1 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
3 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
4 pointers inside OACC_DATA regions.
5 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
6 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
7 (gimplify_adjust_omp_clauses): Fix typo in comment.
9 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
11 * config/rs6000/altivec.md (VParity): New mode iterator for vector
12 parity built-in functions.
13 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
15 (p9v_parity<mode>2): Likewise.
16 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
18 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
19 (parity<mode>2): ISA 3.0 expander for vector parity.
20 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
22 (BU_P9_64BIT_MISC_0): Likewise.
23 (BU_P9_MISC_0): Likewise.
24 (BU_P9V_AV_1): Likewise.
25 (BU_P9V_AV_2): Likewise.
26 (BU_P9V_AV_3): Likewise.
27 (BU_P9V_AV_P): Likewise.
28 (BU_P9V_VSX_1): Likewise.
29 (BU_P9V_OVERLOAD_1): Likewise.
30 (BU_P9V_OVERLOAD_2): Likewise.
31 (BU_P9V_OVERLOAD_3): Likewise.
32 (VCTZB): Add vector count trailing zeros support.
36 (VPRTYBD): Add vector parity support.
39 (VCTZ): Add overloaded vector count trailing zeros support.
40 (VPRTYB): Add overloaded vector parity support.
41 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
42 overloaded vector count trailing zeros and parity instructions.
43 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
44 vector parity support.
45 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
46 trailing zeros support.
47 (vec_cntlz): Likewise.
48 (vec_vctzb): Likewise.
49 (vec_vctzd): Likewise.
50 (vec_vctzh): Likewise.
51 (vec_vctzw): Likewise.
52 (vec_vprtyb): Add ISA 3.0 vector parity support.
53 (vec_vprtybd): Likewise.
54 (vec_vprtybw): Likewise.
55 (vec_vprtybq): Likewise.
56 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
57 the ISA 3.0 vector count trailing zeros and vector parity built-in
60 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
62 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
63 when there is stmt_to_insert.
65 2016-05-24 Martin Sebor <msebor@redhat.com>
68 * gcc/tree.h (complete_or_array_type_p): New inline function.
70 2016-05-24 Jakub Jelinek <jakub@redhat.com>
72 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
73 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
74 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
76 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
77 Limit 1st alternative to noavx isa, split 2nd alternative into one
78 noavx and one avx alternative, use *x and Bm in the former and
79 x and m in the latter.
81 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
82 of sse4 for the first alternative, drop %v from the template
83 and d operand modifier. Split second alternative into one sse4_noavx
84 and one avx alternative, use *x instead of *v in the former and v
85 instead of *v in the latter.
86 (*sse4_1_extractps): Use noavx isa instead of * for the first
87 alternative, drop %v from the template. Split second alternative into
88 one noavx and one avx alternative, use *x instead of *v in the
89 former and v instead of *v in the latter.
90 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
91 with noavx and the last one with avx.
92 (sse4_1_phminposuw): Guard first alternative with noavx isa,
93 split the second one into one noavx and one avx alternative,
94 use *x and Bm in the former and x and m in the latter one.
95 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
98 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
99 first two alternatives to noavx, use *x instead of *v in the second
100 one, add avx alternative without *.
101 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
102 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
103 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
105 2016-05-24 Jeff Law <law@redhat.com>
107 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
108 New function, extracted from...
109 (fsm_find_control_statement_thread_paths): Here. Use the new function.
110 Allow simple copies and constant initializations in the SSA chain.
112 2016-05-24 Marek Polacek <polacek@redhat.com>
115 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
118 2016-05-24 Jakub Jelinek <jakub@redhat.com>
121 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
122 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
123 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
124 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
125 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
127 2016-05-24 Richard Biener <rguenther@suse.de>
129 PR tree-optimization/71240
130 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
133 2016-05-24 Richard Biener <rguenther@suse.de>
135 PR tree-optimization/71230
136 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
138 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
140 * tree-vectorizer.h (vectorizable_comparison): Delete.
141 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
143 * tree-vect-stmts.c (vectorizable_call): Likewise.
144 (vectorizable_simd_clone_call): Likewise.
145 (vectorizable_conversion): Likewise.
146 (vectorizable_assignment): Likewise.
147 (vectorizable_shift): Likewise.
148 (vectorizable_operation): Likewise.
149 (vectorizable_load): Likewise.
150 (vectorizable_condition): Likewise.
151 (vectorizable_store): Likewise. Assert that we don't have
153 (vectorizable_comparison): Make static. Remove redundant
155 (vect_transform_stmt): Assert that we always have an slp_node
158 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
160 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
161 operands[2] against 1 with comparison against CONST1_RTX.
162 (<shift>di3_neon): Likewise.
163 * config/arm/predicates.md (const0_operand): Replace with comparison
166 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
168 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
169 operands[2] against 1 with comparison against CONST1_RTX.
172 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
177 (define_split above *compareqi_eq0): Likewise.
178 (define_split above "prologue"): Likewise.
179 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
180 * config/arm/predicates.md (shift_operator): Likewise.
181 (shift_nomul_operator): Likewise.
182 (sat_shift_operator): Likewise.
183 (thumb1_cmp_operand): Likewise.
184 (const_neon_scalar_shift_amount_operand): Replace manual range
186 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
187 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
189 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
191 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
192 with HOST_WIDE_INT_1.
194 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
195 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
196 (arm_canonicalize_comparison): Likewise.
197 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
199 (thumb1_size_rtx_costs): Likewise.
200 (vfp_const_double_index): Replace cast of 1 to unsigned
201 HOST_WIDE_INT with HOST_WIDE_INT_1U.
202 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
204 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
205 HOST_WIDE_INT with HOST_WIDE_INT_1U.
206 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
207 HOST_WIDE_INT with HOST_WIDE_INT_1.
209 2016-05-24 Marek Polacek <polacek@redhat.com>
211 * tree-cfg.h (should_remove_lhs_p): New predicate.
212 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
213 * gimplify.c (gimplify_modify_expr): Likewise.
214 * tree-cfg.c (verify_gimple_call): Likewise.
215 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
216 * gimple-fold.c: Include "tree-cfg.h".
217 (gimple_fold_call): Use should_remove_lhs_p.
219 2016-05-24 Richard Biener <rguenther@suse.de>
221 PR tree-optimization/71253
222 * cfganal.h (control_dependences): Make robust against edge
224 (control_dependences::control_dependences): Remove edge_list argument.
225 (control_dependences::get_edge): Remove.
226 (control_dependences::get_edge_src): Add.
227 (control_dependences::get_edge_dest): Likewise.
228 (control_dependences::m_el): Make a vector of edge src/dest index.
229 * cfganal.c (control_dependences::find_control_dependence): Adjust.
230 (control_dependences::control_dependences): Likewise.
231 (control_dependences::~control_dependence): Likewise.
232 (control_dependences::get_edge): Remove.
233 (control_dependences::get_edge_src): Add.
234 (control_dependences::get_edge_dest): Likewise.
235 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
237 (perform_tree_ssa_dce): Adjust.
238 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
240 (pass_loop_distribution::execute): Adjust. Do loop destroying
241 conditional on changed.
243 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
246 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
247 return. Reindent transformation comment and mention the ARM state
250 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
253 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
254 after build_and_add_sum creates new use stmt.
256 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
258 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
259 load_lanes/grouped_load classification comes first. Don't check
260 whether the vectorization factor is a multiple of the group size
263 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
265 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
266 GROUP_GAP for single-element interleaving.
267 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
270 2016-05-24 Richard Biener <rguenther@suse.de>
274 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
275 bases which are accessed with non-invariant indices.
276 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
277 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
279 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
282 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
283 (add_to_ops_vec): Add stmt_to_insert.
284 (add_repeat_to_ops_vec): Init stmt_to_insert.
285 (insert_stmt_before_use): New.
286 (transform_add_to_multiply): Remove mult_stmt insertion and add it
288 (get_ops): Init stmt_to_insert.
289 (maybe_optimize_range_tests): Likewise.
290 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
291 (rewrite_expr_tree_parallel): Likewise.
292 (reassociate_bb): Likewise.
294 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
297 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
298 ISA 3.0 xxperm fusion alternative.
299 (altivec_vperm_v8hiv16qi): Likewise.
300 (altivec_vperm_<mode>_uns_internal): Likewise.
301 (vperm_v8hiv4si): Likewise.
302 (vperm_v16qiv8hi): Likewise.
304 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
305 Kelvin Nilsen <kelvin@gcc.gnu.org>
307 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
308 vpermr/xxpermr on ISA 3.0.
309 (altivec_expand_vec_perm_le): Likewise.
310 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
311 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
314 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
316 * config/i386/i386.h (IS_STACK_MODE): Enable for
317 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
318 SSE_FLOAT_MODE_P macros.
319 * config/i386/i386.c (ix86_preferred_reload_class): Use
320 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
321 Cleanup regclass processing for CONST_DOUBLE_P.
322 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
323 (ix86_rtx_costs): Remove redundant TARGET_80387 check
324 with IS_STACK_MODE macro.
325 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
327 (*movdf_internal): Use IS_STACK_MODE macro.
328 (*movsf_internal): Ditto.
330 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
332 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
333 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
335 2016-05-23 Jeff Law <law@redhat.com>
337 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
339 (fsm_find_control_statement_thread_paths): Call it.
341 2016-05-23 Martin Jambor <mjambor@suse.cz>
344 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
345 from_global_constant if t is not NULL.
347 2016-05-23 Marek Polacek <polacek@redhat.com>
350 * common.opt (Wswitch-unreachable): New option.
351 * doc/invoke.texi: Document -Wswitch-unreachable.
352 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
355 2016-05-23 Bin Cheng <bin.cheng@arm.com>
357 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
358 TMR_INDEX is non-NULL.
360 2016-05-23 Richard Biener <rguenther@suse.de>
362 PR tree-optimization/71230
363 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
364 (try_special_add_to_ops): ... here. Always test for single-use.
366 2016-05-23 Martin Jambor <mjambor@suse.cz>
368 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
369 default block if a PHI node in the original one would be resized.
371 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
373 PR tree-optimization/58135
374 * tree-vect-slp.c: When group size is not multiple
375 of vector size, allow splitting of store group at
378 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
380 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
382 2016-05-22 Jakub Jelinek <jakub@redhat.com>
384 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
385 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
386 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
389 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
390 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
391 v constraint instead of x and vinserti32x4 insn.
393 * config/i386/sse.md (i128vldq): New mode iterator.
394 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
395 avx512dq and avx512vl alternatives.
397 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
398 constraint, use maybe_evex prefix instead of vex.
399 (vec_dupv4sf): Use v constraint instead of x for output
400 operand except for noavx alternative, use Yv constraint
401 instead of x for input. Use maybe_evex prefix instead of vex.
402 (*vec_dupv4si): Likewise.
403 (*vec_dupv2di): Likewise.
405 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
408 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
409 (linearize_expr_tree): Call try_special_add_to_ops.
410 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
412 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
414 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
415 to computed stack_usage.
417 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
420 * config/avr/avr.md (define_expand "mov<mode>"): If the source
421 operand is subreg (symbol_ref) then move the symbol ref to register.
423 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
425 * tree.c (array_at_struct_end_p): Look through MEM_REF.
427 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
430 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
433 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
435 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
436 ranges by calling get_single_symbol and tidy up. Look more closely
437 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
439 2016-05-20 Jeff Law <law@redhat.com>
441 * bitmap.c (bitmap_find_bit): Remove useless test.
443 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
445 * function.c (thread_prologue_and_epilogue_insns): Commit the
446 insertion of the epilogue.
448 2016-05-20 Martin Jambor <mjambor@suse.cz>
450 PR tree-optimization/70884
451 * tree-sra.c (initialize_constant_pool_replacements): Do not check
452 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
453 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
454 of constant pool data as a reason for scalarization.
456 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
458 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
460 (thumb1_expand_prologue): Likewise.
462 2016-05-20 Nathan Sidwell <nathan@acm.org>
464 * config/nvptx/nptx.c (nvptx_option_override): Only set
465 flag_toplevel_reorder, if not explicitly specified. Set
466 flag_no_common, unless explicitly specified.
468 2016-05-20 David Malcolm <dmalcolm@redhat.com>
470 * calls.c (can_implement_as_sibling_call_p): Mark param
471 reg_parm_stack_space with ATTRIBUTE_UNUSED.
473 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
475 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
476 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
477 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
479 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
480 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
483 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
485 * config/nvptx/nvptx.md (sincossf3): New pattern.
487 2016-05-20 David Malcolm <dmalcolm@redhat.com>
489 * calls.c (maybe_complain_about_tail_call): New function.
490 (initialize_argument_information): Call
491 maybe_complain_about_tail_call when clearing *may_tailcall.
492 (can_implement_as_sibling_call_p): Call
493 maybe_complain_about_tail_call when returning false.
494 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
495 ensure try_tail_call is set. Call maybe_complain_about_tail_call
496 if tail-call optimization fails.
497 * cfgexpand.c (expand_call_stmt): Initialize
498 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
499 * gimple-pretty-print.c (dump_gimple_call): Dump
500 gimple_call_must_tail_p.
501 * gimple.c (gimple_build_call_from_tree): Call
502 gimple_call_set_must_tail with the value of
503 CALL_EXPR_MUST_TAIL_CALL.
504 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
505 (gimple_call_set_must_tail): New function.
506 (gimple_call_must_tail_p): New function.
507 * print-tree.c (print_node): Update printing of TREE_STATIC
508 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
509 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
510 trailing comment listing applicable flags.
511 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
513 2016-05-20 David Malcolm <dmalcolm@redhat.com>
515 * calls.c (expand_call): Move "Rest of purposes for tail call
516 optimizations to fail" to...
517 (can_implement_as_sibling_call_p): ...this new function, and
518 split into multiple "if" statements.
520 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
522 * cfgloop.h (expected_loop_iterations_unbounded,
523 expected_loop_iterations): Unconstify.
524 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
525 profile with known upper bound; return 3 when profile is absent.
526 (expected_loop_iterations): Update.
528 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
530 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
531 and get_max_loop_iterations_int.
533 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
535 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
536 realistic upper bounds here.
538 2016-05-20 Jakub Jelinek <jakub@redhat.com>
541 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
542 calls if the LHS is variable length or has addressable type.
543 If targets[0]->decl is a noreturn call with void return type and
544 zero arguments, adjust fntype and remove lhs in that case.
546 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
548 PR tree-optimization/71079
549 PR tree-optimization/71206
550 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
552 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
554 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
555 (get_vec_alignment_for_array_decl): Likewise.
556 (get_vec_alignment_for_record_decl): Likewise.
557 (increase_alignment::execute): Move code to find alignment to
558 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
559 (type_align_map): New hash_map.
561 2016-05-20 Richard Guenther <rguenther@suse.de>
563 PR tree-optimization/29756
564 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
565 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
566 * fold-const.c (operand_equal_p): Likewise.
567 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
568 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
569 * tree-inline.c (estimate_operator_cost): Likewise.
570 * tree-pretty-print.c (dump_generic_node): Likewise.
571 * tree-ssa-operands.c (get_expr_operands): Likewise.
572 * cfgexpand.c (expand_debug_expr): Likewise.
573 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
574 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
575 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
576 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
577 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
578 (execute_update_addresses_taken): Do it.
580 2016-05-20 Richard Biener <rguenther@suse.de>
582 PR tree-optimization/71185
583 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
586 2016-05-20 Richard Biener <rguenther@suse.de>
588 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
589 gimple_seq_add_seq_without_update.
590 (release_bb_predicate): Assert we have no operands to free.
591 (if_convertible_loop_p_1): Calculate post dominators later.
592 Do not free BB predicates here.
593 (combine_blocks): Do not recompute BB predicates.
594 (version_loop_for_if_conversion): Save BB predicates around
597 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
599 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
600 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
601 code. Ignore sibcalls on EDGE_IGNORE edges.
602 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
603 on edges for sibcalls that run without prologue. The rest of the
604 function is combined from...
605 (fix_fake_fallthrough_edge): ... this, and ...
606 (try_shrink_wrapping): ... a part of this. Remove the bb_with
607 function argument, make it a local variable.
609 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
611 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
612 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
613 for 32-bit mode and SEH for 64-bit.
614 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
615 TARGET_64BIT_DEFAULT.
617 2016-05-19 Ryan Burn <contact@rnburn.com>
619 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
620 * gengtype.c (open_base_files): Add cilk.h to ifiles.
622 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
624 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
625 force pending loads from memory.
627 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
629 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
630 (UNSPEC_DARN_32): New unspec constant.
631 (UNSPEC_DARN_RAW): New unspec constant.
632 (darn_32): New instruction.
633 (darn_raw): New instruction.
634 (darn): New instruction.
635 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
636 support and documentation for this macro.
637 (BU_P9_MISC_1): New macro definition.
638 (BU_P9_64BIT_MISC_0): New macro definition.
639 (BU_P9_MISC_0): New macro definition.
640 (darn_32): New builtin definition.
641 (darn_raw): New builtin definition.
642 (darn): New builtin definition.
643 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
644 RS6000_BUILTIN_0 directives to surround each occurrence of
645 #include "rs6000-builtin.def".
646 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
647 RS6000_BTM_64BIT flags to the returned mask, depending on
649 (def_builtin): Correct an error in the assignments made to the
650 debugging variable attr_string.
651 (rs6000_expand_builtin): Add support for no-operand built-in
653 (builtin_function_type): Remove fatal_error assertion that is no
655 (rs6000_common_init_builtins): Add support for no-operand built-in
657 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
659 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
661 (RS6000_BTM_64BIT): New macro definition.
662 * doc/extend.texi: Document __builtin_darn (void),
663 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
666 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
668 * tree-vect-loop.c (vect_analyze_loop_2): Use also
669 max_loop_iterations_int.
671 2016-05-19 Marek Polacek <polacek@redhat.com>
673 PR tree-optimization/71031
674 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
675 condition and adjust the code a bit.
677 2016-05-19 Martin Liska <mliska@suse.cz>
679 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
680 auto_vec instead of vec.
682 2016-05-19 Martin Liska <mliska@suse.cz>
684 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
686 2016-05-19 Martin Liska <mliska@suse.cz>
688 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
690 2016-05-19 Martin Liska <mliska@suse.cz>
692 * ipa-pure-const.c (set_function_state): Remove an existing
694 (remove_node_data): Do not free it as it's released
695 in set_function_state.
697 2016-05-19 Martin Liska <mliska@suse.cz>
699 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
702 2016-05-19 Martin Liska <mliska@suse.cz>
704 * omp-simd-clone.c (simd_clone_adjust): Release vector.
706 2016-05-19 Martin Liska <mliska@suse.cz>
708 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
709 an auto_vec instead of re-creating it.
711 2016-05-19 Martin Liska <mliska@suse.cz>
713 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
714 auto_vec instead of vec.
716 2016-05-19 Martin Liska <mliska@suse.cz>
718 * lto-section-in.c (lto_get_section_data): Call
719 lto_check_version with additional argument.
720 * lto-streamer.c (lto_check_version): Add new argument.
721 * lto-streamer.h (lto_check_version): Likewise.
723 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
725 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
726 Don't add cost of inner memory when handling sign-extended loads.
728 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
730 PR rtl-optimization/71148
731 * cse.c (cse_main): Free dominance info.
732 (rest_of_handle_cse): Don't free dominance info.
733 (rest_of_handle_cse2): Likewise.
734 (rest_of_handle_cse_after_global_opts): Likewise.
736 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
739 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
740 NULL_TREE early if NEON is not available. Remove now redundant check
741 in ARM_CHECK_BUILTIN_MODE.
743 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
746 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
747 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
748 * doc/cpp.texi: Document new macros.
750 2016-05-19 Bin Cheng <bin.cheng@arm.com>
752 PR tree-optimization/69848
753 * tree-vect-loop.c (vectorizable_reduction): Don't factor
754 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
756 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
758 * function.c (thread_prologue_and_epilogue_insn): Move the
759 "goto epilogue_done" one block later.
761 2016-05-19 Richard Biener <rguenther@suse.de>
763 PR tree-optimization/70729
764 * passes.def: Move LIM pass before PRE. Remove no longer
765 required copyprop and move first DCE out of the loop pipeline.
767 2016-05-18 David Malcolm <dmalcolm@redhat.com>
770 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
771 (OBJS-libcommon-target): ...here.
772 * opts-common.c: Include spellcheck.h.
773 (cmdline_handle_error): Build a vec of valid options and use it
774 to suggest provide hints for misspelled arguments.
776 2016-05-18 Jakub Jelinek <jakub@redhat.com>
779 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
780 lhs if it has TREE_ADDRESSABLE type.
782 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
785 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
786 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
788 2016-05-18 Martin Jambor <mjambor@suse.cz>
791 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
792 input for NOP_EXPR pass-through functions.
793 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
794 aggregate global constant VAR_DECLs in constant jump functions.
796 2016-05-18 Martin Jambor <mjambor@suse.cz>
799 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
800 from TREE_READONLY parameters.
802 2016-05-18 Martin Jambor <mjambor@suse.cz>
805 * cgraph.h (cgraph_indirect_call_info): New field
806 guaranteed_unmodified.
807 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
808 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
810 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
811 pass the parameter value to ipa_find_agg_cst_for_param.
812 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
813 guaranteed_unmodified, store AA results there instead of bailing out
815 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
816 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
817 (find_constructor_constant_at_offset): New function.
818 (ipa_find_agg_cst_from_init): Likewise.
819 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
820 static initializers of contants, report back through a new paameter
821 from_global_constant if that was the case.
822 (try_make_edge_direct_simple_call): Also pass parameter value to
823 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
825 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
826 (ipa_read_indirect_edge_info): Likewise.
827 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
828 (ipa_load_from_parm_agg): Likewise.
830 2016-05-18 Jiong Wang <jiong.wang@arm.com>
832 PR rtl-optimization/71150
833 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
836 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
839 * config/rs6000/constraints.md (wE constraint): New constraint
840 for a vector constant that can be loaded with XXSPLTIB.
841 (wM constraint): New constraint for a vector constant of a 1's.
842 (wS constraint): New constraint for a vector constant that can be
843 loaded with XXSPLTIB and a vector sign extend instruction.
844 * config/rs6000/predicates.md (xxspltib_constant_split): New
845 predicates for wE/wS constraints.
846 (xxspltib_constant_nosplit): Likewise.
847 (easy_vector_constant): Add support for constants that can be
849 (all_ones_constant): New predicate for vector constant with all
851 (splat_input_operand): Add support for ISA 3.0 word splat operations.
852 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
853 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
854 instruction and possibly with a sign extension.
855 (output_vec_const_move): Add support for XXSPLTIB. If we are
856 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
857 instead of XXLXOR/XXLORC.
858 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
860 (rs6000_legitimize_reload_address): Likewise.
861 (rs6000_output_move_128bit): Use output_vec_const_move to emit
863 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
864 combine VSX_M and VSX_M2 into one iterator.
866 (VSINT_84): New iterators for loading constants with XXSPLTIB.
867 (VSINT_842): Likewise.
868 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
869 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
870 XXSPLTIB instruction.
871 (xxspltib_<mode>_nosplit): Likewise.
872 (xxspltib_<mode>_split): New insn to load up constants with
873 XXSPLTIB and a sign extend instruction.
874 (vsx_mov<mode>): Replace single move that handled all vector types
875 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
876 moves (when -mvsx-timode is in effect) into the main vector
877 moves. Eliminate separate moves for <VSr> <VSa>, where the
878 preferred register class (<VSr>) is listed first, and the
879 secondary register class (<VSa>) is listed second with a '?' to
880 discourage use. Prefer loading 0/-1 in any VSX register for ISA
881 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
882 that if the register was involved in a slow operation, the
883 clear/set operation does not wait for the slow operation to
884 finish. Adjust the length attributes for 32-bit mode. Use
885 rs6000_output_move_128bit and drop the use of the string
886 instructions for 32-bit movti when -mvsx-timode is in effect. Use
887 spacing so that the alternatives and attributes don't generate
888 long lines, and put things in columns, so that it is easier to
889 match up the operands and attributes with the insn alternatives.
890 (vsx_mov<mode>_64bit): Likewise.
891 (vsx_mov<mode>_32bit): Likewise.
892 (vsx_movti_64bit): Fold movti into normal vector moves.
893 (vsx_movti_32bit): Likewise.
894 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
896 (vsx_splat_v4si_internal): Likewise.
897 (vsx_splat_v4sf_internal): Likewise.
898 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
899 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
900 extend vector elements.
901 (vsx_sign_extend_hi_<mode>): Likewise.
902 (vsx_sign_extend_si_v2di): Likewise.
903 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
905 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
906 constraints. Add trailing period to wL documentation.
908 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
911 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
912 * tree-dfa.c (replace_abnormal_ssa_names): New function.
913 * tree-call-cdce.c: Include tree-dfa.h.
914 (can_guard_call_p): New function, extracted from...
915 (can_use_internal_fn): ...here.
916 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
918 (shrink_wrap_one_built_in_call): Likewise.
919 (use_internal_fn): Likewise.
920 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
921 and return void. Call replace_abnormal_ssa_names.
922 (pass_call_cdce::execute): Check can_guard_call_p during the
923 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
924 will always change something.
926 2016-05-18 Martin Jambor <mjambor@suse.cz>
929 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
930 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
932 2016-05-18 Martin Jambor <mjambor@suse.cz>
935 * ipa-inline.h (condition): New field size.
936 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
937 for comaprison and store it into the new condition.
938 (evaluate_conditions_for_known_args): Use condition size to check
939 access sizes for all but CHANGED conditions.
940 (unmodified_parm_1): New parameter size_p, store access size into it.
941 (unmodified_parm): Likewise.
942 (unmodified_parm_or_parm_agg_item): Likewise.
943 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
944 (set_cond_stmt_execution_predicate): Extract access sizes and store
946 (set_switch_stmt_execution_predicate): Likewise.
947 (will_be_nonconstant_expr_predicate): Likewise.
948 (will_be_nonconstant_predicate): Likewise.
949 (inline_read_section): Stream condition size.
950 (inline_write_summary): Likewise.
952 2016-05-18 Richard Biener <rguenther@suse.de>
954 * tree-ssa-loop-im.c (determine_max_movement): Properly add
955 condition cost to PHI cost instead of total_cost.
957 2016-05-18 Martin Liska <mliska@suse.cz>
960 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
963 2016-05-18 Richard Biener <rguenther@suse.de>
965 * lto-streamer.h (LTO_major_version): Bump to 6.
967 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
969 * function.c (make_split_prologue_seq, make_prologue_seq,
970 make_epilogue_seq): New functions, factored out from...
971 (thread_prologue_and_epilogue_insns): Here.
973 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
975 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
976 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
977 of before. Add a comment.
979 2016-05-18 Bin Cheng <bin.cheng@arm.com>
981 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
982 expression pointer, not pointer to the pointer.
984 2016-05-18 Jakub Jelinek <jakub@redhat.com>
986 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
987 (avx2_pbroadcast<mode>): Add another alternative with v instead
988 of x constraints in it, using <pbroadcast_evex_isa> isa.
989 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
991 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
992 constraint x instead of v in second alternative, add avx512bw
995 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
996 constraint x instead of v in second alternative, add avx512bw
999 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1000 constraint x instead of v in second alternative, add avx512bw
1003 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1004 avx512bw alternative.
1006 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1008 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1010 (define_insn "*andnottf3"): Ditto.
1011 (define_insn "*<code><mode>3"/any_logic): Ditto.
1012 (define_insn "*<code>tf3"/any_logic): Ditto.
1013 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1014 operand to block AVX-512VL insn variant emit when it is not enabled.
1016 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1018 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1019 constraint fot SF mode.
1021 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1022 Kirill Yukhin <kirill.yukhin@intel.com>
1024 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1026 (define_insn "rsqrt14<mode>"): Ditto.
1027 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1028 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1029 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1030 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1031 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1033 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1034 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1035 * config/i386/i386.c (ix86_print_operand): Expand check for size
1036 override codes for Intel syntax.
1038 2016-05-18 Richard Biener <rguenther@suse.de>
1040 PR tree-optimization/71168
1041 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1042 initialization earlier.
1044 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1046 * config/aarch64/aarch64-simd.md
1047 (aarch64_reduc_plus_internal<mode>): Rename to...
1048 (reduc_plus_scal): ...This, and remove previous implementation.
1050 2016-05-18 Richard Biener <rguenther@suse.de>
1052 * passes.def: Put late dse and cd_dce in canonical order.
1054 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1056 * ipa-inline-transform.c (preserve_function_body_p): Look for
1057 first non-thunk clone.
1058 (save_function_body): Save into first non-thunk.
1059 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1061 (lto_output_node): Inline thunks don't need body in every
1063 * lto-streamer-in.c: Do not fixup thunk clones.
1064 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1066 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1069 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1072 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1073 (reassociate_bb): Call transform_add_to_multiply.
1075 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1077 * config/aarch64/aarch64.c (all_extensions): Removed unused
1080 2016-05-17 Nathan Sidwell <nathan@acm.org>
1082 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1083 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1085 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1087 PR tree-optimization/54579
1089 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1091 2016-05-17 Marek Polacek <polacek@redhat.com>
1094 * tree-inline.c (expand_call_inline): Call
1095 maybe_remove_unused_call_args.
1097 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1099 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1100 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1101 * doc/md.texi (fmin@var{m}3): Likewise.
1103 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1105 * match.pd (X & C): New transformation.
1107 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1109 * match.pd (~X & Y): New transformation.
1111 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1113 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1114 information for new SSA_NAME.
1115 (simplify_conversion_using_ranges): Get range through get_range_info
1116 instead of get_value_range.
1118 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1120 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1121 Remove inline assembly.
1122 (vmvn_s16): Likewise.
1123 (vmvn_s32): Likewise.
1124 (vmvn_u8): Likewise.
1125 (vmvn_u16): Likewise.
1126 (vmvn_u32): Likewise.
1127 (vmvnq_s8): Likewise.
1128 (vmvnq_s16): Likewise.
1129 (vmvnq_s32): Likewise.
1130 (vmvnq_u8): Likewise.
1131 (vmvnq_u16): Likewise.
1132 (vmvnq_u32): Likewise.
1133 (vmvn_p8): Likewise.
1134 (vmvnq_p16): Likewise.
1136 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1138 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1140 (vmul_n_s16): Likewise.
1141 (vmul_n_s32): Likewise.
1142 (vmul_n_u16): Likewise.
1143 (vmul_n_u32): Likewise.
1144 (vmulq_n_f32): Likewise.
1145 (vmulq_n_f64): Likewise.
1146 (vmulq_n_s16): Likewise.
1147 (vmulq_n_s32): Likewise.
1148 (vmulq_n_u16): Likewise.
1149 (vmulq_n_u32): Likewise.
1151 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1153 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1154 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1156 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1158 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1159 to *aarch64_fma4_elt_from_dup<mode>.
1160 (*aarch64_fnma4_elt_to_128df): Rename to
1161 *aarch64_fnma4_elt_from_dup<mode>.
1162 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1163 (vfms_n_f32): Likewise.
1164 (vfms_n_f64): Likewise.
1165 (vfmsq_n_f32): Likewise.
1166 (vfmsq_n_f64): Likewise.
1168 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1170 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1172 2016-05-17 Richard Biener <rguenther@suse.de>
1174 PR tree-optimization/71132
1175 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1176 Only add control dependences for blocks in the loop.
1177 (build_rdg): Adjust.
1178 (generate_code_for_partition): Return whether loop should
1179 be destroyed and delay that.
1180 (distribute_loop): Likewise.
1181 (pass_loop_distribution::execute): Record loops to be destroyed
1182 and perform delayed destroying of loops.
1184 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1187 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1189 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1191 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1193 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1196 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1197 insertion point for instructions generated by validize_mem.
1199 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1201 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1204 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1206 * config/aarch64/aarch64.c
1207 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1208 rather than a macro.
1210 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1212 * doc/invoke.texi (AArch64 Options): Various updates.
1214 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1216 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1217 into instrumentation thunks.
1218 * cif-code.def (CIF_CHKP): New.
1220 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1222 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1224 2016-05-16 Martin Jambor <mjambor@suse.cz>
1226 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1227 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1229 2016-05-16 Marek Polacek <polacek@redhat.com>
1231 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1234 2016-05-16 Martin Jambor <mjambor@suse.cz>
1237 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1238 the outlined kernel function.
1240 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1242 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1243 (ISA_HAS_DLSA): Ditto.
1245 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1247 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1249 2016-05-16 Nathan Sidwell <nathan@acm.org>
1251 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1252 (nvptx_name_replacement): Restore. Add comment.
1253 (write_fn_proto, write_fn_proto_from_insn,
1254 nvptx_output_call_insn): Restore
1255 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1257 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1259 * config/aarch64/aarch64.md
1260 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1261 (add<mode>3_compareC_imm): Likewise.
1262 (<optab>si3_uxtw): Split into register and immediate variants.
1263 (andsi3_compare0_uxtw): Likewise.
1264 (and<mode>3_compare0): Likewise.
1265 (and<mode>3nr_compare0): Likewise.
1266 (stack_protect_test_<mode>): Don't use %x for memory operands.
1268 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1270 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1272 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1274 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1275 Split integer shifts into shift_reg and bfm.
1276 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1277 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1278 (ror<mode>3_insn): Likewise.
1279 (<optab>si3_insn_uxtw): Likewise.
1280 (<optab><mode>3_insn): Change to rotate_imm.
1281 (extr<mode>5_insn_alt): Likewise.
1282 (extrsi5_insn_uxtw): Likewise.
1283 (extrsi5_insn_uxtw_alt): Likewise.
1285 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1287 * doc/tm.texi: Regenerate.
1288 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1289 (TARGET_INVALID_RETURN_TYPE): Remove.
1290 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1291 TARGET_INVALID_RETURN_TYPE.
1292 * target.def (invalid_parameter_type): Remove.
1293 (invalid_return_type): Remove.
1295 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1297 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1298 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1300 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1302 (preserve_function_body_p): No need to preserve function body
1303 * cif-codes.def (CIF_THUNK): Remove.
1304 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1306 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1308 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1310 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1312 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1315 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1317 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1318 (inline_small_functions): Do not look for function symbol when
1321 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1323 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1326 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1327 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1328 Jiong Wang <jiong.wang@arm.com>
1330 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1331 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1332 Define __ARM_FP16_ARGS when appropriate.
1333 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1335 (arm_invalid_return_type): Likewise.
1336 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1337 (TARGET_INVALID_RETURN_TYPE): Remove.
1338 (aapcs_vfp_sub_candidate): Allow HFmode.
1339 (aapcs_vfp_allocate): Add comment. Support HFmode.
1340 (aapcs_vfp_allocate_return_reg): Likewise.
1341 (struct aapcs_cp_arg_layout): Slightly reword comments for
1342 is_return_candidate and allocate_return_reg.
1343 (output_mov_vfp): Update assert.
1344 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1346 (arm_invalid_parameter_type): Remove.
1347 (amr_invalid_return_type): Remove.
1348 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1349 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1350 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1352 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1354 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1355 * config/aarch64/arch64-protos.h
1356 (aarch64_legitimize_reload_address): Remove.
1357 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1360 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1362 * configure.ac: Add ACX_NONCANONICAL_HOST.
1363 * configure: Regenerate.
1364 * Makefile.in: Set host_noncanonical.
1366 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
1369 * config/i386/i386.md (*movtf_internal): Before register allocation,
1370 do not allow FP constants for CM_MEDIUM memory model, allow only
1371 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
1372 (*movxf_internal): Ditto.
1373 (*movdf_internal): Ditto.
1374 (*movsf_internal): Ditto.
1376 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
1378 PR rtl-optimization/67483
1379 * combine.c (make_compound_operation): Don't call extract_left_shift
1380 with negative shift amounts.
1382 2016-05-13 Jakub Jelinek <jakub@redhat.com>
1385 * fold-const.c (fold_checksum_tree): Allow modification
1386 of TYPE_ALIAS_SET during folding.
1388 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
1389 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
1390 (ix86_split_to_parts): Likewise. Fix up formatting.
1392 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
1394 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
1395 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
1398 2016-05-13 Nathan Sidwell <nathan@acm.org>
1400 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
1401 (nvptx_name_replacement): Delete.
1402 (write_fn_proto, write_fn_proto_from_insn,
1403 nvptx_output_call_insn): Remove nvptx_name_replacement call.
1404 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
1405 * langhooks.c (add_builtin_funcction_common): Call
1406 targetm.mangle_decl_assembler_name.
1408 * config/nvptx/nvptx.c (write_fn_proto): Handle
1409 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
1411 2016-05-13 Martin Liska <mliska@suse.cz>
1413 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
1414 and PRIu64 in printf format.
1416 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1418 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
1421 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1423 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1424 Change --param max-completely-peeled-times to
1425 --param max-completely-peel-times in dump file printing.
1427 2016-05-13 Richard Biener <rguenther@suse.de>
1429 PR tree-optimization/42587
1430 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
1431 (find_bswap_or_nop_1): Likewise.
1432 (bswap_replace): Likewise.
1434 2016-05-13 Martin Liska <mliska@suse.cz>
1436 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1437 Initialize a variable with default value.
1439 2016-05-13 Martin Liska <mliska@suse.cz>
1441 * doc/invoke.texi: Enhance explanation of error recovery
1444 2016-05-13 Martin Liska <mliska@suse.cz>
1446 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
1447 (struct cost_pair): Change inv_expr_id (int) to inv_expr
1448 (iv_inv_expr_ent *).
1449 (struct iv_inv_expr_ent): Comment struct fields.
1450 (sort_iv_inv_expr_ent): New function.
1451 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
1452 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
1453 a hash_map between iv_inv_expr_ent and number of usages.
1454 (niter_for_exit): Fix coding style.
1455 (tree_ssa_iv_optimize_init): Use renamed variable.
1456 (determine_base_object): Fix coding style.
1457 (alloc_iv): Likewise.
1458 (find_interesting_uses_outside): Likewise.
1459 (add_candidate_1): Likewise.
1460 (add_standard_iv_candidates): Likewise.
1461 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1462 (prepare_decl_rtl): Fix coding style.
1463 (get_address_cost): Likewise.
1464 (get_shiftadd_cost): Likewise.
1465 (force_expr_to_var_cost): Likewise.
1466 (compare_aff_trees): Likewise.
1467 (get_expr_id): Restructure the function.
1468 (get_loop_invariant_expr_id): Renamed to
1469 get_loop_invariant_expr.
1470 (get_computation_cost_at): Replace usage of inv_expr_id with
1472 (get_computation_cost): Likewise.
1473 (determine_group_iv_cost_generic): Likewise.
1474 (determine_group_iv_cost_address): Likewise.
1475 (iv_period): Fix coding style.
1476 (iv_elimination_compare_lt): Likewise.
1477 (may_eliminate_iv): Likewise.
1478 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
1480 (determine_group_iv_costs): Dump invariant expressions.
1481 (iv_ca_recount_cost): Use the newly added hash_map.
1482 (iv_ca_set_remove_invariants): Fix coding style.
1483 (iv_ca_set_add_invariants): Fix coding style.
1484 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
1486 (iv_ca_set_cp): Likewise.
1487 (iv_ca_new): Initialize the newly added hash_map and remove
1488 initialization of fields.
1489 (iv_ca_free): Delete the hash_map.
1490 (iv_ca_dump): Dump invariant expressions.
1491 (iv_ca_extend): Fix coding style.
1492 (try_add_cand_for): Likewise.
1493 (create_new_ivs): Dump information about # of avg iterations and
1494 # of used invariant expressions.
1495 (rewrite_use_compare): Fix coding style.
1496 (free_loop_data): Set default value for max_inv_expr_id.
1498 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
1500 * cse.c (rest_of_handle_cse): Use cleanup_cfg
1501 returned value cse_cfg_altered computation.
1502 (rest_of_handle_cse2): Likewise.
1503 (rest_of_handle_cse_after_global_opts): Likewise.
1505 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1508 * config/arm/arm.c (arm32_output_mi_thunk): New.
1509 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
1510 to split Thumb1 vs TARGET_32BIT functionality.
1511 (arm_thumb1_mi_thunk): New.
1513 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1515 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
1518 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1521 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
1523 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
1525 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
1526 (expand_builtin_trap): Emit a regular call.
1527 (set_builtin_user_assembler_name): Remove obsolete cases.
1528 * dse.c (scan_insn): Adjust.
1529 * except.c: Include calls.h.
1530 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
1531 emit a regular call to setjmp.
1532 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
1533 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
1534 (emit_block_move_via_libcall): Delete.
1535 (block_move_fn): Delete.
1536 (init_block_move_fn): Likewise.
1537 (emit_block_move_libcall_fn): Likewise.
1538 (emit_block_op_via_libcall): New function.
1539 (set_storage_via_libcall): Tidy up and use memset builtin.
1540 (block_clear_fn): Delete.
1541 (init_block_clear_fn): Likewise.
1542 (clear_storage_libcall_fn): Likewise.
1543 (expand_assignment): Call emit_block_move_via_libcall.
1544 Do not include gt-expr.h.
1545 * expr.h (emit_block_op_via_libcall): Declare.
1546 (emit_block_copy_via_libcall): New inline function.
1547 (emit_block_move_via_libcall): Likewise.
1548 (emit_block_comp_via_libcall): Likewise.
1549 (block_clear_fn): Delete.
1550 (init_block_move_fn): Likewise.
1551 (init_block_clear_fn): Likewise.
1552 (emit_block_move_via_libcall): Likewise.
1553 (set_storage_via_libcall): Add default parameter value.
1554 * libfuncs.h (enum libfunc_index): Remove obsolete values.
1555 (abort_libfunc): Delete.
1556 (memcpy_libfunc): Likewise.
1557 (memmove_libfunc): Likewise.
1558 (memcmp_libfunc): Likewise.
1559 (memset_libfunc): Likewise.
1560 (setbits_libfunc): Likewise.
1561 (setjmp_libfunc): Likewise.
1562 (longjmp_libfunc): Likewise.
1563 (profile_function_entry_libfunc): Likewise.
1564 (profile_function_exit_libfunc): Likewise.
1565 (gcov_flush_libfunc): Likewise.
1566 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
1567 and DECL_VISIBILITY on the declaration.
1568 (init_optabs): Do not initialize obsolete libfuncs.
1569 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
1570 * tree-core.h (ECF_RET1): Define.
1571 (ECF_TM_PURE): Adjust.
1572 (ECF_TM_BUILTIN): Likewise.
1573 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
1574 (build_common_builtin_nodes): Initialize abort builtin.
1575 Add ECF_RET1 on memcpy, memmove and memset builtins.
1576 Pass final flags for alloca and alloca_with_align builtins.
1577 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
1579 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
1580 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
1581 set_storage_via_libcall and call emit_block_copy_via_libcall.
1583 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
1585 * config/i386/i386.md (*call_got_x32): Change operand 0 to
1586 DImode before it is passed to ix86_output_call_operand.
1587 (*call_value_got_x32): Ditto for operand 1.
1589 2016-05-12 Jiong Wang <jiong.wang@arm.com>
1591 PR rtl-optimization/70904
1592 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
1593 reload for wide mode.
1595 2016-05-12 Marek Polacek <polacek@redhat.com>
1598 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
1599 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
1600 * langhooks.h (incomplete_type_error): Likewise.
1601 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
1602 parameter, pass it down to incomplete_type_error.
1603 * tree.h (size_in_bytes): New inline overload.
1604 (size_in_bytes_loc): Renamed from size_in_bytes.
1606 2016-05-12 Richard Biener <rguenther@suse.de>
1608 PR tree-optimization/71059
1609 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
1610 nary before looking up or entering the expression into the VN
1612 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
1613 Make sure to re-use NARYs without result as inserted by
1616 2016-05-12 Richard Biener <rguenther@suse.de>
1618 PR tree-optimization/71062
1619 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1621 * tree-ssa-structalias.c (set_uids_in_ptset): Set
1622 vars_contains_restrict if the var is a restrict tag.
1623 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
1624 do not disambiguate pointers against it.
1625 (dump_points_to_solution): Re-structure and adjust for new
1626 vars_contains_restrict flag.
