1 2016-05-25 Martin Liska <mliska@suse.cz>
3 PR tree-optimization/71239
4 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
7 2016-05-25 Richard Biener <rguenther@suse.de>
9 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
10 * tree-if-conv.c (pass_data_if_conversion): Use it.
12 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
14 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
15 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
16 * varpool.c (varpool_node::get_availability): Likewise.
18 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20 * config/rs6000/altivec.md (VNEG iterator): New iterator for
21 VNEGW/VNEGD instructions.
22 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
23 (neg<mode>2): Add expander for V2DImode added in ISA 2.06, and
24 support for ISA 3.0 VNEGW/VNEGD instructions.
26 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
28 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
29 pointers inside OACC_DATA regions.
30 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
31 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
32 (gimplify_adjust_omp_clauses): Fix typo in comment.
34 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
36 * config/rs6000/altivec.md (VParity): New mode iterator for vector
37 parity built-in functions.
38 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
40 (p9v_parity<mode>2): Likewise.
41 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
43 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
44 (parity<mode>2): ISA 3.0 expander for vector parity.
45 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
47 (BU_P9_64BIT_MISC_0): Likewise.
48 (BU_P9_MISC_0): Likewise.
49 (BU_P9V_AV_1): Likewise.
50 (BU_P9V_AV_2): Likewise.
51 (BU_P9V_AV_3): Likewise.
52 (BU_P9V_AV_P): Likewise.
53 (BU_P9V_VSX_1): Likewise.
54 (BU_P9V_OVERLOAD_1): Likewise.
55 (BU_P9V_OVERLOAD_2): Likewise.
56 (BU_P9V_OVERLOAD_3): Likewise.
57 (VCTZB): Add vector count trailing zeros support.
61 (VPRTYBD): Add vector parity support.
64 (VCTZ): Add overloaded vector count trailing zeros support.
65 (VPRTYB): Add overloaded vector parity support.
66 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
67 overloaded vector count trailing zeros and parity instructions.
68 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
69 vector parity support.
70 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
71 trailing zeros support.
72 (vec_cntlz): Likewise.
73 (vec_vctzb): Likewise.
74 (vec_vctzd): Likewise.
75 (vec_vctzh): Likewise.
76 (vec_vctzw): Likewise.
77 (vec_vprtyb): Add ISA 3.0 vector parity support.
78 (vec_vprtybd): Likewise.
79 (vec_vprtybw): Likewise.
80 (vec_vprtybq): Likewise.
81 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
82 the ISA 3.0 vector count trailing zeros and vector parity built-in
85 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
87 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
88 when there is stmt_to_insert.
90 2016-05-24 Martin Sebor <msebor@redhat.com>
93 * gcc/tree.h (complete_or_array_type_p): New inline function.
95 2016-05-24 Jakub Jelinek <jakub@redhat.com>
97 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
98 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
99 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
101 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
102 Limit 1st alternative to noavx isa, split 2nd alternative into one
103 noavx and one avx alternative, use *x and Bm in the former and
104 x and m in the latter.
106 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
107 of sse4 for the first alternative, drop %v from the template
108 and d operand modifier. Split second alternative into one sse4_noavx
109 and one avx alternative, use *x instead of *v in the former and v
110 instead of *v in the latter.
111 (*sse4_1_extractps): Use noavx isa instead of * for the first
112 alternative, drop %v from the template. Split second alternative into
113 one noavx and one avx alternative, use *x instead of *v in the
114 former and v instead of *v in the latter.
115 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
116 with noavx and the last one with avx.
117 (sse4_1_phminposuw): Guard first alternative with noavx isa,
118 split the second one into one noavx and one avx alternative,
119 use *x and Bm in the former and x and m in the latter one.
120 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
123 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
124 first two alternatives to noavx, use *x instead of *v in the second
125 one, add avx alternative without *.
126 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
127 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
128 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
130 2016-05-24 Jeff Law <law@redhat.com>
132 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
133 New function, extracted from...
134 (fsm_find_control_statement_thread_paths): Here. Use the new function.
135 Allow simple copies and constant initializations in the SSA chain.
137 2016-05-24 Marek Polacek <polacek@redhat.com>
140 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
143 2016-05-24 Jakub Jelinek <jakub@redhat.com>
146 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
147 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
148 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
149 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
150 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
152 2016-05-24 Richard Biener <rguenther@suse.de>
154 PR tree-optimization/71240
155 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
158 2016-05-24 Richard Biener <rguenther@suse.de>
160 PR tree-optimization/71230
161 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
163 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
165 * tree-vectorizer.h (vectorizable_comparison): Delete.
166 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
168 * tree-vect-stmts.c (vectorizable_call): Likewise.
169 (vectorizable_simd_clone_call): Likewise.
170 (vectorizable_conversion): Likewise.
171 (vectorizable_assignment): Likewise.
172 (vectorizable_shift): Likewise.
173 (vectorizable_operation): Likewise.
174 (vectorizable_load): Likewise.
175 (vectorizable_condition): Likewise.
176 (vectorizable_store): Likewise. Assert that we don't have
178 (vectorizable_comparison): Make static. Remove redundant
180 (vect_transform_stmt): Assert that we always have an slp_node
183 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
185 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
186 operands[2] against 1 with comparison against CONST1_RTX.
187 (<shift>di3_neon): Likewise.
188 * config/arm/predicates.md (const0_operand): Replace with comparison
191 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
193 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
194 operands[2] against 1 with comparison against CONST1_RTX.
197 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
202 (define_split above *compareqi_eq0): Likewise.
203 (define_split above "prologue"): Likewise.
204 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
205 * config/arm/predicates.md (shift_operator): Likewise.
206 (shift_nomul_operator): Likewise.
207 (sat_shift_operator): Likewise.
208 (thumb1_cmp_operand): Likewise.
209 (const_neon_scalar_shift_amount_operand): Replace manual range
211 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
212 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
214 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
216 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
217 with HOST_WIDE_INT_1.
219 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
220 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
221 (arm_canonicalize_comparison): Likewise.
222 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
224 (thumb1_size_rtx_costs): Likewise.
225 (vfp_const_double_index): Replace cast of 1 to unsigned
226 HOST_WIDE_INT with HOST_WIDE_INT_1U.
227 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
229 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
230 HOST_WIDE_INT with HOST_WIDE_INT_1U.
231 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
232 HOST_WIDE_INT with HOST_WIDE_INT_1.
234 2016-05-24 Marek Polacek <polacek@redhat.com>
236 * tree-cfg.h (should_remove_lhs_p): New predicate.
237 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
238 * gimplify.c (gimplify_modify_expr): Likewise.
239 * tree-cfg.c (verify_gimple_call): Likewise.
240 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
241 * gimple-fold.c: Include "tree-cfg.h".
242 (gimple_fold_call): Use should_remove_lhs_p.
244 2016-05-24 Richard Biener <rguenther@suse.de>
246 PR tree-optimization/71253
247 * cfganal.h (control_dependences): Make robust against edge
249 (control_dependences::control_dependences): Remove edge_list argument.
250 (control_dependences::get_edge): Remove.
251 (control_dependences::get_edge_src): Add.
252 (control_dependences::get_edge_dest): Likewise.
253 (control_dependences::m_el): Make a vector of edge src/dest index.
254 * cfganal.c (control_dependences::find_control_dependence): Adjust.
255 (control_dependences::control_dependences): Likewise.
256 (control_dependences::~control_dependence): Likewise.
257 (control_dependences::get_edge): Remove.
258 (control_dependences::get_edge_src): Add.
259 (control_dependences::get_edge_dest): Likewise.
260 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
262 (perform_tree_ssa_dce): Adjust.
263 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
265 (pass_loop_distribution::execute): Adjust. Do loop destroying
266 conditional on changed.
268 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
271 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
272 return. Reindent transformation comment and mention the ARM state
275 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
278 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
279 after build_and_add_sum creates new use stmt.
281 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
283 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
284 load_lanes/grouped_load classification comes first. Don't check
285 whether the vectorization factor is a multiple of the group size
288 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
290 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
291 GROUP_GAP for single-element interleaving.
292 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
295 2016-05-24 Richard Biener <rguenther@suse.de>
299 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
300 bases which are accessed with non-invariant indices.
301 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
302 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
304 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
307 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
308 (add_to_ops_vec): Add stmt_to_insert.
309 (add_repeat_to_ops_vec): Init stmt_to_insert.
310 (insert_stmt_before_use): New.
311 (transform_add_to_multiply): Remove mult_stmt insertion and add it
313 (get_ops): Init stmt_to_insert.
314 (maybe_optimize_range_tests): Likewise.
315 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
316 (rewrite_expr_tree_parallel): Likewise.
317 (reassociate_bb): Likewise.
319 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
322 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
323 ISA 3.0 xxperm fusion alternative.
324 (altivec_vperm_v8hiv16qi): Likewise.
325 (altivec_vperm_<mode>_uns_internal): Likewise.
326 (vperm_v8hiv4si): Likewise.
327 (vperm_v16qiv8hi): Likewise.
329 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
330 Kelvin Nilsen <kelvin@gcc.gnu.org>
332 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
333 vpermr/xxpermr on ISA 3.0.
334 (altivec_expand_vec_perm_le): Likewise.
335 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
336 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
339 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
341 * config/i386/i386.h (IS_STACK_MODE): Enable for
342 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
343 SSE_FLOAT_MODE_P macros.
344 * config/i386/i386.c (ix86_preferred_reload_class): Use
345 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
346 Cleanup regclass processing for CONST_DOUBLE_P.
347 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
348 (ix86_rtx_costs): Remove redundant TARGET_80387 check
349 with IS_STACK_MODE macro.
350 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
352 (*movdf_internal): Use IS_STACK_MODE macro.
353 (*movsf_internal): Ditto.
355 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
357 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
358 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
360 2016-05-23 Jeff Law <law@redhat.com>
362 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
364 (fsm_find_control_statement_thread_paths): Call it.
366 2016-05-23 Martin Jambor <mjambor@suse.cz>
369 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
370 from_global_constant if t is not NULL.
372 2016-05-23 Marek Polacek <polacek@redhat.com>
375 * common.opt (Wswitch-unreachable): New option.
376 * doc/invoke.texi: Document -Wswitch-unreachable.
377 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
380 2016-05-23 Bin Cheng <bin.cheng@arm.com>
382 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
383 TMR_INDEX is non-NULL.
385 2016-05-23 Richard Biener <rguenther@suse.de>
387 PR tree-optimization/71230
388 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
389 (try_special_add_to_ops): ... here. Always test for single-use.
391 2016-05-23 Martin Jambor <mjambor@suse.cz>
393 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
394 default block if a PHI node in the original one would be resized.
396 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
398 PR tree-optimization/58135
399 * tree-vect-slp.c: When group size is not multiple
400 of vector size, allow splitting of store group at
403 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
405 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
407 2016-05-22 Jakub Jelinek <jakub@redhat.com>
409 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
410 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
411 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
414 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
415 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
416 v constraint instead of x and vinserti32x4 insn.
418 * config/i386/sse.md (i128vldq): New mode iterator.
419 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
420 avx512dq and avx512vl alternatives.
422 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
423 constraint, use maybe_evex prefix instead of vex.
424 (vec_dupv4sf): Use v constraint instead of x for output
425 operand except for noavx alternative, use Yv constraint
426 instead of x for input. Use maybe_evex prefix instead of vex.
427 (*vec_dupv4si): Likewise.
428 (*vec_dupv2di): Likewise.
430 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
433 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
434 (linearize_expr_tree): Call try_special_add_to_ops.
435 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
437 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
439 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
440 to computed stack_usage.
442 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
445 * config/avr/avr.md (define_expand "mov<mode>"): If the source
446 operand is subreg (symbol_ref) then move the symbol ref to register.
448 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
450 * tree.c (array_at_struct_end_p): Look through MEM_REF.
452 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
455 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
458 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
460 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
461 ranges by calling get_single_symbol and tidy up. Look more closely
462 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
464 2016-05-20 Jeff Law <law@redhat.com>
466 * bitmap.c (bitmap_find_bit): Remove useless test.
468 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
470 * function.c (thread_prologue_and_epilogue_insns): Commit the
471 insertion of the epilogue.
473 2016-05-20 Martin Jambor <mjambor@suse.cz>
475 PR tree-optimization/70884
476 * tree-sra.c (initialize_constant_pool_replacements): Do not check
477 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
478 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
479 of constant pool data as a reason for scalarization.
481 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
483 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
485 (thumb1_expand_prologue): Likewise.
487 2016-05-20 Nathan Sidwell <nathan@acm.org>
489 * config/nvptx/nptx.c (nvptx_option_override): Only set
490 flag_toplevel_reorder, if not explicitly specified. Set
491 flag_no_common, unless explicitly specified.
493 2016-05-20 David Malcolm <dmalcolm@redhat.com>
495 * calls.c (can_implement_as_sibling_call_p): Mark param
496 reg_parm_stack_space with ATTRIBUTE_UNUSED.
498 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
500 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
501 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
502 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
504 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
505 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
508 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
510 * config/nvptx/nvptx.md (sincossf3): New pattern.
512 2016-05-20 David Malcolm <dmalcolm@redhat.com>
514 * calls.c (maybe_complain_about_tail_call): New function.
515 (initialize_argument_information): Call
516 maybe_complain_about_tail_call when clearing *may_tailcall.
517 (can_implement_as_sibling_call_p): Call
518 maybe_complain_about_tail_call when returning false.
519 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
520 ensure try_tail_call is set. Call maybe_complain_about_tail_call
521 if tail-call optimization fails.
522 * cfgexpand.c (expand_call_stmt): Initialize
523 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
524 * gimple-pretty-print.c (dump_gimple_call): Dump
525 gimple_call_must_tail_p.
526 * gimple.c (gimple_build_call_from_tree): Call
527 gimple_call_set_must_tail with the value of
528 CALL_EXPR_MUST_TAIL_CALL.
529 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
530 (gimple_call_set_must_tail): New function.
531 (gimple_call_must_tail_p): New function.
532 * print-tree.c (print_node): Update printing of TREE_STATIC
533 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
534 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
535 trailing comment listing applicable flags.
536 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
538 2016-05-20 David Malcolm <dmalcolm@redhat.com>
540 * calls.c (expand_call): Move "Rest of purposes for tail call
541 optimizations to fail" to...
542 (can_implement_as_sibling_call_p): ...this new function, and
543 split into multiple "if" statements.
545 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
547 * cfgloop.h (expected_loop_iterations_unbounded,
548 expected_loop_iterations): Unconstify.
549 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
550 profile with known upper bound; return 3 when profile is absent.
551 (expected_loop_iterations): Update.
553 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
555 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
556 and get_max_loop_iterations_int.
558 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
560 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
561 realistic upper bounds here.
563 2016-05-20 Jakub Jelinek <jakub@redhat.com>
566 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
567 calls if the LHS is variable length or has addressable type.
568 If targets[0]->decl is a noreturn call with void return type and
569 zero arguments, adjust fntype and remove lhs in that case.
571 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
573 PR tree-optimization/71079
574 PR tree-optimization/71206
575 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
577 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
579 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
580 (get_vec_alignment_for_array_decl): Likewise.
581 (get_vec_alignment_for_record_decl): Likewise.
582 (increase_alignment::execute): Move code to find alignment to
583 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
584 (type_align_map): New hash_map.
586 2016-05-20 Richard Guenther <rguenther@suse.de>
588 PR tree-optimization/29756
589 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
590 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
591 * fold-const.c (operand_equal_p): Likewise.
592 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
593 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
594 * tree-inline.c (estimate_operator_cost): Likewise.
595 * tree-pretty-print.c (dump_generic_node): Likewise.
596 * tree-ssa-operands.c (get_expr_operands): Likewise.
597 * cfgexpand.c (expand_debug_expr): Likewise.
598 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
599 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
600 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
601 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
602 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
603 (execute_update_addresses_taken): Do it.
605 2016-05-20 Richard Biener <rguenther@suse.de>
607 PR tree-optimization/71185
608 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
611 2016-05-20 Richard Biener <rguenther@suse.de>
613 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
614 gimple_seq_add_seq_without_update.
615 (release_bb_predicate): Assert we have no operands to free.
616 (if_convertible_loop_p_1): Calculate post dominators later.
617 Do not free BB predicates here.
618 (combine_blocks): Do not recompute BB predicates.
619 (version_loop_for_if_conversion): Save BB predicates around
622 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
624 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
625 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
626 code. Ignore sibcalls on EDGE_IGNORE edges.
627 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
628 on edges for sibcalls that run without prologue. The rest of the
629 function is combined from...
630 (fix_fake_fallthrough_edge): ... this, and ...
631 (try_shrink_wrapping): ... a part of this. Remove the bb_with
632 function argument, make it a local variable.
634 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
636 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
637 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
638 for 32-bit mode and SEH for 64-bit.
639 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
640 TARGET_64BIT_DEFAULT.
642 2016-05-19 Ryan Burn <contact@rnburn.com>
644 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
645 * gengtype.c (open_base_files): Add cilk.h to ifiles.
647 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
649 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
650 force pending loads from memory.
652 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
654 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
655 (UNSPEC_DARN_32): New unspec constant.
656 (UNSPEC_DARN_RAW): New unspec constant.
657 (darn_32): New instruction.
658 (darn_raw): New instruction.
659 (darn): New instruction.
660 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
661 support and documentation for this macro.
662 (BU_P9_MISC_1): New macro definition.
663 (BU_P9_64BIT_MISC_0): New macro definition.
664 (BU_P9_MISC_0): New macro definition.
665 (darn_32): New builtin definition.
666 (darn_raw): New builtin definition.
667 (darn): New builtin definition.
668 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
669 RS6000_BUILTIN_0 directives to surround each occurrence of
670 #include "rs6000-builtin.def".
671 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
672 RS6000_BTM_64BIT flags to the returned mask, depending on
674 (def_builtin): Correct an error in the assignments made to the
675 debugging variable attr_string.
676 (rs6000_expand_builtin): Add support for no-operand built-in
678 (builtin_function_type): Remove fatal_error assertion that is no
680 (rs6000_common_init_builtins): Add support for no-operand built-in
682 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
684 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
686 (RS6000_BTM_64BIT): New macro definition.
687 * doc/extend.texi: Document __builtin_darn (void),
688 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
691 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
693 * tree-vect-loop.c (vect_analyze_loop_2): Use also
694 max_loop_iterations_int.
696 2016-05-19 Marek Polacek <polacek@redhat.com>
698 PR tree-optimization/71031
699 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
700 condition and adjust the code a bit.
702 2016-05-19 Martin Liska <mliska@suse.cz>
704 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
705 auto_vec instead of vec.
707 2016-05-19 Martin Liska <mliska@suse.cz>
709 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
711 2016-05-19 Martin Liska <mliska@suse.cz>
713 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
715 2016-05-19 Martin Liska <mliska@suse.cz>
717 * ipa-pure-const.c (set_function_state): Remove an existing
719 (remove_node_data): Do not free it as it's released
720 in set_function_state.
722 2016-05-19 Martin Liska <mliska@suse.cz>
724 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
727 2016-05-19 Martin Liska <mliska@suse.cz>
729 * omp-simd-clone.c (simd_clone_adjust): Release vector.
731 2016-05-19 Martin Liska <mliska@suse.cz>
733 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
734 an auto_vec instead of re-creating it.
736 2016-05-19 Martin Liska <mliska@suse.cz>
738 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
739 auto_vec instead of vec.
741 2016-05-19 Martin Liska <mliska@suse.cz>
743 * lto-section-in.c (lto_get_section_data): Call
744 lto_check_version with additional argument.
745 * lto-streamer.c (lto_check_version): Add new argument.
746 * lto-streamer.h (lto_check_version): Likewise.
748 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
750 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
751 Don't add cost of inner memory when handling sign-extended loads.
753 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
755 PR rtl-optimization/71148
756 * cse.c (cse_main): Free dominance info.
757 (rest_of_handle_cse): Don't free dominance info.
758 (rest_of_handle_cse2): Likewise.
759 (rest_of_handle_cse_after_global_opts): Likewise.
761 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
764 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
765 NULL_TREE early if NEON is not available. Remove now redundant check
766 in ARM_CHECK_BUILTIN_MODE.
768 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
771 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
772 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
773 * doc/cpp.texi: Document new macros.
775 2016-05-19 Bin Cheng <bin.cheng@arm.com>
777 PR tree-optimization/69848
778 * tree-vect-loop.c (vectorizable_reduction): Don't factor
779 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
781 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
783 * function.c (thread_prologue_and_epilogue_insn): Move the
784 "goto epilogue_done" one block later.
786 2016-05-19 Richard Biener <rguenther@suse.de>
788 PR tree-optimization/70729
789 * passes.def: Move LIM pass before PRE. Remove no longer
790 required copyprop and move first DCE out of the loop pipeline.
792 2016-05-18 David Malcolm <dmalcolm@redhat.com>
795 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
796 (OBJS-libcommon-target): ...here.
797 * opts-common.c: Include spellcheck.h.
798 (cmdline_handle_error): Build a vec of valid options and use it
799 to suggest provide hints for misspelled arguments.
801 2016-05-18 Jakub Jelinek <jakub@redhat.com>
804 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
805 lhs if it has TREE_ADDRESSABLE type.
807 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
810 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
811 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
813 2016-05-18 Martin Jambor <mjambor@suse.cz>
816 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
817 input for NOP_EXPR pass-through functions.
818 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
819 aggregate global constant VAR_DECLs in constant jump functions.
821 2016-05-18 Martin Jambor <mjambor@suse.cz>
824 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
825 from TREE_READONLY parameters.
827 2016-05-18 Martin Jambor <mjambor@suse.cz>
830 * cgraph.h (cgraph_indirect_call_info): New field
831 guaranteed_unmodified.
832 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
833 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
835 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
836 pass the parameter value to ipa_find_agg_cst_for_param.
837 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
838 guaranteed_unmodified, store AA results there instead of bailing out
840 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
841 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
842 (find_constructor_constant_at_offset): New function.
843 (ipa_find_agg_cst_from_init): Likewise.
844 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
845 static initializers of contants, report back through a new paameter
846 from_global_constant if that was the case.
847 (try_make_edge_direct_simple_call): Also pass parameter value to
848 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
850 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
851 (ipa_read_indirect_edge_info): Likewise.
852 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
853 (ipa_load_from_parm_agg): Likewise.
855 2016-05-18 Jiong Wang <jiong.wang@arm.com>
857 PR rtl-optimization/71150
858 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
861 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
864 * config/rs6000/constraints.md (wE constraint): New constraint
865 for a vector constant that can be loaded with XXSPLTIB.
866 (wM constraint): New constraint for a vector constant of a 1's.
867 (wS constraint): New constraint for a vector constant that can be
868 loaded with XXSPLTIB and a vector sign extend instruction.
869 * config/rs6000/predicates.md (xxspltib_constant_split): New
870 predicates for wE/wS constraints.
871 (xxspltib_constant_nosplit): Likewise.
872 (easy_vector_constant): Add support for constants that can be
874 (all_ones_constant): New predicate for vector constant with all
876 (splat_input_operand): Add support for ISA 3.0 word splat operations.
877 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
878 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
879 instruction and possibly with a sign extension.
880 (output_vec_const_move): Add support for XXSPLTIB. If we are
881 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
882 instead of XXLXOR/XXLORC.
883 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
885 (rs6000_legitimize_reload_address): Likewise.
886 (rs6000_output_move_128bit): Use output_vec_const_move to emit
888 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
889 combine VSX_M and VSX_M2 into one iterator.
891 (VSINT_84): New iterators for loading constants with XXSPLTIB.
892 (VSINT_842): Likewise.
893 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
894 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
895 XXSPLTIB instruction.
896 (xxspltib_<mode>_nosplit): Likewise.
897 (xxspltib_<mode>_split): New insn to load up constants with
898 XXSPLTIB and a sign extend instruction.
899 (vsx_mov<mode>): Replace single move that handled all vector types
900 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
901 moves (when -mvsx-timode is in effect) into the main vector
902 moves. Eliminate separate moves for <VSr> <VSa>, where the
903 preferred register class (<VSr>) is listed first, and the
904 secondary register class (<VSa>) is listed second with a '?' to
905 discourage use. Prefer loading 0/-1 in any VSX register for ISA
906 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
907 that if the register was involved in a slow operation, the
908 clear/set operation does not wait for the slow operation to
909 finish. Adjust the length attributes for 32-bit mode. Use
910 rs6000_output_move_128bit and drop the use of the string
911 instructions for 32-bit movti when -mvsx-timode is in effect. Use
912 spacing so that the alternatives and attributes don't generate
913 long lines, and put things in columns, so that it is easier to
914 match up the operands and attributes with the insn alternatives.
915 (vsx_mov<mode>_64bit): Likewise.
916 (vsx_mov<mode>_32bit): Likewise.
917 (vsx_movti_64bit): Fold movti into normal vector moves.
918 (vsx_movti_32bit): Likewise.
919 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
921 (vsx_splat_v4si_internal): Likewise.
922 (vsx_splat_v4sf_internal): Likewise.
923 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
924 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
925 extend vector elements.
926 (vsx_sign_extend_hi_<mode>): Likewise.
927 (vsx_sign_extend_si_v2di): Likewise.
928 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
930 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
931 constraints. Add trailing period to wL documentation.
933 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
936 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
937 * tree-dfa.c (replace_abnormal_ssa_names): New function.
938 * tree-call-cdce.c: Include tree-dfa.h.
939 (can_guard_call_p): New function, extracted from...
940 (can_use_internal_fn): ...here.
941 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
943 (shrink_wrap_one_built_in_call): Likewise.
944 (use_internal_fn): Likewise.
945 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
946 and return void. Call replace_abnormal_ssa_names.
947 (pass_call_cdce::execute): Check can_guard_call_p during the
948 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
949 will always change something.
951 2016-05-18 Martin Jambor <mjambor@suse.cz>
954 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
955 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
957 2016-05-18 Martin Jambor <mjambor@suse.cz>
960 * ipa-inline.h (condition): New field size.
961 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
962 for comaprison and store it into the new condition.
963 (evaluate_conditions_for_known_args): Use condition size to check
964 access sizes for all but CHANGED conditions.
965 (unmodified_parm_1): New parameter size_p, store access size into it.
966 (unmodified_parm): Likewise.
967 (unmodified_parm_or_parm_agg_item): Likewise.
968 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
969 (set_cond_stmt_execution_predicate): Extract access sizes and store
971 (set_switch_stmt_execution_predicate): Likewise.
972 (will_be_nonconstant_expr_predicate): Likewise.
973 (will_be_nonconstant_predicate): Likewise.
974 (inline_read_section): Stream condition size.
975 (inline_write_summary): Likewise.
977 2016-05-18 Richard Biener <rguenther@suse.de>
979 * tree-ssa-loop-im.c (determine_max_movement): Properly add
980 condition cost to PHI cost instead of total_cost.
982 2016-05-18 Martin Liska <mliska@suse.cz>
985 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
988 2016-05-18 Richard Biener <rguenther@suse.de>
990 * lto-streamer.h (LTO_major_version): Bump to 6.
992 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
994 * function.c (make_split_prologue_seq, make_prologue_seq,
995 make_epilogue_seq): New functions, factored out from...
996 (thread_prologue_and_epilogue_insns): Here.
998 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1000 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
1001 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
1002 of before. Add a comment.
1004 2016-05-18 Bin Cheng <bin.cheng@arm.com>
1006 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
1007 expression pointer, not pointer to the pointer.
1009 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1011 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
1012 (avx2_pbroadcast<mode>): Add another alternative with v instead
1013 of x constraints in it, using <pbroadcast_evex_isa> isa.
1014 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
1016 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
1017 constraint x instead of v in second alternative, add avx512bw
1020 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
1021 constraint x instead of v in second alternative, add avx512bw
1024 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1025 constraint x instead of v in second alternative, add avx512bw
1028 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1029 avx512bw alternative.
1031 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1033 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1035 (define_insn "*andnottf3"): Ditto.
1036 (define_insn "*<code><mode>3"/any_logic): Ditto.
1037 (define_insn "*<code>tf3"/any_logic): Ditto.
1038 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1039 operand to block AVX-512VL insn variant emit when it is not enabled.
1041 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1043 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1044 constraint fot SF mode.
1046 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1047 Kirill Yukhin <kirill.yukhin@intel.com>
1049 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1051 (define_insn "rsqrt14<mode>"): Ditto.
1052 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1053 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1054 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1055 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1056 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1058 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1059 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1060 * config/i386/i386.c (ix86_print_operand): Expand check for size
1061 override codes for Intel syntax.
1063 2016-05-18 Richard Biener <rguenther@suse.de>
1065 PR tree-optimization/71168
1066 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1067 initialization earlier.
1069 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1071 * config/aarch64/aarch64-simd.md
1072 (aarch64_reduc_plus_internal<mode>): Rename to...
1073 (reduc_plus_scal): ...This, and remove previous implementation.
1075 2016-05-18 Richard Biener <rguenther@suse.de>
1077 * passes.def: Put late dse and cd_dce in canonical order.
1079 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1081 * ipa-inline-transform.c (preserve_function_body_p): Look for
1082 first non-thunk clone.
1083 (save_function_body): Save into first non-thunk.
1084 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1086 (lto_output_node): Inline thunks don't need body in every
1088 * lto-streamer-in.c: Do not fixup thunk clones.
1089 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1091 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1094 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1097 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1098 (reassociate_bb): Call transform_add_to_multiply.
1100 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1102 * config/aarch64/aarch64.c (all_extensions): Removed unused
1105 2016-05-17 Nathan Sidwell <nathan@acm.org>
1107 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1108 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1110 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1112 PR tree-optimization/54579
1114 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1116 2016-05-17 Marek Polacek <polacek@redhat.com>
1119 * tree-inline.c (expand_call_inline): Call
1120 maybe_remove_unused_call_args.
1122 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1124 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1125 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1126 * doc/md.texi (fmin@var{m}3): Likewise.
1128 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1130 * match.pd (X & C): New transformation.
1132 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1134 * match.pd (~X & Y): New transformation.
1136 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1138 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1139 information for new SSA_NAME.
1140 (simplify_conversion_using_ranges): Get range through get_range_info
1141 instead of get_value_range.
1143 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1145 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1146 Remove inline assembly.
1147 (vmvn_s16): Likewise.
1148 (vmvn_s32): Likewise.
1149 (vmvn_u8): Likewise.
1150 (vmvn_u16): Likewise.
1151 (vmvn_u32): Likewise.
1152 (vmvnq_s8): Likewise.
1153 (vmvnq_s16): Likewise.
1154 (vmvnq_s32): Likewise.
1155 (vmvnq_u8): Likewise.
1156 (vmvnq_u16): Likewise.
1157 (vmvnq_u32): Likewise.
1158 (vmvn_p8): Likewise.
1159 (vmvnq_p16): Likewise.
1161 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1163 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1165 (vmul_n_s16): Likewise.
1166 (vmul_n_s32): Likewise.
1167 (vmul_n_u16): Likewise.
1168 (vmul_n_u32): Likewise.
1169 (vmulq_n_f32): Likewise.
1170 (vmulq_n_f64): Likewise.
1171 (vmulq_n_s16): Likewise.
1172 (vmulq_n_s32): Likewise.
1173 (vmulq_n_u16): Likewise.
1174 (vmulq_n_u32): Likewise.
1176 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1178 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1179 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1181 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1183 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1184 to *aarch64_fma4_elt_from_dup<mode>.
1185 (*aarch64_fnma4_elt_to_128df): Rename to
1186 *aarch64_fnma4_elt_from_dup<mode>.
1187 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1188 (vfms_n_f32): Likewise.
1189 (vfms_n_f64): Likewise.
1190 (vfmsq_n_f32): Likewise.
1191 (vfmsq_n_f64): Likewise.
1193 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1195 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1197 2016-05-17 Richard Biener <rguenther@suse.de>
1199 PR tree-optimization/71132
1200 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1201 Only add control dependences for blocks in the loop.
1202 (build_rdg): Adjust.
1203 (generate_code_for_partition): Return whether loop should
1204 be destroyed and delay that.
1205 (distribute_loop): Likewise.
1206 (pass_loop_distribution::execute): Record loops to be destroyed
1207 and perform delayed destroying of loops.
1209 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1212 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1214 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1216 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1218 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1221 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1222 insertion point for instructions generated by validize_mem.
1224 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1226 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1229 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1231 * config/aarch64/aarch64.c
1232 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1233 rather than a macro.
1235 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1237 * doc/invoke.texi (AArch64 Options): Various updates.
1239 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1241 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1242 into instrumentation thunks.
1243 * cif-code.def (CIF_CHKP): New.
1245 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1247 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1249 2016-05-16 Martin Jambor <mjambor@suse.cz>
1251 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1252 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1254 2016-05-16 Marek Polacek <polacek@redhat.com>
1256 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1259 2016-05-16 Martin Jambor <mjambor@suse.cz>
1262 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1263 the outlined kernel function.
1265 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1267 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1268 (ISA_HAS_DLSA): Ditto.
1270 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1272 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1274 2016-05-16 Nathan Sidwell <nathan@acm.org>
1276 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1277 (nvptx_name_replacement): Restore. Add comment.
1278 (write_fn_proto, write_fn_proto_from_insn,
1279 nvptx_output_call_insn): Restore
1280 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1282 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1284 * config/aarch64/aarch64.md
1285 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1286 (add<mode>3_compareC_imm): Likewise.
1287 (<optab>si3_uxtw): Split into register and immediate variants.
1288 (andsi3_compare0_uxtw): Likewise.
1289 (and<mode>3_compare0): Likewise.
1290 (and<mode>3nr_compare0): Likewise.
1291 (stack_protect_test_<mode>): Don't use %x for memory operands.
1293 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1295 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1297 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1299 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1300 Split integer shifts into shift_reg and bfm.
1301 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1302 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1303 (ror<mode>3_insn): Likewise.
1304 (<optab>si3_insn_uxtw): Likewise.
1305 (<optab><mode>3_insn): Change to rotate_imm.
1306 (extr<mode>5_insn_alt): Likewise.
1307 (extrsi5_insn_uxtw): Likewise.
1308 (extrsi5_insn_uxtw_alt): Likewise.
1310 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1312 * doc/tm.texi: Regenerate.
1313 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1314 (TARGET_INVALID_RETURN_TYPE): Remove.
1315 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1316 TARGET_INVALID_RETURN_TYPE.
1317 * target.def (invalid_parameter_type): Remove.
1318 (invalid_return_type): Remove.
1320 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1322 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1323 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1325 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1327 (preserve_function_body_p): No need to preserve function body
1328 * cif-codes.def (CIF_THUNK): Remove.
1329 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1331 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1333 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1335 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1337 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1340 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1342 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1343 (inline_small_functions): Do not look for function symbol when
1346 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1348 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1351 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1352 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1353 Jiong Wang <jiong.wang@arm.com>
1355 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1356 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1357 Define __ARM_FP16_ARGS when appropriate.
1358 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1360 (arm_invalid_return_type): Likewise.
1361 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1362 (TARGET_INVALID_RETURN_TYPE): Remove.
1363 (aapcs_vfp_sub_candidate): Allow HFmode.
1364 (aapcs_vfp_allocate): Add comment. Support HFmode.
1365 (aapcs_vfp_allocate_return_reg): Likewise.
1366 (struct aapcs_cp_arg_layout): Slightly reword comments for
1367 is_return_candidate and allocate_return_reg.
1368 (output_mov_vfp): Update assert.
1369 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1371 (arm_invalid_parameter_type): Remove.
1372 (amr_invalid_return_type): Remove.
1373 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1374 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1375 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1377 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1379 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1380 * config/aarch64/arch64-protos.h
1381 (aarch64_legitimize_reload_address): Remove.
1382 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1385 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1387 * configure.ac: Add ACX_NONCANONICAL_HOST.
1388 * configure: Regenerate.
1389 * Makefile.in: Set host_noncanonical.
1391 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
1394 * config/i386/i386.md (*movtf_internal): Before register allocation,
1395 do not allow FP constants for CM_MEDIUM memory model, allow only
1396 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
1397 (*movxf_internal): Ditto.
1398 (*movdf_internal): Ditto.
1399 (*movsf_internal): Ditto.
1401 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
1403 PR rtl-optimization/67483
1404 * combine.c (make_compound_operation): Don't call extract_left_shift
1405 with negative shift amounts.
1407 2016-05-13 Jakub Jelinek <jakub@redhat.com>
1410 * fold-const.c (fold_checksum_tree): Allow modification
1411 of TYPE_ALIAS_SET during folding.
1413 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
1414 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
1415 (ix86_split_to_parts): Likewise. Fix up formatting.
1417 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
1419 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
1420 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
1423 2016-05-13 Nathan Sidwell <nathan@acm.org>
1425 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
1426 (nvptx_name_replacement): Delete.
1427 (write_fn_proto, write_fn_proto_from_insn,
1428 nvptx_output_call_insn): Remove nvptx_name_replacement call.
1429 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
1430 * langhooks.c (add_builtin_funcction_common): Call
1431 targetm.mangle_decl_assembler_name.
1433 * config/nvptx/nvptx.c (write_fn_proto): Handle
1434 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
1436 2016-05-13 Martin Liska <mliska@suse.cz>
1438 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
1439 and PRIu64 in printf format.
1441 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1443 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
1446 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1448 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1449 Change --param max-completely-peeled-times to
1450 --param max-completely-peel-times in dump file printing.
1452 2016-05-13 Richard Biener <rguenther@suse.de>
1454 PR tree-optimization/42587
1455 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
1456 (find_bswap_or_nop_1): Likewise.
1457 (bswap_replace): Likewise.
1459 2016-05-13 Martin Liska <mliska@suse.cz>
1461 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1462 Initialize a variable with default value.
1464 2016-05-13 Martin Liska <mliska@suse.cz>
1466 * doc/invoke.texi: Enhance explanation of error recovery
1469 2016-05-13 Martin Liska <mliska@suse.cz>
1471 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
1472 (struct cost_pair): Change inv_expr_id (int) to inv_expr
1473 (iv_inv_expr_ent *).
1474 (struct iv_inv_expr_ent): Comment struct fields.
1475 (sort_iv_inv_expr_ent): New function.
1476 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
1477 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
1478 a hash_map between iv_inv_expr_ent and number of usages.
1479 (niter_for_exit): Fix coding style.
1480 (tree_ssa_iv_optimize_init): Use renamed variable.
1481 (determine_base_object): Fix coding style.
1482 (alloc_iv): Likewise.
1483 (find_interesting_uses_outside): Likewise.
1484 (add_candidate_1): Likewise.
1485 (add_standard_iv_candidates): Likewise.
1486 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1487 (prepare_decl_rtl): Fix coding style.
1488 (get_address_cost): Likewise.
1489 (get_shiftadd_cost): Likewise.
1490 (force_expr_to_var_cost): Likewise.
1491 (compare_aff_trees): Likewise.
1492 (get_expr_id): Restructure the function.
1493 (get_loop_invariant_expr_id): Renamed to
1494 get_loop_invariant_expr.
1495 (get_computation_cost_at): Replace usage of inv_expr_id with
1497 (get_computation_cost): Likewise.
1498 (determine_group_iv_cost_generic): Likewise.
1499 (determine_group_iv_cost_address): Likewise.
1500 (iv_period): Fix coding style.
1501 (iv_elimination_compare_lt): Likewise.
1502 (may_eliminate_iv): Likewise.
1503 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
1505 (determine_group_iv_costs): Dump invariant expressions.
1506 (iv_ca_recount_cost): Use the newly added hash_map.
1507 (iv_ca_set_remove_invariants): Fix coding style.
1508 (iv_ca_set_add_invariants): Fix coding style.
1509 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
1511 (iv_ca_set_cp): Likewise.
1512 (iv_ca_new): Initialize the newly added hash_map and remove
1513 initialization of fields.
1514 (iv_ca_free): Delete the hash_map.
1515 (iv_ca_dump): Dump invariant expressions.
1516 (iv_ca_extend): Fix coding style.
1517 (try_add_cand_for): Likewise.
1518 (create_new_ivs): Dump information about # of avg iterations and
1519 # of used invariant expressions.
1520 (rewrite_use_compare): Fix coding style.
1521 (free_loop_data): Set default value for max_inv_expr_id.
1523 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
1525 * cse.c (rest_of_handle_cse): Use cleanup_cfg
1526 returned value cse_cfg_altered computation.
1527 (rest_of_handle_cse2): Likewise.
1528 (rest_of_handle_cse_after_global_opts): Likewise.
1530 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1533 * config/arm/arm.c (arm32_output_mi_thunk): New.
1534 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
1535 to split Thumb1 vs TARGET_32BIT functionality.
1536 (arm_thumb1_mi_thunk): New.
1538 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1540 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
1543 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1546 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
1548 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
1550 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
1551 (expand_builtin_trap): Emit a regular call.
1552 (set_builtin_user_assembler_name): Remove obsolete cases.
1553 * dse.c (scan_insn): Adjust.
1554 * except.c: Include calls.h.
1555 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
1556 emit a regular call to setjmp.
1557 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
1558 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
1559 (emit_block_move_via_libcall): Delete.
1560 (block_move_fn): Delete.
1561 (init_block_move_fn): Likewise.
1562 (emit_block_move_libcall_fn): Likewise.
1563 (emit_block_op_via_libcall): New function.
1564 (set_storage_via_libcall): Tidy up and use memset builtin.
1565 (block_clear_fn): Delete.
1566 (init_block_clear_fn): Likewise.
1567 (clear_storage_libcall_fn): Likewise.
1568 (expand_assignment): Call emit_block_move_via_libcall.
1569 Do not include gt-expr.h.
1570 * expr.h (emit_block_op_via_libcall): Declare.
1571 (emit_block_copy_via_libcall): New inline function.
1572 (emit_block_move_via_libcall): Likewise.
1573 (emit_block_comp_via_libcall): Likewise.
1574 (block_clear_fn): Delete.
1575 (init_block_move_fn): Likewise.
1576 (init_block_clear_fn): Likewise.
1577 (emit_block_move_via_libcall): Likewise.
1578 (set_storage_via_libcall): Add default parameter value.
1579 * libfuncs.h (enum libfunc_index): Remove obsolete values.
1580 (abort_libfunc): Delete.
1581 (memcpy_libfunc): Likewise.
1582 (memmove_libfunc): Likewise.
1583 (memcmp_libfunc): Likewise.
1584 (memset_libfunc): Likewise.
1585 (setbits_libfunc): Likewise.
1586 (setjmp_libfunc): Likewise.
1587 (longjmp_libfunc): Likewise.
1588 (profile_function_entry_libfunc): Likewise.
1589 (profile_function_exit_libfunc): Likewise.
1590 (gcov_flush_libfunc): Likewise.
1591 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
1592 and DECL_VISIBILITY on the declaration.
1593 (init_optabs): Do not initialize obsolete libfuncs.
1594 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
1595 * tree-core.h (ECF_RET1): Define.
1596 (ECF_TM_PURE): Adjust.
1597 (ECF_TM_BUILTIN): Likewise.
1598 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
1599 (build_common_builtin_nodes): Initialize abort builtin.
1600 Add ECF_RET1 on memcpy, memmove and memset builtins.
1601 Pass final flags for alloca and alloca_with_align builtins.
1602 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
1604 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
1605 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
1606 set_storage_via_libcall and call emit_block_copy_via_libcall.
1608 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
1610 * config/i386/i386.md (*call_got_x32): Change operand 0 to
1611 DImode before it is passed to ix86_output_call_operand.
1612 (*call_value_got_x32): Ditto for operand 1.
1614 2016-05-12 Jiong Wang <jiong.wang@arm.com>
1616 PR rtl-optimization/70904
1617 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
1618 reload for wide mode.
1620 2016-05-12 Marek Polacek <polacek@redhat.com>
1623 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
1624 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
1625 * langhooks.h (incomplete_type_error): Likewise.
1626 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
1627 parameter, pass it down to incomplete_type_error.
1628 * tree.h (size_in_bytes): New inline overload.
1629 (size_in_bytes_loc): Renamed from size_in_bytes.
