1 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
5 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
7 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
8 Limit 1st alternative to noavx isa, split 2nd alternative into one
9 noavx and one avx alternative, use *x and Bm in the former and
10 x and m in the latter.
12 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
13 of sse4 for the first alternative, drop %v from the template
14 and d operand modifier. Split second alternative into one sse4_noavx
15 and one avx alternative, use *x instead of *v in the former and v
16 instead of *v in the latter.
17 (*sse4_1_extractps): Use noavx isa instead of * for the first
18 alternative, drop %v from the template. Split second alternative into
19 one noavx and one avx alternative, use *x instead of *v in the
20 former and v instead of *v in the latter.
21 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
22 with noavx and the last one with avx.
23 (sse4_1_phminposuw): Guard first alternative with noavx isa,
24 split the second one into one noavx and one avx alternative,
25 use *x and Bm in the former and x and m in the latter one.
26 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
29 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
30 first two alternatives to noavx, use *x instead of *v in the second
31 one, add avx alternative without *.
32 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
33 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
34 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
36 2016-05-24 Jeff Law <law@redhat.com>
38 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
39 New function, extracted from...
40 (fsm_find_control_statement_thread_paths): Here. Use the new function.
41 Allow simple copies and constant initializations in the SSA chain.
43 2016-05-24 Marek Polacek <polacek@redhat.com>
46 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
49 2016-05-24 Jakub Jelinek <jakub@redhat.com>
52 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
53 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
54 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
55 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
56 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
58 2016-05-24 Richard Biener <rguenther@suse.de>
60 PR tree-optimization/71240
61 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
64 2016-05-24 Richard Biener <rguenther@suse.de>
66 PR tree-optimization/71230
67 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
69 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
71 * tree-vectorizer.h (vectorizable_comparison): Delete.
72 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
74 * tree-vect-stmts.c (vectorizable_call): Likewise.
75 (vectorizable_simd_clone_call): Likewise.
76 (vectorizable_conversion): Likewise.
77 (vectorizable_assignment): Likewise.
78 (vectorizable_shift): Likewise.
79 (vectorizable_operation): Likewise.
80 (vectorizable_load): Likewise.
81 (vectorizable_condition): Likewise.
82 (vectorizable_store): Likewise. Assert that we don't have
84 (vectorizable_comparison): Make static. Remove redundant
86 (vect_transform_stmt): Assert that we always have an slp_node
89 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
91 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
92 operands[2] against 1 with comparison against CONST1_RTX.
93 (<shift>di3_neon): Likewise.
94 * config/arm/predicates.md (const0_operand): Replace with comparison
97 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
99 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
100 operands[2] against 1 with comparison against CONST1_RTX.
103 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
108 (define_split above *compareqi_eq0): Likewise.
109 (define_split above "prologue"): Likewise.
110 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
111 * config/arm/predicates.md (shift_operator): Likewise.
112 (shift_nomul_operator): Likewise.
113 (sat_shift_operator): Likewise.
114 (thumb1_cmp_operand): Likewise.
115 (const_neon_scalar_shift_amount_operand): Replace manual range
117 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
118 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
120 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
122 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
123 with HOST_WIDE_INT_1.
125 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
126 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
127 (arm_canonicalize_comparison): Likewise.
128 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
130 (thumb1_size_rtx_costs): Likewise.
131 (vfp_const_double_index): Replace cast of 1 to unsigned
132 HOST_WIDE_INT with HOST_WIDE_INT_1U.
133 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
135 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
136 HOST_WIDE_INT with HOST_WIDE_INT_1U.
137 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
138 HOST_WIDE_INT with HOST_WIDE_INT_1.
140 2016-05-24 Marek Polacek <polacek@redhat.com>
142 * tree-cfg.h (should_remove_lhs_p): New predicate.
143 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
144 * gimplify.c (gimplify_modify_expr): Likewise.
145 * tree-cfg.c (verify_gimple_call): Likewise.
146 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
147 * gimple-fold.c: Include "tree-cfg.h".
148 (gimple_fold_call): Use should_remove_lhs_p.
150 2016-05-24 Richard Biener <rguenther@suse.de>
152 PR tree-optimization/71253
153 * cfganal.h (control_dependences): Make robust against edge
155 (control_dependences::control_dependences): Remove edge_list argument.
156 (control_dependences::get_edge): Remove.
157 (control_dependences::get_edge_src): Add.
158 (control_dependences::get_edge_dest): Likewise.
159 (control_dependences::m_el): Make a vector of edge src/dest index.
160 * cfganal.c (control_dependences::find_control_dependence): Adjust.
161 (control_dependences::control_dependences): Likewise.
162 (control_dependences::~control_dependence): Likewise.
163 (control_dependences::get_edge): Remove.
164 (control_dependences::get_edge_src): Add.
165 (control_dependences::get_edge_dest): Likewise.
166 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
168 (perform_tree_ssa_dce): Adjust.
169 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
171 (pass_loop_distribution::execute): Adjust. Do loop destroying
172 conditional on changed.
174 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
177 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
178 return. Reindent transformation comment and mention the ARM state
181 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
184 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
185 after build_and_add_sum creates new use stmt.
187 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
189 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
190 load_lanes/grouped_load classification comes first. Don't check
191 whether the vectorization factor is a multiple of the group size
194 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
196 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
197 GROUP_GAP for single-element interleaving.
198 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
201 2016-05-24 Richard Biener <rguenther@suse.de>
205 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
206 bases which are accessed with non-invariant indices.
207 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
208 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
210 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
213 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
214 (add_to_ops_vec): Add stmt_to_insert.
215 (add_repeat_to_ops_vec): Init stmt_to_insert.
216 (insert_stmt_before_use): New.
217 (transform_add_to_multiply): Remove mult_stmt insertion and add it
219 (get_ops): Init stmt_to_insert.
220 (maybe_optimize_range_tests): Likewise.
221 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
222 (rewrite_expr_tree_parallel): Likewise.
223 (reassociate_bb): Likewise.
225 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
228 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
229 ISA 3.0 xxperm fusion alternative.
230 (altivec_vperm_v8hiv16qi): Likewise.
231 (altivec_vperm_<mode>_uns_internal): Likewise.
232 (vperm_v8hiv4si): Likewise.
233 (vperm_v16qiv8hi): Likewise.
235 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
236 Kelvin Nilsen <kelvin@gcc.gnu.org>
238 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
239 vpermr/xxpermr on ISA 3.0.
240 (altivec_expand_vec_perm_le): Likewise.
241 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
242 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
245 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
247 * config/i386/i386.h (IS_STACK_MODE): Enable for
248 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
249 SSE_FLOAT_MODE_P macros.
250 * config/i386/i386.c (ix86_preferred_reload_class): Use
251 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
252 Cleanup regclass processing for CONST_DOUBLE_P.
253 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
254 (ix86_rtx_costs): Remove redundant TARGET_80387 check
255 with IS_STACK_MODE macro.
256 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
258 (*movdf_internal): Use IS_STACK_MODE macro.
259 (*movsf_internal): Ditto.
261 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
263 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
264 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
266 2016-05-23 Jeff Law <law@redhat.com>
268 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
270 (fsm_find_control_statement_thread_paths): Call it.
272 2016-05-23 Martin Jambor <mjambor@suse.cz>
275 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
276 from_global_constant if t is not NULL.
278 2016-05-23 Marek Polacek <polacek@redhat.com>
281 * common.opt (Wswitch-unreachable): New option.
282 * doc/invoke.texi: Document -Wswitch-unreachable.
283 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
286 2016-05-23 Bin Cheng <bin.cheng@arm.com>
288 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
289 TMR_INDEX is non-NULL.
291 2016-05-23 Richard Biener <rguenther@suse.de>
293 PR tree-optimization/71230
294 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
295 (try_special_add_to_ops): ... here. Always test for single-use.
297 2016-05-23 Martin Jambor <mjambor@suse.cz>
299 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
300 default block if a PHI node in the original one would be resized.
302 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
304 PR tree-optimization/58135
305 * tree-vect-slp.c: When group size is not multiple
306 of vector size, allow splitting of store group at
309 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
311 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
313 2016-05-22 Jakub Jelinek <jakub@redhat.com>
315 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
316 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
317 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
320 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
321 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
322 v constraint instead of x and vinserti32x4 insn.
324 * config/i386/sse.md (i128vldq): New mode iterator.
325 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
326 avx512dq and avx512vl alternatives.
328 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
329 constraint, use maybe_evex prefix instead of vex.
330 (vec_dupv4sf): Use v constraint instead of x for output
331 operand except for noavx alternative, use Yv constraint
332 instead of x for input. Use maybe_evex prefix instead of vex.
333 (*vec_dupv4si): Likewise.
334 (*vec_dupv2di): Likewise.
336 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
339 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
340 (linearize_expr_tree): Call try_special_add_to_ops.
341 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
343 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
345 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
346 to computed stack_usage.
348 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
351 * config/avr/avr.md (define_expand "mov<mode>"): If the source
352 operand is subreg (symbol_ref) then move the symbol ref to register.
354 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
356 * tree.c (array_at_struct_end_p): Look through MEM_REF.
358 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
361 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
364 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
366 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
367 ranges by calling get_single_symbol and tidy up. Look more closely
368 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
370 2016-05-20 Jeff Law <law@redhat.com>
372 * bitmap.c (bitmap_find_bit): Remove useless test.
374 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
376 * function.c (thread_prologue_and_epilogue_insns): Commit the
377 insertion of the epilogue.
379 2016-05-20 Martin Jambor <mjambor@suse.cz>
381 PR tree-optimization/70884
382 * tree-sra.c (initialize_constant_pool_replacements): Do not check
383 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
384 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
385 of constant pool data as a reason for scalarization.
387 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
389 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
391 (thumb1_expand_prologue): Likewise.
393 2016-05-20 Nathan Sidwell <nathan@acm.org>
395 * config/nvptx/nptx.c (nvptx_option_override): Only set
396 flag_toplevel_reorder, if not explicitly specified. Set
397 flag_no_common, unless explicitly specified.
399 2016-05-20 David Malcolm <dmalcolm@redhat.com>
401 * calls.c (can_implement_as_sibling_call_p): Mark param
402 reg_parm_stack_space with ATTRIBUTE_UNUSED.
404 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
406 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
407 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
408 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
410 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
411 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
414 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
416 * config/nvptx/nvptx.md (sincossf3): New pattern.
418 2016-05-20 David Malcolm <dmalcolm@redhat.com>
420 * calls.c (maybe_complain_about_tail_call): New function.
421 (initialize_argument_information): Call
422 maybe_complain_about_tail_call when clearing *may_tailcall.
423 (can_implement_as_sibling_call_p): Call
424 maybe_complain_about_tail_call when returning false.
425 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
426 ensure try_tail_call is set. Call maybe_complain_about_tail_call
427 if tail-call optimization fails.
428 * cfgexpand.c (expand_call_stmt): Initialize
429 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
430 * gimple-pretty-print.c (dump_gimple_call): Dump
431 gimple_call_must_tail_p.
432 * gimple.c (gimple_build_call_from_tree): Call
433 gimple_call_set_must_tail with the value of
434 CALL_EXPR_MUST_TAIL_CALL.
435 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
436 (gimple_call_set_must_tail): New function.
437 (gimple_call_must_tail_p): New function.
438 * print-tree.c (print_node): Update printing of TREE_STATIC
439 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
440 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
441 trailing comment listing applicable flags.
442 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
444 2016-05-20 David Malcolm <dmalcolm@redhat.com>
446 * calls.c (expand_call): Move "Rest of purposes for tail call
447 optimizations to fail" to...
448 (can_implement_as_sibling_call_p): ...this new function, and
449 split into multiple "if" statements.
451 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
453 * cfgloop.h (expected_loop_iterations_unbounded,
454 expected_loop_iterations): Unconstify.
455 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
456 profile with known upper bound; return 3 when profile is absent.
457 (expected_loop_iterations): Update.
459 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
461 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
462 and get_max_loop_iterations_int.
464 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
466 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
467 realistic upper bounds here.
469 2016-05-20 Jakub Jelinek <jakub@redhat.com>
472 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
473 calls if the LHS is variable length or has addressable type.
474 If targets[0]->decl is a noreturn call with void return type and
475 zero arguments, adjust fntype and remove lhs in that case.
477 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
479 PR tree-optimization/71079
480 PR tree-optimization/71206
481 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
483 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
485 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
486 (get_vec_alignment_for_array_decl): Likewise.
487 (get_vec_alignment_for_record_decl): Likewise.
488 (increase_alignment::execute): Move code to find alignment to
489 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
490 (type_align_map): New hash_map.
492 2016-05-20 Richard Guenther <rguenther@suse.de>
494 PR tree-optimization/29756
495 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
496 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
497 * fold-const.c (operand_equal_p): Likewise.
498 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
499 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
500 * tree-inline.c (estimate_operator_cost): Likewise.
501 * tree-pretty-print.c (dump_generic_node): Likewise.
502 * tree-ssa-operands.c (get_expr_operands): Likewise.
503 * cfgexpand.c (expand_debug_expr): Likewise.
504 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
505 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
506 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
507 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
508 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
509 (execute_update_addresses_taken): Do it.
511 2016-05-20 Richard Biener <rguenther@suse.de>
513 PR tree-optimization/71185
514 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
517 2016-05-20 Richard Biener <rguenther@suse.de>
519 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
520 gimple_seq_add_seq_without_update.
521 (release_bb_predicate): Assert we have no operands to free.
522 (if_convertible_loop_p_1): Calculate post dominators later.
523 Do not free BB predicates here.
524 (combine_blocks): Do not recompute BB predicates.
525 (version_loop_for_if_conversion): Save BB predicates around
528 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
530 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
531 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
532 code. Ignore sibcalls on EDGE_IGNORE edges.
533 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
534 on edges for sibcalls that run without prologue. The rest of the
535 function is combined from...
536 (fix_fake_fallthrough_edge): ... this, and ...
537 (try_shrink_wrapping): ... a part of this. Remove the bb_with
538 function argument, make it a local variable.
540 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
542 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
543 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
544 for 32-bit mode and SEH for 64-bit.
545 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
546 TARGET_64BIT_DEFAULT.
548 2016-05-19 Ryan Burn <contact@rnburn.com>
550 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
551 * gengtype.c (open_base_files): Add cilk.h to ifiles.
553 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
555 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
556 force pending loads from memory.
558 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
560 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
561 (UNSPEC_DARN_32): New unspec constant.
562 (UNSPEC_DARN_RAW): New unspec constant.
563 (darn_32): New instruction.
564 (darn_raw): New instruction.
565 (darn): New instruction.
566 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
567 support and documentation for this macro.
568 (BU_P9_MISC_1): New macro definition.
569 (BU_P9_64BIT_MISC_0): New macro definition.
570 (BU_P9_MISC_0): New macro definition.
571 (darn_32): New builtin definition.
572 (darn_raw): New builtin definition.
573 (darn): New builtin definition.
574 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
575 RS6000_BUILTIN_0 directives to surround each occurrence of
576 #include "rs6000-builtin.def".
577 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
578 RS6000_BTM_64BIT flags to the returned mask, depending on
580 (def_builtin): Correct an error in the assignments made to the
581 debugging variable attr_string.
582 (rs6000_expand_builtin): Add support for no-operand built-in
584 (builtin_function_type): Remove fatal_error assertion that is no
586 (rs6000_common_init_builtins): Add support for no-operand built-in
588 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
590 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
592 (RS6000_BTM_64BIT): New macro definition.
593 * doc/extend.texi: Document __builtin_darn (void),
594 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
597 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
599 * tree-vect-loop.c (vect_analyze_loop_2): Use also
600 max_loop_iterations_int.
602 2016-05-19 Marek Polacek <polacek@redhat.com>
604 PR tree-optimization/71031
605 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
606 condition and adjust the code a bit.
608 2016-05-19 Martin Liska <mliska@suse.cz>
610 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
611 auto_vec instead of vec.
613 2016-05-19 Martin Liska <mliska@suse.cz>
615 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
617 2016-05-19 Martin Liska <mliska@suse.cz>
619 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
621 2016-05-19 Martin Liska <mliska@suse.cz>
623 * ipa-pure-const.c (set_function_state): Remove an existing
625 (remove_node_data): Do not free it as it's released
626 in set_function_state.
628 2016-05-19 Martin Liska <mliska@suse.cz>
630 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
633 2016-05-19 Martin Liska <mliska@suse.cz>
635 * omp-simd-clone.c (simd_clone_adjust): Release vector.
637 2016-05-19 Martin Liska <mliska@suse.cz>
639 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
640 an auto_vec instead of re-creating it.
642 2016-05-19 Martin Liska <mliska@suse.cz>
644 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
645 auto_vec instead of vec.
647 2016-05-19 Martin Liska <mliska@suse.cz>
649 * lto-section-in.c (lto_get_section_data): Call
650 lto_check_version with additional argument.
651 * lto-streamer.c (lto_check_version): Add new argument.
652 * lto-streamer.h (lto_check_version): Likewise.
654 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
656 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
657 Don't add cost of inner memory when handling sign-extended loads.
659 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
661 PR rtl-optimization/71148
662 * cse.c (cse_main): Free dominance info.
663 (rest_of_handle_cse): Don't free dominance info.
664 (rest_of_handle_cse2): Likewise.
665 (rest_of_handle_cse_after_global_opts): Likewise.
667 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
670 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
671 NULL_TREE early if NEON is not available. Remove now redundant check
672 in ARM_CHECK_BUILTIN_MODE.
674 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
677 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
678 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
679 * doc/cpp.texi: Document new macros.
681 2016-05-19 Bin Cheng <bin.cheng@arm.com>
683 PR tree-optimization/69848
684 * tree-vect-loop.c (vectorizable_reduction): Don't factor
685 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
687 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
689 * function.c (thread_prologue_and_epilogue_insn): Move the
690 "goto epilogue_done" one block later.
692 2016-05-19 Richard Biener <rguenther@suse.de>
694 PR tree-optimization/70729
695 * passes.def: Move LIM pass before PRE. Remove no longer
696 required copyprop and move first DCE out of the loop pipeline.
698 2016-05-18 David Malcolm <dmalcolm@redhat.com>
701 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
702 (OBJS-libcommon-target): ...here.
703 * opts-common.c: Include spellcheck.h.
704 (cmdline_handle_error): Build a vec of valid options and use it
705 to suggest provide hints for misspelled arguments.
707 2016-05-18 Jakub Jelinek <jakub@redhat.com>
710 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
711 lhs if it has TREE_ADDRESSABLE type.
713 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
716 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
717 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
719 2016-05-18 Martin Jambor <mjambor@suse.cz>
722 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
723 input for NOP_EXPR pass-through functions.
724 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
725 aggregate global constant VAR_DECLs in constant jump functions.
727 2016-05-18 Martin Jambor <mjambor@suse.cz>
730 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
731 from TREE_READONLY parameters.
733 2016-05-18 Martin Jambor <mjambor@suse.cz>
736 * cgraph.h (cgraph_indirect_call_info): New field
737 guaranteed_unmodified.
738 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
739 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
741 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
742 pass the parameter value to ipa_find_agg_cst_for_param.
743 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
744 guaranteed_unmodified, store AA results there instead of bailing out
746 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
747 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
748 (find_constructor_constant_at_offset): New function.
749 (ipa_find_agg_cst_from_init): Likewise.
750 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
751 static initializers of contants, report back through a new paameter
752 from_global_constant if that was the case.
753 (try_make_edge_direct_simple_call): Also pass parameter value to
754 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
756 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
757 (ipa_read_indirect_edge_info): Likewise.
758 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
759 (ipa_load_from_parm_agg): Likewise.
761 2016-05-18 Jiong Wang <jiong.wang@arm.com>
763 PR rtl-optimization/71150
764 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
767 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
770 * config/rs6000/constraints.md (wE constraint): New constraint
771 for a vector constant that can be loaded with XXSPLTIB.
772 (wM constraint): New constraint for a vector constant of a 1's.
773 (wS constraint): New constraint for a vector constant that can be
774 loaded with XXSPLTIB and a vector sign extend instruction.
775 * config/rs6000/predicates.md (xxspltib_constant_split): New
776 predicates for wE/wS constraints.
777 (xxspltib_constant_nosplit): Likewise.
778 (easy_vector_constant): Add support for constants that can be
780 (all_ones_constant): New predicate for vector constant with all
782 (splat_input_operand): Add support for ISA 3.0 word splat operations.
783 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
784 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
785 instruction and possibly with a sign extension.
786 (output_vec_const_move): Add support for XXSPLTIB. If we are
787 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
788 instead of XXLXOR/XXLORC.
789 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
791 (rs6000_legitimize_reload_address): Likewise.
792 (rs6000_output_move_128bit): Use output_vec_const_move to emit
794 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
795 combine VSX_M and VSX_M2 into one iterator.
797 (VSINT_84): New iterators for loading constants with XXSPLTIB.
798 (VSINT_842): Likewise.
799 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
800 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
801 XXSPLTIB instruction.
802 (xxspltib_<mode>_nosplit): Likewise.
803 (xxspltib_<mode>_split): New insn to load up constants with
804 XXSPLTIB and a sign extend instruction.
805 (vsx_mov<mode>): Replace single move that handled all vector types
806 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
807 moves (when -mvsx-timode is in effect) into the main vector
808 moves. Eliminate separate moves for <VSr> <VSa>, where the
809 preferred register class (<VSr>) is listed first, and the
810 secondary register class (<VSa>) is listed second with a '?' to
811 discourage use. Prefer loading 0/-1 in any VSX register for ISA
812 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
813 that if the register was involved in a slow operation, the
814 clear/set operation does not wait for the slow operation to
815 finish. Adjust the length attributes for 32-bit mode. Use
816 rs6000_output_move_128bit and drop the use of the string
817 instructions for 32-bit movti when -mvsx-timode is in effect. Use
818 spacing so that the alternatives and attributes don't generate
819 long lines, and put things in columns, so that it is easier to
820 match up the operands and attributes with the insn alternatives.
821 (vsx_mov<mode>_64bit): Likewise.
822 (vsx_mov<mode>_32bit): Likewise.
823 (vsx_movti_64bit): Fold movti into normal vector moves.
824 (vsx_movti_32bit): Likewise.
825 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
827 (vsx_splat_v4si_internal): Likewise.
828 (vsx_splat_v4sf_internal): Likewise.
829 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
830 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
831 extend vector elements.
832 (vsx_sign_extend_hi_<mode>): Likewise.
833 (vsx_sign_extend_si_v2di): Likewise.
834 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
836 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
837 constraints. Add trailing period to wL documentation.
839 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
842 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
843 * tree-dfa.c (replace_abnormal_ssa_names): New function.
844 * tree-call-cdce.c: Include tree-dfa.h.
845 (can_guard_call_p): New function, extracted from...
846 (can_use_internal_fn): ...here.
847 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
849 (shrink_wrap_one_built_in_call): Likewise.
850 (use_internal_fn): Likewise.
851 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
852 and return void. Call replace_abnormal_ssa_names.
853 (pass_call_cdce::execute): Check can_guard_call_p during the
854 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
855 will always change something.
857 2016-05-18 Martin Jambor <mjambor@suse.cz>
860 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
861 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
863 2016-05-18 Martin Jambor <mjambor@suse.cz>
866 * ipa-inline.h (condition): New field size.
867 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
868 for comaprison and store it into the new condition.
869 (evaluate_conditions_for_known_args): Use condition size to check
870 access sizes for all but CHANGED conditions.
871 (unmodified_parm_1): New parameter size_p, store access size into it.
872 (unmodified_parm): Likewise.
873 (unmodified_parm_or_parm_agg_item): Likewise.
874 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
875 (set_cond_stmt_execution_predicate): Extract access sizes and store
877 (set_switch_stmt_execution_predicate): Likewise.
878 (will_be_nonconstant_expr_predicate): Likewise.
879 (will_be_nonconstant_predicate): Likewise.
880 (inline_read_section): Stream condition size.
881 (inline_write_summary): Likewise.
883 2016-05-18 Richard Biener <rguenther@suse.de>
885 * tree-ssa-loop-im.c (determine_max_movement): Properly add
886 condition cost to PHI cost instead of total_cost.
888 2016-05-18 Martin Liska <mliska@suse.cz>
891 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
894 2016-05-18 Richard Biener <rguenther@suse.de>
896 * lto-streamer.h (LTO_major_version): Bump to 6.
898 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
900 * function.c (make_split_prologue_seq, make_prologue_seq,
901 make_epilogue_seq): New functions, factored out from...
902 (thread_prologue_and_epilogue_insns): Here.
904 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
906 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
907 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
908 of before. Add a comment.
910 2016-05-18 Bin Cheng <bin.cheng@arm.com>
912 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
913 expression pointer, not pointer to the pointer.
915 2016-05-18 Jakub Jelinek <jakub@redhat.com>
917 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
918 (avx2_pbroadcast<mode>): Add another alternative with v instead
919 of x constraints in it, using <pbroadcast_evex_isa> isa.
920 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
922 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
923 constraint x instead of v in second alternative, add avx512bw
926 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
927 constraint x instead of v in second alternative, add avx512bw
930 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
931 constraint x instead of v in second alternative, add avx512bw
934 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
935 avx512bw alternative.
937 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
939 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
941 (define_insn "*andnottf3"): Ditto.
942 (define_insn "*<code><mode>3"/any_logic): Ditto.
943 (define_insn "*<code>tf3"/any_logic): Ditto.
944 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
945 operand to block AVX-512VL insn variant emit when it is not enabled.
947 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
949 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
950 constraint fot SF mode.
952 2016-05-18 Petr Murzin <petr.murzin@intel.com>
953 Kirill Yukhin <kirill.yukhin@intel.com>
955 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
957 (define_insn "rsqrt14<mode>"): Ditto.
958 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
959 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
960 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
961 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
962 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
964 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
965 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
966 * config/i386/i386.c (ix86_print_operand): Expand check for size
967 override codes for Intel syntax.
969 2016-05-18 Richard Biener <rguenther@suse.de>
971 PR tree-optimization/71168
972 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
973 initialization earlier.
975 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
977 * config/aarch64/aarch64-simd.md
978 (aarch64_reduc_plus_internal<mode>): Rename to...
979 (reduc_plus_scal): ...This, and remove previous implementation.
981 2016-05-18 Richard Biener <rguenther@suse.de>
983 * passes.def: Put late dse and cd_dce in canonical order.
985 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
987 * ipa-inline-transform.c (preserve_function_body_p): Look for
988 first non-thunk clone.
989 (save_function_body): Save into first non-thunk.
990 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
992 (lto_output_node): Inline thunks don't need body in every
994 * lto-streamer-in.c: Do not fixup thunk clones.
995 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
997 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1000 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1003 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1004 (reassociate_bb): Call transform_add_to_multiply.
1006 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1008 * config/aarch64/aarch64.c (all_extensions): Removed unused
1011 2016-05-17 Nathan Sidwell <nathan@acm.org>
1013 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1014 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1016 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1018 PR tree-optimization/54579
1020 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1022 2016-05-17 Marek Polacek <polacek@redhat.com>
1025 * tree-inline.c (expand_call_inline): Call
1026 maybe_remove_unused_call_args.
1028 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1030 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1031 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1032 * doc/md.texi (fmin@var{m}3): Likewise.
1034 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1036 * match.pd (X & C): New transformation.
1038 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1040 * match.pd (~X & Y): New transformation.
1042 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1044 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1045 information for new SSA_NAME.
1046 (simplify_conversion_using_ranges): Get range through get_range_info
1047 instead of get_value_range.
1049 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1051 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1052 Remove inline assembly.
1053 (vmvn_s16): Likewise.
1054 (vmvn_s32): Likewise.
1055 (vmvn_u8): Likewise.
1056 (vmvn_u16): Likewise.
1057 (vmvn_u32): Likewise.
1058 (vmvnq_s8): Likewise.
1059 (vmvnq_s16): Likewise.
1060 (vmvnq_s32): Likewise.
1061 (vmvnq_u8): Likewise.
1062 (vmvnq_u16): Likewise.
1063 (vmvnq_u32): Likewise.
1064 (vmvn_p8): Likewise.
1065 (vmvnq_p16): Likewise.
1067 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1069 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1071 (vmul_n_s16): Likewise.
1072 (vmul_n_s32): Likewise.
1073 (vmul_n_u16): Likewise.
1074 (vmul_n_u32): Likewise.
1075 (vmulq_n_f32): Likewise.
1076 (vmulq_n_f64): Likewise.
1077 (vmulq_n_s16): Likewise.
1078 (vmulq_n_s32): Likewise.
1079 (vmulq_n_u16): Likewise.
1080 (vmulq_n_u32): Likewise.
1082 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1084 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1085 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1087 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1089 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1090 to *aarch64_fma4_elt_from_dup<mode>.
1091 (*aarch64_fnma4_elt_to_128df): Rename to
1092 *aarch64_fnma4_elt_from_dup<mode>.
1093 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1094 (vfms_n_f32): Likewise.
1095 (vfms_n_f64): Likewise.
1096 (vfmsq_n_f32): Likewise.
1097 (vfmsq_n_f64): Likewise.
1099 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1101 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1103 2016-05-17 Richard Biener <rguenther@suse.de>
1105 PR tree-optimization/71132
1106 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1107 Only add control dependences for blocks in the loop.
1108 (build_rdg): Adjust.
1109 (generate_code_for_partition): Return whether loop should
1110 be destroyed and delay that.
1111 (distribute_loop): Likewise.
1112 (pass_loop_distribution::execute): Record loops to be destroyed
1113 and perform delayed destroying of loops.
1115 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1118 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1120 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1122 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1124 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1127 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1128 insertion point for instructions generated by validize_mem.
1130 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1132 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1135 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1137 * config/aarch64/aarch64.c
1138 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1139 rather than a macro.
1141 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1143 * doc/invoke.texi (AArch64 Options): Various updates.
1145 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1147 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1148 into instrumentation thunks.
1149 * cif-code.def (CIF_CHKP): New.
1151 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1153 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1155 2016-05-16 Martin Jambor <mjambor@suse.cz>
1157 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1158 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1160 2016-05-16 Marek Polacek <polacek@redhat.com>
1162 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1165 2016-05-16 Martin Jambor <mjambor@suse.cz>
1168 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1169 the outlined kernel function.
1171 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1173 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1174 (ISA_HAS_DLSA): Ditto.
1176 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1178 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1180 2016-05-16 Nathan Sidwell <nathan@acm.org>
1182 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1183 (nvptx_name_replacement): Restore. Add comment.
1184 (write_fn_proto, write_fn_proto_from_insn,
1185 nvptx_output_call_insn): Restore
1186 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1188 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1190 * config/aarch64/aarch64.md
1191 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1192 (add<mode>3_compareC_imm): Likewise.
1193 (<optab>si3_uxtw): Split into register and immediate variants.
1194 (andsi3_compare0_uxtw): Likewise.
1195 (and<mode>3_compare0): Likewise.
1196 (and<mode>3nr_compare0): Likewise.
1197 (stack_protect_test_<mode>): Don't use %x for memory operands.
1199 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1201 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1203 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1205 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1206 Split integer shifts into shift_reg and bfm.
1207 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1208 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1209 (ror<mode>3_insn): Likewise.
1210 (<optab>si3_insn_uxtw): Likewise.
1211 (<optab><mode>3_insn): Change to rotate_imm.
1212 (extr<mode>5_insn_alt): Likewise.
1213 (extrsi5_insn_uxtw): Likewise.
1214 (extrsi5_insn_uxtw_alt): Likewise.
1216 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1218 * doc/tm.texi: Regenerate.
1219 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1220 (TARGET_INVALID_RETURN_TYPE): Remove.
1221 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1222 TARGET_INVALID_RETURN_TYPE.
1223 * target.def (invalid_parameter_type): Remove.
1224 (invalid_return_type): Remove.
1226 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1228 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1229 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1231 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1233 (preserve_function_body_p): No need to preserve function body
1234 * cif-codes.def (CIF_THUNK): Remove.
1235 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1237 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1239 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1241 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1243 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1246 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1248 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1249 (inline_small_functions): Do not look for function symbol when
1252 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1254 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1257 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1258 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1259 Jiong Wang <jiong.wang@arm.com>
1261 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1262 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1263 Define __ARM_FP16_ARGS when appropriate.
1264 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1266 (arm_invalid_return_type): Likewise.
1267 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1268 (TARGET_INVALID_RETURN_TYPE): Remove.
1269 (aapcs_vfp_sub_candidate): Allow HFmode.
1270 (aapcs_vfp_allocate): Add comment. Support HFmode.
1271 (aapcs_vfp_allocate_return_reg): Likewise.
1272 (struct aapcs_cp_arg_layout): Slightly reword comments for
1273 is_return_candidate and allocate_return_reg.
1274 (output_mov_vfp): Update assert.
1275 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1277 (arm_invalid_parameter_type): Remove.
1278 (amr_invalid_return_type): Remove.
1279 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1280 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1281 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1283 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1285 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1286 * config/aarch64/arch64-protos.h
1287 (aarch64_legitimize_reload_address): Remove.
1288 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1291 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1293 * configure.ac: Add ACX_NONCANONICAL_HOST.
1294 * configure: Regenerate.
1295 * Makefile.in: Set host_noncanonical.
1297 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
1300 * config/i386/i386.md (*movtf_internal): Before register allocation,
1301 do not allow FP constants for CM_MEDIUM memory model, allow only
1302 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
1303 (*movxf_internal): Ditto.
1304 (*movdf_internal): Ditto.
1305 (*movsf_internal): Ditto.
1307 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
1309 PR rtl-optimization/67483
1310 * combine.c (make_compound_operation): Don't call extract_left_shift
1311 with negative shift amounts.
1313 2016-05-13 Jakub Jelinek <jakub@redhat.com>
1316 * fold-const.c (fold_checksum_tree): Allow modification
1317 of TYPE_ALIAS_SET during folding.
1319 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
1320 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
1321 (ix86_split_to_parts): Likewise. Fix up formatting.
1323 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
1325 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
1326 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
1329 2016-05-13 Nathan Sidwell <nathan@acm.org>
1331 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
1332 (nvptx_name_replacement): Delete.
1333 (write_fn_proto, write_fn_proto_from_insn,
1334 nvptx_output_call_insn): Remove nvptx_name_replacement call.
1335 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
1336 * langhooks.c (add_builtin_funcction_common): Call
1337 targetm.mangle_decl_assembler_name.
1339 * config/nvptx/nvptx.c (write_fn_proto): Handle
1340 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
1342 2016-05-13 Martin Liska <mliska@suse.cz>
1344 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
1345 and PRIu64 in printf format.
1347 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1349 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
1352 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1354 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1355 Change --param max-completely-peeled-times to
1356 --param max-completely-peel-times in dump file printing.
1358 2016-05-13 Richard Biener <rguenther@suse.de>
1360 PR tree-optimization/42587
1361 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
1362 (find_bswap_or_nop_1): Likewise.
1363 (bswap_replace): Likewise.
1365 2016-05-13 Martin Liska <mliska@suse.cz>
1367 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1368 Initialize a variable with default value.
1370 2016-05-13 Martin Liska <mliska@suse.cz>
1372 * doc/invoke.texi: Enhance explanation of error recovery
1375 2016-05-13 Martin Liska <mliska@suse.cz>
1377 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
1378 (struct cost_pair): Change inv_expr_id (int) to inv_expr
1379 (iv_inv_expr_ent *).
1380 (struct iv_inv_expr_ent): Comment struct fields.
1381 (sort_iv_inv_expr_ent): New function.
1382 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
1383 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
1384 a hash_map between iv_inv_expr_ent and number of usages.
1385 (niter_for_exit): Fix coding style.
1386 (tree_ssa_iv_optimize_init): Use renamed variable.
1387 (determine_base_object): Fix coding style.
1388 (alloc_iv): Likewise.
1389 (find_interesting_uses_outside): Likewise.
1390 (add_candidate_1): Likewise.
1391 (add_standard_iv_candidates): Likewise.
1392 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1393 (prepare_decl_rtl): Fix coding style.
1394 (get_address_cost): Likewise.
1395 (get_shiftadd_cost): Likewise.
1396 (force_expr_to_var_cost): Likewise.
1397 (compare_aff_trees): Likewise.
1398 (get_expr_id): Restructure the function.
1399 (get_loop_invariant_expr_id): Renamed to
1400 get_loop_invariant_expr.
1401 (get_computation_cost_at): Replace usage of inv_expr_id with
1403 (get_computation_cost): Likewise.
1404 (determine_group_iv_cost_generic): Likewise.
1405 (determine_group_iv_cost_address): Likewise.
1406 (iv_period): Fix coding style.
1407 (iv_elimination_compare_lt): Likewise.
1408 (may_eliminate_iv): Likewise.
1409 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
1411 (determine_group_iv_costs): Dump invariant expressions.
1412 (iv_ca_recount_cost): Use the newly added hash_map.
1413 (iv_ca_set_remove_invariants): Fix coding style.
1414 (iv_ca_set_add_invariants): Fix coding style.
1415 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
1417 (iv_ca_set_cp): Likewise.
1418 (iv_ca_new): Initialize the newly added hash_map and remove
1419 initialization of fields.
1420 (iv_ca_free): Delete the hash_map.
1421 (iv_ca_dump): Dump invariant expressions.
1422 (iv_ca_extend): Fix coding style.
1423 (try_add_cand_for): Likewise.
1424 (create_new_ivs): Dump information about # of avg iterations and
1425 # of used invariant expressions.
1426 (rewrite_use_compare): Fix coding style.
1427 (free_loop_data): Set default value for max_inv_expr_id.
1429 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
1431 * cse.c (rest_of_handle_cse): Use cleanup_cfg
1432 returned value cse_cfg_altered computation.
1433 (rest_of_handle_cse2): Likewise.
1434 (rest_of_handle_cse_after_global_opts): Likewise.
1436 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1439 * config/arm/arm.c (arm32_output_mi_thunk): New.
1440 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
1441 to split Thumb1 vs TARGET_32BIT functionality.
1442 (arm_thumb1_mi_thunk): New.
1444 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1446 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
1449 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1452 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
1454 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
1456 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
1457 (expand_builtin_trap): Emit a regular call.
1458 (set_builtin_user_assembler_name): Remove obsolete cases.
1459 * dse.c (scan_insn): Adjust.
1460 * except.c: Include calls.h.
1461 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
1462 emit a regular call to setjmp.
1463 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
1464 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
1465 (emit_block_move_via_libcall): Delete.
1466 (block_move_fn): Delete.
1467 (init_block_move_fn): Likewise.
1468 (emit_block_move_libcall_fn): Likewise.
1469 (emit_block_op_via_libcall): New function.
1470 (set_storage_via_libcall): Tidy up and use memset builtin.
1471 (block_clear_fn): Delete.
1472 (init_block_clear_fn): Likewise.
1473 (clear_storage_libcall_fn): Likewise.
1474 (expand_assignment): Call emit_block_move_via_libcall.
1475 Do not include gt-expr.h.
1476 * expr.h (emit_block_op_via_libcall): Declare.
1477 (emit_block_copy_via_libcall): New inline function.
1478 (emit_block_move_via_libcall): Likewise.
1479 (emit_block_comp_via_libcall): Likewise.
1480 (block_clear_fn): Delete.
1481 (init_block_move_fn): Likewise.
1482 (init_block_clear_fn): Likewise.
1483 (emit_block_move_via_libcall): Likewise.
1484 (set_storage_via_libcall): Add default parameter value.
1485 * libfuncs.h (enum libfunc_index): Remove obsolete values.
1486 (abort_libfunc): Delete.
1487 (memcpy_libfunc): Likewise.
1488 (memmove_libfunc): Likewise.
1489 (memcmp_libfunc): Likewise.
1490 (memset_libfunc): Likewise.
1491 (setbits_libfunc): Likewise.
1492 (setjmp_libfunc): Likewise.
1493 (longjmp_libfunc): Likewise.
1494 (profile_function_entry_libfunc): Likewise.
1495 (profile_function_exit_libfunc): Likewise.
1496 (gcov_flush_libfunc): Likewise.
1497 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
1498 and DECL_VISIBILITY on the declaration.
1499 (init_optabs): Do not initialize obsolete libfuncs.
1500 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
1501 * tree-core.h (ECF_RET1): Define.
1502 (ECF_TM_PURE): Adjust.
1503 (ECF_TM_BUILTIN): Likewise.
1504 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
1505 (build_common_builtin_nodes): Initialize abort builtin.
1506 Add ECF_RET1 on memcpy, memmove and memset builtins.
1507 Pass final flags for alloca and alloca_with_align builtins.
1508 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
1510 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
1511 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
1512 set_storage_via_libcall and call emit_block_copy_via_libcall.
1514 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
1516 * config/i386/i386.md (*call_got_x32): Change operand 0 to
1517 DImode before it is passed to ix86_output_call_operand.
1518 (*call_value_got_x32): Ditto for operand 1.
1520 2016-05-12 Jiong Wang <jiong.wang@arm.com>
1522 PR rtl-optimization/70904
1523 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
1524 reload for wide mode.
1526 2016-05-12 Marek Polacek <polacek@redhat.com>
1529 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
1530 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
1531 * langhooks.h (incomplete_type_error): Likewise.
1532 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
1533 parameter, pass it down to incomplete_type_error.
1534 * tree.h (size_in_bytes): New inline overload.
1535 (size_in_bytes_loc): Renamed from size_in_bytes.
1537 2016-05-12 Richard Biener <rguenther@suse.de>
1539 PR tree-optimization/71059
1540 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
1541 nary before looking up or entering the expression into the VN
1543 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
1544 Make sure to re-use NARYs without result as inserted by
1547 2016-05-12 Richard Biener <rguenther@suse.de>
1549 PR tree-optimization/71062
1550 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1552 * tree-ssa-structalias.c (set_uids_in_ptset): Set
1553 vars_contains_restrict if the var is a restrict tag.
1554 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
1555 do not disambiguate pointers against it.
1556 (dump_points_to_solution): Re-structure and adjust for new
1557 vars_contains_restrict flag.
1558 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
1560 2016-05-12 Martin Liska <mliska@suse.cz>
1562 * doc/invoke.texi: Explain connection between
1563 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
1565 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
1567 PR tree-optimization/71006
1568 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
1569 consider COND_EXPR as a mask producer.
1571 2016-05-12 Marek Polacek <polacek@redhat.com>
1574 * opts.c (common_handle_option): Detect missing argument for --help^.
1576 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1579 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
1580 when popping the PC and within an interrupt handler routine.
1581 Add missing tab to output of "ldmfd".
1582 (output_return_instruction): Output LDMFD with SP update rather
1583 than POP when returning from interrupt handler.
1585 2016-05-12 Jakub Jelinek <jakub@redhat.com>
1587 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
1588 TARGET_64BIT && TARGET_AVX512DQ.
1589 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
1590 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
1591 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
1592 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
1593 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
1594 (*vec_extractv4si_zext): Add avx512dq alternative.
1595 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
1596 use v instead of x constraint in other alternatives where possible.
1598 * config/i386/sse.md (sse2_loadld): Use v instead of x
1599 constraint in alternatives 0,1,4.
1601 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
1602 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
1603 v constraints instead of x and <pinsr_evex_isa> isa attribute.
1606 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
1607 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
1608 is not emitted unless TARGET_AVX512BW.
1609 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
1610 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
1611 for the result operand.
1613 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
1614 constraint instead of x in avx alternatives. Use maybe_evex instead
1617 * config/i386/constraints.md (Yv): New constraint.
1618 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
1619 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
1620 * config/i386/i386.md (avx512fvecmode): New mode attr.
1621 (*pushtf): Use v constraint instead of x.
1622 (*movtf_internal): Likewise. For TARGET_AVX512VL and
1623 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
1624 (*absneg<mode>2): Use Yv constraint instead of x constraint.
1625 (*absnegtf2_sse): Likewise.
1626 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
1627 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
1628 avx512f alternatives.
