1 2016-05-25 Martin Liska <mliska@suse.cz>
3 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
5 2016-05-25 Richard Biener <rguenther@suse.de>
7 PR tree-optimization/71264
8 * tree-vect-stmts.c (vect_init_vector): Properly deal with
11 2016-05-25 Martin Liska <mliska@suse.cz>
13 PR tree-optimization/71239
14 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
17 2016-05-25 Richard Biener <rguenther@suse.de>
19 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
20 * tree-if-conv.c (pass_data_if_conversion): Use it.
22 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
24 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
25 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
26 * varpool.c (varpool_node::get_availability): Likewise.
28 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
30 * config/rs6000/altivec.md (VNEG iterator): New iterator for
31 VNEGW/VNEGD instructions.
32 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
33 (neg<mode>2): Add expander for V2DImode added in ISA 2.06, and
34 support for ISA 3.0 VNEGW/VNEGD instructions.
36 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
38 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
39 pointers inside OACC_DATA regions.
40 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
41 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
42 (gimplify_adjust_omp_clauses): Fix typo in comment.
44 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
46 * config/rs6000/altivec.md (VParity): New mode iterator for vector
47 parity built-in functions.
48 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
50 (p9v_parity<mode>2): Likewise.
51 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
53 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
54 (parity<mode>2): ISA 3.0 expander for vector parity.
55 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
57 (BU_P9_64BIT_MISC_0): Likewise.
58 (BU_P9_MISC_0): Likewise.
59 (BU_P9V_AV_1): Likewise.
60 (BU_P9V_AV_2): Likewise.
61 (BU_P9V_AV_3): Likewise.
62 (BU_P9V_AV_P): Likewise.
63 (BU_P9V_VSX_1): Likewise.
64 (BU_P9V_OVERLOAD_1): Likewise.
65 (BU_P9V_OVERLOAD_2): Likewise.
66 (BU_P9V_OVERLOAD_3): Likewise.
67 (VCTZB): Add vector count trailing zeros support.
71 (VPRTYBD): Add vector parity support.
74 (VCTZ): Add overloaded vector count trailing zeros support.
75 (VPRTYB): Add overloaded vector parity support.
76 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
77 overloaded vector count trailing zeros and parity instructions.
78 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
79 vector parity support.
80 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
81 trailing zeros support.
82 (vec_cntlz): Likewise.
83 (vec_vctzb): Likewise.
84 (vec_vctzd): Likewise.
85 (vec_vctzh): Likewise.
86 (vec_vctzw): Likewise.
87 (vec_vprtyb): Add ISA 3.0 vector parity support.
88 (vec_vprtybd): Likewise.
89 (vec_vprtybw): Likewise.
90 (vec_vprtybq): Likewise.
91 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
92 the ISA 3.0 vector count trailing zeros and vector parity built-in
95 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
97 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
98 when there is stmt_to_insert.
100 2016-05-24 Martin Sebor <msebor@redhat.com>
103 * gcc/tree.h (complete_or_array_type_p): New inline function.
105 2016-05-24 Jakub Jelinek <jakub@redhat.com>
107 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
108 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
109 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
111 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
112 Limit 1st alternative to noavx isa, split 2nd alternative into one
113 noavx and one avx alternative, use *x and Bm in the former and
114 x and m in the latter.
116 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
117 of sse4 for the first alternative, drop %v from the template
118 and d operand modifier. Split second alternative into one sse4_noavx
119 and one avx alternative, use *x instead of *v in the former and v
120 instead of *v in the latter.
121 (*sse4_1_extractps): Use noavx isa instead of * for the first
122 alternative, drop %v from the template. Split second alternative into
123 one noavx and one avx alternative, use *x instead of *v in the
124 former and v instead of *v in the latter.
125 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
126 with noavx and the last one with avx.
127 (sse4_1_phminposuw): Guard first alternative with noavx isa,
128 split the second one into one noavx and one avx alternative,
129 use *x and Bm in the former and x and m in the latter one.
130 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
133 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
134 first two alternatives to noavx, use *x instead of *v in the second
135 one, add avx alternative without *.
136 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
137 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
138 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
140 2016-05-24 Jeff Law <law@redhat.com>
142 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
143 New function, extracted from...
144 (fsm_find_control_statement_thread_paths): Here. Use the new function.
145 Allow simple copies and constant initializations in the SSA chain.
147 2016-05-24 Marek Polacek <polacek@redhat.com>
150 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
153 2016-05-24 Jakub Jelinek <jakub@redhat.com>
156 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
157 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
158 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
159 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
160 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
162 2016-05-24 Richard Biener <rguenther@suse.de>
164 PR tree-optimization/71240
165 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
168 2016-05-24 Richard Biener <rguenther@suse.de>
170 PR tree-optimization/71230
171 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
173 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
175 * tree-vectorizer.h (vectorizable_comparison): Delete.
176 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
178 * tree-vect-stmts.c (vectorizable_call): Likewise.
179 (vectorizable_simd_clone_call): Likewise.
180 (vectorizable_conversion): Likewise.
181 (vectorizable_assignment): Likewise.
182 (vectorizable_shift): Likewise.
183 (vectorizable_operation): Likewise.
184 (vectorizable_load): Likewise.
185 (vectorizable_condition): Likewise.
186 (vectorizable_store): Likewise. Assert that we don't have
188 (vectorizable_comparison): Make static. Remove redundant
190 (vect_transform_stmt): Assert that we always have an slp_node
193 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
195 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
196 operands[2] against 1 with comparison against CONST1_RTX.
197 (<shift>di3_neon): Likewise.
198 * config/arm/predicates.md (const0_operand): Replace with comparison
201 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
203 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
204 operands[2] against 1 with comparison against CONST1_RTX.
207 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
212 (define_split above *compareqi_eq0): Likewise.
213 (define_split above "prologue"): Likewise.
214 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
215 * config/arm/predicates.md (shift_operator): Likewise.
216 (shift_nomul_operator): Likewise.
217 (sat_shift_operator): Likewise.
218 (thumb1_cmp_operand): Likewise.
219 (const_neon_scalar_shift_amount_operand): Replace manual range
221 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
222 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
224 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
226 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
227 with HOST_WIDE_INT_1.
229 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
230 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
231 (arm_canonicalize_comparison): Likewise.
232 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
234 (thumb1_size_rtx_costs): Likewise.
235 (vfp_const_double_index): Replace cast of 1 to unsigned
236 HOST_WIDE_INT with HOST_WIDE_INT_1U.
237 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
239 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
240 HOST_WIDE_INT with HOST_WIDE_INT_1U.
241 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
242 HOST_WIDE_INT with HOST_WIDE_INT_1.
244 2016-05-24 Marek Polacek <polacek@redhat.com>
246 * tree-cfg.h (should_remove_lhs_p): New predicate.
247 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
248 * gimplify.c (gimplify_modify_expr): Likewise.
249 * tree-cfg.c (verify_gimple_call): Likewise.
250 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
251 * gimple-fold.c: Include "tree-cfg.h".
252 (gimple_fold_call): Use should_remove_lhs_p.
254 2016-05-24 Richard Biener <rguenther@suse.de>
256 PR tree-optimization/71253
257 * cfganal.h (control_dependences): Make robust against edge
259 (control_dependences::control_dependences): Remove edge_list argument.
260 (control_dependences::get_edge): Remove.
261 (control_dependences::get_edge_src): Add.
262 (control_dependences::get_edge_dest): Likewise.
263 (control_dependences::m_el): Make a vector of edge src/dest index.
264 * cfganal.c (control_dependences::find_control_dependence): Adjust.
265 (control_dependences::control_dependences): Likewise.
266 (control_dependences::~control_dependence): Likewise.
267 (control_dependences::get_edge): Remove.
268 (control_dependences::get_edge_src): Add.
269 (control_dependences::get_edge_dest): Likewise.
270 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
272 (perform_tree_ssa_dce): Adjust.
273 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
275 (pass_loop_distribution::execute): Adjust. Do loop destroying
276 conditional on changed.
278 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
281 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
282 return. Reindent transformation comment and mention the ARM state
285 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
288 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
289 after build_and_add_sum creates new use stmt.
291 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
293 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
294 load_lanes/grouped_load classification comes first. Don't check
295 whether the vectorization factor is a multiple of the group size
298 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
300 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
301 GROUP_GAP for single-element interleaving.
302 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
305 2016-05-24 Richard Biener <rguenther@suse.de>
309 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
310 bases which are accessed with non-invariant indices.
311 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
312 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
314 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
317 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
318 (add_to_ops_vec): Add stmt_to_insert.
319 (add_repeat_to_ops_vec): Init stmt_to_insert.
320 (insert_stmt_before_use): New.
321 (transform_add_to_multiply): Remove mult_stmt insertion and add it
323 (get_ops): Init stmt_to_insert.
324 (maybe_optimize_range_tests): Likewise.
325 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
326 (rewrite_expr_tree_parallel): Likewise.
327 (reassociate_bb): Likewise.
329 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
332 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
333 ISA 3.0 xxperm fusion alternative.
334 (altivec_vperm_v8hiv16qi): Likewise.
335 (altivec_vperm_<mode>_uns_internal): Likewise.
336 (vperm_v8hiv4si): Likewise.
337 (vperm_v16qiv8hi): Likewise.
339 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
340 Kelvin Nilsen <kelvin@gcc.gnu.org>
342 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
343 vpermr/xxpermr on ISA 3.0.
344 (altivec_expand_vec_perm_le): Likewise.
345 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
346 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
349 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
351 * config/i386/i386.h (IS_STACK_MODE): Enable for
352 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
353 SSE_FLOAT_MODE_P macros.
354 * config/i386/i386.c (ix86_preferred_reload_class): Use
355 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
356 Cleanup regclass processing for CONST_DOUBLE_P.
357 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
358 (ix86_rtx_costs): Remove redundant TARGET_80387 check
359 with IS_STACK_MODE macro.
360 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
362 (*movdf_internal): Use IS_STACK_MODE macro.
363 (*movsf_internal): Ditto.
365 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
367 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
368 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
370 2016-05-23 Jeff Law <law@redhat.com>
372 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
374 (fsm_find_control_statement_thread_paths): Call it.
376 2016-05-23 Martin Jambor <mjambor@suse.cz>
379 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
380 from_global_constant if t is not NULL.
382 2016-05-23 Marek Polacek <polacek@redhat.com>
385 * common.opt (Wswitch-unreachable): New option.
386 * doc/invoke.texi: Document -Wswitch-unreachable.
387 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
390 2016-05-23 Bin Cheng <bin.cheng@arm.com>
392 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
393 TMR_INDEX is non-NULL.
395 2016-05-23 Richard Biener <rguenther@suse.de>
397 PR tree-optimization/71230
398 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
399 (try_special_add_to_ops): ... here. Always test for single-use.
401 2016-05-23 Martin Jambor <mjambor@suse.cz>
403 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
404 default block if a PHI node in the original one would be resized.
406 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
408 PR tree-optimization/58135
409 * tree-vect-slp.c: When group size is not multiple
410 of vector size, allow splitting of store group at
413 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
415 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
417 2016-05-22 Jakub Jelinek <jakub@redhat.com>
419 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
420 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
421 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
424 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
425 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
426 v constraint instead of x and vinserti32x4 insn.
428 * config/i386/sse.md (i128vldq): New mode iterator.
429 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
430 avx512dq and avx512vl alternatives.
432 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
433 constraint, use maybe_evex prefix instead of vex.
434 (vec_dupv4sf): Use v constraint instead of x for output
435 operand except for noavx alternative, use Yv constraint
436 instead of x for input. Use maybe_evex prefix instead of vex.
437 (*vec_dupv4si): Likewise.
438 (*vec_dupv2di): Likewise.
440 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
443 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
444 (linearize_expr_tree): Call try_special_add_to_ops.
445 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
447 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
449 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
450 to computed stack_usage.
452 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
455 * config/avr/avr.md (define_expand "mov<mode>"): If the source
456 operand is subreg (symbol_ref) then move the symbol ref to register.
458 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
460 * tree.c (array_at_struct_end_p): Look through MEM_REF.
462 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
465 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
468 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
470 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
471 ranges by calling get_single_symbol and tidy up. Look more closely
472 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
474 2016-05-20 Jeff Law <law@redhat.com>
476 * bitmap.c (bitmap_find_bit): Remove useless test.
478 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
480 * function.c (thread_prologue_and_epilogue_insns): Commit the
481 insertion of the epilogue.
483 2016-05-20 Martin Jambor <mjambor@suse.cz>
485 PR tree-optimization/70884
486 * tree-sra.c (initialize_constant_pool_replacements): Do not check
487 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
488 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
489 of constant pool data as a reason for scalarization.
491 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
493 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
495 (thumb1_expand_prologue): Likewise.
497 2016-05-20 Nathan Sidwell <nathan@acm.org>
499 * config/nvptx/nptx.c (nvptx_option_override): Only set
500 flag_toplevel_reorder, if not explicitly specified. Set
501 flag_no_common, unless explicitly specified.
503 2016-05-20 David Malcolm <dmalcolm@redhat.com>
505 * calls.c (can_implement_as_sibling_call_p): Mark param
506 reg_parm_stack_space with ATTRIBUTE_UNUSED.
508 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
510 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
511 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
512 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
514 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
515 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
518 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
520 * config/nvptx/nvptx.md (sincossf3): New pattern.
522 2016-05-20 David Malcolm <dmalcolm@redhat.com>
524 * calls.c (maybe_complain_about_tail_call): New function.
525 (initialize_argument_information): Call
526 maybe_complain_about_tail_call when clearing *may_tailcall.
527 (can_implement_as_sibling_call_p): Call
528 maybe_complain_about_tail_call when returning false.
529 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
530 ensure try_tail_call is set. Call maybe_complain_about_tail_call
531 if tail-call optimization fails.
532 * cfgexpand.c (expand_call_stmt): Initialize
533 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
534 * gimple-pretty-print.c (dump_gimple_call): Dump
535 gimple_call_must_tail_p.
536 * gimple.c (gimple_build_call_from_tree): Call
537 gimple_call_set_must_tail with the value of
538 CALL_EXPR_MUST_TAIL_CALL.
539 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
540 (gimple_call_set_must_tail): New function.
541 (gimple_call_must_tail_p): New function.
542 * print-tree.c (print_node): Update printing of TREE_STATIC
543 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
544 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
545 trailing comment listing applicable flags.
546 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
548 2016-05-20 David Malcolm <dmalcolm@redhat.com>
550 * calls.c (expand_call): Move "Rest of purposes for tail call
551 optimizations to fail" to...
552 (can_implement_as_sibling_call_p): ...this new function, and
553 split into multiple "if" statements.
555 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
557 * cfgloop.h (expected_loop_iterations_unbounded,
558 expected_loop_iterations): Unconstify.
559 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
560 profile with known upper bound; return 3 when profile is absent.