1627 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
1629 2016-05-12 Martin Liska <mliska@suse.cz>
1631 * doc/invoke.texi: Explain connection between
1632 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
1634 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
1636 PR tree-optimization/71006
1637 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
1638 consider COND_EXPR as a mask producer.
1640 2016-05-12 Marek Polacek <polacek@redhat.com>
1643 * opts.c (common_handle_option): Detect missing argument for --help^.
1645 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1648 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
1649 when popping the PC and within an interrupt handler routine.
1650 Add missing tab to output of "ldmfd".
1651 (output_return_instruction): Output LDMFD with SP update rather
1652 than POP when returning from interrupt handler.
1654 2016-05-12 Jakub Jelinek <jakub@redhat.com>
1656 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
1657 TARGET_64BIT && TARGET_AVX512DQ.
1658 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
1659 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
1660 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
1661 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
1662 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
1663 (*vec_extractv4si_zext): Add avx512dq alternative.
1664 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
1665 use v instead of x constraint in other alternatives where possible.
1667 * config/i386/sse.md (sse2_loadld): Use v instead of x
1668 constraint in alternatives 0,1,4.
1670 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
1671 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
1672 v constraints instead of x and <pinsr_evex_isa> isa attribute.
1675 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
1676 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
1677 is not emitted unless TARGET_AVX512BW.
1678 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
1679 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
1680 for the result operand.
1682 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
1683 constraint instead of x in avx alternatives. Use maybe_evex instead
1686 * config/i386/constraints.md (Yv): New constraint.
1687 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
1688 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
1689 * config/i386/i386.md (avx512fvecmode): New mode attr.
1690 (*pushtf): Use v constraint instead of x.
1691 (*movtf_internal): Likewise. For TARGET_AVX512VL and
1692 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
1693 (*absneg<mode>2): Use Yv constraint instead of x constraint.
1694 (*absnegtf2_sse): Likewise.
1695 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
1696 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
1697 avx512f alternatives.
1698 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
1700 2016-05-12 Richard Biener <rguenther@suse.de>
1702 PR tree-optimization/71060
1703 * tree-data-ref.c (initialize_data_dependence_relation): Do not
1704 require exact match of DR_BASE_OBJECT but only matching address and
1707 2016-05-12 Richard Biener <rguenther@suse.de>
1709 PR tree-optimization/70986
1710 * cfganal.c: Include cfgloop.h.
1711 (dfs_find_deadend): Prefer to take edges exiting loops.
1713 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1715 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
1716 compile and run time.
1718 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
1721 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
1723 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
1725 * config/i386/i386.c (legitimize_pic_address): Use
1726 copy_to_suggested_reg instead of gen_movsi.
1728 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1730 * config/rs6000/predicates.md (quad_memory_operand): Move most of
1731 the code into quad_address_p and call it to share code with
1732 vsx_quad_dform_memory_operand.
1733 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
1735 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
1736 bit instead of being a separate word. Split -mpower9-dform into
1737 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1738 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
1739 for the register class supporting 128-bit quad word memory offsets.
1740 (mode_supports_vsx_dform_quad): Helper function to return if the
1741 register class uses quad word memory offsets.
1742 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
1743 (rs6000_debug_reg_global): Always print if we are using LRA or not.
1744 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
1745 instructions are enabled, set up the appropriate addr_masks for
1747 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
1748 -mpower9-dform-scalar, instead of -mpower9-dform.
1749 (rs6000_option_override_internal): Split -mpower9-dform into two
1750 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
1751 -mpower9-dform switch sets or clears both. If we are not using
1752 the LRA register allocator, do not enable -mpower9-dform-vector by
1753 default. If we are using LRA, enable -mpower9-dform-vector and
1754 -mvsx-timode if it is appropriate. Issue a warning if either
1755 -mpower9-dform-vector or -mvsx-timode are explicitly used without
1757 (quad_address_offset_p): New helper function to return if the
1758 offset is legal for quad word memory instructions.
1759 (quad_address_p): New function to determin if GPR or vector
1760 register quad word memory addresses are legal.
1761 (mem_operand_gpr): Validate quad word address offsets.
1762 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
1763 d-form (register + offset) instructions.
1764 (offsettable_ok_by_alignment): Likewise.
1765 (rs6000_legitimate_offset_address_p): Likewise.
1766 (legitimate_lo_sum_address_p): Likewise.
1767 (rs6000_legitimize_address): Likewise.
1768 (rs6000_legitimize_reload_address): Add more debug statements for
1770 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
1771 d-form instructions.
1772 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
1773 d-form instructions. Distinguish different cases in debug
1774 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
1775 d-form instructions.
1776 (rs6000_preferred_reload_class): Likewise.
1777 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
1778 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
1779 of the ISA 2.06 indexed memory instructions.
1780 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
1781 use them to save/restore the saved vector registers instead of
1782 using Altivec instructions.
1783 (rs6000_emit_epilogue): Likewise.
1784 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
1785 (rs6000_opt_masks): Split -mpower9-dform into
1786 -mpower9-dform-scalar and -mpower9-dform-vector.
1787 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
1789 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
1790 ISA 3.0 vector indexed memory instructions, and fold the code into
1791 the normal mov<mode> patterns.
1792 (p9_vecstore_<mode>): Likewise.
1793 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
1795 (vsx_movti_64bit): Likewise.
1796 (vsx_movti_32bit): Likewise.
1797 * config/rs6000/constraints.md (wO constraint): New constraint for
1798 ISA 3.0 vector d-form support.
1799 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
1800 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
1801 include -mpower9-dform-vector until we switch over to LRA.
1802 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
1803 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1804 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
1805 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1806 for -mpower9-dform and -mlra.
1807 * doc/md.texi (wO constraint): Document wO constraint.
1809 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
1811 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
1812 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
1813 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
1814 Move handling of non-insn arguments inline into the sole user:
1815 (output_trans_func): ...here.
1816 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
1817 in emitted function prototype.
1818 (output_internal_insn_latency_func): Ditto. Simplify.
1819 (output_internal_maximal_insn_latency_func): Ditto. Delete
1820 always-unused argument.
1821 (output_insn_latency_func): Ditto.
1822 (output_maximal_insn_latency_func): Ditto.
1824 2016-05-11 Richard Biener <rguenther@suse.de>
1826 PR tree-optimization/71055
1827 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
1828 sth with precision not equal to access size verify we don't chop
1831 2016-05-11 Richard Biener <rguenther@suse.de>
1834 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
1835 (dwarf2out_finish): Move retry_incomplete_types call ...
1836 (dwarf2out_early_finish): ... here.
1838 2016-05-11 Richard Biener <rguenther@suse.de>
1841 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
1842 if the langhook insists on it.
1843 * fold-const.c (make_bit_field_ref): Add arg for the original
1844 reference and preserve its alias-set.
1845 (decode_field_reference): Take exp by reference and adjust it
1846 to the original memory reference.
1847 (optimize_bit_field_compare): Adjust callers.
1848 (fold_truth_andor_1): Likewise.
1849 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
1851 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
1854 * cfgrtl.h (delete_insn_and_edges): Now return bool.
1855 * cfgrtl.c (delete_insn_and_edges): Likewise.
1856 * config/i386/i386.c (convert_scalars_to_vector): Remove
1858 * cse.c (cse_insn): Compute cse_cfg_altered.
1859 (delete_trivially_dead_insns): Likewise.
1860 (cse_cc_succs): Likewise.
1861 (rest_of_handle_cse): Free dominance info if required.
1862 (rest_of_handle_cse2): Likewise.
1863 (rest_of_handle_cse_after_global_opts): Likewise.
1865 2016-05-11 Alan Modra <amodra@gmail.com>
1867 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
1868 abi_v4_pass_in_fpr): New functions.
1869 (rs6000_function_arg_boundary): Exclude complex IBM long double
1870 from 64-bit alignment when ABI_V4.
1871 (rs6000_function_arg, rs6000_function_arg_advance_1,
1872 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
1874 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
1876 PR rtl-optimization/71028
1877 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
1878 jump with just a return in the fallthrough block if the branch
1879 block contains just a return as well.
1881 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
1883 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
1884 * match.pd ((X & Y) ^ Y): ... this.
1885 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
1886 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
1888 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1890 * read-md.c (require_char_ws): New function.
1891 (read_string): Simplify using require_char_ws.
1892 (handle_constants): Likewise.
1893 (handle_enum): Likewise.
1894 (handle_file): Likewise.
1895 * read-md.h (require_char_ws): New declaration.
1896 * read-rtl.c (read_conditions): Simplify using require_char_ws.
1897 (read_mapping): Likewise.
1898 (read_rtx_code): Likewise.
1899 (read_nested_rtx): Likewise.
1901 2016-05-10 James Norris <jnorris@codesourcery.com>
1903 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
1904 if offloading is enabled and -fopenacc or -fopenmp is specified.
1905 (CRTOFFLOADEND): Likewise.
1906 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
1907 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
1909 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
1911 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
1912 gotoff_operand code paths. Use copy_to_suggested_regs and
1913 expand_simple_binop where appropriate. Cleanup.
1915 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1918 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
1920 (dimode_scalar_chain::vector_const_cost): New.
1921 (dimode_scalar_chain::compute_convert_gain): Handle constants.
1922 (dimode_scalar_chain::convert_op): Likewise.
1923 (dimode_scalar_chain::convert_insn): Likewise.
1925 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1927 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
1928 unary operation, not a binary one.
1930 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1933 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
1934 calls with type casted fndecl.
1936 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1938 PR tree-optimization/70786
1939 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
1940 * calls.c (initialize_argument_information): Bind bounds
1941 with corresponding args passed by reference.
1943 2016-05-10 Jakub Jelinek <jakub@redhat.com>
1946 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
1947 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
1948 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
1951 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1954 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
1955 code for a zero scale factor.
1956 (vsx_xvcvdpuxds_scale): Likewise.
1958 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1960 * diagnostic-show-locus.c (layout::layout): Call show_ruler
1961 if show_ruler_p was set on the context.
1962 (layout::show_ruler): New method.
1963 * diagnostic.h (struct diagnostic_context): Add field
1966 2016-05-10 Richard Biener <rguenther@suse.de>
1968 PR tree-optimization/71039
1969 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
1970 (chk_uses): New function.
1971 (propagate_with_phi): Verify we can safely replicate the lhs of an
1972 aggregate assignment on all incoming edges.
1974 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
1976 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
1978 (rx_atomic_sequence): New class.
1979 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
1980 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
1982 (rx_atomic_sequence::rx_atomic_sequence,
1983 rx_atomic_sequence::~rx_atomic_sequence): New functions.
1984 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
1985 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
1986 CTRLREG_INTB): New constants.
1987 (FETCHOP): New code iterator.
1988 (fethcop_name, fetchop_name2): New iterator code attributes.
1989 (QIHI): New mode iterator.
1990 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
1991 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
1992 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
1994 2016-05-10 Martin Liska <mliska@suse.cz>
1996 * tree-inline.c (remap_dependence_clique): Do not remap
1997 debugging statements.
1999 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2001 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2002 ("*fixuns_truncdfdi2_z13")
2003 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2004 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2005 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2007 2016-05-10 Richard Biener <rguenther@suse.de>
2009 PR tree-optimization/70497
2010 PR tree-optimization/28367
2011 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2013 (visit_reference_op_load): ... here.
2014 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2015 with simplified BIT_FIELD_REFs.
2016 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2017 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2020 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2022 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2023 documentation comment. For BLOCK nodes, add a
2024 DW_AT_abstract_origin attribute that points to the DIE generated
2025 for the origin BLOCK.
2026 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2027 blocks from inlined functions.
2029 2016-05-10 Alan Modra <amodra@gmail.com>
2032 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2033 regrename modifying insns saving lr before __morestack call.
2034 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2035 insns restoring lr after __morestack call.
2037 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2039 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2040 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2042 * config/i386/sse.md (vec_interleave_high<mode>,
2043 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2044 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2046 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2048 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2049 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2050 parallel reassociation for power8 and forward.
2052 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2054 * config/i386/i386.md (absneg splitters with general regs): Use
2055 general_reg_operand predicate.
2056 (btsq peephole2): Use x86_64_immediate_operand to check if new
2057 value is suitable for immediate operand. Generate emitted insn
2058 using RTL expressions.
2059 (btcq peephole2): Ditto.
2060 (btrq peephole2): Ditto. Generate correct immediate operand
2063 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2065 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2068 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2070 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2071 pointer dereference.
2073 2016-05-09 Richard Biener <rguenther@suse.de>
2075 PR tree-optimization/70985
2076 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2077 op0 isn't a gimple register.
2079 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2081 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2082 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2083 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2084 (i6400_fpu_mult): New cpu units.
2085 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2086 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2087 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2088 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2089 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2090 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2091 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2092 (i6400_msa_long_float4, i6400_msa_long_float5)
2093 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2094 (i6400_msa_fdiv_sf): New reservations.
2095 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2096 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2097 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2098 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2099 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2100 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2101 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2102 (msa_short_store4, msa_long_load, msa_short_store)
2103 (msa_long_logic, msa_long_float2, msa_long_float4)
2104 (msa_long_float5, msa_long_float8, msa_long_mult)
2105 (msa_long_fdiv, msa_long_div): New reservations.
2107 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2108 Sameera Deshpande <sameera.deshpande@imgtec.com>
2109 Matthew Fortune <matthew.fortune@imgtec.com>
2110 Graham Stott <graham.stott@imgtec.com>
2111 Chao-ying Fu <chao-ying.fu@imgtec.com>
2113 * config.gcc: Add MSA header file for mips*-*-* target.
2114 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2115 (Ubv8i, Urv8): New constraints.
2116 * config/mips/mips-ftypes.def: Add function types for MSA
2118 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2119 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2120 * config/mips/mips-msa.md: New file.
2121 * config/mips/mips-protos.h
2122 (mips_split_128bit_const_insns): New prototype.
2123 (mips_msa_idiv_insns): Likewise.
2124 (mips_split_128bit_move): Likewise.
2125 (mips_split_128bit_move_p): Likewise.
2126 (mips_split_msa_copy_d): Likewise.
2127 (mips_split_msa_insert_d): Likewise.
2128 (mips_split_msa_fill_d): Likewise.
2129 (mips_expand_msa_branch): Likewise.
2130 (mips_const_vector_same_val_p): Likewise.
2131 (mips_const_vector_same_bytes_p): Likewise.
2132 (mips_const_vector_same_int_p): Likewise.
2133 (mips_const_vector_shuffle_set_p): Likewise.
2134 (mips_const_vector_bitimm_set_p): Likewise.
2135 (mips_const_vector_bitimm_clr_p): Likewise.
2136 (mips_msa_vec_parallel_const_half): Likewise.
2137 (mips_msa_output_division): Likewise.
2138 (mips_ldst_scaled_shift): Likewise.
2139 (mips_expand_vec_cond_expr): Likewise.
2140 * config/mips/mips.c (enum mips_builtin_type): Add
2141 MIPS_BUILTIN_MSA_TEST_BRANCH.
2142 (mips_gen_const_int_vector_shuffle): New prototype.
2143 (mips_const_vector_bitimm_set_p): New function.
2144 (mips_const_vector_bitimm_clr_p): Likewise.
2145 (mips_const_vector_same_val_p): Likewise.
2146 (mips_const_vector_same_bytes_p): Likewise.
2147 (mips_const_vector_same_int_p): Likewise.
2148 (mips_const_vector_shuffle_set_p): Likewise.
2149 (mips_symbol_insns): Forbid loading symbols via immediate for
2151 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2153 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2155 (mips_lx_address_p): Add support load indexed address for MSA.
2156 (mips_address_insns): Add calculation of instructions needed for
2157 stores and loads for MSA.
2158 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2159 CONST_VECTOR for MSA and let it fall through.
2160 (mips_ldst_scaled_shift): New function.
2161 (mips_subword_at_byte): Likewise.
2162 (mips_msa_idiv_insns): Likewise.
2163 (mips_legitimize_move): Validate MSA moves.
2164 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2165 calculation of costs for MSA division.
2166 (mips_split_move_p): Check if MSA moves need splitting.
2167 (mips_split_move): Split MSA moves if necessary.
2168 (mips_split_128bit_move_p): New function.
2169 (mips_split_128bit_move): Likewise.
2170 (mips_split_msa_copy_d): Likewise.
2171 (mips_split_msa_insert_d): Likewise.
2172 (mips_split_msa_fill_d): Likewise.
2173 (mips_output_move): Handle MSA moves.
2174 (mips_expand_msa_branch): New function.
2175 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2176 Reinstate 'y' modifier.
2177 (mips_file_start): Add MSA .gnu_attribute.
2178 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2180 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2181 (mips_class_max_nregs): Add register size for MSA supported mode.
2182 (mips_cannot_change_mode_class): Allow conversion between MSA
2183 vector modes and TImode.
2184 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2186 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2187 (mips_preferred_simd_mode): Add preffered modes for MSA.
2188 (mips_vector_mode_supported_p): Add MSA supported modes.
2189 (mips_autovectorize_vector_sizes): New function.
2190 (mips_msa_output_division): Likewise.
2191 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2192 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2193 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2194 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2195 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2196 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2197 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2198 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2199 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2200 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2201 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2202 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2203 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2204 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2205 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2206 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2207 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2208 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2209 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2210 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2211 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2212 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2213 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2214 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2215 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2216 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2217 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2218 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2219 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2220 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2221 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2222 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2223 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2224 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2225 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2226 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2227 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2228 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2229 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2230 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2231 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2232 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2233 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2234 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2235 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2236 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2237 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2238 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2239 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2240 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2241 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2242 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2243 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2244 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2245 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2246 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2247 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2248 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2249 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2250 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2251 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2252 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2253 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2254 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2255 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2256 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2257 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2258 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2259 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2260 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2261 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2262 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2263 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2264 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2265 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2266 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2267 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2268 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2269 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2270 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2271 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2272 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2273 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2274 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2275 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2276 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2277 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2278 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2279 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2280 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2281 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2282 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2283 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2284 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2285 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2286 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2287 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2288 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2289 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2290 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2291 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2292 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2293 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2294 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2295 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2296 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2297 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2298 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2299 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2300 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2301 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2302 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2303 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2304 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2305 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2306 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2307 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2308 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2309 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2310 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2311 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2312 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2313 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2314 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2315 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2316 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2317 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2318 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2319 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2320 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2321 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2322 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2323 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2324 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2325 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2326 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2327 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2328 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2329 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2330 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2331 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2332 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2333 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2334 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2335 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2336 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2337 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2338 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2339 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2340 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2341 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2343 (mips_get_builtin_decl_index): New array.
2344 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2345 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2346 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2347 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2348 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2350 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2352 (mips_expand_builtin_insn): Prepare operands for
2353 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2354 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2355 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2356 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2357 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2358 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2359 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2360 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2361 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2362 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2363 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2364 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
2365 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
2366 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
2367 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
2368 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
2369 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
2370 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
2371 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
2372 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
2373 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
2374 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
2375 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
2376 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
2377 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
2378 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
2379 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
2380 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
2381 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
2382 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
2383 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
2384 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
2385 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
2386 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
2387 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
2388 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
2389 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
2390 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
2391 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
2392 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
2393 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
2394 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
2395 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
2396 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
2397 These are set implicitly and an error is reported if overridden.
2398 (mips_expand_builtin_msa_test_branch): New function.
2399 (mips_expand_msa_shuffle): Likewise.
2400 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
2401 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
2402 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
2403 (mips_expand_vec_unpack): Add support for MSA.
2404 (mips_expand_vector_init): Likewise.
2405 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
2406 instead of const0_rtx.
2407 (mips_msa_vec_parallel_const_half): New function.
2408 (mips_gen_const_int_vector): Likewise.
2409 (mips_gen_const_int_vector_shuffle): Likewise.
2410 (mips_expand_msa_cmp): Likewise.
2411 (mips_expand_vec_cond_expr): Likewise.
2412 * config/mips/mips.h
2413 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
2414 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
2416 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
2417 (ISA_HAS_MSA): New macro.
2418 (UNITS_PER_MSA_REG): Likewise.
2419 (BITS_PER_MSA_REG): Likewise.
2420 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
2421 (MSA_REG_FIRST): New macro.
2422 (MSA_REG_LAST): Likewise.
2423 (MSA_REG_NUM): Likewise.
2424 (MSA_REG_P): Likewise.
2425 (MSA_REG_RTX_P): Likewise.
2426 (MSA_SUPPORTED_MODE_P): Likewise.
2427 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
2428 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
2429 * config/mips/mips.md: Include mips-msa.md.
2430 (alu_type): Add simd_add.
2431 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
2432 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
2433 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
2434 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
2435 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
2436 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
2437 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
2438 simd_move, simd_load, simd_store. Choose "multi" for moves
2440 (qword_mode): New attribute.
2441 (insn_count): Add instruction count for quad moves.
2442 Increase the count for MIPS SIMD division.
2443 (UNITMODE): Add UNITMODEs for vector types.
2444 (addsub): New code iterator.
2445 * config/mips/mips.opt (mmsa): New option.
2446 * config/mips/msa.h: New file.
2447 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
2449 * config/mips/mti-linux.h: Likewise.
2450 * config/mips/predicates.md
2451 (const_msa_branch_operand): New constraint.
2452 (const_uimm3_operand): Likewise.
2453 (const_uimm4_operand): Likewise.
2454 (const_uimm5_operand): Likewise.
2455 (const_uimm8_operand): Likewise.
2456 (const_imm5_operand): Likewise.
2457 (aq10b_operand): Likewise.
2458 (aq10h_operand): Likewise.
2459 (aq10w_operand): Likewise.
2460 (aq10d_operand): Likewise.
2461 (const_m1_operand): Likewise.
2462 (reg_or_m1_operand): Likewise.
2463 (const_exp_2_operand): Likewise.
2464 (const_exp_4_operand): Likewise.
2465 (const_exp_8_operand): Likewise.
2466 (const_exp_16_operand): Likewise.
2467 (const_vector_same_val_operand): Likewise.
2468 (const_vector_same_simm5_operand): Likewise.
2469 (const_vector_same_uimm5_operand): Likewise.
2470 (const_vector_same_uimm6_operand): Likewise.
2471 (const_vector_same_uimm8_operand): Likewise.
2472 (par_const_vector_shf_set_operand): Likewise.
2473 (reg_or_vector_same_val_operand): Likewise.
2474 (reg_or_vector_same_simm5_operand): Likewise.
2475 (reg_or_vector_same_uimm6_operand): Likewise.
2476 * doc/extend.texi (MIPS SIMD Architecture Functions): New
2478 * doc/invoke.texi (-mmsa): Document new option.
2480 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2482 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
2483 * configure: Regenerate.
2484 * config.in: Regenerate.
2485 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
2487 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
2488 (ENDFILE_VTV_SPEC): Define.
2490 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
2492 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
2493 registers in all interrupt handlers if necessary.
2494 (rl78_option_override): Add warning.
2495 (MUST_SAVE_MDUC_REGISTERS): New macro.
2496 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
2497 * config/rl78/rl78.c (check_mduc_usage): New function.
2498 (mduc_regs): New structure to hold MDUC register data.
2499 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
2500 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
2501 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
2502 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
2503 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
2504 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
2506 2016-05-09 Bin Cheng <bin.cheng@arm.com>
2508 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
2509 (tree-ssa-loop-niter.h): Ditto.
2510 (idx_within_array_bound, ref_within_array_bound): New functions.
2511 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
2512 Factor out check on writable base object to ...
2513 (base_object_writable): ... here.
2515 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2517 * config/arm/arm.md (probe_stack): Add modes to set source
2520 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
2522 * regrename.c (base_reg_class_for_rename): New static function.
2523 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
2525 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
2527 * cgraph.c (thunk_adjust): Export.
2528 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
2529 * cgraphunit.c (thunk_adjust): Export.
2530 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
2532 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
2534 * tree-inline.c (expand_call_inline): Expand thunks inline.
2536 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
2539 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
2540 (*sse2_vd_cvtss2sd): Ditto.
2541 * config/i386/i386.md
2542 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
2543 Generate *sse2_vd_cvtsd2ss pattern.
2544 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
2545 Generate *sse2_vd_cvtss2sd pattern.
2547 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2549 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
2550 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
2553 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2555 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
2556 * config/sh/sh.c: Define and declare variables on first use throughout
2558 (current_function_interrupt): Change to bool type.
2559 (frame_insn): Rename to emit_frame_insn and update users.
2560 (push_regs): Use bool for 'interrupt_handler' argument.
2561 (save_schedule_s): Remove.
2562 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
2563 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
2564 targetm.asm_out.unaligned_op.di.
2565 (gen_far_branch): Remove redundant forward declaration.
2566 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
2567 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
2568 (sh_set_return_address, sh_function_ok_for_sibcall,
2569 scavenge_reg): Update comments.
2570 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
2571 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
2572 (sh_attr_renesas_p): Remove unnecessary parentheses.
2573 (branch_dest): Simplify.
2574 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
2575 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
2576 (CUMULATIVE_ARGS): Change macro to typedef.
2577 (current_function_interrupt): Change to bool type.
2578 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
2579 Surround with __cplusplus ifdef.
2580 (sh_compare_op0, sh_compare_op1): Remove.
2581 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
2583 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
2585 * config/arm/arm.md: (arch): Add neon.
2586 (arch_enabled): Return yes for arch neon when TARGET_NEON.
2587 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
2588 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
2589 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
2590 attributes for alt renumbering. Mark alt 3 as non-predicable.
2591 (thumb2_movdf_vfp): Likewise.
2593 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
2595 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
2596 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
2597 (*andqi_1): Add preferred_for_speed attribute to disparage
2598 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
2599 (*<code>qi_1): Ditto.
2600 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
2601 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
2602 (*ashlqi3_1): Ditto.
2603 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
2604 Add preferred_for_size attribute to disparage alternative 0 and
2605 preferred_for_speed attribute to disparage alternative 1 for
2606 TARGET_PARTIAL_REG_STALL targets.
2608 2016-05-07 Tom de Vries <tom@codesourcery.com>
2610 PR tree-optimization/70956
2611 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
2614 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
2616 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
2617 * config/sh/sh.c (sh_cbranch_distance): Implement it.
2618 * config/sh/sh.md (branch_zero): Remove define_attr.
2619 (define_delay): Disable delay slot if branch distance is one insn.
2621 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2623 * config/i386/i386.md (LEAMODE): New mode attribute.
2624 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
2625 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
2626 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
2627 operand 2 predicate.
2628 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
2629 (*lea<mode>_general_3): Ditto.
2630 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
2632 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2634 * genmddump.c (main): Convert argv from char ** to const char **.
2636 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2638 * coretypes.h (OVERRIDE): New macro.
2641 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
2643 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
2644 allow coalescing if the types are compatible.
2646 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2648 * pass_manager.h (pass_manager::register_pass_name): New method.
2649 (pass_manager::get_pass_by_name): New method.
2650 (pass_manager::create_pass_tab): New method.
2651 (pass_manager::m_name_to_pass_map): New field.
2652 * passes.c (name_to_pass_map): Delete global in favor of field
2653 "m_name_to_pass_map" of pass_manager.
2654 (register_pass_name): Rename from a function to...
2655 (pass_manager::register_pass_name): ...this method, updating
2656 for renaming of global "name_to_pass_map" to field
2657 "m_name_to_pass_map".
2658 (create_pass_tab): Rename from a function to...
2659 (pass_manager::create_pass_tab): ...this method, updating
2660 for renaming of global "name_to_pass_map" to field.
2661 (get_pass_by_name): Rename from a function to...
2662 (pass_manager::get_pass_by_name): ...this method.
2663 (enable_disable_pass): Convert use of get_pass_by_name to
2664 a method call, locating the pass_manager singleton.
2666 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2668 * genattr-common.c (main): Convert argv from char ** to const char **.
2669 * genattr.c (main): Likewise.
2670 * genattrtab.c (main): Likewise.
2671 * genautomata.c (initiate_automaton_gen): Likewise.
2673 * gencodes.c (main): Likewise.
2674 * genconditions.c (main): Likewise.
2675 * genconfig.c (main): Likewise.
2676 * genconstants.c (main): Likewise.
2677 * genemit.c (main): Likewise.
2678 * genenums.c (main): Likewise.
2679 * genextract.c (main): Likewise.
2680 * genflags.c (main): Likewise.
2681 * genmddeps.c (main): Likewise.
2682 * genopinit.c (main): Likewise.
2683 * genoutput.c (main): Likewise.
2684 * genpeep.c (main): Likewise.
2685 * genpreds.c (main): Likewise.
2686 * genrecog.c (main): Likewise.
2687 * gensupport.c (init_rtx_reader_args_cb): Likewise.
2688 (init_rtx_reader_args): Likewise.
2689 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2690 (init_rtx_reader_args): Likewise.
2691 * gentarget-def.c (main): Likewise.
2692 * read-md.c (read_md_files): Likewise.
2693 * read-md.h (read_md_files): Likewise.
2695 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2697 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
2698 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
2699 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
2700 Remove unused predicate.
2701 (register_and_not_fp_reg_operand): Ditto.
2703 2016-05-06 Martin Liska <mliska@suse.cz>
2705 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
2706 instead of vec as the vector is local to the function.
2708 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2710 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
2711 avx512bw alternative.
2713 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
2714 before the ashr<mode>3 pattern.
2716 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
2717 v instead of x in vex or maybe_vex alternatives, use
2718 maybe_evex instead of vex in prefix.
2720 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
2721 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
2722 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
2723 in vex or maybe_vex alternatives, use maybe_evex instead of vex
2726 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
2727 v instead of x in vex or maybe_vex alternatives, use
2728 maybe_evex instead of vex in prefix.
2730 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
2731 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
2732 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
2733 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
2734 alternatives, use maybe_evex instead of vex in prefix.
2736 * config/i386/sse.md (vec_interleave_lowv4sf,
2737 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
2738 v instead of x in vex or maybe_vex alternatives, use
2739 maybe_evex instead of vex in prefix.
2741 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
2742 v instead of x in vex or maybe_vex alternatives, use
2743 maybe_evex instead of vex in prefix.
2745 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
2746 v constraint instead of x.
2748 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
2750 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
2751 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
2754 2016-05-06 Richard Biener <rguenther@suse.de>
2756 PR tree-optimization/70948
2757 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2758 Properly clobber all fields of va_list for __builtin_va_start.
2760 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2763 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
2764 loop latch destination.
2766 2016-05-06 Martin Liska <mliska@suse.cz>
2768 * tree-ssa-uninit.c: Apply manual changes
2769 to the GNU coding style.
2770 (prune_uninit_phi_opnds): Rename from
2771 prune_uninit_phi_opnds_in_unrealizable_paths.
2773 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2775 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
2776 mspace): Remove deprecated options.
2777 * doc/invoke.texi (SH options): Remove -mspace.
2779 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2781 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
2783 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2785 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
2786 corresponding combine split pattern.
2788 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2791 * config/sh/predicates.md (long_displacement_mem_operand): New.
2792 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
2793 Add movi20, movi20s alternatives. Adjust length attribute for
2795 (movsi_ie): Allow for any FPU. Adjust length attribute for
2797 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
2798 attribute for alternatives.
2799 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
2800 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
2801 length attribute for alternatives.
2803 2016-05-06 Richard Biener <rguenther@suse.de>
2805 PR tree-optimization/70960
2806 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
2808 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2811 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
2812 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
2814 2016-05-06 Marek Polacek <polacek@redhat.com>
2817 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
2819 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2822 * config/sh/sh.md (*rotcr): Add another variant.
2824 2016-05-06 Richard Biener <rguenther@suse.de>
2827 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
2829 2016-05-06 Richard Biener <rguenther@suse.de>
2832 * fold-const.c (split_tree): Always convert to the original type
2835 2016-05-06 Richard Biener <rguenther@suse.de>
2837 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
2838 (fwprop_addr): Likewise.
2840 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2843 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
2845 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
2846 * config/i386/i386.md (push mem splitter): Use find_constant_src in
2847 the splitter condition.
2848 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
2849 the splitter condition.
2850 (FP float_extend load splitter): Ditto.
2852 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
2854 * config/i386/i386.md (peehole2 patterns): Change true_regnum
2855 to REGNO in all peephole2 patterns.
2856 (post-reload splitters): Change true_regnum to REGNO in
2857 post-reload splitters.
2858 (zero_extend splitters): Use general_reg_operand and
2859 nonimmediate_gr_operand predicates.
2861 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2863 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
2864 v constraint instead of x.
2866 2016-05-05 Alan Modra <amodra@gmail.com>
2869 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
2870 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
2871 TARGET_NO_FP_IN_TOC for -mrelocatable.
2872 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
2873 TARGET_RELOCATABLE test.
2874 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2875 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2876 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2877 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2878 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2879 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2880 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2881 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2882 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
2883 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2885 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
2886 (rs6000_stack_info): Likewise.
2887 (rs6000_elf_asm_out_constructor): Likewise.
2888 (rs6000_elf_asm_out_destructor): Likewise.
2889 (rs6000_elf_declare_function_name): Likewise.
2890 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
2891 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
2894 2016-05-05 Alan Modra <amodra@gmail.com>
2896 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
2898 2016-05-05 Alan Modra <amodra@gmail.com>
2900 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
2901 out-of-line gpr restore for one or two regs if that would add
2904 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
2907 * config/i386/i386.md
2908 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
2909 Change to post-epilogue_completed late splitter. Use sse_reg_operand
2910 as operand 0 predicate.
2911 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
2913 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
2914 Ditto. Emit the pattern using RTX.
2916 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
2917 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
2918 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
2919 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
2921 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
2922 sse_reg_operand as operand 0 predicate.
2924 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
2925 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
2926 instead of gen_rtx_REG.
2927 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
2930 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2932 * function.c (emit_use_return_register_into_block): Delete.
2933 (gen_return_pattern): Delete.
2934 (emit_return_into_block): Delete.
2935 (active_insn_between): Delete.
2936 (convert_jumps_to_returns): Delete.
2937 (emit_return_for_exit): Delete.
2938 (thread_prologue_and_epilogue_insns): Delete all code dealing with
2939 simple_return for shrink-wrapped blocks.
2940 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
2941 end of blocks that need one.
2942 (get_unconverted_simple_return): Delete.
2943 (convert_to_simple_return): Delete.
2944 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
2945 (convert_to_simple_return): Ditto.
2947 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2949 * cfgcleanup.c (bb_is_just_return): New function.
2950 (try_optimize_cfg): Simplify jumps to return, branches to return,
2951 and branches around return.
2953 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2955 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
2958 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2962 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
2963 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
2964 assert flags & OEP_HASH_CHECK, instead of asserting it
2965 never happens. Handle TARGET_EXPR.
2966 * fold-const.c (operand_equal_p): For hash verification,
2967 or in OEP_HASH_CHECK into flags.
2969 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
2971 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
2973 (compute_samebase_partition_bases): Fix typo.
2975 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2977 * config/i386/sse.md (vec_interleave_highv8sf,
2978 vec_interleave_lowv8sf, vec_interleave_highv4df,
2979 vec_interleave_lowv4df): Remove constraints from expanders.
2981 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
2983 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2985 * tree-inline.c (expand_call_inline): Fix path dealing with
2986 making lhs of call statement undefined.
2988 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2990 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
2991 Check availability on NODE, too.
2992 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
2993 (cgraph_node::call_for_symbol_and_aliases): Likewise.
2994 (varpool_node::call_for_symbol_and_aliase): Likewise.
2995 * ipa-pure-const.c (add_new_function): Analyze all bodies.
2996 (propagate_pure_const): Propagate across interposable functions, too.
2997 (skip_function_for_local_pure_const): Do not skip interposable bodies
2999 (pass_local_pure_const::execute): Update.
3001 2016-05-04 Marek Polacek <polacek@redhat.com>
3003 * doc/invoke.texi: Document -Wdangling-else.
3005 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3007 * config.gcc: Error out when conflicting multilib is detected. Do not
3008 loop over multilibs since no combination is legal.
3010 2016-05-04 Alan Modra <amodra@gmail.com>
3012 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3013 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3014 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3017 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3019 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3020 Clean up p5600 comments.
3022 2016-05-04 Richard Biener <rguenther@suse.de>
3024 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3025 constructor simplifications.
3026 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3028 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3030 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3031 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3032 result.set_rtx is null instead of aborting.
3033 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3035 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3036 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3037 *mov<mode>_store_postinc): New patterns.
3039 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3041 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3042 as commutative. Check both conversions are NOP.
3043 ((A & B) OP (C & B)): Remove.
3045 2016-05-04 Alan Modra <amodra@gmail.com>
3047 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3049 2016-05-04 Alan Modra <amodra@gmail.com>
3052 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3053 when cr2,3,4 are all fixed regs.
3055 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3057 PR rtl-optimization/57193
3058 * opts.c (default_options_table): Revert OPT_frename_registers change.
3059 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3061 2016-05-03 Martin Sebor <msebor@redhat.com>
3064 * builtins.c (fold_builtin_FILE): New function.
3065 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3066 (fold_builtin_0): Call them.
3067 * gimplify.c (gimplify_call_expr): Remove the handling of
3068 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3071 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3072 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3076 * doc/extend.texi (Function Names as Strings): Update __func__,
3077 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3080 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3081 Richard Biener <rguenther@suse.de>
3083 PR tree-optimization/70916
3084 * tree-if-conv.c: Include cfganal.h.
3085 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3086 and remove_fake_exit_edges around the optimization pass.
3088 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3090 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3091 (cgraph_edge::make_direct): Likewise.
3092 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3093 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3094 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3095 (CIF_THUNK): New code.
3096 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3097 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3098 (compute_inline_parameters): Set inline_failed for thunks.
3099 (inline_analyze_function): Cleanup.
3100 * ipa-inline.c (can_inline_edge_p): Do not deal with
3101 call_stmt_cannot_inline_p.
3102 (can_early_inline_edge_p): Likewise.
3103 (early_inliner): Initialize inline_failed.
3104 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3106 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3108 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3109 from nonimm_ssenomem_operand.
3110 (nonimm_ssenomem_operand): New predicate.
3111 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3112 as operand 0 predicate.
3113 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3114 Disable unsupported alternatives using "enabled" attribute.
3115 Use register_ssemem_operand as operand 0 predicate.
3116 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3118 2016-05-03 Marek Polacek <polacek@redhat.com>
3121 * input.c (expansion_point_location): New function.
3122 * input.h (expansion_point_location): Declare.
3124 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3126 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3127 occurence with frame_offset_ ones.
3129 2016-05-03 Alan Modra <amodra@gmail.com>
3131 PR rtl-optimization/70890
3132 * ira.c (combine_and_move_insns): When moving def_insn, remove
3135 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3137 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3138 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3139 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3140 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3142 2016-05-03 Alan Modra <amodra@gmail.com>
3144 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3145 for SAVE_MULTIPLE/STORE_MULTIPLE.
3147 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3149 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3150 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3152 2016-05-03 Richard Biener <rguenther@suse.de>
3154 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3156 (gimplify_arg): Likewise.
3157 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3158 re-writing the result to a decl if required.
3159 (internal_get_tmp_var): Add allow_ssa parameter
3160 and override into_ssa with it.
3161 (get_formal_tmp_var): Adjust.
3162 (get_initialized_tmp_var): Add allow_ssa parameter.
3163 (gimplify_arg): Add allow_ssa parameter and avoid generating
3164 SSA names for the result false.
3165 (gimplify_call_expr): If the call may return twice do not
3166 gimplify parameters into SSA.
3167 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3168 (gimplify_modify_expr): Adjust assert. For noreturn calls
3169 with a SSA name LHS adjust its def.
3170 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3171 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3172 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3173 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3174 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3175 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3176 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3177 (optimize_target_teams): Do not allow SSA names for clause operands.
3178 (gimplify_expr): Likewise for where we mark the result addressable.
3179 * passes.def (pass_init_datastructures): Remove.
3180 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3181 (rewrite_stmt): Likewise.
3182 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3183 (replace_locals_op): Replace SSA names.
3184 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3185 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3186 * cgraph.c (release_function_body): Free CFG annotations only
3187 when we have a CFG. Simplify.
3188 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3189 force_gimple_operand instead of get_initialized_tmp_var.
3190 * tree-pass.h (make_pass_init_datastructures): Remove.
3191 * tree-ssa.c (execute_init_datastructures): Remove.
3192 (pass_data_init_datastructures): Likewise.
3193 (class pass_init_datastructures): Likewise.
3194 (make_pass_init_datastructures): Likewise.
3195 * omp-low.c (create_omp_child_function): Init SSA data structures.
3196 (grid_expand_target_grid_body): Likewise.
3197 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3198 name before adding it to names_to_release.
3199 (remove_bb): Always release SSA defs.
3200 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3201 before dereferencing it.
3202 * cgraphunit.c (init_lowered_empty_function): Always
3203 int SSA data structures.
3204 * tree-ssanames.c (release_defs): Remove assert that we are in
3206 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3208 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3209 Uros Bizjak <ubizjak@gmail.com>
3211 PR rtl-optimization/70467
3212 * config/i386/predicates.md (x86_64_hilo_int_operand,
3213 x86_64_hilo_general_operand): New predicates.
3214 * config/i386/constraints.md (Wd): New constraint.
3215 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3216 (general_hilo_operand): New mode attr.
3217 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3218 instead of <general_operand>.
3219 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3220 x86_64_hilo_general_operand instead of <general_operand>.
3222 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3224 PR tree-optimization/70916
3225 * tree-if-conv.c (constant_or_ssa_name): Removed.
3226 (fold_build_cond_expr): Use is_gimple_val instead of
3227 constant_or_ssa_name.
3229 PR tree-optimization/70916
3230 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3231 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3234 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3235 (optimize_atomic_bit_test_and): New function.
3236 (pass_fold_builtins::execute): Use it.
3237 * optabs.def (atomic_bit_test_and_set_optab,
3238 atomic_bit_test_and_complement_optab,
3239 atomic_bit_test_and_reset_optab): New optabs.
3240 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3241 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3242 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3243 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3244 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3245 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3246 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3247 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3248 atomic_bit_test_and_complement@var{mode},
3249 atomic_bit_test_and_reset@var{mode}): Document.
3250 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3251 atomic_bit_test_and_complement<mode>,
3252 atomic_bit_test_and_reset<mode>): New expanders.
3253 (atomic_bit_test_and_set<mode>_1,
3254 atomic_bit_test_and_complement<mode>_1,
3255 atomic_bit_test_and_reset<mode>_1): New insns.
3257 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3259 PR rtl-optimization/70687
3260 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3261 instead of unsigned HOST_WIDE_INT.
3263 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3265 PR rtl-optimization/44281
3266 * hard-reg-set.h (struct target_hard_regs): New field
3267 x_fixed_nonglobal_reg_set.
3268 (fixed_nonglobal_reg_set): New macro.
3269 * reginfo.c (init_reg_sets_1): Initialize it.
3270 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3272 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3274 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3276 PR tree-optimization/56541
3277 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3278 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3279 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3280 (any_complicated_phi): new static variable.
3281 (aggressive_if_conv): delete.
3282 (if_convertible_phi_p): support phis with more than two arguments.
3283 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3284 critical pred edges.
3285 (ifcvt_split_critical_edges): support phis with more than two
3286 arguments by checking new parameter. only split critical edges
3288 (tree_if_conversion): handle simd pragma marked loop using new
3289 local variable aggressive_if_conv. check any_complicated_phi.
3291 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3293 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3296 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3298 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3301 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3303 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3304 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3305 define_insn_and_split.
3306 (mulsi3_i): New define_insn_and_split.
3307 (mulsi3_call): Convert to define_insn.
3308 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3311 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3313 * machmode.h (mode_complex): Add support to give the complex mode
3315 (GET_MODE_COMPLEX_MODE): Likewise.
3316 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3317 stored by build_complex_type and gfc_build_complex_type instead of
3318 trying to figure out the appropriate mode based on the size. Raise
3319 an assertion error, if the type was not set.
3320 * genmodes.c (struct mode_data): Add field for the complex type of
3322 (blank_mode): Likewise.
3323 (make_complex_modes): Remember the complex mode created in the
3325 (emit_mode_complex): Write out the mode_complex array to map a
3326 type mode to the complex version.
