip away the memory barrier in the
5072 parallel when trying to get rid of restore insns.
5073 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5074 definition for loading the stack pointer from an FPR. Compared to
5075 the normal move insn this pattern includes a full memory barrier.
5077 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5080 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5081 implicitly linear or lastprivate iterator on the outer context.
5083 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5085 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5087 * config/i386/i386.md (ssememalign): Removed.
5088 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5090 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5093 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5094 const short * to __builtin_ia32_loaddquhi512_mask.
5095 (_mm512_maskz_loadu_epi16): Likewise.
5096 (_mm512_mask_storeu_epi16): Pass short * to
5097 __builtin_ia32_storedquhi512_mask.
5098 (_mm512_mask_loadu_epi8): Pass const char * to
5099 __builtin_ia32_loaddquqi512_mask.
5100 (_mm512_maskz_loadu_epi8): Likewise.
5101 (_mm512_mask_storeu_epi8): Pass char * to
5102 __builtin_ia32_storedquqi512_mask.
5103 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5104 const double * to __builtin_ia32_loadupd512_mask.
5105 (_mm512_mask_loadu_pd): Likewise.
5106 (_mm512_maskz_loadu_pd): Likewise.
5107 (_mm512_storeu_pd): Pass double * to
5108 __builtin_ia32_storeupd512_mask.
5109 (_mm512_mask_storeu_pd): Likewise.
5110 (_mm512_loadu_ps): Pass const float * to
5111 __builtin_ia32_loadups512_mask.
5112 (_mm512_mask_loadu_ps): Likewise.
5113 (_mm512_maskz_loadu_ps): Likewise.
5114 (_mm512_storeu_ps): Pass float * to
5115 __builtin_ia32_storeups512_mask.
5116 (_mm512_mask_storeu_ps): Likewise.
5117 (_mm512_mask_loadu_epi64): Pass const long long * to
5118 __builtin_ia32_loaddqudi512_mask.
5119 (_mm512_maskz_loadu_epi64): Likewise.
5120 (_mm512_mask_storeu_epi64): Pass long long *
5121 to __builtin_ia32_storedqudi512_mask.
5122 (_mm512_loadu_si512): Pass const int * to
5123 __builtin_ia32_loaddqusi512_mask.
5124 (_mm512_mask_loadu_epi32): Likewise.
5125 (_mm512_maskz_loadu_epi32): Likewise.
5126 (_mm512_storeu_si512): Pass int * to
5127 __builtin_ia32_storedqusi512_mask.
5128 (_mm512_mask_storeu_epi32): Likewise.
5129 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5130 char * to __builtin_ia32_storedquqi256_mask.
5131 (_mm_mask_storeu_epi8): Likewise.
5132 (_mm256_mask_loadu_epi16): Pass const short * to
5133 __builtin_ia32_loaddquhi256_mask.
5134 (_mm256_maskz_loadu_epi16): Likewise.
5135 (_mm_mask_loadu_epi16): Pass const short * to
5136 __builtin_ia32_loaddquhi128_mask.
5137 (_mm_maskz_loadu_epi16): Likewise.
5138 (_mm256_mask_loadu_epi8): Pass const char * to
5139 __builtin_ia32_loaddquqi256_mask.
5140 (_mm256_maskz_loadu_epi8): Likewise.
5141 (_mm_mask_loadu_epi8): Pass const char * to
5142 __builtin_ia32_loaddquqi128_mask.
5143 (_mm_maskz_loadu_epi8): Likewise.
5144 (_mm256_mask_storeu_epi16): Pass short * to.
5145 __builtin_ia32_storedquhi256_mask.
5146 (_mm_mask_storeu_epi16): Pass short * to.
5147 __builtin_ia32_storedquhi128_mask.
5148 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5149 const double * to __builtin_ia32_loadupd256_mask.
5150 (_mm256_maskz_loadu_pd): Likewise.
5151 (_mm_mask_loadu_pd): Pass onst double * to
5152 __builtin_ia32_loadupd128_mask.
5153 (_mm_maskz_loadu_pd): Likewise.
5154 (_mm256_mask_storeu_pd): Pass double * to
5155 __builtin_ia32_storeupd256_mask.
5156 (_mm_mask_storeu_pd): Pass double * to
5157 __builtin_ia32_storeupd128_mask.
5158 (_mm256_mask_loadu_ps): Pass const float * to
5159 __builtin_ia32_loadups256_mask.
5160 (_mm256_maskz_loadu_ps): Likewise.
5161 (_mm_mask_loadu_ps): Pass const float * to
5162 __builtin_ia32_loadups128_mask.
5163 (_mm_maskz_loadu_ps): Likewise.
5164 (_mm256_mask_storeu_ps): Pass float * to
5165 __builtin_ia32_storeups256_mask.
5166 (_mm_mask_storeu_ps): ass float * to
5167 __builtin_ia32_storeups128_mask.
5168 (_mm256_mask_loadu_epi64): Pass const long long * to
5169 __builtin_ia32_loaddqudi256_mask.
5170 (_mm256_maskz_loadu_epi64): Likewise.
5171 (_mm_mask_loadu_epi64): Pass const long long * to
5172 __builtin_ia32_loaddqudi128_mask.
5173 (_mm_maskz_loadu_epi64): Likewise.
5174 (_mm256_mask_storeu_epi64): Pass long long * to
5175 __builtin_ia32_storedqudi256_mask.
5176 (_mm_mask_storeu_epi64): Pass long long * to
5177 __builtin_ia32_storedqudi128_mask.
5178 (_mm256_mask_loadu_epi32): Pass const int * to
5179 __builtin_ia32_loaddqusi256_mask.
5180 (_mm256_maskz_loadu_epi32): Likewise.
5181 (_mm_mask_loadu_epi32): Pass const int * to
5182 __builtin_ia32_loaddqusi128_mask.
5183 (_mm_maskz_loadu_epi32): Likewise.
5184 (_mm256_mask_storeu_epi32): Pass int * to
5185 __builtin_ia32_storedqusi256_mask.
5186 (_mm_mask_storeu_epi32): Pass int * to
5187 __builtin_ia32_storedqusi128_mask.
5188 * config/i386/i386-builtin-types.def (PCSHORT): New.
5190 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5191 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5192 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5193 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5194 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5195 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5196 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5197 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5198 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5199 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5200 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5201 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5202 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5203 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5204 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5205 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5206 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5207 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5208 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5209 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5210 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5211 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5212 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5213 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5214 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5215 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5216 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5217 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5218 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5219 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5220 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5221 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5222 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5223 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5224 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5225 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5226 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5227 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5228 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5229 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5230 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5231 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5232 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5233 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5234 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5235 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5236 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5237 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5238 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5240 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5241 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5243 (ix86_expand_vector_move_misalign): Likewise.
5244 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5245 to scalar function prototype for unaligned load/store builtins.
5246 (ix86_expand_special_args_builtin): Updated.
5247 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5248 (UNSPEC_STOREU): Likewise.
5249 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5250 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5251 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5252 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5253 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5254 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5255 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5256 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5257 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5258 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5259 (<avx512>_storedqu<mode>_mask): Likewise.
5260 (*sse4_2_pcmpestr_unaligned): Likewise.
5261 (*sse4_2_pcmpistr_unaligned): Likewise.
5262 (*mov<mode>_internal): Renamed to ...
5263 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5264 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5265 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5266 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5268 2016-04-19 Richard Biener <rguenther@suse.de>
5270 PR tree-optimization/70171
5271 * tree-ssa-phiprop.c: Include stor-layout.h.
5272 (phiprop_insert_phi): Handle the aggregate copy case.
5273 (propagate_with_phi): Likewise.
5275 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5277 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5278 instead of simplify_gen_subreg (... , 0).
5279 (ix86_delegitimize_address): Ditto.
5280 (ix86_split_divmod): Ditto.
5281 (ix86_split_copysign_const): Ditto.
5282 (ix86_split_copysign_var): Ditto.
5283 (ix86_expand_args_builtin): Ditto.
5284 (ix86_expand_round_builtin): Ditto.
5285 (ix86_expand_special_args_builtin): Ditto.
5286 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5287 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5288 (udivmodqi4): Ditto.
5289 (absneg splitters): Ditto.
5290 (*jcc_bt<mode>_1): Ditto.
5292 2016-04-19 Richard Biener <rguenther@suse.de>
5294 PR tree-optimization/70724
5295 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5296 restoring out from ...
5297 (free_scc_vn): ... here.
5298 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5299 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
5301 (pass_fre::execute): Restore SSA info.
5303 2016-04-19 Richard Biener <rguenther@suse.de>
5305 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
5306 * gimple-walk.c (walk_gimple_op): Initialize it.
5307 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
5308 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
5309 remapping SSA names of defs.
5310 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
5313 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
5316 * lra-constraints.c (equiv_substition_p): New.
5317 (process_alt_operands): Use it.
5318 (swap_operands): Swap it.
5319 (curr_insn_transform): Update it.
5321 2016-04-18 Michael Matz <matz@suse.de>
5323 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
5324 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5325 * tree-core.h (tree_type_common.align): Use bit-field.
5326 (tree_type_common.spare): New.
5327 (tree_decl_common.off_align): Make smaller.
5328 (tree_decl_common.align): Use bit-field.
5330 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
5331 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
5332 (scan_sharing_clauses): Ditto.
5333 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5334 (omp_finish_file): Ditto.
5335 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
5336 (layout_decl): Ditto.
5337 (relayout_decl): Ditto.
5338 (finalize_record_size): Use SET_TYPE_ALIGN.
5339 (finalize_type_size): Ditto.
5340 (finish_builtin_struct): Ditto.
5341 (layout_type): Ditto.
5342 (initialize_sizetypes): Ditto.
5343 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
5344 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
5345 (lookup_field_for_decl): Use SET_DECL_ALIGN.
5346 (get_chain_field): Ditto.
5347 (get_trampoline_type): Ditto.
5348 (get_nl_goto_field): Ditto.
5349 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
5351 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
5352 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
5353 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5354 (build_qualified_type): Use SET_TYPE_ALIGN.
5355 (build_aligned_type, build_range_type_1): Ditto.
5356 (build_atomic_base): Ditto.
5357 (build_common_tree_nodes): Ditto.
5358 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
5359 (expand_one_stack_var_at): Ditto.
5360 * coverage.c (build_var): Use SET_DECL_ALIGN.
5361 * except.c (init_eh): Ditto.
5362 * function.c (assign_parm_setup_block): Ditto.
5363 * symtab.c (increase_alignment_1): Ditto.
5364 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
5365 * tree-vect-stmts.c (ensure_base_align): Ditto.
5366 * varasm.c (align_variable): Ditto.
5367 (assemble_variable): Ditto.
5368 (build_constant_desc): Ditto.
5369 (output_constant_def_contents): Ditto.
5371 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
5372 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
5373 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
5374 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
5375 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
5377 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
5380 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
5381 replace %vmovsd with "%vmovq".
5382 (vec_concatv2df): Likewise.
5384 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
5386 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
5387 (*vec_extractv2si_0): Ditto.
5388 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
5389 (zero_extended_scalar_load_operand splitters): Ditto.
5390 (vec_extract splitters): Ditto.
5391 (*vec_extractv4si_0_zext): Ditto.
5392 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5394 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5395 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5396 (*sse4_1_extractps): Use lowpart_subreg.
5397 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5399 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5401 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
5403 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
5404 Mention Solaris 11 packaging changes.
5405 Update gas and gld requirements.
5406 Remove reference to pre-Solaris 10 bug.
5407 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
5409 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
5412 2016-04-17 Jan Hubicka <jh@suse.cz>
5414 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
5415 max_loop_iterations_int.
5417 2016-04-18 Richard Biener <rguenther@suse.de>
5419 PR tree-optimization/43434
5420 * tree-ssa-structalias.c (struct vls_data): New.
5421 (visit_loadstore): Handle all pointer-based accesses.
5422 (compute_dependence_clique): Compute a bitmap of restrict tags
5423 assigned bases and pass it to visit_loadstore.
5425 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
5428 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
5429 armv8.1-a and armv8.1-a+crc.
5431 2016-04-18 Richard Biener <rguenther@suse.de>
5433 PR tree-optimization/70701
5434 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
5435 references after translating through a memcpy.
5437 2016-04-18 Richard Biener <rguenther@suse.de>
5439 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
5440 (compute_antic): ... here. For partial antic use regular
5441 postorder and scrap iteration.
5442 (compute_partial_antic_aux): Remove unused return value.
5443 (init_pre): Do not allocate postorder.
5444 (fini_pre): Do not free postorder.
5446 2016-04-18 Richard Biener <rguenther@suse.de>
5449 * expmed.c (extract_bit_field_1): Remove broken case
5450 using a wider MODE_INT mode.
5452 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
5454 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
5455 unless compiling with at least GCC-4.8.
5457 2016-04-17 Jan Hubicka <jh@suse.cz>
5460 * graphite.c (graphite_finalize): Update call to
5461 tree_estimate_probability.
5462 * predict.h (tree_estimate_probability): Update prototype.
5464 2016-04-17 Jan Hubicka <jh@suse.cz>
5466 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
5467 (tree_estimate_probability): Likewise.
5468 (pass_profile::execute): Update.
5469 (report_predictor_hitrates): New function.
5470 * profile.c (compute_branch_probabilities): Use it.
5471 * predict.h (report_predictor_hitrates): Declare.
5473 2016-04-17 Jan Hubicka <jh@suse.cz>
5476 * cgraph.h (cgraph_node::set_const_flag,
5477 cgraph_node::set_pure_flag): Update prototype to return bool;
5479 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
5480 of interposable symbol are interposable, too.
5481 (cgraph_set_const_flag_1): Rename to ...
5482 (set_const_flag_1): ... this one; change to self recursive function
5483 instead of call_for_symbol_thunks_and_aliases. Handle correctly
5484 clearnig the flag in all variants and also virtual thunks of const
5485 functions are pure; track if any change was done.
5486 (cgraph_node::set_const_flag): Update.
5487 (struct set_pure_flag_info): New struct.
5488 (cgraph_set_pure_flag_1): Rename to ...
5489 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
5490 rather than pointer encoded flags; track if any changes was done;
5491 handle correctly clearning flag and setting flag of aliases already
5493 (cgraph_node::set_pure_flag): Update.
5494 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
5496 2016-04-17 Tom de Vries <tom@codesourcery.com>
5499 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
5502 2016-04-17 Tom de Vries <tom@codesourcery.com>
5504 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
5505 '{}<> ' as escape-for-record.
5507 2016-04-17 Tom de Vries <tom@codesourcery.com>
5509 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
5512 2016-04-17 Tom de Vries <tom@codesourcery.com>
5515 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
5516 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
5517 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
5518 * passes.c (finish_optimization_passes): Only call
5519 finish_graph_dump_file if dfi->graph_dump_initialized.
5520 (execute_function_dump, pass_init_dump_file): Use
5521 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
5523 2016-04-17 Tom de Vries <tom@codesourcery.com>
5525 PR tree-optimization/70256
5526 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
5527 (debug_varmap): New function.
5529 2016-04-17 Tom de Vries <tom@codesourcery.com>
5532 * passes.c (pass_manager::register_pass): Propagate pflags.
5534 2016-04-17 Tom de Vries <tom@codesourcery.com>
5537 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
5538 * passes.c (pass_manager::pass_manager): Declare and init p_start in
5539 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
5540 check if it's equal to p_start.
5541 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
5543 2016-04-15 Jan Hubicka <jh@suse.cz>
5546 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
5547 function does not bind to current def.
5548 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
5549 handle conservatively calls to functions that does not need to bind
5551 (check_call): Update call of worse_state.
5552 (ignore_edge_for_nothrow): Update.
5553 (ignore_edge_for_pure_const): Likewise.
5554 (propagate_pure_const): Update calls to worse_state.
5555 (skip_function_for_local_pure_const): Reformat comments.
5557 2016-04-15 Jan Hubicka <jh@suse.cz>
5560 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
5561 (cgraph_node::function_symbol): Likewise.
5562 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5563 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
5564 (symtab_node::ultimate_alias_target): Add REF parameter.
5565 (symtab_node::binds_to_current_def_p): Declare.
5566 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
5567 (cgraph_node::function_symbol): Likewise.
5568 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5569 (cgraph_node::get_availability): Likewise.
5570 (cgraph_edge::binds_to_current_def_p): New inline function.
5571 (varpool_node::get_availability): Add REF parameter.
5572 (varpool_node::ultimate_alias_target): Likewise.
5573 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
5574 (symtab_node::binds_to_current_def_p): Likewise.
5575 * varpool.c (varpool_node::get_availability): Likewise.
5577 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5580 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
5581 Fix mode size check.
5583 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5585 * BASE-VER: Set to 7.0.0.
5587 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
5589 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
5591 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5593 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
5594 architecture revisions.
5596 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
5598 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
5599 * config/i386/i386.c (ix86_using_red_zone): No longer static.
5600 * config/i386/i386.md (stack decrement to push peepholes): Guard
5601 with !x86_using_red_zone ().
5603 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5606 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
5607 to dump_generic_node.
5608 (NIY): Pass also flags to do_niy.
5610 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
5612 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
5613 (simd_clone_vector_of_formal_parm_types)
5614 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
5615 (simd_clone_mangle, simd_clone_create)
5616 (simd_clone_adjust_return_type, create_tmp_simd_array)
5617 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
5618 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
5619 (ipa_simd_modify_function_body, simd_clone_linear_addend)
5620 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
5621 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
5622 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
5623 * omp-simd-clone.c: ... this new file.
5624 (simd_clone_vector_of_formal_parm_types): Make it static.
5625 * Makefile.in (OBJS): Add omp-simd-clone.o.
5627 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5630 * config/i386/sse.md: Use proper memory operand modifiers.
5633 2016-04-15 Richard Biener <rguenther@suse.de>
5634 Alan Modra <amodra@gmail.com>
5636 PR tree-optimization/70130
5637 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
5638 when alignment stays not the same and no not use the realign
5641 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5644 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5645 direct move handlers for KFmode. Change TFmode handlers test from
5646 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
5648 2016-04-14 Jakub Jelinek <jakub@redhat.com>
5651 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
5652 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
5653 (inlined_polymorphic_ctor_dtor_block_p): Use it.
5654 * tree-ssa-live.c (remove_unused_scope_block_p): When
5655 in_ctor_dtor_block, avoid discarding not just BLOCKs with
5656 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
5657 block_ultimate_origin is FUNCTION_DECL.
5658 (remove_unused_locals): If current_function_decl is
5659 polymorphic_ctor_dtor_p, pass initial true to
5660 remove_unused_scope_block_p' is_ctor_dtor_block.
5662 2016-04-14 Martin Sebor <msebor@redhat.com>
5667 * doc/extend.texi (Variable Length): Revert.
5669 2016-04-14 Marek Polacek <polacek@redhat.com>
5670 Jan Hubicka <hubicka@ucw.cz>
5673 * tree.c (verify_type): Disable the canonical type of main variant
5676 2016-04-14 Jason Merrill <jason@redhat.com>
5678 * cfgexpand.c, expr.c: Revert previous change.
5680 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
5683 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
5684 when building a mem ref for the incoming reduction variable.
5686 2016-04-14 Richard Biener <rguenther@suse.de>
5688 PR tree-optimization/70614
5689 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
5690 loop if the evolution dropped to chrec_dont_know.
5691 (interpret_condition_phi): Likewise.
5693 2016-04-14 Richard Biener <rguenther@suse.de>
5695 PR tree-optimization/70623
5696 * tree-ssa-pre.c (changed_blocks): Make global ...
5697 (compute_antic): ... local here. Move and fix worklist
5698 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
5699 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
5700 worklist handling, dump when ANTIC_IN changed.
5701 (compute_partial_antic_aux): Remove worklist handling.
5702 (init_pre): Do not compute post dominators. Add a comment about
5703 the CFG order chosen.
5704 (fini_pre): Do not free post dominators.
5706 2016-04-13 Martin Sebor <msebor@redhat.com>
5711 * doc/extend.texi (Variable Length): Document C++ specifics.
5713 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5716 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
5717 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
5718 eh edges have been purged.
5721 * tree-sra.c (create_access_replacement,
5722 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
5724 * tree-pretty-print.c (dump_fancy_name): New function.
5725 (dump_decl_name, dump_generic_node): Use it.
5727 2016-04-13 Jason Merrill <jason@redhat.com>
5729 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
5730 * expr.c (expand_expr_real_1): Likewise.
5732 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
5734 * config/i386/i386.md (kunpckhi): Swap operands.
5735 (kunpcksi): Likewise.
5736 (kunpckdi): Likewise.
5737 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
5738 (vec_pack_trunc_<mode>): Likewise.
5740 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5743 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
5746 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
5747 gimplification turns some element into non-constant.
5750 * rtl.h (convert_memory_address_addr_space_1): New prototype.
5751 * explow.c (convert_memory_address_addr_space_1): No longer static,
5752 add NO_EMIT argument and don't call convert_modes if true, pass
5753 it down recursively, remove break after return.
5754 (convert_memory_address_addr_space): Adjust caller.
5755 * simplify-rtx.c (simplify_unary_operation_1): Call
5756 convert_memory_address_addr_space_1 instead of convert_memory_address,
5757 if it returns NULL, don't simplify.
5759 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
5762 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
5764 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5766 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5767 Bump the upper SIMDLEN limits, so that if the return type or
5768 characteristic type if the return type is void can be passed in
5769 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
5772 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5775 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
5776 Do not use "=" constraint on an input constraint.
5777 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5778 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5779 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
5780 generates (neg (abs ...)) instead of (abs ...).
5782 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5784 PR rtl-optimization/70596
5785 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
5786 just invalidate LRA data and reset them. Adjust dump wording.
5788 2016-04-12 Martin Liska <mliska@suse.cz>
5791 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5793 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5795 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5796 max_loop_iterations_int.
5797 (tree_unswitch_outer_loop): Likewise.
5798 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5799 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5801 2016-04-12 Tom de Vries <tom@codesourcery.com>
5803 PR tree-optimization/68756
5804 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
5805 instead of new_name.
5807 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5809 PR tree-optimization/70602
5810 * tree-sra.c (generate_subtree_copies): Don't write anything into
5811 constant pool decls.
5813 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
5814 regardless whether there are depend clauses or not.
5816 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5819 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
5820 target attribute and pragma from changing the -mfloat128
5821 and -mfloat128-hardware options.
5823 * doc/extend.texi (Additional Floating Types): Document PowerPC
5824 __float128 restrictions.
5826 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5829 * config/aarch64/driver-aarch64.c
5830 (aarch64_get_extension_string_for_isa_flags): New.
5831 (arch_extension): Rename to...
5832 (aarch64_arch_extension): ...This.
5833 (ext_to_feat_string): Rename to...
5834 (aarch64_extensions): ...This.
5835 (aarch64_core_data): Keep track of architecture extension flags.
5836 (cpu_data): Rename to...
5837 (aarch64_cpu_data): ...This.
5838 (aarch64_arch_driver_info): Keep track of architecture extension
5840 (get_arch_name_from_id): Rename to...
5841 (get_arch_from_id): ...This, change return type.
5842 (host_detect_local_cpu): Update and reformat for renames, handle
5843 extensions through common infrastructure.
5845 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5848 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
5849 track of a canonical flag name.
5850 (all_extensions): Likewise.
5851 (arch_to_arch_name): Also track extension flags enabled by the arch.
5852 (all_architectures): Likewise.
5853 (aarch64_parse_extension): Move to here.
5854 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
5856 (aarch64_rewrite_selected_cpu): Update for above change.
5857 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
5858 are handled, such that the single explicit value enabled by an
5859 extension is kept seperate from the implicit values it also enables.
5860 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
5862 (aarch64_parse_extension): New.
5863 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
5864 here to config/aarch64/aarch64-protos.h.
5865 (aarch64_parse_extension): Move from here to
5866 common/config/aarch64/aarch64-common.c.
5867 (aarch64_option_print): Update.
5868 (aarch64_declare_function_name): Likewise.
5869 (aarch64_start_file): Likewise.
5870 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
5871 the canonical flag for extensions.
5872 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
5875 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5877 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
5880 2016-04-09 Tom de Vries <tom@codesourcery.com>
5882 PR tree-optimization/68953
5883 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
5884 first to last subscript.
5886 2016-04-09 Jakub Jelinek <jakub@redhat.com>
5888 PR tree-optimization/70586
5889 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
5892 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
5896 PR tree-optimization/70373
5900 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
5901 clauses for acc parallel reductions as necessary. Error on those
5903 * omp-low.c (scan_sharing_clauses): Don't install variables which
5904 are used in acc parallel reductions.
5905 (lower_rec_input_clauses): Remove dead code.
5906 (lower_oacc_reductions): Add support for reference reductions.
5907 (lower_reduction_clauses): Remove dead code.
5908 (lower_omp_target): Don't remap variables appearing in acc parallel
5910 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
5912 2016-04-08 Jakub Jelinek <jakub@redhat.com>
5915 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
5916 with multiple SSA_NAME defs, force the outputs other than first
5917 to be live before calling live_track_process_def on each output.
5919 PR rtl-optimization/70574
5920 * fwprop.c (forward_propagate_and_simplify): Don't add
5921 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
5922 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
5923 paradoxical subregs within *loc.
5925 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
5927 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
5928 -ftree-parallelize-loops={0,1}.
5929 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
5930 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
5931 * config/ia64/hpux.h (LIB_SPEC): Likewise.
5932 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
5933 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
5935 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
5938 * asan.c (instrument_derefs): If we get unknown location, extract it
5940 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
5942 2016-04-08 Tom de Vries <tom@codesourcery.com>
5944 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
5945 implicit firstprivate clause.
5947 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5950 * config/arm/thumb2.md (tst + branch-> lsls + branch
5951 peephole below *orsi_not_shiftsi_si): Require that condition
5952 register is dead after the peephole.
5953 (second peephole after the above): Likewise.
5955 2016-04-08 Alan Modra <amodra@gmail.com>
5958 * builtins.c (fold_builtin_classify): For IBM extended precision,
5959 look at just the high-order double to test for NaN.
5960 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
5961 test just the high double for Inf but both doubles for subnormal
5964 2016-04-07 Jakub Jelinek <jakub@redhat.com>
5966 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
5967 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
5968 node->simdclone->mask_mode != VOIDmode masks.
5969 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
5970 earlier, use it instead of node->simdclone.
5971 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5972 Set clonei->mask_mode.
5974 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5977 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
5978 Pass it through to cp_parser_already_scoped_statement.
5979 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
5980 it through to cp_parser_statement.