561 (expected_loop_iterations): Update.
563 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
565 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
566 and get_max_loop_iterations_int.
568 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
570 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
571 realistic upper bounds here.
573 2016-05-20 Jakub Jelinek <jakub@redhat.com>
576 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
577 calls if the LHS is variable length or has addressable type.
578 If targets[0]->decl is a noreturn call with void return type and
579 zero arguments, adjust fntype and remove lhs in that case.
581 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
583 PR tree-optimization/71079
584 PR tree-optimization/71206
585 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
587 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
589 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
590 (get_vec_alignment_for_array_decl): Likewise.
591 (get_vec_alignment_for_record_decl): Likewise.
592 (increase_alignment::execute): Move code to find alignment to
593 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
594 (type_align_map): New hash_map.
596 2016-05-20 Richard Guenther <rguenther@suse.de>
598 PR tree-optimization/29756
599 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
600 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
601 * fold-const.c (operand_equal_p): Likewise.
602 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
603 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
604 * tree-inline.c (estimate_operator_cost): Likewise.
605 * tree-pretty-print.c (dump_generic_node): Likewise.
606 * tree-ssa-operands.c (get_expr_operands): Likewise.
607 * cfgexpand.c (expand_debug_expr): Likewise.
608 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
609 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
610 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
611 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
612 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
613 (execute_update_addresses_taken): Do it.
615 2016-05-20 Richard Biener <rguenther@suse.de>
617 PR tree-optimization/71185
618 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
621 2016-05-20 Richard Biener <rguenther@suse.de>
623 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
624 gimple_seq_add_seq_without_update.
625 (release_bb_predicate): Assert we have no operands to free.
626 (if_convertible_loop_p_1): Calculate post dominators later.
627 Do not free BB predicates here.
628 (combine_blocks): Do not recompute BB predicates.
629 (version_loop_for_if_conversion): Save BB predicates around
632 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
634 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
635 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
636 code. Ignore sibcalls on EDGE_IGNORE edges.
637 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
638 on edges for sibcalls that run without prologue. The rest of the
639 function is combined from...
640 (fix_fake_fallthrough_edge): ... this, and ...
641 (try_shrink_wrapping): ... a part of this. Remove the bb_with
642 function argument, make it a local variable.
644 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
646 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
647 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
648 for 32-bit mode and SEH for 64-bit.
649 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
650 TARGET_64BIT_DEFAULT.
652 2016-05-19 Ryan Burn <contact@rnburn.com>
654 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
655 * gengtype.c (open_base_files): Add cilk.h to ifiles.
657 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
659 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
660 force pending loads from memory.
662 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
664 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
665 (UNSPEC_DARN_32): New unspec constant.
666 (UNSPEC_DARN_RAW): New unspec constant.
667 (darn_32): New instruction.
668 (darn_raw): New instruction.
669 (darn): New instruction.
670 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
671 support and documentation for this macro.
672 (BU_P9_MISC_1): New macro definition.
673 (BU_P9_64BIT_MISC_0): New macro definition.
674 (BU_P9_MISC_0): New macro definition.
675 (darn_32): New builtin definition.
676 (darn_raw): New builtin definition.
677 (darn): New builtin definition.
678 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
679 RS6000_BUILTIN_0 directives to surround each occurrence of
680 #include "rs6000-builtin.def".
681 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
682 RS6000_BTM_64BIT flags to the returned mask, depending on
684 (def_builtin): Correct an error in the assignments made to the
685 debugging variable attr_string.
686 (rs6000_expand_builtin): Add support for no-operand built-in
688 (builtin_function_type): Remove fatal_error assertion that is no
690 (rs6000_common_init_builtins): Add support for no-operand built-in
692 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
694 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
696 (RS6000_BTM_64BIT): New macro definition.
697 * doc/extend.texi: Document __builtin_darn (void),
698 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
701 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
703 * tree-vect-loop.c (vect_analyze_loop_2): Use also
704 max_loop_iterations_int.
706 2016-05-19 Marek Polacek <polacek@redhat.com>
708 PR tree-optimization/71031
709 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
710 condition and adjust the code a bit.
712 2016-05-19 Martin Liska <mliska@suse.cz>
714 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
715 auto_vec instead of vec.
717 2016-05-19 Martin Liska <mliska@suse.cz>
719 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
721 2016-05-19 Martin Liska <mliska@suse.cz>
723 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
725 2016-05-19 Martin Liska <mliska@suse.cz>
727 * ipa-pure-const.c (set_function_state): Remove an existing
729 (remove_node_data): Do not free it as it's released
730 in set_function_state.
732 2016-05-19 Martin Liska <mliska@suse.cz>
734 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
737 2016-05-19 Martin Liska <mliska@suse.cz>
739 * omp-simd-clone.c (simd_clone_adjust): Release vector.
741 2016-05-19 Martin Liska <mliska@suse.cz>
743 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
744 an auto_vec instead of re-creating it.
746 2016-05-19 Martin Liska <mliska@suse.cz>
748 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
749 auto_vec instead of vec.
751 2016-05-19 Martin Liska <mliska@suse.cz>
753 * lto-section-in.c (lto_get_section_data): Call
754 lto_check_version with additional argument.
755 * lto-streamer.c (lto_check_version): Add new argument.
756 * lto-streamer.h (lto_check_version): Likewise.
758 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
760 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
761 Don't add cost of inner memory when handling sign-extended loads.
763 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
765 PR rtl-optimization/71148
766 * cse.c (cse_main): Free dominance info.
767 (rest_of_handle_cse): Don't free dominance info.
768 (rest_of_handle_cse2): Likewise.
769 (rest_of_handle_cse_after_global_opts): Likewise.
771 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
774 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
775 NULL_TREE early if NEON is not available. Remove now redundant check
776 in ARM_CHECK_BUILTIN_MODE.
778 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
781 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
782 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
783 * doc/cpp.texi: Document new macros.
785 2016-05-19 Bin Cheng <bin.cheng@arm.com>
787 PR tree-optimization/69848
788 * tree-vect-loop.c (vectorizable_reduction): Don't factor
789 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
791 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
793 * function.c (thread_prologue_and_epilogue_insn): Move the
794 "goto epilogue_done" one block later.
796 2016-05-19 Richard Biener <rguenther@suse.de>
798 PR tree-optimization/70729
799 * passes.def: Move LIM pass before PRE. Remove no longer
800 required copyprop and move first DCE out of the loop pipeline.
802 2016-05-18 David Malcolm <dmalcolm@redhat.com>
805 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
806 (OBJS-libcommon-target): ...here.
807 * opts-common.c: Include spellcheck.h.
808 (cmdline_handle_error): Build a vec of valid options and use it
809 to suggest provide hints for misspelled arguments.
811 2016-05-18 Jakub Jelinek <jakub@redhat.com>
814 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
815 lhs if it has TREE_ADDRESSABLE type.
817 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
820 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
821 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
823 2016-05-18 Martin Jambor <mjambor@suse.cz>
826 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
827 input for NOP_EXPR pass-through functions.
828 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
829 aggregate global constant VAR_DECLs in constant jump functions.
831 2016-05-18 Martin Jambor <mjambor@suse.cz>
834 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
835 from TREE_READONLY parameters.
837 2016-05-18 Martin Jambor <mjambor@suse.cz>
840 * cgraph.h (cgraph_indirect_call_info): New field
841 guaranteed_unmodified.
842 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
843 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
845 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
846 pass the parameter value to ipa_find_agg_cst_for_param.
847 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
848 guaranteed_unmodified, store AA results there instead of bailing out
850 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
851 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
852 (find_constructor_constant_at_offset): New function.
853 (ipa_find_agg_cst_from_init): Likewise.
854 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
855 static initializers of contants, report back through a new paameter
856 from_global_constant if that was the case.
857 (try_make_edge_direct_simple_call): Also pass parameter value to
858 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
860 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
861 (ipa_read_indirect_edge_info): Likewise.
862 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
863 (ipa_load_from_parm_agg): Likewise.
865 2016-05-18 Jiong Wang <jiong.wang@arm.com>
867 PR rtl-optimization/71150
868 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
871 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
874 * config/rs6000/constraints.md (wE constraint): New constraint
875 for a vector constant that can be loaded with XXSPLTIB.
876 (wM constraint): New constraint for a vector constant of a 1's.
877 (wS constraint): New constraint for a vector constant that can be
878 loaded with XXSPLTIB and a vector sign extend instruction.
879 * config/rs6000/predicates.md (xxspltib_constant_split): New
880 predicates for wE/wS constraints.
881 (xxspltib_constant_nosplit): Likewise.
882 (easy_vector_constant): Add support for constants that can be
884 (all_ones_constant): New predicate for vector constant with all
886 (splat_input_operand): Add support for ISA 3.0 word splat operations.
887 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
888 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
889 instruction and possibly with a sign extension.
890 (output_vec_const_move): Add support for XXSPLTIB. If we are
891 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
892 instead of XXLXOR/XXLORC.
893 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
895 (rs6000_legitimize_reload_address): Likewise.
896 (rs6000_output_move_128bit): Use output_vec_const_move to emit
898 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
899 combine VSX_M and VSX_M2 into one iterator.
901 (VSINT_84): New iterators for loading constants with XXSPLTIB.
902 (VSINT_842): Likewise.
903 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
904 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
905 XXSPLTIB instruction.
906 (xxspltib_<mode>_nosplit): Likewise.
907 (xxspltib_<mode>_split): New insn to load up constants with
908 XXSPLTIB and a sign extend instruction.
909 (vsx_mov<mode>): Replace single move that handled all vector types
910 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
911 moves (when -mvsx-timode is in effect) into the main vector
912 moves. Eliminate separate moves for <VSr> <VSa>, where the
913 preferred register class (<VSr>) is listed first, and the
914 secondary register class (<VSa>) is listed second with a '?' to
915 discourage use. Prefer loading 0/-1 in any VSX register for ISA
916 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
917 that if the register was involved in a slow operation, the
918 clear/set operation does not wait for the slow operation to
919 finish. Adjust the length attributes for 32-bit mode. Use
920 rs6000_output_move_128bit and drop the use of the string
921 instructions for 32-bit movti when -mvsx-timode is in effect. Use
922 spacing so that the alternatives and attributes don't generate
923 long lines, and put things in columns, so that it is easier to
924 match up the operands and attributes with the insn alternatives.
925 (vsx_mov<mode>_64bit): Likewise.
926 (vsx_mov<mode>_32bit): Likewise.
927 (vsx_movti_64bit): Fold movti into normal vector moves.
928 (vsx_movti_32bit): Likewise.
929 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
931 (vsx_splat_v4si_internal): Likewise.
932 (vsx_splat_v4sf_internal): Likewise.
933 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
934 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
935 extend vector elements.
936 (vsx_sign_extend_hi_<mode>): Likewise.
937 (vsx_sign_extend_si_v2di): Likewise.
938 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
940 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
941 constraints. Add trailing period to wL documentation.
943 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
946 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
947 * tree-dfa.c (replace_abnormal_ssa_names): New function.
948 * tree-call-cdce.c: Include tree-dfa.h.
949 (can_guard_call_p): New function, extracted from...
950 (can_use_internal_fn): ...here.
951 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
953 (shrink_wrap_one_built_in_call): Likewise.
954 (use_internal_fn): Likewise.
955 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
956 and return void. Call replace_abnormal_ssa_names.
957 (pass_call_cdce::execute): Check can_guard_call_p during the
958 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
959 will always change something.
961 2016-05-18 Martin Jambor <mjambor@suse.cz>
964 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
965 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
967 2016-05-18 Martin Jambor <mjambor@suse.cz>
970 * ipa-inline.h (condition): New field size.
971 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
972 for comaprison and store it into the new condition.
973 (evaluate_conditions_for_known_args): Use condition size to check
974 access sizes for all but CHANGED conditions.
975 (unmodified_parm_1): New parameter size_p, store access size into it.
976 (unmodified_parm): Likewise.
977 (unmodified_parm_or_parm_agg_item): Likewise.
978 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
979 (set_cond_stmt_execution_predicate): Extract access sizes and store
981 (set_switch_stmt_execution_predicate): Likewise.
982 (will_be_nonconstant_expr_predicate): Likewise.
983 (will_be_nonconstant_predicate): Likewise.
984 (inline_read_section): Stream condition size.
985 (inline_write_summary): Likewise.
987 2016-05-18 Richard Biener <rguenther@suse.de>
989 * tree-ssa-loop-im.c (determine_max_movement): Properly add
990 condition cost to PHI cost instead of total_cost.
992 2016-05-18 Martin Liska <mliska@suse.cz>
995 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
998 2016-05-18 Richard Biener <rguenther@suse.de>
1000 * lto-streamer.h (LTO_major_version): Bump to 6.
1002 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1004 * function.c (make_split_prologue_seq, make_prologue_seq,
1005 make_epilogue_seq): New functions, factored out from...
1006 (thread_prologue_and_epilogue_insns): Here.
1008 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1010 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
1011 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
1012 of before. Add a comment.
1014 2016-05-18 Bin Cheng <bin.cheng@arm.com>
1016 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
1017 expression pointer, not pointer to the pointer.
1019 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1021 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
1022 (avx2_pbroadcast<mode>): Add another alternative with v instead
1023 of x constraints in it, using <pbroadcast_evex_isa> isa.
1024 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
1026 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
1027 constraint x instead of v in second alternative, add avx512bw
1030 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
1031 constraint x instead of v in second alternative, add avx512bw
1034 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1035 constraint x instead of v in second alternative, add avx512bw
1038 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1039 avx512bw alternative.
1041 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1043 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1045 (define_insn "*andnottf3"): Ditto.
1046 (define_insn "*<code><mode>3"/any_logic): Ditto.
1047 (define_insn "*<code>tf3"/any_logic): Ditto.
1048 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1049 operand to block AVX-512VL insn variant emit when it is not enabled.
1051 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1053 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1054 constraint fot SF mode.
1056 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1057 Kirill Yukhin <kirill.yukhin@intel.com>
1059 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1061 (define_insn "rsqrt14<mode>"): Ditto.
1062 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1063 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1064 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1065 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1066 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1068 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1069 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1070 * config/i386/i386.c (ix86_print_operand): Expand check for size
1071 override codes for Intel syntax.
1073 2016-05-18 Richard Biener <rguenther@suse.de>
1075 PR tree-optimization/71168
1076 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1077 initialization earlier.
1079 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1081 * config/aarch64/aarch64-simd.md
1082 (aarch64_reduc_plus_internal<mode>): Rename to...
1083 (reduc_plus_scal): ...This, and remove previous implementation.
1085 2016-05-18 Richard Biener <rguenther@suse.de>
1087 * passes.def: Put late dse and cd_dce in canonical order.
1089 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1091 * ipa-inline-transform.c (preserve_function_body_p): Look for
1092 first non-thunk clone.