1629 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
1631 2016-05-12 Richard Biener <rguenther@suse.de>
1633 PR tree-optimization/71060
1634 * tree-data-ref.c (initialize_data_dependence_relation): Do not
1635 require exact match of DR_BASE_OBJECT but only matching address and
1638 2016-05-12 Richard Biener <rguenther@suse.de>
1640 PR tree-optimization/70986
1641 * cfganal.c: Include cfgloop.h.
1642 (dfs_find_deadend): Prefer to take edges exiting loops.
1644 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1646 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
1647 compile and run time.
1649 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
1652 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
1654 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
1656 * config/i386/i386.c (legitimize_pic_address): Use
1657 copy_to_suggested_reg instead of gen_movsi.
1659 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1661 * config/rs6000/predicates.md (quad_memory_operand): Move most of
1662 the code into quad_address_p and call it to share code with
1663 vsx_quad_dform_memory_operand.
1664 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
1666 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
1667 bit instead of being a separate word. Split -mpower9-dform into
1668 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1669 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
1670 for the register class supporting 128-bit quad word memory offsets.
1671 (mode_supports_vsx_dform_quad): Helper function to return if the
1672 register class uses quad word memory offsets.
1673 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
1674 (rs6000_debug_reg_global): Always print if we are using LRA or not.
1675 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
1676 instructions are enabled, set up the appropriate addr_masks for
1678 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
1679 -mpower9-dform-scalar, instead of -mpower9-dform.
1680 (rs6000_option_override_internal): Split -mpower9-dform into two
1681 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
1682 -mpower9-dform switch sets or clears both. If we are not using
1683 the LRA register allocator, do not enable -mpower9-dform-vector by
1684 default. If we are using LRA, enable -mpower9-dform-vector and
1685 -mvsx-timode if it is appropriate. Issue a warning if either
1686 -mpower9-dform-vector or -mvsx-timode are explicitly used without
1688 (quad_address_offset_p): New helper function to return if the
1689 offset is legal for quad word memory instructions.
1690 (quad_address_p): New function to determin if GPR or vector
1691 register quad word memory addresses are legal.
1692 (mem_operand_gpr): Validate quad word address offsets.
1693 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
1694 d-form (register + offset) instructions.
1695 (offsettable_ok_by_alignment): Likewise.
1696 (rs6000_legitimate_offset_address_p): Likewise.
1697 (legitimate_lo_sum_address_p): Likewise.
1698 (rs6000_legitimize_address): Likewise.
1699 (rs6000_legitimize_reload_address): Add more debug statements for
1701 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
1702 d-form instructions.
1703 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
1704 d-form instructions. Distinguish different cases in debug
1705 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
1706 d-form instructions.
1707 (rs6000_preferred_reload_class): Likewise.
1708 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
1709 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
1710 of the ISA 2.06 indexed memory instructions.
1711 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
1712 use them to save/restore the saved vector registers instead of
1713 using Altivec instructions.
1714 (rs6000_emit_epilogue): Likewise.
1715 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
1716 (rs6000_opt_masks): Split -mpower9-dform into
1717 -mpower9-dform-scalar and -mpower9-dform-vector.
1718 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
1720 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
1721 ISA 3.0 vector indexed memory instructions, and fold the code into
1722 the normal mov<mode> patterns.
1723 (p9_vecstore_<mode>): Likewise.
1724 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
1726 (vsx_movti_64bit): Likewise.
1727 (vsx_movti_32bit): Likewise.
1728 * config/rs6000/constraints.md (wO constraint): New constraint for
1729 ISA 3.0 vector d-form support.
1730 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
1731 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
1732 include -mpower9-dform-vector until we switch over to LRA.
1733 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
1734 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1735 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
1736 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1737 for -mpower9-dform and -mlra.
1738 * doc/md.texi (wO constraint): Document wO constraint.
1740 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
1742 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
1743 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
1744 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
1745 Move handling of non-insn arguments inline into the sole user:
1746 (output_trans_func): ...here.
1747 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
1748 in emitted function prototype.
1749 (output_internal_insn_latency_func): Ditto. Simplify.
1750 (output_internal_maximal_insn_latency_func): Ditto. Delete
1751 always-unused argument.
1752 (output_insn_latency_func): Ditto.
1753 (output_maximal_insn_latency_func): Ditto.
1755 2016-05-11 Richard Biener <rguenther@suse.de>
1757 PR tree-optimization/71055
1758 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
1759 sth with precision not equal to access size verify we don't chop
1762 2016-05-11 Richard Biener <rguenther@suse.de>
1765 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
1766 (dwarf2out_finish): Move retry_incomplete_types call ...
1767 (dwarf2out_early_finish): ... here.
1769 2016-05-11 Richard Biener <rguenther@suse.de>
1772 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
1773 if the langhook insists on it.
1774 * fold-const.c (make_bit_field_ref): Add arg for the original
1775 reference and preserve its alias-set.
1776 (decode_field_reference): Take exp by reference and adjust it
1777 to the original memory reference.
1778 (optimize_bit_field_compare): Adjust callers.
1779 (fold_truth_andor_1): Likewise.
1780 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
1782 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
1785 * cfgrtl.h (delete_insn_and_edges): Now return bool.
1786 * cfgrtl.c (delete_insn_and_edges): Likewise.
1787 * config/i386/i386.c (convert_scalars_to_vector): Remove
1789 * cse.c (cse_insn): Compute cse_cfg_altered.
1790 (delete_trivially_dead_insns): Likewise.
1791 (cse_cc_succs): Likewise.
1792 (rest_of_handle_cse): Free dominance info if required.
1793 (rest_of_handle_cse2): Likewise.
1794 (rest_of_handle_cse_after_global_opts): Likewise.
1796 2016-05-11 Alan Modra <amodra@gmail.com>
1798 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
1799 abi_v4_pass_in_fpr): New functions.
1800 (rs6000_function_arg_boundary): Exclude complex IBM long double
1801 from 64-bit alignment when ABI_V4.
1802 (rs6000_function_arg, rs6000_function_arg_advance_1,
1803 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
1805 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
1807 PR rtl-optimization/71028
1808 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
1809 jump with just a return in the fallthrough block if the branch
1810 block contains just a return as well.
1812 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
1814 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
1815 * match.pd ((X & Y) ^ Y): ... this.
1816 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
1817 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
1819 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1821 * read-md.c (require_char_ws): New function.
1822 (read_string): Simplify using require_char_ws.
1823 (handle_constants): Likewise.
1824 (handle_enum): Likewise.
1825 (handle_file): Likewise.
1826 * read-md.h (require_char_ws): New declaration.
1827 * read-rtl.c (read_conditions): Simplify using require_char_ws.
1828 (read_mapping): Likewise.
1829 (read_rtx_code): Likewise.
1830 (read_nested_rtx): Likewise.
1832 2016-05-10 James Norris <jnorris@codesourcery.com>
1834 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
1835 if offloading is enabled and -fopenacc or -fopenmp is specified.
1836 (CRTOFFLOADEND): Likewise.
1837 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
1838 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
1840 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
1842 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
1843 gotoff_operand code paths. Use copy_to_suggested_regs and
1844 expand_simple_binop where appropriate. Cleanup.
1846 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1849 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
1851 (dimode_scalar_chain::vector_const_cost): New.
1852 (dimode_scalar_chain::compute_convert_gain): Handle constants.
1853 (dimode_scalar_chain::convert_op): Likewise.
1854 (dimode_scalar_chain::convert_insn): Likewise.
1856 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1858 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
1859 unary operation, not a binary one.
1861 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1864 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
1865 calls with type casted fndecl.
1867 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1869 PR tree-optimization/70786
1870 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
1871 * calls.c (initialize_argument_information): Bind bounds
1872 with corresponding args passed by reference.
1874 2016-05-10 Jakub Jelinek <jakub@redhat.com>
1877 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
1878 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
1879 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
1882 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1885 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
1886 code for a zero scale factor.
1887 (vsx_xvcvdpuxds_scale): Likewise.
1889 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1891 * diagnostic-show-locus.c (layout::layout): Call show_ruler
1892 if show_ruler_p was set on the context.
1893 (layout::show_ruler): New method.
1894 * diagnostic.h (struct diagnostic_context): Add field
1897 2016-05-10 Richard Biener <rguenther@suse.de>
1899 PR tree-optimization/71039
1900 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
1901 (chk_uses): New function.
1902 (propagate_with_phi): Verify we can safely replicate the lhs of an
1903 aggregate assignment on all incoming edges.
1905 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
1907 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
1909 (rx_atomic_sequence): New class.
1910 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
1911 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
1913 (rx_atomic_sequence::rx_atomic_sequence,
1914 rx_atomic_sequence::~rx_atomic_sequence): New functions.
1915 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
1916 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
1917 CTRLREG_INTB): New constants.
1918 (FETCHOP): New code iterator.
1919 (fethcop_name, fetchop_name2): New iterator code attributes.
1920 (QIHI): New mode iterator.
1921 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
1922 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
1923 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
1925 2016-05-10 Martin Liska <mliska@suse.cz>
1927 * tree-inline.c (remap_dependence_clique): Do not remap
1928 debugging statements.
1930 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1932 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
1933 ("*fixuns_truncdfdi2_z13")
1934 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
1935 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
1936 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
1938 2016-05-10 Richard Biener <rguenther@suse.de>
1940 PR tree-optimization/70497
1941 PR tree-optimization/28367
1942 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
1944 (visit_reference_op_load): ... here.
1945 (vn_reference_lookup_3): Use it to handle subreg-like accesses
1946 with simplified BIT_FIELD_REFs.
1947 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
1948 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
1951 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1953 * dwarf2out.c (add_abstract_origin_attribute): Adjust
1954 documentation comment. For BLOCK nodes, add a
1955 DW_AT_abstract_origin attribute that points to the DIE generated
1956 for the origin BLOCK.
1957 (gen_lexical_block_die): Call add_abstract_origin_attribute for
1958 blocks from inlined functions.
1960 2016-05-10 Alan Modra <amodra@gmail.com>
1963 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
1964 regrename modifying insns saving lr before __morestack call.
1965 * config/rs6000/rs6000.md (split_stack_return): Similarly for
1966 insns restoring lr after __morestack call.
1968 2016-05-09 Jakub Jelinek <jakub@redhat.com>
1970 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
1971 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
1973 * config/i386/sse.md (vec_interleave_high<mode>,
1974 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
1975 <avx512>_vpermt2var<mode>3_maskz): Likewise.
1977 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1979 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
1980 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
1981 parallel reassociation for power8 and forward.
1983 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
1985 * config/i386/i386.md (absneg splitters with general regs): Use
1986 general_reg_operand predicate.
1987 (btsq peephole2): Use x86_64_immediate_operand to check if new
1988 value is suitable for immediate operand. Generate emitted insn
1989 using RTL expressions.
1990 (btcq peephole2): Ditto.
1991 (btrq peephole2): Ditto. Generate correct immediate operand
1994 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1996 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
1999 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2001 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2002 pointer dereference.
2004 2016-05-09 Richard Biener <rguenther@suse.de>
2006 PR tree-optimization/70985
2007 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2008 op0 isn't a gimple register.
2010 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2012 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2013 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2014 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2015 (i6400_fpu_mult): New cpu units.
2016 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2017 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2018 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2019 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2020 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2021 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2022 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2023 (i6400_msa_long_float4, i6400_msa_long_float5)
2024 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2025 (i6400_msa_fdiv_sf): New reservations.
2026 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2027 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2028 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2029 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2030 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2031 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2032 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2033 (msa_short_store4, msa_long_load, msa_short_store)
2034 (msa_long_logic, msa_long_float2, msa_long_float4)
2035 (msa_long_float5, msa_long_float8, msa_long_mult)
2036 (msa_long_fdiv, msa_long_div): New reservations.
2038 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2039 Sameera Deshpande <sameera.deshpande@imgtec.com>
2040 Matthew Fortune <matthew.fortune@imgtec.com>
2041 Graham Stott <graham.stott@imgtec.com>
2042 Chao-ying Fu <chao-ying.fu@imgtec.com>
2044 * config.gcc: Add MSA header file for mips*-*-* target.
2045 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2046 (Ubv8i, Urv8): New constraints.
2047 * config/mips/mips-ftypes.def: Add function types for MSA
2049 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2050 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2051 * config/mips/mips-msa.md: New file.
2052 * config/mips/mips-protos.h
2053 (mips_split_128bit_const_insns): New prototype.
2054 (mips_msa_idiv_insns): Likewise.
2055 (mips_split_128bit_move): Likewise.
2056 (mips_split_128bit_move_p): Likewise.
2057 (mips_split_msa_copy_d): Likewise.
2058 (mips_split_msa_insert_d): Likewise.
2059 (mips_split_msa_fill_d): Likewise.
2060 (mips_expand_msa_branch): Likewise.
2061 (mips_const_vector_same_val_p): Likewise.
2062 (mips_const_vector_same_bytes_p): Likewise.
2063 (mips_const_vector_same_int_p): Likewise.
2064 (mips_const_vector_shuffle_set_p): Likewise.
2065 (mips_const_vector_bitimm_set_p): Likewise.
2066 (mips_const_vector_bitimm_clr_p): Likewise.
2067 (mips_msa_vec_parallel_const_half): Likewise.
2068 (mips_msa_output_division): Likewise.
2069 (mips_ldst_scaled_shift): Likewise.
2070 (mips_expand_vec_cond_expr): Likewise.
2071 * config/mips/mips.c (enum mips_builtin_type): Add
2072 MIPS_BUILTIN_MSA_TEST_BRANCH.
2073 (mips_gen_const_int_vector_shuffle): New prototype.
2074 (mips_const_vector_bitimm_set_p): New function.
2075 (mips_const_vector_bitimm_clr_p): Likewise.
2076 (mips_const_vector_same_val_p): Likewise.
2077 (mips_const_vector_same_bytes_p): Likewise.
2078 (mips_const_vector_same_int_p): Likewise.
2079 (mips_const_vector_shuffle_set_p): Likewise.
2080 (mips_symbol_insns): Forbid loading symbols via immediate for
2082 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2084 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2086 (mips_lx_address_p): Add support load indexed address for MSA.
2087 (mips_address_insns): Add calculation of instructions needed for
2088 stores and loads for MSA.
2089 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2090 CONST_VECTOR for MSA and let it fall through.
2091 (mips_ldst_scaled_shift): New function.
2092 (mips_subword_at_byte): Likewise.
2093 (mips_msa_idiv_insns): Likewise.
2094 (mips_legitimize_move): Validate MSA moves.
2095 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2096 calculation of costs for MSA division.
2097 (mips_split_move_p): Check if MSA moves need splitting.
2098 (mips_split_move): Split MSA moves if necessary.
2099 (mips_split_128bit_move_p): New function.
2100 (mips_split_128bit_move): Likewise.
2101 (mips_split_msa_copy_d): Likewise.
2102 (mips_split_msa_insert_d): Likewise.
2103 (mips_split_msa_fill_d): Likewise.
2104 (mips_output_move): Handle MSA moves.
2105 (mips_expand_msa_branch): New function.
2106 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2107 Reinstate 'y' modifier.
2108 (mips_file_start): Add MSA .gnu_attribute.
2109 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2111 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2112 (mips_class_max_nregs): Add register size for MSA supported mode.
2113 (mips_cannot_change_mode_class): Allow conversion between MSA
2114 vector modes and TImode.
2115 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2117 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2118 (mips_preferred_simd_mode): Add preffered modes for MSA.
2119 (mips_vector_mode_supported_p): Add MSA supported modes.
2120 (mips_autovectorize_vector_sizes): New function.
2121 (mips_msa_output_division): Likewise.
2122 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2123 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2124 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2125 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2126 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2127 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2128 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2129 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2130 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2131 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2132 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2133 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2134 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2135 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2136 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2137 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2138 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2139 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2140 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2141 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2142 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2143 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2144 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2145 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2146 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2147 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2148 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2149 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2150 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2151 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2152 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2153 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2154 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2155 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2156 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2157 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2158 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2159 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2160 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2161 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2162 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2163 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2164 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2165 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2166 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2167 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2168 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2169 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2170 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2171 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2172 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2173 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2174 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2175 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2176 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2177 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2178 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2179 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2180 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2181 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2182 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2183 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2184 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2185 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2186 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2187 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2188 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2189 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2190 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2191 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2192 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2193 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2194 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2195 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2196 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2197 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2198 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2199 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2200 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2201 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2202 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2203 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2204 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2205 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2206 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2207 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2208 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2209 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2210 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2211 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2212 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2213 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2214 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2215 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2216 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2217 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2218 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2219 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2220 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2221 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2222 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2223 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2224 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2225 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2226 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2227 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2228 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2229 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2230 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2231 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2232 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2233 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2234 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2235 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2236 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2237 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2238 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2239 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2240 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2241 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2242 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2243 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2244 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2245 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2246 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2247 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2248 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2249 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2250 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2251 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2252 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2253 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2254 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2255 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2256 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2257 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2258 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2259 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2260 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2261 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2262 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2263 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2264 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2265 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2266 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2267 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2268 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2269 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2270 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2271 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2272 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2274 (mips_get_builtin_decl_index): New array.
2275 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2276 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2277 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2278 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2279 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2281 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2283 (mips_expand_builtin_insn): Prepare operands for
2284 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2285 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2286 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2287 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2288 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2289 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2290 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2291 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2292 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2293 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2294 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2295 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
2296 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
2297 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
2298 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
2299 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
2300 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
2301 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
2302 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
2303 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
2304 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
2305 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
2306 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
2307 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
2308 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
2309 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
2310 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
2311 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
2312 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
2313 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
2314 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
2315 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
2316 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
2317 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
2318 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
2319 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
2320 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
2321 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
2322 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
2323 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
2324 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
2325 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
2326 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
2327 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
2328 These are set implicitly and an error is reported if overridden.
2329 (mips_expand_builtin_msa_test_branch): New function.
2330 (mips_expand_msa_shuffle): Likewise.
2331 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
2332 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
2333 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
2334 (mips_expand_vec_unpack): Add support for MSA.
2335 (mips_expand_vector_init): Likewise.
2336 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
2337 instead of const0_rtx.
2338 (mips_msa_vec_parallel_const_half): New function.
2339 (mips_gen_const_int_vector): Likewise.
2340 (mips_gen_const_int_vector_shuffle): Likewise.
2341 (mips_expand_msa_cmp): Likewise.
2342 (mips_expand_vec_cond_expr): Likewise.
2343 * config/mips/mips.h
2344 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
2345 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
2347 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
2348 (ISA_HAS_MSA): New macro.
2349 (UNITS_PER_MSA_REG): Likewise.
2350 (BITS_PER_MSA_REG): Likewise.
2351 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
2352 (MSA_REG_FIRST): New macro.
2353 (MSA_REG_LAST): Likewise.
2354 (MSA_REG_NUM): Likewise.
2355 (MSA_REG_P): Likewise.
2356 (MSA_REG_RTX_P): Likewise.
2357 (MSA_SUPPORTED_MODE_P): Likewise.
2358 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
2359 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
2360 * config/mips/mips.md: Include mips-msa.md.
2361 (alu_type): Add simd_add.
2362 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
2363 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
2364 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
2365 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
2366 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
2367 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
2368 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
2369 simd_move, simd_load, simd_store. Choose "multi" for moves
2371 (qword_mode): New attribute.
2372 (insn_count): Add instruction count for quad moves.
2373 Increase the count for MIPS SIMD division.
2374 (UNITMODE): Add UNITMODEs for vector types.
2375 (addsub): New code iterator.
2376 * config/mips/mips.opt (mmsa): New option.
2377 * config/mips/msa.h: New file.
2378 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
2380 * config/mips/mti-linux.h: Likewise.
2381 * config/mips/predicates.md
2382 (const_msa_branch_operand): New constraint.
2383 (const_uimm3_operand): Likewise.
2384 (const_uimm4_operand): Likewise.
2385 (const_uimm5_operand): Likewise.
2386 (const_uimm8_operand): Likewise.
2387 (const_imm5_operand): Likewise.
2388 (aq10b_operand): Likewise.
2389 (aq10h_operand): Likewise.
2390 (aq10w_operand): Likewise.
2391 (aq10d_operand): Likewise.
2392 (const_m1_operand): Likewise.
2393 (reg_or_m1_operand): Likewise.
2394 (const_exp_2_operand): Likewise.
2395 (const_exp_4_operand): Likewise.
2396 (const_exp_8_operand): Likewise.
2397 (const_exp_16_operand): Likewise.
2398 (const_vector_same_val_operand): Likewise.
2399 (const_vector_same_simm5_operand): Likewise.
2400 (const_vector_same_uimm5_operand): Likewise.
2401 (const_vector_same_uimm6_operand): Likewise.
2402 (const_vector_same_uimm8_operand): Likewise.
2403 (par_const_vector_shf_set_operand): Likewise.
2404 (reg_or_vector_same_val_operand): Likewise.
2405 (reg_or_vector_same_simm5_operand): Likewise.
2406 (reg_or_vector_same_uimm6_operand): Likewise.
2407 * doc/extend.texi (MIPS SIMD Architecture Functions): New
2409 * doc/invoke.texi (-mmsa): Document new option.
2411 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2413 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
2414 * configure: Regenerate.
2415 * config.in: Regenerate.
2416 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
2418 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
2419 (ENDFILE_VTV_SPEC): Define.
2421 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
2423 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
2424 registers in all interrupt handlers if necessary.
2425 (rl78_option_override): Add warning.
2426 (MUST_SAVE_MDUC_REGISTERS): New macro.
2427 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
2428 * config/rl78/rl78.c (check_mduc_usage): New function.
2429 (mduc_regs): New structure to hold MDUC register data.
2430 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
2431 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
2432 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
2433 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
2434 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
2435 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
2437 2016-05-09 Bin Cheng <bin.cheng@arm.com>
2439 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
2440 (tree-ssa-loop-niter.h): Ditto.
2441 (idx_within_array_bound, ref_within_array_bound): New functions.
2442 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
2443 Factor out check on writable base object to ...
2444 (base_object_writable): ... here.
2446 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2448 * config/arm/arm.md (probe_stack): Add modes to set source
2451 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
2453 * regrename.c (base_reg_class_for_rename): New static function.
2454 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
2456 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
2458 * cgraph.c (thunk_adjust): Export.
2459 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
2460 * cgraphunit.c (thunk_adjust): Export.
2461 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
2463 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
2465 * tree-inline.c (expand_call_inline): Expand thunks inline.
2467 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
2470 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
2471 (*sse2_vd_cvtss2sd): Ditto.
2472 * config/i386/i386.md
2473 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
2474 Generate *sse2_vd_cvtsd2ss pattern.
2475 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
2476 Generate *sse2_vd_cvtss2sd pattern.
2478 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2480 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
2481 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
2484 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2486 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
2487 * config/sh/sh.c: Define and declare variables on first use throughout
2489 (current_function_interrupt): Change to bool type.
2490 (frame_insn): Rename to emit_frame_insn and update users.
2491 (push_regs): Use bool for 'interrupt_handler' argument.
2492 (save_schedule_s): Remove.
2493 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
2494 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
2495 targetm.asm_out.unaligned_op.di.
2496 (gen_far_branch): Remove redundant forward declaration.
2497 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
2498 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
2499 (sh_set_return_address, sh_function_ok_for_sibcall,
2500 scavenge_reg): Update comments.
2501 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
2502 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
2503 (sh_attr_renesas_p): Remove unnecessary parentheses.
2504 (branch_dest): Simplify.
2505 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
2506 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
2507 (CUMULATIVE_ARGS): Change macro to typedef.
2508 (current_function_interrupt): Change to bool type.
2509 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
2510 Surround with __cplusplus ifdef.
2511 (sh_compare_op0, sh_compare_op1): Remove.
2512 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
2514 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
2516 * config/arm/arm.md: (arch): Add neon.
2517 (arch_enabled): Return yes for arch neon when TARGET_NEON.
2518 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
2519 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
2520 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
2521 attributes for alt renumbering. Mark alt 3 as non-predicable.
2522 (thumb2_movdf_vfp): Likewise.
2524 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
2526 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
2527 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
2528 (*andqi_1): Add preferred_for_speed attribute to disparage
2529 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
2530 (*<code>qi_1): Ditto.
2531 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
2532 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
2533 (*ashlqi3_1): Ditto.
2534 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
2535 Add preferred_for_size attribute to disparage alternative 0 and
2536 preferred_for_speed attribute to disparage alternative 1 for
2537 TARGET_PARTIAL_REG_STALL targets.
2539 2016-05-07 Tom de Vries <tom@codesourcery.com>
2541 PR tree-optimization/70956
2542 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
2545 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
2547 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
2548 * config/sh/sh.c (sh_cbranch_distance): Implement it.
2549 * config/sh/sh.md (branch_zero): Remove define_attr.
2550 (define_delay): Disable delay slot if branch distance is one insn.
2552 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2554 * config/i386/i386.md (LEAMODE): New mode attribute.
2555 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
2556 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
2557 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
2558 operand 2 predicate.
2559 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
2560 (*lea<mode>_general_3): Ditto.
2561 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
2563 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2565 * genmddump.c (main): Convert argv from char ** to const char **.
2567 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2569 * coretypes.h (OVERRIDE): New macro.
2572 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
2574 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
2575 allow coalescing if the types are compatible.
2577 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2579 * pass_manager.h (pass_manager::register_pass_name): New method.
2580 (pass_manager::get_pass_by_name): New method.
2581 (pass_manager::create_pass_tab): New method.
2582 (pass_manager::m_name_to_pass_map): New field.
2583 * passes.c (name_to_pass_map): Delete global in favor of field
2584 "m_name_to_pass_map" of pass_manager.
2585 (register_pass_name): Rename from a function to...
2586 (pass_manager::register_pass_name): ...this method, updating
2587 for renaming of global "name_to_pass_map" to field
2588 "m_name_to_pass_map".
2589 (create_pass_tab): Rename from a function to...
2590 (pass_manager::create_pass_tab): ...this method, updating
2591 for renaming of global "name_to_pass_map" to field.
2592 (get_pass_by_name): Rename from a function to...
2593 (pass_manager::get_pass_by_name): ...this method.
2594 (enable_disable_pass): Convert use of get_pass_by_name to
2595 a method call, locating the pass_manager singleton.
2597 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2599 * genattr-common.c (main): Convert argv from char ** to const char **.
2600 * genattr.c (main): Likewise.
2601 * genattrtab.c (main): Likewise.
2602 * genautomata.c (initiate_automaton_gen): Likewise.
2604 * gencodes.c (main): Likewise.
2605 * genconditions.c (main): Likewise.
2606 * genconfig.c (main): Likewise.
2607 * genconstants.c (main): Likewise.
2608 * genemit.c (main): Likewise.
2609 * genenums.c (main): Likewise.
2610 * genextract.c (main): Likewise.
2611 * genflags.c (main): Likewise.
2612 * genmddeps.c (main): Likewise.
2613 * genopinit.c (main): Likewise.
2614 * genoutput.c (main): Likewise.
2615 * genpeep.c (main): Likewise.
2616 * genpreds.c (main): Likewise.
2617 * genrecog.c (main): Likewise.
2618 * gensupport.c (init_rtx_reader_args_cb): Likewise.
2619 (init_rtx_reader_args): Likewise.
2620 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2621 (init_rtx_reader_args): Likewise.
2622 * gentarget-def.c (main): Likewise.
2623 * read-md.c (read_md_files): Likewise.
2624 * read-md.h (read_md_files): Likewise.
2626 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2628 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
2629 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
2630 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
2631 Remove unused predicate.
2632 (register_and_not_fp_reg_operand): Ditto.
2634 2016-05-06 Martin Liska <mliska@suse.cz>
2636 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
2637 instead of vec as the vector is local to the function.
2639 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2641 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
2642 avx512bw alternative.
2644 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
2645 before the ashr<mode>3 pattern.
2647 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
2648 v instead of x in vex or maybe_vex alternatives, use
2649 maybe_evex instead of vex in prefix.
2651 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
2652 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
2653 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
2654 in vex or maybe_vex alternatives, use maybe_evex instead of vex
2657 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
2658 v instead of x in vex or maybe_vex alternatives, use
2659 maybe_evex instead of vex in prefix.
2661 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
2662 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
2663 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
2664 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
2665 alternatives, use maybe_evex instead of vex in prefix.
2667 * config/i386/sse.md (vec_interleave_lowv4sf,
2668 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
2669 v instead of x in vex or maybe_vex alternatives, use
2670 maybe_evex instead of vex in prefix.
2672 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
2673 v instead of x in vex or maybe_vex alternatives, use
2674 maybe_evex instead of vex in prefix.
2676 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
2677 v constraint instead of x.
2679 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
2681 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
2682 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
2685 2016-05-06 Richard Biener <rguenther@suse.de>
2687 PR tree-optimization/70948
2688 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2689 Properly clobber all fields of va_list for __builtin_va_start.
2691 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2694 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
2695 loop latch destination.
2697 2016-05-06 Martin Liska <mliska@suse.cz>
2699 * tree-ssa-uninit.c: Apply manual changes
2700 to the GNU coding style.
2701 (prune_uninit_phi_opnds): Rename from
2702 prune_uninit_phi_opnds_in_unrealizable_paths.
2704 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2706 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
2707 mspace): Remove deprecated options.
2708 * doc/invoke.texi (SH options): Remove -mspace.
2710 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2712 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
2714 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2716 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
2717 corresponding combine split pattern.
2719 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2722 * config/sh/predicates.md (long_displacement_mem_operand): New.
2723 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
2724 Add movi20, movi20s alternatives. Adjust length attribute for
2726 (movsi_ie): Allow for any FPU. Adjust length attribute for
2728 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
2729 attribute for alternatives.
2730 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
2731 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
2732 length attribute for alternatives.
2734 2016-05-06 Richard Biener <rguenther@suse.de>
2736 PR tree-optimization/70960
2737 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
2739 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2742 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
2743 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
2745 2016-05-06 Marek Polacek <polacek@redhat.com>
2748 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
2750 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2753 * config/sh/sh.md (*rotcr): Add another variant.
2755 2016-05-06 Richard Biener <rguenther@suse.de>
2758 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
2760 2016-05-06 Richard Biener <rguenther@suse.de>
2763 * fold-const.c (split_tree): Always convert to the original type
2766 2016-05-06 Richard Biener <rguenther@suse.de>
2768 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
2769 (fwprop_addr): Likewise.
2771 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2774 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
2776 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
2777 * config/i386/i386.md (push mem splitter): Use find_constant_src in
2778 the splitter condition.
2779 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
2780 the splitter condition.
2781 (FP float_extend load splitter): Ditto.
2783 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
2785 * config/i386/i386.md (peehole2 patterns): Change true_regnum
2786 to REGNO in all peephole2 patterns.
2787 (post-reload splitters): Change true_regnum to REGNO in
2788 post-reload splitters.
2789 (zero_extend splitters): Use general_reg_operand and
2790 nonimmediate_gr_operand predicates.
2792 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2794 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
2795 v constraint instead of x.
2797 2016-05-05 Alan Modra <amodra@gmail.com>
2800 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
2801 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
2802 TARGET_NO_FP_IN_TOC for -mrelocatable.
2803 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
2804 TARGET_RELOCATABLE test.
2805 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2806 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2807 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2808 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2809 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2810 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2811 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2812 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2813 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
2814 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2816 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
2817 (rs6000_stack_info): Likewise.
2818 (rs6000_elf_asm_out_constructor): Likewise.
2819 (rs6000_elf_asm_out_destructor): Likewise.
2820 (rs6000_elf_declare_function_name): Likewise.
2821 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
2822 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
2825 2016-05-05 Alan Modra <amodra@gmail.com>
2827 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
2829 2016-05-05 Alan Modra <amodra@gmail.com>
2831 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
2832 out-of-line gpr restore for one or two regs if that would add
2835 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
2838 * config/i386/i386.md
2839 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
2840 Change to post-epilogue_completed late splitter. Use sse_reg_operand
2841 as operand 0 predicate.
2842 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
2844 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
2845 Ditto. Emit the pattern using RTX.
2847 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
2848 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
2849 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
2850 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
2852 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
2853 sse_reg_operand as operand 0 predicate.
2855 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
2856 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
2857 instead of gen_rtx_REG.
2858 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
2861 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2863 * function.c (emit_use_return_register_into_block): Delete.
2864 (gen_return_pattern): Delete.
2865 (emit_return_into_block): Delete.
2866 (active_insn_between): Delete.
2867 (convert_jumps_to_returns): Delete.
2868 (emit_return_for_exit): Delete.
2869 (thread_prologue_and_epilogue_insns): Delete all code dealing with
2870 simple_return for shrink-wrapped blocks.
2871 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
2872 end of blocks that need one.
2873 (get_unconverted_simple_return): Delete.
2874 (convert_to_simple_return): Delete.
2875 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
2876 (convert_to_simple_return): Ditto.
2878 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2880 * cfgcleanup.c (bb_is_just_return): New function.
2881 (try_optimize_cfg): Simplify jumps to return, branches to return,
2882 and branches around return.
2884 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2886 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
2889 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2893 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
2894 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
2895 assert flags & OEP_HASH_CHECK, instead of asserting it
2896 never happens. Handle TARGET_EXPR.
2897 * fold-const.c (operand_equal_p): For hash verification,
2898 or in OEP_HASH_CHECK into flags.
2900 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
2902 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
2904 (compute_samebase_partition_bases): Fix typo.
2906 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2908 * config/i386/sse.md (vec_interleave_highv8sf,
2909 vec_interleave_lowv8sf, vec_interleave_highv4df,
2910 vec_interleave_lowv4df): Remove constraints from expanders.
2912 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
2914 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2916 * tree-inline.c (expand_call_inline): Fix path dealing with
2917 making lhs of call statement undefined.
2919 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2921 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
2922 Check availability on NODE, too.
2923 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
2924 (cgraph_node::call_for_symbol_and_aliases): Likewise.
2925 (varpool_node::call_for_symbol_and_aliase): Likewise.
2926 * ipa-pure-const.c (add_new_function): Analyze all bodies.
2927 (propagate_pure_const): Propagate across interposable functions, too.
2928 (skip_function_for_local_pure_const): Do not skip interposable bodies
2930 (pass_local_pure_const::execute): Update.
2932 2016-05-04 Marek Polacek <polacek@redhat.com>
2934 * doc/invoke.texi: Document -Wdangling-else.
2936 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2938 * config.gcc: Error out when conflicting multilib is detected. Do not
2939 loop over multilibs since no combination is legal.
2941 2016-05-04 Alan Modra <amodra@gmail.com>
2943 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
2944 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
2945 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2948 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
2950 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
2951 Clean up p5600 comments.
2953 2016-05-04 Richard Biener <rguenther@suse.de>
2955 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
2956 constructor simplifications.
2957 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
2959 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
2961 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
2962 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
2963 result.set_rtx is null instead of aborting.
2964 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
2966 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
2967 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
2968 *mov<mode>_store_postinc): New patterns.
2970 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
2972 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
2973 as commutative. Check both conversions are NOP.
2974 ((A & B) OP (C & B)): Remove.
2976 2016-05-04 Alan Modra <amodra@gmail.com>
2978 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
2980 2016-05-04 Alan Modra <amodra@gmail.com>
2983 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
2984 when cr2,3,4 are all fixed regs.
2986 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
2988 PR rtl-optimization/57193
2989 * opts.c (default_options_table): Revert OPT_frename_registers change.
2990 * doc/invoke.texi (-frename-registers, -O2): Likewise.
2992 2016-05-03 Martin Sebor <msebor@redhat.com>
2995 * builtins.c (fold_builtin_FILE): New function.
2996 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
2997 (fold_builtin_0): Call them.
2998 * gimplify.c (gimplify_call_expr): Remove the handling of
2999 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3002 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3003 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3007 * doc/extend.texi (Function Names as Strings): Update __func__,
3008 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3011 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3012 Richard Biener <rguenther@suse.de>
3014 PR tree-optimization/70916
3015 * tree-if-conv.c: Include cfganal.h.
3016 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3017 and remove_fake_exit_edges around the optimization pass.
3019 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3021 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3022 (cgraph_edge::make_direct): Likewise.
3023 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3024 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3025 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3026 (CIF_THUNK): New code.
3027 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3028 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3029 (compute_inline_parameters): Set inline_failed for thunks.
3030 (inline_analyze_function): Cleanup.
3031 * ipa-inline.c (can_inline_edge_p): Do not deal with
3032 call_stmt_cannot_inline_p.
3033 (can_early_inline_edge_p): Likewise.
3034 (early_inliner): Initialize inline_failed.
3035 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3037 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3039 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3040 from nonimm_ssenomem_operand.
3041 (nonimm_ssenomem_operand): New predicate.
3042 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3043 as operand 0 predicate.
3044 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3045 Disable unsupported alternatives using "enabled" attribute.
3046 Use register_ssemem_operand as operand 0 predicate.
3047 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3049 2016-05-03 Marek Polacek <polacek@redhat.com>
3052 * input.c (expansion_point_location): New function.
3053 * input.h (expansion_point_location): Declare.
3055 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3057 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3058 occurence with frame_offset_ ones.
3060 2016-05-03 Alan Modra <amodra@gmail.com>
3062 PR rtl-optimization/70890
3063 * ira.c (combine_and_move_insns): When moving def_insn, remove
3066 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3068 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3069 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3070 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3071 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3073 2016-05-03 Alan Modra <amodra@gmail.com>
3075 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3076 for SAVE_MULTIPLE/STORE_MULTIPLE.
3078 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3080 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3081 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3083 2016-05-03 Richard Biener <rguenther@suse.de>
3085 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3087 (gimplify_arg): Likewise.
3088 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3089 re-writing the result to a decl if required.
3090 (internal_get_tmp_var): Add allow_ssa parameter
3091 and override into_ssa with it.
3092 (get_formal_tmp_var): Adjust.
3093 (get_initialized_tmp_var): Add allow_ssa parameter.
3094 (gimplify_arg): Add allow_ssa parameter and avoid generating
3095 SSA names for the result false.
3096 (gimplify_call_expr): If the call may return twice do not
3097 gimplify parameters into SSA.
3098 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3099 (gimplify_modify_expr): Adjust assert. For noreturn calls
3100 with a SSA name LHS adjust its def.
3101 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3102 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3103 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3104 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3105 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3106 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3107 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3108 (optimize_target_teams): Do not allow SSA names for clause operands.
3109 (gimplify_expr): Likewise for where we mark the result addressable.
3110 * passes.def (pass_init_datastructures): Remove.
3111 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3112 (rewrite_stmt): Likewise.
3113 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3114 (replace_locals_op): Replace SSA names.
3115 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3116 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3117 * cgraph.c (release_function_body): Free CFG annotations only
3118 when we have a CFG. Simplify.
3119 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3120 force_gimple_operand instead of get_initialized_tmp_var.
3121 * tree-pass.h (make_pass_init_datastructures): Remove.
3122 * tree-ssa.c (execute_init_datastructures): Remove.
3123 (pass_data_init_datastructures): Likewise.
3124 (class pass_init_datastructures): Likewise.
3125 (make_pass_init_datastructures): Likewise.
3126 * omp-low.c (create_omp_child_function): Init SSA data structures.
3127 (grid_expand_target_grid_body): Likewise.
3128 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3129 name before adding it to names_to_release.
3130 (remove_bb): Always release SSA defs.
3131 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3132 before dereferencing it.
3133 * cgraphunit.c (init_lowered_empty_function): Always
3134 int SSA data structures.
3135 * tree-ssanames.c (release_defs): Remove assert that we are in
3137 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3139 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3140 Uros Bizjak <ubizjak@gmail.com>
3142 PR rtl-optimization/70467
3143 * config/i386/predicates.md (x86_64_hilo_int_operand,
3144 x86_64_hilo_general_operand): New predicates.
3145 * config/i386/constraints.md (Wd): New constraint.
3146 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3147 (general_hilo_operand): New mode attr.
3148 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3149 instead of <general_operand>.
3150 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3151 x86_64_hilo_general_operand instead of <general_operand>.
3153 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3155 PR tree-optimization/70916
3156 * tree-if-conv.c (constant_or_ssa_name): Removed.
3157 (fold_build_cond_expr): Use is_gimple_val instead of
3158 constant_or_ssa_name.
3160 PR tree-optimization/70916
3161 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3162 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3165 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3166 (optimize_atomic_bit_test_and): New function.
3167 (pass_fold_builtins::execute): Use it.
3168 * optabs.def (atomic_bit_test_and_set_optab,
3169 atomic_bit_test_and_complement_optab,
3170 atomic_bit_test_and_reset_optab): New optabs.
3171 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3172 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3173 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3174 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3175 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3176 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3177 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3178 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3179 atomic_bit_test_and_complement@var{mode},
3180 atomic_bit_test_and_reset@var{mode}): Document.
3181 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3182 atomic_bit_test_and_complement<mode>,
3183 atomic_bit_test_and_reset<mode>): New expanders.
3184 (atomic_bit_test_and_set<mode>_1,
3185 atomic_bit_test_and_complement<mode>_1,
3186 atomic_bit_test_and_reset<mode>_1): New insns.
3188 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3190 PR rtl-optimization/70687
3191 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3192 instead of unsigned HOST_WIDE_INT.
3194 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3196 PR rtl-optimization/44281
3197 * hard-reg-set.h (struct target_hard_regs): New field
3198 x_fixed_nonglobal_reg_set.
3199 (fixed_nonglobal_reg_set): New macro.
3200 * reginfo.c (init_reg_sets_1): Initialize it.
3201 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3203 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3205 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3207 PR tree-optimization/56541
3208 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3209 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3210 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3211 (any_complicated_phi): new static variable.
3212 (aggressive_if_conv): delete.
3213 (if_convertible_phi_p): support phis with more than two arguments.
3214 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3215 critical pred edges.
3216 (ifcvt_split_critical_edges): support phis with more than two
3217 arguments by checking new parameter. only split critical edges
3219 (tree_if_conversion): handle simd pragma marked loop using new
3220 local variable aggressive_if_conv. check any_complicated_phi.
3222 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3224 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3227 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3229 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3232 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3234 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3235 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3236 define_insn_and_split.
3237 (mulsi3_i): New define_insn_and_split.
3238 (mulsi3_call): Convert to define_insn.
3239 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3242 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3244 * machmode.h (mode_complex): Add support to give the complex mode
3246 (GET_MODE_COMPLEX_MODE): Likewise.
3247 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3248 stored by build_complex_type and gfc_build_complex_type instead of
3249 trying to figure out the appropriate mode based on the size. Raise
3250 an assertion error, if the type was not set.
3251 * genmodes.c (struct mode_data): Add field for the complex type of
3253 (blank_mode): Likewise.
3254 (make_complex_modes): Remember the complex mode created in the
3256 (emit_mode_complex): Write out the mode_complex array to map a
3257 type mode to the complex version.
3258 (emit_insn_modes_c): Likewise.
3259 * tree.c (build_complex_type): Set the complex type to use before
3260 calling layout_type.
3261 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3262 support for __float128 complex datatypes.
3263 (rs6000_hard_regno_mode_ok): Likewise.
3264 (rs6000_setup_reg_addr_masks): Likewise.
3265 (rs6000_complex_function_value): Likewise.
3266 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3267 __float128 and __ibm128 complex.
3268 (FLOAT128_IBM_P): Likewise.
3269 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3270 * doc/extend.texi (Additional Floating Types): Document that
3271 -mfloat128 must be used to enable __float128. Document complex
3272 __float128 and __ibm128 support.
3274 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3277 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3278 char/short arguments promoted to int because of promote_prototypes.
3280 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3282 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3283 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3284 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3285 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3286 alternatives using "enabled" attribute. Use register_ssemem_operand
3287 as operand 1 predicate.
3288 (*cmpi<unord>xf_i387): Split XFmode pattern from
3289 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3290 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3291 *absneg<mode>2_i387. Disable unsupported alternatives using
3292 "enabled" attribute.
3293 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3295 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3297 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
3299 (oacc_loop_process): Check mask for loop termination.
3301 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3303 * cif-code.def (CIF_THUNK): Add.
3304 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
3307 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3309 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
3310 (dump_inline_summary): Dump it.
3311 (fp_expression_p): New predicate.
3312 (estimate_function_body_sizes): Use it.
3313 (inline_merge_summary): Merge fp_expressions.