5981 (cp_parser_statement): Pass IF_P through to
5982 cp_parser_iteration_statement.
5983 (cp_parser_pragma): Adjust call to
5984 cp_parser_iteration_statement.
5986 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5989 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
5990 resolve a future -Wparentheses warning.
5991 * omp-low.c (scan_sharing_clauses): Likewise.
5992 * tree-parloops.c (eliminate_local_variables): Likewise.
5994 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
5996 PR rtl-optimization/70398
5997 * lra-constraints.c (process_address_1): Check zero scale and code
5998 for reloading with zero scale.
6000 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6002 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6003 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6005 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6007 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6008 Add support for AVX512F clones, include them by default for
6009 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6010 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6014 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6015 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6016 firstprivate clauses.
6017 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6018 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6019 (lower_omp_target): Set TREE_NO_WARNING for
6020 non-addressable possibly uninitialized vars which are copied into
6021 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6023 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6025 * config/pa/predicates.md (integer_store_memory_operand): Accept
6026 REG+D operands with a large offset when reload_in_progress is true.
6027 (floating_point_store_memory_operand): Likewise.
6029 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6032 * match.pd (nested int casts): Limit to GIMPLE.
6034 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6037 * ipa-devirt.c (maybe_record_node): Fix comment; use
6038 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6040 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6042 PR rtl-optimization/70542
6043 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6044 if there are any uses other than insn or debug insns.
6046 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6047 Jakub Jelinek <jakub@redhat.com>
6049 PR tree-optimization/70509
6050 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6051 Shift HOST_WIDE_INT_1U instead of 1.
6053 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6055 PR tree-optimization/70509
6056 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6057 of the vector base type for index.
6059 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6062 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6064 2016-04-05 Richard Biener <rguenther@suse.de>
6066 PR tree-optimization/70526
6067 * tree-sra.c (build_ref_for_offset): Use prev_base to
6068 extract the alias pointer type.
6070 2016-04-05 Richard Biener <rguenther@suse.de>
6072 * dse.c (struct store_info): Remove alias_set member.
6073 (struct read_info_type): Likewise.
6074 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6075 spill_deleted, clear_alias_set_lookup): Remove.
6076 (get_group_info): Remove dead base == NULL_RTX case.
6077 (dse_step0): Remove initialization of removed variables.
6078 (delete_dead_store_insn): Reomve alias set dumping.
6079 (free_read_records): Remove alias_set handling.
6080 (canon_address): Remove alias_set_out parameter.
6081 (record_store): Remove spill_alias_set, it's always zero.
6082 (check_mem_read_rtx): Likewise.
6083 (dse_step2): Rename from ...
6084 (dse_step2_nospill): ... this. Adjust.
6085 (scan_stores): Rename from ...
6086 (scan_stores_nospill): ... this.
6087 (scan_reads): Rename from ...
6088 (scan_reads_nospill): ... this.
6089 (scan_stores_spill, scan_reads_spill): Remove.
6090 (dse_step3_scan): Remove for_spills argument which is always false.
6091 (dse_step3): Likewise.
6092 (dse_step5): Rename from ...
6093 (dse_step5_nospill): ... this. Remove alias_set handling.
6094 (rest_of_handle_dse): Adjust.
6096 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6099 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6100 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6101 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6102 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6104 2016-04-05 Richard Biener <rguenther@suse.de>
6107 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6108 non-register type temporaries into SSA.
6110 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6113 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6114 calls when sanitizing.
6115 (possible_polymorphic_call_target_p): Fix formatting.
6117 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6118 Jakub Jelinek <jakub@redhat.com>
6121 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6122 to ensure a call statement is compatible with a built-in's
6124 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6127 2016-04-04 Richard Biener <rguenther@suse.de>
6129 PR rtl-optimization/70484
6130 * rtl.h (canon_output_dependence): Declare.
6131 * alias.c (canon_output_dependence): New function.
6132 * dse.c (record_store): Use canon_output_dependence rather
6133 than canon_true_dependence.
6135 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6138 * cgraph.h (symtab_node::copy_visibility_from): New function.
6139 * symtab.c (symtab_node::copy_visibility_from): New function.
6140 * ipa-visibility.c (optimize_weakref): New function.
6141 (function_and_variable_visibility): Use it.
6143 2016-04-04 Martin Liska <mliska@suse.cz>
6146 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6147 value that is really in range handled by SBR instruction.
6148 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6149 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6150 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6152 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6156 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6157 set, but not for SP_REG operands.
6159 2016-04-02 Martin Sebor <msebor@redhat.com>
6162 * fold-const.c (maybe_nonzero_address): New function.
6163 (fold_comparison): Call it. Fold equality and relational
6164 expressions involving null pointers.
6165 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6167 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6169 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6170 the "Y" constraint (scalar FP 0.0 immediate).
6172 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6173 Add the "const_double" to the list of operand constraints.
6175 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6177 PR rtl-optimization/70467
6178 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6179 If low word of the last operand is 0, just emit addition/subtraction
6182 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6185 * config/s390/s390.c (s390_expand_insv): Check for everything
6186 constant instead of just VOIDmode stuff.
6188 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6191 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6193 2016-04-01 Nathan Sidwell <nathan@acm.org>
6195 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6197 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6199 PR rtl-optimization/70461
6200 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6203 2016-03-31 Martin Liska <mliska@suse.cz>
6206 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6207 a tree value or an immediate integer value to a buffer
6208 that is eventually copied to a BRIG section.
6209 (emit_immediate_operand): Call the function here.
6210 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6211 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6212 of class' fields that are removed.
6213 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6214 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6215 m_brig_repr_size fields.
6217 2016-03-31 Martin Liska <mliska@suse.cz>
6220 * hsa-gen.c (hsa_function_representation::update_dominance): New
6222 (convert_addr_to_flat_segment): Likewise.
6223 (gen_hsa_memory_set): New alignment argument.
6224 (gen_hsa_ctor_assignment): Likewise.
6225 (gen_hsa_insns_for_single_assignment): Provide alignment
6226 to gen_hsa_ctor_assignment.
6227 (gen_hsa_insns_for_direct_call): Add new argument.
6228 (expand_lhs_of_string_op): New function.
6229 (expand_string_operation_builtin): Likewise.
6230 (expand_memory_copy): New function.
6231 (expand_memory_set): New function.
6232 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6233 (convert_switch_statements): Change signature.
6234 (generate_hsa): Use a return value of the function.
6235 (pass_gen_hsail::execute): Do not call
6236 convert_switch_statements here.
6237 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6238 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6239 (hsa_function_representation::update_dominance): New function.
6241 2016-03-31 Martin Liska <mliska@suse.cz>
6244 * hsa-brig.c (emit_directive_variable): Emit alignment
6245 according to hsa_symbol::m_align.
6246 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6247 (dump_hsa_symbol): Dump alignment of HSA symbols.
6248 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6249 (gen_hsa_addr_with_align): New function.
6250 (hsa_bitmemref_alignment): Use newly added function.
6251 (gen_hsa_insns_for_load): Likewise.
6252 (gen_hsa_insns_for_store): Likewise.
6253 (gen_hsa_memory_copy): New argument added.
6254 (gen_hsa_insns_for_single_assignment): Respect
6255 alignment for assignments processed via gen_hsa_memory_copy.
6256 (gen_hsa_insns_for_direct_call): Likewise.
6257 (gen_hsa_insns_for_return): Likewise.
6258 (gen_function_def_parameters): Set default alignment.
6259 * hsa.c (hsa_object_alignment): New function.
6260 (hsa_byte_alignment): Pasted function.
6261 * hsa.h (hsa_symbol::m_align): New field.
6263 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6265 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6266 scratch field for goto case.
6268 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6270 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6272 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6275 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6276 (scalar_chain::convert_insn): Call convert_op for reg
6277 moves to handle undefined registers.
6279 2016-03-31 Nathan Sidwell <nathan@acm.org>
6282 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6283 Assert we don't want to move backwards.
6285 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6288 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6290 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6292 PR rtl-optimization/70460
6293 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6294 with operand from REG_LABEL_OPERAND, instead substitute
6295 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6296 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6298 2016-03-31 Martin Liska <mliska@suse.cz>
6300 * passes.c (execute_one_pass): Do not call
6301 todo_after for a discarded function.
6303 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6305 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
6306 (no_cost, infinite_cost): Initialize the new field.
6307 (get_computation_cost_at): Record setup cost.
6308 (determine_use_iv_cost_address): Skip cost computation for sub
6309 uses if we can estimate it without losing accuracy.
6311 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6313 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6315 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6316 max_loop_iterations_int.
6317 (tree_unswitch_outer_loop): Likewise.
6318 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6319 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6321 2016-03-30 Richard Biener <rguenther@suse.de>
6324 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
6326 2016-03-30 Jakub Jelinek <jakub@redhat.com>
6329 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
6330 in gen_blendm expander.
6332 2016-03-30 Nick Clifton <nickc@redhat.com>
6335 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
6336 case where we are already provided with an SImode SUBREG.
6338 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
6341 * config/i386/i386.c (ix86_expand_epilogue): Properly check
6342 conflict between DRAP register and __builtin_eh_return.
6344 2016-03-30 Michael Matz <matz@suse.de>
6345 Richard Biener <rguenther@suse.de>
6348 * ipa-polymorphic-call.c (struct type_change_info): Change
6349 speculative to an unsigned allowing to limit the work we do.
6350 (csftc_abort_walking_p): New inline function..
6351 (check_stmt_for_type_change): Limit the number of may-defs
6352 skipped for speculative devirtualization to
6353 max-speculative-devirt-maydefs.
6354 * params.def (max-speculative-devirt-maydefs): New param.
6355 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
6357 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
6360 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
6363 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
6365 PR tree-optimization/59124
6366 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
6367 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
6369 2016-03-29 Jeff Law <law@redhat.com>
6371 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
6373 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6375 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
6378 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
6380 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
6381 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
6382 gcrt0.o if linking dynamically.
6384 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6387 * ipa-devirt.c (methods_equal_p): New function.
6388 (compare_virtual_tables): Use it.
6389 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6390 * cgraphclones.c (clone_function_name_1): Use
6391 symbol_table::symbol_suffix_separator.
6392 * coverage.c (build_var): Likewise.
6393 * symtab.c (symbol_table::symbol_suffix_separator): New.
6395 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6397 PR rtl-optimization/70429
6398 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6399 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6400 mode != result_mode.
6403 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
6405 PR tree-optimization/70405
6406 * ssa-iterators.h (num_imm_uses): Add missing braces.
6408 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
6410 PR rtl-optimization/68695
6411 * ira-color.c (allocno_copy_cost_saving): New.
6412 (improve_allocation): Use it.
6414 2016-03-29 Richard Henderson <rth@redhat.com>
6417 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
6419 2016-03-29 Richard Biener <rguenther@suse.de>
6422 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
6423 use alignment returned by get_pointer_alignment_1 if it is
6424 bigger than BITS_PER_UNIT.
6425 * builtins.c (get_pointer_alignment_1): Do not return true
6426 for alignment extracted from SSA info.
6428 2016-03-28 James Bowman <james.bowman@ftdichip.com>
6430 * config/ft32/ft32.opt (mnodiv): New.
6431 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
6432 * doc/invoke.texi (FT32 Options -mnodiv): New.
6434 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
6437 * config/i386/i386.md (define_split, andn): Fix modes.
6439 2016-03-26 Richard Biener <rguenther@suse.de>
6440 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6443 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
6445 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
6446 as 2nd argument to cl_optimization_restore().
6448 2016-03-25 Richard Henderson <rth@redhat.com>
6451 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
6452 * config/aarch64/aarch64-protos.h: Declare it.
6453 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
6455 2016-03-25 Alan Modra <amodra@gmail.com>
6458 * config/rs6000/constraints.md (j): Simplify.
6459 * config/rs6000/predicates.md (easy_fp_constant): Exclude
6461 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
6462 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
6463 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
6464 in all constraint alternatives.
6465 (movtd_64bit_nodm): Delete "j" constraint alternative.
6467 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6469 * tree-ssa-propagate.c: Enhance docs for
6470 SSA_PROP_NOT_INTERESTING.
6472 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6474 * doc/extend.texi: Fix typo in documentation to pure attribute.
6476 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
6479 * config/pa/pa.md (bswapdi2): Use a scratch register.
6481 2016-03-24 Richard Henderson <rth@redhat.com>
6484 * fold-const.c (extract_muldiv_1): Correct test for multiplication
6487 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
6489 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
6490 using ix86_expand_binary_operator instead of gen_andsi3.
6492 2016-03-24 Richard Biener <rguenther@suse.de>
6494 PR tree-optimization/70396
6495 * tree-vect-stmts.c (vectorizable_comparison): Use
6496 get_vectype_for_scalar_type.
6498 2016-03-24 Richard Biener <rguenther@suse.de>
6501 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
6502 with register bases.
6504 2016-03-24 Richard Biener <rguenther@suse.de>
6506 PR tree-optimization/70372
6507 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
6508 build_all_ones_cst to also handle vector types correctly.
6510 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6513 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
6516 2016-03-23 Marek Polacek <polacek@redhat.com>
6519 * doc/invoke.texi: Document -Wignored-attributes.
6521 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6523 PR tree-optimization/69042
6524 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
6525 parameter from 30 to 40.
6527 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6529 PR tree-optimization/69042
6530 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
6531 for use with constant offset stripped in base.
6533 2016-03-23 Richard Biener <rguenther@suse.de>
6536 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
6537 mode compatibility check.
6538 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6540 2016-03-23 Jeff Law <law@redhat.com>
6542 PR tree-optimization/64058
6543 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
6545 (struct ssa_conflicts): Move up earlier in the file.
6546 (conflicts_, var_map_): New static variables.
6547 (initialize_conflict_count): New function to initialize the
6548 CONFLICT_COUNT field for each conflict pair.
6549 (compare_pairs): Lazily initialize the conflict count and use it
6550 as the first tie-breaker.
6551 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
6552 and wipe conflicts_ and map_ around the call to qsort. Remove
6553 special case for 2 coalesce pairs.
6554 * bitmap.c (bitmap_count_unique_bits): New function.
6555 (bitmap_count_bits_in_word): New function, extracted from
6557 (bitmap_count_bits): Use bitmap_count_bits_in_word.
6558 * bitmap.h (bitmap_count_unique_bits): Declare it.
6560 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
6563 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
6564 transparent alias chain for decl assembler name.
6565 * config/sol2.c (solaris_assemble_visibility): Likewise.
6567 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6569 * config/arm/arm1020e.md (1020call_op): Reduce reservation
6571 (v10_fdivs): Likewise.
6572 (v10_fdivd): Likewise.
6574 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6577 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
6578 to not call fclose twice on file.
6580 2016-03-23 Jakub Jelinek <jakub@redhat.com>
6582 PR tree-optimization/70354
6583 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6584 oprnd0 is wider than oprnd1 and there is a cast from the wider
6585 type to oprnd1, mask it with the mask of the narrower type.
6588 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
6589 Optimize TARGET_STV splitters, if high or low word of last argument
6592 2016-03-22 Jeff Law <law@redhat.com>
6595 tree-ssa-threadbackward.c
6596 (fsm_find_control_statement_thread_paths): Correctly distinguish
6597 between old style jump threads vs FSM jump threads.
6599 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
6602 * config/i386/i386.c (scalar_chain::convert_op): Support
6603 uninitialized register usage case.
6605 2016-03-22 Richard Biener <rguenther@suse.de>
6608 * genmatch.c (gen_transform): Adjust last parameter to a three-state
6610 (capture::gen_transform): ... to change behavior when substituting
6611 a condition into cond or not-cond expr context.
6612 (dt_simplify::gen_1): Adjust.
6613 * gimple-match-head.c: Include gimplify.h for unshare_expr.
6614 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
6615 last change and instead change to
6616 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
6617 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6619 2016-03-22 Anthony Green <green@moxielogic.com>
6621 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
6622 issue for moxiebox targets.
6623 (CC1PLUS_SPEC): Ditto.
6625 2016-03-22 Richard Biener <rguenther@suse.de>
6628 * fold-const.c (extract_muldiv_1): Properly perform multiplication
6631 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6633 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
6635 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6638 * config/i386/i386.c (def_builtin): Handle
6639 OPTION_MASK_ISA_AVX512VL to be and-ed with other
6641 (const struct builtin_description bdesc_special_args[]):
6642 Remove duplicate ISA bits.
6644 2016-03-22 Jakub Jelinek <jakub@redhat.com>
6647 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
6648 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
6649 in a way that works also for AVX512BW.
6652 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
6653 instead of source if operands[1] is xmm16 and above and
6654 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
6655 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
6658 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
6659 on assign if (*from_p) is a comparison, set it to
6660 TREE_NO_WARNING (*from_p).
6662 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6665 * lra.c (restore_scratches): Ignore deleted insns.
6667 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
6668 Jakub Jelinek <jakub@redhat.com>
6670 PR tree-optimization/70317
6671 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
6674 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
6677 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
6678 of ix86_expand_move.
6680 (movti): Use general_operand for operand 1 predicate.
6682 2016-03-21 Martin Liska <mliska@suse.cz>
6684 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
6686 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
6688 2016-03-21 Martin Liska <mliska@suse.cz>
6691 * ipa-icf.c (sem_function::parse): Skip static
6692 constructors and destructors.
6694 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6697 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
6698 function-like macro, peek following token(s) if it is followed
6699 by CPP_OPEN_PAREN token with optional padding in between, and
6700 if not, don't treat it like a macro.
6702 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
6703 Alexander Monakov <amonakov@ispras.ru>
6705 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
6706 for the stabs debug format.
6708 2016-03-21 Richard Biener <rguenther@suse.de>
6710 PR tree-optimization/70310
6711 * tree-vect-generic.c (expand_vector_condition): Fold the built
6714 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
6717 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
6718 Block third alternative for AVX-512VL target,
6720 2016-03-21 Martin Liska <mliska@suse.cz>
6723 * hsa-brig.c (emit_function_directives): Mark unemitted
6724 global variables for emission.
6725 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
6726 (get_symbol_for_decl): Likewise.
6727 * hsa.h (struct hsa_symbol): New flag.
6729 2016-03-21 Richard Biener <rguenther@suse.de>
6731 PR tree-optimization/70288
6732 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
6733 we do not estimate unsimplified all-constant conditionals or
6734 switches as optimized away.
6736 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
6738 PR rtl-optimization/69102
6739 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
6740 when we have a readonly dependency context.
6742 2016-03-18 Jeff Law <law@redhat.com>
6744 PR rtl-optimization/70263
6745 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
6746 (update_equiv_regs): When trying to move a store to after the insn
6747 that sets the source of the store, make sure the store occurs after
6748 the insn that sets the source of the store. When successful note
6749 the REG_EQUIV note created in the dump file.
6751 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
6752 Bernd Schmidt <bschmidt@redhat.com>
6754 * doc/extend.texi: Document more potential problems with basic asms.
6756 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
6758 PR rtl-optimization/70278
6759 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
6762 2016-03-18 Jason Merrill <jason@redhat.com>
6764 * calls.c (load_register_parameters): Fix zero size sibcall logic.
6766 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
6768 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
6769 values to 128b regs.
6771 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
6773 PR tree-optimization/70252
6774 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
6775 boolean vector has a proper number of elements.
6776 (supportable_narrowing_operation): Likewise.
6778 2016-03-18 Tom de Vries <tom@codesourcery.com>
6781 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
6783 2016-03-18 Jakub Jelinek <jakub@redhat.com>
6785 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
6786 instead of replace_rtx for DEBUG_INSNs.
6788 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6790 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
6791 load type reservations.
6793 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
6796 * config/pa/constraints.md: Revert 2015-02-13 change. Use
6797 define_constraint for "Q" and "T" constraints.
6799 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
6801 Tweak the pipeline model for Exynos M1
6803 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
6806 2016-03-17 David Malcolm <dmalcolm@redhat.com>
6809 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
6810 where one or both locations aren't within a line_map.
6812 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
6815 * opts.c (finish_options): Don't set flag_pie to the default if
6816 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
6819 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
6821 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
6822 true as ALL_REGS argument to replace_rtx.
6824 2016-03-17 Richard Biener <rguenther@suse.de>
6827 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
6830 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6833 * rtl.h (replace_rtx): Add ALL_REGS argument.
6834 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
6835 equality and assert mode is the same, instead of just rtx pointer
6837 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
6838 true as ALL_REGS argument to replace_rtx.
6840 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
6842 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
6843 for boolean vector with vector mode only.
6844 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6846 2016-03-17 Nick Clifton <nickc@redhat.com>
6849 * config/rx/rx.c (rx_print_integer): Print negative constants in
6852 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6855 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
6857 2016-03-16 Richard Henderson <rth@redhat.com>
6858 Richard Biener <rguenth@suse.de>
6863 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
6864 first operand as is_gimple_condexpr.
6869 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
6870 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
6871 Do not gimplify the result.
6872 (do_unop): Adjust call to tree_vec_extract.
6873 (do_binop): Likewise.
6874 (do_compare): Likewise.
6875 (do_plus_minus): Likewise.
6876 (do_negate): Likewise.
6877 (expand_vector_condition): Likewise.
6878 (do_cond): Likewise.
6880 2016-03-16 Richard Henderson <rth@redhat.com>
6883 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
6884 (aarch64_classify_address): Use it.
6885 (aarch64_legitimize_address): Force all subexpressions of PLUS
6886 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
6888 2016-03-16 Jakub Jelinek <jakub@redhat.com>
6889 Richard Biener <rguenth@suse.de>
6892 * rtlanal.c (replace_rtx): For REG, if from is a REG,
6893 return to even if only REGNO is equal, and assert
6896 2016-03-11 Jeff Law <law@redhat.com>
6898 PR rtl-optimization/70224
6899 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
6901 2016-03-16 Richard Henderson <rth@redhat.com>
6904 * function.h (struct function): Add has_forced_label_in_static.
6905 * gimplify.c (force_labels_r): Set it.
6906 * lto-streamer-in.c (input_struct_function_base): Read it.
6907 * lto-streamer-out.c (output_struct_function_base): Write it.
6908 * tree-inline.c (has_label_address_in_static_1): Remove.
6909 (copy_forbidden): Remove fndecl parameter; test
6910 has_forced_label_in_static.
6911 (inline_forbidden_p): Update call to copy_forbidden.
6912 (tree_versionable_function_p): Likewise.
6913 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
6914 (chkp_versioning): Likewise.
6915 * tree-inline.h (copy_forbidden): Update decl.
6917 2016-03-16 Marek Polacek <polacek@redhat.com>
6920 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
6921 function being thunked if the result type doesn't have fixed size.
6922 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
6923 doesn't have fixed size.
6925 2016-03-16 Bin Cheng <bin.cheng@arm.com>
6927 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
6928 reporting malformed loop nest.
6930 2016-03-16 Tom de Vries <tom@codesourcery.com>
6933 * ipa-devirt.c (possible_polymorphic_call_targets): Move
6934 nodes.length () == 1 test to before first nodes[0] access.
6936 2016-03-16 Tom de Vries <tom@codesourcery.com>
6938 PR tree-optimization/68715
6939 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
6942 2016-03-16 Tom de Vries <tom@codesourcery.com>
6944 PR tree-optimization/68809
6945 * graphite-scop-detection.c (same_close_phi_node): Test if result types
6948 2016-03-16 Carlos O'Donell <carlos@redhat.com>
6949 Sandra Loosemore <sandra@codesourcery.com>
6951 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
6952 on leaf attribute. Mention ELF interposition problems.
6954 2016-03-16 Alan Modra <amodra@gmail.com>
6956 PR rtl-optimization/69195
6957 PR rtl-optimization/47992
6958 * ira.c (indirect_jump_optimize): Ignore artificial defs.
6961 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
6964 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
6966 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6968 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
6970 2016-03-15 Jakub Jelinek <jakub@redhat.com>
6972 PR rtl-optimization/70222
6973 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
6974 optimization if mode is different from result_mode, queue up masking
6975 of the result in outer_op. Formatting fix.
6978 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
6981 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6983 PR rtl-optimization/69032
6984 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
6985 looping backwards over basic block insns.
6987 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6990 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
6991 to non-speculative when propagating trap bits.
6993 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6995 PR rtl-optimization/63384
6996 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
6999 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7002 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7003 factored out from ...
7004 (sched_analyze_insn): ... here.
7005 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7006 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7007 get_implicit_reg_pending_clobbers in it.
7008 (setup_id_reg_sets): Use setup_id_implicit_regs.
7009 (deps_init_id): Ditto.
7011 2016-03-15 Tom de Vries <tom@codesourcery.com>
7014 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7016 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7017 execute_function_dump.
7018 (execute_one_pass): Don't dump function if it will be dumped after ipa
7021 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7023 * genrecog.c (match_pattern_2): If pred is NULL don't call
7024 safe_predicate_mode on it.
7026 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7029 * lra-constraints.c (delete_move_and_clobber): Change assertion
7030 to also allow dregno == 0.
7032 2016-03-14 Richard Henderson <rth@redhat.com>
7035 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7036 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7037 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7038 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7041 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7044 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7046 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7048 * lra-constraints.c (split_reg): For hard regs, try to find the
7049 biggest single-register mode used in the function.
7051 2016-03-14 Richard Biener <rguenther@suse.de>
7053 PR tree-optimization/56365
7054 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7055 constants to compare against.
7057 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7060 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7061 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7062 (define_split for the GPR case): Use int_reg_operand instead of
7063 gpc_reg_operand for the output.
7065 2016-03-14 Tom de Vries <tom@codesourcery.com>
7067 PR tree-optimization/70045
7068 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7069 create_empty_if_region_on_edge argument.
7071 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7073 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7074 (STACK_CHECK_PROTECT): Likewise.
7075 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7076 (STACK_CHECK_PROTECT): Likewise.
7077 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7078 (STACK_CHECK_PROTECT): Likewise.
7079 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7080 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7081 (STACK_CHECK_PROTECT): Likewise.
7083 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7085 PR rtl-optimization/69307
7086 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7087 registers in modes that span more than one register.
7089 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7092 * lra-constraints.c (delete_move_and_clobber): New.
7093 (remove_inheritance_pseudos): Use it.
7095 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7098 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7099 the libcall is LCT_THROW.
7100 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7101 for the checking routine.
7103 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7106 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7107 optimization if we have direct move.
7108 (roundu32<mode>2_fprs): Likewise.
7110 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7113 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7115 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7116 Arguments swapped. All callers changed. Take reg_renumber into
7117 account, and Calculate and compare register ranges for hard regs.