1093 (save_function_body): Save into first non-thunk.
1094 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1096 (lto_output_node): Inline thunks don't need body in every
1098 * lto-streamer-in.c: Do not fixup thunk clones.
1099 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1101 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1104 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1107 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1108 (reassociate_bb): Call transform_add_to_multiply.
1110 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1112 * config/aarch64/aarch64.c (all_extensions): Removed unused
1115 2016-05-17 Nathan Sidwell <nathan@acm.org>
1117 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1118 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1120 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1122 PR tree-optimization/54579
1124 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1126 2016-05-17 Marek Polacek <polacek@redhat.com>
1129 * tree-inline.c (expand_call_inline): Call
1130 maybe_remove_unused_call_args.
1132 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1134 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1135 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1136 * doc/md.texi (fmin@var{m}3): Likewise.
1138 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1140 * match.pd (X & C): New transformation.
1142 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1144 * match.pd (~X & Y): New transformation.
1146 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1148 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1149 information for new SSA_NAME.
1150 (simplify_conversion_using_ranges): Get range through get_range_info
1151 instead of get_value_range.
1153 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1155 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1156 Remove inline assembly.
1157 (vmvn_s16): Likewise.
1158 (vmvn_s32): Likewise.
1159 (vmvn_u8): Likewise.
1160 (vmvn_u16): Likewise.
1161 (vmvn_u32): Likewise.
1162 (vmvnq_s8): Likewise.
1163 (vmvnq_s16): Likewise.
1164 (vmvnq_s32): Likewise.
1165 (vmvnq_u8): Likewise.
1166 (vmvnq_u16): Likewise.
1167 (vmvnq_u32): Likewise.
1168 (vmvn_p8): Likewise.
1169 (vmvnq_p16): Likewise.
1171 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1173 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1175 (vmul_n_s16): Likewise.
1176 (vmul_n_s32): Likewise.
1177 (vmul_n_u16): Likewise.
1178 (vmul_n_u32): Likewise.
1179 (vmulq_n_f32): Likewise.
1180 (vmulq_n_f64): Likewise.
1181 (vmulq_n_s16): Likewise.
1182 (vmulq_n_s32): Likewise.
1183 (vmulq_n_u16): Likewise.
1184 (vmulq_n_u32): Likewise.
1186 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1188 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1189 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1191 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1193 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1194 to *aarch64_fma4_elt_from_dup<mode>.
1195 (*aarch64_fnma4_elt_to_128df): Rename to
1196 *aarch64_fnma4_elt_from_dup<mode>.
1197 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1198 (vfms_n_f32): Likewise.
1199 (vfms_n_f64): Likewise.
1200 (vfmsq_n_f32): Likewise.
1201 (vfmsq_n_f64): Likewise.
1203 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1205 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1207 2016-05-17 Richard Biener <rguenther@suse.de>
1209 PR tree-optimization/71132
1210 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1211 Only add control dependences for blocks in the loop.
1212 (build_rdg): Adjust.
1213 (generate_code_for_partition): Return whether loop should
1214 be destroyed and delay that.
1215 (distribute_loop): Likewise.
1216 (pass_loop_distribution::execute): Record loops to be destroyed
1217 and perform delayed destroying of loops.
1219 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1222 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1224 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1226 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1228 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1231 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1232 insertion point for instructions generated by validize_mem.
1234 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1236 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1239 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1241 * config/aarch64/aarch64.c
1242 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1243 rather than a macro.
1245 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1247 * doc/invoke.texi (AArch64 Options): Various updates.
1249 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1251 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1252 into instrumentation thunks.
1253 * cif-code.def (CIF_CHKP): New.
1255 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1257 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1259 2016-05-16 Martin Jambor <mjambor@suse.cz>
1261 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1262 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1264 2016-05-16 Marek Polacek <polacek@redhat.com>
1266 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1269 2016-05-16 Martin Jambor <mjambor@suse.cz>
1272 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1273 the outlined kernel function.
1275 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1277 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1278 (ISA_HAS_DLSA): Ditto.
1280 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1282 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1284 2016-05-16 Nathan Sidwell <nathan@acm.org>
1286 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1287 (nvptx_name_replacement): Restore. Add comment.
1288 (write_fn_proto, write_fn_proto_from_insn,
1289 nvptx_output_call_insn): Restore
1290 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1292 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1294 * config/aarch64/aarch64.md
1295 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1296 (add<mode>3_compareC_imm): Likewise.
1297 (<optab>si3_uxtw): Split into register and immediate variants.
1298 (andsi3_compare0_uxtw): Likewise.
1299 (and<mode>3_compare0): Likewise.
1300 (and<mode>3nr_compare0): Likewise.
1301 (stack_protect_test_<mode>): Don't use %x for memory operands.
1303 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1305 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1307 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1309 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1310 Split integer shifts into shift_reg and bfm.
1311 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1312 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1313 (ror<mode>3_insn): Likewise.
1314 (<optab>si3_insn_uxtw): Likewise.
1315 (<optab><mode>3_insn): Change to rotate_imm.
1316 (extr<mode>5_insn_alt): Likewise.
1317 (extrsi5_insn_uxtw): Likewise.
1318 (extrsi5_insn_uxtw_alt): Likewise.
1320 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1322 * doc/tm.texi: Regenerate.
1323 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1324 (TARGET_INVALID_RETURN_TYPE): Remove.
1325 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1326 TARGET_INVALID_RETURN_TYPE.
1327 * target.def (invalid_parameter_type): Remove.
1328 (invalid_return_type): Remove.
1330 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1332 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1333 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1335 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1337 (preserve_function_body_p): No need to preserve function body
1338 * cif-codes.def (CIF_THUNK): Remove.
1339 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1341 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1343 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1345 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1347 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1350 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1352 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1353 (inline_small_functions): Do not look for function symbol when
1356 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1358 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1361 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1362 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1363 Jiong Wang <jiong.wang@arm.com>
1365 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1366 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1367 Define __ARM_FP16_ARGS when appropriate.
1368 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1370 (arm_invalid_return_type): Likewise.
1371 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1372 (TARGET_INVALID_RETURN_TYPE): Remove.
1373 (aapcs_vfp_sub_candidate): Allow HFmode.
1374 (aapcs_vfp_allocate): Add comment. Support HFmode.
1375 (aapcs_vfp_allocate_return_reg): Likewise.
1376 (struct aapcs_cp_arg_layout): Slightly reword comments for
1377 is_return_candidate and allocate_return_reg.
1378 (output_mov_vfp): Update assert.
1379 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1381 (arm_invalid_parameter_type): Remove.
1382 (amr_invalid_return_type): Remove.
1383 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1384 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1385 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1387 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1389 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1390 * config/aarch64/arch64-protos.h
1391 (aarch64_legitimize_reload_address): Remove.
1392 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1395 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1397 * configure.ac: Add ACX_NONCANONICAL_HOST.
1398 * configure: Regenerate.
1399 * Makefile.in: Set host_noncanonical.
1401 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
1404 * config/i386/i386.md (*movtf_internal): Before register allocation,
1405 do not allow FP constants for CM_MEDIUM memory model, allow only
1406 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
1407 (*movxf_internal): Ditto.
1408 (*movdf_internal): Ditto.
1409 (*movsf_internal): Ditto.
1411 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
1413 PR rtl-optimization/67483
1414 * combine.c (make_compound_operation): Don't call extract_left_shift
1415 with negative shift amounts.
1417 2016-05-13 Jakub Jelinek <jakub@redhat.com>
1420 * fold-const.c (fold_checksum_tree): Allow modification
1421 of TYPE_ALIAS_SET during folding.
1423 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
1424 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
1425 (ix86_split_to_parts): Likewise. Fix up formatting.
1427 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
1429 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
1430 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
1433 2016-05-13 Nathan Sidwell <nathan@acm.org>
1435 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
1436 (nvptx_name_replacement): Delete.
1437 (write_fn_proto, write_fn_proto_from_insn,
1438 nvptx_output_call_insn): Remove nvptx_name_replacement call.
1439 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
1440 * langhooks.c (add_builtin_funcction_common): Call
1441 targetm.mangle_decl_assembler_name.
1443 * config/nvptx/nvptx.c (write_fn_proto): Handle
1444 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
1446 2016-05-13 Martin Liska <mliska@suse.cz>
1448 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
1449 and PRIu64 in printf format.
1451 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1453 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
1456 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1458 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1459 Change --param max-completely-peeled-times to
1460 --param max-completely-peel-times in dump file printing.
1462 2016-05-13 Richard Biener <rguenther@suse.de>
1464 PR tree-optimization/42587
1465 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
1466 (find_bswap_or_nop_1): Likewise.
1467 (bswap_replace): Likewise.
1469 2016-05-13 Martin Liska <mliska@suse.cz>
1471 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1472 Initialize a variable with default value.
1474 2016-05-13 Martin Liska <mliska@suse.cz>
1476 * doc/invoke.texi: Enhance explanation of error recovery
1479 2016-05-13 Martin Liska <mliska@suse.cz>
1481 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
1482 (struct cost_pair): Change inv_expr_id (int) to inv_expr
1483 (iv_inv_expr_ent *).
1484 (struct iv_inv_expr_ent): Comment struct fields.
1485 (sort_iv_inv_expr_ent): New function.
1486 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
1487 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
1488 a hash_map between iv_inv_expr_ent and number of usages.
1489 (niter_for_exit): Fix coding style.
1490 (tree_ssa_iv_optimize_init): Use renamed variable.
1491 (determine_base_object): Fix coding style.
1492 (alloc_iv): Likewise.
1493 (find_interesting_uses_outside): Likewise.
1494 (add_candidate_1): Likewise.
1495 (add_standard_iv_candidates): Likewise.
1496 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1497 (prepare_decl_rtl): Fix coding style.
1498 (get_address_cost): Likewise.
1499 (get_shiftadd_cost): Likewise.
1500 (force_expr_to_var_cost): Likewise.
1501 (compare_aff_trees): Likewise.
1502 (get_expr_id): Restructure the function.
1503 (get_loop_invariant_expr_id): Renamed to
1504 get_loop_invariant_expr.
1505 (get_computation_cost_at): Replace usage of inv_expr_id with
1507 (get_computation_cost): Likewise.
1508 (determine_group_iv_cost_generic): Likewise.
1509 (determine_group_iv_cost_address): Likewise.
1510 (iv_period): Fix coding style.
1511 (iv_elimination_compare_lt): Likewise.
1512 (may_eliminate_iv): Likewise.
1513 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
1515 (determine_group_iv_costs): Dump invariant expressions.
1516 (iv_ca_recount_cost): Use the newly added hash_map.
1517 (iv_ca_set_remove_invariants): Fix coding style.
1518 (iv_ca_set_add_invariants): Fix coding style.
1519 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
1521 (iv_ca_set_cp): Likewise.
1522 (iv_ca_new): Initialize the newly added hash_map and remove
1523 initialization of fields.
1524 (iv_ca_free): Delete the hash_map.
1525 (iv_ca_dump): Dump invariant expressions.
1526 (iv_ca_extend): Fix coding style.
1527 (try_add_cand_for): Likewise.
1528 (create_new_ivs): Dump information about # of avg iterations and
1529 # of used invariant expressions.
1530 (rewrite_use_compare): Fix coding style.
1531 (free_loop_data): Set default value for max_inv_expr_id.
1533 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
1535 * cse.c (rest_of_handle_cse): Use cleanup_cfg
1536 returned value cse_cfg_altered computation.
1537 (rest_of_handle_cse2): Likewise.
1538 (rest_of_handle_cse_after_global_opts): Likewise.
1540 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1543 * config/arm/arm.c (arm32_output_mi_thunk): New.
1544 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
1545 to split Thumb1 vs TARGET_32BIT functionality.
1546 (arm_thumb1_mi_thunk): New.
1548 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1550 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
1553 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1556 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
1558 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
1560 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
1561 (expand_builtin_trap): Emit a regular call.
1562 (set_builtin_user_assembler_name): Remove obsolete cases.
1563 * dse.c (scan_insn): Adjust.
1564 * except.c: Include calls.h.
1565 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
1566 emit a regular call to setjmp.
1567 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
1568 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
1569 (emit_block_move_via_libcall): Delete.
1570 (block_move_fn): Delete.
1571 (init_block_move_fn): Likewise.
1572 (emit_block_move_libcall_fn): Likewise.
1573 (emit_block_op_via_libcall): New function.
1574 (set_storage_via_libcall): Tidy up and use memset builtin.
1575 (block_clear_fn): Delete.
1576 (init_block_clear_fn): Likewise.
1577 (clear_storage_libcall_fn): Likewise.
1578 (expand_assignment): Call emit_block_move_via_libcall.
1579 Do not include gt-expr.h.
1580 * expr.h (emit_block_op_via_libcall): Declare.
1581 (emit_block_copy_via_libcall): New inline function.
1582 (emit_block_move_via_libcall): Likewise.
1583 (emit_block_comp_via_libcall): Likewise.
1584 (block_clear_fn): Delete.
1585 (init_block_move_fn): Likewise.
1586 (init_block_clear_fn): Likewise.
1587 (emit_block_move_via_libcall): Likewise.
1588 (set_storage_via_libcall): Add default parameter value.
1589 * libfuncs.h (enum libfunc_index): Remove obsolete values.
1590 (abort_libfunc): Delete.
1591 (memcpy_libfunc): Likewise.
1592 (memmove_libfunc): Likewise.
1593 (memcmp_libfunc): Likewise.
1594 (memset_libfunc): Likewise.
1595 (setbits_libfunc): Likewise.
1596 (setjmp_libfunc): Likewise.
1597 (longjmp_libfunc): Likewise.
1598 (profile_function_entry_libfunc): Likewise.
1599 (profile_function_exit_libfunc): Likewise.
1600 (gcov_flush_libfunc): Likewise.
1601 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
1602 and DECL_VISIBILITY on the declaration.
1603 (init_optabs): Do not initialize obsolete libfuncs.
1604 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
1605 * tree-core.h (ECF_RET1): Define.
1606 (ECF_TM_PURE): Adjust.
1607 (ECF_TM_BUILTIN): Likewise.
1608 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
1609 (build_common_builtin_nodes): Initialize abort builtin.
1610 Add ECF_RET1 on memcpy, memmove and memset builtins.
1611 Pass final flags for alloca and alloca_with_align builtins.
1612 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
1614 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
1615 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
1616 set_storage_via_libcall and call emit_block_copy_via_libcall.
1618 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
1620 * config/i386/i386.md (*call_got_x32): Change operand 0 to
1621 DImode before it is passed to ix86_output_call_operand.
1622 (*call_value_got_x32): Ditto for operand 1.
1624 2016-05-12 Jiong Wang <jiong.wang@arm.com>
1626 PR rtl-optimization/70904
1627 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
1628 reload for wide mode.
