1 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
4 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
5 * varpool.c (varpool_node::get_availability): Likewise.
7 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
9 * config/rs6000/altivec.md (VNEG iterator): New iterator for
10 VNEGW/VNEGD instructions.
11 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
12 (neg<mode>2): Add expander for V2DImode added in ISA 2.06, and
13 support for ISA 3.0 VNEGW/VNEGD instructions.
15 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
17 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
18 pointers inside OACC_DATA regions.
19 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
20 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
21 (gimplify_adjust_omp_clauses): Fix typo in comment.
23 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
25 * config/rs6000/altivec.md (VParity): New mode iterator for vector
26 parity built-in functions.
27 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
29 (p9v_parity<mode>2): Likewise.
30 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
32 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
33 (parity<mode>2): ISA 3.0 expander for vector parity.
34 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
36 (BU_P9_64BIT_MISC_0): Likewise.
37 (BU_P9_MISC_0): Likewise.
38 (BU_P9V_AV_1): Likewise.
39 (BU_P9V_AV_2): Likewise.
40 (BU_P9V_AV_3): Likewise.
41 (BU_P9V_AV_P): Likewise.
42 (BU_P9V_VSX_1): Likewise.
43 (BU_P9V_OVERLOAD_1): Likewise.
44 (BU_P9V_OVERLOAD_2): Likewise.
45 (BU_P9V_OVERLOAD_3): Likewise.
46 (VCTZB): Add vector count trailing zeros support.
50 (VPRTYBD): Add vector parity support.
53 (VCTZ): Add overloaded vector count trailing zeros support.
54 (VPRTYB): Add overloaded vector parity support.
55 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
56 overloaded vector count trailing zeros and parity instructions.
57 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
58 vector parity support.
59 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
60 trailing zeros support.
61 (vec_cntlz): Likewise.
62 (vec_vctzb): Likewise.
63 (vec_vctzd): Likewise.
64 (vec_vctzh): Likewise.
65 (vec_vctzw): Likewise.
66 (vec_vprtyb): Add ISA 3.0 vector parity support.
67 (vec_vprtybd): Likewise.
68 (vec_vprtybw): Likewise.
69 (vec_vprtybq): Likewise.
70 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
71 the ISA 3.0 vector count trailing zeros and vector parity built-in
74 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
76 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
77 when there is stmt_to_insert.
79 2016-05-24 Martin Sebor <msebor@redhat.com>
82 * gcc/tree.h (complete_or_array_type_p): New inline function.
84 2016-05-24 Jakub Jelinek <jakub@redhat.com>
86 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
87 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
88 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
90 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
91 Limit 1st alternative to noavx isa, split 2nd alternative into one
92 noavx and one avx alternative, use *x and Bm in the former and
93 x and m in the latter.
95 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
96 of sse4 for the first alternative, drop %v from the template
97 and d operand modifier. Split second alternative into one sse4_noavx
98 and one avx alternative, use *x instead of *v in the former and v
99 instead of *v in the latter.
100 (*sse4_1_extractps): Use noavx isa instead of * for the first
101 alternative, drop %v from the template. Split second alternative into
102 one noavx and one avx alternative, use *x instead of *v in the
103 former and v instead of *v in the latter.
104 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
105 with noavx and the last one with avx.
106 (sse4_1_phminposuw): Guard first alternative with noavx isa,
107 split the second one into one noavx and one avx alternative,
108 use *x and Bm in the former and x and m in the latter one.
109 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
112 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
113 first two alternatives to noavx, use *x instead of *v in the second
114 one, add avx alternative without *.
115 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
116 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
117 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
119 2016-05-24 Jeff Law <law@redhat.com>
121 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
122 New function, extracted from...
123 (fsm_find_control_statement_thread_paths): Here. Use the new function.
124 Allow simple copies and constant initializations in the SSA chain.
126 2016-05-24 Marek Polacek <polacek@redhat.com>
129 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
132 2016-05-24 Jakub Jelinek <jakub@redhat.com>
135 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
136 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
137 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
138 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
139 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
141 2016-05-24 Richard Biener <rguenther@suse.de>
143 PR tree-optimization/71240
144 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
147 2016-05-24 Richard Biener <rguenther@suse.de>
149 PR tree-optimization/71230
150 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
152 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
154 * tree-vectorizer.h (vectorizable_comparison): Delete.
155 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
157 * tree-vect-stmts.c (vectorizable_call): Likewise.
158 (vectorizable_simd_clone_call): Likewise.
159 (vectorizable_conversion): Likewise.
160 (vectorizable_assignment): Likewise.
161 (vectorizable_shift): Likewise.
162 (vectorizable_operation): Likewise.
163 (vectorizable_load): Likewise.
164 (vectorizable_condition): Likewise.
165 (vectorizable_store): Likewise. Assert that we don't have
167 (vectorizable_comparison): Make static. Remove redundant
169 (vect_transform_stmt): Assert that we always have an slp_node
172 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
174 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
175 operands[2] against 1 with comparison against CONST1_RTX.
176 (<shift>di3_neon): Likewise.
177 * config/arm/predicates.md (const0_operand): Replace with comparison
180 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
182 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
183 operands[2] against 1 with comparison against CONST1_RTX.
186 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
191 (define_split above *compareqi_eq0): Likewise.
192 (define_split above "prologue"): Likewise.
193 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
194 * config/arm/predicates.md (shift_operator): Likewise.
195 (shift_nomul_operator): Likewise.
196 (sat_shift_operator): Likewise.
197 (thumb1_cmp_operand): Likewise.
198 (const_neon_scalar_shift_amount_operand): Replace manual range
200 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
201 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
203 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
205 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
206 with HOST_WIDE_INT_1.
208 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
209 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
210 (arm_canonicalize_comparison): Likewise.
211 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
213 (thumb1_size_rtx_costs): Likewise.
214 (vfp_const_double_index): Replace cast of 1 to unsigned
215 HOST_WIDE_INT with HOST_WIDE_INT_1U.
216 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
218 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
219 HOST_WIDE_INT with HOST_WIDE_INT_1U.
220 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
221 HOST_WIDE_INT with HOST_WIDE_INT_1.
223 2016-05-24 Marek Polacek <polacek@redhat.com>
225 * tree-cfg.h (should_remove_lhs_p): New predicate.
226 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
227 * gimplify.c (gimplify_modify_expr): Likewise.
228 * tree-cfg.c (verify_gimple_call): Likewise.
229 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
230 * gimple-fold.c: Include "tree-cfg.h".
231 (gimple_fold_call): Use should_remove_lhs_p.
233 2016-05-24 Richard Biener <rguenther@suse.de>
235 PR tree-optimization/71253
236 * cfganal.h (control_dependences): Make robust against edge
238 (control_dependences::control_dependences): Remove edge_list argument.
239 (control_dependences::get_edge): Remove.
240 (control_dependences::get_edge_src): Add.
241 (control_dependences::get_edge_dest): Likewise.
242 (control_dependences::m_el): Make a vector of edge src/dest index.
243 * cfganal.c (control_dependences::find_control_dependence): Adjust.
244 (control_dependences::control_dependences): Likewise.
245 (control_dependences::~control_dependence): Likewise.
246 (control_dependences::get_edge): Remove.
247 (control_dependences::get_edge_src): Add.
248 (control_dependences::get_edge_dest): Likewise.
249 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
251 (perform_tree_ssa_dce): Adjust.
252 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
254 (pass_loop_distribution::execute): Adjust. Do loop destroying
255 conditional on changed.
257 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
260 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
261 return. Reindent transformation comment and mention the ARM state
264 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
267 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
268 after build_and_add_sum creates new use stmt.
270 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
272 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
273 load_lanes/grouped_load classification comes first. Don't check
274 whether the vectorization factor is a multiple of the group size
277 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
279 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
280 GROUP_GAP for single-element interleaving.
281 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
284 2016-05-24 Richard Biener <rguenther@suse.de>
288 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
289 bases which are accessed with non-invariant indices.
290 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
291 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
293 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
296 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
297 (add_to_ops_vec): Add stmt_to_insert.
298 (add_repeat_to_ops_vec): Init stmt_to_insert.
299 (insert_stmt_before_use): New.
300 (transform_add_to_multiply): Remove mult_stmt insertion and add it
302 (get_ops): Init stmt_to_insert.
303 (maybe_optimize_range_tests): Likewise.
304 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
305 (rewrite_expr_tree_parallel): Likewise.
306 (reassociate_bb): Likewise.
308 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
311 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
312 ISA 3.0 xxperm fusion alternative.
313 (altivec_vperm_v8hiv16qi): Likewise.
314 (altivec_vperm_<mode>_uns_internal): Likewise.
315 (vperm_v8hiv4si): Likewise.
316 (vperm_v16qiv8hi): Likewise.
318 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
319 Kelvin Nilsen <kelvin@gcc.gnu.org>
321 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
322 vpermr/xxpermr on ISA 3.0.
323 (altivec_expand_vec_perm_le): Likewise.
324 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
325 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
328 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
330 * config/i386/i386.h (IS_STACK_MODE): Enable for
331 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
332 SSE_FLOAT_MODE_P macros.
333 * config/i386/i386.c (ix86_preferred_reload_class): Use
334 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
335 Cleanup regclass processing for CONST_DOUBLE_P.
336 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
337 (ix86_rtx_costs): Remove redundant TARGET_80387 check
338 with IS_STACK_MODE macro.
339 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
341 (*movdf_internal): Use IS_STACK_MODE macro.
342 (*movsf_internal): Ditto.
344 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
346 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
347 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
349 2016-05-23 Jeff Law <law@redhat.com>
351 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
353 (fsm_find_control_statement_thread_paths): Call it.
355 2016-05-23 Martin Jambor <mjambor@suse.cz>
358 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
359 from_global_constant if t is not NULL.
361 2016-05-23 Marek Polacek <polacek@redhat.com>
364 * common.opt (Wswitch-unreachable): New option.
365 * doc/invoke.texi: Document -Wswitch-unreachable.
366 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
369 2016-05-23 Bin Cheng <bin.cheng@arm.com>
371 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
372 TMR_INDEX is non-NULL.
374 2016-05-23 Richard Biener <rguenther@suse.de>
376 PR tree-optimization/71230
377 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
378 (try_special_add_to_ops): ... here. Always test for single-use.
380 2016-05-23 Martin Jambor <mjambor@suse.cz>
382 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
383 default block if a PHI node in the original one would be resized.
385 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
387 PR tree-optimization/58135
388 * tree-vect-slp.c: When group size is not multiple
389 of vector size, allow splitting of store group at
392 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
394 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
396 2016-05-22 Jakub Jelinek <jakub@redhat.com>
398 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
399 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
400 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
403 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
404 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
405 v constraint instead of x and vinserti32x4 insn.
407 * config/i386/sse.md (i128vldq): New mode iterator.
408 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
409 avx512dq and avx512vl alternatives.
411 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
412 constraint, use maybe_evex prefix instead of vex.
413 (vec_dupv4sf): Use v constraint instead of x for output
414 operand except for noavx alternative, use Yv constraint
415 instead of x for input. Use maybe_evex prefix instead of vex.
416 (*vec_dupv4si): Likewise.
417 (*vec_dupv2di): Likewise.
419 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
422 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
423 (linearize_expr_tree): Call try_special_add_to_ops.
424 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
426 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
428 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
429 to computed stack_usage.
431 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
434 * config/avr/avr.md (define_expand "mov<mode>"): If the source
435 operand is subreg (symbol_ref) then move the symbol ref to register.
437 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
439 * tree.c (array_at_struct_end_p): Look through MEM_REF.
441 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
444 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
447 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
449 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
450 ranges by calling get_single_symbol and tidy up. Look more closely
451 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
453 2016-05-20 Jeff Law <law@redhat.com>
455 * bitmap.c (bitmap_find_bit): Remove useless test.
457 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
459 * function.c (thread_prologue_and_epilogue_insns): Commit the
460 insertion of the epilogue.
462 2016-05-20 Martin Jambor <mjambor@suse.cz>
464 PR tree-optimization/70884
465 * tree-sra.c (initialize_constant_pool_replacements): Do not check
466 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
467 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
468 of constant pool data as a reason for scalarization.
470 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
472 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
474 (thumb1_expand_prologue): Likewise.
476 2016-05-20 Nathan Sidwell <nathan@acm.org>
478 * config/nvptx/nptx.c (nvptx_option_override): Only set
479 flag_toplevel_reorder, if not explicitly specified. Set
480 flag_no_common, unless explicitly specified.
482 2016-05-20 David Malcolm <dmalcolm@redhat.com>
484 * calls.c (can_implement_as_sibling_call_p): Mark param
485 reg_parm_stack_space with ATTRIBUTE_UNUSED.
487 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
489 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
490 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
491 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
493 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
494 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
497 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
499 * config/nvptx/nvptx.md (sincossf3): New pattern.
501 2016-05-20 David Malcolm <dmalcolm@redhat.com>
503 * calls.c (maybe_complain_about_tail_call): New function.
504 (initialize_argument_information): Call
505 maybe_complain_about_tail_call when clearing *may_tailcall.
506 (can_implement_as_sibling_call_p): Call
507 maybe_complain_about_tail_call when returning false.
508 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
509 ensure try_tail_call is set. Call maybe_complain_about_tail_call
510 if tail-call optimization fails.
511 * cfgexpand.c (expand_call_stmt): Initialize
512 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
513 * gimple-pretty-print.c (dump_gimple_call): Dump
514 gimple_call_must_tail_p.
515 * gimple.c (gimple_build_call_from_tree): Call
516 gimple_call_set_must_tail with the value of
517 CALL_EXPR_MUST_TAIL_CALL.
518 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
519 (gimple_call_set_must_tail): New function.
520 (gimple_call_must_tail_p): New function.
521 * print-tree.c (print_node): Update printing of TREE_STATIC
522 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
523 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
524 trailing comment listing applicable flags.
525 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
527 2016-05-20 David Malcolm <dmalcolm@redhat.com>
529 * calls.c (expand_call): Move "Rest of purposes for tail call
530 optimizations to fail" to...
531 (can_implement_as_sibling_call_p): ...this new function, and
532 split into multiple "if" statements.
534 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
536 * cfgloop.h (expected_loop_iterations_unbounded,
537 expected_loop_iterations): Unconstify.
538 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
539 profile with known upper bound; return 3 when profile is absent.
540 (expected_loop_iterations): Update.
542 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
544 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
545 and get_max_loop_iterations_int.
547 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
549 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
550 realistic upper bounds here.
552 2016-05-20 Jakub Jelinek <jakub@redhat.com>
555 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
556 calls if the LHS is variable length or has addressable type.
557 If targets[0]->decl is a noreturn call with void return type and
558 zero arguments, adjust fntype and remove lhs in that case.
560 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
562 PR tree-optimization/71079
563 PR tree-optimization/71206
564 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
566 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
568 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
569 (get_vec_alignment_for_array_decl): Likewise.
570 (get_vec_alignment_for_record_decl): Likewise.
571 (increase_alignment::execute): Move code to find alignment to
572 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
573 (type_align_map): New hash_map.
575 2016-05-20 Richard Guenther <rguenther@suse.de>
577 PR tree-optimization/29756
578 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
579 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
580 * fold-const.c (operand_equal_p): Likewise.
581 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
582 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
583 * tree-inline.c (estimate_operator_cost): Likewise.
584 * tree-pretty-print.c (dump_generic_node): Likewise.
585 * tree-ssa-operands.c (get_expr_operands): Likewise.
586 * cfgexpand.c (expand_debug_expr): Likewise.
587 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
588 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
589 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
590 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
591 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
592 (execute_update_addresses_taken): Do it.
594 2016-05-20 Richard Biener <rguenther@suse.de>
596 PR tree-optimization/71185
597 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
600 2016-05-20 Richard Biener <rguenther@suse.de>
602 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
603 gimple_seq_add_seq_without_update.
604 (release_bb_predicate): Assert we have no operands to free.
605 (if_convertible_loop_p_1): Calculate post dominators later.
606 Do not free BB predicates here.
607 (combine_blocks): Do not recompute BB predicates.
608 (version_loop_for_if_conversion): Save BB predicates around
611 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
613 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
614 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
615 code. Ignore sibcalls on EDGE_IGNORE edges.
616 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
617 on edges for sibcalls that run without prologue. The rest of the
618 function is combined from...
619 (fix_fake_fallthrough_edge): ... this, and ...
620 (try_shrink_wrapping): ... a part of this. Remove the bb_with
621 function argument, make it a local variable.
623 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
625 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
626 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
627 for 32-bit mode and SEH for 64-bit.
628 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
629 TARGET_64BIT_DEFAULT.
631 2016-05-19 Ryan Burn <contact@rnburn.com>
633 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
634 * gengtype.c (open_base_files): Add cilk.h to ifiles.
636 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
638 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
639 force pending loads from memory.
641 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
643 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
644 (UNSPEC_DARN_32): New unspec constant.
645 (UNSPEC_DARN_RAW): New unspec constant.
646 (darn_32): New instruction.
647 (darn_raw): New instruction.
648 (darn): New instruction.
649 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
650 support and documentation for this macro.
651 (BU_P9_MISC_1): New macro definition.
652 (BU_P9_64BIT_MISC_0): New macro definition.
653 (BU_P9_MISC_0): New macro definition.
654 (darn_32): New builtin definition.
655 (darn_raw): New builtin definition.
656 (darn): New builtin definition.
657 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
658 RS6000_BUILTIN_0 directives to surround each occurrence of
659 #include "rs6000-builtin.def".
660 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
661 RS6000_BTM_64BIT flags to the returned mask, depending on
663 (def_builtin): Correct an error in the assignments made to the
664 debugging variable attr_string.
665 (rs6000_expand_builtin): Add support for no-operand built-in
667 (builtin_function_type): Remove fatal_error assertion that is no
669 (rs6000_common_init_builtins): Add support for no-operand built-in
671 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
673 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
675 (RS6000_BTM_64BIT): New macro definition.
676 * doc/extend.texi: Document __builtin_darn (void),
677 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
680 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
682 * tree-vect-loop.c (vect_analyze_loop_2): Use also
683 max_loop_iterations_int.
685 2016-05-19 Marek Polacek <polacek@redhat.com>
687 PR tree-optimization/71031
688 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
689 condition and adjust the code a bit.
691 2016-05-19 Martin Liska <mliska@suse.cz>
693 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
694 auto_vec instead of vec.
696 2016-05-19 Martin Liska <mliska@suse.cz>
698 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
700 2016-05-19 Martin Liska <mliska@suse.cz>
702 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
704 2016-05-19 Martin Liska <mliska@suse.cz>
706 * ipa-pure-const.c (set_function_state): Remove an existing
708 (remove_node_data): Do not free it as it's released
709 in set_function_state.
711 2016-05-19 Martin Liska <mliska@suse.cz>
713 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
716 2016-05-19 Martin Liska <mliska@suse.cz>
718 * omp-simd-clone.c (simd_clone_adjust): Release vector.
720 2016-05-19 Martin Liska <mliska@suse.cz>
722 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
723 an auto_vec instead of re-creating it.
725 2016-05-19 Martin Liska <mliska@suse.cz>
727 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
728 auto_vec instead of vec.
730 2016-05-19 Martin Liska <mliska@suse.cz>
732 * lto-section-in.c (lto_get_section_data): Call
733 lto_check_version with additional argument.
734 * lto-streamer.c (lto_check_version): Add new argument.
735 * lto-streamer.h (lto_check_version): Likewise.
737 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
739 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
740 Don't add cost of inner memory when handling sign-extended loads.
742 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
744 PR rtl-optimization/71148
745 * cse.c (cse_main): Free dominance info.
746 (rest_of_handle_cse): Don't free dominance info.
747 (rest_of_handle_cse2): Likewise.
748 (rest_of_handle_cse_after_global_opts): Likewise.
750 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
753 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
754 NULL_TREE early if NEON is not available. Remove now redundant check
755 in ARM_CHECK_BUILTIN_MODE.
757 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
760 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
761 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
762 * doc/cpp.texi: Document new macros.
764 2016-05-19 Bin Cheng <bin.cheng@arm.com>
766 PR tree-optimization/69848
767 * tree-vect-loop.c (vectorizable_reduction): Don't factor
768 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
770 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
772 * function.c (thread_prologue_and_epilogue_insn): Move the
773 "goto epilogue_done" one block later.
775 2016-05-19 Richard Biener <rguenther@suse.de>
777 PR tree-optimization/70729
778 * passes.def: Move LIM pass before PRE. Remove no longer
779 required copyprop and move first DCE out of the loop pipeline.
781 2016-05-18 David Malcolm <dmalcolm@redhat.com>
784 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
785 (OBJS-libcommon-target): ...here.
786 * opts-common.c: Include spellcheck.h.
787 (cmdline_handle_error): Build a vec of valid options and use it
788 to suggest provide hints for misspelled arguments.
790 2016-05-18 Jakub Jelinek <jakub@redhat.com>
793 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
794 lhs if it has TREE_ADDRESSABLE type.
796 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
799 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
800 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
802 2016-05-18 Martin Jambor <mjambor@suse.cz>
805 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
806 input for NOP_EXPR pass-through functions.
807 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
808 aggregate global constant VAR_DECLs in constant jump functions.
810 2016-05-18 Martin Jambor <mjambor@suse.cz>
813 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
814 from TREE_READONLY parameters.
816 2016-05-18 Martin Jambor <mjambor@suse.cz>
819 * cgraph.h (cgraph_indirect_call_info): New field
820 guaranteed_unmodified.
821 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
822 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
824 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
825 pass the parameter value to ipa_find_agg_cst_for_param.
826 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
827 guaranteed_unmodified, store AA results there instead of bailing out
829 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
830 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
831 (find_constructor_constant_at_offset): New function.
832 (ipa_find_agg_cst_from_init): Likewise.
833 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
834 static initializers of contants, report back through a new paameter
835 from_global_constant if that was the case.
836 (try_make_edge_direct_simple_call): Also pass parameter value to
837 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
839 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
840 (ipa_read_indirect_edge_info): Likewise.
841 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
842 (ipa_load_from_parm_agg): Likewise.
844 2016-05-18 Jiong Wang <jiong.wang@arm.com>
846 PR rtl-optimization/71150
847 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
850 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
853 * config/rs6000/constraints.md (wE constraint): New constraint
854 for a vector constant that can be loaded with XXSPLTIB.
855 (wM constraint): New constraint for a vector constant of a 1's.
856 (wS constraint): New constraint for a vector constant that can be
857 loaded with XXSPLTIB and a vector sign extend instruction.
858 * config/rs6000/predicates.md (xxspltib_constant_split): New
859 predicates for wE/wS constraints.
860 (xxspltib_constant_nosplit): Likewise.
861 (easy_vector_constant): Add support for constants that can be
863 (all_ones_constant): New predicate for vector constant with all
865 (splat_input_operand): Add support for ISA 3.0 word splat operations.
866 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
867 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
868 instruction and possibly with a sign extension.
869 (output_vec_const_move): Add support for XXSPLTIB. If we are
870 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
871 instead of XXLXOR/XXLORC.
872 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
874 (rs6000_legitimize_reload_address): Likewise.
875 (rs6000_output_move_128bit): Use output_vec_const_move to emit
877 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
878 combine VSX_M and VSX_M2 into one iterator.
880 (VSINT_84): New iterators for loading constants with XXSPLTIB.
881 (VSINT_842): Likewise.
882 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
883 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
884 XXSPLTIB instruction.
885 (xxspltib_<mode>_nosplit): Likewise.
886 (xxspltib_<mode>_split): New insn to load up constants with
887 XXSPLTIB and a sign extend instruction.
888 (vsx_mov<mode>): Replace single move that handled all vector types
889 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
890 moves (when -mvsx-timode is in effect) into the main vector
891 moves. Eliminate separate moves for <VSr> <VSa>, where the
892 preferred register class (<VSr>) is listed first, and the
893 secondary register class (<VSa>) is listed second with a '?' to
894 discourage use. Prefer loading 0/-1 in any VSX register for ISA
895 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
896 that if the register was involved in a slow operation, the
897 clear/set operation does not wait for the slow operation to
898 finish. Adjust the length attributes for 32-bit mode. Use
899 rs6000_output_move_128bit and drop the use of the string
900 instructions for 32-bit movti when -mvsx-timode is in effect. Use
901 spacing so that the alternatives and attributes don't generate
902 long lines, and put things in columns, so that it is easier to
903 match up the operands and attributes with the insn alternatives.
904 (vsx_mov<mode>_64bit): Likewise.
905 (vsx_mov<mode>_32bit): Likewise.
906 (vsx_movti_64bit): Fold movti into normal vector moves.
907 (vsx_movti_32bit): Likewise.
908 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
910 (vsx_splat_v4si_internal): Likewise.
911 (vsx_splat_v4sf_internal): Likewise.
912 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
913 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
914 extend vector elements.
915 (vsx_sign_extend_hi_<mode>): Likewise.
916 (vsx_sign_extend_si_v2di): Likewise.
917 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
919 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
920 constraints. Add trailing period to wL documentation.
922 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
925 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
926 * tree-dfa.c (replace_abnormal_ssa_names): New function.
927 * tree-call-cdce.c: Include tree-dfa.h.
928 (can_guard_call_p): New function, extracted from...
929 (can_use_internal_fn): ...here.
930 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
932 (shrink_wrap_one_built_in_call): Likewise.
933 (use_internal_fn): Likewise.
934 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
935 and return void. Call replace_abnormal_ssa_names.
936 (pass_call_cdce::execute): Check can_guard_call_p during the
937 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
938 will always change something.
940 2016-05-18 Martin Jambor <mjambor@suse.cz>
943 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
944 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
946 2016-05-18 Martin Jambor <mjambor@suse.cz>
949 * ipa-inline.h (condition): New field size.
950 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
951 for comaprison and store it into the new condition.
952 (evaluate_conditions_for_known_args): Use condition size to check
953 access sizes for all but CHANGED conditions.
954 (unmodified_parm_1): New parameter size_p, store access size into it.
955 (unmodified_parm): Likewise.
956 (unmodified_parm_or_parm_agg_item): Likewise.
957 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
958 (set_cond_stmt_execution_predicate): Extract access sizes and store
960 (set_switch_stmt_execution_predicate): Likewise.
961 (will_be_nonconstant_expr_predicate): Likewise.
962 (will_be_nonconstant_predicate): Likewise.
963 (inline_read_section): Stream condition size.
964 (inline_write_summary): Likewise.
966 2016-05-18 Richard Biener <rguenther@suse.de>
968 * tree-ssa-loop-im.c (determine_max_movement): Properly add
969 condition cost to PHI cost instead of total_cost.
971 2016-05-18 Martin Liska <mliska@suse.cz>
974 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
977 2016-05-18 Richard Biener <rguenther@suse.de>
979 * lto-streamer.h (LTO_major_version): Bump to 6.
981 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
983 * function.c (make_split_prologue_seq, make_prologue_seq,
984 make_epilogue_seq): New functions, factored out from...
985 (thread_prologue_and_epilogue_insns): Here.
987 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
989 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
990 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
991 of before. Add a comment.
993 2016-05-18 Bin Cheng <bin.cheng@arm.com>
995 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
996 expression pointer, not pointer to the pointer.
998 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1000 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
1001 (avx2_pbroadcast<mode>): Add another alternative with v instead
1002 of x constraints in it, using <pbroadcast_evex_isa> isa.
1003 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
1005 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
1006 constraint x instead of v in second alternative, add avx512bw
1009 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
1010 constraint x instead of v in second alternative, add avx512bw
1013 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1014 constraint x instead of v in second alternative, add avx512bw
1017 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1018 avx512bw alternative.
1020 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1022 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1024 (define_insn "*andnottf3"): Ditto.
1025 (define_insn "*<code><mode>3"/any_logic): Ditto.
1026 (define_insn "*<code>tf3"/any_logic): Ditto.
1027 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1028 operand to block AVX-512VL insn variant emit when it is not enabled.
1030 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1032 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1033 constraint fot SF mode.
1035 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1036 Kirill Yukhin <kirill.yukhin@intel.com>
1038 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1040 (define_insn "rsqrt14<mode>"): Ditto.
1041 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1042 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1043 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1044 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1045 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1047 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1048 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1049 * config/i386/i386.c (ix86_print_operand): Expand check for size
1050 override codes for Intel syntax.
1052 2016-05-18 Richard Biener <rguenther@suse.de>
1054 PR tree-optimization/71168
1055 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1056 initialization earlier.
1058 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1060 * config/aarch64/aarch64-simd.md
1061 (aarch64_reduc_plus_internal<mode>): Rename to...
1062 (reduc_plus_scal): ...This, and remove previous implementation.
1064 2016-05-18 Richard Biener <rguenther@suse.de>
1066 * passes.def: Put late dse and cd_dce in canonical order.
1068 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1070 * ipa-inline-transform.c (preserve_function_body_p): Look for
1071 first non-thunk clone.
1072 (save_function_body): Save into first non-thunk.
1073 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1075 (lto_output_node): Inline thunks don't need body in every
1077 * lto-streamer-in.c: Do not fixup thunk clones.
1078 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1080 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1083 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1086 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1087 (reassociate_bb): Call transform_add_to_multiply.
1089 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1091 * config/aarch64/aarch64.c (all_extensions): Removed unused
1094 2016-05-17 Nathan Sidwell <nathan@acm.org>
1096 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1097 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1099 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1101 PR tree-optimization/54579
1103 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1105 2016-05-17 Marek Polacek <polacek@redhat.com>
1108 * tree-inline.c (expand_call_inline): Call
1109 maybe_remove_unused_call_args.
1111 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1113 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1114 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1115 * doc/md.texi (fmin@var{m}3): Likewise.
1117 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1119 * match.pd (X & C): New transformation.
1121 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1123 * match.pd (~X & Y): New transformation.
1125 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1127 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1128 information for new SSA_NAME.
1129 (simplify_conversion_using_ranges): Get range through get_range_info
1130 instead of get_value_range.
1132 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1134 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1135 Remove inline assembly.
1136 (vmvn_s16): Likewise.
1137 (vmvn_s32): Likewise.
1138 (vmvn_u8): Likewise.
1139 (vmvn_u16): Likewise.
1140 (vmvn_u32): Likewise.
1141 (vmvnq_s8): Likewise.
1142 (vmvnq_s16): Likewise.
1143 (vmvnq_s32): Likewise.
1144 (vmvnq_u8): Likewise.
1145 (vmvnq_u16): Likewise.
1146 (vmvnq_u32): Likewise.
1147 (vmvn_p8): Likewise.
1148 (vmvnq_p16): Likewise.
1150 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1152 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1154 (vmul_n_s16): Likewise.
1155 (vmul_n_s32): Likewise.
1156 (vmul_n_u16): Likewise.
1157 (vmul_n_u32): Likewise.
1158 (vmulq_n_f32): Likewise.
1159 (vmulq_n_f64): Likewise.
1160 (vmulq_n_s16): Likewise.
1161 (vmulq_n_s32): Likewise.
1162 (vmulq_n_u16): Likewise.
1163 (vmulq_n_u32): Likewise.
1165 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1167 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1168 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1170 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1172 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1173 to *aarch64_fma4_elt_from_dup<mode>.
1174 (*aarch64_fnma4_elt_to_128df): Rename to
1175 *aarch64_fnma4_elt_from_dup<mode>.
1176 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1177 (vfms_n_f32): Likewise.
1178 (vfms_n_f64): Likewise.
1179 (vfmsq_n_f32): Likewise.
1180 (vfmsq_n_f64): Likewise.
1182 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1184 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1186 2016-05-17 Richard Biener <rguenther@suse.de>
1188 PR tree-optimization/71132
1189 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1190 Only add control dependences for blocks in the loop.
1191 (build_rdg): Adjust.
1192 (generate_code_for_partition): Return whether loop should
1193 be destroyed and delay that.
1194 (distribute_loop): Likewise.
1195 (pass_loop_distribution::execute): Record loops to be destroyed
1196 and perform delayed destroying of loops.
1198 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1201 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1203 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1205 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1207 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1210 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1211 insertion point for instructions generated by validize_mem.
1213 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1215 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1218 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1220 * config/aarch64/aarch64.c
1221 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1222 rather than a macro.
1224 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1226 * doc/invoke.texi (AArch64 Options): Various updates.
1228 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1230 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1231 into instrumentation thunks.
1232 * cif-code.def (CIF_CHKP): New.
1234 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1236 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1238 2016-05-16 Martin Jambor <mjambor@suse.cz>
1240 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1241 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1243 2016-05-16 Marek Polacek <polacek@redhat.com>
1245 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1248 2016-05-16 Martin Jambor <mjambor@suse.cz>
1251 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1252 the outlined kernel function.
1254 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1256 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1257 (ISA_HAS_DLSA): Ditto.
1259 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1261 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1263 2016-05-16 Nathan Sidwell <nathan@acm.org>
1265 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1266 (nvptx_name_replacement): Restore. Add comment.
1267 (write_fn_proto, write_fn_proto_from_insn,
1268 nvptx_output_call_insn): Restore
1269 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1271 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1273 * config/aarch64/aarch64.md
1274 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1275 (add<mode>3_compareC_imm): Likewise.
1276 (<optab>si3_uxtw): Split into register and immediate variants.
1277 (andsi3_compare0_uxtw): Likewise.
1278 (and<mode>3_compare0): Likewise.
1279 (and<mode>3nr_compare0): Likewise.
1280 (stack_protect_test_<mode>): Don't use %x for memory operands.
1282 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1284 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1286 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1288 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1289 Split integer shifts into shift_reg and bfm.
1290 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1291 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1292 (ror<mode>3_insn): Likewise.
1293 (<optab>si3_insn_uxtw): Likewise.
1294 (<optab><mode>3_insn): Change to rotate_imm.
1295 (extr<mode>5_insn_alt): Likewise.
1296 (extrsi5_insn_uxtw): Likewise.
1297 (extrsi5_insn_uxtw_alt): Likewise.
1299 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1301 * doc/tm.texi: Regenerate.
1302 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1303 (TARGET_INVALID_RETURN_TYPE): Remove.
1304 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1305 TARGET_INVALID_RETURN_TYPE.
1306 * target.def (invalid_parameter_type): Remove.
1307 (invalid_return_type): Remove.
1309 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1311 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1312 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1314 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1316 (preserve_function_body_p): No need to preserve function body
1317 * cif-codes.def (CIF_THUNK): Remove.
1318 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1320 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1322 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1324 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1326 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1329 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1331 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1332 (inline_small_functions): Do not look for function symbol when
1335 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1337 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1340 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1341 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1342 Jiong Wang <jiong.wang@arm.com>
1344 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1345 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1346 Define __ARM_FP16_ARGS when appropriate.
1347 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1349 (arm_invalid_return_type): Likewise.
1350 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1351 (TARGET_INVALID_RETURN_TYPE): Remove.
1352 (aapcs_vfp_sub_candidate): Allow HFmode.
1353 (aapcs_vfp_allocate): Add comment. Support HFmode.
1354 (aapcs_vfp_allocate_return_reg): Likewise.
1355 (struct aapcs_cp_arg_layout): Slightly reword comments for
1356 is_return_candidate and allocate_return_reg.
1357 (output_mov_vfp): Update assert.
1358 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1360 (arm_invalid_parameter_type): Remove.
1361 (amr_invalid_return_type): Remove.
1362 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1363 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1364 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1366 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1368 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1369 * config/aarch64/arch64-protos.h
1370 (aarch64_legitimize_reload_address): Remove.
1371 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1374 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1376 * configure.ac: Add ACX_NONCANONICAL_HOST.
1377 * configure: Regenerate.
1378 * Makefile.in: Set host_noncanonical.
1380 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
1383 * config/i386/i386.md (*movtf_internal): Before register allocation,
1384 do not allow FP constants for CM_MEDIUM memory model, allow only
1385 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
1386 (*movxf_internal): Ditto.
1387 (*movdf_internal): Ditto.
1388 (*movsf_internal): Ditto.
1390 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
1392 PR rtl-optimization/67483
1393 * combine.c (make_compound_operation): Don't call extract_left_shift
1394 with negative shift amounts.
1396 2016-05-13 Jakub Jelinek <jakub@redhat.com>
1399 * fold-const.c (fold_checksum_tree): Allow modification
1400 of TYPE_ALIAS_SET during folding.
1402 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
1403 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
1404 (ix86_split_to_parts): Likewise. Fix up formatting.
1406 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
1408 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
1409 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
1412 2016-05-13 Nathan Sidwell <nathan@acm.org>
1414 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
1415 (nvptx_name_replacement): Delete.
1416 (write_fn_proto, write_fn_proto_from_insn,
1417 nvptx_output_call_insn): Remove nvptx_name_replacement call.
1418 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
1419 * langhooks.c (add_builtin_funcction_common): Call
1420 targetm.mangle_decl_assembler_name.
1422 * config/nvptx/nvptx.c (write_fn_proto): Handle
1423 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
1425 2016-05-13 Martin Liska <mliska@suse.cz>
1427 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
1428 and PRIu64 in printf format.
1430 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1432 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
1435 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1437 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1438 Change --param max-completely-peeled-times to
1439 --param max-completely-peel-times in dump file printing.
1441 2016-05-13 Richard Biener <rguenther@suse.de>
1443 PR tree-optimization/42587
1444 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
1445 (find_bswap_or_nop_1): Likewise.
1446 (bswap_replace): Likewise.
1448 2016-05-13 Martin Liska <mliska@suse.cz>
1450 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1451 Initialize a variable with default value.
1453 2016-05-13 Martin Liska <mliska@suse.cz>
1455 * doc/invoke.texi: Enhance explanation of error recovery
1458 2016-05-13 Martin Liska <mliska@suse.cz>
1460 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
1461 (struct cost_pair): Change inv_expr_id (int) to inv_expr
1462 (iv_inv_expr_ent *).
1463 (struct iv_inv_expr_ent): Comment struct fields.
1464 (sort_iv_inv_expr_ent): New function.
1465 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
1466 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
1467 a hash_map between iv_inv_expr_ent and number of usages.
1468 (niter_for_exit): Fix coding style.
1469 (tree_ssa_iv_optimize_init): Use renamed variable.
1470 (determine_base_object): Fix coding style.
1471 (alloc_iv): Likewise.
1472 (find_interesting_uses_outside): Likewise.
1473 (add_candidate_1): Likewise.
1474 (add_standard_iv_candidates): Likewise.
1475 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1476 (prepare_decl_rtl): Fix coding style.
1477 (get_address_cost): Likewise.
1478 (get_shiftadd_cost): Likewise.
1479 (force_expr_to_var_cost): Likewise.
1480 (compare_aff_trees): Likewise.
1481 (get_expr_id): Restructure the function.
1482 (get_loop_invariant_expr_id): Renamed to
1483 get_loop_invariant_expr.
1484 (get_computation_cost_at): Replace usage of inv_expr_id with
1486 (get_computation_cost): Likewise.
1487 (determine_group_iv_cost_generic): Likewise.
1488 (determine_group_iv_cost_address): Likewise.
1489 (iv_period): Fix coding style.
1490 (iv_elimination_compare_lt): Likewise.
1491 (may_eliminate_iv): Likewise.
1492 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
1494 (determine_group_iv_costs): Dump invariant expressions.
1495 (iv_ca_recount_cost): Use the newly added hash_map.
1496 (iv_ca_set_remove_invariants): Fix coding style.
1497 (iv_ca_set_add_invariants): Fix coding style.
1498 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
1500 (iv_ca_set_cp): Likewise.
1501 (iv_ca_new): Initialize the newly added hash_map and remove
1502 initialization of fields.
1503 (iv_ca_free): Delete the hash_map.
1504 (iv_ca_dump): Dump invariant expressions.
1505 (iv_ca_extend): Fix coding style.
1506 (try_add_cand_for): Likewise.
1507 (create_new_ivs): Dump information about # of avg iterations and
1508 # of used invariant expressions.
1509 (rewrite_use_compare): Fix coding style.
1510 (free_loop_data): Set default value for max_inv_expr_id.
1512 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
1514 * cse.c (rest_of_handle_cse): Use cleanup_cfg
1515 returned value cse_cfg_altered computation.
1516 (rest_of_handle_cse2): Likewise.
1517 (rest_of_handle_cse_after_global_opts): Likewise.
1519 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1522 * config/arm/arm.c (arm32_output_mi_thunk): New.
1523 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
1524 to split Thumb1 vs TARGET_32BIT functionality.
1525 (arm_thumb1_mi_thunk): New.
1527 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1529 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
1532 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1535 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
1537 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
1539 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
1540 (expand_builtin_trap): Emit a regular call.
1541 (set_builtin_user_assembler_name): Remove obsolete cases.
1542 * dse.c (scan_insn): Adjust.
1543 * except.c: Include calls.h.
1544 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
1545 emit a regular call to setjmp.
1546 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
1547 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
1548 (emit_block_move_via_libcall): Delete.
1549 (block_move_fn): Delete.
1550 (init_block_move_fn): Likewise.
1551 (emit_block_move_libcall_fn): Likewise.
1552 (emit_block_op_via_libcall): New function.
1553 (set_storage_via_libcall): Tidy up and use memset builtin.
1554 (block_clear_fn): Delete.
1555 (init_block_clear_fn): Likewise.
1556 (clear_storage_libcall_fn): Likewise.
1557 (expand_assignment): Call emit_block_move_via_libcall.
1558 Do not include gt-expr.h.
1559 * expr.h (emit_block_op_via_libcall): Declare.
1560 (emit_block_copy_via_libcall): New inline function.
1561 (emit_block_move_via_libcall): Likewise.
1562 (emit_block_comp_via_libcall): Likewise.
1563 (block_clear_fn): Delete.
1564 (init_block_move_fn): Likewise.
1565 (init_block_clear_fn): Likewise.
1566 (emit_block_move_via_libcall): Likewise.
1567 (set_storage_via_libcall): Add default parameter value.
1568 * libfuncs.h (enum libfunc_index): Remove obsolete values.
1569 (abort_libfunc): Delete.
1570 (memcpy_libfunc): Likewise.
1571 (memmove_libfunc): Likewise.
1572 (memcmp_libfunc): Likewise.
1573 (memset_libfunc): Likewise.
1574 (setbits_libfunc): Likewise.
1575 (setjmp_libfunc): Likewise.
1576 (longjmp_libfunc): Likewise.
1577 (profile_function_entry_libfunc): Likewise.
1578 (profile_function_exit_libfunc): Likewise.
1579 (gcov_flush_libfunc): Likewise.
1580 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
1581 and DECL_VISIBILITY on the declaration.
1582 (init_optabs): Do not initialize obsolete libfuncs.
1583 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
1584 * tree-core.h (ECF_RET1): Define.
1585 (ECF_TM_PURE): Adjust.
1586 (ECF_TM_BUILTIN): Likewise.
1587 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
1588 (build_common_builtin_nodes): Initialize abort builtin.
1589 Add ECF_RET1 on memcpy, memmove and memset builtins.
1590 Pass final flags for alloca and alloca_with_align builtins.
1591 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
1593 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
1594 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
1595 set_storage_via_libcall and call emit_block_copy_via_libcall.
1597 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
1599 * config/i386/i386.md (*call_got_x32): Change operand 0 to
1600 DImode before it is passed to ix86_output_call_operand.
1601 (*call_value_got_x32): Ditto for operand 1.
1603 2016-05-12 Jiong Wang <jiong.wang@arm.com>
1605 PR rtl-optimization/70904
1606 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
1607 reload for wide mode.
1609 2016-05-12 Marek Polacek <polacek@redhat.com>
1612 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
1613 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
1614 * langhooks.h (incomplete_type_error): Likewise.
1615 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
1616 parameter, pass it down to incomplete_type_error.
1617 * tree.h (size_in_bytes): New inline overload.
1618 (size_in_bytes_loc): Renamed from size_in_bytes.
1620 2016-05-12 Richard Biener <rguenther@suse.de>
1622 PR tree-optimization/71059
1623 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
1624 nary before looking up or entering the expression into the VN
1626 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
1627 Make sure to re-use NARYs without result as inserted by
1630 2016-05-12 Richard Biener <rguenther@suse.de>
1632 PR tree-optimization/71062
1633 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1635 * tree-ssa-structalias.c (set_uids_in_ptset): Set
1636 vars_contains_restrict if the var is a restrict tag.