1631 2016-05-12 Richard Biener <rguenther@suse.de>
1633 PR tree-optimization/71059
1634 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
1635 nary before looking up or entering the expression into the VN
1637 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
1638 Make sure to re-use NARYs without result as inserted by
1641 2016-05-12 Richard Biener <rguenther@suse.de>
1643 PR tree-optimization/71062
1644 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1646 * tree-ssa-structalias.c (set_uids_in_ptset): Set
1647 vars_contains_restrict if the var is a restrict tag.
1648 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
1649 do not disambiguate pointers against it.
1650 (dump_points_to_solution): Re-structure and adjust for new
1651 vars_contains_restrict flag.
1652 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
1654 2016-05-12 Martin Liska <mliska@suse.cz>
1656 * doc/invoke.texi: Explain connection between
1657 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
1659 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
1661 PR tree-optimization/71006
1662 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
1663 consider COND_EXPR as a mask producer.
1665 2016-05-12 Marek Polacek <polacek@redhat.com>
1668 * opts.c (common_handle_option): Detect missing argument for --help^.
1670 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1673 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
1674 when popping the PC and within an interrupt handler routine.
1675 Add missing tab to output of "ldmfd".
1676 (output_return_instruction): Output LDMFD with SP update rather
1677 than POP when returning from interrupt handler.
1679 2016-05-12 Jakub Jelinek <jakub@redhat.com>
1681 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
1682 TARGET_64BIT && TARGET_AVX512DQ.
1683 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
1684 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
1685 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
1686 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
1687 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
1688 (*vec_extractv4si_zext): Add avx512dq alternative.
1689 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
1690 use v instead of x constraint in other alternatives where possible.
1692 * config/i386/sse.md (sse2_loadld): Use v instead of x
1693 constraint in alternatives 0,1,4.
1695 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
1696 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
1697 v constraints instead of x and <pinsr_evex_isa> isa attribute.
1700 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
1701 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
1702 is not emitted unless TARGET_AVX512BW.
1703 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
1704 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
1705 for the result operand.
1707 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
1708 constraint instead of x in avx alternatives. Use maybe_evex instead
1711 * config/i386/constraints.md (Yv): New constraint.
1712 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
1713 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
1714 * config/i386/i386.md (avx512fvecmode): New mode attr.
1715 (*pushtf): Use v constraint instead of x.
1716 (*movtf_internal): Likewise. For TARGET_AVX512VL and
1717 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
1718 (*absneg<mode>2): Use Yv constraint instead of x constraint.
1719 (*absnegtf2_sse): Likewise.
1720 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
1721 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
1722 avx512f alternatives.
1723 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
1725 2016-05-12 Richard Biener <rguenther@suse.de>
1727 PR tree-optimization/71060
1728 * tree-data-ref.c (initialize_data_dependence_relation): Do not
1729 require exact match of DR_BASE_OBJECT but only matching address and
1732 2016-05-12 Richard Biener <rguenther@suse.de>
1734 PR tree-optimization/70986
1735 * cfganal.c: Include cfgloop.h.
1736 (dfs_find_deadend): Prefer to take edges exiting loops.
1738 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1740 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
1741 compile and run time.
1743 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
1746 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
1748 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
1750 * config/i386/i386.c (legitimize_pic_address): Use
1751 copy_to_suggested_reg instead of gen_movsi.
1753 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1755 * config/rs6000/predicates.md (quad_memory_operand): Move most of
1756 the code into quad_address_p and call it to share code with
1757 vsx_quad_dform_memory_operand.
1758 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
1760 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
1761 bit instead of being a separate word. Split -mpower9-dform into
1762 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1763 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
1764 for the register class supporting 128-bit quad word memory offsets.
1765 (mode_supports_vsx_dform_quad): Helper function to return if the
1766 register class uses quad word memory offsets.
1767 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
1768 (rs6000_debug_reg_global): Always print if we are using LRA or not.
1769 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
1770 instructions are enabled, set up the appropriate addr_masks for
1772 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
1773 -mpower9-dform-scalar, instead of -mpower9-dform.
1774 (rs6000_option_override_internal): Split -mpower9-dform into two
1775 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
1776 -mpower9-dform switch sets or clears both. If we are not using
1777 the LRA register allocator, do not enable -mpower9-dform-vector by
1778 default. If we are using LRA, enable -mpower9-dform-vector and
1779 -mvsx-timode if it is appropriate. Issue a warning if either
1780 -mpower9-dform-vector or -mvsx-timode are explicitly used without
1782 (quad_address_offset_p): New helper function to return if the
1783 offset is legal for quad word memory instructions.
1784 (quad_address_p): New function to determin if GPR or vector
1785 register quad word memory addresses are legal.
1786 (mem_operand_gpr): Validate quad word address offsets.
1787 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
1788 d-form (register + offset) instructions.
1789 (offsettable_ok_by_alignment): Likewise.
1790 (rs6000_legitimate_offset_address_p): Likewise.
1791 (legitimate_lo_sum_address_p): Likewise.
1792 (rs6000_legitimize_address): Likewise.
1793 (rs6000_legitimize_reload_address): Add more debug statements for
1795 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
1796 d-form instructions.
1797 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
1798 d-form instructions. Distinguish different cases in debug
1799 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
1800 d-form instructions.
1801 (rs6000_preferred_reload_class): Likewise.
1802 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
1803 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
1804 of the ISA 2.06 indexed memory instructions.
1805 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
1806 use them to save/restore the saved vector registers instead of
1807 using Altivec instructions.
1808 (rs6000_emit_epilogue): Likewise.
1809 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
1810 (rs6000_opt_masks): Split -mpower9-dform into
1811 -mpower9-dform-scalar and -mpower9-dform-vector.
1812 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
1814 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
1815 ISA 3.0 vector indexed memory instructions, and fold the code into
1816 the normal mov<mode> patterns.
1817 (p9_vecstore_<mode>): Likewise.
1818 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
1820 (vsx_movti_64bit): Likewise.
1821 (vsx_movti_32bit): Likewise.
1822 * config/rs6000/constraints.md (wO constraint): New constraint for
1823 ISA 3.0 vector d-form support.
1824 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
1825 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
1826 include -mpower9-dform-vector until we switch over to LRA.
1827 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
1828 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1829 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
1830 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1831 for -mpower9-dform and -mlra.
1832 * doc/md.texi (wO constraint): Document wO constraint.
1834 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
1836 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
1837 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
1838 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
1839 Move handling of non-insn arguments inline into the sole user:
1840 (output_trans_func): ...here.
1841 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
1842 in emitted function prototype.
1843 (output_internal_insn_latency_func): Ditto. Simplify.
1844 (output_internal_maximal_insn_latency_func): Ditto. Delete
1845 always-unused argument.
1846 (output_insn_latency_func): Ditto.
1847 (output_maximal_insn_latency_func): Ditto.
1849 2016-05-11 Richard Biener <rguenther@suse.de>
1851 PR tree-optimization/71055
1852 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
1853 sth with precision not equal to access size verify we don't chop
1856 2016-05-11 Richard Biener <rguenther@suse.de>
1859 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
1860 (dwarf2out_finish): Move retry_incomplete_types call ...
1861 (dwarf2out_early_finish): ... here.
1863 2016-05-11 Richard Biener <rguenther@suse.de>
1866 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
1867 if the langhook insists on it.
1868 * fold-const.c (make_bit_field_ref): Add arg for the original
1869 reference and preserve its alias-set.
1870 (decode_field_reference): Take exp by reference and adjust it
1871 to the original memory reference.
1872 (optimize_bit_field_compare): Adjust callers.
1873 (fold_truth_andor_1): Likewise.
1874 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
1876 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
1879 * cfgrtl.h (delete_insn_and_edges): Now return bool.
1880 * cfgrtl.c (delete_insn_and_edges): Likewise.
1881 * config/i386/i386.c (convert_scalars_to_vector): Remove
1883 * cse.c (cse_insn): Compute cse_cfg_altered.
1884 (delete_trivially_dead_insns): Likewise.
1885 (cse_cc_succs): Likewise.
1886 (rest_of_handle_cse): Free dominance info if required.
1887 (rest_of_handle_cse2): Likewise.
1888 (rest_of_handle_cse_after_global_opts): Likewise.
1890 2016-05-11 Alan Modra <amodra@gmail.com>
1892 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
1893 abi_v4_pass_in_fpr): New functions.
1894 (rs6000_function_arg_boundary): Exclude complex IBM long double
1895 from 64-bit alignment when ABI_V4.
1896 (rs6000_function_arg, rs6000_function_arg_advance_1,
1897 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
1899 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
1901 PR rtl-optimization/71028
1902 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
1903 jump with just a return in the fallthrough block if the branch
1904 block contains just a return as well.
1906 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
1908 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
1909 * match.pd ((X & Y) ^ Y): ... this.
1910 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
1911 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
1913 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1915 * read-md.c (require_char_ws): New function.
1916 (read_string): Simplify using require_char_ws.
1917 (handle_constants): Likewise.
1918 (handle_enum): Likewise.
1919 (handle_file): Likewise.
1920 * read-md.h (require_char_ws): New declaration.
1921 * read-rtl.c (read_conditions): Simplify using require_char_ws.
1922 (read_mapping): Likewise.
1923 (read_rtx_code): Likewise.
1924 (read_nested_rtx): Likewise.
1926 2016-05-10 James Norris <jnorris@codesourcery.com>
1928 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
1929 if offloading is enabled and -fopenacc or -fopenmp is specified.
1930 (CRTOFFLOADEND): Likewise.
1931 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
1932 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
1934 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
1936 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
1937 gotoff_operand code paths. Use copy_to_suggested_regs and
1938 expand_simple_binop where appropriate. Cleanup.
1940 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1943 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
1945 (dimode_scalar_chain::vector_const_cost): New.
1946 (dimode_scalar_chain::compute_convert_gain): Handle constants.
1947 (dimode_scalar_chain::convert_op): Likewise.
1948 (dimode_scalar_chain::convert_insn): Likewise.
1950 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1952 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
1953 unary operation, not a binary one.
1955 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1958 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
1959 calls with type casted fndecl.
1961 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1963 PR tree-optimization/70786
1964 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
1965 * calls.c (initialize_argument_information): Bind bounds
1966 with corresponding args passed by reference.
1968 2016-05-10 Jakub Jelinek <jakub@redhat.com>
1971 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
1972 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
1973 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
1976 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1979 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
1980 code for a zero scale factor.
1981 (vsx_xvcvdpuxds_scale): Likewise.
1983 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1985 * diagnostic-show-locus.c (layout::layout): Call show_ruler
1986 if show_ruler_p was set on the context.
1987 (layout::show_ruler): New method.
1988 * diagnostic.h (struct diagnostic_context): Add field
1991 2016-05-10 Richard Biener <rguenther@suse.de>
1993 PR tree-optimization/71039
1994 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
1995 (chk_uses): New function.
1996 (propagate_with_phi): Verify we can safely replicate the lhs of an
1997 aggregate assignment on all incoming edges.
1999 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
2001 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
2003 (rx_atomic_sequence): New class.
2004 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
2005 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
2007 (rx_atomic_sequence::rx_atomic_sequence,
2008 rx_atomic_sequence::~rx_atomic_sequence): New functions.
2009 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
2010 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
2011 CTRLREG_INTB): New constants.
2012 (FETCHOP): New code iterator.
2013 (fethcop_name, fetchop_name2): New iterator code attributes.
2014 (QIHI): New mode iterator.
2015 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
2016 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
2017 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2019 2016-05-10 Martin Liska <mliska@suse.cz>
2021 * tree-inline.c (remap_dependence_clique): Do not remap
2022 debugging statements.
2024 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2026 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2027 ("*fixuns_truncdfdi2_z13")
2028 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2029 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2030 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2032 2016-05-10 Richard Biener <rguenther@suse.de>
2034 PR tree-optimization/70497
2035 PR tree-optimization/28367
2036 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2038 (visit_reference_op_load): ... here.
2039 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2040 with simplified BIT_FIELD_REFs.
2041 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2042 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2045 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2047 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2048 documentation comment. For BLOCK nodes, add a
2049 DW_AT_abstract_origin attribute that points to the DIE generated
2050 for the origin BLOCK.
2051 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2052 blocks from inlined functions.
2054 2016-05-10 Alan Modra <amodra@gmail.com>
2057 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2058 regrename modifying insns saving lr before __morestack call.
2059 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2060 insns restoring lr after __morestack call.
2062 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2064 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2065 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2067 * config/i386/sse.md (vec_interleave_high<mode>,
2068 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2069 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2071 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2073 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2074 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2075 parallel reassociation for power8 and forward.
2077 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2079 * config/i386/i386.md (absneg splitters with general regs): Use
2080 general_reg_operand predicate.
2081 (btsq peephole2): Use x86_64_immediate_operand to check if new
2082 value is suitable for immediate operand. Generate emitted insn
2083 using RTL expressions.
2084 (btcq peephole2): Ditto.
2085 (btrq peephole2): Ditto. Generate correct immediate operand
2088 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2090 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2093 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2095 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2096 pointer dereference.
2098 2016-05-09 Richard Biener <rguenther@suse.de>
2100 PR tree-optimization/70985
2101 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2102 op0 isn't a gimple register.
2104 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2106 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2107 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2108 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2109 (i6400_fpu_mult): New cpu units.
2110 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2111 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2112 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2113 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2114 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2115 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2116 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2117 (i6400_msa_long_float4, i6400_msa_long_float5)
2118 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2119 (i6400_msa_fdiv_sf): New reservations.
2120 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2121 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2122 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2123 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2124 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2125 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2126 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2127 (msa_short_store4, msa_long_load, msa_short_store)
2128 (msa_long_logic, msa_long_float2, msa_long_float4)
2129 (msa_long_float5, msa_long_float8, msa_long_mult)
2130 (msa_long_fdiv, msa_long_div): New reservations.
2132 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2133 Sameera Deshpande <sameera.deshpande@imgtec.com>
2134 Matthew Fortune <matthew.fortune@imgtec.com>
2135 Graham Stott <graham.stott@imgtec.com>
2136 Chao-ying Fu <chao-ying.fu@imgtec.com>
2138 * config.gcc: Add MSA header file for mips*-*-* target.
2139 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2140 (Ubv8i, Urv8): New constraints.
2141 * config/mips/mips-ftypes.def: Add function types for MSA
2143 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2144 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2145 * config/mips/mips-msa.md: New file.
2146 * config/mips/mips-protos.h
2147 (mips_split_128bit_const_insns): New prototype.
2148 (mips_msa_idiv_insns): Likewise.
2149 (mips_split_128bit_move): Likewise.
2150 (mips_split_128bit_move_p): Likewise.
2151 (mips_split_msa_copy_d): Likewise.
2152 (mips_split_msa_insert_d): Likewise.
2153 (mips_split_msa_fill_d): Likewise.
2154 (mips_expand_msa_branch): Likewise.
2155 (mips_const_vector_same_val_p): Likewise.
2156 (mips_const_vector_same_bytes_p): Likewise.
2157 (mips_const_vector_same_int_p): Likewise.
2158 (mips_const_vector_shuffle_set_p): Likewise.
2159 (mips_const_vector_bitimm_set_p): Likewise.
2160 (mips_const_vector_bitimm_clr_p): Likewise.
2161 (mips_msa_vec_parallel_const_half): Likewise.
2162 (mips_msa_output_division): Likewise.
2163 (mips_ldst_scaled_shift): Likewise.
2164 (mips_expand_vec_cond_expr): Likewise.
2165 * config/mips/mips.c (enum mips_builtin_type): Add
2166 MIPS_BUILTIN_MSA_TEST_BRANCH.
2167 (mips_gen_const_int_vector_shuffle): New prototype.
2168 (mips_const_vector_bitimm_set_p): New function.
2169 (mips_const_vector_bitimm_clr_p): Likewise.
2170 (mips_const_vector_same_val_p): Likewise.
2171 (mips_const_vector_same_bytes_p): Likewise.
2172 (mips_const_vector_same_int_p): Likewise.
2173 (mips_const_vector_shuffle_set_p): Likewise.
2174 (mips_symbol_insns): Forbid loading symbols via immediate for
2176 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2178 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2180 (mips_lx_address_p): Add support load indexed address for MSA.
2181 (mips_address_insns): Add calculation of instructions needed for
2182 stores and loads for MSA.
2183 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2184 CONST_VECTOR for MSA and let it fall through.
2185 (mips_ldst_scaled_shift): New function.
2186 (mips_subword_at_byte): Likewise.
2187 (mips_msa_idiv_insns): Likewise.
2188 (mips_legitimize_move): Validate MSA moves.
2189 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2190 calculation of costs for MSA division.
2191 (mips_split_move_p): Check if MSA moves need splitting.
2192 (mips_split_move): Split MSA moves if necessary.
2193 (mips_split_128bit_move_p): New function.
2194 (mips_split_128bit_move): Likewise.
2195 (mips_split_msa_copy_d): Likewise.
2196 (mips_split_msa_insert_d): Likewise.
2197 (mips_split_msa_fill_d): Likewise.
2198 (mips_output_move): Handle MSA moves.
2199 (mips_expand_msa_branch): New function.
2200 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2201 Reinstate 'y' modifier.
2202 (mips_file_start): Add MSA .gnu_attribute.
2203 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2205 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2206 (mips_class_max_nregs): Add register size for MSA supported mode.
2207 (mips_cannot_change_mode_class): Allow conversion between MSA
2208 vector modes and TImode.
2209 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2211 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2212 (mips_preferred_simd_mode): Add preffered modes for MSA.
2213 (mips_vector_mode_supported_p): Add MSA supported modes.
2214 (mips_autovectorize_vector_sizes): New function.
2215 (mips_msa_output_division): Likewise.
2216 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2217 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2218 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2219 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2220 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2221 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2222 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2223 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2224 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2225 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2226 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2227 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2228 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2229 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2230 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2231 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2232 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2233 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2234 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2235 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2236 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2237 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2238 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2239 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2240 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2241 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2242 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2243 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2244 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2245 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2246 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2247 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2248 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2249 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2250 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2251 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2252 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2253 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2254 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2255 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2256 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2257 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2258 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2259 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2260 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2261 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2262 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2263 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2264 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2265 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2266 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2267 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2268 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2269 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2270 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2271 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2272 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2273 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2274 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2275 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2276 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2277 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2278 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2279 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2280 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2281 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2282 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2283 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2284 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2285 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2286 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2287 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2288 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2289 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2290 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2291 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2292 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2293 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2294 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2295 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2296 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2297 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2298 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2299 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2300 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2301 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2302 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2303 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2304 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2305 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2306 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2307 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2308 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2309 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2310 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2311 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2312 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2313 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2314 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2315 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2316 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2317 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2318 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2319 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2320 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2321 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2322 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2323 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2324 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2325 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2326 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2327 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2328 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2329 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2330 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2331 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2332 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2333 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2334 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2335 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2336 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2337 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2338 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2339 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2340 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2341 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2342 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2343 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2344 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2345 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2346 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2347 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2348 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2349 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2350 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2351 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2352 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2353 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2354 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2355 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2356 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2357 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2358 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2359 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2360 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2361 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2362 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2363 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2364 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2365 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2366 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2368 (mips_get_builtin_decl_index): New array.
2369 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2370 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2371 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2372 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2373 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2375 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2377 (mips_expand_builtin_insn): Prepare operands for
2378 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2379 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2380 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2381 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2382 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2383 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2384 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2385 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2386 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2387 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2388 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2389 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
2390 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
2391 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
2392 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
2393 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
2394 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
2395 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
2396 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
2397 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
2398 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
2399 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
2400 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
2401 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
2402 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
2403 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
2404 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
2405 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
2406 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
2407 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
2408 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
2409 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
2410 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
2411 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
2412 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
2413 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
2414 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
2415 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
2416 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
2417 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
2418 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
2419 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
2420 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
2421 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
2422 These are set implicitly and an error is reported if overridden.
2423 (mips_expand_builtin_msa_test_branch): New function.
2424 (mips_expand_msa_shuffle): Likewise.
2425 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
2426 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
2427 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
2428 (mips_expand_vec_unpack): Add support for MSA.
2429 (mips_expand_vector_init): Likewise.
2430 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
2431 instead of const0_rtx.
2432 (mips_msa_vec_parallel_const_half): New function.
2433 (mips_gen_const_int_vector): Likewise.
2434 (mips_gen_const_int_vector_shuffle): Likewise.
2435 (mips_expand_msa_cmp): Likewise.
2436 (mips_expand_vec_cond_expr): Likewise.
2437 * config/mips/mips.h
2438 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
2439 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
2441 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
2442 (ISA_HAS_MSA): New macro.
2443 (UNITS_PER_MSA_REG): Likewise.
2444 (BITS_PER_MSA_REG): Likewise.
2445 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
2446 (MSA_REG_FIRST): New macro.
2447 (MSA_REG_LAST): Likewise.
2448 (MSA_REG_NUM): Likewise.
2449 (MSA_REG_P): Likewise.
2450 (MSA_REG_RTX_P): Likewise.
2451 (MSA_SUPPORTED_MODE_P): Likewise.
2452 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
2453 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
2454 * config/mips/mips.md: Include mips-msa.md.
2455 (alu_type): Add simd_add.
2456 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
2457 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
2458 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
2459 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
2460 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
2461 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
2462 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
2463 simd_move, simd_load, simd_store. Choose "multi" for moves
2465 (qword_mode): New attribute.
2466 (insn_count): Add instruction count for quad moves.
2467 Increase the count for MIPS SIMD division.
2468 (UNITMODE): Add UNITMODEs for vector types.
2469 (addsub): New code iterator.
2470 * config/mips/mips.opt (mmsa): New option.
2471 * config/mips/msa.h: New file.
2472 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
2474 * config/mips/mti-linux.h: Likewise.
2475 * config/mips/predicates.md
2476 (const_msa_branch_operand): New constraint.
2477 (const_uimm3_operand): Likewise.
2478 (const_uimm4_operand): Likewise.
2479 (const_uimm5_operand): Likewise.
2480 (const_uimm8_operand): Likewise.
2481 (const_imm5_operand): Likewise.
2482 (aq10b_operand): Likewise.
2483 (aq10h_operand): Likewise.
2484 (aq10w_operand): Likewise.
2485 (aq10d_operand): Likewise.
2486 (const_m1_operand): Likewise.
2487 (reg_or_m1_operand): Likewise.
2488 (const_exp_2_operand): Likewise.
2489 (const_exp_4_operand): Likewise.
2490 (const_exp_8_operand): Likewise.
2491 (const_exp_16_operand): Likewise.
2492 (const_vector_same_val_operand): Likewise.
2493 (const_vector_same_simm5_operand): Likewise.
2494 (const_vector_same_uimm5_operand): Likewise.
2495 (const_vector_same_uimm6_operand): Likewise.
2496 (const_vector_same_uimm8_operand): Likewise.
2497 (par_const_vector_shf_set_operand): Likewise.
2498 (reg_or_vector_same_val_operand): Likewise.
2499 (reg_or_vector_same_simm5_operand): Likewise.
2500 (reg_or_vector_same_uimm6_operand): Likewise.
2501 * doc/extend.texi (MIPS SIMD Architecture Functions): New
2503 * doc/invoke.texi (-mmsa): Document new option.
2505 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2507 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
2508 * configure: Regenerate.
2509 * config.in: Regenerate.
2510 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
2512 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
2513 (ENDFILE_VTV_SPEC): Define.
2515 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
2517 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
2518 registers in all interrupt handlers if necessary.
2519 (rl78_option_override): Add warning.
2520 (MUST_SAVE_MDUC_REGISTERS): New macro.
2521 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
2522 * config/rl78/rl78.c (check_mduc_usage): New function.
2523 (mduc_regs): New structure to hold MDUC register data.
2524 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
2525 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
2526 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
2527 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
2528 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
2529 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
2531 2016-05-09 Bin Cheng <bin.cheng@arm.com>
2533 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
2534 (tree-ssa-loop-niter.h): Ditto.
2535 (idx_within_array_bound, ref_within_array_bound): New functions.
2536 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
2537 Factor out check on writable base object to ...
2538 (base_object_writable): ... here.
2540 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2542 * config/arm/arm.md (probe_stack): Add modes to set source
2545 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
2547 * regrename.c (base_reg_class_for_rename): New static function.
2548 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
2550 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
2552 * cgraph.c (thunk_adjust): Export.
2553 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
2554 * cgraphunit.c (thunk_adjust): Export.
2555 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
2557 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
2559 * tree-inline.c (expand_call_inline): Expand thunks inline.
2561 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
2564 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
2565 (*sse2_vd_cvtss2sd): Ditto.
2566 * config/i386/i386.md
2567 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
2568 Generate *sse2_vd_cvtsd2ss pattern.
2569 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
2570 Generate *sse2_vd_cvtss2sd pattern.
2572 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2574 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
2575 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
2578 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2580 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
2581 * config/sh/sh.c: Define and declare variables on first use throughout
2583 (current_function_interrupt): Change to bool type.
2584 (frame_insn): Rename to emit_frame_insn and update users.
2585 (push_regs): Use bool for 'interrupt_handler' argument.
2586 (save_schedule_s): Remove.
2587 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
2588 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
2589 targetm.asm_out.unaligned_op.di.
2590 (gen_far_branch): Remove redundant forward declaration.
2591 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
2592 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
2593 (sh_set_return_address, sh_function_ok_for_sibcall,
2594 scavenge_reg): Update comments.
2595 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
2596 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
2597 (sh_attr_renesas_p): Remove unnecessary parentheses.
2598 (branch_dest): Simplify.
2599 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
2600 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
2601 (CUMULATIVE_ARGS): Change macro to typedef.
2602 (current_function_interrupt): Change to bool type.
2603 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
2604 Surround with __cplusplus ifdef.
2605 (sh_compare_op0, sh_compare_op1): Remove.
2606 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
2608 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
2610 * config/arm/arm.md: (arch): Add neon.
2611 (arch_enabled): Return yes for arch neon when TARGET_NEON.
2612 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
2613 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
2614 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
2615 attributes for alt renumbering. Mark alt 3 as non-predicable.
2616 (thumb2_movdf_vfp): Likewise.
2618 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
2620 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
2621 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
2622 (*andqi_1): Add preferred_for_speed attribute to disparage
2623 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
2624 (*<code>qi_1): Ditto.
2625 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
2626 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
2627 (*ashlqi3_1): Ditto.
2628 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
2629 Add preferred_for_size attribute to disparage alternative 0 and
2630 preferred_for_speed attribute to disparage alternative 1 for
2631 TARGET_PARTIAL_REG_STALL targets.
2633 2016-05-07 Tom de Vries <tom@codesourcery.com>
2635 PR tree-optimization/70956
2636 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
2639 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
2641 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
2642 * config/sh/sh.c (sh_cbranch_distance): Implement it.
2643 * config/sh/sh.md (branch_zero): Remove define_attr.
2644 (define_delay): Disable delay slot if branch distance is one insn.
2646 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2648 * config/i386/i386.md (LEAMODE): New mode attribute.
2649 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
2650 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
2651 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
2652 operand 2 predicate.
2653 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
2654 (*lea<mode>_general_3): Ditto.
2655 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
2657 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2659 * genmddump.c (main): Convert argv from char ** to const char **.
2661 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2663 * coretypes.h (OVERRIDE): New macro.
2666 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
2668 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
2669 allow coalescing if the types are compatible.
2671 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2673 * pass_manager.h (pass_manager::register_pass_name): New method.
2674 (pass_manager::get_pass_by_name): New method.
2675 (pass_manager::create_pass_tab): New method.
2676 (pass_manager::m_name_to_pass_map): New field.
2677 * passes.c (name_to_pass_map): Delete global in favor of field
2678 "m_name_to_pass_map" of pass_manager.
2679 (register_pass_name): Rename from a function to...
2680 (pass_manager::register_pass_name): ...this method, updating
2681 for renaming of global "name_to_pass_map" to field
2682 "m_name_to_pass_map".
2683 (create_pass_tab): Rename from a function to...
2684 (pass_manager::create_pass_tab): ...this method, updating
2685 for renaming of global "name_to_pass_map" to field.
2686 (get_pass_by_name): Rename from a function to...
2687 (pass_manager::get_pass_by_name): ...this method.
2688 (enable_disable_pass): Convert use of get_pass_by_name to
2689 a method call, locating the pass_manager singleton.
2691 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2693 * genattr-common.c (main): Convert argv from char ** to const char **.
2694 * genattr.c (main): Likewise.
2695 * genattrtab.c (main): Likewise.
2696 * genautomata.c (initiate_automaton_gen): Likewise.
2698 * gencodes.c (main): Likewise.
2699 * genconditions.c (main): Likewise.
2700 * genconfig.c (main): Likewise.
2701 * genconstants.c (main): Likewise.
2702 * genemit.c (main): Likewise.
2703 * genenums.c (main): Likewise.
2704 * genextract.c (main): Likewise.
2705 * genflags.c (main): Likewise.
2706 * genmddeps.c (main): Likewise.
2707 * genopinit.c (main): Likewise.
2708 * genoutput.c (main): Likewise.
2709 * genpeep.c (main): Likewise.
2710 * genpreds.c (main): Likewise.
2711 * genrecog.c (main): Likewise.
2712 * gensupport.c (init_rtx_reader_args_cb): Likewise.
2713 (init_rtx_reader_args): Likewise.
2714 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2715 (init_rtx_reader_args): Likewise.
2716 * gentarget-def.c (main): Likewise.
2717 * read-md.c (read_md_files): Likewise.
2718 * read-md.h (read_md_files): Likewise.
2720 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2722 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
2723 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
2724 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
2725 Remove unused predicate.
2726 (register_and_not_fp_reg_operand): Ditto.
2728 2016-05-06 Martin Liska <mliska@suse.cz>
2730 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
2731 instead of vec as the vector is local to the function.
2733 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2735 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
2736 avx512bw alternative.
2738 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
2739 before the ashr<mode>3 pattern.
2741 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): 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 (*vec_extractv4sf_0, *sse4_1_extractps,
2746 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
2747 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
2748 in vex or maybe_vex alternatives, use maybe_evex instead of vex
2751 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
2752 v instead of x in vex or maybe_vex alternatives, use
2753 maybe_evex instead of vex in prefix.
2755 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
2756 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
2757 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
2758 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
2759 alternatives, use maybe_evex instead of vex in prefix.
2761 * config/i386/sse.md (vec_interleave_lowv4sf,
2762 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
2763 v instead of x in vex or maybe_vex alternatives, use
2764 maybe_evex instead of vex in prefix.
2766 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
2767 v instead of x in vex or maybe_vex alternatives, use
2768 maybe_evex instead of vex in prefix.
2770 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
2771 v constraint instead of x.
2773 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
2775 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
2776 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
2779 2016-05-06 Richard Biener <rguenther@suse.de>
2781 PR tree-optimization/70948
2782 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2783 Properly clobber all fields of va_list for __builtin_va_start.
2785 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2788 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
2789 loop latch destination.
2791 2016-05-06 Martin Liska <mliska@suse.cz>
2793 * tree-ssa-uninit.c: Apply manual changes
2794 to the GNU coding style.
2795 (prune_uninit_phi_opnds): Rename from
2796 prune_uninit_phi_opnds_in_unrealizable_paths.
2798 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2800 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
2801 mspace): Remove deprecated options.
2802 * doc/invoke.texi (SH options): Remove -mspace.
2804 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2806 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
2808 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2810 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
2811 corresponding combine split pattern.
2813 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2816 * config/sh/predicates.md (long_displacement_mem_operand): New.
2817 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
2818 Add movi20, movi20s alternatives. Adjust length attribute for
2820 (movsi_ie): Allow for any FPU. Adjust length attribute for
2822 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
2823 attribute for alternatives.
2824 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
2825 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
2826 length attribute for alternatives.
2828 2016-05-06 Richard Biener <rguenther@suse.de>
2830 PR tree-optimization/70960
2831 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
2833 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2836 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
2837 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
2839 2016-05-06 Marek Polacek <polacek@redhat.com>
2842 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
2844 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2847 * config/sh/sh.md (*rotcr): Add another variant.
2849 2016-05-06 Richard Biener <rguenther@suse.de>
2852 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
2854 2016-05-06 Richard Biener <rguenther@suse.de>
2857 * fold-const.c (split_tree): Always convert to the original type
2860 2016-05-06 Richard Biener <rguenther@suse.de>
2862 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
2863 (fwprop_addr): Likewise.
2865 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2868 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
2870 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
2871 * config/i386/i386.md (push mem splitter): Use find_constant_src in
2872 the splitter condition.
2873 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
2874 the splitter condition.
2875 (FP float_extend load splitter): Ditto.
2877 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
2879 * config/i386/i386.md (peehole2 patterns): Change true_regnum
2880 to REGNO in all peephole2 patterns.
2881 (post-reload splitters): Change true_regnum to REGNO in
2882 post-reload splitters.
2883 (zero_extend splitters): Use general_reg_operand and
2884 nonimmediate_gr_operand predicates.
2886 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2888 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
2889 v constraint instead of x.
2891 2016-05-05 Alan Modra <amodra@gmail.com>
2894 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
2895 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
2896 TARGET_NO_FP_IN_TOC for -mrelocatable.
2897 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
2898 TARGET_RELOCATABLE test.
2899 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2900 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2901 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2902 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2903 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2904 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2905 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2906 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2907 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
2908 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2910 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
2911 (rs6000_stack_info): Likewise.
2912 (rs6000_elf_asm_out_constructor): Likewise.
2913 (rs6000_elf_asm_out_destructor): Likewise.
2914 (rs6000_elf_declare_function_name): Likewise.
2915 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
2916 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
2919 2016-05-05 Alan Modra <amodra@gmail.com>
2921 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
2923 2016-05-05 Alan Modra <amodra@gmail.com>
2925 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
2926 out-of-line gpr restore for one or two regs if that would add
2929 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
2932 * config/i386/i386.md
2933 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
2934 Change to post-epilogue_completed late splitter. Use sse_reg_operand
2935 as operand 0 predicate.
2936 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
2938 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
2939 Ditto. Emit the pattern using RTX.
2941 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
2942 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
2943 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
2944 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
2946 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
2947 sse_reg_operand as operand 0 predicate.
2949 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
2950 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
2951 instead of gen_rtx_REG.
2952 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
2955 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2957 * function.c (emit_use_return_register_into_block): Delete.
2958 (gen_return_pattern): Delete.
2959 (emit_return_into_block): Delete.
2960 (active_insn_between): Delete.
2961 (convert_jumps_to_returns): Delete.
2962 (emit_return_for_exit): Delete.
2963 (thread_prologue_and_epilogue_insns): Delete all code dealing with
2964 simple_return for shrink-wrapped blocks.
2965 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
2966 end of blocks that need one.
2967 (get_unconverted_simple_return): Delete.
2968 (convert_to_simple_return): Delete.
2969 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
2970 (convert_to_simple_return): Ditto.
2972 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2974 * cfgcleanup.c (bb_is_just_return): New function.
2975 (try_optimize_cfg): Simplify jumps to return, branches to return,
2976 and branches around return.
2978 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2980 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
2983 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2987 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
2988 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
2989 assert flags & OEP_HASH_CHECK, instead of asserting it
2990 never happens. Handle TARGET_EXPR.
2991 * fold-const.c (operand_equal_p): For hash verification,
2992 or in OEP_HASH_CHECK into flags.
2994 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
2996 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
2998 (compute_samebase_partition_bases): Fix typo.
3000 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3002 * config/i386/sse.md (vec_interleave_highv8sf,
3003 vec_interleave_lowv8sf, vec_interleave_highv4df,
3004 vec_interleave_lowv4df): Remove constraints from expanders.
3006 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
3008 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3010 * tree-inline.c (expand_call_inline): Fix path dealing with
3011 making lhs of call statement undefined.
3013 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3015 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
3016 Check availability on NODE, too.
3017 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
3018 (cgraph_node::call_for_symbol_and_aliases): Likewise.
3019 (varpool_node::call_for_symbol_and_aliase): Likewise.
3020 * ipa-pure-const.c (add_new_function): Analyze all bodies.
3021 (propagate_pure_const): Propagate across interposable functions, too.
3022 (skip_function_for_local_pure_const): Do not skip interposable bodies
3024 (pass_local_pure_const::execute): Update.
3026 2016-05-04 Marek Polacek <polacek@redhat.com>
3028 * doc/invoke.texi: Document -Wdangling-else.
3030 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3032 * config.gcc: Error out when conflicting multilib is detected. Do not
3033 loop over multilibs since no combination is legal.
3035 2016-05-04 Alan Modra <amodra@gmail.com>
3037 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3038 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3039 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3042 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3044 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3045 Clean up p5600 comments.
3047 2016-05-04 Richard Biener <rguenther@suse.de>
3049 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3050 constructor simplifications.
3051 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3053 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3055 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3056 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3057 result.set_rtx is null instead of aborting.
3058 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3060 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3061 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3062 *mov<mode>_store_postinc): New patterns.
3064 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3066 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3067 as commutative. Check both conversions are NOP.
3068 ((A & B) OP (C & B)): Remove.
3070 2016-05-04 Alan Modra <amodra@gmail.com>
3072 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3074 2016-05-04 Alan Modra <amodra@gmail.com>
3077 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3078 when cr2,3,4 are all fixed regs.
3080 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3082 PR rtl-optimization/57193
3083 * opts.c (default_options_table): Revert OPT_frename_registers change.
3084 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3086 2016-05-03 Martin Sebor <msebor@redhat.com>
3089 * builtins.c (fold_builtin_FILE): New function.
3090 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3091 (fold_builtin_0): Call them.
3092 * gimplify.c (gimplify_call_expr): Remove the handling of
3093 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3096 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3097 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3101 * doc/extend.texi (Function Names as Strings): Update __func__,
3102 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3105 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3106 Richard Biener <rguenther@suse.de>
3108 PR tree-optimization/70916
3109 * tree-if-conv.c: Include cfganal.h.
3110 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3111 and remove_fake_exit_edges around the optimization pass.
3113 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3115 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3116 (cgraph_edge::make_direct): Likewise.
3117 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3118 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3119 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3120 (CIF_THUNK): New code.
3121 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3122 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3123 (compute_inline_parameters): Set inline_failed for thunks.
3124 (inline_analyze_function): Cleanup.
3125 * ipa-inline.c (can_inline_edge_p): Do not deal with
3126 call_stmt_cannot_inline_p.
3127 (can_early_inline_edge_p): Likewise.
3128 (early_inliner): Initialize inline_failed.
3129 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3131 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3133 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3134 from nonimm_ssenomem_operand.
3135 (nonimm_ssenomem_operand): New predicate.
3136 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3137 as operand 0 predicate.
3138 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3139 Disable unsupported alternatives using "enabled" attribute.
3140 Use register_ssemem_operand as operand 0 predicate.
3141 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3143 2016-05-03 Marek Polacek <polacek@redhat.com>
3146 * input.c (expansion_point_location): New function.
3147 * input.h (expansion_point_location): Declare.
3149 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3151 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3152 occurence with frame_offset_ ones.
3154 2016-05-03 Alan Modra <amodra@gmail.com>
3156 PR rtl-optimization/70890
3157 * ira.c (combine_and_move_insns): When moving def_insn, remove
3160 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3162 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3163 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3164 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3165 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3167 2016-05-03 Alan Modra <amodra@gmail.com>
3169 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3170 for SAVE_MULTIPLE/STORE_MULTIPLE.
3172 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3174 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3175 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3177 2016-05-03 Richard Biener <rguenther@suse.de>
3179 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3181 (gimplify_arg): Likewise.
3182 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3183 re-writing the result to a decl if required.
3184 (internal_get_tmp_var): Add allow_ssa parameter
3185 and override into_ssa with it.
3186 (get_formal_tmp_var): Adjust.
3187 (get_initialized_tmp_var): Add allow_ssa parameter.
3188 (gimplify_arg): Add allow_ssa parameter and avoid generating
3189 SSA names for the result false.
3190 (gimplify_call_expr): If the call may return twice do not
3191 gimplify parameters into SSA.
3192 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3193 (gimplify_modify_expr): Adjust assert. For noreturn calls
3194 with a SSA name LHS adjust its def.
3195 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3196 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3197 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3198 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3199 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3200 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3201 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3202 (optimize_target_teams): Do not allow SSA names for clause operands.
3203 (gimplify_expr): Likewise for where we mark the result addressable.
3204 * passes.def (pass_init_datastructures): Remove.
3205 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3206 (rewrite_stmt): Likewise.
3207 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3208 (replace_locals_op): Replace SSA names.
3209 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3210 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3211 * cgraph.c (release_function_body): Free CFG annotations only
3212 when we have a CFG. Simplify.
3213 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3214 force_gimple_operand instead of get_initialized_tmp_var.
3215 * tree-pass.h (make_pass_init_datastructures): Remove.
3216 * tree-ssa.c (execute_init_datastructures): Remove.
3217 (pass_data_init_datastructures): Likewise.
3218 (class pass_init_datastructures): Likewise.
3219 (make_pass_init_datastructures): Likewise.
3220 * omp-low.c (create_omp_child_function): Init SSA data structures.
3221 (grid_expand_target_grid_body): Likewise.
3222 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3223 name before adding it to names_to_release.
3224 (remove_bb): Always release SSA defs.
3225 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3226 before dereferencing it.
3227 * cgraphunit.c (init_lowered_empty_function): Always
3228 int SSA data structures.
3229 * tree-ssanames.c (release_defs): Remove assert that we are in
3231 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3233 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3234 Uros Bizjak <ubizjak@gmail.com>
3236 PR rtl-optimization/70467
3237 * config/i386/predicates.md (x86_64_hilo_int_operand,
3238 x86_64_hilo_general_operand): New predicates.
3239 * config/i386/constraints.md (Wd): New constraint.
3240 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3241 (general_hilo_operand): New mode attr.
3242 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3243 instead of <general_operand>.
3244 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3245 x86_64_hilo_general_operand instead of <general_operand>.
3247 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3249 PR tree-optimization/70916
3250 * tree-if-conv.c (constant_or_ssa_name): Removed.
3251 (fold_build_cond_expr): Use is_gimple_val instead of
3252 constant_or_ssa_name.
3254 PR tree-optimization/70916
3255 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3256 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3259 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3260 (optimize_atomic_bit_test_and): New function.
3261 (pass_fold_builtins::execute): Use it.
3262 * optabs.def (atomic_bit_test_and_set_optab,
3263 atomic_bit_test_and_complement_optab,
3264 atomic_bit_test_and_reset_optab): New optabs.
3265 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3266 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3267 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3268 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3269 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3270 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3271 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3272 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3273 atomic_bit_test_and_complement@var{mode},
3274 atomic_bit_test_and_reset@var{mode}): Document.
3275 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3276 atomic_bit_test_and_complement<mode>,
3277 atomic_bit_test_and_reset<mode>): New expanders.
3278 (atomic_bit_test_and_set<mode>_1,
3279 atomic_bit_test_and_complement<mode>_1,
3280 atomic_bit_test_and_reset<mode>_1): New insns.
3282 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3284 PR rtl-optimization/70687
3285 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3286 instead of unsigned HOST_WIDE_INT.
3288 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3290 PR rtl-optimization/44281
3291 * hard-reg-set.h (struct target_hard_regs): New field
3292 x_fixed_nonglobal_reg_set.
3293 (fixed_nonglobal_reg_set): New macro.
3294 * reginfo.c (init_reg_sets_1): Initialize it.
3295 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3297 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3299 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3301 PR tree-optimization/56541
3302 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3303 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3304 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3305 (any_complicated_phi): new static variable.
3306 (aggressive_if_conv): delete.
3307 (if_convertible_phi_p): support phis with more than two arguments.
3308 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3309 critical pred edges.
3310 (ifcvt_split_critical_edges): support phis with more than two
3311 arguments by checking new parameter. only split critical edges
3313 (tree_if_conversion): handle simd pragma marked loop using new
3314 local variable aggressive_if_conv. check any_complicated_phi.
3316 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3318 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3321 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3323 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3326 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3328 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3329 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3330 define_insn_and_split.
3331 (mulsi3_i): New define_insn_and_split.
3332 (mulsi3_call): Convert to define_insn.
3333 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3336 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3338 * machmode.h (mode_complex): Add support to give the complex mode
3340 (GET_MODE_COMPLEX_MODE): Likewise.