3314 (inline_read_section): Read fp_expressions.
3315 (inline_write_summary): Write fp_expressions.
3316 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
3317 codegen boundary if either caller or callee is !fp_expressions.
3318 * ipa-inline.h (inline_summary): Add fp_expressions.
3319 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
3320 to fp_expressions be sure the fp generation flags are updated.
3322 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3324 PR rtl-optimization/70467
3325 * cse.c (cse_insn): Handle no-op MEM moves after folding.
3327 PR rtl-optimization/70467
3328 * ipa-pure-const.c (check_call): Handle internal calls even in
3329 ipa mode like in local mode.
3331 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3333 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
3335 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3337 * match.pd (X u< X, X u> X): New transformations.
3339 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3341 * flag-types.h (enum warn_strict_overflow_code): Move ...
3342 * coretypes.h: ... here.
3343 * fold-const.h (fold_overflow_warning): Declare.
3344 * fold-const.c (fold_overflow_warning): Make non-static.
3345 (fold_comparison): Move the transformation of X +- C1 CMP C2
3346 into X CMP C2 -+ C1 ...
3347 * match.pd: ... here.
3348 * gimple-fold.c (fold_stmt_1): Protect with
3349 fold_defer_overflow_warnings.
3351 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3353 * omp-low.c (struct oacc_loop): Add 'inner' field.
3354 (new_oacc_loop_raw): Initialize it to zero.
3355 (oacc_loop_fixed_partitions): Initialize it.
3356 (oacc_loop_auto_partitions): Partition outermost loop to outermost
3357 available partitioning.
3359 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3361 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
3363 (umulsidi3): Likewise.
3364 (indirect_jump): Fix jump instruction assembly patterns.
3366 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
3369 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3370 (nvptx_function_value): Assert non-NULL cfun.
3372 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3374 PR rtl-optimization/70886
3375 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
3377 * cselib.h (rtx_equal_for_cselib_1): Declare.
3378 (rtx_equal_for_cselib_p: New inline function.
3379 * cselib.c (rtx_equal_for_cselib_p): Delete.
3380 (rtx_equal_for_cselib_1): Make public.
3382 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3384 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3385 (register_mixssei387nonimm_operand): Remove predicate.
3386 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3387 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3388 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3389 for TARGET_MIX_SSE_I387 alternatives.
3390 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3391 Disable unsupported alternatives using "enabled" attribute. Use
3392 nonimm_ssenomem_operand as operand 1 predicate. Also check
3393 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3395 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3397 * tree.c (cst_and_fits_in_hwi): Simplify.
3399 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3401 * tree.h (wi::to_wide): New function.
3402 * expr.c (expand_expr_real_1): Use wi::to_wide.
3403 * fold-const.c (int_const_binop_1): Likewise.
3404 (extract_muldiv_1): Likewise.
3406 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3408 * wide-int.h: Update offset_int and widest_int documentation.
3409 (WI_SIGNED_SHIFT_RESULT): New macro.
3410 (wi::binary_shift): Define signed_shift_result_type for
3411 shifts on offset_int- and widest_int-like types.
3412 (generic_wide_int): Support <<= and >>= if << and >> are supported.
3413 * tree.h (int_bit_position): Use shift operators instead of wi::
3415 * alias.c (adjust_offset_for_component_ref): Likewise.
3416 * expr.c (get_inner_reference): Likewise.
3417 * fold-const.c (fold_comparison): Likewise.
3418 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
3419 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
3420 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3421 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
3422 (stmt_kills_ref_p): Likewise.
3423 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
3424 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
3425 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3426 (ao_ref_init_from_vn_reference): Likewise.
3428 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3430 * wide-int.h: Update offset_int and widest_int documentation.
3431 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
3432 (wi::binary_traits): Allow ordered comparisons between offset_int and
3433 offset_int, between widest_int and widest_int, and between either
3434 of these types and basic C types.
3435 (operator <, <=, >, >=): Define for the same combinations.
3436 * tree.h (tree_int_cst_lt): Use comparison operators instead
3437 of wi:: comparisons.
3438 (tree_int_cst_le): Likewise.
3439 * gimple-fold.c (fold_array_ctor_reference): Likewise.
3440 (fold_nonarray_ctor_reference): Likewise.
3441 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
3442 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
3443 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
3444 * tree-sra.c (completely_scalarize): Likewise.
3445 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
3446 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
3447 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
3448 (check_for_binary_op_overflow): Likewise.
3449 (search_for_addr_array): Likewise.
3450 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
3452 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3454 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
3455 (arc_save_restore): Likewise.
3456 (arc_dwarf_register_span): Likewise.
3457 (arc_output_pic_addr_const): Initialize suffix variable.
3459 2016-05-02 Martin Liska <mliska@suse.cz>
3461 * symbol-summary.h (function_summary::function_summary):
3462 Remove checking assert for all cgraph nodes.
3463 (function_summary::get): Check summary_uid.
3464 (symtab_insertion): Check summary_uid.
3466 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3468 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
3469 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
3471 (arc_dwarf_register_span): Remove enum keyword.
3472 (compact_memory_operand_p): New function.
3473 * config/arc/arc.h (reg_class): Add code density register classes.
3474 (REG_CLASS_NAMES): Likewise.
3475 (REG_CLASS_CONTENTS): Likewise.
3476 * config/arc/arc.md (*movqi_insn): Add code density instructions.
3477 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
3478 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
3479 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
3480 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
3482 (h, Rcd, Rsd, Rzd): New register constraints.
3483 (T): Use compact_memory_operand_p function.
3484 * config/arc/predicates.md (compact_load_memory_operand): Remove.
3486 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3488 * config/sh/sh.md (*negnegt, *movtt): Remove.
3490 2016-05-02 Marek Polacek <polacek@redhat.com>
3491 Tom de Vries <tom@codesourcery.com>
3493 PR tree-optimization/70700
3494 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
3495 bigger than FIRST_REF_NODE.
3497 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3500 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
3502 (prepare_cbranch_operands): Don't use scratch register. Assume that
3503 function is used when pseudos can be created.
3504 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
3505 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
3506 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
3507 define_expand. Allow it only when pseudos can be created.
3508 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
3510 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
3512 * config/i386/constraints.md (BC): Only allow -1 operands.
3513 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
3514 Add "enabled" attribute. Update XI mode attribute calculation.
3515 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
3516 (*movoi_internal_avx): Update XI mode attribute calculation.
3517 (*movti_internal): Ditto.
3519 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3521 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
3522 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
3524 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
3526 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
3527 statement on instruction code. Remove trailing spaces.
3528 (altivec_expand_stv_builtin): Likewise.
3530 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3532 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
3533 (TARGET_FPU_DOUBLE): Simplify.
3534 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
3535 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
3536 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
3537 with 'TARGET_FPU_DOUBLE'.
3538 * config/sh/sh.md: Likewise.
3540 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
3542 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
3543 SH_DIV_STR_FOR_SIZE): Remove.
3544 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
3545 SH_DIV_STR_FOR_SIZE): Remove.
3547 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3549 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
3550 logical_reg_operand): Delete.
3551 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
3552 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
3553 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
3554 match_operand and match_test.
3555 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
3556 variables on their first use. Return bool values.
3557 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
3558 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
3559 arith_reg_operand for input operand. Remove empty constraints.
3561 (*xorsi3_compact): Rename to xorsi3.
3562 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
3563 (*zero_extend<mode>si2_disp_mem): Update comment.
3566 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3568 * config/sh/t-sh: Remove SH5 support.
3569 * config.gcc: Likewise.
3570 * configure: Likewise.
3572 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3574 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
3576 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3578 * config/sh/sh.c (register_sh_passes, sh_option_override,
3579 sh_print_operand, prepare_move_operands,
3580 sh_can_follow_jump): Remove TARGET_SH1 checks.
3581 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
3582 PROMOTE_MODE): Likewise.
3583 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
3586 2016-04-30 Alan Modra <amodra@gmail.com>
3588 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
3589 restoring when fixed_reg_p, but allow out-of-line or stmw save.
3590 Check for user regs later to avoid unnecessary looping over regs.
3591 Merge user reg check with non-saved reg check. Don't force
3592 inline VR restore when static chain used.
3593 (rs6000_frame_related): Omit eh_frame info for user regs when
3595 (fixed_regs_p): Delete.
3597 2016-04-30 Alan Modra <amodra@gmail.com>
3599 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
3600 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
3603 2016-04-30 Alan Modra <amodra@gmail.com>
3606 * config/rs6000/rs6000.c (fixed_reg_p): New function.
3607 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
3610 2016-04-30 Alan Modra <amodra@gmail.com>
3612 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3613 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
3614 flag_pic test for Darwin.
3616 2016-04-30 Alan Modra <amodra@gmail.com>
3618 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
3619 throw_calls_crossed.
3620 (REG_FREQ_CALLS_CROSSED): Delete.
3621 (REG_N_THROWING_CALLS_CROSSED): Delete.
3622 * regstat.c (regstat_bb_compute_ri): Don't calculate
3623 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
3624 (dump_reg_info): Don't print call cross frequency.
3625 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
3626 and REG_N_THROWING_CALLS_CROSSED.
3628 2016-04-30 Alan Modra <amodra@gmail.com>
3630 * regs.h (struct reg_info_t): Delete live_length.
3631 (REG_LIVE_LENGTH): Delete macro.
3632 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
3633 local_live, local_processed and local_live_last_luid params.
3634 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
3636 (regstat_compute_ri): Adjust for above. Don't set
3638 (dump_reg_info): Don't print live length.
3639 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
3640 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
3641 Localize loop_depth var.
3643 2016-04-30 Alan Modra <amodra@gmail.com>
3645 * ira.c (enum valid_equiv): New.
3646 (validate_equiv_mem): Return enum.
3647 (update_equiv_mem): Create replacement in more cases.
3648 (add_store_equivs): Update validate_equiv_mem call.
3650 2016-04-30 Alan Modra <amodra@gmail.com>
3652 * ira.c (combine_and_move_insns): Rather than scanning insns,
3653 use DF infrastucture to find use and def insns.
3655 2016-04-30 Alan Modra <amodra@gmail.com>
3657 ira.c (combine_and_move_insns): Move invariant conditions..
3658 (ira.c): ..to here. Call combine_and_move_insns before
3659 add_store_equivs. Call grow_reg_equivs later. Allocate
3660 req_equiv later using max_reg_num() rather than global max_regno.
3661 (contains_replace_regs): Delete.
3662 (add_store_equivs): Remove contains_replace_regs test.
3664 2016-04-30 Alan Modra <amodra@gmail.com>
3666 * ira.c (struct equiv_mem_data): New.
3667 (equiv_mem, equiv_mem_modified): Delete static vars.
3668 (validate_equiv_mem_from_store): Use "data" param to communicate..
3669 (validate_equiv_mem): ..from here.
3671 2016-04-30 Alan Modra <amodra@gmail.com>
3673 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
3675 (update_reg_equivs): ..here. Move allocation and freeing of
3676 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
3677 end_alias_analysis to..
3680 2016-04-30 Alan Modra <amodra@gmail.com>
3682 * ira.c (pdx_subregs): Delete.
3683 (struct equivalence): Add pdx_subregs field.
3684 (set_paradoxical_subreg): Remove pdx_subregs param. Update
3686 (update_equiv_regs): Don't create or free pdx_subregs. Update
3689 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3691 * config/rs6000/altivec.h: Change definitions of vec_xl and
3693 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
3694 (LD_ELEMREV_V2DI): New.
3695 (LD_ELEMREV_V4SF): New.
3696 (LD_ELEMREV_V4SI): New.
3697 (LD_ELEMREV_V8HI): New.
3698 (LD_ELEMREV_V16QI): New.
3699 (ST_ELEMREV_V2DF): New.
3700 (ST_ELEMREV_V2DI): New.
3701 (ST_ELEMREV_V4SF): New.
3702 (ST_ELEMREV_V4SI): New.
3703 (ST_ELEMREV_V8HI): New.
3704 (ST_ELEMREV_V16QI): New.
3707 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3708 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
3709 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
3710 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
3711 (altivec_expand_builtin): Add handling for
3712 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
3713 (rs6000_invalid_builtin): Add error-checking for
3714 RS6000_BTM_P9_VECTOR.
3715 (altivec_init_builtins): Define builtins used to implement vec_xl
3717 (rs6000_builtin_mask_names): Define power9-vector.
3718 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
3719 (RS6000_BTM_P9_VECTOR): Define.
3720 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
3721 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
3722 (vsx_ld_elemrev_v2df): Likewise.
3723 (vsx_ld_elemrev_v4sf): Likewise.
3724 (vsx_ld_elemrev_v4si): Likewise.
3725 (vsx_ld_elemrev_v8hi): Likewise.
3726 (vsx_ld_elemrev_v16qi): Likewise.
3727 (vsx_st_elemrev_v2df): Likewise.
3728 (vsx_st_elemrev_v2di): Likewise.
3729 (vsx_st_elemrev_v4sf): Likewise.
3730 (vsx_st_elemrev_v4si): Likewise.
3731 (vsx_st_elemrev_v8hi): Likewise.
3732 (vsx_st_elemrev_v16qi): Likewise.
3733 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
3736 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
3738 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
3740 (simplify_control_stmt_condition_1): ... here. Recurse into
3741 BIT_AND_EXPRs and BIT_IOR_EXPRs.
3743 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
3746 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
3747 (zero_extendqi<mode>2_dot): Revert earlier conversion from
3748 define_insn_and_split to define_insn.
3749 (zero_extendqi<mode>2_dot2): Same.
3750 (extendqi<mode>2_dot): Same.
3751 (extendqi<mode>2_dot2): Same.
3753 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3755 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
3756 (probe_stack): New expander.
3757 (probe_stack_<mode>): New insn pattern.
3759 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3761 * config/i386/i386.md
3762 (operations with memory inputs setting flags peephole2):
3763 Remove uneeded REG_P checks. Cleanup pattern generation.
3765 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
3767 * tree-vect-loop.c (vect_transform_loop): Fix
3768 nb_iterations_upper_bound computation for vectorized loop.
3770 2016-04-29 Marek Polacek <polacek@redhat.com>
3771 Jakub Jelinek <jakub@redhat.com>
3774 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
3775 TARGET_EXPR_SLOT as a base.
3777 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
3779 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
3780 with 'rCm2' constraints to limit possible immediate size.
3781 (*load_zeroextendqisi_update): Likewise.
3782 (*load_signextendqisi_update): Likewise.
3783 (*loadhi_update): Likewise.
3784 (*load_zeroextendhisi_update): Likewise.
3785 (*load_signextendhisi_update): Likewise.
3786 (*loadsi_update): Likewise.
3787 (*loadsf_update): Likewise.
3789 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3791 * config/i386/predicates.md (constm1_operand): Fix comparison.
3793 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3795 * testsuite/gcc.target/arc/ieee_eq.c: New test.
3797 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
3799 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
3800 remaining SH5 related settings.
3801 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
3802 shmedia_prepare_call_address): Delete.
3803 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
3804 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
3805 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
3806 UNSUPPORTED_SH2A): Remove m5 checks.
3807 (sh_divide_strategy_e): Remove SH5 division strategies.
3808 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
3809 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
3811 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
3813 * config/s390/s390.c (s390_rtx_costs): Update documentation.
3815 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3817 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
3818 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
3820 * config/s390/vector.md ("mov<mode>"): Likewise.
3822 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
3824 * config/s390/constraints.md ("U", "W"): Invoke
3825 s390_mem_constraint with "ZR" and "ZT".
3826 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
3827 addresses when using LRA. Accept also short displacements for S
3828 and T constraints. Do not check for long displacement target for
3829 S and T constraints.
3830 (s390_mem_constraint): Remove handling of U and W constraints.
3831 * config/s390/s390.md (various patterns): Remove the short
3832 displacement constraints (Q and R) if a long displacement
3833 constraint is present. Add longdisp as required CPU capability.
3834 * config/s390/vector.md: Likewise.
3835 * config/s390/vx-builtins.md: Likewise.
3837 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3840 * reload1.c (reload): Call finish_spills before
3841 restarting reload loop. Skip select_reload_regs
3842 if update_eliminables_and_spill returns true.
3844 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3846 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
3847 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
3848 (umulhisi3_imm): Update predicates and constraint letters.
3849 (umulhisi3_reg): Declare instruction as commutative.
3850 * config/arc/constraints.md (J12, J16): New constraints.
3851 * config/arc/predicates.md (short_unsigned_const_operand): New
3853 (arc_short_operand): Likewise.
3854 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
3856 2016-04-29 Richard Biener <rguenther@suse.de>
3858 PR tree-optimization/13962
3859 PR tree-optimization/65686
3860 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
3861 * tree-ssa-alias.c (ptrs_compare_unequal): New function
3862 using PTA to compare pointers.
3863 * match.pd: Add pattern for pointer equality compare simplification
3864 using ptrs_compare_unequal.
3866 2016-04-29 Richard Biener <rguenther@suse.de>
3868 * stor-layout.c (layout_type): Do not build a pointer-to-element
3871 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3873 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
3874 Use SWI mode iterator. Use general_reg_operand predicate.
3875 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
3876 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
3879 2016-04-29 Jakub Jelinek <jakub@redhat.com>
3882 * fold-const.c (operand_equal_p): Don't verify hash value equality
3884 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
3887 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3890 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
3891 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
3892 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
3893 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
3894 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
3896 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3898 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
3899 to info. Don't initialize separate fields to 0. Clean up
3902 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3904 * config/i386/i386.md (peephole2s for operations with memory inputs):
3905 Use SWI mode iterator.
3906 (peephole2s for operations with memory outputs): Ditto.
3907 Do not check for stack checking probe.
3909 (probe_stack): Remove expander.
3911 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3912 Andrew Burgess <andrew.burgess@embecosm.com>
3914 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
3915 operands as 32-bits.
3917 2016-04-28 Jason Merrill <jason@redhat.com>
3919 * gdbinit.in: Skip line-map.h.
3921 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3922 Andrew Burgess <andrew.burgess@embecosm.com>
3924 * config/arc/arc.c (arc_conditional_register_usage): Take
3925 TARGET_RRQ_CLASS into account.
3926 (arc_print_operand): Support printing 'p' and 's' operands.
3927 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
3929 (TARGET_RRQ_CLASS): Define.
3930 (IS_POWEROF2_OR_0_P): Define.
3931 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
3933 (*tst_movb): New define_insn.
3934 (*tst): Avoid recognition if it could prevent '*tst_movb'
3935 combination; replace c/CnL with c/Chs alternative.
3936 (*tst_bitfield_tst): New define_insn.
3937 (*tst_bitfield_asr): New define_insn.
3938 (*tst_bitfield): New define_insn.
3939 (andsi3_i): Add Rrq variant.
3940 (extzv): New define_expand.
3941 (insv): New define_expand.
3942 (*insv_i): New define_insn.
3943 (*movb): New define_insn.
3944 (*movb_signed): New define_insn.
3945 (*movb_high): New define_insn.
3946 (*movb_high_signed): New define_insn.
3947 (*movb_high_signed + 1): New define_split pattern.
3948 (*mrgb): New define_insn.
3949 (*mrgb + 1): New define_peephole2 pattern.
3950 (*mrgb + 2): New define_peephole2 pattern.
3951 * config/arc/arc.opt (mbitops): New option for nps400, uses
3952 TARGET_NPS_BITOPS_DEFAULT.
3953 * config/arc/constraints.md (q): Make register class conditional.
3954 (Rrq): New register constraint.
3955 (Chs): New constraint.
3956 (Clo): New constraint.
3957 (Chi): New constraint.
3958 (Cbf): New constraint.
3959 (Cbn): New constraint.
3960 (C18): New constraint.
3961 (Cbi): New constraint.
3963 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3965 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
3967 (bitmap_intersection_of_preds): Ditto.
3968 (bitmap_union_of_succs): Ditto.
3969 (bitmap_union_of_preds): Ditto.
3970 * sbitmap.c (do_popcount): Delete.
3971 (BITMAP_DEBUGGING): Delete.
3972 (sbitmap_verify_popcount): Delete.
3973 (sbitmap_alloc): Don't initialize the popcount field.
3974 (sbitmap_alloc_with_popcount): Delete.
3975 (sbitmap_resize): Don't resize the popcount array.
3976 (sbitmap_vector_alloc): Don't initialize the popcount field.
3977 (bitmap_copy): Don't copy the popcount array.
3978 (bitmap_clear): Don't clear the popcount array.
3979 (bitmap_clear): Delete the popcount array handling.
3980 (bitmap_ior_and_compl): Delete the popcount assert.
3981 (bitmap_not): Ditto.
3982 (bitmap_and_compl): Ditto.
3983 (bitmap_and): Delete the popcount array handling.
3984 (bitmap_xor): Ditto.
3985 (bitmap_ior): Ditto.
3986 (bitmap_or_and): Delete the popcount assert.
3987 (bitmap_and_or): Ditto.
3988 (popcount_table): Delete.
3989 (sbitmap_elt_popcount): Delete.
3990 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
3991 (bitmap_set_bit): Delete the popcount assert.
3992 (bitmap_clear_bit): Ditto.
3993 (sbitmap_free): Don't free the popcount array.
3994 (sbitmap_alloc_with_popcount): Delete declaration.
3995 (sbitmap_popcount): Ditto.
3997 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3998 Andrew Burgess <andrew.burgess@embecosm.com>
4000 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4001 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4002 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4003 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4004 * config/arc/arc.opt (mcmem): New option.
4005 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4006 supply length for r/m alternative.
4007 (*extendqisi2_ac): Likewise.
4008 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4010 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4011 (movhi_insn): Likewise.
4012 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4013 (*zero_extendqihi2_i): Add r/Ucm alternative.
4014 (*zero_extendqisi2_ac): Likewise.
4015 (*zero_extendhisi2_i): Likewise.
4016 * config/arc/constraints.md (Uex): New memory constraint.
4017 (Ucm): New define_constraint.
4018 * config/arc/predicates.md (long_immediate_loadstore_operand):
4019 Return 0 for MEM with cmem_address address.
4020 (cmem_address_0): New predicates.
4021 (cmem_address_1): Likewise.
4022 (cmem_address_2): Likewise.
4023 (cmem_address): Likewise.
4025 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4027 * config/rs6000/rs6000.c (machine_function): Rename
4028 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4029 (rs6000_stack_info): Adjust.
4031 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4032 Andrew Burgess <andrew.burgess@embecosm.com>
4034 * config/arc/constraints.md (Usd): Convert to define_constraint.
4038 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4041 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4042 Add new peephole2 where the first insn is *mov<mode>_or instead of
4043 *mov<mode>_internal.
4045 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4047 * tracer.c (bb_seen): Make static.
4049 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4051 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4052 support, setup defaults.
4053 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4054 * config/arc/arc.c (arc_init): Add NPS400 support.
4055 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4056 (TARGET_ARC700): NPS400 is also an ARC700.
4057 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4059 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4062 * config/nds32/nds32.md (casesi): Don't access the operands array
4065 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4067 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4068 (or $-1,reg peephole2): Ditto.
4069 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4071 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4073 * doc/extend.texi (Common Function Attributes) [optimize]:
4074 Discourage use of the optimize attribute.
4076 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4078 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4079 special case builtin.
4080 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4081 ALTIVEC_BUILTIN_VEC_ADDE.
4082 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4083 support for ALTIVEC_BUILTIN_VEC_ADDE.
4084 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4085 for __builtin_vec_adde.
4087 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4089 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4090 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4092 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4095 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4096 attributes): Document cilkplus_runtime.
4098 2016-04-28 Martin Jambor <mjambor@suse.cz>
4100 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4101 this function. Call verify_expr on MEM_REFs and bases of other
4104 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4106 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4107 for WORD_REGISTER_OPERATIONS to runtime check.
4109 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4111 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4113 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4115 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4116 big-endian compilation.
4117 * config/arc/arc.md (addf3): Likewise.
4121 2016-04-28 Richard Biener <rguenther@suse.de>
4123 PR tree-optimization/70840
4124 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4125 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4126 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4127 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4129 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4131 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4132 and explain why in a comment.
4134 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4136 * config/arc/arc.md (cpu_facility): Add fpx variant.
4137 (subdf3): Prohibit use reverse sub when assist operations option
4139 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4140 instructions only when FPX is enabled.
4141 * testsuite/gcc.target/arc/trsub.c: New test.
4143 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4145 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4146 mult_operator when calculating "type" attribute.
4147 (*fop_<mode>_1_i387): Ditto.
4148 (*fop_xf_1_i387): Ditto.
4149 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4150 Use std::swap to swap operands. Use RTL expressions to generate
4153 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4154 Joern Rennecke <joern.rennecke@embecosm.com>
4156 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4158 (emit_pic_move): Remove.
4159 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4160 * config/arc/arc.c (emit_pic_move): Removed.
4161 (TARGET_HAVE_TLS): Define.
4162 (arc_conditional_register_usage): Test for arc_tp_regno.
4163 (arc_print_operand, arc_print_operand_address): Handle TLS
4165 (arc_needs_pcl_p): New function.
4166 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4167 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4168 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4169 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4170 (arc_legitimize_tls_address): Likewise.
4171 (DTPOFF_ZERO_SYM): Define.
4172 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4173 (arc_output_pic_addr_const): Print TLS unspecs.
4174 (prepare_pic_move): New function, replaces emit_pic_move.
4175 (arc_legitimate_constant_p): Handle TLS unspecs.
4176 (arc_legitimate_address_p): Likewise.
4177 (arc_rewrite_small_data_p): Use assert for TLS constants.
4178 (prepare_move_operands): Use prepare_pic_move.
4179 (arc_legitimize_address): Legitimize tls addresses.
4180 (arc_epilogue_uses): Check for arc_tp_regno.
4181 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4182 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4184 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4186 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4187 %(arc_tls_extra_start_spec).
4188 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4189 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4191 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4192 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4193 (UNSPEC_TLS_OFF): Add.
4195 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4196 (get_thread_pointersi): New patterns.
4197 * config/arc/arc.opt (mtp-regno): New option.
4198 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4199 (move_dest_operand): Likewise.
4200 * configure: Regenerate.
4201 * configure.ac: Add arc*-*-* case to test for tls.
4202 * doc/invoke.texi (ARC options): Document mtp-regno.
4204 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4206 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4207 the new ARC HS SIMD instructions.
4208 (arc_preferred_simd_mode): New function.
4209 (arc_autovectorize_vector_sizes): Likewise.
4210 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4211 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4212 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4213 (arc_init_builtins): Add new SIMD builtin types.
4214 (arc_split_move): Handle 64 bit vector moves.
4215 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4216 (TARGET_PLUS_QMACW): Define.
4217 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4218 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4219 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4220 (VSUBADD4H): New builtins.
4221 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4222 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4224 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4225 Matthias Klose <doko@debian.org>
4227 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4229 2016-04-28 Richard Biener <rguenther@suse.de>
4232 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4235 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4237 * common/config/sh/sh-common.c: Remove SH5 support.
4238 * config/sh/constraints.md: Likewise.
4239 * config/sh/config/sh/elf.h: Likewise.
4240 * config/sh/linux.h: Likewise.
4241 * config/sh/netbsd-elf.h: Likewise.
4242 * config/sh/predicates.md: Likewise.
4243 * config/sh/sh-c.c: Likewise.
4244 * config/sh/sh-protos.h: Likewise.
4245 * config/sh/sh.c: Likewise.
4246 * config/sh/sh.h: Likewise.
4247 * config/sh/sh.md: Likewise.
4248 * config/sh/sh.opt: Likewise.
4249 * config/sh/sync.md: Likewise.
4250 * config/sh/sh64.h: Delete.
4251 * config/sh/shmedia.h: Likewise.
4252 * config/sh/shmedia.md: Likewise.
4253 * config/sh/sshmedia.h: Likewise.
4254 * config/sh/t-netbsd-sh5-64: Likewise.
4255 * config/sh/t-sh64: Likewise.
4256 * config/sh/ushmedia.h: Likewise.
4258 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4260 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4261 general_reg_operand instead of register_operand predicate.
4263 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4265 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4267 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4269 * match.pd (A - B > A, A + B < A): New transformations.
4271 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4273 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4274 which defaults to true. Emit an outer pair of parentheses only if
4275 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4276 don't emit parentheses for the right-hand operand.
4278 2016-04-27 Jeff Law <law@redhat.com>
4280 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4282 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4284 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4285 (altivec_lvx_<mode>_internal): Document.
4286 (altivec_lvx_<mode>_2op): New define_insn.
4287 (altivec_lvx_<mode>_1op): Likewise.
4288 (altivec_lvx_<mode>_2op_si): Likewise.
4289 (altivec_lvx_<mode>_1op_si): Likewise.
4290 (altivec_stvx_<mode>): Remove.
4291 (altivec_stvx_<mode>_internal): Document.
4292 (altivec_stvx_<mode>_2op): New define_insn.
4293 (altivec_stvx_<mode>_1op): Likewise.
4294 (altivec_stvx_<mode>_2op_si): Likewise.
4295 (altivec_stvx_<mode>_1op_si): Likewise.
4296 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4297 Expand vec_ld and vec_st during parsing.
4298 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
4300 (altivec_expand_stvx_be): Likewise.
4301 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
4302 address-masking behavior in RTL.
4303 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
4304 address-masking behavior in RTL.
4305 (altivec_expand_builtin): Change builtin code arguments for calls
4306 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
4307 (insn_is_swappable_p): Avoid incorrect swap optimization in the
4308 presence of lvx/stvx patterns.
4309 (alignment_with_canonical_addr): New function.
4310 (alignment_mask): Likewise.
4311 (find_alignment_op): Likewise.
4312 (recombine_lvx_pattern): Likewise.
4313 (recombine_stvx_pattern): Likewise.
4314 (recombine_lvx_stvx_patterns): Likewise.
4315 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
4316 stvx patterns from expand.
4317 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
4319 (vector_altivec_store_<mode>): Likewise.
4321 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
4323 * config/aarch64/aarch64.md
4324 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
4325 remove the "fp" attributes.
4326 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
4327 add the "simd" attributes.
4328 (*movdf_aarch64): Likewise.
4329 (*movtf_aarch64): Remove the "fp" attributes.
4330 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
4331 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
4333 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4335 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
4336 rtx to rtx_code_label *.
4337 * rtl.h (maybe_set_first_label_num): Likewise.
4339 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4341 * df-core.c (df_add_problem): Make the problem param be const.
4342 (df_remove_problem): Make local "problem" be const.
4343 * df-problems.c (problem_RD): Make const.
4344 (problem_LR): Likewise.
4345 (problem_LIVE): Likewise.
4346 (problem_MIR): Likewise.
4347 (problem_CHAIN): Likewise.
4348 (problem_WORD_LR): Likewise.
4349 (problem_NOTE): Likewise.
4350 (problem_MD): Likewise.
4351 * df-scan.c (problem_SCAN): Likewise.
4352 * df.h (struct df_problem): Make field "dependent_problem" be
4354 (struct dataflow): Likewise for field "problem".
4355 (df_add_problem): Make param const.
4357 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4359 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
4360 inter-unit moves to/from vector registers are enabled. Do not disable
4363 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4365 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
4366 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
4368 (enum df_problem_id): ...this new enum.
4369 (struct df_problem): Convert field "id" from "int" to
4372 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4374 * rtl.def: Update comment for "things in the instruction chain" to
4375 reflect the removal of the leading "i" field for INSN_UID in
4376 r210360. Fix bogus apostrophe.
4378 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4380 * config/i386/i386.md
4381 (lea arith with mem operand + setcc peephole2): Set operator mode.
4383 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4386 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4387 (dimode_scalar_to_vector_candidate_p): This.
4388 (timode_scalar_to_vector_candidate_p): New function.
4389 (scalar_to_vector_candidate_p): Likewise.
4390 (timode_check_non_convertible_regs): Likewise.
4391 (timode_remove_non_convertible_regs): Likewise.
4392 (remove_non_convertible_regs): Likewise.
4393 (remove_non_convertible_regs): Renamed to ...
4394 (dimode_remove_non_convertible_regs): This.
4395 (scalar_chain::~scalar_chain): Make it virtual.
4396 (scalar_chain::compute_convert_gain): Make it pure virtual.
4397 (scalar_chain::mark_dual_mode_def): Likewise.
4398 (scalar_chain::convert_insn): Likewise.
4399 (scalar_chain::convert_registers): Likewise.
4400 (scalar_chain::add_to_queue): Make it protected.
4401 (scalar_chain::emit_conversion_insns): Likewise.
4402 (scalar_chain::replace_with_subreg): Likewise.
4403 (scalar_chain::replace_with_subreg_in_insn): Likewise.
4404 (scalar_chain::convert_op): Likewise.
4405 (scalar_chain::convert_reg): Likewise.
4406 (scalar_chain::make_vector_copies): Likewise.
4407 (scalar_chain::convert_registers): New pure virtual function.
4408 (class dimode_scalar_chain): New class.
4409 (class timode_scalar_chain): Likewise.
4410 (scalar_chain::mark_dual_mode_def): Renamed to ...
4411 (dimode_scalar_chain::mark_dual_mode_def): This.
4412 (timode_scalar_chain::mark_dual_mode_def): New function.
4413 (timode_scalar_chain::convert_insn): Likewise.
4414 (dimode_scalar_chain::convert_registers): Likewise.
4415 (scalar_chain::compute_convert_gain): Renamed to ...
4416 (dimode_scalar_chain::compute_convert_gain): This.
4417 (scalar_chain::replace_with_subreg): Renamed to ...
4418 (dimode_scalar_chain::replace_with_subreg): This.
4419 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
4420 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
4421 (scalar_chain::make_vector_copies): Renamed to ...
4422 (dimode_scalar_chain::make_vector_copies): This.
4423 (scalar_chain::convert_reg): Renamed to ...
4424 (dimode_scalar_chain::convert_reg ): This.
4425 (scalar_chain::convert_op): Renamed to ...
4426 (dimode_scalar_chain::convert_op): This.
4427 (scalar_chain::convert_insn): Renamed to ...
4428 (dimode_scalar_chain::convert_insn): This.
4429 (scalar_chain::convert): Call convert_registers.
4430 (convert_scalars_to_vector): Change to scalar_chain pointer to
4431 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
4432 in 32-bit mode. Delete scalar_chain pointer. Call
4433 free_dominance_info in 64-bit mode.
4434 (pass_stv::gate): Remove TARGET_64BIT check.
4435 (ix86_option_override): Put the 64-bit STV pass before the CSE
4438 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
4440 * dwarf2out.h (struct dw_loc_descr_node): Remove the
4441 dw_loc_frame_offset field.
4442 * dwarf2out.c (new_loc_descr): Likewise.
4443 (resolve_args_picking_1): Turn the VISITED hash set into a
4444 FRAME_OFFSET hash map. Use it to associate a frame offset to
4445 visited nodes. Remove uses of the CHECKING_P macro.
4446 (resolve_args_picking): Update call to resolve_args_picking_1.
4448 2016-04-27 Martin Liska <mliska@suse.cz>
4450 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
4451 (free_loop_data): Release vuses of groups.
4453 2016-04-27 Bin Cheng <bin.cheng@arm.com>
4455 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
4456 instead of redundant use_id and boolean have_use_for.
4457 (struct iv_use): Change sub_id into group_id. Remove field next.
4458 Move fields: related_cands, n_map_members, cost_map and selected
4460 (struct iv_group): ... here. New structure.
4461 (struct iv_common_cand): Use structure declaration directly.
4462 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
4463 (MAX_CONSIDERED_USES): Rename macro to ...
4464 (MAX_CONSIDERED_GROUPS): ... here.
4465 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
4466 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
4467 (dump_uses): Rename to ...
4468 (dump_groups): ... here. Update all uses.
4469 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
4470 (find_induction_variables): Refactor format of dump information.
4471 (record_sub_use): Delete.
4472 (record_use): Update all uses.
4473 (record_group): New function.
4474 (record_group_use, find_interesting_uses_op): Call above functions.
4476 (find_interesting_uses_cond): Ditto.
4477 (group_compare_offset): New function.
4478 (split_all_small_groups): Rename to ...
4479 (split_small_address_groups_p): ... here. Update all uses.
4480 (split_address_groups): Update all uses.
4481 (find_interesting_uses): Refactor format of dump information.
4482 (add_candidate_1): Update all uses. Remove redundant check on iv,
4484 (add_candidate, record_common_cand): Remove redundant assert.
4485 (add_iv_candidate_for_biv): Update use.
4486 (add_iv_candidate_derived_from_uses): Update all uses.
4487 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
4488 (alloc_use_cost_map): Ditto.
4489 (set_use_iv_cost, get_use_iv_cost): Rename to ...
4490 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
4491 (determine_use_iv_cost_generic): Ditto.
4492 (determine_group_iv_cost_generic): Ditto.
4493 (determine_use_iv_cost_address): Ditto.
4494 (determine_group_iv_cost_address): Ditto.
4495 (determine_use_iv_cost_condition): Ditto.
4496 (determine_group_iv_cost_cond): Ditto.
4497 (determine_use_iv_cost): Ditto.
4498 (determine_group_iv_cost): Ditto.
4499 (set_autoinc_for_original_candidates): Update all uses.
4500 (find_iv_candidates): Update all uses. Refactor dump information.
4501 (determine_use_iv_costs): Ditto.
4502 (determine_iv_costs): Ditto.
4503 (iv_ca_cand_for_use): Rename to ...
4504 (iv_ca_cand_for_group): ... here. Update all uses.
4505 (iv_ca_add_use, iv_ca_add_group): Ditto.
4506 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
4507 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
4508 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
4509 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
4510 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
4511 (create_new_iv, adjust_iv_update_pos): Ditto.
4512 (rewrite_use_address): Delete.
4513 (rewrite_use_address_1): Rename to ...
4514 (rewrite_use_address): ... here.
4515 (rewrite_use_compare): Update all uses.
4516 (rewrite_use): Delete.
4517 (rewrite_uses): Rename to ...
4518 (rewrite_groups): ... here. Update all uses.
4519 (remove_unused_ivs, free_loop_data): Update all uses.
4520 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
4522 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4524 * rtlanal.c (nonzero_bits1): Convert preprocessor check
4525 for WORD_REGISTER_OPERATIONS to runtime check.
4527 2016-04-27 Richard Biener <rguenther@suse.de>
4530 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
4531 aggregate_value_p to determine if a function result is
4532 returned by reference.
4533 (ipa_pta_execute): Functions having their address taken are
4534 not automatically nonlocal.
4536 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4539 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
4540 * fold-const.c (operand_equal_p): If flag_checking and
4541 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
4542 and if it returns non-zero, assert iterative_hash_expr on both
4545 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4547 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
4549 2016-04-27 Nick Clifton <nickc@redhat.com>
4552 * varasm.c (merge_weak): Generate an error if an attempt is made
4553 to convert a non-weak static function into a weak, public function.
4555 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4557 * params.def (MAX_PARTITION_SIZE): New param.
4558 * doc/invoke.texi: Document lto-max-partition.
4560 2016-04-27 Richard Biener <rguenther@suse.de>
4563 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
4564 function cummulating used_from_other_partition, externally_visible
4565 and force_output from aliases.
4566 (refered_from_nonlocal_var): Likewise.
4567 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
4568 node flags properly.
4570 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4572 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
4573 (-Wmemset-elt-size): New item.
4575 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
4578 * stor-layout.h (internal_reference_types): Delete.
4579 * stor-layout.c (reference_types_internal): Likewise.
4580 (internal_reference_types): Likewise.
4581 (layout_type) <REFERENCE_TYPE>: Adjust.
4583 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4586 * tree.h (inchash::add_expr): Add FLAGS argument.
4587 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
4588 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
4589 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
4590 Formatting fix. Adjust recursive calls. For tcc_comparison,
4591 if swap_tree_comparison (code) is smaller than code, hash that
4592 and arguments in the other order. Hash CONVERT_EXPR the same
4593 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
4594 of ADDR_EXPR of decl as the decl itself. Add or remove
4595 OEP_ADDRESS_OF from recursive flags as needed. For
4596 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
4597 operands commutatively and only the third one normally.
4598 For internal CALL_EXPR hash in CALL_EXPR_IFN.
4600 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
4602 * config/rtems.h (LIB_SPEC): Add -latomic.
4604 2016-04-27 Joel Sherrill <joel@rtems.org>
4606 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
4607 xilink.ld and flags not relevant to RTEMS.
4609 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
4611 * toplev.c (backend_init_target): Avoid calling init_reload when using
4614 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4616 * reorg.c (try_merge_delay_insns): Declare i and j inside the
4617 for loops rather than one for the whole function.
4619 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4621 * match.pd (X + CST CMP X): New transformation.
4623 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4625 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
4626 * fold-const.c (fold_binary_loc): Remove 2 transformations
4627 superseded by match.pd.
4628 * match.pd (x+x -> x*2): Generalize to integers.
4630 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
4632 * config/i386/i386.md (operation on memory peephole): Duplicate an
4633 existing peephole and adapt it to match lea rather than an operation
4636 PR rtl-optimization/57193
4637 * opts.c (default_options_table): Add OPT_frename_registers at -O2
4639 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
4641 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4643 * tree-if-conv.c (any_pred_load_store): New static variable.
4644 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
4645 any_pred_load_store instead of and_mask_load_store.
4646 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
4647 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
4648 (combine_blocks, tree_if_conversion): Ditto.
4650 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4652 PR tree-optimization/70771
4653 PR tree-optimization/70775
4654 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
4655 virtual PHI nodes. Delete parameter.
4656 (if_convertible_loop_p_1): Delete argument to above function.
4657 (predicate_all_scalar_phis): Delete code handling single-argument
4659 (tree_if_conversion): Mark and update virtual SSA.
4661 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4664 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
4665 (x86_elf_aligned_common): Rename to ...
4666 (x86_elf_aligned_decl_common): ... this.
4667 Add decl arg. Switch to .lbss for largecomm object. Use
4668 LARGECOMM_SECTION_ASM_OP.
4669 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
4671 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
4672 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
4674 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4675 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
4677 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4680 * config/i386/i386.c (SECTION_LARGE): Define.
4681 (x86_64_elf_select_section): Set it for large data/bss sections.
4682 Only clear SECTION_WRITE for .lrodata.
4683 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
4685 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
4686 * varasm.c (default_elf_asm_named_section): Grow flagchars.
4687 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
4689 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
4690 * doc/tm.texi: Regenerate.
4692 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4695 * configure.ac (--enable-checking): Document extra flag, for
4696 non-release builds default to --enable-checking=yes,extra.
4697 If misc checking and extra checking, define CHECKING_P to 2 instead
4699 * common.opt (fchecking=): Add.
4700 * doc/invoke.texi (-fchecking=): Document.
4701 * doc/install.texi: Document --enable-checking changes.
4702 * configure: Regenerated.
4703 * config.in: Regenerated.
4705 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4707 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
4708 attribute instead of which_alternative.
4709 * config/i386/sse.md (*mov<mode>_internal): Ditto.
4710 Use EXT_REX_SSE_REG_P where appropriate.
4712 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4714 * config/i386/predicates.md (const0_operand): Do not match
4715 const_wide_int code.
4716 (const1_operand): Ditto.
4718 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4720 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
4721 for SSE constm1 operands and TARGET_AVX512VL.
4722 (*movti_internal): Ditto.
4723 (*mov<mode>_or): Use constm1_operand predicate.
4724 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
4725 for SSE vector_all_ones operands and TARGET_AVX512VL.
4726 * config/i386/predicates.md (constm1_operand): New predicate.
4727 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
4728 emission of constant -1 load.
4730 2016-04-25 Jason Merrill <jason@redhat.com>
4732 * gdbinit.in: Skip is-a.h.
4734 * attribs.c (register_scoped_attributes): Fix logic.
4735 * attribs.h: Declare register_scoped_attributes.
4737 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4739 * config/rs6000/rs6000-builtin.def: Correct pasto error for
4740 stxvd2x and stxvw4x built-in functions.
4742 2016-04-25 DJ Delorie <dj@redhat.com>
4744 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
4745 (ashrhi3): Likewise.