1630 2016-05-12 Marek Polacek <polacek@redhat.com>
1633 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
1634 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
1635 * langhooks.h (incomplete_type_error): Likewise.
1636 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
1637 parameter, pass it down to incomplete_type_error.
1638 * tree.h (size_in_bytes): New inline overload.
1639 (size_in_bytes_loc): Renamed from size_in_bytes.
1641 2016-05-12 Richard Biener <rguenther@suse.de>
1643 PR tree-optimization/71059
1644 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
1645 nary before looking up or entering the expression into the VN
1647 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
1648 Make sure to re-use NARYs without result as inserted by
1651 2016-05-12 Richard Biener <rguenther@suse.de>
1653 PR tree-optimization/71062
1654 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1656 * tree-ssa-structalias.c (set_uids_in_ptset): Set
1657 vars_contains_restrict if the var is a restrict tag.
1658 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
1659 do not disambiguate pointers against it.
1660 (dump_points_to_solution): Re-structure and adjust for new
1661 vars_contains_restrict flag.
1662 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
1664 2016-05-12 Martin Liska <mliska@suse.cz>
1666 * doc/invoke.texi: Explain connection between
1667 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
1669 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
1671 PR tree-optimization/71006
1672 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
1673 consider COND_EXPR as a mask producer.
1675 2016-05-12 Marek Polacek <polacek@redhat.com>
1678 * opts.c (common_handle_option): Detect missing argument for --help^.
1680 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1683 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
1684 when popping the PC and within an interrupt handler routine.
1685 Add missing tab to output of "ldmfd".
1686 (output_return_instruction): Output LDMFD with SP update rather
1687 than POP when returning from interrupt handler.
1689 2016-05-12 Jakub Jelinek <jakub@redhat.com>
1691 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
1692 TARGET_64BIT && TARGET_AVX512DQ.
1693 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
1694 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
1695 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
1696 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
1697 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
1698 (*vec_extractv4si_zext): Add avx512dq alternative.
1699 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
1700 use v instead of x constraint in other alternatives where possible.
1702 * config/i386/sse.md (sse2_loadld): Use v instead of x
1703 constraint in alternatives 0,1,4.
1705 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
1706 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
1707 v constraints instead of x and <pinsr_evex_isa> isa attribute.
1710 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
1711 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
1712 is not emitted unless TARGET_AVX512BW.
1713 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
1714 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
1715 for the result operand.
1717 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
1718 constraint instead of x in avx alternatives. Use maybe_evex instead
1721 * config/i386/constraints.md (Yv): New constraint.
1722 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
1723 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
1724 * config/i386/i386.md (avx512fvecmode): New mode attr.
1725 (*pushtf): Use v constraint instead of x.
1726 (*movtf_internal): Likewise. For TARGET_AVX512VL and
1727 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
1728 (*absneg<mode>2): Use Yv constraint instead of x constraint.
1729 (*absnegtf2_sse): Likewise.
1730 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
1731 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
1732 avx512f alternatives.
1733 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
1735 2016-05-12 Richard Biener <rguenther@suse.de>
1737 PR tree-optimization/71060
1738 * tree-data-ref.c (initialize_data_dependence_relation): Do not
1739 require exact match of DR_BASE_OBJECT but only matching address and
1742 2016-05-12 Richard Biener <rguenther@suse.de>
1744 PR tree-optimization/70986
1745 * cfganal.c: Include cfgloop.h.
1746 (dfs_find_deadend): Prefer to take edges exiting loops.
1748 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1750 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
1751 compile and run time.
1753 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
1756 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
1758 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
1760 * config/i386/i386.c (legitimize_pic_address): Use
1761 copy_to_suggested_reg instead of gen_movsi.
1763 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1765 * config/rs6000/predicates.md (quad_memory_operand): Move most of
1766 the code into quad_address_p and call it to share code with
1767 vsx_quad_dform_memory_operand.
1768 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
1770 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
1771 bit instead of being a separate word. Split -mpower9-dform into
1772 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1773 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
1774 for the register class supporting 128-bit quad word memory offsets.
1775 (mode_supports_vsx_dform_quad): Helper function to return if the
1776 register class uses quad word memory offsets.
1777 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
1778 (rs6000_debug_reg_global): Always print if we are using LRA or not.
1779 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
1780 instructions are enabled, set up the appropriate addr_masks for
1782 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
1783 -mpower9-dform-scalar, instead of -mpower9-dform.
1784 (rs6000_option_override_internal): Split -mpower9-dform into two
1785 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
1786 -mpower9-dform switch sets or clears both. If we are not using
1787 the LRA register allocator, do not enable -mpower9-dform-vector by
1788 default. If we are using LRA, enable -mpower9-dform-vector and
1789 -mvsx-timode if it is appropriate. Issue a warning if either
1790 -mpower9-dform-vector or -mvsx-timode are explicitly used without
1792 (quad_address_offset_p): New helper function to return if the
1793 offset is legal for quad word memory instructions.
1794 (quad_address_p): New function to determin if GPR or vector
1795 register quad word memory addresses are legal.
1796 (mem_operand_gpr): Validate quad word address offsets.
1797 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
1798 d-form (register + offset) instructions.
1799 (offsettable_ok_by_alignment): Likewise.
1800 (rs6000_legitimate_offset_address_p): Likewise.
1801 (legitimate_lo_sum_address_p): Likewise.
1802 (rs6000_legitimize_address): Likewise.
1803 (rs6000_legitimize_reload_address): Add more debug statements for
1805 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
1806 d-form instructions.
1807 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
1808 d-form instructions. Distinguish different cases in debug
1809 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
1810 d-form instructions.
1811 (rs6000_preferred_reload_class): Likewise.
1812 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
1813 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
1814 of the ISA 2.06 indexed memory instructions.
1815 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
1816 use them to save/restore the saved vector registers instead of
1817 using Altivec instructions.
1818 (rs6000_emit_epilogue): Likewise.
1819 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
1820 (rs6000_opt_masks): Split -mpower9-dform into
1821 -mpower9-dform-scalar and -mpower9-dform-vector.
1822 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
1824 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
1825 ISA 3.0 vector indexed memory instructions, and fold the code into
1826 the normal mov<mode> patterns.
1827 (p9_vecstore_<mode>): Likewise.
1828 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
1830 (vsx_movti_64bit): Likewise.
1831 (vsx_movti_32bit): Likewise.
1832 * config/rs6000/constraints.md (wO constraint): New constraint for
1833 ISA 3.0 vector d-form support.
1834 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
1835 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
1836 include -mpower9-dform-vector until we switch over to LRA.
1837 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
1838 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1839 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
1840 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1841 for -mpower9-dform and -mlra.
1842 * doc/md.texi (wO constraint): Document wO constraint.
1844 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
1846 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
1847 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
1848 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
1849 Move handling of non-insn arguments inline into the sole user:
1850 (output_trans_func): ...here.
1851 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
1852 in emitted function prototype.
1853 (output_internal_insn_latency_func): Ditto. Simplify.
1854 (output_internal_maximal_insn_latency_func): Ditto. Delete
1855 always-unused argument.
1856 (output_insn_latency_func): Ditto.
1857 (output_maximal_insn_latency_func): Ditto.
1859 2016-05-11 Richard Biener <rguenther@suse.de>
1861 PR tree-optimization/71055
1862 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
1863 sth with precision not equal to access size verify we don't chop
1866 2016-05-11 Richard Biener <rguenther@suse.de>
1869 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
1870 (dwarf2out_finish): Move retry_incomplete_types call ...
1871 (dwarf2out_early_finish): ... here.
1873 2016-05-11 Richard Biener <rguenther@suse.de>
1876 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
1877 if the langhook insists on it.
1878 * fold-const.c (make_bit_field_ref): Add arg for the original
1879 reference and preserve its alias-set.
1880 (decode_field_reference): Take exp by reference and adjust it
1881 to the original memory reference.
1882 (optimize_bit_field_compare): Adjust callers.
1883 (fold_truth_andor_1): Likewise.
1884 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
1886 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
1889 * cfgrtl.h (delete_insn_and_edges): Now return bool.
1890 * cfgrtl.c (delete_insn_and_edges): Likewise.
1891 * config/i386/i386.c (convert_scalars_to_vector): Remove
1893 * cse.c (cse_insn): Compute cse_cfg_altered.
1894 (delete_trivially_dead_insns): Likewise.
1895 (cse_cc_succs): Likewise.
1896 (rest_of_handle_cse): Free dominance info if required.
1897 (rest_of_handle_cse2): Likewise.
1898 (rest_of_handle_cse_after_global_opts): Likewise.
1900 2016-05-11 Alan Modra <amodra@gmail.com>
1902 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
1903 abi_v4_pass_in_fpr): New functions.
1904 (rs6000_function_arg_boundary): Exclude complex IBM long double
1905 from 64-bit alignment when ABI_V4.
1906 (rs6000_function_arg, rs6000_function_arg_advance_1,
1907 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
1909 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
1911 PR rtl-optimization/71028
1912 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
1913 jump with just a return in the fallthrough block if the branch
1914 block contains just a return as well.
1916 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
1918 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
1919 * match.pd ((X & Y) ^ Y): ... this.
1920 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
1921 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
1923 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1925 * read-md.c (require_char_ws): New function.
1926 (read_string): Simplify using require_char_ws.
1927 (handle_constants): Likewise.
1928 (handle_enum): Likewise.
1929 (handle_file): Likewise.
1930 * read-md.h (require_char_ws): New declaration.
1931 * read-rtl.c (read_conditions): Simplify using require_char_ws.
1932 (read_mapping): Likewise.
1933 (read_rtx_code): Likewise.
1934 (read_nested_rtx): Likewise.
1936 2016-05-10 James Norris <jnorris@codesourcery.com>
1938 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
1939 if offloading is enabled and -fopenacc or -fopenmp is specified.
1940 (CRTOFFLOADEND): Likewise.
1941 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
1942 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
1944 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
1946 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
1947 gotoff_operand code paths. Use copy_to_suggested_regs and
1948 expand_simple_binop where appropriate. Cleanup.
1950 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1953 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
1955 (dimode_scalar_chain::vector_const_cost): New.
1956 (dimode_scalar_chain::compute_convert_gain): Handle constants.
1957 (dimode_scalar_chain::convert_op): Likewise.
1958 (dimode_scalar_chain::convert_insn): Likewise.
1960 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1962 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
1963 unary operation, not a binary one.
1965 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1968 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
1969 calls with type casted fndecl.
1971 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1973 PR tree-optimization/70786
1974 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
1975 * calls.c (initialize_argument_information): Bind bounds
1976 with corresponding args passed by reference.
1978 2016-05-10 Jakub Jelinek <jakub@redhat.com>
1981 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
1982 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
1983 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
1986 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1989 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
1990 code for a zero scale factor.
1991 (vsx_xvcvdpuxds_scale): Likewise.
1993 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1995 * diagnostic-show-locus.c (layout::layout): Call show_ruler
1996 if show_ruler_p was set on the context.
1997 (layout::show_ruler): New method.
1998 * diagnostic.h (struct diagnostic_context): Add field
2001 2016-05-10 Richard Biener <rguenther@suse.de>
2003 PR tree-optimization/71039
2004 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
2005 (chk_uses): New function.
2006 (propagate_with_phi): Verify we can safely replicate the lhs of an
2007 aggregate assignment on all incoming edges.
2009 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
2011 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
2013 (rx_atomic_sequence): New class.
2014 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
2015 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
2017 (rx_atomic_sequence::rx_atomic_sequence,
2018 rx_atomic_sequence::~rx_atomic_sequence): New functions.
2019 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
2020 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
2021 CTRLREG_INTB): New constants.
2022 (FETCHOP): New code iterator.
2023 (fethcop_name, fetchop_name2): New iterator code attributes.
2024 (QIHI): New mode iterator.
2025 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
2026 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
2027 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2029 2016-05-10 Martin Liska <mliska@suse.cz>
2031 * tree-inline.c (remap_dependence_clique): Do not remap
2032 debugging statements.
2034 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2036 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2037 ("*fixuns_truncdfdi2_z13")
2038 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2039 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2040 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2042 2016-05-10 Richard Biener <rguenther@suse.de>
2044 PR tree-optimization/70497
2045 PR tree-optimization/28367
2046 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2048 (visit_reference_op_load): ... here.
2049 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2050 with simplified BIT_FIELD_REFs.
2051 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2052 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2055 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2057 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2058 documentation comment. For BLOCK nodes, add a
2059 DW_AT_abstract_origin attribute that points to the DIE generated
2060 for the origin BLOCK.
2061 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2062 blocks from inlined functions.
2064 2016-05-10 Alan Modra <amodra@gmail.com>
2067 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2068 regrename modifying insns saving lr before __morestack call.
2069 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2070 insns restoring lr after __morestack call.
2072 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2074 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2075 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2077 * config/i386/sse.md (vec_interleave_high<mode>,
2078 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2079 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2081 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2083 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2084 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2085 parallel reassociation for power8 and forward.
2087 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2089 * config/i386/i386.md (absneg splitters with general regs): Use
2090 general_reg_operand predicate.
2091 (btsq peephole2): Use x86_64_immediate_operand to check if new
2092 value is suitable for immediate operand. Generate emitted insn
2093 using RTL expressions.
2094 (btcq peephole2): Ditto.
2095 (btrq peephole2): Ditto. Generate correct immediate operand
2098 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2100 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2103 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2105 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2106 pointer dereference.
2108 2016-05-09 Richard Biener <rguenther@suse.de>
2110 PR tree-optimization/70985
2111 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2112 op0 isn't a gimple register.
2114 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2116 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2117 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2118 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2119 (i6400_fpu_mult): New cpu units.
2120 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2121 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2122 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2123 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2124 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2125 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2126 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2127 (i6400_msa_long_float4, i6400_msa_long_float5)
2128 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2129 (i6400_msa_fdiv_sf): New reservations.
2130 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2131 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2132 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2133 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2134 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2135 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2136 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2137 (msa_short_store4, msa_long_load, msa_short_store)
2138 (msa_long_logic, msa_long_float2, msa_long_float4)
2139 (msa_long_float5, msa_long_float8, msa_long_mult)
2140 (msa_long_fdiv, msa_long_div): New reservations.
2142 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2143 Sameera Deshpande <sameera.deshpande@imgtec.com>
2144 Matthew Fortune <matthew.fortune@imgtec.com>
2145 Graham Stott <graham.stott@imgtec.com>
2146 Chao-ying Fu <chao-ying.fu@imgtec.com>
2148 * config.gcc: Add MSA header file for mips*-*-* target.
2149 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2150 (Ubv8i, Urv8): New constraints.
2151 * config/mips/mips-ftypes.def: Add function types for MSA
2153 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2154 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2155 * config/mips/mips-msa.md: New file.
2156 * config/mips/mips-protos.h
2157 (mips_split_128bit_const_insns): New prototype.
2158 (mips_msa_idiv_insns): Likewise.