3341 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3342 stored by build_complex_type and gfc_build_complex_type instead of
3343 trying to figure out the appropriate mode based on the size. Raise
3344 an assertion error, if the type was not set.
3345 * genmodes.c (struct mode_data): Add field for the complex type of
3347 (blank_mode): Likewise.
3348 (make_complex_modes): Remember the complex mode created in the
3350 (emit_mode_complex): Write out the mode_complex array to map a
3351 type mode to the complex version.
3352 (emit_insn_modes_c): Likewise.
3353 * tree.c (build_complex_type): Set the complex type to use before
3354 calling layout_type.
3355 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3356 support for __float128 complex datatypes.
3357 (rs6000_hard_regno_mode_ok): Likewise.
3358 (rs6000_setup_reg_addr_masks): Likewise.
3359 (rs6000_complex_function_value): Likewise.
3360 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3361 __float128 and __ibm128 complex.
3362 (FLOAT128_IBM_P): Likewise.
3363 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3364 * doc/extend.texi (Additional Floating Types): Document that
3365 -mfloat128 must be used to enable __float128. Document complex
3366 __float128 and __ibm128 support.
3368 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3371 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3372 char/short arguments promoted to int because of promote_prototypes.
3374 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3376 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3377 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3378 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3379 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3380 alternatives using "enabled" attribute. Use register_ssemem_operand
3381 as operand 1 predicate.
3382 (*cmpi<unord>xf_i387): Split XFmode pattern from
3383 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3384 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3385 *absneg<mode>2_i387. Disable unsupported alternatives using
3386 "enabled" attribute.
3387 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3389 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3391 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
3393 (oacc_loop_process): Check mask for loop termination.
3395 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3397 * cif-code.def (CIF_THUNK): Add.
3398 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
3401 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3403 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
3404 (dump_inline_summary): Dump it.
3405 (fp_expression_p): New predicate.
3406 (estimate_function_body_sizes): Use it.
3407 (inline_merge_summary): Merge fp_expressions.
3408 (inline_read_section): Read fp_expressions.
3409 (inline_write_summary): Write fp_expressions.
3410 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
3411 codegen boundary if either caller or callee is !fp_expressions.
3412 * ipa-inline.h (inline_summary): Add fp_expressions.
3413 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
3414 to fp_expressions be sure the fp generation flags are updated.
3416 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3418 PR rtl-optimization/70467
3419 * cse.c (cse_insn): Handle no-op MEM moves after folding.
3421 PR rtl-optimization/70467
3422 * ipa-pure-const.c (check_call): Handle internal calls even in
3423 ipa mode like in local mode.
3425 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3427 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
3429 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3431 * match.pd (X u< X, X u> X): New transformations.
3433 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3435 * flag-types.h (enum warn_strict_overflow_code): Move ...
3436 * coretypes.h: ... here.
3437 * fold-const.h (fold_overflow_warning): Declare.
3438 * fold-const.c (fold_overflow_warning): Make non-static.
3439 (fold_comparison): Move the transformation of X +- C1 CMP C2
3440 into X CMP C2 -+ C1 ...
3441 * match.pd: ... here.
3442 * gimple-fold.c (fold_stmt_1): Protect with
3443 fold_defer_overflow_warnings.
3445 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3447 * omp-low.c (struct oacc_loop): Add 'inner' field.
3448 (new_oacc_loop_raw): Initialize it to zero.
3449 (oacc_loop_fixed_partitions): Initialize it.
3450 (oacc_loop_auto_partitions): Partition outermost loop to outermost
3451 available partitioning.
3453 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3455 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
3457 (umulsidi3): Likewise.
3458 (indirect_jump): Fix jump instruction assembly patterns.
3460 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
3463 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3464 (nvptx_function_value): Assert non-NULL cfun.
3466 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3468 PR rtl-optimization/70886
3469 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
3471 * cselib.h (rtx_equal_for_cselib_1): Declare.
3472 (rtx_equal_for_cselib_p: New inline function.
3473 * cselib.c (rtx_equal_for_cselib_p): Delete.
3474 (rtx_equal_for_cselib_1): Make public.
3476 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3478 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3479 (register_mixssei387nonimm_operand): Remove predicate.
3480 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3481 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3482 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3483 for TARGET_MIX_SSE_I387 alternatives.
3484 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3485 Disable unsupported alternatives using "enabled" attribute. Use
3486 nonimm_ssenomem_operand as operand 1 predicate. Also check
3487 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3489 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3491 * tree.c (cst_and_fits_in_hwi): Simplify.
3493 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3495 * tree.h (wi::to_wide): New function.
3496 * expr.c (expand_expr_real_1): Use wi::to_wide.
3497 * fold-const.c (int_const_binop_1): Likewise.
3498 (extract_muldiv_1): Likewise.
3500 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3502 * wide-int.h: Update offset_int and widest_int documentation.
3503 (WI_SIGNED_SHIFT_RESULT): New macro.
3504 (wi::binary_shift): Define signed_shift_result_type for
3505 shifts on offset_int- and widest_int-like types.
3506 (generic_wide_int): Support <<= and >>= if << and >> are supported.
3507 * tree.h (int_bit_position): Use shift operators instead of wi::
3509 * alias.c (adjust_offset_for_component_ref): Likewise.
3510 * expr.c (get_inner_reference): Likewise.
3511 * fold-const.c (fold_comparison): Likewise.
3512 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
3513 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
3514 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3515 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
3516 (stmt_kills_ref_p): Likewise.
3517 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
3518 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
3519 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3520 (ao_ref_init_from_vn_reference): Likewise.
3522 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3524 * wide-int.h: Update offset_int and widest_int documentation.
3525 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
3526 (wi::binary_traits): Allow ordered comparisons between offset_int and
3527 offset_int, between widest_int and widest_int, and between either
3528 of these types and basic C types.
3529 (operator <, <=, >, >=): Define for the same combinations.
3530 * tree.h (tree_int_cst_lt): Use comparison operators instead
3531 of wi:: comparisons.
3532 (tree_int_cst_le): Likewise.
3533 * gimple-fold.c (fold_array_ctor_reference): Likewise.
3534 (fold_nonarray_ctor_reference): Likewise.
3535 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
3536 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
3537 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
3538 * tree-sra.c (completely_scalarize): Likewise.
3539 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
3540 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
3541 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
3542 (check_for_binary_op_overflow): Likewise.
3543 (search_for_addr_array): Likewise.
3544 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
3546 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3548 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
3549 (arc_save_restore): Likewise.
3550 (arc_dwarf_register_span): Likewise.
3551 (arc_output_pic_addr_const): Initialize suffix variable.
3553 2016-05-02 Martin Liska <mliska@suse.cz>
3555 * symbol-summary.h (function_summary::function_summary):
3556 Remove checking assert for all cgraph nodes.
3557 (function_summary::get): Check summary_uid.
3558 (symtab_insertion): Check summary_uid.
3560 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3562 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
3563 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
3565 (arc_dwarf_register_span): Remove enum keyword.
3566 (compact_memory_operand_p): New function.
3567 * config/arc/arc.h (reg_class): Add code density register classes.
3568 (REG_CLASS_NAMES): Likewise.
3569 (REG_CLASS_CONTENTS): Likewise.
3570 * config/arc/arc.md (*movqi_insn): Add code density instructions.
3571 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
3572 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
3573 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
3574 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
3576 (h, Rcd, Rsd, Rzd): New register constraints.
3577 (T): Use compact_memory_operand_p function.
3578 * config/arc/predicates.md (compact_load_memory_operand): Remove.
3580 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3582 * config/sh/sh.md (*negnegt, *movtt): Remove.
3584 2016-05-02 Marek Polacek <polacek@redhat.com>
3585 Tom de Vries <tom@codesourcery.com>
3587 PR tree-optimization/70700
3588 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
3589 bigger than FIRST_REF_NODE.
3591 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3594 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
3596 (prepare_cbranch_operands): Don't use scratch register. Assume that
3597 function is used when pseudos can be created.
3598 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
3599 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
3600 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
3601 define_expand. Allow it only when pseudos can be created.
3602 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
3604 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
3606 * config/i386/constraints.md (BC): Only allow -1 operands.
3607 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
3608 Add "enabled" attribute. Update XI mode attribute calculation.
3609 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
3610 (*movoi_internal_avx): Update XI mode attribute calculation.
3611 (*movti_internal): Ditto.
3613 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3615 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
3616 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
3618 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
3620 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
3621 statement on instruction code. Remove trailing spaces.
3622 (altivec_expand_stv_builtin): Likewise.
3624 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3626 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
3627 (TARGET_FPU_DOUBLE): Simplify.
3628 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
3629 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
3630 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
3631 with 'TARGET_FPU_DOUBLE'.
3632 * config/sh/sh.md: Likewise.
3634 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
3636 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
3637 SH_DIV_STR_FOR_SIZE): Remove.
3638 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
3639 SH_DIV_STR_FOR_SIZE): Remove.
3641 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3643 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
3644 logical_reg_operand): Delete.
3645 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
3646 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
3647 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
3648 match_operand and match_test.
3649 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
3650 variables on their first use. Return bool values.
3651 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
3652 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
3653 arith_reg_operand for input operand. Remove empty constraints.
3655 (*xorsi3_compact): Rename to xorsi3.
3656 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
3657 (*zero_extend<mode>si2_disp_mem): Update comment.
3660 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3662 * config/sh/t-sh: Remove SH5 support.
3663 * config.gcc: Likewise.
3664 * configure: Likewise.
3666 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3668 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
3670 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3672 * config/sh/sh.c (register_sh_passes, sh_option_override,
3673 sh_print_operand, prepare_move_operands,
3674 sh_can_follow_jump): Remove TARGET_SH1 checks.
3675 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
3676 PROMOTE_MODE): Likewise.
3677 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
3680 2016-04-30 Alan Modra <amodra@gmail.com>
3682 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
3683 restoring when fixed_reg_p, but allow out-of-line or stmw save.
3684 Check for user regs later to avoid unnecessary looping over regs.
3685 Merge user reg check with non-saved reg check. Don't force
3686 inline VR restore when static chain used.
3687 (rs6000_frame_related): Omit eh_frame info for user regs when
3689 (fixed_regs_p): Delete.
3691 2016-04-30 Alan Modra <amodra@gmail.com>
3693 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
3694 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
3697 2016-04-30 Alan Modra <amodra@gmail.com>
3700 * config/rs6000/rs6000.c (fixed_reg_p): New function.
3701 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
3704 2016-04-30 Alan Modra <amodra@gmail.com>
3706 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3707 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
3708 flag_pic test for Darwin.
3710 2016-04-30 Alan Modra <amodra@gmail.com>
3712 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
3713 throw_calls_crossed.
3714 (REG_FREQ_CALLS_CROSSED): Delete.
3715 (REG_N_THROWING_CALLS_CROSSED): Delete.
3716 * regstat.c (regstat_bb_compute_ri): Don't calculate
3717 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
3718 (dump_reg_info): Don't print call cross frequency.
3719 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
3720 and REG_N_THROWING_CALLS_CROSSED.
3722 2016-04-30 Alan Modra <amodra@gmail.com>
3724 * regs.h (struct reg_info_t): Delete live_length.
3725 (REG_LIVE_LENGTH): Delete macro.
3726 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
3727 local_live, local_processed and local_live_last_luid params.
3728 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
3730 (regstat_compute_ri): Adjust for above. Don't set
3732 (dump_reg_info): Don't print live length.
3733 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
3734 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
3735 Localize loop_depth var.
3737 2016-04-30 Alan Modra <amodra@gmail.com>
3739 * ira.c (enum valid_equiv): New.
3740 (validate_equiv_mem): Return enum.
3741 (update_equiv_mem): Create replacement in more cases.
3742 (add_store_equivs): Update validate_equiv_mem call.
3744 2016-04-30 Alan Modra <amodra@gmail.com>
3746 * ira.c (combine_and_move_insns): Rather than scanning insns,
3747 use DF infrastucture to find use and def insns.
3749 2016-04-30 Alan Modra <amodra@gmail.com>
3751 ira.c (combine_and_move_insns): Move invariant conditions..
3752 (ira.c): ..to here. Call combine_and_move_insns before
3753 add_store_equivs. Call grow_reg_equivs later. Allocate
3754 req_equiv later using max_reg_num() rather than global max_regno.
3755 (contains_replace_regs): Delete.
3756 (add_store_equivs): Remove contains_replace_regs test.
3758 2016-04-30 Alan Modra <amodra@gmail.com>
3760 * ira.c (struct equiv_mem_data): New.
3761 (equiv_mem, equiv_mem_modified): Delete static vars.
3762 (validate_equiv_mem_from_store): Use "data" param to communicate..
3763 (validate_equiv_mem): ..from here.
3765 2016-04-30 Alan Modra <amodra@gmail.com>
3767 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
3769 (update_reg_equivs): ..here. Move allocation and freeing of
3770 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
3771 end_alias_analysis to..
3774 2016-04-30 Alan Modra <amodra@gmail.com>
3776 * ira.c (pdx_subregs): Delete.
3777 (struct equivalence): Add pdx_subregs field.
3778 (set_paradoxical_subreg): Remove pdx_subregs param. Update
3780 (update_equiv_regs): Don't create or free pdx_subregs. Update
3783 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3785 * config/rs6000/altivec.h: Change definitions of vec_xl and
3787 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
3788 (LD_ELEMREV_V2DI): New.
3789 (LD_ELEMREV_V4SF): New.
3790 (LD_ELEMREV_V4SI): New.
3791 (LD_ELEMREV_V8HI): New.
3792 (LD_ELEMREV_V16QI): New.
3793 (ST_ELEMREV_V2DF): New.
3794 (ST_ELEMREV_V2DI): New.
3795 (ST_ELEMREV_V4SF): New.
3796 (ST_ELEMREV_V4SI): New.
3797 (ST_ELEMREV_V8HI): New.
3798 (ST_ELEMREV_V16QI): New.
3801 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3802 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
3803 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
3804 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
3805 (altivec_expand_builtin): Add handling for
3806 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
3807 (rs6000_invalid_builtin): Add error-checking for
3808 RS6000_BTM_P9_VECTOR.
3809 (altivec_init_builtins): Define builtins used to implement vec_xl
3811 (rs6000_builtin_mask_names): Define power9-vector.
3812 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
3813 (RS6000_BTM_P9_VECTOR): Define.
3814 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
3815 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
3816 (vsx_ld_elemrev_v2df): Likewise.
3817 (vsx_ld_elemrev_v4sf): Likewise.
3818 (vsx_ld_elemrev_v4si): Likewise.
3819 (vsx_ld_elemrev_v8hi): Likewise.
3820 (vsx_ld_elemrev_v16qi): Likewise.
3821 (vsx_st_elemrev_v2df): Likewise.
3822 (vsx_st_elemrev_v2di): Likewise.
3823 (vsx_st_elemrev_v4sf): Likewise.
3824 (vsx_st_elemrev_v4si): Likewise.
3825 (vsx_st_elemrev_v8hi): Likewise.
3826 (vsx_st_elemrev_v16qi): Likewise.
3827 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
3830 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
3832 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
3834 (simplify_control_stmt_condition_1): ... here. Recurse into
3835 BIT_AND_EXPRs and BIT_IOR_EXPRs.
3837 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
3840 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
3841 (zero_extendqi<mode>2_dot): Revert earlier conversion from
3842 define_insn_and_split to define_insn.
3843 (zero_extendqi<mode>2_dot2): Same.
3844 (extendqi<mode>2_dot): Same.
3845 (extendqi<mode>2_dot2): Same.
3847 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3849 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
3850 (probe_stack): New expander.
3851 (probe_stack_<mode>): New insn pattern.
3853 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3855 * config/i386/i386.md
3856 (operations with memory inputs setting flags peephole2):
3857 Remove uneeded REG_P checks. Cleanup pattern generation.
3859 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
3861 * tree-vect-loop.c (vect_transform_loop): Fix
3862 nb_iterations_upper_bound computation for vectorized loop.
3864 2016-04-29 Marek Polacek <polacek@redhat.com>
3865 Jakub Jelinek <jakub@redhat.com>
3868 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
3869 TARGET_EXPR_SLOT as a base.
3871 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
3873 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
3874 with 'rCm2' constraints to limit possible immediate size.
3875 (*load_zeroextendqisi_update): Likewise.
3876 (*load_signextendqisi_update): Likewise.
3877 (*loadhi_update): Likewise.
3878 (*load_zeroextendhisi_update): Likewise.
3879 (*load_signextendhisi_update): Likewise.
3880 (*loadsi_update): Likewise.
3881 (*loadsf_update): Likewise.
3883 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3885 * config/i386/predicates.md (constm1_operand): Fix comparison.
3887 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3889 * testsuite/gcc.target/arc/ieee_eq.c: New test.
3891 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
3893 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
3894 remaining SH5 related settings.
3895 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
3896 shmedia_prepare_call_address): Delete.
3897 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
3898 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
3899 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
3900 UNSUPPORTED_SH2A): Remove m5 checks.
3901 (sh_divide_strategy_e): Remove SH5 division strategies.
3902 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
3903 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
3905 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
3907 * config/s390/s390.c (s390_rtx_costs): Update documentation.
3909 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3911 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
3912 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
3914 * config/s390/vector.md ("mov<mode>"): Likewise.
3916 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
3918 * config/s390/constraints.md ("U", "W"): Invoke
3919 s390_mem_constraint with "ZR" and "ZT".
3920 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
3921 addresses when using LRA. Accept also short displacements for S
3922 and T constraints. Do not check for long displacement target for
3923 S and T constraints.
3924 (s390_mem_constraint): Remove handling of U and W constraints.
3925 * config/s390/s390.md (various patterns): Remove the short
3926 displacement constraints (Q and R) if a long displacement
3927 constraint is present. Add longdisp as required CPU capability.
3928 * config/s390/vector.md: Likewise.
3929 * config/s390/vx-builtins.md: Likewise.
3931 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3934 * reload1.c (reload): Call finish_spills before
3935 restarting reload loop. Skip select_reload_regs
3936 if update_eliminables_and_spill returns true.
3938 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3940 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
3941 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
3942 (umulhisi3_imm): Update predicates and constraint letters.
3943 (umulhisi3_reg): Declare instruction as commutative.
3944 * config/arc/constraints.md (J12, J16): New constraints.
3945 * config/arc/predicates.md (short_unsigned_const_operand): New
3947 (arc_short_operand): Likewise.
3948 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
3950 2016-04-29 Richard Biener <rguenther@suse.de>
3952 PR tree-optimization/13962
3953 PR tree-optimization/65686
3954 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
3955 * tree-ssa-alias.c (ptrs_compare_unequal): New function
3956 using PTA to compare pointers.
3957 * match.pd: Add pattern for pointer equality compare simplification
3958 using ptrs_compare_unequal.
3960 2016-04-29 Richard Biener <rguenther@suse.de>
3962 * stor-layout.c (layout_type): Do not build a pointer-to-element
3965 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3967 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
3968 Use SWI mode iterator. Use general_reg_operand predicate.
3969 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
3970 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
3973 2016-04-29 Jakub Jelinek <jakub@redhat.com>
3976 * fold-const.c (operand_equal_p): Don't verify hash value equality
3978 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
3981 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3984 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
3985 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
3986 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
3987 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
3988 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
3990 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3992 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
3993 to info. Don't initialize separate fields to 0. Clean up
3996 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3998 * config/i386/i386.md (peephole2s for operations with memory inputs):
3999 Use SWI mode iterator.
4000 (peephole2s for operations with memory outputs): Ditto.
4001 Do not check for stack checking probe.
4003 (probe_stack): Remove expander.
4005 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4006 Andrew Burgess <andrew.burgess@embecosm.com>
4008 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
4009 operands as 32-bits.
4011 2016-04-28 Jason Merrill <jason@redhat.com>
4013 * gdbinit.in: Skip line-map.h.
4015 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4016 Andrew Burgess <andrew.burgess@embecosm.com>
4018 * config/arc/arc.c (arc_conditional_register_usage): Take
4019 TARGET_RRQ_CLASS into account.
4020 (arc_print_operand): Support printing 'p' and 's' operands.
4021 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
4023 (TARGET_RRQ_CLASS): Define.
4024 (IS_POWEROF2_OR_0_P): Define.
4025 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4027 (*tst_movb): New define_insn.
4028 (*tst): Avoid recognition if it could prevent '*tst_movb'
4029 combination; replace c/CnL with c/Chs alternative.
4030 (*tst_bitfield_tst): New define_insn.
4031 (*tst_bitfield_asr): New define_insn.
4032 (*tst_bitfield): New define_insn.
4033 (andsi3_i): Add Rrq variant.
4034 (extzv): New define_expand.
4035 (insv): New define_expand.
4036 (*insv_i): New define_insn.
4037 (*movb): New define_insn.
4038 (*movb_signed): New define_insn.
4039 (*movb_high): New define_insn.
4040 (*movb_high_signed): New define_insn.
4041 (*movb_high_signed + 1): New define_split pattern.
4042 (*mrgb): New define_insn.
4043 (*mrgb + 1): New define_peephole2 pattern.
4044 (*mrgb + 2): New define_peephole2 pattern.
4045 * config/arc/arc.opt (mbitops): New option for nps400, uses
4046 TARGET_NPS_BITOPS_DEFAULT.
4047 * config/arc/constraints.md (q): Make register class conditional.
4048 (Rrq): New register constraint.
4049 (Chs): New constraint.
4050 (Clo): New constraint.
4051 (Chi): New constraint.
4052 (Cbf): New constraint.
4053 (Cbn): New constraint.
4054 (C18): New constraint.
4055 (Cbi): New constraint.
4057 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4059 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4061 (bitmap_intersection_of_preds): Ditto.
4062 (bitmap_union_of_succs): Ditto.
4063 (bitmap_union_of_preds): Ditto.
4064 * sbitmap.c (do_popcount): Delete.
4065 (BITMAP_DEBUGGING): Delete.
4066 (sbitmap_verify_popcount): Delete.
4067 (sbitmap_alloc): Don't initialize the popcount field.
4068 (sbitmap_alloc_with_popcount): Delete.
4069 (sbitmap_resize): Don't resize the popcount array.
4070 (sbitmap_vector_alloc): Don't initialize the popcount field.
4071 (bitmap_copy): Don't copy the popcount array.
4072 (bitmap_clear): Don't clear the popcount array.
4073 (bitmap_clear): Delete the popcount array handling.
4074 (bitmap_ior_and_compl): Delete the popcount assert.
4075 (bitmap_not): Ditto.
4076 (bitmap_and_compl): Ditto.
4077 (bitmap_and): Delete the popcount array handling.
4078 (bitmap_xor): Ditto.
4079 (bitmap_ior): Ditto.
4080 (bitmap_or_and): Delete the popcount assert.
4081 (bitmap_and_or): Ditto.
4082 (popcount_table): Delete.
4083 (sbitmap_elt_popcount): Delete.
4084 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4085 (bitmap_set_bit): Delete the popcount assert.
4086 (bitmap_clear_bit): Ditto.
4087 (sbitmap_free): Don't free the popcount array.
4088 (sbitmap_alloc_with_popcount): Delete declaration.
4089 (sbitmap_popcount): Ditto.
4091 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4092 Andrew Burgess <andrew.burgess@embecosm.com>
4094 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4095 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4096 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4097 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4098 * config/arc/arc.opt (mcmem): New option.
4099 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4100 supply length for r/m alternative.
4101 (*extendqisi2_ac): Likewise.
4102 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4104 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4105 (movhi_insn): Likewise.
4106 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4107 (*zero_extendqihi2_i): Add r/Ucm alternative.
4108 (*zero_extendqisi2_ac): Likewise.
4109 (*zero_extendhisi2_i): Likewise.
4110 * config/arc/constraints.md (Uex): New memory constraint.
4111 (Ucm): New define_constraint.
4112 * config/arc/predicates.md (long_immediate_loadstore_operand):
4113 Return 0 for MEM with cmem_address address.
4114 (cmem_address_0): New predicates.
4115 (cmem_address_1): Likewise.
4116 (cmem_address_2): Likewise.
4117 (cmem_address): Likewise.
4119 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4121 * config/rs6000/rs6000.c (machine_function): Rename
4122 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4123 (rs6000_stack_info): Adjust.
4125 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4126 Andrew Burgess <andrew.burgess@embecosm.com>
4128 * config/arc/constraints.md (Usd): Convert to define_constraint.
4132 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4135 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4136 Add new peephole2 where the first insn is *mov<mode>_or instead of
4137 *mov<mode>_internal.
4139 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4141 * tracer.c (bb_seen): Make static.
4143 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4145 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4146 support, setup defaults.
4147 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4148 * config/arc/arc.c (arc_init): Add NPS400 support.
4149 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4150 (TARGET_ARC700): NPS400 is also an ARC700.
4151 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4153 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4156 * config/nds32/nds32.md (casesi): Don't access the operands array
4159 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4161 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4162 (or $-1,reg peephole2): Ditto.
4163 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4165 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4167 * doc/extend.texi (Common Function Attributes) [optimize]:
4168 Discourage use of the optimize attribute.
4170 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4172 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4173 special case builtin.
4174 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4175 ALTIVEC_BUILTIN_VEC_ADDE.
4176 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4177 support for ALTIVEC_BUILTIN_VEC_ADDE.
4178 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4179 for __builtin_vec_adde.
4181 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4183 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4184 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4186 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4189 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4190 attributes): Document cilkplus_runtime.
4192 2016-04-28 Martin Jambor <mjambor@suse.cz>
4194 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4195 this function. Call verify_expr on MEM_REFs and bases of other
4198 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4200 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4201 for WORD_REGISTER_OPERATIONS to runtime check.
4203 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4205 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4207 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4209 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4210 big-endian compilation.
4211 * config/arc/arc.md (addf3): Likewise.
4215 2016-04-28 Richard Biener <rguenther@suse.de>
4217 PR tree-optimization/70840
4218 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4219 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4220 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4221 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4223 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4225 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4226 and explain why in a comment.
4228 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4230 * config/arc/arc.md (cpu_facility): Add fpx variant.
4231 (subdf3): Prohibit use reverse sub when assist operations option
4233 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4234 instructions only when FPX is enabled.
4235 * testsuite/gcc.target/arc/trsub.c: New test.
4237 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4239 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4240 mult_operator when calculating "type" attribute.
4241 (*fop_<mode>_1_i387): Ditto.
4242 (*fop_xf_1_i387): Ditto.
4243 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4244 Use std::swap to swap operands. Use RTL expressions to generate
4247 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4248 Joern Rennecke <joern.rennecke@embecosm.com>
4250 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4252 (emit_pic_move): Remove.
4253 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4254 * config/arc/arc.c (emit_pic_move): Removed.
4255 (TARGET_HAVE_TLS): Define.
4256 (arc_conditional_register_usage): Test for arc_tp_regno.
4257 (arc_print_operand, arc_print_operand_address): Handle TLS
4259 (arc_needs_pcl_p): New function.
4260 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4261 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4262 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4263 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4264 (arc_legitimize_tls_address): Likewise.
4265 (DTPOFF_ZERO_SYM): Define.
4266 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4267 (arc_output_pic_addr_const): Print TLS unspecs.
4268 (prepare_pic_move): New function, replaces emit_pic_move.
4269 (arc_legitimate_constant_p): Handle TLS unspecs.
4270 (arc_legitimate_address_p): Likewise.
4271 (arc_rewrite_small_data_p): Use assert for TLS constants.
4272 (prepare_move_operands): Use prepare_pic_move.
4273 (arc_legitimize_address): Legitimize tls addresses.
4274 (arc_epilogue_uses): Check for arc_tp_regno.
4275 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4276 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4278 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4280 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4281 %(arc_tls_extra_start_spec).
4282 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4283 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4285 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4286 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4287 (UNSPEC_TLS_OFF): Add.
4289 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4290 (get_thread_pointersi): New patterns.
4291 * config/arc/arc.opt (mtp-regno): New option.
4292 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4293 (move_dest_operand): Likewise.
4294 * configure: Regenerate.
4295 * configure.ac: Add arc*-*-* case to test for tls.
4296 * doc/invoke.texi (ARC options): Document mtp-regno.
4298 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4300 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4301 the new ARC HS SIMD instructions.
4302 (arc_preferred_simd_mode): New function.
4303 (arc_autovectorize_vector_sizes): Likewise.
4304 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4305 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4306 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4307 (arc_init_builtins): Add new SIMD builtin types.
4308 (arc_split_move): Handle 64 bit vector moves.
4309 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4310 (TARGET_PLUS_QMACW): Define.
4311 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4312 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4313 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4314 (VSUBADD4H): New builtins.
4315 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4316 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4318 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4319 Matthias Klose <doko@debian.org>
4321 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4323 2016-04-28 Richard Biener <rguenther@suse.de>
4326 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4329 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4331 * common/config/sh/sh-common.c: Remove SH5 support.
4332 * config/sh/constraints.md: Likewise.
4333 * config/sh/config/sh/elf.h: Likewise.
4334 * config/sh/linux.h: Likewise.
4335 * config/sh/netbsd-elf.h: Likewise.
4336 * config/sh/predicates.md: Likewise.
4337 * config/sh/sh-c.c: Likewise.
4338 * config/sh/sh-protos.h: Likewise.
4339 * config/sh/sh.c: Likewise.
4340 * config/sh/sh.h: Likewise.
4341 * config/sh/sh.md: Likewise.
4342 * config/sh/sh.opt: Likewise.
4343 * config/sh/sync.md: Likewise.
4344 * config/sh/sh64.h: Delete.
4345 * config/sh/shmedia.h: Likewise.
4346 * config/sh/shmedia.md: Likewise.
4347 * config/sh/sshmedia.h: Likewise.
4348 * config/sh/t-netbsd-sh5-64: Likewise.
4349 * config/sh/t-sh64: Likewise.
4350 * config/sh/ushmedia.h: Likewise.
4352 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4354 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4355 general_reg_operand instead of register_operand predicate.
4357 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4359 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4361 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4363 * match.pd (A - B > A, A + B < A): New transformations.
4365 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4367 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4368 which defaults to true. Emit an outer pair of parentheses only if
4369 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4370 don't emit parentheses for the right-hand operand.
4372 2016-04-27 Jeff Law <law@redhat.com>
4374 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4376 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4378 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4379 (altivec_lvx_<mode>_internal): Document.
4380 (altivec_lvx_<mode>_2op): New define_insn.
4381 (altivec_lvx_<mode>_1op): Likewise.
4382 (altivec_lvx_<mode>_2op_si): Likewise.
4383 (altivec_lvx_<mode>_1op_si): Likewise.
4384 (altivec_stvx_<mode>): Remove.
4385 (altivec_stvx_<mode>_internal): Document.
4386 (altivec_stvx_<mode>_2op): New define_insn.
4387 (altivec_stvx_<mode>_1op): Likewise.
4388 (altivec_stvx_<mode>_2op_si): Likewise.
4389 (altivec_stvx_<mode>_1op_si): Likewise.
4390 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4391 Expand vec_ld and vec_st during parsing.
4392 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
4394 (altivec_expand_stvx_be): Likewise.
4395 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
4396 address-masking behavior in RTL.
4397 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
4398 address-masking behavior in RTL.
4399 (altivec_expand_builtin): Change builtin code arguments for calls
4400 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
4401 (insn_is_swappable_p): Avoid incorrect swap optimization in the
4402 presence of lvx/stvx patterns.
4403 (alignment_with_canonical_addr): New function.
4404 (alignment_mask): Likewise.
4405 (find_alignment_op): Likewise.
4406 (recombine_lvx_pattern): Likewise.
4407 (recombine_stvx_pattern): Likewise.
4408 (recombine_lvx_stvx_patterns): Likewise.
4409 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
4410 stvx patterns from expand.
4411 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
4413 (vector_altivec_store_<mode>): Likewise.
4415 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
4417 * config/aarch64/aarch64.md
4418 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
4419 remove the "fp" attributes.
4420 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
4421 add the "simd" attributes.
4422 (*movdf_aarch64): Likewise.
4423 (*movtf_aarch64): Remove the "fp" attributes.
4424 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
4425 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
4427 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4429 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
4430 rtx to rtx_code_label *.
4431 * rtl.h (maybe_set_first_label_num): Likewise.
4433 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4435 * df-core.c (df_add_problem): Make the problem param be const.
4436 (df_remove_problem): Make local "problem" be const.
4437 * df-problems.c (problem_RD): Make const.
4438 (problem_LR): Likewise.
4439 (problem_LIVE): Likewise.
4440 (problem_MIR): Likewise.
4441 (problem_CHAIN): Likewise.
4442 (problem_WORD_LR): Likewise.
4443 (problem_NOTE): Likewise.
4444 (problem_MD): Likewise.
4445 * df-scan.c (problem_SCAN): Likewise.
4446 * df.h (struct df_problem): Make field "dependent_problem" be
4448 (struct dataflow): Likewise for field "problem".
4449 (df_add_problem): Make param const.
4451 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4453 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
4454 inter-unit moves to/from vector registers are enabled. Do not disable
4457 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4459 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
4460 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
4462 (enum df_problem_id): ...this new enum.
4463 (struct df_problem): Convert field "id" from "int" to
4466 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4468 * rtl.def: Update comment for "things in the instruction chain" to
4469 reflect the removal of the leading "i" field for INSN_UID in
4470 r210360. Fix bogus apostrophe.
4472 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4474 * config/i386/i386.md
4475 (lea arith with mem operand + setcc peephole2): Set operator mode.
4477 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4480 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4481 (dimode_scalar_to_vector_candidate_p): This.
4482 (timode_scalar_to_vector_candidate_p): New function.
4483 (scalar_to_vector_candidate_p): Likewise.
4484 (timode_check_non_convertible_regs): Likewise.
4485 (timode_remove_non_convertible_regs): Likewise.
4486 (remove_non_convertible_regs): Likewise.
4487 (remove_non_convertible_regs): Renamed to ...
4488 (dimode_remove_non_convertible_regs): This.
4489 (scalar_chain::~scalar_chain): Make it virtual.
4490 (scalar_chain::compute_convert_gain): Make it pure virtual.
4491 (scalar_chain::mark_dual_mode_def): Likewise.
4492 (scalar_chain::convert_insn): Likewise.
4493 (scalar_chain::convert_registers): Likewise.
4494 (scalar_chain::add_to_queue): Make it protected.
4495 (scalar_chain::emit_conversion_insns): Likewise.
4496 (scalar_chain::replace_with_subreg): Likewise.
4497 (scalar_chain::replace_with_subreg_in_insn): Likewise.
4498 (scalar_chain::convert_op): Likewise.
4499 (scalar_chain::convert_reg): Likewise.
4500 (scalar_chain::make_vector_copies): Likewise.
4501 (scalar_chain::convert_registers): New pure virtual function.
4502 (class dimode_scalar_chain): New class.
4503 (class timode_scalar_chain): Likewise.
4504 (scalar_chain::mark_dual_mode_def): Renamed to ...
4505 (dimode_scalar_chain::mark_dual_mode_def): This.
4506 (timode_scalar_chain::mark_dual_mode_def): New function.
4507 (timode_scalar_chain::convert_insn): Likewise.
4508 (dimode_scalar_chain::convert_registers): Likewise.
4509 (scalar_chain::compute_convert_gain): Renamed to ...
4510 (dimode_scalar_chain::compute_convert_gain): This.
4511 (scalar_chain::replace_with_subreg): Renamed to ...
4512 (dimode_scalar_chain::replace_with_subreg): This.
4513 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
4514 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
4515 (scalar_chain::make_vector_copies): Renamed to ...
4516 (dimode_scalar_chain::make_vector_copies): This.
4517 (scalar_chain::convert_reg): Renamed to ...
4518 (dimode_scalar_chain::convert_reg ): This.
4519 (scalar_chain::convert_op): Renamed to ...
4520 (dimode_scalar_chain::convert_op): This.
4521 (scalar_chain::convert_insn): Renamed to ...
4522 (dimode_scalar_chain::convert_insn): This.
4523 (scalar_chain::convert): Call convert_registers.
4524 (convert_scalars_to_vector): Change to scalar_chain pointer to
4525 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
4526 in 32-bit mode. Delete scalar_chain pointer. Call
4527 free_dominance_info in 64-bit mode.
4528 (pass_stv::gate): Remove TARGET_64BIT check.
4529 (ix86_option_override): Put the 64-bit STV pass before the CSE
4532 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
4534 * dwarf2out.h (struct dw_loc_descr_node): Remove the
4535 dw_loc_frame_offset field.
4536 * dwarf2out.c (new_loc_descr): Likewise.
4537 (resolve_args_picking_1): Turn the VISITED hash set into a
4538 FRAME_OFFSET hash map. Use it to associate a frame offset to
4539 visited nodes. Remove uses of the CHECKING_P macro.
4540 (resolve_args_picking): Update call to resolve_args_picking_1.
4542 2016-04-27 Martin Liska <mliska@suse.cz>
4544 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
4545 (free_loop_data): Release vuses of groups.
4547 2016-04-27 Bin Cheng <bin.cheng@arm.com>
4549 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
4550 instead of redundant use_id and boolean have_use_for.
4551 (struct iv_use): Change sub_id into group_id. Remove field next.
4552 Move fields: related_cands, n_map_members, cost_map and selected
4554 (struct iv_group): ... here. New structure.
4555 (struct iv_common_cand): Use structure declaration directly.
4556 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
4557 (MAX_CONSIDERED_USES): Rename macro to ...
4558 (MAX_CONSIDERED_GROUPS): ... here.
4559 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
4560 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
4561 (dump_uses): Rename to ...
4562 (dump_groups): ... here. Update all uses.
4563 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
4564 (find_induction_variables): Refactor format of dump information.
4565 (record_sub_use): Delete.
4566 (record_use): Update all uses.
4567 (record_group): New function.
4568 (record_group_use, find_interesting_uses_op): Call above functions.
4570 (find_interesting_uses_cond): Ditto.
4571 (group_compare_offset): New function.
4572 (split_all_small_groups): Rename to ...
4573 (split_small_address_groups_p): ... here. Update all uses.
4574 (split_address_groups): Update all uses.
4575 (find_interesting_uses): Refactor format of dump information.
4576 (add_candidate_1): Update all uses. Remove redundant check on iv,
4578 (add_candidate, record_common_cand): Remove redundant assert.
4579 (add_iv_candidate_for_biv): Update use.
4580 (add_iv_candidate_derived_from_uses): Update all uses.
4581 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
4582 (alloc_use_cost_map): Ditto.
4583 (set_use_iv_cost, get_use_iv_cost): Rename to ...
4584 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
4585 (determine_use_iv_cost_generic): Ditto.
4586 (determine_group_iv_cost_generic): Ditto.
4587 (determine_use_iv_cost_address): Ditto.
4588 (determine_group_iv_cost_address): Ditto.
4589 (determine_use_iv_cost_condition): Ditto.
4590 (determine_group_iv_cost_cond): Ditto.
4591 (determine_use_iv_cost): Ditto.
4592 (determine_group_iv_cost): Ditto.
4593 (set_autoinc_for_original_candidates): Update all uses.
4594 (find_iv_candidates): Update all uses. Refactor dump information.
4595 (determine_use_iv_costs): Ditto.
4596 (determine_iv_costs): Ditto.
4597 (iv_ca_cand_for_use): Rename to ...
4598 (iv_ca_cand_for_group): ... here. Update all uses.
4599 (iv_ca_add_use, iv_ca_add_group): Ditto.
4600 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
4601 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
4602 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
4603 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
4604 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
4605 (create_new_iv, adjust_iv_update_pos): Ditto.
4606 (rewrite_use_address): Delete.
4607 (rewrite_use_address_1): Rename to ...
4608 (rewrite_use_address): ... here.
4609 (rewrite_use_compare): Update all uses.
4610 (rewrite_use): Delete.
4611 (rewrite_uses): Rename to ...
4612 (rewrite_groups): ... here. Update all uses.
4613 (remove_unused_ivs, free_loop_data): Update all uses.
4614 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
4616 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4618 * rtlanal.c (nonzero_bits1): Convert preprocessor check
4619 for WORD_REGISTER_OPERATIONS to runtime check.
4621 2016-04-27 Richard Biener <rguenther@suse.de>
4624 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
4625 aggregate_value_p to determine if a function result is
4626 returned by reference.
4627 (ipa_pta_execute): Functions having their address taken are
4628 not automatically nonlocal.
4630 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4633 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
4634 * fold-const.c (operand_equal_p): If flag_checking and
4635 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
4636 and if it returns non-zero, assert iterative_hash_expr on both
4639 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4641 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
4643 2016-04-27 Nick Clifton <nickc@redhat.com>
4646 * varasm.c (merge_weak): Generate an error if an attempt is made
4647 to convert a non-weak static function into a weak, public function.
4649 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4651 * params.def (MAX_PARTITION_SIZE): New param.
4652 * doc/invoke.texi: Document lto-max-partition.
4654 2016-04-27 Richard Biener <rguenther@suse.de>
4657 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
4658 function cummulating used_from_other_partition, externally_visible
4659 and force_output from aliases.
4660 (refered_from_nonlocal_var): Likewise.
4661 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
4662 node flags properly.
4664 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4666 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
4667 (-Wmemset-elt-size): New item.
4669 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
4672 * stor-layout.h (internal_reference_types): Delete.
4673 * stor-layout.c (reference_types_internal): Likewise.
4674 (internal_reference_types): Likewise.
4675 (layout_type) <REFERENCE_TYPE>: Adjust.
4677 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4680 * tree.h (inchash::add_expr): Add FLAGS argument.
4681 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
4682 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
4683 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
4684 Formatting fix. Adjust recursive calls. For tcc_comparison,
4685 if swap_tree_comparison (code) is smaller than code, hash that
4686 and arguments in the other order. Hash CONVERT_EXPR the same
4687 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
4688 of ADDR_EXPR of decl as the decl itself. Add or remove
4689 OEP_ADDRESS_OF from recursive flags as needed. For
4690 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
4691 operands commutatively and only the third one normally.
4692 For internal CALL_EXPR hash in CALL_EXPR_IFN.
4694 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
4696 * config/rtems.h (LIB_SPEC): Add -latomic.
4698 2016-04-27 Joel Sherrill <joel@rtems.org>
4700 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
4701 xilink.ld and flags not relevant to RTEMS.
4703 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
4705 * toplev.c (backend_init_target): Avoid calling init_reload when using
4708 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4710 * reorg.c (try_merge_delay_insns): Declare i and j inside the
4711 for loops rather than one for the whole function.
4713 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4715 * match.pd (X + CST CMP X): New transformation.
4717 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4719 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
4720 * fold-const.c (fold_binary_loc): Remove 2 transformations
4721 superseded by match.pd.
4722 * match.pd (x+x -> x*2): Generalize to integers.
4724 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
4726 * config/i386/i386.md (operation on memory peephole): Duplicate an
4727 existing peephole and adapt it to match lea rather than an operation
4730 PR rtl-optimization/57193
4731 * opts.c (default_options_table): Add OPT_frename_registers at -O2
4733 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
4735 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4737 * tree-if-conv.c (any_pred_load_store): New static variable.
4738 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
4739 any_pred_load_store instead of and_mask_load_store.
4740 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
4741 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
4742 (combine_blocks, tree_if_conversion): Ditto.
4744 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4746 PR tree-optimization/70771
4747 PR tree-optimization/70775
4748 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
4749 virtual PHI nodes. Delete parameter.
4750 (if_convertible_loop_p_1): Delete argument to above function.
4751 (predicate_all_scalar_phis): Delete code handling single-argument
4753 (tree_if_conversion): Mark and update virtual SSA.
4755 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4758 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
4759 (x86_elf_aligned_common): Rename to ...
4760 (x86_elf_aligned_decl_common): ... this.
4761 Add decl arg. Switch to .lbss for largecomm object. Use
4762 LARGECOMM_SECTION_ASM_OP.
4763 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
4765 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
4766 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
4768 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4769 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
4771 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4774 * config/i386/i386.c (SECTION_LARGE): Define.
4775 (x86_64_elf_select_section): Set it for large data/bss sections.
4776 Only clear SECTION_WRITE for .lrodata.
4777 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
4779 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
4780 * varasm.c (default_elf_asm_named_section): Grow flagchars.