4746 (lshrhi3): Likewise.
4748 2016-04-25 Richard Biener <rguenther@suse.de>
4750 PR tree-optimization/70780
4751 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
4753 (compute_antic): Mark blocks with abnormal preds as visited as
4754 they have a final empty antic-in solution already.
4756 2016-04-25 Michael Collison <michael.collison@linaro.org>
4758 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
4760 2016-04-25 Michael Collison <michael.collison@linaro.org>
4762 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
4763 mode is VQI to improve mixed mode vectorization.
4764 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
4765 define_insn to match low half of signed vaddw.
4766 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
4767 define_insn to match high half of signed vaddw.
4768 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
4769 define_insn to match low half of unsigned vaddw.
4770 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
4771 define_insn to match high half of unsigned vaddw.
4772 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
4773 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4774 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
4776 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4777 * config/arm/predicates.md (vect_par_constant_high): Support
4778 big endian and simplify by calling
4779 arm_simd_check_vect_par_cnst_half
4780 (vect_par_constant_low): Likewise.
4782 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4784 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
4785 predicate for operand 2.
4787 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
4788 H.J. Lu <hongjiu.lu@intel.com>
4790 * config/i386/i386-protos.h (standard_sse_constant_p): Add
4791 machine_mode argument.
4792 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
4793 constm1_rtx operands. For VOIDmode constants, get mode from
4794 pred_mode. Check mode size if the mode is supported by ABI.
4795 (standard_sse_constant_opcode): Do not use standard_constant_p.
4796 Strictly check ABI support for all-ones operands.
4797 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
4798 immediates. Update calls to standard_sse_constant_p.
4799 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
4800 (ix86_rtx_costs): Ditto.
4801 * config/i386/i386.md (*movxi_internal_avx512f): Use
4802 nonimmediate_or_sse_const_operand instead of vector_move_operand.
4803 Use (v,BC) alternative instead of (v,C). Use register_operand
4804 checks instead of MEM_P.
4805 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
4806 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
4807 isa attribute. Use register_operand checks instead of MEM_P.
4808 (*movti_internal): Use nonimmediate_or_sse_const_operand for
4809 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
4810 alternative and corresponding sse2 isa attribute.
4811 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
4812 to standard_sse_constant_p.
4813 (FP constant splitters): Ditto.
4814 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
4816 * config/i386/predicates.md (constm1_operand): Remove.
4817 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
4818 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
4819 vector_all_ones_operand instead of constm1_operand.
4821 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4823 * print-rtl.c (print_rtx_insn_vec): New function.
4824 * print-rtl.h: New prototype.
4825 * store-motion.c (struct st_expr): Make avail_stores a vector.
4826 (st_expr_entry): Adjust.
4827 (free_st_expr_entry): Likewise.
4828 (print_store_motion_mems): Likewise.
4829 (find_moveable_store): Likewise.
4830 (compute_store_table): Likewise.
4831 (delete_store): Likewise.
4832 (build_store_vectors): Likewise.
4834 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4836 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
4838 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4840 * vec.h (vec_safe_contains): New function.
4841 (vec::contains): Likewise.
4842 (vec::begin): Likewise.
4843 (vec::end): Likewise.
4845 2016-04-23 Jakub Jelinek <jakub@redhat.com>
4848 * cfgexpand.c (expand_stack_vars): Fix typo.
4850 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4852 * system.h (list, map, set, vector): Include conditionally.
4853 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
4854 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
4855 * ipa-icf.c (INCLUDE_LIST): Define.
4856 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
4857 * config/sh/sh.c (INCLUDE_VECTOR): Define.
4858 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
4859 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
4860 * cp/logic.cc (INCLUDE_LIST): Define.
4861 * fortran/trans-common.c (INCLUDE_MAP): Define.
4863 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4865 * auto-profile.c: Remove <string.h> include.
4866 * ipa-icf-gimple.c: Remove <list> include.
4867 * diagnostic.c: Remove <new> include.
4868 * genmatch.c: Likewise.
4869 * pretty-print.c: Likewise.
4870 * toplev.c: Likewise
4871 * c/c-objc-common.c: Likewise.
4872 * cp/error.c: Likewise.
4873 * fortran/error.c: Likewise.
4875 2016-04-22 Richard Biener <rguenther@suse.de>
4877 * lto-streamer-in.c (input_ssa_names): Do not allocate
4878 GIMPLE_NOP for all SSA names.
4879 * lto-streamer-out.c (output_ssa_names): Do not output
4880 SSA names that should have been released.
4882 2016-04-22 Richard Biener <rguenther@suse.de>
4884 PR tree-optimization/70740
4885 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
4888 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
4891 * config/i386/predicates.md (call_insn_operand): Replace
4892 sibcall_memory_operand with memory_operand.
4894 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
4896 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
4897 has_single_use() tests.
4898 (register_edge_assert_for_1): Likewise.
4899 (find_assert_locations_1): Check the liveness bitmap instead of
4900 checking has_single_use().
4902 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
4905 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
4906 Extract AVX-512BW constraint from AVX.
4908 2016-04-21 Richard Biener <rguenther@suse.de>
4910 PR tree-optimization/70725
4911 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
4912 for phi_convertible_by_degenerating_args.
4913 (predicate_all_scalar_phis): Handle single-argument PHIs.
4915 2016-04-21 Richard Biener <rguenther@suse.de>
4918 * fold-const.c (fold_comparison): Return properly typed
4921 2016-04-21 Bin Cheng <bin.cheng@arm.com>
4923 PR tree-optimization/70715
4924 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
4925 after expanding BASE using expand_simple_operations.
4927 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4929 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
4930 New transformations.
4932 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4934 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
4936 2016-04-20 Jan Hubicka <jh@suse.cz>
4938 * ipa-inline.c (can_inline_edge_p): Pass caller info to
4939 ultiimate_alias_target.
4940 (update_callee_keys): Likewise.
4941 (lookup_recursive_calls): Likewise.
4942 (speculation_useful_p): Likewise.
4944 2016-04-20 Jan Hubicka <jh@suse.cz>
4947 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
4948 (set_nothrow_flag_1): ... this; handle interposition correctly;
4949 recurse on aliases and thunks.
4950 (cgraph_node::set_nothrow_flag): New.
4951 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
4952 functions compiled with non-call exceptions that binds to current
4954 (propagate_nothrow): Be safe WRT interposition.
4955 * cgraph.h (set_nothrow_flag): Update prototype.
4957 2016-04-18 Jan Hubicka <jh@suse.cz>
4959 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4960 max_loop_iterations_int.
4961 (tree_unswitch_outer_loop): Likewise.
4963 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4965 PR tree-optimization/69489
4966 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
4967 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
4968 Revise dump message.
4969 (if_convertible_bb_p): Remove check on edge count of basic block's
4972 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4974 PR tree-optimization/56625
4975 PR tree-optimization/69489
4976 * tree-data-ref.h (DR_INNERMOST): New macro.
4977 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
4978 hashing struct innermost_loop_behavior.
4979 (ref_DR_map): Remove.
4980 (innermost_DR_map): New map.
4981 (baseref_DR_map): Revise comment.
4982 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
4983 to innermost_DR_map accroding to its innermost loop behavior.
4984 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
4985 to its innermost loop behavior.
4986 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
4987 Add initialization for innermost_DR_map. Record memory reference
4988 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
4989 have innermost loop behavior.
4990 (if_convertible_loop_p): Remove release for ref_DR_map. Release
4993 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
4995 * config/i386/i386.md (*lea<mode>_general_1): Rename from
4996 *lea_general_1. Use explicit SWI12 mode interator.
4997 (*lea<mode>_general_2): Rename from *lea_general_2.
4998 Use explicit SWI12 mode interator.
4999 (*lea<mode>_general_3): Rename from *lea_general_3.
5000 Use explicit SWI12 mode interator.
5001 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5002 Use explicit SWI12 mode interator.
5003 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5004 Use explicit SWI48 mode interator.
5006 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5008 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5009 Short-cut unaligned load and store cases. Handle all integer
5011 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5012 and store cases. Call ix86_avx256_split_vector_move_misalign
5013 directly without checking mode class.
5015 2016-04-20 Andrew Pinski <apinski@cavium.com>
5016 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5019 * config/aarch64/aarch64.md (sibcall): Force call
5020 address to be DImode for ILP32.
5021 (sibcall_value): Likewise.
5023 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5025 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5027 2016-04-20 Richard Biener <rguenther@suse.de>
5029 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5030 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5031 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5032 (maybe_push_res_to_seq): Adjust.
5033 * gimple-fold.c (maybe_build_generic_op): Likewise.
5035 2016-04-20 Marek Polacek <polacek@redhat.com>
5037 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5040 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5042 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5043 use kmovw to support AVX512F target.
5045 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5047 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5049 2016-04-20 Marek Polacek <polacek@redhat.com>
5051 PR tree-optimization/70725
5052 * tree-if-conv.c (is_false_predicate): New function.
5053 (predicate_mem_writes): Use it.
5055 2016-04-20 Richard Biener <rguenther@suse.de>
5057 PR tree-optimization/70726
5058 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5059 shift amounts from a pattern stmt operand.
5061 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5064 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5065 stack_restore_from_fpr pattern when restoring r15.
5066 (s390_optimize_prologue): Strip away the memory barrier in the
5067 parallel when trying to get rid of restore insns.
5068 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5069 definition for loading the stack pointer from an FPR. Compared to
5070 the normal move insn this pattern includes a full memory barrier.
5072 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5075 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5076 implicitly linear or lastprivate iterator on the outer context.
5078 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5080 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5082 * config/i386/i386.md (ssememalign): Removed.
5083 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5085 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5088 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5089 const short * to __builtin_ia32_loaddquhi512_mask.
5090 (_mm512_maskz_loadu_epi16): Likewise.
5091 (_mm512_mask_storeu_epi16): Pass short * to
5092 __builtin_ia32_storedquhi512_mask.
5093 (_mm512_mask_loadu_epi8): Pass const char * to
5094 __builtin_ia32_loaddquqi512_mask.
5095 (_mm512_maskz_loadu_epi8): Likewise.
5096 (_mm512_mask_storeu_epi8): Pass char * to
5097 __builtin_ia32_storedquqi512_mask.
5098 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5099 const double * to __builtin_ia32_loadupd512_mask.
5100 (_mm512_mask_loadu_pd): Likewise.
5101 (_mm512_maskz_loadu_pd): Likewise.
5102 (_mm512_storeu_pd): Pass double * to
5103 __builtin_ia32_storeupd512_mask.
5104 (_mm512_mask_storeu_pd): Likewise.
5105 (_mm512_loadu_ps): Pass const float * to
5106 __builtin_ia32_loadups512_mask.
5107 (_mm512_mask_loadu_ps): Likewise.
5108 (_mm512_maskz_loadu_ps): Likewise.
5109 (_mm512_storeu_ps): Pass float * to
5110 __builtin_ia32_storeups512_mask.
5111 (_mm512_mask_storeu_ps): Likewise.
5112 (_mm512_mask_loadu_epi64): Pass const long long * to
5113 __builtin_ia32_loaddqudi512_mask.
5114 (_mm512_maskz_loadu_epi64): Likewise.
5115 (_mm512_mask_storeu_epi64): Pass long long *
5116 to __builtin_ia32_storedqudi512_mask.
5117 (_mm512_loadu_si512): Pass const int * to
5118 __builtin_ia32_loaddqusi512_mask.
5119 (_mm512_mask_loadu_epi32): Likewise.
5120 (_mm512_maskz_loadu_epi32): Likewise.
5121 (_mm512_storeu_si512): Pass int * to
5122 __builtin_ia32_storedqusi512_mask.
5123 (_mm512_mask_storeu_epi32): Likewise.
5124 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5125 char * to __builtin_ia32_storedquqi256_mask.
5126 (_mm_mask_storeu_epi8): Likewise.
5127 (_mm256_mask_loadu_epi16): Pass const short * to
5128 __builtin_ia32_loaddquhi256_mask.
5129 (_mm256_maskz_loadu_epi16): Likewise.
5130 (_mm_mask_loadu_epi16): Pass const short * to
5131 __builtin_ia32_loaddquhi128_mask.
5132 (_mm_maskz_loadu_epi16): Likewise.
5133 (_mm256_mask_loadu_epi8): Pass const char * to
5134 __builtin_ia32_loaddquqi256_mask.
5135 (_mm256_maskz_loadu_epi8): Likewise.
5136 (_mm_mask_loadu_epi8): Pass const char * to
5137 __builtin_ia32_loaddquqi128_mask.
5138 (_mm_maskz_loadu_epi8): Likewise.
5139 (_mm256_mask_storeu_epi16): Pass short * to.
5140 __builtin_ia32_storedquhi256_mask.
5141 (_mm_mask_storeu_epi16): Pass short * to.
5142 __builtin_ia32_storedquhi128_mask.
5143 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5144 const double * to __builtin_ia32_loadupd256_mask.
5145 (_mm256_maskz_loadu_pd): Likewise.
5146 (_mm_mask_loadu_pd): Pass onst double * to
5147 __builtin_ia32_loadupd128_mask.
5148 (_mm_maskz_loadu_pd): Likewise.
5149 (_mm256_mask_storeu_pd): Pass double * to
5150 __builtin_ia32_storeupd256_mask.
5151 (_mm_mask_storeu_pd): Pass double * to
5152 __builtin_ia32_storeupd128_mask.
5153 (_mm256_mask_loadu_ps): Pass const float * to
5154 __builtin_ia32_loadups256_mask.
5155 (_mm256_maskz_loadu_ps): Likewise.
5156 (_mm_mask_loadu_ps): Pass const float * to
5157 __builtin_ia32_loadups128_mask.
5158 (_mm_maskz_loadu_ps): Likewise.
5159 (_mm256_mask_storeu_ps): Pass float * to
5160 __builtin_ia32_storeups256_mask.
5161 (_mm_mask_storeu_ps): ass float * to
5162 __builtin_ia32_storeups128_mask.
5163 (_mm256_mask_loadu_epi64): Pass const long long * to
5164 __builtin_ia32_loaddqudi256_mask.
5165 (_mm256_maskz_loadu_epi64): Likewise.
5166 (_mm_mask_loadu_epi64): Pass const long long * to
5167 __builtin_ia32_loaddqudi128_mask.
5168 (_mm_maskz_loadu_epi64): Likewise.
5169 (_mm256_mask_storeu_epi64): Pass long long * to
5170 __builtin_ia32_storedqudi256_mask.
5171 (_mm_mask_storeu_epi64): Pass long long * to
5172 __builtin_ia32_storedqudi128_mask.
5173 (_mm256_mask_loadu_epi32): Pass const int * to
5174 __builtin_ia32_loaddqusi256_mask.
5175 (_mm256_maskz_loadu_epi32): Likewise.
5176 (_mm_mask_loadu_epi32): Pass const int * to
5177 __builtin_ia32_loaddqusi128_mask.
5178 (_mm_maskz_loadu_epi32): Likewise.
5179 (_mm256_mask_storeu_epi32): Pass int * to
5180 __builtin_ia32_storedqusi256_mask.
5181 (_mm_mask_storeu_epi32): Pass int * to
5182 __builtin_ia32_storedqusi128_mask.
5183 * config/i386/i386-builtin-types.def (PCSHORT): New.
5185 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5186 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5187 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5188 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5189 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5190 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5191 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5192 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5193 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5194 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5195 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5196 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5197 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5198 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5199 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5200 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5201 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5202 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5203 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5204 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5205 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5206 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5207 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5208 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5209 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5210 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5211 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5212 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5213 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5214 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5215 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5216 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5217 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5218 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5219 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5220 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5221 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5222 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5223 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5224 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5225 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5226 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5227 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5228 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5229 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5230 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5231 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5232 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5233 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5235 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5236 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5238 (ix86_expand_vector_move_misalign): Likewise.
5239 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5240 to scalar function prototype for unaligned load/store builtins.
5241 (ix86_expand_special_args_builtin): Updated.
5242 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5243 (UNSPEC_STOREU): Likewise.
5244 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5245 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5246 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5247 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5248 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5249 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5250 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5251 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5252 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5253 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5254 (<avx512>_storedqu<mode>_mask): Likewise.
5255 (*sse4_2_pcmpestr_unaligned): Likewise.
5256 (*sse4_2_pcmpistr_unaligned): Likewise.
5257 (*mov<mode>_internal): Renamed to ...
5258 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5259 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5260 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5261 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5263 2016-04-19 Richard Biener <rguenther@suse.de>
5265 PR tree-optimization/70171
5266 * tree-ssa-phiprop.c: Include stor-layout.h.
5267 (phiprop_insert_phi): Handle the aggregate copy case.
5268 (propagate_with_phi): Likewise.
5270 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5272 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5273 instead of simplify_gen_subreg (... , 0).
5274 (ix86_delegitimize_address): Ditto.
5275 (ix86_split_divmod): Ditto.
5276 (ix86_split_copysign_const): Ditto.
5277 (ix86_split_copysign_var): Ditto.
5278 (ix86_expand_args_builtin): Ditto.
5279 (ix86_expand_round_builtin): Ditto.
5280 (ix86_expand_special_args_builtin): Ditto.
5281 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5282 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5283 (udivmodqi4): Ditto.
5284 (absneg splitters): Ditto.
5285 (*jcc_bt<mode>_1): Ditto.
5287 2016-04-19 Richard Biener <rguenther@suse.de>
5289 PR tree-optimization/70724
5290 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5291 restoring out from ...
5292 (free_scc_vn): ... here.
5293 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5294 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
5296 (pass_fre::execute): Restore SSA info.
5298 2016-04-19 Richard Biener <rguenther@suse.de>
5300 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
5301 * gimple-walk.c (walk_gimple_op): Initialize it.
5302 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
5303 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
5304 remapping SSA names of defs.
5305 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
5308 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
5311 * lra-constraints.c (equiv_substition_p): New.
5312 (process_alt_operands): Use it.
5313 (swap_operands): Swap it.
5314 (curr_insn_transform): Update it.
5316 2016-04-18 Michael Matz <matz@suse.de>
5318 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
5319 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5320 * tree-core.h (tree_type_common.align): Use bit-field.
5321 (tree_type_common.spare): New.
5322 (tree_decl_common.off_align): Make smaller.
5323 (tree_decl_common.align): Use bit-field.
5325 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
5326 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
5327 (scan_sharing_clauses): Ditto.
5328 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5329 (omp_finish_file): Ditto.
5330 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
5331 (layout_decl): Ditto.
5332 (relayout_decl): Ditto.
5333 (finalize_record_size): Use SET_TYPE_ALIGN.
5334 (finalize_type_size): Ditto.
5335 (finish_builtin_struct): Ditto.
5336 (layout_type): Ditto.
5337 (initialize_sizetypes): Ditto.
5338 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
5339 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
5340 (lookup_field_for_decl): Use SET_DECL_ALIGN.
5341 (get_chain_field): Ditto.
5342 (get_trampoline_type): Ditto.
5343 (get_nl_goto_field): Ditto.
5344 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
5346 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
5347 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
5348 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5349 (build_qualified_type): Use SET_TYPE_ALIGN.
5350 (build_aligned_type, build_range_type_1): Ditto.
5351 (build_atomic_base): Ditto.
5352 (build_common_tree_nodes): Ditto.
5353 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
5354 (expand_one_stack_var_at): Ditto.
5355 * coverage.c (build_var): Use SET_DECL_ALIGN.
5356 * except.c (init_eh): Ditto.
5357 * function.c (assign_parm_setup_block): Ditto.
5358 * symtab.c (increase_alignment_1): Ditto.
5359 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
5360 * tree-vect-stmts.c (ensure_base_align): Ditto.
5361 * varasm.c (align_variable): Ditto.
5362 (assemble_variable): Ditto.
5363 (build_constant_desc): Ditto.
5364 (output_constant_def_contents): Ditto.
5366 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
5367 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
5368 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
5369 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
5370 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
5372 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
5375 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
5376 replace %vmovsd with "%vmovq".
5377 (vec_concatv2df): Likewise.
5379 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
5381 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
5382 (*vec_extractv2si_0): Ditto.
5383 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
5384 (zero_extended_scalar_load_operand splitters): Ditto.
5385 (vec_extract splitters): Ditto.
5386 (*vec_extractv4si_0_zext): Ditto.
5387 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5389 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5390 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5391 (*sse4_1_extractps): Use lowpart_subreg.
5392 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5394 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5396 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
5398 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
5399 Mention Solaris 11 packaging changes.
5400 Update gas and gld requirements.
5401 Remove reference to pre-Solaris 10 bug.
5402 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
5404 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
5407 2016-04-17 Jan Hubicka <jh@suse.cz>
5409 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
5410 max_loop_iterations_int.
5412 2016-04-18 Richard Biener <rguenther@suse.de>
5414 PR tree-optimization/43434
5415 * tree-ssa-structalias.c (struct vls_data): New.
5416 (visit_loadstore): Handle all pointer-based accesses.
5417 (compute_dependence_clique): Compute a bitmap of restrict tags
5418 assigned bases and pass it to visit_loadstore.
5420 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
5423 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
5424 armv8.1-a and armv8.1-a+crc.
5426 2016-04-18 Richard Biener <rguenther@suse.de>
5428 PR tree-optimization/70701
5429 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
5430 references after translating through a memcpy.
5432 2016-04-18 Richard Biener <rguenther@suse.de>
5434 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
5435 (compute_antic): ... here. For partial antic use regular
5436 postorder and scrap iteration.
5437 (compute_partial_antic_aux): Remove unused return value.
5438 (init_pre): Do not allocate postorder.
5439 (fini_pre): Do not free postorder.
5441 2016-04-18 Richard Biener <rguenther@suse.de>
5444 * expmed.c (extract_bit_field_1): Remove broken case
5445 using a wider MODE_INT mode.
5447 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
5449 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
5450 unless compiling with at least GCC-4.8.
5452 2016-04-17 Jan Hubicka <jh@suse.cz>
5455 * graphite.c (graphite_finalize): Update call to
5456 tree_estimate_probability.
5457 * predict.h (tree_estimate_probability): Update prototype.
5459 2016-04-17 Jan Hubicka <jh@suse.cz>
5461 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
5462 (tree_estimate_probability): Likewise.
5463 (pass_profile::execute): Update.
5464 (report_predictor_hitrates): New function.
5465 * profile.c (compute_branch_probabilities): Use it.
5466 * predict.h (report_predictor_hitrates): Declare.
5468 2016-04-17 Jan Hubicka <jh@suse.cz>
5471 * cgraph.h (cgraph_node::set_const_flag,
5472 cgraph_node::set_pure_flag): Update prototype to return bool;
5474 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
5475 of interposable symbol are interposable, too.
5476 (cgraph_set_const_flag_1): Rename to ...
5477 (set_const_flag_1): ... this one; change to self recursive function
5478 instead of call_for_symbol_thunks_and_aliases. Handle correctly
5479 clearnig the flag in all variants and also virtual thunks of const
5480 functions are pure; track if any change was done.
5481 (cgraph_node::set_const_flag): Update.
5482 (struct set_pure_flag_info): New struct.
5483 (cgraph_set_pure_flag_1): Rename to ...
5484 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
5485 rather than pointer encoded flags; track if any changes was done;
5486 handle correctly clearning flag and setting flag of aliases already
5488 (cgraph_node::set_pure_flag): Update.
5489 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
5491 2016-04-17 Tom de Vries <tom@codesourcery.com>
5494 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
5497 2016-04-17 Tom de Vries <tom@codesourcery.com>
5499 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
5500 '{}<> ' as escape-for-record.
5502 2016-04-17 Tom de Vries <tom@codesourcery.com>
5504 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
5507 2016-04-17 Tom de Vries <tom@codesourcery.com>
5510 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
5511 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
5512 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
5513 * passes.c (finish_optimization_passes): Only call
5514 finish_graph_dump_file if dfi->graph_dump_initialized.
5515 (execute_function_dump, pass_init_dump_file): Use
5516 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
5518 2016-04-17 Tom de Vries <tom@codesourcery.com>
5520 PR tree-optimization/70256
5521 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
5522 (debug_varmap): New function.
5524 2016-04-17 Tom de Vries <tom@codesourcery.com>
5527 * passes.c (pass_manager::register_pass): Propagate pflags.
5529 2016-04-17 Tom de Vries <tom@codesourcery.com>
5532 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
5533 * passes.c (pass_manager::pass_manager): Declare and init p_start in
5534 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
5535 check if it's equal to p_start.
5536 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
5538 2016-04-15 Jan Hubicka <jh@suse.cz>
5541 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
5542 function does not bind to current def.
5543 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
5544 handle conservatively calls to functions that does not need to bind
5546 (check_call): Update call of worse_state.
5547 (ignore_edge_for_nothrow): Update.
5548 (ignore_edge_for_pure_const): Likewise.
5549 (propagate_pure_const): Update calls to worse_state.
5550 (skip_function_for_local_pure_const): Reformat comments.
5552 2016-04-15 Jan Hubicka <jh@suse.cz>
5555 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
5556 (cgraph_node::function_symbol): Likewise.
5557 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5558 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
5559 (symtab_node::ultimate_alias_target): Add REF parameter.
5560 (symtab_node::binds_to_current_def_p): Declare.
5561 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
5562 (cgraph_node::function_symbol): Likewise.
5563 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5564 (cgraph_node::get_availability): Likewise.
5565 (cgraph_edge::binds_to_current_def_p): New inline function.
5566 (varpool_node::get_availability): Add REF parameter.
5567 (varpool_node::ultimate_alias_target): Likewise.
5568 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
5569 (symtab_node::binds_to_current_def_p): Likewise.
5570 * varpool.c (varpool_node::get_availability): Likewise.
5572 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5575 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
5576 Fix mode size check.
5578 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5580 * BASE-VER: Set to 7.0.0.
5582 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
5584 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
5586 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5588 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
5589 architecture revisions.
5591 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
5593 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
5594 * config/i386/i386.c (ix86_using_red_zone): No longer static.
5595 * config/i386/i386.md (stack decrement to push peepholes): Guard
5596 with !x86_using_red_zone ().
5598 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5601 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
5602 to dump_generic_node.
5603 (NIY): Pass also flags to do_niy.
5605 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
5607 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
5608 (simd_clone_vector_of_formal_parm_types)
5609 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
5610 (simd_clone_mangle, simd_clone_create)
5611 (simd_clone_adjust_return_type, create_tmp_simd_array)
5612 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
5613 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
5614 (ipa_simd_modify_function_body, simd_clone_linear_addend)
5615 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
5616 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
5617 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
5618 * omp-simd-clone.c: ... this new file.
5619 (simd_clone_vector_of_formal_parm_types): Make it static.
5620 * Makefile.in (OBJS): Add omp-simd-clone.o.
5622 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5625 * config/i386/sse.md: Use proper memory operand modifiers.
5628 2016-04-15 Richard Biener <rguenther@suse.de>
5629 Alan Modra <amodra@gmail.com>
5631 PR tree-optimization/70130
5632 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
5633 when alignment stays not the same and no not use the realign
5636 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5639 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5640 direct move handlers for KFmode. Change TFmode handlers test from
5641 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
5643 2016-04-14 Jakub Jelinek <jakub@redhat.com>
5646 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
5647 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
5648 (inlined_polymorphic_ctor_dtor_block_p): Use it.
5649 * tree-ssa-live.c (remove_unused_scope_block_p): When
5650 in_ctor_dtor_block, avoid discarding not just BLOCKs with
5651 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
5652 block_ultimate_origin is FUNCTION_DECL.
5653 (remove_unused_locals): If current_function_decl is
5654 polymorphic_ctor_dtor_p, pass initial true to
5655 remove_unused_scope_block_p' is_ctor_dtor_block.
5657 2016-04-14 Martin Sebor <msebor@redhat.com>
5662 * doc/extend.texi (Variable Length): Revert.
5664 2016-04-14 Marek Polacek <polacek@redhat.com>
5665 Jan Hubicka <hubicka@ucw.cz>
5668 * tree.c (verify_type): Disable the canonical type of main variant
5671 2016-04-14 Jason Merrill <jason@redhat.com>
5673 * cfgexpand.c, expr.c: Revert previous change.
5675 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
5678 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
5679 when building a mem ref for the incoming reduction variable.
5681 2016-04-14 Richard Biener <rguenther@suse.de>
5683 PR tree-optimization/70614
5684 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
5685 loop if the evolution dropped to chrec_dont_know.
5686 (interpret_condition_phi): Likewise.
5688 2016-04-14 Richard Biener <rguenther@suse.de>
5690 PR tree-optimization/70623
5691 * tree-ssa-pre.c (changed_blocks): Make global ...
5692 (compute_antic): ... local here. Move and fix worklist
5693 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
5694 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
5695 worklist handling, dump when ANTIC_IN changed.
5696 (compute_partial_antic_aux): Remove worklist handling.
5697 (init_pre): Do not compute post dominators. Add a comment about
5698 the CFG order chosen.
5699 (fini_pre): Do not free post dominators.
5701 2016-04-13 Martin Sebor <msebor@redhat.com>
5706 * doc/extend.texi (Variable Length): Document C++ specifics.
5708 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5711 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
5712 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
5713 eh edges have been purged.
5716 * tree-sra.c (create_access_replacement,
5717 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
5719 * tree-pretty-print.c (dump_fancy_name): New function.
5720 (dump_decl_name, dump_generic_node): Use it.
5722 2016-04-13 Jason Merrill <jason@redhat.com>
5724 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
5725 * expr.c (expand_expr_real_1): Likewise.
5727 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
5729 * config/i386/i386.md (kunpckhi): Swap operands.
5730 (kunpcksi): Likewise.
5731 (kunpckdi): Likewise.
5732 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
5733 (vec_pack_trunc_<mode>): Likewise.
5735 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5738 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
5741 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
5742 gimplification turns some element into non-constant.
5745 * rtl.h (convert_memory_address_addr_space_1): New prototype.
5746 * explow.c (convert_memory_address_addr_space_1): No longer static,
5747 add NO_EMIT argument and don't call convert_modes if true, pass
5748 it down recursively, remove break after return.
5749 (convert_memory_address_addr_space): Adjust caller.
5750 * simplify-rtx.c (simplify_unary_operation_1): Call
5751 convert_memory_address_addr_space_1 instead of convert_memory_address,
5752 if it returns NULL, don't simplify.
5754 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
5757 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
5759 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5761 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5762 Bump the upper SIMDLEN limits, so that if the return type or
5763 characteristic type if the return type is void can be passed in
5764 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
5767 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5770 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
5771 Do not use "=" constraint on an input constraint.
5772 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5773 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5774 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
5775 generates (neg (abs ...)) instead of (abs ...).
5777 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5779 PR rtl-optimization/70596
5780 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
5781 just invalidate LRA data and reset them. Adjust dump wording.
5783 2016-04-12 Martin Liska <mliska@suse.cz>
5786 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5788 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5790 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5791 max_loop_iterations_int.
5792 (tree_unswitch_outer_loop): Likewise.
5793 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5794 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5796 2016-04-12 Tom de Vries <tom@codesourcery.com>
5798 PR tree-optimization/68756
5799 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
5800 instead of new_name.
5802 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5804 PR tree-optimization/70602
5805 * tree-sra.c (generate_subtree_copies): Don't write anything into
5806 constant pool decls.
5808 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
5809 regardless whether there are depend clauses or not.
5811 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5814 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
5815 target attribute and pragma from changing the -mfloat128
5816 and -mfloat128-hardware options.
5818 * doc/extend.texi (Additional Floating Types): Document PowerPC
5819 __float128 restrictions.
5821 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5824 * config/aarch64/driver-aarch64.c
5825 (aarch64_get_extension_string_for_isa_flags): New.
5826 (arch_extension): Rename to...
5827 (aarch64_arch_extension): ...This.
5828 (ext_to_feat_string): Rename to...
5829 (aarch64_extensions): ...This.
5830 (aarch64_core_data): Keep track of architecture extension flags.
5831 (cpu_data): Rename to...
5832 (aarch64_cpu_data): ...This.
5833 (aarch64_arch_driver_info): Keep track of architecture extension
5835 (get_arch_name_from_id): Rename to...
5836 (get_arch_from_id): ...This, change return type.
5837 (host_detect_local_cpu): Update and reformat for renames, handle
5838 extensions through common infrastructure.
5840 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5843 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
5844 track of a canonical flag name.
5845 (all_extensions): Likewise.
5846 (arch_to_arch_name): Also track extension flags enabled by the arch.
5847 (all_architectures): Likewise.
5848 (aarch64_parse_extension): Move to here.
5849 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
5851 (aarch64_rewrite_selected_cpu): Update for above change.
5852 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
5853 are handled, such that the single explicit value enabled by an
5854 extension is kept seperate from the implicit values it also enables.
5855 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
5857 (aarch64_parse_extension): New.
5858 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
5859 here to config/aarch64/aarch64-protos.h.
5860 (aarch64_parse_extension): Move from here to
5861 common/config/aarch64/aarch64-common.c.
5862 (aarch64_option_print): Update.
5863 (aarch64_declare_function_name): Likewise.
5864 (aarch64_start_file): Likewise.
5865 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
5866 the canonical flag for extensions.
5867 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
5870 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5872 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
5875 2016-04-09 Tom de Vries <tom@codesourcery.com>
5877 PR tree-optimization/68953
5878 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
5879 first to last subscript.
5881 2016-04-09 Jakub Jelinek <jakub@redhat.com>
5883 PR tree-optimization/70586
5884 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
5887 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
5891 PR tree-optimization/70373
5895 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
5896 clauses for acc parallel reductions as necessary. Error on those
5898 * omp-low.c (scan_sharing_clauses): Don't install variables which
5899 are used in acc parallel reductions.
5900 (lower_rec_input_clauses): Remove dead code.
5901 (lower_oacc_reductions): Add support for reference reductions.
5902 (lower_reduction_clauses): Remove dead code.
5903 (lower_omp_target): Don't remap variables appearing in acc parallel
5905 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
5907 2016-04-08 Jakub Jelinek <jakub@redhat.com>
5910 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
5911 with multiple SSA_NAME defs, force the outputs other than first
5912 to be live before calling live_track_process_def on each output.
5914 PR rtl-optimization/70574
5915 * fwprop.c (forward_propagate_and_simplify): Don't add
5916 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
5917 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
5918 paradoxical subregs within *loc.
5920 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
5922 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
5923 -ftree-parallelize-loops={0,1}.
5924 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
5925 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
5926 * config/ia64/hpux.h (LIB_SPEC): Likewise.
5927 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
5928 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
5930 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
5933 * asan.c (instrument_derefs): If we get unknown location, extract it
5935 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
5937 2016-04-08 Tom de Vries <tom@codesourcery.com>
5939 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
5940 implicit firstprivate clause.
5942 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5945 * config/arm/thumb2.md (tst + branch-> lsls + branch
5946 peephole below *orsi_not_shiftsi_si): Require that condition
5947 register is dead after the peephole.
5948 (second peephole after the above): Likewise.
5950 2016-04-08 Alan Modra <amodra@gmail.com>
5953 * builtins.c (fold_builtin_classify): For IBM extended precision,
5954 look at just the high-order double to test for NaN.
5955 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
5956 test just the high double for Inf but both doubles for subnormal
5959 2016-04-07 Jakub Jelinek <jakub@redhat.com>
5961 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
5962 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
5963 node->simdclone->mask_mode != VOIDmode masks.
5964 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
5965 earlier, use it instead of node->simdclone.
5966 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5967 Set clonei->mask_mode.
5969 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5972 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
5973 Pass it through to cp_parser_already_scoped_statement.
5974 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
5975 it through to cp_parser_statement.
5976 (cp_parser_statement): Pass IF_P through to
5977 cp_parser_iteration_statement.
5978 (cp_parser_pragma): Adjust call to
5979 cp_parser_iteration_statement.
5981 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5984 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
5985 resolve a future -Wparentheses warning.
5986 * omp-low.c (scan_sharing_clauses): Likewise.
5987 * tree-parloops.c (eliminate_local_variables): Likewise.
5989 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
5991 PR rtl-optimization/70398
5992 * lra-constraints.c (process_address_1): Check zero scale and code
5993 for reloading with zero scale.
5995 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
5997 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
5998 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6000 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6002 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6003 Add support for AVX512F clones, include them by default for
6004 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6005 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6009 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6010 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6011 firstprivate clauses.
6012 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6013 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6014 (lower_omp_target): Set TREE_NO_WARNING for
6015 non-addressable possibly uninitialized vars which are copied into
6016 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6018 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6020 * config/pa/predicates.md (integer_store_memory_operand): Accept
6021 REG+D operands with a large offset when reload_in_progress is true.
6022 (floating_point_store_memory_operand): Likewise.
6024 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6027 * match.pd (nested int casts): Limit to GIMPLE.
6029 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6032 * ipa-devirt.c (maybe_record_node): Fix comment; use
6033 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6035 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6037 PR rtl-optimization/70542
6038 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6039 if there are any uses other than insn or debug insns.
6041 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6042 Jakub Jelinek <jakub@redhat.com>
6044 PR tree-optimization/70509
6045 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6046 Shift HOST_WIDE_INT_1U instead of 1.
6048 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6050 PR tree-optimization/70509
6051 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6052 of the vector base type for index.
6054 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6057 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6059 2016-04-05 Richard Biener <rguenther@suse.de>
6061 PR tree-optimization/70526
6062 * tree-sra.c (build_ref_for_offset): Use prev_base to
6063 extract the alias pointer type.
6065 2016-04-05 Richard Biener <rguenther@suse.de>
6067 * dse.c (struct store_info): Remove alias_set member.
6068 (struct read_info_type): Likewise.
6069 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6070 spill_deleted, clear_alias_set_lookup): Remove.
6071 (get_group_info): Remove dead base == NULL_RTX case.
6072 (dse_step0): Remove initialization of removed variables.
6073 (delete_dead_store_insn): Reomve alias set dumping.
6074 (free_read_records): Remove alias_set handling.
6075 (canon_address): Remove alias_set_out parameter.
6076 (record_store): Remove spill_alias_set, it's always zero.
6077 (check_mem_read_rtx): Likewise.
6078 (dse_step2): Rename from ...
6079 (dse_step2_nospill): ... this. Adjust.
6080 (scan_stores): Rename from ...
6081 (scan_stores_nospill): ... this.
6082 (scan_reads): Rename from ...
6083 (scan_reads_nospill): ... this.
6084 (scan_stores_spill, scan_reads_spill): Remove.
6085 (dse_step3_scan): Remove for_spills argument which is always false.
6086 (dse_step3): Likewise.
6087 (dse_step5): Rename from ...
6088 (dse_step5_nospill): ... this. Remove alias_set handling.
6089 (rest_of_handle_dse): Adjust.
6091 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6094 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6095 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6096 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6097 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6099 2016-04-05 Richard Biener <rguenther@suse.de>
6102 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6103 non-register type temporaries into SSA.
6105 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6108 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6109 calls when sanitizing.
6110 (possible_polymorphic_call_target_p): Fix formatting.
6112 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6113 Jakub Jelinek <jakub@redhat.com>
6116 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6117 to ensure a call statement is compatible with a built-in's
6119 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6122 2016-04-04 Richard Biener <rguenther@suse.de>
6124 PR rtl-optimization/70484
6125 * rtl.h (canon_output_dependence): Declare.
6126 * alias.c (canon_output_dependence): New function.
6127 * dse.c (record_store): Use canon_output_dependence rather
6128 than canon_true_dependence.
6130 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6133 * cgraph.h (symtab_node::copy_visibility_from): New function.
6134 * symtab.c (symtab_node::copy_visibility_from): New function.
6135 * ipa-visibility.c (optimize_weakref): New function.
6136 (function_and_variable_visibility): Use it.
6138 2016-04-04 Martin Liska <mliska@suse.cz>
6141 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6142 value that is really in range handled by SBR instruction.
6143 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6144 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6145 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6147 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6151 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6152 set, but not for SP_REG operands.
6154 2016-04-02 Martin Sebor <msebor@redhat.com>
6157 * fold-const.c (maybe_nonzero_address): New function.
6158 (fold_comparison): Call it. Fold equality and relational
6159 expressions involving null pointers.
6160 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6162 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6164 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6165 the "Y" constraint (scalar FP 0.0 immediate).
6167 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6168 Add the "const_double" to the list of operand constraints.
6170 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6172 PR rtl-optimization/70467
6173 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6174 If low word of the last operand is 0, just emit addition/subtraction
6177 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6180 * config/s390/s390.c (s390_expand_insv): Check for everything
6181 constant instead of just VOIDmode stuff.
6183 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6186 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6188 2016-04-01 Nathan Sidwell <nathan@acm.org>
6190 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6192 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6194 PR rtl-optimization/70461
6195 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6198 2016-03-31 Martin Liska <mliska@suse.cz>
6201 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6202 a tree value or an immediate integer value to a buffer
6203 that is eventually copied to a BRIG section.
6204 (emit_immediate_operand): Call the function here.
6205 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6206 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6207 of class' fields that are removed.
6208 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6209 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6210 m_brig_repr_size fields.
6212 2016-03-31 Martin Liska <mliska@suse.cz>
6215 * hsa-gen.c (hsa_function_representation::update_dominance): New
6217 (convert_addr_to_flat_segment): Likewise.
6218 (gen_hsa_memory_set): New alignment argument.
6219 (gen_hsa_ctor_assignment): Likewise.
6220 (gen_hsa_insns_for_single_assignment): Provide alignment
6221 to gen_hsa_ctor_assignment.
6222 (gen_hsa_insns_for_direct_call): Add new argument.
6223 (expand_lhs_of_string_op): New function.
6224 (expand_string_operation_builtin): Likewise.
6225 (expand_memory_copy): New function.
6226 (expand_memory_set): New function.
6227 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6228 (convert_switch_statements): Change signature.
6229 (generate_hsa): Use a return value of the function.
6230 (pass_gen_hsail::execute): Do not call
6231 convert_switch_statements here.
6232 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6233 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6234 (hsa_function_representation::update_dominance): New function.
6236 2016-03-31 Martin Liska <mliska@suse.cz>
6239 * hsa-brig.c (emit_directive_variable): Emit alignment
6240 according to hsa_symbol::m_align.
6241 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6242 (dump_hsa_symbol): Dump alignment of HSA symbols.
6243 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6244 (gen_hsa_addr_with_align): New function.
6245 (hsa_bitmemref_alignment): Use newly added function.
6246 (gen_hsa_insns_for_load): Likewise.
6247 (gen_hsa_insns_for_store): Likewise.
6248 (gen_hsa_memory_copy): New argument added.
6249 (gen_hsa_insns_for_single_assignment): Respect
6250 alignment for assignments processed via gen_hsa_memory_copy.
6251 (gen_hsa_insns_for_direct_call): Likewise.
6252 (gen_hsa_insns_for_return): Likewise.
6253 (gen_function_def_parameters): Set default alignment.
6254 * hsa.c (hsa_object_alignment): New function.
6255 (hsa_byte_alignment): Pasted function.
6256 * hsa.h (hsa_symbol::m_align): New field.
6258 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6260 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6261 scratch field for goto case.
6263 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6265 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6267 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6270 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6271 (scalar_chain::convert_insn): Call convert_op for reg
6272 moves to handle undefined registers.
6274 2016-03-31 Nathan Sidwell <nathan@acm.org>
6277 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6278 Assert we don't want to move backwards.
6280 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6283 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6285 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6287 PR rtl-optimization/70460
6288 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6289 with operand from REG_LABEL_OPERAND, instead substitute
6290 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6291 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6293 2016-03-31 Martin Liska <mliska@suse.cz>
6295 * passes.c (execute_one_pass): Do not call
6296 todo_after for a discarded function.
6298 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6300 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
6301 (no_cost, infinite_cost): Initialize the new field.
6302 (get_computation_cost_at): Record setup cost.
6303 (determine_use_iv_cost_address): Skip cost computation for sub
6304 uses if we can estimate it without losing accuracy.
6306 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6308 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6310 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6311 max_loop_iterations_int.
6312 (tree_unswitch_outer_loop): Likewise.