1637 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
1638 do not disambiguate pointers against it.
1639 (dump_points_to_solution): Re-structure and adjust for new
1640 vars_contains_restrict flag.
1641 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
1643 2016-05-12 Martin Liska <mliska@suse.cz>
1645 * doc/invoke.texi: Explain connection between
1646 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
1648 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
1650 PR tree-optimization/71006
1651 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
1652 consider COND_EXPR as a mask producer.
1654 2016-05-12 Marek Polacek <polacek@redhat.com>
1657 * opts.c (common_handle_option): Detect missing argument for --help^.
1659 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1662 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
1663 when popping the PC and within an interrupt handler routine.
1664 Add missing tab to output of "ldmfd".
1665 (output_return_instruction): Output LDMFD with SP update rather
1666 than POP when returning from interrupt handler.
1668 2016-05-12 Jakub Jelinek <jakub@redhat.com>
1670 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
1671 TARGET_64BIT && TARGET_AVX512DQ.
1672 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
1673 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
1674 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
1675 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
1676 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
1677 (*vec_extractv4si_zext): Add avx512dq alternative.
1678 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
1679 use v instead of x constraint in other alternatives where possible.
1681 * config/i386/sse.md (sse2_loadld): Use v instead of x
1682 constraint in alternatives 0,1,4.
1684 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
1685 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
1686 v constraints instead of x and <pinsr_evex_isa> isa attribute.
1689 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
1690 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
1691 is not emitted unless TARGET_AVX512BW.
1692 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
1693 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
1694 for the result operand.
1696 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
1697 constraint instead of x in avx alternatives. Use maybe_evex instead
1700 * config/i386/constraints.md (Yv): New constraint.
1701 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
1702 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
1703 * config/i386/i386.md (avx512fvecmode): New mode attr.
1704 (*pushtf): Use v constraint instead of x.
1705 (*movtf_internal): Likewise. For TARGET_AVX512VL and
1706 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
1707 (*absneg<mode>2): Use Yv constraint instead of x constraint.
1708 (*absnegtf2_sse): Likewise.
1709 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
1710 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
1711 avx512f alternatives.
1712 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
1714 2016-05-12 Richard Biener <rguenther@suse.de>
1716 PR tree-optimization/71060
1717 * tree-data-ref.c (initialize_data_dependence_relation): Do not
1718 require exact match of DR_BASE_OBJECT but only matching address and
1721 2016-05-12 Richard Biener <rguenther@suse.de>
1723 PR tree-optimization/70986
1724 * cfganal.c: Include cfgloop.h.
1725 (dfs_find_deadend): Prefer to take edges exiting loops.
1727 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1729 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
1730 compile and run time.
1732 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
1735 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
1737 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
1739 * config/i386/i386.c (legitimize_pic_address): Use
1740 copy_to_suggested_reg instead of gen_movsi.
1742 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1744 * config/rs6000/predicates.md (quad_memory_operand): Move most of
1745 the code into quad_address_p and call it to share code with
1746 vsx_quad_dform_memory_operand.
1747 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
1749 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
1750 bit instead of being a separate word. Split -mpower9-dform into
1751 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1752 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
1753 for the register class supporting 128-bit quad word memory offsets.
1754 (mode_supports_vsx_dform_quad): Helper function to return if the
1755 register class uses quad word memory offsets.
1756 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
1757 (rs6000_debug_reg_global): Always print if we are using LRA or not.
1758 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
1759 instructions are enabled, set up the appropriate addr_masks for
1761 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
1762 -mpower9-dform-scalar, instead of -mpower9-dform.
1763 (rs6000_option_override_internal): Split -mpower9-dform into two
1764 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
1765 -mpower9-dform switch sets or clears both. If we are not using
1766 the LRA register allocator, do not enable -mpower9-dform-vector by
1767 default. If we are using LRA, enable -mpower9-dform-vector and
1768 -mvsx-timode if it is appropriate. Issue a warning if either
1769 -mpower9-dform-vector or -mvsx-timode are explicitly used without
1771 (quad_address_offset_p): New helper function to return if the
1772 offset is legal for quad word memory instructions.
1773 (quad_address_p): New function to determin if GPR or vector
1774 register quad word memory addresses are legal.
1775 (mem_operand_gpr): Validate quad word address offsets.
1776 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
1777 d-form (register + offset) instructions.
1778 (offsettable_ok_by_alignment): Likewise.
1779 (rs6000_legitimate_offset_address_p): Likewise.
1780 (legitimate_lo_sum_address_p): Likewise.
1781 (rs6000_legitimize_address): Likewise.
1782 (rs6000_legitimize_reload_address): Add more debug statements for
1784 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
1785 d-form instructions.
1786 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
1787 d-form instructions. Distinguish different cases in debug
1788 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
1789 d-form instructions.
1790 (rs6000_preferred_reload_class): Likewise.
1791 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
1792 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
1793 of the ISA 2.06 indexed memory instructions.
1794 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
1795 use them to save/restore the saved vector registers instead of
1796 using Altivec instructions.
1797 (rs6000_emit_epilogue): Likewise.
1798 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
1799 (rs6000_opt_masks): Split -mpower9-dform into
1800 -mpower9-dform-scalar and -mpower9-dform-vector.
1801 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
1803 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
1804 ISA 3.0 vector indexed memory instructions, and fold the code into
1805 the normal mov<mode> patterns.
1806 (p9_vecstore_<mode>): Likewise.
1807 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
1809 (vsx_movti_64bit): Likewise.
1810 (vsx_movti_32bit): Likewise.
1811 * config/rs6000/constraints.md (wO constraint): New constraint for
1812 ISA 3.0 vector d-form support.
1813 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
1814 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
1815 include -mpower9-dform-vector until we switch over to LRA.
1816 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
1817 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1818 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
1819 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1820 for -mpower9-dform and -mlra.
1821 * doc/md.texi (wO constraint): Document wO constraint.
1823 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
1825 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
1826 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
1827 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
1828 Move handling of non-insn arguments inline into the sole user:
1829 (output_trans_func): ...here.
1830 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
1831 in emitted function prototype.
1832 (output_internal_insn_latency_func): Ditto. Simplify.
1833 (output_internal_maximal_insn_latency_func): Ditto. Delete
1834 always-unused argument.
1835 (output_insn_latency_func): Ditto.
1836 (output_maximal_insn_latency_func): Ditto.
1838 2016-05-11 Richard Biener <rguenther@suse.de>
1840 PR tree-optimization/71055
1841 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
1842 sth with precision not equal to access size verify we don't chop
1845 2016-05-11 Richard Biener <rguenther@suse.de>
1848 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
1849 (dwarf2out_finish): Move retry_incomplete_types call ...
1850 (dwarf2out_early_finish): ... here.
1852 2016-05-11 Richard Biener <rguenther@suse.de>
1855 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
1856 if the langhook insists on it.
1857 * fold-const.c (make_bit_field_ref): Add arg for the original
1858 reference and preserve its alias-set.
1859 (decode_field_reference): Take exp by reference and adjust it
1860 to the original memory reference.
1861 (optimize_bit_field_compare): Adjust callers.
1862 (fold_truth_andor_1): Likewise.
1863 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
1865 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
1868 * cfgrtl.h (delete_insn_and_edges): Now return bool.
1869 * cfgrtl.c (delete_insn_and_edges): Likewise.
1870 * config/i386/i386.c (convert_scalars_to_vector): Remove
1872 * cse.c (cse_insn): Compute cse_cfg_altered.
1873 (delete_trivially_dead_insns): Likewise.
1874 (cse_cc_succs): Likewise.
1875 (rest_of_handle_cse): Free dominance info if required.
1876 (rest_of_handle_cse2): Likewise.
1877 (rest_of_handle_cse_after_global_opts): Likewise.
1879 2016-05-11 Alan Modra <amodra@gmail.com>
1881 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
1882 abi_v4_pass_in_fpr): New functions.
1883 (rs6000_function_arg_boundary): Exclude complex IBM long double
1884 from 64-bit alignment when ABI_V4.
1885 (rs6000_function_arg, rs6000_function_arg_advance_1,
1886 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
1888 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
1890 PR rtl-optimization/71028
1891 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
1892 jump with just a return in the fallthrough block if the branch
1893 block contains just a return as well.
1895 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
1897 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
1898 * match.pd ((X & Y) ^ Y): ... this.
1899 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
1900 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
1902 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1904 * read-md.c (require_char_ws): New function.
1905 (read_string): Simplify using require_char_ws.
1906 (handle_constants): Likewise.
1907 (handle_enum): Likewise.
1908 (handle_file): Likewise.
1909 * read-md.h (require_char_ws): New declaration.
1910 * read-rtl.c (read_conditions): Simplify using require_char_ws.
1911 (read_mapping): Likewise.
1912 (read_rtx_code): Likewise.
1913 (read_nested_rtx): Likewise.
1915 2016-05-10 James Norris <jnorris@codesourcery.com>
1917 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
1918 if offloading is enabled and -fopenacc or -fopenmp is specified.
1919 (CRTOFFLOADEND): Likewise.
1920 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
1921 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
1923 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
1925 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
1926 gotoff_operand code paths. Use copy_to_suggested_regs and
1927 expand_simple_binop where appropriate. Cleanup.
1929 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1932 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
1934 (dimode_scalar_chain::vector_const_cost): New.
1935 (dimode_scalar_chain::compute_convert_gain): Handle constants.
1936 (dimode_scalar_chain::convert_op): Likewise.
1937 (dimode_scalar_chain::convert_insn): Likewise.
1939 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1941 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
1942 unary operation, not a binary one.
1944 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1947 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
1948 calls with type casted fndecl.
1950 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1952 PR tree-optimization/70786
1953 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
1954 * calls.c (initialize_argument_information): Bind bounds
1955 with corresponding args passed by reference.
1957 2016-05-10 Jakub Jelinek <jakub@redhat.com>
1960 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
1961 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
1962 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
1965 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1968 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
1969 code for a zero scale factor.
1970 (vsx_xvcvdpuxds_scale): Likewise.
1972 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1974 * diagnostic-show-locus.c (layout::layout): Call show_ruler
1975 if show_ruler_p was set on the context.
1976 (layout::show_ruler): New method.
1977 * diagnostic.h (struct diagnostic_context): Add field
1980 2016-05-10 Richard Biener <rguenther@suse.de>
1982 PR tree-optimization/71039
1983 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
1984 (chk_uses): New function.
1985 (propagate_with_phi): Verify we can safely replicate the lhs of an
1986 aggregate assignment on all incoming edges.
1988 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
1990 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
1992 (rx_atomic_sequence): New class.
1993 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
1994 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
1996 (rx_atomic_sequence::rx_atomic_sequence,
1997 rx_atomic_sequence::~rx_atomic_sequence): New functions.
1998 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
1999 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
2000 CTRLREG_INTB): New constants.
2001 (FETCHOP): New code iterator.
2002 (fethcop_name, fetchop_name2): New iterator code attributes.
2003 (QIHI): New mode iterator.
2004 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
2005 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
2006 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2008 2016-05-10 Martin Liska <mliska@suse.cz>
2010 * tree-inline.c (remap_dependence_clique): Do not remap
2011 debugging statements.
2013 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2015 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2016 ("*fixuns_truncdfdi2_z13")
2017 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2018 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2019 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2021 2016-05-10 Richard Biener <rguenther@suse.de>
2023 PR tree-optimization/70497
2024 PR tree-optimization/28367
2025 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2027 (visit_reference_op_load): ... here.
2028 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2029 with simplified BIT_FIELD_REFs.
2030 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2031 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2034 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2036 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2037 documentation comment. For BLOCK nodes, add a
2038 DW_AT_abstract_origin attribute that points to the DIE generated
2039 for the origin BLOCK.
2040 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2041 blocks from inlined functions.
2043 2016-05-10 Alan Modra <amodra@gmail.com>
2046 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2047 regrename modifying insns saving lr before __morestack call.
2048 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2049 insns restoring lr after __morestack call.
2051 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2053 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2054 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2056 * config/i386/sse.md (vec_interleave_high<mode>,
2057 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2058 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2060 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2062 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2063 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2064 parallel reassociation for power8 and forward.
2066 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2068 * config/i386/i386.md (absneg splitters with general regs): Use
2069 general_reg_operand predicate.
2070 (btsq peephole2): Use x86_64_immediate_operand to check if new
2071 value is suitable for immediate operand. Generate emitted insn
2072 using RTL expressions.
2073 (btcq peephole2): Ditto.
2074 (btrq peephole2): Ditto. Generate correct immediate operand
2077 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2079 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2082 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2084 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2085 pointer dereference.
2087 2016-05-09 Richard Biener <rguenther@suse.de>
2089 PR tree-optimization/70985
2090 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2091 op0 isn't a gimple register.
2093 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2095 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2096 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2097 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2098 (i6400_fpu_mult): New cpu units.
2099 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2100 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2101 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2102 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2103 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2104 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2105 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2106 (i6400_msa_long_float4, i6400_msa_long_float5)
2107 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2108 (i6400_msa_fdiv_sf): New reservations.
2109 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2110 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2111 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2112 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2113 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2114 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2115 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2116 (msa_short_store4, msa_long_load, msa_short_store)
2117 (msa_long_logic, msa_long_float2, msa_long_float4)
2118 (msa_long_float5, msa_long_float8, msa_long_mult)
2119 (msa_long_fdiv, msa_long_div): New reservations.
2121 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2122 Sameera Deshpande <sameera.deshpande@imgtec.com>
2123 Matthew Fortune <matthew.fortune@imgtec.com>
2124 Graham Stott <graham.stott@imgtec.com>
2125 Chao-ying Fu <chao-ying.fu@imgtec.com>
2127 * config.gcc: Add MSA header file for mips*-*-* target.
2128 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2129 (Ubv8i, Urv8): New constraints.
2130 * config/mips/mips-ftypes.def: Add function types for MSA
2132 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2133 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2134 * config/mips/mips-msa.md: New file.
2135 * config/mips/mips-protos.h
2136 (mips_split_128bit_const_insns): New prototype.
2137 (mips_msa_idiv_insns): Likewise.
2138 (mips_split_128bit_move): Likewise.
2139 (mips_split_128bit_move_p): Likewise.
2140 (mips_split_msa_copy_d): Likewise.
2141 (mips_split_msa_insert_d): Likewise.
2142 (mips_split_msa_fill_d): Likewise.
2143 (mips_expand_msa_branch): Likewise.
2144 (mips_const_vector_same_val_p): Likewise.
2145 (mips_const_vector_same_bytes_p): Likewise.
2146 (mips_const_vector_same_int_p): Likewise.
2147 (mips_const_vector_shuffle_set_p): Likewise.
2148 (mips_const_vector_bitimm_set_p): Likewise.
2149 (mips_const_vector_bitimm_clr_p): Likewise.
2150 (mips_msa_vec_parallel_const_half): Likewise.
2151 (mips_msa_output_division): Likewise.
2152 (mips_ldst_scaled_shift): Likewise.
2153 (mips_expand_vec_cond_expr): Likewise.
2154 * config/mips/mips.c (enum mips_builtin_type): Add
2155 MIPS_BUILTIN_MSA_TEST_BRANCH.
2156 (mips_gen_const_int_vector_shuffle): New prototype.
2157 (mips_const_vector_bitimm_set_p): New function.
2158 (mips_const_vector_bitimm_clr_p): Likewise.
2159 (mips_const_vector_same_val_p): Likewise.
2160 (mips_const_vector_same_bytes_p): Likewise.
2161 (mips_const_vector_same_int_p): Likewise.
2162 (mips_const_vector_shuffle_set_p): Likewise.
2163 (mips_symbol_insns): Forbid loading symbols via immediate for
2165 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2167 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2169 (mips_lx_address_p): Add support load indexed address for MSA.
2170 (mips_address_insns): Add calculation of instructions needed for
2171 stores and loads for MSA.
2172 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2173 CONST_VECTOR for MSA and let it fall through.
2174 (mips_ldst_scaled_shift): New function.
2175 (mips_subword_at_byte): Likewise.
2176 (mips_msa_idiv_insns): Likewise.
2177 (mips_legitimize_move): Validate MSA moves.
2178 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2179 calculation of costs for MSA division.
2180 (mips_split_move_p): Check if MSA moves need splitting.
2181 (mips_split_move): Split MSA moves if necessary.
2182 (mips_split_128bit_move_p): New function.
2183 (mips_split_128bit_move): Likewise.
2184 (mips_split_msa_copy_d): Likewise.
2185 (mips_split_msa_insert_d): Likewise.
2186 (mips_split_msa_fill_d): Likewise.
2187 (mips_output_move): Handle MSA moves.
2188 (mips_expand_msa_branch): New function.
2189 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2190 Reinstate 'y' modifier.
2191 (mips_file_start): Add MSA .gnu_attribute.
2192 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2194 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2195 (mips_class_max_nregs): Add register size for MSA supported mode.
2196 (mips_cannot_change_mode_class): Allow conversion between MSA
2197 vector modes and TImode.
2198 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2200 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2201 (mips_preferred_simd_mode): Add preffered modes for MSA.
2202 (mips_vector_mode_supported_p): Add MSA supported modes.
2203 (mips_autovectorize_vector_sizes): New function.
2204 (mips_msa_output_division): Likewise.
2205 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2206 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2207 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2208 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2209 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2210 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2211 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2212 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2213 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2214 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2215 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2216 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2217 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2218 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2219 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2220 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2221 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2222 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2223 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2224 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2225 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2226 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2227 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2228 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2229 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2230 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2231 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2232 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2233 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2234 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2235 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2236 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2237 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2238 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2239 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2240 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2241 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2242 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2243 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2244 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2245 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2246 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2247 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2248 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2249 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2250 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2251 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2252 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2253 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2254 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2255 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2256 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2257 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2258 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2259 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2260 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2261 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2262 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2263 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2264 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2265 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2266 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2267 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2268 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2269 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2270 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2271 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2272 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2273 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2274 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2275 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2276 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2277 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2278 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2279 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2280 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2281 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2282 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2283 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2284 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2285 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2286 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2287 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2288 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2289 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2290 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2291 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2292 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2293 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2294 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2295 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2296 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2297 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2298 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2299 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2300 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2301 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2302 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2303 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2304 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2305 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2306 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2307 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2308 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2309 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2310 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2311 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2312 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2313 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2314 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2315 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2316 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2317 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2318 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2319 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2320 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2321 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2322 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2323 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2324 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2325 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2326 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2327 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2328 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2329 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2330 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2331 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2332 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2333 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2334 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2335 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2336 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2337 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2338 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2339 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2340 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2341 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2342 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2343 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2344 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2345 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2346 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2347 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2348 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2349 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2350 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2351 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2352 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2353 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2354 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2355 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2357 (mips_get_builtin_decl_index): New array.
2358 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2359 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2360 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2361 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2362 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2364 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2366 (mips_expand_builtin_insn): Prepare operands for
2367 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2368 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2369 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2370 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2371 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2372 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2373 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2374 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2375 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2376 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2377 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2378 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
2379 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
2380 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
2381 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
2382 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
2383 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
2384 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
2385 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
2386 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
2387 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
2388 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
2389 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
2390 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
2391 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
2392 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
2393 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
2394 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
2395 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
2396 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
2397 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
2398 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
2399 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
2400 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
2401 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
2402 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
2403 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
2404 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
2405 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
2406 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
2407 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
2408 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
2409 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
2410 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
2411 These are set implicitly and an error is reported if overridden.
2412 (mips_expand_builtin_msa_test_branch): New function.
2413 (mips_expand_msa_shuffle): Likewise.
2414 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
2415 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
2416 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
2417 (mips_expand_vec_unpack): Add support for MSA.
2418 (mips_expand_vector_init): Likewise.
2419 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
2420 instead of const0_rtx.
2421 (mips_msa_vec_parallel_const_half): New function.
2422 (mips_gen_const_int_vector): Likewise.
2423 (mips_gen_const_int_vector_shuffle): Likewise.
2424 (mips_expand_msa_cmp): Likewise.
2425 (mips_expand_vec_cond_expr): Likewise.
2426 * config/mips/mips.h
2427 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
2428 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
2430 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
2431 (ISA_HAS_MSA): New macro.
2432 (UNITS_PER_MSA_REG): Likewise.
2433 (BITS_PER_MSA_REG): Likewise.
2434 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
2435 (MSA_REG_FIRST): New macro.
2436 (MSA_REG_LAST): Likewise.
2437 (MSA_REG_NUM): Likewise.
2438 (MSA_REG_P): Likewise.
2439 (MSA_REG_RTX_P): Likewise.
2440 (MSA_SUPPORTED_MODE_P): Likewise.
2441 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
2442 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
2443 * config/mips/mips.md: Include mips-msa.md.
2444 (alu_type): Add simd_add.
2445 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
2446 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
2447 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
2448 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
2449 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
2450 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
2451 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
2452 simd_move, simd_load, simd_store. Choose "multi" for moves
2454 (qword_mode): New attribute.
2455 (insn_count): Add instruction count for quad moves.
2456 Increase the count for MIPS SIMD division.
2457 (UNITMODE): Add UNITMODEs for vector types.
2458 (addsub): New code iterator.
2459 * config/mips/mips.opt (mmsa): New option.
2460 * config/mips/msa.h: New file.
2461 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
2463 * config/mips/mti-linux.h: Likewise.
2464 * config/mips/predicates.md
2465 (const_msa_branch_operand): New constraint.
2466 (const_uimm3_operand): Likewise.
2467 (const_uimm4_operand): Likewise.
2468 (const_uimm5_operand): Likewise.
2469 (const_uimm8_operand): Likewise.
2470 (const_imm5_operand): Likewise.
2471 (aq10b_operand): Likewise.
2472 (aq10h_operand): Likewise.
2473 (aq10w_operand): Likewise.
2474 (aq10d_operand): Likewise.
2475 (const_m1_operand): Likewise.
2476 (reg_or_m1_operand): Likewise.
2477 (const_exp_2_operand): Likewise.
2478 (const_exp_4_operand): Likewise.
2479 (const_exp_8_operand): Likewise.
2480 (const_exp_16_operand): Likewise.
2481 (const_vector_same_val_operand): Likewise.
2482 (const_vector_same_simm5_operand): Likewise.
2483 (const_vector_same_uimm5_operand): Likewise.
2484 (const_vector_same_uimm6_operand): Likewise.
2485 (const_vector_same_uimm8_operand): Likewise.
2486 (par_const_vector_shf_set_operand): Likewise.
2487 (reg_or_vector_same_val_operand): Likewise.
2488 (reg_or_vector_same_simm5_operand): Likewise.
2489 (reg_or_vector_same_uimm6_operand): Likewise.
2490 * doc/extend.texi (MIPS SIMD Architecture Functions): New
2492 * doc/invoke.texi (-mmsa): Document new option.
2494 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2496 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
2497 * configure: Regenerate.
2498 * config.in: Regenerate.
2499 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
2501 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
2502 (ENDFILE_VTV_SPEC): Define.
2504 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
2506 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
2507 registers in all interrupt handlers if necessary.
2508 (rl78_option_override): Add warning.
2509 (MUST_SAVE_MDUC_REGISTERS): New macro.
2510 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
2511 * config/rl78/rl78.c (check_mduc_usage): New function.
2512 (mduc_regs): New structure to hold MDUC register data.
2513 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
2514 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
2515 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
2516 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
2517 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
2518 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
2520 2016-05-09 Bin Cheng <bin.cheng@arm.com>
2522 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
2523 (tree-ssa-loop-niter.h): Ditto.
2524 (idx_within_array_bound, ref_within_array_bound): New functions.
2525 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
2526 Factor out check on writable base object to ...
2527 (base_object_writable): ... here.
2529 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2531 * config/arm/arm.md (probe_stack): Add modes to set source
2534 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
2536 * regrename.c (base_reg_class_for_rename): New static function.
2537 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
2539 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
2541 * cgraph.c (thunk_adjust): Export.
2542 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
2543 * cgraphunit.c (thunk_adjust): Export.
2544 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
2546 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
2548 * tree-inline.c (expand_call_inline): Expand thunks inline.
2550 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
2553 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
2554 (*sse2_vd_cvtss2sd): Ditto.
2555 * config/i386/i386.md
2556 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
2557 Generate *sse2_vd_cvtsd2ss pattern.
2558 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
2559 Generate *sse2_vd_cvtss2sd pattern.
2561 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2563 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
2564 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
2567 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2569 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
2570 * config/sh/sh.c: Define and declare variables on first use throughout
2572 (current_function_interrupt): Change to bool type.
2573 (frame_insn): Rename to emit_frame_insn and update users.
2574 (push_regs): Use bool for 'interrupt_handler' argument.
2575 (save_schedule_s): Remove.
2576 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
2577 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
2578 targetm.asm_out.unaligned_op.di.
2579 (gen_far_branch): Remove redundant forward declaration.
2580 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
2581 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
2582 (sh_set_return_address, sh_function_ok_for_sibcall,
2583 scavenge_reg): Update comments.
2584 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
2585 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
2586 (sh_attr_renesas_p): Remove unnecessary parentheses.
2587 (branch_dest): Simplify.
2588 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
2589 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
2590 (CUMULATIVE_ARGS): Change macro to typedef.
2591 (current_function_interrupt): Change to bool type.
2592 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
2593 Surround with __cplusplus ifdef.
2594 (sh_compare_op0, sh_compare_op1): Remove.
2595 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
2597 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
2599 * config/arm/arm.md: (arch): Add neon.
2600 (arch_enabled): Return yes for arch neon when TARGET_NEON.
2601 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
2602 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
2603 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
2604 attributes for alt renumbering. Mark alt 3 as non-predicable.
2605 (thumb2_movdf_vfp): Likewise.
2607 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
2609 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
2610 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
2611 (*andqi_1): Add preferred_for_speed attribute to disparage
2612 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
2613 (*<code>qi_1): Ditto.
2614 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
2615 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
2616 (*ashlqi3_1): Ditto.
2617 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
2618 Add preferred_for_size attribute to disparage alternative 0 and
2619 preferred_for_speed attribute to disparage alternative 1 for
2620 TARGET_PARTIAL_REG_STALL targets.
2622 2016-05-07 Tom de Vries <tom@codesourcery.com>
2624 PR tree-optimization/70956
2625 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
2628 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
2630 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
2631 * config/sh/sh.c (sh_cbranch_distance): Implement it.
2632 * config/sh/sh.md (branch_zero): Remove define_attr.
2633 (define_delay): Disable delay slot if branch distance is one insn.
2635 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2637 * config/i386/i386.md (LEAMODE): New mode attribute.
2638 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
2639 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
2640 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
2641 operand 2 predicate.
2642 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
2643 (*lea<mode>_general_3): Ditto.
2644 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
2646 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2648 * genmddump.c (main): Convert argv from char ** to const char **.
2650 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2652 * coretypes.h (OVERRIDE): New macro.
2655 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
2657 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
2658 allow coalescing if the types are compatible.
2660 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2662 * pass_manager.h (pass_manager::register_pass_name): New method.
2663 (pass_manager::get_pass_by_name): New method.
2664 (pass_manager::create_pass_tab): New method.
2665 (pass_manager::m_name_to_pass_map): New field.
2666 * passes.c (name_to_pass_map): Delete global in favor of field
2667 "m_name_to_pass_map" of pass_manager.
2668 (register_pass_name): Rename from a function to...
2669 (pass_manager::register_pass_name): ...this method, updating
2670 for renaming of global "name_to_pass_map" to field
2671 "m_name_to_pass_map".
2672 (create_pass_tab): Rename from a function to...
2673 (pass_manager::create_pass_tab): ...this method, updating
2674 for renaming of global "name_to_pass_map" to field.
2675 (get_pass_by_name): Rename from a function to...
2676 (pass_manager::get_pass_by_name): ...this method.
2677 (enable_disable_pass): Convert use of get_pass_by_name to
2678 a method call, locating the pass_manager singleton.
2680 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2682 * genattr-common.c (main): Convert argv from char ** to const char **.
2683 * genattr.c (main): Likewise.
2684 * genattrtab.c (main): Likewise.
2685 * genautomata.c (initiate_automaton_gen): Likewise.
2687 * gencodes.c (main): Likewise.
2688 * genconditions.c (main): Likewise.
2689 * genconfig.c (main): Likewise.
2690 * genconstants.c (main): Likewise.
2691 * genemit.c (main): Likewise.
2692 * genenums.c (main): Likewise.
2693 * genextract.c (main): Likewise.
2694 * genflags.c (main): Likewise.
2695 * genmddeps.c (main): Likewise.
2696 * genopinit.c (main): Likewise.
2697 * genoutput.c (main): Likewise.
2698 * genpeep.c (main): Likewise.
2699 * genpreds.c (main): Likewise.
2700 * genrecog.c (main): Likewise.
2701 * gensupport.c (init_rtx_reader_args_cb): Likewise.
2702 (init_rtx_reader_args): Likewise.
2703 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2704 (init_rtx_reader_args): Likewise.
2705 * gentarget-def.c (main): Likewise.
2706 * read-md.c (read_md_files): Likewise.
2707 * read-md.h (read_md_files): Likewise.
2709 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2711 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
2712 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
2713 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
2714 Remove unused predicate.
2715 (register_and_not_fp_reg_operand): Ditto.
2717 2016-05-06 Martin Liska <mliska@suse.cz>
2719 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
2720 instead of vec as the vector is local to the function.
2722 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2724 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
2725 avx512bw alternative.
2727 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
2728 before the ashr<mode>3 pattern.
2730 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
2731 v instead of x in vex or maybe_vex alternatives, use
2732 maybe_evex instead of vex in prefix.
2734 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
2735 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
2736 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
2737 in vex or maybe_vex alternatives, use maybe_evex instead of vex
2740 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
2741 v instead of x in vex or maybe_vex alternatives, use
2742 maybe_evex instead of vex in prefix.
2744 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
2745 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
2746 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
2747 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
2748 alternatives, use maybe_evex instead of vex in prefix.
2750 * config/i386/sse.md (vec_interleave_lowv4sf,
2751 *vec_interleave_highv2df, *vec_interleave_lowv2df): 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_movhlps, sse_movlhps): Use
2756 v instead of x in vex or maybe_vex alternatives, use
2757 maybe_evex instead of vex in prefix.
2759 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
2760 v constraint instead of x.
2762 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
2764 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
2765 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
2768 2016-05-06 Richard Biener <rguenther@suse.de>
2770 PR tree-optimization/70948
2771 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2772 Properly clobber all fields of va_list for __builtin_va_start.
2774 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2777 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
2778 loop latch destination.
2780 2016-05-06 Martin Liska <mliska@suse.cz>
2782 * tree-ssa-uninit.c: Apply manual changes
2783 to the GNU coding style.
2784 (prune_uninit_phi_opnds): Rename from
2785 prune_uninit_phi_opnds_in_unrealizable_paths.
2787 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2789 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
2790 mspace): Remove deprecated options.
2791 * doc/invoke.texi (SH options): Remove -mspace.
2793 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2795 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
2797 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2799 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
2800 corresponding combine split pattern.
2802 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2805 * config/sh/predicates.md (long_displacement_mem_operand): New.
2806 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
2807 Add movi20, movi20s alternatives. Adjust length attribute for
2809 (movsi_ie): Allow for any FPU. Adjust length attribute for
2811 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
2812 attribute for alternatives.
2813 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
2814 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
2815 length attribute for alternatives.
2817 2016-05-06 Richard Biener <rguenther@suse.de>
2819 PR tree-optimization/70960
2820 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
2822 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2825 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
2826 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
2828 2016-05-06 Marek Polacek <polacek@redhat.com>
2831 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
2833 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2836 * config/sh/sh.md (*rotcr): Add another variant.
2838 2016-05-06 Richard Biener <rguenther@suse.de>
2841 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
2843 2016-05-06 Richard Biener <rguenther@suse.de>
2846 * fold-const.c (split_tree): Always convert to the original type
2849 2016-05-06 Richard Biener <rguenther@suse.de>
2851 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
2852 (fwprop_addr): Likewise.
2854 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2857 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
2859 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
2860 * config/i386/i386.md (push mem splitter): Use find_constant_src in
2861 the splitter condition.
2862 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
2863 the splitter condition.
2864 (FP float_extend load splitter): Ditto.
2866 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
2868 * config/i386/i386.md (peehole2 patterns): Change true_regnum
2869 to REGNO in all peephole2 patterns.
2870 (post-reload splitters): Change true_regnum to REGNO in
2871 post-reload splitters.
2872 (zero_extend splitters): Use general_reg_operand and
2873 nonimmediate_gr_operand predicates.
2875 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2877 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
2878 v constraint instead of x.
2880 2016-05-05 Alan Modra <amodra@gmail.com>
2883 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
2884 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
2885 TARGET_NO_FP_IN_TOC for -mrelocatable.
2886 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
2887 TARGET_RELOCATABLE test.
2888 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2889 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2890 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2891 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2892 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2893 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2894 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2895 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2896 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
2897 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2899 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
2900 (rs6000_stack_info): Likewise.
2901 (rs6000_elf_asm_out_constructor): Likewise.
2902 (rs6000_elf_asm_out_destructor): Likewise.
2903 (rs6000_elf_declare_function_name): Likewise.
2904 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
2905 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
2908 2016-05-05 Alan Modra <amodra@gmail.com>
2910 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
2912 2016-05-05 Alan Modra <amodra@gmail.com>
2914 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
2915 out-of-line gpr restore for one or two regs if that would add
2918 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
2921 * config/i386/i386.md
2922 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
2923 Change to post-epilogue_completed late splitter. Use sse_reg_operand
2924 as operand 0 predicate.
2925 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
2927 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
2928 Ditto. Emit the pattern using RTX.
2930 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
2931 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
2932 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
2933 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
2935 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
2936 sse_reg_operand as operand 0 predicate.
2938 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
2939 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
2940 instead of gen_rtx_REG.
2941 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
2944 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2946 * function.c (emit_use_return_register_into_block): Delete.
2947 (gen_return_pattern): Delete.
2948 (emit_return_into_block): Delete.
2949 (active_insn_between): Delete.
2950 (convert_jumps_to_returns): Delete.
2951 (emit_return_for_exit): Delete.
2952 (thread_prologue_and_epilogue_insns): Delete all code dealing with
2953 simple_return for shrink-wrapped blocks.
2954 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
2955 end of blocks that need one.
2956 (get_unconverted_simple_return): Delete.
2957 (convert_to_simple_return): Delete.
2958 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
2959 (convert_to_simple_return): Ditto.
2961 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2963 * cfgcleanup.c (bb_is_just_return): New function.
2964 (try_optimize_cfg): Simplify jumps to return, branches to return,
2965 and branches around return.
2967 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2969 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
2972 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2976 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
2977 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
2978 assert flags & OEP_HASH_CHECK, instead of asserting it
2979 never happens. Handle TARGET_EXPR.
2980 * fold-const.c (operand_equal_p): For hash verification,
2981 or in OEP_HASH_CHECK into flags.
2983 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
2985 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
2987 (compute_samebase_partition_bases): Fix typo.
2989 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2991 * config/i386/sse.md (vec_interleave_highv8sf,
2992 vec_interleave_lowv8sf, vec_interleave_highv4df,
2993 vec_interleave_lowv4df): Remove constraints from expanders.
2995 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
2997 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2999 * tree-inline.c (expand_call_inline): Fix path dealing with
3000 making lhs of call statement undefined.
3002 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3004 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
3005 Check availability on NODE, too.
3006 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
3007 (cgraph_node::call_for_symbol_and_aliases): Likewise.
3008 (varpool_node::call_for_symbol_and_aliase): Likewise.
3009 * ipa-pure-const.c (add_new_function): Analyze all bodies.
3010 (propagate_pure_const): Propagate across interposable functions, too.
3011 (skip_function_for_local_pure_const): Do not skip interposable bodies
3013 (pass_local_pure_const::execute): Update.
3015 2016-05-04 Marek Polacek <polacek@redhat.com>
3017 * doc/invoke.texi: Document -Wdangling-else.
3019 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3021 * config.gcc: Error out when conflicting multilib is detected. Do not
3022 loop over multilibs since no combination is legal.
3024 2016-05-04 Alan Modra <amodra@gmail.com>
3026 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3027 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3028 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3031 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3033 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3034 Clean up p5600 comments.
3036 2016-05-04 Richard Biener <rguenther@suse.de>
3038 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3039 constructor simplifications.
3040 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3042 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3044 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3045 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3046 result.set_rtx is null instead of aborting.
3047 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3049 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3050 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3051 *mov<mode>_store_postinc): New patterns.
3053 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3055 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3056 as commutative. Check both conversions are NOP.
3057 ((A & B) OP (C & B)): Remove.
3059 2016-05-04 Alan Modra <amodra@gmail.com>
3061 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3063 2016-05-04 Alan Modra <amodra@gmail.com>
3066 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3067 when cr2,3,4 are all fixed regs.
3069 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3071 PR rtl-optimization/57193
3072 * opts.c (default_options_table): Revert OPT_frename_registers change.
3073 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3075 2016-05-03 Martin Sebor <msebor@redhat.com>
3078 * builtins.c (fold_builtin_FILE): New function.
3079 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3080 (fold_builtin_0): Call them.
3081 * gimplify.c (gimplify_call_expr): Remove the handling of
3082 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3085 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3086 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3090 * doc/extend.texi (Function Names as Strings): Update __func__,
3091 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3094 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3095 Richard Biener <rguenther@suse.de>
3097 PR tree-optimization/70916
3098 * tree-if-conv.c: Include cfganal.h.
3099 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3100 and remove_fake_exit_edges around the optimization pass.
3102 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3104 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3105 (cgraph_edge::make_direct): Likewise.
3106 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3107 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3108 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3109 (CIF_THUNK): New code.
3110 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3111 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3112 (compute_inline_parameters): Set inline_failed for thunks.
3113 (inline_analyze_function): Cleanup.
3114 * ipa-inline.c (can_inline_edge_p): Do not deal with
3115 call_stmt_cannot_inline_p.
3116 (can_early_inline_edge_p): Likewise.
3117 (early_inliner): Initialize inline_failed.
3118 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3120 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3122 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3123 from nonimm_ssenomem_operand.
3124 (nonimm_ssenomem_operand): New predicate.
3125 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3126 as operand 0 predicate.
3127 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3128 Disable unsupported alternatives using "enabled" attribute.
3129 Use register_ssemem_operand as operand 0 predicate.
3130 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3132 2016-05-03 Marek Polacek <polacek@redhat.com>
3135 * input.c (expansion_point_location): New function.
3136 * input.h (expansion_point_location): Declare.
3138 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3140 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3141 occurence with frame_offset_ ones.
3143 2016-05-03 Alan Modra <amodra@gmail.com>
3145 PR rtl-optimization/70890
3146 * ira.c (combine_and_move_insns): When moving def_insn, remove
3149 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3151 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3152 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3153 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3154 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3156 2016-05-03 Alan Modra <amodra@gmail.com>
3158 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3159 for SAVE_MULTIPLE/STORE_MULTIPLE.
3161 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3163 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3164 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3166 2016-05-03 Richard Biener <rguenther@suse.de>
3168 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3170 (gimplify_arg): Likewise.
3171 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3172 re-writing the result to a decl if required.
3173 (internal_get_tmp_var): Add allow_ssa parameter
3174 and override into_ssa with it.
3175 (get_formal_tmp_var): Adjust.
3176 (get_initialized_tmp_var): Add allow_ssa parameter.
3177 (gimplify_arg): Add allow_ssa parameter and avoid generating
3178 SSA names for the result false.
3179 (gimplify_call_expr): If the call may return twice do not
3180 gimplify parameters into SSA.
3181 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3182 (gimplify_modify_expr): Adjust assert. For noreturn calls
3183 with a SSA name LHS adjust its def.
3184 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3185 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3186 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3187 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3188 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3189 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3190 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3191 (optimize_target_teams): Do not allow SSA names for clause operands.
3192 (gimplify_expr): Likewise for where we mark the result addressable.
3193 * passes.def (pass_init_datastructures): Remove.
3194 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3195 (rewrite_stmt): Likewise.
3196 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3197 (replace_locals_op): Replace SSA names.
3198 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3199 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3200 * cgraph.c (release_function_body): Free CFG annotations only
3201 when we have a CFG. Simplify.
3202 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3203 force_gimple_operand instead of get_initialized_tmp_var.
3204 * tree-pass.h (make_pass_init_datastructures): Remove.
3205 * tree-ssa.c (execute_init_datastructures): Remove.
3206 (pass_data_init_datastructures): Likewise.
3207 (class pass_init_datastructures): Likewise.
3208 (make_pass_init_datastructures): Likewise.
3209 * omp-low.c (create_omp_child_function): Init SSA data structures.
3210 (grid_expand_target_grid_body): Likewise.
3211 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3212 name before adding it to names_to_release.
3213 (remove_bb): Always release SSA defs.
3214 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3215 before dereferencing it.
3216 * cgraphunit.c (init_lowered_empty_function): Always
3217 int SSA data structures.
3218 * tree-ssanames.c (release_defs): Remove assert that we are in
3220 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3222 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3223 Uros Bizjak <ubizjak@gmail.com>
3225 PR rtl-optimization/70467
3226 * config/i386/predicates.md (x86_64_hilo_int_operand,
3227 x86_64_hilo_general_operand): New predicates.
3228 * config/i386/constraints.md (Wd): New constraint.
3229 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3230 (general_hilo_operand): New mode attr.
3231 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3232 instead of <general_operand>.
3233 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3234 x86_64_hilo_general_operand instead of <general_operand>.
3236 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3238 PR tree-optimization/70916
3239 * tree-if-conv.c (constant_or_ssa_name): Removed.
3240 (fold_build_cond_expr): Use is_gimple_val instead of
3241 constant_or_ssa_name.
3243 PR tree-optimization/70916
3244 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3245 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3248 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3249 (optimize_atomic_bit_test_and): New function.
3250 (pass_fold_builtins::execute): Use it.
3251 * optabs.def (atomic_bit_test_and_set_optab,
3252 atomic_bit_test_and_complement_optab,
3253 atomic_bit_test_and_reset_optab): New optabs.
3254 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3255 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3256 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3257 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3258 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3259 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3260 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3261 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3262 atomic_bit_test_and_complement@var{mode},
3263 atomic_bit_test_and_reset@var{mode}): Document.
3264 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3265 atomic_bit_test_and_complement<mode>,
3266 atomic_bit_test_and_reset<mode>): New expanders.
3267 (atomic_bit_test_and_set<mode>_1,
3268 atomic_bit_test_and_complement<mode>_1,
3269 atomic_bit_test_and_reset<mode>_1): New insns.
3271 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3273 PR rtl-optimization/70687
3274 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3275 instead of unsigned HOST_WIDE_INT.
3277 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3279 PR rtl-optimization/44281
3280 * hard-reg-set.h (struct target_hard_regs): New field
3281 x_fixed_nonglobal_reg_set.
3282 (fixed_nonglobal_reg_set): New macro.
3283 * reginfo.c (init_reg_sets_1): Initialize it.
3284 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3286 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3288 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3290 PR tree-optimization/56541
3291 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3292 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3293 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3294 (any_complicated_phi): new static variable.
3295 (aggressive_if_conv): delete.
3296 (if_convertible_phi_p): support phis with more than two arguments.
3297 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3298 critical pred edges.
3299 (ifcvt_split_critical_edges): support phis with more than two
3300 arguments by checking new parameter. only split critical edges
3302 (tree_if_conversion): handle simd pragma marked loop using new
3303 local variable aggressive_if_conv. check any_complicated_phi.
3305 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3307 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3310 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3312 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3315 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3317 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3318 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3319 define_insn_and_split.
3320 (mulsi3_i): New define_insn_and_split.
3321 (mulsi3_call): Convert to define_insn.
3322 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3325 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3327 * machmode.h (mode_complex): Add support to give the complex mode
3329 (GET_MODE_COMPLEX_MODE): Likewise.
3330 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3331 stored by build_complex_type and gfc_build_complex_type instead of
3332 trying to figure out the appropriate mode based on the size. Raise
3333 an assertion error, if the type was not set.