4781 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
4783 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
4784 * doc/tm.texi: Regenerate.
4786 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4789 * configure.ac (--enable-checking): Document extra flag, for
4790 non-release builds default to --enable-checking=yes,extra.
4791 If misc checking and extra checking, define CHECKING_P to 2 instead
4793 * common.opt (fchecking=): Add.
4794 * doc/invoke.texi (-fchecking=): Document.
4795 * doc/install.texi: Document --enable-checking changes.
4796 * configure: Regenerated.
4797 * config.in: Regenerated.
4799 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4801 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
4802 attribute instead of which_alternative.
4803 * config/i386/sse.md (*mov<mode>_internal): Ditto.
4804 Use EXT_REX_SSE_REG_P where appropriate.
4806 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4808 * config/i386/predicates.md (const0_operand): Do not match
4809 const_wide_int code.
4810 (const1_operand): Ditto.
4812 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4814 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
4815 for SSE constm1 operands and TARGET_AVX512VL.
4816 (*movti_internal): Ditto.
4817 (*mov<mode>_or): Use constm1_operand predicate.
4818 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
4819 for SSE vector_all_ones operands and TARGET_AVX512VL.
4820 * config/i386/predicates.md (constm1_operand): New predicate.
4821 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
4822 emission of constant -1 load.
4824 2016-04-25 Jason Merrill <jason@redhat.com>
4826 * gdbinit.in: Skip is-a.h.
4828 * attribs.c (register_scoped_attributes): Fix logic.
4829 * attribs.h: Declare register_scoped_attributes.
4831 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4833 * config/rs6000/rs6000-builtin.def: Correct pasto error for
4834 stxvd2x and stxvw4x built-in functions.
4836 2016-04-25 DJ Delorie <dj@redhat.com>
4838 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
4839 (ashrhi3): Likewise.
4840 (lshrhi3): Likewise.
4842 2016-04-25 Richard Biener <rguenther@suse.de>
4844 PR tree-optimization/70780
4845 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
4847 (compute_antic): Mark blocks with abnormal preds as visited as
4848 they have a final empty antic-in solution already.
4850 2016-04-25 Michael Collison <michael.collison@linaro.org>
4852 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
4854 2016-04-25 Michael Collison <michael.collison@linaro.org>
4856 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
4857 mode is VQI to improve mixed mode vectorization.
4858 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
4859 define_insn to match low half of signed vaddw.
4860 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
4861 define_insn to match high half of signed vaddw.
4862 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
4863 define_insn to match low half of unsigned vaddw.
4864 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
4865 define_insn to match high half of unsigned vaddw.
4866 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
4867 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4868 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
4870 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4871 * config/arm/predicates.md (vect_par_constant_high): Support
4872 big endian and simplify by calling
4873 arm_simd_check_vect_par_cnst_half
4874 (vect_par_constant_low): Likewise.
4876 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4878 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
4879 predicate for operand 2.
4881 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
4882 H.J. Lu <hongjiu.lu@intel.com>
4884 * config/i386/i386-protos.h (standard_sse_constant_p): Add
4885 machine_mode argument.
4886 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
4887 constm1_rtx operands. For VOIDmode constants, get mode from
4888 pred_mode. Check mode size if the mode is supported by ABI.
4889 (standard_sse_constant_opcode): Do not use standard_constant_p.
4890 Strictly check ABI support for all-ones operands.
4891 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
4892 immediates. Update calls to standard_sse_constant_p.
4893 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
4894 (ix86_rtx_costs): Ditto.
4895 * config/i386/i386.md (*movxi_internal_avx512f): Use
4896 nonimmediate_or_sse_const_operand instead of vector_move_operand.
4897 Use (v,BC) alternative instead of (v,C). Use register_operand
4898 checks instead of MEM_P.
4899 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
4900 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
4901 isa attribute. Use register_operand checks instead of MEM_P.
4902 (*movti_internal): Use nonimmediate_or_sse_const_operand for
4903 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
4904 alternative and corresponding sse2 isa attribute.
4905 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
4906 to standard_sse_constant_p.
4907 (FP constant splitters): Ditto.
4908 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
4910 * config/i386/predicates.md (constm1_operand): Remove.
4911 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
4912 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
4913 vector_all_ones_operand instead of constm1_operand.
4915 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4917 * print-rtl.c (print_rtx_insn_vec): New function.
4918 * print-rtl.h: New prototype.
4919 * store-motion.c (struct st_expr): Make avail_stores a vector.
4920 (st_expr_entry): Adjust.
4921 (free_st_expr_entry): Likewise.
4922 (print_store_motion_mems): Likewise.
4923 (find_moveable_store): Likewise.
4924 (compute_store_table): Likewise.
4925 (delete_store): Likewise.
4926 (build_store_vectors): Likewise.
4928 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4930 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
4932 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4934 * vec.h (vec_safe_contains): New function.
4935 (vec::contains): Likewise.
4936 (vec::begin): Likewise.
4937 (vec::end): Likewise.
4939 2016-04-23 Jakub Jelinek <jakub@redhat.com>
4942 * cfgexpand.c (expand_stack_vars): Fix typo.
4944 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4946 * system.h (list, map, set, vector): Include conditionally.
4947 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
4948 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
4949 * ipa-icf.c (INCLUDE_LIST): Define.
4950 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
4951 * config/sh/sh.c (INCLUDE_VECTOR): Define.
4952 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
4953 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
4954 * cp/logic.cc (INCLUDE_LIST): Define.
4955 * fortran/trans-common.c (INCLUDE_MAP): Define.
4957 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4959 * auto-profile.c: Remove <string.h> include.
4960 * ipa-icf-gimple.c: Remove <list> include.
4961 * diagnostic.c: Remove <new> include.
4962 * genmatch.c: Likewise.
4963 * pretty-print.c: Likewise.
4964 * toplev.c: Likewise
4965 * c/c-objc-common.c: Likewise.
4966 * cp/error.c: Likewise.
4967 * fortran/error.c: Likewise.
4969 2016-04-22 Richard Biener <rguenther@suse.de>
4971 * lto-streamer-in.c (input_ssa_names): Do not allocate
4972 GIMPLE_NOP for all SSA names.
4973 * lto-streamer-out.c (output_ssa_names): Do not output
4974 SSA names that should have been released.
4976 2016-04-22 Richard Biener <rguenther@suse.de>
4978 PR tree-optimization/70740
4979 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
4982 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
4985 * config/i386/predicates.md (call_insn_operand): Replace
4986 sibcall_memory_operand with memory_operand.
4988 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
4990 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
4991 has_single_use() tests.
4992 (register_edge_assert_for_1): Likewise.
4993 (find_assert_locations_1): Check the liveness bitmap instead of
4994 checking has_single_use().
4996 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
4999 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
5000 Extract AVX-512BW constraint from AVX.
5002 2016-04-21 Richard Biener <rguenther@suse.de>
5004 PR tree-optimization/70725
5005 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
5006 for phi_convertible_by_degenerating_args.
5007 (predicate_all_scalar_phis): Handle single-argument PHIs.
5009 2016-04-21 Richard Biener <rguenther@suse.de>
5012 * fold-const.c (fold_comparison): Return properly typed
5015 2016-04-21 Bin Cheng <bin.cheng@arm.com>
5017 PR tree-optimization/70715
5018 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5019 after expanding BASE using expand_simple_operations.
5021 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5023 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
5024 New transformations.
5026 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5028 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5030 2016-04-20 Jan Hubicka <jh@suse.cz>
5032 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5033 ultiimate_alias_target.
5034 (update_callee_keys): Likewise.
5035 (lookup_recursive_calls): Likewise.
5036 (speculation_useful_p): Likewise.
5038 2016-04-20 Jan Hubicka <jh@suse.cz>
5041 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5042 (set_nothrow_flag_1): ... this; handle interposition correctly;
5043 recurse on aliases and thunks.
5044 (cgraph_node::set_nothrow_flag): New.
5045 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5046 functions compiled with non-call exceptions that binds to current
5048 (propagate_nothrow): Be safe WRT interposition.
5049 * cgraph.h (set_nothrow_flag): Update prototype.
5051 2016-04-18 Jan Hubicka <jh@suse.cz>
5053 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5054 max_loop_iterations_int.
5055 (tree_unswitch_outer_loop): Likewise.
5057 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5059 PR tree-optimization/69489
5060 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5061 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5062 Revise dump message.
5063 (if_convertible_bb_p): Remove check on edge count of basic block's
5066 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5068 PR tree-optimization/56625
5069 PR tree-optimization/69489
5070 * tree-data-ref.h (DR_INNERMOST): New macro.
5071 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5072 hashing struct innermost_loop_behavior.
5073 (ref_DR_map): Remove.
5074 (innermost_DR_map): New map.
5075 (baseref_DR_map): Revise comment.
5076 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5077 to innermost_DR_map accroding to its innermost loop behavior.
5078 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5079 to its innermost loop behavior.
5080 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5081 Add initialization for innermost_DR_map. Record memory reference
5082 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5083 have innermost loop behavior.
5084 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5087 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5089 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5090 *lea_general_1. Use explicit SWI12 mode interator.
5091 (*lea<mode>_general_2): Rename from *lea_general_2.
5092 Use explicit SWI12 mode interator.
5093 (*lea<mode>_general_3): Rename from *lea_general_3.
5094 Use explicit SWI12 mode interator.
5095 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5096 Use explicit SWI12 mode interator.
5097 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5098 Use explicit SWI48 mode interator.
5100 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5102 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5103 Short-cut unaligned load and store cases. Handle all integer
5105 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5106 and store cases. Call ix86_avx256_split_vector_move_misalign
5107 directly without checking mode class.
5109 2016-04-20 Andrew Pinski <apinski@cavium.com>
5110 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5113 * config/aarch64/aarch64.md (sibcall): Force call
5114 address to be DImode for ILP32.
5115 (sibcall_value): Likewise.
5117 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5119 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5121 2016-04-20 Richard Biener <rguenther@suse.de>
5123 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5124 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5125 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5126 (maybe_push_res_to_seq): Adjust.
5127 * gimple-fold.c (maybe_build_generic_op): Likewise.
5129 2016-04-20 Marek Polacek <polacek@redhat.com>
5131 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5134 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5136 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5137 use kmovw to support AVX512F target.
5139 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5141 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5143 2016-04-20 Marek Polacek <polacek@redhat.com>
5145 PR tree-optimization/70725
5146 * tree-if-conv.c (is_false_predicate): New function.
5147 (predicate_mem_writes): Use it.
5149 2016-04-20 Richard Biener <rguenther@suse.de>
5151 PR tree-optimization/70726
5152 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5153 shift amounts from a pattern stmt operand.
5155 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5158 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5159 stack_restore_from_fpr pattern when restoring r15.
5160 (s390_optimize_prologue): Strip away the memory barrier in the
5161 parallel when trying to get rid of restore insns.
5162 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5163 definition for loading the stack pointer from an FPR. Compared to
5164 the normal move insn this pattern includes a full memory barrier.
5166 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5169 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5170 implicitly linear or lastprivate iterator on the outer context.
5172 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5174 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5176 * config/i386/i386.md (ssememalign): Removed.
5177 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5179 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5182 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5183 const short * to __builtin_ia32_loaddquhi512_mask.
5184 (_mm512_maskz_loadu_epi16): Likewise.
5185 (_mm512_mask_storeu_epi16): Pass short * to
5186 __builtin_ia32_storedquhi512_mask.
5187 (_mm512_mask_loadu_epi8): Pass const char * to
5188 __builtin_ia32_loaddquqi512_mask.
5189 (_mm512_maskz_loadu_epi8): Likewise.
5190 (_mm512_mask_storeu_epi8): Pass char * to
5191 __builtin_ia32_storedquqi512_mask.
5192 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5193 const double * to __builtin_ia32_loadupd512_mask.
5194 (_mm512_mask_loadu_pd): Likewise.
5195 (_mm512_maskz_loadu_pd): Likewise.
5196 (_mm512_storeu_pd): Pass double * to
5197 __builtin_ia32_storeupd512_mask.
5198 (_mm512_mask_storeu_pd): Likewise.
5199 (_mm512_loadu_ps): Pass const float * to
5200 __builtin_ia32_loadups512_mask.
5201 (_mm512_mask_loadu_ps): Likewise.
5202 (_mm512_maskz_loadu_ps): Likewise.
5203 (_mm512_storeu_ps): Pass float * to
5204 __builtin_ia32_storeups512_mask.
5205 (_mm512_mask_storeu_ps): Likewise.
5206 (_mm512_mask_loadu_epi64): Pass const long long * to
5207 __builtin_ia32_loaddqudi512_mask.
5208 (_mm512_maskz_loadu_epi64): Likewise.
5209 (_mm512_mask_storeu_epi64): Pass long long *
5210 to __builtin_ia32_storedqudi512_mask.
5211 (_mm512_loadu_si512): Pass const int * to
5212 __builtin_ia32_loaddqusi512_mask.
5213 (_mm512_mask_loadu_epi32): Likewise.
5214 (_mm512_maskz_loadu_epi32): Likewise.
5215 (_mm512_storeu_si512): Pass int * to
5216 __builtin_ia32_storedqusi512_mask.
5217 (_mm512_mask_storeu_epi32): Likewise.
5218 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5219 char * to __builtin_ia32_storedquqi256_mask.
5220 (_mm_mask_storeu_epi8): Likewise.
5221 (_mm256_mask_loadu_epi16): Pass const short * to
5222 __builtin_ia32_loaddquhi256_mask.
5223 (_mm256_maskz_loadu_epi16): Likewise.
5224 (_mm_mask_loadu_epi16): Pass const short * to
5225 __builtin_ia32_loaddquhi128_mask.
5226 (_mm_maskz_loadu_epi16): Likewise.
5227 (_mm256_mask_loadu_epi8): Pass const char * to
5228 __builtin_ia32_loaddquqi256_mask.
5229 (_mm256_maskz_loadu_epi8): Likewise.
5230 (_mm_mask_loadu_epi8): Pass const char * to
5231 __builtin_ia32_loaddquqi128_mask.
5232 (_mm_maskz_loadu_epi8): Likewise.
5233 (_mm256_mask_storeu_epi16): Pass short * to.
5234 __builtin_ia32_storedquhi256_mask.
5235 (_mm_mask_storeu_epi16): Pass short * to.
5236 __builtin_ia32_storedquhi128_mask.
5237 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5238 const double * to __builtin_ia32_loadupd256_mask.
5239 (_mm256_maskz_loadu_pd): Likewise.
5240 (_mm_mask_loadu_pd): Pass onst double * to
5241 __builtin_ia32_loadupd128_mask.
5242 (_mm_maskz_loadu_pd): Likewise.
5243 (_mm256_mask_storeu_pd): Pass double * to
5244 __builtin_ia32_storeupd256_mask.
5245 (_mm_mask_storeu_pd): Pass double * to
5246 __builtin_ia32_storeupd128_mask.
5247 (_mm256_mask_loadu_ps): Pass const float * to
5248 __builtin_ia32_loadups256_mask.
5249 (_mm256_maskz_loadu_ps): Likewise.
5250 (_mm_mask_loadu_ps): Pass const float * to
5251 __builtin_ia32_loadups128_mask.
5252 (_mm_maskz_loadu_ps): Likewise.
5253 (_mm256_mask_storeu_ps): Pass float * to
5254 __builtin_ia32_storeups256_mask.
5255 (_mm_mask_storeu_ps): ass float * to
5256 __builtin_ia32_storeups128_mask.
5257 (_mm256_mask_loadu_epi64): Pass const long long * to
5258 __builtin_ia32_loaddqudi256_mask.
5259 (_mm256_maskz_loadu_epi64): Likewise.
5260 (_mm_mask_loadu_epi64): Pass const long long * to
5261 __builtin_ia32_loaddqudi128_mask.
5262 (_mm_maskz_loadu_epi64): Likewise.
5263 (_mm256_mask_storeu_epi64): Pass long long * to
5264 __builtin_ia32_storedqudi256_mask.
5265 (_mm_mask_storeu_epi64): Pass long long * to
5266 __builtin_ia32_storedqudi128_mask.
5267 (_mm256_mask_loadu_epi32): Pass const int * to
5268 __builtin_ia32_loaddqusi256_mask.
5269 (_mm256_maskz_loadu_epi32): Likewise.
5270 (_mm_mask_loadu_epi32): Pass const int * to
5271 __builtin_ia32_loaddqusi128_mask.
5272 (_mm_maskz_loadu_epi32): Likewise.
5273 (_mm256_mask_storeu_epi32): Pass int * to
5274 __builtin_ia32_storedqusi256_mask.
5275 (_mm_mask_storeu_epi32): Pass int * to
5276 __builtin_ia32_storedqusi128_mask.
5277 * config/i386/i386-builtin-types.def (PCSHORT): New.
5279 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5280 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5281 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5282 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5283 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5284 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5285 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5286 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5287 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5288 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5289 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5290 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5291 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5292 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5293 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5294 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5295 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5296 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5297 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5298 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5299 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5300 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5301 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5302 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5303 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5304 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5305 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5306 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5307 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5308 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5309 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5310 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5311 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5312 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5313 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5314 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5315 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5316 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5317 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5318 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5319 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5320 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5321 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5322 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5323 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5324 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5325 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5326 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5327 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5329 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5330 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5332 (ix86_expand_vector_move_misalign): Likewise.
5333 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5334 to scalar function prototype for unaligned load/store builtins.
5335 (ix86_expand_special_args_builtin): Updated.
5336 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5337 (UNSPEC_STOREU): Likewise.
5338 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5339 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5340 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5341 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5342 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5343 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5344 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5345 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5346 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5347 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5348 (<avx512>_storedqu<mode>_mask): Likewise.
5349 (*sse4_2_pcmpestr_unaligned): Likewise.
5350 (*sse4_2_pcmpistr_unaligned): Likewise.
5351 (*mov<mode>_internal): Renamed to ...
5352 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5353 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5354 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5355 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5357 2016-04-19 Richard Biener <rguenther@suse.de>
5359 PR tree-optimization/70171
5360 * tree-ssa-phiprop.c: Include stor-layout.h.
5361 (phiprop_insert_phi): Handle the aggregate copy case.
5362 (propagate_with_phi): Likewise.
5364 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5366 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5367 instead of simplify_gen_subreg (... , 0).
5368 (ix86_delegitimize_address): Ditto.
5369 (ix86_split_divmod): Ditto.
5370 (ix86_split_copysign_const): Ditto.
5371 (ix86_split_copysign_var): Ditto.
5372 (ix86_expand_args_builtin): Ditto.
5373 (ix86_expand_round_builtin): Ditto.
5374 (ix86_expand_special_args_builtin): Ditto.
5375 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5376 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5377 (udivmodqi4): Ditto.
5378 (absneg splitters): Ditto.
5379 (*jcc_bt<mode>_1): Ditto.
5381 2016-04-19 Richard Biener <rguenther@suse.de>
5383 PR tree-optimization/70724
5384 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5385 restoring out from ...
5386 (free_scc_vn): ... here.
5387 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5388 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
5390 (pass_fre::execute): Restore SSA info.
5392 2016-04-19 Richard Biener <rguenther@suse.de>
5394 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
5395 * gimple-walk.c (walk_gimple_op): Initialize it.
5396 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
5397 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
5398 remapping SSA names of defs.
5399 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
5402 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
5405 * lra-constraints.c (equiv_substition_p): New.
5406 (process_alt_operands): Use it.
5407 (swap_operands): Swap it.
5408 (curr_insn_transform): Update it.
5410 2016-04-18 Michael Matz <matz@suse.de>
5412 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
5413 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5414 * tree-core.h (tree_type_common.align): Use bit-field.
5415 (tree_type_common.spare): New.
5416 (tree_decl_common.off_align): Make smaller.
5417 (tree_decl_common.align): Use bit-field.
5419 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
5420 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
5421 (scan_sharing_clauses): Ditto.
5422 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5423 (omp_finish_file): Ditto.
5424 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
5425 (layout_decl): Ditto.
5426 (relayout_decl): Ditto.
5427 (finalize_record_size): Use SET_TYPE_ALIGN.
5428 (finalize_type_size): Ditto.
5429 (finish_builtin_struct): Ditto.
5430 (layout_type): Ditto.
5431 (initialize_sizetypes): Ditto.
5432 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
5433 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
5434 (lookup_field_for_decl): Use SET_DECL_ALIGN.
5435 (get_chain_field): Ditto.
5436 (get_trampoline_type): Ditto.
5437 (get_nl_goto_field): Ditto.
5438 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
5440 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
5441 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
5442 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5443 (build_qualified_type): Use SET_TYPE_ALIGN.
5444 (build_aligned_type, build_range_type_1): Ditto.
5445 (build_atomic_base): Ditto.
5446 (build_common_tree_nodes): Ditto.
5447 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
5448 (expand_one_stack_var_at): Ditto.
5449 * coverage.c (build_var): Use SET_DECL_ALIGN.
5450 * except.c (init_eh): Ditto.
5451 * function.c (assign_parm_setup_block): Ditto.
5452 * symtab.c (increase_alignment_1): Ditto.
5453 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
5454 * tree-vect-stmts.c (ensure_base_align): Ditto.
5455 * varasm.c (align_variable): Ditto.
5456 (assemble_variable): Ditto.
5457 (build_constant_desc): Ditto.
5458 (output_constant_def_contents): Ditto.
5460 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
5461 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
5462 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
5463 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
5464 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
5466 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
5469 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
5470 replace %vmovsd with "%vmovq".
5471 (vec_concatv2df): Likewise.
5473 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
5475 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
5476 (*vec_extractv2si_0): Ditto.
5477 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
5478 (zero_extended_scalar_load_operand splitters): Ditto.
5479 (vec_extract splitters): Ditto.
5480 (*vec_extractv4si_0_zext): Ditto.
5481 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5483 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5484 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5485 (*sse4_1_extractps): Use lowpart_subreg.
5486 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5488 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5490 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
5492 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
5493 Mention Solaris 11 packaging changes.
5494 Update gas and gld requirements.
5495 Remove reference to pre-Solaris 10 bug.
5496 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
5498 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
5501 2016-04-17 Jan Hubicka <jh@suse.cz>
5503 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
5504 max_loop_iterations_int.
5506 2016-04-18 Richard Biener <rguenther@suse.de>
5508 PR tree-optimization/43434
5509 * tree-ssa-structalias.c (struct vls_data): New.
5510 (visit_loadstore): Handle all pointer-based accesses.
5511 (compute_dependence_clique): Compute a bitmap of restrict tags
5512 assigned bases and pass it to visit_loadstore.
5514 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
5517 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
5518 armv8.1-a and armv8.1-a+crc.
5520 2016-04-18 Richard Biener <rguenther@suse.de>
5522 PR tree-optimization/70701
5523 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
5524 references after translating through a memcpy.
5526 2016-04-18 Richard Biener <rguenther@suse.de>
5528 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
5529 (compute_antic): ... here. For partial antic use regular
5530 postorder and scrap iteration.
5531 (compute_partial_antic_aux): Remove unused return value.
5532 (init_pre): Do not allocate postorder.
5533 (fini_pre): Do not free postorder.
5535 2016-04-18 Richard Biener <rguenther@suse.de>
5538 * expmed.c (extract_bit_field_1): Remove broken case
5539 using a wider MODE_INT mode.
5541 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
5543 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
5544 unless compiling with at least GCC-4.8.
5546 2016-04-17 Jan Hubicka <jh@suse.cz>
5549 * graphite.c (graphite_finalize): Update call to
5550 tree_estimate_probability.
5551 * predict.h (tree_estimate_probability): Update prototype.
5553 2016-04-17 Jan Hubicka <jh@suse.cz>
5555 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
5556 (tree_estimate_probability): Likewise.
5557 (pass_profile::execute): Update.
5558 (report_predictor_hitrates): New function.
5559 * profile.c (compute_branch_probabilities): Use it.
5560 * predict.h (report_predictor_hitrates): Declare.
5562 2016-04-17 Jan Hubicka <jh@suse.cz>
5565 * cgraph.h (cgraph_node::set_const_flag,
5566 cgraph_node::set_pure_flag): Update prototype to return bool;
5568 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
5569 of interposable symbol are interposable, too.
5570 (cgraph_set_const_flag_1): Rename to ...
5571 (set_const_flag_1): ... this one; change to self recursive function
5572 instead of call_for_symbol_thunks_and_aliases. Handle correctly
5573 clearnig the flag in all variants and also virtual thunks of const
5574 functions are pure; track if any change was done.
5575 (cgraph_node::set_const_flag): Update.
5576 (struct set_pure_flag_info): New struct.
5577 (cgraph_set_pure_flag_1): Rename to ...
5578 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
5579 rather than pointer encoded flags; track if any changes was done;
5580 handle correctly clearning flag and setting flag of aliases already
5582 (cgraph_node::set_pure_flag): Update.
5583 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
5585 2016-04-17 Tom de Vries <tom@codesourcery.com>
5588 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
5591 2016-04-17 Tom de Vries <tom@codesourcery.com>
5593 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
5594 '{}<> ' as escape-for-record.
5596 2016-04-17 Tom de Vries <tom@codesourcery.com>
5598 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
5601 2016-04-17 Tom de Vries <tom@codesourcery.com>
5604 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
5605 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
5606 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
5607 * passes.c (finish_optimization_passes): Only call
5608 finish_graph_dump_file if dfi->graph_dump_initialized.
5609 (execute_function_dump, pass_init_dump_file): Use
5610 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
5612 2016-04-17 Tom de Vries <tom@codesourcery.com>
5614 PR tree-optimization/70256
5615 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
5616 (debug_varmap): New function.
5618 2016-04-17 Tom de Vries <tom@codesourcery.com>
5621 * passes.c (pass_manager::register_pass): Propagate pflags.
5623 2016-04-17 Tom de Vries <tom@codesourcery.com>
5626 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
5627 * passes.c (pass_manager::pass_manager): Declare and init p_start in
5628 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
5629 check if it's equal to p_start.
5630 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
5632 2016-04-15 Jan Hubicka <jh@suse.cz>
5635 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
5636 function does not bind to current def.
5637 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
5638 handle conservatively calls to functions that does not need to bind
5640 (check_call): Update call of worse_state.
5641 (ignore_edge_for_nothrow): Update.
5642 (ignore_edge_for_pure_const): Likewise.
5643 (propagate_pure_const): Update calls to worse_state.
5644 (skip_function_for_local_pure_const): Reformat comments.
5646 2016-04-15 Jan Hubicka <jh@suse.cz>
5649 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
5650 (cgraph_node::function_symbol): Likewise.
5651 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5652 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
5653 (symtab_node::ultimate_alias_target): Add REF parameter.
5654 (symtab_node::binds_to_current_def_p): Declare.
5655 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
5656 (cgraph_node::function_symbol): Likewise.
5657 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5658 (cgraph_node::get_availability): Likewise.
5659 (cgraph_edge::binds_to_current_def_p): New inline function.
5660 (varpool_node::get_availability): Add REF parameter.
5661 (varpool_node::ultimate_alias_target): Likewise.
5662 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
5663 (symtab_node::binds_to_current_def_p): Likewise.
5664 * varpool.c (varpool_node::get_availability): Likewise.
5666 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5669 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
5670 Fix mode size check.
5672 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5674 * BASE-VER: Set to 7.0.0.
5676 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
5678 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
5680 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5682 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
5683 architecture revisions.
5685 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
5687 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
5688 * config/i386/i386.c (ix86_using_red_zone): No longer static.
5689 * config/i386/i386.md (stack decrement to push peepholes): Guard
5690 with !x86_using_red_zone ().
5692 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5695 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
5696 to dump_generic_node.
5697 (NIY): Pass also flags to do_niy.
5699 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
5701 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
5702 (simd_clone_vector_of_formal_parm_types)
5703 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
5704 (simd_clone_mangle, simd_clone_create)
5705 (simd_clone_adjust_return_type, create_tmp_simd_array)
5706 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
5707 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
5708 (ipa_simd_modify_function_body, simd_clone_linear_addend)
5709 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
5710 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
5711 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
5712 * omp-simd-clone.c: ... this new file.
5713 (simd_clone_vector_of_formal_parm_types): Make it static.
5714 * Makefile.in (OBJS): Add omp-simd-clone.o.
5716 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5719 * config/i386/sse.md: Use proper memory operand modifiers.
5722 2016-04-15 Richard Biener <rguenther@suse.de>
5723 Alan Modra <amodra@gmail.com>
5725 PR tree-optimization/70130
5726 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
5727 when alignment stays not the same and no not use the realign
5730 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5733 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5734 direct move handlers for KFmode. Change TFmode handlers test from
5735 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
5737 2016-04-14 Jakub Jelinek <jakub@redhat.com>
5740 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
5741 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
5742 (inlined_polymorphic_ctor_dtor_block_p): Use it.
5743 * tree-ssa-live.c (remove_unused_scope_block_p): When
5744 in_ctor_dtor_block, avoid discarding not just BLOCKs with
5745 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
5746 block_ultimate_origin is FUNCTION_DECL.
5747 (remove_unused_locals): If current_function_decl is
5748 polymorphic_ctor_dtor_p, pass initial true to
5749 remove_unused_scope_block_p' is_ctor_dtor_block.
5751 2016-04-14 Martin Sebor <msebor@redhat.com>
5756 * doc/extend.texi (Variable Length): Revert.
5758 2016-04-14 Marek Polacek <polacek@redhat.com>
5759 Jan Hubicka <hubicka@ucw.cz>
5762 * tree.c (verify_type): Disable the canonical type of main variant
5765 2016-04-14 Jason Merrill <jason@redhat.com>
5767 * cfgexpand.c, expr.c: Revert previous change.
5769 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
5772 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
5773 when building a mem ref for the incoming reduction variable.
5775 2016-04-14 Richard Biener <rguenther@suse.de>
5777 PR tree-optimization/70614
5778 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
5779 loop if the evolution dropped to chrec_dont_know.
5780 (interpret_condition_phi): Likewise.
5782 2016-04-14 Richard Biener <rguenther@suse.de>
5784 PR tree-optimization/70623
5785 * tree-ssa-pre.c (changed_blocks): Make global ...
5786 (compute_antic): ... local here. Move and fix worklist
5787 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
5788 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
5789 worklist handling, dump when ANTIC_IN changed.
5790 (compute_partial_antic_aux): Remove worklist handling.
5791 (init_pre): Do not compute post dominators. Add a comment about
5792 the CFG order chosen.
5793 (fini_pre): Do not free post dominators.
5795 2016-04-13 Martin Sebor <msebor@redhat.com>
5800 * doc/extend.texi (Variable Length): Document C++ specifics.
5802 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5805 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
5806 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
5807 eh edges have been purged.
5810 * tree-sra.c (create_access_replacement,
5811 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
5813 * tree-pretty-print.c (dump_fancy_name): New function.
5814 (dump_decl_name, dump_generic_node): Use it.
5816 2016-04-13 Jason Merrill <jason@redhat.com>
5818 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
5819 * expr.c (expand_expr_real_1): Likewise.
5821 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
5823 * config/i386/i386.md (kunpckhi): Swap operands.
5824 (kunpcksi): Likewise.
5825 (kunpckdi): Likewise.
5826 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
5827 (vec_pack_trunc_<mode>): Likewise.
5829 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5832 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
5835 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
5836 gimplification turns some element into non-constant.
5839 * rtl.h (convert_memory_address_addr_space_1): New prototype.
5840 * explow.c (convert_memory_address_addr_space_1): No longer static,
5841 add NO_EMIT argument and don't call convert_modes if true, pass
5842 it down recursively, remove break after return.
5843 (convert_memory_address_addr_space): Adjust caller.
5844 * simplify-rtx.c (simplify_unary_operation_1): Call
5845 convert_memory_address_addr_space_1 instead of convert_memory_address,
5846 if it returns NULL, don't simplify.
5848 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
5851 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
5853 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5855 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5856 Bump the upper SIMDLEN limits, so that if the return type or
5857 characteristic type if the return type is void can be passed in
5858 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
5861 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5864 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
5865 Do not use "=" constraint on an input constraint.
5866 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5867 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5868 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
5869 generates (neg (abs ...)) instead of (abs ...).
5871 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5873 PR rtl-optimization/70596
5874 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
5875 just invalidate LRA data and reset them. Adjust dump wording.
5877 2016-04-12 Martin Liska <mliska@suse.cz>
5880 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5882 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5884 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5885 max_loop_iterations_int.
5886 (tree_unswitch_outer_loop): Likewise.
5887 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5888 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5890 2016-04-12 Tom de Vries <tom@codesourcery.com>
5892 PR tree-optimization/68756
5893 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
5894 instead of new_name.
5896 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5898 PR tree-optimization/70602
5899 * tree-sra.c (generate_subtree_copies): Don't write anything into
5900 constant pool decls.
5902 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
5903 regardless whether there are depend clauses or not.
5905 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5908 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
5909 target attribute and pragma from changing the -mfloat128
5910 and -mfloat128-hardware options.
5912 * doc/extend.texi (Additional Floating Types): Document PowerPC
5913 __float128 restrictions.
5915 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5918 * config/aarch64/driver-aarch64.c
5919 (aarch64_get_extension_string_for_isa_flags): New.
5920 (arch_extension): Rename to...
5921 (aarch64_arch_extension): ...This.
5922 (ext_to_feat_string): Rename to...
5923 (aarch64_extensions): ...This.
5924 (aarch64_core_data): Keep track of architecture extension flags.
5925 (cpu_data): Rename to...
5926 (aarch64_cpu_data): ...This.
5927 (aarch64_arch_driver_info): Keep track of architecture extension
5929 (get_arch_name_from_id): Rename to...
5930 (get_arch_from_id): ...This, change return type.
5931 (host_detect_local_cpu): Update and reformat for renames, handle
5932 extensions through common infrastructure.
5934 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5937 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
5938 track of a canonical flag name.
5939 (all_extensions): Likewise.
5940 (arch_to_arch_name): Also track extension flags enabled by the arch.
5941 (all_architectures): Likewise.
5942 (aarch64_parse_extension): Move to here.
5943 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
5945 (aarch64_rewrite_selected_cpu): Update for above change.
5946 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
5947 are handled, such that the single explicit value enabled by an
5948 extension is kept seperate from the implicit values it also enables.
5949 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
5951 (aarch64_parse_extension): New.
5952 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
5953 here to config/aarch64/aarch64-protos.h.
5954 (aarch64_parse_extension): Move from here to
5955 common/config/aarch64/aarch64-common.c.
5956 (aarch64_option_print): Update.
5957 (aarch64_declare_function_name): Likewise.
5958 (aarch64_start_file): Likewise.
5959 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
5960 the canonical flag for extensions.
5961 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
5964 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5966 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
5969 2016-04-09 Tom de Vries <tom@codesourcery.com>
5971 PR tree-optimization/68953
5972 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
5973 first to last subscript.
5975 2016-04-09 Jakub Jelinek <jakub@redhat.com>
5977 PR tree-optimization/70586
5978 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
5981 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
5985 PR tree-optimization/70373
5989 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
5990 clauses for acc parallel reductions as necessary. Error on those
5992 * omp-low.c (scan_sharing_clauses): Don't install variables which
5993 are used in acc parallel reductions.
5994 (lower_rec_input_clauses): Remove dead code.
5995 (lower_oacc_reductions): Add support for reference reductions.
5996 (lower_reduction_clauses): Remove dead code.
5997 (lower_omp_target): Don't remap variables appearing in acc parallel
5999 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
6001 2016-04-08 Jakub Jelinek <jakub@redhat.com>
6004 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
6005 with multiple SSA_NAME defs, force the outputs other than first
6006 to be live before calling live_track_process_def on each output.
6008 PR rtl-optimization/70574
6009 * fwprop.c (forward_propagate_and_simplify): Don't add
6010 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
6011 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
6012 paradoxical subregs within *loc.
6014 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
6016 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
6017 -ftree-parallelize-loops={0,1}.
6018 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
6019 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
6020 * config/ia64/hpux.h (LIB_SPEC): Likewise.
6021 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
6022 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
6024 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6027 * asan.c (instrument_derefs): If we get unknown location, extract it
6029 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6031 2016-04-08 Tom de Vries <tom@codesourcery.com>
6033 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6034 implicit firstprivate clause.
6036 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6039 * config/arm/thumb2.md (tst + branch-> lsls + branch
6040 peephole below *orsi_not_shiftsi_si): Require that condition
6041 register is dead after the peephole.
6042 (second peephole after the above): Likewise.
6044 2016-04-08 Alan Modra <amodra@gmail.com>
6047 * builtins.c (fold_builtin_classify): For IBM extended precision,
6048 look at just the high-order double to test for NaN.
6049 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6050 test just the high double for Inf but both doubles for subnormal
6053 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6055 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6056 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6057 node->simdclone->mask_mode != VOIDmode masks.
6058 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6059 earlier, use it instead of node->simdclone.
6060 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6061 Set clonei->mask_mode.
6063 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6066 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6067 Pass it through to cp_parser_already_scoped_statement.
6068 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6069 it through to cp_parser_statement.
6070 (cp_parser_statement): Pass IF_P through to
6071 cp_parser_iteration_statement.
6072 (cp_parser_pragma): Adjust call to
6073 cp_parser_iteration_statement.
6075 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6078 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6079 resolve a future -Wparentheses warning.
6080 * omp-low.c (scan_sharing_clauses): Likewise.
6081 * tree-parloops.c (eliminate_local_variables): Likewise.
6083 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6085 PR rtl-optimization/70398
6086 * lra-constraints.c (process_address_1): Check zero scale and code
6087 for reloading with zero scale.
6089 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6091 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6092 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6094 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6096 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6097 Add support for AVX512F clones, include them by default for
6098 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6099 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6103 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6104 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6105 firstprivate clauses.
6106 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6107 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6108 (lower_omp_target): Set TREE_NO_WARNING for
6109 non-addressable possibly uninitialized vars which are copied into
6110 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6112 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6114 * config/pa/predicates.md (integer_store_memory_operand): Accept
6115 REG+D operands with a large offset when reload_in_progress is true.
6116 (floating_point_store_memory_operand): Likewise.
6118 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6121 * match.pd (nested int casts): Limit to GIMPLE.
6123 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6126 * ipa-devirt.c (maybe_record_node): Fix comment; use
6127 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6129 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6131 PR rtl-optimization/70542
6132 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6133 if there are any uses other than insn or debug insns.
6135 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6136 Jakub Jelinek <jakub@redhat.com>
6138 PR tree-optimization/70509
6139 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6140 Shift HOST_WIDE_INT_1U instead of 1.
6142 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6144 PR tree-optimization/70509
6145 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6146 of the vector base type for index.
6148 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6151 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6153 2016-04-05 Richard Biener <rguenther@suse.de>
6155 PR tree-optimization/70526
6156 * tree-sra.c (build_ref_for_offset): Use prev_base to
6157 extract the alias pointer type.
6159 2016-04-05 Richard Biener <rguenther@suse.de>
6161 * dse.c (struct store_info): Remove alias_set member.
6162 (struct read_info_type): Likewise.
6163 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6164 spill_deleted, clear_alias_set_lookup): Remove.
6165 (get_group_info): Remove dead base == NULL_RTX case.
6166 (dse_step0): Remove initialization of removed variables.
6167 (delete_dead_store_insn): Reomve alias set dumping.
6168 (free_read_records): Remove alias_set handling.
6169 (canon_address): Remove alias_set_out parameter.
6170 (record_store): Remove spill_alias_set, it's always zero.
6171 (check_mem_read_rtx): Likewise.
6172 (dse_step2): Rename from ...
6173 (dse_step2_nospill): ... this. Adjust.
6174 (scan_stores): Rename from ...
6175 (scan_stores_nospill): ... this.
6176 (scan_reads): Rename from ...
6177 (scan_reads_nospill): ... this.
6178 (scan_stores_spill, scan_reads_spill): Remove.
6179 (dse_step3_scan): Remove for_spills argument which is always false.
6180 (dse_step3): Likewise.
6181 (dse_step5): Rename from ...
6182 (dse_step5_nospill): ... this. Remove alias_set handling.
6183 (rest_of_handle_dse): Adjust.
6185 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6188 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6189 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6190 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6191 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6193 2016-04-05 Richard Biener <rguenther@suse.de>
6196 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6197 non-register type temporaries into SSA.
6199 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6202 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6203 calls when sanitizing.
6204 (possible_polymorphic_call_target_p): Fix formatting.
6206 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6207 Jakub Jelinek <jakub@redhat.com>
6210 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6211 to ensure a call statement is compatible with a built-in's
6213 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6216 2016-04-04 Richard Biener <rguenther@suse.de>
6218 PR rtl-optimization/70484
6219 * rtl.h (canon_output_dependence): Declare.
6220 * alias.c (canon_output_dependence): New function.
6221 * dse.c (record_store): Use canon_output_dependence rather
6222 than canon_true_dependence.
6224 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6227 * cgraph.h (symtab_node::copy_visibility_from): New function.
6228 * symtab.c (symtab_node::copy_visibility_from): New function.
6229 * ipa-visibility.c (optimize_weakref): New function.
6230 (function_and_variable_visibility): Use it.
6232 2016-04-04 Martin Liska <mliska@suse.cz>
6235 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6236 value that is really in range handled by SBR instruction.
6237 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6238 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6239 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6241 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6245 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6246 set, but not for SP_REG operands.
6248 2016-04-02 Martin Sebor <msebor@redhat.com>
6251 * fold-const.c (maybe_nonzero_address): New function.
6252 (fold_comparison): Call it. Fold equality and relational
6253 expressions involving null pointers.
6254 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6256 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6258 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6259 the "Y" constraint (scalar FP 0.0 immediate).
6261 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6262 Add the "const_double" to the list of operand constraints.
6264 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6266 PR rtl-optimization/70467
6267 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6268 If low word of the last operand is 0, just emit addition/subtraction
6271 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6274 * config/s390/s390.c (s390_expand_insv): Check for everything
6275 constant instead of just VOIDmode stuff.
6277 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6280 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6282 2016-04-01 Nathan Sidwell <nathan@acm.org>
6284 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6286 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6288 PR rtl-optimization/70461
6289 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6292 2016-03-31 Martin Liska <mliska@suse.cz>
6295 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6296 a tree value or an immediate integer value to a buffer
6297 that is eventually copied to a BRIG section.
6298 (emit_immediate_operand): Call the function here.
6299 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6300 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6301 of class' fields that are removed.
6302 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6303 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6304 m_brig_repr_size fields.
6306 2016-03-31 Martin Liska <mliska@suse.cz>
6309 * hsa-gen.c (hsa_function_representation::update_dominance): New
6311 (convert_addr_to_flat_segment): Likewise.
6312 (gen_hsa_memory_set): New alignment argument.
6313 (gen_hsa_ctor_assignment): Likewise.
6314 (gen_hsa_insns_for_single_assignment): Provide alignment
6315 to gen_hsa_ctor_assignment.
6316 (gen_hsa_insns_for_direct_call): Add new argument.
6317 (expand_lhs_of_string_op): New function.
6318 (expand_string_operation_builtin): Likewise.
6319 (expand_memory_copy): New function.
6320 (expand_memory_set): New function.
6321 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6322 (convert_switch_statements): Change signature.
6323 (generate_hsa): Use a return value of the function.
6324 (pass_gen_hsail::execute): Do not call
6325 convert_switch_statements here.
6326 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6327 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6328 (hsa_function_representation::update_dominance): New function.
6330 2016-03-31 Martin Liska <mliska@suse.cz>
6333 * hsa-brig.c (emit_directive_variable): Emit alignment
6334 according to hsa_symbol::m_align.
6335 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6336 (dump_hsa_symbol): Dump alignment of HSA symbols.
6337 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6338 (gen_hsa_addr_with_align): New function.
6339 (hsa_bitmemref_alignment): Use newly added function.
6340 (gen_hsa_insns_for_load): Likewise.
6341 (gen_hsa_insns_for_store): Likewise.
6342 (gen_hsa_memory_copy): New argument added.
6343 (gen_hsa_insns_for_single_assignment): Respect
6344 alignment for assignments processed via gen_hsa_memory_copy.
6345 (gen_hsa_insns_for_direct_call): Likewise.