7119 2016-03-11 Jeff Law <law@redhat.com>
7121 PR tree-optimization/70190
7122 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7123 Handle cases where we can not extract the taken edge, even though we
7124 found a constant value.
7126 PR tree-optimization/64058
7127 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7128 (num_coalesce_pairs): Move up earlier in file.
7129 (find_coalesce_pair): Initialize the INDEX field for each pair
7131 (compare_pairs): No longer sort on the elements in each pair.
7132 Instead break ties with the index of the coalesce pair.
7134 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7137 * config/aarch64/aarch64-protos.h
7138 (aarch64_save_restore_target_globals): New prototype.
7139 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7140 Call the above when popping pragma.
7141 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7143 (aarch64_set_current_function): Rewrite using the above.
7145 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7147 PR tree-optimization/70177
7148 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7149 (extract_ops_from_tree): ... this. In the 2 argument
7150 overload remove _1 suffix.
7151 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7152 (extract_ops_from_tree): ... this.
7153 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7155 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7156 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7157 extract_ops_from_tree instead of 2 operand one.
7159 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7161 PR tree-optimization/70013
7162 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7163 for constant-pool entries.
7165 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7167 PR rtl-optimization/70174
7168 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7169 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7171 PR tree-optimization/70169
7172 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7173 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7176 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7177 Jakub Jelinek <jakub@redhat.com>
7180 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7181 of uninitialized values.
7183 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7185 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7187 ("*trunctddd2"): New pattern definition.
7188 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7191 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7193 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7194 definitions for BFP and DFP rounding modes.
7195 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7196 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7197 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7198 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7201 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7203 * config/s390/constraints.md: Adjust comment.
7204 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7205 s390_decompose_addrstyle_without_index.
7206 * config/s390/predicates.md (shift_count_or_setmem_operand):
7207 Rename to setmem_operand.
7208 * config/s390/s390-protos.h
7209 (s390_decompose_shift_count): Rename to
7210 s390_decompose_addrstyle_without_index.
7211 * config/s390/s390.c (s390_decompose_shift_count)
7212 (s390_mem_constraint, print_shift_count_operand)
7213 (print_operand_address, print_operand): Rename
7214 s390_decompose_shift_count to
7215 s390_decompose_addrstyle_without_index and rename
7216 print_shift_count_operand to print_addrstyle_operand troughout the
7218 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7219 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7220 Rename shift_count_or_setmem_operand to setmem_operand.
7221 * config/s390/vx-builtins.md ("vec_insert<mode>")
7222 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7225 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7228 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7229 Handle overlapping retval and newval.
7231 2016-03-10 Nick Clifton <nickc@redhat.com>
7234 * config/aarch64/aarch64.c
7235 (aarch64_override_options_after_change_1): When forcing
7236 flag_omit_frame_pointer to be true, use a special value that can
7237 be detected if this function is called again, thus preventing
7238 flag_omit_leaf_frame_pointer from being forced to be false.
7240 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7242 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7243 Set x_flag_omit_leaf_frame_pointer when handling
7244 -momit-leaf-frame-pointer.
7246 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7249 * cgraph.c (cgraph_node::dump): Dump split_part and
7250 indirect_call_target.
7251 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7252 * ipa.c (has_addr_references_p): Cleanup.
7253 (is_indirect_call_target_p): New.
7254 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7255 called indirectly as local.
7256 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7258 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7261 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7262 on cxa_pure_virtual.
7264 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7267 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7269 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7272 * tree.c (need_assembler_name_p): Only record main variant type names.
7274 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7277 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7278 Always define to 0 or 1.
7279 (TARGET_FIX_ERR_A53_843419): New macro.
7280 * config/aarch64/aarch64-elf-raw.h
7281 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7282 * config/aarch64/aarch64-linux.h: Likewise.
7283 * config/aarch64/aarch64.c
7284 (aarch64_override_options_after_change_1): Do not default
7285 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7287 (aarch64_attributes): Handle fix-cortex-a53-843419.
7288 (aarch64_can_inline_p): Likewise.
7289 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7291 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7292 Jakub Jelinek <jakub@redhat.com>
7294 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7295 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7296 DECL_COMMONS if flag_unconstrained_commons is set.
7297 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7298 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7299 (funconstrained-commons): Document.
7301 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7303 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
7304 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
7306 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
7308 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
7309 has a proper number of elements.
7311 2016-03-10 Alan Modra <amodra@gmail.com>
7313 PR rtl-optimization/69195
7314 PR rtl-optimization/47992
7315 * ira.c (recorded_label_ref): Delete.
7316 (update_equiv_regs): Return void.
7317 (indirect_jump_optimize): New function.
7318 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
7319 before regstat_compute_ri. Don't rebuild_jump_labels here.
7320 Delete update_regstat.
7322 2016-03-10 Richard Biener <rguenther@suse.de>
7324 PR tree-optimization/70128
7325 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7326 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
7328 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7330 PR tree-optimization/70152
7331 * tree-sra.c (replace_removed_params_ssa_names): Copy over
7332 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
7335 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
7336 instead of gen_sse2_loadlpd.
7337 * config/i386/sse.md (*vec_concatv2df): Rename to...
7338 (vec_concatv2df): ... this.
7340 PR tree-optimization/70127
7341 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
7343 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7347 * diagnostic-show-locus.c (compatible_locations_p): New function.
7348 (layout::layout): Sanitize ranges using compatible_locations_p.
7350 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7354 * diagnostic-show-locus.c (layout_range::layout_range): Replace
7355 location_range param with three const expanded_locations * and a
7357 (layout::layout): Replace call to
7358 rich_location::lazily_expand_location with get_expanded_location.
7359 Extract the range and perform location expansion here, passing
7360 the results to the layout_range ctor.
7361 * diagnostic.c (source_range::debug): Delete.
7362 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
7363 of rich_location::get_expanded_location.
7364 * gcc-rich-location.c (get_range_for_expr): Delete.
7365 (gcc_rich_location::add_expr): Reimplement to avoid the
7366 rich_location::add_range overload that took a location_range,
7367 passing a location_t instead.
7369 2016-03-09 Richard Biener <rguenther@suse.de>
7370 Jakub Jelinek <jakub@redhat.com>
7372 PR tree-optimization/70138
7373 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7374 Also skip vect_double_reduction_def.
7376 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7379 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
7380 if the operand is "m".
7382 2016-03-09 Nathan Sidwell <nathan@acm.org>
7384 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
7386 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7388 * config/i386/i386.c (processor_target_table): Fix cost table
7389 intialization order for znver1.
7391 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7393 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7394 - becuase -> because.
7395 * ipa-reference.c (ignore_module_statics): Likewise.
7396 * cgraph.c (cgraph_node::get_body): Likewise.
7397 * ipa-inline.c (early_inliner): Likewise.
7398 * ipa-devirt.c (types_same_for_odr): Likewise.
7399 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7400 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7402 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7404 * tree-ssa-math-opts.c: Fix typo in comment.
7406 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7409 * config/i386/i386.c (scalar_chain::make_vector_copies,
7410 scalar_chain::convert_reg): Call end_sequence in between
7411 get_insns and emit_conversion_insns rather than after both
7414 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
7417 * config/i386/i386.h (machine_function): Add
7418 pc_thunk_call_expanded flag.
7419 (ix86_pc_thunk_call_expanded): New define.
7420 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
7421 (*set_got): Rename insn pattern from set_got.
7422 (*set_got_labelled): Rename inst pattern from set_got_labelled.
7423 * config/i386/i386.c (ix86_compute_frame_layout): Use
7424 ix86_pc_thunk_call_expanded to prevent red-zone.
7426 2016-03-07 Martin Jambor <mjambor@suse.cz>
7428 * hsa.h (hsa_get_ctor_statements): Declare.
7429 (hsa_get_dtor_statements): Likewise.
7430 (hsa_get_kernel_dispatch_type): Likewise.
7431 * hsa.c (hsa_get_ctor_statements): New function.
7432 (hsa_get_dtor_statements): Likewise.
7433 (hsa_get_kernel_dispatch_type): Likewise.
7434 * hsa-brig.c (hsa_cdtor_statements): Removed.
7435 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
7436 hsa_get_dtor_statements.
7437 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
7438 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
7440 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
7442 * config/arm/arm-cores.def (cortex-r8): New.
7443 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
7444 * config/arm/arm-tune.md: Likewise.
7445 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
7447 2016-03-07 Martin Sebor <msebor@redhat.com>
7449 PR rtl-optimization/19705
7450 * doc/invoke.texi (Options That Control Optimization): Clarify
7451 -fno-branch-count-reg.
7453 2016-02-26 Richard Biener <rguenther@suse.de>
7454 Jeff Law <law@redhat.com>
7456 PR tree-optimization/69740
7457 * cfghooks.c (remove_edge): Request loop fixups if we delete
7458 an edge that might turn an irreducible loop into a natural
7460 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
7461 Move after definition of loops_state_clear.
7463 2016-03-07 Bin Cheng <bin.cheng@arm.com>
7465 PR rtl-optimization/69052
7466 * rtlanal.c (commutative_operand_precedence): Set higher precedence
7469 2016-03-07 Tom de Vries <tom@codesourcery.com>
7471 PR tree-optimization/70116
7472 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
7473 is_tm_ending stmts and ubsan/asan internal functions.
7474 (find_duplicate): Use it. Don't test is_tm_ending here.
7476 2016-03-07 Richard Biener <rguenther@suse.de>
7478 PR tree-optimization/70115
7479 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
7480 (propagate_constants_for_unrolling): Use replace_uses_by.
7482 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
7485 * omp-low.c (struct oacc_loop): Add ifns.
7486 (new_oacc_loop_raw): Initialize it.
7487 (finish_oacc_loop): Clear mask & flags if no ifns.
7488 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
7489 (oacc_loop_xform_loop): Add ifns arg & adjust.
7490 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
7492 2016-03-07 Richard Henderson <rth@redhat.com>
7495 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
7496 (insert_value_copy_on_edge): Likewise.
7498 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7500 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
7502 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7505 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
7507 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7509 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
7511 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7513 Fix sseimul type attribute.
7514 * config/i386/znver1.md
7515 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
7516 znver1_sseimul_avx256_load) : Fix the type attribute.
7517 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
7518 pipe usage and latency.
7520 2016-03-05 Jakub Jelinek <jakub@redhat.com>
7523 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
7524 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
7527 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7530 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
7532 PR rtl-optimization/69941
7533 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
7534 the reg share its mode.
7536 2016-03-04 Jeff Law <law@redhat.com>
7538 PR tree-optimization/69196
7539 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7540 If the both SSA_NAMEs are anonymous, then consider them unassociated
7541 and include the PHI in the statement count.
7543 2016-03-05 Tom de Vries <tom@codesourcery.com>
7545 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
7546 construct in oacc routine. Check for oacc region in oacc routine.
7548 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7551 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
7552 2016-02-22 changes, instead don't recurse if RECUR is already true.
7553 Don't change *dynamic_check if RECUR. Adjust recursive caller
7554 to pass true to the new argument.
7555 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
7558 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
7559 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
7561 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
7563 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7565 PR rtl-optimization/57676
7566 * lra-assigns.c (lra_assign): Guard test for maximum iterations
7569 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
7571 * tree-vect-patterns.c (search_type_for_mask): Handle
7572 comparison of booleans.
7574 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7576 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
7580 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
7581 all other ops that have dw_val_class_die_ref operands,
7582 and DW_OP_GNU_entry_value.
7584 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7586 PR rtl-optimization/69904
7587 * config/arm/arm.c (arm_cannot_copy_insn_p):
7588 Return true for load-exclusive instructions.
7590 2016-03-03 Jakub Jelinek <jakub@redhat.com>
7593 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
7594 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
7595 the pattern no matter if it is used just by non-pattern, pattern
7597 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
7598 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7599 oprnd1 def_stmt is in pattern, don't look through it.
7601 2016-03-03 Marek Polacek <polacek@redhat.com>
7604 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
7606 2016-03-03 Martin Liska <mliska@suse.cz>
7608 PR tree-optimization/70043
7609 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
7610 previous statement if we see a debug statement.
7612 2016-03-03 Richard Biener <rguenther@suse.de>
7614 PR tree-optimization/55936
7615 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
7616 parameter and guard unsafe equivalence use.
7617 (vrp_evaluate_conditional_warnv_with_ops): Always use
7618 safe equivalences but not via the quadratic compare_names
7621 2016-03-03 Michael Collison <michael.collison@linaro.org>
7624 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
7625 for operand 1 to s_register_operand. Change predicate for operand
7626 2 to arm_not_immediate_operand.
7628 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
7630 * doc/tm.texi: Regenerated.
7632 2016-03-02 Richard Henderson <rth@redhat.com>
7635 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
7636 simplification when all args are positive non-fixed registers.
7638 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7640 * target.def (lra_p): Specify that new ports should use LRA.
7642 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7645 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
7646 gimplify_type_sizes the type they refer to.
7647 (omp_notice_variable): Handle reference vars to VLAs.
7648 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
7649 reference to VLA decls in the second pass instead of first pass.
7651 2016-03-02 Tom de Vries <tom@codesourcery.com>
7653 PR tree-optimization/68659
7654 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
7655 new_expr == NULL_TREE.
7656 (get_new_name): Handle ADDR_EXPR.
7658 2016-03-02 Bin Cheng <bin.cheng@arm.com>
7660 PR rtl-optimization/69052
7661 * loop-invariant.c (canonicalize_address): New function.
7662 (inv_can_prop_to_addr_use): Check validity of address expression
7663 which is canonicalized by above function.
7665 2016-03-02 Alan Modra <amodra@gmail.com>
7668 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
7671 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7674 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
7675 (*movhi_internal): Put mask moves from and to memory separately
7676 from moves from/to GPRs.
7678 2016-03-02 Richard Biener <rguenther@suse.de>
7680 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
7681 GENERIC expressions in GIMPLE.
7683 2016-03-02 Richard Biener <rguenther@suse.de>
7685 * config/i386/i386.c (type_natural_mode): Fix typo.
7687 2016-03-02 Nick Clifton <nickc@redhat.com>
7689 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
7691 2016-03-02 Richard Biener <rguenther@suse.de>
7692 Uros Bizjak <ubizjak@gmail.com>
7695 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
7697 2016-03-02 Richard Biener <rguenther@suse.de>
7700 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
7702 2016-03-02 Marek Polacek <polacek@redhat.com>
7705 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
7706 "is promoted to" warning.
7708 2016-03-01 DJ Delorie <dj@redhat.com>
7710 * config.gcc: Deprecate mep-*.
7712 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
7715 * lra-constraints.c (regno_val_use_in): New.
7716 (match_reload): Use it instead of regno_use_in.
7718 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7720 PR rtl-optimization/70007
7721 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
7722 references present in REG_EQUAL notes attached to non-SET patterns.
7724 2016-03-01 Jeff Law <law@redhat.com>
7726 PR tree-optimization/69196
7727 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7728 Appropriately clamp the number of statements to copy when the
7729 thread path does not traverse a loop backedge.
7731 PR tree-optimization/69196
7732 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7733 Do count some PHIs in the thread path against the insn count. Decrease
7734 final statement count by one as the control statement in the last
7735 block will get removed. Remove special cased code for handling PHIs
7738 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
7741 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
7742 asm dialect alternatives to explicit GOTPCREL calls.
7744 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7747 * ira.c (do_reload): Issue warning for generic stack checking here...
7748 * reload1.c (reload): ...instead of here and streamline it.
7750 2016-03-01 Nick Clifton <nickc@redhat.com>
7752 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
7754 2016-03-01 Richard Biener <rguenther@suse.de>
7756 PR tree-optimization/69983
7757 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
7758 types and fall back to operand_equal_p.
7760 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7763 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7765 * config/s390/constraints.md ("jm8"): New constraint.
7766 * config/s390/predicates.md ("const_int_8bitset_operand"): New
7768 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
7770 ("*setmem_long<setmem_and>"): New pattern.
7771 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
7773 ("*setmem_long_31z<setmem_and>"): New pattern.
7774 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
7775 New substitution rules with the required attributes.
7778 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7781 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7783 * gensupport.c (process_substs_on_one_elem): Split loop to
7784 complete mark_operands_used_in_match_dup on all expressions in the
7786 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7787 and remove function.
7789 2016-03-01 Richard Biener <rguenther@suse.de>
7792 * fold-const.c (fold_indirect_ref_1): Fix range checking for
7793 vector BIT_FIELD_REF extract.
7795 2016-03-01 Richard Biener <rguenther@suse.de>
7797 PR tree-optimization/69994
7798 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
7800 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
7802 PR tree-optimization/69956
7803 * tree-vect-stmts.c (supportable_widening_operation): Support
7804 multi-step conversion of boolean vectors.
7805 (supportable_narrowing_operation): Likewise.
7807 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7809 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
7812 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7814 * config/s390/subst.md (DSI_VI): New mode iterator.
7815 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
7816 * config/s390/vector.md ("vec_set<mode>"): Move expander before
7817 the insn definition.
7818 ("*vec_set<mode>"): Change predicate and add alternative to
7819 support only either register or const_int operands as element
7821 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
7823 ("vec_extract<mode>"): New expander.
7824 ("*vec_extract<mode>"): New insn definition supporting reg and
7825 const_int element selectors.
7826 ("*vec_extract<mode>_plus"): New insn definition supporting
7827 reg+const_int element selectors.
7828 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
7829 following expander+insn definition.
7830 ("<vec_shifts_name><mode>3"): New expander.
7831 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
7833 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7835 * config/s390/s390.md ("*tabort_1"): Change predicate to
7836 nonmemory_operand. Add a second alternative to cover
7837 register as well as const int operands.
7838 ("*tabort_1_plus"): New pattern definition.
7840 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7842 * config/s390/s390.md ("*ashrdi3_cc_31")
7843 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
7844 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
7845 Merge insn definitions into ...
7846 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7847 New pattern definition.
7848 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
7849 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
7850 ("*ashr<mode>3_and"): Merge insn definitions into ...
7851 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7852 New pattern definition.
7853 * config/s390/subst.md ("addr_style_op_cc_subst")
7854 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
7855 substitutions patterns plus attributes.
7856 Add ashiftrt to SUBST iterator.
7858 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7860 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
7861 op2 to nonmemory_operand.
7862 ("*<shift>di3_31", "*<shift>di3_31_and"):
7863 Merge into single pattern definition ...
7864 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
7865 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
7866 pattern definition ...
7867 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
7868 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
7871 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7873 * config/s390/predicates.md (const_int_6bitset_operand): New
7875 * config/s390/s390.md: Include subst.md.
7876 ("rotl<mode>3"): New expander.
7877 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
7879 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
7880 * config/s390/subst.md: New file.
7882 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7884 * config/s390/s390.md ("op_type", "atype", "length" attributes):
7885 Remove RRR type. It doesn't really exist.
7886 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
7888 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
7889 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
7890 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
7891 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
7892 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
7893 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
7894 `enabled' attribute.
7896 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7898 * gensupport.c (process_substs_on_one_elem): Split loop to
7899 complete mark_operands_used_in_match_dup on all expressions in the
7901 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7902 and remove function.
7904 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7907 * config/sparc/sparc.c (NWORDS_UP): Rename to...
7908 (CEIL_NWORDS): ...this. Use CEIL macro.
7909 (compute_fp_layout): Adjust to above renaming.
7910 (function_arg_union_value): Likewise.
7911 (sparc_arg_partial_bytes): Likewise.
7912 (sparc_function_arg_advance): Likewise.
7914 2016-02-29 Jeff Law <law@redhat.com>
7916 PR tree-optimization/70005
7917 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
7918 where an object with a boolean range is compared against a value
7921 PR tree-optimization/69999
7922 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
7923 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
7926 2016-02-29 Richard Biener <rguenther@suse.de>
7928 PR tree-optimization/69994
7929 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
7930 (get_unary_op): Look through nop conversions.
7931 (ops_equal_values_p): New function, look for equality diregarding
7933 (eliminate_plus_minus_pair): Use ops_equal_values_p
7934 (repropagate_negates): Do not use get_unary_op here.
7936 2016-02-29 Martin Liska <mliska@suse.cz>
7938 * system.h: Poison ENABLE_CHECKING macro.
7940 2016-02-29 Martin Liska <mliska@suse.cz>
7942 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
7943 is presented in dump flags.
7944 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7945 (hsa_regalloc): Likewise.
7947 2016-02-19 Richard Biener <rguenther@suse.de>
7949 PR tree-optimization/69980
7950 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
7951 permutation of those we need to keep.
7953 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7956 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
7957 (NWORDS_UP): ...this
7958 (init_cumulative_args): Minor tweaks.
7959 (sparc_promote_function_mode): Likewise.
7960 (scan_record_type): Delete.
7961 (traverse_record_type): New function template.
7962 (classify_data_t): New structure type.
7963 (classify_registers): New inline function.
7964 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
7965 exhausted. Instantiate traverse_record_type on classify_registers and
7966 deal with the case of a structure passed in slot #15 with no FP field
7968 (assign_data_t): New structure type.
7969 (compute_int_layout): New static function.
7970 (compute_fp_layout): Likewise.
7971 (count_registers): New inline function.
7972 (assign_int_registers): New static function.
7973 (assign_fp_registers): Likewise.
7974 (assign_registers): New inline function.
7975 (function_arg_record_value_1): Delete.
7976 (function_arg_record_value_2): Likewise.
7977 (function_arg_record_value_3): Likewise.
7978 (function_arg_record_value): Adjust to above changes. Instantiate
7979 traverse_record_type on count_registers to first count the number of
7980 registers to be used and then on assign_registers to assign them.
7981 (function_arg_union_value): Adjust to above renaming.
7982 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
7983 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
7984 case of a structure passed in slot #15
7985 (sparc_function_arg_advance): Likewise.
7986 (function_arg_padding): Minor tweak.
7988 2016-02-29 Richard Biener <rguenther@suse.de>
7990 PR tree-optimization/69720
7991 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
7992 the adjustment_def path for possibly vectorized defs.
7993 (vect_create_epilog_for_reduction): Handle vectorized initial
7996 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
7998 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8000 2016-02-27 Jeff Law <law@redhat.com>
8003 2016-02-26 Richard Biener <rguenther@suse.de>
8004 Jeff Law <law@redhat.com>
8006 PR tree-optimization/69740
8007 * cfghooks.c (remove_edge): Request loop fixups if we delete
8008 an edge that might turn an irreducible loop into a natural
8011 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8013 PR rtl-optimization/69896
8014 * tree-vect-generic.c (get_compute_type): Avoid single element
8017 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8019 Rename the AArch64 tuning option and related functions to enable the
8020 Newton series for the reciprocal square root to reflect its
8021 approximative characteristic.
8023 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8024 function to "aarch64_emit_approx_rsqrt".
8025 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8026 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8027 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8028 (xgene1_tunings): Likewise.
8029 (use_rsqrt_p): Likewise.
8030 (aarch64_emit_swrsqrt): Use new function name.
8031 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8032 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8033 text explaining this option.
8034 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8036 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8039 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8040 complain about -mallow-movmisalign without -mvsx if
8041 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8043 2016-02-26 Joel Sherrill <joel@rtems.org>
8045 * config.gcc: Add x86_64-*-rtems*.
8046 * config/i386/rtems-64.h: New file.
8048 2016-02-26 Joel Sherrill <joel@rtems.org>
8050 * config.gcc: Add aarch64-*-rtems*.
8051 * config/aarch64/rtems.h: New file.
8053 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8056 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8057 shift amount using %h. Add comment.
8059 2016-02-26 Richard Biener <rguenther@suse.de>
8060 Jeff Law <law@redhat.com>
8062 PR tree-optimization/69740
8063 * cfghooks.c (remove_edge): Request loop fixups if we delete
8064 an edge that might turn an irreducible loop into a natural
8067 2016-02-26 Martin Jambor <mjambor@suse.cz>
8070 * tree-sra.c (sra_modify_assign): Do not remove loads of
8071 uninitialized aggregates to SSA_NAMEs.
8073 2016-02-26 Richard Henderson <rth@redhat.com>
8076 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8077 pseudo in case the target rtx matches the source of the left
8080 2016-02-26 Martin Jambor <mjambor@suse.cz>
8083 * hsa.h (hsa_type_packed_p): Declare.
8084 * hsa.c (hsa_type_packed_p): New function.
8085 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8087 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8088 * hsa-brig.c (emit_basic_insn): Likewise.
8090 2016-02-26 Martin Jambor <mjambor@suse.cz>
8093 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8095 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8097 2016-02-26 Martin Jambor <mjambor@suse.cz>
8099 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8100 hsa_op_with_type operands.
8101 (hsa_unsigned_type_for_type): Declare.
8102 * hsa.c (hsa_unsigned_type_for_type): New function.
8103 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8104 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8105 the finalizer. Do not emit extra move.
8107 2016-02-26 Martin Jambor <mjambor@suse.cz>
8109 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8110 atomic operations in private segment.
8112 2016-02-26 Martin Jambor <mjambor@suse.cz>
8114 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8115 statements to wi->info. Also disallow omp simd constructs.
8116 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8117 for not gridifying. Dump special string for omp_for.
8119 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8122 * config/aarch64/aarch64.c (aarch64_set_current_function):
8123 Save/restore target globals when switching to
8124 target_option_default_node.
8126 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8129 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8130 Return 0 if !SHIFT_COUNT_TRUNCATED.
8132 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8133 Eric Botcazou <ebotcazou@adacore.com>
8135 PR rtl-optimization/69891
8136 * dse.c (scan_insn): If we can't figure out memset arguments
8137 or they are non-constant, call clear_rhs_from_active_local_stores.
8139 2016-02-26 Martin Liska <mliska@suse.cz>
8141 * doc/extend.texi: Mention clog10, clog10f an clog10l
8142 in Builtins section.
8144 2016-02-26 Martin Liska <mliska@suse.cz>
8146 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8148 (resolve_args_picking_1): Likewise.
8149 * dwarf2out.h (struct GTY): Likewise.
8151 2016-02-26 Martin Liska <mliska@suse.cz>
8153 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8155 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8157 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8158 Martin Liska <mliska@suse.cz>
8160 * doc/install.texi: Mention --enable-valgrind-annotations.
8162 2016-02-26 Richard Biener <rguenther@suse.de>
8164 PR tree-optimization/69551
8165 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8166 looking through aliases adjust DECL_PT_UID to refer to the
8167 ultimate alias target.