3334 * genmodes.c (struct mode_data): Add field for the complex type of
3336 (blank_mode): Likewise.
3337 (make_complex_modes): Remember the complex mode created in the
3339 (emit_mode_complex): Write out the mode_complex array to map a
3340 type mode to the complex version.
3341 (emit_insn_modes_c): Likewise.
3342 * tree.c (build_complex_type): Set the complex type to use before
3343 calling layout_type.
3344 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3345 support for __float128 complex datatypes.
3346 (rs6000_hard_regno_mode_ok): Likewise.
3347 (rs6000_setup_reg_addr_masks): Likewise.
3348 (rs6000_complex_function_value): Likewise.
3349 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3350 __float128 and __ibm128 complex.
3351 (FLOAT128_IBM_P): Likewise.
3352 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3353 * doc/extend.texi (Additional Floating Types): Document that
3354 -mfloat128 must be used to enable __float128. Document complex
3355 __float128 and __ibm128 support.
3357 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3360 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3361 char/short arguments promoted to int because of promote_prototypes.
3363 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3365 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3366 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3367 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3368 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3369 alternatives using "enabled" attribute. Use register_ssemem_operand
3370 as operand 1 predicate.
3371 (*cmpi<unord>xf_i387): Split XFmode pattern from
3372 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3373 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3374 *absneg<mode>2_i387. Disable unsupported alternatives using
3375 "enabled" attribute.
3376 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3378 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3380 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
3382 (oacc_loop_process): Check mask for loop termination.
3384 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3386 * cif-code.def (CIF_THUNK): Add.
3387 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
3390 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3392 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
3393 (dump_inline_summary): Dump it.
3394 (fp_expression_p): New predicate.
3395 (estimate_function_body_sizes): Use it.
3396 (inline_merge_summary): Merge fp_expressions.
3397 (inline_read_section): Read fp_expressions.
3398 (inline_write_summary): Write fp_expressions.
3399 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
3400 codegen boundary if either caller or callee is !fp_expressions.
3401 * ipa-inline.h (inline_summary): Add fp_expressions.
3402 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
3403 to fp_expressions be sure the fp generation flags are updated.
3405 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3407 PR rtl-optimization/70467
3408 * cse.c (cse_insn): Handle no-op MEM moves after folding.
3410 PR rtl-optimization/70467
3411 * ipa-pure-const.c (check_call): Handle internal calls even in
3412 ipa mode like in local mode.
3414 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3416 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
3418 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3420 * match.pd (X u< X, X u> X): New transformations.
3422 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3424 * flag-types.h (enum warn_strict_overflow_code): Move ...
3425 * coretypes.h: ... here.
3426 * fold-const.h (fold_overflow_warning): Declare.
3427 * fold-const.c (fold_overflow_warning): Make non-static.
3428 (fold_comparison): Move the transformation of X +- C1 CMP C2
3429 into X CMP C2 -+ C1 ...
3430 * match.pd: ... here.
3431 * gimple-fold.c (fold_stmt_1): Protect with
3432 fold_defer_overflow_warnings.
3434 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3436 * omp-low.c (struct oacc_loop): Add 'inner' field.
3437 (new_oacc_loop_raw): Initialize it to zero.
3438 (oacc_loop_fixed_partitions): Initialize it.
3439 (oacc_loop_auto_partitions): Partition outermost loop to outermost
3440 available partitioning.
3442 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3444 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
3446 (umulsidi3): Likewise.
3447 (indirect_jump): Fix jump instruction assembly patterns.
3449 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
3452 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3453 (nvptx_function_value): Assert non-NULL cfun.
3455 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3457 PR rtl-optimization/70886
3458 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
3460 * cselib.h (rtx_equal_for_cselib_1): Declare.
3461 (rtx_equal_for_cselib_p: New inline function.
3462 * cselib.c (rtx_equal_for_cselib_p): Delete.
3463 (rtx_equal_for_cselib_1): Make public.
3465 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3467 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3468 (register_mixssei387nonimm_operand): Remove predicate.
3469 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3470 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3471 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3472 for TARGET_MIX_SSE_I387 alternatives.
3473 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3474 Disable unsupported alternatives using "enabled" attribute. Use
3475 nonimm_ssenomem_operand as operand 1 predicate. Also check
3476 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3478 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3480 * tree.c (cst_and_fits_in_hwi): Simplify.
3482 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3484 * tree.h (wi::to_wide): New function.
3485 * expr.c (expand_expr_real_1): Use wi::to_wide.
3486 * fold-const.c (int_const_binop_1): Likewise.
3487 (extract_muldiv_1): Likewise.
3489 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3491 * wide-int.h: Update offset_int and widest_int documentation.
3492 (WI_SIGNED_SHIFT_RESULT): New macro.
3493 (wi::binary_shift): Define signed_shift_result_type for
3494 shifts on offset_int- and widest_int-like types.
3495 (generic_wide_int): Support <<= and >>= if << and >> are supported.
3496 * tree.h (int_bit_position): Use shift operators instead of wi::
3498 * alias.c (adjust_offset_for_component_ref): Likewise.
3499 * expr.c (get_inner_reference): Likewise.
3500 * fold-const.c (fold_comparison): Likewise.
3501 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
3502 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
3503 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3504 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
3505 (stmt_kills_ref_p): Likewise.
3506 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
3507 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
3508 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3509 (ao_ref_init_from_vn_reference): Likewise.
3511 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3513 * wide-int.h: Update offset_int and widest_int documentation.
3514 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
3515 (wi::binary_traits): Allow ordered comparisons between offset_int and
3516 offset_int, between widest_int and widest_int, and between either
3517 of these types and basic C types.
3518 (operator <, <=, >, >=): Define for the same combinations.
3519 * tree.h (tree_int_cst_lt): Use comparison operators instead
3520 of wi:: comparisons.
3521 (tree_int_cst_le): Likewise.
3522 * gimple-fold.c (fold_array_ctor_reference): Likewise.
3523 (fold_nonarray_ctor_reference): Likewise.
3524 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
3525 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
3526 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
3527 * tree-sra.c (completely_scalarize): Likewise.
3528 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
3529 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
3530 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
3531 (check_for_binary_op_overflow): Likewise.
3532 (search_for_addr_array): Likewise.
3533 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
3535 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3537 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
3538 (arc_save_restore): Likewise.
3539 (arc_dwarf_register_span): Likewise.
3540 (arc_output_pic_addr_const): Initialize suffix variable.
3542 2016-05-02 Martin Liska <mliska@suse.cz>
3544 * symbol-summary.h (function_summary::function_summary):
3545 Remove checking assert for all cgraph nodes.
3546 (function_summary::get): Check summary_uid.
3547 (symtab_insertion): Check summary_uid.
3549 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3551 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
3552 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
3554 (arc_dwarf_register_span): Remove enum keyword.
3555 (compact_memory_operand_p): New function.
3556 * config/arc/arc.h (reg_class): Add code density register classes.
3557 (REG_CLASS_NAMES): Likewise.
3558 (REG_CLASS_CONTENTS): Likewise.
3559 * config/arc/arc.md (*movqi_insn): Add code density instructions.
3560 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
3561 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
3562 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
3563 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
3565 (h, Rcd, Rsd, Rzd): New register constraints.
3566 (T): Use compact_memory_operand_p function.
3567 * config/arc/predicates.md (compact_load_memory_operand): Remove.
3569 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3571 * config/sh/sh.md (*negnegt, *movtt): Remove.
3573 2016-05-02 Marek Polacek <polacek@redhat.com>
3574 Tom de Vries <tom@codesourcery.com>
3576 PR tree-optimization/70700
3577 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
3578 bigger than FIRST_REF_NODE.
3580 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3583 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
3585 (prepare_cbranch_operands): Don't use scratch register. Assume that
3586 function is used when pseudos can be created.
3587 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
3588 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
3589 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
3590 define_expand. Allow it only when pseudos can be created.
3591 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
3593 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
3595 * config/i386/constraints.md (BC): Only allow -1 operands.
3596 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
3597 Add "enabled" attribute. Update XI mode attribute calculation.
3598 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
3599 (*movoi_internal_avx): Update XI mode attribute calculation.
3600 (*movti_internal): Ditto.
3602 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3604 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
3605 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
3607 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
3609 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
3610 statement on instruction code. Remove trailing spaces.
3611 (altivec_expand_stv_builtin): Likewise.
3613 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3615 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
3616 (TARGET_FPU_DOUBLE): Simplify.
3617 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
3618 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
3619 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
3620 with 'TARGET_FPU_DOUBLE'.
3621 * config/sh/sh.md: Likewise.
3623 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
3625 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
3626 SH_DIV_STR_FOR_SIZE): Remove.
3627 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
3628 SH_DIV_STR_FOR_SIZE): Remove.
3630 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3632 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
3633 logical_reg_operand): Delete.
3634 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
3635 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
3636 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
3637 match_operand and match_test.
3638 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
3639 variables on their first use. Return bool values.
3640 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
3641 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
3642 arith_reg_operand for input operand. Remove empty constraints.
3644 (*xorsi3_compact): Rename to xorsi3.
3645 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
3646 (*zero_extend<mode>si2_disp_mem): Update comment.
3649 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3651 * config/sh/t-sh: Remove SH5 support.
3652 * config.gcc: Likewise.
3653 * configure: Likewise.
3655 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3657 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
3659 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3661 * config/sh/sh.c (register_sh_passes, sh_option_override,
3662 sh_print_operand, prepare_move_operands,
3663 sh_can_follow_jump): Remove TARGET_SH1 checks.
3664 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
3665 PROMOTE_MODE): Likewise.
3666 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
3669 2016-04-30 Alan Modra <amodra@gmail.com>
3671 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
3672 restoring when fixed_reg_p, but allow out-of-line or stmw save.
3673 Check for user regs later to avoid unnecessary looping over regs.
3674 Merge user reg check with non-saved reg check. Don't force
3675 inline VR restore when static chain used.
3676 (rs6000_frame_related): Omit eh_frame info for user regs when
3678 (fixed_regs_p): Delete.
3680 2016-04-30 Alan Modra <amodra@gmail.com>
3682 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
3683 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
3686 2016-04-30 Alan Modra <amodra@gmail.com>
3689 * config/rs6000/rs6000.c (fixed_reg_p): New function.
3690 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
3693 2016-04-30 Alan Modra <amodra@gmail.com>
3695 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3696 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
3697 flag_pic test for Darwin.
3699 2016-04-30 Alan Modra <amodra@gmail.com>
3701 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
3702 throw_calls_crossed.
3703 (REG_FREQ_CALLS_CROSSED): Delete.
3704 (REG_N_THROWING_CALLS_CROSSED): Delete.
3705 * regstat.c (regstat_bb_compute_ri): Don't calculate
3706 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
3707 (dump_reg_info): Don't print call cross frequency.
3708 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
3709 and REG_N_THROWING_CALLS_CROSSED.
3711 2016-04-30 Alan Modra <amodra@gmail.com>
3713 * regs.h (struct reg_info_t): Delete live_length.
3714 (REG_LIVE_LENGTH): Delete macro.
3715 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
3716 local_live, local_processed and local_live_last_luid params.
3717 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
3719 (regstat_compute_ri): Adjust for above. Don't set
3721 (dump_reg_info): Don't print live length.
3722 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
3723 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
3724 Localize loop_depth var.
3726 2016-04-30 Alan Modra <amodra@gmail.com>
3728 * ira.c (enum valid_equiv): New.
3729 (validate_equiv_mem): Return enum.
3730 (update_equiv_mem): Create replacement in more cases.
3731 (add_store_equivs): Update validate_equiv_mem call.
3733 2016-04-30 Alan Modra <amodra@gmail.com>
3735 * ira.c (combine_and_move_insns): Rather than scanning insns,
3736 use DF infrastucture to find use and def insns.
3738 2016-04-30 Alan Modra <amodra@gmail.com>
3740 ira.c (combine_and_move_insns): Move invariant conditions..
3741 (ira.c): ..to here. Call combine_and_move_insns before
3742 add_store_equivs. Call grow_reg_equivs later. Allocate
3743 req_equiv later using max_reg_num() rather than global max_regno.
3744 (contains_replace_regs): Delete.
3745 (add_store_equivs): Remove contains_replace_regs test.
3747 2016-04-30 Alan Modra <amodra@gmail.com>
3749 * ira.c (struct equiv_mem_data): New.
3750 (equiv_mem, equiv_mem_modified): Delete static vars.
3751 (validate_equiv_mem_from_store): Use "data" param to communicate..
3752 (validate_equiv_mem): ..from here.
3754 2016-04-30 Alan Modra <amodra@gmail.com>
3756 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
3758 (update_reg_equivs): ..here. Move allocation and freeing of
3759 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
3760 end_alias_analysis to..
3763 2016-04-30 Alan Modra <amodra@gmail.com>
3765 * ira.c (pdx_subregs): Delete.
3766 (struct equivalence): Add pdx_subregs field.
3767 (set_paradoxical_subreg): Remove pdx_subregs param. Update
3769 (update_equiv_regs): Don't create or free pdx_subregs. Update
3772 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3774 * config/rs6000/altivec.h: Change definitions of vec_xl and
3776 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
3777 (LD_ELEMREV_V2DI): New.
3778 (LD_ELEMREV_V4SF): New.
3779 (LD_ELEMREV_V4SI): New.
3780 (LD_ELEMREV_V8HI): New.
3781 (LD_ELEMREV_V16QI): New.
3782 (ST_ELEMREV_V2DF): New.
3783 (ST_ELEMREV_V2DI): New.
3784 (ST_ELEMREV_V4SF): New.
3785 (ST_ELEMREV_V4SI): New.
3786 (ST_ELEMREV_V8HI): New.
3787 (ST_ELEMREV_V16QI): New.
3790 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3791 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
3792 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
3793 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
3794 (altivec_expand_builtin): Add handling for
3795 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
3796 (rs6000_invalid_builtin): Add error-checking for
3797 RS6000_BTM_P9_VECTOR.
3798 (altivec_init_builtins): Define builtins used to implement vec_xl
3800 (rs6000_builtin_mask_names): Define power9-vector.
3801 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
3802 (RS6000_BTM_P9_VECTOR): Define.
3803 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
3804 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
3805 (vsx_ld_elemrev_v2df): Likewise.
3806 (vsx_ld_elemrev_v4sf): Likewise.
3807 (vsx_ld_elemrev_v4si): Likewise.
3808 (vsx_ld_elemrev_v8hi): Likewise.
3809 (vsx_ld_elemrev_v16qi): Likewise.
3810 (vsx_st_elemrev_v2df): Likewise.
3811 (vsx_st_elemrev_v2di): Likewise.
3812 (vsx_st_elemrev_v4sf): Likewise.
3813 (vsx_st_elemrev_v4si): Likewise.
3814 (vsx_st_elemrev_v8hi): Likewise.
3815 (vsx_st_elemrev_v16qi): Likewise.
3816 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
3819 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
3821 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
3823 (simplify_control_stmt_condition_1): ... here. Recurse into
3824 BIT_AND_EXPRs and BIT_IOR_EXPRs.
3826 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
3829 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
3830 (zero_extendqi<mode>2_dot): Revert earlier conversion from
3831 define_insn_and_split to define_insn.
3832 (zero_extendqi<mode>2_dot2): Same.
3833 (extendqi<mode>2_dot): Same.
3834 (extendqi<mode>2_dot2): Same.
3836 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3838 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
3839 (probe_stack): New expander.
3840 (probe_stack_<mode>): New insn pattern.
3842 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3844 * config/i386/i386.md
3845 (operations with memory inputs setting flags peephole2):
3846 Remove uneeded REG_P checks. Cleanup pattern generation.
3848 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
3850 * tree-vect-loop.c (vect_transform_loop): Fix
3851 nb_iterations_upper_bound computation for vectorized loop.
3853 2016-04-29 Marek Polacek <polacek@redhat.com>
3854 Jakub Jelinek <jakub@redhat.com>
3857 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
3858 TARGET_EXPR_SLOT as a base.
3860 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
3862 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
3863 with 'rCm2' constraints to limit possible immediate size.
3864 (*load_zeroextendqisi_update): Likewise.
3865 (*load_signextendqisi_update): Likewise.
3866 (*loadhi_update): Likewise.
3867 (*load_zeroextendhisi_update): Likewise.
3868 (*load_signextendhisi_update): Likewise.
3869 (*loadsi_update): Likewise.
3870 (*loadsf_update): Likewise.
3872 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3874 * config/i386/predicates.md (constm1_operand): Fix comparison.
3876 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3878 * testsuite/gcc.target/arc/ieee_eq.c: New test.
3880 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
3882 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
3883 remaining SH5 related settings.
3884 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
3885 shmedia_prepare_call_address): Delete.
3886 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
3887 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
3888 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
3889 UNSUPPORTED_SH2A): Remove m5 checks.
3890 (sh_divide_strategy_e): Remove SH5 division strategies.
3891 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
3892 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
3894 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
3896 * config/s390/s390.c (s390_rtx_costs): Update documentation.
3898 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3900 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
3901 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
3903 * config/s390/vector.md ("mov<mode>"): Likewise.
3905 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
3907 * config/s390/constraints.md ("U", "W"): Invoke
3908 s390_mem_constraint with "ZR" and "ZT".
3909 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
3910 addresses when using LRA. Accept also short displacements for S
3911 and T constraints. Do not check for long displacement target for
3912 S and T constraints.
3913 (s390_mem_constraint): Remove handling of U and W constraints.
3914 * config/s390/s390.md (various patterns): Remove the short
3915 displacement constraints (Q and R) if a long displacement
3916 constraint is present. Add longdisp as required CPU capability.
3917 * config/s390/vector.md: Likewise.
3918 * config/s390/vx-builtins.md: Likewise.
3920 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3923 * reload1.c (reload): Call finish_spills before
3924 restarting reload loop. Skip select_reload_regs
3925 if update_eliminables_and_spill returns true.
3927 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3929 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
3930 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
3931 (umulhisi3_imm): Update predicates and constraint letters.
3932 (umulhisi3_reg): Declare instruction as commutative.
3933 * config/arc/constraints.md (J12, J16): New constraints.
3934 * config/arc/predicates.md (short_unsigned_const_operand): New
3936 (arc_short_operand): Likewise.
3937 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
3939 2016-04-29 Richard Biener <rguenther@suse.de>
3941 PR tree-optimization/13962
3942 PR tree-optimization/65686
3943 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
3944 * tree-ssa-alias.c (ptrs_compare_unequal): New function
3945 using PTA to compare pointers.
3946 * match.pd: Add pattern for pointer equality compare simplification
3947 using ptrs_compare_unequal.
3949 2016-04-29 Richard Biener <rguenther@suse.de>
3951 * stor-layout.c (layout_type): Do not build a pointer-to-element
3954 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3956 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
3957 Use SWI mode iterator. Use general_reg_operand predicate.
3958 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
3959 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
3962 2016-04-29 Jakub Jelinek <jakub@redhat.com>
3965 * fold-const.c (operand_equal_p): Don't verify hash value equality
3967 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
3970 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3973 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
3974 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
3975 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
3976 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
3977 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
3979 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3981 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
3982 to info. Don't initialize separate fields to 0. Clean up
3985 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3987 * config/i386/i386.md (peephole2s for operations with memory inputs):
3988 Use SWI mode iterator.
3989 (peephole2s for operations with memory outputs): Ditto.
3990 Do not check for stack checking probe.
3992 (probe_stack): Remove expander.
3994 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3995 Andrew Burgess <andrew.burgess@embecosm.com>
3997 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
3998 operands as 32-bits.
4000 2016-04-28 Jason Merrill <jason@redhat.com>
4002 * gdbinit.in: Skip line-map.h.
4004 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4005 Andrew Burgess <andrew.burgess@embecosm.com>
4007 * config/arc/arc.c (arc_conditional_register_usage): Take
4008 TARGET_RRQ_CLASS into account.
4009 (arc_print_operand): Support printing 'p' and 's' operands.
4010 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
4012 (TARGET_RRQ_CLASS): Define.
4013 (IS_POWEROF2_OR_0_P): Define.
4014 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4016 (*tst_movb): New define_insn.
4017 (*tst): Avoid recognition if it could prevent '*tst_movb'
4018 combination; replace c/CnL with c/Chs alternative.
4019 (*tst_bitfield_tst): New define_insn.
4020 (*tst_bitfield_asr): New define_insn.
4021 (*tst_bitfield): New define_insn.
4022 (andsi3_i): Add Rrq variant.
4023 (extzv): New define_expand.
4024 (insv): New define_expand.
4025 (*insv_i): New define_insn.
4026 (*movb): New define_insn.
4027 (*movb_signed): New define_insn.
4028 (*movb_high): New define_insn.
4029 (*movb_high_signed): New define_insn.
4030 (*movb_high_signed + 1): New define_split pattern.
4031 (*mrgb): New define_insn.
4032 (*mrgb + 1): New define_peephole2 pattern.
4033 (*mrgb + 2): New define_peephole2 pattern.
4034 * config/arc/arc.opt (mbitops): New option for nps400, uses
4035 TARGET_NPS_BITOPS_DEFAULT.
4036 * config/arc/constraints.md (q): Make register class conditional.
4037 (Rrq): New register constraint.
4038 (Chs): New constraint.
4039 (Clo): New constraint.
4040 (Chi): New constraint.
4041 (Cbf): New constraint.
4042 (Cbn): New constraint.
4043 (C18): New constraint.
4044 (Cbi): New constraint.
4046 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4048 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4050 (bitmap_intersection_of_preds): Ditto.
4051 (bitmap_union_of_succs): Ditto.
4052 (bitmap_union_of_preds): Ditto.
4053 * sbitmap.c (do_popcount): Delete.
4054 (BITMAP_DEBUGGING): Delete.
4055 (sbitmap_verify_popcount): Delete.
4056 (sbitmap_alloc): Don't initialize the popcount field.
4057 (sbitmap_alloc_with_popcount): Delete.
4058 (sbitmap_resize): Don't resize the popcount array.
4059 (sbitmap_vector_alloc): Don't initialize the popcount field.
4060 (bitmap_copy): Don't copy the popcount array.
4061 (bitmap_clear): Don't clear the popcount array.
4062 (bitmap_clear): Delete the popcount array handling.
4063 (bitmap_ior_and_compl): Delete the popcount assert.
4064 (bitmap_not): Ditto.
4065 (bitmap_and_compl): Ditto.
4066 (bitmap_and): Delete the popcount array handling.
4067 (bitmap_xor): Ditto.
4068 (bitmap_ior): Ditto.
4069 (bitmap_or_and): Delete the popcount assert.
4070 (bitmap_and_or): Ditto.
4071 (popcount_table): Delete.
4072 (sbitmap_elt_popcount): Delete.
4073 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4074 (bitmap_set_bit): Delete the popcount assert.
4075 (bitmap_clear_bit): Ditto.
4076 (sbitmap_free): Don't free the popcount array.
4077 (sbitmap_alloc_with_popcount): Delete declaration.
4078 (sbitmap_popcount): Ditto.
4080 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4081 Andrew Burgess <andrew.burgess@embecosm.com>
4083 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4084 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4085 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4086 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4087 * config/arc/arc.opt (mcmem): New option.
4088 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4089 supply length for r/m alternative.
4090 (*extendqisi2_ac): Likewise.
4091 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4093 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4094 (movhi_insn): Likewise.
4095 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4096 (*zero_extendqihi2_i): Add r/Ucm alternative.
4097 (*zero_extendqisi2_ac): Likewise.
4098 (*zero_extendhisi2_i): Likewise.
4099 * config/arc/constraints.md (Uex): New memory constraint.
4100 (Ucm): New define_constraint.
4101 * config/arc/predicates.md (long_immediate_loadstore_operand):
4102 Return 0 for MEM with cmem_address address.
4103 (cmem_address_0): New predicates.
4104 (cmem_address_1): Likewise.
4105 (cmem_address_2): Likewise.
4106 (cmem_address): Likewise.
4108 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4110 * config/rs6000/rs6000.c (machine_function): Rename
4111 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4112 (rs6000_stack_info): Adjust.
4114 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4115 Andrew Burgess <andrew.burgess@embecosm.com>
4117 * config/arc/constraints.md (Usd): Convert to define_constraint.
4121 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4124 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4125 Add new peephole2 where the first insn is *mov<mode>_or instead of
4126 *mov<mode>_internal.
4128 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4130 * tracer.c (bb_seen): Make static.
4132 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4134 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4135 support, setup defaults.
4136 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4137 * config/arc/arc.c (arc_init): Add NPS400 support.
4138 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4139 (TARGET_ARC700): NPS400 is also an ARC700.
4140 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4142 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4145 * config/nds32/nds32.md (casesi): Don't access the operands array
4148 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4150 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4151 (or $-1,reg peephole2): Ditto.
4152 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4154 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4156 * doc/extend.texi (Common Function Attributes) [optimize]:
4157 Discourage use of the optimize attribute.
4159 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4161 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4162 special case builtin.
4163 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4164 ALTIVEC_BUILTIN_VEC_ADDE.
4165 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4166 support for ALTIVEC_BUILTIN_VEC_ADDE.
4167 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4168 for __builtin_vec_adde.
4170 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4172 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4173 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4175 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4178 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4179 attributes): Document cilkplus_runtime.
4181 2016-04-28 Martin Jambor <mjambor@suse.cz>
4183 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4184 this function. Call verify_expr on MEM_REFs and bases of other
4187 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4189 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4190 for WORD_REGISTER_OPERATIONS to runtime check.
4192 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4194 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4196 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4198 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4199 big-endian compilation.
4200 * config/arc/arc.md (addf3): Likewise.
4204 2016-04-28 Richard Biener <rguenther@suse.de>
4206 PR tree-optimization/70840
4207 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4208 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4209 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4210 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4212 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4214 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4215 and explain why in a comment.
4217 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4219 * config/arc/arc.md (cpu_facility): Add fpx variant.
4220 (subdf3): Prohibit use reverse sub when assist operations option
4222 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4223 instructions only when FPX is enabled.
4224 * testsuite/gcc.target/arc/trsub.c: New test.
4226 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4228 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4229 mult_operator when calculating "type" attribute.
4230 (*fop_<mode>_1_i387): Ditto.
4231 (*fop_xf_1_i387): Ditto.
4232 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4233 Use std::swap to swap operands. Use RTL expressions to generate
4236 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4237 Joern Rennecke <joern.rennecke@embecosm.com>
4239 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4241 (emit_pic_move): Remove.
4242 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4243 * config/arc/arc.c (emit_pic_move): Removed.
4244 (TARGET_HAVE_TLS): Define.
4245 (arc_conditional_register_usage): Test for arc_tp_regno.
4246 (arc_print_operand, arc_print_operand_address): Handle TLS
4248 (arc_needs_pcl_p): New function.
4249 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4250 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4251 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4252 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4253 (arc_legitimize_tls_address): Likewise.
4254 (DTPOFF_ZERO_SYM): Define.
4255 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4256 (arc_output_pic_addr_const): Print TLS unspecs.
4257 (prepare_pic_move): New function, replaces emit_pic_move.
4258 (arc_legitimate_constant_p): Handle TLS unspecs.
4259 (arc_legitimate_address_p): Likewise.
4260 (arc_rewrite_small_data_p): Use assert for TLS constants.
4261 (prepare_move_operands): Use prepare_pic_move.
4262 (arc_legitimize_address): Legitimize tls addresses.
4263 (arc_epilogue_uses): Check for arc_tp_regno.
4264 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4265 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4267 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4269 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4270 %(arc_tls_extra_start_spec).
4271 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4272 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4274 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4275 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4276 (UNSPEC_TLS_OFF): Add.
4278 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4279 (get_thread_pointersi): New patterns.
4280 * config/arc/arc.opt (mtp-regno): New option.
4281 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4282 (move_dest_operand): Likewise.
4283 * configure: Regenerate.
4284 * configure.ac: Add arc*-*-* case to test for tls.
4285 * doc/invoke.texi (ARC options): Document mtp-regno.
4287 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4289 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4290 the new ARC HS SIMD instructions.
4291 (arc_preferred_simd_mode): New function.
4292 (arc_autovectorize_vector_sizes): Likewise.
4293 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4294 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4295 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4296 (arc_init_builtins): Add new SIMD builtin types.
4297 (arc_split_move): Handle 64 bit vector moves.
4298 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4299 (TARGET_PLUS_QMACW): Define.
4300 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4301 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4302 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4303 (VSUBADD4H): New builtins.
4304 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4305 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4307 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4308 Matthias Klose <doko@debian.org>
4310 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4312 2016-04-28 Richard Biener <rguenther@suse.de>
4315 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4318 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4320 * common/config/sh/sh-common.c: Remove SH5 support.
4321 * config/sh/constraints.md: Likewise.
4322 * config/sh/config/sh/elf.h: Likewise.
4323 * config/sh/linux.h: Likewise.
4324 * config/sh/netbsd-elf.h: Likewise.
4325 * config/sh/predicates.md: Likewise.
4326 * config/sh/sh-c.c: Likewise.
4327 * config/sh/sh-protos.h: Likewise.
4328 * config/sh/sh.c: Likewise.
4329 * config/sh/sh.h: Likewise.
4330 * config/sh/sh.md: Likewise.
4331 * config/sh/sh.opt: Likewise.
4332 * config/sh/sync.md: Likewise.
4333 * config/sh/sh64.h: Delete.
4334 * config/sh/shmedia.h: Likewise.
4335 * config/sh/shmedia.md: Likewise.
4336 * config/sh/sshmedia.h: Likewise.
4337 * config/sh/t-netbsd-sh5-64: Likewise.
4338 * config/sh/t-sh64: Likewise.
4339 * config/sh/ushmedia.h: Likewise.
4341 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4343 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4344 general_reg_operand instead of register_operand predicate.
4346 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4348 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4350 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4352 * match.pd (A - B > A, A + B < A): New transformations.
4354 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4356 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4357 which defaults to true. Emit an outer pair of parentheses only if
4358 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4359 don't emit parentheses for the right-hand operand.
4361 2016-04-27 Jeff Law <law@redhat.com>
4363 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4365 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4367 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4368 (altivec_lvx_<mode>_internal): Document.
4369 (altivec_lvx_<mode>_2op): New define_insn.
4370 (altivec_lvx_<mode>_1op): Likewise.
4371 (altivec_lvx_<mode>_2op_si): Likewise.
4372 (altivec_lvx_<mode>_1op_si): Likewise.
4373 (altivec_stvx_<mode>): Remove.
4374 (altivec_stvx_<mode>_internal): Document.
4375 (altivec_stvx_<mode>_2op): New define_insn.
4376 (altivec_stvx_<mode>_1op): Likewise.
4377 (altivec_stvx_<mode>_2op_si): Likewise.
4378 (altivec_stvx_<mode>_1op_si): Likewise.
4379 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4380 Expand vec_ld and vec_st during parsing.
4381 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
4383 (altivec_expand_stvx_be): Likewise.
4384 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
4385 address-masking behavior in RTL.
4386 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
4387 address-masking behavior in RTL.
4388 (altivec_expand_builtin): Change builtin code arguments for calls
4389 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
4390 (insn_is_swappable_p): Avoid incorrect swap optimization in the
4391 presence of lvx/stvx patterns.
4392 (alignment_with_canonical_addr): New function.
4393 (alignment_mask): Likewise.
4394 (find_alignment_op): Likewise.
4395 (recombine_lvx_pattern): Likewise.
4396 (recombine_stvx_pattern): Likewise.
4397 (recombine_lvx_stvx_patterns): Likewise.
4398 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
4399 stvx patterns from expand.
4400 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
4402 (vector_altivec_store_<mode>): Likewise.
4404 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
4406 * config/aarch64/aarch64.md
4407 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
4408 remove the "fp" attributes.
4409 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
4410 add the "simd" attributes.
4411 (*movdf_aarch64): Likewise.
4412 (*movtf_aarch64): Remove the "fp" attributes.
4413 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
4414 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
4416 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4418 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
4419 rtx to rtx_code_label *.
4420 * rtl.h (maybe_set_first_label_num): Likewise.
4422 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4424 * df-core.c (df_add_problem): Make the problem param be const.
4425 (df_remove_problem): Make local "problem" be const.
4426 * df-problems.c (problem_RD): Make const.
4427 (problem_LR): Likewise.
4428 (problem_LIVE): Likewise.
4429 (problem_MIR): Likewise.
4430 (problem_CHAIN): Likewise.
4431 (problem_WORD_LR): Likewise.
4432 (problem_NOTE): Likewise.
4433 (problem_MD): Likewise.
4434 * df-scan.c (problem_SCAN): Likewise.
4435 * df.h (struct df_problem): Make field "dependent_problem" be
4437 (struct dataflow): Likewise for field "problem".
4438 (df_add_problem): Make param const.
4440 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4442 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
4443 inter-unit moves to/from vector registers are enabled. Do not disable
4446 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4448 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
4449 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
4451 (enum df_problem_id): ...this new enum.
4452 (struct df_problem): Convert field "id" from "int" to
4455 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4457 * rtl.def: Update comment for "things in the instruction chain" to
4458 reflect the removal of the leading "i" field for INSN_UID in
4459 r210360. Fix bogus apostrophe.
4461 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4463 * config/i386/i386.md
4464 (lea arith with mem operand + setcc peephole2): Set operator mode.
4466 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4469 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4470 (dimode_scalar_to_vector_candidate_p): This.
4471 (timode_scalar_to_vector_candidate_p): New function.
4472 (scalar_to_vector_candidate_p): Likewise.
4473 (timode_check_non_convertible_regs): Likewise.
4474 (timode_remove_non_convertible_regs): Likewise.
4475 (remove_non_convertible_regs): Likewise.
4476 (remove_non_convertible_regs): Renamed to ...
4477 (dimode_remove_non_convertible_regs): This.
4478 (scalar_chain::~scalar_chain): Make it virtual.
4479 (scalar_chain::compute_convert_gain): Make it pure virtual.
4480 (scalar_chain::mark_dual_mode_def): Likewise.
4481 (scalar_chain::convert_insn): Likewise.
4482 (scalar_chain::convert_registers): Likewise.
4483 (scalar_chain::add_to_queue): Make it protected.
4484 (scalar_chain::emit_conversion_insns): Likewise.
4485 (scalar_chain::replace_with_subreg): Likewise.
4486 (scalar_chain::replace_with_subreg_in_insn): Likewise.
4487 (scalar_chain::convert_op): Likewise.
4488 (scalar_chain::convert_reg): Likewise.
4489 (scalar_chain::make_vector_copies): Likewise.
4490 (scalar_chain::convert_registers): New pure virtual function.
4491 (class dimode_scalar_chain): New class.
4492 (class timode_scalar_chain): Likewise.
4493 (scalar_chain::mark_dual_mode_def): Renamed to ...
4494 (dimode_scalar_chain::mark_dual_mode_def): This.
4495 (timode_scalar_chain::mark_dual_mode_def): New function.
4496 (timode_scalar_chain::convert_insn): Likewise.
4497 (dimode_scalar_chain::convert_registers): Likewise.
4498 (scalar_chain::compute_convert_gain): Renamed to ...
4499 (dimode_scalar_chain::compute_convert_gain): This.
4500 (scalar_chain::replace_with_subreg): Renamed to ...
4501 (dimode_scalar_chain::replace_with_subreg): This.
4502 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
4503 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
4504 (scalar_chain::make_vector_copies): Renamed to ...
4505 (dimode_scalar_chain::make_vector_copies): This.
4506 (scalar_chain::convert_reg): Renamed to ...
4507 (dimode_scalar_chain::convert_reg ): This.
4508 (scalar_chain::convert_op): Renamed to ...
4509 (dimode_scalar_chain::convert_op): This.
4510 (scalar_chain::convert_insn): Renamed to ...
4511 (dimode_scalar_chain::convert_insn): This.
4512 (scalar_chain::convert): Call convert_registers.
4513 (convert_scalars_to_vector): Change to scalar_chain pointer to
4514 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
4515 in 32-bit mode. Delete scalar_chain pointer. Call
4516 free_dominance_info in 64-bit mode.
4517 (pass_stv::gate): Remove TARGET_64BIT check.
4518 (ix86_option_override): Put the 64-bit STV pass before the CSE
4521 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
4523 * dwarf2out.h (struct dw_loc_descr_node): Remove the
4524 dw_loc_frame_offset field.
4525 * dwarf2out.c (new_loc_descr): Likewise.
4526 (resolve_args_picking_1): Turn the VISITED hash set into a
4527 FRAME_OFFSET hash map. Use it to associate a frame offset to
4528 visited nodes. Remove uses of the CHECKING_P macro.
4529 (resolve_args_picking): Update call to resolve_args_picking_1.
4531 2016-04-27 Martin Liska <mliska@suse.cz>
4533 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
4534 (free_loop_data): Release vuses of groups.
4536 2016-04-27 Bin Cheng <bin.cheng@arm.com>
4538 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
4539 instead of redundant use_id and boolean have_use_for.
4540 (struct iv_use): Change sub_id into group_id. Remove field next.
4541 Move fields: related_cands, n_map_members, cost_map and selected
4543 (struct iv_group): ... here. New structure.
4544 (struct iv_common_cand): Use structure declaration directly.
4545 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
4546 (MAX_CONSIDERED_USES): Rename macro to ...
4547 (MAX_CONSIDERED_GROUPS): ... here.
4548 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
4549 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
4550 (dump_uses): Rename to ...
4551 (dump_groups): ... here. Update all uses.
4552 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
4553 (find_induction_variables): Refactor format of dump information.
4554 (record_sub_use): Delete.
4555 (record_use): Update all uses.
4556 (record_group): New function.
4557 (record_group_use, find_interesting_uses_op): Call above functions.
4559 (find_interesting_uses_cond): Ditto.
4560 (group_compare_offset): New function.
4561 (split_all_small_groups): Rename to ...
4562 (split_small_address_groups_p): ... here. Update all uses.
4563 (split_address_groups): Update all uses.
4564 (find_interesting_uses): Refactor format of dump information.
4565 (add_candidate_1): Update all uses. Remove redundant check on iv,
4567 (add_candidate, record_common_cand): Remove redundant assert.
4568 (add_iv_candidate_for_biv): Update use.
4569 (add_iv_candidate_derived_from_uses): Update all uses.
4570 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
4571 (alloc_use_cost_map): Ditto.
4572 (set_use_iv_cost, get_use_iv_cost): Rename to ...
4573 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
4574 (determine_use_iv_cost_generic): Ditto.
4575 (determine_group_iv_cost_generic): Ditto.
4576 (determine_use_iv_cost_address): Ditto.
4577 (determine_group_iv_cost_address): Ditto.
4578 (determine_use_iv_cost_condition): Ditto.
4579 (determine_group_iv_cost_cond): Ditto.
4580 (determine_use_iv_cost): Ditto.
4581 (determine_group_iv_cost): Ditto.
4582 (set_autoinc_for_original_candidates): Update all uses.
4583 (find_iv_candidates): Update all uses. Refactor dump information.
4584 (determine_use_iv_costs): Ditto.
4585 (determine_iv_costs): Ditto.
4586 (iv_ca_cand_for_use): Rename to ...
4587 (iv_ca_cand_for_group): ... here. Update all uses.
4588 (iv_ca_add_use, iv_ca_add_group): Ditto.
4589 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
4590 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
4591 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
4592 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
4593 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
4594 (create_new_iv, adjust_iv_update_pos): Ditto.
4595 (rewrite_use_address): Delete.
4596 (rewrite_use_address_1): Rename to ...
4597 (rewrite_use_address): ... here.
4598 (rewrite_use_compare): Update all uses.
4599 (rewrite_use): Delete.
4600 (rewrite_uses): Rename to ...
4601 (rewrite_groups): ... here. Update all uses.
4602 (remove_unused_ivs, free_loop_data): Update all uses.
4603 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
4605 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4607 * rtlanal.c (nonzero_bits1): Convert preprocessor check
4608 for WORD_REGISTER_OPERATIONS to runtime check.
4610 2016-04-27 Richard Biener <rguenther@suse.de>
4613 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
4614 aggregate_value_p to determine if a function result is
4615 returned by reference.
4616 (ipa_pta_execute): Functions having their address taken are
4617 not automatically nonlocal.
4619 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4622 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
4623 * fold-const.c (operand_equal_p): If flag_checking and
4624 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
4625 and if it returns non-zero, assert iterative_hash_expr on both
4628 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4630 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
4632 2016-04-27 Nick Clifton <nickc@redhat.com>
4635 * varasm.c (merge_weak): Generate an error if an attempt is made
4636 to convert a non-weak static function into a weak, public function.
4638 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4640 * params.def (MAX_PARTITION_SIZE): New param.
4641 * doc/invoke.texi: Document lto-max-partition.
4643 2016-04-27 Richard Biener <rguenther@suse.de>
4646 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
4647 function cummulating used_from_other_partition, externally_visible
4648 and force_output from aliases.
4649 (refered_from_nonlocal_var): Likewise.
4650 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
4651 node flags properly.
4653 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4655 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
4656 (-Wmemset-elt-size): New item.
4658 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
4661 * stor-layout.h (internal_reference_types): Delete.
4662 * stor-layout.c (reference_types_internal): Likewise.
4663 (internal_reference_types): Likewise.
4664 (layout_type) <REFERENCE_TYPE>: Adjust.
4666 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4669 * tree.h (inchash::add_expr): Add FLAGS argument.
4670 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
4671 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
4672 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
4673 Formatting fix. Adjust recursive calls. For tcc_comparison,
4674 if swap_tree_comparison (code) is smaller than code, hash that
4675 and arguments in the other order. Hash CONVERT_EXPR the same
4676 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
4677 of ADDR_EXPR of decl as the decl itself. Add or remove
4678 OEP_ADDRESS_OF from recursive flags as needed. For
4679 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
4680 operands commutatively and only the third one normally.
4681 For internal CALL_EXPR hash in CALL_EXPR_IFN.
4683 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
4685 * config/rtems.h (LIB_SPEC): Add -latomic.
4687 2016-04-27 Joel Sherrill <joel@rtems.org>
4689 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
4690 xilink.ld and flags not relevant to RTEMS.
4692 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
4694 * toplev.c (backend_init_target): Avoid calling init_reload when using
4697 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4699 * reorg.c (try_merge_delay_insns): Declare i and j inside the
4700 for loops rather than one for the whole function.
4702 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4704 * match.pd (X + CST CMP X): New transformation.
4706 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4708 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
4709 * fold-const.c (fold_binary_loc): Remove 2 transformations
4710 superseded by match.pd.
4711 * match.pd (x+x -> x*2): Generalize to integers.
4713 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
4715 * config/i386/i386.md (operation on memory peephole): Duplicate an
4716 existing peephole and adapt it to match lea rather than an operation
4719 PR rtl-optimization/57193
4720 * opts.c (default_options_table): Add OPT_frename_registers at -O2
4722 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
4724 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4726 * tree-if-conv.c (any_pred_load_store): New static variable.
4727 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
4728 any_pred_load_store instead of and_mask_load_store.
4729 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
4730 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
4731 (combine_blocks, tree_if_conversion): Ditto.
4733 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4735 PR tree-optimization/70771
4736 PR tree-optimization/70775
4737 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
4738 virtual PHI nodes. Delete parameter.
4739 (if_convertible_loop_p_1): Delete argument to above function.
4740 (predicate_all_scalar_phis): Delete code handling single-argument
4742 (tree_if_conversion): Mark and update virtual SSA.
4744 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4747 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
4748 (x86_elf_aligned_common): Rename to ...
4749 (x86_elf_aligned_decl_common): ... this.
4750 Add decl arg. Switch to .lbss for largecomm object. Use
4751 LARGECOMM_SECTION_ASM_OP.
4752 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
4754 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
4755 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
4757 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4758 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
4760 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4763 * config/i386/i386.c (SECTION_LARGE): Define.
4764 (x86_64_elf_select_section): Set it for large data/bss sections.
4765 Only clear SECTION_WRITE for .lrodata.
4766 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
4768 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
4769 * varasm.c (default_elf_asm_named_section): Grow flagchars.
4770 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
4772 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
4773 * doc/tm.texi: Regenerate.