6313 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6314 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6316 2016-03-30 Richard Biener <rguenther@suse.de>
6319 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
6321 2016-03-30 Jakub Jelinek <jakub@redhat.com>
6324 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
6325 in gen_blendm expander.
6327 2016-03-30 Nick Clifton <nickc@redhat.com>
6330 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
6331 case where we are already provided with an SImode SUBREG.
6333 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
6336 * config/i386/i386.c (ix86_expand_epilogue): Properly check
6337 conflict between DRAP register and __builtin_eh_return.
6339 2016-03-30 Michael Matz <matz@suse.de>
6340 Richard Biener <rguenther@suse.de>
6343 * ipa-polymorphic-call.c (struct type_change_info): Change
6344 speculative to an unsigned allowing to limit the work we do.
6345 (csftc_abort_walking_p): New inline function..
6346 (check_stmt_for_type_change): Limit the number of may-defs
6347 skipped for speculative devirtualization to
6348 max-speculative-devirt-maydefs.
6349 * params.def (max-speculative-devirt-maydefs): New param.
6350 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
6352 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
6355 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
6358 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
6360 PR tree-optimization/59124
6361 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
6362 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
6364 2016-03-29 Jeff Law <law@redhat.com>
6366 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
6368 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6370 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
6373 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
6375 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
6376 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
6377 gcrt0.o if linking dynamically.
6379 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6382 * ipa-devirt.c (methods_equal_p): New function.
6383 (compare_virtual_tables): Use it.
6384 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6385 * cgraphclones.c (clone_function_name_1): Use
6386 symbol_table::symbol_suffix_separator.
6387 * coverage.c (build_var): Likewise.
6388 * symtab.c (symbol_table::symbol_suffix_separator): New.
6390 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6392 PR rtl-optimization/70429
6393 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6394 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6395 mode != result_mode.
6398 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
6400 PR tree-optimization/70405
6401 * ssa-iterators.h (num_imm_uses): Add missing braces.
6403 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
6405 PR rtl-optimization/68695
6406 * ira-color.c (allocno_copy_cost_saving): New.
6407 (improve_allocation): Use it.
6409 2016-03-29 Richard Henderson <rth@redhat.com>
6412 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
6414 2016-03-29 Richard Biener <rguenther@suse.de>
6417 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
6418 use alignment returned by get_pointer_alignment_1 if it is
6419 bigger than BITS_PER_UNIT.
6420 * builtins.c (get_pointer_alignment_1): Do not return true
6421 for alignment extracted from SSA info.
6423 2016-03-28 James Bowman <james.bowman@ftdichip.com>
6425 * config/ft32/ft32.opt (mnodiv): New.
6426 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
6427 * doc/invoke.texi (FT32 Options -mnodiv): New.
6429 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
6432 * config/i386/i386.md (define_split, andn): Fix modes.
6434 2016-03-26 Richard Biener <rguenther@suse.de>
6435 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6438 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
6440 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
6441 as 2nd argument to cl_optimization_restore().
6443 2016-03-25 Richard Henderson <rth@redhat.com>
6446 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
6447 * config/aarch64/aarch64-protos.h: Declare it.
6448 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
6450 2016-03-25 Alan Modra <amodra@gmail.com>
6453 * config/rs6000/constraints.md (j): Simplify.
6454 * config/rs6000/predicates.md (easy_fp_constant): Exclude
6456 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
6457 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
6458 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
6459 in all constraint alternatives.
6460 (movtd_64bit_nodm): Delete "j" constraint alternative.
6462 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6464 * tree-ssa-propagate.c: Enhance docs for
6465 SSA_PROP_NOT_INTERESTING.
6467 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6469 * doc/extend.texi: Fix typo in documentation to pure attribute.
6471 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
6474 * config/pa/pa.md (bswapdi2): Use a scratch register.
6476 2016-03-24 Richard Henderson <rth@redhat.com>
6479 * fold-const.c (extract_muldiv_1): Correct test for multiplication
6482 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
6484 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
6485 using ix86_expand_binary_operator instead of gen_andsi3.
6487 2016-03-24 Richard Biener <rguenther@suse.de>
6489 PR tree-optimization/70396
6490 * tree-vect-stmts.c (vectorizable_comparison): Use
6491 get_vectype_for_scalar_type.
6493 2016-03-24 Richard Biener <rguenther@suse.de>
6496 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
6497 with register bases.
6499 2016-03-24 Richard Biener <rguenther@suse.de>
6501 PR tree-optimization/70372
6502 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
6503 build_all_ones_cst to also handle vector types correctly.
6505 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6508 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
6511 2016-03-23 Marek Polacek <polacek@redhat.com>
6514 * doc/invoke.texi: Document -Wignored-attributes.
6516 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6518 PR tree-optimization/69042
6519 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
6520 parameter from 30 to 40.
6522 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6524 PR tree-optimization/69042
6525 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
6526 for use with constant offset stripped in base.
6528 2016-03-23 Richard Biener <rguenther@suse.de>
6531 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
6532 mode compatibility check.
6533 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6535 2016-03-23 Jeff Law <law@redhat.com>
6537 PR tree-optimization/64058
6538 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
6540 (struct ssa_conflicts): Move up earlier in the file.
6541 (conflicts_, var_map_): New static variables.
6542 (initialize_conflict_count): New function to initialize the
6543 CONFLICT_COUNT field for each conflict pair.
6544 (compare_pairs): Lazily initialize the conflict count and use it
6545 as the first tie-breaker.
6546 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
6547 and wipe conflicts_ and map_ around the call to qsort. Remove
6548 special case for 2 coalesce pairs.
6549 * bitmap.c (bitmap_count_unique_bits): New function.
6550 (bitmap_count_bits_in_word): New function, extracted from
6552 (bitmap_count_bits): Use bitmap_count_bits_in_word.
6553 * bitmap.h (bitmap_count_unique_bits): Declare it.
6555 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
6558 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
6559 transparent alias chain for decl assembler name.
6560 * config/sol2.c (solaris_assemble_visibility): Likewise.
6562 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6564 * config/arm/arm1020e.md (1020call_op): Reduce reservation
6566 (v10_fdivs): Likewise.
6567 (v10_fdivd): Likewise.
6569 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6572 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
6573 to not call fclose twice on file.
6575 2016-03-23 Jakub Jelinek <jakub@redhat.com>
6577 PR tree-optimization/70354
6578 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6579 oprnd0 is wider than oprnd1 and there is a cast from the wider
6580 type to oprnd1, mask it with the mask of the narrower type.
6583 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
6584 Optimize TARGET_STV splitters, if high or low word of last argument
6587 2016-03-22 Jeff Law <law@redhat.com>
6590 tree-ssa-threadbackward.c
6591 (fsm_find_control_statement_thread_paths): Correctly distinguish
6592 between old style jump threads vs FSM jump threads.
6594 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
6597 * config/i386/i386.c (scalar_chain::convert_op): Support
6598 uninitialized register usage case.
6600 2016-03-22 Richard Biener <rguenther@suse.de>
6603 * genmatch.c (gen_transform): Adjust last parameter to a three-state
6605 (capture::gen_transform): ... to change behavior when substituting
6606 a condition into cond or not-cond expr context.
6607 (dt_simplify::gen_1): Adjust.
6608 * gimple-match-head.c: Include gimplify.h for unshare_expr.
6609 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
6610 last change and instead change to
6611 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
6612 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6614 2016-03-22 Anthony Green <green@moxielogic.com>
6616 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
6617 issue for moxiebox targets.
6618 (CC1PLUS_SPEC): Ditto.
6620 2016-03-22 Richard Biener <rguenther@suse.de>
6623 * fold-const.c (extract_muldiv_1): Properly perform multiplication
6626 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6628 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
6630 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6633 * config/i386/i386.c (def_builtin): Handle
6634 OPTION_MASK_ISA_AVX512VL to be and-ed with other
6636 (const struct builtin_description bdesc_special_args[]):
6637 Remove duplicate ISA bits.
6639 2016-03-22 Jakub Jelinek <jakub@redhat.com>
6642 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
6643 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
6644 in a way that works also for AVX512BW.
6647 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
6648 instead of source if operands[1] is xmm16 and above and
6649 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
6650 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
6653 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
6654 on assign if (*from_p) is a comparison, set it to
6655 TREE_NO_WARNING (*from_p).
6657 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6660 * lra.c (restore_scratches): Ignore deleted insns.
6662 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
6663 Jakub Jelinek <jakub@redhat.com>
6665 PR tree-optimization/70317
6666 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
6669 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
6672 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
6673 of ix86_expand_move.
6675 (movti): Use general_operand for operand 1 predicate.
6677 2016-03-21 Martin Liska <mliska@suse.cz>
6679 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
6681 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
6683 2016-03-21 Martin Liska <mliska@suse.cz>
6686 * ipa-icf.c (sem_function::parse): Skip static
6687 constructors and destructors.
6689 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6692 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
6693 function-like macro, peek following token(s) if it is followed
6694 by CPP_OPEN_PAREN token with optional padding in between, and
6695 if not, don't treat it like a macro.
6697 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
6698 Alexander Monakov <amonakov@ispras.ru>
6700 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
6701 for the stabs debug format.
6703 2016-03-21 Richard Biener <rguenther@suse.de>
6705 PR tree-optimization/70310
6706 * tree-vect-generic.c (expand_vector_condition): Fold the built
6709 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
6712 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
6713 Block third alternative for AVX-512VL target,
6715 2016-03-21 Martin Liska <mliska@suse.cz>
6718 * hsa-brig.c (emit_function_directives): Mark unemitted
6719 global variables for emission.
6720 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
6721 (get_symbol_for_decl): Likewise.
6722 * hsa.h (struct hsa_symbol): New flag.
6724 2016-03-21 Richard Biener <rguenther@suse.de>
6726 PR tree-optimization/70288
6727 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
6728 we do not estimate unsimplified all-constant conditionals or
6729 switches as optimized away.
6731 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
6733 PR rtl-optimization/69102
6734 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
6735 when we have a readonly dependency context.
6737 2016-03-18 Jeff Law <law@redhat.com>
6739 PR rtl-optimization/70263
6740 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
6741 (update_equiv_regs): When trying to move a store to after the insn
6742 that sets the source of the store, make sure the store occurs after
6743 the insn that sets the source of the store. When successful note
6744 the REG_EQUIV note created in the dump file.
6746 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
6747 Bernd Schmidt <bschmidt@redhat.com>
6749 * doc/extend.texi: Document more potential problems with basic asms.
6751 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
6753 PR rtl-optimization/70278
6754 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
6757 2016-03-18 Jason Merrill <jason@redhat.com>
6759 * calls.c (load_register_parameters): Fix zero size sibcall logic.
6761 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
6763 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
6764 values to 128b regs.
6766 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
6768 PR tree-optimization/70252
6769 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
6770 boolean vector has a proper number of elements.
6771 (supportable_narrowing_operation): Likewise.
6773 2016-03-18 Tom de Vries <tom@codesourcery.com>
6776 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
6778 2016-03-18 Jakub Jelinek <jakub@redhat.com>
6780 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
6781 instead of replace_rtx for DEBUG_INSNs.
6783 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6785 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
6786 load type reservations.
6788 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
6791 * config/pa/constraints.md: Revert 2015-02-13 change. Use
6792 define_constraint for "Q" and "T" constraints.
6794 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
6796 Tweak the pipeline model for Exynos M1
6798 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
6801 2016-03-17 David Malcolm <dmalcolm@redhat.com>
6804 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
6805 where one or both locations aren't within a line_map.
6807 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
6810 * opts.c (finish_options): Don't set flag_pie to the default if
6811 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
6814 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
6816 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
6817 true as ALL_REGS argument to replace_rtx.
6819 2016-03-17 Richard Biener <rguenther@suse.de>
6822 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
6825 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6828 * rtl.h (replace_rtx): Add ALL_REGS argument.
6829 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
6830 equality and assert mode is the same, instead of just rtx pointer
6832 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
6833 true as ALL_REGS argument to replace_rtx.
6835 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
6837 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
6838 for boolean vector with vector mode only.
6839 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6841 2016-03-17 Nick Clifton <nickc@redhat.com>
6844 * config/rx/rx.c (rx_print_integer): Print negative constants in
6847 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6850 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
6852 2016-03-16 Richard Henderson <rth@redhat.com>
6853 Richard Biener <rguenth@suse.de>
6858 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
6859 first operand as is_gimple_condexpr.
6864 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
6865 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
6866 Do not gimplify the result.
6867 (do_unop): Adjust call to tree_vec_extract.
6868 (do_binop): Likewise.
6869 (do_compare): Likewise.
6870 (do_plus_minus): Likewise.
6871 (do_negate): Likewise.
6872 (expand_vector_condition): Likewise.
6873 (do_cond): Likewise.
6875 2016-03-16 Richard Henderson <rth@redhat.com>
6878 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
6879 (aarch64_classify_address): Use it.
6880 (aarch64_legitimize_address): Force all subexpressions of PLUS
6881 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
6883 2016-03-16 Jakub Jelinek <jakub@redhat.com>
6884 Richard Biener <rguenth@suse.de>
6887 * rtlanal.c (replace_rtx): For REG, if from is a REG,
6888 return to even if only REGNO is equal, and assert
6891 2016-03-11 Jeff Law <law@redhat.com>
6893 PR rtl-optimization/70224
6894 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
6896 2016-03-16 Richard Henderson <rth@redhat.com>
6899 * function.h (struct function): Add has_forced_label_in_static.
6900 * gimplify.c (force_labels_r): Set it.
6901 * lto-streamer-in.c (input_struct_function_base): Read it.
6902 * lto-streamer-out.c (output_struct_function_base): Write it.
6903 * tree-inline.c (has_label_address_in_static_1): Remove.
6904 (copy_forbidden): Remove fndecl parameter; test
6905 has_forced_label_in_static.
6906 (inline_forbidden_p): Update call to copy_forbidden.
6907 (tree_versionable_function_p): Likewise.
6908 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
6909 (chkp_versioning): Likewise.
6910 * tree-inline.h (copy_forbidden): Update decl.
6912 2016-03-16 Marek Polacek <polacek@redhat.com>
6915 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
6916 function being thunked if the result type doesn't have fixed size.
6917 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
6918 doesn't have fixed size.
6920 2016-03-16 Bin Cheng <bin.cheng@arm.com>
6922 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
6923 reporting malformed loop nest.
6925 2016-03-16 Tom de Vries <tom@codesourcery.com>
6928 * ipa-devirt.c (possible_polymorphic_call_targets): Move
6929 nodes.length () == 1 test to before first nodes[0] access.
6931 2016-03-16 Tom de Vries <tom@codesourcery.com>
6933 PR tree-optimization/68715
6934 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
6937 2016-03-16 Tom de Vries <tom@codesourcery.com>
6939 PR tree-optimization/68809
6940 * graphite-scop-detection.c (same_close_phi_node): Test if result types
6943 2016-03-16 Carlos O'Donell <carlos@redhat.com>
6944 Sandra Loosemore <sandra@codesourcery.com>
6946 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
6947 on leaf attribute. Mention ELF interposition problems.
6949 2016-03-16 Alan Modra <amodra@gmail.com>
6951 PR rtl-optimization/69195
6952 PR rtl-optimization/47992
6953 * ira.c (indirect_jump_optimize): Ignore artificial defs.
6956 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
6959 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
6961 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6963 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
6965 2016-03-15 Jakub Jelinek <jakub@redhat.com>
6967 PR rtl-optimization/70222
6968 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
6969 optimization if mode is different from result_mode, queue up masking
6970 of the result in outer_op. Formatting fix.
6973 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
6976 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6978 PR rtl-optimization/69032
6979 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
6980 looping backwards over basic block insns.
6982 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6985 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
6986 to non-speculative when propagating trap bits.
6988 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6990 PR rtl-optimization/63384
6991 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
6994 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6997 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
6998 factored out from ...
6999 (sched_analyze_insn): ... here.
7000 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7001 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7002 get_implicit_reg_pending_clobbers in it.
7003 (setup_id_reg_sets): Use setup_id_implicit_regs.
7004 (deps_init_id): Ditto.
7006 2016-03-15 Tom de Vries <tom@codesourcery.com>
7009 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7011 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7012 execute_function_dump.
7013 (execute_one_pass): Don't dump function if it will be dumped after ipa
7016 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7018 * genrecog.c (match_pattern_2): If pred is NULL don't call
7019 safe_predicate_mode on it.
7021 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7024 * lra-constraints.c (delete_move_and_clobber): Change assertion
7025 to also allow dregno == 0.
7027 2016-03-14 Richard Henderson <rth@redhat.com>
7030 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7031 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7032 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7033 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7036 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7039 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7041 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7043 * lra-constraints.c (split_reg): For hard regs, try to find the
7044 biggest single-register mode used in the function.
7046 2016-03-14 Richard Biener <rguenther@suse.de>
7048 PR tree-optimization/56365
7049 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7050 constants to compare against.
7052 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7055 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7056 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7057 (define_split for the GPR case): Use int_reg_operand instead of
7058 gpc_reg_operand for the output.
7060 2016-03-14 Tom de Vries <tom@codesourcery.com>
7062 PR tree-optimization/70045
7063 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7064 create_empty_if_region_on_edge argument.
7066 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7068 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7069 (STACK_CHECK_PROTECT): Likewise.
7070 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7071 (STACK_CHECK_PROTECT): Likewise.
7072 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7073 (STACK_CHECK_PROTECT): Likewise.
7074 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7075 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7076 (STACK_CHECK_PROTECT): Likewise.
7078 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7080 PR rtl-optimization/69307
7081 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7082 registers in modes that span more than one register.
7084 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7087 * lra-constraints.c (delete_move_and_clobber): New.
7088 (remove_inheritance_pseudos): Use it.
7090 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7093 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7094 the libcall is LCT_THROW.
7095 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7096 for the checking routine.
7098 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7101 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7102 optimization if we have direct move.
7103 (roundu32<mode>2_fprs): Likewise.
7105 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7108 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7110 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7111 Arguments swapped. All callers changed. Take reg_renumber into
7112 account, and Calculate and compare register ranges for hard regs.
7114 2016-03-11 Jeff Law <law@redhat.com>
7116 PR tree-optimization/70190
7117 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7118 Handle cases where we can not extract the taken edge, even though we
7119 found a constant value.
7121 PR tree-optimization/64058
7122 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7123 (num_coalesce_pairs): Move up earlier in file.
7124 (find_coalesce_pair): Initialize the INDEX field for each pair
7126 (compare_pairs): No longer sort on the elements in each pair.
7127 Instead break ties with the index of the coalesce pair.
7129 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7132 * config/aarch64/aarch64-protos.h
7133 (aarch64_save_restore_target_globals): New prototype.
7134 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7135 Call the above when popping pragma.
7136 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7138 (aarch64_set_current_function): Rewrite using the above.
7140 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7142 PR tree-optimization/70177
7143 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7144 (extract_ops_from_tree): ... this. In the 2 argument
7145 overload remove _1 suffix.
7146 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7147 (extract_ops_from_tree): ... this.
7148 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7150 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7151 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7152 extract_ops_from_tree instead of 2 operand one.
7154 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7156 PR tree-optimization/70013
7157 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7158 for constant-pool entries.
7160 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7162 PR rtl-optimization/70174
7163 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7164 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7166 PR tree-optimization/70169
7167 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7168 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7171 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7172 Jakub Jelinek <jakub@redhat.com>
7175 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7176 of uninitialized values.
7178 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7180 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7182 ("*trunctddd2"): New pattern definition.
7183 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7186 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7188 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7189 definitions for BFP and DFP rounding modes.
7190 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7191 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7192 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7193 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7196 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7198 * config/s390/constraints.md: Adjust comment.
7199 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7200 s390_decompose_addrstyle_without_index.
7201 * config/s390/predicates.md (shift_count_or_setmem_operand):
7202 Rename to setmem_operand.
7203 * config/s390/s390-protos.h
7204 (s390_decompose_shift_count): Rename to
7205 s390_decompose_addrstyle_without_index.
7206 * config/s390/s390.c (s390_decompose_shift_count)
7207 (s390_mem_constraint, print_shift_count_operand)
7208 (print_operand_address, print_operand): Rename
7209 s390_decompose_shift_count to
7210 s390_decompose_addrstyle_without_index and rename
7211 print_shift_count_operand to print_addrstyle_operand troughout the
7213 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7214 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7215 Rename shift_count_or_setmem_operand to setmem_operand.
7216 * config/s390/vx-builtins.md ("vec_insert<mode>")
7217 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7220 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7223 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7224 Handle overlapping retval and newval.
7226 2016-03-10 Nick Clifton <nickc@redhat.com>
7229 * config/aarch64/aarch64.c
7230 (aarch64_override_options_after_change_1): When forcing
7231 flag_omit_frame_pointer to be true, use a special value that can
7232 be detected if this function is called again, thus preventing
7233 flag_omit_leaf_frame_pointer from being forced to be false.
7235 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7237 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7238 Set x_flag_omit_leaf_frame_pointer when handling
7239 -momit-leaf-frame-pointer.
7241 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7244 * cgraph.c (cgraph_node::dump): Dump split_part and
7245 indirect_call_target.
7246 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7247 * ipa.c (has_addr_references_p): Cleanup.
7248 (is_indirect_call_target_p): New.
7249 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7250 called indirectly as local.
7251 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7253 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7256 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7257 on cxa_pure_virtual.
7259 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7262 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7264 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7267 * tree.c (need_assembler_name_p): Only record main variant type names.
7269 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7272 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7273 Always define to 0 or 1.
7274 (TARGET_FIX_ERR_A53_843419): New macro.
7275 * config/aarch64/aarch64-elf-raw.h
7276 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7277 * config/aarch64/aarch64-linux.h: Likewise.
7278 * config/aarch64/aarch64.c
7279 (aarch64_override_options_after_change_1): Do not default
7280 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7282 (aarch64_attributes): Handle fix-cortex-a53-843419.
7283 (aarch64_can_inline_p): Likewise.
7284 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7286 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7287 Jakub Jelinek <jakub@redhat.com>
7289 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7290 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7291 DECL_COMMONS if flag_unconstrained_commons is set.
7292 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7293 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7294 (funconstrained-commons): Document.
7296 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7298 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
7299 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
7301 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
7303 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
7304 has a proper number of elements.
7306 2016-03-10 Alan Modra <amodra@gmail.com>
7308 PR rtl-optimization/69195
7309 PR rtl-optimization/47992
7310 * ira.c (recorded_label_ref): Delete.
7311 (update_equiv_regs): Return void.
7312 (indirect_jump_optimize): New function.
7313 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
7314 before regstat_compute_ri. Don't rebuild_jump_labels here.
7315 Delete update_regstat.
7317 2016-03-10 Richard Biener <rguenther@suse.de>
7319 PR tree-optimization/70128
7320 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7321 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
7323 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7325 PR tree-optimization/70152
7326 * tree-sra.c (replace_removed_params_ssa_names): Copy over
7327 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
7330 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
7331 instead of gen_sse2_loadlpd.
7332 * config/i386/sse.md (*vec_concatv2df): Rename to...
7333 (vec_concatv2df): ... this.
7335 PR tree-optimization/70127
7336 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
7338 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7342 * diagnostic-show-locus.c (compatible_locations_p): New function.
7343 (layout::layout): Sanitize ranges using compatible_locations_p.
7345 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7349 * diagnostic-show-locus.c (layout_range::layout_range): Replace
7350 location_range param with three const expanded_locations * and a
7352 (layout::layout): Replace call to
7353 rich_location::lazily_expand_location with get_expanded_location.
7354 Extract the range and perform location expansion here, passing
7355 the results to the layout_range ctor.
7356 * diagnostic.c (source_range::debug): Delete.
7357 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
7358 of rich_location::get_expanded_location.
7359 * gcc-rich-location.c (get_range_for_expr): Delete.
7360 (gcc_rich_location::add_expr): Reimplement to avoid the
7361 rich_location::add_range overload that took a location_range,
7362 passing a location_t instead.
7364 2016-03-09 Richard Biener <rguenther@suse.de>
7365 Jakub Jelinek <jakub@redhat.com>
7367 PR tree-optimization/70138
7368 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7369 Also skip vect_double_reduction_def.
7371 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7374 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
7375 if the operand is "m".
7377 2016-03-09 Nathan Sidwell <nathan@acm.org>
7379 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
7381 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7383 * config/i386/i386.c (processor_target_table): Fix cost table
7384 intialization order for znver1.
7386 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7388 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7389 - becuase -> because.
7390 * ipa-reference.c (ignore_module_statics): Likewise.
7391 * cgraph.c (cgraph_node::get_body): Likewise.
7392 * ipa-inline.c (early_inliner): Likewise.
7393 * ipa-devirt.c (types_same_for_odr): Likewise.
7394 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7395 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7397 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7399 * tree-ssa-math-opts.c: Fix typo in comment.
7401 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7404 * config/i386/i386.c (scalar_chain::make_vector_copies,
7405 scalar_chain::convert_reg): Call end_sequence in between
7406 get_insns and emit_conversion_insns rather than after both
7409 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
7412 * config/i386/i386.h (machine_function): Add
7413 pc_thunk_call_expanded flag.
7414 (ix86_pc_thunk_call_expanded): New define.
7415 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
7416 (*set_got): Rename insn pattern from set_got.
7417 (*set_got_labelled): Rename inst pattern from set_got_labelled.
7418 * config/i386/i386.c (ix86_compute_frame_layout): Use
7419 ix86_pc_thunk_call_expanded to prevent red-zone.
7421 2016-03-07 Martin Jambor <mjambor@suse.cz>
7423 * hsa.h (hsa_get_ctor_statements): Declare.
7424 (hsa_get_dtor_statements): Likewise.
7425 (hsa_get_kernel_dispatch_type): Likewise.
7426 * hsa.c (hsa_get_ctor_statements): New function.
7427 (hsa_get_dtor_statements): Likewise.
7428 (hsa_get_kernel_dispatch_type): Likewise.
7429 * hsa-brig.c (hsa_cdtor_statements): Removed.
7430 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
7431 hsa_get_dtor_statements.
7432 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
7433 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
7435 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
7437 * config/arm/arm-cores.def (cortex-r8): New.
7438 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
7439 * config/arm/arm-tune.md: Likewise.
7440 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
7442 2016-03-07 Martin Sebor <msebor@redhat.com>
7444 PR rtl-optimization/19705
7445 * doc/invoke.texi (Options That Control Optimization): Clarify
7446 -fno-branch-count-reg.
7448 2016-02-26 Richard Biener <rguenther@suse.de>
7449 Jeff Law <law@redhat.com>
7451 PR tree-optimization/69740
7452 * cfghooks.c (remove_edge): Request loop fixups if we delete
7453 an edge that might turn an irreducible loop into a natural
7455 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
7456 Move after definition of loops_state_clear.
7458 2016-03-07 Bin Cheng <bin.cheng@arm.com>
7460 PR rtl-optimization/69052
7461 * rtlanal.c (commutative_operand_precedence): Set higher precedence
7464 2016-03-07 Tom de Vries <tom@codesourcery.com>
7466 PR tree-optimization/70116
7467 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
7468 is_tm_ending stmts and ubsan/asan internal functions.
7469 (find_duplicate): Use it. Don't test is_tm_ending here.
7471 2016-03-07 Richard Biener <rguenther@suse.de>
7473 PR tree-optimization/70115
7474 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
7475 (propagate_constants_for_unrolling): Use replace_uses_by.
7477 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
7480 * omp-low.c (struct oacc_loop): Add ifns.
7481 (new_oacc_loop_raw): Initialize it.
7482 (finish_oacc_loop): Clear mask & flags if no ifns.
7483 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
7484 (oacc_loop_xform_loop): Add ifns arg & adjust.
7485 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
7487 2016-03-07 Richard Henderson <rth@redhat.com>
7490 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
7491 (insert_value_copy_on_edge): Likewise.
7493 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7495 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
7497 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7500 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
7502 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7504 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
7506 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7508 Fix sseimul type attribute.
7509 * config/i386/znver1.md
7510 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
7511 znver1_sseimul_avx256_load) : Fix the type attribute.
7512 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
7513 pipe usage and latency.
7515 2016-03-05 Jakub Jelinek <jakub@redhat.com>
7518 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
7519 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
7522 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7525 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
7527 PR rtl-optimization/69941
7528 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
7529 the reg share its mode.
7531 2016-03-04 Jeff Law <law@redhat.com>
7533 PR tree-optimization/69196
7534 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7535 If the both SSA_NAMEs are anonymous, then consider them unassociated
7536 and include the PHI in the statement count.
7538 2016-03-05 Tom de Vries <tom@codesourcery.com>
7540 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
7541 construct in oacc routine. Check for oacc region in oacc routine.
7543 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7546 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
7547 2016-02-22 changes, instead don't recurse if RECUR is already true.
7548 Don't change *dynamic_check if RECUR. Adjust recursive caller
7549 to pass true to the new argument.
7550 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
7553 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
7554 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
7556 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
7558 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7560 PR rtl-optimization/57676
7561 * lra-assigns.c (lra_assign): Guard test for maximum iterations
7564 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
7566 * tree-vect-patterns.c (search_type_for_mask): Handle
7567 comparison of booleans.
7569 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7571 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
7575 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
7576 all other ops that have dw_val_class_die_ref operands,
7577 and DW_OP_GNU_entry_value.
7579 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7581 PR rtl-optimization/69904
7582 * config/arm/arm.c (arm_cannot_copy_insn_p):
7583 Return true for load-exclusive instructions.
7585 2016-03-03 Jakub Jelinek <jakub@redhat.com>
7588 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
7589 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
7590 the pattern no matter if it is used just by non-pattern, pattern
7592 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
7593 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7594 oprnd1 def_stmt is in pattern, don't look through it.
7596 2016-03-03 Marek Polacek <polacek@redhat.com>
7599 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
7601 2016-03-03 Martin Liska <mliska@suse.cz>
7603 PR tree-optimization/70043
7604 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
7605 previous statement if we see a debug statement.
7607 2016-03-03 Richard Biener <rguenther@suse.de>
7609 PR tree-optimization/55936
7610 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
7611 parameter and guard unsafe equivalence use.
7612 (vrp_evaluate_conditional_warnv_with_ops): Always use
7613 safe equivalences but not via the quadratic compare_names
7616 2016-03-03 Michael Collison <michael.collison@linaro.org>
7619 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
7620 for operand 1 to s_register_operand. Change predicate for operand
7621 2 to arm_not_immediate_operand.
7623 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
7625 * doc/tm.texi: Regenerated.
7627 2016-03-02 Richard Henderson <rth@redhat.com>
7630 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
7631 simplification when all args are positive non-fixed registers.
7633 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7635 * target.def (lra_p): Specify that new ports should use LRA.
7637 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7640 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
7641 gimplify_type_sizes the type they refer to.
7642 (omp_notice_variable): Handle reference vars to VLAs.
7643 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
7644 reference to VLA decls in the second pass instead of first pass.
7646 2016-03-02 Tom de Vries <tom@codesourcery.com>
7648 PR tree-optimization/68659
7649 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
7650 new_expr == NULL_TREE.
7651 (get_new_name): Handle ADDR_EXPR.
7653 2016-03-02 Bin Cheng <bin.cheng@arm.com>
7655 PR rtl-optimization/69052
7656 * loop-invariant.c (canonicalize_address): New function.
7657 (inv_can_prop_to_addr_use): Check validity of address expression
7658 which is canonicalized by above function.
7660 2016-03-02 Alan Modra <amodra@gmail.com>
7663 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
7666 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7669 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
7670 (*movhi_internal): Put mask moves from and to memory separately
7671 from moves from/to GPRs.
7673 2016-03-02 Richard Biener <rguenther@suse.de>
7675 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
7676 GENERIC expressions in GIMPLE.
7678 2016-03-02 Richard Biener <rguenther@suse.de>
7680 * config/i386/i386.c (type_natural_mode): Fix typo.
7682 2016-03-02 Nick Clifton <nickc@redhat.com>
7684 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
7686 2016-03-02 Richard Biener <rguenther@suse.de>
7687 Uros Bizjak <ubizjak@gmail.com>
7690 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
7692 2016-03-02 Richard Biener <rguenther@suse.de>
7695 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
7697 2016-03-02 Marek Polacek <polacek@redhat.com>
7700 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
7701 "is promoted to" warning.
7703 2016-03-01 DJ Delorie <dj@redhat.com>
7705 * config.gcc: Deprecate mep-*.
7707 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
7710 * lra-constraints.c (regno_val_use_in): New.
7711 (match_reload): Use it instead of regno_use_in.
7713 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7715 PR rtl-optimization/70007
7716 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
7717 references present in REG_EQUAL notes attached to non-SET patterns.
7719 2016-03-01 Jeff Law <law@redhat.com>
7721 PR tree-optimization/69196
7722 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7723 Appropriately clamp the number of statements to copy when the
7724 thread path does not traverse a loop backedge.
7726 PR tree-optimization/69196
7727 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7728 Do count some PHIs in the thread path against the insn count. Decrease
7729 final statement count by one as the control statement in the last
7730 block will get removed. Remove special cased code for handling PHIs
7733 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
7736 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
7737 asm dialect alternatives to explicit GOTPCREL calls.
7739 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7742 * ira.c (do_reload): Issue warning for generic stack checking here...
7743 * reload1.c (reload): ...instead of here and streamline it.
7745 2016-03-01 Nick Clifton <nickc@redhat.com>
7747 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
7749 2016-03-01 Richard Biener <rguenther@suse.de>
7751 PR tree-optimization/69983
7752 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
7753 types and fall back to operand_equal_p.
7755 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7758 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7760 * config/s390/constraints.md ("jm8"): New constraint.
7761 * config/s390/predicates.md ("const_int_8bitset_operand"): New
7763 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
7765 ("*setmem_long<setmem_and>"): New pattern.
7766 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
7768 ("*setmem_long_31z<setmem_and>"): New pattern.
7769 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
7770 New substitution rules with the required attributes.
7773 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7776 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7778 * gensupport.c (process_substs_on_one_elem): Split loop to
7779 complete mark_operands_used_in_match_dup on all expressions in the
7781 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7782 and remove function.
7784 2016-03-01 Richard Biener <rguenther@suse.de>
7787 * fold-const.c (fold_indirect_ref_1): Fix range checking for
7788 vector BIT_FIELD_REF extract.
7790 2016-03-01 Richard Biener <rguenther@suse.de>
7792 PR tree-optimization/69994
7793 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
7795 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
7797 PR tree-optimization/69956
7798 * tree-vect-stmts.c (supportable_widening_operation): Support
7799 multi-step conversion of boolean vectors.
7800 (supportable_narrowing_operation): Likewise.
7802 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7804 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
7807 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7809 * config/s390/subst.md (DSI_VI): New mode iterator.
7810 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
7811 * config/s390/vector.md ("vec_set<mode>"): Move expander before
7812 the insn definition.
7813 ("*vec_set<mode>"): Change predicate and add alternative to
7814 support only either register or const_int operands as element
7816 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
7818 ("vec_extract<mode>"): New expander.
7819 ("*vec_extract<mode>"): New insn definition supporting reg and
7820 const_int element selectors.
7821 ("*vec_extract<mode>_plus"): New insn definition supporting
7822 reg+const_int element selectors.
7823 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
7824 following expander+insn definition.
7825 ("<vec_shifts_name><mode>3"): New expander.
7826 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
7828 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7830 * config/s390/s390.md ("*tabort_1"): Change predicate to
7831 nonmemory_operand. Add a second alternative to cover
7832 register as well as const int operands.
7833 ("*tabort_1_plus"): New pattern definition.
7835 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7837 * config/s390/s390.md ("*ashrdi3_cc_31")
7838 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
7839 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
7840 Merge insn definitions into ...
7841 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7842 New pattern definition.
7843 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
7844 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
7845 ("*ashr<mode>3_and"): Merge insn definitions into ...
7846 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7847 New pattern definition.
7848 * config/s390/subst.md ("addr_style_op_cc_subst")
7849 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
7850 substitutions patterns plus attributes.
7851 Add ashiftrt to SUBST iterator.
7853 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7855 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
7856 op2 to nonmemory_operand.
7857 ("*<shift>di3_31", "*<shift>di3_31_and"):
7858 Merge into single pattern definition ...
7859 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
7860 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
7861 pattern definition ...
7862 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
7863 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
7866 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7868 * config/s390/predicates.md (const_int_6bitset_operand): New
7870 * config/s390/s390.md: Include subst.md.
7871 ("rotl<mode>3"): New expander.
7872 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
7874 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
7875 * config/s390/subst.md: New file.
7877 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7879 * config/s390/s390.md ("op_type", "atype", "length" attributes):
7880 Remove RRR type. It doesn't really exist.
7881 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
7883 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
7884 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
7885 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
7886 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
7887 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
7888 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
7889 `enabled' attribute.
7891 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7893 * gensupport.c (process_substs_on_one_elem): Split loop to
7894 complete mark_operands_used_in_match_dup on all expressions in the
7896 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7897 and remove function.
7899 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7902 * config/sparc/sparc.c (NWORDS_UP): Rename to...
7903 (CEIL_NWORDS): ...this. Use CEIL macro.
7904 (compute_fp_layout): Adjust to above renaming.
7905 (function_arg_union_value): Likewise.
7906 (sparc_arg_partial_bytes): Likewise.
7907 (sparc_function_arg_advance): Likewise.
7909 2016-02-29 Jeff Law <law@redhat.com>
7911 PR tree-optimization/70005
7912 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
7913 where an object with a boolean range is compared against a value
7916 PR tree-optimization/69999
7917 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
7918 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
7921 2016-02-29 Richard Biener <rguenther@suse.de>
7923 PR tree-optimization/69994
7924 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
7925 (get_unary_op): Look through nop conversions.
7926 (ops_equal_values_p): New function, look for equality diregarding
7928 (eliminate_plus_minus_pair): Use ops_equal_values_p
7929 (repropagate_negates): Do not use get_unary_op here.
7931 2016-02-29 Martin Liska <mliska@suse.cz>
7933 * system.h: Poison ENABLE_CHECKING macro.
7935 2016-02-29 Martin Liska <mliska@suse.cz>
7937 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
7938 is presented in dump flags.
7939 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7940 (hsa_regalloc): Likewise.
7942 2016-02-19 Richard Biener <rguenther@suse.de>
7944 PR tree-optimization/69980
7945 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
7946 permutation of those we need to keep.
7948 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7951 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
7952 (NWORDS_UP): ...this
7953 (init_cumulative_args): Minor tweaks.
7954 (sparc_promote_function_mode): Likewise.
7955 (scan_record_type): Delete.
7956 (traverse_record_type): New function template.
7957 (classify_data_t): New structure type.
7958 (classify_registers): New inline function.
7959 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
7960 exhausted. Instantiate traverse_record_type on classify_registers and
7961 deal with the case of a structure passed in slot #15 with no FP field
7963 (assign_data_t): New structure type.
7964 (compute_int_layout): New static function.
7965 (compute_fp_layout): Likewise.
7966 (count_registers): New inline function.
7967 (assign_int_registers): New static function.
7968 (assign_fp_registers): Likewise.
7969 (assign_registers): New inline function.
7970 (function_arg_record_value_1): Delete.
7971 (function_arg_record_value_2): Likewise.
7972 (function_arg_record_value_3): Likewise.
7973 (function_arg_record_value): Adjust to above changes. Instantiate
7974 traverse_record_type on count_registers to first count the number of
7975 registers to be used and then on assign_registers to assign them.
7976 (function_arg_union_value): Adjust to above renaming.
7977 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
7978 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
7979 case of a structure passed in slot #15
7980 (sparc_function_arg_advance): Likewise.
7981 (function_arg_padding): Minor tweak.
7983 2016-02-29 Richard Biener <rguenther@suse.de>
7985 PR tree-optimization/69720
7986 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
7987 the adjustment_def path for possibly vectorized defs.
7988 (vect_create_epilog_for_reduction): Handle vectorized initial
7991 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
7993 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
7995 2016-02-27 Jeff Law <law@redhat.com>
7998 2016-02-26 Richard Biener <rguenther@suse.de>
7999 Jeff Law <law@redhat.com>
8001 PR tree-optimization/69740
8002 * cfghooks.c (remove_edge): Request loop fixups if we delete
8003 an edge that might turn an irreducible loop into a natural
8006 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8008 PR rtl-optimization/69896
8009 * tree-vect-generic.c (get_compute_type): Avoid single element
8012 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8014 Rename the AArch64 tuning option and related functions to enable the
8015 Newton series for the reciprocal square root to reflect its
8016 approximative characteristic.
8018 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8019 function to "aarch64_emit_approx_rsqrt".
8020 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8021 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8022 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8023 (xgene1_tunings): Likewise.
8024 (use_rsqrt_p): Likewise.
8025 (aarch64_emit_swrsqrt): Use new function name.
8026 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8027 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8028 text explaining this option.
8029 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8031 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8034 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8035 complain about -mallow-movmisalign without -mvsx if
8036 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8038 2016-02-26 Joel Sherrill <joel@rtems.org>
8040 * config.gcc: Add x86_64-*-rtems*.
8041 * config/i386/rtems-64.h: New file.
8043 2016-02-26 Joel Sherrill <joel@rtems.org>
8045 * config.gcc: Add aarch64-*-rtems*.
8046 * config/aarch64/rtems.h: New file.
8048 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8051 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8052 shift amount using %h. Add comment.
8054 2016-02-26 Richard Biener <rguenther@suse.de>
8055 Jeff Law <law@redhat.com>
8057 PR tree-optimization/69740
8058 * cfghooks.c (remove_edge): Request loop fixups if we delete
8059 an edge that might turn an irreducible loop into a natural
8062 2016-02-26 Martin Jambor <mjambor@suse.cz>
8065 * tree-sra.c (sra_modify_assign): Do not remove loads of
8066 uninitialized aggregates to SSA_NAMEs.
8068 2016-02-26 Richard Henderson <rth@redhat.com>
8071 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8072 pseudo in case the target rtx matches the source of the left
8075 2016-02-26 Martin Jambor <mjambor@suse.cz>
8078 * hsa.h (hsa_type_packed_p): Declare.
8079 * hsa.c (hsa_type_packed_p): New function.
8080 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8082 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8083 * hsa-brig.c (emit_basic_insn): Likewise.
8085 2016-02-26 Martin Jambor <mjambor@suse.cz>
8088 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8090 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8092 2016-02-26 Martin Jambor <mjambor@suse.cz>
8094 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8095 hsa_op_with_type operands.
8096 (hsa_unsigned_type_for_type): Declare.
8097 * hsa.c (hsa_unsigned_type_for_type): New function.
8098 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8099 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8100 the finalizer. Do not emit extra move.
8102 2016-02-26 Martin Jambor <mjambor@suse.cz>
8104 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8105 atomic operations in private segment.
8107 2016-02-26 Martin Jambor <mjambor@suse.cz>
8109 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8110 statements to wi->info. Also disallow omp simd constructs.
8111 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8112 for not gridifying. Dump special string for omp_for.
8114 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8117 * config/aarch64/aarch64.c (aarch64_set_current_function):
8118 Save/restore target globals when switching to
8119 target_option_default_node.
8121 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8124 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8125 Return 0 if !SHIFT_COUNT_TRUNCATED.
8127 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8128 Eric Botcazou <ebotcazou@adacore.com>
8130 PR rtl-optimization/69891
8131 * dse.c (scan_insn): If we can't figure out memset arguments
8132 or they are non-constant, call clear_rhs_from_active_local_stores.
8134 2016-02-26 Martin Liska <mliska@suse.cz>
8136 * doc/extend.texi: Mention clog10, clog10f an clog10l
8137 in Builtins section.
8139 2016-02-26 Martin Liska <mliska@suse.cz>
8141 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8143 (resolve_args_picking_1): Likewise.
8144 * dwarf2out.h (struct GTY): Likewise.
8146 2016-02-26 Martin Liska <mliska@suse.cz>
8148 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8150 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8152 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8153 Martin Liska <mliska@suse.cz>
8155 * doc/install.texi: Mention --enable-valgrind-annotations.