3327 (emit_insn_modes_c): Likewise.
3328 * tree.c (build_complex_type): Set the complex type to use before
3329 calling layout_type.
3330 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3331 support for __float128 complex datatypes.
3332 (rs6000_hard_regno_mode_ok): Likewise.
3333 (rs6000_setup_reg_addr_masks): Likewise.
3334 (rs6000_complex_function_value): Likewise.
3335 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3336 __float128 and __ibm128 complex.
3337 (FLOAT128_IBM_P): Likewise.
3338 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3339 * doc/extend.texi (Additional Floating Types): Document that
3340 -mfloat128 must be used to enable __float128. Document complex
3341 __float128 and __ibm128 support.
3343 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3346 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3347 char/short arguments promoted to int because of promote_prototypes.
3349 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3351 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3352 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3353 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3354 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3355 alternatives using "enabled" attribute. Use register_ssemem_operand
3356 as operand 1 predicate.
3357 (*cmpi<unord>xf_i387): Split XFmode pattern from
3358 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3359 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3360 *absneg<mode>2_i387. Disable unsupported alternatives using
3361 "enabled" attribute.
3362 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3364 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3366 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
3368 (oacc_loop_process): Check mask for loop termination.
3370 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3372 * cif-code.def (CIF_THUNK): Add.
3373 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
3376 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3378 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
3379 (dump_inline_summary): Dump it.
3380 (fp_expression_p): New predicate.
3381 (estimate_function_body_sizes): Use it.
3382 (inline_merge_summary): Merge fp_expressions.
3383 (inline_read_section): Read fp_expressions.
3384 (inline_write_summary): Write fp_expressions.
3385 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
3386 codegen boundary if either caller or callee is !fp_expressions.
3387 * ipa-inline.h (inline_summary): Add fp_expressions.
3388 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
3389 to fp_expressions be sure the fp generation flags are updated.
3391 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3393 PR rtl-optimization/70467
3394 * cse.c (cse_insn): Handle no-op MEM moves after folding.
3396 PR rtl-optimization/70467
3397 * ipa-pure-const.c (check_call): Handle internal calls even in
3398 ipa mode like in local mode.
3400 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3402 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
3404 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3406 * match.pd (X u< X, X u> X): New transformations.
3408 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3410 * flag-types.h (enum warn_strict_overflow_code): Move ...
3411 * coretypes.h: ... here.
3412 * fold-const.h (fold_overflow_warning): Declare.
3413 * fold-const.c (fold_overflow_warning): Make non-static.
3414 (fold_comparison): Move the transformation of X +- C1 CMP C2
3415 into X CMP C2 -+ C1 ...
3416 * match.pd: ... here.
3417 * gimple-fold.c (fold_stmt_1): Protect with
3418 fold_defer_overflow_warnings.
3420 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3422 * omp-low.c (struct oacc_loop): Add 'inner' field.
3423 (new_oacc_loop_raw): Initialize it to zero.
3424 (oacc_loop_fixed_partitions): Initialize it.
3425 (oacc_loop_auto_partitions): Partition outermost loop to outermost
3426 available partitioning.
3428 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3430 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
3432 (umulsidi3): Likewise.
3433 (indirect_jump): Fix jump instruction assembly patterns.
3435 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
3438 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3439 (nvptx_function_value): Assert non-NULL cfun.
3441 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3443 PR rtl-optimization/70886
3444 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
3446 * cselib.h (rtx_equal_for_cselib_1): Declare.
3447 (rtx_equal_for_cselib_p: New inline function.
3448 * cselib.c (rtx_equal_for_cselib_p): Delete.
3449 (rtx_equal_for_cselib_1): Make public.
3451 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3453 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3454 (register_mixssei387nonimm_operand): Remove predicate.
3455 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3456 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3457 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3458 for TARGET_MIX_SSE_I387 alternatives.
3459 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3460 Disable unsupported alternatives using "enabled" attribute. Use
3461 nonimm_ssenomem_operand as operand 1 predicate. Also check
3462 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3464 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3466 * tree.c (cst_and_fits_in_hwi): Simplify.
3468 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3470 * tree.h (wi::to_wide): New function.
3471 * expr.c (expand_expr_real_1): Use wi::to_wide.
3472 * fold-const.c (int_const_binop_1): Likewise.
3473 (extract_muldiv_1): Likewise.
3475 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3477 * wide-int.h: Update offset_int and widest_int documentation.
3478 (WI_SIGNED_SHIFT_RESULT): New macro.
3479 (wi::binary_shift): Define signed_shift_result_type for
3480 shifts on offset_int- and widest_int-like types.
3481 (generic_wide_int): Support <<= and >>= if << and >> are supported.
3482 * tree.h (int_bit_position): Use shift operators instead of wi::
3484 * alias.c (adjust_offset_for_component_ref): Likewise.
3485 * expr.c (get_inner_reference): Likewise.
3486 * fold-const.c (fold_comparison): Likewise.
3487 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
3488 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
3489 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3490 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
3491 (stmt_kills_ref_p): Likewise.
3492 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
3493 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
3494 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3495 (ao_ref_init_from_vn_reference): Likewise.
3497 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3499 * wide-int.h: Update offset_int and widest_int documentation.
3500 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
3501 (wi::binary_traits): Allow ordered comparisons between offset_int and
3502 offset_int, between widest_int and widest_int, and between either
3503 of these types and basic C types.
3504 (operator <, <=, >, >=): Define for the same combinations.
3505 * tree.h (tree_int_cst_lt): Use comparison operators instead
3506 of wi:: comparisons.
3507 (tree_int_cst_le): Likewise.
3508 * gimple-fold.c (fold_array_ctor_reference): Likewise.
3509 (fold_nonarray_ctor_reference): Likewise.
3510 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
3511 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
3512 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
3513 * tree-sra.c (completely_scalarize): Likewise.
3514 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
3515 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
3516 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
3517 (check_for_binary_op_overflow): Likewise.
3518 (search_for_addr_array): Likewise.
3519 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
3521 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3523 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
3524 (arc_save_restore): Likewise.
3525 (arc_dwarf_register_span): Likewise.
3526 (arc_output_pic_addr_const): Initialize suffix variable.
3528 2016-05-02 Martin Liska <mliska@suse.cz>
3530 * symbol-summary.h (function_summary::function_summary):
3531 Remove checking assert for all cgraph nodes.
3532 (function_summary::get): Check summary_uid.
3533 (symtab_insertion): Check summary_uid.
3535 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3537 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
3538 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
3540 (arc_dwarf_register_span): Remove enum keyword.
3541 (compact_memory_operand_p): New function.
3542 * config/arc/arc.h (reg_class): Add code density register classes.
3543 (REG_CLASS_NAMES): Likewise.
3544 (REG_CLASS_CONTENTS): Likewise.
3545 * config/arc/arc.md (*movqi_insn): Add code density instructions.
3546 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
3547 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
3548 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
3549 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
3551 (h, Rcd, Rsd, Rzd): New register constraints.
3552 (T): Use compact_memory_operand_p function.
3553 * config/arc/predicates.md (compact_load_memory_operand): Remove.
3555 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3557 * config/sh/sh.md (*negnegt, *movtt): Remove.
3559 2016-05-02 Marek Polacek <polacek@redhat.com>
3560 Tom de Vries <tom@codesourcery.com>
3562 PR tree-optimization/70700
3563 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
3564 bigger than FIRST_REF_NODE.
3566 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3569 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
3571 (prepare_cbranch_operands): Don't use scratch register. Assume that
3572 function is used when pseudos can be created.
3573 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
3574 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
3575 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
3576 define_expand. Allow it only when pseudos can be created.
3577 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
3579 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
3581 * config/i386/constraints.md (BC): Only allow -1 operands.
3582 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
3583 Add "enabled" attribute. Update XI mode attribute calculation.
3584 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
3585 (*movoi_internal_avx): Update XI mode attribute calculation.
3586 (*movti_internal): Ditto.
3588 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3590 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
3591 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
3593 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
3595 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
3596 statement on instruction code. Remove trailing spaces.
3597 (altivec_expand_stv_builtin): Likewise.
3599 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3601 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
3602 (TARGET_FPU_DOUBLE): Simplify.
3603 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
3604 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
3605 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
3606 with 'TARGET_FPU_DOUBLE'.
3607 * config/sh/sh.md: Likewise.
3609 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
3611 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
3612 SH_DIV_STR_FOR_SIZE): Remove.
3613 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
3614 SH_DIV_STR_FOR_SIZE): Remove.
3616 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3618 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
3619 logical_reg_operand): Delete.
3620 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
3621 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
3622 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
3623 match_operand and match_test.
3624 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
3625 variables on their first use. Return bool values.
3626 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
3627 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
3628 arith_reg_operand for input operand. Remove empty constraints.
3630 (*xorsi3_compact): Rename to xorsi3.
3631 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
3632 (*zero_extend<mode>si2_disp_mem): Update comment.
3635 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3637 * config/sh/t-sh: Remove SH5 support.
3638 * config.gcc: Likewise.
3639 * configure: Likewise.
3641 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3643 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
3645 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3647 * config/sh/sh.c (register_sh_passes, sh_option_override,
3648 sh_print_operand, prepare_move_operands,
3649 sh_can_follow_jump): Remove TARGET_SH1 checks.
3650 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
3651 PROMOTE_MODE): Likewise.
3652 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
3655 2016-04-30 Alan Modra <amodra@gmail.com>
3657 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
3658 restoring when fixed_reg_p, but allow out-of-line or stmw save.
3659 Check for user regs later to avoid unnecessary looping over regs.
3660 Merge user reg check with non-saved reg check. Don't force
3661 inline VR restore when static chain used.
3662 (rs6000_frame_related): Omit eh_frame info for user regs when
3664 (fixed_regs_p): Delete.
3666 2016-04-30 Alan Modra <amodra@gmail.com>
3668 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
3669 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
3672 2016-04-30 Alan Modra <amodra@gmail.com>
3675 * config/rs6000/rs6000.c (fixed_reg_p): New function.
3676 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
3679 2016-04-30 Alan Modra <amodra@gmail.com>
3681 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3682 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
3683 flag_pic test for Darwin.
3685 2016-04-30 Alan Modra <amodra@gmail.com>
3687 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
3688 throw_calls_crossed.
3689 (REG_FREQ_CALLS_CROSSED): Delete.
3690 (REG_N_THROWING_CALLS_CROSSED): Delete.
3691 * regstat.c (regstat_bb_compute_ri): Don't calculate
3692 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
3693 (dump_reg_info): Don't print call cross frequency.
3694 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
3695 and REG_N_THROWING_CALLS_CROSSED.
3697 2016-04-30 Alan Modra <amodra@gmail.com>
3699 * regs.h (struct reg_info_t): Delete live_length.
3700 (REG_LIVE_LENGTH): Delete macro.
3701 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
3702 local_live, local_processed and local_live_last_luid params.
3703 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
3705 (regstat_compute_ri): Adjust for above. Don't set
3707 (dump_reg_info): Don't print live length.
3708 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
3709 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
3710 Localize loop_depth var.
3712 2016-04-30 Alan Modra <amodra@gmail.com>
3714 * ira.c (enum valid_equiv): New.
3715 (validate_equiv_mem): Return enum.
3716 (update_equiv_mem): Create replacement in more cases.
3717 (add_store_equivs): Update validate_equiv_mem call.
3719 2016-04-30 Alan Modra <amodra@gmail.com>
3721 * ira.c (combine_and_move_insns): Rather than scanning insns,
3722 use DF infrastucture to find use and def insns.
3724 2016-04-30 Alan Modra <amodra@gmail.com>
3726 ira.c (combine_and_move_insns): Move invariant conditions..
3727 (ira.c): ..to here. Call combine_and_move_insns before
3728 add_store_equivs. Call grow_reg_equivs later. Allocate
3729 req_equiv later using max_reg_num() rather than global max_regno.
3730 (contains_replace_regs): Delete.
3731 (add_store_equivs): Remove contains_replace_regs test.
3733 2016-04-30 Alan Modra <amodra@gmail.com>
3735 * ira.c (struct equiv_mem_data): New.
3736 (equiv_mem, equiv_mem_modified): Delete static vars.
3737 (validate_equiv_mem_from_store): Use "data" param to communicate..
3738 (validate_equiv_mem): ..from here.
3740 2016-04-30 Alan Modra <amodra@gmail.com>
3742 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
3744 (update_reg_equivs): ..here. Move allocation and freeing of
3745 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
3746 end_alias_analysis to..
3749 2016-04-30 Alan Modra <amodra@gmail.com>
3751 * ira.c (pdx_subregs): Delete.
3752 (struct equivalence): Add pdx_subregs field.
3753 (set_paradoxical_subreg): Remove pdx_subregs param. Update
3755 (update_equiv_regs): Don't create or free pdx_subregs. Update
3758 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3760 * config/rs6000/altivec.h: Change definitions of vec_xl and
3762 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
3763 (LD_ELEMREV_V2DI): New.
3764 (LD_ELEMREV_V4SF): New.
3765 (LD_ELEMREV_V4SI): New.
3766 (LD_ELEMREV_V8HI): New.
3767 (LD_ELEMREV_V16QI): New.
3768 (ST_ELEMREV_V2DF): New.
3769 (ST_ELEMREV_V2DI): New.
3770 (ST_ELEMREV_V4SF): New.
3771 (ST_ELEMREV_V4SI): New.
3772 (ST_ELEMREV_V8HI): New.
3773 (ST_ELEMREV_V16QI): New.
3776 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3777 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
3778 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
3779 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
3780 (altivec_expand_builtin): Add handling for
3781 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
3782 (rs6000_invalid_builtin): Add error-checking for
3783 RS6000_BTM_P9_VECTOR.
3784 (altivec_init_builtins): Define builtins used to implement vec_xl
3786 (rs6000_builtin_mask_names): Define power9-vector.
3787 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
3788 (RS6000_BTM_P9_VECTOR): Define.
3789 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
3790 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
3791 (vsx_ld_elemrev_v2df): Likewise.
3792 (vsx_ld_elemrev_v4sf): Likewise.
3793 (vsx_ld_elemrev_v4si): Likewise.
3794 (vsx_ld_elemrev_v8hi): Likewise.
3795 (vsx_ld_elemrev_v16qi): Likewise.
3796 (vsx_st_elemrev_v2df): Likewise.
3797 (vsx_st_elemrev_v2di): Likewise.
3798 (vsx_st_elemrev_v4sf): Likewise.
3799 (vsx_st_elemrev_v4si): Likewise.
3800 (vsx_st_elemrev_v8hi): Likewise.
3801 (vsx_st_elemrev_v16qi): Likewise.
3802 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
3805 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
3807 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
3809 (simplify_control_stmt_condition_1): ... here. Recurse into
3810 BIT_AND_EXPRs and BIT_IOR_EXPRs.
3812 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
3815 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
3816 (zero_extendqi<mode>2_dot): Revert earlier conversion from
3817 define_insn_and_split to define_insn.
3818 (zero_extendqi<mode>2_dot2): Same.
3819 (extendqi<mode>2_dot): Same.
3820 (extendqi<mode>2_dot2): Same.
3822 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3824 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
3825 (probe_stack): New expander.
3826 (probe_stack_<mode>): New insn pattern.
3828 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3830 * config/i386/i386.md
3831 (operations with memory inputs setting flags peephole2):
3832 Remove uneeded REG_P checks. Cleanup pattern generation.
3834 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
3836 * tree-vect-loop.c (vect_transform_loop): Fix
3837 nb_iterations_upper_bound computation for vectorized loop.
3839 2016-04-29 Marek Polacek <polacek@redhat.com>
3840 Jakub Jelinek <jakub@redhat.com>
3843 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
3844 TARGET_EXPR_SLOT as a base.
3846 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
3848 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
3849 with 'rCm2' constraints to limit possible immediate size.
3850 (*load_zeroextendqisi_update): Likewise.
3851 (*load_signextendqisi_update): Likewise.
3852 (*loadhi_update): Likewise.
3853 (*load_zeroextendhisi_update): Likewise.
3854 (*load_signextendhisi_update): Likewise.
3855 (*loadsi_update): Likewise.
3856 (*loadsf_update): Likewise.
3858 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3860 * config/i386/predicates.md (constm1_operand): Fix comparison.
3862 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3864 * testsuite/gcc.target/arc/ieee_eq.c: New test.
3866 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
3868 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
3869 remaining SH5 related settings.
3870 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
3871 shmedia_prepare_call_address): Delete.
3872 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
3873 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
3874 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
3875 UNSUPPORTED_SH2A): Remove m5 checks.
3876 (sh_divide_strategy_e): Remove SH5 division strategies.
3877 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
3878 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
3880 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
3882 * config/s390/s390.c (s390_rtx_costs): Update documentation.
3884 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3886 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
3887 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
3889 * config/s390/vector.md ("mov<mode>"): Likewise.
3891 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
3893 * config/s390/constraints.md ("U", "W"): Invoke
3894 s390_mem_constraint with "ZR" and "ZT".
3895 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
3896 addresses when using LRA. Accept also short displacements for S
3897 and T constraints. Do not check for long displacement target for
3898 S and T constraints.
3899 (s390_mem_constraint): Remove handling of U and W constraints.
3900 * config/s390/s390.md (various patterns): Remove the short
3901 displacement constraints (Q and R) if a long displacement
3902 constraint is present. Add longdisp as required CPU capability.
3903 * config/s390/vector.md: Likewise.
3904 * config/s390/vx-builtins.md: Likewise.
3906 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3909 * reload1.c (reload): Call finish_spills before
3910 restarting reload loop. Skip select_reload_regs
3911 if update_eliminables_and_spill returns true.
3913 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3915 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
3916 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
3917 (umulhisi3_imm): Update predicates and constraint letters.
3918 (umulhisi3_reg): Declare instruction as commutative.
3919 * config/arc/constraints.md (J12, J16): New constraints.
3920 * config/arc/predicates.md (short_unsigned_const_operand): New
3922 (arc_short_operand): Likewise.
3923 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
3925 2016-04-29 Richard Biener <rguenther@suse.de>
3927 PR tree-optimization/13962
3928 PR tree-optimization/65686
3929 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
3930 * tree-ssa-alias.c (ptrs_compare_unequal): New function
3931 using PTA to compare pointers.
3932 * match.pd: Add pattern for pointer equality compare simplification
3933 using ptrs_compare_unequal.
3935 2016-04-29 Richard Biener <rguenther@suse.de>
3937 * stor-layout.c (layout_type): Do not build a pointer-to-element
3940 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3942 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
3943 Use SWI mode iterator. Use general_reg_operand predicate.
3944 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
3945 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
3948 2016-04-29 Jakub Jelinek <jakub@redhat.com>
3951 * fold-const.c (operand_equal_p): Don't verify hash value equality
3953 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
3956 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3959 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
3960 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
3961 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
3962 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
3963 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
3965 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3967 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
3968 to info. Don't initialize separate fields to 0. Clean up
3971 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3973 * config/i386/i386.md (peephole2s for operations with memory inputs):
3974 Use SWI mode iterator.
3975 (peephole2s for operations with memory outputs): Ditto.
3976 Do not check for stack checking probe.
3978 (probe_stack): Remove expander.
3980 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3981 Andrew Burgess <andrew.burgess@embecosm.com>
3983 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
3984 operands as 32-bits.
3986 2016-04-28 Jason Merrill <jason@redhat.com>
3988 * gdbinit.in: Skip line-map.h.
3990 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3991 Andrew Burgess <andrew.burgess@embecosm.com>
3993 * config/arc/arc.c (arc_conditional_register_usage): Take
3994 TARGET_RRQ_CLASS into account.
3995 (arc_print_operand): Support printing 'p' and 's' operands.
3996 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
3998 (TARGET_RRQ_CLASS): Define.
3999 (IS_POWEROF2_OR_0_P): Define.
4000 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4002 (*tst_movb): New define_insn.
4003 (*tst): Avoid recognition if it could prevent '*tst_movb'
4004 combination; replace c/CnL with c/Chs alternative.
4005 (*tst_bitfield_tst): New define_insn.
4006 (*tst_bitfield_asr): New define_insn.
4007 (*tst_bitfield): New define_insn.
4008 (andsi3_i): Add Rrq variant.
4009 (extzv): New define_expand.
4010 (insv): New define_expand.
4011 (*insv_i): New define_insn.
4012 (*movb): New define_insn.
4013 (*movb_signed): New define_insn.
4014 (*movb_high): New define_insn.
4015 (*movb_high_signed): New define_insn.
4016 (*movb_high_signed + 1): New define_split pattern.
4017 (*mrgb): New define_insn.
4018 (*mrgb + 1): New define_peephole2 pattern.
4019 (*mrgb + 2): New define_peephole2 pattern.
4020 * config/arc/arc.opt (mbitops): New option for nps400, uses
4021 TARGET_NPS_BITOPS_DEFAULT.
4022 * config/arc/constraints.md (q): Make register class conditional.
4023 (Rrq): New register constraint.
4024 (Chs): New constraint.
4025 (Clo): New constraint.
4026 (Chi): New constraint.
4027 (Cbf): New constraint.
4028 (Cbn): New constraint.
4029 (C18): New constraint.
4030 (Cbi): New constraint.
4032 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4034 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4036 (bitmap_intersection_of_preds): Ditto.
4037 (bitmap_union_of_succs): Ditto.
4038 (bitmap_union_of_preds): Ditto.
4039 * sbitmap.c (do_popcount): Delete.
4040 (BITMAP_DEBUGGING): Delete.
4041 (sbitmap_verify_popcount): Delete.
4042 (sbitmap_alloc): Don't initialize the popcount field.
4043 (sbitmap_alloc_with_popcount): Delete.
4044 (sbitmap_resize): Don't resize the popcount array.
4045 (sbitmap_vector_alloc): Don't initialize the popcount field.
4046 (bitmap_copy): Don't copy the popcount array.
4047 (bitmap_clear): Don't clear the popcount array.
4048 (bitmap_clear): Delete the popcount array handling.
4049 (bitmap_ior_and_compl): Delete the popcount assert.
4050 (bitmap_not): Ditto.
4051 (bitmap_and_compl): Ditto.
4052 (bitmap_and): Delete the popcount array handling.
4053 (bitmap_xor): Ditto.
4054 (bitmap_ior): Ditto.
4055 (bitmap_or_and): Delete the popcount assert.
4056 (bitmap_and_or): Ditto.
4057 (popcount_table): Delete.
4058 (sbitmap_elt_popcount): Delete.
4059 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4060 (bitmap_set_bit): Delete the popcount assert.
4061 (bitmap_clear_bit): Ditto.
4062 (sbitmap_free): Don't free the popcount array.
4063 (sbitmap_alloc_with_popcount): Delete declaration.
4064 (sbitmap_popcount): Ditto.
4066 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4067 Andrew Burgess <andrew.burgess@embecosm.com>
4069 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4070 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4071 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4072 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4073 * config/arc/arc.opt (mcmem): New option.
4074 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4075 supply length for r/m alternative.
4076 (*extendqisi2_ac): Likewise.
4077 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4079 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4080 (movhi_insn): Likewise.
4081 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4082 (*zero_extendqihi2_i): Add r/Ucm alternative.
4083 (*zero_extendqisi2_ac): Likewise.
4084 (*zero_extendhisi2_i): Likewise.
4085 * config/arc/constraints.md (Uex): New memory constraint.
4086 (Ucm): New define_constraint.
4087 * config/arc/predicates.md (long_immediate_loadstore_operand):
4088 Return 0 for MEM with cmem_address address.
4089 (cmem_address_0): New predicates.
4090 (cmem_address_1): Likewise.
4091 (cmem_address_2): Likewise.
4092 (cmem_address): Likewise.
4094 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4096 * config/rs6000/rs6000.c (machine_function): Rename
4097 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4098 (rs6000_stack_info): Adjust.
4100 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4101 Andrew Burgess <andrew.burgess@embecosm.com>
4103 * config/arc/constraints.md (Usd): Convert to define_constraint.
4107 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4110 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4111 Add new peephole2 where the first insn is *mov<mode>_or instead of
4112 *mov<mode>_internal.
4114 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4116 * tracer.c (bb_seen): Make static.
4118 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4120 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4121 support, setup defaults.
4122 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4123 * config/arc/arc.c (arc_init): Add NPS400 support.
4124 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4125 (TARGET_ARC700): NPS400 is also an ARC700.
4126 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4128 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4131 * config/nds32/nds32.md (casesi): Don't access the operands array
4134 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4136 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4137 (or $-1,reg peephole2): Ditto.
4138 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4140 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4142 * doc/extend.texi (Common Function Attributes) [optimize]:
4143 Discourage use of the optimize attribute.
4145 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4147 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4148 special case builtin.
4149 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4150 ALTIVEC_BUILTIN_VEC_ADDE.
4151 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4152 support for ALTIVEC_BUILTIN_VEC_ADDE.
4153 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4154 for __builtin_vec_adde.
4156 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4158 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4159 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4161 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4164 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4165 attributes): Document cilkplus_runtime.
4167 2016-04-28 Martin Jambor <mjambor@suse.cz>
4169 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4170 this function. Call verify_expr on MEM_REFs and bases of other
4173 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4175 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4176 for WORD_REGISTER_OPERATIONS to runtime check.
4178 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4180 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4182 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4184 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4185 big-endian compilation.
4186 * config/arc/arc.md (addf3): Likewise.
4190 2016-04-28 Richard Biener <rguenther@suse.de>
4192 PR tree-optimization/70840
4193 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4194 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4195 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4196 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4198 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4200 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4201 and explain why in a comment.
4203 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4205 * config/arc/arc.md (cpu_facility): Add fpx variant.
4206 (subdf3): Prohibit use reverse sub when assist operations option
4208 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4209 instructions only when FPX is enabled.
4210 * testsuite/gcc.target/arc/trsub.c: New test.
4212 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4214 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4215 mult_operator when calculating "type" attribute.
4216 (*fop_<mode>_1_i387): Ditto.
4217 (*fop_xf_1_i387): Ditto.
4218 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4219 Use std::swap to swap operands. Use RTL expressions to generate
4222 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4223 Joern Rennecke <joern.rennecke@embecosm.com>
4225 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4227 (emit_pic_move): Remove.
4228 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4229 * config/arc/arc.c (emit_pic_move): Removed.
4230 (TARGET_HAVE_TLS): Define.
4231 (arc_conditional_register_usage): Test for arc_tp_regno.
4232 (arc_print_operand, arc_print_operand_address): Handle TLS
4234 (arc_needs_pcl_p): New function.
4235 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4236 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4237 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4238 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4239 (arc_legitimize_tls_address): Likewise.
4240 (DTPOFF_ZERO_SYM): Define.
4241 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4242 (arc_output_pic_addr_const): Print TLS unspecs.
4243 (prepare_pic_move): New function, replaces emit_pic_move.
4244 (arc_legitimate_constant_p): Handle TLS unspecs.
4245 (arc_legitimate_address_p): Likewise.
4246 (arc_rewrite_small_data_p): Use assert for TLS constants.
4247 (prepare_move_operands): Use prepare_pic_move.
4248 (arc_legitimize_address): Legitimize tls addresses.
4249 (arc_epilogue_uses): Check for arc_tp_regno.
4250 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4251 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4253 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4255 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4256 %(arc_tls_extra_start_spec).
4257 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4258 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4260 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4261 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4262 (UNSPEC_TLS_OFF): Add.
4264 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4265 (get_thread_pointersi): New patterns.
4266 * config/arc/arc.opt (mtp-regno): New option.
4267 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4268 (move_dest_operand): Likewise.
4269 * configure: Regenerate.
4270 * configure.ac: Add arc*-*-* case to test for tls.
4271 * doc/invoke.texi (ARC options): Document mtp-regno.
4273 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4275 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4276 the new ARC HS SIMD instructions.
4277 (arc_preferred_simd_mode): New function.
4278 (arc_autovectorize_vector_sizes): Likewise.
4279 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4280 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4281 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4282 (arc_init_builtins): Add new SIMD builtin types.
4283 (arc_split_move): Handle 64 bit vector moves.
4284 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4285 (TARGET_PLUS_QMACW): Define.
4286 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4287 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4288 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4289 (VSUBADD4H): New builtins.
4290 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4291 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4293 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4294 Matthias Klose <doko@debian.org>
4296 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4298 2016-04-28 Richard Biener <rguenther@suse.de>
4301 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4304 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4306 * common/config/sh/sh-common.c: Remove SH5 support.
4307 * config/sh/constraints.md: Likewise.
4308 * config/sh/config/sh/elf.h: Likewise.
4309 * config/sh/linux.h: Likewise.
4310 * config/sh/netbsd-elf.h: Likewise.
4311 * config/sh/predicates.md: Likewise.
4312 * config/sh/sh-c.c: Likewise.
4313 * config/sh/sh-protos.h: Likewise.
4314 * config/sh/sh.c: Likewise.
4315 * config/sh/sh.h: Likewise.
4316 * config/sh/sh.md: Likewise.
4317 * config/sh/sh.opt: Likewise.
4318 * config/sh/sync.md: Likewise.
4319 * config/sh/sh64.h: Delete.
4320 * config/sh/shmedia.h: Likewise.
4321 * config/sh/shmedia.md: Likewise.
4322 * config/sh/sshmedia.h: Likewise.
4323 * config/sh/t-netbsd-sh5-64: Likewise.
4324 * config/sh/t-sh64: Likewise.
4325 * config/sh/ushmedia.h: Likewise.
4327 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4329 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4330 general_reg_operand instead of register_operand predicate.
4332 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4334 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4336 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4338 * match.pd (A - B > A, A + B < A): New transformations.
4340 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4342 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4343 which defaults to true. Emit an outer pair of parentheses only if
4344 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4345 don't emit parentheses for the right-hand operand.
4347 2016-04-27 Jeff Law <law@redhat.com>
4349 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4351 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4353 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4354 (altivec_lvx_<mode>_internal): Document.
4355 (altivec_lvx_<mode>_2op): New define_insn.
4356 (altivec_lvx_<mode>_1op): Likewise.
4357 (altivec_lvx_<mode>_2op_si): Likewise.
4358 (altivec_lvx_<mode>_1op_si): Likewise.
4359 (altivec_stvx_<mode>): Remove.
4360 (altivec_stvx_<mode>_internal): Document.
4361 (altivec_stvx_<mode>_2op): New define_insn.
4362 (altivec_stvx_<mode>_1op): Likewise.
4363 (altivec_stvx_<mode>_2op_si): Likewise.
4364 (altivec_stvx_<mode>_1op_si): Likewise.
4365 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4366 Expand vec_ld and vec_st during parsing.
4367 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
4369 (altivec_expand_stvx_be): Likewise.
4370 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
4371 address-masking behavior in RTL.
4372 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
4373 address-masking behavior in RTL.
4374 (altivec_expand_builtin): Change builtin code arguments for calls
4375 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
4376 (insn_is_swappable_p): Avoid incorrect swap optimization in the
4377 presence of lvx/stvx patterns.
4378 (alignment_with_canonical_addr): New function.
4379 (alignment_mask): Likewise.
4380 (find_alignment_op): Likewise.
4381 (recombine_lvx_pattern): Likewise.
4382 (recombine_stvx_pattern): Likewise.
4383 (recombine_lvx_stvx_patterns): Likewise.
4384 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
4385 stvx patterns from expand.
4386 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
4388 (vector_altivec_store_<mode>): Likewise.
4390 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
4392 * config/aarch64/aarch64.md
4393 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
4394 remove the "fp" attributes.
4395 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
4396 add the "simd" attributes.
4397 (*movdf_aarch64): Likewise.
4398 (*movtf_aarch64): Remove the "fp" attributes.
4399 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
4400 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
4402 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4404 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
4405 rtx to rtx_code_label *.
4406 * rtl.h (maybe_set_first_label_num): Likewise.
4408 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4410 * df-core.c (df_add_problem): Make the problem param be const.
4411 (df_remove_problem): Make local "problem" be const.
4412 * df-problems.c (problem_RD): Make const.
4413 (problem_LR): Likewise.
4414 (problem_LIVE): Likewise.
4415 (problem_MIR): Likewise.
4416 (problem_CHAIN): Likewise.
4417 (problem_WORD_LR): Likewise.
4418 (problem_NOTE): Likewise.
4419 (problem_MD): Likewise.
4420 * df-scan.c (problem_SCAN): Likewise.
4421 * df.h (struct df_problem): Make field "dependent_problem" be
4423 (struct dataflow): Likewise for field "problem".
4424 (df_add_problem): Make param const.
4426 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4428 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
4429 inter-unit moves to/from vector registers are enabled. Do not disable
4432 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4434 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
4435 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
4437 (enum df_problem_id): ...this new enum.
4438 (struct df_problem): Convert field "id" from "int" to
4441 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4443 * rtl.def: Update comment for "things in the instruction chain" to
4444 reflect the removal of the leading "i" field for INSN_UID in
4445 r210360. Fix bogus apostrophe.
4447 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4449 * config/i386/i386.md
4450 (lea arith with mem operand + setcc peephole2): Set operator mode.
4452 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4455 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4456 (dimode_scalar_to_vector_candidate_p): This.
4457 (timode_scalar_to_vector_candidate_p): New function.
4458 (scalar_to_vector_candidate_p): Likewise.
4459 (timode_check_non_convertible_regs): Likewise.
4460 (timode_remove_non_convertible_regs): Likewise.
4461 (remove_non_convertible_regs): Likewise.
4462 (remove_non_convertible_regs): Renamed to ...
4463 (dimode_remove_non_convertible_regs): This.
4464 (scalar_chain::~scalar_chain): Make it virtual.
4465 (scalar_chain::compute_convert_gain): Make it pure virtual.
4466 (scalar_chain::mark_dual_mode_def): Likewise.
4467 (scalar_chain::convert_insn): Likewise.
4468 (scalar_chain::convert_registers): Likewise.
4469 (scalar_chain::add_to_queue): Make it protected.
4470 (scalar_chain::emit_conversion_insns): Likewise.
4471 (scalar_chain::replace_with_subreg): Likewise.
4472 (scalar_chain::replace_with_subreg_in_insn): Likewise.
4473 (scalar_chain::convert_op): Likewise.
4474 (scalar_chain::convert_reg): Likewise.
4475 (scalar_chain::make_vector_copies): Likewise.
4476 (scalar_chain::convert_registers): New pure virtual function.
4477 (class dimode_scalar_chain): New class.
4478 (class timode_scalar_chain): Likewise.
4479 (scalar_chain::mark_dual_mode_def): Renamed to ...
4480 (dimode_scalar_chain::mark_dual_mode_def): This.
4481 (timode_scalar_chain::mark_dual_mode_def): New function.
4482 (timode_scalar_chain::convert_insn): Likewise.
4483 (dimode_scalar_chain::convert_registers): Likewise.
4484 (scalar_chain::compute_convert_gain): Renamed to ...
4485 (dimode_scalar_chain::compute_convert_gain): This.
4486 (scalar_chain::replace_with_subreg): Renamed to ...
4487 (dimode_scalar_chain::replace_with_subreg): This.
4488 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
4489 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
4490 (scalar_chain::make_vector_copies): Renamed to ...
4491 (dimode_scalar_chain::make_vector_copies): This.
4492 (scalar_chain::convert_reg): Renamed to ...
4493 (dimode_scalar_chain::convert_reg ): This.
4494 (scalar_chain::convert_op): Renamed to ...
4495 (dimode_scalar_chain::convert_op): This.
4496 (scalar_chain::convert_insn): Renamed to ...
4497 (dimode_scalar_chain::convert_insn): This.
4498 (scalar_chain::convert): Call convert_registers.
4499 (convert_scalars_to_vector): Change to scalar_chain pointer to
4500 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
4501 in 32-bit mode. Delete scalar_chain pointer. Call
4502 free_dominance_info in 64-bit mode.
4503 (pass_stv::gate): Remove TARGET_64BIT check.
4504 (ix86_option_override): Put the 64-bit STV pass before the CSE
4507 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
4509 * dwarf2out.h (struct dw_loc_descr_node): Remove the
4510 dw_loc_frame_offset field.
4511 * dwarf2out.c (new_loc_descr): Likewise.
4512 (resolve_args_picking_1): Turn the VISITED hash set into a
4513 FRAME_OFFSET hash map. Use it to associate a frame offset to
4514 visited nodes. Remove uses of the CHECKING_P macro.
4515 (resolve_args_picking): Update call to resolve_args_picking_1.
4517 2016-04-27 Martin Liska <mliska@suse.cz>
4519 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
4520 (free_loop_data): Release vuses of groups.
4522 2016-04-27 Bin Cheng <bin.cheng@arm.com>
4524 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
4525 instead of redundant use_id and boolean have_use_for.
4526 (struct iv_use): Change sub_id into group_id. Remove field next.
4527 Move fields: related_cands, n_map_members, cost_map and selected
4529 (struct iv_group): ... here. New structure.
4530 (struct iv_common_cand): Use structure declaration directly.
4531 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
4532 (MAX_CONSIDERED_USES): Rename macro to ...
4533 (MAX_CONSIDERED_GROUPS): ... here.
4534 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
4535 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
4536 (dump_uses): Rename to ...
4537 (dump_groups): ... here. Update all uses.
4538 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
4539 (find_induction_variables): Refactor format of dump information.
4540 (record_sub_use): Delete.
4541 (record_use): Update all uses.
4542 (record_group): New function.
4543 (record_group_use, find_interesting_uses_op): Call above functions.
4545 (find_interesting_uses_cond): Ditto.
4546 (group_compare_offset): New function.
4547 (split_all_small_groups): Rename to ...
4548 (split_small_address_groups_p): ... here. Update all uses.
4549 (split_address_groups): Update all uses.
4550 (find_interesting_uses): Refactor format of dump information.
4551 (add_candidate_1): Update all uses. Remove redundant check on iv,
4553 (add_candidate, record_common_cand): Remove redundant assert.
4554 (add_iv_candidate_for_biv): Update use.
4555 (add_iv_candidate_derived_from_uses): Update all uses.
4556 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
4557 (alloc_use_cost_map): Ditto.
4558 (set_use_iv_cost, get_use_iv_cost): Rename to ...
4559 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
4560 (determine_use_iv_cost_generic): Ditto.
4561 (determine_group_iv_cost_generic): Ditto.
4562 (determine_use_iv_cost_address): Ditto.
4563 (determine_group_iv_cost_address): Ditto.
4564 (determine_use_iv_cost_condition): Ditto.
4565 (determine_group_iv_cost_cond): Ditto.
4566 (determine_use_iv_cost): Ditto.
4567 (determine_group_iv_cost): Ditto.
4568 (set_autoinc_for_original_candidates): Update all uses.
4569 (find_iv_candidates): Update all uses. Refactor dump information.
4570 (determine_use_iv_costs): Ditto.
4571 (determine_iv_costs): Ditto.
4572 (iv_ca_cand_for_use): Rename to ...
4573 (iv_ca_cand_for_group): ... here. Update all uses.
4574 (iv_ca_add_use, iv_ca_add_group): Ditto.
4575 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
4576 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
4577 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
4578 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
4579 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
4580 (create_new_iv, adjust_iv_update_pos): Ditto.
4581 (rewrite_use_address): Delete.
4582 (rewrite_use_address_1): Rename to ...
4583 (rewrite_use_address): ... here.
4584 (rewrite_use_compare): Update all uses.
4585 (rewrite_use): Delete.
4586 (rewrite_uses): Rename to ...
4587 (rewrite_groups): ... here. Update all uses.
4588 (remove_unused_ivs, free_loop_data): Update all uses.
4589 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
4591 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4593 * rtlanal.c (nonzero_bits1): Convert preprocessor check
4594 for WORD_REGISTER_OPERATIONS to runtime check.
4596 2016-04-27 Richard Biener <rguenther@suse.de>
4599 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
4600 aggregate_value_p to determine if a function result is
4601 returned by reference.
4602 (ipa_pta_execute): Functions having their address taken are
4603 not automatically nonlocal.
4605 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4608 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
4609 * fold-const.c (operand_equal_p): If flag_checking and
4610 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
4611 and if it returns non-zero, assert iterative_hash_expr on both
4614 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4616 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
4618 2016-04-27 Nick Clifton <nickc@redhat.com>
4621 * varasm.c (merge_weak): Generate an error if an attempt is made
4622 to convert a non-weak static function into a weak, public function.
4624 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4626 * params.def (MAX_PARTITION_SIZE): New param.
4627 * doc/invoke.texi: Document lto-max-partition.
4629 2016-04-27 Richard Biener <rguenther@suse.de>
4632 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
4633 function cummulating used_from_other_partition, externally_visible
4634 and force_output from aliases.
4635 (refered_from_nonlocal_var): Likewise.
4636 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
4637 node flags properly.
4639 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4641 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
4642 (-Wmemset-elt-size): New item.
4644 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
4647 * stor-layout.h (internal_reference_types): Delete.
4648 * stor-layout.c (reference_types_internal): Likewise.
4649 (internal_reference_types): Likewise.
4650 (layout_type) <REFERENCE_TYPE>: Adjust.
4652 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4655 * tree.h (inchash::add_expr): Add FLAGS argument.
4656 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
4657 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
4658 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
4659 Formatting fix. Adjust recursive calls. For tcc_comparison,
4660 if swap_tree_comparison (code) is smaller than code, hash that
4661 and arguments in the other order. Hash CONVERT_EXPR the same
4662 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
4663 of ADDR_EXPR of decl as the decl itself. Add or remove
4664 OEP_ADDRESS_OF from recursive flags as needed. For
4665 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
4666 operands commutatively and only the third one normally.
4667 For internal CALL_EXPR hash in CALL_EXPR_IFN.
4669 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
4671 * config/rtems.h (LIB_SPEC): Add -latomic.
4673 2016-04-27 Joel Sherrill <joel@rtems.org>
4675 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
4676 xilink.ld and flags not relevant to RTEMS.
4678 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
4680 * toplev.c (backend_init_target): Avoid calling init_reload when using
4683 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4685 * reorg.c (try_merge_delay_insns): Declare i and j inside the
4686 for loops rather than one for the whole function.
4688 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4690 * match.pd (X + CST CMP X): New transformation.
4692 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4694 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
4695 * fold-const.c (fold_binary_loc): Remove 2 transformations
4696 superseded by match.pd.
4697 * match.pd (x+x -> x*2): Generalize to integers.
4699 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
4701 * config/i386/i386.md (operation on memory peephole): Duplicate an
4702 existing peephole and adapt it to match lea rather than an operation
4705 PR rtl-optimization/57193
4706 * opts.c (default_options_table): Add OPT_frename_registers at -O2
4708 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
4710 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4712 * tree-if-conv.c (any_pred_load_store): New static variable.
4713 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
4714 any_pred_load_store instead of and_mask_load_store.
4715 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
4716 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
4717 (combine_blocks, tree_if_conversion): Ditto.
4719 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4721 PR tree-optimization/70771
4722 PR tree-optimization/70775
4723 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
4724 virtual PHI nodes. Delete parameter.
4725 (if_convertible_loop_p_1): Delete argument to above function.
4726 (predicate_all_scalar_phis): Delete code handling single-argument
4728 (tree_if_conversion): Mark and update virtual SSA.
4730 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4733 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
4734 (x86_elf_aligned_common): Rename to ...
4735 (x86_elf_aligned_decl_common): ... this.
4736 Add decl arg. Switch to .lbss for largecomm object. Use
4737 LARGECOMM_SECTION_ASM_OP.
4738 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
4740 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
4741 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
4743 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4744 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
4746 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4749 * config/i386/i386.c (SECTION_LARGE): Define.
4750 (x86_64_elf_select_section): Set it for large data/bss sections.
4751 Only clear SECTION_WRITE for .lrodata.
4752 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
4754 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
4755 * varasm.c (default_elf_asm_named_section): Grow flagchars.
4756 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
4758 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
4759 * doc/tm.texi: Regenerate.
4761 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4764 * configure.ac (--enable-checking): Document extra flag, for
4765 non-release builds default to --enable-checking=yes,extra.
4766 If misc checking and extra checking, define CHECKING_P to 2 instead
4768 * common.opt (fchecking=): Add.