4775 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4778 * configure.ac (--enable-checking): Document extra flag, for
4779 non-release builds default to --enable-checking=yes,extra.
4780 If misc checking and extra checking, define CHECKING_P to 2 instead
4782 * common.opt (fchecking=): Add.
4783 * doc/invoke.texi (-fchecking=): Document.
4784 * doc/install.texi: Document --enable-checking changes.
4785 * configure: Regenerated.
4786 * config.in: Regenerated.
4788 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4790 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
4791 attribute instead of which_alternative.
4792 * config/i386/sse.md (*mov<mode>_internal): Ditto.
4793 Use EXT_REX_SSE_REG_P where appropriate.
4795 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4797 * config/i386/predicates.md (const0_operand): Do not match
4798 const_wide_int code.
4799 (const1_operand): Ditto.
4801 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4803 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
4804 for SSE constm1 operands and TARGET_AVX512VL.
4805 (*movti_internal): Ditto.
4806 (*mov<mode>_or): Use constm1_operand predicate.
4807 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
4808 for SSE vector_all_ones operands and TARGET_AVX512VL.
4809 * config/i386/predicates.md (constm1_operand): New predicate.
4810 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
4811 emission of constant -1 load.
4813 2016-04-25 Jason Merrill <jason@redhat.com>
4815 * gdbinit.in: Skip is-a.h.
4817 * attribs.c (register_scoped_attributes): Fix logic.
4818 * attribs.h: Declare register_scoped_attributes.
4820 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4822 * config/rs6000/rs6000-builtin.def: Correct pasto error for
4823 stxvd2x and stxvw4x built-in functions.
4825 2016-04-25 DJ Delorie <dj@redhat.com>
4827 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
4828 (ashrhi3): Likewise.
4829 (lshrhi3): Likewise.
4831 2016-04-25 Richard Biener <rguenther@suse.de>
4833 PR tree-optimization/70780
4834 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
4836 (compute_antic): Mark blocks with abnormal preds as visited as
4837 they have a final empty antic-in solution already.
4839 2016-04-25 Michael Collison <michael.collison@linaro.org>
4841 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
4843 2016-04-25 Michael Collison <michael.collison@linaro.org>
4845 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
4846 mode is VQI to improve mixed mode vectorization.
4847 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
4848 define_insn to match low half of signed vaddw.
4849 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
4850 define_insn to match high half of signed vaddw.
4851 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
4852 define_insn to match low half of unsigned vaddw.
4853 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
4854 define_insn to match high half of unsigned vaddw.
4855 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
4856 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4857 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
4859 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4860 * config/arm/predicates.md (vect_par_constant_high): Support
4861 big endian and simplify by calling
4862 arm_simd_check_vect_par_cnst_half
4863 (vect_par_constant_low): Likewise.
4865 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4867 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
4868 predicate for operand 2.
4870 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
4871 H.J. Lu <hongjiu.lu@intel.com>
4873 * config/i386/i386-protos.h (standard_sse_constant_p): Add
4874 machine_mode argument.
4875 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
4876 constm1_rtx operands. For VOIDmode constants, get mode from
4877 pred_mode. Check mode size if the mode is supported by ABI.
4878 (standard_sse_constant_opcode): Do not use standard_constant_p.
4879 Strictly check ABI support for all-ones operands.
4880 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
4881 immediates. Update calls to standard_sse_constant_p.
4882 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
4883 (ix86_rtx_costs): Ditto.
4884 * config/i386/i386.md (*movxi_internal_avx512f): Use
4885 nonimmediate_or_sse_const_operand instead of vector_move_operand.
4886 Use (v,BC) alternative instead of (v,C). Use register_operand
4887 checks instead of MEM_P.
4888 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
4889 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
4890 isa attribute. Use register_operand checks instead of MEM_P.
4891 (*movti_internal): Use nonimmediate_or_sse_const_operand for
4892 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
4893 alternative and corresponding sse2 isa attribute.
4894 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
4895 to standard_sse_constant_p.
4896 (FP constant splitters): Ditto.
4897 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
4899 * config/i386/predicates.md (constm1_operand): Remove.
4900 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
4901 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
4902 vector_all_ones_operand instead of constm1_operand.
4904 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4906 * print-rtl.c (print_rtx_insn_vec): New function.
4907 * print-rtl.h: New prototype.
4908 * store-motion.c (struct st_expr): Make avail_stores a vector.
4909 (st_expr_entry): Adjust.
4910 (free_st_expr_entry): Likewise.
4911 (print_store_motion_mems): Likewise.
4912 (find_moveable_store): Likewise.
4913 (compute_store_table): Likewise.
4914 (delete_store): Likewise.
4915 (build_store_vectors): Likewise.
4917 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4919 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
4921 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4923 * vec.h (vec_safe_contains): New function.
4924 (vec::contains): Likewise.
4925 (vec::begin): Likewise.
4926 (vec::end): Likewise.
4928 2016-04-23 Jakub Jelinek <jakub@redhat.com>
4931 * cfgexpand.c (expand_stack_vars): Fix typo.
4933 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4935 * system.h (list, map, set, vector): Include conditionally.
4936 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
4937 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
4938 * ipa-icf.c (INCLUDE_LIST): Define.
4939 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
4940 * config/sh/sh.c (INCLUDE_VECTOR): Define.
4941 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
4942 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
4943 * cp/logic.cc (INCLUDE_LIST): Define.
4944 * fortran/trans-common.c (INCLUDE_MAP): Define.
4946 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4948 * auto-profile.c: Remove <string.h> include.
4949 * ipa-icf-gimple.c: Remove <list> include.
4950 * diagnostic.c: Remove <new> include.
4951 * genmatch.c: Likewise.
4952 * pretty-print.c: Likewise.
4953 * toplev.c: Likewise
4954 * c/c-objc-common.c: Likewise.
4955 * cp/error.c: Likewise.
4956 * fortran/error.c: Likewise.
4958 2016-04-22 Richard Biener <rguenther@suse.de>
4960 * lto-streamer-in.c (input_ssa_names): Do not allocate
4961 GIMPLE_NOP for all SSA names.
4962 * lto-streamer-out.c (output_ssa_names): Do not output
4963 SSA names that should have been released.
4965 2016-04-22 Richard Biener <rguenther@suse.de>
4967 PR tree-optimization/70740
4968 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
4971 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
4974 * config/i386/predicates.md (call_insn_operand): Replace
4975 sibcall_memory_operand with memory_operand.
4977 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
4979 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
4980 has_single_use() tests.
4981 (register_edge_assert_for_1): Likewise.
4982 (find_assert_locations_1): Check the liveness bitmap instead of
4983 checking has_single_use().
4985 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
4988 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
4989 Extract AVX-512BW constraint from AVX.
4991 2016-04-21 Richard Biener <rguenther@suse.de>
4993 PR tree-optimization/70725
4994 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
4995 for phi_convertible_by_degenerating_args.
4996 (predicate_all_scalar_phis): Handle single-argument PHIs.
4998 2016-04-21 Richard Biener <rguenther@suse.de>
5001 * fold-const.c (fold_comparison): Return properly typed
5004 2016-04-21 Bin Cheng <bin.cheng@arm.com>
5006 PR tree-optimization/70715
5007 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5008 after expanding BASE using expand_simple_operations.
5010 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5012 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
5013 New transformations.
5015 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5017 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5019 2016-04-20 Jan Hubicka <jh@suse.cz>
5021 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5022 ultiimate_alias_target.
5023 (update_callee_keys): Likewise.
5024 (lookup_recursive_calls): Likewise.
5025 (speculation_useful_p): Likewise.
5027 2016-04-20 Jan Hubicka <jh@suse.cz>
5030 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5031 (set_nothrow_flag_1): ... this; handle interposition correctly;
5032 recurse on aliases and thunks.
5033 (cgraph_node::set_nothrow_flag): New.
5034 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5035 functions compiled with non-call exceptions that binds to current
5037 (propagate_nothrow): Be safe WRT interposition.
5038 * cgraph.h (set_nothrow_flag): Update prototype.
5040 2016-04-18 Jan Hubicka <jh@suse.cz>
5042 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5043 max_loop_iterations_int.
5044 (tree_unswitch_outer_loop): Likewise.
5046 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5048 PR tree-optimization/69489
5049 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5050 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5051 Revise dump message.
5052 (if_convertible_bb_p): Remove check on edge count of basic block's
5055 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5057 PR tree-optimization/56625
5058 PR tree-optimization/69489
5059 * tree-data-ref.h (DR_INNERMOST): New macro.
5060 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5061 hashing struct innermost_loop_behavior.
5062 (ref_DR_map): Remove.
5063 (innermost_DR_map): New map.
5064 (baseref_DR_map): Revise comment.
5065 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5066 to innermost_DR_map accroding to its innermost loop behavior.
5067 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5068 to its innermost loop behavior.
5069 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5070 Add initialization for innermost_DR_map. Record memory reference
5071 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5072 have innermost loop behavior.
5073 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5076 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5078 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5079 *lea_general_1. Use explicit SWI12 mode interator.
5080 (*lea<mode>_general_2): Rename from *lea_general_2.
5081 Use explicit SWI12 mode interator.
5082 (*lea<mode>_general_3): Rename from *lea_general_3.
5083 Use explicit SWI12 mode interator.
5084 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5085 Use explicit SWI12 mode interator.
5086 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5087 Use explicit SWI48 mode interator.
5089 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5091 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5092 Short-cut unaligned load and store cases. Handle all integer
5094 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5095 and store cases. Call ix86_avx256_split_vector_move_misalign
5096 directly without checking mode class.
5098 2016-04-20 Andrew Pinski <apinski@cavium.com>
5099 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5102 * config/aarch64/aarch64.md (sibcall): Force call
5103 address to be DImode for ILP32.
5104 (sibcall_value): Likewise.
5106 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5108 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5110 2016-04-20 Richard Biener <rguenther@suse.de>
5112 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5113 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5114 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5115 (maybe_push_res_to_seq): Adjust.
5116 * gimple-fold.c (maybe_build_generic_op): Likewise.
5118 2016-04-20 Marek Polacek <polacek@redhat.com>
5120 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5123 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5125 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5126 use kmovw to support AVX512F target.
5128 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5130 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5132 2016-04-20 Marek Polacek <polacek@redhat.com>
5134 PR tree-optimization/70725
5135 * tree-if-conv.c (is_false_predicate): New function.
5136 (predicate_mem_writes): Use it.
5138 2016-04-20 Richard Biener <rguenther@suse.de>
5140 PR tree-optimization/70726
5141 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5142 shift amounts from a pattern stmt operand.
5144 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5147 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5148 stack_restore_from_fpr pattern when restoring r15.
5149 (s390_optimize_prologue): Strip away the memory barrier in the
5150 parallel when trying to get rid of restore insns.
5151 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5152 definition for loading the stack pointer from an FPR. Compared to
5153 the normal move insn this pattern includes a full memory barrier.
5155 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5158 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5159 implicitly linear or lastprivate iterator on the outer context.
5161 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5163 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5165 * config/i386/i386.md (ssememalign): Removed.
5166 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5168 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5171 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5172 const short * to __builtin_ia32_loaddquhi512_mask.
5173 (_mm512_maskz_loadu_epi16): Likewise.
5174 (_mm512_mask_storeu_epi16): Pass short * to
5175 __builtin_ia32_storedquhi512_mask.
5176 (_mm512_mask_loadu_epi8): Pass const char * to
5177 __builtin_ia32_loaddquqi512_mask.
5178 (_mm512_maskz_loadu_epi8): Likewise.
5179 (_mm512_mask_storeu_epi8): Pass char * to
5180 __builtin_ia32_storedquqi512_mask.
5181 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5182 const double * to __builtin_ia32_loadupd512_mask.
5183 (_mm512_mask_loadu_pd): Likewise.
5184 (_mm512_maskz_loadu_pd): Likewise.
5185 (_mm512_storeu_pd): Pass double * to
5186 __builtin_ia32_storeupd512_mask.
5187 (_mm512_mask_storeu_pd): Likewise.
5188 (_mm512_loadu_ps): Pass const float * to
5189 __builtin_ia32_loadups512_mask.
5190 (_mm512_mask_loadu_ps): Likewise.
5191 (_mm512_maskz_loadu_ps): Likewise.
5192 (_mm512_storeu_ps): Pass float * to
5193 __builtin_ia32_storeups512_mask.
5194 (_mm512_mask_storeu_ps): Likewise.
5195 (_mm512_mask_loadu_epi64): Pass const long long * to
5196 __builtin_ia32_loaddqudi512_mask.
5197 (_mm512_maskz_loadu_epi64): Likewise.
5198 (_mm512_mask_storeu_epi64): Pass long long *
5199 to __builtin_ia32_storedqudi512_mask.
5200 (_mm512_loadu_si512): Pass const int * to
5201 __builtin_ia32_loaddqusi512_mask.
5202 (_mm512_mask_loadu_epi32): Likewise.
5203 (_mm512_maskz_loadu_epi32): Likewise.
5204 (_mm512_storeu_si512): Pass int * to
5205 __builtin_ia32_storedqusi512_mask.
5206 (_mm512_mask_storeu_epi32): Likewise.
5207 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5208 char * to __builtin_ia32_storedquqi256_mask.
5209 (_mm_mask_storeu_epi8): Likewise.
5210 (_mm256_mask_loadu_epi16): Pass const short * to
5211 __builtin_ia32_loaddquhi256_mask.
5212 (_mm256_maskz_loadu_epi16): Likewise.
5213 (_mm_mask_loadu_epi16): Pass const short * to
5214 __builtin_ia32_loaddquhi128_mask.
5215 (_mm_maskz_loadu_epi16): Likewise.
5216 (_mm256_mask_loadu_epi8): Pass const char * to
5217 __builtin_ia32_loaddquqi256_mask.
5218 (_mm256_maskz_loadu_epi8): Likewise.
5219 (_mm_mask_loadu_epi8): Pass const char * to
5220 __builtin_ia32_loaddquqi128_mask.
5221 (_mm_maskz_loadu_epi8): Likewise.
5222 (_mm256_mask_storeu_epi16): Pass short * to.
5223 __builtin_ia32_storedquhi256_mask.
5224 (_mm_mask_storeu_epi16): Pass short * to.
5225 __builtin_ia32_storedquhi128_mask.
5226 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5227 const double * to __builtin_ia32_loadupd256_mask.
5228 (_mm256_maskz_loadu_pd): Likewise.
5229 (_mm_mask_loadu_pd): Pass onst double * to
5230 __builtin_ia32_loadupd128_mask.
5231 (_mm_maskz_loadu_pd): Likewise.
5232 (_mm256_mask_storeu_pd): Pass double * to
5233 __builtin_ia32_storeupd256_mask.
5234 (_mm_mask_storeu_pd): Pass double * to
5235 __builtin_ia32_storeupd128_mask.
5236 (_mm256_mask_loadu_ps): Pass const float * to
5237 __builtin_ia32_loadups256_mask.
5238 (_mm256_maskz_loadu_ps): Likewise.
5239 (_mm_mask_loadu_ps): Pass const float * to
5240 __builtin_ia32_loadups128_mask.
5241 (_mm_maskz_loadu_ps): Likewise.
5242 (_mm256_mask_storeu_ps): Pass float * to
5243 __builtin_ia32_storeups256_mask.
5244 (_mm_mask_storeu_ps): ass float * to
5245 __builtin_ia32_storeups128_mask.
5246 (_mm256_mask_loadu_epi64): Pass const long long * to
5247 __builtin_ia32_loaddqudi256_mask.
5248 (_mm256_maskz_loadu_epi64): Likewise.
5249 (_mm_mask_loadu_epi64): Pass const long long * to
5250 __builtin_ia32_loaddqudi128_mask.
5251 (_mm_maskz_loadu_epi64): Likewise.
5252 (_mm256_mask_storeu_epi64): Pass long long * to
5253 __builtin_ia32_storedqudi256_mask.
5254 (_mm_mask_storeu_epi64): Pass long long * to
5255 __builtin_ia32_storedqudi128_mask.
5256 (_mm256_mask_loadu_epi32): Pass const int * to
5257 __builtin_ia32_loaddqusi256_mask.
5258 (_mm256_maskz_loadu_epi32): Likewise.
5259 (_mm_mask_loadu_epi32): Pass const int * to
5260 __builtin_ia32_loaddqusi128_mask.
5261 (_mm_maskz_loadu_epi32): Likewise.
5262 (_mm256_mask_storeu_epi32): Pass int * to
5263 __builtin_ia32_storedqusi256_mask.
5264 (_mm_mask_storeu_epi32): Pass int * to
5265 __builtin_ia32_storedqusi128_mask.
5266 * config/i386/i386-builtin-types.def (PCSHORT): New.
5268 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5269 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5270 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5271 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5272 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5273 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5274 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5275 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5276 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5277 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5278 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5279 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5280 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5281 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5282 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5283 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5284 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5285 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5286 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5287 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5288 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5289 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5290 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5291 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5292 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5293 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5294 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5295 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5296 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5297 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5298 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5299 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5300 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5301 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5302 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5303 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5304 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5305 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5306 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5307 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5308 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5309 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5310 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5311 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5312 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5313 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5314 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5315 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5316 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5318 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5319 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5321 (ix86_expand_vector_move_misalign): Likewise.
5322 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5323 to scalar function prototype for unaligned load/store builtins.
5324 (ix86_expand_special_args_builtin): Updated.
5325 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5326 (UNSPEC_STOREU): Likewise.
5327 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5328 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5329 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5330 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5331 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5332 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5333 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5334 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5335 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5336 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5337 (<avx512>_storedqu<mode>_mask): Likewise.
5338 (*sse4_2_pcmpestr_unaligned): Likewise.
5339 (*sse4_2_pcmpistr_unaligned): Likewise.
5340 (*mov<mode>_internal): Renamed to ...
5341 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5342 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5343 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5344 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5346 2016-04-19 Richard Biener <rguenther@suse.de>
5348 PR tree-optimization/70171
5349 * tree-ssa-phiprop.c: Include stor-layout.h.
5350 (phiprop_insert_phi): Handle the aggregate copy case.
5351 (propagate_with_phi): Likewise.
5353 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5355 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5356 instead of simplify_gen_subreg (... , 0).
5357 (ix86_delegitimize_address): Ditto.
5358 (ix86_split_divmod): Ditto.
5359 (ix86_split_copysign_const): Ditto.
5360 (ix86_split_copysign_var): Ditto.
5361 (ix86_expand_args_builtin): Ditto.
5362 (ix86_expand_round_builtin): Ditto.
5363 (ix86_expand_special_args_builtin): Ditto.
5364 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5365 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5366 (udivmodqi4): Ditto.
5367 (absneg splitters): Ditto.
5368 (*jcc_bt<mode>_1): Ditto.
5370 2016-04-19 Richard Biener <rguenther@suse.de>
5372 PR tree-optimization/70724
5373 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5374 restoring out from ...
5375 (free_scc_vn): ... here.
5376 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5377 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
5379 (pass_fre::execute): Restore SSA info.
5381 2016-04-19 Richard Biener <rguenther@suse.de>
5383 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
5384 * gimple-walk.c (walk_gimple_op): Initialize it.
5385 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
5386 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
5387 remapping SSA names of defs.
5388 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
5391 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
5394 * lra-constraints.c (equiv_substition_p): New.
5395 (process_alt_operands): Use it.
5396 (swap_operands): Swap it.
5397 (curr_insn_transform): Update it.
5399 2016-04-18 Michael Matz <matz@suse.de>
5401 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
5402 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5403 * tree-core.h (tree_type_common.align): Use bit-field.
5404 (tree_type_common.spare): New.
5405 (tree_decl_common.off_align): Make smaller.
5406 (tree_decl_common.align): Use bit-field.
5408 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
5409 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
5410 (scan_sharing_clauses): Ditto.
5411 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5412 (omp_finish_file): Ditto.
5413 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
5414 (layout_decl): Ditto.
5415 (relayout_decl): Ditto.
5416 (finalize_record_size): Use SET_TYPE_ALIGN.
5417 (finalize_type_size): Ditto.
5418 (finish_builtin_struct): Ditto.
5419 (layout_type): Ditto.
5420 (initialize_sizetypes): Ditto.
5421 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
5422 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
5423 (lookup_field_for_decl): Use SET_DECL_ALIGN.
5424 (get_chain_field): Ditto.
5425 (get_trampoline_type): Ditto.
5426 (get_nl_goto_field): Ditto.
5427 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
5429 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
5430 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
5431 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5432 (build_qualified_type): Use SET_TYPE_ALIGN.
5433 (build_aligned_type, build_range_type_1): Ditto.
5434 (build_atomic_base): Ditto.
5435 (build_common_tree_nodes): Ditto.
5436 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
5437 (expand_one_stack_var_at): Ditto.
5438 * coverage.c (build_var): Use SET_DECL_ALIGN.
5439 * except.c (init_eh): Ditto.
5440 * function.c (assign_parm_setup_block): Ditto.
5441 * symtab.c (increase_alignment_1): Ditto.
5442 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
5443 * tree-vect-stmts.c (ensure_base_align): Ditto.
5444 * varasm.c (align_variable): Ditto.
5445 (assemble_variable): Ditto.
5446 (build_constant_desc): Ditto.
5447 (output_constant_def_contents): Ditto.
5449 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
5450 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
5451 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
5452 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
5453 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
5455 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
5458 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
5459 replace %vmovsd with "%vmovq".
5460 (vec_concatv2df): Likewise.
5462 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
5464 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
5465 (*vec_extractv2si_0): Ditto.
5466 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
5467 (zero_extended_scalar_load_operand splitters): Ditto.
5468 (vec_extract splitters): Ditto.
5469 (*vec_extractv4si_0_zext): Ditto.
5470 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5472 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5473 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5474 (*sse4_1_extractps): Use lowpart_subreg.
5475 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5477 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5479 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
5481 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
5482 Mention Solaris 11 packaging changes.
5483 Update gas and gld requirements.
5484 Remove reference to pre-Solaris 10 bug.
5485 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
5487 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
5490 2016-04-17 Jan Hubicka <jh@suse.cz>
5492 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
5493 max_loop_iterations_int.
5495 2016-04-18 Richard Biener <rguenther@suse.de>
5497 PR tree-optimization/43434
5498 * tree-ssa-structalias.c (struct vls_data): New.
5499 (visit_loadstore): Handle all pointer-based accesses.
5500 (compute_dependence_clique): Compute a bitmap of restrict tags
5501 assigned bases and pass it to visit_loadstore.
5503 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
5506 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
5507 armv8.1-a and armv8.1-a+crc.
5509 2016-04-18 Richard Biener <rguenther@suse.de>
5511 PR tree-optimization/70701
5512 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
5513 references after translating through a memcpy.
5515 2016-04-18 Richard Biener <rguenther@suse.de>
5517 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
5518 (compute_antic): ... here. For partial antic use regular
5519 postorder and scrap iteration.
5520 (compute_partial_antic_aux): Remove unused return value.
5521 (init_pre): Do not allocate postorder.
5522 (fini_pre): Do not free postorder.
5524 2016-04-18 Richard Biener <rguenther@suse.de>
5527 * expmed.c (extract_bit_field_1): Remove broken case
5528 using a wider MODE_INT mode.
5530 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
5532 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
5533 unless compiling with at least GCC-4.8.
5535 2016-04-17 Jan Hubicka <jh@suse.cz>
5538 * graphite.c (graphite_finalize): Update call to
5539 tree_estimate_probability.
5540 * predict.h (tree_estimate_probability): Update prototype.
5542 2016-04-17 Jan Hubicka <jh@suse.cz>
5544 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
5545 (tree_estimate_probability): Likewise.
5546 (pass_profile::execute): Update.
5547 (report_predictor_hitrates): New function.
5548 * profile.c (compute_branch_probabilities): Use it.
5549 * predict.h (report_predictor_hitrates): Declare.
5551 2016-04-17 Jan Hubicka <jh@suse.cz>
5554 * cgraph.h (cgraph_node::set_const_flag,
5555 cgraph_node::set_pure_flag): Update prototype to return bool;
5557 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
5558 of interposable symbol are interposable, too.
5559 (cgraph_set_const_flag_1): Rename to ...
5560 (set_const_flag_1): ... this one; change to self recursive function
5561 instead of call_for_symbol_thunks_and_aliases. Handle correctly
5562 clearnig the flag in all variants and also virtual thunks of const
5563 functions are pure; track if any change was done.
5564 (cgraph_node::set_const_flag): Update.
5565 (struct set_pure_flag_info): New struct.
5566 (cgraph_set_pure_flag_1): Rename to ...
5567 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
5568 rather than pointer encoded flags; track if any changes was done;
5569 handle correctly clearning flag and setting flag of aliases already
5571 (cgraph_node::set_pure_flag): Update.
5572 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
5574 2016-04-17 Tom de Vries <tom@codesourcery.com>
5577 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
5580 2016-04-17 Tom de Vries <tom@codesourcery.com>
5582 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
5583 '{}<> ' as escape-for-record.
5585 2016-04-17 Tom de Vries <tom@codesourcery.com>
5587 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
5590 2016-04-17 Tom de Vries <tom@codesourcery.com>
5593 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
5594 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
5595 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
5596 * passes.c (finish_optimization_passes): Only call
5597 finish_graph_dump_file if dfi->graph_dump_initialized.
5598 (execute_function_dump, pass_init_dump_file): Use
5599 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
5601 2016-04-17 Tom de Vries <tom@codesourcery.com>
5603 PR tree-optimization/70256
5604 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
5605 (debug_varmap): New function.
5607 2016-04-17 Tom de Vries <tom@codesourcery.com>
5610 * passes.c (pass_manager::register_pass): Propagate pflags.
5612 2016-04-17 Tom de Vries <tom@codesourcery.com>
5615 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
5616 * passes.c (pass_manager::pass_manager): Declare and init p_start in
5617 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
5618 check if it's equal to p_start.
5619 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
5621 2016-04-15 Jan Hubicka <jh@suse.cz>
5624 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
5625 function does not bind to current def.
5626 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
5627 handle conservatively calls to functions that does not need to bind
5629 (check_call): Update call of worse_state.
5630 (ignore_edge_for_nothrow): Update.
5631 (ignore_edge_for_pure_const): Likewise.
5632 (propagate_pure_const): Update calls to worse_state.
5633 (skip_function_for_local_pure_const): Reformat comments.
5635 2016-04-15 Jan Hubicka <jh@suse.cz>
5638 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
5639 (cgraph_node::function_symbol): Likewise.
5640 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5641 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
5642 (symtab_node::ultimate_alias_target): Add REF parameter.
5643 (symtab_node::binds_to_current_def_p): Declare.
5644 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
5645 (cgraph_node::function_symbol): Likewise.
5646 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5647 (cgraph_node::get_availability): Likewise.
5648 (cgraph_edge::binds_to_current_def_p): New inline function.
5649 (varpool_node::get_availability): Add REF parameter.
5650 (varpool_node::ultimate_alias_target): Likewise.
5651 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
5652 (symtab_node::binds_to_current_def_p): Likewise.
5653 * varpool.c (varpool_node::get_availability): Likewise.
5655 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5658 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
5659 Fix mode size check.
5661 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5663 * BASE-VER: Set to 7.0.0.
5665 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
5667 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
5669 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5671 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
5672 architecture revisions.
5674 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
5676 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
5677 * config/i386/i386.c (ix86_using_red_zone): No longer static.
5678 * config/i386/i386.md (stack decrement to push peepholes): Guard
5679 with !x86_using_red_zone ().
5681 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5684 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
5685 to dump_generic_node.
5686 (NIY): Pass also flags to do_niy.
5688 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
5690 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
5691 (simd_clone_vector_of_formal_parm_types)
5692 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
5693 (simd_clone_mangle, simd_clone_create)
5694 (simd_clone_adjust_return_type, create_tmp_simd_array)
5695 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
5696 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
5697 (ipa_simd_modify_function_body, simd_clone_linear_addend)
5698 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
5699 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
5700 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
5701 * omp-simd-clone.c: ... this new file.
5702 (simd_clone_vector_of_formal_parm_types): Make it static.
5703 * Makefile.in (OBJS): Add omp-simd-clone.o.
5705 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5708 * config/i386/sse.md: Use proper memory operand modifiers.
5711 2016-04-15 Richard Biener <rguenther@suse.de>
5712 Alan Modra <amodra@gmail.com>
5714 PR tree-optimization/70130
5715 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
5716 when alignment stays not the same and no not use the realign
5719 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5722 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5723 direct move handlers for KFmode. Change TFmode handlers test from
5724 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
5726 2016-04-14 Jakub Jelinek <jakub@redhat.com>
5729 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
5730 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
5731 (inlined_polymorphic_ctor_dtor_block_p): Use it.
5732 * tree-ssa-live.c (remove_unused_scope_block_p): When
5733 in_ctor_dtor_block, avoid discarding not just BLOCKs with
5734 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
5735 block_ultimate_origin is FUNCTION_DECL.
5736 (remove_unused_locals): If current_function_decl is
5737 polymorphic_ctor_dtor_p, pass initial true to
5738 remove_unused_scope_block_p' is_ctor_dtor_block.
5740 2016-04-14 Martin Sebor <msebor@redhat.com>
5745 * doc/extend.texi (Variable Length): Revert.
5747 2016-04-14 Marek Polacek <polacek@redhat.com>
5748 Jan Hubicka <hubicka@ucw.cz>
5751 * tree.c (verify_type): Disable the canonical type of main variant
5754 2016-04-14 Jason Merrill <jason@redhat.com>
5756 * cfgexpand.c, expr.c: Revert previous change.
5758 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
5761 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
5762 when building a mem ref for the incoming reduction variable.
5764 2016-04-14 Richard Biener <rguenther@suse.de>
5766 PR tree-optimization/70614
5767 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
5768 loop if the evolution dropped to chrec_dont_know.
5769 (interpret_condition_phi): Likewise.
5771 2016-04-14 Richard Biener <rguenther@suse.de>
5773 PR tree-optimization/70623
5774 * tree-ssa-pre.c (changed_blocks): Make global ...
5775 (compute_antic): ... local here. Move and fix worklist
5776 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
5777 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
5778 worklist handling, dump when ANTIC_IN changed.
5779 (compute_partial_antic_aux): Remove worklist handling.
5780 (init_pre): Do not compute post dominators. Add a comment about
5781 the CFG order chosen.
5782 (fini_pre): Do not free post dominators.
5784 2016-04-13 Martin Sebor <msebor@redhat.com>
5789 * doc/extend.texi (Variable Length): Document C++ specifics.
5791 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5794 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
5795 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
5796 eh edges have been purged.
5799 * tree-sra.c (create_access_replacement,
5800 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
5802 * tree-pretty-print.c (dump_fancy_name): New function.
5803 (dump_decl_name, dump_generic_node): Use it.
5805 2016-04-13 Jason Merrill <jason@redhat.com>
5807 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
5808 * expr.c (expand_expr_real_1): Likewise.
5810 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
5812 * config/i386/i386.md (kunpckhi): Swap operands.
5813 (kunpcksi): Likewise.
5814 (kunpckdi): Likewise.
5815 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
5816 (vec_pack_trunc_<mode>): Likewise.
5818 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5821 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
5824 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
5825 gimplification turns some element into non-constant.
5828 * rtl.h (convert_memory_address_addr_space_1): New prototype.
5829 * explow.c (convert_memory_address_addr_space_1): No longer static,
5830 add NO_EMIT argument and don't call convert_modes if true, pass
5831 it down recursively, remove break after return.
5832 (convert_memory_address_addr_space): Adjust caller.
5833 * simplify-rtx.c (simplify_unary_operation_1): Call
5834 convert_memory_address_addr_space_1 instead of convert_memory_address,
5835 if it returns NULL, don't simplify.
5837 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
5840 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
5842 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5844 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5845 Bump the upper SIMDLEN limits, so that if the return type or
5846 characteristic type if the return type is void can be passed in
5847 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
5850 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5853 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
5854 Do not use "=" constraint on an input constraint.
5855 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5856 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5857 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
5858 generates (neg (abs ...)) instead of (abs ...).
5860 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5862 PR rtl-optimization/70596
5863 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
5864 just invalidate LRA data and reset them. Adjust dump wording.
5866 2016-04-12 Martin Liska <mliska@suse.cz>
5869 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5871 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5873 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5874 max_loop_iterations_int.
5875 (tree_unswitch_outer_loop): Likewise.
5876 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5877 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5879 2016-04-12 Tom de Vries <tom@codesourcery.com>
5881 PR tree-optimization/68756
5882 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
5883 instead of new_name.
5885 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5887 PR tree-optimization/70602
5888 * tree-sra.c (generate_subtree_copies): Don't write anything into
5889 constant pool decls.
5891 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
5892 regardless whether there are depend clauses or not.
5894 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5897 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
5898 target attribute and pragma from changing the -mfloat128
5899 and -mfloat128-hardware options.
5901 * doc/extend.texi (Additional Floating Types): Document PowerPC
5902 __float128 restrictions.
5904 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5907 * config/aarch64/driver-aarch64.c
5908 (aarch64_get_extension_string_for_isa_flags): New.
5909 (arch_extension): Rename to...
5910 (aarch64_arch_extension): ...This.
5911 (ext_to_feat_string): Rename to...
5912 (aarch64_extensions): ...This.
5913 (aarch64_core_data): Keep track of architecture extension flags.
5914 (cpu_data): Rename to...
5915 (aarch64_cpu_data): ...This.
5916 (aarch64_arch_driver_info): Keep track of architecture extension
5918 (get_arch_name_from_id): Rename to...
5919 (get_arch_from_id): ...This, change return type.
5920 (host_detect_local_cpu): Update and reformat for renames, handle
5921 extensions through common infrastructure.
5923 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5926 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
5927 track of a canonical flag name.
5928 (all_extensions): Likewise.
5929 (arch_to_arch_name): Also track extension flags enabled by the arch.
5930 (all_architectures): Likewise.
5931 (aarch64_parse_extension): Move to here.
5932 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
5934 (aarch64_rewrite_selected_cpu): Update for above change.
5935 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
5936 are handled, such that the single explicit value enabled by an
5937 extension is kept seperate from the implicit values it also enables.
5938 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
5940 (aarch64_parse_extension): New.
5941 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
5942 here to config/aarch64/aarch64-protos.h.
5943 (aarch64_parse_extension): Move from here to
5944 common/config/aarch64/aarch64-common.c.
5945 (aarch64_option_print): Update.
5946 (aarch64_declare_function_name): Likewise.
5947 (aarch64_start_file): Likewise.
5948 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
5949 the canonical flag for extensions.
5950 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
5953 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5955 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
5958 2016-04-09 Tom de Vries <tom@codesourcery.com>
5960 PR tree-optimization/68953
5961 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
5962 first to last subscript.
5964 2016-04-09 Jakub Jelinek <jakub@redhat.com>
5966 PR tree-optimization/70586
5967 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
5970 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
5974 PR tree-optimization/70373
5978 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
5979 clauses for acc parallel reductions as necessary. Error on those
5981 * omp-low.c (scan_sharing_clauses): Don't install variables which
5982 are used in acc parallel reductions.
5983 (lower_rec_input_clauses): Remove dead code.
5984 (lower_oacc_reductions): Add support for reference reductions.
5985 (lower_reduction_clauses): Remove dead code.
5986 (lower_omp_target): Don't remap variables appearing in acc parallel
5988 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
5990 2016-04-08 Jakub Jelinek <jakub@redhat.com>
5993 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
5994 with multiple SSA_NAME defs, force the outputs other than first
5995 to be live before calling live_track_process_def on each output.
5997 PR rtl-optimization/70574
5998 * fwprop.c (forward_propagate_and_simplify): Don't add
5999 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
6000 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
6001 paradoxical subregs within *loc.
6003 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
6005 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
6006 -ftree-parallelize-loops={0,1}.
6007 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
6008 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
6009 * config/ia64/hpux.h (LIB_SPEC): Likewise.
6010 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
6011 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
6013 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6016 * asan.c (instrument_derefs): If we get unknown location, extract it
6018 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6020 2016-04-08 Tom de Vries <tom@codesourcery.com>
6022 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6023 implicit firstprivate clause.
6025 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6028 * config/arm/thumb2.md (tst + branch-> lsls + branch
6029 peephole below *orsi_not_shiftsi_si): Require that condition
6030 register is dead after the peephole.
6031 (second peephole after the above): Likewise.
6033 2016-04-08 Alan Modra <amodra@gmail.com>
6036 * builtins.c (fold_builtin_classify): For IBM extended precision,
6037 look at just the high-order double to test for NaN.
6038 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6039 test just the high double for Inf but both doubles for subnormal
6042 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6044 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6045 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6046 node->simdclone->mask_mode != VOIDmode masks.
6047 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6048 earlier, use it instead of node->simdclone.
6049 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6050 Set clonei->mask_mode.
6052 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6055 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6056 Pass it through to cp_parser_already_scoped_statement.
6057 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6058 it through to cp_parser_statement.
6059 (cp_parser_statement): Pass IF_P through to
6060 cp_parser_iteration_statement.
6061 (cp_parser_pragma): Adjust call to
6062 cp_parser_iteration_statement.
6064 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6067 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6068 resolve a future -Wparentheses warning.
6069 * omp-low.c (scan_sharing_clauses): Likewise.
6070 * tree-parloops.c (eliminate_local_variables): Likewise.
6072 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6074 PR rtl-optimization/70398
6075 * lra-constraints.c (process_address_1): Check zero scale and code
6076 for reloading with zero scale.
6078 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6080 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6081 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6083 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6085 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6086 Add support for AVX512F clones, include them by default for
6087 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6088 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6092 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6093 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6094 firstprivate clauses.
6095 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6096 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6097 (lower_omp_target): Set TREE_NO_WARNING for
6098 non-addressable possibly uninitialized vars which are copied into
6099 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6101 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6103 * config/pa/predicates.md (integer_store_memory_operand): Accept
6104 REG+D operands with a large offset when reload_in_progress is true.
6105 (floating_point_store_memory_operand): Likewise.
6107 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6110 * match.pd (nested int casts): Limit to GIMPLE.
6112 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6115 * ipa-devirt.c (maybe_record_node): Fix comment; use
6116 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6118 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6120 PR rtl-optimization/70542
6121 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6122 if there are any uses other than insn or debug insns.
6124 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6125 Jakub Jelinek <jakub@redhat.com>
6127 PR tree-optimization/70509
6128 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6129 Shift HOST_WIDE_INT_1U instead of 1.
6131 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6133 PR tree-optimization/70509
6134 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6135 of the vector base type for index.
6137 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6140 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6142 2016-04-05 Richard Biener <rguenther@suse.de>
6144 PR tree-optimization/70526
6145 * tree-sra.c (build_ref_for_offset): Use prev_base to
6146 extract the alias pointer type.
6148 2016-04-05 Richard Biener <rguenther@suse.de>
6150 * dse.c (struct store_info): Remove alias_set member.
6151 (struct read_info_type): Likewise.
6152 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6153 spill_deleted, clear_alias_set_lookup): Remove.
6154 (get_group_info): Remove dead base == NULL_RTX case.
6155 (dse_step0): Remove initialization of removed variables.
6156 (delete_dead_store_insn): Reomve alias set dumping.
6157 (free_read_records): Remove alias_set handling.
6158 (canon_address): Remove alias_set_out parameter.
6159 (record_store): Remove spill_alias_set, it's always zero.
6160 (check_mem_read_rtx): Likewise.
6161 (dse_step2): Rename from ...
6162 (dse_step2_nospill): ... this. Adjust.
6163 (scan_stores): Rename from ...
6164 (scan_stores_nospill): ... this.
6165 (scan_reads): Rename from ...
6166 (scan_reads_nospill): ... this.
6167 (scan_stores_spill, scan_reads_spill): Remove.
6168 (dse_step3_scan): Remove for_spills argument which is always false.
6169 (dse_step3): Likewise.
6170 (dse_step5): Rename from ...
6171 (dse_step5_nospill): ... this. Remove alias_set handling.
6172 (rest_of_handle_dse): Adjust.
6174 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6177 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6178 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6179 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6180 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6182 2016-04-05 Richard Biener <rguenther@suse.de>
6185 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6186 non-register type temporaries into SSA.
6188 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6191 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6192 calls when sanitizing.
6193 (possible_polymorphic_call_target_p): Fix formatting.
6195 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6196 Jakub Jelinek <jakub@redhat.com>
6199 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6200 to ensure a call statement is compatible with a built-in's
6202 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6205 2016-04-04 Richard Biener <rguenther@suse.de>
6207 PR rtl-optimization/70484
6208 * rtl.h (canon_output_dependence): Declare.
6209 * alias.c (canon_output_dependence): New function.
6210 * dse.c (record_store): Use canon_output_dependence rather
6211 than canon_true_dependence.
6213 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6216 * cgraph.h (symtab_node::copy_visibility_from): New function.
6217 * symtab.c (symtab_node::copy_visibility_from): New function.
6218 * ipa-visibility.c (optimize_weakref): New function.
6219 (function_and_variable_visibility): Use it.
6221 2016-04-04 Martin Liska <mliska@suse.cz>
6224 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6225 value that is really in range handled by SBR instruction.
6226 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6227 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6228 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6230 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6234 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6235 set, but not for SP_REG operands.
6237 2016-04-02 Martin Sebor <msebor@redhat.com>
6240 * fold-const.c (maybe_nonzero_address): New function.
6241 (fold_comparison): Call it. Fold equality and relational
6242 expressions involving null pointers.
6243 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6245 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6247 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6248 the "Y" constraint (scalar FP 0.0 immediate).
6250 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6251 Add the "const_double" to the list of operand constraints.
6253 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6255 PR rtl-optimization/70467
6256 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6257 If low word of the last operand is 0, just emit addition/subtraction
6260 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6263 * config/s390/s390.c (s390_expand_insv): Check for everything
6264 constant instead of just VOIDmode stuff.
6266 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6269 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6271 2016-04-01 Nathan Sidwell <nathan@acm.org>
6273 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6275 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6277 PR rtl-optimization/70461
6278 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6281 2016-03-31 Martin Liska <mliska@suse.cz>
6284 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6285 a tree value or an immediate integer value to a buffer
6286 that is eventually copied to a BRIG section.
6287 (emit_immediate_operand): Call the function here.
6288 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6289 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6290 of class' fields that are removed.
6291 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6292 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6293 m_brig_repr_size fields.
6295 2016-03-31 Martin Liska <mliska@suse.cz>
6298 * hsa-gen.c (hsa_function_representation::update_dominance): New
6300 (convert_addr_to_flat_segment): Likewise.
6301 (gen_hsa_memory_set): New alignment argument.
6302 (gen_hsa_ctor_assignment): Likewise.
6303 (gen_hsa_insns_for_single_assignment): Provide alignment
6304 to gen_hsa_ctor_assignment.
6305 (gen_hsa_insns_for_direct_call): Add new argument.
6306 (expand_lhs_of_string_op): New function.
6307 (expand_string_operation_builtin): Likewise.
6308 (expand_memory_copy): New function.
6309 (expand_memory_set): New function.
6310 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6311 (convert_switch_statements): Change signature.
6312 (generate_hsa): Use a return value of the function.
6313 (pass_gen_hsail::execute): Do not call
6314 convert_switch_statements here.
6315 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6316 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6317 (hsa_function_representation::update_dominance): New function.
6319 2016-03-31 Martin Liska <mliska@suse.cz>
6322 * hsa-brig.c (emit_directive_variable): Emit alignment
6323 according to hsa_symbol::m_align.
6324 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6325 (dump_hsa_symbol): Dump alignment of HSA symbols.
6326 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6327 (gen_hsa_addr_with_align): New function.
6328 (hsa_bitmemref_alignment): Use newly added function.
6329 (gen_hsa_insns_for_load): Likewise.
6330 (gen_hsa_insns_for_store): Likewise.
6331 (gen_hsa_memory_copy): New argument added.
6332 (gen_hsa_insns_for_single_assignment): Respect
6333 alignment for assignments processed via gen_hsa_memory_copy.
6334 (gen_hsa_insns_for_direct_call): Likewise.
6335 (gen_hsa_insns_for_return): Likewise.
6336 (gen_function_def_parameters): Set default alignment.