8169 2016-02-25 Martin Liska <mliska@suse.cz>
8172 * alloc-pool.c (after_memory_report): New variable.
8173 * alloc-pool.h (base_pool_allocator ::release): Do not use
8174 the infrastructure if after_memory_report.
8175 * toplev.c (toplev::main): Mark after memory report.
8177 2016-02-25 Richard Biener <rguenther@suse.de>
8179 PR tree-optimization/48795
8180 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8182 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8185 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8186 offloading is enabled and -fopenacc or -fopenmp is specified.
8187 (CRTOFFLOADEND): Likewise.
8188 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8189 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8190 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8191 (offload_objects_file_name): New static var.
8192 (tool_cleanup): Remove offload_objects_file_name file.
8193 (find_offloadbeginend): Replace with ...
8194 (find_crtoffloadtable): ... this.
8195 (run_gcc): Remove offload_argc and offload_argv.
8196 Get offload_objects_file_name from -foffload-objects=... option.
8197 Read names of object files with offload from this file, pass them to
8198 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8199 don't pass offloadbegin and offloadend to the linker. Don't pass
8200 offload non-LTO files to the linker, because now they're not claimed.
8202 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8205 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8206 on builtin_unreachable.
8208 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8210 PR rtl-optimization/69896
8211 * regcprop.c: Include cfgrtl.h.
8212 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8213 than remembered mode, either delete it (if noop_move_p), or
8214 treat like copy_p but not noop_p instruction.
8216 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8219 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8220 - allow NULL decl for Fortran DW_TAG_common_block variables.
8222 2016-02-24 Jason Merrill <jason@redhat.com>
8224 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8226 2016-02-24 Richard Biener <rguenther@suse.de>
8227 Jakub Jelinek <jakub@redhat.com>
8230 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8231 conditionally executed ops to well-defined overflow behavior.
8233 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8236 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8239 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8241 PR rtl-optimization/69886
8242 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8243 argument. Use it when checking validity of set instructions.
8244 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8245 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8247 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8248 * store-motion.c (find_moveable_store): Update
8249 can_assign_to_reg_without_clobbers_p callsite.
8251 2016-02-24 Richard Biener <rguenther@suse.de>
8254 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8256 (record_nonwrapping_iv): Do not fall back to the low/high bound
8257 for non-constant IV bases if the stmt is not always executed.
8259 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8261 * config/arm/arm-cores.def (cortex-a32): New entry.
8262 * config/arm/arm-tables.opt: Regenerate.
8263 * config/arm/arm-tune.md: Regenerate.
8264 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8265 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8266 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8267 for -mcpu and -mtune.
8269 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8272 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8273 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8274 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8275 (atomic_loaddi_1): Delete.
8276 (atomic_loaddi): Rewrite expander using the above changes.
8278 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8281 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8284 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8285 Richard Biener <rguenth@suse.de>
8288 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8289 set_mem_attributes if tem is SSA_NAME which got expanded
8292 2016-02-24 Richard Biener <rguenther@suse.de>
8294 PR tree-optimization/69907
8295 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8296 end of permutations for BB vectorization.
8298 2016-02-24 Christian Bruel <christian.bruel@st.com>
8300 * config/arm/arm-c.c (arm_option_override): Initialize
8301 target_option_current_node.
8302 * config/arm/arm.c (arm_pragma_target_parse): Replace
8303 build_target_option_node call by target_option_current_node.
8304 Set target_option_current_node.
8307 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
8310 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
8311 define_insn_and_split to define_insn.
8312 (zero_extendqi<mode>2_dot2): Same.
8313 (extendqi<mode>2_dot): Same.
8314 (extendqi<mode>2_dot2): Same.
8316 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8318 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
8319 and add bypass for AES{D,E} and AESMC pairs.
8320 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8323 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8325 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
8326 series for reciprocal square root in Exynos M1.
8328 2016-02-23 Martin Sebor <msebor@redhat.com>
8331 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
8332 __builtin_alloca_with_align.
8334 2016-02-23 Richard Henderson <rth@redhat.com>
8336 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
8337 (ix86_register_pragmas): Remove __seg_tls.
8338 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
8339 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
8340 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
8341 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
8342 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
8343 * doc/extend.texi (__seg_tls): Remove item.
8345 2016-02-23 Richard Biener <rguenther@suse.de>
8347 * alloc-pool.h (struct allocation_object): Make id member
8348 conditional on CHECKING_P again.
8349 (get_instance): Adjust.
8350 (base_pool_allocator): Likewise.
8352 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
8354 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
8355 (parallelize_loops): In OpenACC kernels mode, set n_threads to
8357 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8359 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
8361 2016-02-23 Richard Biener <rguenther@suse.de>
8363 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
8364 * bitmap.h (struct bitmap_usage): Likewise.
8365 (bitmap_move): Declare.
8366 * bitmap.c (register_overhead): Take size_t argument.
8367 (bitmap_move): New function.
8368 * df-problems.c (df_rd_transfer_function): Use bitmap_move
8369 to properly account overhead.
8370 * tree.c (free_node): Use tree_size.
8372 2016-02-23 Jakub Jelinek <jakub@redhat.com>
8375 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
8376 when inverting comparison.
8379 * common.opt (Wunreachable-code): Add Warning flag.
8381 2016-02-23 Mark Wielaard <mjw@redhat.com>
8382 Jakub Jelinek <jakub@redhat.com>
8385 * cgraphunit.c (check_global_declaration): Check main_input_filename
8386 and DECL_SOURCE_FILE are not NULL.
8388 2016-02-23 Martin Jambor <mjambor@suse.cz>
8390 PR tree-optimization/69666
8391 * tree-sra.c (sra_modify_assign): Do not attempt to create
8392 default_def replacements for unscalarizable regions.
8394 2016-02-20 Mark Wielaard <mjw@redhat.com>
8397 * cgraphunit.c (check_global_declaration): Check level of
8398 warn_unused_const_variable and main_input_filename.
8399 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8400 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8401 (-Wunused-const-variable): Explain levels 1 and 2.
8403 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8406 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
8407 identical arguments. Formatting and spelling fixes.
8410 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
8415 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
8416 and m68k-devices.def.
8417 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
8418 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
8420 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
8422 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
8423 and HImode registers.
8425 2016-02-22 Richard Biener <rguenther@suse.de>
8427 PR tree-optimization/69882
8428 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
8429 preserve permutations present because of gaps.
8430 (vect_supported_load_permutation_p): Always continue checking
8431 permutations after vect_attempt_slp_rearrange_stmts.
8433 2016-02-22 Bin Cheng <bin.cheng@arm.com>
8435 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
8436 min_profitable_estimate, rather than min_profitable_iters.
8438 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8441 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
8442 SImode for last match_operand.
8444 2016-02-22 Martin Liska <mliska@suse.cz>
8446 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
8447 return bitsize - 1 as the return value.
8449 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
8453 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
8454 Handle negative shift counts.
8455 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
8456 force_reg on the shift constant.
8457 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
8458 (lshrsi3_d): Handle negative shift counts.
8460 2016-02-22 Richard Biener <rguenther@suse.de>
8461 Tom de Vries <tom@codesourcery.com>
8463 * graph.c: Include dumpfile.h.
8464 (print_graph_cfg): Split into three overloads.
8465 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
8467 2016-02-22 Tom de Vries <tom@codesourcery.com>
8469 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
8472 2016-02-22 Richard Biener <rguenther@suse.de>
8475 * ipa-inline-transform.c (inline_call): When not updating
8476 overall summaries adjust self size by the growth estimate.
8477 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
8478 hash-set, do not update overall summaries here. Renamed from ...
8479 (inline_to_all_callers): ... this which is now wrapping the
8480 above and performing delayed overall summary update.
8481 (early_inline_small_functions): Delay updating of the overall
8484 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
8486 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
8489 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8492 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
8493 :%* in %:gt() argument.
8494 (greater_than_spec_func): Adjust for expecting only numbers,
8495 if there are more than two numbers, compare the last two.
8497 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
8499 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
8500 -Wnarrowing with -std.
8502 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8505 * expr.c (store_field): Don't use bit-field path if exp is
8506 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
8507 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
8508 and the assignment can be performed by bitwise copy. Formatting
8512 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
8513 call copy_reg_eh_region_note_forward on before and/or after sequences
8514 and remove note from insn if it no longer can throw.
8517 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
8520 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8522 * config/s390/vector.md: Add missing commutative operand markers
8523 to the patterns which qualify for one.
8524 * config/s390/vx-builtins.md: Likewise.
8526 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8528 * config/s390/vector.md (VI, VI_QHS): Add single element vector
8529 types to mode iterators.
8530 (vec_double): ... and mode attribute.
8531 * config/s390/vx-builtins.md (non_vec_int): Likewise.
8533 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8535 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
8536 Change the predicate of op2 from nonimmediate to general and let
8537 reload fix it if necessary.
8539 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8541 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
8543 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8545 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
8548 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8550 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
8551 * config/s390/s390.c (s390_expand_vec_movstr): New function.
8552 * config/s390/s390.md ("movstr<P:mode>"): Call
8553 s390_expand_vec_movstr.
8555 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8557 * config/s390/s390.md: Add missing output modifier for operand 1
8558 to print it as address properly.
8560 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8562 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
8563 * config/s390/2964.md: New file.
8564 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
8565 of insn grouping attributes depending on the CPU level.
8566 (s390_get_unit_mask): New function.
8567 (s390_sched_score): Remove the OOO from the scheduling macros.
8568 Add loop to calculate a score for the instruction mix.
8569 (s390_sched_reorder): Likewise plus improve debug output.
8570 (s390_sched_variable_issue): Rename macros as above. Calculate
8571 the unit distances after actually scheduling an insn. Improve
8573 (s390_sched_init): Clear last_scheduled_unit_distance array.
8574 * config/s390/s390.md: Include 2964.md.
8576 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8579 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
8580 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
8581 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
8582 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
8583 *avx512f_<code>v8div16qi2_mask_1): New insns.
8585 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8588 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
8591 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
8592 earlyclobber from target. Use wF constraint for fused memory
8594 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
8596 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8597 Martin Liska <mliska@suse.cz>
8600 * cfgexpand.c (asan_sanitize_stack_p): New function.
8601 (partition_stack_vars): Use the function.
8602 (expand_stack_vars): Likewise.
8603 (defer_stack_allocation): Likewise.
8604 (expand_used_vars): Likewise.
8606 2016-02-18 Richard Biener <rguenther@suse.de>
8609 * fold-const.c (operand_equal_p): Properly compare offsets for
8610 IMAGPART_EXPR and ARRAY_REF.
8612 2016-02-18 Nick Clifton <nickc@redhat.com>
8616 * config/arm/arm.c (arm_option_override_internal): Disable
8617 interworking if the target does not support thumb instructions.
8618 (arm_reload_in_hi): Handle the case where a register to register
8619 move needs reloading because there is no simple pattern to handle
8621 (arm_reload_out_hi): Likewise.
8623 2016-02-18 Richard Biener <rguenther@suse.de>
8626 * match.pd: Don't use fold_binary or fold_unary for folding
8629 2016-02-17 Jakub Jelinek <jakub@redhat.com>
8632 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
8633 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
8634 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
8635 warn on gimple_no_warning_p statements.
8637 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
8639 * doc/extend.texi (C++ Attributes): Correct description of
8640 warn_unused type attribute.
8642 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8644 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
8645 correct instruction.
8647 2016-02-17 Richard Biener <rguenther@suse.de>
8649 PR rtl-optimization/69609
8650 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
8651 (find_traces_1_round): When ending a trace update cached priority
8653 (bb_to_key): Use cached priority when available.
8654 (copy_bb): Initialize cached priority.
8655 (reorder_basic_blocks_software_trace_cache): Likewise.
8657 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8660 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
8662 (aarch64_comparison_operator): Break overly long line into two.
8663 (aarch64_comparison_operation): Likewise.
8664 * config/aarch64/aarch64.md (cstorecc4): Use
8665 aarch64_comparison_operator_mode instead of
8666 aarch64_comparison_operator.
8667 (cstore<mode>4): Likewise.
8668 (aarch64_cstore<mode>): Likewise.
8669 (*cstoresi_insn_uxtw): Likewise.
8670 (cstore<mode>_neg): Likewise.
8671 (*cstoresi_neg_uxtw): Likewise.
8673 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8676 * config/arm/predicates.md (arm_comparison_operator_mode):
8678 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
8679 instead of arm_comparison_operator.
8680 (*mov_negscc): Likewise.
8681 (*mov_notscc): Likewise.
8682 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
8683 (*thumb2_mov_negscc): Likewise.
8684 (*thumb2_mov_negscc_strict_it): Likewise.
8685 (*thumb2_mov_notscc): Likewise.
8686 (*thumb2_mov_notscc_strict_it): Likewise.
8688 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
8690 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
8693 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
8695 * config/visium/visium.c (machine_libfunc_index): New enum.
8696 (machine_libfuncs): New structure.
8697 (visium_libfuncs): New static variable.
8698 (TARGET_INIT_LIBFUNCS): Define to...
8699 (visium_init_libfuncs): ...this. New function.
8700 (expand_block_move_4): Use the appropriate libfunc.
8701 (expand_block_move_2): Likewise.
8702 (expand_block_move_1): Likewise.
8703 (expand_block_set_4): Likewise.
8704 (expand_block_set_2): Likewise.
8705 (expand_block_set_1): Likewise.
8706 (visium_trampoline_init): Likewise.
8708 2016-02-17 Nick Clifton <nickc@redhat.com>
8710 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
8711 TI's devices.csv file as of March 2016.
8713 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
8716 * opts-global.c (handle_common_deferred_options): Introduce and
8717 initialize two global variables to remember command-line options
8718 specifying a stack-limiting register.
8719 * opts.h: Add extern declarations of the two new global variables.
8720 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
8721 variable based on the values of the two new global variables.
8723 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8726 * common.opt (Wnonnull-compare): New warning.
8727 * doc/invoke.texi (-Wnonnull): Remove text about comparison
8728 of arguments against NULL.
8729 (-Wnonnull-compare): Document.
8730 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
8731 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
8732 * passes.def (pass_warn_nonnull_compare): Add.
8733 * gimple-ssa-nonnull-compare.c: New file.
8735 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8737 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
8738 AARCH64_EXTRA_TUNE_RECIP_SQRT.
8740 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8742 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
8743 reciprocal sqrt for -mlow-precision-recip-sqrt.
8745 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8746 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8748 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
8749 always use lane loads to construct non-constant vectors.
8751 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8753 * config/aarch64/aarch64.md
8754 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
8755 constraints for operand 3.
8756 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
8758 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8759 Richard Biener <rguenther@suse.de>
8761 PR tree-optimization/69820
8762 * tree-vect-patterns.c (type_conversion_p): Return false if
8763 *orig_type is unsigned single precision or boolean.
8764 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
8767 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8769 PR rtl-optimization/69764
8770 PR rtl-optimization/69771
8771 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
8772 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
8774 2016-02-16 Richard Biener <rguenther@suse.de>
8776 PR tree-optimization/69776
8777 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
8779 (indirect_refs_may_alias_p): Likewise.
8780 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
8781 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
8782 according to tbaa_p.
8783 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
8784 (optimize_stmt): For redundant store discovery do not allow tbaa.
8786 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
8788 PR tree-optimization/69714
8789 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
8790 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
8792 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
8794 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
8795 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
8796 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
8797 * config/arc/arc.c (arc_init): Check FPU options.
8798 (get_arc_condition_code): Handle new CC_FPU* modes.
8799 (arc_select_cc_mode): Likewise.
8800 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
8801 register pair only. Allow access for ARCv2 accumulator.
8802 (gen_compare_reg): Whenever we have FPU support use FPU compare
8804 (arc_reorg): Don't generate brcc insns when FPU compare
8805 instructions are involved.
8806 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
8807 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
8808 floating point emulation.
8809 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
8810 (REVERSE_CONDITION): Add new CC_FPU* modes.
8811 (TARGET_FP_SP_BASE): Define.
8812 (TARGET_FP_DP_BASE): Likewise.
8813 (TARGET_FP_SP_FUSED): Likewise.
8814 (TARGET_FP_DP_FUSED): Likewise.
8815 (TARGET_FP_SP_CONV): Likewise.
8816 (TARGET_FP_DP_CONV): Likewise.
8817 (TARGET_FP_SP_SQRT): Likewise.
8818 (TARGET_FP_DP_SQRT): Likewise.
8819 (TARGET_FP_DP_AX): Likewise.
8820 * config/arc/arc.md (ARCV2_ACC): New constant.
8821 (type): New fpu type attribute.
8822 (SDF): Conditional iterator.
8823 (cstore<mode>, cbranch<mode>): Change expand condition.
8824 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
8825 handles FPU/FPX cases as well.
8826 * config/arc/arc.opt (mfpu): New option.
8827 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
8829 (adddf3, muldf3, subdf3): Removed.
8830 * config/arc/predicates.md (proper_comparison_operator): Recognize
8832 * config/arc/fpu.md: New file.
8833 * doc/invoke.texi (ARC Options): Document mfpu option.
8835 2016-02-16 Richard Biener <rguenther@suse.de>
8837 PR rtl-optimization/69291
8838 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
8839 noce_operand_ok check.
8841 2016-02-16 Tom de Vries <tom@codesourcery.com>
8844 * omp-low.c (simd_clone_create): Remove call to
8845 symtab->call_cgraph_insertion_hooks.
8847 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8849 PR tree-optimization/69802
8850 * tree-ssa-reassoc.c (update_range_test): If op is
8851 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
8852 op == 1 test of precision 1 integral op, otherwise handle
8853 that case as op itself. Fix up formatting.
8854 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
8857 2016-02-16 Richard Biener <rguenther@suse.de>
8859 PR tree-optimization/69586
8860 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
8861 types for conversion sources.
8863 2016-02-16 Richard Biener <rguenther@suse.de>
8866 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
8867 mask OEP_ADDRESS_OF.
8869 2016-02-16 Alan Modra <amodra@gmail.com>
8872 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
8873 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
8874 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
8876 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
8877 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
8878 (p8_fmrgow_<mode>): Likewise.
8879 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
8881 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
8882 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
8883 to use movdi_internal64. Remove op0_di.
8884 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
8886 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
8888 Add support for the FCCMP insn types
8890 * config/aarch64/aarch64.md (fccmp): Change insn type.
8892 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
8893 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
8894 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
8895 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
8896 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
8897 * config/arm/types.md (fccmps): Add new insn type.
8900 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
8902 * alias.c (get_alias_set): Fix a typo in comment.
8904 2016-02-15 Richard Biener <rguenther@suse.de>
8906 PR tree-optimization/69595
8907 * match.pd: Complete range test simplification to true.
8909 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
8911 PR rtl-optimization/69648
8912 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
8913 pic_offset_table_rtx.
8915 PR rtl-optimization/69752
8916 * ira.c (update_equiv_regs): When looking for more than a single SET,
8917 also take other side effects into account.
8919 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8921 * config/s390/s390.c (s390_function_profiler): Add a new sequence
8922 for z900+ CPUs in 31-bit mode.
8924 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8926 * common/config/s390/s390-common.c (s390_supports_split_stack):
8928 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
8929 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
8930 * config/s390/s390.c (struct machine_function): New field
8931 split_stack_varargs_pointer.
8932 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
8933 in s390_emit_prologue.
8934 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
8936 (morestack_ref): New global.
8937 (SPLIT_STACK_AVAILABLE): New macro.
8938 (s390_expand_split_stack_prologue): New function.
8939 (s390_live_on_entry): New function.
8940 (s390_va_start): Use split-stack vararg pointer if appropriate.
8941 (s390_asm_file_end): Emit the split-stack note sections.
8942 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
8943 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
8944 (UNSPECV_SPLIT_STACK_CALL): New unspec.
8945 (UNSPECV_SPLIT_STACK_DATA): New unspec.
8946 (split_stack_prologue): New expand.
8947 (split_stack_space_check): New expand.
8948 (split_stack_data): New insn.
8949 (split_stack_call): New expand.
8950 (split_stack_call_*): New insn.
8951 (split_stack_cond_call): New expand.
8952 (split_stack_cond_call_*): New insn.
8954 2016-02-15 Richard Biener <rguenther@suse.de>
8956 PR tree-optimization/69783
8957 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8958 Add trivially correct cases.
8960 2016-02-15 Tom de Vries <tom@codesourcery.com>
8963 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
8965 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
8967 2016-02-15 Richard Biener <rguenther@suse.de>
8969 PR tree-optimization/69776
8970 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8971 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
8972 indicate whether we can use TBAA to disambiguate against stores.
8973 Use alias-set zero if not.
8974 (visit_reference_op_store): Do not use TBAA when looking up
8976 * tree-ssa-pre.c (compute_avail): Use TBAA here.
8977 (eliminate_dom_walker::before_dom_children): But not when looking
8978 up redundant stores.
8980 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
8982 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
8984 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8986 * config/i386/znver1.md
8987 (znver1_pop, znver1_pop_mem,
8988 znver1_load_imov_double_store,
8989 znver1_load_imov_direct_store,
8990 znver1_load_imov_direct_load,
8991 znver1_load_imov_double_load): Add new.
8992 (znver1_insn, znver1_insn_load): Add icmov type.
8994 znver1_sseavx_fma_load,
8996 znver1_avx256_fma_load): Fix pipe usage.
8998 2016-02-14 Alan Modra <amodra@gmail.com>
9001 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9002 with an invalid hard reg, reload just the reg not the entire
9003 pre/post-inc/dec address expression.
9005 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9008 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9009 fixed R1_REG scratch reg.
9010 (sibcall_value_pcrel_fdpic): Likewise.
9012 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9016 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9018 2016-02-12 Walter Lee <walt@tilera.com>
9020 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9021 * config/tilegx/t-tilegx: Likewise.
9023 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9026 * diagnostic-show-locus.c (struct line_span): New struct.
9027 (layout::get_first_line): Delete.
9028 (layout::get_last_line): Delete.
9029 (layout::get_num_line_spans): New member function.
9030 (layout::get_line_span): Likewise.
9031 (layout::print_heading_for_line_span_index_p): Likewise.
9032 (layout::get_expanded_location): Likewise.
9033 (layout::calculate_line_spans): Likewise.
9034 (layout::m_first_line): Delete.
9035 (layout::m_last_line): Delete.
9036 (layout::m_line_spans): New field.
9037 (layout::layout): Update comment. Replace m_first_line and
9038 m_last_line with m_line_spans, replacing their initialization
9039 with a call to calculate_line_spans.
9040 (diagnostic_show_locus): When printing source lines and
9041 annotations, rather than looping over a single span
9042 of lines, instead loop over each line_span within
9043 the layout, with an inner loop over the lines within them.
9044 Call the context's start_span callback when changing line spans.
9045 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9046 (diagnostic_build_prefix): Break out the building of the location
9047 part of the string into...
9048 (diagnostic_get_location_text): ...this new function, rewriting
9049 it from nested ternary expressions to a sequence of "if"
9051 (default_diagnostic_start_span_fn): New function.
9052 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9053 (diagnostic_context::start_span): New field.
9054 (default_diagnostic_start_span_fn): New prototype.
9056 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9059 * gcc.c (driver::finalize): Fix cleanup of "specs".
9061 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9065 * gcc.c (driver::driver): Initialize m_option_suggestions.
9066 (driver::~driver): Clean up m_option_suggestions.
9067 (suggest_option): Convert to...
9068 (driver::suggest_option): ...this, and split out into
9069 driver::build_option_suggestions and find_closest_string.
9070 (driver::build_option_suggestions): New function, from
9071 first half of suggest_option. Special-case
9072 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9073 the sanitizer_opts array. For options of enum types, add the
9074 various enum values to the candidate strings.
9075 (driver::handle_unrecognized_options): Remove "const".
9076 * gcc.h (driver::handle_unrecognized_options): Likewise.
9077 (driver::build_option_suggestions): New decl.
9078 (driver::suggest_option): New decl.
9079 (driver::m_option_suggestions): New field.
9080 * opts-common.c (add_misspelling_candidates): New function.
9081 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9082 and make non-static.
9083 * opts.h (sanitizer_opts): New array decl.
9084 (add_misspelling_candidates): New function decl.
9085 * spellcheck.c (find_closest_string): New function.
9086 * spellcheck.h (find_closest_string): New function decl.
9088 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9090 PR rtl-optimization/69764
9091 PR rtl-optimization/69771
9092 * optabs.c (expand_binop_directly): For shift_optab_p, force
9093 convert_modes with VOIDmode if xop1 has VOIDmode.
9095 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9098 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9099 to correctly determine instrumentation thunks.
9101 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9104 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9105 type by reference, force lhs on the call.
9108 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9109 Compute retval and retbnd early in all cases if split_part_return_p
9110 and return_bb is not EXIT. Remove all clobber stmts and reset
9111 all debug stmts that refer to SSA_NAMEs defined in split part,
9112 except if it is retval, in that case replace the old retval with the
9113 lhs of the call to the split part.
9115 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9118 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9121 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9122 whose result is used in PHI.
9123 (maybe_optimize_range_tests): Likewise.
9124 (final_range_test_p): Likweise.
9126 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9129 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9130 whose result is used in PHI.
9131 (maybe_optimize_range_tests): Likewise.
9132 (final_range_test_p): Likweise.
9134 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9136 * cgraph.c: Spelling fixes - behaviour -> behavior and
9137 neighbour -> neighbor.
9138 * target.def: Likewise.
9139 * sel-sched.c: Likewise.
9140 * config/mips/mips.c: Likewise.
9141 * config/arc/arc.md: Likewise.
9142 * config/arm/cortex-a57.md: Likewise.
9143 * config/arm/arm.c: Likewise.
9144 * config/arm/neon.md: Likewise.
9145 * config/arm/arm-c.c: Likewise.
9146 * config/vms/vms-c.c: Likewise.
9147 * config/s390/s390.c: Likewise.
9148 * config/i386/znver1.md: Likewise.
9149 * config/i386/i386.c: Likewise.
9150 * config/ia64/hpux-unix2003.h: Likewise.
9151 * config/msp430/msp430.md: Likewise.
9152 * config/rx/rx.c: Likewise.
9153 * config/rx/rx.md: Likewise.
9154 * config/aarch64/aarch64-simd.md: Likewise.
9155 * config/aarch64/aarch64.c: Likewise.
9156 * config/nvptx/nvptx.c: Likewise.
9157 * config/bfin/bfin.c: Likewise.
9158 * config/cris/cris.opt: Likewise.
9159 * config/rs6000/rs6000.c: Likewise.
9160 * target.h: Likewise.