4769 * doc/invoke.texi (-fchecking=): Document.
4770 * doc/install.texi: Document --enable-checking changes.
4771 * configure: Regenerated.
4772 * config.in: Regenerated.
4774 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4776 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
4777 attribute instead of which_alternative.
4778 * config/i386/sse.md (*mov<mode>_internal): Ditto.
4779 Use EXT_REX_SSE_REG_P where appropriate.
4781 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4783 * config/i386/predicates.md (const0_operand): Do not match
4784 const_wide_int code.
4785 (const1_operand): Ditto.
4787 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4789 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
4790 for SSE constm1 operands and TARGET_AVX512VL.
4791 (*movti_internal): Ditto.
4792 (*mov<mode>_or): Use constm1_operand predicate.
4793 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
4794 for SSE vector_all_ones operands and TARGET_AVX512VL.
4795 * config/i386/predicates.md (constm1_operand): New predicate.
4796 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
4797 emission of constant -1 load.
4799 2016-04-25 Jason Merrill <jason@redhat.com>
4801 * gdbinit.in: Skip is-a.h.
4803 * attribs.c (register_scoped_attributes): Fix logic.
4804 * attribs.h: Declare register_scoped_attributes.
4806 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4808 * config/rs6000/rs6000-builtin.def: Correct pasto error for
4809 stxvd2x and stxvw4x built-in functions.
4811 2016-04-25 DJ Delorie <dj@redhat.com>
4813 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
4814 (ashrhi3): Likewise.
4815 (lshrhi3): Likewise.
4817 2016-04-25 Richard Biener <rguenther@suse.de>
4819 PR tree-optimization/70780
4820 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
4822 (compute_antic): Mark blocks with abnormal preds as visited as
4823 they have a final empty antic-in solution already.
4825 2016-04-25 Michael Collison <michael.collison@linaro.org>
4827 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
4829 2016-04-25 Michael Collison <michael.collison@linaro.org>
4831 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
4832 mode is VQI to improve mixed mode vectorization.
4833 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
4834 define_insn to match low half of signed vaddw.
4835 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
4836 define_insn to match high half of signed vaddw.
4837 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
4838 define_insn to match low half of unsigned vaddw.
4839 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
4840 define_insn to match high half of unsigned vaddw.
4841 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
4842 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4843 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
4845 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4846 * config/arm/predicates.md (vect_par_constant_high): Support
4847 big endian and simplify by calling
4848 arm_simd_check_vect_par_cnst_half
4849 (vect_par_constant_low): Likewise.
4851 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4853 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
4854 predicate for operand 2.
4856 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
4857 H.J. Lu <hongjiu.lu@intel.com>
4859 * config/i386/i386-protos.h (standard_sse_constant_p): Add
4860 machine_mode argument.
4861 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
4862 constm1_rtx operands. For VOIDmode constants, get mode from
4863 pred_mode. Check mode size if the mode is supported by ABI.
4864 (standard_sse_constant_opcode): Do not use standard_constant_p.
4865 Strictly check ABI support for all-ones operands.
4866 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
4867 immediates. Update calls to standard_sse_constant_p.
4868 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
4869 (ix86_rtx_costs): Ditto.
4870 * config/i386/i386.md (*movxi_internal_avx512f): Use
4871 nonimmediate_or_sse_const_operand instead of vector_move_operand.
4872 Use (v,BC) alternative instead of (v,C). Use register_operand
4873 checks instead of MEM_P.
4874 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
4875 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
4876 isa attribute. Use register_operand checks instead of MEM_P.
4877 (*movti_internal): Use nonimmediate_or_sse_const_operand for
4878 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
4879 alternative and corresponding sse2 isa attribute.
4880 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
4881 to standard_sse_constant_p.
4882 (FP constant splitters): Ditto.
4883 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
4885 * config/i386/predicates.md (constm1_operand): Remove.
4886 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
4887 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
4888 vector_all_ones_operand instead of constm1_operand.
4890 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4892 * print-rtl.c (print_rtx_insn_vec): New function.
4893 * print-rtl.h: New prototype.
4894 * store-motion.c (struct st_expr): Make avail_stores a vector.
4895 (st_expr_entry): Adjust.
4896 (free_st_expr_entry): Likewise.
4897 (print_store_motion_mems): Likewise.
4898 (find_moveable_store): Likewise.
4899 (compute_store_table): Likewise.
4900 (delete_store): Likewise.
4901 (build_store_vectors): Likewise.
4903 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4905 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
4907 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4909 * vec.h (vec_safe_contains): New function.
4910 (vec::contains): Likewise.
4911 (vec::begin): Likewise.
4912 (vec::end): Likewise.
4914 2016-04-23 Jakub Jelinek <jakub@redhat.com>
4917 * cfgexpand.c (expand_stack_vars): Fix typo.
4919 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4921 * system.h (list, map, set, vector): Include conditionally.
4922 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
4923 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
4924 * ipa-icf.c (INCLUDE_LIST): Define.
4925 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
4926 * config/sh/sh.c (INCLUDE_VECTOR): Define.
4927 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
4928 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
4929 * cp/logic.cc (INCLUDE_LIST): Define.
4930 * fortran/trans-common.c (INCLUDE_MAP): Define.
4932 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4934 * auto-profile.c: Remove <string.h> include.
4935 * ipa-icf-gimple.c: Remove <list> include.
4936 * diagnostic.c: Remove <new> include.
4937 * genmatch.c: Likewise.
4938 * pretty-print.c: Likewise.
4939 * toplev.c: Likewise
4940 * c/c-objc-common.c: Likewise.
4941 * cp/error.c: Likewise.
4942 * fortran/error.c: Likewise.
4944 2016-04-22 Richard Biener <rguenther@suse.de>
4946 * lto-streamer-in.c (input_ssa_names): Do not allocate
4947 GIMPLE_NOP for all SSA names.
4948 * lto-streamer-out.c (output_ssa_names): Do not output
4949 SSA names that should have been released.
4951 2016-04-22 Richard Biener <rguenther@suse.de>
4953 PR tree-optimization/70740
4954 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
4957 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
4960 * config/i386/predicates.md (call_insn_operand): Replace
4961 sibcall_memory_operand with memory_operand.
4963 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
4965 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
4966 has_single_use() tests.
4967 (register_edge_assert_for_1): Likewise.
4968 (find_assert_locations_1): Check the liveness bitmap instead of
4969 checking has_single_use().
4971 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
4974 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
4975 Extract AVX-512BW constraint from AVX.
4977 2016-04-21 Richard Biener <rguenther@suse.de>
4979 PR tree-optimization/70725
4980 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
4981 for phi_convertible_by_degenerating_args.
4982 (predicate_all_scalar_phis): Handle single-argument PHIs.
4984 2016-04-21 Richard Biener <rguenther@suse.de>
4987 * fold-const.c (fold_comparison): Return properly typed
4990 2016-04-21 Bin Cheng <bin.cheng@arm.com>
4992 PR tree-optimization/70715
4993 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
4994 after expanding BASE using expand_simple_operations.
4996 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4998 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
4999 New transformations.
5001 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5003 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5005 2016-04-20 Jan Hubicka <jh@suse.cz>
5007 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5008 ultiimate_alias_target.
5009 (update_callee_keys): Likewise.
5010 (lookup_recursive_calls): Likewise.
5011 (speculation_useful_p): Likewise.
5013 2016-04-20 Jan Hubicka <jh@suse.cz>
5016 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5017 (set_nothrow_flag_1): ... this; handle interposition correctly;
5018 recurse on aliases and thunks.
5019 (cgraph_node::set_nothrow_flag): New.
5020 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5021 functions compiled with non-call exceptions that binds to current
5023 (propagate_nothrow): Be safe WRT interposition.
5024 * cgraph.h (set_nothrow_flag): Update prototype.
5026 2016-04-18 Jan Hubicka <jh@suse.cz>
5028 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5029 max_loop_iterations_int.
5030 (tree_unswitch_outer_loop): Likewise.
5032 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5034 PR tree-optimization/69489
5035 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5036 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5037 Revise dump message.
5038 (if_convertible_bb_p): Remove check on edge count of basic block's
5041 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5043 PR tree-optimization/56625
5044 PR tree-optimization/69489
5045 * tree-data-ref.h (DR_INNERMOST): New macro.
5046 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5047 hashing struct innermost_loop_behavior.
5048 (ref_DR_map): Remove.
5049 (innermost_DR_map): New map.
5050 (baseref_DR_map): Revise comment.
5051 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5052 to innermost_DR_map accroding to its innermost loop behavior.
5053 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5054 to its innermost loop behavior.
5055 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5056 Add initialization for innermost_DR_map. Record memory reference
5057 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5058 have innermost loop behavior.
5059 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5062 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5064 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5065 *lea_general_1. Use explicit SWI12 mode interator.
5066 (*lea<mode>_general_2): Rename from *lea_general_2.
5067 Use explicit SWI12 mode interator.
5068 (*lea<mode>_general_3): Rename from *lea_general_3.
5069 Use explicit SWI12 mode interator.
5070 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5071 Use explicit SWI12 mode interator.
5072 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5073 Use explicit SWI48 mode interator.
5075 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5077 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5078 Short-cut unaligned load and store cases. Handle all integer
5080 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5081 and store cases. Call ix86_avx256_split_vector_move_misalign
5082 directly without checking mode class.
5084 2016-04-20 Andrew Pinski <apinski@cavium.com>
5085 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5088 * config/aarch64/aarch64.md (sibcall): Force call
5089 address to be DImode for ILP32.
5090 (sibcall_value): Likewise.
5092 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5094 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5096 2016-04-20 Richard Biener <rguenther@suse.de>
5098 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5099 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5100 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5101 (maybe_push_res_to_seq): Adjust.
5102 * gimple-fold.c (maybe_build_generic_op): Likewise.
5104 2016-04-20 Marek Polacek <polacek@redhat.com>
5106 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5109 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5111 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5112 use kmovw to support AVX512F target.
5114 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5116 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5118 2016-04-20 Marek Polacek <polacek@redhat.com>
5120 PR tree-optimization/70725
5121 * tree-if-conv.c (is_false_predicate): New function.
5122 (predicate_mem_writes): Use it.
5124 2016-04-20 Richard Biener <rguenther@suse.de>
5126 PR tree-optimization/70726
5127 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5128 shift amounts from a pattern stmt operand.
5130 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5133 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5134 stack_restore_from_fpr pattern when restoring r15.
5135 (s390_optimize_prologue): Strip away the memory barrier in the
5136 parallel when trying to get rid of restore insns.
5137 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5138 definition for loading the stack pointer from an FPR. Compared to
5139 the normal move insn this pattern includes a full memory barrier.
5141 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5144 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5145 implicitly linear or lastprivate iterator on the outer context.
5147 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5149 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5151 * config/i386/i386.md (ssememalign): Removed.
5152 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5154 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5157 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5158 const short * to __builtin_ia32_loaddquhi512_mask.
5159 (_mm512_maskz_loadu_epi16): Likewise.
5160 (_mm512_mask_storeu_epi16): Pass short * to
5161 __builtin_ia32_storedquhi512_mask.
5162 (_mm512_mask_loadu_epi8): Pass const char * to
5163 __builtin_ia32_loaddquqi512_mask.
5164 (_mm512_maskz_loadu_epi8): Likewise.
5165 (_mm512_mask_storeu_epi8): Pass char * to
5166 __builtin_ia32_storedquqi512_mask.
5167 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5168 const double * to __builtin_ia32_loadupd512_mask.
5169 (_mm512_mask_loadu_pd): Likewise.
5170 (_mm512_maskz_loadu_pd): Likewise.
5171 (_mm512_storeu_pd): Pass double * to
5172 __builtin_ia32_storeupd512_mask.
5173 (_mm512_mask_storeu_pd): Likewise.
5174 (_mm512_loadu_ps): Pass const float * to
5175 __builtin_ia32_loadups512_mask.
5176 (_mm512_mask_loadu_ps): Likewise.
5177 (_mm512_maskz_loadu_ps): Likewise.
5178 (_mm512_storeu_ps): Pass float * to
5179 __builtin_ia32_storeups512_mask.
5180 (_mm512_mask_storeu_ps): Likewise.
5181 (_mm512_mask_loadu_epi64): Pass const long long * to
5182 __builtin_ia32_loaddqudi512_mask.
5183 (_mm512_maskz_loadu_epi64): Likewise.
5184 (_mm512_mask_storeu_epi64): Pass long long *
5185 to __builtin_ia32_storedqudi512_mask.
5186 (_mm512_loadu_si512): Pass const int * to
5187 __builtin_ia32_loaddqusi512_mask.
5188 (_mm512_mask_loadu_epi32): Likewise.
5189 (_mm512_maskz_loadu_epi32): Likewise.
5190 (_mm512_storeu_si512): Pass int * to
5191 __builtin_ia32_storedqusi512_mask.
5192 (_mm512_mask_storeu_epi32): Likewise.
5193 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5194 char * to __builtin_ia32_storedquqi256_mask.
5195 (_mm_mask_storeu_epi8): Likewise.
5196 (_mm256_mask_loadu_epi16): Pass const short * to
5197 __builtin_ia32_loaddquhi256_mask.
5198 (_mm256_maskz_loadu_epi16): Likewise.
5199 (_mm_mask_loadu_epi16): Pass const short * to
5200 __builtin_ia32_loaddquhi128_mask.
5201 (_mm_maskz_loadu_epi16): Likewise.
5202 (_mm256_mask_loadu_epi8): Pass const char * to
5203 __builtin_ia32_loaddquqi256_mask.
5204 (_mm256_maskz_loadu_epi8): Likewise.
5205 (_mm_mask_loadu_epi8): Pass const char * to
5206 __builtin_ia32_loaddquqi128_mask.
5207 (_mm_maskz_loadu_epi8): Likewise.
5208 (_mm256_mask_storeu_epi16): Pass short * to.
5209 __builtin_ia32_storedquhi256_mask.
5210 (_mm_mask_storeu_epi16): Pass short * to.
5211 __builtin_ia32_storedquhi128_mask.
5212 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5213 const double * to __builtin_ia32_loadupd256_mask.
5214 (_mm256_maskz_loadu_pd): Likewise.
5215 (_mm_mask_loadu_pd): Pass onst double * to
5216 __builtin_ia32_loadupd128_mask.
5217 (_mm_maskz_loadu_pd): Likewise.
5218 (_mm256_mask_storeu_pd): Pass double * to
5219 __builtin_ia32_storeupd256_mask.
5220 (_mm_mask_storeu_pd): Pass double * to
5221 __builtin_ia32_storeupd128_mask.
5222 (_mm256_mask_loadu_ps): Pass const float * to
5223 __builtin_ia32_loadups256_mask.
5224 (_mm256_maskz_loadu_ps): Likewise.
5225 (_mm_mask_loadu_ps): Pass const float * to
5226 __builtin_ia32_loadups128_mask.
5227 (_mm_maskz_loadu_ps): Likewise.
5228 (_mm256_mask_storeu_ps): Pass float * to
5229 __builtin_ia32_storeups256_mask.
5230 (_mm_mask_storeu_ps): ass float * to
5231 __builtin_ia32_storeups128_mask.
5232 (_mm256_mask_loadu_epi64): Pass const long long * to
5233 __builtin_ia32_loaddqudi256_mask.
5234 (_mm256_maskz_loadu_epi64): Likewise.
5235 (_mm_mask_loadu_epi64): Pass const long long * to
5236 __builtin_ia32_loaddqudi128_mask.
5237 (_mm_maskz_loadu_epi64): Likewise.
5238 (_mm256_mask_storeu_epi64): Pass long long * to
5239 __builtin_ia32_storedqudi256_mask.
5240 (_mm_mask_storeu_epi64): Pass long long * to
5241 __builtin_ia32_storedqudi128_mask.
5242 (_mm256_mask_loadu_epi32): Pass const int * to
5243 __builtin_ia32_loaddqusi256_mask.
5244 (_mm256_maskz_loadu_epi32): Likewise.
5245 (_mm_mask_loadu_epi32): Pass const int * to
5246 __builtin_ia32_loaddqusi128_mask.
5247 (_mm_maskz_loadu_epi32): Likewise.
5248 (_mm256_mask_storeu_epi32): Pass int * to
5249 __builtin_ia32_storedqusi256_mask.
5250 (_mm_mask_storeu_epi32): Pass int * to
5251 __builtin_ia32_storedqusi128_mask.
5252 * config/i386/i386-builtin-types.def (PCSHORT): New.
5254 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5255 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5256 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5257 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5258 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5259 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5260 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5261 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5262 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5263 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5264 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5265 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5266 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5267 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5268 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5269 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5270 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5271 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5272 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5273 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5274 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5275 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5276 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5277 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5278 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5279 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5280 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5281 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5282 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5283 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5284 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5285 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5286 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5287 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5288 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5289 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5290 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5291 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5292 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5293 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5294 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5295 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5296 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5297 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5298 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5299 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5300 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5301 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5302 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5304 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5305 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5307 (ix86_expand_vector_move_misalign): Likewise.
5308 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5309 to scalar function prototype for unaligned load/store builtins.
5310 (ix86_expand_special_args_builtin): Updated.
5311 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5312 (UNSPEC_STOREU): Likewise.
5313 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5314 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5315 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5316 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5317 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5318 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5319 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5320 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5321 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5322 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5323 (<avx512>_storedqu<mode>_mask): Likewise.
5324 (*sse4_2_pcmpestr_unaligned): Likewise.
5325 (*sse4_2_pcmpistr_unaligned): Likewise.
5326 (*mov<mode>_internal): Renamed to ...
5327 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5328 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5329 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5330 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5332 2016-04-19 Richard Biener <rguenther@suse.de>
5334 PR tree-optimization/70171
5335 * tree-ssa-phiprop.c: Include stor-layout.h.
5336 (phiprop_insert_phi): Handle the aggregate copy case.
5337 (propagate_with_phi): Likewise.
5339 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5341 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5342 instead of simplify_gen_subreg (... , 0).
5343 (ix86_delegitimize_address): Ditto.
5344 (ix86_split_divmod): Ditto.
5345 (ix86_split_copysign_const): Ditto.
5346 (ix86_split_copysign_var): Ditto.
5347 (ix86_expand_args_builtin): Ditto.
5348 (ix86_expand_round_builtin): Ditto.
5349 (ix86_expand_special_args_builtin): Ditto.
5350 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5351 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5352 (udivmodqi4): Ditto.
5353 (absneg splitters): Ditto.
5354 (*jcc_bt<mode>_1): Ditto.
5356 2016-04-19 Richard Biener <rguenther@suse.de>
5358 PR tree-optimization/70724
5359 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5360 restoring out from ...
5361 (free_scc_vn): ... here.
5362 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5363 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
5365 (pass_fre::execute): Restore SSA info.
5367 2016-04-19 Richard Biener <rguenther@suse.de>
5369 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
5370 * gimple-walk.c (walk_gimple_op): Initialize it.
5371 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
5372 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
5373 remapping SSA names of defs.
5374 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
5377 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
5380 * lra-constraints.c (equiv_substition_p): New.
5381 (process_alt_operands): Use it.
5382 (swap_operands): Swap it.
5383 (curr_insn_transform): Update it.
5385 2016-04-18 Michael Matz <matz@suse.de>
5387 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
5388 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5389 * tree-core.h (tree_type_common.align): Use bit-field.
5390 (tree_type_common.spare): New.
5391 (tree_decl_common.off_align): Make smaller.
5392 (tree_decl_common.align): Use bit-field.
5394 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
5395 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
5396 (scan_sharing_clauses): Ditto.
5397 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5398 (omp_finish_file): Ditto.
5399 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
5400 (layout_decl): Ditto.
5401 (relayout_decl): Ditto.
5402 (finalize_record_size): Use SET_TYPE_ALIGN.
5403 (finalize_type_size): Ditto.
5404 (finish_builtin_struct): Ditto.
5405 (layout_type): Ditto.
5406 (initialize_sizetypes): Ditto.
5407 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
5408 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
5409 (lookup_field_for_decl): Use SET_DECL_ALIGN.
5410 (get_chain_field): Ditto.
5411 (get_trampoline_type): Ditto.
5412 (get_nl_goto_field): Ditto.
5413 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
5415 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
5416 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
5417 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5418 (build_qualified_type): Use SET_TYPE_ALIGN.
5419 (build_aligned_type, build_range_type_1): Ditto.
5420 (build_atomic_base): Ditto.
5421 (build_common_tree_nodes): Ditto.
5422 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
5423 (expand_one_stack_var_at): Ditto.
5424 * coverage.c (build_var): Use SET_DECL_ALIGN.
5425 * except.c (init_eh): Ditto.
5426 * function.c (assign_parm_setup_block): Ditto.
5427 * symtab.c (increase_alignment_1): Ditto.
5428 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
5429 * tree-vect-stmts.c (ensure_base_align): Ditto.
5430 * varasm.c (align_variable): Ditto.
5431 (assemble_variable): Ditto.
5432 (build_constant_desc): Ditto.
5433 (output_constant_def_contents): Ditto.
5435 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
5436 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
5437 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
5438 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
5439 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
5441 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
5444 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
5445 replace %vmovsd with "%vmovq".
5446 (vec_concatv2df): Likewise.
5448 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
5450 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
5451 (*vec_extractv2si_0): Ditto.
5452 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
5453 (zero_extended_scalar_load_operand splitters): Ditto.
5454 (vec_extract splitters): Ditto.
5455 (*vec_extractv4si_0_zext): Ditto.
5456 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5458 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5459 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5460 (*sse4_1_extractps): Use lowpart_subreg.
5461 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5463 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5465 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
5467 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
5468 Mention Solaris 11 packaging changes.
5469 Update gas and gld requirements.
5470 Remove reference to pre-Solaris 10 bug.
5471 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
5473 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
5476 2016-04-17 Jan Hubicka <jh@suse.cz>
5478 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
5479 max_loop_iterations_int.
5481 2016-04-18 Richard Biener <rguenther@suse.de>
5483 PR tree-optimization/43434
5484 * tree-ssa-structalias.c (struct vls_data): New.
5485 (visit_loadstore): Handle all pointer-based accesses.
5486 (compute_dependence_clique): Compute a bitmap of restrict tags
5487 assigned bases and pass it to visit_loadstore.
5489 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
5492 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
5493 armv8.1-a and armv8.1-a+crc.
5495 2016-04-18 Richard Biener <rguenther@suse.de>
5497 PR tree-optimization/70701
5498 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
5499 references after translating through a memcpy.
5501 2016-04-18 Richard Biener <rguenther@suse.de>
5503 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
5504 (compute_antic): ... here. For partial antic use regular
5505 postorder and scrap iteration.
5506 (compute_partial_antic_aux): Remove unused return value.
5507 (init_pre): Do not allocate postorder.
5508 (fini_pre): Do not free postorder.
5510 2016-04-18 Richard Biener <rguenther@suse.de>
5513 * expmed.c (extract_bit_field_1): Remove broken case
5514 using a wider MODE_INT mode.
5516 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
5518 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
5519 unless compiling with at least GCC-4.8.
5521 2016-04-17 Jan Hubicka <jh@suse.cz>
5524 * graphite.c (graphite_finalize): Update call to
5525 tree_estimate_probability.
5526 * predict.h (tree_estimate_probability): Update prototype.
5528 2016-04-17 Jan Hubicka <jh@suse.cz>
5530 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
5531 (tree_estimate_probability): Likewise.
5532 (pass_profile::execute): Update.
5533 (report_predictor_hitrates): New function.
5534 * profile.c (compute_branch_probabilities): Use it.
5535 * predict.h (report_predictor_hitrates): Declare.
5537 2016-04-17 Jan Hubicka <jh@suse.cz>
5540 * cgraph.h (cgraph_node::set_const_flag,
5541 cgraph_node::set_pure_flag): Update prototype to return bool;
5543 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
5544 of interposable symbol are interposable, too.
5545 (cgraph_set_const_flag_1): Rename to ...
5546 (set_const_flag_1): ... this one; change to self recursive function
5547 instead of call_for_symbol_thunks_and_aliases. Handle correctly
5548 clearnig the flag in all variants and also virtual thunks of const
5549 functions are pure; track if any change was done.
5550 (cgraph_node::set_const_flag): Update.
5551 (struct set_pure_flag_info): New struct.
5552 (cgraph_set_pure_flag_1): Rename to ...
5553 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
5554 rather than pointer encoded flags; track if any changes was done;
5555 handle correctly clearning flag and setting flag of aliases already
5557 (cgraph_node::set_pure_flag): Update.
5558 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
5560 2016-04-17 Tom de Vries <tom@codesourcery.com>
5563 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
5566 2016-04-17 Tom de Vries <tom@codesourcery.com>
5568 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
5569 '{}<> ' as escape-for-record.
5571 2016-04-17 Tom de Vries <tom@codesourcery.com>
5573 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
5576 2016-04-17 Tom de Vries <tom@codesourcery.com>
5579 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
5580 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
5581 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
5582 * passes.c (finish_optimization_passes): Only call
5583 finish_graph_dump_file if dfi->graph_dump_initialized.
5584 (execute_function_dump, pass_init_dump_file): Use
5585 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
5587 2016-04-17 Tom de Vries <tom@codesourcery.com>
5589 PR tree-optimization/70256
5590 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
5591 (debug_varmap): New function.
5593 2016-04-17 Tom de Vries <tom@codesourcery.com>
5596 * passes.c (pass_manager::register_pass): Propagate pflags.
5598 2016-04-17 Tom de Vries <tom@codesourcery.com>
5601 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
5602 * passes.c (pass_manager::pass_manager): Declare and init p_start in
5603 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
5604 check if it's equal to p_start.
5605 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
5607 2016-04-15 Jan Hubicka <jh@suse.cz>
5610 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
5611 function does not bind to current def.
5612 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
5613 handle conservatively calls to functions that does not need to bind
5615 (check_call): Update call of worse_state.
5616 (ignore_edge_for_nothrow): Update.
5617 (ignore_edge_for_pure_const): Likewise.
5618 (propagate_pure_const): Update calls to worse_state.
5619 (skip_function_for_local_pure_const): Reformat comments.
5621 2016-04-15 Jan Hubicka <jh@suse.cz>
5624 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
5625 (cgraph_node::function_symbol): Likewise.
5626 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5627 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
5628 (symtab_node::ultimate_alias_target): Add REF parameter.
5629 (symtab_node::binds_to_current_def_p): Declare.
5630 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
5631 (cgraph_node::function_symbol): Likewise.
5632 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5633 (cgraph_node::get_availability): Likewise.
5634 (cgraph_edge::binds_to_current_def_p): New inline function.
5635 (varpool_node::get_availability): Add REF parameter.
5636 (varpool_node::ultimate_alias_target): Likewise.
5637 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
5638 (symtab_node::binds_to_current_def_p): Likewise.
5639 * varpool.c (varpool_node::get_availability): Likewise.
5641 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5644 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
5645 Fix mode size check.
5647 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5649 * BASE-VER: Set to 7.0.0.
5651 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
5653 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
5655 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5657 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
5658 architecture revisions.
5660 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
5662 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
5663 * config/i386/i386.c (ix86_using_red_zone): No longer static.
5664 * config/i386/i386.md (stack decrement to push peepholes): Guard
5665 with !x86_using_red_zone ().
5667 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5670 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
5671 to dump_generic_node.
5672 (NIY): Pass also flags to do_niy.
5674 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
5676 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
5677 (simd_clone_vector_of_formal_parm_types)
5678 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
5679 (simd_clone_mangle, simd_clone_create)
5680 (simd_clone_adjust_return_type, create_tmp_simd_array)
5681 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
5682 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
5683 (ipa_simd_modify_function_body, simd_clone_linear_addend)
5684 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
5685 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
5686 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
5687 * omp-simd-clone.c: ... this new file.
5688 (simd_clone_vector_of_formal_parm_types): Make it static.
5689 * Makefile.in (OBJS): Add omp-simd-clone.o.
5691 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5694 * config/i386/sse.md: Use proper memory operand modifiers.
5697 2016-04-15 Richard Biener <rguenther@suse.de>
5698 Alan Modra <amodra@gmail.com>
5700 PR tree-optimization/70130
5701 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
5702 when alignment stays not the same and no not use the realign
5705 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5708 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5709 direct move handlers for KFmode. Change TFmode handlers test from
5710 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
5712 2016-04-14 Jakub Jelinek <jakub@redhat.com>
5715 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
5716 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
5717 (inlined_polymorphic_ctor_dtor_block_p): Use it.
5718 * tree-ssa-live.c (remove_unused_scope_block_p): When
5719 in_ctor_dtor_block, avoid discarding not just BLOCKs with
5720 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
5721 block_ultimate_origin is FUNCTION_DECL.
5722 (remove_unused_locals): If current_function_decl is
5723 polymorphic_ctor_dtor_p, pass initial true to
5724 remove_unused_scope_block_p' is_ctor_dtor_block.
5726 2016-04-14 Martin Sebor <msebor@redhat.com>
5731 * doc/extend.texi (Variable Length): Revert.
5733 2016-04-14 Marek Polacek <polacek@redhat.com>
5734 Jan Hubicka <hubicka@ucw.cz>
5737 * tree.c (verify_type): Disable the canonical type of main variant
5740 2016-04-14 Jason Merrill <jason@redhat.com>
5742 * cfgexpand.c, expr.c: Revert previous change.
5744 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
5747 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
5748 when building a mem ref for the incoming reduction variable.
5750 2016-04-14 Richard Biener <rguenther@suse.de>
5752 PR tree-optimization/70614
5753 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
5754 loop if the evolution dropped to chrec_dont_know.
5755 (interpret_condition_phi): Likewise.
5757 2016-04-14 Richard Biener <rguenther@suse.de>
5759 PR tree-optimization/70623
5760 * tree-ssa-pre.c (changed_blocks): Make global ...
5761 (compute_antic): ... local here. Move and fix worklist
5762 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
5763 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
5764 worklist handling, dump when ANTIC_IN changed.
5765 (compute_partial_antic_aux): Remove worklist handling.
5766 (init_pre): Do not compute post dominators. Add a comment about
5767 the CFG order chosen.
5768 (fini_pre): Do not free post dominators.
5770 2016-04-13 Martin Sebor <msebor@redhat.com>
5775 * doc/extend.texi (Variable Length): Document C++ specifics.
5777 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5780 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
5781 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
5782 eh edges have been purged.
5785 * tree-sra.c (create_access_replacement,
5786 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
5788 * tree-pretty-print.c (dump_fancy_name): New function.
5789 (dump_decl_name, dump_generic_node): Use it.
5791 2016-04-13 Jason Merrill <jason@redhat.com>
5793 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
5794 * expr.c (expand_expr_real_1): Likewise.
5796 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
5798 * config/i386/i386.md (kunpckhi): Swap operands.
5799 (kunpcksi): Likewise.
5800 (kunpckdi): Likewise.
5801 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
5802 (vec_pack_trunc_<mode>): Likewise.
5804 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5807 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
5810 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
5811 gimplification turns some element into non-constant.
5814 * rtl.h (convert_memory_address_addr_space_1): New prototype.
5815 * explow.c (convert_memory_address_addr_space_1): No longer static,
5816 add NO_EMIT argument and don't call convert_modes if true, pass
5817 it down recursively, remove break after return.
5818 (convert_memory_address_addr_space): Adjust caller.
5819 * simplify-rtx.c (simplify_unary_operation_1): Call
5820 convert_memory_address_addr_space_1 instead of convert_memory_address,
5821 if it returns NULL, don't simplify.
5823 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
5826 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
5828 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5830 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5831 Bump the upper SIMDLEN limits, so that if the return type or
5832 characteristic type if the return type is void can be passed in
5833 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
5836 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5839 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
5840 Do not use "=" constraint on an input constraint.
5841 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5842 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5843 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
5844 generates (neg (abs ...)) instead of (abs ...).
5846 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5848 PR rtl-optimization/70596
5849 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
5850 just invalidate LRA data and reset them. Adjust dump wording.
5852 2016-04-12 Martin Liska <mliska@suse.cz>
5855 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5857 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5859 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5860 max_loop_iterations_int.
5861 (tree_unswitch_outer_loop): Likewise.
5862 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5863 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5865 2016-04-12 Tom de Vries <tom@codesourcery.com>
5867 PR tree-optimization/68756
5868 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
5869 instead of new_name.
5871 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5873 PR tree-optimization/70602
5874 * tree-sra.c (generate_subtree_copies): Don't write anything into
5875 constant pool decls.
5877 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
5878 regardless whether there are depend clauses or not.
5880 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5883 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
5884 target attribute and pragma from changing the -mfloat128
5885 and -mfloat128-hardware options.
5887 * doc/extend.texi (Additional Floating Types): Document PowerPC
5888 __float128 restrictions.
5890 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5893 * config/aarch64/driver-aarch64.c
5894 (aarch64_get_extension_string_for_isa_flags): New.
5895 (arch_extension): Rename to...
5896 (aarch64_arch_extension): ...This.
5897 (ext_to_feat_string): Rename to...
5898 (aarch64_extensions): ...This.
5899 (aarch64_core_data): Keep track of architecture extension flags.
5900 (cpu_data): Rename to...
5901 (aarch64_cpu_data): ...This.
5902 (aarch64_arch_driver_info): Keep track of architecture extension
5904 (get_arch_name_from_id): Rename to...
5905 (get_arch_from_id): ...This, change return type.
5906 (host_detect_local_cpu): Update and reformat for renames, handle
5907 extensions through common infrastructure.
5909 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5912 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
5913 track of a canonical flag name.
5914 (all_extensions): Likewise.
5915 (arch_to_arch_name): Also track extension flags enabled by the arch.
5916 (all_architectures): Likewise.
5917 (aarch64_parse_extension): Move to here.
5918 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
5920 (aarch64_rewrite_selected_cpu): Update for above change.
5921 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
5922 are handled, such that the single explicit value enabled by an
5923 extension is kept seperate from the implicit values it also enables.
5924 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
5926 (aarch64_parse_extension): New.
5927 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
5928 here to config/aarch64/aarch64-protos.h.
5929 (aarch64_parse_extension): Move from here to
5930 common/config/aarch64/aarch64-common.c.
5931 (aarch64_option_print): Update.
5932 (aarch64_declare_function_name): Likewise.
5933 (aarch64_start_file): Likewise.
5934 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
5935 the canonical flag for extensions.
5936 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
5939 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5941 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
5944 2016-04-09 Tom de Vries <tom@codesourcery.com>
5946 PR tree-optimization/68953
5947 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
5948 first to last subscript.
5950 2016-04-09 Jakub Jelinek <jakub@redhat.com>
5952 PR tree-optimization/70586
5953 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
5956 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
5960 PR tree-optimization/70373
5964 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
5965 clauses for acc parallel reductions as necessary. Error on those
5967 * omp-low.c (scan_sharing_clauses): Don't install variables which
5968 are used in acc parallel reductions.
5969 (lower_rec_input_clauses): Remove dead code.
5970 (lower_oacc_reductions): Add support for reference reductions.
5971 (lower_reduction_clauses): Remove dead code.
5972 (lower_omp_target): Don't remap variables appearing in acc parallel
5974 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
5976 2016-04-08 Jakub Jelinek <jakub@redhat.com>
5979 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
5980 with multiple SSA_NAME defs, force the outputs other than first
5981 to be live before calling live_track_process_def on each output.
5983 PR rtl-optimization/70574
5984 * fwprop.c (forward_propagate_and_simplify): Don't add
5985 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
5986 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
5987 paradoxical subregs within *loc.
5989 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
5991 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
5992 -ftree-parallelize-loops={0,1}.
5993 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
5994 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
5995 * config/ia64/hpux.h (LIB_SPEC): Likewise.
5996 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
5997 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
5999 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6002 * asan.c (instrument_derefs): If we get unknown location, extract it
6004 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6006 2016-04-08 Tom de Vries <tom@codesourcery.com>
6008 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6009 implicit firstprivate clause.
6011 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6014 * config/arm/thumb2.md (tst + branch-> lsls + branch
6015 peephole below *orsi_not_shiftsi_si): Require that condition
6016 register is dead after the peephole.
6017 (second peephole after the above): Likewise.
6019 2016-04-08 Alan Modra <amodra@gmail.com>
6022 * builtins.c (fold_builtin_classify): For IBM extended precision,
6023 look at just the high-order double to test for NaN.
6024 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6025 test just the high double for Inf but both doubles for subnormal
6028 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6030 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6031 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6032 node->simdclone->mask_mode != VOIDmode masks.
6033 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6034 earlier, use it instead of node->simdclone.
6035 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6036 Set clonei->mask_mode.
6038 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6041 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6042 Pass it through to cp_parser_already_scoped_statement.
6043 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6044 it through to cp_parser_statement.
6045 (cp_parser_statement): Pass IF_P through to
6046 cp_parser_iteration_statement.
6047 (cp_parser_pragma): Adjust call to
6048 cp_parser_iteration_statement.
6050 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6053 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6054 resolve a future -Wparentheses warning.
6055 * omp-low.c (scan_sharing_clauses): Likewise.
6056 * tree-parloops.c (eliminate_local_variables): Likewise.
6058 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6060 PR rtl-optimization/70398
6061 * lra-constraints.c (process_address_1): Check zero scale and code
6062 for reloading with zero scale.
6064 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6066 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6067 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6069 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6071 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6072 Add support for AVX512F clones, include them by default for
6073 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6074 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6078 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6079 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6080 firstprivate clauses.
6081 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6082 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6083 (lower_omp_target): Set TREE_NO_WARNING for
6084 non-addressable possibly uninitialized vars which are copied into
6085 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6087 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6089 * config/pa/predicates.md (integer_store_memory_operand): Accept
6090 REG+D operands with a large offset when reload_in_progress is true.
6091 (floating_point_store_memory_operand): Likewise.
6093 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6096 * match.pd (nested int casts): Limit to GIMPLE.
6098 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6101 * ipa-devirt.c (maybe_record_node): Fix comment; use
6102 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6104 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6106 PR rtl-optimization/70542
6107 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6108 if there are any uses other than insn or debug insns.
6110 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6111 Jakub Jelinek <jakub@redhat.com>
6113 PR tree-optimization/70509
6114 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6115 Shift HOST_WIDE_INT_1U instead of 1.
6117 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6119 PR tree-optimization/70509
6120 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6121 of the vector base type for index.
6123 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6126 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6128 2016-04-05 Richard Biener <rguenther@suse.de>
6130 PR tree-optimization/70526
6131 * tree-sra.c (build_ref_for_offset): Use prev_base to
6132 extract the alias pointer type.
6134 2016-04-05 Richard Biener <rguenther@suse.de>
6136 * dse.c (struct store_info): Remove alias_set member.
6137 (struct read_info_type): Likewise.
6138 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6139 spill_deleted, clear_alias_set_lookup): Remove.
6140 (get_group_info): Remove dead base == NULL_RTX case.
6141 (dse_step0): Remove initialization of removed variables.
6142 (delete_dead_store_insn): Reomve alias set dumping.
6143 (free_read_records): Remove alias_set handling.
6144 (canon_address): Remove alias_set_out parameter.
6145 (record_store): Remove spill_alias_set, it's always zero.
6146 (check_mem_read_rtx): Likewise.
6147 (dse_step2): Rename from ...
6148 (dse_step2_nospill): ... this. Adjust.
6149 (scan_stores): Rename from ...
6150 (scan_stores_nospill): ... this.
6151 (scan_reads): Rename from ...
6152 (scan_reads_nospill): ... this.
6153 (scan_stores_spill, scan_reads_spill): Remove.
6154 (dse_step3_scan): Remove for_spills argument which is always false.
6155 (dse_step3): Likewise.
6156 (dse_step5): Rename from ...
6157 (dse_step5_nospill): ... this. Remove alias_set handling.
6158 (rest_of_handle_dse): Adjust.
6160 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6163 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6164 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6165 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6166 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6168 2016-04-05 Richard Biener <rguenther@suse.de>
6171 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6172 non-register type temporaries into SSA.
6174 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6177 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6178 calls when sanitizing.
6179 (possible_polymorphic_call_target_p): Fix formatting.
6181 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6182 Jakub Jelinek <jakub@redhat.com>
6185 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6186 to ensure a call statement is compatible with a built-in's
6188 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6191 2016-04-04 Richard Biener <rguenther@suse.de>
6193 PR rtl-optimization/70484
6194 * rtl.h (canon_output_dependence): Declare.
6195 * alias.c (canon_output_dependence): New function.
6196 * dse.c (record_store): Use canon_output_dependence rather
6197 than canon_true_dependence.
6199 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6202 * cgraph.h (symtab_node::copy_visibility_from): New function.
6203 * symtab.c (symtab_node::copy_visibility_from): New function.
6204 * ipa-visibility.c (optimize_weakref): New function.
6205 (function_and_variable_visibility): Use it.
6207 2016-04-04 Martin Liska <mliska@suse.cz>
6210 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6211 value that is really in range handled by SBR instruction.
6212 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6213 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6214 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6216 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6220 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6221 set, but not for SP_REG operands.
6223 2016-04-02 Martin Sebor <msebor@redhat.com>
6226 * fold-const.c (maybe_nonzero_address): New function.
6227 (fold_comparison): Call it. Fold equality and relational
6228 expressions involving null pointers.
6229 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6231 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6233 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6234 the "Y" constraint (scalar FP 0.0 immediate).
6236 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6237 Add the "const_double" to the list of operand constraints.
6239 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6241 PR rtl-optimization/70467
6242 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6243 If low word of the last operand is 0, just emit addition/subtraction
6246 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6249 * config/s390/s390.c (s390_expand_insv): Check for everything
6250 constant instead of just VOIDmode stuff.
6252 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6255 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6257 2016-04-01 Nathan Sidwell <nathan@acm.org>
6259 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6261 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6263 PR rtl-optimization/70461
6264 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6267 2016-03-31 Martin Liska <mliska@suse.cz>
6270 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6271 a tree value or an immediate integer value to a buffer
6272 that is eventually copied to a BRIG section.
6273 (emit_immediate_operand): Call the function here.
6274 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6275 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6276 of class' fields that are removed.
6277 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6278 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6279 m_brig_repr_size fields.
6281 2016-03-31 Martin Liska <mliska@suse.cz>
6284 * hsa-gen.c (hsa_function_representation::update_dominance): New
6286 (convert_addr_to_flat_segment): Likewise.
6287 (gen_hsa_memory_set): New alignment argument.
6288 (gen_hsa_ctor_assignment): Likewise.
6289 (gen_hsa_insns_for_single_assignment): Provide alignment
6290 to gen_hsa_ctor_assignment.
6291 (gen_hsa_insns_for_direct_call): Add new argument.
6292 (expand_lhs_of_string_op): New function.
6293 (expand_string_operation_builtin): Likewise.
6294 (expand_memory_copy): New function.
6295 (expand_memory_set): New function.
6296 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6297 (convert_switch_statements): Change signature.
6298 (generate_hsa): Use a return value of the function.
6299 (pass_gen_hsail::execute): Do not call
6300 convert_switch_statements here.
6301 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6302 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6303 (hsa_function_representation::update_dominance): New function.
6305 2016-03-31 Martin Liska <mliska@suse.cz>
6308 * hsa-brig.c (emit_directive_variable): Emit alignment
6309 according to hsa_symbol::m_align.
6310 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6311 (dump_hsa_symbol): Dump alignment of HSA symbols.
6312 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6313 (gen_hsa_addr_with_align): New function.
6314 (hsa_bitmemref_alignment): Use newly added function.
6315 (gen_hsa_insns_for_load): Likewise.
6316 (gen_hsa_insns_for_store): Likewise.
6317 (gen_hsa_memory_copy): New argument added.
6318 (gen_hsa_insns_for_single_assignment): Respect
6319 alignment for assignments processed via gen_hsa_memory_copy.
6320 (gen_hsa_insns_for_direct_call): Likewise.
6321 (gen_hsa_insns_for_return): Likewise.
6322 (gen_function_def_parameters): Set default alignment.
6323 * hsa.c (hsa_object_alignment): New function.
6324 (hsa_byte_alignment): Pasted function.