6337 * hsa.c (hsa_object_alignment): New function.
6338 (hsa_byte_alignment): Pasted function.
6339 * hsa.h (hsa_symbol::m_align): New field.
6341 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6343 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6344 scratch field for goto case.
6346 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6348 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6350 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6353 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6354 (scalar_chain::convert_insn): Call convert_op for reg
6355 moves to handle undefined registers.
6357 2016-03-31 Nathan Sidwell <nathan@acm.org>
6360 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6361 Assert we don't want to move backwards.
6363 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6366 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6368 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6370 PR rtl-optimization/70460
6371 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6372 with operand from REG_LABEL_OPERAND, instead substitute
6373 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6374 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6376 2016-03-31 Martin Liska <mliska@suse.cz>
6378 * passes.c (execute_one_pass): Do not call
6379 todo_after for a discarded function.
6381 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6383 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
6384 (no_cost, infinite_cost): Initialize the new field.
6385 (get_computation_cost_at): Record setup cost.
6386 (determine_use_iv_cost_address): Skip cost computation for sub
6387 uses if we can estimate it without losing accuracy.
6389 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6391 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6393 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6394 max_loop_iterations_int.
6395 (tree_unswitch_outer_loop): Likewise.
6396 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6397 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6399 2016-03-30 Richard Biener <rguenther@suse.de>
6402 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
6404 2016-03-30 Jakub Jelinek <jakub@redhat.com>
6407 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
6408 in gen_blendm expander.
6410 2016-03-30 Nick Clifton <nickc@redhat.com>
6413 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
6414 case where we are already provided with an SImode SUBREG.
6416 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
6419 * config/i386/i386.c (ix86_expand_epilogue): Properly check
6420 conflict between DRAP register and __builtin_eh_return.
6422 2016-03-30 Michael Matz <matz@suse.de>
6423 Richard Biener <rguenther@suse.de>
6426 * ipa-polymorphic-call.c (struct type_change_info): Change
6427 speculative to an unsigned allowing to limit the work we do.
6428 (csftc_abort_walking_p): New inline function..
6429 (check_stmt_for_type_change): Limit the number of may-defs
6430 skipped for speculative devirtualization to
6431 max-speculative-devirt-maydefs.
6432 * params.def (max-speculative-devirt-maydefs): New param.
6433 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
6435 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
6438 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
6441 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
6443 PR tree-optimization/59124
6444 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
6445 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
6447 2016-03-29 Jeff Law <law@redhat.com>
6449 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
6451 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6453 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
6456 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
6458 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
6459 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
6460 gcrt0.o if linking dynamically.
6462 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6465 * ipa-devirt.c (methods_equal_p): New function.
6466 (compare_virtual_tables): Use it.
6467 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6468 * cgraphclones.c (clone_function_name_1): Use
6469 symbol_table::symbol_suffix_separator.
6470 * coverage.c (build_var): Likewise.
6471 * symtab.c (symbol_table::symbol_suffix_separator): New.
6473 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6475 PR rtl-optimization/70429
6476 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6477 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6478 mode != result_mode.
6481 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
6483 PR tree-optimization/70405
6484 * ssa-iterators.h (num_imm_uses): Add missing braces.
6486 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
6488 PR rtl-optimization/68695
6489 * ira-color.c (allocno_copy_cost_saving): New.
6490 (improve_allocation): Use it.
6492 2016-03-29 Richard Henderson <rth@redhat.com>
6495 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
6497 2016-03-29 Richard Biener <rguenther@suse.de>
6500 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
6501 use alignment returned by get_pointer_alignment_1 if it is
6502 bigger than BITS_PER_UNIT.
6503 * builtins.c (get_pointer_alignment_1): Do not return true
6504 for alignment extracted from SSA info.
6506 2016-03-28 James Bowman <james.bowman@ftdichip.com>
6508 * config/ft32/ft32.opt (mnodiv): New.
6509 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
6510 * doc/invoke.texi (FT32 Options -mnodiv): New.
6512 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
6515 * config/i386/i386.md (define_split, andn): Fix modes.
6517 2016-03-26 Richard Biener <rguenther@suse.de>
6518 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6521 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
6523 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
6524 as 2nd argument to cl_optimization_restore().
6526 2016-03-25 Richard Henderson <rth@redhat.com>
6529 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
6530 * config/aarch64/aarch64-protos.h: Declare it.
6531 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
6533 2016-03-25 Alan Modra <amodra@gmail.com>
6536 * config/rs6000/constraints.md (j): Simplify.
6537 * config/rs6000/predicates.md (easy_fp_constant): Exclude
6539 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
6540 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
6541 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
6542 in all constraint alternatives.
6543 (movtd_64bit_nodm): Delete "j" constraint alternative.
6545 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6547 * tree-ssa-propagate.c: Enhance docs for
6548 SSA_PROP_NOT_INTERESTING.
6550 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6552 * doc/extend.texi: Fix typo in documentation to pure attribute.
6554 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
6557 * config/pa/pa.md (bswapdi2): Use a scratch register.
6559 2016-03-24 Richard Henderson <rth@redhat.com>
6562 * fold-const.c (extract_muldiv_1): Correct test for multiplication
6565 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
6567 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
6568 using ix86_expand_binary_operator instead of gen_andsi3.
6570 2016-03-24 Richard Biener <rguenther@suse.de>
6572 PR tree-optimization/70396
6573 * tree-vect-stmts.c (vectorizable_comparison): Use
6574 get_vectype_for_scalar_type.
6576 2016-03-24 Richard Biener <rguenther@suse.de>
6579 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
6580 with register bases.
6582 2016-03-24 Richard Biener <rguenther@suse.de>
6584 PR tree-optimization/70372
6585 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
6586 build_all_ones_cst to also handle vector types correctly.
6588 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6591 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
6594 2016-03-23 Marek Polacek <polacek@redhat.com>
6597 * doc/invoke.texi: Document -Wignored-attributes.
6599 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6601 PR tree-optimization/69042
6602 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
6603 parameter from 30 to 40.
6605 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6607 PR tree-optimization/69042
6608 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
6609 for use with constant offset stripped in base.
6611 2016-03-23 Richard Biener <rguenther@suse.de>
6614 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
6615 mode compatibility check.
6616 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6618 2016-03-23 Jeff Law <law@redhat.com>
6620 PR tree-optimization/64058
6621 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
6623 (struct ssa_conflicts): Move up earlier in the file.
6624 (conflicts_, var_map_): New static variables.
6625 (initialize_conflict_count): New function to initialize the
6626 CONFLICT_COUNT field for each conflict pair.
6627 (compare_pairs): Lazily initialize the conflict count and use it
6628 as the first tie-breaker.
6629 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
6630 and wipe conflicts_ and map_ around the call to qsort. Remove
6631 special case for 2 coalesce pairs.
6632 * bitmap.c (bitmap_count_unique_bits): New function.
6633 (bitmap_count_bits_in_word): New function, extracted from
6635 (bitmap_count_bits): Use bitmap_count_bits_in_word.
6636 * bitmap.h (bitmap_count_unique_bits): Declare it.
6638 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
6641 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
6642 transparent alias chain for decl assembler name.
6643 * config/sol2.c (solaris_assemble_visibility): Likewise.
6645 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6647 * config/arm/arm1020e.md (1020call_op): Reduce reservation
6649 (v10_fdivs): Likewise.
6650 (v10_fdivd): Likewise.
6652 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6655 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
6656 to not call fclose twice on file.
6658 2016-03-23 Jakub Jelinek <jakub@redhat.com>
6660 PR tree-optimization/70354
6661 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6662 oprnd0 is wider than oprnd1 and there is a cast from the wider
6663 type to oprnd1, mask it with the mask of the narrower type.
6666 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
6667 Optimize TARGET_STV splitters, if high or low word of last argument
6670 2016-03-22 Jeff Law <law@redhat.com>
6673 tree-ssa-threadbackward.c
6674 (fsm_find_control_statement_thread_paths): Correctly distinguish
6675 between old style jump threads vs FSM jump threads.
6677 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
6680 * config/i386/i386.c (scalar_chain::convert_op): Support
6681 uninitialized register usage case.
6683 2016-03-22 Richard Biener <rguenther@suse.de>
6686 * genmatch.c (gen_transform): Adjust last parameter to a three-state
6688 (capture::gen_transform): ... to change behavior when substituting
6689 a condition into cond or not-cond expr context.
6690 (dt_simplify::gen_1): Adjust.
6691 * gimple-match-head.c: Include gimplify.h for unshare_expr.
6692 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
6693 last change and instead change to
6694 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
6695 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6697 2016-03-22 Anthony Green <green@moxielogic.com>
6699 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
6700 issue for moxiebox targets.
6701 (CC1PLUS_SPEC): Ditto.
6703 2016-03-22 Richard Biener <rguenther@suse.de>
6706 * fold-const.c (extract_muldiv_1): Properly perform multiplication
6709 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6711 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
6713 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6716 * config/i386/i386.c (def_builtin): Handle
6717 OPTION_MASK_ISA_AVX512VL to be and-ed with other
6719 (const struct builtin_description bdesc_special_args[]):
6720 Remove duplicate ISA bits.
6722 2016-03-22 Jakub Jelinek <jakub@redhat.com>
6725 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
6726 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
6727 in a way that works also for AVX512BW.
6730 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
6731 instead of source if operands[1] is xmm16 and above and
6732 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
6733 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
6736 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
6737 on assign if (*from_p) is a comparison, set it to
6738 TREE_NO_WARNING (*from_p).
6740 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6743 * lra.c (restore_scratches): Ignore deleted insns.
6745 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
6746 Jakub Jelinek <jakub@redhat.com>
6748 PR tree-optimization/70317
6749 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
6752 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
6755 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
6756 of ix86_expand_move.
6758 (movti): Use general_operand for operand 1 predicate.
6760 2016-03-21 Martin Liska <mliska@suse.cz>
6762 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
6764 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
6766 2016-03-21 Martin Liska <mliska@suse.cz>
6769 * ipa-icf.c (sem_function::parse): Skip static
6770 constructors and destructors.
6772 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6775 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
6776 function-like macro, peek following token(s) if it is followed
6777 by CPP_OPEN_PAREN token with optional padding in between, and
6778 if not, don't treat it like a macro.
6780 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
6781 Alexander Monakov <amonakov@ispras.ru>
6783 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
6784 for the stabs debug format.
6786 2016-03-21 Richard Biener <rguenther@suse.de>
6788 PR tree-optimization/70310
6789 * tree-vect-generic.c (expand_vector_condition): Fold the built
6792 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
6795 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
6796 Block third alternative for AVX-512VL target,
6798 2016-03-21 Martin Liska <mliska@suse.cz>
6801 * hsa-brig.c (emit_function_directives): Mark unemitted
6802 global variables for emission.
6803 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
6804 (get_symbol_for_decl): Likewise.
6805 * hsa.h (struct hsa_symbol): New flag.
6807 2016-03-21 Richard Biener <rguenther@suse.de>
6809 PR tree-optimization/70288
6810 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
6811 we do not estimate unsimplified all-constant conditionals or
6812 switches as optimized away.
6814 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
6816 PR rtl-optimization/69102
6817 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
6818 when we have a readonly dependency context.
6820 2016-03-18 Jeff Law <law@redhat.com>
6822 PR rtl-optimization/70263
6823 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
6824 (update_equiv_regs): When trying to move a store to after the insn
6825 that sets the source of the store, make sure the store occurs after
6826 the insn that sets the source of the store. When successful note
6827 the REG_EQUIV note created in the dump file.
6829 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
6830 Bernd Schmidt <bschmidt@redhat.com>
6832 * doc/extend.texi: Document more potential problems with basic asms.
6834 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
6836 PR rtl-optimization/70278
6837 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
6840 2016-03-18 Jason Merrill <jason@redhat.com>
6842 * calls.c (load_register_parameters): Fix zero size sibcall logic.
6844 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
6846 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
6847 values to 128b regs.
6849 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
6851 PR tree-optimization/70252
6852 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
6853 boolean vector has a proper number of elements.
6854 (supportable_narrowing_operation): Likewise.
6856 2016-03-18 Tom de Vries <tom@codesourcery.com>
6859 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
6861 2016-03-18 Jakub Jelinek <jakub@redhat.com>
6863 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
6864 instead of replace_rtx for DEBUG_INSNs.
6866 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6868 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
6869 load type reservations.
6871 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
6874 * config/pa/constraints.md: Revert 2015-02-13 change. Use
6875 define_constraint for "Q" and "T" constraints.
6877 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
6879 Tweak the pipeline model for Exynos M1
6881 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
6884 2016-03-17 David Malcolm <dmalcolm@redhat.com>
6887 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
6888 where one or both locations aren't within a line_map.
6890 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
6893 * opts.c (finish_options): Don't set flag_pie to the default if
6894 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
6897 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
6899 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
6900 true as ALL_REGS argument to replace_rtx.
6902 2016-03-17 Richard Biener <rguenther@suse.de>
6905 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
6908 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6911 * rtl.h (replace_rtx): Add ALL_REGS argument.
6912 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
6913 equality and assert mode is the same, instead of just rtx pointer
6915 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
6916 true as ALL_REGS argument to replace_rtx.
6918 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
6920 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
6921 for boolean vector with vector mode only.
6922 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6924 2016-03-17 Nick Clifton <nickc@redhat.com>
6927 * config/rx/rx.c (rx_print_integer): Print negative constants in
6930 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6933 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
6935 2016-03-16 Richard Henderson <rth@redhat.com>
6936 Richard Biener <rguenth@suse.de>
6941 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
6942 first operand as is_gimple_condexpr.
6947 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
6948 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
6949 Do not gimplify the result.
6950 (do_unop): Adjust call to tree_vec_extract.
6951 (do_binop): Likewise.
6952 (do_compare): Likewise.
6953 (do_plus_minus): Likewise.
6954 (do_negate): Likewise.
6955 (expand_vector_condition): Likewise.
6956 (do_cond): Likewise.
6958 2016-03-16 Richard Henderson <rth@redhat.com>
6961 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
6962 (aarch64_classify_address): Use it.
6963 (aarch64_legitimize_address): Force all subexpressions of PLUS
6964 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
6966 2016-03-16 Jakub Jelinek <jakub@redhat.com>
6967 Richard Biener <rguenth@suse.de>
6970 * rtlanal.c (replace_rtx): For REG, if from is a REG,
6971 return to even if only REGNO is equal, and assert
6974 2016-03-11 Jeff Law <law@redhat.com>
6976 PR rtl-optimization/70224
6977 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
6979 2016-03-16 Richard Henderson <rth@redhat.com>
6982 * function.h (struct function): Add has_forced_label_in_static.
6983 * gimplify.c (force_labels_r): Set it.
6984 * lto-streamer-in.c (input_struct_function_base): Read it.
6985 * lto-streamer-out.c (output_struct_function_base): Write it.
6986 * tree-inline.c (has_label_address_in_static_1): Remove.
6987 (copy_forbidden): Remove fndecl parameter; test
6988 has_forced_label_in_static.
6989 (inline_forbidden_p): Update call to copy_forbidden.
6990 (tree_versionable_function_p): Likewise.
6991 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
6992 (chkp_versioning): Likewise.
6993 * tree-inline.h (copy_forbidden): Update decl.
6995 2016-03-16 Marek Polacek <polacek@redhat.com>
6998 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
6999 function being thunked if the result type doesn't have fixed size.
7000 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
7001 doesn't have fixed size.
7003 2016-03-16 Bin Cheng <bin.cheng@arm.com>
7005 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
7006 reporting malformed loop nest.
7008 2016-03-16 Tom de Vries <tom@codesourcery.com>
7011 * ipa-devirt.c (possible_polymorphic_call_targets): Move
7012 nodes.length () == 1 test to before first nodes[0] access.
7014 2016-03-16 Tom de Vries <tom@codesourcery.com>
7016 PR tree-optimization/68715
7017 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7020 2016-03-16 Tom de Vries <tom@codesourcery.com>
7022 PR tree-optimization/68809
7023 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7026 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7027 Sandra Loosemore <sandra@codesourcery.com>
7029 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7030 on leaf attribute. Mention ELF interposition problems.
7032 2016-03-16 Alan Modra <amodra@gmail.com>
7034 PR rtl-optimization/69195
7035 PR rtl-optimization/47992
7036 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7039 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7042 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7044 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7046 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7048 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7050 PR rtl-optimization/70222
7051 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7052 optimization if mode is different from result_mode, queue up masking
7053 of the result in outer_op. Formatting fix.
7056 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7059 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7061 PR rtl-optimization/69032
7062 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7063 looping backwards over basic block insns.
7065 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7068 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7069 to non-speculative when propagating trap bits.
7071 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7073 PR rtl-optimization/63384
7074 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7077 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7080 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7081 factored out from ...
7082 (sched_analyze_insn): ... here.
7083 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7084 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7085 get_implicit_reg_pending_clobbers in it.
7086 (setup_id_reg_sets): Use setup_id_implicit_regs.
7087 (deps_init_id): Ditto.
7089 2016-03-15 Tom de Vries <tom@codesourcery.com>
7092 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7094 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7095 execute_function_dump.
7096 (execute_one_pass): Don't dump function if it will be dumped after ipa
7099 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7101 * genrecog.c (match_pattern_2): If pred is NULL don't call
7102 safe_predicate_mode on it.
7104 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7107 * lra-constraints.c (delete_move_and_clobber): Change assertion
7108 to also allow dregno == 0.
7110 2016-03-14 Richard Henderson <rth@redhat.com>
7113 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7114 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7115 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7116 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7119 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7122 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7124 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7126 * lra-constraints.c (split_reg): For hard regs, try to find the
7127 biggest single-register mode used in the function.
7129 2016-03-14 Richard Biener <rguenther@suse.de>
7131 PR tree-optimization/56365
7132 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7133 constants to compare against.
7135 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7138 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7139 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7140 (define_split for the GPR case): Use int_reg_operand instead of
7141 gpc_reg_operand for the output.
7143 2016-03-14 Tom de Vries <tom@codesourcery.com>
7145 PR tree-optimization/70045
7146 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7147 create_empty_if_region_on_edge argument.
7149 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7151 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7152 (STACK_CHECK_PROTECT): Likewise.
7153 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7154 (STACK_CHECK_PROTECT): Likewise.
7155 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7156 (STACK_CHECK_PROTECT): Likewise.
7157 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7158 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7159 (STACK_CHECK_PROTECT): Likewise.
7161 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7163 PR rtl-optimization/69307
7164 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7165 registers in modes that span more than one register.
7167 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7170 * lra-constraints.c (delete_move_and_clobber): New.
7171 (remove_inheritance_pseudos): Use it.
7173 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7176 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7177 the libcall is LCT_THROW.
7178 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7179 for the checking routine.
7181 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7184 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7185 optimization if we have direct move.
7186 (roundu32<mode>2_fprs): Likewise.
7188 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7191 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7193 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7194 Arguments swapped. All callers changed. Take reg_renumber into
7195 account, and Calculate and compare register ranges for hard regs.
7197 2016-03-11 Jeff Law <law@redhat.com>
7199 PR tree-optimization/70190
7200 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7201 Handle cases where we can not extract the taken edge, even though we
7202 found a constant value.
7204 PR tree-optimization/64058
7205 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7206 (num_coalesce_pairs): Move up earlier in file.
7207 (find_coalesce_pair): Initialize the INDEX field for each pair
7209 (compare_pairs): No longer sort on the elements in each pair.
7210 Instead break ties with the index of the coalesce pair.
7212 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7215 * config/aarch64/aarch64-protos.h
7216 (aarch64_save_restore_target_globals): New prototype.
7217 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7218 Call the above when popping pragma.
7219 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7221 (aarch64_set_current_function): Rewrite using the above.
7223 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7225 PR tree-optimization/70177
7226 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7227 (extract_ops_from_tree): ... this. In the 2 argument
7228 overload remove _1 suffix.
7229 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7230 (extract_ops_from_tree): ... this.
7231 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7233 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7234 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7235 extract_ops_from_tree instead of 2 operand one.
7237 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7239 PR tree-optimization/70013
7240 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7241 for constant-pool entries.
7243 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7245 PR rtl-optimization/70174
7246 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7247 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7249 PR tree-optimization/70169
7250 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7251 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7254 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7255 Jakub Jelinek <jakub@redhat.com>
7258 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7259 of uninitialized values.
7261 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7263 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7265 ("*trunctddd2"): New pattern definition.
7266 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7269 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7271 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7272 definitions for BFP and DFP rounding modes.
7273 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7274 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7275 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7276 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7279 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7281 * config/s390/constraints.md: Adjust comment.
7282 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7283 s390_decompose_addrstyle_without_index.
7284 * config/s390/predicates.md (shift_count_or_setmem_operand):
7285 Rename to setmem_operand.
7286 * config/s390/s390-protos.h
7287 (s390_decompose_shift_count): Rename to
7288 s390_decompose_addrstyle_without_index.
7289 * config/s390/s390.c (s390_decompose_shift_count)
7290 (s390_mem_constraint, print_shift_count_operand)
7291 (print_operand_address, print_operand): Rename
7292 s390_decompose_shift_count to
7293 s390_decompose_addrstyle_without_index and rename
7294 print_shift_count_operand to print_addrstyle_operand troughout the
7296 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7297 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7298 Rename shift_count_or_setmem_operand to setmem_operand.
7299 * config/s390/vx-builtins.md ("vec_insert<mode>")
7300 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7303 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7306 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7307 Handle overlapping retval and newval.
7309 2016-03-10 Nick Clifton <nickc@redhat.com>
7312 * config/aarch64/aarch64.c
7313 (aarch64_override_options_after_change_1): When forcing
7314 flag_omit_frame_pointer to be true, use a special value that can
7315 be detected if this function is called again, thus preventing
7316 flag_omit_leaf_frame_pointer from being forced to be false.
7318 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7320 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7321 Set x_flag_omit_leaf_frame_pointer when handling
7322 -momit-leaf-frame-pointer.
7324 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7327 * cgraph.c (cgraph_node::dump): Dump split_part and
7328 indirect_call_target.
7329 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7330 * ipa.c (has_addr_references_p): Cleanup.
7331 (is_indirect_call_target_p): New.
7332 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7333 called indirectly as local.
7334 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7336 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7339 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7340 on cxa_pure_virtual.
7342 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7345 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7347 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7350 * tree.c (need_assembler_name_p): Only record main variant type names.
7352 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7355 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7356 Always define to 0 or 1.
7357 (TARGET_FIX_ERR_A53_843419): New macro.
7358 * config/aarch64/aarch64-elf-raw.h
7359 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7360 * config/aarch64/aarch64-linux.h: Likewise.
7361 * config/aarch64/aarch64.c
7362 (aarch64_override_options_after_change_1): Do not default
7363 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7365 (aarch64_attributes): Handle fix-cortex-a53-843419.
7366 (aarch64_can_inline_p): Likewise.
7367 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7369 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7370 Jakub Jelinek <jakub@redhat.com>
7372 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7373 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7374 DECL_COMMONS if flag_unconstrained_commons is set.
7375 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7376 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7377 (funconstrained-commons): Document.
7379 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7381 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
7382 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
7384 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
7386 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
7387 has a proper number of elements.
7389 2016-03-10 Alan Modra <amodra@gmail.com>
7391 PR rtl-optimization/69195
7392 PR rtl-optimization/47992
7393 * ira.c (recorded_label_ref): Delete.
7394 (update_equiv_regs): Return void.
7395 (indirect_jump_optimize): New function.
7396 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
7397 before regstat_compute_ri. Don't rebuild_jump_labels here.
7398 Delete update_regstat.
7400 2016-03-10 Richard Biener <rguenther@suse.de>
7402 PR tree-optimization/70128
7403 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7404 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
7406 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7408 PR tree-optimization/70152
7409 * tree-sra.c (replace_removed_params_ssa_names): Copy over
7410 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
7413 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
7414 instead of gen_sse2_loadlpd.
7415 * config/i386/sse.md (*vec_concatv2df): Rename to...
7416 (vec_concatv2df): ... this.
7418 PR tree-optimization/70127
7419 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
7421 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7425 * diagnostic-show-locus.c (compatible_locations_p): New function.
7426 (layout::layout): Sanitize ranges using compatible_locations_p.
7428 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7432 * diagnostic-show-locus.c (layout_range::layout_range): Replace
7433 location_range param with three const expanded_locations * and a
7435 (layout::layout): Replace call to
7436 rich_location::lazily_expand_location with get_expanded_location.
7437 Extract the range and perform location expansion here, passing
7438 the results to the layout_range ctor.
7439 * diagnostic.c (source_range::debug): Delete.
7440 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
7441 of rich_location::get_expanded_location.
7442 * gcc-rich-location.c (get_range_for_expr): Delete.
7443 (gcc_rich_location::add_expr): Reimplement to avoid the
7444 rich_location::add_range overload that took a location_range,
7445 passing a location_t instead.
7447 2016-03-09 Richard Biener <rguenther@suse.de>
7448 Jakub Jelinek <jakub@redhat.com>
7450 PR tree-optimization/70138
7451 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7452 Also skip vect_double_reduction_def.
7454 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7457 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
7458 if the operand is "m".
7460 2016-03-09 Nathan Sidwell <nathan@acm.org>
7462 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
7464 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7466 * config/i386/i386.c (processor_target_table): Fix cost table
7467 intialization order for znver1.
7469 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7471 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7472 - becuase -> because.
7473 * ipa-reference.c (ignore_module_statics): Likewise.
7474 * cgraph.c (cgraph_node::get_body): Likewise.
7475 * ipa-inline.c (early_inliner): Likewise.
7476 * ipa-devirt.c (types_same_for_odr): Likewise.
7477 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7478 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7480 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7482 * tree-ssa-math-opts.c: Fix typo in comment.
7484 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7487 * config/i386/i386.c (scalar_chain::make_vector_copies,
7488 scalar_chain::convert_reg): Call end_sequence in between
7489 get_insns and emit_conversion_insns rather than after both
7492 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
7495 * config/i386/i386.h (machine_function): Add
7496 pc_thunk_call_expanded flag.
7497 (ix86_pc_thunk_call_expanded): New define.
7498 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
7499 (*set_got): Rename insn pattern from set_got.
7500 (*set_got_labelled): Rename inst pattern from set_got_labelled.
7501 * config/i386/i386.c (ix86_compute_frame_layout): Use
7502 ix86_pc_thunk_call_expanded to prevent red-zone.
7504 2016-03-07 Martin Jambor <mjambor@suse.cz>
7506 * hsa.h (hsa_get_ctor_statements): Declare.
7507 (hsa_get_dtor_statements): Likewise.
7508 (hsa_get_kernel_dispatch_type): Likewise.
7509 * hsa.c (hsa_get_ctor_statements): New function.
7510 (hsa_get_dtor_statements): Likewise.
7511 (hsa_get_kernel_dispatch_type): Likewise.
7512 * hsa-brig.c (hsa_cdtor_statements): Removed.
7513 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
7514 hsa_get_dtor_statements.
7515 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
7516 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
7518 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
7520 * config/arm/arm-cores.def (cortex-r8): New.
7521 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
7522 * config/arm/arm-tune.md: Likewise.
7523 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
7525 2016-03-07 Martin Sebor <msebor@redhat.com>
7527 PR rtl-optimization/19705
7528 * doc/invoke.texi (Options That Control Optimization): Clarify
7529 -fno-branch-count-reg.
7531 2016-02-26 Richard Biener <rguenther@suse.de>
7532 Jeff Law <law@redhat.com>
7534 PR tree-optimization/69740
7535 * cfghooks.c (remove_edge): Request loop fixups if we delete
7536 an edge that might turn an irreducible loop into a natural
7538 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
7539 Move after definition of loops_state_clear.
7541 2016-03-07 Bin Cheng <bin.cheng@arm.com>
7543 PR rtl-optimization/69052
7544 * rtlanal.c (commutative_operand_precedence): Set higher precedence
7547 2016-03-07 Tom de Vries <tom@codesourcery.com>
7549 PR tree-optimization/70116
7550 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
7551 is_tm_ending stmts and ubsan/asan internal functions.
7552 (find_duplicate): Use it. Don't test is_tm_ending here.
7554 2016-03-07 Richard Biener <rguenther@suse.de>
7556 PR tree-optimization/70115
7557 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
7558 (propagate_constants_for_unrolling): Use replace_uses_by.
7560 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
7563 * omp-low.c (struct oacc_loop): Add ifns.
7564 (new_oacc_loop_raw): Initialize it.
7565 (finish_oacc_loop): Clear mask & flags if no ifns.
7566 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
7567 (oacc_loop_xform_loop): Add ifns arg & adjust.
7568 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
7570 2016-03-07 Richard Henderson <rth@redhat.com>
7573 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
7574 (insert_value_copy_on_edge): Likewise.
7576 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7578 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
7580 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7583 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
7585 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7587 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
7589 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7591 Fix sseimul type attribute.
7592 * config/i386/znver1.md
7593 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
7594 znver1_sseimul_avx256_load) : Fix the type attribute.
7595 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
7596 pipe usage and latency.
7598 2016-03-05 Jakub Jelinek <jakub@redhat.com>
7601 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
7602 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
7605 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7608 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
7610 PR rtl-optimization/69941
7611 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
7612 the reg share its mode.
7614 2016-03-04 Jeff Law <law@redhat.com>
7616 PR tree-optimization/69196
7617 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7618 If the both SSA_NAMEs are anonymous, then consider them unassociated
7619 and include the PHI in the statement count.
7621 2016-03-05 Tom de Vries <tom@codesourcery.com>
7623 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
7624 construct in oacc routine. Check for oacc region in oacc routine.
7626 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7629 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
7630 2016-02-22 changes, instead don't recurse if RECUR is already true.
7631 Don't change *dynamic_check if RECUR. Adjust recursive caller
7632 to pass true to the new argument.
7633 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
7636 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
7637 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
7639 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
7641 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7643 PR rtl-optimization/57676
7644 * lra-assigns.c (lra_assign): Guard test for maximum iterations
7647 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
7649 * tree-vect-patterns.c (search_type_for_mask): Handle
7650 comparison of booleans.
7652 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7654 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
7658 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
7659 all other ops that have dw_val_class_die_ref operands,
7660 and DW_OP_GNU_entry_value.
7662 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7664 PR rtl-optimization/69904
7665 * config/arm/arm.c (arm_cannot_copy_insn_p):
7666 Return true for load-exclusive instructions.
7668 2016-03-03 Jakub Jelinek <jakub@redhat.com>
7671 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
7672 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
7673 the pattern no matter if it is used just by non-pattern, pattern
7675 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
7676 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7677 oprnd1 def_stmt is in pattern, don't look through it.
7679 2016-03-03 Marek Polacek <polacek@redhat.com>
7682 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
7684 2016-03-03 Martin Liska <mliska@suse.cz>
7686 PR tree-optimization/70043
7687 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
7688 previous statement if we see a debug statement.
7690 2016-03-03 Richard Biener <rguenther@suse.de>
7692 PR tree-optimization/55936
7693 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
7694 parameter and guard unsafe equivalence use.
7695 (vrp_evaluate_conditional_warnv_with_ops): Always use
7696 safe equivalences but not via the quadratic compare_names
7699 2016-03-03 Michael Collison <michael.collison@linaro.org>
7702 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
7703 for operand 1 to s_register_operand. Change predicate for operand
7704 2 to arm_not_immediate_operand.
7706 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
7708 * doc/tm.texi: Regenerated.
7710 2016-03-02 Richard Henderson <rth@redhat.com>
7713 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
7714 simplification when all args are positive non-fixed registers.
7716 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7718 * target.def (lra_p): Specify that new ports should use LRA.
7720 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7723 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
7724 gimplify_type_sizes the type they refer to.
7725 (omp_notice_variable): Handle reference vars to VLAs.
7726 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
7727 reference to VLA decls in the second pass instead of first pass.
7729 2016-03-02 Tom de Vries <tom@codesourcery.com>
7731 PR tree-optimization/68659
7732 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
7733 new_expr == NULL_TREE.
7734 (get_new_name): Handle ADDR_EXPR.
7736 2016-03-02 Bin Cheng <bin.cheng@arm.com>
7738 PR rtl-optimization/69052
7739 * loop-invariant.c (canonicalize_address): New function.
7740 (inv_can_prop_to_addr_use): Check validity of address expression
7741 which is canonicalized by above function.
7743 2016-03-02 Alan Modra <amodra@gmail.com>
7746 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
7749 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7752 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
7753 (*movhi_internal): Put mask moves from and to memory separately
7754 from moves from/to GPRs.
7756 2016-03-02 Richard Biener <rguenther@suse.de>
7758 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
7759 GENERIC expressions in GIMPLE.
7761 2016-03-02 Richard Biener <rguenther@suse.de>
7763 * config/i386/i386.c (type_natural_mode): Fix typo.
7765 2016-03-02 Nick Clifton <nickc@redhat.com>
7767 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
7769 2016-03-02 Richard Biener <rguenther@suse.de>
7770 Uros Bizjak <ubizjak@gmail.com>
7773 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
7775 2016-03-02 Richard Biener <rguenther@suse.de>
7778 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
7780 2016-03-02 Marek Polacek <polacek@redhat.com>
7783 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
7784 "is promoted to" warning.
7786 2016-03-01 DJ Delorie <dj@redhat.com>
7788 * config.gcc: Deprecate mep-*.
7790 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
7793 * lra-constraints.c (regno_val_use_in): New.
7794 (match_reload): Use it instead of regno_use_in.
7796 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7798 PR rtl-optimization/70007
7799 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
7800 references present in REG_EQUAL notes attached to non-SET patterns.
7802 2016-03-01 Jeff Law <law@redhat.com>
7804 PR tree-optimization/69196
7805 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7806 Appropriately clamp the number of statements to copy when the
7807 thread path does not traverse a loop backedge.
7809 PR tree-optimization/69196
7810 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7811 Do count some PHIs in the thread path against the insn count. Decrease
7812 final statement count by one as the control statement in the last
7813 block will get removed. Remove special cased code for handling PHIs
7816 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
7819 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
7820 asm dialect alternatives to explicit GOTPCREL calls.
7822 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7825 * ira.c (do_reload): Issue warning for generic stack checking here...
7826 * reload1.c (reload): ...instead of here and streamline it.
7828 2016-03-01 Nick Clifton <nickc@redhat.com>
7830 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
7832 2016-03-01 Richard Biener <rguenther@suse.de>
7834 PR tree-optimization/69983
7835 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
7836 types and fall back to operand_equal_p.
7838 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7841 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7843 * config/s390/constraints.md ("jm8"): New constraint.
7844 * config/s390/predicates.md ("const_int_8bitset_operand"): New
7846 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
7848 ("*setmem_long<setmem_and>"): New pattern.
7849 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
7851 ("*setmem_long_31z<setmem_and>"): New pattern.
7852 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
7853 New substitution rules with the required attributes.
7856 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7859 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7861 * gensupport.c (process_substs_on_one_elem): Split loop to
7862 complete mark_operands_used_in_match_dup on all expressions in the
7864 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7865 and remove function.
7867 2016-03-01 Richard Biener <rguenther@suse.de>
7870 * fold-const.c (fold_indirect_ref_1): Fix range checking for
7871 vector BIT_FIELD_REF extract.
7873 2016-03-01 Richard Biener <rguenther@suse.de>
7875 PR tree-optimization/69994
7876 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
7878 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
7880 PR tree-optimization/69956
7881 * tree-vect-stmts.c (supportable_widening_operation): Support
7882 multi-step conversion of boolean vectors.
7883 (supportable_narrowing_operation): Likewise.
7885 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7887 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
7890 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7892 * config/s390/subst.md (DSI_VI): New mode iterator.
7893 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
7894 * config/s390/vector.md ("vec_set<mode>"): Move expander before
7895 the insn definition.
7896 ("*vec_set<mode>"): Change predicate and add alternative to
7897 support only either register or const_int operands as element
7899 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
7901 ("vec_extract<mode>"): New expander.
7902 ("*vec_extract<mode>"): New insn definition supporting reg and
7903 const_int element selectors.
7904 ("*vec_extract<mode>_plus"): New insn definition supporting
7905 reg+const_int element selectors.
7906 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
7907 following expander+insn definition.
7908 ("<vec_shifts_name><mode>3"): New expander.
7909 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
7911 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7913 * config/s390/s390.md ("*tabort_1"): Change predicate to
7914 nonmemory_operand. Add a second alternative to cover
7915 register as well as const int operands.
7916 ("*tabort_1_plus"): New pattern definition.
7918 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7920 * config/s390/s390.md ("*ashrdi3_cc_31")
7921 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
7922 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
7923 Merge insn definitions into ...
7924 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7925 New pattern definition.
7926 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
7927 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
7928 ("*ashr<mode>3_and"): Merge insn definitions into ...
7929 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7930 New pattern definition.
7931 * config/s390/subst.md ("addr_style_op_cc_subst")
7932 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
7933 substitutions patterns plus attributes.
7934 Add ashiftrt to SUBST iterator.
7936 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7938 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
7939 op2 to nonmemory_operand.
7940 ("*<shift>di3_31", "*<shift>di3_31_and"):
7941 Merge into single pattern definition ...
7942 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
7943 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
7944 pattern definition ...
7945 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
7946 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
7949 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7951 * config/s390/predicates.md (const_int_6bitset_operand): New
7953 * config/s390/s390.md: Include subst.md.
7954 ("rotl<mode>3"): New expander.
7955 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
7957 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
7958 * config/s390/subst.md: New file.
7960 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7962 * config/s390/s390.md ("op_type", "atype", "length" attributes):
7963 Remove RRR type. It doesn't really exist.
7964 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
7966 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
7967 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
7968 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
7969 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
7970 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
7971 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
7972 `enabled' attribute.
7974 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7976 * gensupport.c (process_substs_on_one_elem): Split loop to
7977 complete mark_operands_used_in_match_dup on all expressions in the
7979 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7980 and remove function.
7982 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7985 * config/sparc/sparc.c (NWORDS_UP): Rename to...
7986 (CEIL_NWORDS): ...this. Use CEIL macro.
7987 (compute_fp_layout): Adjust to above renaming.
7988 (function_arg_union_value): Likewise.
7989 (sparc_arg_partial_bytes): Likewise.
7990 (sparc_function_arg_advance): Likewise.
7992 2016-02-29 Jeff Law <law@redhat.com>
7994 PR tree-optimization/70005
7995 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
7996 where an object with a boolean range is compared against a value
7999 PR tree-optimization/69999
8000 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
8001 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
8004 2016-02-29 Richard Biener <rguenther@suse.de>
8006 PR tree-optimization/69994
8007 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
8008 (get_unary_op): Look through nop conversions.
8009 (ops_equal_values_p): New function, look for equality diregarding
8011 (eliminate_plus_minus_pair): Use ops_equal_values_p
8012 (repropagate_negates): Do not use get_unary_op here.
8014 2016-02-29 Martin Liska <mliska@suse.cz>
8016 * system.h: Poison ENABLE_CHECKING macro.
8018 2016-02-29 Martin Liska <mliska@suse.cz>
8020 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8021 is presented in dump flags.
8022 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8023 (hsa_regalloc): Likewise.
8025 2016-02-19 Richard Biener <rguenther@suse.de>
8027 PR tree-optimization/69980
8028 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8029 permutation of those we need to keep.
8031 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8034 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8035 (NWORDS_UP): ...this
8036 (init_cumulative_args): Minor tweaks.
8037 (sparc_promote_function_mode): Likewise.
8038 (scan_record_type): Delete.
8039 (traverse_record_type): New function template.
8040 (classify_data_t): New structure type.
8041 (classify_registers): New inline function.
8042 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8043 exhausted. Instantiate traverse_record_type on classify_registers and
8044 deal with the case of a structure passed in slot #15 with no FP field
8046 (assign_data_t): New structure type.
8047 (compute_int_layout): New static function.
8048 (compute_fp_layout): Likewise.
8049 (count_registers): New inline function.
8050 (assign_int_registers): New static function.
8051 (assign_fp_registers): Likewise.
8052 (assign_registers): New inline function.
8053 (function_arg_record_value_1): Delete.
8054 (function_arg_record_value_2): Likewise.
8055 (function_arg_record_value_3): Likewise.
8056 (function_arg_record_value): Adjust to above changes. Instantiate
8057 traverse_record_type on count_registers to first count the number of
8058 registers to be used and then on assign_registers to assign them.
8059 (function_arg_union_value): Adjust to above renaming.
8060 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8061 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8062 case of a structure passed in slot #15
8063 (sparc_function_arg_advance): Likewise.
8064 (function_arg_padding): Minor tweak.
8066 2016-02-29 Richard Biener <rguenther@suse.de>
8068 PR tree-optimization/69720
8069 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8070 the adjustment_def path for possibly vectorized defs.
8071 (vect_create_epilog_for_reduction): Handle vectorized initial
8074 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8076 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8078 2016-02-27 Jeff Law <law@redhat.com>
8081 2016-02-26 Richard Biener <rguenther@suse.de>
8082 Jeff Law <law@redhat.com>
8084 PR tree-optimization/69740
8085 * cfghooks.c (remove_edge): Request loop fixups if we delete
8086 an edge that might turn an irreducible loop into a natural
8089 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8091 PR rtl-optimization/69896
8092 * tree-vect-generic.c (get_compute_type): Avoid single element
8095 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8097 Rename the AArch64 tuning option and related functions to enable the
8098 Newton series for the reciprocal square root to reflect its
8099 approximative characteristic.
8101 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8102 function to "aarch64_emit_approx_rsqrt".
8103 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8104 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8105 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8106 (xgene1_tunings): Likewise.
8107 (use_rsqrt_p): Likewise.
8108 (aarch64_emit_swrsqrt): Use new function name.
8109 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8110 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8111 text explaining this option.
8112 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8114 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8117 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8118 complain about -mallow-movmisalign without -mvsx if
8119 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8121 2016-02-26 Joel Sherrill <joel@rtems.org>
8123 * config.gcc: Add x86_64-*-rtems*.
8124 * config/i386/rtems-64.h: New file.
8126 2016-02-26 Joel Sherrill <joel@rtems.org>
8128 * config.gcc: Add aarch64-*-rtems*.
8129 * config/aarch64/rtems.h: New file.
8131 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8134 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8135 shift amount using %h. Add comment.
8137 2016-02-26 Richard Biener <rguenther@suse.de>
8138 Jeff Law <law@redhat.com>
8140 PR tree-optimization/69740
8141 * cfghooks.c (remove_edge): Request loop fixups if we delete
8142 an edge that might turn an irreducible loop into a natural
8145 2016-02-26 Martin Jambor <mjambor@suse.cz>
8148 * tree-sra.c (sra_modify_assign): Do not remove loads of
8149 uninitialized aggregates to SSA_NAMEs.
8151 2016-02-26 Richard Henderson <rth@redhat.com>
8154 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8155 pseudo in case the target rtx matches the source of the left
8158 2016-02-26 Martin Jambor <mjambor@suse.cz>
8161 * hsa.h (hsa_type_packed_p): Declare.
8162 * hsa.c (hsa_type_packed_p): New function.
8163 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8165 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8166 * hsa-brig.c (emit_basic_insn): Likewise.
8168 2016-02-26 Martin Jambor <mjambor@suse.cz>
8171 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8173 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8175 2016-02-26 Martin Jambor <mjambor@suse.cz>
8177 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8178 hsa_op_with_type operands.
8179 (hsa_unsigned_type_for_type): Declare.
8180 * hsa.c (hsa_unsigned_type_for_type): New function.
8181 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8182 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8183 the finalizer. Do not emit extra move.
8185 2016-02-26 Martin Jambor <mjambor@suse.cz>
8187 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8188 atomic operations in private segment.
8190 2016-02-26 Martin Jambor <mjambor@suse.cz>
8192 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8193 statements to wi->info. Also disallow omp simd constructs.
8194 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8195 for not gridifying. Dump special string for omp_for.
8197 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8200 * config/aarch64/aarch64.c (aarch64_set_current_function):
8201 Save/restore target globals when switching to
8202 target_option_default_node.
8204 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8207 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8208 Return 0 if !SHIFT_COUNT_TRUNCATED.