2159 (mips_split_128bit_move): Likewise.
2160 (mips_split_128bit_move_p): Likewise.
2161 (mips_split_msa_copy_d): Likewise.
2162 (mips_split_msa_insert_d): Likewise.
2163 (mips_split_msa_fill_d): Likewise.
2164 (mips_expand_msa_branch): Likewise.
2165 (mips_const_vector_same_val_p): Likewise.
2166 (mips_const_vector_same_bytes_p): Likewise.
2167 (mips_const_vector_same_int_p): Likewise.
2168 (mips_const_vector_shuffle_set_p): Likewise.
2169 (mips_const_vector_bitimm_set_p): Likewise.
2170 (mips_const_vector_bitimm_clr_p): Likewise.
2171 (mips_msa_vec_parallel_const_half): Likewise.
2172 (mips_msa_output_division): Likewise.
2173 (mips_ldst_scaled_shift): Likewise.
2174 (mips_expand_vec_cond_expr): Likewise.
2175 * config/mips/mips.c (enum mips_builtin_type): Add
2176 MIPS_BUILTIN_MSA_TEST_BRANCH.
2177 (mips_gen_const_int_vector_shuffle): New prototype.
2178 (mips_const_vector_bitimm_set_p): New function.
2179 (mips_const_vector_bitimm_clr_p): Likewise.
2180 (mips_const_vector_same_val_p): Likewise.
2181 (mips_const_vector_same_bytes_p): Likewise.
2182 (mips_const_vector_same_int_p): Likewise.
2183 (mips_const_vector_shuffle_set_p): Likewise.
2184 (mips_symbol_insns): Forbid loading symbols via immediate for
2186 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2188 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2190 (mips_lx_address_p): Add support load indexed address for MSA.
2191 (mips_address_insns): Add calculation of instructions needed for
2192 stores and loads for MSA.
2193 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2194 CONST_VECTOR for MSA and let it fall through.
2195 (mips_ldst_scaled_shift): New function.
2196 (mips_subword_at_byte): Likewise.
2197 (mips_msa_idiv_insns): Likewise.
2198 (mips_legitimize_move): Validate MSA moves.
2199 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2200 calculation of costs for MSA division.
2201 (mips_split_move_p): Check if MSA moves need splitting.
2202 (mips_split_move): Split MSA moves if necessary.
2203 (mips_split_128bit_move_p): New function.
2204 (mips_split_128bit_move): Likewise.
2205 (mips_split_msa_copy_d): Likewise.
2206 (mips_split_msa_insert_d): Likewise.
2207 (mips_split_msa_fill_d): Likewise.
2208 (mips_output_move): Handle MSA moves.
2209 (mips_expand_msa_branch): New function.
2210 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2211 Reinstate 'y' modifier.
2212 (mips_file_start): Add MSA .gnu_attribute.
2213 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2215 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2216 (mips_class_max_nregs): Add register size for MSA supported mode.
2217 (mips_cannot_change_mode_class): Allow conversion between MSA
2218 vector modes and TImode.
2219 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2221 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2222 (mips_preferred_simd_mode): Add preffered modes for MSA.
2223 (mips_vector_mode_supported_p): Add MSA supported modes.
2224 (mips_autovectorize_vector_sizes): New function.
2225 (mips_msa_output_division): Likewise.
2226 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2227 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2228 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2229 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2230 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2231 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2232 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2233 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2234 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2235 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2236 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2237 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2238 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2239 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2240 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2241 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2242 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2243 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2244 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2245 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2246 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2247 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2248 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2249 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2250 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2251 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2252 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2253 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2254 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2255 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2256 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2257 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2258 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2259 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2260 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2261 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2262 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2263 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2264 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2265 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2266 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2267 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2268 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2269 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2270 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2271 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2272 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2273 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2274 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2275 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2276 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2277 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2278 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2279 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2280 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2281 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2282 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2283 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2284 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2285 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2286 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2287 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2288 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2289 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2290 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2291 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2292 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2293 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2294 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2295 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2296 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2297 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2298 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2299 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2300 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2301 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2302 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2303 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2304 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2305 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2306 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2307 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2308 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2309 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2310 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2311 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2312 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2313 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2314 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2315 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2316 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2317 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2318 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2319 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2320 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2321 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2322 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2323 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2324 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2325 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2326 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2327 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2328 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2329 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2330 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2331 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2332 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2333 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2334 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2335 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2336 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2337 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2338 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2339 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2340 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2341 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2342 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2343 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2344 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2345 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2346 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2347 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2348 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2349 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2350 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2351 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2352 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2353 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2354 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2355 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2356 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2357 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2358 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2359 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2360 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2361 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2362 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2363 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2364 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2365 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2366 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2367 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2368 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2369 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2370 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2371 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2372 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2373 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2374 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2375 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2376 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2378 (mips_get_builtin_decl_index): New array.
2379 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2380 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2381 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2382 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2383 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2385 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2387 (mips_expand_builtin_insn): Prepare operands for
2388 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2389 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2390 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2391 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2392 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2393 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2394 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2395 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2396 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2397 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2398 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2399 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
2400 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
2401 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
2402 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
2403 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
2404 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
2405 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
2406 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
2407 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
2408 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
2409 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
2410 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
2411 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
2412 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
2413 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
2414 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
2415 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
2416 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
2417 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
2418 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
2419 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
2420 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
2421 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
2422 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
2423 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
2424 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
2425 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
2426 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
2427 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
2428 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
2429 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
2430 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
2431 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
2432 These are set implicitly and an error is reported if overridden.
2433 (mips_expand_builtin_msa_test_branch): New function.
2434 (mips_expand_msa_shuffle): Likewise.
2435 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
2436 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
2437 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
2438 (mips_expand_vec_unpack): Add support for MSA.
2439 (mips_expand_vector_init): Likewise.
2440 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
2441 instead of const0_rtx.
2442 (mips_msa_vec_parallel_const_half): New function.
2443 (mips_gen_const_int_vector): Likewise.
2444 (mips_gen_const_int_vector_shuffle): Likewise.
2445 (mips_expand_msa_cmp): Likewise.
2446 (mips_expand_vec_cond_expr): Likewise.
2447 * config/mips/mips.h
2448 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
2449 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
2451 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
2452 (ISA_HAS_MSA): New macro.
2453 (UNITS_PER_MSA_REG): Likewise.
2454 (BITS_PER_MSA_REG): Likewise.
2455 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
2456 (MSA_REG_FIRST): New macro.
2457 (MSA_REG_LAST): Likewise.
2458 (MSA_REG_NUM): Likewise.
2459 (MSA_REG_P): Likewise.
2460 (MSA_REG_RTX_P): Likewise.
2461 (MSA_SUPPORTED_MODE_P): Likewise.
2462 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
2463 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
2464 * config/mips/mips.md: Include mips-msa.md.
2465 (alu_type): Add simd_add.
2466 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
2467 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
2468 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
2469 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
2470 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
2471 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
2472 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
2473 simd_move, simd_load, simd_store. Choose "multi" for moves
2475 (qword_mode): New attribute.
2476 (insn_count): Add instruction count for quad moves.
2477 Increase the count for MIPS SIMD division.
2478 (UNITMODE): Add UNITMODEs for vector types.
2479 (addsub): New code iterator.
2480 * config/mips/mips.opt (mmsa): New option.
2481 * config/mips/msa.h: New file.
2482 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
2484 * config/mips/mti-linux.h: Likewise.
2485 * config/mips/predicates.md
2486 (const_msa_branch_operand): New constraint.
2487 (const_uimm3_operand): Likewise.
2488 (const_uimm4_operand): Likewise.
2489 (const_uimm5_operand): Likewise.
2490 (const_uimm8_operand): Likewise.
2491 (const_imm5_operand): Likewise.
2492 (aq10b_operand): Likewise.
2493 (aq10h_operand): Likewise.
2494 (aq10w_operand): Likewise.
2495 (aq10d_operand): Likewise.
2496 (const_m1_operand): Likewise.
2497 (reg_or_m1_operand): Likewise.
2498 (const_exp_2_operand): Likewise.
2499 (const_exp_4_operand): Likewise.
2500 (const_exp_8_operand): Likewise.
2501 (const_exp_16_operand): Likewise.
2502 (const_vector_same_val_operand): Likewise.
2503 (const_vector_same_simm5_operand): Likewise.
2504 (const_vector_same_uimm5_operand): Likewise.
2505 (const_vector_same_uimm6_operand): Likewise.
2506 (const_vector_same_uimm8_operand): Likewise.
2507 (par_const_vector_shf_set_operand): Likewise.
2508 (reg_or_vector_same_val_operand): Likewise.
2509 (reg_or_vector_same_simm5_operand): Likewise.
2510 (reg_or_vector_same_uimm6_operand): Likewise.
2511 * doc/extend.texi (MIPS SIMD Architecture Functions): New
2513 * doc/invoke.texi (-mmsa): Document new option.
2515 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2517 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
2518 * configure: Regenerate.
2519 * config.in: Regenerate.
2520 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
2522 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
2523 (ENDFILE_VTV_SPEC): Define.
2525 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
2527 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
2528 registers in all interrupt handlers if necessary.
2529 (rl78_option_override): Add warning.
2530 (MUST_SAVE_MDUC_REGISTERS): New macro.
2531 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
2532 * config/rl78/rl78.c (check_mduc_usage): New function.
2533 (mduc_regs): New structure to hold MDUC register data.
2534 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
2535 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
2536 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
2537 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
2538 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
2539 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
2541 2016-05-09 Bin Cheng <bin.cheng@arm.com>
2543 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
2544 (tree-ssa-loop-niter.h): Ditto.
2545 (idx_within_array_bound, ref_within_array_bound): New functions.
2546 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
2547 Factor out check on writable base object to ...
2548 (base_object_writable): ... here.
2550 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2552 * config/arm/arm.md (probe_stack): Add modes to set source
2555 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
2557 * regrename.c (base_reg_class_for_rename): New static function.
2558 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
2560 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
2562 * cgraph.c (thunk_adjust): Export.
2563 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
2564 * cgraphunit.c (thunk_adjust): Export.
2565 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
2567 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
2569 * tree-inline.c (expand_call_inline): Expand thunks inline.
2571 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
2574 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
2575 (*sse2_vd_cvtss2sd): Ditto.
2576 * config/i386/i386.md
2577 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
2578 Generate *sse2_vd_cvtsd2ss pattern.
2579 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
2580 Generate *sse2_vd_cvtss2sd pattern.
2582 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2584 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
2585 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
2588 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2590 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
2591 * config/sh/sh.c: Define and declare variables on first use throughout
2593 (current_function_interrupt): Change to bool type.
2594 (frame_insn): Rename to emit_frame_insn and update users.
2595 (push_regs): Use bool for 'interrupt_handler' argument.
2596 (save_schedule_s): Remove.
2597 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
2598 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
2599 targetm.asm_out.unaligned_op.di.
2600 (gen_far_branch): Remove redundant forward declaration.
2601 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
2602 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
2603 (sh_set_return_address, sh_function_ok_for_sibcall,
2604 scavenge_reg): Update comments.
2605 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
2606 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
2607 (sh_attr_renesas_p): Remove unnecessary parentheses.
2608 (branch_dest): Simplify.
2609 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
2610 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
2611 (CUMULATIVE_ARGS): Change macro to typedef.
2612 (current_function_interrupt): Change to bool type.
2613 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
2614 Surround with __cplusplus ifdef.
2615 (sh_compare_op0, sh_compare_op1): Remove.
2616 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
2618 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
2620 * config/arm/arm.md: (arch): Add neon.
2621 (arch_enabled): Return yes for arch neon when TARGET_NEON.
2622 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
2623 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
2624 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
2625 attributes for alt renumbering. Mark alt 3 as non-predicable.
2626 (thumb2_movdf_vfp): Likewise.
2628 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
2630 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
2631 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
2632 (*andqi_1): Add preferred_for_speed attribute to disparage
2633 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
2634 (*<code>qi_1): Ditto.
2635 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
2636 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
2637 (*ashlqi3_1): Ditto.
2638 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
2639 Add preferred_for_size attribute to disparage alternative 0 and
2640 preferred_for_speed attribute to disparage alternative 1 for
2641 TARGET_PARTIAL_REG_STALL targets.
2643 2016-05-07 Tom de Vries <tom@codesourcery.com>
2645 PR tree-optimization/70956
2646 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
2649 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
2651 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
2652 * config/sh/sh.c (sh_cbranch_distance): Implement it.
2653 * config/sh/sh.md (branch_zero): Remove define_attr.
2654 (define_delay): Disable delay slot if branch distance is one insn.
2656 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2658 * config/i386/i386.md (LEAMODE): New mode attribute.
2659 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
2660 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
2661 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
2662 operand 2 predicate.
2663 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
2664 (*lea<mode>_general_3): Ditto.
2665 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
2667 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2669 * genmddump.c (main): Convert argv from char ** to const char **.
2671 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2673 * coretypes.h (OVERRIDE): New macro.
2676 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
2678 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
2679 allow coalescing if the types are compatible.
2681 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2683 * pass_manager.h (pass_manager::register_pass_name): New method.
2684 (pass_manager::get_pass_by_name): New method.
2685 (pass_manager::create_pass_tab): New method.
2686 (pass_manager::m_name_to_pass_map): New field.
2687 * passes.c (name_to_pass_map): Delete global in favor of field
2688 "m_name_to_pass_map" of pass_manager.
2689 (register_pass_name): Rename from a function to...
2690 (pass_manager::register_pass_name): ...this method, updating
2691 for renaming of global "name_to_pass_map" to field
2692 "m_name_to_pass_map".
2693 (create_pass_tab): Rename from a function to...
2694 (pass_manager::create_pass_tab): ...this method, updating
2695 for renaming of global "name_to_pass_map" to field.
2696 (get_pass_by_name): Rename from a function to...
2697 (pass_manager::get_pass_by_name): ...this method.
2698 (enable_disable_pass): Convert use of get_pass_by_name to
2699 a method call, locating the pass_manager singleton.
2701 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2703 * genattr-common.c (main): Convert argv from char ** to const char **.
2704 * genattr.c (main): Likewise.
2705 * genattrtab.c (main): Likewise.
2706 * genautomata.c (initiate_automaton_gen): Likewise.
2708 * gencodes.c (main): Likewise.
2709 * genconditions.c (main): Likewise.
2710 * genconfig.c (main): Likewise.
2711 * genconstants.c (main): Likewise.
2712 * genemit.c (main): Likewise.
2713 * genenums.c (main): Likewise.
2714 * genextract.c (main): Likewise.
2715 * genflags.c (main): Likewise.
2716 * genmddeps.c (main): Likewise.
2717 * genopinit.c (main): Likewise.
2718 * genoutput.c (main): Likewise.
2719 * genpeep.c (main): Likewise.
2720 * genpreds.c (main): Likewise.