9161 * spellcheck.c: Likewise.
9162 * ira-build.c: Likewise.
9163 * tree-inline.c: Likewise.
9164 * builtins.c: Likewise.
9165 * lra-constraints.c: Likewise.
9166 * explow.c: Likewise.
9167 * hwint.h: Likewise.
9168 * targhooks.c: Likewise.
9169 * tree-vect-data-refs.c: Likewise.
9171 * doc/tm.texi: Likewise.
9172 * doc/extend.texi: Likewise.
9173 * doc/install.texi: Likewise.
9174 * doc/md.texi: Likewise.
9175 * tree-ssa-tail-merge.c: Likewise.
9176 * sched-int.h: Likewise.
9177 * match.pd: Likewise.
9178 * sched-ebb.c: Likewise.
9179 * target.def (omit_struct_return_reg): Likewise.
9180 * gimple-ssa-isolate-paths.c: Likewise.
9181 (find_implicit_erroneous_behaviour): Renamed to...
9182 (find_implicit_erroneous_behavior): ... this.
9183 (find_explicit_erroneous_behaviour): Renamed to...
9184 (find_explicit_erroneous_behavior): ... this.
9185 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9187 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9189 PR rtl-optimization/64682
9190 PR rtl-optimization/69567
9191 PR rtl-optimization/69737
9192 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9193 in I2 as well, just lose it.
9195 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9197 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9199 (aarch64_last_printed_tune_string): Likewise.
9200 (aarch64_declare_function_name): Only output .arch assembler
9201 directive if it will be different from the previously output
9202 directive. Same for .tune comment but only if -dA is set.
9203 (aarch64_start_file): New function.
9204 (TARGET_ASM_FILE_START): Define.
9206 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9209 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9211 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9214 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9215 -Wmaybe-uninitialized warning.
9217 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9220 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9222 2016-02-11 Richard Biener <rguenther@suse.de>
9224 PR rtl-optimization/69291
9225 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9226 subexpressions affected by changing the result.
9228 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9231 * lra-constraints.c (curr_insn_transform): Find in/out operands
9232 for secondary memory moves. Update dups.
9234 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9236 PR tree-optimization/69652
9237 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9238 to nested loop, did source re-formatting, skip debug statements,
9239 add check on statement with volatile operand, remove dead scalar
9242 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9243 Patrick Palka <ppalka@gcc.gnu.org>
9247 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9248 calls if the return type is TREE_ADDRESSABLE.
9249 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9250 * ipa-split.c (split_function): Fix doubled "we" in comment.
9251 Use void return type for the split part even if
9252 !split_point->split_part_set_retval.
9254 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9256 PR tree-optimization/68021
9257 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9258 when computing the value of biv cand by itself.
9260 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9262 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9263 (cortexa57_tunings): Likewise.
9264 (cortexa72_tunings): Likewise.
9265 (arch_macro_fusion_pair_p): Add support for AES fusion.
9266 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9267 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9268 Allow virtual registers before reload so early scheduling works.
9269 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9270 correct latency and pipeline.
9271 (cortex_a57_crypto_complex): Likewise.
9272 (cortex_a57_crypto_xor): Likewise.
9273 (define_bypass): Add AES bypass.
9275 2016-02-10 Richard Biener <rguenther@suse.de>
9277 PR tree-optimization/69726
9278 * passes.def: Add DCE pass before late uninit.
9279 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9280 really fixup if-conversions job.
9282 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9284 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9285 (arm_cortex_a57_tune): Likewise.
9286 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9287 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9289 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9291 * timevar.def (TV_PHASE_DBGINFO): Delete.
9292 (TV_PHASE_CHECK_DBGINFO): Likewise.
9293 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9295 2016-02-10 Richard Biener <rguenther@suse.de>
9297 PR tree-optimization/69719
9298 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9299 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
9301 2016-02-09 Andrew Pinski <apinski@cavium.com>
9304 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
9305 get_vcond_mask_icode returns false.
9307 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9310 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
9311 an ADDIS that adds a pointer to a large constant that sets the
9312 upper16 bits with a load operation.
9314 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9317 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
9319 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
9321 (vzipq_s16): Likewise.
9322 (vzipq_s32): Likewise.
9323 (vzipq_f32): Likewise.
9324 (vzipq_u8): Likewise.
9325 (vzipq_u16): Likewise.
9326 (vzipq_u32): Likewise.
9327 (vzipq_p8): Likewise.
9328 (vzipq_p16): Likewise.
9330 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9333 * config/arm/arm.c (neon_endian_lane_map): New function.
9334 (neon_vector_pair_endian_lane_map): New function.
9335 (arm_evpc_neon_vuzp): Allow for big endian lane order.
9336 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
9338 (vuzpq_s16): Likewise.
9339 (vuzpq_s32): Likewise.
9340 (vuzpq_f32): Likewise.
9341 (vuzpq_u8): Likewise.
9342 (vuzpq_u16): Likewise.
9343 (vuzpq_u32): Likewise.
9344 (vuzpq_p8): Likewise.
9345 (vuzpq_p16): Likewise.
9347 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
9350 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
9353 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
9355 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
9356 truncate const_int operand 1 to QImode.
9358 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
9360 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
9361 corresponding to an abnormal edge.
9363 2016-02-09 Tom de Vries <tom@codesourcery.com>
9365 PR tree-optimization/69599
9366 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
9368 (find_func_aliases_for_builtin_call, find_func_clobbers)
9369 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
9372 2016-02-09 Richard Biener <rguenther@suse.de>
9374 PR tree-optimization/69715
9375 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
9376 LHS on calls as non-rewritable.
9378 2016-02-09 Tom de Vries <tom@codesourcery.com>
9381 * lto-wrapper.c (append_diag_options): New function.
9382 (compile_offload_image): Call append_diag_options.
9384 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
9387 * doc/extend.texi (Flag Output Operands): Correct sectioning.
9388 Minor copy-edit to fix verb tenses.
9390 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9392 PR tree-optimization/69209
9393 * ipa-split.c (split_function): If split part is not
9394 returning retval, retval has gimple type but is not
9395 gimple value, force it into a SSA_NAME first.
9397 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9399 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9402 2016-02-08 Jason Merrill <jason@redhat.com>
9405 * convert.c (convert_to_integer_1): Check dofold on truncation
9407 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
9408 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
9409 Rename from *_nofold.
9410 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
9411 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
9413 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
9416 * tree.c (build_common_tree_nodes): Remove short_double argument.
9417 All callers changed.
9418 * tree.h (build_common_tree_nodes): Adjust declaration.
9419 * doc/invoke.texi (-fshort-double): Remove documentation.
9420 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9421 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
9422 * lto-wrapper.c (merge_and_complain, append_compiler_options)
9423 (append_linker_options): Don't handle OPT_fshort_double.
9425 PR rtl-optimization/68730
9426 * lra-remat.c (insn_to_cand_activation): New static variable.
9427 (lra_remat): Allocate and free it.
9428 (create_cand): New arg activation. Initialize a field in
9429 insn_to_cand_activation if it is nonnull.
9430 (create_cands): Pass the activation insn to create_cand when making
9431 a candidate involving an output reload. Reorganize code a little.
9432 (do_remat): Keep track of active status of candidates in a separate
9435 2016-02-08 Richard Biener <rguenther@suse.de>
9437 PR tree-optimization/69719
9438 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9439 Properly use absolute of the difference of the two offsets to
9440 compare or adjust the segment length.
9442 2016-02-08 Richard Biener <rguenther@suse.de>
9443 Jeff Law <law@redhat.com>
9446 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
9447 types for anonymous SSA names.
9449 2016-02-08 Richard Biener <rguenther@suse.de>
9451 PR rtl-optimization/69274
9452 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
9454 2016-02-08 Jeff Law <law@redhat.com>
9456 PR tree-optimization/65917
9457 * tree-ssa-dom.c (record_temporary_equivalences): Record both
9458 equivalences from if (x == y) style conditionals.
9459 (loop_depth_of_name): Remove.
9460 (record_equality): Remove loop depth check.
9461 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
9462 (const_and_copies::record_const_or_copy_raw): New member function.
9463 * tree-ssa-scopedtables.c
9464 (const_and_copies::record_const_or_copy_raw): New, factored out of
9465 (const_and_copies::record_const_or_copy): Call new member function.
9467 2016-02-05 Jeff Law <law@redhat.com>
9469 PR tree-optimization/68541
9470 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
9471 (count_stmts_in_block): New function.
9472 (poor_ifcvt_candidate_code): Likewise.
9473 (is_feasible_trace): Add some heuristics to determine when path
9474 splitting is profitable.
9475 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
9476 is a diamond with a single exit.
9478 2016-02-05 Martin Sebor <msebor@redhat.com>
9481 * doc/invoke.texi: Update -Wplacement-new to take an optional
9484 2016-02-06 Richard Henderson <rth@redhat.com>
9487 * tree.c (tree_nop_conversion_p): Do not strip casts into or
9488 out of non-standard address spaces.
9490 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9492 PR rtl-optimization/69691
9493 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
9495 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
9497 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
9498 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
9499 (*ieee128_mfvsrd_64bit): Likewise.
9500 (*ieee128_mfvsrd_32bit): Likewise.
9502 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
9506 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9508 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
9509 instrumented_version.
9511 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
9513 * doc/invoke.texi (Optimize Options): In table of --param options
9514 rename second occurrence of tracer-min-branch-ratio to
9515 tracer-min-branch-probability, rename
9516 tracer-min-branch-ratio-feedback to
9517 tracer-min-branch-probability-feedback and clarify description,
9518 rename sched-spec-state-edge-prob-cutoff to
9519 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
9520 to selsched-insns-to-rename, rename lto-minpartition to
9521 lto-min-partition, delete reorder-blocks-duplicate and
9522 reorder-blocks-duplicate-feedback.
9524 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9526 * config/s390/s390.c (s390_register_info_set_ranges): Remove
9529 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
9531 * doc/extend.texi: S/390: Correct some typos.
9533 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9535 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
9537 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9540 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
9541 (s390_register_info_gprtofpr): Use new macros above.
9542 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
9544 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
9545 its name. Adjust restore and save gpr ranges.
9546 (s390_register_info_set_ranges): New function.
9547 (s390_register_info): Use new macros above. Call
9548 s390_register_info_set_ranges.
9549 (s390_optimize_register_info): Likewise.
9550 (s390_hard_regno_rename_ok): Use new macros.
9551 (s390_hard_regno_scratch_ok): Likewise.
9552 (s390_emit_epilogue): Likewise.
9553 (s390_can_use_return_insn): Likewise.
9554 (s390_optimize_prologue): Likewise.
9555 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
9557 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9560 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
9562 (ix86_option_override_internal): Disable TARGET_STV even for
9563 -m{incoming,preferred}-stack-boundary=3.
9565 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9567 * config.gcc: Mark deprecated rtems targets as obsolete.
9569 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
9571 PR rtl-optimization/64682
9572 PR rtl-optimization/69567
9573 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
9574 before I2 only if the register is both used and set in I2.
9576 2016-02-04 DJ Delorie <dj@redhat.com>
9578 * config/msp430/msp430.c (msp430_start_function): Add function type.
9580 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9583 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
9585 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
9587 PR rtl-optimization/69577
9589 2015-10-29 Richard Henderson <rth@redhat.com>
9593 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
9594 sse check to the exact conditions of PR 67609.
9596 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9599 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
9600 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
9601 not allowed into the traditional Altivec registers.
9602 (movtd_64bit_nodm): Likewise.
9603 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
9605 2016-02-04 David Malcolm <dmalcolm@redhat.com>
9607 * config/aarch64/cortex-a57-fma-steering.c
9608 (aarch64_register_fma_steering): Remove "static" from arguments
9611 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
9614 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
9617 2016-02-04 Mike Frysinger <vapier@gentoo.org>
9619 * doc/invoke.texi: Delete -mno-fma4.
9621 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
9623 PR rtl-optimization/69577
9624 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
9625 (find_subregs_of_mode): Update accordingly. Iterate over partial
9628 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
9630 * config/arm/arm-protos.h (neon_reinterpret): Remove.
9631 * config/arm/arm.c (neon_reinterpret): Remove.
9632 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
9633 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
9634 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
9635 vreinterpretti): Remove.
9636 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
9637 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
9638 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
9639 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
9640 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
9641 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
9642 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
9643 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
9644 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
9645 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
9646 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
9647 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
9648 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
9649 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
9650 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
9651 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
9652 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
9653 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
9654 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
9655 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
9656 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
9657 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
9658 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
9659 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
9660 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
9661 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
9662 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
9663 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
9664 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
9665 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
9666 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
9667 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
9668 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
9669 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
9670 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
9671 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
9672 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
9673 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
9674 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
9675 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
9676 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
9677 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
9678 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
9679 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
9680 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
9681 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
9682 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
9683 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
9684 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
9685 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
9686 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
9687 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
9688 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
9689 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
9690 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
9691 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
9692 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
9693 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
9694 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
9695 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
9696 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
9697 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
9698 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
9699 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
9700 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
9701 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
9702 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
9703 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
9704 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
9705 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
9706 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
9707 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
9708 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
9709 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
9710 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
9711 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
9712 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
9713 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
9714 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
9715 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
9716 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
9717 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
9718 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
9719 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
9720 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
9721 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
9722 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
9723 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
9724 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
9725 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
9726 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
9727 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
9728 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
9729 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
9730 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
9731 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
9732 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
9733 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
9734 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
9735 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
9736 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
9737 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
9738 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
9740 2016-02-04 Martin Liska <mliska@suse.cz>
9743 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
9744 that are gimple_store_p.
9745 (maybe_instrument_call): Likewise.
9747 2016-02-04 Bin Cheng <bin.cheng@arm.com>
9749 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
9750 register scaling out of memory reference and comment why.
9752 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9756 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
9757 folding the source of a SET.
9759 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9763 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
9764 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
9766 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
9770 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
9773 2016-02-04 Christian Bruel <christian.bruel@st.com>
9775 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
9776 * config/arm/arm.c (arm_set_current_function): Likewise.
9778 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9779 Ilya Enkovich <enkovich.gnu@gmail.com>
9780 H.J. Lu <hongjiu.lu@intel.com>
9783 * config/i386/i386.c (convert_scalars_to_vector): Remove
9784 stack alignment fixes.
9785 (ix86_option_override_internal): Disable TARGET_STV if stack
9786 might not be aligned enough.
9787 (ix86_minimum_alignment): Assert that TARGET_STV is false.
9789 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
9791 * config/i386/x86-tune.def: Disable default prefetching
9794 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9795 Vladimir Makarov <vmakarov@redhat.com>
9798 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
9799 in validating fused toc addresses.
9801 2016-02-03 Jakub Jelinek <jakub@redhat.com>
9804 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
9805 range->m_caret fields if range->m_show_caret_p is false.
9808 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9809 Force oldval into register if it does not satisfy reg_or_short_operand
9810 predicate. Fix up formatting.
9812 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
9813 Alexandre Oliva <aoliva@redhat.com>
9816 * lra-constraints.c (simplify_operand_subreg): Check additionally
9817 address validity after potential reloading.
9818 (process_address_1): Check insns validity. In case of failure do
9821 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
9824 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
9827 2016-02-02 Jakub Jelinek <jakub@redhat.com>
9829 * wide-int.cc (canonize_uhwi): New function.
9830 (wi::divmod_internal): Use it.
9832 2016-02-02 James Norris <jnorris@codesourcery.com
9834 * gimplify.c (omp_notice_variable): Add usage check.
9836 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
9838 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
9839 like LE, GE, LT, GT when emitting relational operator.
9841 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9843 * ira-costs.c (find_costs_and_classes): Add extra argument.
9844 * target.def (ira_change_pseudo_allocno_class): Add parameter.
9845 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
9846 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
9847 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
9848 Add best_class parameter, and return it if not ALL_REGS.
9849 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
9851 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
9854 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9856 * config/aarch64/aarch64.c
9857 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
9858 (aarch64_ira_change_pseudo_allocno_class): New function.
9860 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
9863 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
9865 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9867 * config/avr/avr.c (avr_option_override): Set
9868 PARAM_ALLOW_STORE_DATA_RACES to 1.
9870 2016-02-02 Richard Biener <rguenther@suse.de>
9872 PR tree-optimization/69595
9873 * match.pd: Add range test simplifications to true/false.
9875 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
9877 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
9878 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
9881 2016-02-02 Richard Biener <rguenther@suse.de>
9883 PR tree-optimization/69606
9884 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
9885 info on the result before moving a stmt.
9887 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
9890 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
9891 branch with vector comparison.
9892 * config/i386/sse.md (VI48_AVX): New mode iterator.
9893 (define_expand "cbranch<mode>4): Add support for conditional branch
9894 with vector comparison.
9895 * tree-vect-loop.c (optimize_mask_stores): New function.
9896 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
9897 has_mask_store field of vect_info.
9898 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
9899 vectorized loops having masked stores after vec_info destroy.
9900 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
9901 correspondent macros.
9902 (optimize_mask_stores): Add prototype.
9904 2016-02-02 Alan Modra <amodra@gmail.com>
9907 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
9910 2016-02-02 Alan Modra <amodra@gmail.com>
9913 * config/rs6000/rs6000.c (need_toc_init): New var, set it
9914 whenever toc_label_name used.
9915 (rs6000_file_start): Don't set up toc section here,
9916 (rs6000_output_function_epilogue): do so here instead,
9917 (rs6000_xcoff_file_start): and here.
9918 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
9919 (load_toc_aix_di): Likewise.
9921 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9923 PR rtl-optimization/69592
9924 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
9925 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
9926 (num_sign_bit_copies_binary_arith_p): New inline function.
9927 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
9929 2016-02-01 Jeff Law <law@redhat.com>
9931 PR tree-optimization/69580
9932 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
9933 * tree-ssa-threadbackward.c
9934 (fsm_find_control_statement_thread_paths): Do not try to walk
9935 through large PHI nodes.
9937 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9939 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
9940 when count is incremented above limit, don't analyze further
9943 * omp-low.c (oacc_parse_default_dims): Avoid
9944 -Wsign-compare warning, make sure value fits into int
9945 rather than just unsigned int.
9947 2016-02-01 Bin Cheng <bin.cheng@arm.com>
9949 PR tree-optimization/67921
9950 * fold-const.c (split_tree): New parameters. Convert pointer
9951 type variable part to proper type before negating.
9952 (fold_binary_loc): Pass new arguments to split_tree.
9954 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
9956 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
9957 (nvptx_goacc_validate_dims): Extend to handle global defaults.
9958 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
9959 * doc/tm.texti: Rebuilt.
9960 * doc/invoke.texi (fopenacc-dim): Document.
9961 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
9962 (append_compiler_options): Likewise.
9963 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
9964 (oacc_parse_default_dims): New.
9965 (oacc_validate_dims): Add USED arg. Select non-unity default when
9967 (oacc_loop_fixed_partitions): Return mask of used partitions.
9968 (oacc_loop_auto_partitions): Emit dump info.
9969 (oacc_loop_partition): Return mask of used partitions.
9970 (execute_oacc_device_lower): Parse default dimension arg. Adjust
9971 loop partitioning and validation calls.
9973 2016-02-01 Richard Biener <rguenther@suse.de>
9976 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
9978 2016-02-01 Richard Biener <rguenther@suse.de>
9980 PR tree-optimization/69574
9981 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
9982 of asserting return chrec_dont_know.
9984 2016-02-01 Martin Liska <mliska@suse.cz>
9986 * mem-stats-traits.h: Add copyright header.
9987 * mem-stats.h: Likewise.
9989 2016-02-01 Richard Biener <rguenther@suse.de>
9991 PR tree-optimization/69579
9992 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
9993 Do not propagate through abnormal PHI results.
9995 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
9997 * postreload.c (reload_cse_simplify): Remove dead code.
9999 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10001 PR rtl-optimization/69570
10002 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10003 if there is more than one set, not if there is a single set.
10005 2016-02-01 Richard Henderson <rth@redhat.com>
10008 * combine.c (make_compound_operation): When looking through a
10009 subreg, make sure to re-extend to the width of the outer mode.
10011 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10013 PR tree-optimization/69546
10014 * wide-int.cc (wi::divmod_internal): For unsigned division
10015 where both operands fit into uhwi, if o1 is 1 and o0 has
10016 msb set, if divident_prec is larger than bits per hwi,
10017 clear another quotient word and return 2 instead of 1.
10018 Similarly for remainder with msb in HWI set, if dividend_prec
10019 is larger than bits per hwi.
10021 2016-01-29 Martin Jambor <mjambor@suse.cz>
10023 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10024 Use short lowercase names.
10025 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10026 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10027 acq_rel one. Protect warning agains segfaults if
10028 get_memory_order_name returns NULL.
10029 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10030 with release semantics. Do not warn if get_memory_order already did.
10031 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10032 semantics. Fix check for relaxed or acquire semantics. Do not warn
10033 if get_memory_order already did.
10035 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10037 * doc/install.texi: Document that isl-0.16 is supported.
10039 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10042 * config/i386/constraints.md (Bm): Describe as special memory
10044 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10045 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10046 * genpreds.c (struct constraint_data): Add is_special_memory.
10047 (have_special_memory_constraints, special_memory_start): New
10049 (special_memory_end): Ditto.
10050 (add_constraint): Add new arg is_special_memory. Add code to
10051 process its true value. Update have_special_memory_constraints.
10052 (process_define_constraint): Pass the new arg.
10053 (process_define_register_constraint): Ditto.
10054 (choose_enum_order): Process special memory.
10055 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10056 function insn_extra_special_memory_constraint.
10057 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10058 * gensupport.c (process_rtx): Process
10059 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10060 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10061 * ira-lives.c (single_reg_class): Use
10062 insn_extra_special_memory_constraint.
10063 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10064 * lra-constraints.c (process_alt_operands): Ditto.
10065 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10066 * recog.c (asm_operand_ok, preprocess_constraints): Process
10068 * reload.c (find_reloads): Ditto.
10069 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10070 * stmt.c (parse_input_constraint): Use
10071 insn_extra_special_memory_constraint.
10073 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10076 * lra-splill.c (lra_final_code_change): Revert r229087 by
10077 removing all sub-registers.
10079 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10082 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10084 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10087 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10088 SSE1, copy target into the temporary reg first before recursing
10091 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10093 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10096 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10098 * ginclude/stdarg.h: Test __cplusplus instead of
10099 __GXX_EXPERIMENTAL_CXX0X__.
10101 2016-01-29 Richard Biener <rguenther@suse.de>
10103 PR tree-optimization/69547
10104 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10105 Do not mark clobbers necessary.
10106 (mark_all_reaching_defs_necessary_1): Likewise.
10108 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10110 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10111 declaration name with %qs and print it in both error messages.
10112 Also fix indentation.
10114 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10117 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10118 trailing blank line from error message.
10120 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10123 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10126 2016-01-29 Richard Biener <rguenther@suse.de>
10128 PR middle-end/69537
10129 * match.pd: Allow all integral types when simplifying a
10130 widening or sign-changing conversion.
10132 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10134 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10135 back to setting codegen_error to fail codegen.
10137 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10140 * config/i386/constraints.md (C): Only accept constant zero operand.
10141 (BC): New constraint.
10142 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10143 instead of C constraint.
10144 * doc/md.texi (Machine Constraints): Update description
10147 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10150 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10152 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10154 PR middle-end/69542
10155 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10158 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10160 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10161 branches if using guessed profile.
10163 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10165 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10167 2016-01-28 Richard Henderson <rth@redhat.com>
10170 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10171 * config/aarch64/aarch64-protos.h: Update.
10172 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10173 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10174 (aarch64_get_condition_code_1): Handle CC_Cmode.
10175 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10176 (*add<mode>3_compareC_cconly_imm): New.
10177 (*add<mode>3_compareC_cconly): New.
10178 (*add<mode>3_compareC_imm): New.
10179 (add<mode>3_compareC): New.
10180 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10181 to be first. Use aarch64_carry_operation.
10182 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10183 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10184 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10185 (subti3): Use subdi3_compare1.
10186 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10187 (sub<mode>3_compare1): New.
10188 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10189 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10190 (*subsi3_carryin_uxtw): Likewise.
10191 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10192 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10193 * config/aarch64/iterators.md (DWI): New.
10194 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10195 (aarch64_borrow_operation): New.
10197 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10199 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10200 message when isl does not return a valid schedule.
10202 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10204 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10205 Remove comments from class declarations: they are already in the code
10208 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10210 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10212 (ternary_op_to_tree): Same.
10213 (unary_op_to_tree): Same.
10214 (nary_op_to_tree): Same.
10215 (gcc_expression_from_isl_expr_op): Same.
10216 (gcc_expression_from_isl_expression): Same.
10217 (graphite_create_new_loop): Same.
10218 (graphite_create_new_loop_guard): Same.
10219 (build_iv_mapping): Same.
10220 (graphite_create_new_guard): Same.
10221 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10222 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10224 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10226 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10227 instead of setting codegen_error to fail codegen.
10229 2016-01-28 Jason Merrill <jason@redhat.com>
10231 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10233 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10235 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10236 Remove CONST_INT_P check in CCMP cost calculation.
10238 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10240 * config/aarch64/aarch64.c (generic_vector_cost):
10241 Set vec_permute_cost.
10242 (cortexa57_vector_cost): Likewise.
10243 (exynosm1_vector_cost): Likewise.
10244 (xgene1_vector_cost): Likewise.
10245 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10246 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10247 Add vec_permute_cost entry.
10249 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10251 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10253 (add<mode>3_compare0): Likewise.
10254 (addsi3_compare0_uxtw): Likewise.
10255 (add<mode>3nr_compare0): Likewise.
10256 (compare_neg<mode>): Likewise.
10257 (<optab><mode>3): Likewise.
10259 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10261 * tree-vect-stmts.c (vectorizable_comparison): Add
10262 NULL check for vectype.
10264 2016-01-28 Richard Biener <rguenther@suse.de>
10266 PR tree-optimization/69466
10267 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10268 Account for PHIs we couldn't duplicate.
10270 2016-01-28 Martin Liska <mliska@suse.cz>
10273 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10274 instead of ENABLE_VALGRIND_CHECKING.
10276 2016-01-27 Richard Henderson <rth@redhat.com>
10279 * lra-remat.c (subreg_regs): New.
10280 (dump_candidates_and_remat_bb_data): Dump it.
10281 (operand_to_remat): Reject if operand in subreg_regs.
10282 (set_bb_regs): Collect subreg_regs.