8210 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8211 Eric Botcazou <ebotcazou@adacore.com>
8213 PR rtl-optimization/69891
8214 * dse.c (scan_insn): If we can't figure out memset arguments
8215 or they are non-constant, call clear_rhs_from_active_local_stores.
8217 2016-02-26 Martin Liska <mliska@suse.cz>
8219 * doc/extend.texi: Mention clog10, clog10f an clog10l
8220 in Builtins section.
8222 2016-02-26 Martin Liska <mliska@suse.cz>
8224 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8226 (resolve_args_picking_1): Likewise.
8227 * dwarf2out.h (struct GTY): Likewise.
8229 2016-02-26 Martin Liska <mliska@suse.cz>
8231 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8233 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8235 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8236 Martin Liska <mliska@suse.cz>
8238 * doc/install.texi: Mention --enable-valgrind-annotations.
8240 2016-02-26 Richard Biener <rguenther@suse.de>
8242 PR tree-optimization/69551
8243 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8244 looking through aliases adjust DECL_PT_UID to refer to the
8245 ultimate alias target.
8247 2016-02-25 Martin Liska <mliska@suse.cz>
8250 * alloc-pool.c (after_memory_report): New variable.
8251 * alloc-pool.h (base_pool_allocator ::release): Do not use
8252 the infrastructure if after_memory_report.
8253 * toplev.c (toplev::main): Mark after memory report.
8255 2016-02-25 Richard Biener <rguenther@suse.de>
8257 PR tree-optimization/48795
8258 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8260 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8263 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8264 offloading is enabled and -fopenacc or -fopenmp is specified.
8265 (CRTOFFLOADEND): Likewise.
8266 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8267 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8268 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8269 (offload_objects_file_name): New static var.
8270 (tool_cleanup): Remove offload_objects_file_name file.
8271 (find_offloadbeginend): Replace with ...
8272 (find_crtoffloadtable): ... this.
8273 (run_gcc): Remove offload_argc and offload_argv.
8274 Get offload_objects_file_name from -foffload-objects=... option.
8275 Read names of object files with offload from this file, pass them to
8276 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8277 don't pass offloadbegin and offloadend to the linker. Don't pass
8278 offload non-LTO files to the linker, because now they're not claimed.
8280 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8283 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8284 on builtin_unreachable.
8286 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8288 PR rtl-optimization/69896
8289 * regcprop.c: Include cfgrtl.h.
8290 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8291 than remembered mode, either delete it (if noop_move_p), or
8292 treat like copy_p but not noop_p instruction.
8294 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8297 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8298 - allow NULL decl for Fortran DW_TAG_common_block variables.
8300 2016-02-24 Jason Merrill <jason@redhat.com>
8302 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8304 2016-02-24 Richard Biener <rguenther@suse.de>
8305 Jakub Jelinek <jakub@redhat.com>
8308 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8309 conditionally executed ops to well-defined overflow behavior.
8311 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8314 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8317 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8319 PR rtl-optimization/69886
8320 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8321 argument. Use it when checking validity of set instructions.
8322 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8323 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8325 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8326 * store-motion.c (find_moveable_store): Update
8327 can_assign_to_reg_without_clobbers_p callsite.
8329 2016-02-24 Richard Biener <rguenther@suse.de>
8332 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8334 (record_nonwrapping_iv): Do not fall back to the low/high bound
8335 for non-constant IV bases if the stmt is not always executed.
8337 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8339 * config/arm/arm-cores.def (cortex-a32): New entry.
8340 * config/arm/arm-tables.opt: Regenerate.
8341 * config/arm/arm-tune.md: Regenerate.
8342 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8343 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8344 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8345 for -mcpu and -mtune.
8347 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8350 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8351 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8352 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8353 (atomic_loaddi_1): Delete.
8354 (atomic_loaddi): Rewrite expander using the above changes.
8356 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8359 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8362 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8363 Richard Biener <rguenth@suse.de>
8366 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8367 set_mem_attributes if tem is SSA_NAME which got expanded
8370 2016-02-24 Richard Biener <rguenther@suse.de>
8372 PR tree-optimization/69907
8373 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8374 end of permutations for BB vectorization.
8376 2016-02-24 Christian Bruel <christian.bruel@st.com>
8378 * config/arm/arm-c.c (arm_option_override): Initialize
8379 target_option_current_node.
8380 * config/arm/arm.c (arm_pragma_target_parse): Replace
8381 build_target_option_node call by target_option_current_node.
8382 Set target_option_current_node.
8385 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
8388 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
8389 define_insn_and_split to define_insn.
8390 (zero_extendqi<mode>2_dot2): Same.
8391 (extendqi<mode>2_dot): Same.
8392 (extendqi<mode>2_dot2): Same.
8394 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8396 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
8397 and add bypass for AES{D,E} and AESMC pairs.
8398 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8401 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8403 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
8404 series for reciprocal square root in Exynos M1.
8406 2016-02-23 Martin Sebor <msebor@redhat.com>
8409 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
8410 __builtin_alloca_with_align.
8412 2016-02-23 Richard Henderson <rth@redhat.com>
8414 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
8415 (ix86_register_pragmas): Remove __seg_tls.
8416 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
8417 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
8418 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
8419 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
8420 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
8421 * doc/extend.texi (__seg_tls): Remove item.
8423 2016-02-23 Richard Biener <rguenther@suse.de>
8425 * alloc-pool.h (struct allocation_object): Make id member
8426 conditional on CHECKING_P again.
8427 (get_instance): Adjust.
8428 (base_pool_allocator): Likewise.
8430 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
8432 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
8433 (parallelize_loops): In OpenACC kernels mode, set n_threads to
8435 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8437 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
8439 2016-02-23 Richard Biener <rguenther@suse.de>
8441 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
8442 * bitmap.h (struct bitmap_usage): Likewise.
8443 (bitmap_move): Declare.
8444 * bitmap.c (register_overhead): Take size_t argument.
8445 (bitmap_move): New function.
8446 * df-problems.c (df_rd_transfer_function): Use bitmap_move
8447 to properly account overhead.
8448 * tree.c (free_node): Use tree_size.
8450 2016-02-23 Jakub Jelinek <jakub@redhat.com>
8453 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
8454 when inverting comparison.
8457 * common.opt (Wunreachable-code): Add Warning flag.
8459 2016-02-23 Mark Wielaard <mjw@redhat.com>
8460 Jakub Jelinek <jakub@redhat.com>
8463 * cgraphunit.c (check_global_declaration): Check main_input_filename
8464 and DECL_SOURCE_FILE are not NULL.
8466 2016-02-23 Martin Jambor <mjambor@suse.cz>
8468 PR tree-optimization/69666
8469 * tree-sra.c (sra_modify_assign): Do not attempt to create
8470 default_def replacements for unscalarizable regions.
8472 2016-02-20 Mark Wielaard <mjw@redhat.com>
8475 * cgraphunit.c (check_global_declaration): Check level of
8476 warn_unused_const_variable and main_input_filename.
8477 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8478 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8479 (-Wunused-const-variable): Explain levels 1 and 2.
8481 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8484 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
8485 identical arguments. Formatting and spelling fixes.
8488 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
8493 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
8494 and m68k-devices.def.
8495 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
8496 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
8498 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
8500 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
8501 and HImode registers.
8503 2016-02-22 Richard Biener <rguenther@suse.de>
8505 PR tree-optimization/69882
8506 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
8507 preserve permutations present because of gaps.
8508 (vect_supported_load_permutation_p): Always continue checking
8509 permutations after vect_attempt_slp_rearrange_stmts.
8511 2016-02-22 Bin Cheng <bin.cheng@arm.com>
8513 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
8514 min_profitable_estimate, rather than min_profitable_iters.
8516 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8519 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
8520 SImode for last match_operand.
8522 2016-02-22 Martin Liska <mliska@suse.cz>
8524 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
8525 return bitsize - 1 as the return value.
8527 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
8531 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
8532 Handle negative shift counts.
8533 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
8534 force_reg on the shift constant.
8535 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
8536 (lshrsi3_d): Handle negative shift counts.
8538 2016-02-22 Richard Biener <rguenther@suse.de>
8539 Tom de Vries <tom@codesourcery.com>
8541 * graph.c: Include dumpfile.h.
8542 (print_graph_cfg): Split into three overloads.
8543 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
8545 2016-02-22 Tom de Vries <tom@codesourcery.com>
8547 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
8550 2016-02-22 Richard Biener <rguenther@suse.de>
8553 * ipa-inline-transform.c (inline_call): When not updating
8554 overall summaries adjust self size by the growth estimate.
8555 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
8556 hash-set, do not update overall summaries here. Renamed from ...
8557 (inline_to_all_callers): ... this which is now wrapping the
8558 above and performing delayed overall summary update.
8559 (early_inline_small_functions): Delay updating of the overall
8562 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
8564 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
8567 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8570 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
8571 :%* in %:gt() argument.
8572 (greater_than_spec_func): Adjust for expecting only numbers,
8573 if there are more than two numbers, compare the last two.
8575 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
8577 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
8578 -Wnarrowing with -std.
8580 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8583 * expr.c (store_field): Don't use bit-field path if exp is
8584 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
8585 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
8586 and the assignment can be performed by bitwise copy. Formatting
8590 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
8591 call copy_reg_eh_region_note_forward on before and/or after sequences
8592 and remove note from insn if it no longer can throw.
8595 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
8598 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8600 * config/s390/vector.md: Add missing commutative operand markers
8601 to the patterns which qualify for one.
8602 * config/s390/vx-builtins.md: Likewise.
8604 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8606 * config/s390/vector.md (VI, VI_QHS): Add single element vector
8607 types to mode iterators.
8608 (vec_double): ... and mode attribute.
8609 * config/s390/vx-builtins.md (non_vec_int): Likewise.
8611 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8613 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
8614 Change the predicate of op2 from nonimmediate to general and let
8615 reload fix it if necessary.
8617 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8619 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
8621 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8623 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
8626 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8628 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
8629 * config/s390/s390.c (s390_expand_vec_movstr): New function.
8630 * config/s390/s390.md ("movstr<P:mode>"): Call
8631 s390_expand_vec_movstr.
8633 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8635 * config/s390/s390.md: Add missing output modifier for operand 1
8636 to print it as address properly.
8638 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8640 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
8641 * config/s390/2964.md: New file.
8642 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
8643 of insn grouping attributes depending on the CPU level.
8644 (s390_get_unit_mask): New function.
8645 (s390_sched_score): Remove the OOO from the scheduling macros.
8646 Add loop to calculate a score for the instruction mix.
8647 (s390_sched_reorder): Likewise plus improve debug output.
8648 (s390_sched_variable_issue): Rename macros as above. Calculate
8649 the unit distances after actually scheduling an insn. Improve
8651 (s390_sched_init): Clear last_scheduled_unit_distance array.
8652 * config/s390/s390.md: Include 2964.md.
8654 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8657 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
8658 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
8659 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
8660 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
8661 *avx512f_<code>v8div16qi2_mask_1): New insns.
8663 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8666 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
8669 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
8670 earlyclobber from target. Use wF constraint for fused memory
8672 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
8674 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8675 Martin Liska <mliska@suse.cz>
8678 * cfgexpand.c (asan_sanitize_stack_p): New function.
8679 (partition_stack_vars): Use the function.
8680 (expand_stack_vars): Likewise.
8681 (defer_stack_allocation): Likewise.
8682 (expand_used_vars): Likewise.
8684 2016-02-18 Richard Biener <rguenther@suse.de>
8687 * fold-const.c (operand_equal_p): Properly compare offsets for
8688 IMAGPART_EXPR and ARRAY_REF.
8690 2016-02-18 Nick Clifton <nickc@redhat.com>
8694 * config/arm/arm.c (arm_option_override_internal): Disable
8695 interworking if the target does not support thumb instructions.
8696 (arm_reload_in_hi): Handle the case where a register to register
8697 move needs reloading because there is no simple pattern to handle
8699 (arm_reload_out_hi): Likewise.
8701 2016-02-18 Richard Biener <rguenther@suse.de>
8704 * match.pd: Don't use fold_binary or fold_unary for folding
8707 2016-02-17 Jakub Jelinek <jakub@redhat.com>
8710 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
8711 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
8712 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
8713 warn on gimple_no_warning_p statements.
8715 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
8717 * doc/extend.texi (C++ Attributes): Correct description of
8718 warn_unused type attribute.
8720 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8722 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
8723 correct instruction.
8725 2016-02-17 Richard Biener <rguenther@suse.de>
8727 PR rtl-optimization/69609
8728 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
8729 (find_traces_1_round): When ending a trace update cached priority
8731 (bb_to_key): Use cached priority when available.
8732 (copy_bb): Initialize cached priority.
8733 (reorder_basic_blocks_software_trace_cache): Likewise.
8735 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8738 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
8740 (aarch64_comparison_operator): Break overly long line into two.
8741 (aarch64_comparison_operation): Likewise.
8742 * config/aarch64/aarch64.md (cstorecc4): Use
8743 aarch64_comparison_operator_mode instead of
8744 aarch64_comparison_operator.
8745 (cstore<mode>4): Likewise.
8746 (aarch64_cstore<mode>): Likewise.
8747 (*cstoresi_insn_uxtw): Likewise.
8748 (cstore<mode>_neg): Likewise.
8749 (*cstoresi_neg_uxtw): Likewise.
8751 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8754 * config/arm/predicates.md (arm_comparison_operator_mode):
8756 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
8757 instead of arm_comparison_operator.
8758 (*mov_negscc): Likewise.
8759 (*mov_notscc): Likewise.
8760 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
8761 (*thumb2_mov_negscc): Likewise.
8762 (*thumb2_mov_negscc_strict_it): Likewise.
8763 (*thumb2_mov_notscc): Likewise.
8764 (*thumb2_mov_notscc_strict_it): Likewise.
8766 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
8768 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
8771 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
8773 * config/visium/visium.c (machine_libfunc_index): New enum.
8774 (machine_libfuncs): New structure.
8775 (visium_libfuncs): New static variable.
8776 (TARGET_INIT_LIBFUNCS): Define to...
8777 (visium_init_libfuncs): ...this. New function.
8778 (expand_block_move_4): Use the appropriate libfunc.
8779 (expand_block_move_2): Likewise.
8780 (expand_block_move_1): Likewise.
8781 (expand_block_set_4): Likewise.
8782 (expand_block_set_2): Likewise.
8783 (expand_block_set_1): Likewise.
8784 (visium_trampoline_init): Likewise.
8786 2016-02-17 Nick Clifton <nickc@redhat.com>
8788 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
8789 TI's devices.csv file as of March 2016.
8791 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
8794 * opts-global.c (handle_common_deferred_options): Introduce and
8795 initialize two global variables to remember command-line options
8796 specifying a stack-limiting register.
8797 * opts.h: Add extern declarations of the two new global variables.
8798 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
8799 variable based on the values of the two new global variables.
8801 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8804 * common.opt (Wnonnull-compare): New warning.
8805 * doc/invoke.texi (-Wnonnull): Remove text about comparison
8806 of arguments against NULL.
8807 (-Wnonnull-compare): Document.
8808 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
8809 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
8810 * passes.def (pass_warn_nonnull_compare): Add.
8811 * gimple-ssa-nonnull-compare.c: New file.
8813 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8815 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
8816 AARCH64_EXTRA_TUNE_RECIP_SQRT.
8818 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8820 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
8821 reciprocal sqrt for -mlow-precision-recip-sqrt.
8823 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8824 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8826 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
8827 always use lane loads to construct non-constant vectors.
8829 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8831 * config/aarch64/aarch64.md
8832 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
8833 constraints for operand 3.
8834 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
8836 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8837 Richard Biener <rguenther@suse.de>
8839 PR tree-optimization/69820
8840 * tree-vect-patterns.c (type_conversion_p): Return false if
8841 *orig_type is unsigned single precision or boolean.
8842 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
8845 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8847 PR rtl-optimization/69764
8848 PR rtl-optimization/69771
8849 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
8850 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
8852 2016-02-16 Richard Biener <rguenther@suse.de>
8854 PR tree-optimization/69776
8855 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
8857 (indirect_refs_may_alias_p): Likewise.
8858 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
8859 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
8860 according to tbaa_p.
8861 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
8862 (optimize_stmt): For redundant store discovery do not allow tbaa.
8864 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
8866 PR tree-optimization/69714
8867 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
8868 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
8870 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
8872 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
8873 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
8874 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
8875 * config/arc/arc.c (arc_init): Check FPU options.
8876 (get_arc_condition_code): Handle new CC_FPU* modes.
8877 (arc_select_cc_mode): Likewise.
8878 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
8879 register pair only. Allow access for ARCv2 accumulator.
8880 (gen_compare_reg): Whenever we have FPU support use FPU compare
8882 (arc_reorg): Don't generate brcc insns when FPU compare
8883 instructions are involved.
8884 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
8885 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
8886 floating point emulation.
8887 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
8888 (REVERSE_CONDITION): Add new CC_FPU* modes.
8889 (TARGET_FP_SP_BASE): Define.
8890 (TARGET_FP_DP_BASE): Likewise.
8891 (TARGET_FP_SP_FUSED): Likewise.
8892 (TARGET_FP_DP_FUSED): Likewise.
8893 (TARGET_FP_SP_CONV): Likewise.
8894 (TARGET_FP_DP_CONV): Likewise.
8895 (TARGET_FP_SP_SQRT): Likewise.
8896 (TARGET_FP_DP_SQRT): Likewise.
8897 (TARGET_FP_DP_AX): Likewise.
8898 * config/arc/arc.md (ARCV2_ACC): New constant.
8899 (type): New fpu type attribute.
8900 (SDF): Conditional iterator.
8901 (cstore<mode>, cbranch<mode>): Change expand condition.
8902 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
8903 handles FPU/FPX cases as well.
8904 * config/arc/arc.opt (mfpu): New option.
8905 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
8907 (adddf3, muldf3, subdf3): Removed.
8908 * config/arc/predicates.md (proper_comparison_operator): Recognize
8910 * config/arc/fpu.md: New file.
8911 * doc/invoke.texi (ARC Options): Document mfpu option.
8913 2016-02-16 Richard Biener <rguenther@suse.de>
8915 PR rtl-optimization/69291
8916 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
8917 noce_operand_ok check.
8919 2016-02-16 Tom de Vries <tom@codesourcery.com>
8922 * omp-low.c (simd_clone_create): Remove call to
8923 symtab->call_cgraph_insertion_hooks.
8925 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8927 PR tree-optimization/69802
8928 * tree-ssa-reassoc.c (update_range_test): If op is
8929 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
8930 op == 1 test of precision 1 integral op, otherwise handle
8931 that case as op itself. Fix up formatting.
8932 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
8935 2016-02-16 Richard Biener <rguenther@suse.de>
8937 PR tree-optimization/69586
8938 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
8939 types for conversion sources.
8941 2016-02-16 Richard Biener <rguenther@suse.de>
8944 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
8945 mask OEP_ADDRESS_OF.
8947 2016-02-16 Alan Modra <amodra@gmail.com>
8950 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
8951 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
8952 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
8954 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
8955 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
8956 (p8_fmrgow_<mode>): Likewise.
8957 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
8959 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
8960 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
8961 to use movdi_internal64. Remove op0_di.
8962 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
8964 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
8966 Add support for the FCCMP insn types
8968 * config/aarch64/aarch64.md (fccmp): Change insn type.
8970 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
8971 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
8972 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
8973 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
8974 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
8975 * config/arm/types.md (fccmps): Add new insn type.
8978 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
8980 * alias.c (get_alias_set): Fix a typo in comment.
8982 2016-02-15 Richard Biener <rguenther@suse.de>
8984 PR tree-optimization/69595
8985 * match.pd: Complete range test simplification to true.
8987 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
8989 PR rtl-optimization/69648
8990 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
8991 pic_offset_table_rtx.
8993 PR rtl-optimization/69752
8994 * ira.c (update_equiv_regs): When looking for more than a single SET,
8995 also take other side effects into account.
8997 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8999 * config/s390/s390.c (s390_function_profiler): Add a new sequence
9000 for z900+ CPUs in 31-bit mode.
9002 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9004 * common/config/s390/s390-common.c (s390_supports_split_stack):
9006 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
9007 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
9008 * config/s390/s390.c (struct machine_function): New field
9009 split_stack_varargs_pointer.
9010 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
9011 in s390_emit_prologue.
9012 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9014 (morestack_ref): New global.
9015 (SPLIT_STACK_AVAILABLE): New macro.
9016 (s390_expand_split_stack_prologue): New function.
9017 (s390_live_on_entry): New function.
9018 (s390_va_start): Use split-stack vararg pointer if appropriate.
9019 (s390_asm_file_end): Emit the split-stack note sections.
9020 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9021 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9022 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9023 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9024 (split_stack_prologue): New expand.
9025 (split_stack_space_check): New expand.
9026 (split_stack_data): New insn.
9027 (split_stack_call): New expand.
9028 (split_stack_call_*): New insn.
9029 (split_stack_cond_call): New expand.
9030 (split_stack_cond_call_*): New insn.
9032 2016-02-15 Richard Biener <rguenther@suse.de>
9034 PR tree-optimization/69783
9035 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9036 Add trivially correct cases.
9038 2016-02-15 Tom de Vries <tom@codesourcery.com>
9041 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9043 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9045 2016-02-15 Richard Biener <rguenther@suse.de>
9047 PR tree-optimization/69776
9048 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9049 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9050 indicate whether we can use TBAA to disambiguate against stores.
9051 Use alias-set zero if not.
9052 (visit_reference_op_store): Do not use TBAA when looking up
9054 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9055 (eliminate_dom_walker::before_dom_children): But not when looking
9056 up redundant stores.
9058 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9060 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9062 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9064 * config/i386/znver1.md
9065 (znver1_pop, znver1_pop_mem,
9066 znver1_load_imov_double_store,
9067 znver1_load_imov_direct_store,
9068 znver1_load_imov_direct_load,
9069 znver1_load_imov_double_load): Add new.
9070 (znver1_insn, znver1_insn_load): Add icmov type.
9072 znver1_sseavx_fma_load,
9074 znver1_avx256_fma_load): Fix pipe usage.
9076 2016-02-14 Alan Modra <amodra@gmail.com>
9079 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9080 with an invalid hard reg, reload just the reg not the entire
9081 pre/post-inc/dec address expression.
9083 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9086 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9087 fixed R1_REG scratch reg.
9088 (sibcall_value_pcrel_fdpic): Likewise.
9090 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9094 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9096 2016-02-12 Walter Lee <walt@tilera.com>
9098 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9099 * config/tilegx/t-tilegx: Likewise.
9101 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9104 * diagnostic-show-locus.c (struct line_span): New struct.
9105 (layout::get_first_line): Delete.
9106 (layout::get_last_line): Delete.
9107 (layout::get_num_line_spans): New member function.
9108 (layout::get_line_span): Likewise.
9109 (layout::print_heading_for_line_span_index_p): Likewise.
9110 (layout::get_expanded_location): Likewise.
9111 (layout::calculate_line_spans): Likewise.
9112 (layout::m_first_line): Delete.
9113 (layout::m_last_line): Delete.
9114 (layout::m_line_spans): New field.
9115 (layout::layout): Update comment. Replace m_first_line and
9116 m_last_line with m_line_spans, replacing their initialization
9117 with a call to calculate_line_spans.
9118 (diagnostic_show_locus): When printing source lines and
9119 annotations, rather than looping over a single span
9120 of lines, instead loop over each line_span within
9121 the layout, with an inner loop over the lines within them.
9122 Call the context's start_span callback when changing line spans.
9123 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9124 (diagnostic_build_prefix): Break out the building of the location
9125 part of the string into...
9126 (diagnostic_get_location_text): ...this new function, rewriting
9127 it from nested ternary expressions to a sequence of "if"
9129 (default_diagnostic_start_span_fn): New function.
9130 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9131 (diagnostic_context::start_span): New field.
9132 (default_diagnostic_start_span_fn): New prototype.
9134 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9137 * gcc.c (driver::finalize): Fix cleanup of "specs".
9139 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9143 * gcc.c (driver::driver): Initialize m_option_suggestions.
9144 (driver::~driver): Clean up m_option_suggestions.
9145 (suggest_option): Convert to...
9146 (driver::suggest_option): ...this, and split out into
9147 driver::build_option_suggestions and find_closest_string.
9148 (driver::build_option_suggestions): New function, from
9149 first half of suggest_option. Special-case
9150 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9151 the sanitizer_opts array. For options of enum types, add the
9152 various enum values to the candidate strings.
9153 (driver::handle_unrecognized_options): Remove "const".
9154 * gcc.h (driver::handle_unrecognized_options): Likewise.
9155 (driver::build_option_suggestions): New decl.
9156 (driver::suggest_option): New decl.
9157 (driver::m_option_suggestions): New field.
9158 * opts-common.c (add_misspelling_candidates): New function.
9159 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9160 and make non-static.
9161 * opts.h (sanitizer_opts): New array decl.
9162 (add_misspelling_candidates): New function decl.
9163 * spellcheck.c (find_closest_string): New function.
9164 * spellcheck.h (find_closest_string): New function decl.
9166 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9168 PR rtl-optimization/69764
9169 PR rtl-optimization/69771
9170 * optabs.c (expand_binop_directly): For shift_optab_p, force
9171 convert_modes with VOIDmode if xop1 has VOIDmode.
9173 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9176 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9177 to correctly determine instrumentation thunks.
9179 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9182 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9183 type by reference, force lhs on the call.
9186 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9187 Compute retval and retbnd early in all cases if split_part_return_p
9188 and return_bb is not EXIT. Remove all clobber stmts and reset
9189 all debug stmts that refer to SSA_NAMEs defined in split part,
9190 except if it is retval, in that case replace the old retval with the
9191 lhs of the call to the split part.
9193 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9196 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9199 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9200 whose result is used in PHI.
9201 (maybe_optimize_range_tests): Likewise.
9202 (final_range_test_p): Likweise.
9204 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9207 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9208 whose result is used in PHI.
9209 (maybe_optimize_range_tests): Likewise.
9210 (final_range_test_p): Likweise.
9212 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9214 * cgraph.c: Spelling fixes - behaviour -> behavior and
9215 neighbour -> neighbor.
9216 * target.def: Likewise.
9217 * sel-sched.c: Likewise.
9218 * config/mips/mips.c: Likewise.
9219 * config/arc/arc.md: Likewise.
9220 * config/arm/cortex-a57.md: Likewise.
9221 * config/arm/arm.c: Likewise.
9222 * config/arm/neon.md: Likewise.
9223 * config/arm/arm-c.c: Likewise.
9224 * config/vms/vms-c.c: Likewise.
9225 * config/s390/s390.c: Likewise.
9226 * config/i386/znver1.md: Likewise.
9227 * config/i386/i386.c: Likewise.
9228 * config/ia64/hpux-unix2003.h: Likewise.
9229 * config/msp430/msp430.md: Likewise.
9230 * config/rx/rx.c: Likewise.
9231 * config/rx/rx.md: Likewise.
9232 * config/aarch64/aarch64-simd.md: Likewise.
9233 * config/aarch64/aarch64.c: Likewise.
9234 * config/nvptx/nvptx.c: Likewise.
9235 * config/bfin/bfin.c: Likewise.
9236 * config/cris/cris.opt: Likewise.
9237 * config/rs6000/rs6000.c: Likewise.
9238 * target.h: Likewise.
9239 * spellcheck.c: Likewise.
9240 * ira-build.c: Likewise.
9241 * tree-inline.c: Likewise.
9242 * builtins.c: Likewise.
9243 * lra-constraints.c: Likewise.
9244 * explow.c: Likewise.
9245 * hwint.h: Likewise.
9246 * targhooks.c: Likewise.
9247 * tree-vect-data-refs.c: Likewise.
9249 * doc/tm.texi: Likewise.
9250 * doc/extend.texi: Likewise.
9251 * doc/install.texi: Likewise.
9252 * doc/md.texi: Likewise.
9253 * tree-ssa-tail-merge.c: Likewise.
9254 * sched-int.h: Likewise.
9255 * match.pd: Likewise.
9256 * sched-ebb.c: Likewise.
9257 * target.def (omit_struct_return_reg): Likewise.
9258 * gimple-ssa-isolate-paths.c: Likewise.
9259 (find_implicit_erroneous_behaviour): Renamed to...
9260 (find_implicit_erroneous_behavior): ... this.
9261 (find_explicit_erroneous_behaviour): Renamed to...
9262 (find_explicit_erroneous_behavior): ... this.
9263 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9265 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9267 PR rtl-optimization/64682
9268 PR rtl-optimization/69567
9269 PR rtl-optimization/69737
9270 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9271 in I2 as well, just lose it.
9273 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9275 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9277 (aarch64_last_printed_tune_string): Likewise.
9278 (aarch64_declare_function_name): Only output .arch assembler
9279 directive if it will be different from the previously output
9280 directive. Same for .tune comment but only if -dA is set.
9281 (aarch64_start_file): New function.
9282 (TARGET_ASM_FILE_START): Define.
9284 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9287 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9289 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9292 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9293 -Wmaybe-uninitialized warning.
9295 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9298 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9300 2016-02-11 Richard Biener <rguenther@suse.de>
9302 PR rtl-optimization/69291
9303 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9304 subexpressions affected by changing the result.
9306 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9309 * lra-constraints.c (curr_insn_transform): Find in/out operands
9310 for secondary memory moves. Update dups.
9312 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9314 PR tree-optimization/69652
9315 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9316 to nested loop, did source re-formatting, skip debug statements,
9317 add check on statement with volatile operand, remove dead scalar
9320 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9321 Patrick Palka <ppalka@gcc.gnu.org>
9325 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9326 calls if the return type is TREE_ADDRESSABLE.
9327 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9328 * ipa-split.c (split_function): Fix doubled "we" in comment.
9329 Use void return type for the split part even if
9330 !split_point->split_part_set_retval.
9332 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9334 PR tree-optimization/68021
9335 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9336 when computing the value of biv cand by itself.
9338 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9340 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9341 (cortexa57_tunings): Likewise.
9342 (cortexa72_tunings): Likewise.
9343 (arch_macro_fusion_pair_p): Add support for AES fusion.
9344 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9345 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9346 Allow virtual registers before reload so early scheduling works.
9347 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9348 correct latency and pipeline.
9349 (cortex_a57_crypto_complex): Likewise.
9350 (cortex_a57_crypto_xor): Likewise.
9351 (define_bypass): Add AES bypass.
9353 2016-02-10 Richard Biener <rguenther@suse.de>
9355 PR tree-optimization/69726
9356 * passes.def: Add DCE pass before late uninit.
9357 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9358 really fixup if-conversions job.
9360 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9362 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9363 (arm_cortex_a57_tune): Likewise.
9364 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9365 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9367 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9369 * timevar.def (TV_PHASE_DBGINFO): Delete.
9370 (TV_PHASE_CHECK_DBGINFO): Likewise.
9371 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9373 2016-02-10 Richard Biener <rguenther@suse.de>
9375 PR tree-optimization/69719
9376 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9377 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
9379 2016-02-09 Andrew Pinski <apinski@cavium.com>
9382 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
9383 get_vcond_mask_icode returns false.
9385 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9388 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
9389 an ADDIS that adds a pointer to a large constant that sets the
9390 upper16 bits with a load operation.
9392 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9395 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
9397 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
9399 (vzipq_s16): Likewise.
9400 (vzipq_s32): Likewise.
9401 (vzipq_f32): Likewise.
9402 (vzipq_u8): Likewise.
9403 (vzipq_u16): Likewise.
9404 (vzipq_u32): Likewise.
9405 (vzipq_p8): Likewise.
9406 (vzipq_p16): Likewise.
9408 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9411 * config/arm/arm.c (neon_endian_lane_map): New function.
9412 (neon_vector_pair_endian_lane_map): New function.
9413 (arm_evpc_neon_vuzp): Allow for big endian lane order.
9414 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
9416 (vuzpq_s16): Likewise.
9417 (vuzpq_s32): Likewise.
9418 (vuzpq_f32): Likewise.
9419 (vuzpq_u8): Likewise.
9420 (vuzpq_u16): Likewise.
9421 (vuzpq_u32): Likewise.
9422 (vuzpq_p8): Likewise.
9423 (vuzpq_p16): Likewise.
9425 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
9428 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
9431 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
9433 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
9434 truncate const_int operand 1 to QImode.
9436 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
9438 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
9439 corresponding to an abnormal edge.
9441 2016-02-09 Tom de Vries <tom@codesourcery.com>
9443 PR tree-optimization/69599
9444 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
9446 (find_func_aliases_for_builtin_call, find_func_clobbers)
9447 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
9450 2016-02-09 Richard Biener <rguenther@suse.de>
9452 PR tree-optimization/69715
9453 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
9454 LHS on calls as non-rewritable.
9456 2016-02-09 Tom de Vries <tom@codesourcery.com>
9459 * lto-wrapper.c (append_diag_options): New function.
9460 (compile_offload_image): Call append_diag_options.
9462 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
9465 * doc/extend.texi (Flag Output Operands): Correct sectioning.
9466 Minor copy-edit to fix verb tenses.
9468 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9470 PR tree-optimization/69209
9471 * ipa-split.c (split_function): If split part is not
9472 returning retval, retval has gimple type but is not
9473 gimple value, force it into a SSA_NAME first.
9475 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9477 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9480 2016-02-08 Jason Merrill <jason@redhat.com>
9483 * convert.c (convert_to_integer_1): Check dofold on truncation
9485 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
9486 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
9487 Rename from *_nofold.
9488 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
9489 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
9491 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
9494 * tree.c (build_common_tree_nodes): Remove short_double argument.
9495 All callers changed.
9496 * tree.h (build_common_tree_nodes): Adjust declaration.
9497 * doc/invoke.texi (-fshort-double): Remove documentation.
9498 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9499 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
9500 * lto-wrapper.c (merge_and_complain, append_compiler_options)
9501 (append_linker_options): Don't handle OPT_fshort_double.
9503 PR rtl-optimization/68730
9504 * lra-remat.c (insn_to_cand_activation): New static variable.
9505 (lra_remat): Allocate and free it.
9506 (create_cand): New arg activation. Initialize a field in
9507 insn_to_cand_activation if it is nonnull.
9508 (create_cands): Pass the activation insn to create_cand when making
9509 a candidate involving an output reload. Reorganize code a little.
9510 (do_remat): Keep track of active status of candidates in a separate
9513 2016-02-08 Richard Biener <rguenther@suse.de>
9515 PR tree-optimization/69719
9516 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9517 Properly use absolute of the difference of the two offsets to
9518 compare or adjust the segment length.
9520 2016-02-08 Richard Biener <rguenther@suse.de>
9521 Jeff Law <law@redhat.com>
9524 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
9525 types for anonymous SSA names.
9527 2016-02-08 Richard Biener <rguenther@suse.de>
9529 PR rtl-optimization/69274
9530 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
9532 2016-02-08 Jeff Law <law@redhat.com>
9534 PR tree-optimization/65917
9535 * tree-ssa-dom.c (record_temporary_equivalences): Record both
9536 equivalences from if (x == y) style conditionals.
9537 (loop_depth_of_name): Remove.
9538 (record_equality): Remove loop depth check.
9539 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
9540 (const_and_copies::record_const_or_copy_raw): New member function.
9541 * tree-ssa-scopedtables.c
9542 (const_and_copies::record_const_or_copy_raw): New, factored out of
9543 (const_and_copies::record_const_or_copy): Call new member function.
9545 2016-02-05 Jeff Law <law@redhat.com>
9547 PR tree-optimization/68541
9548 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
9549 (count_stmts_in_block): New function.
9550 (poor_ifcvt_candidate_code): Likewise.
9551 (is_feasible_trace): Add some heuristics to determine when path
9552 splitting is profitable.
9553 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
9554 is a diamond with a single exit.
9556 2016-02-05 Martin Sebor <msebor@redhat.com>
9559 * doc/invoke.texi: Update -Wplacement-new to take an optional
9562 2016-02-06 Richard Henderson <rth@redhat.com>
9565 * tree.c (tree_nop_conversion_p): Do not strip casts into or
9566 out of non-standard address spaces.
9568 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9570 PR rtl-optimization/69691
9571 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
9573 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
9575 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
9576 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
9577 (*ieee128_mfvsrd_64bit): Likewise.
9578 (*ieee128_mfvsrd_32bit): Likewise.
9580 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
9584 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9586 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
9587 instrumented_version.
9589 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
9591 * doc/invoke.texi (Optimize Options): In table of --param options
9592 rename second occurrence of tracer-min-branch-ratio to
9593 tracer-min-branch-probability, rename
9594 tracer-min-branch-ratio-feedback to
9595 tracer-min-branch-probability-feedback and clarify description,
9596 rename sched-spec-state-edge-prob-cutoff to
9597 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
9598 to selsched-insns-to-rename, rename lto-minpartition to
9599 lto-min-partition, delete reorder-blocks-duplicate and
9600 reorder-blocks-duplicate-feedback.
9602 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9604 * config/s390/s390.c (s390_register_info_set_ranges): Remove
9607 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
9609 * doc/extend.texi: S/390: Correct some typos.
9611 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9613 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
9615 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9618 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
9619 (s390_register_info_gprtofpr): Use new macros above.
9620 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
9622 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
9623 its name. Adjust restore and save gpr ranges.
9624 (s390_register_info_set_ranges): New function.
9625 (s390_register_info): Use new macros above. Call
9626 s390_register_info_set_ranges.
9627 (s390_optimize_register_info): Likewise.
9628 (s390_hard_regno_rename_ok): Use new macros.
9629 (s390_hard_regno_scratch_ok): Likewise.
9630 (s390_emit_epilogue): Likewise.
9631 (s390_can_use_return_insn): Likewise.
9632 (s390_optimize_prologue): Likewise.
9633 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
9635 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9638 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
9640 (ix86_option_override_internal): Disable TARGET_STV even for
9641 -m{incoming,preferred}-stack-boundary=3.
9643 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9645 * config.gcc: Mark deprecated rtems targets as obsolete.
9647 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
9649 PR rtl-optimization/64682
9650 PR rtl-optimization/69567
9651 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
9652 before I2 only if the register is both used and set in I2.
9654 2016-02-04 DJ Delorie <dj@redhat.com>
9656 * config/msp430/msp430.c (msp430_start_function): Add function type.
9658 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9661 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
9663 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
9665 PR rtl-optimization/69577
9667 2015-10-29 Richard Henderson <rth@redhat.com>
9671 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
9672 sse check to the exact conditions of PR 67609.
9674 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9677 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
9678 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
9679 not allowed into the traditional Altivec registers.
9680 (movtd_64bit_nodm): Likewise.
9681 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
9683 2016-02-04 David Malcolm <dmalcolm@redhat.com>
9685 * config/aarch64/cortex-a57-fma-steering.c
9686 (aarch64_register_fma_steering): Remove "static" from arguments
9689 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
9692 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
9695 2016-02-04 Mike Frysinger <vapier@gentoo.org>
9697 * doc/invoke.texi: Delete -mno-fma4.
9699 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
9701 PR rtl-optimization/69577
9702 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
9703 (find_subregs_of_mode): Update accordingly. Iterate over partial
9706 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
9708 * config/arm/arm-protos.h (neon_reinterpret): Remove.
9709 * config/arm/arm.c (neon_reinterpret): Remove.
9710 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
9711 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
9712 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
9713 vreinterpretti): Remove.
9714 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
9715 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
9716 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
9717 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
9718 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
9719 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
9720 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
9721 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
9722 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
9723 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
9724 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
9725 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
9726 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
9727 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
9728 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
9729 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
9730 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
9731 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
9732 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
9733 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
9734 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
9735 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
9736 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
9737 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
9738 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
9739 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
9740 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
9741 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
9742 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
9743 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
9744 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
9745 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
9746 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
9747 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
9748 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
9749 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
9750 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
9751 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
9752 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
9753 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
9754 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
9755 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
9756 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
9757 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
9758 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
9759 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
9760 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
9761 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
9762 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
9763 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
9764 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
9765 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
9766 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
9767 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
9768 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
9769 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
9770 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
9771 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
9772 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
9773 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
9774 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
9775 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
9776 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
9777 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
9778 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
9779 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
9780 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
9781 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
9782 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
9783 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
9784 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
9785 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
9786 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
9787 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
9788 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
9789 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
9790 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
9791 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
9792 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
9793 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
9794 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
9795 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
9796 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
9797 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
9798 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
9799 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
9800 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
9801 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
9802 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
9803 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
9804 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
9805 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
9806 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
9807 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
9808 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
9809 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
9810 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
9811 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
9812 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
9813 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
9814 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
9815 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
9816 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
9818 2016-02-04 Martin Liska <mliska@suse.cz>
9821 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
9822 that are gimple_store_p.
9823 (maybe_instrument_call): Likewise.
9825 2016-02-04 Bin Cheng <bin.cheng@arm.com>
9827 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
9828 register scaling out of memory reference and comment why.
9830 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9834 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
9835 folding the source of a SET.
9837 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9841 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
9842 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
9844 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
9848 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
9851 2016-02-04 Christian Bruel <christian.bruel@st.com>
9853 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
9854 * config/arm/arm.c (arm_set_current_function): Likewise.
9856 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9857 Ilya Enkovich <enkovich.gnu@gmail.com>
9858 H.J. Lu <hongjiu.lu@intel.com>
9861 * config/i386/i386.c (convert_scalars_to_vector): Remove
9862 stack alignment fixes.
9863 (ix86_option_override_internal): Disable TARGET_STV if stack
9864 might not be aligned enough.
9865 (ix86_minimum_alignment): Assert that TARGET_STV is false.
9867 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
9869 * config/i386/x86-tune.def: Disable default prefetching
9872 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9873 Vladimir Makarov <vmakarov@redhat.com>
9876 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
9877 in validating fused toc addresses.
9879 2016-02-03 Jakub Jelinek <jakub@redhat.com>
9882 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
9883 range->m_caret fields if range->m_show_caret_p is false.
9886 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9887 Force oldval into register if it does not satisfy reg_or_short_operand
9888 predicate. Fix up formatting.
9890 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
9891 Alexandre Oliva <aoliva@redhat.com>
9894 * lra-constraints.c (simplify_operand_subreg): Check additionally
9895 address validity after potential reloading.
9896 (process_address_1): Check insns validity. In case of failure do
9899 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
9902 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
9905 2016-02-02 Jakub Jelinek <jakub@redhat.com>
9907 * wide-int.cc (canonize_uhwi): New function.
9908 (wi::divmod_internal): Use it.
9910 2016-02-02 James Norris <jnorris@codesourcery.com
9912 * gimplify.c (omp_notice_variable): Add usage check.
9914 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
9916 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
9917 like LE, GE, LT, GT when emitting relational operator.
9919 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9921 * ira-costs.c (find_costs_and_classes): Add extra argument.
9922 * target.def (ira_change_pseudo_allocno_class): Add parameter.
9923 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
9924 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
9925 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
9926 Add best_class parameter, and return it if not ALL_REGS.
9927 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
9929 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
9932 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9934 * config/aarch64/aarch64.c
9935 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
9936 (aarch64_ira_change_pseudo_allocno_class): New function.
9938 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
9941 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
9943 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9945 * config/avr/avr.c (avr_option_override): Set
9946 PARAM_ALLOW_STORE_DATA_RACES to 1.
9948 2016-02-02 Richard Biener <rguenther@suse.de>
9950 PR tree-optimization/69595
9951 * match.pd: Add range test simplifications to true/false.
9953 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
9955 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
9956 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
9959 2016-02-02 Richard Biener <rguenther@suse.de>
9961 PR tree-optimization/69606
9962 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
9963 info on the result before moving a stmt.
9965 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
9968 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
9969 branch with vector comparison.
9970 * config/i386/sse.md (VI48_AVX): New mode iterator.
9971 (define_expand "cbranch<mode>4): Add support for conditional branch
9972 with vector comparison.
9973 * tree-vect-loop.c (optimize_mask_stores): New function.
9974 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
9975 has_mask_store field of vect_info.
9976 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
9977 vectorized loops having masked stores after vec_info destroy.
9978 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
9979 correspondent macros.
9980 (optimize_mask_stores): Add prototype.