2721 * genrecog.c (main): Likewise.
2722 * gensupport.c (init_rtx_reader_args_cb): Likewise.
2723 (init_rtx_reader_args): Likewise.
2724 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2725 (init_rtx_reader_args): Likewise.
2726 * gentarget-def.c (main): Likewise.
2727 * read-md.c (read_md_files): Likewise.
2728 * read-md.h (read_md_files): Likewise.
2730 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2732 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
2733 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
2734 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
2735 Remove unused predicate.
2736 (register_and_not_fp_reg_operand): Ditto.
2738 2016-05-06 Martin Liska <mliska@suse.cz>
2740 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
2741 instead of vec as the vector is local to the function.
2743 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2745 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
2746 avx512bw alternative.
2748 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
2749 before the ashr<mode>3 pattern.
2751 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): 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 (*vec_extractv4sf_0, *sse4_1_extractps,
2756 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
2757 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
2758 in vex or maybe_vex alternatives, use maybe_evex instead of vex
2761 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
2762 v instead of x in vex or maybe_vex alternatives, use
2763 maybe_evex instead of vex in prefix.
2765 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
2766 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
2767 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
2768 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
2769 alternatives, use maybe_evex instead of vex in prefix.
2771 * config/i386/sse.md (vec_interleave_lowv4sf,
2772 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
2773 v instead of x in vex or maybe_vex alternatives, use
2774 maybe_evex instead of vex in prefix.
2776 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
2777 v instead of x in vex or maybe_vex alternatives, use
2778 maybe_evex instead of vex in prefix.
2780 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
2781 v constraint instead of x.
2783 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
2785 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
2786 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
2789 2016-05-06 Richard Biener <rguenther@suse.de>
2791 PR tree-optimization/70948
2792 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2793 Properly clobber all fields of va_list for __builtin_va_start.
2795 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2798 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
2799 loop latch destination.
2801 2016-05-06 Martin Liska <mliska@suse.cz>
2803 * tree-ssa-uninit.c: Apply manual changes
2804 to the GNU coding style.
2805 (prune_uninit_phi_opnds): Rename from
2806 prune_uninit_phi_opnds_in_unrealizable_paths.
2808 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2810 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
2811 mspace): Remove deprecated options.
2812 * doc/invoke.texi (SH options): Remove -mspace.
2814 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2816 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
2818 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2820 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
2821 corresponding combine split pattern.
2823 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2826 * config/sh/predicates.md (long_displacement_mem_operand): New.
2827 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
2828 Add movi20, movi20s alternatives. Adjust length attribute for
2830 (movsi_ie): Allow for any FPU. Adjust length attribute for
2832 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
2833 attribute for alternatives.
2834 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
2835 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
2836 length attribute for alternatives.
2838 2016-05-06 Richard Biener <rguenther@suse.de>
2840 PR tree-optimization/70960
2841 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
2843 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2846 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
2847 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
2849 2016-05-06 Marek Polacek <polacek@redhat.com>
2852 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
2854 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2857 * config/sh/sh.md (*rotcr): Add another variant.
2859 2016-05-06 Richard Biener <rguenther@suse.de>
2862 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
2864 2016-05-06 Richard Biener <rguenther@suse.de>
2867 * fold-const.c (split_tree): Always convert to the original type
2870 2016-05-06 Richard Biener <rguenther@suse.de>
2872 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
2873 (fwprop_addr): Likewise.
2875 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2878 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
2880 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
2881 * config/i386/i386.md (push mem splitter): Use find_constant_src in
2882 the splitter condition.
2883 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
2884 the splitter condition.
2885 (FP float_extend load splitter): Ditto.
2887 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
2889 * config/i386/i386.md (peehole2 patterns): Change true_regnum
2890 to REGNO in all peephole2 patterns.
2891 (post-reload splitters): Change true_regnum to REGNO in
2892 post-reload splitters.
2893 (zero_extend splitters): Use general_reg_operand and
2894 nonimmediate_gr_operand predicates.
2896 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2898 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
2899 v constraint instead of x.
2901 2016-05-05 Alan Modra <amodra@gmail.com>
2904 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
2905 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
2906 TARGET_NO_FP_IN_TOC for -mrelocatable.
2907 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
2908 TARGET_RELOCATABLE test.
2909 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2910 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2911 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2912 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2913 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2914 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2915 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2916 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2917 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
2918 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2920 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
2921 (rs6000_stack_info): Likewise.
2922 (rs6000_elf_asm_out_constructor): Likewise.
2923 (rs6000_elf_asm_out_destructor): Likewise.
2924 (rs6000_elf_declare_function_name): Likewise.
2925 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
2926 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
2929 2016-05-05 Alan Modra <amodra@gmail.com>
2931 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
2933 2016-05-05 Alan Modra <amodra@gmail.com>
2935 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
2936 out-of-line gpr restore for one or two regs if that would add
2939 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
2942 * config/i386/i386.md
2943 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
2944 Change to post-epilogue_completed late splitter. Use sse_reg_operand
2945 as operand 0 predicate.
2946 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
2948 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
2949 Ditto. Emit the pattern using RTX.
2951 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
2952 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
2953 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
2954 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
2956 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
2957 sse_reg_operand as operand 0 predicate.
2959 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
2960 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
2961 instead of gen_rtx_REG.
2962 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
2965 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2967 * function.c (emit_use_return_register_into_block): Delete.
2968 (gen_return_pattern): Delete.
2969 (emit_return_into_block): Delete.
2970 (active_insn_between): Delete.
2971 (convert_jumps_to_returns): Delete.
2972 (emit_return_for_exit): Delete.
2973 (thread_prologue_and_epilogue_insns): Delete all code dealing with
2974 simple_return for shrink-wrapped blocks.
2975 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
2976 end of blocks that need one.
2977 (get_unconverted_simple_return): Delete.
2978 (convert_to_simple_return): Delete.
2979 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
2980 (convert_to_simple_return): Ditto.
2982 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2984 * cfgcleanup.c (bb_is_just_return): New function.
2985 (try_optimize_cfg): Simplify jumps to return, branches to return,
2986 and branches around return.
2988 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2990 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
2993 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2997 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
2998 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
2999 assert flags & OEP_HASH_CHECK, instead of asserting it
3000 never happens. Handle TARGET_EXPR.
3001 * fold-const.c (operand_equal_p): For hash verification,
3002 or in OEP_HASH_CHECK into flags.
3004 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
3006 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
3008 (compute_samebase_partition_bases): Fix typo.
3010 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3012 * config/i386/sse.md (vec_interleave_highv8sf,
3013 vec_interleave_lowv8sf, vec_interleave_highv4df,
3014 vec_interleave_lowv4df): Remove constraints from expanders.
3016 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
3018 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3020 * tree-inline.c (expand_call_inline): Fix path dealing with
3021 making lhs of call statement undefined.
3023 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3025 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
3026 Check availability on NODE, too.
3027 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
3028 (cgraph_node::call_for_symbol_and_aliases): Likewise.
3029 (varpool_node::call_for_symbol_and_aliase): Likewise.
3030 * ipa-pure-const.c (add_new_function): Analyze all bodies.
3031 (propagate_pure_const): Propagate across interposable functions, too.
3032 (skip_function_for_local_pure_const): Do not skip interposable bodies
3034 (pass_local_pure_const::execute): Update.
3036 2016-05-04 Marek Polacek <polacek@redhat.com>
3038 * doc/invoke.texi: Document -Wdangling-else.
3040 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3042 * config.gcc: Error out when conflicting multilib is detected. Do not
3043 loop over multilibs since no combination is legal.
3045 2016-05-04 Alan Modra <amodra@gmail.com>
3047 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3048 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3049 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3052 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3054 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3055 Clean up p5600 comments.
3057 2016-05-04 Richard Biener <rguenther@suse.de>
3059 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3060 constructor simplifications.
3061 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3063 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3065 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3066 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3067 result.set_rtx is null instead of aborting.
3068 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3070 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3071 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3072 *mov<mode>_store_postinc): New patterns.
3074 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3076 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3077 as commutative. Check both conversions are NOP.
3078 ((A & B) OP (C & B)): Remove.
3080 2016-05-04 Alan Modra <amodra@gmail.com>
3082 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3084 2016-05-04 Alan Modra <amodra@gmail.com>
3087 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3088 when cr2,3,4 are all fixed regs.
3090 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3092 PR rtl-optimization/57193
3093 * opts.c (default_options_table): Revert OPT_frename_registers change.
3094 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3096 2016-05-03 Martin Sebor <msebor@redhat.com>
3099 * builtins.c (fold_builtin_FILE): New function.
3100 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3101 (fold_builtin_0): Call them.
3102 * gimplify.c (gimplify_call_expr): Remove the handling of
3103 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3106 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3107 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3111 * doc/extend.texi (Function Names as Strings): Update __func__,
3112 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3115 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3116 Richard Biener <rguenther@suse.de>
3118 PR tree-optimization/70916
3119 * tree-if-conv.c: Include cfganal.h.
3120 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3121 and remove_fake_exit_edges around the optimization pass.
3123 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3125 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3126 (cgraph_edge::make_direct): Likewise.
3127 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3128 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3129 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3130 (CIF_THUNK): New code.
3131 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3132 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3133 (compute_inline_parameters): Set inline_failed for thunks.
3134 (inline_analyze_function): Cleanup.
3135 * ipa-inline.c (can_inline_edge_p): Do not deal with
3136 call_stmt_cannot_inline_p.
3137 (can_early_inline_edge_p): Likewise.
3138 (early_inliner): Initialize inline_failed.
3139 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3141 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3143 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3144 from nonimm_ssenomem_operand.
3145 (nonimm_ssenomem_operand): New predicate.
3146 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3147 as operand 0 predicate.
3148 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3149 Disable unsupported alternatives using "enabled" attribute.
3150 Use register_ssemem_operand as operand 0 predicate.
3151 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3153 2016-05-03 Marek Polacek <polacek@redhat.com>
3156 * input.c (expansion_point_location): New function.
3157 * input.h (expansion_point_location): Declare.
3159 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3161 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3162 occurence with frame_offset_ ones.
3164 2016-05-03 Alan Modra <amodra@gmail.com>
3166 PR rtl-optimization/70890
3167 * ira.c (combine_and_move_insns): When moving def_insn, remove
3170 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3172 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3173 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3174 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3175 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3177 2016-05-03 Alan Modra <amodra@gmail.com>
3179 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3180 for SAVE_MULTIPLE/STORE_MULTIPLE.
3182 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3184 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3185 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3187 2016-05-03 Richard Biener <rguenther@suse.de>
3189 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3191 (gimplify_arg): Likewise.
3192 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3193 re-writing the result to a decl if required.
3194 (internal_get_tmp_var): Add allow_ssa parameter
3195 and override into_ssa with it.
3196 (get_formal_tmp_var): Adjust.
3197 (get_initialized_tmp_var): Add allow_ssa parameter.
3198 (gimplify_arg): Add allow_ssa parameter and avoid generating
3199 SSA names for the result false.
3200 (gimplify_call_expr): If the call may return twice do not
3201 gimplify parameters into SSA.
3202 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3203 (gimplify_modify_expr): Adjust assert. For noreturn calls
3204 with a SSA name LHS adjust its def.
3205 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3206 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3207 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3208 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3209 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3210 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3211 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3212 (optimize_target_teams): Do not allow SSA names for clause operands.
3213 (gimplify_expr): Likewise for where we mark the result addressable.
3214 * passes.def (pass_init_datastructures): Remove.
3215 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3216 (rewrite_stmt): Likewise.
3217 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3218 (replace_locals_op): Replace SSA names.
3219 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3220 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3221 * cgraph.c (release_function_body): Free CFG annotations only
3222 when we have a CFG. Simplify.
3223 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3224 force_gimple_operand instead of get_initialized_tmp_var.
3225 * tree-pass.h (make_pass_init_datastructures): Remove.
3226 * tree-ssa.c (execute_init_datastructures): Remove.
3227 (pass_data_init_datastructures): Likewise.
3228 (class pass_init_datastructures): Likewise.
3229 (make_pass_init_datastructures): Likewise.
3230 * omp-low.c (create_omp_child_function): Init SSA data structures.
3231 (grid_expand_target_grid_body): Likewise.
3232 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3233 name before adding it to names_to_release.
3234 (remove_bb): Always release SSA defs.
3235 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3236 before dereferencing it.
3237 * cgraphunit.c (init_lowered_empty_function): Always
3238 int SSA data structures.
3239 * tree-ssanames.c (release_defs): Remove assert that we are in
3241 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3243 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3244 Uros Bizjak <ubizjak@gmail.com>
3246 PR rtl-optimization/70467
3247 * config/i386/predicates.md (x86_64_hilo_int_operand,
3248 x86_64_hilo_general_operand): New predicates.
3249 * config/i386/constraints.md (Wd): New constraint.
3250 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3251 (general_hilo_operand): New mode attr.
3252 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3253 instead of <general_operand>.
3254 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3255 x86_64_hilo_general_operand instead of <general_operand>.
3257 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3259 PR tree-optimization/70916
3260 * tree-if-conv.c (constant_or_ssa_name): Removed.
3261 (fold_build_cond_expr): Use is_gimple_val instead of
3262 constant_or_ssa_name.
3264 PR tree-optimization/70916
3265 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3266 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3269 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3270 (optimize_atomic_bit_test_and): New function.
3271 (pass_fold_builtins::execute): Use it.
3272 * optabs.def (atomic_bit_test_and_set_optab,
3273 atomic_bit_test_and_complement_optab,
3274 atomic_bit_test_and_reset_optab): New optabs.
3275 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3276 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3277 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3278 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3279 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3280 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3281 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3282 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3283 atomic_bit_test_and_complement@var{mode},
3284 atomic_bit_test_and_reset@var{mode}): Document.
3285 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3286 atomic_bit_test_and_complement<mode>,
3287 atomic_bit_test_and_reset<mode>): New expanders.
3288 (atomic_bit_test_and_set<mode>_1,
3289 atomic_bit_test_and_complement<mode>_1,
3290 atomic_bit_test_and_reset<mode>_1): New insns.
3292 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3294 PR rtl-optimization/70687
3295 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3296 instead of unsigned HOST_WIDE_INT.
3298 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3300 PR rtl-optimization/44281
3301 * hard-reg-set.h (struct target_hard_regs): New field
3302 x_fixed_nonglobal_reg_set.
3303 (fixed_nonglobal_reg_set): New macro.
3304 * reginfo.c (init_reg_sets_1): Initialize it.
3305 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3307 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3309 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3311 PR tree-optimization/56541
3312 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3313 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3314 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3315 (any_complicated_phi): new static variable.
3316 (aggressive_if_conv): delete.
3317 (if_convertible_phi_p): support phis with more than two arguments.
3318 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3319 critical pred edges.