10283 (lra_remat): Init and free subreg_regs. Compute
10284 calculate_local_reg_remat_bb_data before create_cands.
10286 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10289 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10290 change stack_alignment_needed for __tls_get_addr call.
10292 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10294 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10296 2016-01-27 Jeff Law <law@redhat.com>
10298 PR tree-optimization/68398
10299 PR tree-optimization/69196
10300 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
10301 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
10302 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10303 Only count PHIs in the last block in the path. The others will
10304 const/copy propagate away. Add heuristic to allow more irreducible
10305 subloops to be created when it is likely profitable to do so.
10307 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10308 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
10309 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
10311 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10314 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
10315 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
10316 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
10317 * tree-streamer-in.c: Include asan.h.
10318 (streamer_get_builtin_tree): For builtins in sanitizer
10319 range call initialize_sanitizer_builtins and retry.
10321 2016-01-27 Ian Lance Taylor <iant@google.com>
10323 * common.opt (fkeep-gc-roots-live): New undocumented option.
10324 * tree-ssa-loop-ivopts.c (add_candidate_1): If
10325 -fkeep-gc-roots-live, skip pointers.
10326 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
10329 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
10332 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
10333 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
10335 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
10338 * configure.ac: NetBSD provides SSP in its C library.
10339 * configure: Updated.
10341 2016-01-27 Richard Biener <rguenther@suse.de>
10343 PR tree-optimization/69166
10344 * tree-vect-loop.c (vect_is_simple_reduction): Always check
10345 reduction code for commutativity / associativity.
10347 2016-01-27 Martin Jambor <mjambor@suse.cz>
10349 PR tree-optimization/69355
10350 * tree-sra.c (analyze_access_subtree): Correct hole detection when
10351 total_scalarization fails.
10353 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
10355 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
10358 2016-01-27 Christian Bruel <christian.bruel@st.com>
10361 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
10362 Move arm_reset_previous_fndecl and set_target_option_current_node in
10363 the conditional part. Call save_restore_target_globals.
10364 * config/arm/arm.c (arm_set_current_function):
10365 Refactor to better support #pragma target and attribute mix.
10366 Call save_restore_target_globals.
10367 * config/arm/arm-protos.h (save_restore_target_globals): New function.
10369 2016-01-27 Martin Liska <mliska@suse.cz>
10371 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
10372 reference for an HSA kernel and its host function.
10374 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10376 PR tree-optimization/69399
10377 * wide-int.h (wi::lrshift): For larger precisions, only
10378 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
10380 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
10382 * config/arc/predicates.md (proper_comparison_operator): Reject
10383 constant-constant comparison.
10385 2016-01-26 Tom de Vries <tom@codesourcery.com>
10387 PR tree-optimization/69110
10388 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10389 DR_NUM_DIMENSIONS == 0.
10391 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10392 Sebastian Pop <s.pop@samsung.com>
10394 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10395 isl_ast_op_cond and isl_ast_op_select.
10396 (gcc_expression_from_isl_expr_op): Same.
10398 2016-01-26 Jason Merrill <jason@redhat.com>
10401 * tree.c (recompute_constructor_flags): Split out from
10403 (verify_constructor_flags): New.
10404 * tree.h: Declare them.
10406 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
10408 PR rtl-optimization/69217
10409 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
10410 are no TYPE_FIELDS set for the record type.
10412 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10415 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
10416 toc_label_name unconditionally.
10417 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
10418 SYMBOL_REF string. Use toc_label_name instead of constructing
10420 (rs6000_elf_declare_function_name): Use toc_label_name instead of
10421 constructing LCTOC1.
10423 2016-01-26 Martin Sebor <msebor@redhat.com>
10426 * doc/extend.texi (Common Type Attributes): Move text that talks about
10427 attribute packed from attribute aligned to the section discussing
10428 the former attribute for clarity.
10430 2016-01-26 Richard Henderson <rth@redhat.com>
10432 PR middle-end/60908
10433 * trans-mem.c (tm_region_init): Mark entry block as visited.
10435 2016-01-26 David Malcolm <dmalcolm@redhat.com>
10438 * diagnostic-show-locus.c (layout::print_source_line): Replace
10439 call to pp_newline with call to layout::print_newline.
10440 (layout::print_annotation_line): Likewise.
10441 (layout::move_to_column): Likewise.
10442 (layout::print_any_fixits): After printing any fixits, print a
10443 trailing newline, if necessary.
10444 (layout::print_newline): New method, resetting any colorization
10446 (diagnostic_show_locus): Move the pp_newline to before the
10447 early bailout. Remove dummy block enclosing the layout instance.
10448 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
10449 of pp_newline_and_flush with pp_flush.
10450 (diagnostic_append_note): Delete use of pp_newline.
10451 (diagnostic_append_note_at_rich_loc): Delete.
10452 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
10453 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
10454 when newline characters are added to the buffer.
10456 2016-01-26 Michael Matz <matz@suse.de>
10458 * configure.ac (ac_cv_std_swap_in_utility): New test.
10459 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
10460 * configure: Regenerate.
10461 * config.in: Regenerate.
10463 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
10465 * config/arc/arc.md (cstoresi4): Force operand into register.
10466 (arcset<code>): Fix predicate.
10467 (arcsetltu): Likewise.
10468 (arcsetgeu): Likewise.
10469 (arcsethi): Likewise.
10470 (arcsetls): Likewise.
10472 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10474 PR tree-optimization/69483
10475 * gimple-fold.c (canonicalize_constructor_val): Return NULL
10476 if base has error_mark_node type.
10478 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
10481 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
10482 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
10484 (vget_lane_f16): Handle big-endian.
10485 (vgetq_lane_f16): Likewise.
10486 (vset_lane_f16): Likewise.
10487 (vsetq_lane_f16): Likewise.
10488 * config/arm/iterators.md (VQXMOV): Add V8HF.
10489 (VDQ): Add V4HF and V8HF.
10490 (V_reg): Handle V4HF and V8HF.
10491 (Is_float_mode): Likewise.
10492 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
10493 neon_vdup_nv8hf): New patterns.
10494 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
10495 Use VD_LANE iterator.
10496 (neon_vld1_dup<mode>): Use VQ2 iterator.
10498 2016-01-26 Nathan Sidwell <nathan@acm.org>
10500 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
10501 (set_oacc_fn_attrib): Add IS_KERNEL arg.
10502 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
10503 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
10504 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
10505 (oacc_validate_dims): Add LEVEL arg, don't return level.
10506 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
10507 oacc_validate_dims.
10508 (execute_oacc_device_lower): Adjust, add more dump output.
10509 * tree-ssa-loop.c (gate_oacc_kernels): Use
10510 oacc_fn_attrib_kernels_p.
10511 * tree-parloops.c (create_parallel_loop): Adjust
10512 set_oacc_fn_attrib call.
10514 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10517 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
10518 (append_compiler_options): Handle -fcilkplus.
10519 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
10521 2016-01-26 Nick Clifton <nickc@redhat.com>
10524 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
10525 been marked as DECL_ONE_ONLY but we do not the means to make it
10526 so, then do not allow it to bind locally.
10528 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10531 * opts.h (parse_sanitizer_options): New prototype.
10532 * opts.c (sanitizer_opts): New array.
10533 (parse_sanitizer_options): New function.
10534 (common_handle_option): Use parse_sanitizer_options.
10536 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
10539 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
10540 alignment adjustment to ...
10541 (ix86_update_stack_boundary): Here. Don't over-align stack for
10543 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
10544 if __tls_get_addr is called.
10546 2016-01-26 Christian Bruel <christian.bruel@st.com>
10548 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
10550 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
10552 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
10554 2016-01-26 Richard Biener <rguenther@suse.de>
10556 PR middle-end/69467
10557 * match.pd: Guard X * CST CMP 0 pattern with single_use.
10559 2016-01-26 Richard Biener <rguenther@suse.de>
10561 PR tree-optimization/69452
10562 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
10563 (move_computations_dom_walker::before_dom_children): Rename
10565 (move_computations_worker): This.
10566 (move_computations): Perform an RPO rather than a DOM walk.
10568 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10571 * combine.c (combine_instructions): For REG_EQUAL note with
10572 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
10573 to the underlying register.
10574 * doc/rtl.texi (REG_EQUAL): Document the behavior of
10575 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
10577 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
10580 * config/aarch64/aarch64-builtins.c
10581 (aarch64_init_simd_builtin_types): Do not set structural
10582 equality to __Poly{8,16,64,128}_t types.
10584 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
10586 PR tree-optimization/69400
10587 * wide-int.cc (wi_pack): Take the precision as argument and
10588 perform canonicalization here rather than in the callers.
10589 Use the main loop to handle all full-width HWIs. Add a
10590 zero HWI if in_len isn't a full result.
10591 (wi::divmod_internal): Update accordingly.
10592 (wi::mul_internal): Likewise. Simplify.
10594 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10595 Sebastian Pop <s.pop@samsung.com>
10597 * graphite-poly.c (apply_poly_transforms): Simplify.
10598 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
10599 (print_isl_map): Same.
10600 (print_isl_union_map): Same.
10601 (print_isl_schedule): New.
10602 (debug_isl_schedule): New.
10603 * graphite-dependences.c (scop_get_reads): Do not call
10604 isl_union_map_add_map that is undocumented isl functionality.
10605 (scop_get_must_writes): Same.
10606 (scop_get_may_writes): Same.
10607 (scop_get_original_schedule): Remove.
10608 (scop_get_dependences): Do not call isl_union_map_compute_flow that
10609 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
10610 (compute_deps): Remove.
10611 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
10612 (debug_schedule_ast): New.
10613 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
10614 set_separate_option.
10615 (graphite_regenerate_ast_isl): Add dump.
10616 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
10617 from scop->transformed_schedule.
10618 (graphite_regenerate_ast_isl): Add more dump.
10619 * graphite-optimize-isl.c (optimize_isl): Set
10620 scop->transformed_schedule. Check whether schedules are equal.
10621 (apply_poly_transforms): Move here.
10622 * graphite-poly.c (apply_poly_transforms): ... from here.
10623 (free_poly_bb): Static.
10624 (free_scop): Static.
10625 (pbb_number_of_iterations_at_time): Remove.
10626 (print_isl_ast): New.
10627 (debug_isl_ast): New.
10628 (debug_scop_pbb): New.
10629 * graphite-scop-detection.c (print_edge): Move.
10630 (print_sese): Move.
10631 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
10632 (build_scop_scattering): Remove.
10633 (create_pw_aff_from_tree): Assert instead of bailing out.
10634 (add_condition_to_pbb): Remove unused code, do not fail.
10635 (add_conditions_to_domain): Same.
10636 (add_conditions_to_constraints): Remove.
10637 (build_scop_context): New.
10638 (add_iter_domain_dimension): New.
10639 (build_iteration_domains): Initialize pbb->iterators.
10640 Call add_conditions_to_domain.
10643 (index_outermost_in_loop): New.
10644 (index_pbb_in_loop): New.
10645 (outermost_pbb_in): New.
10646 (add_in_sequence): New.
10647 (add_outer_projection): New.
10648 (outer_projection_mupa): New.
10649 (add_loop_schedule): New.
10650 (build_schedule_pbb): New.
10651 (build_schedule_loop): New.
10652 (embed_in_surrounding_loops): New.
10653 (build_schedule_loop_nest): New.
10654 (build_original_schedule): New.
10655 (build_poly_scop): Call build_original_schedule.
10656 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
10657 (free_poly_dr): Remove.
10658 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
10659 (free_poly_bb): Remove.
10660 (debug_loop_vec): Remove.
10661 (print_isl_ast): Declare.
10662 (debug_isl_ast): Declare.
10663 (scop_do_interchange): Remove.
10664 (scop_do_strip_mine): Remove.
10665 (scop_do_block): Remove.
10666 (flatten_all_loops): Remove.
10667 (optimize_isl): Remove.
10668 (pbb_number_of_iterations_at_time): Remove.
10669 (debug_scop_pbb): Declare.
10670 (print_schedule_ast): Declare.
10671 (debug_schedule_ast): Declare.
10672 (struct scop): Remove schedule. Add original_schedule,
10673 transformed_schedule.
10674 (free_gimple_poly_bb): Remove.
10675 (print_generated_program): Remove.
10676 (debug_generated_program): Remove.
10677 (unify_scattering_dimensions): Remove.
10678 * sese.c (print_edge): ... here.
10679 (print_sese): ... here.
10680 (debug_edge): ... here.
10681 (debug_sese): ... here.
10682 * sese.h (print_edge): Declare.
10683 (print_sese): Declare.
10684 (dump_edge): Declare.
10685 (dump_sese): Declare.
10687 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10688 Sebastian Pop <s.pop@samsung.com>
10690 * Makefile.in: Set ISLVER in site.exp.
10692 2016-01-25 Jakub Jelinek <jakub@redhat.com>
10694 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
10695 DECL_VALUE_EXPR of new_var even for the non-array case. Look
10696 through DECL_VALUE_EXPR for expansion.
10698 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
10700 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
10701 the frame info after reload completed.
10703 2016-01-25 Jeff Law <law@redhat.com>
10705 PR tree-optimization/69196
10706 PR tree-optimization/68398
10707 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
10708 tree-ssa-threadupdate.c.
10709 (determine_bb_domination_status): Prototype
10710 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
10711 (determine_bb_domination_status): No longer static.
10712 (valid_jump_thread_path): Remove code to detect characteristics
10713 of the jump thread path not associated with correctness.
10714 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
10715 Correct test for thread path length. Count PHIs for real operands as
10716 statements that need to be copied. Do not count ASSERT_EXPRs.
10717 Look at all the blocks in the thread path. Compute and selectively
10718 filter thread paths based on threading through the latch, threading
10719 a multiway branch or crossing a multiway branch.
10721 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10723 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
10724 decl with __attribute__ ((unused)) annotation.
10726 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
10729 * tree-vect-stmts.c (vectorizable_condition): Check vectype
10730 of operands is compatible with a statement vectype.
10732 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
10734 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
10735 improve wording for mixed storage order support.
10737 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
10739 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
10740 (vcvt_u64_f64): Likewise.
10741 (vcvta_s64_f64): Likewise.
10742 (vcvta_u64_f64): Likewise.
10743 (vcvtm_s64_f64): Likewise.
10744 (vcvtm_u64_f64): Likewise.
10745 (vcvtn_s64_f64): Likewise.
10746 (vcvtn_u64_f64): Likewise.
10747 (vcvtp_s64_f64): Likewise.
10748 (vcvtp_u64_f64): Likewise.
10750 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
10752 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
10753 (arc_init): Check validity mll64 option.
10754 (arc_save_restore): Use double load/store instruction.
10755 (arc_expand_movmem): Likewise.
10756 (arc_split_move): Don't split if we have double load/store
10757 instructions. Returns a boolean.
10758 (arc_process_double_reg_moves): Change function to return boolean
10759 instead of a sequence of instructions.
10760 (arc_dwarf_register_span): New function.
10761 * config/arc/arc-protos.h (arc_split_move): Change prototype.
10762 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
10763 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
10764 (*movdf_insn): Likewise.
10765 * config/arc/arc.opt (mll64): New option.
10766 * config/arc/predicates.md (even_register_operand): New predicate.
10767 * doc/invoke.texi (ARC Options): Add mll64 documentation.
10769 2016-01-25 Richard Biener <rguenther@suse.de>
10772 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
10773 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
10775 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
10777 2016-01-25 Richard Biener <rguenther@suse.de>
10779 PR tree-optimization/69376
10780 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
10782 (VN_INFO_ANTI_RANGE_P): New inline.
10783 (VN_INFO_RANGE_TYPE): Likewise.
10784 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
10785 SSA_NAME_ANTI_RANGE_P.
10786 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
10787 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10788 Properly query VN_INFO_RANGE_TYPE.
10790 2016-01-25 Nick Clifton <nickc@redhat.com>
10793 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
10795 2016-01-23 Tom de Vries <tom@codesourcery.com>
10797 PR tree-optimization/69426
10798 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
10801 2016-01-23 Jakub Jelinek <jakub@redhat.com>
10803 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
10804 "the the" with "the" in the comments.
10805 * ipa-devirt.c (build_type_inheritance_graph,
10806 update_type_inheritance_graph): Likewise.
10807 * tree.c (build_function_type_list_1): Likewise.
10808 * cfgloopmanip.c (scale_loop_profile): Likewise.
10809 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
10810 * gimple-ssa-split-paths.c
10811 (find_block_to_duplicate_for_splitting_paths): Likewise.
10812 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
10813 * expr.c (convert_move): Likewise.
10814 * var-tracking.c (vt_stack_adjustments): Likewise.
10815 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10816 * tree-vrp.c (test_for_singularity): Likewise.
10818 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
10819 directly instead of building a temporary tree.
10822 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
10823 remove <algorithm> include.
10825 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10828 * config/i386/i386.c: Include dojump.h.
10829 (expand_small_movmem_or_setmem,
10830 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
10832 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
10833 if dynamic_check != -1.
10835 2016-01-21 Jeff Law <law@redhat.com>
10837 PR middle-end/69347
10838 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
10839 record_temporary_equivalences. Rewritten to avoid unnecessary calls
10840 into dominated_by_p.
10841 (cprop_into_successor_phis): Avoid unnecessary tests.
10843 2016-01-22 Richard Henderson <rth@redhat.com>
10846 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
10847 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
10849 2016-01-22 Michael Matz <matz@suse.de>
10851 * system.h (string, algorithm): Include only conditionally.
10852 (new): Include always under C++.
10853 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
10854 * final.c (toplevel): Ditto.
10855 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
10856 * genconditions.c (write_header): Make gencondmd.c define
10858 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
10860 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
10861 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
10863 2016-01-22 Christian Bruel <christian.bruel@st.com>
10866 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
10868 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10871 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
10872 define_insn_and_split. Ensure operands[1] and operands[0] do not
10873 get assigned the same register.
10875 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
10877 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
10879 2016-01-22 Christian Bruel <christian.bruel@st.com>
10881 * config/arm/arm-c.c (arm_pragma_target_parse):
10882 Remove warn_builtin_macro_redefined overwrite.
10884 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10886 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
10887 flag_non_call_exceptions compatibility.
10889 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10892 * dwarf2out.c (add_child_die_after): New function.
10893 (dwarf_qual_info_t): New type.
10894 (dwarf_qual_info): New variable.
10895 (qualified_die_p): New function.
10896 (modified_type_die): For -fdebug-types-section, ensure
10897 canonical order of qualifiers. Put qualified DIEs adjacent
10898 to the corresponding non-qualified type DIE and search there
10899 for existing qualified DIEs.
10901 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10903 * doc/extend.texi (scalar_storage_order type attribute): Document
10904 restriction on type punning and aliasing, and remove future tense.
10906 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
10909 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
10912 2016-01-21 Jeff Law <law@redhat.com>
10914 PR middle-end/69347
10915 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
10916 useless call to record_temporary_equivalences.
10917 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
10918 allocate 10 slots in the bb_path vector and let it grow as needed.
10919 (fsm_find_control_statement_thread_paths): Similarly for the next_path
10922 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10924 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
10926 * configure: Regenerate.
10928 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
10930 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
10931 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
10933 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
10935 PR middle-end/66178
10936 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
10937 drop EXPAND_INITIALIZER.
10938 * rtl.h (contains_symbolic_reference_p): Declare.
10939 * rtlanal.c (contains_symbolic_reference_p): New function.
10940 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
10941 a subtraction into a NOT if symbolic constants are involved.
10943 2016-01-21 Anton Blanchard <anton@samba.org>
10944 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10947 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
10949 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
10952 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10954 * config/microblaze/microblaze.c
10955 (get_branch_target): New.
10956 (insert_wic_for_ilb_runout): New.
10958 (microblaze_machine_dependent_reorg): New.
10959 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
10960 * config/microblaze/microblaze.md
10961 (UNSPEC_IPREFETCH): Define.
10962 (iprefetch): New pattern
10963 * config/microblaze/microblaze.opt
10964 (mxl-prefetch): New flag.
10966 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10968 * config/microblaze/microblaze.h
10969 (FIXED_REGISTERS): Update in macro.
10970 (CALL_USED_REGISTERS): Update in macro.
10972 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
10974 PR rtl-optimization/68920
10975 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
10978 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
10980 PR rtl-optimization/68990
10981 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
10982 pseudo instead of inheritance ones.
10984 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10985 Nick Clifton <nickc@redhat.com>
10989 * config/mips/mips.c (mips_compute_frame_info): Initialise
10990 args_size and hard_frame_pointer_offset fields of the frame
10991 structure before calling mips_global_pointer.
10993 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10995 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
10997 * configure: Regenerate.
10999 2016-01-21 Richard Biener <rguenther@suse.de>
11001 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11003 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11005 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11006 to actually emit the .size directive.
11008 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11009 Jakub Jelinek <jakub@redhat.com>
11013 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11014 args array size by one to avoid buffer overflow.
11016 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11018 * config/s390/s390.md (pool_section_start): Use switch_to_section
11019 to select proper read-only data section instead of hardcoding
11021 (pool_section_end): Use switch_to_section to match the above.
11023 2016-01-21 Richard Biener <rguenther@suse.de>
11025 PR tree-optimization/69378
11026 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11027 (set_ssa_val_to): Use it for dominance checks taking into
11028 account not executable edges.
11030 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11033 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11034 for bitsize instead of GET_MODE_PRECISION (mode).
11036 2016-01-20 Martin Sebor <msebor@redhat.com>
11039 * extend.texi (__sync Builtins): Clarify the semantics of
11040 __sync_fetch_and_OP built-ins on pointers.
11041 (__atomic Builtins): Same.
11043 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11044 Sebastian Pop <s.pop@samsung.com>
11046 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11047 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11048 (is_valid_rename): Same.
11049 (translate_isl_ast_to_gimple::get_rename): Same.
11050 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11051 (translate_isl_ast_to_gimple::rename_uses): Same.
11052 (get_new_name): Check for close_phi nodes.
11053 (copy_loop_phi_args): Use phi_node_kind.
11054 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11055 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11057 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11058 Sebastian Pop <s.pop@samsung.com>
11060 Revert commit r229783.
11061 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11062 Remove use of parameter_rename_map.
11063 (copy_def): Remove.
11064 (copy_internal_parameters): Remove.
11065 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11066 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11067 (free_sese_info): Do not free parameter_rename_map.
11068 (set_rename): Do not use parameter_rename_map.
11069 (rename_uses): Update call to set_rename.
11070 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11071 * sese.h (parameter_rename_map_t): Remove.
11072 (struct sese_info_t): Remove field parameter_rename_map.
11074 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11075 Sebastian Pop <s.pop@samsung.com>
11077 * graphite-isl-ast-to-gimple.c: Fix comment.
11078 * graphite-scop-detection.c (defined_in_loop_p): New.
11079 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11080 names defined in loop.
11082 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11083 Sebastian Pop <s.pop@samsung.com>
11085 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11086 Discard unstructured if-then-else regions.
11088 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11089 Sebastian Pop <s.pop@samsung.com>
11091 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11092 (cleanup_loop_iter_dom): Remove.
11093 (build_loop_iteration_domains): Remove.
11094 (build_scop_context): Remove.
11095 (build_scop_iteration_domain): Remove.
11096 (add_loop_constraints): New.
11097 (build_iteration_domains): New.
11098 (build_poly_scop): Call build_iteration_domains.
11100 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11101 Sebastian Pop <s.pop@samsung.com>
11103 * graphite-scop-detection.c
11104 (scop_detection::harmful_loop_in_region): Free dom and loops.
11105 (scop_detection::loop_body_is_valid_scop): Free bbs.
11107 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11108 Sebastian Pop <s.pop@samsung.com>
11110 * graphite-scop-detection.c (record_loop_in_sese): New.
11111 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11112 (build_scops): Remove call to build_sese_loop_nests.
11113 * sese.c (sese_record_loop): Remove.
11114 (build_sese_loop_nests): Remove.
11115 (new_sese_info): Remove region->loops.
11116 (free_sese_info): Same.
11117 * sese.h (sese_contains_loop): Same.
11118 (build_sese_loop_nests): Remove.
11119 (sese_contains_loop): Remove.
11121 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11122 Sebastian Pop <s.pop@samsung.com>
11124 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11125 loop_is_valid_in_scop.
11126 (scop_detection::harmful_stmt_in_region): Renamed
11127 harmful_loop_in_region.
11128 Call loop_is_valid_in_scop.
11130 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11131 Sebastian Pop <s.pop@samsung.com>
11133 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11136 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11137 Sebastian Pop <s.pop@samsung.com>
11139 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11140 * graphite.h (struct poly_bb): Remove field is_reduction.
11141 (PBB_IS_REDUCTION): Remove.
11143 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11144 Sebastian Pop <s.pop@samsung.com>
11146 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11147 (add_pdr_constraints): Same.
11148 (scop_get_reads): Same.
11149 (scop_get_must_writes): Same.
11150 (scop_get_may_writes): Same.
11151 (scop_get_original_schedule): Same.
11152 (extend_schedule): Same.
11153 (apply_schedule_on_deps): Same.
11154 (carries_deps): Same.
11155 (compute_deps): Same.
11156 (scop_get_dependences): Same.
11157 * graphite-isl-ast-to-gimple.c
11158 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11159 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11160 (get_schedule_for_band_list): Same.
11161 (get_schedule_map): Same.
11162 (apply_schedule_map_to_scop): Same.
11163 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11164 (build_loop_iteration_domains): Same.
11165 (add_condition_to_pbb): Same.
11166 (add_param_constraints): Same.
11167 (pdr_add_memory_accesses): Same.
11168 (pdr_add_data_dimensions): Same.
11170 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11172 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11175 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11177 * common.opt (feliminate-dwarf2-dups): Replace references to
11178 "DWARF 2" with just "DWARF".
11179 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11180 * doc/extend.texi: Likewise.
11181 * doc/cpp.texi: Likewise.
11182 * doc/invoke.texi: Likewise.
11183 (Option Summary): Add -gdwarf to list of Debugging Options.
11184 (Debugging Options): Document -gdwarf.
11185 * doc/contrib.texi: Spell "DWARF" like that.
11187 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11189 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11190 warning. Fix up formatting.
11192 PR middle-end/67653
11193 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11194 attempt to mark memory input operand addressable and
11195 call prepare_gimple_addressable in that case. Don't adjust
11196 input_location for diagnostics, use error_at instead.
11198 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11200 * config/rs6000/ppc-auxv.h: New file.
11201 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11202 (cpu_is): Likewise.
11203 (cpu_supports): Likewise.
11204 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11205 (cpu_is_info): New variable.