9982 2016-02-02 Alan Modra <amodra@gmail.com>
9985 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
9988 2016-02-02 Alan Modra <amodra@gmail.com>
9991 * config/rs6000/rs6000.c (need_toc_init): New var, set it
9992 whenever toc_label_name used.
9993 (rs6000_file_start): Don't set up toc section here,
9994 (rs6000_output_function_epilogue): do so here instead,
9995 (rs6000_xcoff_file_start): and here.
9996 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
9997 (load_toc_aix_di): Likewise.
9999 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10001 PR rtl-optimization/69592
10002 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
10003 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
10004 (num_sign_bit_copies_binary_arith_p): New inline function.
10005 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
10007 2016-02-01 Jeff Law <law@redhat.com>
10009 PR tree-optimization/69580
10010 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
10011 * tree-ssa-threadbackward.c
10012 (fsm_find_control_statement_thread_paths): Do not try to walk
10013 through large PHI nodes.
10015 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10017 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10018 when count is incremented above limit, don't analyze further
10021 * omp-low.c (oacc_parse_default_dims): Avoid
10022 -Wsign-compare warning, make sure value fits into int
10023 rather than just unsigned int.
10025 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10027 PR tree-optimization/67921
10028 * fold-const.c (split_tree): New parameters. Convert pointer
10029 type variable part to proper type before negating.
10030 (fold_binary_loc): Pass new arguments to split_tree.
10032 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10034 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10035 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10036 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10037 * doc/tm.texti: Rebuilt.
10038 * doc/invoke.texi (fopenacc-dim): Document.
10039 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10040 (append_compiler_options): Likewise.
10041 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10042 (oacc_parse_default_dims): New.
10043 (oacc_validate_dims): Add USED arg. Select non-unity default when
10045 (oacc_loop_fixed_partitions): Return mask of used partitions.
10046 (oacc_loop_auto_partitions): Emit dump info.
10047 (oacc_loop_partition): Return mask of used partitions.
10048 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10049 loop partitioning and validation calls.
10051 2016-02-01 Richard Biener <rguenther@suse.de>
10053 PR middle-end/69556
10054 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10056 2016-02-01 Richard Biener <rguenther@suse.de>
10058 PR tree-optimization/69574
10059 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10060 of asserting return chrec_dont_know.
10062 2016-02-01 Martin Liska <mliska@suse.cz>
10064 * mem-stats-traits.h: Add copyright header.
10065 * mem-stats.h: Likewise.
10067 2016-02-01 Richard Biener <rguenther@suse.de>
10069 PR tree-optimization/69579
10070 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10071 Do not propagate through abnormal PHI results.
10073 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10075 * postreload.c (reload_cse_simplify): Remove dead code.
10077 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10079 PR rtl-optimization/69570
10080 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10081 if there is more than one set, not if there is a single set.
10083 2016-02-01 Richard Henderson <rth@redhat.com>
10086 * combine.c (make_compound_operation): When looking through a
10087 subreg, make sure to re-extend to the width of the outer mode.
10089 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10091 PR tree-optimization/69546
10092 * wide-int.cc (wi::divmod_internal): For unsigned division
10093 where both operands fit into uhwi, if o1 is 1 and o0 has
10094 msb set, if divident_prec is larger than bits per hwi,
10095 clear another quotient word and return 2 instead of 1.
10096 Similarly for remainder with msb in HWI set, if dividend_prec
10097 is larger than bits per hwi.
10099 2016-01-29 Martin Jambor <mjambor@suse.cz>
10101 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10102 Use short lowercase names.
10103 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10104 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10105 acq_rel one. Protect warning agains segfaults if
10106 get_memory_order_name returns NULL.
10107 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10108 with release semantics. Do not warn if get_memory_order already did.
10109 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10110 semantics. Fix check for relaxed or acquire semantics. Do not warn
10111 if get_memory_order already did.
10113 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10115 * doc/install.texi: Document that isl-0.16 is supported.
10117 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10120 * config/i386/constraints.md (Bm): Describe as special memory
10122 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10123 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10124 * genpreds.c (struct constraint_data): Add is_special_memory.
10125 (have_special_memory_constraints, special_memory_start): New
10127 (special_memory_end): Ditto.
10128 (add_constraint): Add new arg is_special_memory. Add code to
10129 process its true value. Update have_special_memory_constraints.
10130 (process_define_constraint): Pass the new arg.
10131 (process_define_register_constraint): Ditto.
10132 (choose_enum_order): Process special memory.
10133 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10134 function insn_extra_special_memory_constraint.
10135 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10136 * gensupport.c (process_rtx): Process
10137 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10138 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10139 * ira-lives.c (single_reg_class): Use
10140 insn_extra_special_memory_constraint.
10141 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10142 * lra-constraints.c (process_alt_operands): Ditto.
10143 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10144 * recog.c (asm_operand_ok, preprocess_constraints): Process
10146 * reload.c (find_reloads): Ditto.
10147 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10148 * stmt.c (parse_input_constraint): Use
10149 insn_extra_special_memory_constraint.
10151 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10154 * lra-splill.c (lra_final_code_change): Revert r229087 by
10155 removing all sub-registers.
10157 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10160 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10162 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10165 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10166 SSE1, copy target into the temporary reg first before recursing
10169 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10171 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10174 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10176 * ginclude/stdarg.h: Test __cplusplus instead of
10177 __GXX_EXPERIMENTAL_CXX0X__.
10179 2016-01-29 Richard Biener <rguenther@suse.de>
10181 PR tree-optimization/69547
10182 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10183 Do not mark clobbers necessary.
10184 (mark_all_reaching_defs_necessary_1): Likewise.
10186 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10188 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10189 declaration name with %qs and print it in both error messages.
10190 Also fix indentation.
10192 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10195 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10196 trailing blank line from error message.
10198 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10201 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10204 2016-01-29 Richard Biener <rguenther@suse.de>
10206 PR middle-end/69537
10207 * match.pd: Allow all integral types when simplifying a
10208 widening or sign-changing conversion.
10210 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10212 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10213 back to setting codegen_error to fail codegen.
10215 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10218 * config/i386/constraints.md (C): Only accept constant zero operand.
10219 (BC): New constraint.
10220 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10221 instead of C constraint.
10222 * doc/md.texi (Machine Constraints): Update description
10225 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10228 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10230 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10232 PR middle-end/69542
10233 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10236 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10238 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10239 branches if using guessed profile.
10241 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10243 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10245 2016-01-28 Richard Henderson <rth@redhat.com>
10248 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10249 * config/aarch64/aarch64-protos.h: Update.
10250 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10251 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10252 (aarch64_get_condition_code_1): Handle CC_Cmode.
10253 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10254 (*add<mode>3_compareC_cconly_imm): New.
10255 (*add<mode>3_compareC_cconly): New.
10256 (*add<mode>3_compareC_imm): New.
10257 (add<mode>3_compareC): New.
10258 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10259 to be first. Use aarch64_carry_operation.
10260 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10261 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10262 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10263 (subti3): Use subdi3_compare1.
10264 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10265 (sub<mode>3_compare1): New.
10266 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10267 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10268 (*subsi3_carryin_uxtw): Likewise.
10269 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10270 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10271 * config/aarch64/iterators.md (DWI): New.
10272 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10273 (aarch64_borrow_operation): New.
10275 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10277 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10278 message when isl does not return a valid schedule.
10280 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10282 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10283 Remove comments from class declarations: they are already in the code
10286 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10288 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10290 (ternary_op_to_tree): Same.
10291 (unary_op_to_tree): Same.
10292 (nary_op_to_tree): Same.
10293 (gcc_expression_from_isl_expr_op): Same.
10294 (gcc_expression_from_isl_expression): Same.
10295 (graphite_create_new_loop): Same.
10296 (graphite_create_new_loop_guard): Same.
10297 (build_iv_mapping): Same.
10298 (graphite_create_new_guard): Same.
10299 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10300 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10302 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10304 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10305 instead of setting codegen_error to fail codegen.
10307 2016-01-28 Jason Merrill <jason@redhat.com>
10309 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10311 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10313 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10314 Remove CONST_INT_P check in CCMP cost calculation.
10316 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10318 * config/aarch64/aarch64.c (generic_vector_cost):
10319 Set vec_permute_cost.
10320 (cortexa57_vector_cost): Likewise.
10321 (exynosm1_vector_cost): Likewise.
10322 (xgene1_vector_cost): Likewise.
10323 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10324 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10325 Add vec_permute_cost entry.
10327 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10329 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10331 (add<mode>3_compare0): Likewise.
10332 (addsi3_compare0_uxtw): Likewise.
10333 (add<mode>3nr_compare0): Likewise.
10334 (compare_neg<mode>): Likewise.
10335 (<optab><mode>3): Likewise.
10337 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10339 * tree-vect-stmts.c (vectorizable_comparison): Add
10340 NULL check for vectype.
10342 2016-01-28 Richard Biener <rguenther@suse.de>
10344 PR tree-optimization/69466
10345 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10346 Account for PHIs we couldn't duplicate.
10348 2016-01-28 Martin Liska <mliska@suse.cz>
10351 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10352 instead of ENABLE_VALGRIND_CHECKING.
10354 2016-01-27 Richard Henderson <rth@redhat.com>
10357 * lra-remat.c (subreg_regs): New.
10358 (dump_candidates_and_remat_bb_data): Dump it.
10359 (operand_to_remat): Reject if operand in subreg_regs.
10360 (set_bb_regs): Collect subreg_regs.
10361 (lra_remat): Init and free subreg_regs. Compute
10362 calculate_local_reg_remat_bb_data before create_cands.
10364 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10367 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10368 change stack_alignment_needed for __tls_get_addr call.
10370 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10372 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10374 2016-01-27 Jeff Law <law@redhat.com>
10376 PR tree-optimization/68398
10377 PR tree-optimization/69196
10378 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
10379 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
10380 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10381 Only count PHIs in the last block in the path. The others will
10382 const/copy propagate away. Add heuristic to allow more irreducible
10383 subloops to be created when it is likely profitable to do so.
10385 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10386 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
10387 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
10389 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10392 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
10393 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
10394 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
10395 * tree-streamer-in.c: Include asan.h.
10396 (streamer_get_builtin_tree): For builtins in sanitizer
10397 range call initialize_sanitizer_builtins and retry.
10399 2016-01-27 Ian Lance Taylor <iant@google.com>
10401 * common.opt (fkeep-gc-roots-live): New undocumented option.
10402 * tree-ssa-loop-ivopts.c (add_candidate_1): If
10403 -fkeep-gc-roots-live, skip pointers.
10404 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
10407 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
10410 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
10411 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
10413 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
10416 * configure.ac: NetBSD provides SSP in its C library.
10417 * configure: Updated.
10419 2016-01-27 Richard Biener <rguenther@suse.de>
10421 PR tree-optimization/69166
10422 * tree-vect-loop.c (vect_is_simple_reduction): Always check
10423 reduction code for commutativity / associativity.
10425 2016-01-27 Martin Jambor <mjambor@suse.cz>
10427 PR tree-optimization/69355
10428 * tree-sra.c (analyze_access_subtree): Correct hole detection when
10429 total_scalarization fails.
10431 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
10433 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
10436 2016-01-27 Christian Bruel <christian.bruel@st.com>
10439 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
10440 Move arm_reset_previous_fndecl and set_target_option_current_node in
10441 the conditional part. Call save_restore_target_globals.
10442 * config/arm/arm.c (arm_set_current_function):
10443 Refactor to better support #pragma target and attribute mix.
10444 Call save_restore_target_globals.
10445 * config/arm/arm-protos.h (save_restore_target_globals): New function.
10447 2016-01-27 Martin Liska <mliska@suse.cz>
10449 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
10450 reference for an HSA kernel and its host function.
10452 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10454 PR tree-optimization/69399
10455 * wide-int.h (wi::lrshift): For larger precisions, only
10456 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
10458 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
10460 * config/arc/predicates.md (proper_comparison_operator): Reject
10461 constant-constant comparison.
10463 2016-01-26 Tom de Vries <tom@codesourcery.com>
10465 PR tree-optimization/69110
10466 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10467 DR_NUM_DIMENSIONS == 0.
10469 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10470 Sebastian Pop <s.pop@samsung.com>
10472 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10473 isl_ast_op_cond and isl_ast_op_select.
10474 (gcc_expression_from_isl_expr_op): Same.
10476 2016-01-26 Jason Merrill <jason@redhat.com>
10479 * tree.c (recompute_constructor_flags): Split out from
10481 (verify_constructor_flags): New.
10482 * tree.h: Declare them.
10484 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
10486 PR rtl-optimization/69217
10487 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
10488 are no TYPE_FIELDS set for the record type.
10490 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10493 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
10494 toc_label_name unconditionally.
10495 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
10496 SYMBOL_REF string. Use toc_label_name instead of constructing
10498 (rs6000_elf_declare_function_name): Use toc_label_name instead of
10499 constructing LCTOC1.
10501 2016-01-26 Martin Sebor <msebor@redhat.com>
10504 * doc/extend.texi (Common Type Attributes): Move text that talks about
10505 attribute packed from attribute aligned to the section discussing
10506 the former attribute for clarity.
10508 2016-01-26 Richard Henderson <rth@redhat.com>
10510 PR middle-end/60908
10511 * trans-mem.c (tm_region_init): Mark entry block as visited.
10513 2016-01-26 David Malcolm <dmalcolm@redhat.com>
10516 * diagnostic-show-locus.c (layout::print_source_line): Replace
10517 call to pp_newline with call to layout::print_newline.
10518 (layout::print_annotation_line): Likewise.
10519 (layout::move_to_column): Likewise.
10520 (layout::print_any_fixits): After printing any fixits, print a
10521 trailing newline, if necessary.
10522 (layout::print_newline): New method, resetting any colorization
10524 (diagnostic_show_locus): Move the pp_newline to before the
10525 early bailout. Remove dummy block enclosing the layout instance.
10526 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
10527 of pp_newline_and_flush with pp_flush.
10528 (diagnostic_append_note): Delete use of pp_newline.
10529 (diagnostic_append_note_at_rich_loc): Delete.
10530 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
10531 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
10532 when newline characters are added to the buffer.
10534 2016-01-26 Michael Matz <matz@suse.de>
10536 * configure.ac (ac_cv_std_swap_in_utility): New test.
10537 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
10538 * configure: Regenerate.
10539 * config.in: Regenerate.
10541 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
10543 * config/arc/arc.md (cstoresi4): Force operand into register.
10544 (arcset<code>): Fix predicate.
10545 (arcsetltu): Likewise.
10546 (arcsetgeu): Likewise.
10547 (arcsethi): Likewise.
10548 (arcsetls): Likewise.
10550 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10552 PR tree-optimization/69483
10553 * gimple-fold.c (canonicalize_constructor_val): Return NULL
10554 if base has error_mark_node type.
10556 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
10559 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
10560 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
10562 (vget_lane_f16): Handle big-endian.
10563 (vgetq_lane_f16): Likewise.
10564 (vset_lane_f16): Likewise.
10565 (vsetq_lane_f16): Likewise.
10566 * config/arm/iterators.md (VQXMOV): Add V8HF.
10567 (VDQ): Add V4HF and V8HF.
10568 (V_reg): Handle V4HF and V8HF.
10569 (Is_float_mode): Likewise.
10570 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
10571 neon_vdup_nv8hf): New patterns.
10572 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
10573 Use VD_LANE iterator.
10574 (neon_vld1_dup<mode>): Use VQ2 iterator.
10576 2016-01-26 Nathan Sidwell <nathan@acm.org>
10578 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
10579 (set_oacc_fn_attrib): Add IS_KERNEL arg.
10580 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
10581 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
10582 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
10583 (oacc_validate_dims): Add LEVEL arg, don't return level.
10584 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
10585 oacc_validate_dims.
10586 (execute_oacc_device_lower): Adjust, add more dump output.
10587 * tree-ssa-loop.c (gate_oacc_kernels): Use
10588 oacc_fn_attrib_kernels_p.
10589 * tree-parloops.c (create_parallel_loop): Adjust
10590 set_oacc_fn_attrib call.
10592 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10595 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
10596 (append_compiler_options): Handle -fcilkplus.
10597 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
10599 2016-01-26 Nick Clifton <nickc@redhat.com>
10602 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
10603 been marked as DECL_ONE_ONLY but we do not the means to make it
10604 so, then do not allow it to bind locally.
10606 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10609 * opts.h (parse_sanitizer_options): New prototype.
10610 * opts.c (sanitizer_opts): New array.
10611 (parse_sanitizer_options): New function.
10612 (common_handle_option): Use parse_sanitizer_options.
10614 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
10617 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
10618 alignment adjustment to ...
10619 (ix86_update_stack_boundary): Here. Don't over-align stack for
10621 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
10622 if __tls_get_addr is called.
10624 2016-01-26 Christian Bruel <christian.bruel@st.com>
10626 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
10628 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
10630 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
10632 2016-01-26 Richard Biener <rguenther@suse.de>
10634 PR middle-end/69467
10635 * match.pd: Guard X * CST CMP 0 pattern with single_use.
10637 2016-01-26 Richard Biener <rguenther@suse.de>
10639 PR tree-optimization/69452
10640 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
10641 (move_computations_dom_walker::before_dom_children): Rename
10643 (move_computations_worker): This.
10644 (move_computations): Perform an RPO rather than a DOM walk.
10646 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10649 * combine.c (combine_instructions): For REG_EQUAL note with
10650 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
10651 to the underlying register.
10652 * doc/rtl.texi (REG_EQUAL): Document the behavior of
10653 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
10655 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
10658 * config/aarch64/aarch64-builtins.c
10659 (aarch64_init_simd_builtin_types): Do not set structural
10660 equality to __Poly{8,16,64,128}_t types.
10662 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
10664 PR tree-optimization/69400
10665 * wide-int.cc (wi_pack): Take the precision as argument and
10666 perform canonicalization here rather than in the callers.
10667 Use the main loop to handle all full-width HWIs. Add a
10668 zero HWI if in_len isn't a full result.
10669 (wi::divmod_internal): Update accordingly.
10670 (wi::mul_internal): Likewise. Simplify.
10672 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10673 Sebastian Pop <s.pop@samsung.com>
10675 * graphite-poly.c (apply_poly_transforms): Simplify.
10676 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
10677 (print_isl_map): Same.
10678 (print_isl_union_map): Same.
10679 (print_isl_schedule): New.
10680 (debug_isl_schedule): New.
10681 * graphite-dependences.c (scop_get_reads): Do not call
10682 isl_union_map_add_map that is undocumented isl functionality.
10683 (scop_get_must_writes): Same.
10684 (scop_get_may_writes): Same.
10685 (scop_get_original_schedule): Remove.
10686 (scop_get_dependences): Do not call isl_union_map_compute_flow that
10687 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
10688 (compute_deps): Remove.
10689 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
10690 (debug_schedule_ast): New.
10691 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
10692 set_separate_option.
10693 (graphite_regenerate_ast_isl): Add dump.
10694 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
10695 from scop->transformed_schedule.
10696 (graphite_regenerate_ast_isl): Add more dump.
10697 * graphite-optimize-isl.c (optimize_isl): Set
10698 scop->transformed_schedule. Check whether schedules are equal.
10699 (apply_poly_transforms): Move here.
10700 * graphite-poly.c (apply_poly_transforms): ... from here.
10701 (free_poly_bb): Static.
10702 (free_scop): Static.
10703 (pbb_number_of_iterations_at_time): Remove.
10704 (print_isl_ast): New.
10705 (debug_isl_ast): New.
10706 (debug_scop_pbb): New.
10707 * graphite-scop-detection.c (print_edge): Move.
10708 (print_sese): Move.
10709 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
10710 (build_scop_scattering): Remove.
10711 (create_pw_aff_from_tree): Assert instead of bailing out.
10712 (add_condition_to_pbb): Remove unused code, do not fail.
10713 (add_conditions_to_domain): Same.
10714 (add_conditions_to_constraints): Remove.
10715 (build_scop_context): New.
10716 (add_iter_domain_dimension): New.
10717 (build_iteration_domains): Initialize pbb->iterators.
10718 Call add_conditions_to_domain.
10721 (index_outermost_in_loop): New.
10722 (index_pbb_in_loop): New.
10723 (outermost_pbb_in): New.
10724 (add_in_sequence): New.
10725 (add_outer_projection): New.
10726 (outer_projection_mupa): New.
10727 (add_loop_schedule): New.
10728 (build_schedule_pbb): New.
10729 (build_schedule_loop): New.
10730 (embed_in_surrounding_loops): New.
10731 (build_schedule_loop_nest): New.
10732 (build_original_schedule): New.
10733 (build_poly_scop): Call build_original_schedule.
10734 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
10735 (free_poly_dr): Remove.
10736 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
10737 (free_poly_bb): Remove.
10738 (debug_loop_vec): Remove.
10739 (print_isl_ast): Declare.
10740 (debug_isl_ast): Declare.
10741 (scop_do_interchange): Remove.
10742 (scop_do_strip_mine): Remove.
10743 (scop_do_block): Remove.
10744 (flatten_all_loops): Remove.
10745 (optimize_isl): Remove.
10746 (pbb_number_of_iterations_at_time): Remove.
10747 (debug_scop_pbb): Declare.
10748 (print_schedule_ast): Declare.
10749 (debug_schedule_ast): Declare.
10750 (struct scop): Remove schedule. Add original_schedule,
10751 transformed_schedule.
10752 (free_gimple_poly_bb): Remove.
10753 (print_generated_program): Remove.
10754 (debug_generated_program): Remove.
10755 (unify_scattering_dimensions): Remove.
10756 * sese.c (print_edge): ... here.
10757 (print_sese): ... here.
10758 (debug_edge): ... here.
10759 (debug_sese): ... here.
10760 * sese.h (print_edge): Declare.
10761 (print_sese): Declare.
10762 (dump_edge): Declare.
10763 (dump_sese): Declare.
10765 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10766 Sebastian Pop <s.pop@samsung.com>
10768 * Makefile.in: Set ISLVER in site.exp.
10770 2016-01-25 Jakub Jelinek <jakub@redhat.com>
10772 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
10773 DECL_VALUE_EXPR of new_var even for the non-array case. Look
10774 through DECL_VALUE_EXPR for expansion.
10776 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
10778 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
10779 the frame info after reload completed.
10781 2016-01-25 Jeff Law <law@redhat.com>
10783 PR tree-optimization/69196
10784 PR tree-optimization/68398
10785 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
10786 tree-ssa-threadupdate.c.
10787 (determine_bb_domination_status): Prototype
10788 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
10789 (determine_bb_domination_status): No longer static.
10790 (valid_jump_thread_path): Remove code to detect characteristics
10791 of the jump thread path not associated with correctness.
10792 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
10793 Correct test for thread path length. Count PHIs for real operands as
10794 statements that need to be copied. Do not count ASSERT_EXPRs.
10795 Look at all the blocks in the thread path. Compute and selectively
10796 filter thread paths based on threading through the latch, threading
10797 a multiway branch or crossing a multiway branch.
10799 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10801 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
10802 decl with __attribute__ ((unused)) annotation.
10804 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
10807 * tree-vect-stmts.c (vectorizable_condition): Check vectype
10808 of operands is compatible with a statement vectype.
10810 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
10812 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
10813 improve wording for mixed storage order support.
10815 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
10817 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
10818 (vcvt_u64_f64): Likewise.
10819 (vcvta_s64_f64): Likewise.
10820 (vcvta_u64_f64): Likewise.
10821 (vcvtm_s64_f64): Likewise.
10822 (vcvtm_u64_f64): Likewise.
10823 (vcvtn_s64_f64): Likewise.
10824 (vcvtn_u64_f64): Likewise.
10825 (vcvtp_s64_f64): Likewise.
10826 (vcvtp_u64_f64): Likewise.
10828 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
10830 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
10831 (arc_init): Check validity mll64 option.
10832 (arc_save_restore): Use double load/store instruction.
10833 (arc_expand_movmem): Likewise.
10834 (arc_split_move): Don't split if we have double load/store
10835 instructions. Returns a boolean.
10836 (arc_process_double_reg_moves): Change function to return boolean
10837 instead of a sequence of instructions.
10838 (arc_dwarf_register_span): New function.
10839 * config/arc/arc-protos.h (arc_split_move): Change prototype.
10840 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
10841 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
10842 (*movdf_insn): Likewise.
10843 * config/arc/arc.opt (mll64): New option.
10844 * config/arc/predicates.md (even_register_operand): New predicate.
10845 * doc/invoke.texi (ARC Options): Add mll64 documentation.
10847 2016-01-25 Richard Biener <rguenther@suse.de>
10850 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
10851 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
10853 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
10855 2016-01-25 Richard Biener <rguenther@suse.de>
10857 PR tree-optimization/69376
10858 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
10860 (VN_INFO_ANTI_RANGE_P): New inline.
10861 (VN_INFO_RANGE_TYPE): Likewise.
10862 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
10863 SSA_NAME_ANTI_RANGE_P.
10864 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
10865 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10866 Properly query VN_INFO_RANGE_TYPE.
10868 2016-01-25 Nick Clifton <nickc@redhat.com>
10871 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
10873 2016-01-23 Tom de Vries <tom@codesourcery.com>
10875 PR tree-optimization/69426
10876 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
10879 2016-01-23 Jakub Jelinek <jakub@redhat.com>
10881 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
10882 "the the" with "the" in the comments.
10883 * ipa-devirt.c (build_type_inheritance_graph,
10884 update_type_inheritance_graph): Likewise.
10885 * tree.c (build_function_type_list_1): Likewise.
10886 * cfgloopmanip.c (scale_loop_profile): Likewise.
10887 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
10888 * gimple-ssa-split-paths.c
10889 (find_block_to_duplicate_for_splitting_paths): Likewise.
10890 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
10891 * expr.c (convert_move): Likewise.
10892 * var-tracking.c (vt_stack_adjustments): Likewise.
10893 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10894 * tree-vrp.c (test_for_singularity): Likewise.
10896 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
10897 directly instead of building a temporary tree.
10900 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
10901 remove <algorithm> include.
10903 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10906 * config/i386/i386.c: Include dojump.h.
10907 (expand_small_movmem_or_setmem,
10908 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
10910 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
10911 if dynamic_check != -1.
10913 2016-01-21 Jeff Law <law@redhat.com>
10915 PR middle-end/69347
10916 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
10917 record_temporary_equivalences. Rewritten to avoid unnecessary calls
10918 into dominated_by_p.
10919 (cprop_into_successor_phis): Avoid unnecessary tests.
10921 2016-01-22 Richard Henderson <rth@redhat.com>
10924 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
10925 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
10927 2016-01-22 Michael Matz <matz@suse.de>
10929 * system.h (string, algorithm): Include only conditionally.
10930 (new): Include always under C++.
10931 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
10932 * final.c (toplevel): Ditto.
10933 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
10934 * genconditions.c (write_header): Make gencondmd.c define
10936 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
10938 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
10939 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
10941 2016-01-22 Christian Bruel <christian.bruel@st.com>
10944 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
10946 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10949 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
10950 define_insn_and_split. Ensure operands[1] and operands[0] do not
10951 get assigned the same register.
10953 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
10955 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
10957 2016-01-22 Christian Bruel <christian.bruel@st.com>
10959 * config/arm/arm-c.c (arm_pragma_target_parse):
10960 Remove warn_builtin_macro_redefined overwrite.
10962 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10964 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
10965 flag_non_call_exceptions compatibility.
10967 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10970 * dwarf2out.c (add_child_die_after): New function.
10971 (dwarf_qual_info_t): New type.
10972 (dwarf_qual_info): New variable.
10973 (qualified_die_p): New function.
10974 (modified_type_die): For -fdebug-types-section, ensure
10975 canonical order of qualifiers. Put qualified DIEs adjacent
10976 to the corresponding non-qualified type DIE and search there
10977 for existing qualified DIEs.
10979 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10981 * doc/extend.texi (scalar_storage_order type attribute): Document
10982 restriction on type punning and aliasing, and remove future tense.
10984 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
10987 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
10990 2016-01-21 Jeff Law <law@redhat.com>
10992 PR middle-end/69347
10993 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
10994 useless call to record_temporary_equivalences.
10995 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
10996 allocate 10 slots in the bb_path vector and let it grow as needed.
10997 (fsm_find_control_statement_thread_paths): Similarly for the next_path
11000 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11002 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
11004 * configure: Regenerate.
11006 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
11008 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
11009 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
11011 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
11013 PR middle-end/66178
11014 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11015 drop EXPAND_INITIALIZER.
11016 * rtl.h (contains_symbolic_reference_p): Declare.
11017 * rtlanal.c (contains_symbolic_reference_p): New function.
11018 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11019 a subtraction into a NOT if symbolic constants are involved.
11021 2016-01-21 Anton Blanchard <anton@samba.org>
11022 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11025 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11027 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11030 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11032 * config/microblaze/microblaze.c
11033 (get_branch_target): New.
11034 (insert_wic_for_ilb_runout): New.
11036 (microblaze_machine_dependent_reorg): New.
11037 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11038 * config/microblaze/microblaze.md
11039 (UNSPEC_IPREFETCH): Define.
11040 (iprefetch): New pattern
11041 * config/microblaze/microblaze.opt
11042 (mxl-prefetch): New flag.
11044 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11046 * config/microblaze/microblaze.h
11047 (FIXED_REGISTERS): Update in macro.
11048 (CALL_USED_REGISTERS): Update in macro.
11050 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11052 PR rtl-optimization/68920
11053 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11056 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11058 PR rtl-optimization/68990
11059 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11060 pseudo instead of inheritance ones.
11062 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11063 Nick Clifton <nickc@redhat.com>
11067 * config/mips/mips.c (mips_compute_frame_info): Initialise
11068 args_size and hard_frame_pointer_offset fields of the frame
11069 structure before calling mips_global_pointer.
11071 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11073 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11075 * configure: Regenerate.
11077 2016-01-21 Richard Biener <rguenther@suse.de>
11079 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11081 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11083 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11084 to actually emit the .size directive.
11086 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11087 Jakub Jelinek <jakub@redhat.com>
11091 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11092 args array size by one to avoid buffer overflow.
11094 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11096 * config/s390/s390.md (pool_section_start): Use switch_to_section
11097 to select proper read-only data section instead of hardcoding
11099 (pool_section_end): Use switch_to_section to match the above.
11101 2016-01-21 Richard Biener <rguenther@suse.de>
11103 PR tree-optimization/69378
11104 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11105 (set_ssa_val_to): Use it for dominance checks taking into
11106 account not executable edges.
11108 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11111 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11112 for bitsize instead of GET_MODE_PRECISION (mode).
11114 2016-01-20 Martin Sebor <msebor@redhat.com>
11117 * extend.texi (__sync Builtins): Clarify the semantics of
11118 __sync_fetch_and_OP built-ins on pointers.
11119 (__atomic Builtins): Same.
11121 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11122 Sebastian Pop <s.pop@samsung.com>
11124 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11125 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11126 (is_valid_rename): Same.
11127 (translate_isl_ast_to_gimple::get_rename): Same.
11128 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11129 (translate_isl_ast_to_gimple::rename_uses): Same.
11130 (get_new_name): Check for close_phi nodes.
11131 (copy_loop_phi_args): Use phi_node_kind.
11132 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11133 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11135 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11136 Sebastian Pop <s.pop@samsung.com>
11138 Revert commit r229783.
11139 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11140 Remove use of parameter_rename_map.
11141 (copy_def): Remove.
11142 (copy_internal_parameters): Remove.
11143 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11144 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11145 (free_sese_info): Do not free parameter_rename_map.
11146 (set_rename): Do not use parameter_rename_map.
11147 (rename_uses): Update call to set_rename.
11148 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11149 * sese.h (parameter_rename_map_t): Remove.
11150 (struct sese_info_t): Remove field parameter_rename_map.
11152 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11153 Sebastian Pop <s.pop@samsung.com>
11155 * graphite-isl-ast-to-gimple.c: Fix comment.
11156 * graphite-scop-detection.c (defined_in_loop_p): New.
11157 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11158 names defined in loop.
11160 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11161 Sebastian Pop <s.pop@samsung.com>
11163 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11164 Discard unstructured if-then-else regions.
11166 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11167 Sebastian Pop <s.pop@samsung.com>
11169 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11170 (cleanup_loop_iter_dom): Remove.
11171 (build_loop_iteration_domains): Remove.
11172 (build_scop_context): Remove.
11173 (build_scop_iteration_domain): Remove.
11174 (add_loop_constraints): New.
11175 (build_iteration_domains): New.
11176 (build_poly_scop): Call build_iteration_domains.
11178 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11179 Sebastian Pop <s.pop@samsung.com>
11181 * graphite-scop-detection.c
11182 (scop_detection::harmful_loop_in_region): Free dom and loops.
11183 (scop_detection::loop_body_is_valid_scop): Free bbs.
11185 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11186 Sebastian Pop <s.pop@samsung.com>
11188 * graphite-scop-detection.c (record_loop_in_sese): New.
11189 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11190 (build_scops): Remove call to build_sese_loop_nests.
11191 * sese.c (sese_record_loop): Remove.
11192 (build_sese_loop_nests): Remove.
11193 (new_sese_info): Remove region->loops.
11194 (free_sese_info): Same.
11195 * sese.h (sese_contains_loop): Same.
11196 (build_sese_loop_nests): Remove.
11197 (sese_contains_loop): Remove.
11199 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11200 Sebastian Pop <s.pop@samsung.com>
11202 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11203 loop_is_valid_in_scop.
11204 (scop_detection::harmful_stmt_in_region): Renamed
11205 harmful_loop_in_region.
11206 Call loop_is_valid_in_scop.
11208 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11209 Sebastian Pop <s.pop@samsung.com>
11211 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11214 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11215 Sebastian Pop <s.pop@samsung.com>
11217 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11218 * graphite.h (struct poly_bb): Remove field is_reduction.
11219 (PBB_IS_REDUCTION): Remove.
11221 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11222 Sebastian Pop <s.pop@samsung.com>
11224 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11225 (add_pdr_constraints): Same.
11226 (scop_get_reads): Same.
11227 (scop_get_must_writes): Same.
11228 (scop_get_may_writes): Same.
11229 (scop_get_original_schedule): Same.
11230 (extend_schedule): Same.
11231 (apply_schedule_on_deps): Same.
11232 (carries_deps): Same.
11233 (compute_deps): Same.
11234 (scop_get_dependences): Same.
11235 * graphite-isl-ast-to-gimple.c
11236 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11237 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11238 (get_schedule_for_band_list): Same.
11239 (get_schedule_map): Same.
11240 (apply_schedule_map_to_scop): Same.
11241 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11242 (build_loop_iteration_domains): Same.
11243 (add_condition_to_pbb): Same.
11244 (add_param_constraints): Same.
11245 (pdr_add_memory_accesses): Same.
11246 (pdr_add_data_dimensions): Same.
11248 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11250 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11253 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11255 * common.opt (feliminate-dwarf2-dups): Replace references to
11256 "DWARF 2" with just "DWARF".
11257 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11258 * doc/extend.texi: Likewise.
11259 * doc/cpp.texi: Likewise.
11260 * doc/invoke.texi: Likewise.
11261 (Option Summary): Add -gdwarf to list of Debugging Options.
11262 (Debugging Options): Document -gdwarf.
11263 * doc/contrib.texi: Spell "DWARF" like that.
11265 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11267 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11268 warning. Fix up formatting.
11270 PR middle-end/67653
11271 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11272 attempt to mark memory input operand addressable and
11273 call prepare_gimple_addressable in that case. Don't adjust
11274 input_location for diagnostics, use error_at instead.
11276 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11278 * config/rs6000/ppc-auxv.h: New file.
11279 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11280 (cpu_is): Likewise.
11281 (cpu_supports): Likewise.
11282 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11283 (cpu_is_info): New variable.
11284 (cpu_supports_info): Likewise.
11285 (tcb_verification_symbol): Likewise.
11286 (cpu_builtin_p): Likewise.
11287 (cpu_expand_builtin): New function.
11288 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11289 (rs6000_init_builtins): Likewise.
11290 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11291 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11292 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11293 * configure: Regenerate.
11294 * config.in: Likewise.
11295 * doc/extend.texi (PowerPC Built-in Functions): Document
11296 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11298 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11301 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11303 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11306 2016-01-20 Richard Henderson <rth@redhat.com>
11312 * tree.c (tm_define_builtin): New.
11313 (find_tm_vector_type): New.
11314 (build_tm_vector_builtins): New.
11315 (build_common_builtin_nodes): Call it.
11317 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11319 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11320 (arm_fp_ok): Likewise.
11321 (arm_fp): Likewise.
11322 (arm_crypto): Likewise.
11324 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11325 Richard Biener <rguenther@suse.de>
11327 PR tree-optimization/69328
11328 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11329 vectors have same number of elements.
11330 (vectorizable_condition): Fix masked version recognition.
11332 2016-01-20 Richard Biener <rguenther@suse.de>
11334 PR tree-optimization/69345
11335 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11336 (VN_INFO_PTR_INFO): Likewise.
11337 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11338 info when it is equal between non-dominating SSA names.
11339 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11340 Make sure to look at original SSA infos.
11342 2016-01-20 Jeff Law <law@redhat.com>
11345 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11347 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11348 (pc_or_label_operand): New predicate.
11349 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11350 tests for small integers that are 2^n - 1.
11352 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11354 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11356 2016-01-19 Jeff Law <law@redhat.com>
11358 PR middle-end/69347
11359 * tree-ssa-threadbackwards.c
11360 (fsm_find_control_statement_thread_paths): Do not try to lookup
11361 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11363 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11365 * doc/lto.texi: Remove text that says only Gold has linker plugin
11368 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11370 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11371 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11372 the DIE accordingly.
11373 (modified_type_die): Add REVERSE parameter and pass it recursively,
11374 as well as to base_type_die. Adjust presence check accordingly.
11375 (base_type_for_mode): Adjust call to modified_type_die.
11376 (add_type_attribute): Add REVERSE parameter and pass it to
11378 (generic_parameter_die): Adjust call to add_type_attribute.
11379 (add_scalar_info): Likewise.
11380 (add_subscript_info): Likewise.
11381 (gen_array_type_die): Likewise.
11382 (gen_descr_array_type_die): Likewise.
11383 (gen_entry_point_die): Likewise.
11384 (gen_enumeration_type_die): Likewise.
11385 (gen_formal_parameter_die): Likewise.
11386 (gen_subprogram_die): Likewise.
11387 (gen_variable_die ): Likewise.
11388 (gen_const_die): Likewise.
11389 (gen_field_die): Likewise.
11390 (gen_pointer_type_die): Likewise.
11391 (gen_reference_type_die): Likewise.
11392 (gen_ptr_to_mbr_type_die): Likewise.
11393 (gen_inheritance_die): Likewise.
11394 (gen_subroutine_type_die): Likewise.
11395 (gen_typedef_die): Likewise.
11396 (force_type_die): Adjust call to modified_type_die.
11398 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
11400 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
11401 flow throughout the file. Fix broken link to Objective-C 2.0
11403 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
11406 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11408 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
11410 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11413 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
11414 (maybe_record_node): Record cxa_pure_virtual as the only possible
11415 target if there are not ohter candidates.
11416 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
11418 2016-01-19 Richard Biener <rguenther@suse.de>
11420 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
11421 (get_memory_order): Likewise.
11423 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
11425 * tree-vect-stmts.c (vectorizable_store): Check
11428 2016-01-19 David Malcolm <dmalcolm@redhat.com>
11431 * gcc.c (driver::decode_argv): Add call to
11432 init_opts_obstack before init_options_struct.
11433 * opts.c (init_opts_obstack): Remove idempotency.
11434 (init_options_struct): Replace call to init_opts_obstack
11435 with a gcc_assert to verify that it has already been called.
11436 * toplev.c (toplev::main): Add call to init_opts_obstack before
11437 calls to init_options_struct.
11438 (toplev::finalize): Move cleanup of opts_obstack next to
11439 cleanup of save_decoded_options, clearing the latter, and
11440 save_decoded_options_count.
11442 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11445 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
11446 attribute to unconditional. Remove %? from output template.
11448 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11449 Jiong Wang <jiong.wang@arm.com>
11451 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
11452 generated from different expand order.
11454 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11456 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11457 Add support for CCMP costing.
11459 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11461 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
11462 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
11463 (fccmpe<mode>): Likewise.
11464 (fcmp): Rename to fcmp and globalize pattern.
11466 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
11467 (aarch64_gen_ccmp_next): Add FP support.
11469 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11471 * target.def (gen_ccmp_first): Update documentation.
11472 (gen_ccmp_next): Likewise.
11473 * doc/tm.texi (gen_ccmp_first): Update documentation.
11474 (gen_ccmp_next): Likewise.
11475 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11476 expand_ccmp_expr_1. Improve comments.
11477 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11478 (ccmp_ior<mode>): Remove pattern.
11479 (cmp<mode>): Remove expand.
11480 (cmp): Globalize pattern.
11481 (cstorecc4): Use cc_register.
11482 (mov<mode>cc): Remove ccmp_cc_register check.
11483 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
11484 Simplify after removal of CC_DNE/* modes.
11485 (aarch64_ccmp_mode_to_code): Remove.
11486 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
11487 In 'k' case use integer as condition.
11488 (aarch64_nzcv_codes): Remove inverted cases.
11489 (aarch64_code_to_ccmode): Remove.
11490 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
11491 comparison with CC register to be used in folowing CCMP/branch/CSEL.
11492 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
11493 pattern. Return the comparison with CC register. Invert conditions
11494 when bitcode is OR.
11495 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
11496 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
11498 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11500 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11501 instrumented_version.
11503 2016-01-19 Richard Biener <rguenther@suse.de>
11505 PR tree-optimization/69336
11506 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
11507 handled components with get_ref_base_and_extent.
11508 (equal_mem_array_ref_p): Adjust.
11510 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11513 * shrink-wrap.c: Include valtrack.h.
11514 (move_insn_for_shrink_wrap): Add DEBUG argument. If
11515 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
11516 in between insn and where it will be moved to. Call
11517 dead_debug_insert_temp.
11518 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
11519 first and dead_debug_local_finish at the end.
11520 For uses and defs bitmap, handle all regs in between REGNO and
11521 END_REGNO, not just the first one.
11523 2016-01-19 Richard Biener <rguenther@suse.de>
11525 PR tree-optimization/69352
11526 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
11527 (equal_mem_array_ref_p): Constrain size and max size properly.
11528 Compare the reverse flag.
11530 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
11532 * ira.c (ira): Update regstat data if we deleted insns.
11534 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11536 PR rtl-optimization/68955
11537 PR rtl-optimization/64557
11538 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
11539 here. Fix up formatting.
11540 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
11542 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11545 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
11546 assume that the node has body.
11547 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
11550 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11552 * lto-streamer-out.c (lto_output): Do not stream instrumentation
11555 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11557 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
11558 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
11560 2016-01-19 Martin Jambor <mjambor@suse.cz>
11561 Martin Liska <mliska@suse.cz>
11562 Michael Matz <matz@suse.de>
11564 * Makefile.in (OBJS): Add new source files.
11565 (GTFILES): Add hsa.c.
11566 * common.opt (disable_hsa): New variable.
11567 (-Whsa): New warning.
11568 * config.in (ENABLE_HSA): New.
11569 * configure.ac: Treat hsa differently from other accelerators.
11570 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
11571 $enable_offloading.
11572 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
11573 * doc/install.texi (Configuration): Document --with-hsa-runtime,
11574 --with-hsa-runtime-include, --with-hsa-runtime-lib and
11575 --with-hsa-kmt-lib.
11576 * doc/invoke.texi (-Whsa): Document.
11577 (hsa-gen-debug-stores): Likewise.
11578 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
11579 to invoke offload compiler for hsa acclerator.
11580 * opts.c (common_handle_option): Determine whether HSA offloading
11581 should be performed.
11582 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
11583 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
11584 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
11585 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
11586 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
11587 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
11588 GF_OMP_FOR_KIND_GRID_LOOP.
11589 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
11590 (pp_gimple_stmt_1): Likewise.
11591 * gimple-walk.c (walk_gimple_stmt): Likewise.