6346 (gen_hsa_insns_for_return): Likewise.
6347 (gen_function_def_parameters): Set default alignment.
6348 * hsa.c (hsa_object_alignment): New function.
6349 (hsa_byte_alignment): Pasted function.
6350 * hsa.h (hsa_symbol::m_align): New field.
6352 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6354 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6355 scratch field for goto case.
6357 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6359 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6361 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6364 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6365 (scalar_chain::convert_insn): Call convert_op for reg
6366 moves to handle undefined registers.
6368 2016-03-31 Nathan Sidwell <nathan@acm.org>
6371 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6372 Assert we don't want to move backwards.
6374 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6377 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6379 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6381 PR rtl-optimization/70460
6382 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6383 with operand from REG_LABEL_OPERAND, instead substitute
6384 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6385 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6387 2016-03-31 Martin Liska <mliska@suse.cz>
6389 * passes.c (execute_one_pass): Do not call
6390 todo_after for a discarded function.
6392 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6394 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
6395 (no_cost, infinite_cost): Initialize the new field.
6396 (get_computation_cost_at): Record setup cost.
6397 (determine_use_iv_cost_address): Skip cost computation for sub
6398 uses if we can estimate it without losing accuracy.
6400 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6402 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6404 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6405 max_loop_iterations_int.
6406 (tree_unswitch_outer_loop): Likewise.
6407 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6408 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6410 2016-03-30 Richard Biener <rguenther@suse.de>
6413 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
6415 2016-03-30 Jakub Jelinek <jakub@redhat.com>
6418 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
6419 in gen_blendm expander.
6421 2016-03-30 Nick Clifton <nickc@redhat.com>
6424 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
6425 case where we are already provided with an SImode SUBREG.
6427 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
6430 * config/i386/i386.c (ix86_expand_epilogue): Properly check
6431 conflict between DRAP register and __builtin_eh_return.
6433 2016-03-30 Michael Matz <matz@suse.de>
6434 Richard Biener <rguenther@suse.de>
6437 * ipa-polymorphic-call.c (struct type_change_info): Change
6438 speculative to an unsigned allowing to limit the work we do.
6439 (csftc_abort_walking_p): New inline function..
6440 (check_stmt_for_type_change): Limit the number of may-defs
6441 skipped for speculative devirtualization to
6442 max-speculative-devirt-maydefs.
6443 * params.def (max-speculative-devirt-maydefs): New param.
6444 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
6446 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
6449 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
6452 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
6454 PR tree-optimization/59124
6455 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
6456 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
6458 2016-03-29 Jeff Law <law@redhat.com>
6460 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
6462 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6464 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
6467 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
6469 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
6470 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
6471 gcrt0.o if linking dynamically.
6473 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6476 * ipa-devirt.c (methods_equal_p): New function.
6477 (compare_virtual_tables): Use it.
6478 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6479 * cgraphclones.c (clone_function_name_1): Use
6480 symbol_table::symbol_suffix_separator.
6481 * coverage.c (build_var): Likewise.
6482 * symtab.c (symbol_table::symbol_suffix_separator): New.
6484 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6486 PR rtl-optimization/70429
6487 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6488 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6489 mode != result_mode.
6492 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
6494 PR tree-optimization/70405
6495 * ssa-iterators.h (num_imm_uses): Add missing braces.
6497 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
6499 PR rtl-optimization/68695
6500 * ira-color.c (allocno_copy_cost_saving): New.
6501 (improve_allocation): Use it.
6503 2016-03-29 Richard Henderson <rth@redhat.com>
6506 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
6508 2016-03-29 Richard Biener <rguenther@suse.de>
6511 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
6512 use alignment returned by get_pointer_alignment_1 if it is
6513 bigger than BITS_PER_UNIT.
6514 * builtins.c (get_pointer_alignment_1): Do not return true
6515 for alignment extracted from SSA info.
6517 2016-03-28 James Bowman <james.bowman@ftdichip.com>
6519 * config/ft32/ft32.opt (mnodiv): New.
6520 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
6521 * doc/invoke.texi (FT32 Options -mnodiv): New.
6523 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
6526 * config/i386/i386.md (define_split, andn): Fix modes.
6528 2016-03-26 Richard Biener <rguenther@suse.de>
6529 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6532 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
6534 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
6535 as 2nd argument to cl_optimization_restore().
6537 2016-03-25 Richard Henderson <rth@redhat.com>
6540 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
6541 * config/aarch64/aarch64-protos.h: Declare it.
6542 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
6544 2016-03-25 Alan Modra <amodra@gmail.com>
6547 * config/rs6000/constraints.md (j): Simplify.
6548 * config/rs6000/predicates.md (easy_fp_constant): Exclude
6550 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
6551 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
6552 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
6553 in all constraint alternatives.
6554 (movtd_64bit_nodm): Delete "j" constraint alternative.
6556 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6558 * tree-ssa-propagate.c: Enhance docs for
6559 SSA_PROP_NOT_INTERESTING.
6561 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6563 * doc/extend.texi: Fix typo in documentation to pure attribute.
6565 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
6568 * config/pa/pa.md (bswapdi2): Use a scratch register.
6570 2016-03-24 Richard Henderson <rth@redhat.com>
6573 * fold-const.c (extract_muldiv_1): Correct test for multiplication
6576 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
6578 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
6579 using ix86_expand_binary_operator instead of gen_andsi3.
6581 2016-03-24 Richard Biener <rguenther@suse.de>
6583 PR tree-optimization/70396
6584 * tree-vect-stmts.c (vectorizable_comparison): Use
6585 get_vectype_for_scalar_type.
6587 2016-03-24 Richard Biener <rguenther@suse.de>
6590 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
6591 with register bases.
6593 2016-03-24 Richard Biener <rguenther@suse.de>
6595 PR tree-optimization/70372
6596 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
6597 build_all_ones_cst to also handle vector types correctly.
6599 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6602 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
6605 2016-03-23 Marek Polacek <polacek@redhat.com>
6608 * doc/invoke.texi: Document -Wignored-attributes.
6610 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6612 PR tree-optimization/69042
6613 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
6614 parameter from 30 to 40.
6616 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6618 PR tree-optimization/69042
6619 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
6620 for use with constant offset stripped in base.
6622 2016-03-23 Richard Biener <rguenther@suse.de>
6625 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
6626 mode compatibility check.
6627 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6629 2016-03-23 Jeff Law <law@redhat.com>
6631 PR tree-optimization/64058
6632 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
6634 (struct ssa_conflicts): Move up earlier in the file.
6635 (conflicts_, var_map_): New static variables.
6636 (initialize_conflict_count): New function to initialize the
6637 CONFLICT_COUNT field for each conflict pair.
6638 (compare_pairs): Lazily initialize the conflict count and use it
6639 as the first tie-breaker.
6640 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
6641 and wipe conflicts_ and map_ around the call to qsort. Remove
6642 special case for 2 coalesce pairs.
6643 * bitmap.c (bitmap_count_unique_bits): New function.
6644 (bitmap_count_bits_in_word): New function, extracted from
6646 (bitmap_count_bits): Use bitmap_count_bits_in_word.
6647 * bitmap.h (bitmap_count_unique_bits): Declare it.
6649 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
6652 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
6653 transparent alias chain for decl assembler name.
6654 * config/sol2.c (solaris_assemble_visibility): Likewise.
6656 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6658 * config/arm/arm1020e.md (1020call_op): Reduce reservation
6660 (v10_fdivs): Likewise.
6661 (v10_fdivd): Likewise.
6663 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6666 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
6667 to not call fclose twice on file.
6669 2016-03-23 Jakub Jelinek <jakub@redhat.com>
6671 PR tree-optimization/70354
6672 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6673 oprnd0 is wider than oprnd1 and there is a cast from the wider
6674 type to oprnd1, mask it with the mask of the narrower type.
6677 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
6678 Optimize TARGET_STV splitters, if high or low word of last argument
6681 2016-03-22 Jeff Law <law@redhat.com>
6684 tree-ssa-threadbackward.c
6685 (fsm_find_control_statement_thread_paths): Correctly distinguish
6686 between old style jump threads vs FSM jump threads.
6688 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
6691 * config/i386/i386.c (scalar_chain::convert_op): Support
6692 uninitialized register usage case.
6694 2016-03-22 Richard Biener <rguenther@suse.de>
6697 * genmatch.c (gen_transform): Adjust last parameter to a three-state
6699 (capture::gen_transform): ... to change behavior when substituting
6700 a condition into cond or not-cond expr context.
6701 (dt_simplify::gen_1): Adjust.
6702 * gimple-match-head.c: Include gimplify.h for unshare_expr.
6703 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
6704 last change and instead change to
6705 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
6706 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6708 2016-03-22 Anthony Green <green@moxielogic.com>
6710 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
6711 issue for moxiebox targets.
6712 (CC1PLUS_SPEC): Ditto.
6714 2016-03-22 Richard Biener <rguenther@suse.de>
6717 * fold-const.c (extract_muldiv_1): Properly perform multiplication
6720 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6722 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
6724 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6727 * config/i386/i386.c (def_builtin): Handle
6728 OPTION_MASK_ISA_AVX512VL to be and-ed with other
6730 (const struct builtin_description bdesc_special_args[]):
6731 Remove duplicate ISA bits.
6733 2016-03-22 Jakub Jelinek <jakub@redhat.com>
6736 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
6737 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
6738 in a way that works also for AVX512BW.
6741 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
6742 instead of source if operands[1] is xmm16 and above and
6743 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
6744 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
6747 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
6748 on assign if (*from_p) is a comparison, set it to
6749 TREE_NO_WARNING (*from_p).
6751 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6754 * lra.c (restore_scratches): Ignore deleted insns.
6756 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
6757 Jakub Jelinek <jakub@redhat.com>
6759 PR tree-optimization/70317
6760 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
6763 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
6766 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
6767 of ix86_expand_move.
6769 (movti): Use general_operand for operand 1 predicate.
6771 2016-03-21 Martin Liska <mliska@suse.cz>
6773 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
6775 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
6777 2016-03-21 Martin Liska <mliska@suse.cz>
6780 * ipa-icf.c (sem_function::parse): Skip static
6781 constructors and destructors.
6783 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6786 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
6787 function-like macro, peek following token(s) if it is followed
6788 by CPP_OPEN_PAREN token with optional padding in between, and
6789 if not, don't treat it like a macro.
6791 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
6792 Alexander Monakov <amonakov@ispras.ru>
6794 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
6795 for the stabs debug format.
6797 2016-03-21 Richard Biener <rguenther@suse.de>
6799 PR tree-optimization/70310
6800 * tree-vect-generic.c (expand_vector_condition): Fold the built
6803 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
6806 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
6807 Block third alternative for AVX-512VL target,
6809 2016-03-21 Martin Liska <mliska@suse.cz>
6812 * hsa-brig.c (emit_function_directives): Mark unemitted
6813 global variables for emission.
6814 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
6815 (get_symbol_for_decl): Likewise.
6816 * hsa.h (struct hsa_symbol): New flag.
6818 2016-03-21 Richard Biener <rguenther@suse.de>
6820 PR tree-optimization/70288
6821 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
6822 we do not estimate unsimplified all-constant conditionals or
6823 switches as optimized away.
6825 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
6827 PR rtl-optimization/69102
6828 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
6829 when we have a readonly dependency context.
6831 2016-03-18 Jeff Law <law@redhat.com>
6833 PR rtl-optimization/70263
6834 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
6835 (update_equiv_regs): When trying to move a store to after the insn
6836 that sets the source of the store, make sure the store occurs after
6837 the insn that sets the source of the store. When successful note
6838 the REG_EQUIV note created in the dump file.
6840 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
6841 Bernd Schmidt <bschmidt@redhat.com>
6843 * doc/extend.texi: Document more potential problems with basic asms.
6845 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
6847 PR rtl-optimization/70278
6848 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
6851 2016-03-18 Jason Merrill <jason@redhat.com>
6853 * calls.c (load_register_parameters): Fix zero size sibcall logic.
6855 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
6857 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
6858 values to 128b regs.
6860 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
6862 PR tree-optimization/70252
6863 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
6864 boolean vector has a proper number of elements.
6865 (supportable_narrowing_operation): Likewise.
6867 2016-03-18 Tom de Vries <tom@codesourcery.com>
6870 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
6872 2016-03-18 Jakub Jelinek <jakub@redhat.com>
6874 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
6875 instead of replace_rtx for DEBUG_INSNs.
6877 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6879 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
6880 load type reservations.
6882 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
6885 * config/pa/constraints.md: Revert 2015-02-13 change. Use
6886 define_constraint for "Q" and "T" constraints.
6888 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
6890 Tweak the pipeline model for Exynos M1
6892 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
6895 2016-03-17 David Malcolm <dmalcolm@redhat.com>
6898 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
6899 where one or both locations aren't within a line_map.
6901 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
6904 * opts.c (finish_options): Don't set flag_pie to the default if
6905 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
6908 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
6910 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
6911 true as ALL_REGS argument to replace_rtx.
6913 2016-03-17 Richard Biener <rguenther@suse.de>
6916 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
6919 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6922 * rtl.h (replace_rtx): Add ALL_REGS argument.
6923 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
6924 equality and assert mode is the same, instead of just rtx pointer
6926 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
6927 true as ALL_REGS argument to replace_rtx.
6929 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
6931 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
6932 for boolean vector with vector mode only.
6933 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6935 2016-03-17 Nick Clifton <nickc@redhat.com>
6938 * config/rx/rx.c (rx_print_integer): Print negative constants in
6941 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6944 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
6946 2016-03-16 Richard Henderson <rth@redhat.com>
6947 Richard Biener <rguenth@suse.de>
6952 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
6953 first operand as is_gimple_condexpr.
6958 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
6959 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
6960 Do not gimplify the result.
6961 (do_unop): Adjust call to tree_vec_extract.
6962 (do_binop): Likewise.
6963 (do_compare): Likewise.
6964 (do_plus_minus): Likewise.
6965 (do_negate): Likewise.
6966 (expand_vector_condition): Likewise.
6967 (do_cond): Likewise.
6969 2016-03-16 Richard Henderson <rth@redhat.com>
6972 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
6973 (aarch64_classify_address): Use it.
6974 (aarch64_legitimize_address): Force all subexpressions of PLUS
6975 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
6977 2016-03-16 Jakub Jelinek <jakub@redhat.com>
6978 Richard Biener <rguenth@suse.de>
6981 * rtlanal.c (replace_rtx): For REG, if from is a REG,
6982 return to even if only REGNO is equal, and assert
6985 2016-03-11 Jeff Law <law@redhat.com>
6987 PR rtl-optimization/70224
6988 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
6990 2016-03-16 Richard Henderson <rth@redhat.com>
6993 * function.h (struct function): Add has_forced_label_in_static.
6994 * gimplify.c (force_labels_r): Set it.
6995 * lto-streamer-in.c (input_struct_function_base): Read it.
6996 * lto-streamer-out.c (output_struct_function_base): Write it.
6997 * tree-inline.c (has_label_address_in_static_1): Remove.
6998 (copy_forbidden): Remove fndecl parameter; test
6999 has_forced_label_in_static.
7000 (inline_forbidden_p): Update call to copy_forbidden.
7001 (tree_versionable_function_p): Likewise.
7002 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
7003 (chkp_versioning): Likewise.
7004 * tree-inline.h (copy_forbidden): Update decl.
7006 2016-03-16 Marek Polacek <polacek@redhat.com>
7009 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
7010 function being thunked if the result type doesn't have fixed size.
7011 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
7012 doesn't have fixed size.
7014 2016-03-16 Bin Cheng <bin.cheng@arm.com>
7016 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
7017 reporting malformed loop nest.
7019 2016-03-16 Tom de Vries <tom@codesourcery.com>
7022 * ipa-devirt.c (possible_polymorphic_call_targets): Move
7023 nodes.length () == 1 test to before first nodes[0] access.
7025 2016-03-16 Tom de Vries <tom@codesourcery.com>
7027 PR tree-optimization/68715
7028 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7031 2016-03-16 Tom de Vries <tom@codesourcery.com>
7033 PR tree-optimization/68809
7034 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7037 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7038 Sandra Loosemore <sandra@codesourcery.com>
7040 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7041 on leaf attribute. Mention ELF interposition problems.
7043 2016-03-16 Alan Modra <amodra@gmail.com>
7045 PR rtl-optimization/69195
7046 PR rtl-optimization/47992
7047 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7050 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7053 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7055 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7057 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7059 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7061 PR rtl-optimization/70222
7062 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7063 optimization if mode is different from result_mode, queue up masking
7064 of the result in outer_op. Formatting fix.
7067 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7070 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7072 PR rtl-optimization/69032
7073 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7074 looping backwards over basic block insns.
7076 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7079 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7080 to non-speculative when propagating trap bits.
7082 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7084 PR rtl-optimization/63384
7085 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7088 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7091 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7092 factored out from ...
7093 (sched_analyze_insn): ... here.
7094 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7095 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7096 get_implicit_reg_pending_clobbers in it.
7097 (setup_id_reg_sets): Use setup_id_implicit_regs.
7098 (deps_init_id): Ditto.
7100 2016-03-15 Tom de Vries <tom@codesourcery.com>
7103 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7105 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7106 execute_function_dump.
7107 (execute_one_pass): Don't dump function if it will be dumped after ipa
7110 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7112 * genrecog.c (match_pattern_2): If pred is NULL don't call
7113 safe_predicate_mode on it.
7115 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7118 * lra-constraints.c (delete_move_and_clobber): Change assertion
7119 to also allow dregno == 0.
7121 2016-03-14 Richard Henderson <rth@redhat.com>
7124 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7125 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7126 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7127 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7130 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7133 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7135 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7137 * lra-constraints.c (split_reg): For hard regs, try to find the
7138 biggest single-register mode used in the function.
7140 2016-03-14 Richard Biener <rguenther@suse.de>
7142 PR tree-optimization/56365
7143 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7144 constants to compare against.
7146 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7149 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7150 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7151 (define_split for the GPR case): Use int_reg_operand instead of
7152 gpc_reg_operand for the output.
7154 2016-03-14 Tom de Vries <tom@codesourcery.com>
7156 PR tree-optimization/70045
7157 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7158 create_empty_if_region_on_edge argument.
7160 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7162 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7163 (STACK_CHECK_PROTECT): Likewise.
7164 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7165 (STACK_CHECK_PROTECT): Likewise.
7166 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7167 (STACK_CHECK_PROTECT): Likewise.
7168 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7169 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7170 (STACK_CHECK_PROTECT): Likewise.
7172 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7174 PR rtl-optimization/69307
7175 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7176 registers in modes that span more than one register.
7178 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7181 * lra-constraints.c (delete_move_and_clobber): New.
7182 (remove_inheritance_pseudos): Use it.
7184 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7187 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7188 the libcall is LCT_THROW.
7189 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7190 for the checking routine.
7192 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7195 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7196 optimization if we have direct move.
7197 (roundu32<mode>2_fprs): Likewise.
7199 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7202 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7204 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7205 Arguments swapped. All callers changed. Take reg_renumber into
7206 account, and Calculate and compare register ranges for hard regs.
7208 2016-03-11 Jeff Law <law@redhat.com>
7210 PR tree-optimization/70190
7211 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7212 Handle cases where we can not extract the taken edge, even though we
7213 found a constant value.
7215 PR tree-optimization/64058
7216 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7217 (num_coalesce_pairs): Move up earlier in file.
7218 (find_coalesce_pair): Initialize the INDEX field for each pair
7220 (compare_pairs): No longer sort on the elements in each pair.
7221 Instead break ties with the index of the coalesce pair.
7223 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7226 * config/aarch64/aarch64-protos.h
7227 (aarch64_save_restore_target_globals): New prototype.
7228 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7229 Call the above when popping pragma.
7230 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7232 (aarch64_set_current_function): Rewrite using the above.
7234 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7236 PR tree-optimization/70177
7237 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7238 (extract_ops_from_tree): ... this. In the 2 argument
7239 overload remove _1 suffix.
7240 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7241 (extract_ops_from_tree): ... this.
7242 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7244 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7245 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7246 extract_ops_from_tree instead of 2 operand one.
7248 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7250 PR tree-optimization/70013
7251 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7252 for constant-pool entries.
7254 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7256 PR rtl-optimization/70174
7257 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7258 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7260 PR tree-optimization/70169
7261 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7262 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7265 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7266 Jakub Jelinek <jakub@redhat.com>
7269 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7270 of uninitialized values.
7272 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7274 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7276 ("*trunctddd2"): New pattern definition.
7277 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7280 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7282 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7283 definitions for BFP and DFP rounding modes.
7284 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7285 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7286 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7287 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7290 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7292 * config/s390/constraints.md: Adjust comment.
7293 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7294 s390_decompose_addrstyle_without_index.
7295 * config/s390/predicates.md (shift_count_or_setmem_operand):
7296 Rename to setmem_operand.
7297 * config/s390/s390-protos.h
7298 (s390_decompose_shift_count): Rename to
7299 s390_decompose_addrstyle_without_index.
7300 * config/s390/s390.c (s390_decompose_shift_count)
7301 (s390_mem_constraint, print_shift_count_operand)
7302 (print_operand_address, print_operand): Rename
7303 s390_decompose_shift_count to
7304 s390_decompose_addrstyle_without_index and rename
7305 print_shift_count_operand to print_addrstyle_operand troughout the
7307 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7308 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7309 Rename shift_count_or_setmem_operand to setmem_operand.
7310 * config/s390/vx-builtins.md ("vec_insert<mode>")
7311 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7314 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7317 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7318 Handle overlapping retval and newval.
7320 2016-03-10 Nick Clifton <nickc@redhat.com>
7323 * config/aarch64/aarch64.c
7324 (aarch64_override_options_after_change_1): When forcing
7325 flag_omit_frame_pointer to be true, use a special value that can
7326 be detected if this function is called again, thus preventing
7327 flag_omit_leaf_frame_pointer from being forced to be false.
7329 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7331 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7332 Set x_flag_omit_leaf_frame_pointer when handling
7333 -momit-leaf-frame-pointer.
7335 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7338 * cgraph.c (cgraph_node::dump): Dump split_part and
7339 indirect_call_target.
7340 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7341 * ipa.c (has_addr_references_p): Cleanup.
7342 (is_indirect_call_target_p): New.
7343 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7344 called indirectly as local.
7345 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7347 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7350 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7351 on cxa_pure_virtual.
7353 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7356 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7358 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7361 * tree.c (need_assembler_name_p): Only record main variant type names.
7363 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7366 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7367 Always define to 0 or 1.
7368 (TARGET_FIX_ERR_A53_843419): New macro.
7369 * config/aarch64/aarch64-elf-raw.h
7370 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7371 * config/aarch64/aarch64-linux.h: Likewise.
7372 * config/aarch64/aarch64.c
7373 (aarch64_override_options_after_change_1): Do not default
7374 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7376 (aarch64_attributes): Handle fix-cortex-a53-843419.
7377 (aarch64_can_inline_p): Likewise.
7378 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7380 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7381 Jakub Jelinek <jakub@redhat.com>
7383 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7384 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7385 DECL_COMMONS if flag_unconstrained_commons is set.
7386 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7387 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7388 (funconstrained-commons): Document.
7390 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7392 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
7393 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
7395 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
7397 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
7398 has a proper number of elements.
7400 2016-03-10 Alan Modra <amodra@gmail.com>
7402 PR rtl-optimization/69195
7403 PR rtl-optimization/47992
7404 * ira.c (recorded_label_ref): Delete.
7405 (update_equiv_regs): Return void.
7406 (indirect_jump_optimize): New function.
7407 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
7408 before regstat_compute_ri. Don't rebuild_jump_labels here.
7409 Delete update_regstat.
7411 2016-03-10 Richard Biener <rguenther@suse.de>
7413 PR tree-optimization/70128
7414 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7415 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
7417 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7419 PR tree-optimization/70152
7420 * tree-sra.c (replace_removed_params_ssa_names): Copy over
7421 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
7424 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
7425 instead of gen_sse2_loadlpd.
7426 * config/i386/sse.md (*vec_concatv2df): Rename to...
7427 (vec_concatv2df): ... this.
7429 PR tree-optimization/70127
7430 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
7432 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7436 * diagnostic-show-locus.c (compatible_locations_p): New function.
7437 (layout::layout): Sanitize ranges using compatible_locations_p.
7439 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7443 * diagnostic-show-locus.c (layout_range::layout_range): Replace
7444 location_range param with three const expanded_locations * and a
7446 (layout::layout): Replace call to
7447 rich_location::lazily_expand_location with get_expanded_location.
7448 Extract the range and perform location expansion here, passing
7449 the results to the layout_range ctor.
7450 * diagnostic.c (source_range::debug): Delete.
7451 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
7452 of rich_location::get_expanded_location.
7453 * gcc-rich-location.c (get_range_for_expr): Delete.
7454 (gcc_rich_location::add_expr): Reimplement to avoid the
7455 rich_location::add_range overload that took a location_range,
7456 passing a location_t instead.
7458 2016-03-09 Richard Biener <rguenther@suse.de>
7459 Jakub Jelinek <jakub@redhat.com>
7461 PR tree-optimization/70138
7462 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7463 Also skip vect_double_reduction_def.
7465 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7468 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
7469 if the operand is "m".
7471 2016-03-09 Nathan Sidwell <nathan@acm.org>
7473 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
7475 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7477 * config/i386/i386.c (processor_target_table): Fix cost table
7478 intialization order for znver1.
7480 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7482 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7483 - becuase -> because.
7484 * ipa-reference.c (ignore_module_statics): Likewise.
7485 * cgraph.c (cgraph_node::get_body): Likewise.
7486 * ipa-inline.c (early_inliner): Likewise.
7487 * ipa-devirt.c (types_same_for_odr): Likewise.
7488 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7489 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7491 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7493 * tree-ssa-math-opts.c: Fix typo in comment.
7495 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7498 * config/i386/i386.c (scalar_chain::make_vector_copies,
7499 scalar_chain::convert_reg): Call end_sequence in between
7500 get_insns and emit_conversion_insns rather than after both
7503 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
7506 * config/i386/i386.h (machine_function): Add
7507 pc_thunk_call_expanded flag.
7508 (ix86_pc_thunk_call_expanded): New define.
7509 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
7510 (*set_got): Rename insn pattern from set_got.
7511 (*set_got_labelled): Rename inst pattern from set_got_labelled.
7512 * config/i386/i386.c (ix86_compute_frame_layout): Use
7513 ix86_pc_thunk_call_expanded to prevent red-zone.
7515 2016-03-07 Martin Jambor <mjambor@suse.cz>
7517 * hsa.h (hsa_get_ctor_statements): Declare.
7518 (hsa_get_dtor_statements): Likewise.
7519 (hsa_get_kernel_dispatch_type): Likewise.
7520 * hsa.c (hsa_get_ctor_statements): New function.
7521 (hsa_get_dtor_statements): Likewise.
7522 (hsa_get_kernel_dispatch_type): Likewise.
7523 * hsa-brig.c (hsa_cdtor_statements): Removed.
7524 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
7525 hsa_get_dtor_statements.
7526 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
7527 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
7529 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
7531 * config/arm/arm-cores.def (cortex-r8): New.
7532 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
7533 * config/arm/arm-tune.md: Likewise.
7534 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
7536 2016-03-07 Martin Sebor <msebor@redhat.com>
7538 PR rtl-optimization/19705
7539 * doc/invoke.texi (Options That Control Optimization): Clarify
7540 -fno-branch-count-reg.
7542 2016-02-26 Richard Biener <rguenther@suse.de>
7543 Jeff Law <law@redhat.com>
7545 PR tree-optimization/69740
7546 * cfghooks.c (remove_edge): Request loop fixups if we delete
7547 an edge that might turn an irreducible loop into a natural
7549 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
7550 Move after definition of loops_state_clear.
7552 2016-03-07 Bin Cheng <bin.cheng@arm.com>
7554 PR rtl-optimization/69052
7555 * rtlanal.c (commutative_operand_precedence): Set higher precedence
7558 2016-03-07 Tom de Vries <tom@codesourcery.com>
7560 PR tree-optimization/70116
7561 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
7562 is_tm_ending stmts and ubsan/asan internal functions.
7563 (find_duplicate): Use it. Don't test is_tm_ending here.
7565 2016-03-07 Richard Biener <rguenther@suse.de>
7567 PR tree-optimization/70115
7568 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
7569 (propagate_constants_for_unrolling): Use replace_uses_by.
7571 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
7574 * omp-low.c (struct oacc_loop): Add ifns.
7575 (new_oacc_loop_raw): Initialize it.
7576 (finish_oacc_loop): Clear mask & flags if no ifns.
7577 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
7578 (oacc_loop_xform_loop): Add ifns arg & adjust.
7579 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
7581 2016-03-07 Richard Henderson <rth@redhat.com>
7584 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
7585 (insert_value_copy_on_edge): Likewise.
7587 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7589 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
7591 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7594 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
7596 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7598 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
7600 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7602 Fix sseimul type attribute.
7603 * config/i386/znver1.md
7604 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
7605 znver1_sseimul_avx256_load) : Fix the type attribute.
7606 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
7607 pipe usage and latency.
7609 2016-03-05 Jakub Jelinek <jakub@redhat.com>
7612 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
7613 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
7616 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7619 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
7621 PR rtl-optimization/69941
7622 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
7623 the reg share its mode.
7625 2016-03-04 Jeff Law <law@redhat.com>
7627 PR tree-optimization/69196
7628 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7629 If the both SSA_NAMEs are anonymous, then consider them unassociated
7630 and include the PHI in the statement count.
7632 2016-03-05 Tom de Vries <tom@codesourcery.com>
7634 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
7635 construct in oacc routine. Check for oacc region in oacc routine.
7637 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7640 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
7641 2016-02-22 changes, instead don't recurse if RECUR is already true.
7642 Don't change *dynamic_check if RECUR. Adjust recursive caller
7643 to pass true to the new argument.
7644 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
7647 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
7648 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
7650 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
7652 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7654 PR rtl-optimization/57676
7655 * lra-assigns.c (lra_assign): Guard test for maximum iterations
7658 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
7660 * tree-vect-patterns.c (search_type_for_mask): Handle
7661 comparison of booleans.
7663 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7665 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
7669 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
7670 all other ops that have dw_val_class_die_ref operands,
7671 and DW_OP_GNU_entry_value.
7673 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7675 PR rtl-optimization/69904
7676 * config/arm/arm.c (arm_cannot_copy_insn_p):
7677 Return true for load-exclusive instructions.
7679 2016-03-03 Jakub Jelinek <jakub@redhat.com>
7682 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
7683 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
7684 the pattern no matter if it is used just by non-pattern, pattern
7686 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
7687 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7688 oprnd1 def_stmt is in pattern, don't look through it.
7690 2016-03-03 Marek Polacek <polacek@redhat.com>
7693 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
7695 2016-03-03 Martin Liska <mliska@suse.cz>
7697 PR tree-optimization/70043
7698 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
7699 previous statement if we see a debug statement.
7701 2016-03-03 Richard Biener <rguenther@suse.de>
7703 PR tree-optimization/55936
7704 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
7705 parameter and guard unsafe equivalence use.
7706 (vrp_evaluate_conditional_warnv_with_ops): Always use
7707 safe equivalences but not via the quadratic compare_names
7710 2016-03-03 Michael Collison <michael.collison@linaro.org>
7713 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
7714 for operand 1 to s_register_operand. Change predicate for operand
7715 2 to arm_not_immediate_operand.
7717 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
7719 * doc/tm.texi: Regenerated.
7721 2016-03-02 Richard Henderson <rth@redhat.com>
7724 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
7725 simplification when all args are positive non-fixed registers.
7727 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7729 * target.def (lra_p): Specify that new ports should use LRA.
7731 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7734 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
7735 gimplify_type_sizes the type they refer to.
7736 (omp_notice_variable): Handle reference vars to VLAs.
7737 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
7738 reference to VLA decls in the second pass instead of first pass.
7740 2016-03-02 Tom de Vries <tom@codesourcery.com>
7742 PR tree-optimization/68659
7743 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
7744 new_expr == NULL_TREE.
7745 (get_new_name): Handle ADDR_EXPR.
7747 2016-03-02 Bin Cheng <bin.cheng@arm.com>
7749 PR rtl-optimization/69052
7750 * loop-invariant.c (canonicalize_address): New function.
7751 (inv_can_prop_to_addr_use): Check validity of address expression
7752 which is canonicalized by above function.
7754 2016-03-02 Alan Modra <amodra@gmail.com>
7757 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
7760 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7763 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
7764 (*movhi_internal): Put mask moves from and to memory separately
7765 from moves from/to GPRs.
7767 2016-03-02 Richard Biener <rguenther@suse.de>
7769 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
7770 GENERIC expressions in GIMPLE.
7772 2016-03-02 Richard Biener <rguenther@suse.de>
7774 * config/i386/i386.c (type_natural_mode): Fix typo.
7776 2016-03-02 Nick Clifton <nickc@redhat.com>
7778 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
7780 2016-03-02 Richard Biener <rguenther@suse.de>
7781 Uros Bizjak <ubizjak@gmail.com>
7784 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
7786 2016-03-02 Richard Biener <rguenther@suse.de>
7789 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
7791 2016-03-02 Marek Polacek <polacek@redhat.com>
7794 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
7795 "is promoted to" warning.
7797 2016-03-01 DJ Delorie <dj@redhat.com>
7799 * config.gcc: Deprecate mep-*.
7801 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
7804 * lra-constraints.c (regno_val_use_in): New.
7805 (match_reload): Use it instead of regno_use_in.
7807 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7809 PR rtl-optimization/70007
7810 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
7811 references present in REG_EQUAL notes attached to non-SET patterns.
7813 2016-03-01 Jeff Law <law@redhat.com>
7815 PR tree-optimization/69196
7816 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7817 Appropriately clamp the number of statements to copy when the
7818 thread path does not traverse a loop backedge.
7820 PR tree-optimization/69196
7821 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7822 Do count some PHIs in the thread path against the insn count. Decrease
7823 final statement count by one as the control statement in the last
7824 block will get removed. Remove special cased code for handling PHIs
7827 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
7830 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
7831 asm dialect alternatives to explicit GOTPCREL calls.
7833 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7836 * ira.c (do_reload): Issue warning for generic stack checking here...
7837 * reload1.c (reload): ...instead of here and streamline it.
7839 2016-03-01 Nick Clifton <nickc@redhat.com>
7841 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
7843 2016-03-01 Richard Biener <rguenther@suse.de>
7845 PR tree-optimization/69983
7846 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
7847 types and fall back to operand_equal_p.
7849 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7852 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7854 * config/s390/constraints.md ("jm8"): New constraint.
7855 * config/s390/predicates.md ("const_int_8bitset_operand"): New
7857 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
7859 ("*setmem_long<setmem_and>"): New pattern.
7860 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
7862 ("*setmem_long_31z<setmem_and>"): New pattern.
7863 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
7864 New substitution rules with the required attributes.
7867 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7870 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7872 * gensupport.c (process_substs_on_one_elem): Split loop to
7873 complete mark_operands_used_in_match_dup on all expressions in the
7875 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7876 and remove function.
7878 2016-03-01 Richard Biener <rguenther@suse.de>
7881 * fold-const.c (fold_indirect_ref_1): Fix range checking for
7882 vector BIT_FIELD_REF extract.
7884 2016-03-01 Richard Biener <rguenther@suse.de>
7886 PR tree-optimization/69994
7887 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
7889 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
7891 PR tree-optimization/69956
7892 * tree-vect-stmts.c (supportable_widening_operation): Support
7893 multi-step conversion of boolean vectors.
7894 (supportable_narrowing_operation): Likewise.
7896 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7898 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
7901 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7903 * config/s390/subst.md (DSI_VI): New mode iterator.
7904 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
7905 * config/s390/vector.md ("vec_set<mode>"): Move expander before
7906 the insn definition.
7907 ("*vec_set<mode>"): Change predicate and add alternative to
7908 support only either register or const_int operands as element
7910 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
7912 ("vec_extract<mode>"): New expander.
7913 ("*vec_extract<mode>"): New insn definition supporting reg and
7914 const_int element selectors.
7915 ("*vec_extract<mode>_plus"): New insn definition supporting
7916 reg+const_int element selectors.
7917 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
7918 following expander+insn definition.
7919 ("<vec_shifts_name><mode>3"): New expander.
7920 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
7922 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7924 * config/s390/s390.md ("*tabort_1"): Change predicate to
7925 nonmemory_operand. Add a second alternative to cover
7926 register as well as const int operands.
7927 ("*tabort_1_plus"): New pattern definition.
7929 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7931 * config/s390/s390.md ("*ashrdi3_cc_31")
7932 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
7933 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
7934 Merge insn definitions into ...
7935 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7936 New pattern definition.
7937 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
7938 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
7939 ("*ashr<mode>3_and"): Merge insn definitions into ...
7940 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7941 New pattern definition.
7942 * config/s390/subst.md ("addr_style_op_cc_subst")
7943 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
7944 substitutions patterns plus attributes.
7945 Add ashiftrt to SUBST iterator.
7947 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7949 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
7950 op2 to nonmemory_operand.
7951 ("*<shift>di3_31", "*<shift>di3_31_and"):
7952 Merge into single pattern definition ...
7953 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
7954 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
7955 pattern definition ...
7956 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
7957 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
7960 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7962 * config/s390/predicates.md (const_int_6bitset_operand): New
7964 * config/s390/s390.md: Include subst.md.
7965 ("rotl<mode>3"): New expander.
7966 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
7968 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
7969 * config/s390/subst.md: New file.
7971 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7973 * config/s390/s390.md ("op_type", "atype", "length" attributes):
7974 Remove RRR type. It doesn't really exist.
7975 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
7977 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
7978 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
7979 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
7980 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
7981 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
7982 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
7983 `enabled' attribute.
7985 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7987 * gensupport.c (process_substs_on_one_elem): Split loop to
7988 complete mark_operands_used_in_match_dup on all expressions in the
7990 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7991 and remove function.
7993 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7996 * config/sparc/sparc.c (NWORDS_UP): Rename to...
7997 (CEIL_NWORDS): ...this. Use CEIL macro.
7998 (compute_fp_layout): Adjust to above renaming.
7999 (function_arg_union_value): Likewise.
8000 (sparc_arg_partial_bytes): Likewise.
8001 (sparc_function_arg_advance): Likewise.
8003 2016-02-29 Jeff Law <law@redhat.com>
8005 PR tree-optimization/70005
8006 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
8007 where an object with a boolean range is compared against a value
8010 PR tree-optimization/69999
8011 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
8012 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
8015 2016-02-29 Richard Biener <rguenther@suse.de>
8017 PR tree-optimization/69994
8018 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
8019 (get_unary_op): Look through nop conversions.
8020 (ops_equal_values_p): New function, look for equality diregarding
8022 (eliminate_plus_minus_pair): Use ops_equal_values_p
8023 (repropagate_negates): Do not use get_unary_op here.
8025 2016-02-29 Martin Liska <mliska@suse.cz>
8027 * system.h: Poison ENABLE_CHECKING macro.
8029 2016-02-29 Martin Liska <mliska@suse.cz>
8031 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8032 is presented in dump flags.
8033 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8034 (hsa_regalloc): Likewise.
8036 2016-02-19 Richard Biener <rguenther@suse.de>
8038 PR tree-optimization/69980
8039 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8040 permutation of those we need to keep.
8042 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8045 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8046 (NWORDS_UP): ...this
8047 (init_cumulative_args): Minor tweaks.
8048 (sparc_promote_function_mode): Likewise.
8049 (scan_record_type): Delete.
8050 (traverse_record_type): New function template.
8051 (classify_data_t): New structure type.
8052 (classify_registers): New inline function.
8053 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8054 exhausted. Instantiate traverse_record_type on classify_registers and
8055 deal with the case of a structure passed in slot #15 with no FP field
8057 (assign_data_t): New structure type.
8058 (compute_int_layout): New static function.
8059 (compute_fp_layout): Likewise.
8060 (count_registers): New inline function.
8061 (assign_int_registers): New static function.
8062 (assign_fp_registers): Likewise.
8063 (assign_registers): New inline function.
8064 (function_arg_record_value_1): Delete.
8065 (function_arg_record_value_2): Likewise.
8066 (function_arg_record_value_3): Likewise.
8067 (function_arg_record_value): Adjust to above changes. Instantiate
8068 traverse_record_type on count_registers to first count the number of
8069 registers to be used and then on assign_registers to assign them.
8070 (function_arg_union_value): Adjust to above renaming.
8071 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8072 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8073 case of a structure passed in slot #15
8074 (sparc_function_arg_advance): Likewise.
8075 (function_arg_padding): Minor tweak.
8077 2016-02-29 Richard Biener <rguenther@suse.de>
8079 PR tree-optimization/69720
8080 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8081 the adjustment_def path for possibly vectorized defs.
8082 (vect_create_epilog_for_reduction): Handle vectorized initial
8085 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8087 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8089 2016-02-27 Jeff Law <law@redhat.com>
8092 2016-02-26 Richard Biener <rguenther@suse.de>
8093 Jeff Law <law@redhat.com>
8095 PR tree-optimization/69740
8096 * cfghooks.c (remove_edge): Request loop fixups if we delete
8097 an edge that might turn an irreducible loop into a natural
8100 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8102 PR rtl-optimization/69896
8103 * tree-vect-generic.c (get_compute_type): Avoid single element
8106 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8108 Rename the AArch64 tuning option and related functions to enable the
8109 Newton series for the reciprocal square root to reflect its
8110 approximative characteristic.
8112 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8113 function to "aarch64_emit_approx_rsqrt".
8114 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8115 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8116 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8117 (xgene1_tunings): Likewise.
8118 (use_rsqrt_p): Likewise.
8119 (aarch64_emit_swrsqrt): Use new function name.
8120 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8121 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8122 text explaining this option.
8123 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8125 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8128 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8129 complain about -mallow-movmisalign without -mvsx if
8130 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8132 2016-02-26 Joel Sherrill <joel@rtems.org>
8134 * config.gcc: Add x86_64-*-rtems*.
8135 * config/i386/rtems-64.h: New file.
8137 2016-02-26 Joel Sherrill <joel@rtems.org>
8139 * config.gcc: Add aarch64-*-rtems*.
8140 * config/aarch64/rtems.h: New file.
8142 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8145 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8146 shift amount using %h. Add comment.
8148 2016-02-26 Richard Biener <rguenther@suse.de>
8149 Jeff Law <law@redhat.com>
8151 PR tree-optimization/69740
8152 * cfghooks.c (remove_edge): Request loop fixups if we delete
8153 an edge that might turn an irreducible loop into a natural
8156 2016-02-26 Martin Jambor <mjambor@suse.cz>
8159 * tree-sra.c (sra_modify_assign): Do not remove loads of
8160 uninitialized aggregates to SSA_NAMEs.
8162 2016-02-26 Richard Henderson <rth@redhat.com>
8165 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8166 pseudo in case the target rtx matches the source of the left
8169 2016-02-26 Martin Jambor <mjambor@suse.cz>
8172 * hsa.h (hsa_type_packed_p): Declare.
8173 * hsa.c (hsa_type_packed_p): New function.
8174 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8176 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8177 * hsa-brig.c (emit_basic_insn): Likewise.
8179 2016-02-26 Martin Jambor <mjambor@suse.cz>
8182 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8184 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8186 2016-02-26 Martin Jambor <mjambor@suse.cz>
8188 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8189 hsa_op_with_type operands.
8190 (hsa_unsigned_type_for_type): Declare.
8191 * hsa.c (hsa_unsigned_type_for_type): New function.
8192 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8193 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8194 the finalizer. Do not emit extra move.
8196 2016-02-26 Martin Jambor <mjambor@suse.cz>
8198 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8199 atomic operations in private segment.
8201 2016-02-26 Martin Jambor <mjambor@suse.cz>
8203 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8204 statements to wi->info. Also disallow omp simd constructs.
8205 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8206 for not gridifying. Dump special string for omp_for.
8208 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8211 * config/aarch64/aarch64.c (aarch64_set_current_function):
8212 Save/restore target globals when switching to
8213 target_option_default_node.