6325 * hsa.h (hsa_symbol::m_align): New field.
6327 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6329 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6330 scratch field for goto case.
6332 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6334 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6336 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6339 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6340 (scalar_chain::convert_insn): Call convert_op for reg
6341 moves to handle undefined registers.
6343 2016-03-31 Nathan Sidwell <nathan@acm.org>
6346 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6347 Assert we don't want to move backwards.
6349 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6352 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6354 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6356 PR rtl-optimization/70460
6357 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6358 with operand from REG_LABEL_OPERAND, instead substitute
6359 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6360 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6362 2016-03-31 Martin Liska <mliska@suse.cz>
6364 * passes.c (execute_one_pass): Do not call
6365 todo_after for a discarded function.
6367 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6369 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
6370 (no_cost, infinite_cost): Initialize the new field.
6371 (get_computation_cost_at): Record setup cost.
6372 (determine_use_iv_cost_address): Skip cost computation for sub
6373 uses if we can estimate it without losing accuracy.
6375 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6377 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6379 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6380 max_loop_iterations_int.
6381 (tree_unswitch_outer_loop): Likewise.
6382 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6383 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6385 2016-03-30 Richard Biener <rguenther@suse.de>
6388 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
6390 2016-03-30 Jakub Jelinek <jakub@redhat.com>
6393 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
6394 in gen_blendm expander.
6396 2016-03-30 Nick Clifton <nickc@redhat.com>
6399 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
6400 case where we are already provided with an SImode SUBREG.
6402 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
6405 * config/i386/i386.c (ix86_expand_epilogue): Properly check
6406 conflict between DRAP register and __builtin_eh_return.
6408 2016-03-30 Michael Matz <matz@suse.de>
6409 Richard Biener <rguenther@suse.de>
6412 * ipa-polymorphic-call.c (struct type_change_info): Change
6413 speculative to an unsigned allowing to limit the work we do.
6414 (csftc_abort_walking_p): New inline function..
6415 (check_stmt_for_type_change): Limit the number of may-defs
6416 skipped for speculative devirtualization to
6417 max-speculative-devirt-maydefs.
6418 * params.def (max-speculative-devirt-maydefs): New param.
6419 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
6421 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
6424 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
6427 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
6429 PR tree-optimization/59124
6430 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
6431 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
6433 2016-03-29 Jeff Law <law@redhat.com>
6435 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
6437 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6439 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
6442 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
6444 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
6445 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
6446 gcrt0.o if linking dynamically.
6448 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6451 * ipa-devirt.c (methods_equal_p): New function.
6452 (compare_virtual_tables): Use it.
6453 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6454 * cgraphclones.c (clone_function_name_1): Use
6455 symbol_table::symbol_suffix_separator.
6456 * coverage.c (build_var): Likewise.
6457 * symtab.c (symbol_table::symbol_suffix_separator): New.
6459 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6461 PR rtl-optimization/70429
6462 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6463 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6464 mode != result_mode.
6467 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
6469 PR tree-optimization/70405
6470 * ssa-iterators.h (num_imm_uses): Add missing braces.
6472 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
6474 PR rtl-optimization/68695
6475 * ira-color.c (allocno_copy_cost_saving): New.
6476 (improve_allocation): Use it.
6478 2016-03-29 Richard Henderson <rth@redhat.com>
6481 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
6483 2016-03-29 Richard Biener <rguenther@suse.de>
6486 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
6487 use alignment returned by get_pointer_alignment_1 if it is
6488 bigger than BITS_PER_UNIT.
6489 * builtins.c (get_pointer_alignment_1): Do not return true
6490 for alignment extracted from SSA info.
6492 2016-03-28 James Bowman <james.bowman@ftdichip.com>
6494 * config/ft32/ft32.opt (mnodiv): New.
6495 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
6496 * doc/invoke.texi (FT32 Options -mnodiv): New.
6498 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
6501 * config/i386/i386.md (define_split, andn): Fix modes.
6503 2016-03-26 Richard Biener <rguenther@suse.de>
6504 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6507 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
6509 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
6510 as 2nd argument to cl_optimization_restore().
6512 2016-03-25 Richard Henderson <rth@redhat.com>
6515 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
6516 * config/aarch64/aarch64-protos.h: Declare it.
6517 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
6519 2016-03-25 Alan Modra <amodra@gmail.com>
6522 * config/rs6000/constraints.md (j): Simplify.
6523 * config/rs6000/predicates.md (easy_fp_constant): Exclude
6525 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
6526 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
6527 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
6528 in all constraint alternatives.
6529 (movtd_64bit_nodm): Delete "j" constraint alternative.
6531 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6533 * tree-ssa-propagate.c: Enhance docs for
6534 SSA_PROP_NOT_INTERESTING.
6536 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6538 * doc/extend.texi: Fix typo in documentation to pure attribute.
6540 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
6543 * config/pa/pa.md (bswapdi2): Use a scratch register.
6545 2016-03-24 Richard Henderson <rth@redhat.com>
6548 * fold-const.c (extract_muldiv_1): Correct test for multiplication
6551 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
6553 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
6554 using ix86_expand_binary_operator instead of gen_andsi3.
6556 2016-03-24 Richard Biener <rguenther@suse.de>
6558 PR tree-optimization/70396
6559 * tree-vect-stmts.c (vectorizable_comparison): Use
6560 get_vectype_for_scalar_type.
6562 2016-03-24 Richard Biener <rguenther@suse.de>
6565 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
6566 with register bases.
6568 2016-03-24 Richard Biener <rguenther@suse.de>
6570 PR tree-optimization/70372
6571 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
6572 build_all_ones_cst to also handle vector types correctly.
6574 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6577 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
6580 2016-03-23 Marek Polacek <polacek@redhat.com>
6583 * doc/invoke.texi: Document -Wignored-attributes.
6585 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6587 PR tree-optimization/69042
6588 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
6589 parameter from 30 to 40.
6591 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6593 PR tree-optimization/69042
6594 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
6595 for use with constant offset stripped in base.
6597 2016-03-23 Richard Biener <rguenther@suse.de>
6600 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
6601 mode compatibility check.
6602 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6604 2016-03-23 Jeff Law <law@redhat.com>
6606 PR tree-optimization/64058
6607 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
6609 (struct ssa_conflicts): Move up earlier in the file.
6610 (conflicts_, var_map_): New static variables.
6611 (initialize_conflict_count): New function to initialize the
6612 CONFLICT_COUNT field for each conflict pair.
6613 (compare_pairs): Lazily initialize the conflict count and use it
6614 as the first tie-breaker.
6615 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
6616 and wipe conflicts_ and map_ around the call to qsort. Remove
6617 special case for 2 coalesce pairs.
6618 * bitmap.c (bitmap_count_unique_bits): New function.
6619 (bitmap_count_bits_in_word): New function, extracted from
6621 (bitmap_count_bits): Use bitmap_count_bits_in_word.
6622 * bitmap.h (bitmap_count_unique_bits): Declare it.
6624 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
6627 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
6628 transparent alias chain for decl assembler name.
6629 * config/sol2.c (solaris_assemble_visibility): Likewise.
6631 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6633 * config/arm/arm1020e.md (1020call_op): Reduce reservation
6635 (v10_fdivs): Likewise.
6636 (v10_fdivd): Likewise.
6638 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6641 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
6642 to not call fclose twice on file.
6644 2016-03-23 Jakub Jelinek <jakub@redhat.com>
6646 PR tree-optimization/70354
6647 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6648 oprnd0 is wider than oprnd1 and there is a cast from the wider
6649 type to oprnd1, mask it with the mask of the narrower type.
6652 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
6653 Optimize TARGET_STV splitters, if high or low word of last argument
6656 2016-03-22 Jeff Law <law@redhat.com>
6659 tree-ssa-threadbackward.c
6660 (fsm_find_control_statement_thread_paths): Correctly distinguish
6661 between old style jump threads vs FSM jump threads.
6663 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
6666 * config/i386/i386.c (scalar_chain::convert_op): Support
6667 uninitialized register usage case.
6669 2016-03-22 Richard Biener <rguenther@suse.de>
6672 * genmatch.c (gen_transform): Adjust last parameter to a three-state
6674 (capture::gen_transform): ... to change behavior when substituting
6675 a condition into cond or not-cond expr context.
6676 (dt_simplify::gen_1): Adjust.
6677 * gimple-match-head.c: Include gimplify.h for unshare_expr.
6678 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
6679 last change and instead change to
6680 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
6681 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6683 2016-03-22 Anthony Green <green@moxielogic.com>
6685 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
6686 issue for moxiebox targets.
6687 (CC1PLUS_SPEC): Ditto.
6689 2016-03-22 Richard Biener <rguenther@suse.de>
6692 * fold-const.c (extract_muldiv_1): Properly perform multiplication
6695 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6697 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
6699 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6702 * config/i386/i386.c (def_builtin): Handle
6703 OPTION_MASK_ISA_AVX512VL to be and-ed with other
6705 (const struct builtin_description bdesc_special_args[]):
6706 Remove duplicate ISA bits.
6708 2016-03-22 Jakub Jelinek <jakub@redhat.com>
6711 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
6712 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
6713 in a way that works also for AVX512BW.
6716 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
6717 instead of source if operands[1] is xmm16 and above and
6718 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
6719 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
6722 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
6723 on assign if (*from_p) is a comparison, set it to
6724 TREE_NO_WARNING (*from_p).
6726 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6729 * lra.c (restore_scratches): Ignore deleted insns.
6731 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
6732 Jakub Jelinek <jakub@redhat.com>
6734 PR tree-optimization/70317
6735 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
6738 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
6741 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
6742 of ix86_expand_move.
6744 (movti): Use general_operand for operand 1 predicate.
6746 2016-03-21 Martin Liska <mliska@suse.cz>
6748 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
6750 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
6752 2016-03-21 Martin Liska <mliska@suse.cz>
6755 * ipa-icf.c (sem_function::parse): Skip static
6756 constructors and destructors.
6758 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6761 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
6762 function-like macro, peek following token(s) if it is followed
6763 by CPP_OPEN_PAREN token with optional padding in between, and
6764 if not, don't treat it like a macro.
6766 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
6767 Alexander Monakov <amonakov@ispras.ru>
6769 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
6770 for the stabs debug format.
6772 2016-03-21 Richard Biener <rguenther@suse.de>
6774 PR tree-optimization/70310
6775 * tree-vect-generic.c (expand_vector_condition): Fold the built
6778 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
6781 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
6782 Block third alternative for AVX-512VL target,
6784 2016-03-21 Martin Liska <mliska@suse.cz>
6787 * hsa-brig.c (emit_function_directives): Mark unemitted
6788 global variables for emission.
6789 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
6790 (get_symbol_for_decl): Likewise.
6791 * hsa.h (struct hsa_symbol): New flag.
6793 2016-03-21 Richard Biener <rguenther@suse.de>
6795 PR tree-optimization/70288
6796 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
6797 we do not estimate unsimplified all-constant conditionals or
6798 switches as optimized away.
6800 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
6802 PR rtl-optimization/69102
6803 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
6804 when we have a readonly dependency context.
6806 2016-03-18 Jeff Law <law@redhat.com>
6808 PR rtl-optimization/70263
6809 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
6810 (update_equiv_regs): When trying to move a store to after the insn
6811 that sets the source of the store, make sure the store occurs after
6812 the insn that sets the source of the store. When successful note
6813 the REG_EQUIV note created in the dump file.
6815 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
6816 Bernd Schmidt <bschmidt@redhat.com>
6818 * doc/extend.texi: Document more potential problems with basic asms.
6820 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
6822 PR rtl-optimization/70278
6823 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
6826 2016-03-18 Jason Merrill <jason@redhat.com>
6828 * calls.c (load_register_parameters): Fix zero size sibcall logic.
6830 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
6832 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
6833 values to 128b regs.
6835 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
6837 PR tree-optimization/70252
6838 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
6839 boolean vector has a proper number of elements.
6840 (supportable_narrowing_operation): Likewise.
6842 2016-03-18 Tom de Vries <tom@codesourcery.com>
6845 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
6847 2016-03-18 Jakub Jelinek <jakub@redhat.com>
6849 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
6850 instead of replace_rtx for DEBUG_INSNs.
6852 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6854 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
6855 load type reservations.
6857 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
6860 * config/pa/constraints.md: Revert 2015-02-13 change. Use
6861 define_constraint for "Q" and "T" constraints.
6863 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
6865 Tweak the pipeline model for Exynos M1
6867 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
6870 2016-03-17 David Malcolm <dmalcolm@redhat.com>
6873 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
6874 where one or both locations aren't within a line_map.
6876 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
6879 * opts.c (finish_options): Don't set flag_pie to the default if
6880 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
6883 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
6885 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
6886 true as ALL_REGS argument to replace_rtx.
6888 2016-03-17 Richard Biener <rguenther@suse.de>
6891 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
6894 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6897 * rtl.h (replace_rtx): Add ALL_REGS argument.
6898 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
6899 equality and assert mode is the same, instead of just rtx pointer
6901 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
6902 true as ALL_REGS argument to replace_rtx.
6904 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
6906 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
6907 for boolean vector with vector mode only.
6908 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6910 2016-03-17 Nick Clifton <nickc@redhat.com>
6913 * config/rx/rx.c (rx_print_integer): Print negative constants in
6916 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6919 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
6921 2016-03-16 Richard Henderson <rth@redhat.com>
6922 Richard Biener <rguenth@suse.de>
6927 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
6928 first operand as is_gimple_condexpr.
6933 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
6934 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
6935 Do not gimplify the result.
6936 (do_unop): Adjust call to tree_vec_extract.
6937 (do_binop): Likewise.
6938 (do_compare): Likewise.
6939 (do_plus_minus): Likewise.
6940 (do_negate): Likewise.
6941 (expand_vector_condition): Likewise.
6942 (do_cond): Likewise.
6944 2016-03-16 Richard Henderson <rth@redhat.com>
6947 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
6948 (aarch64_classify_address): Use it.
6949 (aarch64_legitimize_address): Force all subexpressions of PLUS
6950 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
6952 2016-03-16 Jakub Jelinek <jakub@redhat.com>
6953 Richard Biener <rguenth@suse.de>
6956 * rtlanal.c (replace_rtx): For REG, if from is a REG,
6957 return to even if only REGNO is equal, and assert
6960 2016-03-11 Jeff Law <law@redhat.com>
6962 PR rtl-optimization/70224
6963 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
6965 2016-03-16 Richard Henderson <rth@redhat.com>
6968 * function.h (struct function): Add has_forced_label_in_static.
6969 * gimplify.c (force_labels_r): Set it.
6970 * lto-streamer-in.c (input_struct_function_base): Read it.
6971 * lto-streamer-out.c (output_struct_function_base): Write it.
6972 * tree-inline.c (has_label_address_in_static_1): Remove.
6973 (copy_forbidden): Remove fndecl parameter; test
6974 has_forced_label_in_static.
6975 (inline_forbidden_p): Update call to copy_forbidden.
6976 (tree_versionable_function_p): Likewise.
6977 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
6978 (chkp_versioning): Likewise.
6979 * tree-inline.h (copy_forbidden): Update decl.
6981 2016-03-16 Marek Polacek <polacek@redhat.com>
6984 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
6985 function being thunked if the result type doesn't have fixed size.
6986 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
6987 doesn't have fixed size.
6989 2016-03-16 Bin Cheng <bin.cheng@arm.com>
6991 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
6992 reporting malformed loop nest.
6994 2016-03-16 Tom de Vries <tom@codesourcery.com>
6997 * ipa-devirt.c (possible_polymorphic_call_targets): Move
6998 nodes.length () == 1 test to before first nodes[0] access.
7000 2016-03-16 Tom de Vries <tom@codesourcery.com>
7002 PR tree-optimization/68715
7003 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7006 2016-03-16 Tom de Vries <tom@codesourcery.com>
7008 PR tree-optimization/68809
7009 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7012 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7013 Sandra Loosemore <sandra@codesourcery.com>
7015 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7016 on leaf attribute. Mention ELF interposition problems.
7018 2016-03-16 Alan Modra <amodra@gmail.com>
7020 PR rtl-optimization/69195
7021 PR rtl-optimization/47992
7022 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7025 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7028 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7030 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7032 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7034 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7036 PR rtl-optimization/70222
7037 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7038 optimization if mode is different from result_mode, queue up masking
7039 of the result in outer_op. Formatting fix.
7042 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7045 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7047 PR rtl-optimization/69032
7048 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7049 looping backwards over basic block insns.
7051 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7054 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7055 to non-speculative when propagating trap bits.
7057 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7059 PR rtl-optimization/63384
7060 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7063 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7066 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7067 factored out from ...
7068 (sched_analyze_insn): ... here.
7069 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7070 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7071 get_implicit_reg_pending_clobbers in it.
7072 (setup_id_reg_sets): Use setup_id_implicit_regs.
7073 (deps_init_id): Ditto.
7075 2016-03-15 Tom de Vries <tom@codesourcery.com>
7078 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7080 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7081 execute_function_dump.
7082 (execute_one_pass): Don't dump function if it will be dumped after ipa
7085 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7087 * genrecog.c (match_pattern_2): If pred is NULL don't call
7088 safe_predicate_mode on it.
7090 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7093 * lra-constraints.c (delete_move_and_clobber): Change assertion
7094 to also allow dregno == 0.
7096 2016-03-14 Richard Henderson <rth@redhat.com>
7099 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7100 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7101 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7102 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7105 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7108 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7110 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7112 * lra-constraints.c (split_reg): For hard regs, try to find the
7113 biggest single-register mode used in the function.
7115 2016-03-14 Richard Biener <rguenther@suse.de>
7117 PR tree-optimization/56365
7118 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7119 constants to compare against.
7121 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7124 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7125 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7126 (define_split for the GPR case): Use int_reg_operand instead of
7127 gpc_reg_operand for the output.
7129 2016-03-14 Tom de Vries <tom@codesourcery.com>
7131 PR tree-optimization/70045
7132 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7133 create_empty_if_region_on_edge argument.
7135 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7137 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7138 (STACK_CHECK_PROTECT): Likewise.
7139 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7140 (STACK_CHECK_PROTECT): Likewise.
7141 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7142 (STACK_CHECK_PROTECT): Likewise.
7143 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7144 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7145 (STACK_CHECK_PROTECT): Likewise.
7147 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7149 PR rtl-optimization/69307
7150 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7151 registers in modes that span more than one register.
7153 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7156 * lra-constraints.c (delete_move_and_clobber): New.
7157 (remove_inheritance_pseudos): Use it.
7159 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7162 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7163 the libcall is LCT_THROW.
7164 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7165 for the checking routine.
7167 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7170 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7171 optimization if we have direct move.
7172 (roundu32<mode>2_fprs): Likewise.
7174 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7177 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7179 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7180 Arguments swapped. All callers changed. Take reg_renumber into
7181 account, and Calculate and compare register ranges for hard regs.
7183 2016-03-11 Jeff Law <law@redhat.com>
7185 PR tree-optimization/70190
7186 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7187 Handle cases where we can not extract the taken edge, even though we
7188 found a constant value.
7190 PR tree-optimization/64058
7191 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7192 (num_coalesce_pairs): Move up earlier in file.
7193 (find_coalesce_pair): Initialize the INDEX field for each pair
7195 (compare_pairs): No longer sort on the elements in each pair.
7196 Instead break ties with the index of the coalesce pair.
7198 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7201 * config/aarch64/aarch64-protos.h
7202 (aarch64_save_restore_target_globals): New prototype.
7203 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7204 Call the above when popping pragma.
7205 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7207 (aarch64_set_current_function): Rewrite using the above.
7209 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7211 PR tree-optimization/70177
7212 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7213 (extract_ops_from_tree): ... this. In the 2 argument
7214 overload remove _1 suffix.
7215 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7216 (extract_ops_from_tree): ... this.
7217 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7219 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7220 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7221 extract_ops_from_tree instead of 2 operand one.
7223 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7225 PR tree-optimization/70013
7226 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7227 for constant-pool entries.
7229 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7231 PR rtl-optimization/70174
7232 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7233 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7235 PR tree-optimization/70169
7236 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7237 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7240 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7241 Jakub Jelinek <jakub@redhat.com>
7244 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7245 of uninitialized values.
7247 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7249 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7251 ("*trunctddd2"): New pattern definition.
7252 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7255 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7257 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7258 definitions for BFP and DFP rounding modes.
7259 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7260 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7261 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7262 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7265 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7267 * config/s390/constraints.md: Adjust comment.
7268 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7269 s390_decompose_addrstyle_without_index.
7270 * config/s390/predicates.md (shift_count_or_setmem_operand):
7271 Rename to setmem_operand.
7272 * config/s390/s390-protos.h
7273 (s390_decompose_shift_count): Rename to
7274 s390_decompose_addrstyle_without_index.
7275 * config/s390/s390.c (s390_decompose_shift_count)
7276 (s390_mem_constraint, print_shift_count_operand)
7277 (print_operand_address, print_operand): Rename
7278 s390_decompose_shift_count to
7279 s390_decompose_addrstyle_without_index and rename
7280 print_shift_count_operand to print_addrstyle_operand troughout the
7282 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7283 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7284 Rename shift_count_or_setmem_operand to setmem_operand.
7285 * config/s390/vx-builtins.md ("vec_insert<mode>")
7286 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7289 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7292 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7293 Handle overlapping retval and newval.
7295 2016-03-10 Nick Clifton <nickc@redhat.com>
7298 * config/aarch64/aarch64.c
7299 (aarch64_override_options_after_change_1): When forcing
7300 flag_omit_frame_pointer to be true, use a special value that can
7301 be detected if this function is called again, thus preventing
7302 flag_omit_leaf_frame_pointer from being forced to be false.
7304 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7306 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7307 Set x_flag_omit_leaf_frame_pointer when handling
7308 -momit-leaf-frame-pointer.
7310 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7313 * cgraph.c (cgraph_node::dump): Dump split_part and
7314 indirect_call_target.
7315 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7316 * ipa.c (has_addr_references_p): Cleanup.
7317 (is_indirect_call_target_p): New.
7318 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7319 called indirectly as local.
7320 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7322 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7325 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7326 on cxa_pure_virtual.
7328 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7331 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7333 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7336 * tree.c (need_assembler_name_p): Only record main variant type names.
7338 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7341 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7342 Always define to 0 or 1.
7343 (TARGET_FIX_ERR_A53_843419): New macro.
7344 * config/aarch64/aarch64-elf-raw.h
7345 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7346 * config/aarch64/aarch64-linux.h: Likewise.
7347 * config/aarch64/aarch64.c
7348 (aarch64_override_options_after_change_1): Do not default
7349 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7351 (aarch64_attributes): Handle fix-cortex-a53-843419.
7352 (aarch64_can_inline_p): Likewise.
7353 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7355 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7356 Jakub Jelinek <jakub@redhat.com>
7358 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7359 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7360 DECL_COMMONS if flag_unconstrained_commons is set.
7361 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7362 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7363 (funconstrained-commons): Document.
7365 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7367 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
7368 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
7370 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
7372 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
7373 has a proper number of elements.
7375 2016-03-10 Alan Modra <amodra@gmail.com>
7377 PR rtl-optimization/69195
7378 PR rtl-optimization/47992
7379 * ira.c (recorded_label_ref): Delete.
7380 (update_equiv_regs): Return void.
7381 (indirect_jump_optimize): New function.
7382 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
7383 before regstat_compute_ri. Don't rebuild_jump_labels here.
7384 Delete update_regstat.
7386 2016-03-10 Richard Biener <rguenther@suse.de>
7388 PR tree-optimization/70128
7389 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7390 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
7392 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7394 PR tree-optimization/70152
7395 * tree-sra.c (replace_removed_params_ssa_names): Copy over
7396 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
7399 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
7400 instead of gen_sse2_loadlpd.
7401 * config/i386/sse.md (*vec_concatv2df): Rename to...
7402 (vec_concatv2df): ... this.
7404 PR tree-optimization/70127
7405 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
7407 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7411 * diagnostic-show-locus.c (compatible_locations_p): New function.
7412 (layout::layout): Sanitize ranges using compatible_locations_p.
7414 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7418 * diagnostic-show-locus.c (layout_range::layout_range): Replace
7419 location_range param with three const expanded_locations * and a
7421 (layout::layout): Replace call to
7422 rich_location::lazily_expand_location with get_expanded_location.
7423 Extract the range and perform location expansion here, passing
7424 the results to the layout_range ctor.
7425 * diagnostic.c (source_range::debug): Delete.
7426 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
7427 of rich_location::get_expanded_location.
7428 * gcc-rich-location.c (get_range_for_expr): Delete.
7429 (gcc_rich_location::add_expr): Reimplement to avoid the
7430 rich_location::add_range overload that took a location_range,
7431 passing a location_t instead.
7433 2016-03-09 Richard Biener <rguenther@suse.de>
7434 Jakub Jelinek <jakub@redhat.com>
7436 PR tree-optimization/70138
7437 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7438 Also skip vect_double_reduction_def.
7440 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7443 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
7444 if the operand is "m".
7446 2016-03-09 Nathan Sidwell <nathan@acm.org>
7448 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
7450 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7452 * config/i386/i386.c (processor_target_table): Fix cost table
7453 intialization order for znver1.
7455 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7457 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7458 - becuase -> because.
7459 * ipa-reference.c (ignore_module_statics): Likewise.
7460 * cgraph.c (cgraph_node::get_body): Likewise.
7461 * ipa-inline.c (early_inliner): Likewise.
7462 * ipa-devirt.c (types_same_for_odr): Likewise.
7463 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7464 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7466 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7468 * tree-ssa-math-opts.c: Fix typo in comment.
7470 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7473 * config/i386/i386.c (scalar_chain::make_vector_copies,
7474 scalar_chain::convert_reg): Call end_sequence in between
7475 get_insns and emit_conversion_insns rather than after both
7478 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
7481 * config/i386/i386.h (machine_function): Add
7482 pc_thunk_call_expanded flag.
7483 (ix86_pc_thunk_call_expanded): New define.
7484 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
7485 (*set_got): Rename insn pattern from set_got.
7486 (*set_got_labelled): Rename inst pattern from set_got_labelled.
7487 * config/i386/i386.c (ix86_compute_frame_layout): Use
7488 ix86_pc_thunk_call_expanded to prevent red-zone.
7490 2016-03-07 Martin Jambor <mjambor@suse.cz>
7492 * hsa.h (hsa_get_ctor_statements): Declare.
7493 (hsa_get_dtor_statements): Likewise.
7494 (hsa_get_kernel_dispatch_type): Likewise.
7495 * hsa.c (hsa_get_ctor_statements): New function.
7496 (hsa_get_dtor_statements): Likewise.
7497 (hsa_get_kernel_dispatch_type): Likewise.
7498 * hsa-brig.c (hsa_cdtor_statements): Removed.
7499 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
7500 hsa_get_dtor_statements.
7501 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
7502 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
7504 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
7506 * config/arm/arm-cores.def (cortex-r8): New.
7507 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
7508 * config/arm/arm-tune.md: Likewise.
7509 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
7511 2016-03-07 Martin Sebor <msebor@redhat.com>
7513 PR rtl-optimization/19705
7514 * doc/invoke.texi (Options That Control Optimization): Clarify
7515 -fno-branch-count-reg.
7517 2016-02-26 Richard Biener <rguenther@suse.de>
7518 Jeff Law <law@redhat.com>
7520 PR tree-optimization/69740
7521 * cfghooks.c (remove_edge): Request loop fixups if we delete
7522 an edge that might turn an irreducible loop into a natural
7524 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
7525 Move after definition of loops_state_clear.
7527 2016-03-07 Bin Cheng <bin.cheng@arm.com>
7529 PR rtl-optimization/69052
7530 * rtlanal.c (commutative_operand_precedence): Set higher precedence
7533 2016-03-07 Tom de Vries <tom@codesourcery.com>
7535 PR tree-optimization/70116
7536 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
7537 is_tm_ending stmts and ubsan/asan internal functions.
7538 (find_duplicate): Use it. Don't test is_tm_ending here.
7540 2016-03-07 Richard Biener <rguenther@suse.de>
7542 PR tree-optimization/70115
7543 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
7544 (propagate_constants_for_unrolling): Use replace_uses_by.
7546 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
7549 * omp-low.c (struct oacc_loop): Add ifns.
7550 (new_oacc_loop_raw): Initialize it.
7551 (finish_oacc_loop): Clear mask & flags if no ifns.
7552 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
7553 (oacc_loop_xform_loop): Add ifns arg & adjust.
7554 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
7556 2016-03-07 Richard Henderson <rth@redhat.com>
7559 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
7560 (insert_value_copy_on_edge): Likewise.
7562 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7564 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
7566 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7569 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
7571 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7573 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
7575 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7577 Fix sseimul type attribute.
7578 * config/i386/znver1.md
7579 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
7580 znver1_sseimul_avx256_load) : Fix the type attribute.
7581 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
7582 pipe usage and latency.
7584 2016-03-05 Jakub Jelinek <jakub@redhat.com>
7587 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
7588 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
7591 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7594 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
7596 PR rtl-optimization/69941
7597 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
7598 the reg share its mode.
7600 2016-03-04 Jeff Law <law@redhat.com>
7602 PR tree-optimization/69196
7603 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7604 If the both SSA_NAMEs are anonymous, then consider them unassociated
7605 and include the PHI in the statement count.
7607 2016-03-05 Tom de Vries <tom@codesourcery.com>
7609 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
7610 construct in oacc routine. Check for oacc region in oacc routine.
7612 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7615 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
7616 2016-02-22 changes, instead don't recurse if RECUR is already true.
7617 Don't change *dynamic_check if RECUR. Adjust recursive caller
7618 to pass true to the new argument.
7619 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
7622 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
7623 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
7625 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
7627 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7629 PR rtl-optimization/57676
7630 * lra-assigns.c (lra_assign): Guard test for maximum iterations
7633 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
7635 * tree-vect-patterns.c (search_type_for_mask): Handle
7636 comparison of booleans.
7638 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7640 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
7644 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
7645 all other ops that have dw_val_class_die_ref operands,
7646 and DW_OP_GNU_entry_value.
7648 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7650 PR rtl-optimization/69904
7651 * config/arm/arm.c (arm_cannot_copy_insn_p):
7652 Return true for load-exclusive instructions.
7654 2016-03-03 Jakub Jelinek <jakub@redhat.com>
7657 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
7658 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
7659 the pattern no matter if it is used just by non-pattern, pattern
7661 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
7662 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7663 oprnd1 def_stmt is in pattern, don't look through it.
7665 2016-03-03 Marek Polacek <polacek@redhat.com>
7668 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
7670 2016-03-03 Martin Liska <mliska@suse.cz>
7672 PR tree-optimization/70043
7673 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
7674 previous statement if we see a debug statement.
7676 2016-03-03 Richard Biener <rguenther@suse.de>
7678 PR tree-optimization/55936
7679 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
7680 parameter and guard unsafe equivalence use.
7681 (vrp_evaluate_conditional_warnv_with_ops): Always use
7682 safe equivalences but not via the quadratic compare_names
7685 2016-03-03 Michael Collison <michael.collison@linaro.org>
7688 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
7689 for operand 1 to s_register_operand. Change predicate for operand
7690 2 to arm_not_immediate_operand.
7692 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
7694 * doc/tm.texi: Regenerated.
7696 2016-03-02 Richard Henderson <rth@redhat.com>
7699 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
7700 simplification when all args are positive non-fixed registers.
7702 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7704 * target.def (lra_p): Specify that new ports should use LRA.
7706 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7709 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
7710 gimplify_type_sizes the type they refer to.
7711 (omp_notice_variable): Handle reference vars to VLAs.
7712 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
7713 reference to VLA decls in the second pass instead of first pass.
7715 2016-03-02 Tom de Vries <tom@codesourcery.com>
7717 PR tree-optimization/68659
7718 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
7719 new_expr == NULL_TREE.
7720 (get_new_name): Handle ADDR_EXPR.
7722 2016-03-02 Bin Cheng <bin.cheng@arm.com>
7724 PR rtl-optimization/69052
7725 * loop-invariant.c (canonicalize_address): New function.
7726 (inv_can_prop_to_addr_use): Check validity of address expression
7727 which is canonicalized by above function.
7729 2016-03-02 Alan Modra <amodra@gmail.com>
7732 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
7735 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7738 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
7739 (*movhi_internal): Put mask moves from and to memory separately
7740 from moves from/to GPRs.
7742 2016-03-02 Richard Biener <rguenther@suse.de>
7744 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
7745 GENERIC expressions in GIMPLE.
7747 2016-03-02 Richard Biener <rguenther@suse.de>
7749 * config/i386/i386.c (type_natural_mode): Fix typo.
7751 2016-03-02 Nick Clifton <nickc@redhat.com>
7753 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
7755 2016-03-02 Richard Biener <rguenther@suse.de>
7756 Uros Bizjak <ubizjak@gmail.com>
7759 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
7761 2016-03-02 Richard Biener <rguenther@suse.de>
7764 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
7766 2016-03-02 Marek Polacek <polacek@redhat.com>
7769 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
7770 "is promoted to" warning.
7772 2016-03-01 DJ Delorie <dj@redhat.com>
7774 * config.gcc: Deprecate mep-*.
7776 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
7779 * lra-constraints.c (regno_val_use_in): New.
7780 (match_reload): Use it instead of regno_use_in.
7782 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7784 PR rtl-optimization/70007
7785 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
7786 references present in REG_EQUAL notes attached to non-SET patterns.
7788 2016-03-01 Jeff Law <law@redhat.com>
7790 PR tree-optimization/69196
7791 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7792 Appropriately clamp the number of statements to copy when the
7793 thread path does not traverse a loop backedge.
7795 PR tree-optimization/69196
7796 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7797 Do count some PHIs in the thread path against the insn count. Decrease
7798 final statement count by one as the control statement in the last
7799 block will get removed. Remove special cased code for handling PHIs
7802 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
7805 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
7806 asm dialect alternatives to explicit GOTPCREL calls.
7808 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7811 * ira.c (do_reload): Issue warning for generic stack checking here...
7812 * reload1.c (reload): ...instead of here and streamline it.
7814 2016-03-01 Nick Clifton <nickc@redhat.com>
7816 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
7818 2016-03-01 Richard Biener <rguenther@suse.de>
7820 PR tree-optimization/69983
7821 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
7822 types and fall back to operand_equal_p.
7824 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7827 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7829 * config/s390/constraints.md ("jm8"): New constraint.
7830 * config/s390/predicates.md ("const_int_8bitset_operand"): New
7832 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
7834 ("*setmem_long<setmem_and>"): New pattern.
7835 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
7837 ("*setmem_long_31z<setmem_and>"): New pattern.
7838 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
7839 New substitution rules with the required attributes.
7842 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7845 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7847 * gensupport.c (process_substs_on_one_elem): Split loop to
7848 complete mark_operands_used_in_match_dup on all expressions in the
7850 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7851 and remove function.
7853 2016-03-01 Richard Biener <rguenther@suse.de>
7856 * fold-const.c (fold_indirect_ref_1): Fix range checking for
7857 vector BIT_FIELD_REF extract.
7859 2016-03-01 Richard Biener <rguenther@suse.de>
7861 PR tree-optimization/69994
7862 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
7864 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
7866 PR tree-optimization/69956
7867 * tree-vect-stmts.c (supportable_widening_operation): Support
7868 multi-step conversion of boolean vectors.
7869 (supportable_narrowing_operation): Likewise.
7871 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7873 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
7876 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7878 * config/s390/subst.md (DSI_VI): New mode iterator.
7879 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
7880 * config/s390/vector.md ("vec_set<mode>"): Move expander before
7881 the insn definition.
7882 ("*vec_set<mode>"): Change predicate and add alternative to
7883 support only either register or const_int operands as element
7885 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
7887 ("vec_extract<mode>"): New expander.
7888 ("*vec_extract<mode>"): New insn definition supporting reg and
7889 const_int element selectors.
7890 ("*vec_extract<mode>_plus"): New insn definition supporting
7891 reg+const_int element selectors.
7892 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
7893 following expander+insn definition.
7894 ("<vec_shifts_name><mode>3"): New expander.
7895 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
7897 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7899 * config/s390/s390.md ("*tabort_1"): Change predicate to
7900 nonmemory_operand. Add a second alternative to cover
7901 register as well as const int operands.
7902 ("*tabort_1_plus"): New pattern definition.
7904 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7906 * config/s390/s390.md ("*ashrdi3_cc_31")
7907 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
7908 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
7909 Merge insn definitions into ...
7910 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7911 New pattern definition.
7912 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
7913 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
7914 ("*ashr<mode>3_and"): Merge insn definitions into ...
7915 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7916 New pattern definition.
7917 * config/s390/subst.md ("addr_style_op_cc_subst")
7918 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
7919 substitutions patterns plus attributes.
7920 Add ashiftrt to SUBST iterator.
7922 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7924 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
7925 op2 to nonmemory_operand.
7926 ("*<shift>di3_31", "*<shift>di3_31_and"):
7927 Merge into single pattern definition ...
7928 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
7929 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
7930 pattern definition ...
7931 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
7932 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
7935 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7937 * config/s390/predicates.md (const_int_6bitset_operand): New
7939 * config/s390/s390.md: Include subst.md.
7940 ("rotl<mode>3"): New expander.
7941 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
7943 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
7944 * config/s390/subst.md: New file.
7946 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7948 * config/s390/s390.md ("op_type", "atype", "length" attributes):
7949 Remove RRR type. It doesn't really exist.
7950 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
7952 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
7953 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
7954 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
7955 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
7956 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
7957 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
7958 `enabled' attribute.
7960 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7962 * gensupport.c (process_substs_on_one_elem): Split loop to
7963 complete mark_operands_used_in_match_dup on all expressions in the
7965 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7966 and remove function.
7968 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7971 * config/sparc/sparc.c (NWORDS_UP): Rename to...
7972 (CEIL_NWORDS): ...this. Use CEIL macro.
7973 (compute_fp_layout): Adjust to above renaming.
7974 (function_arg_union_value): Likewise.
7975 (sparc_arg_partial_bytes): Likewise.
7976 (sparc_function_arg_advance): Likewise.
7978 2016-02-29 Jeff Law <law@redhat.com>
7980 PR tree-optimization/70005
7981 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
7982 where an object with a boolean range is compared against a value
7985 PR tree-optimization/69999
7986 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
7987 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
7990 2016-02-29 Richard Biener <rguenther@suse.de>
7992 PR tree-optimization/69994
7993 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
7994 (get_unary_op): Look through nop conversions.
7995 (ops_equal_values_p): New function, look for equality diregarding
7997 (eliminate_plus_minus_pair): Use ops_equal_values_p
7998 (repropagate_negates): Do not use get_unary_op here.
8000 2016-02-29 Martin Liska <mliska@suse.cz>
8002 * system.h: Poison ENABLE_CHECKING macro.
8004 2016-02-29 Martin Liska <mliska@suse.cz>
8006 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8007 is presented in dump flags.
8008 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8009 (hsa_regalloc): Likewise.
8011 2016-02-19 Richard Biener <rguenther@suse.de>
8013 PR tree-optimization/69980
8014 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8015 permutation of those we need to keep.
8017 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8020 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8021 (NWORDS_UP): ...this
8022 (init_cumulative_args): Minor tweaks.
8023 (sparc_promote_function_mode): Likewise.
8024 (scan_record_type): Delete.
8025 (traverse_record_type): New function template.
8026 (classify_data_t): New structure type.
8027 (classify_registers): New inline function.
8028 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8029 exhausted. Instantiate traverse_record_type on classify_registers and
8030 deal with the case of a structure passed in slot #15 with no FP field
8032 (assign_data_t): New structure type.
8033 (compute_int_layout): New static function.
8034 (compute_fp_layout): Likewise.
8035 (count_registers): New inline function.
8036 (assign_int_registers): New static function.
8037 (assign_fp_registers): Likewise.
8038 (assign_registers): New inline function.
8039 (function_arg_record_value_1): Delete.
8040 (function_arg_record_value_2): Likewise.
8041 (function_arg_record_value_3): Likewise.
8042 (function_arg_record_value): Adjust to above changes. Instantiate
8043 traverse_record_type on count_registers to first count the number of
8044 registers to be used and then on assign_registers to assign them.
8045 (function_arg_union_value): Adjust to above renaming.
8046 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8047 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8048 case of a structure passed in slot #15
8049 (sparc_function_arg_advance): Likewise.
8050 (function_arg_padding): Minor tweak.
8052 2016-02-29 Richard Biener <rguenther@suse.de>
8054 PR tree-optimization/69720
8055 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8056 the adjustment_def path for possibly vectorized defs.
8057 (vect_create_epilog_for_reduction): Handle vectorized initial
8060 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8062 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8064 2016-02-27 Jeff Law <law@redhat.com>
8067 2016-02-26 Richard Biener <rguenther@suse.de>
8068 Jeff Law <law@redhat.com>
8070 PR tree-optimization/69740
8071 * cfghooks.c (remove_edge): Request loop fixups if we delete
8072 an edge that might turn an irreducible loop into a natural
8075 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8077 PR rtl-optimization/69896
8078 * tree-vect-generic.c (get_compute_type): Avoid single element
8081 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8083 Rename the AArch64 tuning option and related functions to enable the
8084 Newton series for the reciprocal square root to reflect its
8085 approximative characteristic.
8087 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8088 function to "aarch64_emit_approx_rsqrt".
8089 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8090 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8091 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8092 (xgene1_tunings): Likewise.
8093 (use_rsqrt_p): Likewise.
8094 (aarch64_emit_swrsqrt): Use new function name.
8095 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8096 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8097 text explaining this option.
8098 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8100 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8103 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8104 complain about -mallow-movmisalign without -mvsx if
8105 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8107 2016-02-26 Joel Sherrill <joel@rtems.org>
8109 * config.gcc: Add x86_64-*-rtems*.
8110 * config/i386/rtems-64.h: New file.
8112 2016-02-26 Joel Sherrill <joel@rtems.org>
8114 * config.gcc: Add aarch64-*-rtems*.
8115 * config/aarch64/rtems.h: New file.
8117 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8120 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8121 shift amount using %h. Add comment.
8123 2016-02-26 Richard Biener <rguenther@suse.de>
8124 Jeff Law <law@redhat.com>
8126 PR tree-optimization/69740
8127 * cfghooks.c (remove_edge): Request loop fixups if we delete
8128 an edge that might turn an irreducible loop into a natural
8131 2016-02-26 Martin Jambor <mjambor@suse.cz>
8134 * tree-sra.c (sra_modify_assign): Do not remove loads of
8135 uninitialized aggregates to SSA_NAMEs.
8137 2016-02-26 Richard Henderson <rth@redhat.com>
8140 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8141 pseudo in case the target rtx matches the source of the left
8144 2016-02-26 Martin Jambor <mjambor@suse.cz>
8147 * hsa.h (hsa_type_packed_p): Declare.
8148 * hsa.c (hsa_type_packed_p): New function.
8149 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8151 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8152 * hsa-brig.c (emit_basic_insn): Likewise.
8154 2016-02-26 Martin Jambor <mjambor@suse.cz>
8157 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8159 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8161 2016-02-26 Martin Jambor <mjambor@suse.cz>
8163 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8164 hsa_op_with_type operands.
8165 (hsa_unsigned_type_for_type): Declare.
8166 * hsa.c (hsa_unsigned_type_for_type): New function.
8167 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8168 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8169 the finalizer. Do not emit extra move.
8171 2016-02-26 Martin Jambor <mjambor@suse.cz>
8173 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8174 atomic operations in private segment.
8176 2016-02-26 Martin Jambor <mjambor@suse.cz>
8178 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8179 statements to wi->info. Also disallow omp simd constructs.
8180 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8181 for not gridifying. Dump special string for omp_for.
8183 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8186 * config/aarch64/aarch64.c (aarch64_set_current_function):
8187 Save/restore target globals when switching to
8188 target_option_default_node.
8190 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8193 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8194 Return 0 if !SHIFT_COUNT_TRUNCATED.