11206 (cpu_supports_info): Likewise.
11207 (tcb_verification_symbol): Likewise.
11208 (cpu_builtin_p): Likewise.
11209 (cpu_expand_builtin): New function.
11210 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11211 (rs6000_init_builtins): Likewise.
11212 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11213 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11214 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11215 * configure: Regenerate.
11216 * config.in: Likewise.
11217 * doc/extend.texi (PowerPC Built-in Functions): Document
11218 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11220 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11223 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11225 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11228 2016-01-20 Richard Henderson <rth@redhat.com>
11234 * tree.c (tm_define_builtin): New.
11235 (find_tm_vector_type): New.
11236 (build_tm_vector_builtins): New.
11237 (build_common_builtin_nodes): Call it.
11239 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11241 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11242 (arm_fp_ok): Likewise.
11243 (arm_fp): Likewise.
11244 (arm_crypto): Likewise.
11246 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11247 Richard Biener <rguenther@suse.de>
11249 PR tree-optimization/69328
11250 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11251 vectors have same number of elements.
11252 (vectorizable_condition): Fix masked version recognition.
11254 2016-01-20 Richard Biener <rguenther@suse.de>
11256 PR tree-optimization/69345
11257 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11258 (VN_INFO_PTR_INFO): Likewise.
11259 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11260 info when it is equal between non-dominating SSA names.
11261 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11262 Make sure to look at original SSA infos.
11264 2016-01-20 Jeff Law <law@redhat.com>
11267 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11269 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11270 (pc_or_label_operand): New predicate.
11271 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11272 tests for small integers that are 2^n - 1.
11274 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11276 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11278 2016-01-19 Jeff Law <law@redhat.com>
11280 PR middle-end/69347
11281 * tree-ssa-threadbackwards.c
11282 (fsm_find_control_statement_thread_paths): Do not try to lookup
11283 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11285 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11287 * doc/lto.texi: Remove text that says only Gold has linker plugin
11290 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11292 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11293 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11294 the DIE accordingly.
11295 (modified_type_die): Add REVERSE parameter and pass it recursively,
11296 as well as to base_type_die. Adjust presence check accordingly.
11297 (base_type_for_mode): Adjust call to modified_type_die.
11298 (add_type_attribute): Add REVERSE parameter and pass it to
11300 (generic_parameter_die): Adjust call to add_type_attribute.
11301 (add_scalar_info): Likewise.
11302 (add_subscript_info): Likewise.
11303 (gen_array_type_die): Likewise.
11304 (gen_descr_array_type_die): Likewise.
11305 (gen_entry_point_die): Likewise.
11306 (gen_enumeration_type_die): Likewise.
11307 (gen_formal_parameter_die): Likewise.
11308 (gen_subprogram_die): Likewise.
11309 (gen_variable_die ): Likewise.
11310 (gen_const_die): Likewise.
11311 (gen_field_die): Likewise.
11312 (gen_pointer_type_die): Likewise.
11313 (gen_reference_type_die): Likewise.
11314 (gen_ptr_to_mbr_type_die): Likewise.
11315 (gen_inheritance_die): Likewise.
11316 (gen_subroutine_type_die): Likewise.
11317 (gen_typedef_die): Likewise.
11318 (force_type_die): Adjust call to modified_type_die.
11320 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
11322 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
11323 flow throughout the file. Fix broken link to Objective-C 2.0
11325 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
11328 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11330 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
11332 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11335 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
11336 (maybe_record_node): Record cxa_pure_virtual as the only possible
11337 target if there are not ohter candidates.
11338 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
11340 2016-01-19 Richard Biener <rguenther@suse.de>
11342 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
11343 (get_memory_order): Likewise.
11345 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
11347 * tree-vect-stmts.c (vectorizable_store): Check
11350 2016-01-19 David Malcolm <dmalcolm@redhat.com>
11353 * gcc.c (driver::decode_argv): Add call to
11354 init_opts_obstack before init_options_struct.
11355 * opts.c (init_opts_obstack): Remove idempotency.
11356 (init_options_struct): Replace call to init_opts_obstack
11357 with a gcc_assert to verify that it has already been called.
11358 * toplev.c (toplev::main): Add call to init_opts_obstack before
11359 calls to init_options_struct.
11360 (toplev::finalize): Move cleanup of opts_obstack next to
11361 cleanup of save_decoded_options, clearing the latter, and
11362 save_decoded_options_count.
11364 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11367 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
11368 attribute to unconditional. Remove %? from output template.
11370 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11371 Jiong Wang <jiong.wang@arm.com>
11373 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
11374 generated from different expand order.
11376 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11378 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11379 Add support for CCMP costing.
11381 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11383 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
11384 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
11385 (fccmpe<mode>): Likewise.
11386 (fcmp): Rename to fcmp and globalize pattern.
11388 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
11389 (aarch64_gen_ccmp_next): Add FP support.
11391 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11393 * target.def (gen_ccmp_first): Update documentation.
11394 (gen_ccmp_next): Likewise.
11395 * doc/tm.texi (gen_ccmp_first): Update documentation.
11396 (gen_ccmp_next): Likewise.
11397 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11398 expand_ccmp_expr_1. Improve comments.
11399 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11400 (ccmp_ior<mode>): Remove pattern.
11401 (cmp<mode>): Remove expand.
11402 (cmp): Globalize pattern.
11403 (cstorecc4): Use cc_register.
11404 (mov<mode>cc): Remove ccmp_cc_register check.
11405 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
11406 Simplify after removal of CC_DNE/* modes.
11407 (aarch64_ccmp_mode_to_code): Remove.
11408 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
11409 In 'k' case use integer as condition.
11410 (aarch64_nzcv_codes): Remove inverted cases.
11411 (aarch64_code_to_ccmode): Remove.
11412 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
11413 comparison with CC register to be used in folowing CCMP/branch/CSEL.
11414 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
11415 pattern. Return the comparison with CC register. Invert conditions
11416 when bitcode is OR.
11417 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
11418 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
11420 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11422 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11423 instrumented_version.
11425 2016-01-19 Richard Biener <rguenther@suse.de>
11427 PR tree-optimization/69336
11428 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
11429 handled components with get_ref_base_and_extent.
11430 (equal_mem_array_ref_p): Adjust.
11432 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11435 * shrink-wrap.c: Include valtrack.h.
11436 (move_insn_for_shrink_wrap): Add DEBUG argument. If
11437 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
11438 in between insn and where it will be moved to. Call
11439 dead_debug_insert_temp.
11440 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
11441 first and dead_debug_local_finish at the end.
11442 For uses and defs bitmap, handle all regs in between REGNO and
11443 END_REGNO, not just the first one.
11445 2016-01-19 Richard Biener <rguenther@suse.de>
11447 PR tree-optimization/69352
11448 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
11449 (equal_mem_array_ref_p): Constrain size and max size properly.
11450 Compare the reverse flag.
11452 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
11454 * ira.c (ira): Update regstat data if we deleted insns.
11456 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11458 PR rtl-optimization/68955
11459 PR rtl-optimization/64557
11460 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
11461 here. Fix up formatting.
11462 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
11464 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11467 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
11468 assume that the node has body.
11469 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
11472 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11474 * lto-streamer-out.c (lto_output): Do not stream instrumentation
11477 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11479 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
11480 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
11482 2016-01-19 Martin Jambor <mjambor@suse.cz>
11483 Martin Liska <mliska@suse.cz>
11484 Michael Matz <matz@suse.de>
11486 * Makefile.in (OBJS): Add new source files.
11487 (GTFILES): Add hsa.c.
11488 * common.opt (disable_hsa): New variable.
11489 (-Whsa): New warning.
11490 * config.in (ENABLE_HSA): New.
11491 * configure.ac: Treat hsa differently from other accelerators.
11492 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
11493 $enable_offloading.
11494 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
11495 * doc/install.texi (Configuration): Document --with-hsa-runtime,
11496 --with-hsa-runtime-include, --with-hsa-runtime-lib and
11497 --with-hsa-kmt-lib.
11498 * doc/invoke.texi (-Whsa): Document.
11499 (hsa-gen-debug-stores): Likewise.
11500 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
11501 to invoke offload compiler for hsa acclerator.
11502 * opts.c (common_handle_option): Determine whether HSA offloading
11503 should be performed.
11504 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
11505 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
11506 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
11507 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
11508 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
11509 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
11510 GF_OMP_FOR_KIND_GRID_LOOP.
11511 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
11512 (pp_gimple_stmt_1): Likewise.
11513 * gimple-walk.c (walk_gimple_stmt): Likewise.
11514 * gimple.c (gimple_build_omp_grid_body): New function.
11515 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
11516 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
11517 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
11518 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
11519 GF_OMP_TEAMS_GRID_PHONY.
11520 (gimple_statement_omp_single_layout): Updated comments.
11521 (gimple_build_omp_grid_body): New function.
11522 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
11523 (gimple_omp_for_grid_phony): New function.
11524 (gimple_omp_for_set_grid_phony): Likewise.
11525 (gimple_omp_parallel_grid_phony): Likewise.
11526 (gimple_omp_parallel_set_grid_phony): Likewise.
11527 (gimple_omp_teams_grid_phony): Likewise.
11528 (gimple_omp_teams_set_grid_phony): Likewise.
11529 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
11530 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
11531 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
11532 (BUILT_IN_GOMP_TARGET): Updated type.
11533 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
11534 (adjust_for_condition): New function.
11535 (get_omp_for_step_from_incr): Likewise.
11536 (extract_omp_for_data): Moved parts to adjust_for_condition and
11537 get_omp_for_step_from_incr.
11538 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
11539 (fixup_child_record_type): Bail out if receiver_decl is NULL.
11540 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
11541 (scan_omp_parallel): Do not create child functions for phony
11543 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
11544 (scan_omp_1_op): Checking assert we are not remapping to
11545 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
11546 (parallel_needs_hsa_kernel_p): New function.
11547 (expand_parallel_call): Register apprpriate parallel child
11548 functions as HSA kernels.
11549 (grid_launch_attributes_trees): New type.
11550 (grid_attr_trees): New variable.
11551 (grid_create_kernel_launch_attr_types): New function.
11552 (grid_insert_store_range_dim): Likewise.
11553 (grid_get_kernel_launch_attributes): Likewise.
11554 (get_target_argument_identifier_1): Likewise.
11555 (get_target_argument_identifier): Likewise.
11556 (get_target_argument_value): Likewise.
11557 (push_target_argument_according_to_value): Likewise.
11558 (get_target_arguments): Likewise.
11559 (expand_omp_target): Call get_target_arguments instead of looking
11560 up for teams and thread limit.
11561 (grid_expand_omp_for_loop): New function.
11562 (grid_arg_decl_map): New type.
11563 (grid_remap_kernel_arg_accesses): New function.
11564 (grid_expand_target_kernel_body): New function.
11565 (expand_omp): Call it.
11566 (lower_omp_for): Do not emit phony constructs.
11567 (lower_omp_taskreg): Do not emit phony constructs but create for them
11568 a temporary variable receiver_decl.
11569 (lower_omp_taskreg): Do not emit phony constructs.
11570 (lower_omp_teams): Likewise.
11571 (lower_omp_grid_body): New function.
11572 (lower_omp_1): Call it.
11573 (grid_reg_assignment_to_local_var_p): New function.
11574 (grid_seq_only_contains_local_assignments): Likewise.
11575 (grid_find_single_omp_among_assignments_1): Likewise.
11576 (grid_find_single_omp_among_assignments): Likewise.
11577 (grid_find_ungridifiable_statement): Likewise.
11578 (grid_target_follows_gridifiable_pattern): Likewise.
11579 (grid_remap_prebody_decls): Likewise.
11580 (grid_copy_leading_local_assignments): Likewise.
11581 (grid_process_kernel_body_copy): Likewise.
11582 (grid_attempt_target_gridification): Likewise.
11583 (grid_gridify_all_targets_stmt): Likewise.
11584 (grid_gridify_all_targets): Likewise.
11585 (execute_lower_omp): Call grid_gridify_all_targets.
11586 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
11587 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
11588 (tree_omp_clause): Added union field dimension.
11589 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
11590 * tree.c (omp_clause_num_ops): Added number of arguments of
11591 OMP_CLAUSE__GRIDDIM_.
11592 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
11593 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
11594 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
11595 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
11596 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
11597 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
11598 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
11599 * tree-pass.h (make_pass_gen_hsail): Declare.
11600 (make_pass_ipa_hsa): Likewise.
11601 * ipa-hsa.c: New file.
11602 * lto-section-in.c (lto_section_name): Add hsa section name.
11603 * lto-streamer.h (lto_section_type): Add hsa section.
11604 * timevar.def (TV_IPA_HSA): New.
11605 * hsa-brig-format.h: New file.
11606 * hsa-brig.c: New file.
11607 * hsa-dump.c: Likewise.
11608 * hsa-gen.c: Likewise.
11611 * toplev.c (compile_file): Call hsa_output_brig.
11612 * hsa-regalloc.c: New file.
11614 2016-01-18 Jeff Law <law@redhat.com>
11616 PR tree-optimization/69320
11617 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
11618 ranged object, do nothing if the RHS constant is not [0..1].
11619 (optimize_stmt): Comparing a boolean ranged object against a
11620 constant outside [0..1] results in a compile-time constant.
11622 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
11625 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
11627 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11628 (Option Summary): Update to reflect new section and moved options.
11629 (C++ Dialect Options): Move -fstats to new section.
11630 (Debugging Options): Move all dump, statistics, and other GCC
11631 developer options to new section. Rewrite section introduction
11632 and re-order remaining options to put the more basic ones first.
11633 (Optimization Options): Move -fira-verbose and -flto-report* to
11635 (Developer Options): New section incorporating moved options.
11636 * doc/cppopts.texi (-dM): Update cross-reference.
11638 2016-01-18 Richard Henderson <rth@redhat.com>
11641 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
11642 operands to pseudo only if CSE is expected. Split long immediate
11643 operands only after reload, and for the stack pointer.
11644 (*add<GPI>3_pluslong): Remove.
11645 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
11646 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
11647 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
11648 (*add<GPI>3 peepholes): New.
11649 (*add<GPI>3 splitters): New.
11650 * config/aarch64/constraints.md (Upl): New.
11651 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
11653 2016-01-18 Richard Biener <rguenther@suse.de>
11655 PR tree-optimization/69297
11656 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
11658 (vect_bb_vectorization_profitable_p): Clear visited flag again.
11660 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
11662 PR middle-end/68542
11663 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
11664 of mixind vector and scalar types.
11665 (fold_relational_const): Add handling of vector
11666 comparison with boolean result.
11667 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
11668 comparison of vector operands with boolean result for EQ/NE only.
11669 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
11670 (verify_gimple_cond): Likewise.
11671 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
11674 2016-01-18 Joseph Myers <joseph@codesourcery.com>
11676 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
11679 2016-01-18 Richard Biener <rguenther@suse.de>
11681 PR middle-end/69308
11682 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
11684 2016-01-18 Tom de Vries <tom@codesourcery.com>
11686 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
11688 2016-01-18 Tom de Vries <tom@codesourcery.com>
11690 * omp-low.c (set_oacc_fn_attrib): Make extern.
11691 * omp-low.h (set_oacc_fn_attrib): Declare.
11692 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
11693 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
11694 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
11695 Add and handle function parameter oacc_kernels_p.
11696 (find_reduc_addr, get_omp_data_i_param): New function.
11697 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
11698 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
11699 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
11700 Calculate dominance info. Skip loops that are not in a kernels region
11701 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
11702 (pass_parallelize_loops::execute): Call parallelize_loops with
11703 oacc_kernels_p argument.
11704 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
11705 New member function.
11706 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
11707 * passes.def: Add argument to pass_parallelize_loops instantation.
11709 2016-01-18 Tom de Vries <tom@codesourcery.com>
11711 * tree-parloops.c (pass_parallelize_loops::execute): Allow
11712 pass_parallelize_loops to be run outside the loop pipeline.
11714 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11716 * tree-scalar-evolution.c (follow_copies_to_constant): New.
11717 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
11719 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11722 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
11723 using get_ref_base_and_extent.
11724 (equal_mem_array_ref_p): New.
11725 (hashable_expr_equal_p): Add call to previous.
11727 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11730 * tree-sra.c (disqualified_constants, constant_decl_p): New.
11731 (sra_initialize): Allocate disqualified_constants.
11732 (sra_deinitialize): Free disqualified_constants.
11733 (disqualify_candidate): Update disqualified_constants when appropriate.
11734 (create_access): Scan for constant-pool entries as we go along.
11735 (scalarizable_type_p): Add check against type_contains_placeholder_p.
11736 (maybe_add_sra_candidate): Allow constant-pool entries.
11737 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
11738 (initialize_constant_pool_replacements): New.
11739 (sra_modify_assign): Avoid mangling assignments created by previous,
11740 and don't generate writes into constant pool.
11741 (sra_modify_function_body): Call initialize_constant_pool_replacements.
11743 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11745 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
11746 andnot instruction.
11747 (scalar_chain::convert_op): Likewise.
11748 * config/i386/i386.md (*andndi3_doubleword): New.
11750 2016-01-18 Richard Biener <rguenther@suse.de>
11752 PR tree-optimization/69170
11753 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
11754 building a vector from scalar results of a pattern stmt.
11756 2016-01-18 Jakub Jelinek <jakub@redhat.com>
11758 * haifa-sched.c (autopref_multipass_init): Work around
11759 -Wmaybe-uninitialized warning.
11761 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
11763 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
11764 against the constant 0.
11766 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11768 PR tree-optimization/68799
11769 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
11770 look up phi candidates in the statement-candidate map.
11771 (phi_add_costs): Likewise.
11772 (record_phi_increments): Likewise.
11773 (phi_incr_cost): Likewise.
11774 (ncd_with_phi): Likewise.
11775 (all_phi_incrs_profitable): Likewise.
11777 2016-01-17 Jakub Jelinek <jakub@redhat.com>
11779 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
11780 -Wmaybe-uninitialized warning.
11782 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
11784 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11785 (Option Summary): Update to reflect new section and moved options.
11786 (C++ Dialect Options): Move -fvtable-verify and related options.
11787 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
11788 and profiling-related options.
11789 (Optimization Options): Move profile generation options and
11790 -fstack-protector and related options.
11791 (Instrumentation Options): New section incorporating moved options.
11792 (Code Generation Options): Move -finstrument-functions and
11793 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
11795 2016-01-16 Tom de Vries <tom@codesourcery.com>
11797 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
11799 2016-01-16 Tom de Vries <tom@codesourcery.com>
11801 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
11803 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
11805 * hash-table.h (hash_table::empty): Turn into an inline wrapper
11806 that checks whether the table is already empty. Rename the
11807 original implementation to...
11808 (hash_table::empty_slot): ...this new private function.
11810 2016-01-15 David Malcolm <dmalcolm@redhat.com>
11812 PR diagnostic/68899
11813 * diagnostic-show-locus.c (layout::print_source_line): Move x
11814 offset of line until after call to
11815 get_line_width_without_trailing_whitespace.
11817 2016-01-15 Jeff Law <law@redhat.com>
11819 PR tree-optimization/69270
11820 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
11821 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
11822 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
11823 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
11824 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11825 ssa_name_has_boolean_range and constant_boolean_node.
11827 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
11829 PR rtl-optimization/69030
11830 * lra-spills.c (remove_pseudos): Check nrefs and make the function
11832 (spill_pseudos): Delete debug insn for dead pseudo.
11833 (lra_spill): Initiate spill_hard_reg and slots memory separately.
11835 2016-01-15 Jiong Wang <jiong.wang@arm.com>
11837 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
11839 (TYPES_UNOPUS): Likewise.
11840 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
11841 builtin type, from UNOP to UNOPUS.
11842 (lbtruncuv4sf): Likewise.
11843 (lbtruncuv2df): Likewise.
11844 (lrounduv2sf): Likewise.
11845 (lrounduv4sf): Likewise.
11846 (lrounduv2df): Likewise.
11847 (lroundusf): Likewise.
11848 (lroundusf): Likewise.
11849 (lceiluv2sf): Likewise.
11850 (lceiluv4sf): Likewise.
11851 (lceiluv2df): Likewise.
11852 (lceilusf): Likewise.
11853 (lceiludf): Likewise.
11854 (lflooruv2sf): Likewise.
11855 (lflooruv4sf): Likewise.
11856 (lflooruv2df): Likewise.
11857 (lfloorusf): Likewise.
11858 (lfloorudf): Likewise.
11859 (lfrintnuv2sf): Likewise.
11860 (lfrintnuv4sf): Likewise.
11861 (lfrintnuv2df): Likewise.
11862 (lfrintnusf): Likewise.
11863 (lfrintnudf): Likewise.
11864 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
11866 (vcvtq_u32_f32): Likewise.
11867 (vcvtq_u64_f64): Likewise.
11868 (vcvta_u32_f32): Likewise.
11869 (vcvtaq_u32_f32): Likewise.
11870 (vcvtaq_u64_f64): Likewise.
11871 (vcvtm_u32_f32): Likewise.
11872 (vcvtmq_u32_f32): Likewise.
11873 (vcvtmq_u64_f64): Likewise.
11874 (vcvtn_u32_f32): Likwise.
11875 (vcvtnq_u32_f32): Likewise.
11876 (vcvtnq_u64_f64): Likewise.
11877 (vcvtp_u32_f32): Likewise.
11878 (vcvtpq_u32_f32): Likewise.
11879 (vcvtpq_u64_f64): Likewise.
11880 (vcvtmd_u64_f64): Likewise.
11881 (vcvtms_u32_f32): Likewise.
11882 (vcvtad_u64_f64): Likewise.
11883 (vcvtas_u32_f32): Likewise.
11884 (vcvtnd_u64_f64): Likewise.
11885 (vcvtns_u32_f32): Likewise.
11886 (vcvtpd_u64_f64): Likewise.
11887 (vcvtps_u32_f32): Likewise.
11889 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11891 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
11892 CSEL of zero_extended registers.
11894 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11896 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
11897 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
11899 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11901 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
11902 false when argument string is not found in the attributes table
11905 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
11908 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
11909 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
11910 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
11911 precision estimate.
11913 2016-01-15 Richard Biener <rguenther@suse.de>
11915 PR tree-optimization/66856
11916 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
11917 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
11918 (vect_create_new_slp_node): Increment stmt reference count.
11919 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
11920 an SLP tree before swapping operands.
11921 (vect_build_slp_tree): Likewise.
11922 (destroy_bb_vec_info): Free stmt info after SLP instances.
11923 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
11924 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
11925 (STMT_VINFO_NUM_SLP_USES): New macro.
11927 2016-01-15 Richard Biener <rguenther@suse.de>
11930 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
11931 (add_linkage_name): ... here.
11932 (gen_typedef_die): Use add_linkage_name_raw instead of
11933 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
11936 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
11938 * gimplify.c (oacc_default_clause): Decode reference and pointer
11939 types for both kernels and parallel regions.
11941 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
11943 PR middle-end/69246
11944 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
11946 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11948 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
11949 (convert_scalars_to_vector): Likewise.
11951 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
11953 * doc/extend.texi (Type Traits): Fix grammar.
11955 2016-01-15 Martin Jambor <mjambor@suse.cz>
11957 * tree-inline.c (remap_decl): Use existing dclarations if
11958 remapping a type and prevent_decl_creation_for_types.
11959 (replace_locals_stmt): Do an initial remapping of non-VLA typed
11960 decls first. Do real remapping with
11961 prevent_decl_creation_for_types set.
11962 * tree-inline.h (copy_body_data): New field
11963 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
11966 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11968 * config/s390/s390.opt (mmvcle): More verbose help text.
11970 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11972 * config/s390/s390.opt: Add period to -mzvector option text.
11974 2016-01-15 Richard Biener <rguenther@suse.de>
11976 PR tree-optimization/68961
11977 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
11978 of invariants in stores again.
11980 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
11982 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
11984 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11986 * config/i386/i386.c (ix86_expand_branch): Don't split
11987 DI mode xor instruction to SI mode.
11989 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11992 * ipa-icf.c (sem_function::merge): Virtual functions may become
11993 reachable even if they address is not taken and there are no
11996 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11998 * lto-streamer-out.c (subtract_estimated_size): New function.
11999 (get_symbol_initial_value): Use it.
12001 2016-01-15 Christian Bruel <christian.bruel@st.com>
12004 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12005 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12006 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12007 use add_builtin_function_ext_scope instead of add_builtin_function.
12008 (neon_set_p, neon_crypto_set_p): Remove.
12009 (arm_init_builtins): Always call arm_init_neon_builtins and
12010 arm_init_crypto_builtins.
12011 (arm_expand_builtin): Check that builtins are allowed for the arch.
12012 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12013 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12014 arm_init_neon_builtins call.
12016 2016-01-15 Richard Biener <rguenther@suse.de>
12018 PR tree-optimization/69117
12019 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12020 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12021 of the leader conservatively.
12022 (free_scc_vn): Restore original SSA name infos.
12024 2016-01-14 Jeff Law <law@redhat.com>
12026 PR tree-optimization/69270
12027 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12028 single bit of precision, verify it's also unsigned.
12029 (record_edge_info): Use constant_boolean_node rather than fold_convert
12030 to convert boolean_true/boolean_false to the right type.
12032 2016-01-14 Richard Henderson <rth@redhat.com>
12035 * loop-doloop.c (record_reg_sets): New.
12036 (doloop_optimize): Reject the transform if the sequence
12037 clobbers registers live at the end of the loop block.
12038 (doloop_optimize_loops): Enable df_live if needed.
12040 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12042 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12043 * config/rs6000/rs6000.c: Likewise.
12044 * config/rs6000/rs6000.h: Likewise.
12045 * config/rs6000/rs6000.md: Likewise.
12046 * doc/extend.texi: Likewsie.
12048 2016-01-14 Jeff Law <law@redhat.com>
12050 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12053 2016-01-14 Richard Henderson <rth@redhat.com>
12057 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12058 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12059 instead of builtin_decl_declared_p to test for declaration.
12061 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12063 * doc/loop.texi (Loop Analysis and Representation): Document
12064 loop_depth function.
12066 2016-01-14 Tom de Vries <tom@codesourcery.com>
12068 PR tree-optimization/68773
12069 * omp-low.c (expand_omp_target): Don't set force_output.
12070 * varpool.c (varpool_node::get_create): Same.
12071 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12072 offload_funcs with force_output.
12074 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12077 * lra-eliminations.c (move_plus_up): Don't change anything if either
12078 the outer or inner subreg mode is not MODE_INT.