11592 * gimple.c (gimple_build_omp_grid_body): New function.
11593 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
11594 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
11595 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
11596 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
11597 GF_OMP_TEAMS_GRID_PHONY.
11598 (gimple_statement_omp_single_layout): Updated comments.
11599 (gimple_build_omp_grid_body): New function.
11600 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
11601 (gimple_omp_for_grid_phony): New function.
11602 (gimple_omp_for_set_grid_phony): Likewise.
11603 (gimple_omp_parallel_grid_phony): Likewise.
11604 (gimple_omp_parallel_set_grid_phony): Likewise.
11605 (gimple_omp_teams_grid_phony): Likewise.
11606 (gimple_omp_teams_set_grid_phony): Likewise.
11607 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
11608 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
11609 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
11610 (BUILT_IN_GOMP_TARGET): Updated type.
11611 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
11612 (adjust_for_condition): New function.
11613 (get_omp_for_step_from_incr): Likewise.
11614 (extract_omp_for_data): Moved parts to adjust_for_condition and
11615 get_omp_for_step_from_incr.
11616 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
11617 (fixup_child_record_type): Bail out if receiver_decl is NULL.
11618 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
11619 (scan_omp_parallel): Do not create child functions for phony
11621 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
11622 (scan_omp_1_op): Checking assert we are not remapping to
11623 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
11624 (parallel_needs_hsa_kernel_p): New function.
11625 (expand_parallel_call): Register apprpriate parallel child
11626 functions as HSA kernels.
11627 (grid_launch_attributes_trees): New type.
11628 (grid_attr_trees): New variable.
11629 (grid_create_kernel_launch_attr_types): New function.
11630 (grid_insert_store_range_dim): Likewise.
11631 (grid_get_kernel_launch_attributes): Likewise.
11632 (get_target_argument_identifier_1): Likewise.
11633 (get_target_argument_identifier): Likewise.
11634 (get_target_argument_value): Likewise.
11635 (push_target_argument_according_to_value): Likewise.
11636 (get_target_arguments): Likewise.
11637 (expand_omp_target): Call get_target_arguments instead of looking
11638 up for teams and thread limit.
11639 (grid_expand_omp_for_loop): New function.
11640 (grid_arg_decl_map): New type.
11641 (grid_remap_kernel_arg_accesses): New function.
11642 (grid_expand_target_kernel_body): New function.
11643 (expand_omp): Call it.
11644 (lower_omp_for): Do not emit phony constructs.
11645 (lower_omp_taskreg): Do not emit phony constructs but create for them
11646 a temporary variable receiver_decl.
11647 (lower_omp_taskreg): Do not emit phony constructs.
11648 (lower_omp_teams): Likewise.
11649 (lower_omp_grid_body): New function.
11650 (lower_omp_1): Call it.
11651 (grid_reg_assignment_to_local_var_p): New function.
11652 (grid_seq_only_contains_local_assignments): Likewise.
11653 (grid_find_single_omp_among_assignments_1): Likewise.
11654 (grid_find_single_omp_among_assignments): Likewise.
11655 (grid_find_ungridifiable_statement): Likewise.
11656 (grid_target_follows_gridifiable_pattern): Likewise.
11657 (grid_remap_prebody_decls): Likewise.
11658 (grid_copy_leading_local_assignments): Likewise.
11659 (grid_process_kernel_body_copy): Likewise.
11660 (grid_attempt_target_gridification): Likewise.
11661 (grid_gridify_all_targets_stmt): Likewise.
11662 (grid_gridify_all_targets): Likewise.
11663 (execute_lower_omp): Call grid_gridify_all_targets.
11664 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
11665 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
11666 (tree_omp_clause): Added union field dimension.
11667 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
11668 * tree.c (omp_clause_num_ops): Added number of arguments of
11669 OMP_CLAUSE__GRIDDIM_.
11670 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
11671 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
11672 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
11673 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
11674 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
11675 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
11676 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
11677 * tree-pass.h (make_pass_gen_hsail): Declare.
11678 (make_pass_ipa_hsa): Likewise.
11679 * ipa-hsa.c: New file.
11680 * lto-section-in.c (lto_section_name): Add hsa section name.
11681 * lto-streamer.h (lto_section_type): Add hsa section.
11682 * timevar.def (TV_IPA_HSA): New.
11683 * hsa-brig-format.h: New file.
11684 * hsa-brig.c: New file.
11685 * hsa-dump.c: Likewise.
11686 * hsa-gen.c: Likewise.
11689 * toplev.c (compile_file): Call hsa_output_brig.
11690 * hsa-regalloc.c: New file.
11692 2016-01-18 Jeff Law <law@redhat.com>
11694 PR tree-optimization/69320
11695 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
11696 ranged object, do nothing if the RHS constant is not [0..1].
11697 (optimize_stmt): Comparing a boolean ranged object against a
11698 constant outside [0..1] results in a compile-time constant.
11700 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
11703 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
11705 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11706 (Option Summary): Update to reflect new section and moved options.
11707 (C++ Dialect Options): Move -fstats to new section.
11708 (Debugging Options): Move all dump, statistics, and other GCC
11709 developer options to new section. Rewrite section introduction
11710 and re-order remaining options to put the more basic ones first.
11711 (Optimization Options): Move -fira-verbose and -flto-report* to
11713 (Developer Options): New section incorporating moved options.
11714 * doc/cppopts.texi (-dM): Update cross-reference.
11716 2016-01-18 Richard Henderson <rth@redhat.com>
11719 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
11720 operands to pseudo only if CSE is expected. Split long immediate
11721 operands only after reload, and for the stack pointer.
11722 (*add<GPI>3_pluslong): Remove.
11723 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
11724 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
11725 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
11726 (*add<GPI>3 peepholes): New.
11727 (*add<GPI>3 splitters): New.
11728 * config/aarch64/constraints.md (Upl): New.
11729 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
11731 2016-01-18 Richard Biener <rguenther@suse.de>
11733 PR tree-optimization/69297
11734 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
11736 (vect_bb_vectorization_profitable_p): Clear visited flag again.
11738 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
11740 PR middle-end/68542
11741 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
11742 of mixind vector and scalar types.
11743 (fold_relational_const): Add handling of vector
11744 comparison with boolean result.
11745 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
11746 comparison of vector operands with boolean result for EQ/NE only.
11747 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
11748 (verify_gimple_cond): Likewise.
11749 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
11752 2016-01-18 Joseph Myers <joseph@codesourcery.com>
11754 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
11757 2016-01-18 Richard Biener <rguenther@suse.de>
11759 PR middle-end/69308
11760 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
11762 2016-01-18 Tom de Vries <tom@codesourcery.com>
11764 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
11766 2016-01-18 Tom de Vries <tom@codesourcery.com>
11768 * omp-low.c (set_oacc_fn_attrib): Make extern.
11769 * omp-low.h (set_oacc_fn_attrib): Declare.
11770 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
11771 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
11772 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
11773 Add and handle function parameter oacc_kernels_p.
11774 (find_reduc_addr, get_omp_data_i_param): New function.
11775 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
11776 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
11777 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
11778 Calculate dominance info. Skip loops that are not in a kernels region
11779 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
11780 (pass_parallelize_loops::execute): Call parallelize_loops with
11781 oacc_kernels_p argument.
11782 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
11783 New member function.
11784 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
11785 * passes.def: Add argument to pass_parallelize_loops instantation.
11787 2016-01-18 Tom de Vries <tom@codesourcery.com>
11789 * tree-parloops.c (pass_parallelize_loops::execute): Allow
11790 pass_parallelize_loops to be run outside the loop pipeline.
11792 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11794 * tree-scalar-evolution.c (follow_copies_to_constant): New.
11795 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
11797 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11800 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
11801 using get_ref_base_and_extent.
11802 (equal_mem_array_ref_p): New.
11803 (hashable_expr_equal_p): Add call to previous.
11805 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11808 * tree-sra.c (disqualified_constants, constant_decl_p): New.
11809 (sra_initialize): Allocate disqualified_constants.
11810 (sra_deinitialize): Free disqualified_constants.
11811 (disqualify_candidate): Update disqualified_constants when appropriate.
11812 (create_access): Scan for constant-pool entries as we go along.
11813 (scalarizable_type_p): Add check against type_contains_placeholder_p.
11814 (maybe_add_sra_candidate): Allow constant-pool entries.
11815 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
11816 (initialize_constant_pool_replacements): New.
11817 (sra_modify_assign): Avoid mangling assignments created by previous,
11818 and don't generate writes into constant pool.
11819 (sra_modify_function_body): Call initialize_constant_pool_replacements.
11821 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11823 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
11824 andnot instruction.
11825 (scalar_chain::convert_op): Likewise.
11826 * config/i386/i386.md (*andndi3_doubleword): New.
11828 2016-01-18 Richard Biener <rguenther@suse.de>
11830 PR tree-optimization/69170
11831 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
11832 building a vector from scalar results of a pattern stmt.
11834 2016-01-18 Jakub Jelinek <jakub@redhat.com>
11836 * haifa-sched.c (autopref_multipass_init): Work around
11837 -Wmaybe-uninitialized warning.
11839 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
11841 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
11842 against the constant 0.
11844 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11846 PR tree-optimization/68799
11847 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
11848 look up phi candidates in the statement-candidate map.
11849 (phi_add_costs): Likewise.
11850 (record_phi_increments): Likewise.
11851 (phi_incr_cost): Likewise.
11852 (ncd_with_phi): Likewise.
11853 (all_phi_incrs_profitable): Likewise.
11855 2016-01-17 Jakub Jelinek <jakub@redhat.com>
11857 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
11858 -Wmaybe-uninitialized warning.
11860 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
11862 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11863 (Option Summary): Update to reflect new section and moved options.
11864 (C++ Dialect Options): Move -fvtable-verify and related options.
11865 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
11866 and profiling-related options.
11867 (Optimization Options): Move profile generation options and
11868 -fstack-protector and related options.
11869 (Instrumentation Options): New section incorporating moved options.
11870 (Code Generation Options): Move -finstrument-functions and
11871 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
11873 2016-01-16 Tom de Vries <tom@codesourcery.com>
11875 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
11877 2016-01-16 Tom de Vries <tom@codesourcery.com>
11879 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
11881 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
11883 * hash-table.h (hash_table::empty): Turn into an inline wrapper
11884 that checks whether the table is already empty. Rename the
11885 original implementation to...
11886 (hash_table::empty_slot): ...this new private function.
11888 2016-01-15 David Malcolm <dmalcolm@redhat.com>
11890 PR diagnostic/68899
11891 * diagnostic-show-locus.c (layout::print_source_line): Move x
11892 offset of line until after call to
11893 get_line_width_without_trailing_whitespace.
11895 2016-01-15 Jeff Law <law@redhat.com>
11897 PR tree-optimization/69270
11898 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
11899 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
11900 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
11901 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
11902 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11903 ssa_name_has_boolean_range and constant_boolean_node.
11905 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
11907 PR rtl-optimization/69030
11908 * lra-spills.c (remove_pseudos): Check nrefs and make the function
11910 (spill_pseudos): Delete debug insn for dead pseudo.
11911 (lra_spill): Initiate spill_hard_reg and slots memory separately.
11913 2016-01-15 Jiong Wang <jiong.wang@arm.com>
11915 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
11917 (TYPES_UNOPUS): Likewise.
11918 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
11919 builtin type, from UNOP to UNOPUS.
11920 (lbtruncuv4sf): Likewise.
11921 (lbtruncuv2df): Likewise.
11922 (lrounduv2sf): Likewise.
11923 (lrounduv4sf): Likewise.
11924 (lrounduv2df): Likewise.
11925 (lroundusf): Likewise.
11926 (lroundusf): Likewise.
11927 (lceiluv2sf): Likewise.
11928 (lceiluv4sf): Likewise.
11929 (lceiluv2df): Likewise.
11930 (lceilusf): Likewise.
11931 (lceiludf): Likewise.
11932 (lflooruv2sf): Likewise.
11933 (lflooruv4sf): Likewise.
11934 (lflooruv2df): Likewise.
11935 (lfloorusf): Likewise.
11936 (lfloorudf): Likewise.
11937 (lfrintnuv2sf): Likewise.
11938 (lfrintnuv4sf): Likewise.
11939 (lfrintnuv2df): Likewise.
11940 (lfrintnusf): Likewise.
11941 (lfrintnudf): Likewise.
11942 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
11944 (vcvtq_u32_f32): Likewise.
11945 (vcvtq_u64_f64): Likewise.
11946 (vcvta_u32_f32): Likewise.
11947 (vcvtaq_u32_f32): Likewise.
11948 (vcvtaq_u64_f64): Likewise.
11949 (vcvtm_u32_f32): Likewise.
11950 (vcvtmq_u32_f32): Likewise.
11951 (vcvtmq_u64_f64): Likewise.
11952 (vcvtn_u32_f32): Likwise.
11953 (vcvtnq_u32_f32): Likewise.
11954 (vcvtnq_u64_f64): Likewise.
11955 (vcvtp_u32_f32): Likewise.
11956 (vcvtpq_u32_f32): Likewise.
11957 (vcvtpq_u64_f64): Likewise.
11958 (vcvtmd_u64_f64): Likewise.
11959 (vcvtms_u32_f32): Likewise.
11960 (vcvtad_u64_f64): Likewise.
11961 (vcvtas_u32_f32): Likewise.
11962 (vcvtnd_u64_f64): Likewise.
11963 (vcvtns_u32_f32): Likewise.
11964 (vcvtpd_u64_f64): Likewise.
11965 (vcvtps_u32_f32): Likewise.
11967 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11969 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
11970 CSEL of zero_extended registers.
11972 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11974 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
11975 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
11977 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11979 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
11980 false when argument string is not found in the attributes table
11983 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
11986 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
11987 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
11988 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
11989 precision estimate.
11991 2016-01-15 Richard Biener <rguenther@suse.de>
11993 PR tree-optimization/66856
11994 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
11995 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
11996 (vect_create_new_slp_node): Increment stmt reference count.
11997 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
11998 an SLP tree before swapping operands.
11999 (vect_build_slp_tree): Likewise.
12000 (destroy_bb_vec_info): Free stmt info after SLP instances.
12001 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
12002 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
12003 (STMT_VINFO_NUM_SLP_USES): New macro.
12005 2016-01-15 Richard Biener <rguenther@suse.de>
12008 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
12009 (add_linkage_name): ... here.
12010 (gen_typedef_die): Use add_linkage_name_raw instead of
12011 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12014 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12016 * gimplify.c (oacc_default_clause): Decode reference and pointer
12017 types for both kernels and parallel regions.
12019 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12021 PR middle-end/69246
12022 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12024 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12026 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12027 (convert_scalars_to_vector): Likewise.
12029 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12031 * doc/extend.texi (Type Traits): Fix grammar.
12033 2016-01-15 Martin Jambor <mjambor@suse.cz>
12035 * tree-inline.c (remap_decl): Use existing dclarations if
12036 remapping a type and prevent_decl_creation_for_types.
12037 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12038 decls first. Do real remapping with
12039 prevent_decl_creation_for_types set.
12040 * tree-inline.h (copy_body_data): New field
12041 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12044 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12046 * config/s390/s390.opt (mmvcle): More verbose help text.
12048 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12050 * config/s390/s390.opt: Add period to -mzvector option text.
12052 2016-01-15 Richard Biener <rguenther@suse.de>
12054 PR tree-optimization/68961
12055 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12056 of invariants in stores again.
12058 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12060 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12062 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12064 * config/i386/i386.c (ix86_expand_branch): Don't split
12065 DI mode xor instruction to SI mode.
12067 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12070 * ipa-icf.c (sem_function::merge): Virtual functions may become
12071 reachable even if they address is not taken and there are no
12074 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12076 * lto-streamer-out.c (subtract_estimated_size): New function.
12077 (get_symbol_initial_value): Use it.
12079 2016-01-15 Christian Bruel <christian.bruel@st.com>
12082 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12083 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12084 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12085 use add_builtin_function_ext_scope instead of add_builtin_function.
12086 (neon_set_p, neon_crypto_set_p): Remove.
12087 (arm_init_builtins): Always call arm_init_neon_builtins and
12088 arm_init_crypto_builtins.
12089 (arm_expand_builtin): Check that builtins are allowed for the arch.
12090 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12091 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12092 arm_init_neon_builtins call.
12094 2016-01-15 Richard Biener <rguenther@suse.de>
12096 PR tree-optimization/69117
12097 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12098 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12099 of the leader conservatively.
12100 (free_scc_vn): Restore original SSA name infos.
12102 2016-01-14 Jeff Law <law@redhat.com>
12104 PR tree-optimization/69270
12105 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12106 single bit of precision, verify it's also unsigned.
12107 (record_edge_info): Use constant_boolean_node rather than fold_convert
12108 to convert boolean_true/boolean_false to the right type.
12110 2016-01-14 Richard Henderson <rth@redhat.com>
12113 * loop-doloop.c (record_reg_sets): New.
12114 (doloop_optimize): Reject the transform if the sequence
12115 clobbers registers live at the end of the loop block.
12116 (doloop_optimize_loops): Enable df_live if needed.
12118 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12120 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12121 * config/rs6000/rs6000.c: Likewise.
12122 * config/rs6000/rs6000.h: Likewise.
12123 * config/rs6000/rs6000.md: Likewise.
12124 * doc/extend.texi: Likewsie.
12126 2016-01-14 Jeff Law <law@redhat.com>
12128 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12131 2016-01-14 Richard Henderson <rth@redhat.com>
12135 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12136 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12137 instead of builtin_decl_declared_p to test for declaration.
12139 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12141 * doc/loop.texi (Loop Analysis and Representation): Document
12142 loop_depth function.
12144 2016-01-14 Tom de Vries <tom@codesourcery.com>
12146 PR tree-optimization/68773
12147 * omp-low.c (expand_omp_target): Don't set force_output.
12148 * varpool.c (varpool_node::get_create): Same.
12149 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12150 offload_funcs with force_output.
12152 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12155 * lra-eliminations.c (move_plus_up): Don't change anything if either
12156 the outer or inner subreg mode is not MODE_INT.
12157 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12158 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12160 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12162 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12163 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12164 reduc_uplus_@var{m}): Remove.
12165 * expr.c (expand_expr_real_2): Remove expansion path for
12166 reduc_[us](min|max|plus) optabs.
12167 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12168 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12169 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12170 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12171 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12172 reduc_[us](min|max|plus) optabs.
12174 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12176 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12177 (reduc_plus_scal_v2sf): New.
12178 (reduc_smax_v2sf): Rename to...
12179 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12180 (reduc_smin_v2sf): Rename to...
12181 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12183 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12185 * alias.c (compare_base_symbol_refs): New function.
12186 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12189 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12191 PR middle-end/68146
12192 PR tree-optimization/69155
12193 * tree-complex.c: Include cfganal.h.
12194 (phis_to_revisit): New variable.
12195 (extract_component): Add phiarg_p argument. Assert that returned
12196 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12197 (update_phi_components): Partly rewrite to use loop over real/imag
12198 components instead of code duplication. If extract_component returns
12199 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12200 create_tmp_reg into the PHI node instead, and mention the phi triplet
12201 in phis_to_revisit.
12202 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12203 in phis_to_revisit at the end.
12205 2016-01-14 Richard Biener <rguenther@suse.de>
12207 PR tree-optimization/68060
12208 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12209 outer loop reduction is only used in the inner loop before
12210 detecting a double reduction.
12212 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12215 * combine.c (expand_field_assignment): Punt if compute_mode is
12216 unsupported scalar mode.
12218 2016-01-14 Richard Biener <rguenther@suse.de>
12220 PR tree-optimization/66856
12221 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12222 SLP node only if it built successfully.
12223 (vect_analyze_slp_instance): Adjust.
12225 2016-01-14 Jeff Law <law@redhat.com>
12227 PR tree-optimization/69270
12228 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12229 (record_edge_info): Use it. Convert boolean_{true,false}_node
12230 to the type of op0.
12232 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12235 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12236 use block_ultimate_origin
12237 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12239 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12241 * doc/invoke.texi (Submodel Options): Rename section to
12242 "Machine-Dependent Options" to better reflect its content.
12243 Rewrite introductory text to remove archaic CPU names.
12246 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12248 * doc/invoke.texi (Code Gen Options): Move section up in file,
12249 before target-specific options. Update menu and option summary
12250 to reflect the new section ordering.
12252 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12254 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12255 (C++ Dialect Options): Add cross-reference to -std option.
12256 * doc/standards.texi (C++ Language): Document C++14 support.
12258 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12260 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12261 for pack/unpack functions for __ibm128.
12262 (PACK_IF): Likewise.
12263 (UNPACK_IF): Likewise.
12265 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12266 support for __ibm128 pack/unpack functions.
12267 (rs6000_invalid_builtin): Likewise.
12268 (rs6000_init_builtins): Likewise.
12269 (rs6000_opt_masks): Likewise.
12271 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12272 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12274 (RS6000_BTM_COMMON): Likewise.
12276 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12277 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12278 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12279 128-bit floating point. Add support for the double values to be
12280 in Altivec registers for TF/IF packing and unpacking, but restrict
12281 TD packing sub-fields to be FPR registers. Don't allow overlapped
12282 register support for packing. Allow pack inputs to be memory
12283 locations. Don't build generator functions for unpack<mode>_dm
12284 and unpack<mode>_nodm.
12285 (unpack<mode>_dm): Likewise.
12286 (unpack<mode>_nodm): Likewise.
12287 (pack<mode>): Likewise.
12289 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12290 built-in functions to pack/unpack explicit __ibm128 values.
12291 (__builtin_unpack_ibm128): Likewise.
12293 * doc/extend.texi (PowerPC Built-in Functions): Document
12294 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12296 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12299 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12300 Add new arg loc and pass it down as context.
12301 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12302 to the location to use for the warning.
12303 (check_function_arguments): New arg loc. All callers changed. Pass
12304 it to check_function_nonnull.
12305 * c-common.h (check_function_arguments): Adjust declaration.
12307 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12309 PR tree-optimization/69156
12310 * gimple.c (validate_type): Removed.
12311 (gimple_builtin_call_types_compatible_p): Use
12312 useless_type_conversion_p instead of validate_type.
12313 * value-prof.c (gimple_stringop_fixed_value): Fold
12314 icall_size to correct type.
12316 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12318 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12321 2016-01-13 Richard Henderson <rth@redhat.com>
12324 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12325 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12326 (ix86_builtin_tm_store): Remove.
12327 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12328 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12329 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12330 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12331 * doc/tm.texi: Rebuild.
12333 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12334 (BUILT_IN_TM_MEMCPY_RTWN): New.
12335 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12336 fallback from vector to integer helpers.
12337 (build_tm_load): Handle vector types directly, instead of
12339 (build_tm_store): Likewise.
12340 (expand_assign_tm): Prepare for register types not handled by
12341 the above. Copy them to memory and use memcpy.
12342 * tree.c (tm_define_builtin): New.
12343 (find_tm_vector_type): New.
12344 (build_tm_vector_builtins): New.
12345 (build_common_builtin_nodes): Call it.
12347 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12349 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12350 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12352 2016-01-13 Tom de Vries <tom@codesourcery.com>
12354 PR tree-optimization/69169
12355 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12356 handled_struct_type param.
12357 (create_variable_info_for, intra_create_variable_infos): Call
12358 create_variable_info_for_1 with extra arg.
12360 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12362 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12363 and "armv8.1-a+crc" entries.
12365 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12368 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12369 Change first operand predicate from register_or_constm1_operand
12370 to register_operand.
12371 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12372 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12373 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12374 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12375 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12376 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12377 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12378 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
12379 comparison with constm1_rtx from vec_prefetch_gen part.
12381 2016-01-13 Richard Biener <rguenther@suse.de>
12383 PR tree-optimization/69013
12384 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
12385 Exchange assert for a test.
12387 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12390 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
12392 2016-01-13 Richard Biener <rguenther@suse.de>
12394 PR tree-optimization/69242
12395 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
12396 assert with a check.
12398 2016-01-13 Richard Biener <rguenther@suse.de>
12400 PR tree-optimization/69186
12401 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12402 Properly guard vect_update_misalignment_for_peel call.
12404 2016-01-12 Jeff Law <law@redhat.com>
12406 PR tree-optimization/pr67755
12407 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
12408 "need_profile_correction".
12409 (thread_block_1): Initialize new field to false by default. If we
12410 have multiple thread paths through a common joiner to different
12411 final targets, then set new field to true.
12412 (compute_path_counts): Only do count adjustment when it's really
12415 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12417 * doc/invoke.texi (Spec Files): Move section down in file, past
12418 all command-line option descriptions.
12420 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12422 PR middle-end/54809
12423 * doc/gty.texi: Remove documentation of mark_hook.
12424 * gengtype.c (struct write_types_data): Remove code to support
12425 mark_hook attribute.
12426 (walk_type): Likewise.
12427 (write_func_for_structure): Likewise.
12429 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12431 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
12432 Directory Options, and -specs= to Overall Options.
12433 (Overall Options): Adjust similarly. Reorder to group related
12434 options together. Make -specs= cross-reference the spec file details.
12435 (Directory Options): Adjust similarly.
12437 2016-01-12 Jeff Law <law@redhat.com>
12439 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
12441 2016-01-12 Olivier Hainque <hainque@adacore.com>
12443 * gcc.c (spec_undefvar_allowed): New global.
12444 (process_command): Set to true when running for --version or --help,
12446 (getenv_spec_function): When the variable is not defined, use the
12447 variable name as the variable value if we're allowed not to issue
12450 2016-01-12 Bin Cheng <bin.cheng@arm.com>
12452 PR tree-optimization/68911
12453 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
12454 information computed for expression "init + nit * step".
12456 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12458 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
12459 about name of GCC executable. Remove deleted node from menu.
12460 (Directory Options) <-B>: Remove cross-reference to deleted node.
12461 (Target Options): Delete section.
12463 2016-01-12 Christian Bruel <christian.bruel@st.com>
12466 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
12467 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12469 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12472 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12473 aligned_mem is properly set for AVX512-VL floating point masked
12477 * ifcvt.c (cond_exec_process_if_block): When removing the last
12478 insn from then_bb, remove also any possible barriers that follow it.
12480 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
12484 * config/i386/iamcu.h (SIZE_TYPE): New macro.
12485 (PTRDIFF_TYPE): Likewise.
12486 (WCHAR_TYPE): Likewise.
12487 (WCHAR_TYPE_SIZE): Likewise.
12488 (STDINT_LONG32): Likewise.
12490 2016-01-12 Richard Biener <rguenther@suse.de>
12492 PR tree-optimization/69053
12493 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
12494 convert initial value for cond reductions.
12496 2016-01-12 Richard Biener <rguenther@suse.de>
12498 PR tree-optimization/69007
12499 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
12500 widen_sum after dot_prod and sad.
12502 2016-01-12 Richard Biener <rguenther@suse.de>
12504 PR tree-optimization/69168
12505 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
12506 pattern stmt SLP type.
12507 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
12508 end up unused so cope with that case.
12510 2016-01-12 Richard Biener <rguenther@suse.de>
12512 PR tree-optimization/69157
12513 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
12514 stmts def type only during analyze phase.
12515 (vectorizable_call): Likewise.
12516 (vectorizable_simd_clone_call): Likewise.
12517 (vectorizable_conversion): Likewise.
12518 (vectorizable_assignment): Likewise.
12519 (vectorizable_shift): Likewise.
12520 (vectorizable_operation): Likewise.
12521 (vectorizable_store): Likewise.
12522 (vectorizable_load): Likewise.
12524 2016-01-12 Richard Biener <rguenther@suse.de>
12526 PR tree-optimization/69174
12527 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
12529 (vectorizable_load): Properly compute the number of loads needed
12530 for permuted strided SLP loads and do not spuriously assign
12531 to SLP_TREE_VEC_STMTS.
12533 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
12535 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
12536 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
12537 (MD_EXEC_PREFIX): Remove.
12538 (MD_STARTFILE_PREFIX) Removee.
12539 (FILE_NAME_ABSOLUTE_P): Remove.
12540 (CPP_SPEC): Do not read macros from sys/version.h.
12541 (LINK_COMMAND_SPEC): Remove.
12542 (LOCAL_INCLUDE_DIR): Remove.
12543 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
12544 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
12545 (POST_LINK_SPEC): Define to invoke stubify after linker
12546 (LIBSTDCXX): Remove define
12547 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
12548 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
12549 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
12550 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
12551 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
12552 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
12553 (i386_djgpp_asm_named_section): Add propotype of new procedure
12555 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
12556 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
12557 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
12558 in config/i386/djgpp.h).
12559 (STANDARD_STARTFILE_PREFIX_2): Define identical to
12560 STANDARD_STARTFILE_PREFIX_1.
12561 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
12562 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
12563 installation errors.
12564 (MAX_OFILE_ALIGNMENT): Define to 128.
12565 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
12567 * config/i386/djgpp.c: New file. Add implementation of
12568 i386_djgpp_asm_named_section.
12570 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
12572 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
12573 Add rule for building djgpp.o.
12575 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12577 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
12578 (rtx_is_swappable_p): Reductions are swappable.
12579 (insn_is_swappable_p): V2DF reductions are swappable.
12581 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
12583 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
12584 reloads for other unsupported memory operands.
12586 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12587 Jim Wilson <jim.wilson@linaro.org>
12590 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
12591 copy_to_mode_reg instead of force_reg.
12593 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12596 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
12597 TARGET_80387 is true.
12599 2016-01-11 Jakub Jelinek <jakub@redhat.com>
12602 * lra-eliminations.c (move_plus_up): Only move plus up
12603 if subreg of the constant can be simplified into constant
12604 and use the simplified subreg of the constant instead of
12605 the original constant.
12607 * fold-const.c (fold_convertible_p): Don't return true
12608 for conversion of VECTOR_TYPE to same sized integral type.
12609 (fold_convert_loc): Fix up formatting. Fold conversion of
12610 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
12611 instead of NOP_EXPR.
12613 PR tree-optimization/69214
12614 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
12615 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
12618 PR tree-optimization/69207
12619 * tree-vect-slp.c (vect_get_constant_vectors): For
12620 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
12621 fold_convertible_p to vector_type's element type, and always
12622 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
12624 2016-01-11 Richard Biener <rguenther@suse.de>
12626 PR tree-optimization/69173
12627 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
12628 fixup the cycle if all stmts are in a pattern.
12630 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
12632 PR middle-end/68999
12633 * alias.c (base_alias_check): Move check for addresses with
12634 alignment ANDs before the call for compare_base_decls.
12635 (memrefs_conflict_p): Return -1 for different decls
12636 that went through alignment adjustments.
12638 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12640 PR rtl-optimization/68796
12641 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
12642 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
12643 and QImode comparisons against zero with CC_NZmode.
12644 * config/aarch64/iterators.md (short_mask): New mode_attr.
12646 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12648 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
12649 (<avx512>_store<mode>_mask): Likewise.
12651 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
12652 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12654 PR rtl-optimization/68841
12655 * ifcvt.c (struct noce_if_info): Add orig_x field.
12656 (bbs_ok_for_cmove_arith): Add to_rename parameter.
12657 Don't record conflicts on to_rename if it's present.
12658 Allow memory destinations in sets.
12659 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
12660 blocks, passing orig_x to the checks.
12661 (noce_process_if_block): Set if_info->orig_x appropriately.
12663 2016-01-11 Tom de Vries <tom@codesourcery.com>
12665 PR tree-optimization/69069
12666 * tree-parloops.c (create_parallel_loop): Add missing phi args.
12668 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
12670 PR rtl-optimization/68920
12671 * config/i386/i386.c (ix86_option_override_internal): Restrict number
12672 of conditional moves for RTL if-conversion to 1 for
12673 TARGET_ONE_IF_CONV_INSN.
12674 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
12675 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
12676 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
12677 parameter to restirct number of conditional moves for
12679 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
12680 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
12683 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
12686 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
12687 onepart vars. Fix typo in comment. Fix reversed condition in
12689 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
12692 * var-tracking.c (dump_onepart_variable_differences): New.
12693 (dataflow_set_different): If a detailed dump is requested,
12694 delay early returns and dump differences between onepart
12695 variables present before and after, and added variables.
12697 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12700 * expr.c (expand_expr_real_1): For boolean vector constants
12701 with a scalar mode use const_scalar_mask_from_tree.
12702 (const_scalar_mask_from_tree): New.
12703 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
12704 assigned to a mask type to handle constants.
12706 2016-01-11 Martin Jambor <mjambor@suse.cz>
12709 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
12710 useless parameters if we cannot change function signature.
12712 2016-01-11 Martin Jambor <mjambor@suse.cz>
12715 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
12718 2016-01-11 Tom de Vries <tom@codesourcery.com>
12720 PR tree-optimization/69109
12721 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
12724 2016-01-11 Tom de Vries <tom@codesourcery.com>
12726 PR tree-optimization/69108
12727 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
12728 res is not used in a phi.
12730 2016-01-11 Yury Gribov <y.gribov@samsung.com>
12733 * common.opt (frandom-seed): Fix parameter name.
12734 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
12736 2016-01-11 Tom de Vries <tom@codesourcery.com>
12738 PR tree-optimization/69058
12739 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
12742 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
12744 * config/arc/arc.opt (mdiv-rem): Add period to the end.
12745 (mcode-density): Likewise.
12747 2016-01-10 Tom de Vries <tom@codesourcery.com>
12749 PR tree-optimization/69062
12750 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
12751 (parallelize_loops): Don't paralelize loop that has phi with address
12754 2016-01-10 Tom de Vries <tom@codesourcery.com>
12756 PR tree-optimization/69039
12757 * tree-parloops.c (try_create_reduction_list): Only allow single exit
12760 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
12762 PR middle-end/68743
12763 * match.pd: Require target has function_c99_misc before doing
12764 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
12766 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
12768 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
12770 * configure: Regenerate.
12772 2016-01-09 Jakub Jelinek <jakub@redhat.com>
12774 PR middle-end/50865
12775 PR tree-optimization/69097
12776 * fold-const.h (expr_not_equal_to): New prototype.
12777 * fold-const.c: Include stringpool.h and tree-ssanames.h.
12778 (expr_not_equal_to): New function.
12779 * match.pd (X % -Y is the same as X % Y): Don't optimize
12780 unless X is known not to be equal to minimum or Y is known
12781 not to be equal to -1.
12782 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
12783 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
12784 (simplify_stmt_using_ranges): Adjust caller.
12785 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
12786 substitute_and_fold.
12788 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
12790 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
12793 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12795 PR tree-optimization/69167
12796 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
12797 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
12799 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
12801 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12802 Richard Biener <rguenther@suse.de>
12804 PR tree-optimization/68707
12805 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
12806 instances that can be handled via vect_load_lanes.
12808 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
12810 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
12811 if we can't determine address equivalence.
12812 * alias.c (compare_base_decl): Update for changed return value of
12813 symtab_node::equal_address_to.
12815 2016-01-08 Jason Merrill <jason@redhat.com>
12819 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
12820 * expr.c (store_field): Not here.
12821 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
12822 call with TREE_ADDRESSABLE type.
12823 * tree-cfg.c (verify_gimple_call): Adjust.
12825 2016-01-08 Olivier Hainque <hainque@adacore.com>
12827 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
12830 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12832 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
12833 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
12834 (reduc_smin_v2sf): Rename to...
12835 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
12836 (reduc_splus_v2sf): Rename to...
12837 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
12839 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12841 PR tree-optimization/69162
12842 * gimplify.c (gimplify_va_arg_expr): Encode original type of
12843 valist argument in another argument.
12844 (gimplify_modify_expr): Adjust for the above change. Cleanup.
12845 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
12846 to determine the va_list type, build a MEM_REF instead of
12847 build_fold_indirect_ref.
12849 PR tree-optimization/69172
12850 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
12853 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
12855 PR tree-optimization/67781
12856 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
12857 and cmpnop in two steps: first the ones not accessed in original
12858 gimple expression in a endian independent way and then the ones not
12859 accessed in the final result in an endian-specific way.
12861 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12863 PR tree-optimization/69083
12864 * tree-vect-slp.c (vect_get_constant_vectors): For
12865 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
12866 element type. If op is fold_convertible_p to vector_type's element
12867 type, use NOP_EXPR instead of VCE.
12869 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
12871 PR rtl-optimization/67778
12872 PR rtl-optimization/68634
12873 PR rtl-optimization/68909
12874 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
12875 block from the stack until done with it. Remove a superfluous
12876 bitmap set. Remove a superfluous bitmap test.
12878 2016-01-07 Martin Sebor <msebor@redhat.com>
12881 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
12882 constraint on the type of arguments.
12884 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
12886 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
12887 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
12888 unaligned_access on the gcc_options set.
12889 * config/arm/arm.c (arm_option_override_internal): Use
12890 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
12892 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12895 * config/i386/i386.c (ix86_frame_pointer_required): Enable
12896 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
12898 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12901 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12904 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12905 depending on frame_pointer_needed before remaining integer and SSE
12906 registers are saved.
12908 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
12911 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
12913 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
12916 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
12917 Use the "xBm" constraint.
12918 (float<sseintvecmodelower><mode>2<mask_name><round_name):
12920 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
12921 (sse_cvtsi2ssq<round_name>): Likewise.
12922 (sse_cvtss2si<round_name>): Likewise.
12923 (sse_cvtss2siq<round_name>): Likewise.
12924 (sse2_cvtsi2sdq<round_name>): Likewise.
12925 (sse2_cvtsd2si<round_name>): Likewise.
12926 (sse2_cvtsd2siq<round_name>): Likewise.
12927 * config/i386/subst.md (round_nimm_scalar_predicate): New
12930 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
12932 PR middle-end/67639
12933 * varasm.c (make_decl_rtl): Mark invalid register vars as
12936 PR rtl-optimization/66206
12937 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
12938 All callers changed.
12940 2016-01-07 Jakub Jelinek <jakub@redhat.com>
12942 PR tree-optimization/69141
12943 * tree-ssa-pre.c: Include langhooks.h.
12944 (eliminate_dom_walker::before_dom_children): Use
12945 lang_hooks.decl_printable_name instead of
12946 cgraph_node::get ()->name ().
12948 PR middle-end/68960
12949 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
12950 it and DECL_ALIGN too.
12952 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
12954 * config/mips/mips-ftypes.def: Sort to lexicographical order.
12956 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12959 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12960 depending on frame_pointer_needed before remaining integer and SSE
12961 registers are saved.
12963 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12965 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
12966 mode iterator with VSX_M2.
12967 (*p9_vecstore_<mode>): Likewise.
12968 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
12969 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
12970 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
12971 (define_split for VSX_LE128 stores): Likewise.
12972 (define_peephole2 for TImode LE swaps): Likewise.
12973 (define_split for VSX_LE128 post-reload stores): Likewise.
12975 2016-01-06 Marek Polacek <polacek@redhat.com>
12978 * convert.c (convert_to_integer_1): Adjust call to
12979 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
12980 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
12981 EXPR instead of ARG.
12982 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
12984 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12987 * doc/extend.texi (RL78 Variable Attributes): New section.
12989 2016-01-05 Marek Polacek <polacek@redhat.com>
12992 * builtins.c (get_memmodel): Use expansion point location rather than
12993 the input location. Call warning_at rather than warning.
12994 (expand_builtin_atomic_compare_exchange): Likewise.
12995 (expand_builtin_atomic_load): Likewise.
12996 (expand_builtin_atomic_store): Likewise.
12997 (expand_builtin_atomic_clear): Likewise.
12999 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13002 * config/i386/i386.c (ix86_expand_vector_logical_operator):
13003 Replace nonimmediate_operand with vector_operand.
13004 * config/i386/predicates.md (vector_operand): New predicate.
13005 (general_vector_operand): Replace nonimmediate_operand with
13007 * config/i386/sse.md: Replace nonimmediate_operand with
13008 vector_operand and m constraint with Bm constraint on SSE
13009 patterns with 16-byte memory operand.
13010 * config/i386/subst.md (round_nimm_predicate): Replace
13011 nonimmediate_operand with vector_operand.
13012 (round_saeonly_nimm_predicate): Likewise.
13013 (round_saeonly_nimm_scalar_predicate): New.
13015 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13018 * config/i386/constraints.md (Bm): New constraint.
13019 * config/i386/predicates.md (vector_memory_operand): New
13021 * config/i386/sse.md: Replace xm with xBm in plusminus and
13022 any_logic patterns.
13024 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13027 * doc/extend.texi (V850 Function Attributes): New section.
13028 (V850 Variable Attributes): New section.
13030 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13033 * doc/extend.texi (MicroBlaze Function Attributes): Document
13034 interrupt_handler and fast_interrupt attributes.
13036 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13039 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13040 for local symbolic operands.
13041 * config/ia64/predicates.md (local_symbolic_operand64): New
13044 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13046 PR rtl-optimization/68651
13047 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13050 2016-01-05 Nathan Sidwell <nathan@acm.org>
13052 * alias.c (compare_base_decls): Use symtab_node::get.
13054 2016-01-05 Nick Clifton <nickc@redhat.com>
13057 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13058 secondary_reload_info structure.
13061 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13062 decls if weak support is available.
13064 2016-01-04 Martin Sebor <msebor@redhat.com>
13066 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13068 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13070 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13071 OPTION_MASK_P9_DFORM.
13073 * config/rs6000/constraints.md (wo constraint): New constraint for
13076 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13078 (rs6000_init_hard_regno_mode_ok): Likewise.
13080 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13083 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13084 expanders not to have constraints. Add support for ISA 3.0 xxperm
13085 instruction. Add support for fusing xxlor with xxperm.
13086 (altivec_vperm_<mode>_internal): Likewise.
13087 (altivec_vperm_v8hiv16qi): Likewise.
13088 (altivec_vperm_<mode>v16q): Likewise.
13089 (altivec_vperm_<mode>_uns): Likewise.
13090 (vperm_v8hiv4si): Likewise.
13091 (vperm_v16qiv8hi): Likewise.
13093 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13095 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13097 Update copyright years.
13099 * gcc.c (process_command): Update copyright notice dates.
13100 * gcov-dump.c (print_version): Ditto.
13101 * gcov.c (print_version): Ditto.
13102 * gcov-tool.c (print_version): Ditto.
13103 * gengtype.c (create_file): Ditto.
13104 * doc/cpp.texi: Bump @copying's copyright year.
13105 * doc/cppinternals.texi: Ditto.
13106 * doc/gcc.texi: Ditto.
13107 * doc/gccint.texi: Ditto.
13108 * doc/gcov.texi: Ditto.
13109 * doc/install.texi: Ditto.
13110 * doc/invoke.texi: Ditto.
13112 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13114 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13115 modes larger than TImode as TImode if NEON is not enabled.
13117 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13120 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13121 mode for %f0-%f31 only if TARGET_FPU.
13123 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13126 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13127 to compute the PACKED_P predicate.
13128 (function_arg_record_value): Minor tweaks.
13130 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13132 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13133 option for arm*-*-* targets.
13135 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13137 * doc/extend.texi (Common Function Attributes): Move docs for
13138 MSP430-specific attributes to....
13139 (MSP430 Function Attributes): ...here. Delete the redundant
13140 entries and copy-edit the remaining text.
13141 (MSP430 Variable Attributes): Use uniform format for index
13142 entries and add a cross-reference to the corresponding function
13145 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13147 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13149 (x86 Options): Likewise.
13151 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13155 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13156 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13157 to corresponding attribute.
13159 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13161 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13162 to correct alphabetization of table. Copy-edit and correct
13164 <stack_protect>: Likewise.
13165 <target_clones>: Likewise.
13167 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13168 Correct punctuation.
13169 (Code Gen Options) <-fno-plt>: Copy-edit.
13171 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13174 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13175 SI values. Explicitly convert SI to DI and vice-versa.
13177 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13179 PR tree-optimization/69070
13180 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13181 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13184 * ubsan.c (ubsan_instrument_float_cast): Call
13185 initialize_sanitizer_builtins.
13188 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13190 Copyright (C) 2016 Free Software Foundation, Inc.
13192 Copying and distribution of this file, with or without modification,
13193 are permitted in any medium without royalty provided the copyright
13194 notice and this notice are preserved.