8196 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8197 Eric Botcazou <ebotcazou@adacore.com>
8199 PR rtl-optimization/69891
8200 * dse.c (scan_insn): If we can't figure out memset arguments
8201 or they are non-constant, call clear_rhs_from_active_local_stores.
8203 2016-02-26 Martin Liska <mliska@suse.cz>
8205 * doc/extend.texi: Mention clog10, clog10f an clog10l
8206 in Builtins section.
8208 2016-02-26 Martin Liska <mliska@suse.cz>
8210 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8212 (resolve_args_picking_1): Likewise.
8213 * dwarf2out.h (struct GTY): Likewise.
8215 2016-02-26 Martin Liska <mliska@suse.cz>
8217 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8219 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8221 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8222 Martin Liska <mliska@suse.cz>
8224 * doc/install.texi: Mention --enable-valgrind-annotations.
8226 2016-02-26 Richard Biener <rguenther@suse.de>
8228 PR tree-optimization/69551
8229 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8230 looking through aliases adjust DECL_PT_UID to refer to the
8231 ultimate alias target.
8233 2016-02-25 Martin Liska <mliska@suse.cz>
8236 * alloc-pool.c (after_memory_report): New variable.
8237 * alloc-pool.h (base_pool_allocator ::release): Do not use
8238 the infrastructure if after_memory_report.
8239 * toplev.c (toplev::main): Mark after memory report.
8241 2016-02-25 Richard Biener <rguenther@suse.de>
8243 PR tree-optimization/48795
8244 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8246 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8249 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8250 offloading is enabled and -fopenacc or -fopenmp is specified.
8251 (CRTOFFLOADEND): Likewise.
8252 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8253 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8254 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8255 (offload_objects_file_name): New static var.
8256 (tool_cleanup): Remove offload_objects_file_name file.
8257 (find_offloadbeginend): Replace with ...
8258 (find_crtoffloadtable): ... this.
8259 (run_gcc): Remove offload_argc and offload_argv.
8260 Get offload_objects_file_name from -foffload-objects=... option.
8261 Read names of object files with offload from this file, pass them to
8262 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8263 don't pass offloadbegin and offloadend to the linker. Don't pass
8264 offload non-LTO files to the linker, because now they're not claimed.
8266 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8269 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8270 on builtin_unreachable.
8272 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8274 PR rtl-optimization/69896
8275 * regcprop.c: Include cfgrtl.h.
8276 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8277 than remembered mode, either delete it (if noop_move_p), or
8278 treat like copy_p but not noop_p instruction.
8280 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8283 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8284 - allow NULL decl for Fortran DW_TAG_common_block variables.
8286 2016-02-24 Jason Merrill <jason@redhat.com>
8288 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8290 2016-02-24 Richard Biener <rguenther@suse.de>
8291 Jakub Jelinek <jakub@redhat.com>
8294 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8295 conditionally executed ops to well-defined overflow behavior.
8297 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8300 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8303 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8305 PR rtl-optimization/69886
8306 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8307 argument. Use it when checking validity of set instructions.
8308 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8309 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8311 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8312 * store-motion.c (find_moveable_store): Update
8313 can_assign_to_reg_without_clobbers_p callsite.
8315 2016-02-24 Richard Biener <rguenther@suse.de>
8318 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8320 (record_nonwrapping_iv): Do not fall back to the low/high bound
8321 for non-constant IV bases if the stmt is not always executed.
8323 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8325 * config/arm/arm-cores.def (cortex-a32): New entry.
8326 * config/arm/arm-tables.opt: Regenerate.
8327 * config/arm/arm-tune.md: Regenerate.
8328 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8329 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8330 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8331 for -mcpu and -mtune.
8333 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8336 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8337 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8338 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8339 (atomic_loaddi_1): Delete.
8340 (atomic_loaddi): Rewrite expander using the above changes.
8342 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8345 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8348 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8349 Richard Biener <rguenth@suse.de>
8352 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8353 set_mem_attributes if tem is SSA_NAME which got expanded
8356 2016-02-24 Richard Biener <rguenther@suse.de>
8358 PR tree-optimization/69907
8359 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8360 end of permutations for BB vectorization.
8362 2016-02-24 Christian Bruel <christian.bruel@st.com>
8364 * config/arm/arm-c.c (arm_option_override): Initialize
8365 target_option_current_node.
8366 * config/arm/arm.c (arm_pragma_target_parse): Replace
8367 build_target_option_node call by target_option_current_node.
8368 Set target_option_current_node.
8371 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
8374 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
8375 define_insn_and_split to define_insn.
8376 (zero_extendqi<mode>2_dot2): Same.
8377 (extendqi<mode>2_dot): Same.
8378 (extendqi<mode>2_dot2): Same.
8380 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8382 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
8383 and add bypass for AES{D,E} and AESMC pairs.
8384 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8387 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8389 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
8390 series for reciprocal square root in Exynos M1.
8392 2016-02-23 Martin Sebor <msebor@redhat.com>
8395 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
8396 __builtin_alloca_with_align.
8398 2016-02-23 Richard Henderson <rth@redhat.com>
8400 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
8401 (ix86_register_pragmas): Remove __seg_tls.
8402 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
8403 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
8404 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
8405 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
8406 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
8407 * doc/extend.texi (__seg_tls): Remove item.
8409 2016-02-23 Richard Biener <rguenther@suse.de>
8411 * alloc-pool.h (struct allocation_object): Make id member
8412 conditional on CHECKING_P again.
8413 (get_instance): Adjust.
8414 (base_pool_allocator): Likewise.
8416 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
8418 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
8419 (parallelize_loops): In OpenACC kernels mode, set n_threads to
8421 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8423 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
8425 2016-02-23 Richard Biener <rguenther@suse.de>
8427 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
8428 * bitmap.h (struct bitmap_usage): Likewise.
8429 (bitmap_move): Declare.
8430 * bitmap.c (register_overhead): Take size_t argument.
8431 (bitmap_move): New function.
8432 * df-problems.c (df_rd_transfer_function): Use bitmap_move
8433 to properly account overhead.
8434 * tree.c (free_node): Use tree_size.
8436 2016-02-23 Jakub Jelinek <jakub@redhat.com>
8439 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
8440 when inverting comparison.
8443 * common.opt (Wunreachable-code): Add Warning flag.
8445 2016-02-23 Mark Wielaard <mjw@redhat.com>
8446 Jakub Jelinek <jakub@redhat.com>
8449 * cgraphunit.c (check_global_declaration): Check main_input_filename
8450 and DECL_SOURCE_FILE are not NULL.
8452 2016-02-23 Martin Jambor <mjambor@suse.cz>
8454 PR tree-optimization/69666
8455 * tree-sra.c (sra_modify_assign): Do not attempt to create
8456 default_def replacements for unscalarizable regions.
8458 2016-02-20 Mark Wielaard <mjw@redhat.com>
8461 * cgraphunit.c (check_global_declaration): Check level of
8462 warn_unused_const_variable and main_input_filename.
8463 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8464 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8465 (-Wunused-const-variable): Explain levels 1 and 2.
8467 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8470 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
8471 identical arguments. Formatting and spelling fixes.
8474 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
8479 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
8480 and m68k-devices.def.
8481 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
8482 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
8484 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
8486 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
8487 and HImode registers.
8489 2016-02-22 Richard Biener <rguenther@suse.de>
8491 PR tree-optimization/69882
8492 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
8493 preserve permutations present because of gaps.
8494 (vect_supported_load_permutation_p): Always continue checking
8495 permutations after vect_attempt_slp_rearrange_stmts.
8497 2016-02-22 Bin Cheng <bin.cheng@arm.com>
8499 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
8500 min_profitable_estimate, rather than min_profitable_iters.
8502 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8505 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
8506 SImode for last match_operand.
8508 2016-02-22 Martin Liska <mliska@suse.cz>
8510 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
8511 return bitsize - 1 as the return value.
8513 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
8517 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
8518 Handle negative shift counts.
8519 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
8520 force_reg on the shift constant.
8521 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
8522 (lshrsi3_d): Handle negative shift counts.
8524 2016-02-22 Richard Biener <rguenther@suse.de>
8525 Tom de Vries <tom@codesourcery.com>
8527 * graph.c: Include dumpfile.h.
8528 (print_graph_cfg): Split into three overloads.
8529 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
8531 2016-02-22 Tom de Vries <tom@codesourcery.com>
8533 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
8536 2016-02-22 Richard Biener <rguenther@suse.de>
8539 * ipa-inline-transform.c (inline_call): When not updating
8540 overall summaries adjust self size by the growth estimate.
8541 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
8542 hash-set, do not update overall summaries here. Renamed from ...
8543 (inline_to_all_callers): ... this which is now wrapping the
8544 above and performing delayed overall summary update.
8545 (early_inline_small_functions): Delay updating of the overall
8548 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
8550 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
8553 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8556 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
8557 :%* in %:gt() argument.
8558 (greater_than_spec_func): Adjust for expecting only numbers,
8559 if there are more than two numbers, compare the last two.
8561 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
8563 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
8564 -Wnarrowing with -std.
8566 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8569 * expr.c (store_field): Don't use bit-field path if exp is
8570 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
8571 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
8572 and the assignment can be performed by bitwise copy. Formatting
8576 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
8577 call copy_reg_eh_region_note_forward on before and/or after sequences
8578 and remove note from insn if it no longer can throw.
8581 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
8584 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8586 * config/s390/vector.md: Add missing commutative operand markers
8587 to the patterns which qualify for one.
8588 * config/s390/vx-builtins.md: Likewise.
8590 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8592 * config/s390/vector.md (VI, VI_QHS): Add single element vector
8593 types to mode iterators.
8594 (vec_double): ... and mode attribute.
8595 * config/s390/vx-builtins.md (non_vec_int): Likewise.
8597 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8599 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
8600 Change the predicate of op2 from nonimmediate to general and let
8601 reload fix it if necessary.
8603 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8605 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
8607 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8609 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
8612 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8614 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
8615 * config/s390/s390.c (s390_expand_vec_movstr): New function.
8616 * config/s390/s390.md ("movstr<P:mode>"): Call
8617 s390_expand_vec_movstr.
8619 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8621 * config/s390/s390.md: Add missing output modifier for operand 1
8622 to print it as address properly.
8624 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8626 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
8627 * config/s390/2964.md: New file.
8628 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
8629 of insn grouping attributes depending on the CPU level.
8630 (s390_get_unit_mask): New function.
8631 (s390_sched_score): Remove the OOO from the scheduling macros.
8632 Add loop to calculate a score for the instruction mix.
8633 (s390_sched_reorder): Likewise plus improve debug output.
8634 (s390_sched_variable_issue): Rename macros as above. Calculate
8635 the unit distances after actually scheduling an insn. Improve
8637 (s390_sched_init): Clear last_scheduled_unit_distance array.
8638 * config/s390/s390.md: Include 2964.md.
8640 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8643 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
8644 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
8645 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
8646 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
8647 *avx512f_<code>v8div16qi2_mask_1): New insns.
8649 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8652 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
8655 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
8656 earlyclobber from target. Use wF constraint for fused memory
8658 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
8660 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8661 Martin Liska <mliska@suse.cz>
8664 * cfgexpand.c (asan_sanitize_stack_p): New function.
8665 (partition_stack_vars): Use the function.
8666 (expand_stack_vars): Likewise.
8667 (defer_stack_allocation): Likewise.
8668 (expand_used_vars): Likewise.
8670 2016-02-18 Richard Biener <rguenther@suse.de>
8673 * fold-const.c (operand_equal_p): Properly compare offsets for
8674 IMAGPART_EXPR and ARRAY_REF.
8676 2016-02-18 Nick Clifton <nickc@redhat.com>
8680 * config/arm/arm.c (arm_option_override_internal): Disable
8681 interworking if the target does not support thumb instructions.
8682 (arm_reload_in_hi): Handle the case where a register to register
8683 move needs reloading because there is no simple pattern to handle
8685 (arm_reload_out_hi): Likewise.
8687 2016-02-18 Richard Biener <rguenther@suse.de>
8690 * match.pd: Don't use fold_binary or fold_unary for folding
8693 2016-02-17 Jakub Jelinek <jakub@redhat.com>
8696 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
8697 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
8698 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
8699 warn on gimple_no_warning_p statements.
8701 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
8703 * doc/extend.texi (C++ Attributes): Correct description of
8704 warn_unused type attribute.
8706 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8708 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
8709 correct instruction.
8711 2016-02-17 Richard Biener <rguenther@suse.de>
8713 PR rtl-optimization/69609
8714 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
8715 (find_traces_1_round): When ending a trace update cached priority
8717 (bb_to_key): Use cached priority when available.
8718 (copy_bb): Initialize cached priority.
8719 (reorder_basic_blocks_software_trace_cache): Likewise.
8721 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8724 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
8726 (aarch64_comparison_operator): Break overly long line into two.
8727 (aarch64_comparison_operation): Likewise.
8728 * config/aarch64/aarch64.md (cstorecc4): Use
8729 aarch64_comparison_operator_mode instead of
8730 aarch64_comparison_operator.
8731 (cstore<mode>4): Likewise.
8732 (aarch64_cstore<mode>): Likewise.
8733 (*cstoresi_insn_uxtw): Likewise.
8734 (cstore<mode>_neg): Likewise.
8735 (*cstoresi_neg_uxtw): Likewise.
8737 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8740 * config/arm/predicates.md (arm_comparison_operator_mode):
8742 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
8743 instead of arm_comparison_operator.
8744 (*mov_negscc): Likewise.
8745 (*mov_notscc): Likewise.
8746 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
8747 (*thumb2_mov_negscc): Likewise.
8748 (*thumb2_mov_negscc_strict_it): Likewise.
8749 (*thumb2_mov_notscc): Likewise.
8750 (*thumb2_mov_notscc_strict_it): Likewise.
8752 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
8754 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
8757 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
8759 * config/visium/visium.c (machine_libfunc_index): New enum.
8760 (machine_libfuncs): New structure.
8761 (visium_libfuncs): New static variable.
8762 (TARGET_INIT_LIBFUNCS): Define to...
8763 (visium_init_libfuncs): ...this. New function.
8764 (expand_block_move_4): Use the appropriate libfunc.
8765 (expand_block_move_2): Likewise.
8766 (expand_block_move_1): Likewise.
8767 (expand_block_set_4): Likewise.
8768 (expand_block_set_2): Likewise.
8769 (expand_block_set_1): Likewise.
8770 (visium_trampoline_init): Likewise.
8772 2016-02-17 Nick Clifton <nickc@redhat.com>
8774 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
8775 TI's devices.csv file as of March 2016.
8777 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
8780 * opts-global.c (handle_common_deferred_options): Introduce and
8781 initialize two global variables to remember command-line options
8782 specifying a stack-limiting register.
8783 * opts.h: Add extern declarations of the two new global variables.
8784 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
8785 variable based on the values of the two new global variables.
8787 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8790 * common.opt (Wnonnull-compare): New warning.
8791 * doc/invoke.texi (-Wnonnull): Remove text about comparison
8792 of arguments against NULL.
8793 (-Wnonnull-compare): Document.
8794 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
8795 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
8796 * passes.def (pass_warn_nonnull_compare): Add.
8797 * gimple-ssa-nonnull-compare.c: New file.
8799 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8801 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
8802 AARCH64_EXTRA_TUNE_RECIP_SQRT.
8804 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8806 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
8807 reciprocal sqrt for -mlow-precision-recip-sqrt.
8809 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8810 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8812 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
8813 always use lane loads to construct non-constant vectors.
8815 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8817 * config/aarch64/aarch64.md
8818 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
8819 constraints for operand 3.
8820 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
8822 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8823 Richard Biener <rguenther@suse.de>
8825 PR tree-optimization/69820
8826 * tree-vect-patterns.c (type_conversion_p): Return false if
8827 *orig_type is unsigned single precision or boolean.
8828 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
8831 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8833 PR rtl-optimization/69764
8834 PR rtl-optimization/69771
8835 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
8836 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
8838 2016-02-16 Richard Biener <rguenther@suse.de>
8840 PR tree-optimization/69776
8841 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
8843 (indirect_refs_may_alias_p): Likewise.
8844 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
8845 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
8846 according to tbaa_p.
8847 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
8848 (optimize_stmt): For redundant store discovery do not allow tbaa.
8850 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
8852 PR tree-optimization/69714
8853 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
8854 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
8856 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
8858 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
8859 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
8860 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
8861 * config/arc/arc.c (arc_init): Check FPU options.
8862 (get_arc_condition_code): Handle new CC_FPU* modes.
8863 (arc_select_cc_mode): Likewise.
8864 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
8865 register pair only. Allow access for ARCv2 accumulator.
8866 (gen_compare_reg): Whenever we have FPU support use FPU compare
8868 (arc_reorg): Don't generate brcc insns when FPU compare
8869 instructions are involved.
8870 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
8871 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
8872 floating point emulation.
8873 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
8874 (REVERSE_CONDITION): Add new CC_FPU* modes.
8875 (TARGET_FP_SP_BASE): Define.
8876 (TARGET_FP_DP_BASE): Likewise.
8877 (TARGET_FP_SP_FUSED): Likewise.
8878 (TARGET_FP_DP_FUSED): Likewise.
8879 (TARGET_FP_SP_CONV): Likewise.
8880 (TARGET_FP_DP_CONV): Likewise.
8881 (TARGET_FP_SP_SQRT): Likewise.
8882 (TARGET_FP_DP_SQRT): Likewise.
8883 (TARGET_FP_DP_AX): Likewise.
8884 * config/arc/arc.md (ARCV2_ACC): New constant.
8885 (type): New fpu type attribute.
8886 (SDF): Conditional iterator.
8887 (cstore<mode>, cbranch<mode>): Change expand condition.
8888 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
8889 handles FPU/FPX cases as well.
8890 * config/arc/arc.opt (mfpu): New option.
8891 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
8893 (adddf3, muldf3, subdf3): Removed.
8894 * config/arc/predicates.md (proper_comparison_operator): Recognize
8896 * config/arc/fpu.md: New file.
8897 * doc/invoke.texi (ARC Options): Document mfpu option.
8899 2016-02-16 Richard Biener <rguenther@suse.de>
8901 PR rtl-optimization/69291
8902 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
8903 noce_operand_ok check.
8905 2016-02-16 Tom de Vries <tom@codesourcery.com>
8908 * omp-low.c (simd_clone_create): Remove call to
8909 symtab->call_cgraph_insertion_hooks.
8911 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8913 PR tree-optimization/69802
8914 * tree-ssa-reassoc.c (update_range_test): If op is
8915 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
8916 op == 1 test of precision 1 integral op, otherwise handle
8917 that case as op itself. Fix up formatting.
8918 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
8921 2016-02-16 Richard Biener <rguenther@suse.de>
8923 PR tree-optimization/69586
8924 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
8925 types for conversion sources.
8927 2016-02-16 Richard Biener <rguenther@suse.de>
8930 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
8931 mask OEP_ADDRESS_OF.
8933 2016-02-16 Alan Modra <amodra@gmail.com>
8936 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
8937 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
8938 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
8940 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
8941 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
8942 (p8_fmrgow_<mode>): Likewise.
8943 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
8945 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
8946 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
8947 to use movdi_internal64. Remove op0_di.
8948 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
8950 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
8952 Add support for the FCCMP insn types
8954 * config/aarch64/aarch64.md (fccmp): Change insn type.
8956 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
8957 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
8958 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
8959 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
8960 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
8961 * config/arm/types.md (fccmps): Add new insn type.
8964 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
8966 * alias.c (get_alias_set): Fix a typo in comment.
8968 2016-02-15 Richard Biener <rguenther@suse.de>
8970 PR tree-optimization/69595
8971 * match.pd: Complete range test simplification to true.
8973 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
8975 PR rtl-optimization/69648
8976 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
8977 pic_offset_table_rtx.
8979 PR rtl-optimization/69752
8980 * ira.c (update_equiv_regs): When looking for more than a single SET,
8981 also take other side effects into account.
8983 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8985 * config/s390/s390.c (s390_function_profiler): Add a new sequence
8986 for z900+ CPUs in 31-bit mode.
8988 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8990 * common/config/s390/s390-common.c (s390_supports_split_stack):
8992 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
8993 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
8994 * config/s390/s390.c (struct machine_function): New field
8995 split_stack_varargs_pointer.
8996 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
8997 in s390_emit_prologue.
8998 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9000 (morestack_ref): New global.
9001 (SPLIT_STACK_AVAILABLE): New macro.
9002 (s390_expand_split_stack_prologue): New function.
9003 (s390_live_on_entry): New function.
9004 (s390_va_start): Use split-stack vararg pointer if appropriate.
9005 (s390_asm_file_end): Emit the split-stack note sections.
9006 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9007 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9008 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9009 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9010 (split_stack_prologue): New expand.
9011 (split_stack_space_check): New expand.
9012 (split_stack_data): New insn.
9013 (split_stack_call): New expand.
9014 (split_stack_call_*): New insn.
9015 (split_stack_cond_call): New expand.
9016 (split_stack_cond_call_*): New insn.
9018 2016-02-15 Richard Biener <rguenther@suse.de>
9020 PR tree-optimization/69783
9021 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9022 Add trivially correct cases.
9024 2016-02-15 Tom de Vries <tom@codesourcery.com>
9027 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9029 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9031 2016-02-15 Richard Biener <rguenther@suse.de>
9033 PR tree-optimization/69776
9034 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9035 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9036 indicate whether we can use TBAA to disambiguate against stores.
9037 Use alias-set zero if not.
9038 (visit_reference_op_store): Do not use TBAA when looking up
9040 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9041 (eliminate_dom_walker::before_dom_children): But not when looking
9042 up redundant stores.
9044 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9046 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9048 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9050 * config/i386/znver1.md
9051 (znver1_pop, znver1_pop_mem,
9052 znver1_load_imov_double_store,
9053 znver1_load_imov_direct_store,
9054 znver1_load_imov_direct_load,
9055 znver1_load_imov_double_load): Add new.
9056 (znver1_insn, znver1_insn_load): Add icmov type.
9058 znver1_sseavx_fma_load,
9060 znver1_avx256_fma_load): Fix pipe usage.
9062 2016-02-14 Alan Modra <amodra@gmail.com>
9065 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9066 with an invalid hard reg, reload just the reg not the entire
9067 pre/post-inc/dec address expression.
9069 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9072 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9073 fixed R1_REG scratch reg.
9074 (sibcall_value_pcrel_fdpic): Likewise.
9076 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9080 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9082 2016-02-12 Walter Lee <walt@tilera.com>
9084 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9085 * config/tilegx/t-tilegx: Likewise.
9087 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9090 * diagnostic-show-locus.c (struct line_span): New struct.
9091 (layout::get_first_line): Delete.
9092 (layout::get_last_line): Delete.
9093 (layout::get_num_line_spans): New member function.
9094 (layout::get_line_span): Likewise.
9095 (layout::print_heading_for_line_span_index_p): Likewise.
9096 (layout::get_expanded_location): Likewise.
9097 (layout::calculate_line_spans): Likewise.
9098 (layout::m_first_line): Delete.
9099 (layout::m_last_line): Delete.
9100 (layout::m_line_spans): New field.
9101 (layout::layout): Update comment. Replace m_first_line and
9102 m_last_line with m_line_spans, replacing their initialization
9103 with a call to calculate_line_spans.
9104 (diagnostic_show_locus): When printing source lines and
9105 annotations, rather than looping over a single span
9106 of lines, instead loop over each line_span within
9107 the layout, with an inner loop over the lines within them.
9108 Call the context's start_span callback when changing line spans.
9109 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9110 (diagnostic_build_prefix): Break out the building of the location
9111 part of the string into...
9112 (diagnostic_get_location_text): ...this new function, rewriting
9113 it from nested ternary expressions to a sequence of "if"
9115 (default_diagnostic_start_span_fn): New function.
9116 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9117 (diagnostic_context::start_span): New field.
9118 (default_diagnostic_start_span_fn): New prototype.
9120 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9123 * gcc.c (driver::finalize): Fix cleanup of "specs".
9125 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9129 * gcc.c (driver::driver): Initialize m_option_suggestions.
9130 (driver::~driver): Clean up m_option_suggestions.
9131 (suggest_option): Convert to...
9132 (driver::suggest_option): ...this, and split out into
9133 driver::build_option_suggestions and find_closest_string.
9134 (driver::build_option_suggestions): New function, from
9135 first half of suggest_option. Special-case
9136 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9137 the sanitizer_opts array. For options of enum types, add the
9138 various enum values to the candidate strings.
9139 (driver::handle_unrecognized_options): Remove "const".
9140 * gcc.h (driver::handle_unrecognized_options): Likewise.
9141 (driver::build_option_suggestions): New decl.
9142 (driver::suggest_option): New decl.
9143 (driver::m_option_suggestions): New field.
9144 * opts-common.c (add_misspelling_candidates): New function.
9145 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9146 and make non-static.
9147 * opts.h (sanitizer_opts): New array decl.
9148 (add_misspelling_candidates): New function decl.
9149 * spellcheck.c (find_closest_string): New function.
9150 * spellcheck.h (find_closest_string): New function decl.
9152 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9154 PR rtl-optimization/69764
9155 PR rtl-optimization/69771
9156 * optabs.c (expand_binop_directly): For shift_optab_p, force
9157 convert_modes with VOIDmode if xop1 has VOIDmode.
9159 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9162 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9163 to correctly determine instrumentation thunks.
9165 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9168 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9169 type by reference, force lhs on the call.
9172 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9173 Compute retval and retbnd early in all cases if split_part_return_p
9174 and return_bb is not EXIT. Remove all clobber stmts and reset
9175 all debug stmts that refer to SSA_NAMEs defined in split part,
9176 except if it is retval, in that case replace the old retval with the
9177 lhs of the call to the split part.
9179 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9182 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9185 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9186 whose result is used in PHI.
9187 (maybe_optimize_range_tests): Likewise.
9188 (final_range_test_p): Likweise.
9190 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9193 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9194 whose result is used in PHI.
9195 (maybe_optimize_range_tests): Likewise.
9196 (final_range_test_p): Likweise.
9198 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9200 * cgraph.c: Spelling fixes - behaviour -> behavior and
9201 neighbour -> neighbor.
9202 * target.def: Likewise.
9203 * sel-sched.c: Likewise.
9204 * config/mips/mips.c: Likewise.
9205 * config/arc/arc.md: Likewise.
9206 * config/arm/cortex-a57.md: Likewise.
9207 * config/arm/arm.c: Likewise.
9208 * config/arm/neon.md: Likewise.
9209 * config/arm/arm-c.c: Likewise.
9210 * config/vms/vms-c.c: Likewise.
9211 * config/s390/s390.c: Likewise.
9212 * config/i386/znver1.md: Likewise.
9213 * config/i386/i386.c: Likewise.
9214 * config/ia64/hpux-unix2003.h: Likewise.
9215 * config/msp430/msp430.md: Likewise.
9216 * config/rx/rx.c: Likewise.
9217 * config/rx/rx.md: Likewise.
9218 * config/aarch64/aarch64-simd.md: Likewise.
9219 * config/aarch64/aarch64.c: Likewise.
9220 * config/nvptx/nvptx.c: Likewise.
9221 * config/bfin/bfin.c: Likewise.
9222 * config/cris/cris.opt: Likewise.
9223 * config/rs6000/rs6000.c: Likewise.
9224 * target.h: Likewise.
9225 * spellcheck.c: Likewise.
9226 * ira-build.c: Likewise.
9227 * tree-inline.c: Likewise.
9228 * builtins.c: Likewise.
9229 * lra-constraints.c: Likewise.
9230 * explow.c: Likewise.
9231 * hwint.h: Likewise.
9232 * targhooks.c: Likewise.
9233 * tree-vect-data-refs.c: Likewise.
9235 * doc/tm.texi: Likewise.
9236 * doc/extend.texi: Likewise.
9237 * doc/install.texi: Likewise.
9238 * doc/md.texi: Likewise.
9239 * tree-ssa-tail-merge.c: Likewise.
9240 * sched-int.h: Likewise.
9241 * match.pd: Likewise.
9242 * sched-ebb.c: Likewise.
9243 * target.def (omit_struct_return_reg): Likewise.
9244 * gimple-ssa-isolate-paths.c: Likewise.
9245 (find_implicit_erroneous_behaviour): Renamed to...
9246 (find_implicit_erroneous_behavior): ... this.
9247 (find_explicit_erroneous_behaviour): Renamed to...
9248 (find_explicit_erroneous_behavior): ... this.
9249 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9251 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9253 PR rtl-optimization/64682
9254 PR rtl-optimization/69567
9255 PR rtl-optimization/69737
9256 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9257 in I2 as well, just lose it.
9259 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9261 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9263 (aarch64_last_printed_tune_string): Likewise.
9264 (aarch64_declare_function_name): Only output .arch assembler
9265 directive if it will be different from the previously output
9266 directive. Same for .tune comment but only if -dA is set.
9267 (aarch64_start_file): New function.
9268 (TARGET_ASM_FILE_START): Define.
9270 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9273 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9275 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9278 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9279 -Wmaybe-uninitialized warning.
9281 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9284 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9286 2016-02-11 Richard Biener <rguenther@suse.de>
9288 PR rtl-optimization/69291
9289 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9290 subexpressions affected by changing the result.
9292 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9295 * lra-constraints.c (curr_insn_transform): Find in/out operands
9296 for secondary memory moves. Update dups.
9298 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9300 PR tree-optimization/69652
9301 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9302 to nested loop, did source re-formatting, skip debug statements,
9303 add check on statement with volatile operand, remove dead scalar
9306 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9307 Patrick Palka <ppalka@gcc.gnu.org>
9311 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9312 calls if the return type is TREE_ADDRESSABLE.
9313 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9314 * ipa-split.c (split_function): Fix doubled "we" in comment.
9315 Use void return type for the split part even if
9316 !split_point->split_part_set_retval.
9318 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9320 PR tree-optimization/68021
9321 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9322 when computing the value of biv cand by itself.
9324 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9326 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9327 (cortexa57_tunings): Likewise.
9328 (cortexa72_tunings): Likewise.
9329 (arch_macro_fusion_pair_p): Add support for AES fusion.
9330 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9331 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9332 Allow virtual registers before reload so early scheduling works.
9333 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9334 correct latency and pipeline.
9335 (cortex_a57_crypto_complex): Likewise.
9336 (cortex_a57_crypto_xor): Likewise.
9337 (define_bypass): Add AES bypass.
9339 2016-02-10 Richard Biener <rguenther@suse.de>
9341 PR tree-optimization/69726
9342 * passes.def: Add DCE pass before late uninit.
9343 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9344 really fixup if-conversions job.
9346 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9348 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9349 (arm_cortex_a57_tune): Likewise.
9350 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9351 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9353 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9355 * timevar.def (TV_PHASE_DBGINFO): Delete.
9356 (TV_PHASE_CHECK_DBGINFO): Likewise.
9357 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9359 2016-02-10 Richard Biener <rguenther@suse.de>
9361 PR tree-optimization/69719
9362 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9363 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
9365 2016-02-09 Andrew Pinski <apinski@cavium.com>
9368 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
9369 get_vcond_mask_icode returns false.
9371 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9374 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
9375 an ADDIS that adds a pointer to a large constant that sets the
9376 upper16 bits with a load operation.
9378 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9381 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
9383 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
9385 (vzipq_s16): Likewise.
9386 (vzipq_s32): Likewise.
9387 (vzipq_f32): Likewise.
9388 (vzipq_u8): Likewise.
9389 (vzipq_u16): Likewise.
9390 (vzipq_u32): Likewise.
9391 (vzipq_p8): Likewise.
9392 (vzipq_p16): Likewise.
9394 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9397 * config/arm/arm.c (neon_endian_lane_map): New function.
9398 (neon_vector_pair_endian_lane_map): New function.
9399 (arm_evpc_neon_vuzp): Allow for big endian lane order.
9400 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
9402 (vuzpq_s16): Likewise.
9403 (vuzpq_s32): Likewise.
9404 (vuzpq_f32): Likewise.
9405 (vuzpq_u8): Likewise.
9406 (vuzpq_u16): Likewise.
9407 (vuzpq_u32): Likewise.
9408 (vuzpq_p8): Likewise.
9409 (vuzpq_p16): Likewise.
9411 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
9414 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
9417 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
9419 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
9420 truncate const_int operand 1 to QImode.
9422 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
9424 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
9425 corresponding to an abnormal edge.
9427 2016-02-09 Tom de Vries <tom@codesourcery.com>
9429 PR tree-optimization/69599
9430 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
9432 (find_func_aliases_for_builtin_call, find_func_clobbers)
9433 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
9436 2016-02-09 Richard Biener <rguenther@suse.de>
9438 PR tree-optimization/69715
9439 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
9440 LHS on calls as non-rewritable.
9442 2016-02-09 Tom de Vries <tom@codesourcery.com>
9445 * lto-wrapper.c (append_diag_options): New function.
9446 (compile_offload_image): Call append_diag_options.
9448 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
9451 * doc/extend.texi (Flag Output Operands): Correct sectioning.
9452 Minor copy-edit to fix verb tenses.
9454 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9456 PR tree-optimization/69209
9457 * ipa-split.c (split_function): If split part is not
9458 returning retval, retval has gimple type but is not
9459 gimple value, force it into a SSA_NAME first.
9461 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9463 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9466 2016-02-08 Jason Merrill <jason@redhat.com>
9469 * convert.c (convert_to_integer_1): Check dofold on truncation
9471 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
9472 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
9473 Rename from *_nofold.
9474 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
9475 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
9477 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
9480 * tree.c (build_common_tree_nodes): Remove short_double argument.
9481 All callers changed.
9482 * tree.h (build_common_tree_nodes): Adjust declaration.
9483 * doc/invoke.texi (-fshort-double): Remove documentation.
9484 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9485 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
9486 * lto-wrapper.c (merge_and_complain, append_compiler_options)
9487 (append_linker_options): Don't handle OPT_fshort_double.
9489 PR rtl-optimization/68730
9490 * lra-remat.c (insn_to_cand_activation): New static variable.
9491 (lra_remat): Allocate and free it.
9492 (create_cand): New arg activation. Initialize a field in
9493 insn_to_cand_activation if it is nonnull.
9494 (create_cands): Pass the activation insn to create_cand when making
9495 a candidate involving an output reload. Reorganize code a little.
9496 (do_remat): Keep track of active status of candidates in a separate
9499 2016-02-08 Richard Biener <rguenther@suse.de>
9501 PR tree-optimization/69719
9502 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9503 Properly use absolute of the difference of the two offsets to
9504 compare or adjust the segment length.
9506 2016-02-08 Richard Biener <rguenther@suse.de>
9507 Jeff Law <law@redhat.com>
9510 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
9511 types for anonymous SSA names.
9513 2016-02-08 Richard Biener <rguenther@suse.de>
9515 PR rtl-optimization/69274
9516 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
9518 2016-02-08 Jeff Law <law@redhat.com>
9520 PR tree-optimization/65917
9521 * tree-ssa-dom.c (record_temporary_equivalences): Record both
9522 equivalences from if (x == y) style conditionals.
9523 (loop_depth_of_name): Remove.
9524 (record_equality): Remove loop depth check.
9525 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
9526 (const_and_copies::record_const_or_copy_raw): New member function.
9527 * tree-ssa-scopedtables.c
9528 (const_and_copies::record_const_or_copy_raw): New, factored out of
9529 (const_and_copies::record_const_or_copy): Call new member function.
9531 2016-02-05 Jeff Law <law@redhat.com>
9533 PR tree-optimization/68541
9534 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
9535 (count_stmts_in_block): New function.
9536 (poor_ifcvt_candidate_code): Likewise.
9537 (is_feasible_trace): Add some heuristics to determine when path
9538 splitting is profitable.
9539 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
9540 is a diamond with a single exit.
9542 2016-02-05 Martin Sebor <msebor@redhat.com>
9545 * doc/invoke.texi: Update -Wplacement-new to take an optional
9548 2016-02-06 Richard Henderson <rth@redhat.com>
9551 * tree.c (tree_nop_conversion_p): Do not strip casts into or
9552 out of non-standard address spaces.
9554 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9556 PR rtl-optimization/69691
9557 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
9559 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
9561 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
9562 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
9563 (*ieee128_mfvsrd_64bit): Likewise.
9564 (*ieee128_mfvsrd_32bit): Likewise.
9566 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
9570 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9572 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
9573 instrumented_version.
9575 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
9577 * doc/invoke.texi (Optimize Options): In table of --param options
9578 rename second occurrence of tracer-min-branch-ratio to
9579 tracer-min-branch-probability, rename
9580 tracer-min-branch-ratio-feedback to
9581 tracer-min-branch-probability-feedback and clarify description,
9582 rename sched-spec-state-edge-prob-cutoff to
9583 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
9584 to selsched-insns-to-rename, rename lto-minpartition to
9585 lto-min-partition, delete reorder-blocks-duplicate and
9586 reorder-blocks-duplicate-feedback.
9588 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9590 * config/s390/s390.c (s390_register_info_set_ranges): Remove
9593 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
9595 * doc/extend.texi: S/390: Correct some typos.
9597 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9599 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
9601 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9604 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
9605 (s390_register_info_gprtofpr): Use new macros above.
9606 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
9608 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
9609 its name. Adjust restore and save gpr ranges.
9610 (s390_register_info_set_ranges): New function.
9611 (s390_register_info): Use new macros above. Call
9612 s390_register_info_set_ranges.
9613 (s390_optimize_register_info): Likewise.
9614 (s390_hard_regno_rename_ok): Use new macros.
9615 (s390_hard_regno_scratch_ok): Likewise.
9616 (s390_emit_epilogue): Likewise.
9617 (s390_can_use_return_insn): Likewise.
9618 (s390_optimize_prologue): Likewise.
9619 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
9621 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9624 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
9626 (ix86_option_override_internal): Disable TARGET_STV even for
9627 -m{incoming,preferred}-stack-boundary=3.
9629 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9631 * config.gcc: Mark deprecated rtems targets as obsolete.
9633 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
9635 PR rtl-optimization/64682
9636 PR rtl-optimization/69567
9637 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
9638 before I2 only if the register is both used and set in I2.
9640 2016-02-04 DJ Delorie <dj@redhat.com>
9642 * config/msp430/msp430.c (msp430_start_function): Add function type.
9644 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9647 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
9649 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
9651 PR rtl-optimization/69577
9653 2015-10-29 Richard Henderson <rth@redhat.com>
9657 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
9658 sse check to the exact conditions of PR 67609.
9660 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9663 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
9664 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
9665 not allowed into the traditional Altivec registers.
9666 (movtd_64bit_nodm): Likewise.
9667 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
9669 2016-02-04 David Malcolm <dmalcolm@redhat.com>
9671 * config/aarch64/cortex-a57-fma-steering.c
9672 (aarch64_register_fma_steering): Remove "static" from arguments
9675 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
9678 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
9681 2016-02-04 Mike Frysinger <vapier@gentoo.org>
9683 * doc/invoke.texi: Delete -mno-fma4.
9685 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
9687 PR rtl-optimization/69577
9688 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
9689 (find_subregs_of_mode): Update accordingly. Iterate over partial
9692 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
9694 * config/arm/arm-protos.h (neon_reinterpret): Remove.
9695 * config/arm/arm.c (neon_reinterpret): Remove.
9696 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
9697 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
9698 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
9699 vreinterpretti): Remove.
9700 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
9701 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
9702 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
9703 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
9704 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
9705 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
9706 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
9707 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
9708 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
9709 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
9710 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
9711 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
9712 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
9713 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
9714 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
9715 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
9716 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
9717 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
9718 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
9719 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
9720 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
9721 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
9722 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
9723 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
9724 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
9725 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
9726 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
9727 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
9728 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
9729 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
9730 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
9731 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
9732 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
9733 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
9734 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
9735 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
9736 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
9737 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
9738 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
9739 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
9740 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
9741 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
9742 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
9743 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
9744 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
9745 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
9746 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
9747 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
9748 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
9749 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
9750 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
9751 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
9752 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
9753 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
9754 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
9755 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
9756 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
9757 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
9758 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
9759 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
9760 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
9761 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
9762 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
9763 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
9764 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
9765 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
9766 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
9767 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
9768 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
9769 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
9770 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
9771 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
9772 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
9773 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
9774 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
9775 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
9776 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
9777 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
9778 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
9779 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
9780 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
9781 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
9782 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
9783 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
9784 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
9785 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
9786 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
9787 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
9788 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
9789 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
9790 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
9791 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
9792 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
9793 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
9794 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
9795 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
9796 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
9797 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
9798 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
9799 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
9800 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
9801 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
9802 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
9804 2016-02-04 Martin Liska <mliska@suse.cz>
9807 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
9808 that are gimple_store_p.
9809 (maybe_instrument_call): Likewise.
9811 2016-02-04 Bin Cheng <bin.cheng@arm.com>
9813 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
9814 register scaling out of memory reference and comment why.
9816 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9820 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
9821 folding the source of a SET.
9823 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9827 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
9828 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
9830 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
9834 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
9837 2016-02-04 Christian Bruel <christian.bruel@st.com>
9839 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
9840 * config/arm/arm.c (arm_set_current_function): Likewise.
9842 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9843 Ilya Enkovich <enkovich.gnu@gmail.com>
9844 H.J. Lu <hongjiu.lu@intel.com>
9847 * config/i386/i386.c (convert_scalars_to_vector): Remove
9848 stack alignment fixes.
9849 (ix86_option_override_internal): Disable TARGET_STV if stack
9850 might not be aligned enough.
9851 (ix86_minimum_alignment): Assert that TARGET_STV is false.
9853 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
9855 * config/i386/x86-tune.def: Disable default prefetching
9858 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9859 Vladimir Makarov <vmakarov@redhat.com>
9862 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
9863 in validating fused toc addresses.
9865 2016-02-03 Jakub Jelinek <jakub@redhat.com>
9868 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
9869 range->m_caret fields if range->m_show_caret_p is false.
9872 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9873 Force oldval into register if it does not satisfy reg_or_short_operand
9874 predicate. Fix up formatting.
9876 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
9877 Alexandre Oliva <aoliva@redhat.com>
9880 * lra-constraints.c (simplify_operand_subreg): Check additionally
9881 address validity after potential reloading.
9882 (process_address_1): Check insns validity. In case of failure do
9885 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
9888 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
9891 2016-02-02 Jakub Jelinek <jakub@redhat.com>
9893 * wide-int.cc (canonize_uhwi): New function.
9894 (wi::divmod_internal): Use it.
9896 2016-02-02 James Norris <jnorris@codesourcery.com
9898 * gimplify.c (omp_notice_variable): Add usage check.
9900 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
9902 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
9903 like LE, GE, LT, GT when emitting relational operator.
9905 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9907 * ira-costs.c (find_costs_and_classes): Add extra argument.
9908 * target.def (ira_change_pseudo_allocno_class): Add parameter.
9909 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
9910 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
9911 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
9912 Add best_class parameter, and return it if not ALL_REGS.
9913 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
9915 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
9918 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9920 * config/aarch64/aarch64.c
9921 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
9922 (aarch64_ira_change_pseudo_allocno_class): New function.
9924 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
9927 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
9929 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9931 * config/avr/avr.c (avr_option_override): Set
9932 PARAM_ALLOW_STORE_DATA_RACES to 1.
9934 2016-02-02 Richard Biener <rguenther@suse.de>
9936 PR tree-optimization/69595
9937 * match.pd: Add range test simplifications to true/false.
9939 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
9941 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
9942 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
9945 2016-02-02 Richard Biener <rguenther@suse.de>
9947 PR tree-optimization/69606
9948 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
9949 info on the result before moving a stmt.
9951 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
9954 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
9955 branch with vector comparison.
9956 * config/i386/sse.md (VI48_AVX): New mode iterator.
9957 (define_expand "cbranch<mode>4): Add support for conditional branch
9958 with vector comparison.
9959 * tree-vect-loop.c (optimize_mask_stores): New function.
9960 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
9961 has_mask_store field of vect_info.
9962 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
9963 vectorized loops having masked stores after vec_info destroy.
9964 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
9965 correspondent macros.
9966 (optimize_mask_stores): Add prototype.