8157 2016-02-26 Richard Biener <rguenther@suse.de>
8159 PR tree-optimization/69551
8160 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8161 looking through aliases adjust DECL_PT_UID to refer to the
8162 ultimate alias target.
8164 2016-02-25 Martin Liska <mliska@suse.cz>
8167 * alloc-pool.c (after_memory_report): New variable.
8168 * alloc-pool.h (base_pool_allocator ::release): Do not use
8169 the infrastructure if after_memory_report.
8170 * toplev.c (toplev::main): Mark after memory report.
8172 2016-02-25 Richard Biener <rguenther@suse.de>
8174 PR tree-optimization/48795
8175 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8177 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8180 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8181 offloading is enabled and -fopenacc or -fopenmp is specified.
8182 (CRTOFFLOADEND): Likewise.
8183 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8184 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8185 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8186 (offload_objects_file_name): New static var.
8187 (tool_cleanup): Remove offload_objects_file_name file.
8188 (find_offloadbeginend): Replace with ...
8189 (find_crtoffloadtable): ... this.
8190 (run_gcc): Remove offload_argc and offload_argv.
8191 Get offload_objects_file_name from -foffload-objects=... option.
8192 Read names of object files with offload from this file, pass them to
8193 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8194 don't pass offloadbegin and offloadend to the linker. Don't pass
8195 offload non-LTO files to the linker, because now they're not claimed.
8197 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8200 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8201 on builtin_unreachable.
8203 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8205 PR rtl-optimization/69896
8206 * regcprop.c: Include cfgrtl.h.
8207 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8208 than remembered mode, either delete it (if noop_move_p), or
8209 treat like copy_p but not noop_p instruction.
8211 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8214 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8215 - allow NULL decl for Fortran DW_TAG_common_block variables.
8217 2016-02-24 Jason Merrill <jason@redhat.com>
8219 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8221 2016-02-24 Richard Biener <rguenther@suse.de>
8222 Jakub Jelinek <jakub@redhat.com>
8225 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8226 conditionally executed ops to well-defined overflow behavior.
8228 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8231 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8234 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8236 PR rtl-optimization/69886
8237 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8238 argument. Use it when checking validity of set instructions.
8239 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8240 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8242 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8243 * store-motion.c (find_moveable_store): Update
8244 can_assign_to_reg_without_clobbers_p callsite.
8246 2016-02-24 Richard Biener <rguenther@suse.de>
8249 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8251 (record_nonwrapping_iv): Do not fall back to the low/high bound
8252 for non-constant IV bases if the stmt is not always executed.
8254 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8256 * config/arm/arm-cores.def (cortex-a32): New entry.
8257 * config/arm/arm-tables.opt: Regenerate.
8258 * config/arm/arm-tune.md: Regenerate.
8259 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8260 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8261 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8262 for -mcpu and -mtune.
8264 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8267 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8268 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8269 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8270 (atomic_loaddi_1): Delete.
8271 (atomic_loaddi): Rewrite expander using the above changes.
8273 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8276 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8279 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8280 Richard Biener <rguenth@suse.de>
8283 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8284 set_mem_attributes if tem is SSA_NAME which got expanded
8287 2016-02-24 Richard Biener <rguenther@suse.de>
8289 PR tree-optimization/69907
8290 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8291 end of permutations for BB vectorization.
8293 2016-02-24 Christian Bruel <christian.bruel@st.com>
8295 * config/arm/arm-c.c (arm_option_override): Initialize
8296 target_option_current_node.
8297 * config/arm/arm.c (arm_pragma_target_parse): Replace
8298 build_target_option_node call by target_option_current_node.
8299 Set target_option_current_node.
8302 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
8305 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
8306 define_insn_and_split to define_insn.
8307 (zero_extendqi<mode>2_dot2): Same.
8308 (extendqi<mode>2_dot): Same.
8309 (extendqi<mode>2_dot2): Same.
8311 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8313 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
8314 and add bypass for AES{D,E} and AESMC pairs.
8315 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8318 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8320 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
8321 series for reciprocal square root in Exynos M1.
8323 2016-02-23 Martin Sebor <msebor@redhat.com>
8326 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
8327 __builtin_alloca_with_align.
8329 2016-02-23 Richard Henderson <rth@redhat.com>
8331 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
8332 (ix86_register_pragmas): Remove __seg_tls.
8333 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
8334 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
8335 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
8336 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
8337 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
8338 * doc/extend.texi (__seg_tls): Remove item.
8340 2016-02-23 Richard Biener <rguenther@suse.de>
8342 * alloc-pool.h (struct allocation_object): Make id member
8343 conditional on CHECKING_P again.
8344 (get_instance): Adjust.
8345 (base_pool_allocator): Likewise.
8347 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
8349 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
8350 (parallelize_loops): In OpenACC kernels mode, set n_threads to
8352 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8354 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
8356 2016-02-23 Richard Biener <rguenther@suse.de>
8358 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
8359 * bitmap.h (struct bitmap_usage): Likewise.
8360 (bitmap_move): Declare.
8361 * bitmap.c (register_overhead): Take size_t argument.
8362 (bitmap_move): New function.
8363 * df-problems.c (df_rd_transfer_function): Use bitmap_move
8364 to properly account overhead.
8365 * tree.c (free_node): Use tree_size.
8367 2016-02-23 Jakub Jelinek <jakub@redhat.com>
8370 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
8371 when inverting comparison.
8374 * common.opt (Wunreachable-code): Add Warning flag.
8376 2016-02-23 Mark Wielaard <mjw@redhat.com>
8377 Jakub Jelinek <jakub@redhat.com>
8380 * cgraphunit.c (check_global_declaration): Check main_input_filename
8381 and DECL_SOURCE_FILE are not NULL.
8383 2016-02-23 Martin Jambor <mjambor@suse.cz>
8385 PR tree-optimization/69666
8386 * tree-sra.c (sra_modify_assign): Do not attempt to create
8387 default_def replacements for unscalarizable regions.
8389 2016-02-20 Mark Wielaard <mjw@redhat.com>
8392 * cgraphunit.c (check_global_declaration): Check level of
8393 warn_unused_const_variable and main_input_filename.
8394 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8395 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8396 (-Wunused-const-variable): Explain levels 1 and 2.
8398 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8401 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
8402 identical arguments. Formatting and spelling fixes.
8405 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
8410 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
8411 and m68k-devices.def.
8412 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
8413 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
8415 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
8417 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
8418 and HImode registers.
8420 2016-02-22 Richard Biener <rguenther@suse.de>
8422 PR tree-optimization/69882
8423 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
8424 preserve permutations present because of gaps.
8425 (vect_supported_load_permutation_p): Always continue checking
8426 permutations after vect_attempt_slp_rearrange_stmts.
8428 2016-02-22 Bin Cheng <bin.cheng@arm.com>
8430 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
8431 min_profitable_estimate, rather than min_profitable_iters.
8433 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8436 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
8437 SImode for last match_operand.
8439 2016-02-22 Martin Liska <mliska@suse.cz>
8441 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
8442 return bitsize - 1 as the return value.
8444 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
8448 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
8449 Handle negative shift counts.
8450 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
8451 force_reg on the shift constant.
8452 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
8453 (lshrsi3_d): Handle negative shift counts.
8455 2016-02-22 Richard Biener <rguenther@suse.de>
8456 Tom de Vries <tom@codesourcery.com>
8458 * graph.c: Include dumpfile.h.
8459 (print_graph_cfg): Split into three overloads.
8460 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
8462 2016-02-22 Tom de Vries <tom@codesourcery.com>
8464 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
8467 2016-02-22 Richard Biener <rguenther@suse.de>
8470 * ipa-inline-transform.c (inline_call): When not updating
8471 overall summaries adjust self size by the growth estimate.
8472 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
8473 hash-set, do not update overall summaries here. Renamed from ...
8474 (inline_to_all_callers): ... this which is now wrapping the
8475 above and performing delayed overall summary update.
8476 (early_inline_small_functions): Delay updating of the overall
8479 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
8481 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
8484 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8487 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
8488 :%* in %:gt() argument.
8489 (greater_than_spec_func): Adjust for expecting only numbers,
8490 if there are more than two numbers, compare the last two.
8492 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
8494 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
8495 -Wnarrowing with -std.
8497 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8500 * expr.c (store_field): Don't use bit-field path if exp is
8501 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
8502 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
8503 and the assignment can be performed by bitwise copy. Formatting
8507 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
8508 call copy_reg_eh_region_note_forward on before and/or after sequences
8509 and remove note from insn if it no longer can throw.
8512 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
8515 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8517 * config/s390/vector.md: Add missing commutative operand markers
8518 to the patterns which qualify for one.
8519 * config/s390/vx-builtins.md: Likewise.
8521 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8523 * config/s390/vector.md (VI, VI_QHS): Add single element vector
8524 types to mode iterators.
8525 (vec_double): ... and mode attribute.
8526 * config/s390/vx-builtins.md (non_vec_int): Likewise.
8528 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8530 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
8531 Change the predicate of op2 from nonimmediate to general and let
8532 reload fix it if necessary.
8534 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8536 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
8538 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8540 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
8543 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8545 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
8546 * config/s390/s390.c (s390_expand_vec_movstr): New function.
8547 * config/s390/s390.md ("movstr<P:mode>"): Call
8548 s390_expand_vec_movstr.
8550 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8552 * config/s390/s390.md: Add missing output modifier for operand 1
8553 to print it as address properly.
8555 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8557 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
8558 * config/s390/2964.md: New file.
8559 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
8560 of insn grouping attributes depending on the CPU level.
8561 (s390_get_unit_mask): New function.
8562 (s390_sched_score): Remove the OOO from the scheduling macros.
8563 Add loop to calculate a score for the instruction mix.
8564 (s390_sched_reorder): Likewise plus improve debug output.
8565 (s390_sched_variable_issue): Rename macros as above. Calculate
8566 the unit distances after actually scheduling an insn. Improve
8568 (s390_sched_init): Clear last_scheduled_unit_distance array.
8569 * config/s390/s390.md: Include 2964.md.
8571 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8574 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
8575 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
8576 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
8577 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
8578 *avx512f_<code>v8div16qi2_mask_1): New insns.
8580 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8583 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
8586 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
8587 earlyclobber from target. Use wF constraint for fused memory
8589 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
8591 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8592 Martin Liska <mliska@suse.cz>
8595 * cfgexpand.c (asan_sanitize_stack_p): New function.
8596 (partition_stack_vars): Use the function.
8597 (expand_stack_vars): Likewise.
8598 (defer_stack_allocation): Likewise.
8599 (expand_used_vars): Likewise.
8601 2016-02-18 Richard Biener <rguenther@suse.de>
8604 * fold-const.c (operand_equal_p): Properly compare offsets for
8605 IMAGPART_EXPR and ARRAY_REF.
8607 2016-02-18 Nick Clifton <nickc@redhat.com>
8611 * config/arm/arm.c (arm_option_override_internal): Disable
8612 interworking if the target does not support thumb instructions.
8613 (arm_reload_in_hi): Handle the case where a register to register
8614 move needs reloading because there is no simple pattern to handle
8616 (arm_reload_out_hi): Likewise.
8618 2016-02-18 Richard Biener <rguenther@suse.de>
8621 * match.pd: Don't use fold_binary or fold_unary for folding
8624 2016-02-17 Jakub Jelinek <jakub@redhat.com>
8627 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
8628 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
8629 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
8630 warn on gimple_no_warning_p statements.
8632 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
8634 * doc/extend.texi (C++ Attributes): Correct description of
8635 warn_unused type attribute.
8637 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8639 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
8640 correct instruction.
8642 2016-02-17 Richard Biener <rguenther@suse.de>
8644 PR rtl-optimization/69609
8645 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
8646 (find_traces_1_round): When ending a trace update cached priority
8648 (bb_to_key): Use cached priority when available.
8649 (copy_bb): Initialize cached priority.
8650 (reorder_basic_blocks_software_trace_cache): Likewise.
8652 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8655 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
8657 (aarch64_comparison_operator): Break overly long line into two.
8658 (aarch64_comparison_operation): Likewise.
8659 * config/aarch64/aarch64.md (cstorecc4): Use
8660 aarch64_comparison_operator_mode instead of
8661 aarch64_comparison_operator.
8662 (cstore<mode>4): Likewise.
8663 (aarch64_cstore<mode>): Likewise.
8664 (*cstoresi_insn_uxtw): Likewise.
8665 (cstore<mode>_neg): Likewise.
8666 (*cstoresi_neg_uxtw): Likewise.
8668 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8671 * config/arm/predicates.md (arm_comparison_operator_mode):
8673 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
8674 instead of arm_comparison_operator.
8675 (*mov_negscc): Likewise.
8676 (*mov_notscc): Likewise.
8677 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
8678 (*thumb2_mov_negscc): Likewise.
8679 (*thumb2_mov_negscc_strict_it): Likewise.
8680 (*thumb2_mov_notscc): Likewise.
8681 (*thumb2_mov_notscc_strict_it): Likewise.
8683 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
8685 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
8688 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
8690 * config/visium/visium.c (machine_libfunc_index): New enum.
8691 (machine_libfuncs): New structure.
8692 (visium_libfuncs): New static variable.
8693 (TARGET_INIT_LIBFUNCS): Define to...
8694 (visium_init_libfuncs): ...this. New function.
8695 (expand_block_move_4): Use the appropriate libfunc.
8696 (expand_block_move_2): Likewise.
8697 (expand_block_move_1): Likewise.
8698 (expand_block_set_4): Likewise.
8699 (expand_block_set_2): Likewise.
8700 (expand_block_set_1): Likewise.
8701 (visium_trampoline_init): Likewise.
8703 2016-02-17 Nick Clifton <nickc@redhat.com>
8705 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
8706 TI's devices.csv file as of March 2016.
8708 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
8711 * opts-global.c (handle_common_deferred_options): Introduce and
8712 initialize two global variables to remember command-line options
8713 specifying a stack-limiting register.
8714 * opts.h: Add extern declarations of the two new global variables.
8715 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
8716 variable based on the values of the two new global variables.
8718 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8721 * common.opt (Wnonnull-compare): New warning.
8722 * doc/invoke.texi (-Wnonnull): Remove text about comparison
8723 of arguments against NULL.
8724 (-Wnonnull-compare): Document.
8725 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
8726 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
8727 * passes.def (pass_warn_nonnull_compare): Add.
8728 * gimple-ssa-nonnull-compare.c: New file.
8730 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8732 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
8733 AARCH64_EXTRA_TUNE_RECIP_SQRT.
8735 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8737 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
8738 reciprocal sqrt for -mlow-precision-recip-sqrt.
8740 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8741 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8743 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
8744 always use lane loads to construct non-constant vectors.
8746 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8748 * config/aarch64/aarch64.md
8749 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
8750 constraints for operand 3.
8751 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
8753 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8754 Richard Biener <rguenther@suse.de>
8756 PR tree-optimization/69820
8757 * tree-vect-patterns.c (type_conversion_p): Return false if
8758 *orig_type is unsigned single precision or boolean.
8759 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
8762 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8764 PR rtl-optimization/69764
8765 PR rtl-optimization/69771
8766 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
8767 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
8769 2016-02-16 Richard Biener <rguenther@suse.de>
8771 PR tree-optimization/69776
8772 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
8774 (indirect_refs_may_alias_p): Likewise.
8775 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
8776 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
8777 according to tbaa_p.
8778 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
8779 (optimize_stmt): For redundant store discovery do not allow tbaa.
8781 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
8783 PR tree-optimization/69714
8784 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
8785 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
8787 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
8789 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
8790 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
8791 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
8792 * config/arc/arc.c (arc_init): Check FPU options.
8793 (get_arc_condition_code): Handle new CC_FPU* modes.
8794 (arc_select_cc_mode): Likewise.
8795 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
8796 register pair only. Allow access for ARCv2 accumulator.
8797 (gen_compare_reg): Whenever we have FPU support use FPU compare
8799 (arc_reorg): Don't generate brcc insns when FPU compare
8800 instructions are involved.
8801 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
8802 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
8803 floating point emulation.
8804 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
8805 (REVERSE_CONDITION): Add new CC_FPU* modes.
8806 (TARGET_FP_SP_BASE): Define.
8807 (TARGET_FP_DP_BASE): Likewise.
8808 (TARGET_FP_SP_FUSED): Likewise.
8809 (TARGET_FP_DP_FUSED): Likewise.
8810 (TARGET_FP_SP_CONV): Likewise.
8811 (TARGET_FP_DP_CONV): Likewise.
8812 (TARGET_FP_SP_SQRT): Likewise.
8813 (TARGET_FP_DP_SQRT): Likewise.
8814 (TARGET_FP_DP_AX): Likewise.
8815 * config/arc/arc.md (ARCV2_ACC): New constant.
8816 (type): New fpu type attribute.
8817 (SDF): Conditional iterator.
8818 (cstore<mode>, cbranch<mode>): Change expand condition.
8819 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
8820 handles FPU/FPX cases as well.
8821 * config/arc/arc.opt (mfpu): New option.
8822 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
8824 (adddf3, muldf3, subdf3): Removed.
8825 * config/arc/predicates.md (proper_comparison_operator): Recognize
8827 * config/arc/fpu.md: New file.
8828 * doc/invoke.texi (ARC Options): Document mfpu option.
8830 2016-02-16 Richard Biener <rguenther@suse.de>
8832 PR rtl-optimization/69291
8833 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
8834 noce_operand_ok check.
8836 2016-02-16 Tom de Vries <tom@codesourcery.com>
8839 * omp-low.c (simd_clone_create): Remove call to
8840 symtab->call_cgraph_insertion_hooks.
8842 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8844 PR tree-optimization/69802
8845 * tree-ssa-reassoc.c (update_range_test): If op is
8846 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
8847 op == 1 test of precision 1 integral op, otherwise handle
8848 that case as op itself. Fix up formatting.
8849 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
8852 2016-02-16 Richard Biener <rguenther@suse.de>
8854 PR tree-optimization/69586
8855 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
8856 types for conversion sources.
8858 2016-02-16 Richard Biener <rguenther@suse.de>
8861 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
8862 mask OEP_ADDRESS_OF.
8864 2016-02-16 Alan Modra <amodra@gmail.com>
8867 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
8868 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
8869 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
8871 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
8872 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
8873 (p8_fmrgow_<mode>): Likewise.
8874 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
8876 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
8877 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
8878 to use movdi_internal64. Remove op0_di.
8879 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
8881 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
8883 Add support for the FCCMP insn types
8885 * config/aarch64/aarch64.md (fccmp): Change insn type.
8887 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
8888 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
8889 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
8890 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
8891 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
8892 * config/arm/types.md (fccmps): Add new insn type.
8895 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
8897 * alias.c (get_alias_set): Fix a typo in comment.
8899 2016-02-15 Richard Biener <rguenther@suse.de>
8901 PR tree-optimization/69595
8902 * match.pd: Complete range test simplification to true.
8904 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
8906 PR rtl-optimization/69648
8907 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
8908 pic_offset_table_rtx.
8910 PR rtl-optimization/69752
8911 * ira.c (update_equiv_regs): When looking for more than a single SET,
8912 also take other side effects into account.
8914 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8916 * config/s390/s390.c (s390_function_profiler): Add a new sequence
8917 for z900+ CPUs in 31-bit mode.
8919 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8921 * common/config/s390/s390-common.c (s390_supports_split_stack):
8923 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
8924 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
8925 * config/s390/s390.c (struct machine_function): New field
8926 split_stack_varargs_pointer.
8927 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
8928 in s390_emit_prologue.
8929 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
8931 (morestack_ref): New global.
8932 (SPLIT_STACK_AVAILABLE): New macro.
8933 (s390_expand_split_stack_prologue): New function.
8934 (s390_live_on_entry): New function.
8935 (s390_va_start): Use split-stack vararg pointer if appropriate.
8936 (s390_asm_file_end): Emit the split-stack note sections.
8937 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
8938 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
8939 (UNSPECV_SPLIT_STACK_CALL): New unspec.
8940 (UNSPECV_SPLIT_STACK_DATA): New unspec.
8941 (split_stack_prologue): New expand.
8942 (split_stack_space_check): New expand.
8943 (split_stack_data): New insn.
8944 (split_stack_call): New expand.
8945 (split_stack_call_*): New insn.
8946 (split_stack_cond_call): New expand.
8947 (split_stack_cond_call_*): New insn.
8949 2016-02-15 Richard Biener <rguenther@suse.de>
8951 PR tree-optimization/69783
8952 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8953 Add trivially correct cases.
8955 2016-02-15 Tom de Vries <tom@codesourcery.com>
8958 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
8960 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
8962 2016-02-15 Richard Biener <rguenther@suse.de>
8964 PR tree-optimization/69776
8965 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8966 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
8967 indicate whether we can use TBAA to disambiguate against stores.
8968 Use alias-set zero if not.
8969 (visit_reference_op_store): Do not use TBAA when looking up
8971 * tree-ssa-pre.c (compute_avail): Use TBAA here.
8972 (eliminate_dom_walker::before_dom_children): But not when looking
8973 up redundant stores.
8975 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
8977 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
8979 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8981 * config/i386/znver1.md
8982 (znver1_pop, znver1_pop_mem,
8983 znver1_load_imov_double_store,
8984 znver1_load_imov_direct_store,
8985 znver1_load_imov_direct_load,
8986 znver1_load_imov_double_load): Add new.
8987 (znver1_insn, znver1_insn_load): Add icmov type.
8989 znver1_sseavx_fma_load,
8991 znver1_avx256_fma_load): Fix pipe usage.
8993 2016-02-14 Alan Modra <amodra@gmail.com>
8996 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
8997 with an invalid hard reg, reload just the reg not the entire
8998 pre/post-inc/dec address expression.
9000 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9003 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9004 fixed R1_REG scratch reg.
9005 (sibcall_value_pcrel_fdpic): Likewise.
9007 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9011 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9013 2016-02-12 Walter Lee <walt@tilera.com>
9015 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9016 * config/tilegx/t-tilegx: Likewise.
9018 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9021 * diagnostic-show-locus.c (struct line_span): New struct.
9022 (layout::get_first_line): Delete.
9023 (layout::get_last_line): Delete.
9024 (layout::get_num_line_spans): New member function.
9025 (layout::get_line_span): Likewise.
9026 (layout::print_heading_for_line_span_index_p): Likewise.
9027 (layout::get_expanded_location): Likewise.
9028 (layout::calculate_line_spans): Likewise.
9029 (layout::m_first_line): Delete.
9030 (layout::m_last_line): Delete.
9031 (layout::m_line_spans): New field.
9032 (layout::layout): Update comment. Replace m_first_line and
9033 m_last_line with m_line_spans, replacing their initialization
9034 with a call to calculate_line_spans.
9035 (diagnostic_show_locus): When printing source lines and
9036 annotations, rather than looping over a single span
9037 of lines, instead loop over each line_span within
9038 the layout, with an inner loop over the lines within them.
9039 Call the context's start_span callback when changing line spans.
9040 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9041 (diagnostic_build_prefix): Break out the building of the location
9042 part of the string into...
9043 (diagnostic_get_location_text): ...this new function, rewriting
9044 it from nested ternary expressions to a sequence of "if"
9046 (default_diagnostic_start_span_fn): New function.
9047 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9048 (diagnostic_context::start_span): New field.
9049 (default_diagnostic_start_span_fn): New prototype.
9051 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9054 * gcc.c (driver::finalize): Fix cleanup of "specs".
9056 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9060 * gcc.c (driver::driver): Initialize m_option_suggestions.
9061 (driver::~driver): Clean up m_option_suggestions.
9062 (suggest_option): Convert to...
9063 (driver::suggest_option): ...this, and split out into
9064 driver::build_option_suggestions and find_closest_string.
9065 (driver::build_option_suggestions): New function, from
9066 first half of suggest_option. Special-case
9067 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9068 the sanitizer_opts array. For options of enum types, add the
9069 various enum values to the candidate strings.
9070 (driver::handle_unrecognized_options): Remove "const".
9071 * gcc.h (driver::handle_unrecognized_options): Likewise.
9072 (driver::build_option_suggestions): New decl.
9073 (driver::suggest_option): New decl.
9074 (driver::m_option_suggestions): New field.
9075 * opts-common.c (add_misspelling_candidates): New function.
9076 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9077 and make non-static.
9078 * opts.h (sanitizer_opts): New array decl.
9079 (add_misspelling_candidates): New function decl.
9080 * spellcheck.c (find_closest_string): New function.
9081 * spellcheck.h (find_closest_string): New function decl.
9083 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9085 PR rtl-optimization/69764
9086 PR rtl-optimization/69771
9087 * optabs.c (expand_binop_directly): For shift_optab_p, force
9088 convert_modes with VOIDmode if xop1 has VOIDmode.
9090 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9093 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9094 to correctly determine instrumentation thunks.
9096 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9099 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9100 type by reference, force lhs on the call.
9103 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9104 Compute retval and retbnd early in all cases if split_part_return_p
9105 and return_bb is not EXIT. Remove all clobber stmts and reset
9106 all debug stmts that refer to SSA_NAMEs defined in split part,
9107 except if it is retval, in that case replace the old retval with the
9108 lhs of the call to the split part.
9110 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9113 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9116 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9117 whose result is used in PHI.
9118 (maybe_optimize_range_tests): Likewise.
9119 (final_range_test_p): Likweise.
9121 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9124 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9125 whose result is used in PHI.
9126 (maybe_optimize_range_tests): Likewise.
9127 (final_range_test_p): Likweise.
9129 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9131 * cgraph.c: Spelling fixes - behaviour -> behavior and
9132 neighbour -> neighbor.
9133 * target.def: Likewise.
9134 * sel-sched.c: Likewise.
9135 * config/mips/mips.c: Likewise.
9136 * config/arc/arc.md: Likewise.
9137 * config/arm/cortex-a57.md: Likewise.
9138 * config/arm/arm.c: Likewise.
9139 * config/arm/neon.md: Likewise.
9140 * config/arm/arm-c.c: Likewise.
9141 * config/vms/vms-c.c: Likewise.
9142 * config/s390/s390.c: Likewise.
9143 * config/i386/znver1.md: Likewise.
9144 * config/i386/i386.c: Likewise.
9145 * config/ia64/hpux-unix2003.h: Likewise.
9146 * config/msp430/msp430.md: Likewise.
9147 * config/rx/rx.c: Likewise.
9148 * config/rx/rx.md: Likewise.
9149 * config/aarch64/aarch64-simd.md: Likewise.
9150 * config/aarch64/aarch64.c: Likewise.
9151 * config/nvptx/nvptx.c: Likewise.
9152 * config/bfin/bfin.c: Likewise.
9153 * config/cris/cris.opt: Likewise.
9154 * config/rs6000/rs6000.c: Likewise.
9155 * target.h: Likewise.
9156 * spellcheck.c: Likewise.
9157 * ira-build.c: Likewise.
9158 * tree-inline.c: Likewise.
9159 * builtins.c: Likewise.
9160 * lra-constraints.c: Likewise.
9161 * explow.c: Likewise.
9162 * hwint.h: Likewise.
9163 * targhooks.c: Likewise.
9164 * tree-vect-data-refs.c: Likewise.
9166 * doc/tm.texi: Likewise.
9167 * doc/extend.texi: Likewise.
9168 * doc/install.texi: Likewise.
9169 * doc/md.texi: Likewise.
9170 * tree-ssa-tail-merge.c: Likewise.
9171 * sched-int.h: Likewise.
9172 * match.pd: Likewise.
9173 * sched-ebb.c: Likewise.
9174 * target.def (omit_struct_return_reg): Likewise.
9175 * gimple-ssa-isolate-paths.c: Likewise.
9176 (find_implicit_erroneous_behaviour): Renamed to...
9177 (find_implicit_erroneous_behavior): ... this.
9178 (find_explicit_erroneous_behaviour): Renamed to...
9179 (find_explicit_erroneous_behavior): ... this.
9180 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9182 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9184 PR rtl-optimization/64682
9185 PR rtl-optimization/69567
9186 PR rtl-optimization/69737
9187 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9188 in I2 as well, just lose it.
9190 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9192 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9194 (aarch64_last_printed_tune_string): Likewise.
9195 (aarch64_declare_function_name): Only output .arch assembler
9196 directive if it will be different from the previously output
9197 directive. Same for .tune comment but only if -dA is set.
9198 (aarch64_start_file): New function.
9199 (TARGET_ASM_FILE_START): Define.
9201 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9204 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9206 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9209 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9210 -Wmaybe-uninitialized warning.
9212 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9215 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9217 2016-02-11 Richard Biener <rguenther@suse.de>
9219 PR rtl-optimization/69291
9220 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9221 subexpressions affected by changing the result.
9223 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9226 * lra-constraints.c (curr_insn_transform): Find in/out operands
9227 for secondary memory moves. Update dups.
9229 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9231 PR tree-optimization/69652
9232 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9233 to nested loop, did source re-formatting, skip debug statements,
9234 add check on statement with volatile operand, remove dead scalar
9237 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9238 Patrick Palka <ppalka@gcc.gnu.org>
9242 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9243 calls if the return type is TREE_ADDRESSABLE.
9244 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9245 * ipa-split.c (split_function): Fix doubled "we" in comment.
9246 Use void return type for the split part even if
9247 !split_point->split_part_set_retval.
9249 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9251 PR tree-optimization/68021
9252 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9253 when computing the value of biv cand by itself.
9255 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9257 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9258 (cortexa57_tunings): Likewise.
9259 (cortexa72_tunings): Likewise.
9260 (arch_macro_fusion_pair_p): Add support for AES fusion.
9261 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9262 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9263 Allow virtual registers before reload so early scheduling works.
9264 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9265 correct latency and pipeline.
9266 (cortex_a57_crypto_complex): Likewise.
9267 (cortex_a57_crypto_xor): Likewise.
9268 (define_bypass): Add AES bypass.
9270 2016-02-10 Richard Biener <rguenther@suse.de>
9272 PR tree-optimization/69726
9273 * passes.def: Add DCE pass before late uninit.
9274 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9275 really fixup if-conversions job.
9277 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9279 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9280 (arm_cortex_a57_tune): Likewise.
9281 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9282 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9284 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9286 * timevar.def (TV_PHASE_DBGINFO): Delete.
9287 (TV_PHASE_CHECK_DBGINFO): Likewise.
9288 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9290 2016-02-10 Richard Biener <rguenther@suse.de>
9292 PR tree-optimization/69719
9293 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9294 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
9296 2016-02-09 Andrew Pinski <apinski@cavium.com>
9299 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
9300 get_vcond_mask_icode returns false.
9302 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9305 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
9306 an ADDIS that adds a pointer to a large constant that sets the
9307 upper16 bits with a load operation.
9309 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9312 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
9314 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
9316 (vzipq_s16): Likewise.
9317 (vzipq_s32): Likewise.
9318 (vzipq_f32): Likewise.
9319 (vzipq_u8): Likewise.
9320 (vzipq_u16): Likewise.
9321 (vzipq_u32): Likewise.
9322 (vzipq_p8): Likewise.
9323 (vzipq_p16): Likewise.
9325 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9328 * config/arm/arm.c (neon_endian_lane_map): New function.
9329 (neon_vector_pair_endian_lane_map): New function.
9330 (arm_evpc_neon_vuzp): Allow for big endian lane order.
9331 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
9333 (vuzpq_s16): Likewise.
9334 (vuzpq_s32): Likewise.
9335 (vuzpq_f32): Likewise.
9336 (vuzpq_u8): Likewise.
9337 (vuzpq_u16): Likewise.
9338 (vuzpq_u32): Likewise.
9339 (vuzpq_p8): Likewise.
9340 (vuzpq_p16): Likewise.
9342 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
9345 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
9348 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
9350 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
9351 truncate const_int operand 1 to QImode.
9353 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
9355 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
9356 corresponding to an abnormal edge.
9358 2016-02-09 Tom de Vries <tom@codesourcery.com>
9360 PR tree-optimization/69599
9361 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
9363 (find_func_aliases_for_builtin_call, find_func_clobbers)
9364 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
9367 2016-02-09 Richard Biener <rguenther@suse.de>
9369 PR tree-optimization/69715
9370 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
9371 LHS on calls as non-rewritable.
9373 2016-02-09 Tom de Vries <tom@codesourcery.com>
9376 * lto-wrapper.c (append_diag_options): New function.
9377 (compile_offload_image): Call append_diag_options.
9379 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
9382 * doc/extend.texi (Flag Output Operands): Correct sectioning.
9383 Minor copy-edit to fix verb tenses.
9385 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9387 PR tree-optimization/69209
9388 * ipa-split.c (split_function): If split part is not
9389 returning retval, retval has gimple type but is not
9390 gimple value, force it into a SSA_NAME first.
9392 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9394 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9397 2016-02-08 Jason Merrill <jason@redhat.com>
9400 * convert.c (convert_to_integer_1): Check dofold on truncation
9402 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
9403 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
9404 Rename from *_nofold.
9405 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
9406 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
9408 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
9411 * tree.c (build_common_tree_nodes): Remove short_double argument.
9412 All callers changed.
9413 * tree.h (build_common_tree_nodes): Adjust declaration.
9414 * doc/invoke.texi (-fshort-double): Remove documentation.
9415 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9416 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
9417 * lto-wrapper.c (merge_and_complain, append_compiler_options)
9418 (append_linker_options): Don't handle OPT_fshort_double.
9420 PR rtl-optimization/68730
9421 * lra-remat.c (insn_to_cand_activation): New static variable.
9422 (lra_remat): Allocate and free it.
9423 (create_cand): New arg activation. Initialize a field in
9424 insn_to_cand_activation if it is nonnull.
9425 (create_cands): Pass the activation insn to create_cand when making
9426 a candidate involving an output reload. Reorganize code a little.
9427 (do_remat): Keep track of active status of candidates in a separate
9430 2016-02-08 Richard Biener <rguenther@suse.de>
9432 PR tree-optimization/69719
9433 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9434 Properly use absolute of the difference of the two offsets to
9435 compare or adjust the segment length.
9437 2016-02-08 Richard Biener <rguenther@suse.de>
9438 Jeff Law <law@redhat.com>
9441 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
9442 types for anonymous SSA names.
9444 2016-02-08 Richard Biener <rguenther@suse.de>
9446 PR rtl-optimization/69274
9447 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
9449 2016-02-08 Jeff Law <law@redhat.com>
9451 PR tree-optimization/65917
9452 * tree-ssa-dom.c (record_temporary_equivalences): Record both
9453 equivalences from if (x == y) style conditionals.
9454 (loop_depth_of_name): Remove.
9455 (record_equality): Remove loop depth check.
9456 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
9457 (const_and_copies::record_const_or_copy_raw): New member function.
9458 * tree-ssa-scopedtables.c
9459 (const_and_copies::record_const_or_copy_raw): New, factored out of
9460 (const_and_copies::record_const_or_copy): Call new member function.
9462 2016-02-05 Jeff Law <law@redhat.com>
9464 PR tree-optimization/68541
9465 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
9466 (count_stmts_in_block): New function.
9467 (poor_ifcvt_candidate_code): Likewise.
9468 (is_feasible_trace): Add some heuristics to determine when path
9469 splitting is profitable.
9470 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
9471 is a diamond with a single exit.
9473 2016-02-05 Martin Sebor <msebor@redhat.com>
9476 * doc/invoke.texi: Update -Wplacement-new to take an optional
9479 2016-02-06 Richard Henderson <rth@redhat.com>
9482 * tree.c (tree_nop_conversion_p): Do not strip casts into or
9483 out of non-standard address spaces.
9485 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9487 PR rtl-optimization/69691
9488 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
9490 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
9492 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
9493 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
9494 (*ieee128_mfvsrd_64bit): Likewise.
9495 (*ieee128_mfvsrd_32bit): Likewise.
9497 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
9501 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9503 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
9504 instrumented_version.
9506 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
9508 * doc/invoke.texi (Optimize Options): In table of --param options
9509 rename second occurrence of tracer-min-branch-ratio to
9510 tracer-min-branch-probability, rename
9511 tracer-min-branch-ratio-feedback to
9512 tracer-min-branch-probability-feedback and clarify description,
9513 rename sched-spec-state-edge-prob-cutoff to
9514 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
9515 to selsched-insns-to-rename, rename lto-minpartition to
9516 lto-min-partition, delete reorder-blocks-duplicate and
9517 reorder-blocks-duplicate-feedback.
9519 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9521 * config/s390/s390.c (s390_register_info_set_ranges): Remove
9524 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
9526 * doc/extend.texi: S/390: Correct some typos.
9528 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9530 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
9532 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9535 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
9536 (s390_register_info_gprtofpr): Use new macros above.
9537 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
9539 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
9540 its name. Adjust restore and save gpr ranges.
9541 (s390_register_info_set_ranges): New function.
9542 (s390_register_info): Use new macros above. Call
9543 s390_register_info_set_ranges.
9544 (s390_optimize_register_info): Likewise.
9545 (s390_hard_regno_rename_ok): Use new macros.
9546 (s390_hard_regno_scratch_ok): Likewise.
9547 (s390_emit_epilogue): Likewise.
9548 (s390_can_use_return_insn): Likewise.
9549 (s390_optimize_prologue): Likewise.
9550 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
9552 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9555 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
9557 (ix86_option_override_internal): Disable TARGET_STV even for
9558 -m{incoming,preferred}-stack-boundary=3.
9560 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9562 * config.gcc: Mark deprecated rtems targets as obsolete.
9564 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
9566 PR rtl-optimization/64682
9567 PR rtl-optimization/69567
9568 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
9569 before I2 only if the register is both used and set in I2.
9571 2016-02-04 DJ Delorie <dj@redhat.com>
9573 * config/msp430/msp430.c (msp430_start_function): Add function type.
9575 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9578 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
9580 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
9582 PR rtl-optimization/69577
9584 2015-10-29 Richard Henderson <rth@redhat.com>
9588 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
9589 sse check to the exact conditions of PR 67609.
9591 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9594 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
9595 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
9596 not allowed into the traditional Altivec registers.
9597 (movtd_64bit_nodm): Likewise.
9598 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
9600 2016-02-04 David Malcolm <dmalcolm@redhat.com>
9602 * config/aarch64/cortex-a57-fma-steering.c
9603 (aarch64_register_fma_steering): Remove "static" from arguments
9606 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
9609 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
9612 2016-02-04 Mike Frysinger <vapier@gentoo.org>
9614 * doc/invoke.texi: Delete -mno-fma4.
9616 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
9618 PR rtl-optimization/69577
9619 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
9620 (find_subregs_of_mode): Update accordingly. Iterate over partial
9623 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
9625 * config/arm/arm-protos.h (neon_reinterpret): Remove.
9626 * config/arm/arm.c (neon_reinterpret): Remove.
9627 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
9628 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
9629 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
9630 vreinterpretti): Remove.
9631 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
9632 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
9633 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
9634 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
9635 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
9636 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
9637 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
9638 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
9639 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
9640 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
9641 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
9642 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
9643 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
9644 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
9645 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
9646 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
9647 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
9648 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
9649 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
9650 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
9651 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
9652 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
9653 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
9654 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
9655 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
9656 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
9657 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
9658 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
9659 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
9660 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
9661 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
9662 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
9663 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
9664 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
9665 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
9666 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
9667 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
9668 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
9669 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
9670 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
9671 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
9672 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
9673 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
9674 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
9675 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
9676 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
9677 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
9678 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
9679 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
9680 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
9681 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
9682 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
9683 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
9684 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
9685 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
9686 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
9687 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
9688 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
9689 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
9690 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
9691 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
9692 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
9693 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
9694 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
9695 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
9696 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
9697 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
9698 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
9699 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
9700 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
9701 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
9702 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
9703 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
9704 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
9705 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
9706 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
9707 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
9708 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
9709 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
9710 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
9711 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
9712 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
9713 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
9714 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
9715 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
9716 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
9717 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
9718 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
9719 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
9720 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
9721 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
9722 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
9723 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
9724 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
9725 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
9726 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
9727 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
9728 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
9729 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
9730 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
9731 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
9732 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
9733 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
9735 2016-02-04 Martin Liska <mliska@suse.cz>
9738 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
9739 that are gimple_store_p.
9740 (maybe_instrument_call): Likewise.
9742 2016-02-04 Bin Cheng <bin.cheng@arm.com>
9744 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
9745 register scaling out of memory reference and comment why.
9747 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9751 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
9752 folding the source of a SET.
9754 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9758 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
9759 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
9761 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
9765 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
9768 2016-02-04 Christian Bruel <christian.bruel@st.com>
9770 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
9771 * config/arm/arm.c (arm_set_current_function): Likewise.
9773 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9774 Ilya Enkovich <enkovich.gnu@gmail.com>
9775 H.J. Lu <hongjiu.lu@intel.com>
9778 * config/i386/i386.c (convert_scalars_to_vector): Remove
9779 stack alignment fixes.
9780 (ix86_option_override_internal): Disable TARGET_STV if stack
9781 might not be aligned enough.
9782 (ix86_minimum_alignment): Assert that TARGET_STV is false.
9784 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
9786 * config/i386/x86-tune.def: Disable default prefetching
9789 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9790 Vladimir Makarov <vmakarov@redhat.com>
9793 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
9794 in validating fused toc addresses.
9796 2016-02-03 Jakub Jelinek <jakub@redhat.com>
9799 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
9800 range->m_caret fields if range->m_show_caret_p is false.
9803 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9804 Force oldval into register if it does not satisfy reg_or_short_operand
9805 predicate. Fix up formatting.
9807 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
9808 Alexandre Oliva <aoliva@redhat.com>
9811 * lra-constraints.c (simplify_operand_subreg): Check additionally
9812 address validity after potential reloading.
9813 (process_address_1): Check insns validity. In case of failure do
9816 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
9819 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
9822 2016-02-02 Jakub Jelinek <jakub@redhat.com>
9824 * wide-int.cc (canonize_uhwi): New function.
9825 (wi::divmod_internal): Use it.
9827 2016-02-02 James Norris <jnorris@codesourcery.com
9829 * gimplify.c (omp_notice_variable): Add usage check.
9831 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
9833 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
9834 like LE, GE, LT, GT when emitting relational operator.
9836 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9838 * ira-costs.c (find_costs_and_classes): Add extra argument.
9839 * target.def (ira_change_pseudo_allocno_class): Add parameter.
9840 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
9841 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
9842 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
9843 Add best_class parameter, and return it if not ALL_REGS.
9844 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
9846 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
9849 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9851 * config/aarch64/aarch64.c
9852 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
9853 (aarch64_ira_change_pseudo_allocno_class): New function.
9855 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
9858 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
9860 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9862 * config/avr/avr.c (avr_option_override): Set
9863 PARAM_ALLOW_STORE_DATA_RACES to 1.
9865 2016-02-02 Richard Biener <rguenther@suse.de>
9867 PR tree-optimization/69595
9868 * match.pd: Add range test simplifications to true/false.
9870 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
9872 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
9873 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
9876 2016-02-02 Richard Biener <rguenther@suse.de>
9878 PR tree-optimization/69606
9879 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
9880 info on the result before moving a stmt.
9882 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
9885 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
9886 branch with vector comparison.
9887 * config/i386/sse.md (VI48_AVX): New mode iterator.
9888 (define_expand "cbranch<mode>4): Add support for conditional branch
9889 with vector comparison.
9890 * tree-vect-loop.c (optimize_mask_stores): New function.
9891 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
9892 has_mask_store field of vect_info.
9893 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
9894 vectorized loops having masked stores after vec_info destroy.
9895 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
9896 correspondent macros.
9897 (optimize_mask_stores): Add prototype.
9899 2016-02-02 Alan Modra <amodra@gmail.com>
9902 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
9905 2016-02-02 Alan Modra <amodra@gmail.com>
9908 * config/rs6000/rs6000.c (need_toc_init): New var, set it
9909 whenever toc_label_name used.
9910 (rs6000_file_start): Don't set up toc section here,
9911 (rs6000_output_function_epilogue): do so here instead,
9912 (rs6000_xcoff_file_start): and here.
9913 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
9914 (load_toc_aix_di): Likewise.
9916 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9918 PR rtl-optimization/69592
9919 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
9920 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
9921 (num_sign_bit_copies_binary_arith_p): New inline function.