12079 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12080 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12082 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12084 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12085 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12086 reduc_uplus_@var{m}): Remove.
12087 * expr.c (expand_expr_real_2): Remove expansion path for
12088 reduc_[us](min|max|plus) optabs.
12089 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12090 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12091 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12092 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12093 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12094 reduc_[us](min|max|plus) optabs.
12096 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12098 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12099 (reduc_plus_scal_v2sf): New.
12100 (reduc_smax_v2sf): Rename to...
12101 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12102 (reduc_smin_v2sf): Rename to...
12103 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12105 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12107 * alias.c (compare_base_symbol_refs): New function.
12108 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12111 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12113 PR middle-end/68146
12114 PR tree-optimization/69155
12115 * tree-complex.c: Include cfganal.h.
12116 (phis_to_revisit): New variable.
12117 (extract_component): Add phiarg_p argument. Assert that returned
12118 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12119 (update_phi_components): Partly rewrite to use loop over real/imag
12120 components instead of code duplication. If extract_component returns
12121 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12122 create_tmp_reg into the PHI node instead, and mention the phi triplet
12123 in phis_to_revisit.
12124 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12125 in phis_to_revisit at the end.
12127 2016-01-14 Richard Biener <rguenther@suse.de>
12129 PR tree-optimization/68060
12130 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12131 outer loop reduction is only used in the inner loop before
12132 detecting a double reduction.
12134 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12137 * combine.c (expand_field_assignment): Punt if compute_mode is
12138 unsupported scalar mode.
12140 2016-01-14 Richard Biener <rguenther@suse.de>
12142 PR tree-optimization/66856
12143 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12144 SLP node only if it built successfully.
12145 (vect_analyze_slp_instance): Adjust.
12147 2016-01-14 Jeff Law <law@redhat.com>
12149 PR tree-optimization/69270
12150 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12151 (record_edge_info): Use it. Convert boolean_{true,false}_node
12152 to the type of op0.
12154 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12157 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12158 use block_ultimate_origin
12159 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12161 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12163 * doc/invoke.texi (Submodel Options): Rename section to
12164 "Machine-Dependent Options" to better reflect its content.
12165 Rewrite introductory text to remove archaic CPU names.
12168 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12170 * doc/invoke.texi (Code Gen Options): Move section up in file,
12171 before target-specific options. Update menu and option summary
12172 to reflect the new section ordering.
12174 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12176 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12177 (C++ Dialect Options): Add cross-reference to -std option.
12178 * doc/standards.texi (C++ Language): Document C++14 support.
12180 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12182 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12183 for pack/unpack functions for __ibm128.
12184 (PACK_IF): Likewise.
12185 (UNPACK_IF): Likewise.
12187 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12188 support for __ibm128 pack/unpack functions.
12189 (rs6000_invalid_builtin): Likewise.
12190 (rs6000_init_builtins): Likewise.
12191 (rs6000_opt_masks): Likewise.
12193 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12194 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12196 (RS6000_BTM_COMMON): Likewise.
12198 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12199 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12200 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12201 128-bit floating point. Add support for the double values to be
12202 in Altivec registers for TF/IF packing and unpacking, but restrict
12203 TD packing sub-fields to be FPR registers. Don't allow overlapped
12204 register support for packing. Allow pack inputs to be memory
12205 locations. Don't build generator functions for unpack<mode>_dm
12206 and unpack<mode>_nodm.
12207 (unpack<mode>_dm): Likewise.
12208 (unpack<mode>_nodm): Likewise.
12209 (pack<mode>): Likewise.
12211 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12212 built-in functions to pack/unpack explicit __ibm128 values.
12213 (__builtin_unpack_ibm128): Likewise.
12215 * doc/extend.texi (PowerPC Built-in Functions): Document
12216 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12218 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12221 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12222 Add new arg loc and pass it down as context.
12223 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12224 to the location to use for the warning.
12225 (check_function_arguments): New arg loc. All callers changed. Pass
12226 it to check_function_nonnull.
12227 * c-common.h (check_function_arguments): Adjust declaration.
12229 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12231 PR tree-optimization/69156
12232 * gimple.c (validate_type): Removed.
12233 (gimple_builtin_call_types_compatible_p): Use
12234 useless_type_conversion_p instead of validate_type.
12235 * value-prof.c (gimple_stringop_fixed_value): Fold
12236 icall_size to correct type.
12238 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12240 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12243 2016-01-13 Richard Henderson <rth@redhat.com>
12246 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12247 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12248 (ix86_builtin_tm_store): Remove.
12249 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12250 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12251 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12252 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12253 * doc/tm.texi: Rebuild.
12255 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12256 (BUILT_IN_TM_MEMCPY_RTWN): New.
12257 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12258 fallback from vector to integer helpers.
12259 (build_tm_load): Handle vector types directly, instead of
12261 (build_tm_store): Likewise.
12262 (expand_assign_tm): Prepare for register types not handled by
12263 the above. Copy them to memory and use memcpy.
12264 * tree.c (tm_define_builtin): New.
12265 (find_tm_vector_type): New.
12266 (build_tm_vector_builtins): New.
12267 (build_common_builtin_nodes): Call it.
12269 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12271 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12272 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12274 2016-01-13 Tom de Vries <tom@codesourcery.com>
12276 PR tree-optimization/69169
12277 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12278 handled_struct_type param.
12279 (create_variable_info_for, intra_create_variable_infos): Call
12280 create_variable_info_for_1 with extra arg.
12282 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12284 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12285 and "armv8.1-a+crc" entries.
12287 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12290 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12291 Change first operand predicate from register_or_constm1_operand
12292 to register_operand.
12293 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12294 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12295 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12296 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12297 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12298 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12299 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12300 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
12301 comparison with constm1_rtx from vec_prefetch_gen part.
12303 2016-01-13 Richard Biener <rguenther@suse.de>
12305 PR tree-optimization/69013
12306 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
12307 Exchange assert for a test.
12309 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12312 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
12314 2016-01-13 Richard Biener <rguenther@suse.de>
12316 PR tree-optimization/69242
12317 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
12318 assert with a check.
12320 2016-01-13 Richard Biener <rguenther@suse.de>
12322 PR tree-optimization/69186
12323 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12324 Properly guard vect_update_misalignment_for_peel call.
12326 2016-01-12 Jeff Law <law@redhat.com>
12328 PR tree-optimization/pr67755
12329 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
12330 "need_profile_correction".
12331 (thread_block_1): Initialize new field to false by default. If we
12332 have multiple thread paths through a common joiner to different
12333 final targets, then set new field to true.
12334 (compute_path_counts): Only do count adjustment when it's really
12337 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12339 * doc/invoke.texi (Spec Files): Move section down in file, past
12340 all command-line option descriptions.
12342 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12344 PR middle-end/54809
12345 * doc/gty.texi: Remove documentation of mark_hook.
12346 * gengtype.c (struct write_types_data): Remove code to support
12347 mark_hook attribute.
12348 (walk_type): Likewise.
12349 (write_func_for_structure): Likewise.
12351 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12353 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
12354 Directory Options, and -specs= to Overall Options.
12355 (Overall Options): Adjust similarly. Reorder to group related
12356 options together. Make -specs= cross-reference the spec file details.
12357 (Directory Options): Adjust similarly.
12359 2016-01-12 Jeff Law <law@redhat.com>
12361 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
12363 2016-01-12 Olivier Hainque <hainque@adacore.com>
12365 * gcc.c (spec_undefvar_allowed): New global.
12366 (process_command): Set to true when running for --version or --help,
12368 (getenv_spec_function): When the variable is not defined, use the
12369 variable name as the variable value if we're allowed not to issue
12372 2016-01-12 Bin Cheng <bin.cheng@arm.com>
12374 PR tree-optimization/68911
12375 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
12376 information computed for expression "init + nit * step".
12378 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12380 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
12381 about name of GCC executable. Remove deleted node from menu.
12382 (Directory Options) <-B>: Remove cross-reference to deleted node.
12383 (Target Options): Delete section.
12385 2016-01-12 Christian Bruel <christian.bruel@st.com>
12388 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
12389 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12391 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12394 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12395 aligned_mem is properly set for AVX512-VL floating point masked
12399 * ifcvt.c (cond_exec_process_if_block): When removing the last
12400 insn from then_bb, remove also any possible barriers that follow it.
12402 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
12406 * config/i386/iamcu.h (SIZE_TYPE): New macro.
12407 (PTRDIFF_TYPE): Likewise.
12408 (WCHAR_TYPE): Likewise.
12409 (WCHAR_TYPE_SIZE): Likewise.
12410 (STDINT_LONG32): Likewise.
12412 2016-01-12 Richard Biener <rguenther@suse.de>
12414 PR tree-optimization/69053
12415 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
12416 convert initial value for cond reductions.
12418 2016-01-12 Richard Biener <rguenther@suse.de>
12420 PR tree-optimization/69007
12421 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
12422 widen_sum after dot_prod and sad.
12424 2016-01-12 Richard Biener <rguenther@suse.de>
12426 PR tree-optimization/69168
12427 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
12428 pattern stmt SLP type.
12429 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
12430 end up unused so cope with that case.
12432 2016-01-12 Richard Biener <rguenther@suse.de>
12434 PR tree-optimization/69157
12435 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
12436 stmts def type only during analyze phase.
12437 (vectorizable_call): Likewise.
12438 (vectorizable_simd_clone_call): Likewise.
12439 (vectorizable_conversion): Likewise.
12440 (vectorizable_assignment): Likewise.
12441 (vectorizable_shift): Likewise.
12442 (vectorizable_operation): Likewise.
12443 (vectorizable_store): Likewise.
12444 (vectorizable_load): Likewise.
12446 2016-01-12 Richard Biener <rguenther@suse.de>
12448 PR tree-optimization/69174
12449 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
12451 (vectorizable_load): Properly compute the number of loads needed
12452 for permuted strided SLP loads and do not spuriously assign
12453 to SLP_TREE_VEC_STMTS.
12455 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
12457 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
12458 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
12459 (MD_EXEC_PREFIX): Remove.
12460 (MD_STARTFILE_PREFIX) Removee.
12461 (FILE_NAME_ABSOLUTE_P): Remove.
12462 (CPP_SPEC): Do not read macros from sys/version.h.
12463 (LINK_COMMAND_SPEC): Remove.
12464 (LOCAL_INCLUDE_DIR): Remove.
12465 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
12466 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
12467 (POST_LINK_SPEC): Define to invoke stubify after linker
12468 (LIBSTDCXX): Remove define
12469 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
12470 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
12471 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
12472 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
12473 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
12474 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
12475 (i386_djgpp_asm_named_section): Add propotype of new procedure
12477 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
12478 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
12479 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
12480 in config/i386/djgpp.h).
12481 (STANDARD_STARTFILE_PREFIX_2): Define identical to
12482 STANDARD_STARTFILE_PREFIX_1.
12483 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
12484 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
12485 installation errors.
12486 (MAX_OFILE_ALIGNMENT): Define to 128.
12487 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
12489 * config/i386/djgpp.c: New file. Add implementation of
12490 i386_djgpp_asm_named_section.
12492 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
12494 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
12495 Add rule for building djgpp.o.
12497 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12499 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
12500 (rtx_is_swappable_p): Reductions are swappable.
12501 (insn_is_swappable_p): V2DF reductions are swappable.
12503 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
12505 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
12506 reloads for other unsupported memory operands.
12508 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12509 Jim Wilson <jim.wilson@linaro.org>
12512 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
12513 copy_to_mode_reg instead of force_reg.
12515 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12518 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
12519 TARGET_80387 is true.
12521 2016-01-11 Jakub Jelinek <jakub@redhat.com>
12524 * lra-eliminations.c (move_plus_up): Only move plus up
12525 if subreg of the constant can be simplified into constant
12526 and use the simplified subreg of the constant instead of
12527 the original constant.
12529 * fold-const.c (fold_convertible_p): Don't return true
12530 for conversion of VECTOR_TYPE to same sized integral type.
12531 (fold_convert_loc): Fix up formatting. Fold conversion of
12532 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
12533 instead of NOP_EXPR.
12535 PR tree-optimization/69214
12536 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
12537 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
12540 PR tree-optimization/69207
12541 * tree-vect-slp.c (vect_get_constant_vectors): For
12542 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
12543 fold_convertible_p to vector_type's element type, and always
12544 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
12546 2016-01-11 Richard Biener <rguenther@suse.de>
12548 PR tree-optimization/69173
12549 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
12550 fixup the cycle if all stmts are in a pattern.
12552 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
12554 PR middle-end/68999
12555 * alias.c (base_alias_check): Move check for addresses with
12556 alignment ANDs before the call for compare_base_decls.
12557 (memrefs_conflict_p): Return -1 for different decls
12558 that went through alignment adjustments.
12560 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12562 PR rtl-optimization/68796
12563 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
12564 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
12565 and QImode comparisons against zero with CC_NZmode.
12566 * config/aarch64/iterators.md (short_mask): New mode_attr.
12568 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12570 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
12571 (<avx512>_store<mode>_mask): Likewise.
12573 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
12574 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12576 PR rtl-optimization/68841
12577 * ifcvt.c (struct noce_if_info): Add orig_x field.
12578 (bbs_ok_for_cmove_arith): Add to_rename parameter.
12579 Don't record conflicts on to_rename if it's present.
12580 Allow memory destinations in sets.
12581 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
12582 blocks, passing orig_x to the checks.
12583 (noce_process_if_block): Set if_info->orig_x appropriately.
12585 2016-01-11 Tom de Vries <tom@codesourcery.com>
12587 PR tree-optimization/69069
12588 * tree-parloops.c (create_parallel_loop): Add missing phi args.
12590 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
12592 PR rtl-optimization/68920
12593 * config/i386/i386.c (ix86_option_override_internal): Restrict number
12594 of conditional moves for RTL if-conversion to 1 for
12595 TARGET_ONE_IF_CONV_INSN.
12596 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
12597 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
12598 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
12599 parameter to restirct number of conditional moves for
12601 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
12602 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
12605 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
12608 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
12609 onepart vars. Fix typo in comment. Fix reversed condition in
12611 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
12614 * var-tracking.c (dump_onepart_variable_differences): New.
12615 (dataflow_set_different): If a detailed dump is requested,
12616 delay early returns and dump differences between onepart
12617 variables present before and after, and added variables.
12619 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12622 * expr.c (expand_expr_real_1): For boolean vector constants
12623 with a scalar mode use const_scalar_mask_from_tree.
12624 (const_scalar_mask_from_tree): New.
12625 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
12626 assigned to a mask type to handle constants.
12628 2016-01-11 Martin Jambor <mjambor@suse.cz>
12631 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
12632 useless parameters if we cannot change function signature.
12634 2016-01-11 Martin Jambor <mjambor@suse.cz>
12637 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
12640 2016-01-11 Tom de Vries <tom@codesourcery.com>
12642 PR tree-optimization/69109
12643 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
12646 2016-01-11 Tom de Vries <tom@codesourcery.com>
12648 PR tree-optimization/69108
12649 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
12650 res is not used in a phi.
12652 2016-01-11 Yury Gribov <y.gribov@samsung.com>
12655 * common.opt (frandom-seed): Fix parameter name.
12656 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
12658 2016-01-11 Tom de Vries <tom@codesourcery.com>
12660 PR tree-optimization/69058
12661 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
12664 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
12666 * config/arc/arc.opt (mdiv-rem): Add period to the end.
12667 (mcode-density): Likewise.
12669 2016-01-10 Tom de Vries <tom@codesourcery.com>
12671 PR tree-optimization/69062
12672 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
12673 (parallelize_loops): Don't paralelize loop that has phi with address
12676 2016-01-10 Tom de Vries <tom@codesourcery.com>
12678 PR tree-optimization/69039
12679 * tree-parloops.c (try_create_reduction_list): Only allow single exit
12682 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
12684 PR middle-end/68743
12685 * match.pd: Require target has function_c99_misc before doing
12686 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
12688 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
12690 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
12692 * configure: Regenerate.
12694 2016-01-09 Jakub Jelinek <jakub@redhat.com>
12696 PR middle-end/50865
12697 PR tree-optimization/69097
12698 * fold-const.h (expr_not_equal_to): New prototype.
12699 * fold-const.c: Include stringpool.h and tree-ssanames.h.
12700 (expr_not_equal_to): New function.
12701 * match.pd (X % -Y is the same as X % Y): Don't optimize
12702 unless X is known not to be equal to minimum or Y is known
12703 not to be equal to -1.
12704 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
12705 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
12706 (simplify_stmt_using_ranges): Adjust caller.
12707 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
12708 substitute_and_fold.
12710 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
12712 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
12715 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12717 PR tree-optimization/69167
12718 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
12719 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
12721 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
12723 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12724 Richard Biener <rguenther@suse.de>
12726 PR tree-optimization/68707
12727 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
12728 instances that can be handled via vect_load_lanes.
12730 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
12732 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
12733 if we can't determine address equivalence.
12734 * alias.c (compare_base_decl): Update for changed return value of
12735 symtab_node::equal_address_to.
12737 2016-01-08 Jason Merrill <jason@redhat.com>
12741 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
12742 * expr.c (store_field): Not here.
12743 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
12744 call with TREE_ADDRESSABLE type.
12745 * tree-cfg.c (verify_gimple_call): Adjust.
12747 2016-01-08 Olivier Hainque <hainque@adacore.com>
12749 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
12752 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12754 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
12755 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
12756 (reduc_smin_v2sf): Rename to...
12757 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
12758 (reduc_splus_v2sf): Rename to...
12759 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
12761 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12763 PR tree-optimization/69162
12764 * gimplify.c (gimplify_va_arg_expr): Encode original type of
12765 valist argument in another argument.
12766 (gimplify_modify_expr): Adjust for the above change. Cleanup.
12767 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
12768 to determine the va_list type, build a MEM_REF instead of
12769 build_fold_indirect_ref.
12771 PR tree-optimization/69172
12772 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
12775 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
12777 PR tree-optimization/67781
12778 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
12779 and cmpnop in two steps: first the ones not accessed in original
12780 gimple expression in a endian independent way and then the ones not
12781 accessed in the final result in an endian-specific way.
12783 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12785 PR tree-optimization/69083
12786 * tree-vect-slp.c (vect_get_constant_vectors): For
12787 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
12788 element type. If op is fold_convertible_p to vector_type's element
12789 type, use NOP_EXPR instead of VCE.
12791 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
12793 PR rtl-optimization/67778
12794 PR rtl-optimization/68634
12795 PR rtl-optimization/68909
12796 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
12797 block from the stack until done with it. Remove a superfluous
12798 bitmap set. Remove a superfluous bitmap test.
12800 2016-01-07 Martin Sebor <msebor@redhat.com>
12803 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
12804 constraint on the type of arguments.
12806 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
12808 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
12809 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
12810 unaligned_access on the gcc_options set.
12811 * config/arm/arm.c (arm_option_override_internal): Use
12812 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
12814 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12817 * config/i386/i386.c (ix86_frame_pointer_required): Enable
12818 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
12820 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12823 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12826 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12827 depending on frame_pointer_needed before remaining integer and SSE
12828 registers are saved.
12830 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
12833 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
12835 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
12838 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
12839 Use the "xBm" constraint.
12840 (float<sseintvecmodelower><mode>2<mask_name><round_name):
12842 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
12843 (sse_cvtsi2ssq<round_name>): Likewise.
12844 (sse_cvtss2si<round_name>): Likewise.
12845 (sse_cvtss2siq<round_name>): Likewise.
12846 (sse2_cvtsi2sdq<round_name>): Likewise.
12847 (sse2_cvtsd2si<round_name>): Likewise.
12848 (sse2_cvtsd2siq<round_name>): Likewise.
12849 * config/i386/subst.md (round_nimm_scalar_predicate): New
12852 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
12854 PR middle-end/67639
12855 * varasm.c (make_decl_rtl): Mark invalid register vars as
12858 PR rtl-optimization/66206
12859 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
12860 All callers changed.
12862 2016-01-07 Jakub Jelinek <jakub@redhat.com>
12864 PR tree-optimization/69141
12865 * tree-ssa-pre.c: Include langhooks.h.
12866 (eliminate_dom_walker::before_dom_children): Use
12867 lang_hooks.decl_printable_name instead of
12868 cgraph_node::get ()->name ().
12870 PR middle-end/68960
12871 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
12872 it and DECL_ALIGN too.
12874 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
12876 * config/mips/mips-ftypes.def: Sort to lexicographical order.
12878 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12881 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12882 depending on frame_pointer_needed before remaining integer and SSE
12883 registers are saved.
12885 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12887 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
12888 mode iterator with VSX_M2.
12889 (*p9_vecstore_<mode>): Likewise.
12890 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
12891 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
12892 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
12893 (define_split for VSX_LE128 stores): Likewise.
12894 (define_peephole2 for TImode LE swaps): Likewise.
12895 (define_split for VSX_LE128 post-reload stores): Likewise.
12897 2016-01-06 Marek Polacek <polacek@redhat.com>
12900 * convert.c (convert_to_integer_1): Adjust call to
12901 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
12902 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
12903 EXPR instead of ARG.
12904 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
12906 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12909 * doc/extend.texi (RL78 Variable Attributes): New section.
12911 2016-01-05 Marek Polacek <polacek@redhat.com>
12914 * builtins.c (get_memmodel): Use expansion point location rather than
12915 the input location. Call warning_at rather than warning.
12916 (expand_builtin_atomic_compare_exchange): Likewise.
12917 (expand_builtin_atomic_load): Likewise.
12918 (expand_builtin_atomic_store): Likewise.
12919 (expand_builtin_atomic_clear): Likewise.
12921 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12924 * config/i386/i386.c (ix86_expand_vector_logical_operator):
12925 Replace nonimmediate_operand with vector_operand.
12926 * config/i386/predicates.md (vector_operand): New predicate.
12927 (general_vector_operand): Replace nonimmediate_operand with
12929 * config/i386/sse.md: Replace nonimmediate_operand with
12930 vector_operand and m constraint with Bm constraint on SSE
12931 patterns with 16-byte memory operand.
12932 * config/i386/subst.md (round_nimm_predicate): Replace
12933 nonimmediate_operand with vector_operand.
12934 (round_saeonly_nimm_predicate): Likewise.
12935 (round_saeonly_nimm_scalar_predicate): New.
12937 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12940 * config/i386/constraints.md (Bm): New constraint.
12941 * config/i386/predicates.md (vector_memory_operand): New
12943 * config/i386/sse.md: Replace xm with xBm in plusminus and
12944 any_logic patterns.
12946 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12949 * doc/extend.texi (V850 Function Attributes): New section.
12950 (V850 Variable Attributes): New section.
12952 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12955 * doc/extend.texi (MicroBlaze Function Attributes): Document
12956 interrupt_handler and fast_interrupt attributes.
12958 2016-01-05 Sergei Trofimovich <siarheit@google.com>
12961 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
12962 for local symbolic operands.
12963 * config/ia64/predicates.md (local_symbolic_operand64): New
12966 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12968 PR rtl-optimization/68651
12969 * combine.c (combine_simplify_rtx): Canonicalize x + x into
12972 2016-01-05 Nathan Sidwell <nathan@acm.org>
12974 * alias.c (compare_base_decls): Use symtab_node::get.
12976 2016-01-05 Nick Clifton <nickc@redhat.com>
12979 * ira-costs.c (copy_cost): Initialise the t_icode field of the
12980 secondary_reload_info structure.
12983 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
12984 decls if weak support is available.
12986 2016-01-04 Martin Sebor <msebor@redhat.com>
12988 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
12990 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12992 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
12993 OPTION_MASK_P9_DFORM.
12995 * config/rs6000/constraints.md (wo constraint): New constraint for
12998 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13000 (rs6000_init_hard_regno_mode_ok): Likewise.
13002 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13005 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13006 expanders not to have constraints. Add support for ISA 3.0 xxperm
13007 instruction. Add support for fusing xxlor with xxperm.
13008 (altivec_vperm_<mode>_internal): Likewise.
13009 (altivec_vperm_v8hiv16qi): Likewise.
13010 (altivec_vperm_<mode>v16q): Likewise.
13011 (altivec_vperm_<mode>_uns): Likewise.
13012 (vperm_v8hiv4si): Likewise.
13013 (vperm_v16qiv8hi): Likewise.
13015 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13017 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13019 Update copyright years.
13021 * gcc.c (process_command): Update copyright notice dates.
13022 * gcov-dump.c (print_version): Ditto.
13023 * gcov.c (print_version): Ditto.
13024 * gcov-tool.c (print_version): Ditto.
13025 * gengtype.c (create_file): Ditto.
13026 * doc/cpp.texi: Bump @copying's copyright year.
13027 * doc/cppinternals.texi: Ditto.
13028 * doc/gcc.texi: Ditto.
13029 * doc/gccint.texi: Ditto.
13030 * doc/gcov.texi: Ditto.
13031 * doc/install.texi: Ditto.
13032 * doc/invoke.texi: Ditto.
13034 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13036 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13037 modes larger than TImode as TImode if NEON is not enabled.
13039 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13042 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13043 mode for %f0-%f31 only if TARGET_FPU.
13045 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13048 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13049 to compute the PACKED_P predicate.
13050 (function_arg_record_value): Minor tweaks.
13052 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13054 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13055 option for arm*-*-* targets.
13057 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13059 * doc/extend.texi (Common Function Attributes): Move docs for
13060 MSP430-specific attributes to....
13061 (MSP430 Function Attributes): ...here. Delete the redundant
13062 entries and copy-edit the remaining text.
13063 (MSP430 Variable Attributes): Use uniform format for index
13064 entries and add a cross-reference to the corresponding function
13067 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13069 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13071 (x86 Options): Likewise.
13073 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13077 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13078 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13079 to corresponding attribute.
13081 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13083 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13084 to correct alphabetization of table. Copy-edit and correct
13086 <stack_protect>: Likewise.
13087 <target_clones>: Likewise.
13089 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13090 Correct punctuation.
13091 (Code Gen Options) <-fno-plt>: Copy-edit.
13093 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13096 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13097 SI values. Explicitly convert SI to DI and vice-versa.
13099 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13101 PR tree-optimization/69070
13102 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13103 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13106 * ubsan.c (ubsan_instrument_float_cast): Call
13107 initialize_sanitizer_builtins.
13110 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13112 Copyright (C) 2016 Free Software Foundation, Inc.
13114 Copying and distribution of this file, with or without modification,
13115 are permitted in any medium without royalty provided the copyright
13116 notice and this notice are preserved.