8215 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8218 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8219 Return 0 if !SHIFT_COUNT_TRUNCATED.
8221 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8222 Eric Botcazou <ebotcazou@adacore.com>
8224 PR rtl-optimization/69891
8225 * dse.c (scan_insn): If we can't figure out memset arguments
8226 or they are non-constant, call clear_rhs_from_active_local_stores.
8228 2016-02-26 Martin Liska <mliska@suse.cz>
8230 * doc/extend.texi: Mention clog10, clog10f an clog10l
8231 in Builtins section.
8233 2016-02-26 Martin Liska <mliska@suse.cz>
8235 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8237 (resolve_args_picking_1): Likewise.
8238 * dwarf2out.h (struct GTY): Likewise.
8240 2016-02-26 Martin Liska <mliska@suse.cz>
8242 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8244 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8246 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8247 Martin Liska <mliska@suse.cz>
8249 * doc/install.texi: Mention --enable-valgrind-annotations.
8251 2016-02-26 Richard Biener <rguenther@suse.de>
8253 PR tree-optimization/69551
8254 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8255 looking through aliases adjust DECL_PT_UID to refer to the
8256 ultimate alias target.
8258 2016-02-25 Martin Liska <mliska@suse.cz>
8261 * alloc-pool.c (after_memory_report): New variable.
8262 * alloc-pool.h (base_pool_allocator ::release): Do not use
8263 the infrastructure if after_memory_report.
8264 * toplev.c (toplev::main): Mark after memory report.
8266 2016-02-25 Richard Biener <rguenther@suse.de>
8268 PR tree-optimization/48795
8269 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8271 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8274 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8275 offloading is enabled and -fopenacc or -fopenmp is specified.
8276 (CRTOFFLOADEND): Likewise.
8277 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8278 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8279 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8280 (offload_objects_file_name): New static var.
8281 (tool_cleanup): Remove offload_objects_file_name file.
8282 (find_offloadbeginend): Replace with ...
8283 (find_crtoffloadtable): ... this.
8284 (run_gcc): Remove offload_argc and offload_argv.
8285 Get offload_objects_file_name from -foffload-objects=... option.
8286 Read names of object files with offload from this file, pass them to
8287 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8288 don't pass offloadbegin and offloadend to the linker. Don't pass
8289 offload non-LTO files to the linker, because now they're not claimed.
8291 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8294 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8295 on builtin_unreachable.
8297 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8299 PR rtl-optimization/69896
8300 * regcprop.c: Include cfgrtl.h.
8301 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8302 than remembered mode, either delete it (if noop_move_p), or
8303 treat like copy_p but not noop_p instruction.
8305 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8308 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8309 - allow NULL decl for Fortran DW_TAG_common_block variables.
8311 2016-02-24 Jason Merrill <jason@redhat.com>
8313 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8315 2016-02-24 Richard Biener <rguenther@suse.de>
8316 Jakub Jelinek <jakub@redhat.com>
8319 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8320 conditionally executed ops to well-defined overflow behavior.
8322 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8325 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8328 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8330 PR rtl-optimization/69886
8331 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8332 argument. Use it when checking validity of set instructions.
8333 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8334 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8336 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8337 * store-motion.c (find_moveable_store): Update
8338 can_assign_to_reg_without_clobbers_p callsite.
8340 2016-02-24 Richard Biener <rguenther@suse.de>
8343 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8345 (record_nonwrapping_iv): Do not fall back to the low/high bound
8346 for non-constant IV bases if the stmt is not always executed.
8348 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8350 * config/arm/arm-cores.def (cortex-a32): New entry.
8351 * config/arm/arm-tables.opt: Regenerate.
8352 * config/arm/arm-tune.md: Regenerate.
8353 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8354 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8355 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8356 for -mcpu and -mtune.
8358 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8361 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8362 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8363 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8364 (atomic_loaddi_1): Delete.
8365 (atomic_loaddi): Rewrite expander using the above changes.
8367 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8370 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8373 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8374 Richard Biener <rguenth@suse.de>
8377 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8378 set_mem_attributes if tem is SSA_NAME which got expanded
8381 2016-02-24 Richard Biener <rguenther@suse.de>
8383 PR tree-optimization/69907
8384 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8385 end of permutations for BB vectorization.
8387 2016-02-24 Christian Bruel <christian.bruel@st.com>
8389 * config/arm/arm-c.c (arm_option_override): Initialize
8390 target_option_current_node.
8391 * config/arm/arm.c (arm_pragma_target_parse): Replace
8392 build_target_option_node call by target_option_current_node.
8393 Set target_option_current_node.
8396 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
8399 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
8400 define_insn_and_split to define_insn.
8401 (zero_extendqi<mode>2_dot2): Same.
8402 (extendqi<mode>2_dot): Same.
8403 (extendqi<mode>2_dot2): Same.
8405 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8407 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
8408 and add bypass for AES{D,E} and AESMC pairs.
8409 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8412 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8414 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
8415 series for reciprocal square root in Exynos M1.
8417 2016-02-23 Martin Sebor <msebor@redhat.com>
8420 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
8421 __builtin_alloca_with_align.
8423 2016-02-23 Richard Henderson <rth@redhat.com>
8425 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
8426 (ix86_register_pragmas): Remove __seg_tls.
8427 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
8428 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
8429 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
8430 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
8431 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
8432 * doc/extend.texi (__seg_tls): Remove item.
8434 2016-02-23 Richard Biener <rguenther@suse.de>
8436 * alloc-pool.h (struct allocation_object): Make id member
8437 conditional on CHECKING_P again.
8438 (get_instance): Adjust.
8439 (base_pool_allocator): Likewise.
8441 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
8443 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
8444 (parallelize_loops): In OpenACC kernels mode, set n_threads to
8446 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8448 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
8450 2016-02-23 Richard Biener <rguenther@suse.de>
8452 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
8453 * bitmap.h (struct bitmap_usage): Likewise.
8454 (bitmap_move): Declare.
8455 * bitmap.c (register_overhead): Take size_t argument.
8456 (bitmap_move): New function.
8457 * df-problems.c (df_rd_transfer_function): Use bitmap_move
8458 to properly account overhead.
8459 * tree.c (free_node): Use tree_size.
8461 2016-02-23 Jakub Jelinek <jakub@redhat.com>
8464 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
8465 when inverting comparison.
8468 * common.opt (Wunreachable-code): Add Warning flag.
8470 2016-02-23 Mark Wielaard <mjw@redhat.com>
8471 Jakub Jelinek <jakub@redhat.com>
8474 * cgraphunit.c (check_global_declaration): Check main_input_filename
8475 and DECL_SOURCE_FILE are not NULL.
8477 2016-02-23 Martin Jambor <mjambor@suse.cz>
8479 PR tree-optimization/69666
8480 * tree-sra.c (sra_modify_assign): Do not attempt to create
8481 default_def replacements for unscalarizable regions.
8483 2016-02-20 Mark Wielaard <mjw@redhat.com>
8486 * cgraphunit.c (check_global_declaration): Check level of
8487 warn_unused_const_variable and main_input_filename.
8488 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8489 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8490 (-Wunused-const-variable): Explain levels 1 and 2.
8492 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8495 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
8496 identical arguments. Formatting and spelling fixes.
8499 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
8504 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
8505 and m68k-devices.def.
8506 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
8507 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
8509 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
8511 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
8512 and HImode registers.
8514 2016-02-22 Richard Biener <rguenther@suse.de>
8516 PR tree-optimization/69882
8517 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
8518 preserve permutations present because of gaps.
8519 (vect_supported_load_permutation_p): Always continue checking
8520 permutations after vect_attempt_slp_rearrange_stmts.
8522 2016-02-22 Bin Cheng <bin.cheng@arm.com>
8524 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
8525 min_profitable_estimate, rather than min_profitable_iters.
8527 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8530 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
8531 SImode for last match_operand.
8533 2016-02-22 Martin Liska <mliska@suse.cz>
8535 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
8536 return bitsize - 1 as the return value.
8538 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
8542 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
8543 Handle negative shift counts.
8544 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
8545 force_reg on the shift constant.
8546 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
8547 (lshrsi3_d): Handle negative shift counts.
8549 2016-02-22 Richard Biener <rguenther@suse.de>
8550 Tom de Vries <tom@codesourcery.com>
8552 * graph.c: Include dumpfile.h.
8553 (print_graph_cfg): Split into three overloads.
8554 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
8556 2016-02-22 Tom de Vries <tom@codesourcery.com>
8558 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
8561 2016-02-22 Richard Biener <rguenther@suse.de>
8564 * ipa-inline-transform.c (inline_call): When not updating
8565 overall summaries adjust self size by the growth estimate.
8566 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
8567 hash-set, do not update overall summaries here. Renamed from ...
8568 (inline_to_all_callers): ... this which is now wrapping the
8569 above and performing delayed overall summary update.
8570 (early_inline_small_functions): Delay updating of the overall
8573 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
8575 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
8578 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8581 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
8582 :%* in %:gt() argument.
8583 (greater_than_spec_func): Adjust for expecting only numbers,
8584 if there are more than two numbers, compare the last two.
8586 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
8588 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
8589 -Wnarrowing with -std.
8591 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8594 * expr.c (store_field): Don't use bit-field path if exp is
8595 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
8596 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
8597 and the assignment can be performed by bitwise copy. Formatting
8601 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
8602 call copy_reg_eh_region_note_forward on before and/or after sequences
8603 and remove note from insn if it no longer can throw.
8606 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
8609 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8611 * config/s390/vector.md: Add missing commutative operand markers
8612 to the patterns which qualify for one.
8613 * config/s390/vx-builtins.md: Likewise.
8615 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8617 * config/s390/vector.md (VI, VI_QHS): Add single element vector
8618 types to mode iterators.
8619 (vec_double): ... and mode attribute.
8620 * config/s390/vx-builtins.md (non_vec_int): Likewise.
8622 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8624 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
8625 Change the predicate of op2 from nonimmediate to general and let
8626 reload fix it if necessary.
8628 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8630 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
8632 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8634 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
8637 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8639 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
8640 * config/s390/s390.c (s390_expand_vec_movstr): New function.
8641 * config/s390/s390.md ("movstr<P:mode>"): Call
8642 s390_expand_vec_movstr.
8644 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8646 * config/s390/s390.md: Add missing output modifier for operand 1
8647 to print it as address properly.
8649 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8651 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
8652 * config/s390/2964.md: New file.
8653 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
8654 of insn grouping attributes depending on the CPU level.
8655 (s390_get_unit_mask): New function.
8656 (s390_sched_score): Remove the OOO from the scheduling macros.
8657 Add loop to calculate a score for the instruction mix.
8658 (s390_sched_reorder): Likewise plus improve debug output.
8659 (s390_sched_variable_issue): Rename macros as above. Calculate
8660 the unit distances after actually scheduling an insn. Improve
8662 (s390_sched_init): Clear last_scheduled_unit_distance array.
8663 * config/s390/s390.md: Include 2964.md.
8665 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8668 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
8669 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
8670 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
8671 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
8672 *avx512f_<code>v8div16qi2_mask_1): New insns.
8674 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8677 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
8680 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
8681 earlyclobber from target. Use wF constraint for fused memory
8683 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
8685 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8686 Martin Liska <mliska@suse.cz>
8689 * cfgexpand.c (asan_sanitize_stack_p): New function.
8690 (partition_stack_vars): Use the function.
8691 (expand_stack_vars): Likewise.
8692 (defer_stack_allocation): Likewise.
8693 (expand_used_vars): Likewise.
8695 2016-02-18 Richard Biener <rguenther@suse.de>
8698 * fold-const.c (operand_equal_p): Properly compare offsets for
8699 IMAGPART_EXPR and ARRAY_REF.
8701 2016-02-18 Nick Clifton <nickc@redhat.com>
8705 * config/arm/arm.c (arm_option_override_internal): Disable
8706 interworking if the target does not support thumb instructions.
8707 (arm_reload_in_hi): Handle the case where a register to register
8708 move needs reloading because there is no simple pattern to handle
8710 (arm_reload_out_hi): Likewise.
8712 2016-02-18 Richard Biener <rguenther@suse.de>
8715 * match.pd: Don't use fold_binary or fold_unary for folding
8718 2016-02-17 Jakub Jelinek <jakub@redhat.com>
8721 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
8722 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
8723 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
8724 warn on gimple_no_warning_p statements.
8726 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
8728 * doc/extend.texi (C++ Attributes): Correct description of
8729 warn_unused type attribute.
8731 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8733 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
8734 correct instruction.
8736 2016-02-17 Richard Biener <rguenther@suse.de>
8738 PR rtl-optimization/69609
8739 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
8740 (find_traces_1_round): When ending a trace update cached priority
8742 (bb_to_key): Use cached priority when available.
8743 (copy_bb): Initialize cached priority.
8744 (reorder_basic_blocks_software_trace_cache): Likewise.
8746 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8749 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
8751 (aarch64_comparison_operator): Break overly long line into two.
8752 (aarch64_comparison_operation): Likewise.
8753 * config/aarch64/aarch64.md (cstorecc4): Use
8754 aarch64_comparison_operator_mode instead of
8755 aarch64_comparison_operator.
8756 (cstore<mode>4): Likewise.
8757 (aarch64_cstore<mode>): Likewise.
8758 (*cstoresi_insn_uxtw): Likewise.
8759 (cstore<mode>_neg): Likewise.
8760 (*cstoresi_neg_uxtw): Likewise.
8762 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8765 * config/arm/predicates.md (arm_comparison_operator_mode):
8767 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
8768 instead of arm_comparison_operator.
8769 (*mov_negscc): Likewise.
8770 (*mov_notscc): Likewise.
8771 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
8772 (*thumb2_mov_negscc): Likewise.
8773 (*thumb2_mov_negscc_strict_it): Likewise.
8774 (*thumb2_mov_notscc): Likewise.
8775 (*thumb2_mov_notscc_strict_it): Likewise.
8777 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
8779 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
8782 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
8784 * config/visium/visium.c (machine_libfunc_index): New enum.
8785 (machine_libfuncs): New structure.
8786 (visium_libfuncs): New static variable.
8787 (TARGET_INIT_LIBFUNCS): Define to...
8788 (visium_init_libfuncs): ...this. New function.
8789 (expand_block_move_4): Use the appropriate libfunc.
8790 (expand_block_move_2): Likewise.
8791 (expand_block_move_1): Likewise.
8792 (expand_block_set_4): Likewise.
8793 (expand_block_set_2): Likewise.
8794 (expand_block_set_1): Likewise.
8795 (visium_trampoline_init): Likewise.
8797 2016-02-17 Nick Clifton <nickc@redhat.com>
8799 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
8800 TI's devices.csv file as of March 2016.
8802 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
8805 * opts-global.c (handle_common_deferred_options): Introduce and
8806 initialize two global variables to remember command-line options
8807 specifying a stack-limiting register.
8808 * opts.h: Add extern declarations of the two new global variables.
8809 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
8810 variable based on the values of the two new global variables.
8812 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8815 * common.opt (Wnonnull-compare): New warning.
8816 * doc/invoke.texi (-Wnonnull): Remove text about comparison
8817 of arguments against NULL.
8818 (-Wnonnull-compare): Document.
8819 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
8820 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
8821 * passes.def (pass_warn_nonnull_compare): Add.
8822 * gimple-ssa-nonnull-compare.c: New file.
8824 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8826 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
8827 AARCH64_EXTRA_TUNE_RECIP_SQRT.
8829 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8831 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
8832 reciprocal sqrt for -mlow-precision-recip-sqrt.
8834 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8835 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8837 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
8838 always use lane loads to construct non-constant vectors.
8840 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8842 * config/aarch64/aarch64.md
8843 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
8844 constraints for operand 3.
8845 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
8847 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8848 Richard Biener <rguenther@suse.de>
8850 PR tree-optimization/69820
8851 * tree-vect-patterns.c (type_conversion_p): Return false if
8852 *orig_type is unsigned single precision or boolean.
8853 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
8856 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8858 PR rtl-optimization/69764
8859 PR rtl-optimization/69771
8860 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
8861 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
8863 2016-02-16 Richard Biener <rguenther@suse.de>
8865 PR tree-optimization/69776
8866 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
8868 (indirect_refs_may_alias_p): Likewise.
8869 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
8870 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
8871 according to tbaa_p.
8872 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
8873 (optimize_stmt): For redundant store discovery do not allow tbaa.
8875 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
8877 PR tree-optimization/69714
8878 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
8879 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
8881 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
8883 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
8884 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
8885 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
8886 * config/arc/arc.c (arc_init): Check FPU options.
8887 (get_arc_condition_code): Handle new CC_FPU* modes.
8888 (arc_select_cc_mode): Likewise.
8889 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
8890 register pair only. Allow access for ARCv2 accumulator.
8891 (gen_compare_reg): Whenever we have FPU support use FPU compare
8893 (arc_reorg): Don't generate brcc insns when FPU compare
8894 instructions are involved.
8895 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
8896 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
8897 floating point emulation.
8898 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
8899 (REVERSE_CONDITION): Add new CC_FPU* modes.
8900 (TARGET_FP_SP_BASE): Define.
8901 (TARGET_FP_DP_BASE): Likewise.
8902 (TARGET_FP_SP_FUSED): Likewise.
8903 (TARGET_FP_DP_FUSED): Likewise.
8904 (TARGET_FP_SP_CONV): Likewise.
8905 (TARGET_FP_DP_CONV): Likewise.
8906 (TARGET_FP_SP_SQRT): Likewise.
8907 (TARGET_FP_DP_SQRT): Likewise.
8908 (TARGET_FP_DP_AX): Likewise.
8909 * config/arc/arc.md (ARCV2_ACC): New constant.
8910 (type): New fpu type attribute.
8911 (SDF): Conditional iterator.
8912 (cstore<mode>, cbranch<mode>): Change expand condition.
8913 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
8914 handles FPU/FPX cases as well.
8915 * config/arc/arc.opt (mfpu): New option.
8916 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
8918 (adddf3, muldf3, subdf3): Removed.
8919 * config/arc/predicates.md (proper_comparison_operator): Recognize
8921 * config/arc/fpu.md: New file.
8922 * doc/invoke.texi (ARC Options): Document mfpu option.
8924 2016-02-16 Richard Biener <rguenther@suse.de>
8926 PR rtl-optimization/69291
8927 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
8928 noce_operand_ok check.
8930 2016-02-16 Tom de Vries <tom@codesourcery.com>
8933 * omp-low.c (simd_clone_create): Remove call to
8934 symtab->call_cgraph_insertion_hooks.
8936 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8938 PR tree-optimization/69802
8939 * tree-ssa-reassoc.c (update_range_test): If op is
8940 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
8941 op == 1 test of precision 1 integral op, otherwise handle
8942 that case as op itself. Fix up formatting.
8943 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
8946 2016-02-16 Richard Biener <rguenther@suse.de>
8948 PR tree-optimization/69586
8949 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
8950 types for conversion sources.
8952 2016-02-16 Richard Biener <rguenther@suse.de>
8955 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
8956 mask OEP_ADDRESS_OF.
8958 2016-02-16 Alan Modra <amodra@gmail.com>
8961 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
8962 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
8963 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
8965 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
8966 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
8967 (p8_fmrgow_<mode>): Likewise.
8968 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
8970 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
8971 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
8972 to use movdi_internal64. Remove op0_di.
8973 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
8975 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
8977 Add support for the FCCMP insn types
8979 * config/aarch64/aarch64.md (fccmp): Change insn type.
8981 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
8982 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
8983 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
8984 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
8985 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
8986 * config/arm/types.md (fccmps): Add new insn type.
8989 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
8991 * alias.c (get_alias_set): Fix a typo in comment.
8993 2016-02-15 Richard Biener <rguenther@suse.de>
8995 PR tree-optimization/69595
8996 * match.pd: Complete range test simplification to true.
8998 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
9000 PR rtl-optimization/69648
9001 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
9002 pic_offset_table_rtx.
9004 PR rtl-optimization/69752
9005 * ira.c (update_equiv_regs): When looking for more than a single SET,
9006 also take other side effects into account.
9008 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9010 * config/s390/s390.c (s390_function_profiler): Add a new sequence
9011 for z900+ CPUs in 31-bit mode.
9013 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9015 * common/config/s390/s390-common.c (s390_supports_split_stack):
9017 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
9018 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
9019 * config/s390/s390.c (struct machine_function): New field
9020 split_stack_varargs_pointer.
9021 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
9022 in s390_emit_prologue.
9023 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9025 (morestack_ref): New global.
9026 (SPLIT_STACK_AVAILABLE): New macro.
9027 (s390_expand_split_stack_prologue): New function.
9028 (s390_live_on_entry): New function.
9029 (s390_va_start): Use split-stack vararg pointer if appropriate.
9030 (s390_asm_file_end): Emit the split-stack note sections.
9031 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9032 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9033 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9034 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9035 (split_stack_prologue): New expand.
9036 (split_stack_space_check): New expand.
9037 (split_stack_data): New insn.
9038 (split_stack_call): New expand.
9039 (split_stack_call_*): New insn.
9040 (split_stack_cond_call): New expand.
9041 (split_stack_cond_call_*): New insn.
9043 2016-02-15 Richard Biener <rguenther@suse.de>
9045 PR tree-optimization/69783
9046 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9047 Add trivially correct cases.
9049 2016-02-15 Tom de Vries <tom@codesourcery.com>
9052 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9054 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9056 2016-02-15 Richard Biener <rguenther@suse.de>
9058 PR tree-optimization/69776
9059 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9060 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9061 indicate whether we can use TBAA to disambiguate against stores.
9062 Use alias-set zero if not.
9063 (visit_reference_op_store): Do not use TBAA when looking up
9065 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9066 (eliminate_dom_walker::before_dom_children): But not when looking
9067 up redundant stores.
9069 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9071 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9073 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9075 * config/i386/znver1.md
9076 (znver1_pop, znver1_pop_mem,
9077 znver1_load_imov_double_store,
9078 znver1_load_imov_direct_store,
9079 znver1_load_imov_direct_load,
9080 znver1_load_imov_double_load): Add new.
9081 (znver1_insn, znver1_insn_load): Add icmov type.
9083 znver1_sseavx_fma_load,
9085 znver1_avx256_fma_load): Fix pipe usage.
9087 2016-02-14 Alan Modra <amodra@gmail.com>
9090 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9091 with an invalid hard reg, reload just the reg not the entire
9092 pre/post-inc/dec address expression.
9094 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9097 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9098 fixed R1_REG scratch reg.
9099 (sibcall_value_pcrel_fdpic): Likewise.
9101 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9105 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9107 2016-02-12 Walter Lee <walt@tilera.com>
9109 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9110 * config/tilegx/t-tilegx: Likewise.
9112 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9115 * diagnostic-show-locus.c (struct line_span): New struct.
9116 (layout::get_first_line): Delete.
9117 (layout::get_last_line): Delete.
9118 (layout::get_num_line_spans): New member function.
9119 (layout::get_line_span): Likewise.
9120 (layout::print_heading_for_line_span_index_p): Likewise.
9121 (layout::get_expanded_location): Likewise.
9122 (layout::calculate_line_spans): Likewise.
9123 (layout::m_first_line): Delete.
9124 (layout::m_last_line): Delete.
9125 (layout::m_line_spans): New field.
9126 (layout::layout): Update comment. Replace m_first_line and
9127 m_last_line with m_line_spans, replacing their initialization
9128 with a call to calculate_line_spans.
9129 (diagnostic_show_locus): When printing source lines and
9130 annotations, rather than looping over a single span
9131 of lines, instead loop over each line_span within
9132 the layout, with an inner loop over the lines within them.
9133 Call the context's start_span callback when changing line spans.
9134 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9135 (diagnostic_build_prefix): Break out the building of the location
9136 part of the string into...
9137 (diagnostic_get_location_text): ...this new function, rewriting
9138 it from nested ternary expressions to a sequence of "if"
9140 (default_diagnostic_start_span_fn): New function.
9141 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9142 (diagnostic_context::start_span): New field.
9143 (default_diagnostic_start_span_fn): New prototype.
9145 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9148 * gcc.c (driver::finalize): Fix cleanup of "specs".
9150 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9154 * gcc.c (driver::driver): Initialize m_option_suggestions.
9155 (driver::~driver): Clean up m_option_suggestions.
9156 (suggest_option): Convert to...
9157 (driver::suggest_option): ...this, and split out into
9158 driver::build_option_suggestions and find_closest_string.
9159 (driver::build_option_suggestions): New function, from
9160 first half of suggest_option. Special-case
9161 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9162 the sanitizer_opts array. For options of enum types, add the
9163 various enum values to the candidate strings.
9164 (driver::handle_unrecognized_options): Remove "const".
9165 * gcc.h (driver::handle_unrecognized_options): Likewise.
9166 (driver::build_option_suggestions): New decl.
9167 (driver::suggest_option): New decl.
9168 (driver::m_option_suggestions): New field.
9169 * opts-common.c (add_misspelling_candidates): New function.
9170 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9171 and make non-static.
9172 * opts.h (sanitizer_opts): New array decl.
9173 (add_misspelling_candidates): New function decl.
9174 * spellcheck.c (find_closest_string): New function.
9175 * spellcheck.h (find_closest_string): New function decl.
9177 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9179 PR rtl-optimization/69764
9180 PR rtl-optimization/69771
9181 * optabs.c (expand_binop_directly): For shift_optab_p, force
9182 convert_modes with VOIDmode if xop1 has VOIDmode.
9184 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9187 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9188 to correctly determine instrumentation thunks.
9190 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9193 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9194 type by reference, force lhs on the call.
9197 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9198 Compute retval and retbnd early in all cases if split_part_return_p
9199 and return_bb is not EXIT. Remove all clobber stmts and reset
9200 all debug stmts that refer to SSA_NAMEs defined in split part,
9201 except if it is retval, in that case replace the old retval with the
9202 lhs of the call to the split part.
9204 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9207 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9210 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9211 whose result is used in PHI.
9212 (maybe_optimize_range_tests): Likewise.
9213 (final_range_test_p): Likweise.
9215 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9218 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9219 whose result is used in PHI.
9220 (maybe_optimize_range_tests): Likewise.
9221 (final_range_test_p): Likweise.
9223 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9225 * cgraph.c: Spelling fixes - behaviour -> behavior and
9226 neighbour -> neighbor.
9227 * target.def: Likewise.
9228 * sel-sched.c: Likewise.
9229 * config/mips/mips.c: Likewise.
9230 * config/arc/arc.md: Likewise.
9231 * config/arm/cortex-a57.md: Likewise.
9232 * config/arm/arm.c: Likewise.
9233 * config/arm/neon.md: Likewise.
9234 * config/arm/arm-c.c: Likewise.
9235 * config/vms/vms-c.c: Likewise.
9236 * config/s390/s390.c: Likewise.
9237 * config/i386/znver1.md: Likewise.
9238 * config/i386/i386.c: Likewise.
9239 * config/ia64/hpux-unix2003.h: Likewise.
9240 * config/msp430/msp430.md: Likewise.
9241 * config/rx/rx.c: Likewise.
9242 * config/rx/rx.md: Likewise.
9243 * config/aarch64/aarch64-simd.md: Likewise.
9244 * config/aarch64/aarch64.c: Likewise.
9245 * config/nvptx/nvptx.c: Likewise.
9246 * config/bfin/bfin.c: Likewise.
9247 * config/cris/cris.opt: Likewise.
9248 * config/rs6000/rs6000.c: Likewise.
9249 * target.h: Likewise.
9250 * spellcheck.c: Likewise.
9251 * ira-build.c: Likewise.
9252 * tree-inline.c: Likewise.
9253 * builtins.c: Likewise.
9254 * lra-constraints.c: Likewise.
9255 * explow.c: Likewise.
9256 * hwint.h: Likewise.
9257 * targhooks.c: Likewise.
9258 * tree-vect-data-refs.c: Likewise.
9260 * doc/tm.texi: Likewise.
9261 * doc/extend.texi: Likewise.
9262 * doc/install.texi: Likewise.
9263 * doc/md.texi: Likewise.
9264 * tree-ssa-tail-merge.c: Likewise.
9265 * sched-int.h: Likewise.
9266 * match.pd: Likewise.
9267 * sched-ebb.c: Likewise.
9268 * target.def (omit_struct_return_reg): Likewise.
9269 * gimple-ssa-isolate-paths.c: Likewise.
9270 (find_implicit_erroneous_behaviour): Renamed to...
9271 (find_implicit_erroneous_behavior): ... this.
9272 (find_explicit_erroneous_behaviour): Renamed to...
9273 (find_explicit_erroneous_behavior): ... this.
9274 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9276 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9278 PR rtl-optimization/64682
9279 PR rtl-optimization/69567
9280 PR rtl-optimization/69737
9281 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9282 in I2 as well, just lose it.
9284 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9286 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9288 (aarch64_last_printed_tune_string): Likewise.
9289 (aarch64_declare_function_name): Only output .arch assembler
9290 directive if it will be different from the previously output
9291 directive. Same for .tune comment but only if -dA is set.
9292 (aarch64_start_file): New function.
9293 (TARGET_ASM_FILE_START): Define.
9295 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9298 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9300 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9303 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9304 -Wmaybe-uninitialized warning.
9306 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9309 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9311 2016-02-11 Richard Biener <rguenther@suse.de>
9313 PR rtl-optimization/69291
9314 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9315 subexpressions affected by changing the result.
9317 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9320 * lra-constraints.c (curr_insn_transform): Find in/out operands
9321 for secondary memory moves. Update dups.
9323 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9325 PR tree-optimization/69652
9326 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9327 to nested loop, did source re-formatting, skip debug statements,
9328 add check on statement with volatile operand, remove dead scalar
9331 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9332 Patrick Palka <ppalka@gcc.gnu.org>
9336 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9337 calls if the return type is TREE_ADDRESSABLE.
9338 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9339 * ipa-split.c (split_function): Fix doubled "we" in comment.
9340 Use void return type for the split part even if
9341 !split_point->split_part_set_retval.
9343 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9345 PR tree-optimization/68021
9346 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9347 when computing the value of biv cand by itself.
9349 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9351 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9352 (cortexa57_tunings): Likewise.
9353 (cortexa72_tunings): Likewise.
9354 (arch_macro_fusion_pair_p): Add support for AES fusion.
9355 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9356 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9357 Allow virtual registers before reload so early scheduling works.
9358 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9359 correct latency and pipeline.
9360 (cortex_a57_crypto_complex): Likewise.
9361 (cortex_a57_crypto_xor): Likewise.
9362 (define_bypass): Add AES bypass.
9364 2016-02-10 Richard Biener <rguenther@suse.de>
9366 PR tree-optimization/69726
9367 * passes.def: Add DCE pass before late uninit.
9368 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9369 really fixup if-conversions job.
9371 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9373 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9374 (arm_cortex_a57_tune): Likewise.
9375 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9376 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9378 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9380 * timevar.def (TV_PHASE_DBGINFO): Delete.
9381 (TV_PHASE_CHECK_DBGINFO): Likewise.
9382 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9384 2016-02-10 Richard Biener <rguenther@suse.de>
9386 PR tree-optimization/69719
9387 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9388 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
9390 2016-02-09 Andrew Pinski <apinski@cavium.com>
9393 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
9394 get_vcond_mask_icode returns false.
9396 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9399 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
9400 an ADDIS that adds a pointer to a large constant that sets the
9401 upper16 bits with a load operation.
9403 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9406 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
9408 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
9410 (vzipq_s16): Likewise.
9411 (vzipq_s32): Likewise.
9412 (vzipq_f32): Likewise.
9413 (vzipq_u8): Likewise.
9414 (vzipq_u16): Likewise.
9415 (vzipq_u32): Likewise.
9416 (vzipq_p8): Likewise.
9417 (vzipq_p16): Likewise.
9419 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9422 * config/arm/arm.c (neon_endian_lane_map): New function.
9423 (neon_vector_pair_endian_lane_map): New function.
9424 (arm_evpc_neon_vuzp): Allow for big endian lane order.
9425 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
9427 (vuzpq_s16): Likewise.
9428 (vuzpq_s32): Likewise.
9429 (vuzpq_f32): Likewise.
9430 (vuzpq_u8): Likewise.
9431 (vuzpq_u16): Likewise.
9432 (vuzpq_u32): Likewise.
9433 (vuzpq_p8): Likewise.
9434 (vuzpq_p16): Likewise.
9436 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
9439 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
9442 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
9444 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
9445 truncate const_int operand 1 to QImode.
9447 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
9449 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
9450 corresponding to an abnormal edge.
9452 2016-02-09 Tom de Vries <tom@codesourcery.com>
9454 PR tree-optimization/69599
9455 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
9457 (find_func_aliases_for_builtin_call, find_func_clobbers)
9458 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
9461 2016-02-09 Richard Biener <rguenther@suse.de>
9463 PR tree-optimization/69715
9464 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
9465 LHS on calls as non-rewritable.
9467 2016-02-09 Tom de Vries <tom@codesourcery.com>
9470 * lto-wrapper.c (append_diag_options): New function.
9471 (compile_offload_image): Call append_diag_options.
9473 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
9476 * doc/extend.texi (Flag Output Operands): Correct sectioning.
9477 Minor copy-edit to fix verb tenses.
9479 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9481 PR tree-optimization/69209
9482 * ipa-split.c (split_function): If split part is not
9483 returning retval, retval has gimple type but is not
9484 gimple value, force it into a SSA_NAME first.
9486 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9488 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9491 2016-02-08 Jason Merrill <jason@redhat.com>
9494 * convert.c (convert_to_integer_1): Check dofold on truncation
9496 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
9497 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
9498 Rename from *_nofold.
9499 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
9500 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
9502 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
9505 * tree.c (build_common_tree_nodes): Remove short_double argument.
9506 All callers changed.
9507 * tree.h (build_common_tree_nodes): Adjust declaration.
9508 * doc/invoke.texi (-fshort-double): Remove documentation.
9509 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9510 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
9511 * lto-wrapper.c (merge_and_complain, append_compiler_options)
9512 (append_linker_options): Don't handle OPT_fshort_double.
9514 PR rtl-optimization/68730
9515 * lra-remat.c (insn_to_cand_activation): New static variable.
9516 (lra_remat): Allocate and free it.
9517 (create_cand): New arg activation. Initialize a field in
9518 insn_to_cand_activation if it is nonnull.
9519 (create_cands): Pass the activation insn to create_cand when making
9520 a candidate involving an output reload. Reorganize code a little.
9521 (do_remat): Keep track of active status of candidates in a separate
9524 2016-02-08 Richard Biener <rguenther@suse.de>
9526 PR tree-optimization/69719
9527 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9528 Properly use absolute of the difference of the two offsets to
9529 compare or adjust the segment length.
9531 2016-02-08 Richard Biener <rguenther@suse.de>
9532 Jeff Law <law@redhat.com>
9535 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
9536 types for anonymous SSA names.
9538 2016-02-08 Richard Biener <rguenther@suse.de>
9540 PR rtl-optimization/69274
9541 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
9543 2016-02-08 Jeff Law <law@redhat.com>
9545 PR tree-optimization/65917
9546 * tree-ssa-dom.c (record_temporary_equivalences): Record both
9547 equivalences from if (x == y) style conditionals.
9548 (loop_depth_of_name): Remove.
9549 (record_equality): Remove loop depth check.
9550 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
9551 (const_and_copies::record_const_or_copy_raw): New member function.
9552 * tree-ssa-scopedtables.c
9553 (const_and_copies::record_const_or_copy_raw): New, factored out of
9554 (const_and_copies::record_const_or_copy): Call new member function.
9556 2016-02-05 Jeff Law <law@redhat.com>
9558 PR tree-optimization/68541
9559 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
9560 (count_stmts_in_block): New function.
9561 (poor_ifcvt_candidate_code): Likewise.
9562 (is_feasible_trace): Add some heuristics to determine when path
9563 splitting is profitable.
9564 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
9565 is a diamond with a single exit.
9567 2016-02-05 Martin Sebor <msebor@redhat.com>
9570 * doc/invoke.texi: Update -Wplacement-new to take an optional
9573 2016-02-06 Richard Henderson <rth@redhat.com>
9576 * tree.c (tree_nop_conversion_p): Do not strip casts into or
9577 out of non-standard address spaces.
9579 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9581 PR rtl-optimization/69691
9582 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
9584 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
9586 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
9587 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
9588 (*ieee128_mfvsrd_64bit): Likewise.
9589 (*ieee128_mfvsrd_32bit): Likewise.
9591 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
9595 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9597 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
9598 instrumented_version.
9600 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
9602 * doc/invoke.texi (Optimize Options): In table of --param options
9603 rename second occurrence of tracer-min-branch-ratio to
9604 tracer-min-branch-probability, rename
9605 tracer-min-branch-ratio-feedback to
9606 tracer-min-branch-probability-feedback and clarify description,
9607 rename sched-spec-state-edge-prob-cutoff to
9608 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
9609 to selsched-insns-to-rename, rename lto-minpartition to
9610 lto-min-partition, delete reorder-blocks-duplicate and
9611 reorder-blocks-duplicate-feedback.
9613 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9615 * config/s390/s390.c (s390_register_info_set_ranges): Remove
9618 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
9620 * doc/extend.texi: S/390: Correct some typos.
9622 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9624 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
9626 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9629 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
9630 (s390_register_info_gprtofpr): Use new macros above.
9631 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
9633 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
9634 its name. Adjust restore and save gpr ranges.
9635 (s390_register_info_set_ranges): New function.
9636 (s390_register_info): Use new macros above. Call
9637 s390_register_info_set_ranges.
9638 (s390_optimize_register_info): Likewise.
9639 (s390_hard_regno_rename_ok): Use new macros.
9640 (s390_hard_regno_scratch_ok): Likewise.
9641 (s390_emit_epilogue): Likewise.
9642 (s390_can_use_return_insn): Likewise.
9643 (s390_optimize_prologue): Likewise.
9644 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
9646 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9649 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
9651 (ix86_option_override_internal): Disable TARGET_STV even for
9652 -m{incoming,preferred}-stack-boundary=3.
9654 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9656 * config.gcc: Mark deprecated rtems targets as obsolete.
9658 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
9660 PR rtl-optimization/64682
9661 PR rtl-optimization/69567
9662 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
9663 before I2 only if the register is both used and set in I2.
9665 2016-02-04 DJ Delorie <dj@redhat.com>
9667 * config/msp430/msp430.c (msp430_start_function): Add function type.
9669 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9672 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
9674 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
9676 PR rtl-optimization/69577
9678 2015-10-29 Richard Henderson <rth@redhat.com>
9682 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
9683 sse check to the exact conditions of PR 67609.
9685 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9688 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
9689 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
9690 not allowed into the traditional Altivec registers.
9691 (movtd_64bit_nodm): Likewise.
9692 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
9694 2016-02-04 David Malcolm <dmalcolm@redhat.com>
9696 * config/aarch64/cortex-a57-fma-steering.c
9697 (aarch64_register_fma_steering): Remove "static" from arguments
9700 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
9703 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
9706 2016-02-04 Mike Frysinger <vapier@gentoo.org>
9708 * doc/invoke.texi: Delete -mno-fma4.
9710 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
9712 PR rtl-optimization/69577
9713 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
9714 (find_subregs_of_mode): Update accordingly. Iterate over partial
9717 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
9719 * config/arm/arm-protos.h (neon_reinterpret): Remove.
9720 * config/arm/arm.c (neon_reinterpret): Remove.
9721 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
9722 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
9723 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
9724 vreinterpretti): Remove.
9725 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
9726 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
9727 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
9728 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
9729 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
9730 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
9731 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
9732 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
9733 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
9734 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
9735 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
9736 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
9737 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
9738 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
9739 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
9740 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
9741 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
9742 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
9743 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
9744 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
9745 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
9746 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
9747 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
9748 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
9749 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
9750 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
9751 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
9752 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
9753 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
9754 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
9755 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
9756 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
9757 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
9758 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
9759 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
9760 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
9761 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
9762 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
9763 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
9764 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
9765 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
9766 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
9767 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
9768 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
9769 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
9770 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
9771 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
9772 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
9773 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
9774 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
9775 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
9776 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
9777 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
9778 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
9779 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
9780 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
9781 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
9782 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
9783 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
9784 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
9785 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
9786 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
9787 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
9788 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
9789 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
9790 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
9791 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
9792 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
9793 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
9794 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
9795 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
9796 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
9797 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
9798 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
9799 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
9800 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
9801 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
9802 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
9803 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
9804 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
9805 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
9806 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
9807 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
9808 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
9809 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
9810 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
9811 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
9812 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
9813 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
9814 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
9815 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
9816 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
9817 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
9818 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
9819 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
9820 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
9821 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
9822 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
9823 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
9824 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
9825 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
9826 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
9827 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
9829 2016-02-04 Martin Liska <mliska@suse.cz>
9832 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
9833 that are gimple_store_p.
9834 (maybe_instrument_call): Likewise.
9836 2016-02-04 Bin Cheng <bin.cheng@arm.com>
9838 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
9839 register scaling out of memory reference and comment why.
9841 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9845 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
9846 folding the source of a SET.
9848 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9852 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
9853 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
9855 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
9859 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
9862 2016-02-04 Christian Bruel <christian.bruel@st.com>
9864 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
9865 * config/arm/arm.c (arm_set_current_function): Likewise.
9867 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9868 Ilya Enkovich <enkovich.gnu@gmail.com>
9869 H.J. Lu <hongjiu.lu@intel.com>
9872 * config/i386/i386.c (convert_scalars_to_vector): Remove
9873 stack alignment fixes.
9874 (ix86_option_override_internal): Disable TARGET_STV if stack
9875 might not be aligned enough.
9876 (ix86_minimum_alignment): Assert that TARGET_STV is false.
9878 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
9880 * config/i386/x86-tune.def: Disable default prefetching
9883 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9884 Vladimir Makarov <vmakarov@redhat.com>
9887 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
9888 in validating fused toc addresses.
9890 2016-02-03 Jakub Jelinek <jakub@redhat.com>
9893 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
9894 range->m_caret fields if range->m_show_caret_p is false.
9897 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9898 Force oldval into register if it does not satisfy reg_or_short_operand
9899 predicate. Fix up formatting.
9901 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
9902 Alexandre Oliva <aoliva@redhat.com>
9905 * lra-constraints.c (simplify_operand_subreg): Check additionally
9906 address validity after potential reloading.
9907 (process_address_1): Check insns validity. In case of failure do
9910 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
9913 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
9916 2016-02-02 Jakub Jelinek <jakub@redhat.com>
9918 * wide-int.cc (canonize_uhwi): New function.
9919 (wi::divmod_internal): Use it.
9921 2016-02-02 James Norris <jnorris@codesourcery.com
9923 * gimplify.c (omp_notice_variable): Add usage check.
9925 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
9927 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
9928 like LE, GE, LT, GT when emitting relational operator.
9930 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9932 * ira-costs.c (find_costs_and_classes): Add extra argument.
9933 * target.def (ira_change_pseudo_allocno_class): Add parameter.
9934 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
9935 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
9936 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
9937 Add best_class parameter, and return it if not ALL_REGS.
9938 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
9940 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
9943 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9945 * config/aarch64/aarch64.c
9946 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
9947 (aarch64_ira_change_pseudo_allocno_class): New function.
9949 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
9952 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
9954 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9956 * config/avr/avr.c (avr_option_override): Set
9957 PARAM_ALLOW_STORE_DATA_RACES to 1.
9959 2016-02-02 Richard Biener <rguenther@suse.de>
9961 PR tree-optimization/69595
9962 * match.pd: Add range test simplifications to true/false.
9964 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
9966 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
9967 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
9970 2016-02-02 Richard Biener <rguenther@suse.de>
9972 PR tree-optimization/69606
9973 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
9974 info on the result before moving a stmt.
9976 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
9979 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
9980 branch with vector comparison.
9981 * config/i386/sse.md (VI48_AVX): New mode iterator.
9982 (define_expand "cbranch<mode>4): Add support for conditional branch
9983 with vector comparison.
9984 * tree-vect-loop.c (optimize_mask_stores): New function.
9985 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
9986 has_mask_store field of vect_info.
9987 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
9988 vectorized loops having masked stores after vec_info destroy.