9922 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
9924 2016-02-01 Jeff Law <law@redhat.com>
9926 PR tree-optimization/69580
9927 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
9928 * tree-ssa-threadbackward.c
9929 (fsm_find_control_statement_thread_paths): Do not try to walk
9930 through large PHI nodes.
9932 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9934 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
9935 when count is incremented above limit, don't analyze further
9938 * omp-low.c (oacc_parse_default_dims): Avoid
9939 -Wsign-compare warning, make sure value fits into int
9940 rather than just unsigned int.
9942 2016-02-01 Bin Cheng <bin.cheng@arm.com>
9944 PR tree-optimization/67921
9945 * fold-const.c (split_tree): New parameters. Convert pointer
9946 type variable part to proper type before negating.
9947 (fold_binary_loc): Pass new arguments to split_tree.
9949 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
9951 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
9952 (nvptx_goacc_validate_dims): Extend to handle global defaults.
9953 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
9954 * doc/tm.texti: Rebuilt.
9955 * doc/invoke.texi (fopenacc-dim): Document.
9956 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
9957 (append_compiler_options): Likewise.
9958 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
9959 (oacc_parse_default_dims): New.
9960 (oacc_validate_dims): Add USED arg. Select non-unity default when
9962 (oacc_loop_fixed_partitions): Return mask of used partitions.
9963 (oacc_loop_auto_partitions): Emit dump info.
9964 (oacc_loop_partition): Return mask of used partitions.
9965 (execute_oacc_device_lower): Parse default dimension arg. Adjust
9966 loop partitioning and validation calls.
9968 2016-02-01 Richard Biener <rguenther@suse.de>
9971 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
9973 2016-02-01 Richard Biener <rguenther@suse.de>
9975 PR tree-optimization/69574
9976 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
9977 of asserting return chrec_dont_know.
9979 2016-02-01 Martin Liska <mliska@suse.cz>
9981 * mem-stats-traits.h: Add copyright header.
9982 * mem-stats.h: Likewise.
9984 2016-02-01 Richard Biener <rguenther@suse.de>
9986 PR tree-optimization/69579
9987 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
9988 Do not propagate through abnormal PHI results.
9990 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
9992 * postreload.c (reload_cse_simplify): Remove dead code.
9994 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9996 PR rtl-optimization/69570
9997 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
9998 if there is more than one set, not if there is a single set.
10000 2016-02-01 Richard Henderson <rth@redhat.com>
10003 * combine.c (make_compound_operation): When looking through a
10004 subreg, make sure to re-extend to the width of the outer mode.
10006 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10008 PR tree-optimization/69546
10009 * wide-int.cc (wi::divmod_internal): For unsigned division
10010 where both operands fit into uhwi, if o1 is 1 and o0 has
10011 msb set, if divident_prec is larger than bits per hwi,
10012 clear another quotient word and return 2 instead of 1.
10013 Similarly for remainder with msb in HWI set, if dividend_prec
10014 is larger than bits per hwi.
10016 2016-01-29 Martin Jambor <mjambor@suse.cz>
10018 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10019 Use short lowercase names.
10020 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10021 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10022 acq_rel one. Protect warning agains segfaults if
10023 get_memory_order_name returns NULL.
10024 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10025 with release semantics. Do not warn if get_memory_order already did.
10026 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10027 semantics. Fix check for relaxed or acquire semantics. Do not warn
10028 if get_memory_order already did.
10030 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10032 * doc/install.texi: Document that isl-0.16 is supported.
10034 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10037 * config/i386/constraints.md (Bm): Describe as special memory
10039 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10040 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10041 * genpreds.c (struct constraint_data): Add is_special_memory.
10042 (have_special_memory_constraints, special_memory_start): New
10044 (special_memory_end): Ditto.
10045 (add_constraint): Add new arg is_special_memory. Add code to
10046 process its true value. Update have_special_memory_constraints.
10047 (process_define_constraint): Pass the new arg.
10048 (process_define_register_constraint): Ditto.
10049 (choose_enum_order): Process special memory.
10050 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10051 function insn_extra_special_memory_constraint.
10052 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10053 * gensupport.c (process_rtx): Process
10054 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10055 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10056 * ira-lives.c (single_reg_class): Use
10057 insn_extra_special_memory_constraint.
10058 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10059 * lra-constraints.c (process_alt_operands): Ditto.
10060 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10061 * recog.c (asm_operand_ok, preprocess_constraints): Process
10063 * reload.c (find_reloads): Ditto.
10064 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10065 * stmt.c (parse_input_constraint): Use
10066 insn_extra_special_memory_constraint.
10068 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10071 * lra-splill.c (lra_final_code_change): Revert r229087 by
10072 removing all sub-registers.
10074 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10077 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10079 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10082 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10083 SSE1, copy target into the temporary reg first before recursing
10086 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10088 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10091 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10093 * ginclude/stdarg.h: Test __cplusplus instead of
10094 __GXX_EXPERIMENTAL_CXX0X__.
10096 2016-01-29 Richard Biener <rguenther@suse.de>
10098 PR tree-optimization/69547
10099 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10100 Do not mark clobbers necessary.
10101 (mark_all_reaching_defs_necessary_1): Likewise.
10103 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10105 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10106 declaration name with %qs and print it in both error messages.
10107 Also fix indentation.
10109 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10112 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10113 trailing blank line from error message.
10115 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10118 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10121 2016-01-29 Richard Biener <rguenther@suse.de>
10123 PR middle-end/69537
10124 * match.pd: Allow all integral types when simplifying a
10125 widening or sign-changing conversion.
10127 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10129 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10130 back to setting codegen_error to fail codegen.
10132 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10135 * config/i386/constraints.md (C): Only accept constant zero operand.
10136 (BC): New constraint.
10137 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10138 instead of C constraint.
10139 * doc/md.texi (Machine Constraints): Update description
10142 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10145 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10147 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10149 PR middle-end/69542
10150 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10153 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10155 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10156 branches if using guessed profile.
10158 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10160 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10162 2016-01-28 Richard Henderson <rth@redhat.com>
10165 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10166 * config/aarch64/aarch64-protos.h: Update.
10167 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10168 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10169 (aarch64_get_condition_code_1): Handle CC_Cmode.
10170 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10171 (*add<mode>3_compareC_cconly_imm): New.
10172 (*add<mode>3_compareC_cconly): New.
10173 (*add<mode>3_compareC_imm): New.
10174 (add<mode>3_compareC): New.
10175 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10176 to be first. Use aarch64_carry_operation.
10177 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10178 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10179 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10180 (subti3): Use subdi3_compare1.
10181 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10182 (sub<mode>3_compare1): New.
10183 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10184 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10185 (*subsi3_carryin_uxtw): Likewise.
10186 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10187 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10188 * config/aarch64/iterators.md (DWI): New.
10189 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10190 (aarch64_borrow_operation): New.
10192 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10194 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10195 message when isl does not return a valid schedule.
10197 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10199 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10200 Remove comments from class declarations: they are already in the code
10203 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10205 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10207 (ternary_op_to_tree): Same.
10208 (unary_op_to_tree): Same.
10209 (nary_op_to_tree): Same.
10210 (gcc_expression_from_isl_expr_op): Same.
10211 (gcc_expression_from_isl_expression): Same.
10212 (graphite_create_new_loop): Same.
10213 (graphite_create_new_loop_guard): Same.
10214 (build_iv_mapping): Same.
10215 (graphite_create_new_guard): Same.
10216 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10217 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10219 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10221 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10222 instead of setting codegen_error to fail codegen.
10224 2016-01-28 Jason Merrill <jason@redhat.com>
10226 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10228 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10230 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10231 Remove CONST_INT_P check in CCMP cost calculation.
10233 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10235 * config/aarch64/aarch64.c (generic_vector_cost):
10236 Set vec_permute_cost.
10237 (cortexa57_vector_cost): Likewise.
10238 (exynosm1_vector_cost): Likewise.
10239 (xgene1_vector_cost): Likewise.
10240 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10241 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10242 Add vec_permute_cost entry.
10244 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10246 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10248 (add<mode>3_compare0): Likewise.
10249 (addsi3_compare0_uxtw): Likewise.
10250 (add<mode>3nr_compare0): Likewise.
10251 (compare_neg<mode>): Likewise.
10252 (<optab><mode>3): Likewise.
10254 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10256 * tree-vect-stmts.c (vectorizable_comparison): Add
10257 NULL check for vectype.
10259 2016-01-28 Richard Biener <rguenther@suse.de>
10261 PR tree-optimization/69466
10262 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10263 Account for PHIs we couldn't duplicate.
10265 2016-01-28 Martin Liska <mliska@suse.cz>
10268 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10269 instead of ENABLE_VALGRIND_CHECKING.
10271 2016-01-27 Richard Henderson <rth@redhat.com>
10274 * lra-remat.c (subreg_regs): New.
10275 (dump_candidates_and_remat_bb_data): Dump it.
10276 (operand_to_remat): Reject if operand in subreg_regs.
10277 (set_bb_regs): Collect subreg_regs.
10278 (lra_remat): Init and free subreg_regs. Compute
10279 calculate_local_reg_remat_bb_data before create_cands.
10281 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10284 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10285 change stack_alignment_needed for __tls_get_addr call.
10287 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10289 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10291 2016-01-27 Jeff Law <law@redhat.com>
10293 PR tree-optimization/68398
10294 PR tree-optimization/69196
10295 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
10296 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
10297 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10298 Only count PHIs in the last block in the path. The others will
10299 const/copy propagate away. Add heuristic to allow more irreducible
10300 subloops to be created when it is likely profitable to do so.
10302 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10303 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
10304 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
10306 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10309 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
10310 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
10311 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
10312 * tree-streamer-in.c: Include asan.h.
10313 (streamer_get_builtin_tree): For builtins in sanitizer
10314 range call initialize_sanitizer_builtins and retry.
10316 2016-01-27 Ian Lance Taylor <iant@google.com>
10318 * common.opt (fkeep-gc-roots-live): New undocumented option.
10319 * tree-ssa-loop-ivopts.c (add_candidate_1): If
10320 -fkeep-gc-roots-live, skip pointers.
10321 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
10324 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
10327 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
10328 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
10330 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
10333 * configure.ac: NetBSD provides SSP in its C library.
10334 * configure: Updated.
10336 2016-01-27 Richard Biener <rguenther@suse.de>
10338 PR tree-optimization/69166
10339 * tree-vect-loop.c (vect_is_simple_reduction): Always check
10340 reduction code for commutativity / associativity.
10342 2016-01-27 Martin Jambor <mjambor@suse.cz>
10344 PR tree-optimization/69355
10345 * tree-sra.c (analyze_access_subtree): Correct hole detection when
10346 total_scalarization fails.
10348 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
10350 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
10353 2016-01-27 Christian Bruel <christian.bruel@st.com>
10356 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
10357 Move arm_reset_previous_fndecl and set_target_option_current_node in
10358 the conditional part. Call save_restore_target_globals.
10359 * config/arm/arm.c (arm_set_current_function):
10360 Refactor to better support #pragma target and attribute mix.
10361 Call save_restore_target_globals.
10362 * config/arm/arm-protos.h (save_restore_target_globals): New function.
10364 2016-01-27 Martin Liska <mliska@suse.cz>
10366 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
10367 reference for an HSA kernel and its host function.
10369 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10371 PR tree-optimization/69399
10372 * wide-int.h (wi::lrshift): For larger precisions, only
10373 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
10375 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
10377 * config/arc/predicates.md (proper_comparison_operator): Reject
10378 constant-constant comparison.
10380 2016-01-26 Tom de Vries <tom@codesourcery.com>
10382 PR tree-optimization/69110
10383 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10384 DR_NUM_DIMENSIONS == 0.
10386 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10387 Sebastian Pop <s.pop@samsung.com>
10389 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10390 isl_ast_op_cond and isl_ast_op_select.
10391 (gcc_expression_from_isl_expr_op): Same.
10393 2016-01-26 Jason Merrill <jason@redhat.com>
10396 * tree.c (recompute_constructor_flags): Split out from
10398 (verify_constructor_flags): New.
10399 * tree.h: Declare them.
10401 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
10403 PR rtl-optimization/69217
10404 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
10405 are no TYPE_FIELDS set for the record type.
10407 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10410 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
10411 toc_label_name unconditionally.
10412 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
10413 SYMBOL_REF string. Use toc_label_name instead of constructing
10415 (rs6000_elf_declare_function_name): Use toc_label_name instead of
10416 constructing LCTOC1.
10418 2016-01-26 Martin Sebor <msebor@redhat.com>
10421 * doc/extend.texi (Common Type Attributes): Move text that talks about
10422 attribute packed from attribute aligned to the section discussing
10423 the former attribute for clarity.
10425 2016-01-26 Richard Henderson <rth@redhat.com>
10427 PR middle-end/60908
10428 * trans-mem.c (tm_region_init): Mark entry block as visited.
10430 2016-01-26 David Malcolm <dmalcolm@redhat.com>
10433 * diagnostic-show-locus.c (layout::print_source_line): Replace
10434 call to pp_newline with call to layout::print_newline.
10435 (layout::print_annotation_line): Likewise.
10436 (layout::move_to_column): Likewise.
10437 (layout::print_any_fixits): After printing any fixits, print a
10438 trailing newline, if necessary.
10439 (layout::print_newline): New method, resetting any colorization
10441 (diagnostic_show_locus): Move the pp_newline to before the
10442 early bailout. Remove dummy block enclosing the layout instance.
10443 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
10444 of pp_newline_and_flush with pp_flush.
10445 (diagnostic_append_note): Delete use of pp_newline.
10446 (diagnostic_append_note_at_rich_loc): Delete.
10447 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
10448 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
10449 when newline characters are added to the buffer.
10451 2016-01-26 Michael Matz <matz@suse.de>
10453 * configure.ac (ac_cv_std_swap_in_utility): New test.
10454 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
10455 * configure: Regenerate.
10456 * config.in: Regenerate.
10458 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
10460 * config/arc/arc.md (cstoresi4): Force operand into register.
10461 (arcset<code>): Fix predicate.
10462 (arcsetltu): Likewise.
10463 (arcsetgeu): Likewise.
10464 (arcsethi): Likewise.
10465 (arcsetls): Likewise.
10467 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10469 PR tree-optimization/69483
10470 * gimple-fold.c (canonicalize_constructor_val): Return NULL
10471 if base has error_mark_node type.
10473 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
10476 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
10477 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
10479 (vget_lane_f16): Handle big-endian.
10480 (vgetq_lane_f16): Likewise.
10481 (vset_lane_f16): Likewise.
10482 (vsetq_lane_f16): Likewise.
10483 * config/arm/iterators.md (VQXMOV): Add V8HF.
10484 (VDQ): Add V4HF and V8HF.
10485 (V_reg): Handle V4HF and V8HF.
10486 (Is_float_mode): Likewise.
10487 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
10488 neon_vdup_nv8hf): New patterns.
10489 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
10490 Use VD_LANE iterator.
10491 (neon_vld1_dup<mode>): Use VQ2 iterator.
10493 2016-01-26 Nathan Sidwell <nathan@acm.org>
10495 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
10496 (set_oacc_fn_attrib): Add IS_KERNEL arg.
10497 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
10498 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
10499 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
10500 (oacc_validate_dims): Add LEVEL arg, don't return level.
10501 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
10502 oacc_validate_dims.
10503 (execute_oacc_device_lower): Adjust, add more dump output.
10504 * tree-ssa-loop.c (gate_oacc_kernels): Use
10505 oacc_fn_attrib_kernels_p.
10506 * tree-parloops.c (create_parallel_loop): Adjust
10507 set_oacc_fn_attrib call.
10509 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10512 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
10513 (append_compiler_options): Handle -fcilkplus.
10514 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
10516 2016-01-26 Nick Clifton <nickc@redhat.com>
10519 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
10520 been marked as DECL_ONE_ONLY but we do not the means to make it
10521 so, then do not allow it to bind locally.
10523 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10526 * opts.h (parse_sanitizer_options): New prototype.
10527 * opts.c (sanitizer_opts): New array.
10528 (parse_sanitizer_options): New function.
10529 (common_handle_option): Use parse_sanitizer_options.
10531 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
10534 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
10535 alignment adjustment to ...
10536 (ix86_update_stack_boundary): Here. Don't over-align stack for
10538 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
10539 if __tls_get_addr is called.
10541 2016-01-26 Christian Bruel <christian.bruel@st.com>
10543 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
10545 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
10547 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
10549 2016-01-26 Richard Biener <rguenther@suse.de>
10551 PR middle-end/69467
10552 * match.pd: Guard X * CST CMP 0 pattern with single_use.
10554 2016-01-26 Richard Biener <rguenther@suse.de>
10556 PR tree-optimization/69452
10557 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
10558 (move_computations_dom_walker::before_dom_children): Rename
10560 (move_computations_worker): This.
10561 (move_computations): Perform an RPO rather than a DOM walk.
10563 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10566 * combine.c (combine_instructions): For REG_EQUAL note with
10567 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
10568 to the underlying register.
10569 * doc/rtl.texi (REG_EQUAL): Document the behavior of
10570 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
10572 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
10575 * config/aarch64/aarch64-builtins.c
10576 (aarch64_init_simd_builtin_types): Do not set structural
10577 equality to __Poly{8,16,64,128}_t types.
10579 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
10581 PR tree-optimization/69400
10582 * wide-int.cc (wi_pack): Take the precision as argument and
10583 perform canonicalization here rather than in the callers.
10584 Use the main loop to handle all full-width HWIs. Add a
10585 zero HWI if in_len isn't a full result.
10586 (wi::divmod_internal): Update accordingly.
10587 (wi::mul_internal): Likewise. Simplify.
10589 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10590 Sebastian Pop <s.pop@samsung.com>
10592 * graphite-poly.c (apply_poly_transforms): Simplify.
10593 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
10594 (print_isl_map): Same.
10595 (print_isl_union_map): Same.
10596 (print_isl_schedule): New.
10597 (debug_isl_schedule): New.
10598 * graphite-dependences.c (scop_get_reads): Do not call
10599 isl_union_map_add_map that is undocumented isl functionality.
10600 (scop_get_must_writes): Same.
10601 (scop_get_may_writes): Same.
10602 (scop_get_original_schedule): Remove.
10603 (scop_get_dependences): Do not call isl_union_map_compute_flow that
10604 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
10605 (compute_deps): Remove.
10606 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
10607 (debug_schedule_ast): New.
10608 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
10609 set_separate_option.
10610 (graphite_regenerate_ast_isl): Add dump.
10611 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
10612 from scop->transformed_schedule.
10613 (graphite_regenerate_ast_isl): Add more dump.
10614 * graphite-optimize-isl.c (optimize_isl): Set
10615 scop->transformed_schedule. Check whether schedules are equal.
10616 (apply_poly_transforms): Move here.
10617 * graphite-poly.c (apply_poly_transforms): ... from here.
10618 (free_poly_bb): Static.
10619 (free_scop): Static.
10620 (pbb_number_of_iterations_at_time): Remove.
10621 (print_isl_ast): New.
10622 (debug_isl_ast): New.
10623 (debug_scop_pbb): New.
10624 * graphite-scop-detection.c (print_edge): Move.
10625 (print_sese): Move.
10626 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
10627 (build_scop_scattering): Remove.
10628 (create_pw_aff_from_tree): Assert instead of bailing out.
10629 (add_condition_to_pbb): Remove unused code, do not fail.
10630 (add_conditions_to_domain): Same.
10631 (add_conditions_to_constraints): Remove.
10632 (build_scop_context): New.
10633 (add_iter_domain_dimension): New.
10634 (build_iteration_domains): Initialize pbb->iterators.
10635 Call add_conditions_to_domain.
10638 (index_outermost_in_loop): New.
10639 (index_pbb_in_loop): New.
10640 (outermost_pbb_in): New.
10641 (add_in_sequence): New.
10642 (add_outer_projection): New.
10643 (outer_projection_mupa): New.
10644 (add_loop_schedule): New.
10645 (build_schedule_pbb): New.
10646 (build_schedule_loop): New.
10647 (embed_in_surrounding_loops): New.
10648 (build_schedule_loop_nest): New.
10649 (build_original_schedule): New.
10650 (build_poly_scop): Call build_original_schedule.
10651 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
10652 (free_poly_dr): Remove.
10653 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
10654 (free_poly_bb): Remove.
10655 (debug_loop_vec): Remove.
10656 (print_isl_ast): Declare.
10657 (debug_isl_ast): Declare.
10658 (scop_do_interchange): Remove.
10659 (scop_do_strip_mine): Remove.
10660 (scop_do_block): Remove.
10661 (flatten_all_loops): Remove.
10662 (optimize_isl): Remove.
10663 (pbb_number_of_iterations_at_time): Remove.
10664 (debug_scop_pbb): Declare.
10665 (print_schedule_ast): Declare.
10666 (debug_schedule_ast): Declare.
10667 (struct scop): Remove schedule. Add original_schedule,
10668 transformed_schedule.
10669 (free_gimple_poly_bb): Remove.
10670 (print_generated_program): Remove.
10671 (debug_generated_program): Remove.
10672 (unify_scattering_dimensions): Remove.
10673 * sese.c (print_edge): ... here.
10674 (print_sese): ... here.
10675 (debug_edge): ... here.
10676 (debug_sese): ... here.
10677 * sese.h (print_edge): Declare.
10678 (print_sese): Declare.
10679 (dump_edge): Declare.
10680 (dump_sese): Declare.
10682 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10683 Sebastian Pop <s.pop@samsung.com>
10685 * Makefile.in: Set ISLVER in site.exp.
10687 2016-01-25 Jakub Jelinek <jakub@redhat.com>
10689 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
10690 DECL_VALUE_EXPR of new_var even for the non-array case. Look
10691 through DECL_VALUE_EXPR for expansion.
10693 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
10695 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
10696 the frame info after reload completed.
10698 2016-01-25 Jeff Law <law@redhat.com>
10700 PR tree-optimization/69196
10701 PR tree-optimization/68398
10702 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
10703 tree-ssa-threadupdate.c.
10704 (determine_bb_domination_status): Prototype
10705 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
10706 (determine_bb_domination_status): No longer static.
10707 (valid_jump_thread_path): Remove code to detect characteristics
10708 of the jump thread path not associated with correctness.
10709 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
10710 Correct test for thread path length. Count PHIs for real operands as
10711 statements that need to be copied. Do not count ASSERT_EXPRs.
10712 Look at all the blocks in the thread path. Compute and selectively
10713 filter thread paths based on threading through the latch, threading
10714 a multiway branch or crossing a multiway branch.
10716 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10718 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
10719 decl with __attribute__ ((unused)) annotation.
10721 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
10724 * tree-vect-stmts.c (vectorizable_condition): Check vectype
10725 of operands is compatible with a statement vectype.
10727 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
10729 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
10730 improve wording for mixed storage order support.
10732 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
10734 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
10735 (vcvt_u64_f64): Likewise.
10736 (vcvta_s64_f64): Likewise.
10737 (vcvta_u64_f64): Likewise.
10738 (vcvtm_s64_f64): Likewise.
10739 (vcvtm_u64_f64): Likewise.
10740 (vcvtn_s64_f64): Likewise.
10741 (vcvtn_u64_f64): Likewise.
10742 (vcvtp_s64_f64): Likewise.
10743 (vcvtp_u64_f64): Likewise.
10745 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
10747 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
10748 (arc_init): Check validity mll64 option.
10749 (arc_save_restore): Use double load/store instruction.
10750 (arc_expand_movmem): Likewise.
10751 (arc_split_move): Don't split if we have double load/store
10752 instructions. Returns a boolean.
10753 (arc_process_double_reg_moves): Change function to return boolean
10754 instead of a sequence of instructions.
10755 (arc_dwarf_register_span): New function.
10756 * config/arc/arc-protos.h (arc_split_move): Change prototype.
10757 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
10758 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
10759 (*movdf_insn): Likewise.
10760 * config/arc/arc.opt (mll64): New option.
10761 * config/arc/predicates.md (even_register_operand): New predicate.
10762 * doc/invoke.texi (ARC Options): Add mll64 documentation.
10764 2016-01-25 Richard Biener <rguenther@suse.de>
10767 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
10768 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
10770 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
10772 2016-01-25 Richard Biener <rguenther@suse.de>
10774 PR tree-optimization/69376
10775 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
10777 (VN_INFO_ANTI_RANGE_P): New inline.
10778 (VN_INFO_RANGE_TYPE): Likewise.
10779 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
10780 SSA_NAME_ANTI_RANGE_P.
10781 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
10782 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10783 Properly query VN_INFO_RANGE_TYPE.
10785 2016-01-25 Nick Clifton <nickc@redhat.com>
10788 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
10790 2016-01-23 Tom de Vries <tom@codesourcery.com>
10792 PR tree-optimization/69426
10793 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
10796 2016-01-23 Jakub Jelinek <jakub@redhat.com>
10798 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
10799 "the the" with "the" in the comments.
10800 * ipa-devirt.c (build_type_inheritance_graph,
10801 update_type_inheritance_graph): Likewise.
10802 * tree.c (build_function_type_list_1): Likewise.
10803 * cfgloopmanip.c (scale_loop_profile): Likewise.
10804 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
10805 * gimple-ssa-split-paths.c
10806 (find_block_to_duplicate_for_splitting_paths): Likewise.
10807 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
10808 * expr.c (convert_move): Likewise.
10809 * var-tracking.c (vt_stack_adjustments): Likewise.
10810 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10811 * tree-vrp.c (test_for_singularity): Likewise.
10813 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
10814 directly instead of building a temporary tree.
10817 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
10818 remove <algorithm> include.
10820 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10823 * config/i386/i386.c: Include dojump.h.
10824 (expand_small_movmem_or_setmem,
10825 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
10827 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
10828 if dynamic_check != -1.
10830 2016-01-21 Jeff Law <law@redhat.com>
10832 PR middle-end/69347
10833 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
10834 record_temporary_equivalences. Rewritten to avoid unnecessary calls
10835 into dominated_by_p.
10836 (cprop_into_successor_phis): Avoid unnecessary tests.
10838 2016-01-22 Richard Henderson <rth@redhat.com>
10841 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
10842 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
10844 2016-01-22 Michael Matz <matz@suse.de>
10846 * system.h (string, algorithm): Include only conditionally.
10847 (new): Include always under C++.
10848 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
10849 * final.c (toplevel): Ditto.
10850 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
10851 * genconditions.c (write_header): Make gencondmd.c define
10853 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
10855 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
10856 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
10858 2016-01-22 Christian Bruel <christian.bruel@st.com>
10861 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
10863 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10866 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
10867 define_insn_and_split. Ensure operands[1] and operands[0] do not
10868 get assigned the same register.
10870 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
10872 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
10874 2016-01-22 Christian Bruel <christian.bruel@st.com>
10876 * config/arm/arm-c.c (arm_pragma_target_parse):
10877 Remove warn_builtin_macro_redefined overwrite.
10879 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10881 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
10882 flag_non_call_exceptions compatibility.
10884 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10887 * dwarf2out.c (add_child_die_after): New function.
10888 (dwarf_qual_info_t): New type.
10889 (dwarf_qual_info): New variable.
10890 (qualified_die_p): New function.
10891 (modified_type_die): For -fdebug-types-section, ensure
10892 canonical order of qualifiers. Put qualified DIEs adjacent
10893 to the corresponding non-qualified type DIE and search there
10894 for existing qualified DIEs.
10896 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10898 * doc/extend.texi (scalar_storage_order type attribute): Document
10899 restriction on type punning and aliasing, and remove future tense.
10901 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
10904 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
10907 2016-01-21 Jeff Law <law@redhat.com>
10909 PR middle-end/69347
10910 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
10911 useless call to record_temporary_equivalences.
10912 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
10913 allocate 10 slots in the bb_path vector and let it grow as needed.
10914 (fsm_find_control_statement_thread_paths): Similarly for the next_path
10917 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10919 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
10921 * configure: Regenerate.
10923 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
10925 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
10926 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
10928 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
10930 PR middle-end/66178
10931 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
10932 drop EXPAND_INITIALIZER.
10933 * rtl.h (contains_symbolic_reference_p): Declare.
10934 * rtlanal.c (contains_symbolic_reference_p): New function.
10935 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
10936 a subtraction into a NOT if symbolic constants are involved.
10938 2016-01-21 Anton Blanchard <anton@samba.org>
10939 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10942 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
10944 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
10947 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10949 * config/microblaze/microblaze.c
10950 (get_branch_target): New.
10951 (insert_wic_for_ilb_runout): New.
10953 (microblaze_machine_dependent_reorg): New.
10954 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
10955 * config/microblaze/microblaze.md
10956 (UNSPEC_IPREFETCH): Define.
10957 (iprefetch): New pattern
10958 * config/microblaze/microblaze.opt
10959 (mxl-prefetch): New flag.
10961 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10963 * config/microblaze/microblaze.h
10964 (FIXED_REGISTERS): Update in macro.
10965 (CALL_USED_REGISTERS): Update in macro.
10967 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
10969 PR rtl-optimization/68920
10970 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
10973 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
10975 PR rtl-optimization/68990
10976 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
10977 pseudo instead of inheritance ones.
10979 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10980 Nick Clifton <nickc@redhat.com>
10984 * config/mips/mips.c (mips_compute_frame_info): Initialise
10985 args_size and hard_frame_pointer_offset fields of the frame
10986 structure before calling mips_global_pointer.
10988 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10990 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
10992 * configure: Regenerate.
10994 2016-01-21 Richard Biener <rguenther@suse.de>
10996 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
10998 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11000 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11001 to actually emit the .size directive.
11003 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11004 Jakub Jelinek <jakub@redhat.com>
11008 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11009 args array size by one to avoid buffer overflow.
11011 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11013 * config/s390/s390.md (pool_section_start): Use switch_to_section
11014 to select proper read-only data section instead of hardcoding
11016 (pool_section_end): Use switch_to_section to match the above.
11018 2016-01-21 Richard Biener <rguenther@suse.de>
11020 PR tree-optimization/69378
11021 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11022 (set_ssa_val_to): Use it for dominance checks taking into
11023 account not executable edges.
11025 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11028 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11029 for bitsize instead of GET_MODE_PRECISION (mode).
11031 2016-01-20 Martin Sebor <msebor@redhat.com>
11034 * extend.texi (__sync Builtins): Clarify the semantics of
11035 __sync_fetch_and_OP built-ins on pointers.
11036 (__atomic Builtins): Same.
11038 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11039 Sebastian Pop <s.pop@samsung.com>
11041 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11042 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11043 (is_valid_rename): Same.
11044 (translate_isl_ast_to_gimple::get_rename): Same.
11045 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11046 (translate_isl_ast_to_gimple::rename_uses): Same.
11047 (get_new_name): Check for close_phi nodes.
11048 (copy_loop_phi_args): Use phi_node_kind.
11049 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11050 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11052 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11053 Sebastian Pop <s.pop@samsung.com>
11055 Revert commit r229783.
11056 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11057 Remove use of parameter_rename_map.
11058 (copy_def): Remove.
11059 (copy_internal_parameters): Remove.
11060 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11061 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11062 (free_sese_info): Do not free parameter_rename_map.
11063 (set_rename): Do not use parameter_rename_map.
11064 (rename_uses): Update call to set_rename.
11065 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11066 * sese.h (parameter_rename_map_t): Remove.
11067 (struct sese_info_t): Remove field parameter_rename_map.
11069 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11070 Sebastian Pop <s.pop@samsung.com>
11072 * graphite-isl-ast-to-gimple.c: Fix comment.
11073 * graphite-scop-detection.c (defined_in_loop_p): New.
11074 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11075 names defined in loop.
11077 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11078 Sebastian Pop <s.pop@samsung.com>
11080 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11081 Discard unstructured if-then-else regions.
11083 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11084 Sebastian Pop <s.pop@samsung.com>
11086 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11087 (cleanup_loop_iter_dom): Remove.
11088 (build_loop_iteration_domains): Remove.
11089 (build_scop_context): Remove.
11090 (build_scop_iteration_domain): Remove.
11091 (add_loop_constraints): New.
11092 (build_iteration_domains): New.
11093 (build_poly_scop): Call build_iteration_domains.
11095 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11096 Sebastian Pop <s.pop@samsung.com>
11098 * graphite-scop-detection.c
11099 (scop_detection::harmful_loop_in_region): Free dom and loops.
11100 (scop_detection::loop_body_is_valid_scop): Free bbs.
11102 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11103 Sebastian Pop <s.pop@samsung.com>
11105 * graphite-scop-detection.c (record_loop_in_sese): New.
11106 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11107 (build_scops): Remove call to build_sese_loop_nests.
11108 * sese.c (sese_record_loop): Remove.
11109 (build_sese_loop_nests): Remove.
11110 (new_sese_info): Remove region->loops.
11111 (free_sese_info): Same.
11112 * sese.h (sese_contains_loop): Same.
11113 (build_sese_loop_nests): Remove.
11114 (sese_contains_loop): Remove.
11116 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11117 Sebastian Pop <s.pop@samsung.com>
11119 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11120 loop_is_valid_in_scop.
11121 (scop_detection::harmful_stmt_in_region): Renamed
11122 harmful_loop_in_region.
11123 Call loop_is_valid_in_scop.
11125 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11126 Sebastian Pop <s.pop@samsung.com>
11128 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11131 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11132 Sebastian Pop <s.pop@samsung.com>
11134 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11135 * graphite.h (struct poly_bb): Remove field is_reduction.
11136 (PBB_IS_REDUCTION): Remove.
11138 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11139 Sebastian Pop <s.pop@samsung.com>
11141 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11142 (add_pdr_constraints): Same.
11143 (scop_get_reads): Same.
11144 (scop_get_must_writes): Same.
11145 (scop_get_may_writes): Same.
11146 (scop_get_original_schedule): Same.
11147 (extend_schedule): Same.
11148 (apply_schedule_on_deps): Same.
11149 (carries_deps): Same.
11150 (compute_deps): Same.
11151 (scop_get_dependences): Same.
11152 * graphite-isl-ast-to-gimple.c
11153 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11154 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11155 (get_schedule_for_band_list): Same.
11156 (get_schedule_map): Same.
11157 (apply_schedule_map_to_scop): Same.
11158 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11159 (build_loop_iteration_domains): Same.
11160 (add_condition_to_pbb): Same.
11161 (add_param_constraints): Same.
11162 (pdr_add_memory_accesses): Same.
11163 (pdr_add_data_dimensions): Same.
11165 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11167 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11170 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11172 * common.opt (feliminate-dwarf2-dups): Replace references to
11173 "DWARF 2" with just "DWARF".
11174 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11175 * doc/extend.texi: Likewise.
11176 * doc/cpp.texi: Likewise.
11177 * doc/invoke.texi: Likewise.
11178 (Option Summary): Add -gdwarf to list of Debugging Options.
11179 (Debugging Options): Document -gdwarf.
11180 * doc/contrib.texi: Spell "DWARF" like that.
11182 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11184 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11185 warning. Fix up formatting.
11187 PR middle-end/67653
11188 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11189 attempt to mark memory input operand addressable and
11190 call prepare_gimple_addressable in that case. Don't adjust
11191 input_location for diagnostics, use error_at instead.
11193 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11195 * config/rs6000/ppc-auxv.h: New file.
11196 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11197 (cpu_is): Likewise.
11198 (cpu_supports): Likewise.
11199 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11200 (cpu_is_info): New variable.
11201 (cpu_supports_info): Likewise.
11202 (tcb_verification_symbol): Likewise.
11203 (cpu_builtin_p): Likewise.
11204 (cpu_expand_builtin): New function.
11205 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11206 (rs6000_init_builtins): Likewise.
11207 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11208 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11209 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11210 * configure: Regenerate.
11211 * config.in: Likewise.
11212 * doc/extend.texi (PowerPC Built-in Functions): Document
11213 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11215 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11218 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11220 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11223 2016-01-20 Richard Henderson <rth@redhat.com>
11229 * tree.c (tm_define_builtin): New.
11230 (find_tm_vector_type): New.
11231 (build_tm_vector_builtins): New.
11232 (build_common_builtin_nodes): Call it.
11234 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11236 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11237 (arm_fp_ok): Likewise.
11238 (arm_fp): Likewise.
11239 (arm_crypto): Likewise.
11241 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11242 Richard Biener <rguenther@suse.de>
11244 PR tree-optimization/69328
11245 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11246 vectors have same number of elements.
11247 (vectorizable_condition): Fix masked version recognition.
11249 2016-01-20 Richard Biener <rguenther@suse.de>
11251 PR tree-optimization/69345
11252 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11253 (VN_INFO_PTR_INFO): Likewise.
11254 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11255 info when it is equal between non-dominating SSA names.
11256 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11257 Make sure to look at original SSA infos.
11259 2016-01-20 Jeff Law <law@redhat.com>
11262 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11264 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11265 (pc_or_label_operand): New predicate.
11266 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11267 tests for small integers that are 2^n - 1.
11269 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11271 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11273 2016-01-19 Jeff Law <law@redhat.com>
11275 PR middle-end/69347
11276 * tree-ssa-threadbackwards.c
11277 (fsm_find_control_statement_thread_paths): Do not try to lookup
11278 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11280 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11282 * doc/lto.texi: Remove text that says only Gold has linker plugin
11285 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11287 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11288 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11289 the DIE accordingly.
11290 (modified_type_die): Add REVERSE parameter and pass it recursively,
11291 as well as to base_type_die. Adjust presence check accordingly.
11292 (base_type_for_mode): Adjust call to modified_type_die.
11293 (add_type_attribute): Add REVERSE parameter and pass it to
11295 (generic_parameter_die): Adjust call to add_type_attribute.
11296 (add_scalar_info): Likewise.
11297 (add_subscript_info): Likewise.
11298 (gen_array_type_die): Likewise.
11299 (gen_descr_array_type_die): Likewise.
11300 (gen_entry_point_die): Likewise.
11301 (gen_enumeration_type_die): Likewise.
11302 (gen_formal_parameter_die): Likewise.
11303 (gen_subprogram_die): Likewise.
11304 (gen_variable_die ): Likewise.
11305 (gen_const_die): Likewise.
11306 (gen_field_die): Likewise.
11307 (gen_pointer_type_die): Likewise.
11308 (gen_reference_type_die): Likewise.
11309 (gen_ptr_to_mbr_type_die): Likewise.
11310 (gen_inheritance_die): Likewise.
11311 (gen_subroutine_type_die): Likewise.
11312 (gen_typedef_die): Likewise.
11313 (force_type_die): Adjust call to modified_type_die.
11315 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
11317 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
11318 flow throughout the file. Fix broken link to Objective-C 2.0
11320 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
11323 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11325 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
11327 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11330 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
11331 (maybe_record_node): Record cxa_pure_virtual as the only possible
11332 target if there are not ohter candidates.
11333 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
11335 2016-01-19 Richard Biener <rguenther@suse.de>
11337 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
11338 (get_memory_order): Likewise.
11340 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
11342 * tree-vect-stmts.c (vectorizable_store): Check
11345 2016-01-19 David Malcolm <dmalcolm@redhat.com>
11348 * gcc.c (driver::decode_argv): Add call to
11349 init_opts_obstack before init_options_struct.
11350 * opts.c (init_opts_obstack): Remove idempotency.
11351 (init_options_struct): Replace call to init_opts_obstack
11352 with a gcc_assert to verify that it has already been called.
11353 * toplev.c (toplev::main): Add call to init_opts_obstack before
11354 calls to init_options_struct.
11355 (toplev::finalize): Move cleanup of opts_obstack next to
11356 cleanup of save_decoded_options, clearing the latter, and
11357 save_decoded_options_count.
11359 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11362 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
11363 attribute to unconditional. Remove %? from output template.
11365 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11366 Jiong Wang <jiong.wang@arm.com>
11368 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
11369 generated from different expand order.
11371 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11373 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11374 Add support for CCMP costing.
11376 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11378 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
11379 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
11380 (fccmpe<mode>): Likewise.
11381 (fcmp): Rename to fcmp and globalize pattern.
11383 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
11384 (aarch64_gen_ccmp_next): Add FP support.
11386 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11388 * target.def (gen_ccmp_first): Update documentation.
11389 (gen_ccmp_next): Likewise.
11390 * doc/tm.texi (gen_ccmp_first): Update documentation.
11391 (gen_ccmp_next): Likewise.
11392 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11393 expand_ccmp_expr_1. Improve comments.
11394 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11395 (ccmp_ior<mode>): Remove pattern.
11396 (cmp<mode>): Remove expand.
11397 (cmp): Globalize pattern.
11398 (cstorecc4): Use cc_register.
11399 (mov<mode>cc): Remove ccmp_cc_register check.
11400 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
11401 Simplify after removal of CC_DNE/* modes.
11402 (aarch64_ccmp_mode_to_code): Remove.
11403 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
11404 In 'k' case use integer as condition.
11405 (aarch64_nzcv_codes): Remove inverted cases.
11406 (aarch64_code_to_ccmode): Remove.
11407 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
11408 comparison with CC register to be used in folowing CCMP/branch/CSEL.
11409 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
11410 pattern. Return the comparison with CC register. Invert conditions
11411 when bitcode is OR.
11412 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
11413 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
11415 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11417 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11418 instrumented_version.
11420 2016-01-19 Richard Biener <rguenther@suse.de>
11422 PR tree-optimization/69336
11423 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
11424 handled components with get_ref_base_and_extent.
11425 (equal_mem_array_ref_p): Adjust.
11427 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11430 * shrink-wrap.c: Include valtrack.h.
11431 (move_insn_for_shrink_wrap): Add DEBUG argument. If
11432 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
11433 in between insn and where it will be moved to. Call
11434 dead_debug_insert_temp.
11435 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
11436 first and dead_debug_local_finish at the end.
11437 For uses and defs bitmap, handle all regs in between REGNO and
11438 END_REGNO, not just the first one.
11440 2016-01-19 Richard Biener <rguenther@suse.de>
11442 PR tree-optimization/69352
11443 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
11444 (equal_mem_array_ref_p): Constrain size and max size properly.
11445 Compare the reverse flag.
11447 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
11449 * ira.c (ira): Update regstat data if we deleted insns.
11451 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11453 PR rtl-optimization/68955
11454 PR rtl-optimization/64557
11455 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
11456 here. Fix up formatting.
11457 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
11459 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11462 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
11463 assume that the node has body.
11464 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
11467 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11469 * lto-streamer-out.c (lto_output): Do not stream instrumentation
11472 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11474 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
11475 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
11477 2016-01-19 Martin Jambor <mjambor@suse.cz>
11478 Martin Liska <mliska@suse.cz>
11479 Michael Matz <matz@suse.de>
11481 * Makefile.in (OBJS): Add new source files.
11482 (GTFILES): Add hsa.c.
11483 * common.opt (disable_hsa): New variable.
11484 (-Whsa): New warning.
11485 * config.in (ENABLE_HSA): New.
11486 * configure.ac: Treat hsa differently from other accelerators.
11487 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
11488 $enable_offloading.
11489 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
11490 * doc/install.texi (Configuration): Document --with-hsa-runtime,
11491 --with-hsa-runtime-include, --with-hsa-runtime-lib and
11492 --with-hsa-kmt-lib.
11493 * doc/invoke.texi (-Whsa): Document.
11494 (hsa-gen-debug-stores): Likewise.
11495 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
11496 to invoke offload compiler for hsa acclerator.
11497 * opts.c (common_handle_option): Determine whether HSA offloading
11498 should be performed.
11499 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
11500 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
11501 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
11502 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
11503 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
11504 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
11505 GF_OMP_FOR_KIND_GRID_LOOP.
11506 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
11507 (pp_gimple_stmt_1): Likewise.
11508 * gimple-walk.c (walk_gimple_stmt): Likewise.
11509 * gimple.c (gimple_build_omp_grid_body): New function.
11510 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
11511 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
11512 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
11513 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
11514 GF_OMP_TEAMS_GRID_PHONY.
11515 (gimple_statement_omp_single_layout): Updated comments.
11516 (gimple_build_omp_grid_body): New function.
11517 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
11518 (gimple_omp_for_grid_phony): New function.