3320 (ifcvt_split_critical_edges): support phis with more than two
3321 arguments by checking new parameter. only split critical edges
3323 (tree_if_conversion): handle simd pragma marked loop using new
3324 local variable aggressive_if_conv. check any_complicated_phi.
3326 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3328 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3331 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3333 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3336 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3338 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3339 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3340 define_insn_and_split.
3341 (mulsi3_i): New define_insn_and_split.
3342 (mulsi3_call): Convert to define_insn.
3343 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3346 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3348 * machmode.h (mode_complex): Add support to give the complex mode
3350 (GET_MODE_COMPLEX_MODE): Likewise.
3351 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3352 stored by build_complex_type and gfc_build_complex_type instead of
3353 trying to figure out the appropriate mode based on the size. Raise
3354 an assertion error, if the type was not set.
3355 * genmodes.c (struct mode_data): Add field for the complex type of
3357 (blank_mode): Likewise.
3358 (make_complex_modes): Remember the complex mode created in the
3360 (emit_mode_complex): Write out the mode_complex array to map a
3361 type mode to the complex version.
3362 (emit_insn_modes_c): Likewise.
3363 * tree.c (build_complex_type): Set the complex type to use before
3364 calling layout_type.
3365 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3366 support for __float128 complex datatypes.
3367 (rs6000_hard_regno_mode_ok): Likewise.
3368 (rs6000_setup_reg_addr_masks): Likewise.
3369 (rs6000_complex_function_value): Likewise.
3370 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3371 __float128 and __ibm128 complex.
3372 (FLOAT128_IBM_P): Likewise.
3373 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3374 * doc/extend.texi (Additional Floating Types): Document that
3375 -mfloat128 must be used to enable __float128. Document complex
3376 __float128 and __ibm128 support.
3378 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3381 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3382 char/short arguments promoted to int because of promote_prototypes.
3384 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3386 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3387 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3388 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3389 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3390 alternatives using "enabled" attribute. Use register_ssemem_operand
3391 as operand 1 predicate.
3392 (*cmpi<unord>xf_i387): Split XFmode pattern from
3393 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3394 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3395 *absneg<mode>2_i387. Disable unsupported alternatives using
3396 "enabled" attribute.
3397 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3399 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3401 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
3403 (oacc_loop_process): Check mask for loop termination.
3405 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3407 * cif-code.def (CIF_THUNK): Add.
3408 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
3411 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3413 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
3414 (dump_inline_summary): Dump it.
3415 (fp_expression_p): New predicate.
3416 (estimate_function_body_sizes): Use it.
3417 (inline_merge_summary): Merge fp_expressions.
3418 (inline_read_section): Read fp_expressions.
3419 (inline_write_summary): Write fp_expressions.
3420 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
3421 codegen boundary if either caller or callee is !fp_expressions.
3422 * ipa-inline.h (inline_summary): Add fp_expressions.
3423 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
3424 to fp_expressions be sure the fp generation flags are updated.
3426 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3428 PR rtl-optimization/70467
3429 * cse.c (cse_insn): Handle no-op MEM moves after folding.
3431 PR rtl-optimization/70467
3432 * ipa-pure-const.c (check_call): Handle internal calls even in
3433 ipa mode like in local mode.
3435 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3437 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
3439 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3441 * match.pd (X u< X, X u> X): New transformations.
3443 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3445 * flag-types.h (enum warn_strict_overflow_code): Move ...
3446 * coretypes.h: ... here.
3447 * fold-const.h (fold_overflow_warning): Declare.
3448 * fold-const.c (fold_overflow_warning): Make non-static.
3449 (fold_comparison): Move the transformation of X +- C1 CMP C2
3450 into X CMP C2 -+ C1 ...
3451 * match.pd: ... here.
3452 * gimple-fold.c (fold_stmt_1): Protect with
3453 fold_defer_overflow_warnings.
3455 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3457 * omp-low.c (struct oacc_loop): Add 'inner' field.
3458 (new_oacc_loop_raw): Initialize it to zero.
3459 (oacc_loop_fixed_partitions): Initialize it.
3460 (oacc_loop_auto_partitions): Partition outermost loop to outermost
3461 available partitioning.
3463 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3465 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
3467 (umulsidi3): Likewise.
3468 (indirect_jump): Fix jump instruction assembly patterns.
3470 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
3473 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3474 (nvptx_function_value): Assert non-NULL cfun.
3476 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3478 PR rtl-optimization/70886
3479 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
3481 * cselib.h (rtx_equal_for_cselib_1): Declare.
3482 (rtx_equal_for_cselib_p: New inline function.
3483 * cselib.c (rtx_equal_for_cselib_p): Delete.
3484 (rtx_equal_for_cselib_1): Make public.
3486 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3488 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3489 (register_mixssei387nonimm_operand): Remove predicate.
3490 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3491 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3492 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3493 for TARGET_MIX_SSE_I387 alternatives.
3494 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3495 Disable unsupported alternatives using "enabled" attribute. Use
3496 nonimm_ssenomem_operand as operand 1 predicate. Also check
3497 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3499 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3501 * tree.c (cst_and_fits_in_hwi): Simplify.
3503 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3505 * tree.h (wi::to_wide): New function.
3506 * expr.c (expand_expr_real_1): Use wi::to_wide.
3507 * fold-const.c (int_const_binop_1): Likewise.
3508 (extract_muldiv_1): Likewise.
3510 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3512 * wide-int.h: Update offset_int and widest_int documentation.
3513 (WI_SIGNED_SHIFT_RESULT): New macro.
3514 (wi::binary_shift): Define signed_shift_result_type for
3515 shifts on offset_int- and widest_int-like types.
3516 (generic_wide_int): Support <<= and >>= if << and >> are supported.
3517 * tree.h (int_bit_position): Use shift operators instead of wi::
3519 * alias.c (adjust_offset_for_component_ref): Likewise.
3520 * expr.c (get_inner_reference): Likewise.
3521 * fold-const.c (fold_comparison): Likewise.
3522 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
3523 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
3524 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3525 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
3526 (stmt_kills_ref_p): Likewise.
3527 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
3528 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
3529 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3530 (ao_ref_init_from_vn_reference): Likewise.
3532 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3534 * wide-int.h: Update offset_int and widest_int documentation.
3535 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
3536 (wi::binary_traits): Allow ordered comparisons between offset_int and
3537 offset_int, between widest_int and widest_int, and between either
3538 of these types and basic C types.
3539 (operator <, <=, >, >=): Define for the same combinations.
3540 * tree.h (tree_int_cst_lt): Use comparison operators instead
3541 of wi:: comparisons.
3542 (tree_int_cst_le): Likewise.
3543 * gimple-fold.c (fold_array_ctor_reference): Likewise.
3544 (fold_nonarray_ctor_reference): Likewise.
3545 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
3546 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
3547 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
3548 * tree-sra.c (completely_scalarize): Likewise.
3549 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
3550 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
3551 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
3552 (check_for_binary_op_overflow): Likewise.
3553 (search_for_addr_array): Likewise.
3554 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
3556 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3558 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
3559 (arc_save_restore): Likewise.
3560 (arc_dwarf_register_span): Likewise.
3561 (arc_output_pic_addr_const): Initialize suffix variable.
3563 2016-05-02 Martin Liska <mliska@suse.cz>
3565 * symbol-summary.h (function_summary::function_summary):
3566 Remove checking assert for all cgraph nodes.
3567 (function_summary::get): Check summary_uid.
3568 (symtab_insertion): Check summary_uid.
3570 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3572 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
3573 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
3575 (arc_dwarf_register_span): Remove enum keyword.
3576 (compact_memory_operand_p): New function.
3577 * config/arc/arc.h (reg_class): Add code density register classes.
3578 (REG_CLASS_NAMES): Likewise.
3579 (REG_CLASS_CONTENTS): Likewise.
3580 * config/arc/arc.md (*movqi_insn): Add code density instructions.
3581 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
3582 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
3583 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
3584 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
3586 (h, Rcd, Rsd, Rzd): New register constraints.
3587 (T): Use compact_memory_operand_p function.
3588 * config/arc/predicates.md (compact_load_memory_operand): Remove.
3590 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3592 * config/sh/sh.md (*negnegt, *movtt): Remove.
3594 2016-05-02 Marek Polacek <polacek@redhat.com>
3595 Tom de Vries <tom@codesourcery.com>
3597 PR tree-optimization/70700
3598 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
3599 bigger than FIRST_REF_NODE.
3601 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3604 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
3606 (prepare_cbranch_operands): Don't use scratch register. Assume that
3607 function is used when pseudos can be created.
3608 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
3609 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
3610 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
3611 define_expand. Allow it only when pseudos can be created.
3612 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
3614 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
3616 * config/i386/constraints.md (BC): Only allow -1 operands.
3617 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
3618 Add "enabled" attribute. Update XI mode attribute calculation.
3619 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
3620 (*movoi_internal_avx): Update XI mode attribute calculation.
3621 (*movti_internal): Ditto.
3623 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3625 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
3626 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
3628 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
3630 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
3631 statement on instruction code. Remove trailing spaces.
3632 (altivec_expand_stv_builtin): Likewise.
3634 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3636 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
3637 (TARGET_FPU_DOUBLE): Simplify.
3638 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
3639 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
3640 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
3641 with 'TARGET_FPU_DOUBLE'.
3642 * config/sh/sh.md: Likewise.
3644 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
3646 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
3647 SH_DIV_STR_FOR_SIZE): Remove.
3648 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
3649 SH_DIV_STR_FOR_SIZE): Remove.
3651 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3653 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
3654 logical_reg_operand): Delete.
3655 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
3656 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
3657 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
3658 match_operand and match_test.
3659 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
3660 variables on their first use. Return bool values.
3661 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
3662 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
3663 arith_reg_operand for input operand. Remove empty constraints.
3665 (*xorsi3_compact): Rename to xorsi3.
3666 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
3667 (*zero_extend<mode>si2_disp_mem): Update comment.
3670 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3672 * config/sh/t-sh: Remove SH5 support.
3673 * config.gcc: Likewise.
3674 * configure: Likewise.
3676 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3678 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
3680 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3682 * config/sh/sh.c (register_sh_passes, sh_option_override,
3683 sh_print_operand, prepare_move_operands,
3684 sh_can_follow_jump): Remove TARGET_SH1 checks.
3685 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
3686 PROMOTE_MODE): Likewise.
3687 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
3690 2016-04-30 Alan Modra <amodra@gmail.com>
3692 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
3693 restoring when fixed_reg_p, but allow out-of-line or stmw save.
3694 Check for user regs later to avoid unnecessary looping over regs.
3695 Merge user reg check with non-saved reg check. Don't force
3696 inline VR restore when static chain used.
3697 (rs6000_frame_related): Omit eh_frame info for user regs when
3699 (fixed_regs_p): Delete.
3701 2016-04-30 Alan Modra <amodra@gmail.com>
3703 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
3704 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
3707 2016-04-30 Alan Modra <amodra@gmail.com>
3710 * config/rs6000/rs6000.c (fixed_reg_p): New function.
3711 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
3714 2016-04-30 Alan Modra <amodra@gmail.com>
3716 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3717 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
3718 flag_pic test for Darwin.
3720 2016-04-30 Alan Modra <amodra@gmail.com>
3722 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
3723 throw_calls_crossed.
3724 (REG_FREQ_CALLS_CROSSED): Delete.
3725 (REG_N_THROWING_CALLS_CROSSED): Delete.
3726 * regstat.c (regstat_bb_compute_ri): Don't calculate
3727 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
3728 (dump_reg_info): Don't print call cross frequency.
3729 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
3730 and REG_N_THROWING_CALLS_CROSSED.
3732 2016-04-30 Alan Modra <amodra@gmail.com>
3734 * regs.h (struct reg_info_t): Delete live_length.
3735 (REG_LIVE_LENGTH): Delete macro.
3736 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
3737 local_live, local_processed and local_live_last_luid params.
3738 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
3740 (regstat_compute_ri): Adjust for above. Don't set
3742 (dump_reg_info): Don't print live length.
3743 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
3744 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
3745 Localize loop_depth var.
3747 2016-04-30 Alan Modra <amodra@gmail.com>
3749 * ira.c (enum valid_equiv): New.
3750 (validate_equiv_mem): Return enum.
3751 (update_equiv_mem): Create replacement in more cases.
3752 (add_store_equivs): Update validate_equiv_mem call.
3754 2016-04-30 Alan Modra <amodra@gmail.com>
3756 * ira.c (combine_and_move_insns): Rather than scanning insns,
3757 use DF infrastucture to find use and def insns.
3759 2016-04-30 Alan Modra <amodra@gmail.com>
3761 ira.c (combine_and_move_insns): Move invariant conditions..
3762 (ira.c): ..to here. Call combine_and_move_insns before
3763 add_store_equivs. Call grow_reg_equivs later. Allocate
3764 req_equiv later using max_reg_num() rather than global max_regno.
3765 (contains_replace_regs): Delete.
3766 (add_store_equivs): Remove contains_replace_regs test.
3768 2016-04-30 Alan Modra <amodra@gmail.com>
3770 * ira.c (struct equiv_mem_data): New.
3771 (equiv_mem, equiv_mem_modified): Delete static vars.
3772 (validate_equiv_mem_from_store): Use "data" param to communicate..
3773 (validate_equiv_mem): ..from here.
3775 2016-04-30 Alan Modra <amodra@gmail.com>
3777 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
3779 (update_reg_equivs): ..here. Move allocation and freeing of
3780 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
3781 end_alias_analysis to..
3784 2016-04-30 Alan Modra <amodra@gmail.com>
3786 * ira.c (pdx_subregs): Delete.
3787 (struct equivalence): Add pdx_subregs field.
3788 (set_paradoxical_subreg): Remove pdx_subregs param. Update
3790 (update_equiv_regs): Don't create or free pdx_subregs. Update
3793 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3795 * config/rs6000/altivec.h: Change definitions of vec_xl and
3797 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
3798 (LD_ELEMREV_V2DI): New.
3799 (LD_ELEMREV_V4SF): New.
3800 (LD_ELEMREV_V4SI): New.
3801 (LD_ELEMREV_V8HI): New.
3802 (LD_ELEMREV_V16QI): New.
3803 (ST_ELEMREV_V2DF): New.
3804 (ST_ELEMREV_V2DI): New.
3805 (ST_ELEMREV_V4SF): New.
3806 (ST_ELEMREV_V4SI): New.
3807 (ST_ELEMREV_V8HI): New.
3808 (ST_ELEMREV_V16QI): New.
3811 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3812 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
3813 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
3814 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
3815 (altivec_expand_builtin): Add handling for
3816 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
3817 (rs6000_invalid_builtin): Add error-checking for
3818 RS6000_BTM_P9_VECTOR.
3819 (altivec_init_builtins): Define builtins used to implement vec_xl
3821 (rs6000_builtin_mask_names): Define power9-vector.