9989 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
9990 correspondent macros.
9991 (optimize_mask_stores): Add prototype.
9993 2016-02-02 Alan Modra <amodra@gmail.com>
9996 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
9999 2016-02-02 Alan Modra <amodra@gmail.com>
10002 * config/rs6000/rs6000.c (need_toc_init): New var, set it
10003 whenever toc_label_name used.
10004 (rs6000_file_start): Don't set up toc section here,
10005 (rs6000_output_function_epilogue): do so here instead,
10006 (rs6000_xcoff_file_start): and here.
10007 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
10008 (load_toc_aix_di): Likewise.
10010 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10012 PR rtl-optimization/69592
10013 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
10014 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
10015 (num_sign_bit_copies_binary_arith_p): New inline function.
10016 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
10018 2016-02-01 Jeff Law <law@redhat.com>
10020 PR tree-optimization/69580
10021 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
10022 * tree-ssa-threadbackward.c
10023 (fsm_find_control_statement_thread_paths): Do not try to walk
10024 through large PHI nodes.
10026 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10028 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10029 when count is incremented above limit, don't analyze further
10032 * omp-low.c (oacc_parse_default_dims): Avoid
10033 -Wsign-compare warning, make sure value fits into int
10034 rather than just unsigned int.
10036 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10038 PR tree-optimization/67921
10039 * fold-const.c (split_tree): New parameters. Convert pointer
10040 type variable part to proper type before negating.
10041 (fold_binary_loc): Pass new arguments to split_tree.
10043 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10045 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10046 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10047 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10048 * doc/tm.texti: Rebuilt.
10049 * doc/invoke.texi (fopenacc-dim): Document.
10050 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10051 (append_compiler_options): Likewise.
10052 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10053 (oacc_parse_default_dims): New.
10054 (oacc_validate_dims): Add USED arg. Select non-unity default when
10056 (oacc_loop_fixed_partitions): Return mask of used partitions.
10057 (oacc_loop_auto_partitions): Emit dump info.
10058 (oacc_loop_partition): Return mask of used partitions.
10059 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10060 loop partitioning and validation calls.
10062 2016-02-01 Richard Biener <rguenther@suse.de>
10064 PR middle-end/69556
10065 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10067 2016-02-01 Richard Biener <rguenther@suse.de>
10069 PR tree-optimization/69574
10070 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10071 of asserting return chrec_dont_know.
10073 2016-02-01 Martin Liska <mliska@suse.cz>
10075 * mem-stats-traits.h: Add copyright header.
10076 * mem-stats.h: Likewise.
10078 2016-02-01 Richard Biener <rguenther@suse.de>
10080 PR tree-optimization/69579
10081 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10082 Do not propagate through abnormal PHI results.
10084 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10086 * postreload.c (reload_cse_simplify): Remove dead code.
10088 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10090 PR rtl-optimization/69570
10091 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10092 if there is more than one set, not if there is a single set.
10094 2016-02-01 Richard Henderson <rth@redhat.com>
10097 * combine.c (make_compound_operation): When looking through a
10098 subreg, make sure to re-extend to the width of the outer mode.
10100 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10102 PR tree-optimization/69546
10103 * wide-int.cc (wi::divmod_internal): For unsigned division
10104 where both operands fit into uhwi, if o1 is 1 and o0 has
10105 msb set, if divident_prec is larger than bits per hwi,
10106 clear another quotient word and return 2 instead of 1.
10107 Similarly for remainder with msb in HWI set, if dividend_prec
10108 is larger than bits per hwi.
10110 2016-01-29 Martin Jambor <mjambor@suse.cz>
10112 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10113 Use short lowercase names.
10114 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10115 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10116 acq_rel one. Protect warning agains segfaults if
10117 get_memory_order_name returns NULL.
10118 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10119 with release semantics. Do not warn if get_memory_order already did.
10120 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10121 semantics. Fix check for relaxed or acquire semantics. Do not warn
10122 if get_memory_order already did.
10124 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10126 * doc/install.texi: Document that isl-0.16 is supported.
10128 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10131 * config/i386/constraints.md (Bm): Describe as special memory
10133 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10134 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10135 * genpreds.c (struct constraint_data): Add is_special_memory.
10136 (have_special_memory_constraints, special_memory_start): New
10138 (special_memory_end): Ditto.
10139 (add_constraint): Add new arg is_special_memory. Add code to
10140 process its true value. Update have_special_memory_constraints.
10141 (process_define_constraint): Pass the new arg.
10142 (process_define_register_constraint): Ditto.
10143 (choose_enum_order): Process special memory.
10144 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10145 function insn_extra_special_memory_constraint.
10146 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10147 * gensupport.c (process_rtx): Process
10148 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10149 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10150 * ira-lives.c (single_reg_class): Use
10151 insn_extra_special_memory_constraint.
10152 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10153 * lra-constraints.c (process_alt_operands): Ditto.
10154 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10155 * recog.c (asm_operand_ok, preprocess_constraints): Process
10157 * reload.c (find_reloads): Ditto.
10158 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10159 * stmt.c (parse_input_constraint): Use
10160 insn_extra_special_memory_constraint.
10162 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10165 * lra-splill.c (lra_final_code_change): Revert r229087 by
10166 removing all sub-registers.
10168 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10171 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10173 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10176 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10177 SSE1, copy target into the temporary reg first before recursing
10180 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10182 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10185 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10187 * ginclude/stdarg.h: Test __cplusplus instead of
10188 __GXX_EXPERIMENTAL_CXX0X__.
10190 2016-01-29 Richard Biener <rguenther@suse.de>
10192 PR tree-optimization/69547
10193 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10194 Do not mark clobbers necessary.
10195 (mark_all_reaching_defs_necessary_1): Likewise.
10197 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10199 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10200 declaration name with %qs and print it in both error messages.
10201 Also fix indentation.
10203 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10206 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10207 trailing blank line from error message.
10209 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10212 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10215 2016-01-29 Richard Biener <rguenther@suse.de>
10217 PR middle-end/69537
10218 * match.pd: Allow all integral types when simplifying a
10219 widening or sign-changing conversion.
10221 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10223 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10224 back to setting codegen_error to fail codegen.
10226 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10229 * config/i386/constraints.md (C): Only accept constant zero operand.
10230 (BC): New constraint.
10231 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10232 instead of C constraint.
10233 * doc/md.texi (Machine Constraints): Update description
10236 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10239 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10241 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10243 PR middle-end/69542
10244 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10247 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10249 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10250 branches if using guessed profile.
10252 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10254 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10256 2016-01-28 Richard Henderson <rth@redhat.com>
10259 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10260 * config/aarch64/aarch64-protos.h: Update.
10261 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10262 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10263 (aarch64_get_condition_code_1): Handle CC_Cmode.
10264 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10265 (*add<mode>3_compareC_cconly_imm): New.
10266 (*add<mode>3_compareC_cconly): New.
10267 (*add<mode>3_compareC_imm): New.
10268 (add<mode>3_compareC): New.
10269 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10270 to be first. Use aarch64_carry_operation.
10271 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10272 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10273 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10274 (subti3): Use subdi3_compare1.
10275 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10276 (sub<mode>3_compare1): New.
10277 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10278 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10279 (*subsi3_carryin_uxtw): Likewise.
10280 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10281 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10282 * config/aarch64/iterators.md (DWI): New.
10283 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10284 (aarch64_borrow_operation): New.
10286 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10288 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10289 message when isl does not return a valid schedule.
10291 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10293 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10294 Remove comments from class declarations: they are already in the code
10297 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10299 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10301 (ternary_op_to_tree): Same.
10302 (unary_op_to_tree): Same.
10303 (nary_op_to_tree): Same.
10304 (gcc_expression_from_isl_expr_op): Same.
10305 (gcc_expression_from_isl_expression): Same.
10306 (graphite_create_new_loop): Same.
10307 (graphite_create_new_loop_guard): Same.
10308 (build_iv_mapping): Same.
10309 (graphite_create_new_guard): Same.
10310 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10311 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10313 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10315 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10316 instead of setting codegen_error to fail codegen.
10318 2016-01-28 Jason Merrill <jason@redhat.com>
10320 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10322 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10324 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10325 Remove CONST_INT_P check in CCMP cost calculation.
10327 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10329 * config/aarch64/aarch64.c (generic_vector_cost):
10330 Set vec_permute_cost.
10331 (cortexa57_vector_cost): Likewise.
10332 (exynosm1_vector_cost): Likewise.
10333 (xgene1_vector_cost): Likewise.
10334 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10335 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10336 Add vec_permute_cost entry.
10338 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10340 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10342 (add<mode>3_compare0): Likewise.
10343 (addsi3_compare0_uxtw): Likewise.
10344 (add<mode>3nr_compare0): Likewise.
10345 (compare_neg<mode>): Likewise.
10346 (<optab><mode>3): Likewise.
10348 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10350 * tree-vect-stmts.c (vectorizable_comparison): Add
10351 NULL check for vectype.
10353 2016-01-28 Richard Biener <rguenther@suse.de>
10355 PR tree-optimization/69466
10356 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10357 Account for PHIs we couldn't duplicate.
10359 2016-01-28 Martin Liska <mliska@suse.cz>
10362 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10363 instead of ENABLE_VALGRIND_CHECKING.
10365 2016-01-27 Richard Henderson <rth@redhat.com>
10368 * lra-remat.c (subreg_regs): New.
10369 (dump_candidates_and_remat_bb_data): Dump it.
10370 (operand_to_remat): Reject if operand in subreg_regs.
10371 (set_bb_regs): Collect subreg_regs.
10372 (lra_remat): Init and free subreg_regs. Compute
10373 calculate_local_reg_remat_bb_data before create_cands.
10375 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10378 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10379 change stack_alignment_needed for __tls_get_addr call.
10381 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10383 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10385 2016-01-27 Jeff Law <law@redhat.com>
10387 PR tree-optimization/68398
10388 PR tree-optimization/69196
10389 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
10390 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
10391 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10392 Only count PHIs in the last block in the path. The others will
10393 const/copy propagate away. Add heuristic to allow more irreducible
10394 subloops to be created when it is likely profitable to do so.
10396 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10397 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
10398 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
10400 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10403 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
10404 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
10405 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
10406 * tree-streamer-in.c: Include asan.h.
10407 (streamer_get_builtin_tree): For builtins in sanitizer
10408 range call initialize_sanitizer_builtins and retry.
10410 2016-01-27 Ian Lance Taylor <iant@google.com>
10412 * common.opt (fkeep-gc-roots-live): New undocumented option.
10413 * tree-ssa-loop-ivopts.c (add_candidate_1): If
10414 -fkeep-gc-roots-live, skip pointers.
10415 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
10418 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
10421 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
10422 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
10424 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
10427 * configure.ac: NetBSD provides SSP in its C library.
10428 * configure: Updated.
10430 2016-01-27 Richard Biener <rguenther@suse.de>
10432 PR tree-optimization/69166
10433 * tree-vect-loop.c (vect_is_simple_reduction): Always check
10434 reduction code for commutativity / associativity.
10436 2016-01-27 Martin Jambor <mjambor@suse.cz>
10438 PR tree-optimization/69355
10439 * tree-sra.c (analyze_access_subtree): Correct hole detection when
10440 total_scalarization fails.
10442 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
10444 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
10447 2016-01-27 Christian Bruel <christian.bruel@st.com>
10450 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
10451 Move arm_reset_previous_fndecl and set_target_option_current_node in
10452 the conditional part. Call save_restore_target_globals.
10453 * config/arm/arm.c (arm_set_current_function):
10454 Refactor to better support #pragma target and attribute mix.
10455 Call save_restore_target_globals.
10456 * config/arm/arm-protos.h (save_restore_target_globals): New function.
10458 2016-01-27 Martin Liska <mliska@suse.cz>
10460 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
10461 reference for an HSA kernel and its host function.
10463 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10465 PR tree-optimization/69399
10466 * wide-int.h (wi::lrshift): For larger precisions, only
10467 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
10469 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
10471 * config/arc/predicates.md (proper_comparison_operator): Reject
10472 constant-constant comparison.
10474 2016-01-26 Tom de Vries <tom@codesourcery.com>
10476 PR tree-optimization/69110
10477 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10478 DR_NUM_DIMENSIONS == 0.
10480 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10481 Sebastian Pop <s.pop@samsung.com>
10483 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10484 isl_ast_op_cond and isl_ast_op_select.
10485 (gcc_expression_from_isl_expr_op): Same.
10487 2016-01-26 Jason Merrill <jason@redhat.com>
10490 * tree.c (recompute_constructor_flags): Split out from
10492 (verify_constructor_flags): New.
10493 * tree.h: Declare them.
10495 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
10497 PR rtl-optimization/69217
10498 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
10499 are no TYPE_FIELDS set for the record type.
10501 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10504 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
10505 toc_label_name unconditionally.
10506 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
10507 SYMBOL_REF string. Use toc_label_name instead of constructing
10509 (rs6000_elf_declare_function_name): Use toc_label_name instead of
10510 constructing LCTOC1.
10512 2016-01-26 Martin Sebor <msebor@redhat.com>
10515 * doc/extend.texi (Common Type Attributes): Move text that talks about
10516 attribute packed from attribute aligned to the section discussing
10517 the former attribute for clarity.
10519 2016-01-26 Richard Henderson <rth@redhat.com>
10521 PR middle-end/60908
10522 * trans-mem.c (tm_region_init): Mark entry block as visited.
10524 2016-01-26 David Malcolm <dmalcolm@redhat.com>
10527 * diagnostic-show-locus.c (layout::print_source_line): Replace
10528 call to pp_newline with call to layout::print_newline.
10529 (layout::print_annotation_line): Likewise.
10530 (layout::move_to_column): Likewise.
10531 (layout::print_any_fixits): After printing any fixits, print a
10532 trailing newline, if necessary.
10533 (layout::print_newline): New method, resetting any colorization
10535 (diagnostic_show_locus): Move the pp_newline to before the
10536 early bailout. Remove dummy block enclosing the layout instance.
10537 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
10538 of pp_newline_and_flush with pp_flush.
10539 (diagnostic_append_note): Delete use of pp_newline.
10540 (diagnostic_append_note_at_rich_loc): Delete.
10541 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
10542 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
10543 when newline characters are added to the buffer.
10545 2016-01-26 Michael Matz <matz@suse.de>
10547 * configure.ac (ac_cv_std_swap_in_utility): New test.
10548 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
10549 * configure: Regenerate.
10550 * config.in: Regenerate.
10552 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
10554 * config/arc/arc.md (cstoresi4): Force operand into register.
10555 (arcset<code>): Fix predicate.
10556 (arcsetltu): Likewise.
10557 (arcsetgeu): Likewise.
10558 (arcsethi): Likewise.
10559 (arcsetls): Likewise.
10561 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10563 PR tree-optimization/69483
10564 * gimple-fold.c (canonicalize_constructor_val): Return NULL
10565 if base has error_mark_node type.
10567 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
10570 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
10571 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
10573 (vget_lane_f16): Handle big-endian.
10574 (vgetq_lane_f16): Likewise.
10575 (vset_lane_f16): Likewise.
10576 (vsetq_lane_f16): Likewise.
10577 * config/arm/iterators.md (VQXMOV): Add V8HF.
10578 (VDQ): Add V4HF and V8HF.
10579 (V_reg): Handle V4HF and V8HF.
10580 (Is_float_mode): Likewise.
10581 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
10582 neon_vdup_nv8hf): New patterns.
10583 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
10584 Use VD_LANE iterator.
10585 (neon_vld1_dup<mode>): Use VQ2 iterator.
10587 2016-01-26 Nathan Sidwell <nathan@acm.org>
10589 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
10590 (set_oacc_fn_attrib): Add IS_KERNEL arg.
10591 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
10592 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
10593 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
10594 (oacc_validate_dims): Add LEVEL arg, don't return level.
10595 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
10596 oacc_validate_dims.
10597 (execute_oacc_device_lower): Adjust, add more dump output.
10598 * tree-ssa-loop.c (gate_oacc_kernels): Use
10599 oacc_fn_attrib_kernels_p.
10600 * tree-parloops.c (create_parallel_loop): Adjust
10601 set_oacc_fn_attrib call.
10603 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10606 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
10607 (append_compiler_options): Handle -fcilkplus.
10608 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
10610 2016-01-26 Nick Clifton <nickc@redhat.com>
10613 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
10614 been marked as DECL_ONE_ONLY but we do not the means to make it
10615 so, then do not allow it to bind locally.
10617 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10620 * opts.h (parse_sanitizer_options): New prototype.
10621 * opts.c (sanitizer_opts): New array.
10622 (parse_sanitizer_options): New function.
10623 (common_handle_option): Use parse_sanitizer_options.
10625 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
10628 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
10629 alignment adjustment to ...
10630 (ix86_update_stack_boundary): Here. Don't over-align stack for
10632 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
10633 if __tls_get_addr is called.
10635 2016-01-26 Christian Bruel <christian.bruel@st.com>
10637 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
10639 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
10641 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
10643 2016-01-26 Richard Biener <rguenther@suse.de>
10645 PR middle-end/69467
10646 * match.pd: Guard X * CST CMP 0 pattern with single_use.
10648 2016-01-26 Richard Biener <rguenther@suse.de>
10650 PR tree-optimization/69452
10651 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
10652 (move_computations_dom_walker::before_dom_children): Rename
10654 (move_computations_worker): This.
10655 (move_computations): Perform an RPO rather than a DOM walk.
10657 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10660 * combine.c (combine_instructions): For REG_EQUAL note with
10661 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
10662 to the underlying register.
10663 * doc/rtl.texi (REG_EQUAL): Document the behavior of
10664 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
10666 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
10669 * config/aarch64/aarch64-builtins.c
10670 (aarch64_init_simd_builtin_types): Do not set structural
10671 equality to __Poly{8,16,64,128}_t types.
10673 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
10675 PR tree-optimization/69400
10676 * wide-int.cc (wi_pack): Take the precision as argument and
10677 perform canonicalization here rather than in the callers.
10678 Use the main loop to handle all full-width HWIs. Add a
10679 zero HWI if in_len isn't a full result.
10680 (wi::divmod_internal): Update accordingly.
10681 (wi::mul_internal): Likewise. Simplify.
10683 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10684 Sebastian Pop <s.pop@samsung.com>
10686 * graphite-poly.c (apply_poly_transforms): Simplify.
10687 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
10688 (print_isl_map): Same.
10689 (print_isl_union_map): Same.
10690 (print_isl_schedule): New.
10691 (debug_isl_schedule): New.
10692 * graphite-dependences.c (scop_get_reads): Do not call
10693 isl_union_map_add_map that is undocumented isl functionality.
10694 (scop_get_must_writes): Same.
10695 (scop_get_may_writes): Same.
10696 (scop_get_original_schedule): Remove.
10697 (scop_get_dependences): Do not call isl_union_map_compute_flow that
10698 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
10699 (compute_deps): Remove.
10700 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
10701 (debug_schedule_ast): New.
10702 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
10703 set_separate_option.
10704 (graphite_regenerate_ast_isl): Add dump.
10705 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
10706 from scop->transformed_schedule.
10707 (graphite_regenerate_ast_isl): Add more dump.
10708 * graphite-optimize-isl.c (optimize_isl): Set
10709 scop->transformed_schedule. Check whether schedules are equal.
10710 (apply_poly_transforms): Move here.
10711 * graphite-poly.c (apply_poly_transforms): ... from here.
10712 (free_poly_bb): Static.
10713 (free_scop): Static.
10714 (pbb_number_of_iterations_at_time): Remove.
10715 (print_isl_ast): New.
10716 (debug_isl_ast): New.
10717 (debug_scop_pbb): New.
10718 * graphite-scop-detection.c (print_edge): Move.
10719 (print_sese): Move.
10720 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
10721 (build_scop_scattering): Remove.
10722 (create_pw_aff_from_tree): Assert instead of bailing out.
10723 (add_condition_to_pbb): Remove unused code, do not fail.
10724 (add_conditions_to_domain): Same.
10725 (add_conditions_to_constraints): Remove.
10726 (build_scop_context): New.
10727 (add_iter_domain_dimension): New.
10728 (build_iteration_domains): Initialize pbb->iterators.
10729 Call add_conditions_to_domain.
10732 (index_outermost_in_loop): New.
10733 (index_pbb_in_loop): New.
10734 (outermost_pbb_in): New.
10735 (add_in_sequence): New.
10736 (add_outer_projection): New.
10737 (outer_projection_mupa): New.
10738 (add_loop_schedule): New.
10739 (build_schedule_pbb): New.
10740 (build_schedule_loop): New.
10741 (embed_in_surrounding_loops): New.
10742 (build_schedule_loop_nest): New.
10743 (build_original_schedule): New.
10744 (build_poly_scop): Call build_original_schedule.
10745 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
10746 (free_poly_dr): Remove.
10747 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
10748 (free_poly_bb): Remove.
10749 (debug_loop_vec): Remove.
10750 (print_isl_ast): Declare.
10751 (debug_isl_ast): Declare.
10752 (scop_do_interchange): Remove.
10753 (scop_do_strip_mine): Remove.
10754 (scop_do_block): Remove.
10755 (flatten_all_loops): Remove.
10756 (optimize_isl): Remove.
10757 (pbb_number_of_iterations_at_time): Remove.
10758 (debug_scop_pbb): Declare.
10759 (print_schedule_ast): Declare.
10760 (debug_schedule_ast): Declare.
10761 (struct scop): Remove schedule. Add original_schedule,
10762 transformed_schedule.
10763 (free_gimple_poly_bb): Remove.
10764 (print_generated_program): Remove.
10765 (debug_generated_program): Remove.
10766 (unify_scattering_dimensions): Remove.
10767 * sese.c (print_edge): ... here.
10768 (print_sese): ... here.
10769 (debug_edge): ... here.
10770 (debug_sese): ... here.
10771 * sese.h (print_edge): Declare.
10772 (print_sese): Declare.
10773 (dump_edge): Declare.
10774 (dump_sese): Declare.
10776 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10777 Sebastian Pop <s.pop@samsung.com>
10779 * Makefile.in: Set ISLVER in site.exp.
10781 2016-01-25 Jakub Jelinek <jakub@redhat.com>
10783 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
10784 DECL_VALUE_EXPR of new_var even for the non-array case. Look
10785 through DECL_VALUE_EXPR for expansion.
10787 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
10789 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
10790 the frame info after reload completed.
10792 2016-01-25 Jeff Law <law@redhat.com>
10794 PR tree-optimization/69196
10795 PR tree-optimization/68398
10796 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
10797 tree-ssa-threadupdate.c.
10798 (determine_bb_domination_status): Prototype
10799 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
10800 (determine_bb_domination_status): No longer static.
10801 (valid_jump_thread_path): Remove code to detect characteristics
10802 of the jump thread path not associated with correctness.
10803 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
10804 Correct test for thread path length. Count PHIs for real operands as
10805 statements that need to be copied. Do not count ASSERT_EXPRs.
10806 Look at all the blocks in the thread path. Compute and selectively
10807 filter thread paths based on threading through the latch, threading
10808 a multiway branch or crossing a multiway branch.
10810 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10812 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
10813 decl with __attribute__ ((unused)) annotation.
10815 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
10818 * tree-vect-stmts.c (vectorizable_condition): Check vectype
10819 of operands is compatible with a statement vectype.
10821 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
10823 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
10824 improve wording for mixed storage order support.
10826 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
10828 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
10829 (vcvt_u64_f64): Likewise.
10830 (vcvta_s64_f64): Likewise.
10831 (vcvta_u64_f64): Likewise.
10832 (vcvtm_s64_f64): Likewise.
10833 (vcvtm_u64_f64): Likewise.
10834 (vcvtn_s64_f64): Likewise.
10835 (vcvtn_u64_f64): Likewise.
10836 (vcvtp_s64_f64): Likewise.
10837 (vcvtp_u64_f64): Likewise.
10839 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
10841 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
10842 (arc_init): Check validity mll64 option.
10843 (arc_save_restore): Use double load/store instruction.
10844 (arc_expand_movmem): Likewise.
10845 (arc_split_move): Don't split if we have double load/store
10846 instructions. Returns a boolean.
10847 (arc_process_double_reg_moves): Change function to return boolean
10848 instead of a sequence of instructions.
10849 (arc_dwarf_register_span): New function.
10850 * config/arc/arc-protos.h (arc_split_move): Change prototype.
10851 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
10852 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
10853 (*movdf_insn): Likewise.
10854 * config/arc/arc.opt (mll64): New option.
10855 * config/arc/predicates.md (even_register_operand): New predicate.
10856 * doc/invoke.texi (ARC Options): Add mll64 documentation.
10858 2016-01-25 Richard Biener <rguenther@suse.de>
10861 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
10862 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
10864 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
10866 2016-01-25 Richard Biener <rguenther@suse.de>
10868 PR tree-optimization/69376
10869 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
10871 (VN_INFO_ANTI_RANGE_P): New inline.
10872 (VN_INFO_RANGE_TYPE): Likewise.
10873 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
10874 SSA_NAME_ANTI_RANGE_P.
10875 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
10876 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10877 Properly query VN_INFO_RANGE_TYPE.
10879 2016-01-25 Nick Clifton <nickc@redhat.com>
10882 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
10884 2016-01-23 Tom de Vries <tom@codesourcery.com>
10886 PR tree-optimization/69426
10887 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
10890 2016-01-23 Jakub Jelinek <jakub@redhat.com>
10892 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
10893 "the the" with "the" in the comments.
10894 * ipa-devirt.c (build_type_inheritance_graph,
10895 update_type_inheritance_graph): Likewise.
10896 * tree.c (build_function_type_list_1): Likewise.
10897 * cfgloopmanip.c (scale_loop_profile): Likewise.
10898 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
10899 * gimple-ssa-split-paths.c
10900 (find_block_to_duplicate_for_splitting_paths): Likewise.
10901 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
10902 * expr.c (convert_move): Likewise.
10903 * var-tracking.c (vt_stack_adjustments): Likewise.
10904 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10905 * tree-vrp.c (test_for_singularity): Likewise.
10907 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
10908 directly instead of building a temporary tree.
10911 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
10912 remove <algorithm> include.
10914 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10917 * config/i386/i386.c: Include dojump.h.
10918 (expand_small_movmem_or_setmem,
10919 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
10921 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
10922 if dynamic_check != -1.
10924 2016-01-21 Jeff Law <law@redhat.com>
10926 PR middle-end/69347
10927 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
10928 record_temporary_equivalences. Rewritten to avoid unnecessary calls
10929 into dominated_by_p.
10930 (cprop_into_successor_phis): Avoid unnecessary tests.
10932 2016-01-22 Richard Henderson <rth@redhat.com>
10935 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
10936 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
10938 2016-01-22 Michael Matz <matz@suse.de>
10940 * system.h (string, algorithm): Include only conditionally.
10941 (new): Include always under C++.
10942 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
10943 * final.c (toplevel): Ditto.
10944 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
10945 * genconditions.c (write_header): Make gencondmd.c define
10947 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
10949 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
10950 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
10952 2016-01-22 Christian Bruel <christian.bruel@st.com>
10955 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
10957 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10960 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
10961 define_insn_and_split. Ensure operands[1] and operands[0] do not
10962 get assigned the same register.
10964 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
10966 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
10968 2016-01-22 Christian Bruel <christian.bruel@st.com>
10970 * config/arm/arm-c.c (arm_pragma_target_parse):
10971 Remove warn_builtin_macro_redefined overwrite.
10973 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10975 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
10976 flag_non_call_exceptions compatibility.
10978 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10981 * dwarf2out.c (add_child_die_after): New function.
10982 (dwarf_qual_info_t): New type.
10983 (dwarf_qual_info): New variable.
10984 (qualified_die_p): New function.
10985 (modified_type_die): For -fdebug-types-section, ensure
10986 canonical order of qualifiers. Put qualified DIEs adjacent
10987 to the corresponding non-qualified type DIE and search there
10988 for existing qualified DIEs.
10990 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10992 * doc/extend.texi (scalar_storage_order type attribute): Document
10993 restriction on type punning and aliasing, and remove future tense.
10995 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
10998 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
11001 2016-01-21 Jeff Law <law@redhat.com>
11003 PR middle-end/69347
11004 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
11005 useless call to record_temporary_equivalences.
11006 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
11007 allocate 10 slots in the bb_path vector and let it grow as needed.
11008 (fsm_find_control_statement_thread_paths): Similarly for the next_path
11011 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11013 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
11015 * configure: Regenerate.
11017 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
11019 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
11020 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
11022 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
11024 PR middle-end/66178
11025 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11026 drop EXPAND_INITIALIZER.
11027 * rtl.h (contains_symbolic_reference_p): Declare.
11028 * rtlanal.c (contains_symbolic_reference_p): New function.
11029 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11030 a subtraction into a NOT if symbolic constants are involved.
11032 2016-01-21 Anton Blanchard <anton@samba.org>
11033 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11036 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11038 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11041 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11043 * config/microblaze/microblaze.c
11044 (get_branch_target): New.
11045 (insert_wic_for_ilb_runout): New.
11047 (microblaze_machine_dependent_reorg): New.
11048 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11049 * config/microblaze/microblaze.md
11050 (UNSPEC_IPREFETCH): Define.
11051 (iprefetch): New pattern
11052 * config/microblaze/microblaze.opt
11053 (mxl-prefetch): New flag.
11055 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11057 * config/microblaze/microblaze.h
11058 (FIXED_REGISTERS): Update in macro.
11059 (CALL_USED_REGISTERS): Update in macro.
11061 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11063 PR rtl-optimization/68920
11064 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11067 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11069 PR rtl-optimization/68990
11070 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11071 pseudo instead of inheritance ones.
11073 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11074 Nick Clifton <nickc@redhat.com>
11078 * config/mips/mips.c (mips_compute_frame_info): Initialise
11079 args_size and hard_frame_pointer_offset fields of the frame
11080 structure before calling mips_global_pointer.
11082 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11084 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11086 * configure: Regenerate.
11088 2016-01-21 Richard Biener <rguenther@suse.de>
11090 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11092 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11094 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11095 to actually emit the .size directive.
11097 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11098 Jakub Jelinek <jakub@redhat.com>
11102 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11103 args array size by one to avoid buffer overflow.
11105 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11107 * config/s390/s390.md (pool_section_start): Use switch_to_section
11108 to select proper read-only data section instead of hardcoding
11110 (pool_section_end): Use switch_to_section to match the above.
11112 2016-01-21 Richard Biener <rguenther@suse.de>
11114 PR tree-optimization/69378
11115 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11116 (set_ssa_val_to): Use it for dominance checks taking into
11117 account not executable edges.
11119 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11122 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11123 for bitsize instead of GET_MODE_PRECISION (mode).
11125 2016-01-20 Martin Sebor <msebor@redhat.com>
11128 * extend.texi (__sync Builtins): Clarify the semantics of
11129 __sync_fetch_and_OP built-ins on pointers.
11130 (__atomic Builtins): Same.
11132 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11133 Sebastian Pop <s.pop@samsung.com>
11135 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11136 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11137 (is_valid_rename): Same.
11138 (translate_isl_ast_to_gimple::get_rename): Same.
11139 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11140 (translate_isl_ast_to_gimple::rename_uses): Same.
11141 (get_new_name): Check for close_phi nodes.
11142 (copy_loop_phi_args): Use phi_node_kind.
11143 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11144 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11146 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11147 Sebastian Pop <s.pop@samsung.com>
11149 Revert commit r229783.
11150 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11151 Remove use of parameter_rename_map.
11152 (copy_def): Remove.
11153 (copy_internal_parameters): Remove.
11154 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11155 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11156 (free_sese_info): Do not free parameter_rename_map.
11157 (set_rename): Do not use parameter_rename_map.
11158 (rename_uses): Update call to set_rename.
11159 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11160 * sese.h (parameter_rename_map_t): Remove.
11161 (struct sese_info_t): Remove field parameter_rename_map.
11163 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11164 Sebastian Pop <s.pop@samsung.com>
11166 * graphite-isl-ast-to-gimple.c: Fix comment.
11167 * graphite-scop-detection.c (defined_in_loop_p): New.
11168 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11169 names defined in loop.
11171 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11172 Sebastian Pop <s.pop@samsung.com>
11174 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11175 Discard unstructured if-then-else regions.
11177 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11178 Sebastian Pop <s.pop@samsung.com>
11180 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11181 (cleanup_loop_iter_dom): Remove.
11182 (build_loop_iteration_domains): Remove.
11183 (build_scop_context): Remove.
11184 (build_scop_iteration_domain): Remove.
11185 (add_loop_constraints): New.
11186 (build_iteration_domains): New.
11187 (build_poly_scop): Call build_iteration_domains.
11189 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11190 Sebastian Pop <s.pop@samsung.com>
11192 * graphite-scop-detection.c
11193 (scop_detection::harmful_loop_in_region): Free dom and loops.
11194 (scop_detection::loop_body_is_valid_scop): Free bbs.
11196 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11197 Sebastian Pop <s.pop@samsung.com>
11199 * graphite-scop-detection.c (record_loop_in_sese): New.
11200 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11201 (build_scops): Remove call to build_sese_loop_nests.
11202 * sese.c (sese_record_loop): Remove.
11203 (build_sese_loop_nests): Remove.
11204 (new_sese_info): Remove region->loops.
11205 (free_sese_info): Same.
11206 * sese.h (sese_contains_loop): Same.
11207 (build_sese_loop_nests): Remove.
11208 (sese_contains_loop): Remove.
11210 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11211 Sebastian Pop <s.pop@samsung.com>
11213 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11214 loop_is_valid_in_scop.
11215 (scop_detection::harmful_stmt_in_region): Renamed
11216 harmful_loop_in_region.
11217 Call loop_is_valid_in_scop.
11219 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11220 Sebastian Pop <s.pop@samsung.com>
11222 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11225 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11226 Sebastian Pop <s.pop@samsung.com>
11228 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11229 * graphite.h (struct poly_bb): Remove field is_reduction.
11230 (PBB_IS_REDUCTION): Remove.
11232 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11233 Sebastian Pop <s.pop@samsung.com>
11235 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11236 (add_pdr_constraints): Same.
11237 (scop_get_reads): Same.
11238 (scop_get_must_writes): Same.
11239 (scop_get_may_writes): Same.
11240 (scop_get_original_schedule): Same.
11241 (extend_schedule): Same.
11242 (apply_schedule_on_deps): Same.
11243 (carries_deps): Same.
11244 (compute_deps): Same.
11245 (scop_get_dependences): Same.
11246 * graphite-isl-ast-to-gimple.c
11247 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11248 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11249 (get_schedule_for_band_list): Same.
11250 (get_schedule_map): Same.
11251 (apply_schedule_map_to_scop): Same.
11252 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11253 (build_loop_iteration_domains): Same.
11254 (add_condition_to_pbb): Same.
11255 (add_param_constraints): Same.
11256 (pdr_add_memory_accesses): Same.
11257 (pdr_add_data_dimensions): Same.
11259 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11261 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11264 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11266 * common.opt (feliminate-dwarf2-dups): Replace references to
11267 "DWARF 2" with just "DWARF".
11268 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11269 * doc/extend.texi: Likewise.
11270 * doc/cpp.texi: Likewise.
11271 * doc/invoke.texi: Likewise.
11272 (Option Summary): Add -gdwarf to list of Debugging Options.
11273 (Debugging Options): Document -gdwarf.
11274 * doc/contrib.texi: Spell "DWARF" like that.
11276 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11278 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11279 warning. Fix up formatting.
11281 PR middle-end/67653
11282 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11283 attempt to mark memory input operand addressable and
11284 call prepare_gimple_addressable in that case. Don't adjust
11285 input_location for diagnostics, use error_at instead.
11287 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11289 * config/rs6000/ppc-auxv.h: New file.
11290 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11291 (cpu_is): Likewise.
11292 (cpu_supports): Likewise.
11293 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11294 (cpu_is_info): New variable.
11295 (cpu_supports_info): Likewise.
11296 (tcb_verification_symbol): Likewise.
11297 (cpu_builtin_p): Likewise.
11298 (cpu_expand_builtin): New function.
11299 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11300 (rs6000_init_builtins): Likewise.
11301 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11302 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11303 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11304 * configure: Regenerate.
11305 * config.in: Likewise.
11306 * doc/extend.texi (PowerPC Built-in Functions): Document
11307 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11309 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11312 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11314 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11317 2016-01-20 Richard Henderson <rth@redhat.com>
11323 * tree.c (tm_define_builtin): New.
11324 (find_tm_vector_type): New.
11325 (build_tm_vector_builtins): New.
11326 (build_common_builtin_nodes): Call it.
11328 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11330 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11331 (arm_fp_ok): Likewise.
11332 (arm_fp): Likewise.
11333 (arm_crypto): Likewise.
11335 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11336 Richard Biener <rguenther@suse.de>
11338 PR tree-optimization/69328
11339 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11340 vectors have same number of elements.
11341 (vectorizable_condition): Fix masked version recognition.
11343 2016-01-20 Richard Biener <rguenther@suse.de>
11345 PR tree-optimization/69345
11346 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11347 (VN_INFO_PTR_INFO): Likewise.
11348 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11349 info when it is equal between non-dominating SSA names.
11350 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11351 Make sure to look at original SSA infos.
11353 2016-01-20 Jeff Law <law@redhat.com>
11356 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11358 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11359 (pc_or_label_operand): New predicate.
11360 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11361 tests for small integers that are 2^n - 1.
11363 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11365 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11367 2016-01-19 Jeff Law <law@redhat.com>
11369 PR middle-end/69347
11370 * tree-ssa-threadbackwards.c
11371 (fsm_find_control_statement_thread_paths): Do not try to lookup
11372 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11374 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11376 * doc/lto.texi: Remove text that says only Gold has linker plugin
11379 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11381 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11382 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11383 the DIE accordingly.
11384 (modified_type_die): Add REVERSE parameter and pass it recursively,
11385 as well as to base_type_die. Adjust presence check accordingly.
11386 (base_type_for_mode): Adjust call to modified_type_die.
11387 (add_type_attribute): Add REVERSE parameter and pass it to
11389 (generic_parameter_die): Adjust call to add_type_attribute.
11390 (add_scalar_info): Likewise.
11391 (add_subscript_info): Likewise.
11392 (gen_array_type_die): Likewise.
11393 (gen_descr_array_type_die): Likewise.
11394 (gen_entry_point_die): Likewise.
11395 (gen_enumeration_type_die): Likewise.
11396 (gen_formal_parameter_die): Likewise.
11397 (gen_subprogram_die): Likewise.
11398 (gen_variable_die ): Likewise.
11399 (gen_const_die): Likewise.
11400 (gen_field_die): Likewise.
11401 (gen_pointer_type_die): Likewise.
11402 (gen_reference_type_die): Likewise.
11403 (gen_ptr_to_mbr_type_die): Likewise.
11404 (gen_inheritance_die): Likewise.
11405 (gen_subroutine_type_die): Likewise.
11406 (gen_typedef_die): Likewise.
11407 (force_type_die): Adjust call to modified_type_die.
11409 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
11411 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
11412 flow throughout the file. Fix broken link to Objective-C 2.0
11414 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
11417 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11419 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
11421 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11424 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
11425 (maybe_record_node): Record cxa_pure_virtual as the only possible
11426 target if there are not ohter candidates.
11427 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
11429 2016-01-19 Richard Biener <rguenther@suse.de>
11431 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
11432 (get_memory_order): Likewise.
11434 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
11436 * tree-vect-stmts.c (vectorizable_store): Check
11439 2016-01-19 David Malcolm <dmalcolm@redhat.com>
11442 * gcc.c (driver::decode_argv): Add call to
11443 init_opts_obstack before init_options_struct.
11444 * opts.c (init_opts_obstack): Remove idempotency.
11445 (init_options_struct): Replace call to init_opts_obstack
11446 with a gcc_assert to verify that it has already been called.
11447 * toplev.c (toplev::main): Add call to init_opts_obstack before
11448 calls to init_options_struct.
11449 (toplev::finalize): Move cleanup of opts_obstack next to
11450 cleanup of save_decoded_options, clearing the latter, and
11451 save_decoded_options_count.
11453 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11456 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
11457 attribute to unconditional. Remove %? from output template.
11459 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11460 Jiong Wang <jiong.wang@arm.com>
11462 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
11463 generated from different expand order.
11465 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11467 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11468 Add support for CCMP costing.
11470 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11472 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
11473 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
11474 (fccmpe<mode>): Likewise.
11475 (fcmp): Rename to fcmp and globalize pattern.
11477 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
11478 (aarch64_gen_ccmp_next): Add FP support.
11480 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11482 * target.def (gen_ccmp_first): Update documentation.
11483 (gen_ccmp_next): Likewise.
11484 * doc/tm.texi (gen_ccmp_first): Update documentation.
11485 (gen_ccmp_next): Likewise.
11486 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11487 expand_ccmp_expr_1. Improve comments.
11488 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11489 (ccmp_ior<mode>): Remove pattern.
11490 (cmp<mode>): Remove expand.
11491 (cmp): Globalize pattern.
11492 (cstorecc4): Use cc_register.
11493 (mov<mode>cc): Remove ccmp_cc_register check.
11494 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
11495 Simplify after removal of CC_DNE/* modes.
11496 (aarch64_ccmp_mode_to_code): Remove.
11497 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
11498 In 'k' case use integer as condition.
11499 (aarch64_nzcv_codes): Remove inverted cases.
11500 (aarch64_code_to_ccmode): Remove.
11501 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
11502 comparison with CC register to be used in folowing CCMP/branch/CSEL.
11503 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
11504 pattern. Return the comparison with CC register. Invert conditions
11505 when bitcode is OR.
11506 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
11507 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
11509 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11511 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11512 instrumented_version.
11514 2016-01-19 Richard Biener <rguenther@suse.de>
11516 PR tree-optimization/69336
11517 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
11518 handled components with get_ref_base_and_extent.
11519 (equal_mem_array_ref_p): Adjust.
11521 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11524 * shrink-wrap.c: Include valtrack.h.
11525 (move_insn_for_shrink_wrap): Add DEBUG argument. If
11526 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
11527 in between insn and where it will be moved to. Call
11528 dead_debug_insert_temp.
11529 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
11530 first and dead_debug_local_finish at the end.
11531 For uses and defs bitmap, handle all regs in between REGNO and
11532 END_REGNO, not just the first one.
11534 2016-01-19 Richard Biener <rguenther@suse.de>
11536 PR tree-optimization/69352
11537 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
11538 (equal_mem_array_ref_p): Constrain size and max size properly.
11539 Compare the reverse flag.
11541 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
11543 * ira.c (ira): Update regstat data if we deleted insns.
11545 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11547 PR rtl-optimization/68955
11548 PR rtl-optimization/64557
11549 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
11550 here. Fix up formatting.
11551 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
11553 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11556 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
11557 assume that the node has body.
11558 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
11561 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11563 * lto-streamer-out.c (lto_output): Do not stream instrumentation
11566 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11568 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
11569 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
11571 2016-01-19 Martin Jambor <mjambor@suse.cz>
11572 Martin Liska <mliska@suse.cz>
11573 Michael Matz <matz@suse.de>
11575 * Makefile.in (OBJS): Add new source files.
11576 (GTFILES): Add hsa.c.
11577 * common.opt (disable_hsa): New variable.
11578 (-Whsa): New warning.
11579 * config.in (ENABLE_HSA): New.
11580 * configure.ac: Treat hsa differently from other accelerators.
11581 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
11582 $enable_offloading.
11583 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
11584 * doc/install.texi (Configuration): Document --with-hsa-runtime,
11585 --with-hsa-runtime-include, --with-hsa-runtime-lib and
11586 --with-hsa-kmt-lib.
11587 * doc/invoke.texi (-Whsa): Document.
11588 (hsa-gen-debug-stores): Likewise.
11589 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
11590 to invoke offload compiler for hsa acclerator.
11591 * opts.c (common_handle_option): Determine whether HSA offloading
11592 should be performed.
11593 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
11594 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
11595 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
11596 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
11597 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
11598 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
11599 GF_OMP_FOR_KIND_GRID_LOOP.
11600 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
11601 (pp_gimple_stmt_1): Likewise.