9968 2016-02-02 Alan Modra <amodra@gmail.com>
9971 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
9974 2016-02-02 Alan Modra <amodra@gmail.com>
9977 * config/rs6000/rs6000.c (need_toc_init): New var, set it
9978 whenever toc_label_name used.
9979 (rs6000_file_start): Don't set up toc section here,
9980 (rs6000_output_function_epilogue): do so here instead,
9981 (rs6000_xcoff_file_start): and here.
9982 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
9983 (load_toc_aix_di): Likewise.
9985 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9987 PR rtl-optimization/69592
9988 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
9989 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
9990 (num_sign_bit_copies_binary_arith_p): New inline function.
9991 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
9993 2016-02-01 Jeff Law <law@redhat.com>
9995 PR tree-optimization/69580
9996 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
9997 * tree-ssa-threadbackward.c
9998 (fsm_find_control_statement_thread_paths): Do not try to walk
9999 through large PHI nodes.
10001 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10003 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10004 when count is incremented above limit, don't analyze further
10007 * omp-low.c (oacc_parse_default_dims): Avoid
10008 -Wsign-compare warning, make sure value fits into int
10009 rather than just unsigned int.
10011 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10013 PR tree-optimization/67921
10014 * fold-const.c (split_tree): New parameters. Convert pointer
10015 type variable part to proper type before negating.
10016 (fold_binary_loc): Pass new arguments to split_tree.
10018 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10020 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10021 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10022 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10023 * doc/tm.texti: Rebuilt.
10024 * doc/invoke.texi (fopenacc-dim): Document.
10025 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10026 (append_compiler_options): Likewise.
10027 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10028 (oacc_parse_default_dims): New.
10029 (oacc_validate_dims): Add USED arg. Select non-unity default when
10031 (oacc_loop_fixed_partitions): Return mask of used partitions.
10032 (oacc_loop_auto_partitions): Emit dump info.
10033 (oacc_loop_partition): Return mask of used partitions.
10034 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10035 loop partitioning and validation calls.
10037 2016-02-01 Richard Biener <rguenther@suse.de>
10039 PR middle-end/69556
10040 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10042 2016-02-01 Richard Biener <rguenther@suse.de>
10044 PR tree-optimization/69574
10045 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10046 of asserting return chrec_dont_know.
10048 2016-02-01 Martin Liska <mliska@suse.cz>
10050 * mem-stats-traits.h: Add copyright header.
10051 * mem-stats.h: Likewise.
10053 2016-02-01 Richard Biener <rguenther@suse.de>
10055 PR tree-optimization/69579
10056 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10057 Do not propagate through abnormal PHI results.
10059 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10061 * postreload.c (reload_cse_simplify): Remove dead code.
10063 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10065 PR rtl-optimization/69570
10066 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10067 if there is more than one set, not if there is a single set.
10069 2016-02-01 Richard Henderson <rth@redhat.com>
10072 * combine.c (make_compound_operation): When looking through a
10073 subreg, make sure to re-extend to the width of the outer mode.
10075 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10077 PR tree-optimization/69546
10078 * wide-int.cc (wi::divmod_internal): For unsigned division
10079 where both operands fit into uhwi, if o1 is 1 and o0 has
10080 msb set, if divident_prec is larger than bits per hwi,
10081 clear another quotient word and return 2 instead of 1.
10082 Similarly for remainder with msb in HWI set, if dividend_prec
10083 is larger than bits per hwi.
10085 2016-01-29 Martin Jambor <mjambor@suse.cz>
10087 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10088 Use short lowercase names.
10089 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10090 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10091 acq_rel one. Protect warning agains segfaults if
10092 get_memory_order_name returns NULL.
10093 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10094 with release semantics. Do not warn if get_memory_order already did.
10095 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10096 semantics. Fix check for relaxed or acquire semantics. Do not warn
10097 if get_memory_order already did.
10099 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10101 * doc/install.texi: Document that isl-0.16 is supported.
10103 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10106 * config/i386/constraints.md (Bm): Describe as special memory
10108 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10109 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10110 * genpreds.c (struct constraint_data): Add is_special_memory.
10111 (have_special_memory_constraints, special_memory_start): New
10113 (special_memory_end): Ditto.
10114 (add_constraint): Add new arg is_special_memory. Add code to
10115 process its true value. Update have_special_memory_constraints.
10116 (process_define_constraint): Pass the new arg.
10117 (process_define_register_constraint): Ditto.
10118 (choose_enum_order): Process special memory.
10119 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10120 function insn_extra_special_memory_constraint.
10121 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10122 * gensupport.c (process_rtx): Process
10123 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10124 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10125 * ira-lives.c (single_reg_class): Use
10126 insn_extra_special_memory_constraint.
10127 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10128 * lra-constraints.c (process_alt_operands): Ditto.
10129 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10130 * recog.c (asm_operand_ok, preprocess_constraints): Process
10132 * reload.c (find_reloads): Ditto.
10133 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10134 * stmt.c (parse_input_constraint): Use
10135 insn_extra_special_memory_constraint.
10137 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10140 * lra-splill.c (lra_final_code_change): Revert r229087 by
10141 removing all sub-registers.
10143 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10146 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10148 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10151 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10152 SSE1, copy target into the temporary reg first before recursing
10155 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10157 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10160 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10162 * ginclude/stdarg.h: Test __cplusplus instead of
10163 __GXX_EXPERIMENTAL_CXX0X__.
10165 2016-01-29 Richard Biener <rguenther@suse.de>
10167 PR tree-optimization/69547
10168 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10169 Do not mark clobbers necessary.
10170 (mark_all_reaching_defs_necessary_1): Likewise.
10172 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10174 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10175 declaration name with %qs and print it in both error messages.
10176 Also fix indentation.
10178 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10181 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10182 trailing blank line from error message.
10184 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10187 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10190 2016-01-29 Richard Biener <rguenther@suse.de>
10192 PR middle-end/69537
10193 * match.pd: Allow all integral types when simplifying a
10194 widening or sign-changing conversion.
10196 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10198 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10199 back to setting codegen_error to fail codegen.
10201 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10204 * config/i386/constraints.md (C): Only accept constant zero operand.
10205 (BC): New constraint.
10206 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10207 instead of C constraint.
10208 * doc/md.texi (Machine Constraints): Update description
10211 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10214 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10216 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10218 PR middle-end/69542
10219 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10222 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10224 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10225 branches if using guessed profile.
10227 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10229 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10231 2016-01-28 Richard Henderson <rth@redhat.com>
10234 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10235 * config/aarch64/aarch64-protos.h: Update.
10236 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10237 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10238 (aarch64_get_condition_code_1): Handle CC_Cmode.
10239 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10240 (*add<mode>3_compareC_cconly_imm): New.
10241 (*add<mode>3_compareC_cconly): New.
10242 (*add<mode>3_compareC_imm): New.
10243 (add<mode>3_compareC): New.
10244 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10245 to be first. Use aarch64_carry_operation.
10246 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10247 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10248 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10249 (subti3): Use subdi3_compare1.
10250 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10251 (sub<mode>3_compare1): New.
10252 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10253 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10254 (*subsi3_carryin_uxtw): Likewise.
10255 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10256 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10257 * config/aarch64/iterators.md (DWI): New.
10258 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10259 (aarch64_borrow_operation): New.
10261 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10263 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10264 message when isl does not return a valid schedule.
10266 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10268 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10269 Remove comments from class declarations: they are already in the code
10272 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10274 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10276 (ternary_op_to_tree): Same.
10277 (unary_op_to_tree): Same.
10278 (nary_op_to_tree): Same.
10279 (gcc_expression_from_isl_expr_op): Same.
10280 (gcc_expression_from_isl_expression): Same.
10281 (graphite_create_new_loop): Same.
10282 (graphite_create_new_loop_guard): Same.
10283 (build_iv_mapping): Same.
10284 (graphite_create_new_guard): Same.
10285 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10286 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10288 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10290 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10291 instead of setting codegen_error to fail codegen.
10293 2016-01-28 Jason Merrill <jason@redhat.com>
10295 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10297 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10299 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10300 Remove CONST_INT_P check in CCMP cost calculation.
10302 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10304 * config/aarch64/aarch64.c (generic_vector_cost):
10305 Set vec_permute_cost.
10306 (cortexa57_vector_cost): Likewise.
10307 (exynosm1_vector_cost): Likewise.
10308 (xgene1_vector_cost): Likewise.
10309 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10310 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10311 Add vec_permute_cost entry.
10313 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10315 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10317 (add<mode>3_compare0): Likewise.
10318 (addsi3_compare0_uxtw): Likewise.
10319 (add<mode>3nr_compare0): Likewise.
10320 (compare_neg<mode>): Likewise.
10321 (<optab><mode>3): Likewise.
10323 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10325 * tree-vect-stmts.c (vectorizable_comparison): Add
10326 NULL check for vectype.
10328 2016-01-28 Richard Biener <rguenther@suse.de>
10330 PR tree-optimization/69466
10331 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10332 Account for PHIs we couldn't duplicate.
10334 2016-01-28 Martin Liska <mliska@suse.cz>
10337 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10338 instead of ENABLE_VALGRIND_CHECKING.
10340 2016-01-27 Richard Henderson <rth@redhat.com>
10343 * lra-remat.c (subreg_regs): New.
10344 (dump_candidates_and_remat_bb_data): Dump it.
10345 (operand_to_remat): Reject if operand in subreg_regs.
10346 (set_bb_regs): Collect subreg_regs.
10347 (lra_remat): Init and free subreg_regs. Compute
10348 calculate_local_reg_remat_bb_data before create_cands.
10350 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10353 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10354 change stack_alignment_needed for __tls_get_addr call.
10356 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10358 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10360 2016-01-27 Jeff Law <law@redhat.com>
10362 PR tree-optimization/68398
10363 PR tree-optimization/69196
10364 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
10365 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
10366 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10367 Only count PHIs in the last block in the path. The others will
10368 const/copy propagate away. Add heuristic to allow more irreducible
10369 subloops to be created when it is likely profitable to do so.
10371 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10372 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
10373 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
10375 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10378 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
10379 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
10380 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
10381 * tree-streamer-in.c: Include asan.h.
10382 (streamer_get_builtin_tree): For builtins in sanitizer
10383 range call initialize_sanitizer_builtins and retry.
10385 2016-01-27 Ian Lance Taylor <iant@google.com>
10387 * common.opt (fkeep-gc-roots-live): New undocumented option.
10388 * tree-ssa-loop-ivopts.c (add_candidate_1): If
10389 -fkeep-gc-roots-live, skip pointers.
10390 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
10393 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
10396 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
10397 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
10399 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
10402 * configure.ac: NetBSD provides SSP in its C library.
10403 * configure: Updated.
10405 2016-01-27 Richard Biener <rguenther@suse.de>
10407 PR tree-optimization/69166
10408 * tree-vect-loop.c (vect_is_simple_reduction): Always check
10409 reduction code for commutativity / associativity.
10411 2016-01-27 Martin Jambor <mjambor@suse.cz>
10413 PR tree-optimization/69355
10414 * tree-sra.c (analyze_access_subtree): Correct hole detection when
10415 total_scalarization fails.
10417 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
10419 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
10422 2016-01-27 Christian Bruel <christian.bruel@st.com>
10425 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
10426 Move arm_reset_previous_fndecl and set_target_option_current_node in
10427 the conditional part. Call save_restore_target_globals.
10428 * config/arm/arm.c (arm_set_current_function):
10429 Refactor to better support #pragma target and attribute mix.
10430 Call save_restore_target_globals.
10431 * config/arm/arm-protos.h (save_restore_target_globals): New function.
10433 2016-01-27 Martin Liska <mliska@suse.cz>
10435 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
10436 reference for an HSA kernel and its host function.
10438 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10440 PR tree-optimization/69399
10441 * wide-int.h (wi::lrshift): For larger precisions, only
10442 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
10444 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
10446 * config/arc/predicates.md (proper_comparison_operator): Reject
10447 constant-constant comparison.
10449 2016-01-26 Tom de Vries <tom@codesourcery.com>
10451 PR tree-optimization/69110
10452 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10453 DR_NUM_DIMENSIONS == 0.
10455 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10456 Sebastian Pop <s.pop@samsung.com>
10458 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10459 isl_ast_op_cond and isl_ast_op_select.
10460 (gcc_expression_from_isl_expr_op): Same.
10462 2016-01-26 Jason Merrill <jason@redhat.com>
10465 * tree.c (recompute_constructor_flags): Split out from
10467 (verify_constructor_flags): New.
10468 * tree.h: Declare them.
10470 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
10472 PR rtl-optimization/69217
10473 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
10474 are no TYPE_FIELDS set for the record type.
10476 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10479 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
10480 toc_label_name unconditionally.
10481 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
10482 SYMBOL_REF string. Use toc_label_name instead of constructing
10484 (rs6000_elf_declare_function_name): Use toc_label_name instead of
10485 constructing LCTOC1.
10487 2016-01-26 Martin Sebor <msebor@redhat.com>
10490 * doc/extend.texi (Common Type Attributes): Move text that talks about
10491 attribute packed from attribute aligned to the section discussing
10492 the former attribute for clarity.
10494 2016-01-26 Richard Henderson <rth@redhat.com>
10496 PR middle-end/60908
10497 * trans-mem.c (tm_region_init): Mark entry block as visited.
10499 2016-01-26 David Malcolm <dmalcolm@redhat.com>
10502 * diagnostic-show-locus.c (layout::print_source_line): Replace
10503 call to pp_newline with call to layout::print_newline.
10504 (layout::print_annotation_line): Likewise.
10505 (layout::move_to_column): Likewise.
10506 (layout::print_any_fixits): After printing any fixits, print a
10507 trailing newline, if necessary.
10508 (layout::print_newline): New method, resetting any colorization
10510 (diagnostic_show_locus): Move the pp_newline to before the
10511 early bailout. Remove dummy block enclosing the layout instance.
10512 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
10513 of pp_newline_and_flush with pp_flush.
10514 (diagnostic_append_note): Delete use of pp_newline.
10515 (diagnostic_append_note_at_rich_loc): Delete.
10516 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
10517 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
10518 when newline characters are added to the buffer.
10520 2016-01-26 Michael Matz <matz@suse.de>
10522 * configure.ac (ac_cv_std_swap_in_utility): New test.
10523 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
10524 * configure: Regenerate.
10525 * config.in: Regenerate.
10527 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
10529 * config/arc/arc.md (cstoresi4): Force operand into register.
10530 (arcset<code>): Fix predicate.
10531 (arcsetltu): Likewise.
10532 (arcsetgeu): Likewise.
10533 (arcsethi): Likewise.
10534 (arcsetls): Likewise.
10536 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10538 PR tree-optimization/69483
10539 * gimple-fold.c (canonicalize_constructor_val): Return NULL
10540 if base has error_mark_node type.
10542 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
10545 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
10546 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
10548 (vget_lane_f16): Handle big-endian.
10549 (vgetq_lane_f16): Likewise.
10550 (vset_lane_f16): Likewise.
10551 (vsetq_lane_f16): Likewise.
10552 * config/arm/iterators.md (VQXMOV): Add V8HF.
10553 (VDQ): Add V4HF and V8HF.
10554 (V_reg): Handle V4HF and V8HF.
10555 (Is_float_mode): Likewise.
10556 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
10557 neon_vdup_nv8hf): New patterns.
10558 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
10559 Use VD_LANE iterator.
10560 (neon_vld1_dup<mode>): Use VQ2 iterator.
10562 2016-01-26 Nathan Sidwell <nathan@acm.org>
10564 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
10565 (set_oacc_fn_attrib): Add IS_KERNEL arg.
10566 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
10567 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
10568 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
10569 (oacc_validate_dims): Add LEVEL arg, don't return level.
10570 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
10571 oacc_validate_dims.
10572 (execute_oacc_device_lower): Adjust, add more dump output.
10573 * tree-ssa-loop.c (gate_oacc_kernels): Use
10574 oacc_fn_attrib_kernels_p.
10575 * tree-parloops.c (create_parallel_loop): Adjust
10576 set_oacc_fn_attrib call.
10578 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10581 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
10582 (append_compiler_options): Handle -fcilkplus.
10583 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
10585 2016-01-26 Nick Clifton <nickc@redhat.com>
10588 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
10589 been marked as DECL_ONE_ONLY but we do not the means to make it
10590 so, then do not allow it to bind locally.
10592 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10595 * opts.h (parse_sanitizer_options): New prototype.
10596 * opts.c (sanitizer_opts): New array.
10597 (parse_sanitizer_options): New function.
10598 (common_handle_option): Use parse_sanitizer_options.
10600 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
10603 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
10604 alignment adjustment to ...
10605 (ix86_update_stack_boundary): Here. Don't over-align stack for
10607 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
10608 if __tls_get_addr is called.
10610 2016-01-26 Christian Bruel <christian.bruel@st.com>
10612 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
10614 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
10616 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
10618 2016-01-26 Richard Biener <rguenther@suse.de>
10620 PR middle-end/69467
10621 * match.pd: Guard X * CST CMP 0 pattern with single_use.
10623 2016-01-26 Richard Biener <rguenther@suse.de>
10625 PR tree-optimization/69452
10626 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
10627 (move_computations_dom_walker::before_dom_children): Rename
10629 (move_computations_worker): This.
10630 (move_computations): Perform an RPO rather than a DOM walk.
10632 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10635 * combine.c (combine_instructions): For REG_EQUAL note with
10636 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
10637 to the underlying register.
10638 * doc/rtl.texi (REG_EQUAL): Document the behavior of
10639 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
10641 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
10644 * config/aarch64/aarch64-builtins.c
10645 (aarch64_init_simd_builtin_types): Do not set structural
10646 equality to __Poly{8,16,64,128}_t types.
10648 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
10650 PR tree-optimization/69400
10651 * wide-int.cc (wi_pack): Take the precision as argument and
10652 perform canonicalization here rather than in the callers.
10653 Use the main loop to handle all full-width HWIs. Add a
10654 zero HWI if in_len isn't a full result.
10655 (wi::divmod_internal): Update accordingly.
10656 (wi::mul_internal): Likewise. Simplify.
10658 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10659 Sebastian Pop <s.pop@samsung.com>
10661 * graphite-poly.c (apply_poly_transforms): Simplify.
10662 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
10663 (print_isl_map): Same.
10664 (print_isl_union_map): Same.
10665 (print_isl_schedule): New.
10666 (debug_isl_schedule): New.
10667 * graphite-dependences.c (scop_get_reads): Do not call
10668 isl_union_map_add_map that is undocumented isl functionality.
10669 (scop_get_must_writes): Same.
10670 (scop_get_may_writes): Same.
10671 (scop_get_original_schedule): Remove.
10672 (scop_get_dependences): Do not call isl_union_map_compute_flow that
10673 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
10674 (compute_deps): Remove.
10675 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
10676 (debug_schedule_ast): New.
10677 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
10678 set_separate_option.
10679 (graphite_regenerate_ast_isl): Add dump.
10680 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
10681 from scop->transformed_schedule.
10682 (graphite_regenerate_ast_isl): Add more dump.
10683 * graphite-optimize-isl.c (optimize_isl): Set
10684 scop->transformed_schedule. Check whether schedules are equal.
10685 (apply_poly_transforms): Move here.
10686 * graphite-poly.c (apply_poly_transforms): ... from here.
10687 (free_poly_bb): Static.
10688 (free_scop): Static.
10689 (pbb_number_of_iterations_at_time): Remove.
10690 (print_isl_ast): New.
10691 (debug_isl_ast): New.
10692 (debug_scop_pbb): New.
10693 * graphite-scop-detection.c (print_edge): Move.
10694 (print_sese): Move.
10695 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
10696 (build_scop_scattering): Remove.
10697 (create_pw_aff_from_tree): Assert instead of bailing out.
10698 (add_condition_to_pbb): Remove unused code, do not fail.
10699 (add_conditions_to_domain): Same.
10700 (add_conditions_to_constraints): Remove.
10701 (build_scop_context): New.
10702 (add_iter_domain_dimension): New.
10703 (build_iteration_domains): Initialize pbb->iterators.
10704 Call add_conditions_to_domain.
10707 (index_outermost_in_loop): New.
10708 (index_pbb_in_loop): New.
10709 (outermost_pbb_in): New.
10710 (add_in_sequence): New.
10711 (add_outer_projection): New.
10712 (outer_projection_mupa): New.
10713 (add_loop_schedule): New.
10714 (build_schedule_pbb): New.
10715 (build_schedule_loop): New.
10716 (embed_in_surrounding_loops): New.
10717 (build_schedule_loop_nest): New.
10718 (build_original_schedule): New.
10719 (build_poly_scop): Call build_original_schedule.
10720 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
10721 (free_poly_dr): Remove.
10722 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
10723 (free_poly_bb): Remove.
10724 (debug_loop_vec): Remove.
10725 (print_isl_ast): Declare.
10726 (debug_isl_ast): Declare.
10727 (scop_do_interchange): Remove.
10728 (scop_do_strip_mine): Remove.
10729 (scop_do_block): Remove.
10730 (flatten_all_loops): Remove.
10731 (optimize_isl): Remove.
10732 (pbb_number_of_iterations_at_time): Remove.
10733 (debug_scop_pbb): Declare.
10734 (print_schedule_ast): Declare.
10735 (debug_schedule_ast): Declare.
10736 (struct scop): Remove schedule. Add original_schedule,
10737 transformed_schedule.
10738 (free_gimple_poly_bb): Remove.
10739 (print_generated_program): Remove.
10740 (debug_generated_program): Remove.
10741 (unify_scattering_dimensions): Remove.
10742 * sese.c (print_edge): ... here.
10743 (print_sese): ... here.
10744 (debug_edge): ... here.
10745 (debug_sese): ... here.
10746 * sese.h (print_edge): Declare.
10747 (print_sese): Declare.
10748 (dump_edge): Declare.
10749 (dump_sese): Declare.
10751 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10752 Sebastian Pop <s.pop@samsung.com>
10754 * Makefile.in: Set ISLVER in site.exp.
10756 2016-01-25 Jakub Jelinek <jakub@redhat.com>
10758 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
10759 DECL_VALUE_EXPR of new_var even for the non-array case. Look
10760 through DECL_VALUE_EXPR for expansion.
10762 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
10764 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
10765 the frame info after reload completed.
10767 2016-01-25 Jeff Law <law@redhat.com>
10769 PR tree-optimization/69196
10770 PR tree-optimization/68398
10771 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
10772 tree-ssa-threadupdate.c.
10773 (determine_bb_domination_status): Prototype
10774 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
10775 (determine_bb_domination_status): No longer static.
10776 (valid_jump_thread_path): Remove code to detect characteristics
10777 of the jump thread path not associated with correctness.
10778 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
10779 Correct test for thread path length. Count PHIs for real operands as
10780 statements that need to be copied. Do not count ASSERT_EXPRs.
10781 Look at all the blocks in the thread path. Compute and selectively
10782 filter thread paths based on threading through the latch, threading
10783 a multiway branch or crossing a multiway branch.
10785 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10787 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
10788 decl with __attribute__ ((unused)) annotation.
10790 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
10793 * tree-vect-stmts.c (vectorizable_condition): Check vectype
10794 of operands is compatible with a statement vectype.
10796 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
10798 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
10799 improve wording for mixed storage order support.
10801 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
10803 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
10804 (vcvt_u64_f64): Likewise.
10805 (vcvta_s64_f64): Likewise.
10806 (vcvta_u64_f64): Likewise.
10807 (vcvtm_s64_f64): Likewise.
10808 (vcvtm_u64_f64): Likewise.
10809 (vcvtn_s64_f64): Likewise.
10810 (vcvtn_u64_f64): Likewise.
10811 (vcvtp_s64_f64): Likewise.
10812 (vcvtp_u64_f64): Likewise.
10814 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
10816 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
10817 (arc_init): Check validity mll64 option.
10818 (arc_save_restore): Use double load/store instruction.
10819 (arc_expand_movmem): Likewise.
10820 (arc_split_move): Don't split if we have double load/store
10821 instructions. Returns a boolean.
10822 (arc_process_double_reg_moves): Change function to return boolean
10823 instead of a sequence of instructions.
10824 (arc_dwarf_register_span): New function.
10825 * config/arc/arc-protos.h (arc_split_move): Change prototype.
10826 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
10827 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
10828 (*movdf_insn): Likewise.
10829 * config/arc/arc.opt (mll64): New option.
10830 * config/arc/predicates.md (even_register_operand): New predicate.
10831 * doc/invoke.texi (ARC Options): Add mll64 documentation.
10833 2016-01-25 Richard Biener <rguenther@suse.de>
10836 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
10837 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
10839 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
10841 2016-01-25 Richard Biener <rguenther@suse.de>
10843 PR tree-optimization/69376
10844 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
10846 (VN_INFO_ANTI_RANGE_P): New inline.
10847 (VN_INFO_RANGE_TYPE): Likewise.
10848 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
10849 SSA_NAME_ANTI_RANGE_P.
10850 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
10851 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10852 Properly query VN_INFO_RANGE_TYPE.
10854 2016-01-25 Nick Clifton <nickc@redhat.com>
10857 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
10859 2016-01-23 Tom de Vries <tom@codesourcery.com>
10861 PR tree-optimization/69426
10862 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
10865 2016-01-23 Jakub Jelinek <jakub@redhat.com>
10867 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
10868 "the the" with "the" in the comments.
10869 * ipa-devirt.c (build_type_inheritance_graph,
10870 update_type_inheritance_graph): Likewise.
10871 * tree.c (build_function_type_list_1): Likewise.
10872 * cfgloopmanip.c (scale_loop_profile): Likewise.
10873 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
10874 * gimple-ssa-split-paths.c
10875 (find_block_to_duplicate_for_splitting_paths): Likewise.
10876 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
10877 * expr.c (convert_move): Likewise.
10878 * var-tracking.c (vt_stack_adjustments): Likewise.
10879 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10880 * tree-vrp.c (test_for_singularity): Likewise.
10882 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
10883 directly instead of building a temporary tree.
10886 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
10887 remove <algorithm> include.
10889 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10892 * config/i386/i386.c: Include dojump.h.
10893 (expand_small_movmem_or_setmem,
10894 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
10896 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
10897 if dynamic_check != -1.
10899 2016-01-21 Jeff Law <law@redhat.com>
10901 PR middle-end/69347
10902 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
10903 record_temporary_equivalences. Rewritten to avoid unnecessary calls
10904 into dominated_by_p.
10905 (cprop_into_successor_phis): Avoid unnecessary tests.
10907 2016-01-22 Richard Henderson <rth@redhat.com>
10910 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
10911 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
10913 2016-01-22 Michael Matz <matz@suse.de>
10915 * system.h (string, algorithm): Include only conditionally.
10916 (new): Include always under C++.
10917 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
10918 * final.c (toplevel): Ditto.
10919 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
10920 * genconditions.c (write_header): Make gencondmd.c define
10922 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
10924 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
10925 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
10927 2016-01-22 Christian Bruel <christian.bruel@st.com>
10930 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
10932 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10935 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
10936 define_insn_and_split. Ensure operands[1] and operands[0] do not
10937 get assigned the same register.
10939 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
10941 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
10943 2016-01-22 Christian Bruel <christian.bruel@st.com>
10945 * config/arm/arm-c.c (arm_pragma_target_parse):
10946 Remove warn_builtin_macro_redefined overwrite.
10948 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10950 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
10951 flag_non_call_exceptions compatibility.
10953 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10956 * dwarf2out.c (add_child_die_after): New function.
10957 (dwarf_qual_info_t): New type.
10958 (dwarf_qual_info): New variable.
10959 (qualified_die_p): New function.
10960 (modified_type_die): For -fdebug-types-section, ensure
10961 canonical order of qualifiers. Put qualified DIEs adjacent
10962 to the corresponding non-qualified type DIE and search there
10963 for existing qualified DIEs.
10965 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10967 * doc/extend.texi (scalar_storage_order type attribute): Document
10968 restriction on type punning and aliasing, and remove future tense.
10970 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
10973 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
10976 2016-01-21 Jeff Law <law@redhat.com>
10978 PR middle-end/69347
10979 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
10980 useless call to record_temporary_equivalences.
10981 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
10982 allocate 10 slots in the bb_path vector and let it grow as needed.
10983 (fsm_find_control_statement_thread_paths): Similarly for the next_path
10986 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10988 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
10990 * configure: Regenerate.
10992 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
10994 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
10995 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
10997 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
10999 PR middle-end/66178
11000 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11001 drop EXPAND_INITIALIZER.
11002 * rtl.h (contains_symbolic_reference_p): Declare.
11003 * rtlanal.c (contains_symbolic_reference_p): New function.
11004 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11005 a subtraction into a NOT if symbolic constants are involved.
11007 2016-01-21 Anton Blanchard <anton@samba.org>
11008 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11011 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11013 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11016 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11018 * config/microblaze/microblaze.c
11019 (get_branch_target): New.
11020 (insert_wic_for_ilb_runout): New.
11022 (microblaze_machine_dependent_reorg): New.
11023 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11024 * config/microblaze/microblaze.md
11025 (UNSPEC_IPREFETCH): Define.
11026 (iprefetch): New pattern
11027 * config/microblaze/microblaze.opt
11028 (mxl-prefetch): New flag.
11030 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11032 * config/microblaze/microblaze.h
11033 (FIXED_REGISTERS): Update in macro.
11034 (CALL_USED_REGISTERS): Update in macro.
11036 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11038 PR rtl-optimization/68920
11039 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11042 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11044 PR rtl-optimization/68990
11045 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11046 pseudo instead of inheritance ones.
11048 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11049 Nick Clifton <nickc@redhat.com>
11053 * config/mips/mips.c (mips_compute_frame_info): Initialise
11054 args_size and hard_frame_pointer_offset fields of the frame
11055 structure before calling mips_global_pointer.
11057 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11059 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11061 * configure: Regenerate.
11063 2016-01-21 Richard Biener <rguenther@suse.de>
11065 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11067 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11069 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11070 to actually emit the .size directive.
11072 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11073 Jakub Jelinek <jakub@redhat.com>
11077 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11078 args array size by one to avoid buffer overflow.
11080 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11082 * config/s390/s390.md (pool_section_start): Use switch_to_section
11083 to select proper read-only data section instead of hardcoding
11085 (pool_section_end): Use switch_to_section to match the above.
11087 2016-01-21 Richard Biener <rguenther@suse.de>
11089 PR tree-optimization/69378
11090 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11091 (set_ssa_val_to): Use it for dominance checks taking into
11092 account not executable edges.
11094 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11097 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11098 for bitsize instead of GET_MODE_PRECISION (mode).
11100 2016-01-20 Martin Sebor <msebor@redhat.com>
11103 * extend.texi (__sync Builtins): Clarify the semantics of
11104 __sync_fetch_and_OP built-ins on pointers.
11105 (__atomic Builtins): Same.
11107 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11108 Sebastian Pop <s.pop@samsung.com>
11110 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11111 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11112 (is_valid_rename): Same.
11113 (translate_isl_ast_to_gimple::get_rename): Same.
11114 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11115 (translate_isl_ast_to_gimple::rename_uses): Same.
11116 (get_new_name): Check for close_phi nodes.
11117 (copy_loop_phi_args): Use phi_node_kind.
11118 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11119 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11121 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11122 Sebastian Pop <s.pop@samsung.com>
11124 Revert commit r229783.
11125 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11126 Remove use of parameter_rename_map.
11127 (copy_def): Remove.
11128 (copy_internal_parameters): Remove.
11129 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11130 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11131 (free_sese_info): Do not free parameter_rename_map.
11132 (set_rename): Do not use parameter_rename_map.
11133 (rename_uses): Update call to set_rename.
11134 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11135 * sese.h (parameter_rename_map_t): Remove.
11136 (struct sese_info_t): Remove field parameter_rename_map.
11138 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11139 Sebastian Pop <s.pop@samsung.com>
11141 * graphite-isl-ast-to-gimple.c: Fix comment.
11142 * graphite-scop-detection.c (defined_in_loop_p): New.
11143 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11144 names defined in loop.
11146 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11147 Sebastian Pop <s.pop@samsung.com>
11149 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11150 Discard unstructured if-then-else regions.
11152 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11153 Sebastian Pop <s.pop@samsung.com>
11155 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11156 (cleanup_loop_iter_dom): Remove.
11157 (build_loop_iteration_domains): Remove.
11158 (build_scop_context): Remove.
11159 (build_scop_iteration_domain): Remove.
11160 (add_loop_constraints): New.
11161 (build_iteration_domains): New.
11162 (build_poly_scop): Call build_iteration_domains.
11164 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11165 Sebastian Pop <s.pop@samsung.com>
11167 * graphite-scop-detection.c
11168 (scop_detection::harmful_loop_in_region): Free dom and loops.
11169 (scop_detection::loop_body_is_valid_scop): Free bbs.
11171 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11172 Sebastian Pop <s.pop@samsung.com>
11174 * graphite-scop-detection.c (record_loop_in_sese): New.
11175 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11176 (build_scops): Remove call to build_sese_loop_nests.
11177 * sese.c (sese_record_loop): Remove.
11178 (build_sese_loop_nests): Remove.
11179 (new_sese_info): Remove region->loops.
11180 (free_sese_info): Same.
11181 * sese.h (sese_contains_loop): Same.
11182 (build_sese_loop_nests): Remove.
11183 (sese_contains_loop): Remove.
11185 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11186 Sebastian Pop <s.pop@samsung.com>
11188 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11189 loop_is_valid_in_scop.
11190 (scop_detection::harmful_stmt_in_region): Renamed
11191 harmful_loop_in_region.
11192 Call loop_is_valid_in_scop.
11194 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11195 Sebastian Pop <s.pop@samsung.com>
11197 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11200 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11201 Sebastian Pop <s.pop@samsung.com>
11203 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11204 * graphite.h (struct poly_bb): Remove field is_reduction.
11205 (PBB_IS_REDUCTION): Remove.
11207 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11208 Sebastian Pop <s.pop@samsung.com>
11210 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11211 (add_pdr_constraints): Same.
11212 (scop_get_reads): Same.
11213 (scop_get_must_writes): Same.
11214 (scop_get_may_writes): Same.
11215 (scop_get_original_schedule): Same.
11216 (extend_schedule): Same.
11217 (apply_schedule_on_deps): Same.
11218 (carries_deps): Same.
11219 (compute_deps): Same.
11220 (scop_get_dependences): Same.
11221 * graphite-isl-ast-to-gimple.c
11222 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11223 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11224 (get_schedule_for_band_list): Same.
11225 (get_schedule_map): Same.
11226 (apply_schedule_map_to_scop): Same.
11227 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11228 (build_loop_iteration_domains): Same.
11229 (add_condition_to_pbb): Same.
11230 (add_param_constraints): Same.
11231 (pdr_add_memory_accesses): Same.
11232 (pdr_add_data_dimensions): Same.
11234 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11236 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11239 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11241 * common.opt (feliminate-dwarf2-dups): Replace references to
11242 "DWARF 2" with just "DWARF".
11243 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11244 * doc/extend.texi: Likewise.
11245 * doc/cpp.texi: Likewise.
11246 * doc/invoke.texi: Likewise.
11247 (Option Summary): Add -gdwarf to list of Debugging Options.
11248 (Debugging Options): Document -gdwarf.
11249 * doc/contrib.texi: Spell "DWARF" like that.
11251 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11253 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11254 warning. Fix up formatting.
11256 PR middle-end/67653
11257 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11258 attempt to mark memory input operand addressable and
11259 call prepare_gimple_addressable in that case. Don't adjust
11260 input_location for diagnostics, use error_at instead.
11262 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11264 * config/rs6000/ppc-auxv.h: New file.
11265 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11266 (cpu_is): Likewise.
11267 (cpu_supports): Likewise.
11268 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11269 (cpu_is_info): New variable.
11270 (cpu_supports_info): Likewise.
11271 (tcb_verification_symbol): Likewise.
11272 (cpu_builtin_p): Likewise.
11273 (cpu_expand_builtin): New function.
11274 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11275 (rs6000_init_builtins): Likewise.
11276 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11277 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11278 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11279 * configure: Regenerate.
11280 * config.in: Likewise.
11281 * doc/extend.texi (PowerPC Built-in Functions): Document
11282 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11284 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11287 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11289 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11292 2016-01-20 Richard Henderson <rth@redhat.com>
11298 * tree.c (tm_define_builtin): New.
11299 (find_tm_vector_type): New.
11300 (build_tm_vector_builtins): New.
11301 (build_common_builtin_nodes): Call it.
11303 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11305 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11306 (arm_fp_ok): Likewise.
11307 (arm_fp): Likewise.
11308 (arm_crypto): Likewise.
11310 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11311 Richard Biener <rguenther@suse.de>
11313 PR tree-optimization/69328
11314 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11315 vectors have same number of elements.
11316 (vectorizable_condition): Fix masked version recognition.
11318 2016-01-20 Richard Biener <rguenther@suse.de>
11320 PR tree-optimization/69345
11321 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11322 (VN_INFO_PTR_INFO): Likewise.
11323 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11324 info when it is equal between non-dominating SSA names.
11325 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11326 Make sure to look at original SSA infos.
11328 2016-01-20 Jeff Law <law@redhat.com>
11331 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11333 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11334 (pc_or_label_operand): New predicate.
11335 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11336 tests for small integers that are 2^n - 1.
11338 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11340 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11342 2016-01-19 Jeff Law <law@redhat.com>
11344 PR middle-end/69347
11345 * tree-ssa-threadbackwards.c
11346 (fsm_find_control_statement_thread_paths): Do not try to lookup
11347 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11349 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11351 * doc/lto.texi: Remove text that says only Gold has linker plugin
11354 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11356 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11357 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11358 the DIE accordingly.
11359 (modified_type_die): Add REVERSE parameter and pass it recursively,
11360 as well as to base_type_die. Adjust presence check accordingly.
11361 (base_type_for_mode): Adjust call to modified_type_die.
11362 (add_type_attribute): Add REVERSE parameter and pass it to
11364 (generic_parameter_die): Adjust call to add_type_attribute.
11365 (add_scalar_info): Likewise.
11366 (add_subscript_info): Likewise.
11367 (gen_array_type_die): Likewise.
11368 (gen_descr_array_type_die): Likewise.
11369 (gen_entry_point_die): Likewise.
11370 (gen_enumeration_type_die): Likewise.
11371 (gen_formal_parameter_die): Likewise.
11372 (gen_subprogram_die): Likewise.
11373 (gen_variable_die ): Likewise.
11374 (gen_const_die): Likewise.
11375 (gen_field_die): Likewise.
11376 (gen_pointer_type_die): Likewise.
11377 (gen_reference_type_die): Likewise.
11378 (gen_ptr_to_mbr_type_die): Likewise.
11379 (gen_inheritance_die): Likewise.
11380 (gen_subroutine_type_die): Likewise.
11381 (gen_typedef_die): Likewise.
11382 (force_type_die): Adjust call to modified_type_die.
11384 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
11386 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
11387 flow throughout the file. Fix broken link to Objective-C 2.0
11389 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
11392 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11394 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
11396 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11399 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
11400 (maybe_record_node): Record cxa_pure_virtual as the only possible
11401 target if there are not ohter candidates.
11402 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
11404 2016-01-19 Richard Biener <rguenther@suse.de>
11406 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
11407 (get_memory_order): Likewise.
11409 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
11411 * tree-vect-stmts.c (vectorizable_store): Check
11414 2016-01-19 David Malcolm <dmalcolm@redhat.com>
11417 * gcc.c (driver::decode_argv): Add call to
11418 init_opts_obstack before init_options_struct.
11419 * opts.c (init_opts_obstack): Remove idempotency.
11420 (init_options_struct): Replace call to init_opts_obstack
11421 with a gcc_assert to verify that it has already been called.
11422 * toplev.c (toplev::main): Add call to init_opts_obstack before
11423 calls to init_options_struct.
11424 (toplev::finalize): Move cleanup of opts_obstack next to
11425 cleanup of save_decoded_options, clearing the latter, and
11426 save_decoded_options_count.
11428 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11431 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
11432 attribute to unconditional. Remove %? from output template.
11434 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11435 Jiong Wang <jiong.wang@arm.com>
11437 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
11438 generated from different expand order.
11440 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11442 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11443 Add support for CCMP costing.
11445 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11447 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
11448 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
11449 (fccmpe<mode>): Likewise.
11450 (fcmp): Rename to fcmp and globalize pattern.
11452 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
11453 (aarch64_gen_ccmp_next): Add FP support.
11455 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11457 * target.def (gen_ccmp_first): Update documentation.
11458 (gen_ccmp_next): Likewise.
11459 * doc/tm.texi (gen_ccmp_first): Update documentation.
11460 (gen_ccmp_next): Likewise.
11461 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11462 expand_ccmp_expr_1. Improve comments.
11463 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11464 (ccmp_ior<mode>): Remove pattern.
11465 (cmp<mode>): Remove expand.
11466 (cmp): Globalize pattern.
11467 (cstorecc4): Use cc_register.
11468 (mov<mode>cc): Remove ccmp_cc_register check.
11469 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
11470 Simplify after removal of CC_DNE/* modes.
11471 (aarch64_ccmp_mode_to_code): Remove.
11472 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
11473 In 'k' case use integer as condition.
11474 (aarch64_nzcv_codes): Remove inverted cases.
11475 (aarch64_code_to_ccmode): Remove.
11476 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
11477 comparison with CC register to be used in folowing CCMP/branch/CSEL.
11478 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
11479 pattern. Return the comparison with CC register. Invert conditions
11480 when bitcode is OR.
11481 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
11482 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
11484 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11486 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11487 instrumented_version.
11489 2016-01-19 Richard Biener <rguenther@suse.de>
11491 PR tree-optimization/69336
11492 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
11493 handled components with get_ref_base_and_extent.
11494 (equal_mem_array_ref_p): Adjust.
11496 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11499 * shrink-wrap.c: Include valtrack.h.
11500 (move_insn_for_shrink_wrap): Add DEBUG argument. If
11501 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
11502 in between insn and where it will be moved to. Call
11503 dead_debug_insert_temp.
11504 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
11505 first and dead_debug_local_finish at the end.
11506 For uses and defs bitmap, handle all regs in between REGNO and
11507 END_REGNO, not just the first one.
11509 2016-01-19 Richard Biener <rguenther@suse.de>
11511 PR tree-optimization/69352
11512 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
11513 (equal_mem_array_ref_p): Constrain size and max size properly.
11514 Compare the reverse flag.
11516 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
11518 * ira.c (ira): Update regstat data if we deleted insns.
11520 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11522 PR rtl-optimization/68955
11523 PR rtl-optimization/64557
11524 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
11525 here. Fix up formatting.
11526 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
11528 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11531 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
11532 assume that the node has body.
11533 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
11536 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11538 * lto-streamer-out.c (lto_output): Do not stream instrumentation
11541 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11543 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
11544 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
11546 2016-01-19 Martin Jambor <mjambor@suse.cz>
11547 Martin Liska <mliska@suse.cz>
11548 Michael Matz <matz@suse.de>
11550 * Makefile.in (OBJS): Add new source files.
11551 (GTFILES): Add hsa.c.
11552 * common.opt (disable_hsa): New variable.
11553 (-Whsa): New warning.
11554 * config.in (ENABLE_HSA): New.
11555 * configure.ac: Treat hsa differently from other accelerators.
11556 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
11557 $enable_offloading.
11558 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
11559 * doc/install.texi (Configuration): Document --with-hsa-runtime,
11560 --with-hsa-runtime-include, --with-hsa-runtime-lib and
11561 --with-hsa-kmt-lib.
11562 * doc/invoke.texi (-Whsa): Document.
11563 (hsa-gen-debug-stores): Likewise.
11564 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
11565 to invoke offload compiler for hsa acclerator.
11566 * opts.c (common_handle_option): Determine whether HSA offloading
11567 should be performed.
11568 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
11569 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
11570 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
11571 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
11572 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
11573 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
11574 GF_OMP_FOR_KIND_GRID_LOOP.
11575 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
11576 (pp_gimple_stmt_1): Likewise.
11577 * gimple-walk.c (walk_gimple_stmt): Likewise.