11519 (gimple_omp_for_set_grid_phony): Likewise.
11520 (gimple_omp_parallel_grid_phony): Likewise.
11521 (gimple_omp_parallel_set_grid_phony): Likewise.
11522 (gimple_omp_teams_grid_phony): Likewise.
11523 (gimple_omp_teams_set_grid_phony): Likewise.
11524 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
11525 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
11526 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
11527 (BUILT_IN_GOMP_TARGET): Updated type.
11528 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
11529 (adjust_for_condition): New function.
11530 (get_omp_for_step_from_incr): Likewise.
11531 (extract_omp_for_data): Moved parts to adjust_for_condition and
11532 get_omp_for_step_from_incr.
11533 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
11534 (fixup_child_record_type): Bail out if receiver_decl is NULL.
11535 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
11536 (scan_omp_parallel): Do not create child functions for phony
11538 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
11539 (scan_omp_1_op): Checking assert we are not remapping to
11540 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
11541 (parallel_needs_hsa_kernel_p): New function.
11542 (expand_parallel_call): Register apprpriate parallel child
11543 functions as HSA kernels.
11544 (grid_launch_attributes_trees): New type.
11545 (grid_attr_trees): New variable.
11546 (grid_create_kernel_launch_attr_types): New function.
11547 (grid_insert_store_range_dim): Likewise.
11548 (grid_get_kernel_launch_attributes): Likewise.
11549 (get_target_argument_identifier_1): Likewise.
11550 (get_target_argument_identifier): Likewise.
11551 (get_target_argument_value): Likewise.
11552 (push_target_argument_according_to_value): Likewise.
11553 (get_target_arguments): Likewise.
11554 (expand_omp_target): Call get_target_arguments instead of looking
11555 up for teams and thread limit.
11556 (grid_expand_omp_for_loop): New function.
11557 (grid_arg_decl_map): New type.
11558 (grid_remap_kernel_arg_accesses): New function.
11559 (grid_expand_target_kernel_body): New function.
11560 (expand_omp): Call it.
11561 (lower_omp_for): Do not emit phony constructs.
11562 (lower_omp_taskreg): Do not emit phony constructs but create for them
11563 a temporary variable receiver_decl.
11564 (lower_omp_taskreg): Do not emit phony constructs.
11565 (lower_omp_teams): Likewise.
11566 (lower_omp_grid_body): New function.
11567 (lower_omp_1): Call it.
11568 (grid_reg_assignment_to_local_var_p): New function.
11569 (grid_seq_only_contains_local_assignments): Likewise.
11570 (grid_find_single_omp_among_assignments_1): Likewise.
11571 (grid_find_single_omp_among_assignments): Likewise.
11572 (grid_find_ungridifiable_statement): Likewise.
11573 (grid_target_follows_gridifiable_pattern): Likewise.
11574 (grid_remap_prebody_decls): Likewise.
11575 (grid_copy_leading_local_assignments): Likewise.
11576 (grid_process_kernel_body_copy): Likewise.
11577 (grid_attempt_target_gridification): Likewise.
11578 (grid_gridify_all_targets_stmt): Likewise.
11579 (grid_gridify_all_targets): Likewise.
11580 (execute_lower_omp): Call grid_gridify_all_targets.
11581 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
11582 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
11583 (tree_omp_clause): Added union field dimension.
11584 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
11585 * tree.c (omp_clause_num_ops): Added number of arguments of
11586 OMP_CLAUSE__GRIDDIM_.
11587 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
11588 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
11589 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
11590 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
11591 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
11592 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
11593 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
11594 * tree-pass.h (make_pass_gen_hsail): Declare.
11595 (make_pass_ipa_hsa): Likewise.
11596 * ipa-hsa.c: New file.
11597 * lto-section-in.c (lto_section_name): Add hsa section name.
11598 * lto-streamer.h (lto_section_type): Add hsa section.
11599 * timevar.def (TV_IPA_HSA): New.
11600 * hsa-brig-format.h: New file.
11601 * hsa-brig.c: New file.
11602 * hsa-dump.c: Likewise.
11603 * hsa-gen.c: Likewise.
11606 * toplev.c (compile_file): Call hsa_output_brig.
11607 * hsa-regalloc.c: New file.
11609 2016-01-18 Jeff Law <law@redhat.com>
11611 PR tree-optimization/69320
11612 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
11613 ranged object, do nothing if the RHS constant is not [0..1].
11614 (optimize_stmt): Comparing a boolean ranged object against a
11615 constant outside [0..1] results in a compile-time constant.
11617 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
11620 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
11622 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11623 (Option Summary): Update to reflect new section and moved options.
11624 (C++ Dialect Options): Move -fstats to new section.
11625 (Debugging Options): Move all dump, statistics, and other GCC
11626 developer options to new section. Rewrite section introduction
11627 and re-order remaining options to put the more basic ones first.
11628 (Optimization Options): Move -fira-verbose and -flto-report* to
11630 (Developer Options): New section incorporating moved options.
11631 * doc/cppopts.texi (-dM): Update cross-reference.
11633 2016-01-18 Richard Henderson <rth@redhat.com>
11636 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
11637 operands to pseudo only if CSE is expected. Split long immediate
11638 operands only after reload, and for the stack pointer.
11639 (*add<GPI>3_pluslong): Remove.
11640 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
11641 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
11642 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
11643 (*add<GPI>3 peepholes): New.
11644 (*add<GPI>3 splitters): New.
11645 * config/aarch64/constraints.md (Upl): New.
11646 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
11648 2016-01-18 Richard Biener <rguenther@suse.de>
11650 PR tree-optimization/69297
11651 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
11653 (vect_bb_vectorization_profitable_p): Clear visited flag again.
11655 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
11657 PR middle-end/68542
11658 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
11659 of mixind vector and scalar types.
11660 (fold_relational_const): Add handling of vector
11661 comparison with boolean result.
11662 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
11663 comparison of vector operands with boolean result for EQ/NE only.
11664 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
11665 (verify_gimple_cond): Likewise.
11666 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
11669 2016-01-18 Joseph Myers <joseph@codesourcery.com>
11671 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
11674 2016-01-18 Richard Biener <rguenther@suse.de>
11676 PR middle-end/69308
11677 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
11679 2016-01-18 Tom de Vries <tom@codesourcery.com>
11681 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
11683 2016-01-18 Tom de Vries <tom@codesourcery.com>
11685 * omp-low.c (set_oacc_fn_attrib): Make extern.
11686 * omp-low.h (set_oacc_fn_attrib): Declare.
11687 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
11688 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
11689 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
11690 Add and handle function parameter oacc_kernels_p.
11691 (find_reduc_addr, get_omp_data_i_param): New function.
11692 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
11693 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
11694 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
11695 Calculate dominance info. Skip loops that are not in a kernels region
11696 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
11697 (pass_parallelize_loops::execute): Call parallelize_loops with
11698 oacc_kernels_p argument.
11699 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
11700 New member function.
11701 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
11702 * passes.def: Add argument to pass_parallelize_loops instantation.
11704 2016-01-18 Tom de Vries <tom@codesourcery.com>
11706 * tree-parloops.c (pass_parallelize_loops::execute): Allow
11707 pass_parallelize_loops to be run outside the loop pipeline.
11709 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11711 * tree-scalar-evolution.c (follow_copies_to_constant): New.
11712 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
11714 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11717 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
11718 using get_ref_base_and_extent.
11719 (equal_mem_array_ref_p): New.
11720 (hashable_expr_equal_p): Add call to previous.
11722 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11725 * tree-sra.c (disqualified_constants, constant_decl_p): New.
11726 (sra_initialize): Allocate disqualified_constants.
11727 (sra_deinitialize): Free disqualified_constants.
11728 (disqualify_candidate): Update disqualified_constants when appropriate.
11729 (create_access): Scan for constant-pool entries as we go along.
11730 (scalarizable_type_p): Add check against type_contains_placeholder_p.
11731 (maybe_add_sra_candidate): Allow constant-pool entries.
11732 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
11733 (initialize_constant_pool_replacements): New.
11734 (sra_modify_assign): Avoid mangling assignments created by previous,
11735 and don't generate writes into constant pool.
11736 (sra_modify_function_body): Call initialize_constant_pool_replacements.
11738 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11740 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
11741 andnot instruction.
11742 (scalar_chain::convert_op): Likewise.
11743 * config/i386/i386.md (*andndi3_doubleword): New.
11745 2016-01-18 Richard Biener <rguenther@suse.de>
11747 PR tree-optimization/69170
11748 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
11749 building a vector from scalar results of a pattern stmt.
11751 2016-01-18 Jakub Jelinek <jakub@redhat.com>
11753 * haifa-sched.c (autopref_multipass_init): Work around
11754 -Wmaybe-uninitialized warning.
11756 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
11758 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
11759 against the constant 0.
11761 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11763 PR tree-optimization/68799
11764 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
11765 look up phi candidates in the statement-candidate map.
11766 (phi_add_costs): Likewise.
11767 (record_phi_increments): Likewise.
11768 (phi_incr_cost): Likewise.
11769 (ncd_with_phi): Likewise.
11770 (all_phi_incrs_profitable): Likewise.
11772 2016-01-17 Jakub Jelinek <jakub@redhat.com>
11774 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
11775 -Wmaybe-uninitialized warning.
11777 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
11779 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11780 (Option Summary): Update to reflect new section and moved options.
11781 (C++ Dialect Options): Move -fvtable-verify and related options.
11782 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
11783 and profiling-related options.
11784 (Optimization Options): Move profile generation options and
11785 -fstack-protector and related options.
11786 (Instrumentation Options): New section incorporating moved options.
11787 (Code Generation Options): Move -finstrument-functions and
11788 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
11790 2016-01-16 Tom de Vries <tom@codesourcery.com>
11792 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
11794 2016-01-16 Tom de Vries <tom@codesourcery.com>
11796 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
11798 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
11800 * hash-table.h (hash_table::empty): Turn into an inline wrapper
11801 that checks whether the table is already empty. Rename the
11802 original implementation to...
11803 (hash_table::empty_slot): ...this new private function.
11805 2016-01-15 David Malcolm <dmalcolm@redhat.com>
11807 PR diagnostic/68899
11808 * diagnostic-show-locus.c (layout::print_source_line): Move x
11809 offset of line until after call to
11810 get_line_width_without_trailing_whitespace.
11812 2016-01-15 Jeff Law <law@redhat.com>
11814 PR tree-optimization/69270
11815 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
11816 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
11817 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
11818 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
11819 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11820 ssa_name_has_boolean_range and constant_boolean_node.
11822 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
11824 PR rtl-optimization/69030
11825 * lra-spills.c (remove_pseudos): Check nrefs and make the function
11827 (spill_pseudos): Delete debug insn for dead pseudo.
11828 (lra_spill): Initiate spill_hard_reg and slots memory separately.
11830 2016-01-15 Jiong Wang <jiong.wang@arm.com>
11832 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
11834 (TYPES_UNOPUS): Likewise.
11835 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
11836 builtin type, from UNOP to UNOPUS.
11837 (lbtruncuv4sf): Likewise.
11838 (lbtruncuv2df): Likewise.
11839 (lrounduv2sf): Likewise.
11840 (lrounduv4sf): Likewise.
11841 (lrounduv2df): Likewise.
11842 (lroundusf): Likewise.
11843 (lroundusf): Likewise.
11844 (lceiluv2sf): Likewise.
11845 (lceiluv4sf): Likewise.
11846 (lceiluv2df): Likewise.
11847 (lceilusf): Likewise.
11848 (lceiludf): Likewise.
11849 (lflooruv2sf): Likewise.
11850 (lflooruv4sf): Likewise.
11851 (lflooruv2df): Likewise.
11852 (lfloorusf): Likewise.
11853 (lfloorudf): Likewise.
11854 (lfrintnuv2sf): Likewise.
11855 (lfrintnuv4sf): Likewise.
11856 (lfrintnuv2df): Likewise.
11857 (lfrintnusf): Likewise.
11858 (lfrintnudf): Likewise.
11859 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
11861 (vcvtq_u32_f32): Likewise.
11862 (vcvtq_u64_f64): Likewise.
11863 (vcvta_u32_f32): Likewise.
11864 (vcvtaq_u32_f32): Likewise.
11865 (vcvtaq_u64_f64): Likewise.
11866 (vcvtm_u32_f32): Likewise.
11867 (vcvtmq_u32_f32): Likewise.
11868 (vcvtmq_u64_f64): Likewise.
11869 (vcvtn_u32_f32): Likwise.
11870 (vcvtnq_u32_f32): Likewise.
11871 (vcvtnq_u64_f64): Likewise.
11872 (vcvtp_u32_f32): Likewise.
11873 (vcvtpq_u32_f32): Likewise.
11874 (vcvtpq_u64_f64): Likewise.
11875 (vcvtmd_u64_f64): Likewise.
11876 (vcvtms_u32_f32): Likewise.
11877 (vcvtad_u64_f64): Likewise.
11878 (vcvtas_u32_f32): Likewise.
11879 (vcvtnd_u64_f64): Likewise.
11880 (vcvtns_u32_f32): Likewise.
11881 (vcvtpd_u64_f64): Likewise.
11882 (vcvtps_u32_f32): Likewise.
11884 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11886 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
11887 CSEL of zero_extended registers.
11889 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11891 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
11892 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
11894 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11896 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
11897 false when argument string is not found in the attributes table
11900 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
11903 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
11904 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
11905 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
11906 precision estimate.
11908 2016-01-15 Richard Biener <rguenther@suse.de>
11910 PR tree-optimization/66856
11911 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
11912 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
11913 (vect_create_new_slp_node): Increment stmt reference count.
11914 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
11915 an SLP tree before swapping operands.
11916 (vect_build_slp_tree): Likewise.
11917 (destroy_bb_vec_info): Free stmt info after SLP instances.
11918 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
11919 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
11920 (STMT_VINFO_NUM_SLP_USES): New macro.
11922 2016-01-15 Richard Biener <rguenther@suse.de>
11925 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
11926 (add_linkage_name): ... here.
11927 (gen_typedef_die): Use add_linkage_name_raw instead of
11928 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
11931 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
11933 * gimplify.c (oacc_default_clause): Decode reference and pointer
11934 types for both kernels and parallel regions.
11936 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
11938 PR middle-end/69246
11939 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
11941 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11943 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
11944 (convert_scalars_to_vector): Likewise.
11946 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
11948 * doc/extend.texi (Type Traits): Fix grammar.
11950 2016-01-15 Martin Jambor <mjambor@suse.cz>
11952 * tree-inline.c (remap_decl): Use existing dclarations if
11953 remapping a type and prevent_decl_creation_for_types.
11954 (replace_locals_stmt): Do an initial remapping of non-VLA typed
11955 decls first. Do real remapping with
11956 prevent_decl_creation_for_types set.
11957 * tree-inline.h (copy_body_data): New field
11958 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
11961 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11963 * config/s390/s390.opt (mmvcle): More verbose help text.
11965 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11967 * config/s390/s390.opt: Add period to -mzvector option text.
11969 2016-01-15 Richard Biener <rguenther@suse.de>
11971 PR tree-optimization/68961
11972 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
11973 of invariants in stores again.
11975 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
11977 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
11979 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11981 * config/i386/i386.c (ix86_expand_branch): Don't split
11982 DI mode xor instruction to SI mode.
11984 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11987 * ipa-icf.c (sem_function::merge): Virtual functions may become
11988 reachable even if they address is not taken and there are no
11991 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11993 * lto-streamer-out.c (subtract_estimated_size): New function.
11994 (get_symbol_initial_value): Use it.
11996 2016-01-15 Christian Bruel <christian.bruel@st.com>
11999 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12000 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12001 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12002 use add_builtin_function_ext_scope instead of add_builtin_function.
12003 (neon_set_p, neon_crypto_set_p): Remove.
12004 (arm_init_builtins): Always call arm_init_neon_builtins and
12005 arm_init_crypto_builtins.
12006 (arm_expand_builtin): Check that builtins are allowed for the arch.
12007 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12008 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12009 arm_init_neon_builtins call.
12011 2016-01-15 Richard Biener <rguenther@suse.de>
12013 PR tree-optimization/69117
12014 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12015 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12016 of the leader conservatively.
12017 (free_scc_vn): Restore original SSA name infos.
12019 2016-01-14 Jeff Law <law@redhat.com>
12021 PR tree-optimization/69270
12022 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12023 single bit of precision, verify it's also unsigned.
12024 (record_edge_info): Use constant_boolean_node rather than fold_convert
12025 to convert boolean_true/boolean_false to the right type.
12027 2016-01-14 Richard Henderson <rth@redhat.com>
12030 * loop-doloop.c (record_reg_sets): New.
12031 (doloop_optimize): Reject the transform if the sequence
12032 clobbers registers live at the end of the loop block.
12033 (doloop_optimize_loops): Enable df_live if needed.
12035 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12037 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12038 * config/rs6000/rs6000.c: Likewise.
12039 * config/rs6000/rs6000.h: Likewise.
12040 * config/rs6000/rs6000.md: Likewise.
12041 * doc/extend.texi: Likewsie.
12043 2016-01-14 Jeff Law <law@redhat.com>
12045 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12048 2016-01-14 Richard Henderson <rth@redhat.com>
12052 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12053 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12054 instead of builtin_decl_declared_p to test for declaration.
12056 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12058 * doc/loop.texi (Loop Analysis and Representation): Document
12059 loop_depth function.
12061 2016-01-14 Tom de Vries <tom@codesourcery.com>
12063 PR tree-optimization/68773
12064 * omp-low.c (expand_omp_target): Don't set force_output.
12065 * varpool.c (varpool_node::get_create): Same.
12066 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12067 offload_funcs with force_output.
12069 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12072 * lra-eliminations.c (move_plus_up): Don't change anything if either
12073 the outer or inner subreg mode is not MODE_INT.
12074 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12075 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12077 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12079 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12080 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12081 reduc_uplus_@var{m}): Remove.
12082 * expr.c (expand_expr_real_2): Remove expansion path for
12083 reduc_[us](min|max|plus) optabs.
12084 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12085 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12086 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12087 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12088 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12089 reduc_[us](min|max|plus) optabs.
12091 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12093 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12094 (reduc_plus_scal_v2sf): New.
12095 (reduc_smax_v2sf): Rename to...
12096 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12097 (reduc_smin_v2sf): Rename to...
12098 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12100 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12102 * alias.c (compare_base_symbol_refs): New function.
12103 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12106 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12108 PR middle-end/68146
12109 PR tree-optimization/69155
12110 * tree-complex.c: Include cfganal.h.
12111 (phis_to_revisit): New variable.
12112 (extract_component): Add phiarg_p argument. Assert that returned
12113 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12114 (update_phi_components): Partly rewrite to use loop over real/imag
12115 components instead of code duplication. If extract_component returns
12116 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12117 create_tmp_reg into the PHI node instead, and mention the phi triplet
12118 in phis_to_revisit.
12119 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12120 in phis_to_revisit at the end.
12122 2016-01-14 Richard Biener <rguenther@suse.de>
12124 PR tree-optimization/68060
12125 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12126 outer loop reduction is only used in the inner loop before
12127 detecting a double reduction.
12129 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12132 * combine.c (expand_field_assignment): Punt if compute_mode is
12133 unsupported scalar mode.
12135 2016-01-14 Richard Biener <rguenther@suse.de>
12137 PR tree-optimization/66856
12138 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12139 SLP node only if it built successfully.
12140 (vect_analyze_slp_instance): Adjust.
12142 2016-01-14 Jeff Law <law@redhat.com>
12144 PR tree-optimization/69270
12145 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12146 (record_edge_info): Use it. Convert boolean_{true,false}_node
12147 to the type of op0.
12149 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12152 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12153 use block_ultimate_origin
12154 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12156 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12158 * doc/invoke.texi (Submodel Options): Rename section to
12159 "Machine-Dependent Options" to better reflect its content.
12160 Rewrite introductory text to remove archaic CPU names.
12163 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12165 * doc/invoke.texi (Code Gen Options): Move section up in file,
12166 before target-specific options. Update menu and option summary
12167 to reflect the new section ordering.
12169 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12171 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12172 (C++ Dialect Options): Add cross-reference to -std option.
12173 * doc/standards.texi (C++ Language): Document C++14 support.
12175 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12177 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12178 for pack/unpack functions for __ibm128.
12179 (PACK_IF): Likewise.
12180 (UNPACK_IF): Likewise.
12182 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12183 support for __ibm128 pack/unpack functions.
12184 (rs6000_invalid_builtin): Likewise.
12185 (rs6000_init_builtins): Likewise.
12186 (rs6000_opt_masks): Likewise.
12188 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12189 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12191 (RS6000_BTM_COMMON): Likewise.
12193 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12194 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12195 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12196 128-bit floating point. Add support for the double values to be
12197 in Altivec registers for TF/IF packing and unpacking, but restrict
12198 TD packing sub-fields to be FPR registers. Don't allow overlapped
12199 register support for packing. Allow pack inputs to be memory
12200 locations. Don't build generator functions for unpack<mode>_dm
12201 and unpack<mode>_nodm.
12202 (unpack<mode>_dm): Likewise.
12203 (unpack<mode>_nodm): Likewise.
12204 (pack<mode>): Likewise.
12206 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12207 built-in functions to pack/unpack explicit __ibm128 values.
12208 (__builtin_unpack_ibm128): Likewise.
12210 * doc/extend.texi (PowerPC Built-in Functions): Document
12211 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12213 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12216 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12217 Add new arg loc and pass it down as context.
12218 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12219 to the location to use for the warning.
12220 (check_function_arguments): New arg loc. All callers changed. Pass
12221 it to check_function_nonnull.
12222 * c-common.h (check_function_arguments): Adjust declaration.
12224 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12226 PR tree-optimization/69156
12227 * gimple.c (validate_type): Removed.
12228 (gimple_builtin_call_types_compatible_p): Use
12229 useless_type_conversion_p instead of validate_type.
12230 * value-prof.c (gimple_stringop_fixed_value): Fold
12231 icall_size to correct type.
12233 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12235 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12238 2016-01-13 Richard Henderson <rth@redhat.com>
12241 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12242 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12243 (ix86_builtin_tm_store): Remove.
12244 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12245 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12246 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12247 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12248 * doc/tm.texi: Rebuild.
12250 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12251 (BUILT_IN_TM_MEMCPY_RTWN): New.
12252 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12253 fallback from vector to integer helpers.
12254 (build_tm_load): Handle vector types directly, instead of
12256 (build_tm_store): Likewise.
12257 (expand_assign_tm): Prepare for register types not handled by
12258 the above. Copy them to memory and use memcpy.
12259 * tree.c (tm_define_builtin): New.
12260 (find_tm_vector_type): New.
12261 (build_tm_vector_builtins): New.
12262 (build_common_builtin_nodes): Call it.
12264 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12266 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12267 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12269 2016-01-13 Tom de Vries <tom@codesourcery.com>
12271 PR tree-optimization/69169
12272 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12273 handled_struct_type param.
12274 (create_variable_info_for, intra_create_variable_infos): Call
12275 create_variable_info_for_1 with extra arg.
12277 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12279 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12280 and "armv8.1-a+crc" entries.
12282 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12285 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12286 Change first operand predicate from register_or_constm1_operand
12287 to register_operand.
12288 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12289 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12290 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12291 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12292 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12293 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12294 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12295 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
12296 comparison with constm1_rtx from vec_prefetch_gen part.
12298 2016-01-13 Richard Biener <rguenther@suse.de>
12300 PR tree-optimization/69013
12301 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
12302 Exchange assert for a test.
12304 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12307 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
12309 2016-01-13 Richard Biener <rguenther@suse.de>
12311 PR tree-optimization/69242
12312 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
12313 assert with a check.
12315 2016-01-13 Richard Biener <rguenther@suse.de>
12317 PR tree-optimization/69186
12318 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12319 Properly guard vect_update_misalignment_for_peel call.
12321 2016-01-12 Jeff Law <law@redhat.com>
12323 PR tree-optimization/pr67755
12324 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
12325 "need_profile_correction".
12326 (thread_block_1): Initialize new field to false by default. If we
12327 have multiple thread paths through a common joiner to different
12328 final targets, then set new field to true.
12329 (compute_path_counts): Only do count adjustment when it's really
12332 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12334 * doc/invoke.texi (Spec Files): Move section down in file, past
12335 all command-line option descriptions.
12337 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12339 PR middle-end/54809
12340 * doc/gty.texi: Remove documentation of mark_hook.
12341 * gengtype.c (struct write_types_data): Remove code to support
12342 mark_hook attribute.
12343 (walk_type): Likewise.
12344 (write_func_for_structure): Likewise.
12346 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12348 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
12349 Directory Options, and -specs= to Overall Options.
12350 (Overall Options): Adjust similarly. Reorder to group related
12351 options together. Make -specs= cross-reference the spec file details.
12352 (Directory Options): Adjust similarly.
12354 2016-01-12 Jeff Law <law@redhat.com>
12356 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
12358 2016-01-12 Olivier Hainque <hainque@adacore.com>
12360 * gcc.c (spec_undefvar_allowed): New global.
12361 (process_command): Set to true when running for --version or --help,
12363 (getenv_spec_function): When the variable is not defined, use the
12364 variable name as the variable value if we're allowed not to issue
12367 2016-01-12 Bin Cheng <bin.cheng@arm.com>
12369 PR tree-optimization/68911
12370 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
12371 information computed for expression "init + nit * step".
12373 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12375 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
12376 about name of GCC executable. Remove deleted node from menu.
12377 (Directory Options) <-B>: Remove cross-reference to deleted node.
12378 (Target Options): Delete section.
12380 2016-01-12 Christian Bruel <christian.bruel@st.com>
12383 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
12384 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12386 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12389 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12390 aligned_mem is properly set for AVX512-VL floating point masked
12394 * ifcvt.c (cond_exec_process_if_block): When removing the last
12395 insn from then_bb, remove also any possible barriers that follow it.
12397 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
12401 * config/i386/iamcu.h (SIZE_TYPE): New macro.
12402 (PTRDIFF_TYPE): Likewise.
12403 (WCHAR_TYPE): Likewise.
12404 (WCHAR_TYPE_SIZE): Likewise.
12405 (STDINT_LONG32): Likewise.
12407 2016-01-12 Richard Biener <rguenther@suse.de>
12409 PR tree-optimization/69053
12410 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
12411 convert initial value for cond reductions.
12413 2016-01-12 Richard Biener <rguenther@suse.de>
12415 PR tree-optimization/69007
12416 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
12417 widen_sum after dot_prod and sad.
12419 2016-01-12 Richard Biener <rguenther@suse.de>
12421 PR tree-optimization/69168
12422 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
12423 pattern stmt SLP type.
12424 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
12425 end up unused so cope with that case.
12427 2016-01-12 Richard Biener <rguenther@suse.de>
12429 PR tree-optimization/69157
12430 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
12431 stmts def type only during analyze phase.
12432 (vectorizable_call): Likewise.
12433 (vectorizable_simd_clone_call): Likewise.
12434 (vectorizable_conversion): Likewise.
12435 (vectorizable_assignment): Likewise.
12436 (vectorizable_shift): Likewise.
12437 (vectorizable_operation): Likewise.
12438 (vectorizable_store): Likewise.
12439 (vectorizable_load): Likewise.
12441 2016-01-12 Richard Biener <rguenther@suse.de>
12443 PR tree-optimization/69174
12444 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
12446 (vectorizable_load): Properly compute the number of loads needed
12447 for permuted strided SLP loads and do not spuriously assign
12448 to SLP_TREE_VEC_STMTS.
12450 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
12452 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
12453 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
12454 (MD_EXEC_PREFIX): Remove.
12455 (MD_STARTFILE_PREFIX) Removee.
12456 (FILE_NAME_ABSOLUTE_P): Remove.
12457 (CPP_SPEC): Do not read macros from sys/version.h.
12458 (LINK_COMMAND_SPEC): Remove.
12459 (LOCAL_INCLUDE_DIR): Remove.
12460 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
12461 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
12462 (POST_LINK_SPEC): Define to invoke stubify after linker
12463 (LIBSTDCXX): Remove define
12464 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
12465 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
12466 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
12467 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
12468 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
12469 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
12470 (i386_djgpp_asm_named_section): Add propotype of new procedure
12472 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
12473 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
12474 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
12475 in config/i386/djgpp.h).
12476 (STANDARD_STARTFILE_PREFIX_2): Define identical to
12477 STANDARD_STARTFILE_PREFIX_1.
12478 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
12479 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
12480 installation errors.
12481 (MAX_OFILE_ALIGNMENT): Define to 128.
12482 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
12484 * config/i386/djgpp.c: New file. Add implementation of
12485 i386_djgpp_asm_named_section.
12487 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
12489 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
12490 Add rule for building djgpp.o.
12492 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12494 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
12495 (rtx_is_swappable_p): Reductions are swappable.
12496 (insn_is_swappable_p): V2DF reductions are swappable.
12498 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
12500 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
12501 reloads for other unsupported memory operands.
12503 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12504 Jim Wilson <jim.wilson@linaro.org>
12507 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
12508 copy_to_mode_reg instead of force_reg.
12510 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12513 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
12514 TARGET_80387 is true.
12516 2016-01-11 Jakub Jelinek <jakub@redhat.com>
12519 * lra-eliminations.c (move_plus_up): Only move plus up
12520 if subreg of the constant can be simplified into constant
12521 and use the simplified subreg of the constant instead of
12522 the original constant.
12524 * fold-const.c (fold_convertible_p): Don't return true
12525 for conversion of VECTOR_TYPE to same sized integral type.
12526 (fold_convert_loc): Fix up formatting. Fold conversion of
12527 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
12528 instead of NOP_EXPR.
12530 PR tree-optimization/69214
12531 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
12532 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
12535 PR tree-optimization/69207
12536 * tree-vect-slp.c (vect_get_constant_vectors): For
12537 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
12538 fold_convertible_p to vector_type's element type, and always
12539 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
12541 2016-01-11 Richard Biener <rguenther@suse.de>
12543 PR tree-optimization/69173
12544 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
12545 fixup the cycle if all stmts are in a pattern.
12547 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
12549 PR middle-end/68999
12550 * alias.c (base_alias_check): Move check for addresses with
12551 alignment ANDs before the call for compare_base_decls.
12552 (memrefs_conflict_p): Return -1 for different decls
12553 that went through alignment adjustments.
12555 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12557 PR rtl-optimization/68796
12558 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
12559 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
12560 and QImode comparisons against zero with CC_NZmode.
12561 * config/aarch64/iterators.md (short_mask): New mode_attr.
12563 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12565 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
12566 (<avx512>_store<mode>_mask): Likewise.
12568 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
12569 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12571 PR rtl-optimization/68841
12572 * ifcvt.c (struct noce_if_info): Add orig_x field.
12573 (bbs_ok_for_cmove_arith): Add to_rename parameter.
12574 Don't record conflicts on to_rename if it's present.
12575 Allow memory destinations in sets.
12576 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
12577 blocks, passing orig_x to the checks.
12578 (noce_process_if_block): Set if_info->orig_x appropriately.
12580 2016-01-11 Tom de Vries <tom@codesourcery.com>
12582 PR tree-optimization/69069
12583 * tree-parloops.c (create_parallel_loop): Add missing phi args.
12585 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
12587 PR rtl-optimization/68920
12588 * config/i386/i386.c (ix86_option_override_internal): Restrict number
12589 of conditional moves for RTL if-conversion to 1 for
12590 TARGET_ONE_IF_CONV_INSN.
12591 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
12592 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
12593 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
12594 parameter to restirct number of conditional moves for
12596 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
12597 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
12600 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
12603 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
12604 onepart vars. Fix typo in comment. Fix reversed condition in
12606 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
12609 * var-tracking.c (dump_onepart_variable_differences): New.
12610 (dataflow_set_different): If a detailed dump is requested,
12611 delay early returns and dump differences between onepart
12612 variables present before and after, and added variables.
12614 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12617 * expr.c (expand_expr_real_1): For boolean vector constants
12618 with a scalar mode use const_scalar_mask_from_tree.
12619 (const_scalar_mask_from_tree): New.
12620 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
12621 assigned to a mask type to handle constants.
12623 2016-01-11 Martin Jambor <mjambor@suse.cz>
12626 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
12627 useless parameters if we cannot change function signature.
12629 2016-01-11 Martin Jambor <mjambor@suse.cz>
12632 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
12635 2016-01-11 Tom de Vries <tom@codesourcery.com>
12637 PR tree-optimization/69109
12638 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
12641 2016-01-11 Tom de Vries <tom@codesourcery.com>
12643 PR tree-optimization/69108
12644 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
12645 res is not used in a phi.
12647 2016-01-11 Yury Gribov <y.gribov@samsung.com>
12650 * common.opt (frandom-seed): Fix parameter name.
12651 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
12653 2016-01-11 Tom de Vries <tom@codesourcery.com>
12655 PR tree-optimization/69058
12656 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
12659 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
12661 * config/arc/arc.opt (mdiv-rem): Add period to the end.
12662 (mcode-density): Likewise.
12664 2016-01-10 Tom de Vries <tom@codesourcery.com>
12666 PR tree-optimization/69062
12667 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
12668 (parallelize_loops): Don't paralelize loop that has phi with address
12671 2016-01-10 Tom de Vries <tom@codesourcery.com>
12673 PR tree-optimization/69039
12674 * tree-parloops.c (try_create_reduction_list): Only allow single exit
12677 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
12679 PR middle-end/68743
12680 * match.pd: Require target has function_c99_misc before doing
12681 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
12683 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
12685 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
12687 * configure: Regenerate.
12689 2016-01-09 Jakub Jelinek <jakub@redhat.com>
12691 PR middle-end/50865
12692 PR tree-optimization/69097
12693 * fold-const.h (expr_not_equal_to): New prototype.
12694 * fold-const.c: Include stringpool.h and tree-ssanames.h.
12695 (expr_not_equal_to): New function.
12696 * match.pd (X % -Y is the same as X % Y): Don't optimize
12697 unless X is known not to be equal to minimum or Y is known
12698 not to be equal to -1.
12699 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
12700 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
12701 (simplify_stmt_using_ranges): Adjust caller.
12702 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
12703 substitute_and_fold.
12705 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
12707 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
12710 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12712 PR tree-optimization/69167
12713 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
12714 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
12716 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
12718 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12719 Richard Biener <rguenther@suse.de>
12721 PR tree-optimization/68707
12722 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
12723 instances that can be handled via vect_load_lanes.
12725 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
12727 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
12728 if we can't determine address equivalence.
12729 * alias.c (compare_base_decl): Update for changed return value of
12730 symtab_node::equal_address_to.
12732 2016-01-08 Jason Merrill <jason@redhat.com>
12736 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
12737 * expr.c (store_field): Not here.
12738 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
12739 call with TREE_ADDRESSABLE type.
12740 * tree-cfg.c (verify_gimple_call): Adjust.
12742 2016-01-08 Olivier Hainque <hainque@adacore.com>
12744 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
12747 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12749 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
12750 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
12751 (reduc_smin_v2sf): Rename to...
12752 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
12753 (reduc_splus_v2sf): Rename to...
12754 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
12756 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12758 PR tree-optimization/69162
12759 * gimplify.c (gimplify_va_arg_expr): Encode original type of
12760 valist argument in another argument.
12761 (gimplify_modify_expr): Adjust for the above change. Cleanup.
12762 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
12763 to determine the va_list type, build a MEM_REF instead of
12764 build_fold_indirect_ref.
12766 PR tree-optimization/69172
12767 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
12770 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
12772 PR tree-optimization/67781
12773 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
12774 and cmpnop in two steps: first the ones not accessed in original
12775 gimple expression in a endian independent way and then the ones not
12776 accessed in the final result in an endian-specific way.
12778 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12780 PR tree-optimization/69083
12781 * tree-vect-slp.c (vect_get_constant_vectors): For
12782 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
12783 element type. If op is fold_convertible_p to vector_type's element
12784 type, use NOP_EXPR instead of VCE.
12786 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
12788 PR rtl-optimization/67778
12789 PR rtl-optimization/68634
12790 PR rtl-optimization/68909
12791 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
12792 block from the stack until done with it. Remove a superfluous
12793 bitmap set. Remove a superfluous bitmap test.
12795 2016-01-07 Martin Sebor <msebor@redhat.com>
12798 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
12799 constraint on the type of arguments.
12801 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
12803 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
12804 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
12805 unaligned_access on the gcc_options set.
12806 * config/arm/arm.c (arm_option_override_internal): Use
12807 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
12809 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12812 * config/i386/i386.c (ix86_frame_pointer_required): Enable
12813 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
12815 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12818 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12821 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12822 depending on frame_pointer_needed before remaining integer and SSE
12823 registers are saved.
12825 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
12828 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
12830 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
12833 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
12834 Use the "xBm" constraint.
12835 (float<sseintvecmodelower><mode>2<mask_name><round_name):
12837 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
12838 (sse_cvtsi2ssq<round_name>): Likewise.
12839 (sse_cvtss2si<round_name>): Likewise.
12840 (sse_cvtss2siq<round_name>): Likewise.
12841 (sse2_cvtsi2sdq<round_name>): Likewise.
12842 (sse2_cvtsd2si<round_name>): Likewise.
12843 (sse2_cvtsd2siq<round_name>): Likewise.
12844 * config/i386/subst.md (round_nimm_scalar_predicate): New
12847 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
12849 PR middle-end/67639
12850 * varasm.c (make_decl_rtl): Mark invalid register vars as
12853 PR rtl-optimization/66206
12854 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
12855 All callers changed.
12857 2016-01-07 Jakub Jelinek <jakub@redhat.com>
12859 PR tree-optimization/69141
12860 * tree-ssa-pre.c: Include langhooks.h.
12861 (eliminate_dom_walker::before_dom_children): Use
12862 lang_hooks.decl_printable_name instead of
12863 cgraph_node::get ()->name ().
12865 PR middle-end/68960
12866 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
12867 it and DECL_ALIGN too.
12869 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
12871 * config/mips/mips-ftypes.def: Sort to lexicographical order.
12873 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12876 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12877 depending on frame_pointer_needed before remaining integer and SSE
12878 registers are saved.
12880 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12882 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
12883 mode iterator with VSX_M2.
12884 (*p9_vecstore_<mode>): Likewise.
12885 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
12886 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
12887 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
12888 (define_split for VSX_LE128 stores): Likewise.
12889 (define_peephole2 for TImode LE swaps): Likewise.
12890 (define_split for VSX_LE128 post-reload stores): Likewise.
12892 2016-01-06 Marek Polacek <polacek@redhat.com>
12895 * convert.c (convert_to_integer_1): Adjust call to
12896 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
12897 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
12898 EXPR instead of ARG.
12899 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
12901 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12904 * doc/extend.texi (RL78 Variable Attributes): New section.
12906 2016-01-05 Marek Polacek <polacek@redhat.com>
12909 * builtins.c (get_memmodel): Use expansion point location rather than
12910 the input location. Call warning_at rather than warning.
12911 (expand_builtin_atomic_compare_exchange): Likewise.
12912 (expand_builtin_atomic_load): Likewise.
12913 (expand_builtin_atomic_store): Likewise.
12914 (expand_builtin_atomic_clear): Likewise.
12916 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12919 * config/i386/i386.c (ix86_expand_vector_logical_operator):
12920 Replace nonimmediate_operand with vector_operand.
12921 * config/i386/predicates.md (vector_operand): New predicate.
12922 (general_vector_operand): Replace nonimmediate_operand with
12924 * config/i386/sse.md: Replace nonimmediate_operand with
12925 vector_operand and m constraint with Bm constraint on SSE
12926 patterns with 16-byte memory operand.
12927 * config/i386/subst.md (round_nimm_predicate): Replace
12928 nonimmediate_operand with vector_operand.
12929 (round_saeonly_nimm_predicate): Likewise.
12930 (round_saeonly_nimm_scalar_predicate): New.
12932 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12935 * config/i386/constraints.md (Bm): New constraint.
12936 * config/i386/predicates.md (vector_memory_operand): New
12938 * config/i386/sse.md: Replace xm with xBm in plusminus and
12939 any_logic patterns.
12941 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12944 * doc/extend.texi (V850 Function Attributes): New section.
12945 (V850 Variable Attributes): New section.
12947 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12950 * doc/extend.texi (MicroBlaze Function Attributes): Document
12951 interrupt_handler and fast_interrupt attributes.
12953 2016-01-05 Sergei Trofimovich <siarheit@google.com>
12956 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
12957 for local symbolic operands.
12958 * config/ia64/predicates.md (local_symbolic_operand64): New
12961 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12963 PR rtl-optimization/68651
12964 * combine.c (combine_simplify_rtx): Canonicalize x + x into
12967 2016-01-05 Nathan Sidwell <nathan@acm.org>
12969 * alias.c (compare_base_decls): Use symtab_node::get.
12971 2016-01-05 Nick Clifton <nickc@redhat.com>
12974 * ira-costs.c (copy_cost): Initialise the t_icode field of the
12975 secondary_reload_info structure.
12978 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
12979 decls if weak support is available.
12981 2016-01-04 Martin Sebor <msebor@redhat.com>
12983 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
12985 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12987 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
12988 OPTION_MASK_P9_DFORM.
12990 * config/rs6000/constraints.md (wo constraint): New constraint for
12993 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
12995 (rs6000_init_hard_regno_mode_ok): Likewise.
12997 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13000 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13001 expanders not to have constraints. Add support for ISA 3.0 xxperm
13002 instruction. Add support for fusing xxlor with xxperm.
13003 (altivec_vperm_<mode>_internal): Likewise.
13004 (altivec_vperm_v8hiv16qi): Likewise.
13005 (altivec_vperm_<mode>v16q): Likewise.
13006 (altivec_vperm_<mode>_uns): Likewise.
13007 (vperm_v8hiv4si): Likewise.
13008 (vperm_v16qiv8hi): Likewise.
13010 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13012 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13014 Update copyright years.
13016 * gcc.c (process_command): Update copyright notice dates.
13017 * gcov-dump.c (print_version): Ditto.
13018 * gcov.c (print_version): Ditto.
13019 * gcov-tool.c (print_version): Ditto.
13020 * gengtype.c (create_file): Ditto.
13021 * doc/cpp.texi: Bump @copying's copyright year.
13022 * doc/cppinternals.texi: Ditto.
13023 * doc/gcc.texi: Ditto.
13024 * doc/gccint.texi: Ditto.
13025 * doc/gcov.texi: Ditto.
13026 * doc/install.texi: Ditto.
13027 * doc/invoke.texi: Ditto.
13029 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13031 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13032 modes larger than TImode as TImode if NEON is not enabled.
13034 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13037 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13038 mode for %f0-%f31 only if TARGET_FPU.
13040 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13043 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13044 to compute the PACKED_P predicate.
13045 (function_arg_record_value): Minor tweaks.
13047 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13049 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13050 option for arm*-*-* targets.
13052 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13054 * doc/extend.texi (Common Function Attributes): Move docs for
13055 MSP430-specific attributes to....
13056 (MSP430 Function Attributes): ...here. Delete the redundant
13057 entries and copy-edit the remaining text.
13058 (MSP430 Variable Attributes): Use uniform format for index
13059 entries and add a cross-reference to the corresponding function
13062 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13064 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13066 (x86 Options): Likewise.
13068 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13072 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13073 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13074 to corresponding attribute.
13076 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13078 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13079 to correct alphabetization of table. Copy-edit and correct
13081 <stack_protect>: Likewise.
13082 <target_clones>: Likewise.
13084 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13085 Correct punctuation.
13086 (Code Gen Options) <-fno-plt>: Copy-edit.
13088 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13091 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13092 SI values. Explicitly convert SI to DI and vice-versa.
13094 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13096 PR tree-optimization/69070
13097 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13098 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13101 * ubsan.c (ubsan_instrument_float_cast): Call
13102 initialize_sanitizer_builtins.
13105 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13107 Copyright (C) 2016 Free Software Foundation, Inc.
13109 Copying and distribution of this file, with or without modification,
13110 are permitted in any medium without royalty provided the copyright
13111 notice and this notice are preserved.