11602 * gimple-walk.c (walk_gimple_stmt): Likewise.
11603 * gimple.c (gimple_build_omp_grid_body): New function.
11604 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
11605 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
11606 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
11607 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
11608 GF_OMP_TEAMS_GRID_PHONY.
11609 (gimple_statement_omp_single_layout): Updated comments.
11610 (gimple_build_omp_grid_body): New function.
11611 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
11612 (gimple_omp_for_grid_phony): New function.
11613 (gimple_omp_for_set_grid_phony): Likewise.
11614 (gimple_omp_parallel_grid_phony): Likewise.
11615 (gimple_omp_parallel_set_grid_phony): Likewise.
11616 (gimple_omp_teams_grid_phony): Likewise.
11617 (gimple_omp_teams_set_grid_phony): Likewise.
11618 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
11619 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
11620 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
11621 (BUILT_IN_GOMP_TARGET): Updated type.
11622 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
11623 (adjust_for_condition): New function.
11624 (get_omp_for_step_from_incr): Likewise.
11625 (extract_omp_for_data): Moved parts to adjust_for_condition and
11626 get_omp_for_step_from_incr.
11627 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
11628 (fixup_child_record_type): Bail out if receiver_decl is NULL.
11629 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
11630 (scan_omp_parallel): Do not create child functions for phony
11632 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
11633 (scan_omp_1_op): Checking assert we are not remapping to
11634 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
11635 (parallel_needs_hsa_kernel_p): New function.
11636 (expand_parallel_call): Register apprpriate parallel child
11637 functions as HSA kernels.
11638 (grid_launch_attributes_trees): New type.
11639 (grid_attr_trees): New variable.
11640 (grid_create_kernel_launch_attr_types): New function.
11641 (grid_insert_store_range_dim): Likewise.
11642 (grid_get_kernel_launch_attributes): Likewise.
11643 (get_target_argument_identifier_1): Likewise.
11644 (get_target_argument_identifier): Likewise.
11645 (get_target_argument_value): Likewise.
11646 (push_target_argument_according_to_value): Likewise.
11647 (get_target_arguments): Likewise.
11648 (expand_omp_target): Call get_target_arguments instead of looking
11649 up for teams and thread limit.
11650 (grid_expand_omp_for_loop): New function.
11651 (grid_arg_decl_map): New type.
11652 (grid_remap_kernel_arg_accesses): New function.
11653 (grid_expand_target_kernel_body): New function.
11654 (expand_omp): Call it.
11655 (lower_omp_for): Do not emit phony constructs.
11656 (lower_omp_taskreg): Do not emit phony constructs but create for them
11657 a temporary variable receiver_decl.
11658 (lower_omp_taskreg): Do not emit phony constructs.
11659 (lower_omp_teams): Likewise.
11660 (lower_omp_grid_body): New function.
11661 (lower_omp_1): Call it.
11662 (grid_reg_assignment_to_local_var_p): New function.
11663 (grid_seq_only_contains_local_assignments): Likewise.
11664 (grid_find_single_omp_among_assignments_1): Likewise.
11665 (grid_find_single_omp_among_assignments): Likewise.
11666 (grid_find_ungridifiable_statement): Likewise.
11667 (grid_target_follows_gridifiable_pattern): Likewise.
11668 (grid_remap_prebody_decls): Likewise.
11669 (grid_copy_leading_local_assignments): Likewise.
11670 (grid_process_kernel_body_copy): Likewise.
11671 (grid_attempt_target_gridification): Likewise.
11672 (grid_gridify_all_targets_stmt): Likewise.
11673 (grid_gridify_all_targets): Likewise.
11674 (execute_lower_omp): Call grid_gridify_all_targets.
11675 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
11676 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
11677 (tree_omp_clause): Added union field dimension.
11678 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
11679 * tree.c (omp_clause_num_ops): Added number of arguments of
11680 OMP_CLAUSE__GRIDDIM_.
11681 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
11682 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
11683 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
11684 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
11685 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
11686 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
11687 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
11688 * tree-pass.h (make_pass_gen_hsail): Declare.
11689 (make_pass_ipa_hsa): Likewise.
11690 * ipa-hsa.c: New file.
11691 * lto-section-in.c (lto_section_name): Add hsa section name.
11692 * lto-streamer.h (lto_section_type): Add hsa section.
11693 * timevar.def (TV_IPA_HSA): New.
11694 * hsa-brig-format.h: New file.
11695 * hsa-brig.c: New file.
11696 * hsa-dump.c: Likewise.
11697 * hsa-gen.c: Likewise.
11700 * toplev.c (compile_file): Call hsa_output_brig.
11701 * hsa-regalloc.c: New file.
11703 2016-01-18 Jeff Law <law@redhat.com>
11705 PR tree-optimization/69320
11706 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
11707 ranged object, do nothing if the RHS constant is not [0..1].
11708 (optimize_stmt): Comparing a boolean ranged object against a
11709 constant outside [0..1] results in a compile-time constant.
11711 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
11714 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
11716 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11717 (Option Summary): Update to reflect new section and moved options.
11718 (C++ Dialect Options): Move -fstats to new section.
11719 (Debugging Options): Move all dump, statistics, and other GCC
11720 developer options to new section. Rewrite section introduction
11721 and re-order remaining options to put the more basic ones first.
11722 (Optimization Options): Move -fira-verbose and -flto-report* to
11724 (Developer Options): New section incorporating moved options.
11725 * doc/cppopts.texi (-dM): Update cross-reference.
11727 2016-01-18 Richard Henderson <rth@redhat.com>
11730 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
11731 operands to pseudo only if CSE is expected. Split long immediate
11732 operands only after reload, and for the stack pointer.
11733 (*add<GPI>3_pluslong): Remove.
11734 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
11735 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
11736 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
11737 (*add<GPI>3 peepholes): New.
11738 (*add<GPI>3 splitters): New.
11739 * config/aarch64/constraints.md (Upl): New.
11740 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
11742 2016-01-18 Richard Biener <rguenther@suse.de>
11744 PR tree-optimization/69297
11745 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
11747 (vect_bb_vectorization_profitable_p): Clear visited flag again.
11749 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
11751 PR middle-end/68542
11752 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
11753 of mixind vector and scalar types.
11754 (fold_relational_const): Add handling of vector
11755 comparison with boolean result.
11756 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
11757 comparison of vector operands with boolean result for EQ/NE only.
11758 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
11759 (verify_gimple_cond): Likewise.
11760 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
11763 2016-01-18 Joseph Myers <joseph@codesourcery.com>
11765 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
11768 2016-01-18 Richard Biener <rguenther@suse.de>
11770 PR middle-end/69308
11771 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
11773 2016-01-18 Tom de Vries <tom@codesourcery.com>
11775 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
11777 2016-01-18 Tom de Vries <tom@codesourcery.com>
11779 * omp-low.c (set_oacc_fn_attrib): Make extern.
11780 * omp-low.h (set_oacc_fn_attrib): Declare.
11781 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
11782 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
11783 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
11784 Add and handle function parameter oacc_kernels_p.
11785 (find_reduc_addr, get_omp_data_i_param): New function.
11786 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
11787 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
11788 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
11789 Calculate dominance info. Skip loops that are not in a kernels region
11790 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
11791 (pass_parallelize_loops::execute): Call parallelize_loops with
11792 oacc_kernels_p argument.
11793 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
11794 New member function.
11795 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
11796 * passes.def: Add argument to pass_parallelize_loops instantation.
11798 2016-01-18 Tom de Vries <tom@codesourcery.com>
11800 * tree-parloops.c (pass_parallelize_loops::execute): Allow
11801 pass_parallelize_loops to be run outside the loop pipeline.
11803 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11805 * tree-scalar-evolution.c (follow_copies_to_constant): New.
11806 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
11808 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11811 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
11812 using get_ref_base_and_extent.
11813 (equal_mem_array_ref_p): New.
11814 (hashable_expr_equal_p): Add call to previous.
11816 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11819 * tree-sra.c (disqualified_constants, constant_decl_p): New.
11820 (sra_initialize): Allocate disqualified_constants.
11821 (sra_deinitialize): Free disqualified_constants.
11822 (disqualify_candidate): Update disqualified_constants when appropriate.
11823 (create_access): Scan for constant-pool entries as we go along.
11824 (scalarizable_type_p): Add check against type_contains_placeholder_p.
11825 (maybe_add_sra_candidate): Allow constant-pool entries.
11826 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
11827 (initialize_constant_pool_replacements): New.
11828 (sra_modify_assign): Avoid mangling assignments created by previous,
11829 and don't generate writes into constant pool.
11830 (sra_modify_function_body): Call initialize_constant_pool_replacements.
11832 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11834 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
11835 andnot instruction.
11836 (scalar_chain::convert_op): Likewise.
11837 * config/i386/i386.md (*andndi3_doubleword): New.
11839 2016-01-18 Richard Biener <rguenther@suse.de>
11841 PR tree-optimization/69170
11842 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
11843 building a vector from scalar results of a pattern stmt.
11845 2016-01-18 Jakub Jelinek <jakub@redhat.com>
11847 * haifa-sched.c (autopref_multipass_init): Work around
11848 -Wmaybe-uninitialized warning.
11850 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
11852 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
11853 against the constant 0.
11855 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11857 PR tree-optimization/68799
11858 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
11859 look up phi candidates in the statement-candidate map.
11860 (phi_add_costs): Likewise.
11861 (record_phi_increments): Likewise.
11862 (phi_incr_cost): Likewise.
11863 (ncd_with_phi): Likewise.
11864 (all_phi_incrs_profitable): Likewise.
11866 2016-01-17 Jakub Jelinek <jakub@redhat.com>
11868 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
11869 -Wmaybe-uninitialized warning.
11871 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
11873 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11874 (Option Summary): Update to reflect new section and moved options.
11875 (C++ Dialect Options): Move -fvtable-verify and related options.
11876 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
11877 and profiling-related options.
11878 (Optimization Options): Move profile generation options and
11879 -fstack-protector and related options.
11880 (Instrumentation Options): New section incorporating moved options.
11881 (Code Generation Options): Move -finstrument-functions and
11882 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
11884 2016-01-16 Tom de Vries <tom@codesourcery.com>
11886 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
11888 2016-01-16 Tom de Vries <tom@codesourcery.com>
11890 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
11892 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
11894 * hash-table.h (hash_table::empty): Turn into an inline wrapper
11895 that checks whether the table is already empty. Rename the
11896 original implementation to...
11897 (hash_table::empty_slot): ...this new private function.
11899 2016-01-15 David Malcolm <dmalcolm@redhat.com>
11901 PR diagnostic/68899
11902 * diagnostic-show-locus.c (layout::print_source_line): Move x
11903 offset of line until after call to
11904 get_line_width_without_trailing_whitespace.
11906 2016-01-15 Jeff Law <law@redhat.com>
11908 PR tree-optimization/69270
11909 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
11910 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
11911 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
11912 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
11913 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11914 ssa_name_has_boolean_range and constant_boolean_node.
11916 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
11918 PR rtl-optimization/69030
11919 * lra-spills.c (remove_pseudos): Check nrefs and make the function
11921 (spill_pseudos): Delete debug insn for dead pseudo.
11922 (lra_spill): Initiate spill_hard_reg and slots memory separately.
11924 2016-01-15 Jiong Wang <jiong.wang@arm.com>
11926 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
11928 (TYPES_UNOPUS): Likewise.
11929 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
11930 builtin type, from UNOP to UNOPUS.
11931 (lbtruncuv4sf): Likewise.
11932 (lbtruncuv2df): Likewise.
11933 (lrounduv2sf): Likewise.
11934 (lrounduv4sf): Likewise.
11935 (lrounduv2df): Likewise.
11936 (lroundusf): Likewise.
11937 (lroundusf): Likewise.
11938 (lceiluv2sf): Likewise.
11939 (lceiluv4sf): Likewise.
11940 (lceiluv2df): Likewise.
11941 (lceilusf): Likewise.
11942 (lceiludf): Likewise.
11943 (lflooruv2sf): Likewise.
11944 (lflooruv4sf): Likewise.
11945 (lflooruv2df): Likewise.
11946 (lfloorusf): Likewise.
11947 (lfloorudf): Likewise.
11948 (lfrintnuv2sf): Likewise.
11949 (lfrintnuv4sf): Likewise.
11950 (lfrintnuv2df): Likewise.
11951 (lfrintnusf): Likewise.
11952 (lfrintnudf): Likewise.
11953 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
11955 (vcvtq_u32_f32): Likewise.
11956 (vcvtq_u64_f64): Likewise.
11957 (vcvta_u32_f32): Likewise.
11958 (vcvtaq_u32_f32): Likewise.
11959 (vcvtaq_u64_f64): Likewise.
11960 (vcvtm_u32_f32): Likewise.
11961 (vcvtmq_u32_f32): Likewise.
11962 (vcvtmq_u64_f64): Likewise.
11963 (vcvtn_u32_f32): Likwise.
11964 (vcvtnq_u32_f32): Likewise.
11965 (vcvtnq_u64_f64): Likewise.
11966 (vcvtp_u32_f32): Likewise.
11967 (vcvtpq_u32_f32): Likewise.
11968 (vcvtpq_u64_f64): Likewise.
11969 (vcvtmd_u64_f64): Likewise.
11970 (vcvtms_u32_f32): Likewise.
11971 (vcvtad_u64_f64): Likewise.
11972 (vcvtas_u32_f32): Likewise.
11973 (vcvtnd_u64_f64): Likewise.
11974 (vcvtns_u32_f32): Likewise.
11975 (vcvtpd_u64_f64): Likewise.
11976 (vcvtps_u32_f32): Likewise.
11978 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11980 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
11981 CSEL of zero_extended registers.
11983 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11985 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
11986 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
11988 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11990 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
11991 false when argument string is not found in the attributes table
11994 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
11997 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
11998 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
11999 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
12000 precision estimate.
12002 2016-01-15 Richard Biener <rguenther@suse.de>
12004 PR tree-optimization/66856
12005 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
12006 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
12007 (vect_create_new_slp_node): Increment stmt reference count.
12008 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
12009 an SLP tree before swapping operands.
12010 (vect_build_slp_tree): Likewise.
12011 (destroy_bb_vec_info): Free stmt info after SLP instances.
12012 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
12013 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
12014 (STMT_VINFO_NUM_SLP_USES): New macro.
12016 2016-01-15 Richard Biener <rguenther@suse.de>
12019 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
12020 (add_linkage_name): ... here.
12021 (gen_typedef_die): Use add_linkage_name_raw instead of
12022 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12025 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12027 * gimplify.c (oacc_default_clause): Decode reference and pointer
12028 types for both kernels and parallel regions.
12030 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12032 PR middle-end/69246
12033 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12035 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12037 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12038 (convert_scalars_to_vector): Likewise.
12040 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12042 * doc/extend.texi (Type Traits): Fix grammar.
12044 2016-01-15 Martin Jambor <mjambor@suse.cz>
12046 * tree-inline.c (remap_decl): Use existing dclarations if
12047 remapping a type and prevent_decl_creation_for_types.
12048 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12049 decls first. Do real remapping with
12050 prevent_decl_creation_for_types set.
12051 * tree-inline.h (copy_body_data): New field
12052 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12055 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12057 * config/s390/s390.opt (mmvcle): More verbose help text.
12059 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12061 * config/s390/s390.opt: Add period to -mzvector option text.
12063 2016-01-15 Richard Biener <rguenther@suse.de>
12065 PR tree-optimization/68961
12066 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12067 of invariants in stores again.
12069 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12071 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12073 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12075 * config/i386/i386.c (ix86_expand_branch): Don't split
12076 DI mode xor instruction to SI mode.
12078 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12081 * ipa-icf.c (sem_function::merge): Virtual functions may become
12082 reachable even if they address is not taken and there are no
12085 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12087 * lto-streamer-out.c (subtract_estimated_size): New function.
12088 (get_symbol_initial_value): Use it.
12090 2016-01-15 Christian Bruel <christian.bruel@st.com>
12093 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12094 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12095 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12096 use add_builtin_function_ext_scope instead of add_builtin_function.
12097 (neon_set_p, neon_crypto_set_p): Remove.
12098 (arm_init_builtins): Always call arm_init_neon_builtins and
12099 arm_init_crypto_builtins.
12100 (arm_expand_builtin): Check that builtins are allowed for the arch.
12101 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12102 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12103 arm_init_neon_builtins call.
12105 2016-01-15 Richard Biener <rguenther@suse.de>
12107 PR tree-optimization/69117
12108 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12109 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12110 of the leader conservatively.
12111 (free_scc_vn): Restore original SSA name infos.
12113 2016-01-14 Jeff Law <law@redhat.com>
12115 PR tree-optimization/69270
12116 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12117 single bit of precision, verify it's also unsigned.
12118 (record_edge_info): Use constant_boolean_node rather than fold_convert
12119 to convert boolean_true/boolean_false to the right type.
12121 2016-01-14 Richard Henderson <rth@redhat.com>
12124 * loop-doloop.c (record_reg_sets): New.
12125 (doloop_optimize): Reject the transform if the sequence
12126 clobbers registers live at the end of the loop block.
12127 (doloop_optimize_loops): Enable df_live if needed.
12129 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12131 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12132 * config/rs6000/rs6000.c: Likewise.
12133 * config/rs6000/rs6000.h: Likewise.
12134 * config/rs6000/rs6000.md: Likewise.
12135 * doc/extend.texi: Likewsie.
12137 2016-01-14 Jeff Law <law@redhat.com>
12139 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12142 2016-01-14 Richard Henderson <rth@redhat.com>
12146 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12147 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12148 instead of builtin_decl_declared_p to test for declaration.
12150 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12152 * doc/loop.texi (Loop Analysis and Representation): Document
12153 loop_depth function.
12155 2016-01-14 Tom de Vries <tom@codesourcery.com>
12157 PR tree-optimization/68773
12158 * omp-low.c (expand_omp_target): Don't set force_output.
12159 * varpool.c (varpool_node::get_create): Same.
12160 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12161 offload_funcs with force_output.
12163 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12166 * lra-eliminations.c (move_plus_up): Don't change anything if either
12167 the outer or inner subreg mode is not MODE_INT.
12168 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12169 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12171 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12173 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12174 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12175 reduc_uplus_@var{m}): Remove.
12176 * expr.c (expand_expr_real_2): Remove expansion path for
12177 reduc_[us](min|max|plus) optabs.
12178 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12179 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12180 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12181 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12182 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12183 reduc_[us](min|max|plus) optabs.
12185 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12187 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12188 (reduc_plus_scal_v2sf): New.
12189 (reduc_smax_v2sf): Rename to...
12190 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12191 (reduc_smin_v2sf): Rename to...
12192 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12194 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12196 * alias.c (compare_base_symbol_refs): New function.
12197 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12200 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12202 PR middle-end/68146
12203 PR tree-optimization/69155
12204 * tree-complex.c: Include cfganal.h.
12205 (phis_to_revisit): New variable.
12206 (extract_component): Add phiarg_p argument. Assert that returned
12207 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12208 (update_phi_components): Partly rewrite to use loop over real/imag
12209 components instead of code duplication. If extract_component returns
12210 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12211 create_tmp_reg into the PHI node instead, and mention the phi triplet
12212 in phis_to_revisit.
12213 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12214 in phis_to_revisit at the end.
12216 2016-01-14 Richard Biener <rguenther@suse.de>
12218 PR tree-optimization/68060
12219 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12220 outer loop reduction is only used in the inner loop before
12221 detecting a double reduction.
12223 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12226 * combine.c (expand_field_assignment): Punt if compute_mode is
12227 unsupported scalar mode.
12229 2016-01-14 Richard Biener <rguenther@suse.de>
12231 PR tree-optimization/66856
12232 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12233 SLP node only if it built successfully.
12234 (vect_analyze_slp_instance): Adjust.
12236 2016-01-14 Jeff Law <law@redhat.com>
12238 PR tree-optimization/69270
12239 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12240 (record_edge_info): Use it. Convert boolean_{true,false}_node
12241 to the type of op0.
12243 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12246 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12247 use block_ultimate_origin
12248 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12250 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12252 * doc/invoke.texi (Submodel Options): Rename section to
12253 "Machine-Dependent Options" to better reflect its content.
12254 Rewrite introductory text to remove archaic CPU names.
12257 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12259 * doc/invoke.texi (Code Gen Options): Move section up in file,
12260 before target-specific options. Update menu and option summary
12261 to reflect the new section ordering.
12263 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12265 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12266 (C++ Dialect Options): Add cross-reference to -std option.
12267 * doc/standards.texi (C++ Language): Document C++14 support.
12269 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12271 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12272 for pack/unpack functions for __ibm128.
12273 (PACK_IF): Likewise.
12274 (UNPACK_IF): Likewise.
12276 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12277 support for __ibm128 pack/unpack functions.
12278 (rs6000_invalid_builtin): Likewise.
12279 (rs6000_init_builtins): Likewise.
12280 (rs6000_opt_masks): Likewise.
12282 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12283 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12285 (RS6000_BTM_COMMON): Likewise.
12287 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12288 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12289 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12290 128-bit floating point. Add support for the double values to be
12291 in Altivec registers for TF/IF packing and unpacking, but restrict
12292 TD packing sub-fields to be FPR registers. Don't allow overlapped
12293 register support for packing. Allow pack inputs to be memory
12294 locations. Don't build generator functions for unpack<mode>_dm
12295 and unpack<mode>_nodm.
12296 (unpack<mode>_dm): Likewise.
12297 (unpack<mode>_nodm): Likewise.
12298 (pack<mode>): Likewise.
12300 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12301 built-in functions to pack/unpack explicit __ibm128 values.
12302 (__builtin_unpack_ibm128): Likewise.
12304 * doc/extend.texi (PowerPC Built-in Functions): Document
12305 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12307 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12310 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12311 Add new arg loc and pass it down as context.
12312 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12313 to the location to use for the warning.
12314 (check_function_arguments): New arg loc. All callers changed. Pass
12315 it to check_function_nonnull.
12316 * c-common.h (check_function_arguments): Adjust declaration.
12318 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12320 PR tree-optimization/69156
12321 * gimple.c (validate_type): Removed.
12322 (gimple_builtin_call_types_compatible_p): Use
12323 useless_type_conversion_p instead of validate_type.
12324 * value-prof.c (gimple_stringop_fixed_value): Fold
12325 icall_size to correct type.
12327 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12329 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12332 2016-01-13 Richard Henderson <rth@redhat.com>
12335 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12336 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12337 (ix86_builtin_tm_store): Remove.
12338 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12339 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12340 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12341 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12342 * doc/tm.texi: Rebuild.
12344 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12345 (BUILT_IN_TM_MEMCPY_RTWN): New.
12346 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12347 fallback from vector to integer helpers.
12348 (build_tm_load): Handle vector types directly, instead of
12350 (build_tm_store): Likewise.
12351 (expand_assign_tm): Prepare for register types not handled by
12352 the above. Copy them to memory and use memcpy.
12353 * tree.c (tm_define_builtin): New.
12354 (find_tm_vector_type): New.
12355 (build_tm_vector_builtins): New.
12356 (build_common_builtin_nodes): Call it.
12358 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12360 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12361 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12363 2016-01-13 Tom de Vries <tom@codesourcery.com>
12365 PR tree-optimization/69169
12366 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12367 handled_struct_type param.
12368 (create_variable_info_for, intra_create_variable_infos): Call
12369 create_variable_info_for_1 with extra arg.
12371 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12373 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12374 and "armv8.1-a+crc" entries.
12376 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12379 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12380 Change first operand predicate from register_or_constm1_operand
12381 to register_operand.
12382 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12383 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12384 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12385 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12386 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12387 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12388 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12389 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
12390 comparison with constm1_rtx from vec_prefetch_gen part.
12392 2016-01-13 Richard Biener <rguenther@suse.de>
12394 PR tree-optimization/69013
12395 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
12396 Exchange assert for a test.
12398 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12401 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
12403 2016-01-13 Richard Biener <rguenther@suse.de>
12405 PR tree-optimization/69242
12406 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
12407 assert with a check.
12409 2016-01-13 Richard Biener <rguenther@suse.de>
12411 PR tree-optimization/69186
12412 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12413 Properly guard vect_update_misalignment_for_peel call.
12415 2016-01-12 Jeff Law <law@redhat.com>
12417 PR tree-optimization/pr67755
12418 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
12419 "need_profile_correction".
12420 (thread_block_1): Initialize new field to false by default. If we
12421 have multiple thread paths through a common joiner to different
12422 final targets, then set new field to true.
12423 (compute_path_counts): Only do count adjustment when it's really
12426 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12428 * doc/invoke.texi (Spec Files): Move section down in file, past
12429 all command-line option descriptions.
12431 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12433 PR middle-end/54809
12434 * doc/gty.texi: Remove documentation of mark_hook.
12435 * gengtype.c (struct write_types_data): Remove code to support
12436 mark_hook attribute.
12437 (walk_type): Likewise.
12438 (write_func_for_structure): Likewise.
12440 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12442 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
12443 Directory Options, and -specs= to Overall Options.
12444 (Overall Options): Adjust similarly. Reorder to group related
12445 options together. Make -specs= cross-reference the spec file details.
12446 (Directory Options): Adjust similarly.
12448 2016-01-12 Jeff Law <law@redhat.com>
12450 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
12452 2016-01-12 Olivier Hainque <hainque@adacore.com>
12454 * gcc.c (spec_undefvar_allowed): New global.
12455 (process_command): Set to true when running for --version or --help,
12457 (getenv_spec_function): When the variable is not defined, use the
12458 variable name as the variable value if we're allowed not to issue
12461 2016-01-12 Bin Cheng <bin.cheng@arm.com>
12463 PR tree-optimization/68911
12464 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
12465 information computed for expression "init + nit * step".
12467 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12469 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
12470 about name of GCC executable. Remove deleted node from menu.
12471 (Directory Options) <-B>: Remove cross-reference to deleted node.
12472 (Target Options): Delete section.
12474 2016-01-12 Christian Bruel <christian.bruel@st.com>
12477 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
12478 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12480 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12483 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12484 aligned_mem is properly set for AVX512-VL floating point masked
12488 * ifcvt.c (cond_exec_process_if_block): When removing the last
12489 insn from then_bb, remove also any possible barriers that follow it.
12491 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
12495 * config/i386/iamcu.h (SIZE_TYPE): New macro.
12496 (PTRDIFF_TYPE): Likewise.
12497 (WCHAR_TYPE): Likewise.
12498 (WCHAR_TYPE_SIZE): Likewise.
12499 (STDINT_LONG32): Likewise.
12501 2016-01-12 Richard Biener <rguenther@suse.de>
12503 PR tree-optimization/69053
12504 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
12505 convert initial value for cond reductions.
12507 2016-01-12 Richard Biener <rguenther@suse.de>
12509 PR tree-optimization/69007
12510 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
12511 widen_sum after dot_prod and sad.
12513 2016-01-12 Richard Biener <rguenther@suse.de>
12515 PR tree-optimization/69168
12516 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
12517 pattern stmt SLP type.
12518 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
12519 end up unused so cope with that case.
12521 2016-01-12 Richard Biener <rguenther@suse.de>
12523 PR tree-optimization/69157
12524 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
12525 stmts def type only during analyze phase.
12526 (vectorizable_call): Likewise.
12527 (vectorizable_simd_clone_call): Likewise.
12528 (vectorizable_conversion): Likewise.
12529 (vectorizable_assignment): Likewise.
12530 (vectorizable_shift): Likewise.
12531 (vectorizable_operation): Likewise.
12532 (vectorizable_store): Likewise.
12533 (vectorizable_load): Likewise.
12535 2016-01-12 Richard Biener <rguenther@suse.de>
12537 PR tree-optimization/69174
12538 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
12540 (vectorizable_load): Properly compute the number of loads needed
12541 for permuted strided SLP loads and do not spuriously assign
12542 to SLP_TREE_VEC_STMTS.
12544 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
12546 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
12547 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
12548 (MD_EXEC_PREFIX): Remove.
12549 (MD_STARTFILE_PREFIX) Removee.
12550 (FILE_NAME_ABSOLUTE_P): Remove.
12551 (CPP_SPEC): Do not read macros from sys/version.h.
12552 (LINK_COMMAND_SPEC): Remove.
12553 (LOCAL_INCLUDE_DIR): Remove.
12554 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
12555 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
12556 (POST_LINK_SPEC): Define to invoke stubify after linker
12557 (LIBSTDCXX): Remove define
12558 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
12559 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
12560 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
12561 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
12562 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
12563 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
12564 (i386_djgpp_asm_named_section): Add propotype of new procedure
12566 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
12567 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
12568 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
12569 in config/i386/djgpp.h).
12570 (STANDARD_STARTFILE_PREFIX_2): Define identical to
12571 STANDARD_STARTFILE_PREFIX_1.
12572 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
12573 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
12574 installation errors.
12575 (MAX_OFILE_ALIGNMENT): Define to 128.
12576 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
12578 * config/i386/djgpp.c: New file. Add implementation of
12579 i386_djgpp_asm_named_section.
12581 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
12583 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
12584 Add rule for building djgpp.o.
12586 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12588 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
12589 (rtx_is_swappable_p): Reductions are swappable.
12590 (insn_is_swappable_p): V2DF reductions are swappable.
12592 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
12594 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
12595 reloads for other unsupported memory operands.
12597 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12598 Jim Wilson <jim.wilson@linaro.org>
12601 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
12602 copy_to_mode_reg instead of force_reg.
12604 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12607 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
12608 TARGET_80387 is true.
12610 2016-01-11 Jakub Jelinek <jakub@redhat.com>
12613 * lra-eliminations.c (move_plus_up): Only move plus up
12614 if subreg of the constant can be simplified into constant
12615 and use the simplified subreg of the constant instead of
12616 the original constant.
12618 * fold-const.c (fold_convertible_p): Don't return true
12619 for conversion of VECTOR_TYPE to same sized integral type.
12620 (fold_convert_loc): Fix up formatting. Fold conversion of
12621 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
12622 instead of NOP_EXPR.
12624 PR tree-optimization/69214
12625 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
12626 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
12629 PR tree-optimization/69207
12630 * tree-vect-slp.c (vect_get_constant_vectors): For
12631 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
12632 fold_convertible_p to vector_type's element type, and always
12633 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
12635 2016-01-11 Richard Biener <rguenther@suse.de>
12637 PR tree-optimization/69173
12638 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
12639 fixup the cycle if all stmts are in a pattern.
12641 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
12643 PR middle-end/68999
12644 * alias.c (base_alias_check): Move check for addresses with
12645 alignment ANDs before the call for compare_base_decls.
12646 (memrefs_conflict_p): Return -1 for different decls
12647 that went through alignment adjustments.
12649 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12651 PR rtl-optimization/68796
12652 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
12653 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
12654 and QImode comparisons against zero with CC_NZmode.
12655 * config/aarch64/iterators.md (short_mask): New mode_attr.
12657 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12659 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
12660 (<avx512>_store<mode>_mask): Likewise.
12662 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
12663 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12665 PR rtl-optimization/68841
12666 * ifcvt.c (struct noce_if_info): Add orig_x field.
12667 (bbs_ok_for_cmove_arith): Add to_rename parameter.
12668 Don't record conflicts on to_rename if it's present.
12669 Allow memory destinations in sets.
12670 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
12671 blocks, passing orig_x to the checks.
12672 (noce_process_if_block): Set if_info->orig_x appropriately.
12674 2016-01-11 Tom de Vries <tom@codesourcery.com>
12676 PR tree-optimization/69069
12677 * tree-parloops.c (create_parallel_loop): Add missing phi args.
12679 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
12681 PR rtl-optimization/68920
12682 * config/i386/i386.c (ix86_option_override_internal): Restrict number
12683 of conditional moves for RTL if-conversion to 1 for
12684 TARGET_ONE_IF_CONV_INSN.
12685 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
12686 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
12687 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
12688 parameter to restirct number of conditional moves for
12690 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
12691 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
12694 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
12697 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
12698 onepart vars. Fix typo in comment. Fix reversed condition in
12700 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
12703 * var-tracking.c (dump_onepart_variable_differences): New.
12704 (dataflow_set_different): If a detailed dump is requested,
12705 delay early returns and dump differences between onepart
12706 variables present before and after, and added variables.
12708 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12711 * expr.c (expand_expr_real_1): For boolean vector constants
12712 with a scalar mode use const_scalar_mask_from_tree.
12713 (const_scalar_mask_from_tree): New.
12714 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
12715 assigned to a mask type to handle constants.
12717 2016-01-11 Martin Jambor <mjambor@suse.cz>
12720 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
12721 useless parameters if we cannot change function signature.
12723 2016-01-11 Martin Jambor <mjambor@suse.cz>
12726 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
12729 2016-01-11 Tom de Vries <tom@codesourcery.com>
12731 PR tree-optimization/69109
12732 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
12735 2016-01-11 Tom de Vries <tom@codesourcery.com>
12737 PR tree-optimization/69108
12738 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
12739 res is not used in a phi.
12741 2016-01-11 Yury Gribov <y.gribov@samsung.com>
12744 * common.opt (frandom-seed): Fix parameter name.
12745 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
12747 2016-01-11 Tom de Vries <tom@codesourcery.com>
12749 PR tree-optimization/69058
12750 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
12753 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
12755 * config/arc/arc.opt (mdiv-rem): Add period to the end.
12756 (mcode-density): Likewise.
12758 2016-01-10 Tom de Vries <tom@codesourcery.com>
12760 PR tree-optimization/69062
12761 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
12762 (parallelize_loops): Don't paralelize loop that has phi with address
12765 2016-01-10 Tom de Vries <tom@codesourcery.com>
12767 PR tree-optimization/69039
12768 * tree-parloops.c (try_create_reduction_list): Only allow single exit
12771 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
12773 PR middle-end/68743
12774 * match.pd: Require target has function_c99_misc before doing
12775 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
12777 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
12779 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
12781 * configure: Regenerate.
12783 2016-01-09 Jakub Jelinek <jakub@redhat.com>
12785 PR middle-end/50865
12786 PR tree-optimization/69097
12787 * fold-const.h (expr_not_equal_to): New prototype.
12788 * fold-const.c: Include stringpool.h and tree-ssanames.h.
12789 (expr_not_equal_to): New function.
12790 * match.pd (X % -Y is the same as X % Y): Don't optimize
12791 unless X is known not to be equal to minimum or Y is known
12792 not to be equal to -1.
12793 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
12794 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
12795 (simplify_stmt_using_ranges): Adjust caller.
12796 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
12797 substitute_and_fold.
12799 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
12801 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
12804 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12806 PR tree-optimization/69167
12807 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
12808 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
12810 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
12812 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12813 Richard Biener <rguenther@suse.de>
12815 PR tree-optimization/68707
12816 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
12817 instances that can be handled via vect_load_lanes.
12819 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
12821 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
12822 if we can't determine address equivalence.
12823 * alias.c (compare_base_decl): Update for changed return value of
12824 symtab_node::equal_address_to.
12826 2016-01-08 Jason Merrill <jason@redhat.com>
12830 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
12831 * expr.c (store_field): Not here.
12832 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
12833 call with TREE_ADDRESSABLE type.
12834 * tree-cfg.c (verify_gimple_call): Adjust.
12836 2016-01-08 Olivier Hainque <hainque@adacore.com>
12838 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
12841 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12843 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
12844 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
12845 (reduc_smin_v2sf): Rename to...
12846 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
12847 (reduc_splus_v2sf): Rename to...
12848 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
12850 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12852 PR tree-optimization/69162
12853 * gimplify.c (gimplify_va_arg_expr): Encode original type of
12854 valist argument in another argument.
12855 (gimplify_modify_expr): Adjust for the above change. Cleanup.
12856 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
12857 to determine the va_list type, build a MEM_REF instead of
12858 build_fold_indirect_ref.
12860 PR tree-optimization/69172
12861 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
12864 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
12866 PR tree-optimization/67781
12867 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
12868 and cmpnop in two steps: first the ones not accessed in original
12869 gimple expression in a endian independent way and then the ones not
12870 accessed in the final result in an endian-specific way.
12872 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12874 PR tree-optimization/69083
12875 * tree-vect-slp.c (vect_get_constant_vectors): For
12876 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
12877 element type. If op is fold_convertible_p to vector_type's element
12878 type, use NOP_EXPR instead of VCE.
12880 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
12882 PR rtl-optimization/67778
12883 PR rtl-optimization/68634
12884 PR rtl-optimization/68909
12885 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
12886 block from the stack until done with it. Remove a superfluous
12887 bitmap set. Remove a superfluous bitmap test.
12889 2016-01-07 Martin Sebor <msebor@redhat.com>
12892 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
12893 constraint on the type of arguments.
12895 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
12897 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
12898 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
12899 unaligned_access on the gcc_options set.
12900 * config/arm/arm.c (arm_option_override_internal): Use
12901 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
12903 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12906 * config/i386/i386.c (ix86_frame_pointer_required): Enable
12907 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
12909 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12912 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12915 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12916 depending on frame_pointer_needed before remaining integer and SSE
12917 registers are saved.
12919 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
12922 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
12924 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
12927 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
12928 Use the "xBm" constraint.
12929 (float<sseintvecmodelower><mode>2<mask_name><round_name):
12931 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
12932 (sse_cvtsi2ssq<round_name>): Likewise.
12933 (sse_cvtss2si<round_name>): Likewise.
12934 (sse_cvtss2siq<round_name>): Likewise.
12935 (sse2_cvtsi2sdq<round_name>): Likewise.
12936 (sse2_cvtsd2si<round_name>): Likewise.
12937 (sse2_cvtsd2siq<round_name>): Likewise.
12938 * config/i386/subst.md (round_nimm_scalar_predicate): New
12941 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
12943 PR middle-end/67639
12944 * varasm.c (make_decl_rtl): Mark invalid register vars as
12947 PR rtl-optimization/66206
12948 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
12949 All callers changed.
12951 2016-01-07 Jakub Jelinek <jakub@redhat.com>
12953 PR tree-optimization/69141
12954 * tree-ssa-pre.c: Include langhooks.h.
12955 (eliminate_dom_walker::before_dom_children): Use
12956 lang_hooks.decl_printable_name instead of
12957 cgraph_node::get ()->name ().
12959 PR middle-end/68960
12960 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
12961 it and DECL_ALIGN too.
12963 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
12965 * config/mips/mips-ftypes.def: Sort to lexicographical order.
12967 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12970 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12971 depending on frame_pointer_needed before remaining integer and SSE
12972 registers are saved.
12974 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12976 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
12977 mode iterator with VSX_M2.
12978 (*p9_vecstore_<mode>): Likewise.
12979 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
12980 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
12981 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
12982 (define_split for VSX_LE128 stores): Likewise.
12983 (define_peephole2 for TImode LE swaps): Likewise.
12984 (define_split for VSX_LE128 post-reload stores): Likewise.
12986 2016-01-06 Marek Polacek <polacek@redhat.com>
12989 * convert.c (convert_to_integer_1): Adjust call to
12990 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
12991 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
12992 EXPR instead of ARG.
12993 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
12995 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12998 * doc/extend.texi (RL78 Variable Attributes): New section.
13000 2016-01-05 Marek Polacek <polacek@redhat.com>
13003 * builtins.c (get_memmodel): Use expansion point location rather than
13004 the input location. Call warning_at rather than warning.
13005 (expand_builtin_atomic_compare_exchange): Likewise.
13006 (expand_builtin_atomic_load): Likewise.
13007 (expand_builtin_atomic_store): Likewise.
13008 (expand_builtin_atomic_clear): Likewise.
13010 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13013 * config/i386/i386.c (ix86_expand_vector_logical_operator):
13014 Replace nonimmediate_operand with vector_operand.
13015 * config/i386/predicates.md (vector_operand): New predicate.
13016 (general_vector_operand): Replace nonimmediate_operand with
13018 * config/i386/sse.md: Replace nonimmediate_operand with
13019 vector_operand and m constraint with Bm constraint on SSE
13020 patterns with 16-byte memory operand.
13021 * config/i386/subst.md (round_nimm_predicate): Replace
13022 nonimmediate_operand with vector_operand.
13023 (round_saeonly_nimm_predicate): Likewise.
13024 (round_saeonly_nimm_scalar_predicate): New.
13026 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13029 * config/i386/constraints.md (Bm): New constraint.
13030 * config/i386/predicates.md (vector_memory_operand): New
13032 * config/i386/sse.md: Replace xm with xBm in plusminus and
13033 any_logic patterns.
13035 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13038 * doc/extend.texi (V850 Function Attributes): New section.
13039 (V850 Variable Attributes): New section.
13041 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13044 * doc/extend.texi (MicroBlaze Function Attributes): Document
13045 interrupt_handler and fast_interrupt attributes.
13047 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13050 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13051 for local symbolic operands.
13052 * config/ia64/predicates.md (local_symbolic_operand64): New
13055 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13057 PR rtl-optimization/68651
13058 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13061 2016-01-05 Nathan Sidwell <nathan@acm.org>
13063 * alias.c (compare_base_decls): Use symtab_node::get.
13065 2016-01-05 Nick Clifton <nickc@redhat.com>
13068 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13069 secondary_reload_info structure.
13072 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13073 decls if weak support is available.
13075 2016-01-04 Martin Sebor <msebor@redhat.com>
13077 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13079 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13081 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13082 OPTION_MASK_P9_DFORM.
13084 * config/rs6000/constraints.md (wo constraint): New constraint for
13087 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13089 (rs6000_init_hard_regno_mode_ok): Likewise.
13091 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13094 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13095 expanders not to have constraints. Add support for ISA 3.0 xxperm
13096 instruction. Add support for fusing xxlor with xxperm.
13097 (altivec_vperm_<mode>_internal): Likewise.
13098 (altivec_vperm_v8hiv16qi): Likewise.
13099 (altivec_vperm_<mode>v16q): Likewise.
13100 (altivec_vperm_<mode>_uns): Likewise.
13101 (vperm_v8hiv4si): Likewise.
13102 (vperm_v16qiv8hi): Likewise.
13104 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13106 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13108 Update copyright years.
13110 * gcc.c (process_command): Update copyright notice dates.
13111 * gcov-dump.c (print_version): Ditto.
13112 * gcov.c (print_version): Ditto.
13113 * gcov-tool.c (print_version): Ditto.
13114 * gengtype.c (create_file): Ditto.
13115 * doc/cpp.texi: Bump @copying's copyright year.
13116 * doc/cppinternals.texi: Ditto.
13117 * doc/gcc.texi: Ditto.
13118 * doc/gccint.texi: Ditto.
13119 * doc/gcov.texi: Ditto.
13120 * doc/install.texi: Ditto.
13121 * doc/invoke.texi: Ditto.
13123 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13125 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13126 modes larger than TImode as TImode if NEON is not enabled.
13128 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13131 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13132 mode for %f0-%f31 only if TARGET_FPU.
13134 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13137 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13138 to compute the PACKED_P predicate.
13139 (function_arg_record_value): Minor tweaks.
13141 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13143 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13144 option for arm*-*-* targets.
13146 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13148 * doc/extend.texi (Common Function Attributes): Move docs for
13149 MSP430-specific attributes to....
13150 (MSP430 Function Attributes): ...here. Delete the redundant
13151 entries and copy-edit the remaining text.
13152 (MSP430 Variable Attributes): Use uniform format for index
13153 entries and add a cross-reference to the corresponding function
13156 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13158 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13160 (x86 Options): Likewise.
13162 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13166 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13167 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13168 to corresponding attribute.
13170 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13172 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13173 to correct alphabetization of table. Copy-edit and correct
13175 <stack_protect>: Likewise.
13176 <target_clones>: Likewise.
13178 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13179 Correct punctuation.
13180 (Code Gen Options) <-fno-plt>: Copy-edit.
13182 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13185 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13186 SI values. Explicitly convert SI to DI and vice-versa.
13188 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13190 PR tree-optimization/69070
13191 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13192 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13195 * ubsan.c (ubsan_instrument_float_cast): Call
13196 initialize_sanitizer_builtins.
13199 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13201 Copyright (C) 2016 Free Software Foundation, Inc.
13203 Copying and distribution of this file, with or without modification,
13204 are permitted in any medium without royalty provided the copyright
13205 notice and this notice are preserved.