11578 * gimple.c (gimple_build_omp_grid_body): New function.
11579 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
11580 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
11581 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
11582 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
11583 GF_OMP_TEAMS_GRID_PHONY.
11584 (gimple_statement_omp_single_layout): Updated comments.
11585 (gimple_build_omp_grid_body): New function.
11586 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
11587 (gimple_omp_for_grid_phony): New function.
11588 (gimple_omp_for_set_grid_phony): Likewise.
11589 (gimple_omp_parallel_grid_phony): Likewise.
11590 (gimple_omp_parallel_set_grid_phony): Likewise.
11591 (gimple_omp_teams_grid_phony): Likewise.
11592 (gimple_omp_teams_set_grid_phony): Likewise.
11593 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
11594 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
11595 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
11596 (BUILT_IN_GOMP_TARGET): Updated type.
11597 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
11598 (adjust_for_condition): New function.
11599 (get_omp_for_step_from_incr): Likewise.
11600 (extract_omp_for_data): Moved parts to adjust_for_condition and
11601 get_omp_for_step_from_incr.
11602 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
11603 (fixup_child_record_type): Bail out if receiver_decl is NULL.
11604 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
11605 (scan_omp_parallel): Do not create child functions for phony
11607 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
11608 (scan_omp_1_op): Checking assert we are not remapping to
11609 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
11610 (parallel_needs_hsa_kernel_p): New function.
11611 (expand_parallel_call): Register apprpriate parallel child
11612 functions as HSA kernels.
11613 (grid_launch_attributes_trees): New type.
11614 (grid_attr_trees): New variable.
11615 (grid_create_kernel_launch_attr_types): New function.
11616 (grid_insert_store_range_dim): Likewise.
11617 (grid_get_kernel_launch_attributes): Likewise.
11618 (get_target_argument_identifier_1): Likewise.
11619 (get_target_argument_identifier): Likewise.
11620 (get_target_argument_value): Likewise.
11621 (push_target_argument_according_to_value): Likewise.
11622 (get_target_arguments): Likewise.
11623 (expand_omp_target): Call get_target_arguments instead of looking
11624 up for teams and thread limit.
11625 (grid_expand_omp_for_loop): New function.
11626 (grid_arg_decl_map): New type.
11627 (grid_remap_kernel_arg_accesses): New function.
11628 (grid_expand_target_kernel_body): New function.
11629 (expand_omp): Call it.
11630 (lower_omp_for): Do not emit phony constructs.
11631 (lower_omp_taskreg): Do not emit phony constructs but create for them
11632 a temporary variable receiver_decl.
11633 (lower_omp_taskreg): Do not emit phony constructs.
11634 (lower_omp_teams): Likewise.
11635 (lower_omp_grid_body): New function.
11636 (lower_omp_1): Call it.
11637 (grid_reg_assignment_to_local_var_p): New function.
11638 (grid_seq_only_contains_local_assignments): Likewise.
11639 (grid_find_single_omp_among_assignments_1): Likewise.
11640 (grid_find_single_omp_among_assignments): Likewise.
11641 (grid_find_ungridifiable_statement): Likewise.
11642 (grid_target_follows_gridifiable_pattern): Likewise.
11643 (grid_remap_prebody_decls): Likewise.
11644 (grid_copy_leading_local_assignments): Likewise.
11645 (grid_process_kernel_body_copy): Likewise.
11646 (grid_attempt_target_gridification): Likewise.
11647 (grid_gridify_all_targets_stmt): Likewise.
11648 (grid_gridify_all_targets): Likewise.
11649 (execute_lower_omp): Call grid_gridify_all_targets.
11650 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
11651 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
11652 (tree_omp_clause): Added union field dimension.
11653 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
11654 * tree.c (omp_clause_num_ops): Added number of arguments of
11655 OMP_CLAUSE__GRIDDIM_.
11656 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
11657 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
11658 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
11659 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
11660 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
11661 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
11662 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
11663 * tree-pass.h (make_pass_gen_hsail): Declare.
11664 (make_pass_ipa_hsa): Likewise.
11665 * ipa-hsa.c: New file.
11666 * lto-section-in.c (lto_section_name): Add hsa section name.
11667 * lto-streamer.h (lto_section_type): Add hsa section.
11668 * timevar.def (TV_IPA_HSA): New.
11669 * hsa-brig-format.h: New file.
11670 * hsa-brig.c: New file.
11671 * hsa-dump.c: Likewise.
11672 * hsa-gen.c: Likewise.
11675 * toplev.c (compile_file): Call hsa_output_brig.
11676 * hsa-regalloc.c: New file.
11678 2016-01-18 Jeff Law <law@redhat.com>
11680 PR tree-optimization/69320
11681 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
11682 ranged object, do nothing if the RHS constant is not [0..1].
11683 (optimize_stmt): Comparing a boolean ranged object against a
11684 constant outside [0..1] results in a compile-time constant.
11686 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
11689 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
11691 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11692 (Option Summary): Update to reflect new section and moved options.
11693 (C++ Dialect Options): Move -fstats to new section.
11694 (Debugging Options): Move all dump, statistics, and other GCC
11695 developer options to new section. Rewrite section introduction
11696 and re-order remaining options to put the more basic ones first.
11697 (Optimization Options): Move -fira-verbose and -flto-report* to
11699 (Developer Options): New section incorporating moved options.
11700 * doc/cppopts.texi (-dM): Update cross-reference.
11702 2016-01-18 Richard Henderson <rth@redhat.com>
11705 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
11706 operands to pseudo only if CSE is expected. Split long immediate
11707 operands only after reload, and for the stack pointer.
11708 (*add<GPI>3_pluslong): Remove.
11709 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
11710 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
11711 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
11712 (*add<GPI>3 peepholes): New.
11713 (*add<GPI>3 splitters): New.
11714 * config/aarch64/constraints.md (Upl): New.
11715 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
11717 2016-01-18 Richard Biener <rguenther@suse.de>
11719 PR tree-optimization/69297
11720 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
11722 (vect_bb_vectorization_profitable_p): Clear visited flag again.
11724 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
11726 PR middle-end/68542
11727 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
11728 of mixind vector and scalar types.
11729 (fold_relational_const): Add handling of vector
11730 comparison with boolean result.
11731 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
11732 comparison of vector operands with boolean result for EQ/NE only.
11733 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
11734 (verify_gimple_cond): Likewise.
11735 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
11738 2016-01-18 Joseph Myers <joseph@codesourcery.com>
11740 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
11743 2016-01-18 Richard Biener <rguenther@suse.de>
11745 PR middle-end/69308
11746 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
11748 2016-01-18 Tom de Vries <tom@codesourcery.com>
11750 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
11752 2016-01-18 Tom de Vries <tom@codesourcery.com>
11754 * omp-low.c (set_oacc_fn_attrib): Make extern.
11755 * omp-low.h (set_oacc_fn_attrib): Declare.
11756 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
11757 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
11758 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
11759 Add and handle function parameter oacc_kernels_p.
11760 (find_reduc_addr, get_omp_data_i_param): New function.
11761 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
11762 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
11763 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
11764 Calculate dominance info. Skip loops that are not in a kernels region
11765 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
11766 (pass_parallelize_loops::execute): Call parallelize_loops with
11767 oacc_kernels_p argument.
11768 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
11769 New member function.
11770 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
11771 * passes.def: Add argument to pass_parallelize_loops instantation.
11773 2016-01-18 Tom de Vries <tom@codesourcery.com>
11775 * tree-parloops.c (pass_parallelize_loops::execute): Allow
11776 pass_parallelize_loops to be run outside the loop pipeline.
11778 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11780 * tree-scalar-evolution.c (follow_copies_to_constant): New.
11781 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
11783 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11786 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
11787 using get_ref_base_and_extent.
11788 (equal_mem_array_ref_p): New.
11789 (hashable_expr_equal_p): Add call to previous.
11791 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11794 * tree-sra.c (disqualified_constants, constant_decl_p): New.
11795 (sra_initialize): Allocate disqualified_constants.
11796 (sra_deinitialize): Free disqualified_constants.
11797 (disqualify_candidate): Update disqualified_constants when appropriate.
11798 (create_access): Scan for constant-pool entries as we go along.
11799 (scalarizable_type_p): Add check against type_contains_placeholder_p.
11800 (maybe_add_sra_candidate): Allow constant-pool entries.
11801 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
11802 (initialize_constant_pool_replacements): New.
11803 (sra_modify_assign): Avoid mangling assignments created by previous,
11804 and don't generate writes into constant pool.
11805 (sra_modify_function_body): Call initialize_constant_pool_replacements.
11807 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11809 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
11810 andnot instruction.
11811 (scalar_chain::convert_op): Likewise.
11812 * config/i386/i386.md (*andndi3_doubleword): New.
11814 2016-01-18 Richard Biener <rguenther@suse.de>
11816 PR tree-optimization/69170
11817 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
11818 building a vector from scalar results of a pattern stmt.
11820 2016-01-18 Jakub Jelinek <jakub@redhat.com>
11822 * haifa-sched.c (autopref_multipass_init): Work around
11823 -Wmaybe-uninitialized warning.
11825 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
11827 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
11828 against the constant 0.
11830 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11832 PR tree-optimization/68799
11833 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
11834 look up phi candidates in the statement-candidate map.
11835 (phi_add_costs): Likewise.
11836 (record_phi_increments): Likewise.
11837 (phi_incr_cost): Likewise.
11838 (ncd_with_phi): Likewise.
11839 (all_phi_incrs_profitable): Likewise.
11841 2016-01-17 Jakub Jelinek <jakub@redhat.com>
11843 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
11844 -Wmaybe-uninitialized warning.
11846 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
11848 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11849 (Option Summary): Update to reflect new section and moved options.
11850 (C++ Dialect Options): Move -fvtable-verify and related options.
11851 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
11852 and profiling-related options.
11853 (Optimization Options): Move profile generation options and
11854 -fstack-protector and related options.
11855 (Instrumentation Options): New section incorporating moved options.
11856 (Code Generation Options): Move -finstrument-functions and
11857 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
11859 2016-01-16 Tom de Vries <tom@codesourcery.com>
11861 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
11863 2016-01-16 Tom de Vries <tom@codesourcery.com>
11865 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
11867 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
11869 * hash-table.h (hash_table::empty): Turn into an inline wrapper
11870 that checks whether the table is already empty. Rename the
11871 original implementation to...
11872 (hash_table::empty_slot): ...this new private function.
11874 2016-01-15 David Malcolm <dmalcolm@redhat.com>
11876 PR diagnostic/68899
11877 * diagnostic-show-locus.c (layout::print_source_line): Move x
11878 offset of line until after call to
11879 get_line_width_without_trailing_whitespace.
11881 2016-01-15 Jeff Law <law@redhat.com>
11883 PR tree-optimization/69270
11884 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
11885 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
11886 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
11887 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
11888 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11889 ssa_name_has_boolean_range and constant_boolean_node.
11891 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
11893 PR rtl-optimization/69030
11894 * lra-spills.c (remove_pseudos): Check nrefs and make the function
11896 (spill_pseudos): Delete debug insn for dead pseudo.
11897 (lra_spill): Initiate spill_hard_reg and slots memory separately.
11899 2016-01-15 Jiong Wang <jiong.wang@arm.com>
11901 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
11903 (TYPES_UNOPUS): Likewise.
11904 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
11905 builtin type, from UNOP to UNOPUS.
11906 (lbtruncuv4sf): Likewise.
11907 (lbtruncuv2df): Likewise.
11908 (lrounduv2sf): Likewise.
11909 (lrounduv4sf): Likewise.
11910 (lrounduv2df): Likewise.
11911 (lroundusf): Likewise.
11912 (lroundusf): Likewise.
11913 (lceiluv2sf): Likewise.
11914 (lceiluv4sf): Likewise.
11915 (lceiluv2df): Likewise.
11916 (lceilusf): Likewise.
11917 (lceiludf): Likewise.
11918 (lflooruv2sf): Likewise.
11919 (lflooruv4sf): Likewise.
11920 (lflooruv2df): Likewise.
11921 (lfloorusf): Likewise.
11922 (lfloorudf): Likewise.
11923 (lfrintnuv2sf): Likewise.
11924 (lfrintnuv4sf): Likewise.
11925 (lfrintnuv2df): Likewise.
11926 (lfrintnusf): Likewise.
11927 (lfrintnudf): Likewise.
11928 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
11930 (vcvtq_u32_f32): Likewise.
11931 (vcvtq_u64_f64): Likewise.
11932 (vcvta_u32_f32): Likewise.
11933 (vcvtaq_u32_f32): Likewise.
11934 (vcvtaq_u64_f64): Likewise.
11935 (vcvtm_u32_f32): Likewise.
11936 (vcvtmq_u32_f32): Likewise.
11937 (vcvtmq_u64_f64): Likewise.
11938 (vcvtn_u32_f32): Likwise.
11939 (vcvtnq_u32_f32): Likewise.
11940 (vcvtnq_u64_f64): Likewise.
11941 (vcvtp_u32_f32): Likewise.
11942 (vcvtpq_u32_f32): Likewise.
11943 (vcvtpq_u64_f64): Likewise.
11944 (vcvtmd_u64_f64): Likewise.
11945 (vcvtms_u32_f32): Likewise.
11946 (vcvtad_u64_f64): Likewise.
11947 (vcvtas_u32_f32): Likewise.
11948 (vcvtnd_u64_f64): Likewise.
11949 (vcvtns_u32_f32): Likewise.
11950 (vcvtpd_u64_f64): Likewise.
11951 (vcvtps_u32_f32): Likewise.
11953 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11955 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
11956 CSEL of zero_extended registers.
11958 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11960 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
11961 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
11963 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11965 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
11966 false when argument string is not found in the attributes table
11969 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
11972 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
11973 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
11974 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
11975 precision estimate.
11977 2016-01-15 Richard Biener <rguenther@suse.de>
11979 PR tree-optimization/66856
11980 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
11981 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
11982 (vect_create_new_slp_node): Increment stmt reference count.
11983 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
11984 an SLP tree before swapping operands.
11985 (vect_build_slp_tree): Likewise.
11986 (destroy_bb_vec_info): Free stmt info after SLP instances.
11987 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
11988 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
11989 (STMT_VINFO_NUM_SLP_USES): New macro.
11991 2016-01-15 Richard Biener <rguenther@suse.de>
11994 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
11995 (add_linkage_name): ... here.
11996 (gen_typedef_die): Use add_linkage_name_raw instead of
11997 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12000 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12002 * gimplify.c (oacc_default_clause): Decode reference and pointer
12003 types for both kernels and parallel regions.
12005 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12007 PR middle-end/69246
12008 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12010 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12012 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12013 (convert_scalars_to_vector): Likewise.
12015 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12017 * doc/extend.texi (Type Traits): Fix grammar.
12019 2016-01-15 Martin Jambor <mjambor@suse.cz>
12021 * tree-inline.c (remap_decl): Use existing dclarations if
12022 remapping a type and prevent_decl_creation_for_types.
12023 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12024 decls first. Do real remapping with
12025 prevent_decl_creation_for_types set.
12026 * tree-inline.h (copy_body_data): New field
12027 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12030 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12032 * config/s390/s390.opt (mmvcle): More verbose help text.
12034 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12036 * config/s390/s390.opt: Add period to -mzvector option text.
12038 2016-01-15 Richard Biener <rguenther@suse.de>
12040 PR tree-optimization/68961
12041 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12042 of invariants in stores again.
12044 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12046 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12048 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12050 * config/i386/i386.c (ix86_expand_branch): Don't split
12051 DI mode xor instruction to SI mode.
12053 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12056 * ipa-icf.c (sem_function::merge): Virtual functions may become
12057 reachable even if they address is not taken and there are no
12060 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12062 * lto-streamer-out.c (subtract_estimated_size): New function.
12063 (get_symbol_initial_value): Use it.
12065 2016-01-15 Christian Bruel <christian.bruel@st.com>
12068 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12069 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12070 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12071 use add_builtin_function_ext_scope instead of add_builtin_function.
12072 (neon_set_p, neon_crypto_set_p): Remove.
12073 (arm_init_builtins): Always call arm_init_neon_builtins and
12074 arm_init_crypto_builtins.
12075 (arm_expand_builtin): Check that builtins are allowed for the arch.
12076 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12077 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12078 arm_init_neon_builtins call.
12080 2016-01-15 Richard Biener <rguenther@suse.de>
12082 PR tree-optimization/69117
12083 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12084 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12085 of the leader conservatively.
12086 (free_scc_vn): Restore original SSA name infos.
12088 2016-01-14 Jeff Law <law@redhat.com>
12090 PR tree-optimization/69270
12091 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12092 single bit of precision, verify it's also unsigned.
12093 (record_edge_info): Use constant_boolean_node rather than fold_convert
12094 to convert boolean_true/boolean_false to the right type.
12096 2016-01-14 Richard Henderson <rth@redhat.com>
12099 * loop-doloop.c (record_reg_sets): New.
12100 (doloop_optimize): Reject the transform if the sequence
12101 clobbers registers live at the end of the loop block.
12102 (doloop_optimize_loops): Enable df_live if needed.
12104 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12106 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12107 * config/rs6000/rs6000.c: Likewise.
12108 * config/rs6000/rs6000.h: Likewise.
12109 * config/rs6000/rs6000.md: Likewise.
12110 * doc/extend.texi: Likewsie.
12112 2016-01-14 Jeff Law <law@redhat.com>
12114 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12117 2016-01-14 Richard Henderson <rth@redhat.com>
12121 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12122 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12123 instead of builtin_decl_declared_p to test for declaration.
12125 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12127 * doc/loop.texi (Loop Analysis and Representation): Document
12128 loop_depth function.
12130 2016-01-14 Tom de Vries <tom@codesourcery.com>
12132 PR tree-optimization/68773
12133 * omp-low.c (expand_omp_target): Don't set force_output.
12134 * varpool.c (varpool_node::get_create): Same.
12135 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12136 offload_funcs with force_output.
12138 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12141 * lra-eliminations.c (move_plus_up): Don't change anything if either
12142 the outer or inner subreg mode is not MODE_INT.
12143 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12144 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12146 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12148 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12149 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12150 reduc_uplus_@var{m}): Remove.
12151 * expr.c (expand_expr_real_2): Remove expansion path for
12152 reduc_[us](min|max|plus) optabs.
12153 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12154 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12155 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12156 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12157 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12158 reduc_[us](min|max|plus) optabs.
12160 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12162 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12163 (reduc_plus_scal_v2sf): New.
12164 (reduc_smax_v2sf): Rename to...
12165 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12166 (reduc_smin_v2sf): Rename to...
12167 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12169 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12171 * alias.c (compare_base_symbol_refs): New function.
12172 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12175 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12177 PR middle-end/68146
12178 PR tree-optimization/69155
12179 * tree-complex.c: Include cfganal.h.
12180 (phis_to_revisit): New variable.
12181 (extract_component): Add phiarg_p argument. Assert that returned
12182 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12183 (update_phi_components): Partly rewrite to use loop over real/imag
12184 components instead of code duplication. If extract_component returns
12185 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12186 create_tmp_reg into the PHI node instead, and mention the phi triplet
12187 in phis_to_revisit.
12188 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12189 in phis_to_revisit at the end.
12191 2016-01-14 Richard Biener <rguenther@suse.de>
12193 PR tree-optimization/68060
12194 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12195 outer loop reduction is only used in the inner loop before
12196 detecting a double reduction.
12198 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12201 * combine.c (expand_field_assignment): Punt if compute_mode is
12202 unsupported scalar mode.
12204 2016-01-14 Richard Biener <rguenther@suse.de>
12206 PR tree-optimization/66856
12207 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12208 SLP node only if it built successfully.
12209 (vect_analyze_slp_instance): Adjust.
12211 2016-01-14 Jeff Law <law@redhat.com>
12213 PR tree-optimization/69270
12214 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12215 (record_edge_info): Use it. Convert boolean_{true,false}_node
12216 to the type of op0.
12218 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12221 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12222 use block_ultimate_origin
12223 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12225 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12227 * doc/invoke.texi (Submodel Options): Rename section to
12228 "Machine-Dependent Options" to better reflect its content.
12229 Rewrite introductory text to remove archaic CPU names.
12232 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12234 * doc/invoke.texi (Code Gen Options): Move section up in file,
12235 before target-specific options. Update menu and option summary
12236 to reflect the new section ordering.
12238 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12240 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12241 (C++ Dialect Options): Add cross-reference to -std option.
12242 * doc/standards.texi (C++ Language): Document C++14 support.
12244 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12246 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12247 for pack/unpack functions for __ibm128.
12248 (PACK_IF): Likewise.
12249 (UNPACK_IF): Likewise.
12251 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12252 support for __ibm128 pack/unpack functions.
12253 (rs6000_invalid_builtin): Likewise.
12254 (rs6000_init_builtins): Likewise.
12255 (rs6000_opt_masks): Likewise.
12257 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12258 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12260 (RS6000_BTM_COMMON): Likewise.
12262 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12263 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12264 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12265 128-bit floating point. Add support for the double values to be
12266 in Altivec registers for TF/IF packing and unpacking, but restrict
12267 TD packing sub-fields to be FPR registers. Don't allow overlapped
12268 register support for packing. Allow pack inputs to be memory
12269 locations. Don't build generator functions for unpack<mode>_dm
12270 and unpack<mode>_nodm.
12271 (unpack<mode>_dm): Likewise.
12272 (unpack<mode>_nodm): Likewise.
12273 (pack<mode>): Likewise.
12275 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12276 built-in functions to pack/unpack explicit __ibm128 values.
12277 (__builtin_unpack_ibm128): Likewise.
12279 * doc/extend.texi (PowerPC Built-in Functions): Document
12280 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12282 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12285 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12286 Add new arg loc and pass it down as context.
12287 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12288 to the location to use for the warning.
12289 (check_function_arguments): New arg loc. All callers changed. Pass
12290 it to check_function_nonnull.
12291 * c-common.h (check_function_arguments): Adjust declaration.
12293 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12295 PR tree-optimization/69156
12296 * gimple.c (validate_type): Removed.
12297 (gimple_builtin_call_types_compatible_p): Use
12298 useless_type_conversion_p instead of validate_type.
12299 * value-prof.c (gimple_stringop_fixed_value): Fold
12300 icall_size to correct type.
12302 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12304 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12307 2016-01-13 Richard Henderson <rth@redhat.com>
12310 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12311 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12312 (ix86_builtin_tm_store): Remove.
12313 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12314 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12315 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12316 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12317 * doc/tm.texi: Rebuild.
12319 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12320 (BUILT_IN_TM_MEMCPY_RTWN): New.
12321 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12322 fallback from vector to integer helpers.
12323 (build_tm_load): Handle vector types directly, instead of
12325 (build_tm_store): Likewise.
12326 (expand_assign_tm): Prepare for register types not handled by
12327 the above. Copy them to memory and use memcpy.
12328 * tree.c (tm_define_builtin): New.
12329 (find_tm_vector_type): New.
12330 (build_tm_vector_builtins): New.
12331 (build_common_builtin_nodes): Call it.
12333 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12335 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12336 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12338 2016-01-13 Tom de Vries <tom@codesourcery.com>
12340 PR tree-optimization/69169
12341 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12342 handled_struct_type param.
12343 (create_variable_info_for, intra_create_variable_infos): Call
12344 create_variable_info_for_1 with extra arg.
12346 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12348 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12349 and "armv8.1-a+crc" entries.
12351 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12354 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12355 Change first operand predicate from register_or_constm1_operand
12356 to register_operand.
12357 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12358 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12359 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12360 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12361 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12362 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12363 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12364 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
12365 comparison with constm1_rtx from vec_prefetch_gen part.
12367 2016-01-13 Richard Biener <rguenther@suse.de>
12369 PR tree-optimization/69013
12370 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
12371 Exchange assert for a test.
12373 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12376 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
12378 2016-01-13 Richard Biener <rguenther@suse.de>
12380 PR tree-optimization/69242
12381 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
12382 assert with a check.
12384 2016-01-13 Richard Biener <rguenther@suse.de>
12386 PR tree-optimization/69186
12387 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12388 Properly guard vect_update_misalignment_for_peel call.
12390 2016-01-12 Jeff Law <law@redhat.com>
12392 PR tree-optimization/pr67755
12393 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
12394 "need_profile_correction".
12395 (thread_block_1): Initialize new field to false by default. If we
12396 have multiple thread paths through a common joiner to different
12397 final targets, then set new field to true.
12398 (compute_path_counts): Only do count adjustment when it's really
12401 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12403 * doc/invoke.texi (Spec Files): Move section down in file, past
12404 all command-line option descriptions.
12406 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12408 PR middle-end/54809
12409 * doc/gty.texi: Remove documentation of mark_hook.
12410 * gengtype.c (struct write_types_data): Remove code to support
12411 mark_hook attribute.
12412 (walk_type): Likewise.
12413 (write_func_for_structure): Likewise.
12415 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12417 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
12418 Directory Options, and -specs= to Overall Options.
12419 (Overall Options): Adjust similarly. Reorder to group related
12420 options together. Make -specs= cross-reference the spec file details.
12421 (Directory Options): Adjust similarly.
12423 2016-01-12 Jeff Law <law@redhat.com>
12425 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
12427 2016-01-12 Olivier Hainque <hainque@adacore.com>
12429 * gcc.c (spec_undefvar_allowed): New global.
12430 (process_command): Set to true when running for --version or --help,
12432 (getenv_spec_function): When the variable is not defined, use the
12433 variable name as the variable value if we're allowed not to issue
12436 2016-01-12 Bin Cheng <bin.cheng@arm.com>
12438 PR tree-optimization/68911
12439 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
12440 information computed for expression "init + nit * step".
12442 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12444 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
12445 about name of GCC executable. Remove deleted node from menu.
12446 (Directory Options) <-B>: Remove cross-reference to deleted node.
12447 (Target Options): Delete section.
12449 2016-01-12 Christian Bruel <christian.bruel@st.com>
12452 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
12453 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12455 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12458 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12459 aligned_mem is properly set for AVX512-VL floating point masked
12463 * ifcvt.c (cond_exec_process_if_block): When removing the last
12464 insn from then_bb, remove also any possible barriers that follow it.
12466 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
12470 * config/i386/iamcu.h (SIZE_TYPE): New macro.
12471 (PTRDIFF_TYPE): Likewise.
12472 (WCHAR_TYPE): Likewise.
12473 (WCHAR_TYPE_SIZE): Likewise.
12474 (STDINT_LONG32): Likewise.
12476 2016-01-12 Richard Biener <rguenther@suse.de>
12478 PR tree-optimization/69053
12479 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
12480 convert initial value for cond reductions.
12482 2016-01-12 Richard Biener <rguenther@suse.de>
12484 PR tree-optimization/69007
12485 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
12486 widen_sum after dot_prod and sad.
12488 2016-01-12 Richard Biener <rguenther@suse.de>
12490 PR tree-optimization/69168
12491 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
12492 pattern stmt SLP type.
12493 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
12494 end up unused so cope with that case.
12496 2016-01-12 Richard Biener <rguenther@suse.de>
12498 PR tree-optimization/69157
12499 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
12500 stmts def type only during analyze phase.
12501 (vectorizable_call): Likewise.
12502 (vectorizable_simd_clone_call): Likewise.
12503 (vectorizable_conversion): Likewise.
12504 (vectorizable_assignment): Likewise.
12505 (vectorizable_shift): Likewise.
12506 (vectorizable_operation): Likewise.
12507 (vectorizable_store): Likewise.
12508 (vectorizable_load): Likewise.
12510 2016-01-12 Richard Biener <rguenther@suse.de>
12512 PR tree-optimization/69174
12513 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
12515 (vectorizable_load): Properly compute the number of loads needed
12516 for permuted strided SLP loads and do not spuriously assign
12517 to SLP_TREE_VEC_STMTS.
12519 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
12521 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
12522 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
12523 (MD_EXEC_PREFIX): Remove.
12524 (MD_STARTFILE_PREFIX) Removee.
12525 (FILE_NAME_ABSOLUTE_P): Remove.
12526 (CPP_SPEC): Do not read macros from sys/version.h.
12527 (LINK_COMMAND_SPEC): Remove.
12528 (LOCAL_INCLUDE_DIR): Remove.
12529 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
12530 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
12531 (POST_LINK_SPEC): Define to invoke stubify after linker
12532 (LIBSTDCXX): Remove define
12533 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
12534 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
12535 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
12536 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
12537 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
12538 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
12539 (i386_djgpp_asm_named_section): Add propotype of new procedure
12541 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
12542 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
12543 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
12544 in config/i386/djgpp.h).
12545 (STANDARD_STARTFILE_PREFIX_2): Define identical to
12546 STANDARD_STARTFILE_PREFIX_1.
12547 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
12548 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
12549 installation errors.
12550 (MAX_OFILE_ALIGNMENT): Define to 128.
12551 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
12553 * config/i386/djgpp.c: New file. Add implementation of
12554 i386_djgpp_asm_named_section.
12556 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
12558 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
12559 Add rule for building djgpp.o.
12561 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12563 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
12564 (rtx_is_swappable_p): Reductions are swappable.
12565 (insn_is_swappable_p): V2DF reductions are swappable.
12567 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
12569 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
12570 reloads for other unsupported memory operands.
12572 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12573 Jim Wilson <jim.wilson@linaro.org>
12576 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
12577 copy_to_mode_reg instead of force_reg.
12579 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12582 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
12583 TARGET_80387 is true.
12585 2016-01-11 Jakub Jelinek <jakub@redhat.com>
12588 * lra-eliminations.c (move_plus_up): Only move plus up
12589 if subreg of the constant can be simplified into constant
12590 and use the simplified subreg of the constant instead of
12591 the original constant.
12593 * fold-const.c (fold_convertible_p): Don't return true
12594 for conversion of VECTOR_TYPE to same sized integral type.
12595 (fold_convert_loc): Fix up formatting. Fold conversion of
12596 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
12597 instead of NOP_EXPR.
12599 PR tree-optimization/69214
12600 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
12601 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
12604 PR tree-optimization/69207
12605 * tree-vect-slp.c (vect_get_constant_vectors): For
12606 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
12607 fold_convertible_p to vector_type's element type, and always
12608 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
12610 2016-01-11 Richard Biener <rguenther@suse.de>
12612 PR tree-optimization/69173
12613 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
12614 fixup the cycle if all stmts are in a pattern.
12616 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
12618 PR middle-end/68999
12619 * alias.c (base_alias_check): Move check for addresses with
12620 alignment ANDs before the call for compare_base_decls.
12621 (memrefs_conflict_p): Return -1 for different decls
12622 that went through alignment adjustments.
12624 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12626 PR rtl-optimization/68796
12627 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
12628 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
12629 and QImode comparisons against zero with CC_NZmode.
12630 * config/aarch64/iterators.md (short_mask): New mode_attr.
12632 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12634 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
12635 (<avx512>_store<mode>_mask): Likewise.
12637 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
12638 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12640 PR rtl-optimization/68841
12641 * ifcvt.c (struct noce_if_info): Add orig_x field.
12642 (bbs_ok_for_cmove_arith): Add to_rename parameter.
12643 Don't record conflicts on to_rename if it's present.
12644 Allow memory destinations in sets.
12645 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
12646 blocks, passing orig_x to the checks.
12647 (noce_process_if_block): Set if_info->orig_x appropriately.
12649 2016-01-11 Tom de Vries <tom@codesourcery.com>
12651 PR tree-optimization/69069
12652 * tree-parloops.c (create_parallel_loop): Add missing phi args.
12654 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
12656 PR rtl-optimization/68920
12657 * config/i386/i386.c (ix86_option_override_internal): Restrict number
12658 of conditional moves for RTL if-conversion to 1 for
12659 TARGET_ONE_IF_CONV_INSN.
12660 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
12661 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
12662 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
12663 parameter to restirct number of conditional moves for
12665 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
12666 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
12669 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
12672 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
12673 onepart vars. Fix typo in comment. Fix reversed condition in
12675 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
12678 * var-tracking.c (dump_onepart_variable_differences): New.
12679 (dataflow_set_different): If a detailed dump is requested,
12680 delay early returns and dump differences between onepart
12681 variables present before and after, and added variables.
12683 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12686 * expr.c (expand_expr_real_1): For boolean vector constants
12687 with a scalar mode use const_scalar_mask_from_tree.
12688 (const_scalar_mask_from_tree): New.
12689 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
12690 assigned to a mask type to handle constants.
12692 2016-01-11 Martin Jambor <mjambor@suse.cz>
12695 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
12696 useless parameters if we cannot change function signature.
12698 2016-01-11 Martin Jambor <mjambor@suse.cz>
12701 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
12704 2016-01-11 Tom de Vries <tom@codesourcery.com>
12706 PR tree-optimization/69109
12707 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
12710 2016-01-11 Tom de Vries <tom@codesourcery.com>
12712 PR tree-optimization/69108
12713 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
12714 res is not used in a phi.
12716 2016-01-11 Yury Gribov <y.gribov@samsung.com>
12719 * common.opt (frandom-seed): Fix parameter name.
12720 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
12722 2016-01-11 Tom de Vries <tom@codesourcery.com>
12724 PR tree-optimization/69058
12725 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
12728 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
12730 * config/arc/arc.opt (mdiv-rem): Add period to the end.
12731 (mcode-density): Likewise.
12733 2016-01-10 Tom de Vries <tom@codesourcery.com>
12735 PR tree-optimization/69062
12736 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
12737 (parallelize_loops): Don't paralelize loop that has phi with address
12740 2016-01-10 Tom de Vries <tom@codesourcery.com>
12742 PR tree-optimization/69039
12743 * tree-parloops.c (try_create_reduction_list): Only allow single exit
12746 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
12748 PR middle-end/68743
12749 * match.pd: Require target has function_c99_misc before doing
12750 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
12752 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
12754 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
12756 * configure: Regenerate.
12758 2016-01-09 Jakub Jelinek <jakub@redhat.com>
12760 PR middle-end/50865
12761 PR tree-optimization/69097
12762 * fold-const.h (expr_not_equal_to): New prototype.
12763 * fold-const.c: Include stringpool.h and tree-ssanames.h.
12764 (expr_not_equal_to): New function.
12765 * match.pd (X % -Y is the same as X % Y): Don't optimize
12766 unless X is known not to be equal to minimum or Y is known
12767 not to be equal to -1.
12768 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
12769 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
12770 (simplify_stmt_using_ranges): Adjust caller.
12771 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
12772 substitute_and_fold.
12774 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
12776 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
12779 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12781 PR tree-optimization/69167
12782 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
12783 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
12785 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
12787 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12788 Richard Biener <rguenther@suse.de>
12790 PR tree-optimization/68707
12791 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
12792 instances that can be handled via vect_load_lanes.
12794 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
12796 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
12797 if we can't determine address equivalence.
12798 * alias.c (compare_base_decl): Update for changed return value of
12799 symtab_node::equal_address_to.
12801 2016-01-08 Jason Merrill <jason@redhat.com>
12805 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
12806 * expr.c (store_field): Not here.
12807 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
12808 call with TREE_ADDRESSABLE type.
12809 * tree-cfg.c (verify_gimple_call): Adjust.
12811 2016-01-08 Olivier Hainque <hainque@adacore.com>
12813 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
12816 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12818 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
12819 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
12820 (reduc_smin_v2sf): Rename to...
12821 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
12822 (reduc_splus_v2sf): Rename to...
12823 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
12825 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12827 PR tree-optimization/69162
12828 * gimplify.c (gimplify_va_arg_expr): Encode original type of
12829 valist argument in another argument.
12830 (gimplify_modify_expr): Adjust for the above change. Cleanup.
12831 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
12832 to determine the va_list type, build a MEM_REF instead of
12833 build_fold_indirect_ref.
12835 PR tree-optimization/69172
12836 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
12839 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
12841 PR tree-optimization/67781
12842 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
12843 and cmpnop in two steps: first the ones not accessed in original
12844 gimple expression in a endian independent way and then the ones not
12845 accessed in the final result in an endian-specific way.
12847 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12849 PR tree-optimization/69083
12850 * tree-vect-slp.c (vect_get_constant_vectors): For
12851 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
12852 element type. If op is fold_convertible_p to vector_type's element
12853 type, use NOP_EXPR instead of VCE.
12855 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
12857 PR rtl-optimization/67778
12858 PR rtl-optimization/68634
12859 PR rtl-optimization/68909
12860 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
12861 block from the stack until done with it. Remove a superfluous
12862 bitmap set. Remove a superfluous bitmap test.
12864 2016-01-07 Martin Sebor <msebor@redhat.com>
12867 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
12868 constraint on the type of arguments.
12870 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
12872 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
12873 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
12874 unaligned_access on the gcc_options set.
12875 * config/arm/arm.c (arm_option_override_internal): Use
12876 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
12878 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12881 * config/i386/i386.c (ix86_frame_pointer_required): Enable
12882 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
12884 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12887 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12890 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12891 depending on frame_pointer_needed before remaining integer and SSE
12892 registers are saved.
12894 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
12897 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
12899 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
12902 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
12903 Use the "xBm" constraint.
12904 (float<sseintvecmodelower><mode>2<mask_name><round_name):
12906 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
12907 (sse_cvtsi2ssq<round_name>): Likewise.
12908 (sse_cvtss2si<round_name>): Likewise.
12909 (sse_cvtss2siq<round_name>): Likewise.
12910 (sse2_cvtsi2sdq<round_name>): Likewise.
12911 (sse2_cvtsd2si<round_name>): Likewise.
12912 (sse2_cvtsd2siq<round_name>): Likewise.
12913 * config/i386/subst.md (round_nimm_scalar_predicate): New
12916 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
12918 PR middle-end/67639
12919 * varasm.c (make_decl_rtl): Mark invalid register vars as
12922 PR rtl-optimization/66206
12923 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
12924 All callers changed.
12926 2016-01-07 Jakub Jelinek <jakub@redhat.com>
12928 PR tree-optimization/69141
12929 * tree-ssa-pre.c: Include langhooks.h.
12930 (eliminate_dom_walker::before_dom_children): Use
12931 lang_hooks.decl_printable_name instead of
12932 cgraph_node::get ()->name ().
12934 PR middle-end/68960
12935 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
12936 it and DECL_ALIGN too.
12938 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
12940 * config/mips/mips-ftypes.def: Sort to lexicographical order.
12942 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12945 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12946 depending on frame_pointer_needed before remaining integer and SSE
12947 registers are saved.
12949 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12951 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
12952 mode iterator with VSX_M2.
12953 (*p9_vecstore_<mode>): Likewise.
12954 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
12955 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
12956 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
12957 (define_split for VSX_LE128 stores): Likewise.
12958 (define_peephole2 for TImode LE swaps): Likewise.
12959 (define_split for VSX_LE128 post-reload stores): Likewise.
12961 2016-01-06 Marek Polacek <polacek@redhat.com>
12964 * convert.c (convert_to_integer_1): Adjust call to
12965 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
12966 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
12967 EXPR instead of ARG.
12968 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
12970 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12973 * doc/extend.texi (RL78 Variable Attributes): New section.
12975 2016-01-05 Marek Polacek <polacek@redhat.com>
12978 * builtins.c (get_memmodel): Use expansion point location rather than
12979 the input location. Call warning_at rather than warning.
12980 (expand_builtin_atomic_compare_exchange): Likewise.
12981 (expand_builtin_atomic_load): Likewise.
12982 (expand_builtin_atomic_store): Likewise.
12983 (expand_builtin_atomic_clear): Likewise.
12985 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12988 * config/i386/i386.c (ix86_expand_vector_logical_operator):
12989 Replace nonimmediate_operand with vector_operand.
12990 * config/i386/predicates.md (vector_operand): New predicate.
12991 (general_vector_operand): Replace nonimmediate_operand with
12993 * config/i386/sse.md: Replace nonimmediate_operand with
12994 vector_operand and m constraint with Bm constraint on SSE
12995 patterns with 16-byte memory operand.
12996 * config/i386/subst.md (round_nimm_predicate): Replace
12997 nonimmediate_operand with vector_operand.
12998 (round_saeonly_nimm_predicate): Likewise.
12999 (round_saeonly_nimm_scalar_predicate): New.
13001 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13004 * config/i386/constraints.md (Bm): New constraint.
13005 * config/i386/predicates.md (vector_memory_operand): New
13007 * config/i386/sse.md: Replace xm with xBm in plusminus and
13008 any_logic patterns.
13010 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13013 * doc/extend.texi (V850 Function Attributes): New section.
13014 (V850 Variable Attributes): New section.
13016 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13019 * doc/extend.texi (MicroBlaze Function Attributes): Document
13020 interrupt_handler and fast_interrupt attributes.
13022 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13025 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13026 for local symbolic operands.
13027 * config/ia64/predicates.md (local_symbolic_operand64): New
13030 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13032 PR rtl-optimization/68651
13033 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13036 2016-01-05 Nathan Sidwell <nathan@acm.org>
13038 * alias.c (compare_base_decls): Use symtab_node::get.
13040 2016-01-05 Nick Clifton <nickc@redhat.com>
13043 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13044 secondary_reload_info structure.
13047 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13048 decls if weak support is available.
13050 2016-01-04 Martin Sebor <msebor@redhat.com>
13052 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13054 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13056 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13057 OPTION_MASK_P9_DFORM.
13059 * config/rs6000/constraints.md (wo constraint): New constraint for
13062 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13064 (rs6000_init_hard_regno_mode_ok): Likewise.
13066 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13069 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13070 expanders not to have constraints. Add support for ISA 3.0 xxperm
13071 instruction. Add support for fusing xxlor with xxperm.
13072 (altivec_vperm_<mode>_internal): Likewise.
13073 (altivec_vperm_v8hiv16qi): Likewise.
13074 (altivec_vperm_<mode>v16q): Likewise.
13075 (altivec_vperm_<mode>_uns): Likewise.
13076 (vperm_v8hiv4si): Likewise.
13077 (vperm_v16qiv8hi): Likewise.
13079 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13081 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13083 Update copyright years.
13085 * gcc.c (process_command): Update copyright notice dates.
13086 * gcov-dump.c (print_version): Ditto.
13087 * gcov.c (print_version): Ditto.
13088 * gcov-tool.c (print_version): Ditto.
13089 * gengtype.c (create_file): Ditto.
13090 * doc/cpp.texi: Bump @copying's copyright year.
13091 * doc/cppinternals.texi: Ditto.
13092 * doc/gcc.texi: Ditto.
13093 * doc/gccint.texi: Ditto.
13094 * doc/gcov.texi: Ditto.
13095 * doc/install.texi: Ditto.
13096 * doc/invoke.texi: Ditto.
13098 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13100 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13101 modes larger than TImode as TImode if NEON is not enabled.
13103 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13106 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13107 mode for %f0-%f31 only if TARGET_FPU.
13109 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13112 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13113 to compute the PACKED_P predicate.
13114 (function_arg_record_value): Minor tweaks.
13116 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13118 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13119 option for arm*-*-* targets.
13121 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13123 * doc/extend.texi (Common Function Attributes): Move docs for
13124 MSP430-specific attributes to....
13125 (MSP430 Function Attributes): ...here. Delete the redundant
13126 entries and copy-edit the remaining text.
13127 (MSP430 Variable Attributes): Use uniform format for index
13128 entries and add a cross-reference to the corresponding function
13131 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13133 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13135 (x86 Options): Likewise.
13137 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13141 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13142 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13143 to corresponding attribute.
13145 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13147 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13148 to correct alphabetization of table. Copy-edit and correct
13150 <stack_protect>: Likewise.
13151 <target_clones>: Likewise.
13153 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13154 Correct punctuation.
13155 (Code Gen Options) <-fno-plt>: Copy-edit.
13157 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13160 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13161 SI values. Explicitly convert SI to DI and vice-versa.
13163 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13165 PR tree-optimization/69070
13166 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13167 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13170 * ubsan.c (ubsan_instrument_float_cast): Call
13171 initialize_sanitizer_builtins.
13174 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13176 Copyright (C) 2016 Free Software Foundation, Inc.
13178 Copying and distribution of this file, with or without modification,
13179 are permitted in any medium without royalty provided the copyright
13180 notice and this notice are preserved.