3822 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
3823 (RS6000_BTM_P9_VECTOR): Define.
3824 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
3825 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
3826 (vsx_ld_elemrev_v2df): Likewise.
3827 (vsx_ld_elemrev_v4sf): Likewise.
3828 (vsx_ld_elemrev_v4si): Likewise.
3829 (vsx_ld_elemrev_v8hi): Likewise.
3830 (vsx_ld_elemrev_v16qi): Likewise.
3831 (vsx_st_elemrev_v2df): Likewise.
3832 (vsx_st_elemrev_v2di): Likewise.
3833 (vsx_st_elemrev_v4sf): Likewise.
3834 (vsx_st_elemrev_v4si): Likewise.
3835 (vsx_st_elemrev_v8hi): Likewise.
3836 (vsx_st_elemrev_v16qi): Likewise.
3837 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
3840 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
3842 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
3844 (simplify_control_stmt_condition_1): ... here. Recurse into
3845 BIT_AND_EXPRs and BIT_IOR_EXPRs.
3847 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
3850 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
3851 (zero_extendqi<mode>2_dot): Revert earlier conversion from
3852 define_insn_and_split to define_insn.
3853 (zero_extendqi<mode>2_dot2): Same.
3854 (extendqi<mode>2_dot): Same.
3855 (extendqi<mode>2_dot2): Same.
3857 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3859 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
3860 (probe_stack): New expander.
3861 (probe_stack_<mode>): New insn pattern.
3863 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3865 * config/i386/i386.md
3866 (operations with memory inputs setting flags peephole2):
3867 Remove uneeded REG_P checks. Cleanup pattern generation.
3869 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
3871 * tree-vect-loop.c (vect_transform_loop): Fix
3872 nb_iterations_upper_bound computation for vectorized loop.
3874 2016-04-29 Marek Polacek <polacek@redhat.com>
3875 Jakub Jelinek <jakub@redhat.com>
3878 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
3879 TARGET_EXPR_SLOT as a base.
3881 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
3883 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
3884 with 'rCm2' constraints to limit possible immediate size.
3885 (*load_zeroextendqisi_update): Likewise.
3886 (*load_signextendqisi_update): Likewise.
3887 (*loadhi_update): Likewise.
3888 (*load_zeroextendhisi_update): Likewise.
3889 (*load_signextendhisi_update): Likewise.
3890 (*loadsi_update): Likewise.
3891 (*loadsf_update): Likewise.
3893 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3895 * config/i386/predicates.md (constm1_operand): Fix comparison.
3897 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3899 * testsuite/gcc.target/arc/ieee_eq.c: New test.
3901 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
3903 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
3904 remaining SH5 related settings.
3905 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
3906 shmedia_prepare_call_address): Delete.
3907 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
3908 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
3909 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
3910 UNSUPPORTED_SH2A): Remove m5 checks.
3911 (sh_divide_strategy_e): Remove SH5 division strategies.
3912 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
3913 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
3915 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
3917 * config/s390/s390.c (s390_rtx_costs): Update documentation.
3919 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3921 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
3922 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
3924 * config/s390/vector.md ("mov<mode>"): Likewise.
3926 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
3928 * config/s390/constraints.md ("U", "W"): Invoke
3929 s390_mem_constraint with "ZR" and "ZT".
3930 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
3931 addresses when using LRA. Accept also short displacements for S
3932 and T constraints. Do not check for long displacement target for
3933 S and T constraints.
3934 (s390_mem_constraint): Remove handling of U and W constraints.
3935 * config/s390/s390.md (various patterns): Remove the short
3936 displacement constraints (Q and R) if a long displacement
3937 constraint is present. Add longdisp as required CPU capability.
3938 * config/s390/vector.md: Likewise.
3939 * config/s390/vx-builtins.md: Likewise.
3941 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3944 * reload1.c (reload): Call finish_spills before
3945 restarting reload loop. Skip select_reload_regs
3946 if update_eliminables_and_spill returns true.
3948 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3950 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
3951 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
3952 (umulhisi3_imm): Update predicates and constraint letters.
3953 (umulhisi3_reg): Declare instruction as commutative.
3954 * config/arc/constraints.md (J12, J16): New constraints.
3955 * config/arc/predicates.md (short_unsigned_const_operand): New
3957 (arc_short_operand): Likewise.
3958 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
3960 2016-04-29 Richard Biener <rguenther@suse.de>
3962 PR tree-optimization/13962
3963 PR tree-optimization/65686
3964 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
3965 * tree-ssa-alias.c (ptrs_compare_unequal): New function
3966 using PTA to compare pointers.
3967 * match.pd: Add pattern for pointer equality compare simplification
3968 using ptrs_compare_unequal.
3970 2016-04-29 Richard Biener <rguenther@suse.de>
3972 * stor-layout.c (layout_type): Do not build a pointer-to-element
3975 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3977 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
3978 Use SWI mode iterator. Use general_reg_operand predicate.
3979 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
3980 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
3983 2016-04-29 Jakub Jelinek <jakub@redhat.com>
3986 * fold-const.c (operand_equal_p): Don't verify hash value equality
3988 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
3991 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3994 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
3995 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
3996 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
3997 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
3998 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
4000 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4002 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
4003 to info. Don't initialize separate fields to 0. Clean up
4006 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4008 * config/i386/i386.md (peephole2s for operations with memory inputs):
4009 Use SWI mode iterator.
4010 (peephole2s for operations with memory outputs): Ditto.
4011 Do not check for stack checking probe.
4013 (probe_stack): Remove expander.
4015 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4016 Andrew Burgess <andrew.burgess@embecosm.com>
4018 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
4019 operands as 32-bits.
4021 2016-04-28 Jason Merrill <jason@redhat.com>
4023 * gdbinit.in: Skip line-map.h.
4025 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4026 Andrew Burgess <andrew.burgess@embecosm.com>
4028 * config/arc/arc.c (arc_conditional_register_usage): Take
4029 TARGET_RRQ_CLASS into account.
4030 (arc_print_operand): Support printing 'p' and 's' operands.
4031 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
4033 (TARGET_RRQ_CLASS): Define.
4034 (IS_POWEROF2_OR_0_P): Define.
4035 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4037 (*tst_movb): New define_insn.
4038 (*tst): Avoid recognition if it could prevent '*tst_movb'
4039 combination; replace c/CnL with c/Chs alternative.
4040 (*tst_bitfield_tst): New define_insn.
4041 (*tst_bitfield_asr): New define_insn.
4042 (*tst_bitfield): New define_insn.
4043 (andsi3_i): Add Rrq variant.
4044 (extzv): New define_expand.
4045 (insv): New define_expand.
4046 (*insv_i): New define_insn.
4047 (*movb): New define_insn.
4048 (*movb_signed): New define_insn.
4049 (*movb_high): New define_insn.
4050 (*movb_high_signed): New define_insn.
4051 (*movb_high_signed + 1): New define_split pattern.
4052 (*mrgb): New define_insn.
4053 (*mrgb + 1): New define_peephole2 pattern.
4054 (*mrgb + 2): New define_peephole2 pattern.
4055 * config/arc/arc.opt (mbitops): New option for nps400, uses
4056 TARGET_NPS_BITOPS_DEFAULT.
4057 * config/arc/constraints.md (q): Make register class conditional.
4058 (Rrq): New register constraint.
4059 (Chs): New constraint.
4060 (Clo): New constraint.
4061 (Chi): New constraint.
4062 (Cbf): New constraint.
4063 (Cbn): New constraint.
4064 (C18): New constraint.
4065 (Cbi): New constraint.
4067 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4069 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4071 (bitmap_intersection_of_preds): Ditto.
4072 (bitmap_union_of_succs): Ditto.
4073 (bitmap_union_of_preds): Ditto.
4074 * sbitmap.c (do_popcount): Delete.
4075 (BITMAP_DEBUGGING): Delete.
4076 (sbitmap_verify_popcount): Delete.
4077 (sbitmap_alloc): Don't initialize the popcount field.
4078 (sbitmap_alloc_with_popcount): Delete.
4079 (sbitmap_resize): Don't resize the popcount array.
4080 (sbitmap_vector_alloc): Don't initialize the popcount field.
4081 (bitmap_copy): Don't copy the popcount array.
4082 (bitmap_clear): Don't clear the popcount array.
4083 (bitmap_clear): Delete the popcount array handling.
4084 (bitmap_ior_and_compl): Delete the popcount assert.
4085 (bitmap_not): Ditto.
4086 (bitmap_and_compl): Ditto.
4087 (bitmap_and): Delete the popcount array handling.
4088 (bitmap_xor): Ditto.
4089 (bitmap_ior): Ditto.
4090 (bitmap_or_and): Delete the popcount assert.
4091 (bitmap_and_or): Ditto.
4092 (popcount_table): Delete.
4093 (sbitmap_elt_popcount): Delete.
4094 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4095 (bitmap_set_bit): Delete the popcount assert.
4096 (bitmap_clear_bit): Ditto.
4097 (sbitmap_free): Don't free the popcount array.
4098 (sbitmap_alloc_with_popcount): Delete declaration.
4099 (sbitmap_popcount): Ditto.
4101 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4102 Andrew Burgess <andrew.burgess@embecosm.com>
4104 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4105 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4106 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4107 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4108 * config/arc/arc.opt (mcmem): New option.
4109 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4110 supply length for r/m alternative.
4111 (*extendqisi2_ac): Likewise.
4112 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4114 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4115 (movhi_insn): Likewise.
4116 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4117 (*zero_extendqihi2_i): Add r/Ucm alternative.
4118 (*zero_extendqisi2_ac): Likewise.
4119 (*zero_extendhisi2_i): Likewise.
4120 * config/arc/constraints.md (Uex): New memory constraint.
4121 (Ucm): New define_constraint.
4122 * config/arc/predicates.md (long_immediate_loadstore_operand):
4123 Return 0 for MEM with cmem_address address.
4124 (cmem_address_0): New predicates.
4125 (cmem_address_1): Likewise.
4126 (cmem_address_2): Likewise.
4127 (cmem_address): Likewise.
4129 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4131 * config/rs6000/rs6000.c (machine_function): Rename
4132 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4133 (rs6000_stack_info): Adjust.
4135 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4136 Andrew Burgess <andrew.burgess@embecosm.com>
4138 * config/arc/constraints.md (Usd): Convert to define_constraint.
4142 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4145 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4146 Add new peephole2 where the first insn is *mov<mode>_or instead of
4147 *mov<mode>_internal.
4149 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4151 * tracer.c (bb_seen): Make static.
4153 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4155 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4156 support, setup defaults.
4157 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4158 * config/arc/arc.c (arc_init): Add NPS400 support.
4159 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4160 (TARGET_ARC700): NPS400 is also an ARC700.
4161 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4163 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4166 * config/nds32/nds32.md (casesi): Don't access the operands array
4169 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4171 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4172 (or $-1,reg peephole2): Ditto.
4173 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4175 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4177 * doc/extend.texi (Common Function Attributes) [optimize]:
4178 Discourage use of the optimize attribute.
4180 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4182 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4183 special case builtin.
4184 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4185 ALTIVEC_BUILTIN_VEC_ADDE.
4186 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4187 support for ALTIVEC_BUILTIN_VEC_ADDE.
4188 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4189 for __builtin_vec_adde.
4191 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4193 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4194 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4196 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4199 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4200 attributes): Document cilkplus_runtime.
4202 2016-04-28 Martin Jambor <mjambor@suse.cz>
4204 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4205 this function. Call verify_expr on MEM_REFs and bases of other
4208 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4210 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4211 for WORD_REGISTER_OPERATIONS to runtime check.
4213 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4215 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4217 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4219 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4220 big-endian compilation.
4221 * config/arc/arc.md (addf3): Likewise.
4225 2016-04-28 Richard Biener <rguenther@suse.de>
4227 PR tree-optimization/70840
4228 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4229 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4230 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4231 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4233 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4235 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4236 and explain why in a comment.
4238 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4240 * config/arc/arc.md (cpu_facility): Add fpx variant.
4241 (subdf3): Prohibit use reverse sub when assist operations option
4243 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4244 instructions only when FPX is enabled.
4245 * testsuite/gcc.target/arc/trsub.c: New test.
4247 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4249 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4250 mult_operator when calculating "type" attribute.
4251 (*fop_<mode>_1_i387): Ditto.
4252 (*fop_xf_1_i387): Ditto.
4253 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4254 Use std::swap to swap operands. Use RTL expressions to generate
4257 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4258 Joern Rennecke <joern.rennecke@embecosm.com>
4260 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4262 (emit_pic_move): Remove.
4263 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4264 * config/arc/arc.c (emit_pic_move): Removed.
4265 (TARGET_HAVE_TLS): Define.
4266 (arc_conditional_register_usage): Test for arc_tp_regno.
4267 (arc_print_operand, arc_print_operand_address): Handle TLS
4269 (arc_needs_pcl_p): New function.
4270 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4271 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4272 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4273 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4274 (arc_legitimize_tls_address): Likewise.
4275 (DTPOFF_ZERO_SYM): Define.
4276 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4277 (arc_output_pic_addr_const): Print TLS unspecs.
4278 (prepare_pic_move): New function, replaces emit_pic_move.
4279 (arc_legitimate_constant_p): Handle TLS unspecs.
4280 (arc_legitimate_address_p): Likewise.
4281 (arc_rewrite_small_data_p): Use assert for TLS constants.
4282 (prepare_move_operands): Use prepare_pic_move.
4283 (arc_legitimize_address): Legitimize tls addresses.
4284 (arc_epilogue_uses): Check for arc_tp_regno.
4285 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4286 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4288 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4290 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4291 %(arc_tls_extra_start_spec).
4292 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4293 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4295 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4296 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4297 (UNSPEC_TLS_OFF): Add.
4299 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4300 (get_thread_pointersi): New patterns.
4301 * config/arc/arc.opt (mtp-regno): New option.
4302 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4303 (move_dest_operand): Likewise.
4304 * configure: Regenerate.
4305 * configure.ac: Add arc*-*-* case to test for tls.
4306 * doc/invoke.texi (ARC options): Document mtp-regno.
4308 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4310 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4311 the new ARC HS SIMD instructions.
4312 (arc_preferred_simd_mode): New function.
4313 (arc_autovectorize_vector_sizes): Likewise.
4314 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4315 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4316 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4317 (arc_init_builtins): Add new SIMD builtin types.
4318 (arc_split_move): Handle 64 bit vector moves.
4319 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4320 (TARGET_PLUS_QMACW): Define.
4321 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4322 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4323 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4324 (VSUBADD4H): New builtins.
4325 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4326 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4328 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4329 Matthias Klose <doko@debian.org>
4331 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4333 2016-04-28 Richard Biener <rguenther@suse.de>
4336 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4339 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4341 * common/config/sh/sh-common.c: Remove SH5 support.
4342 * config/sh/constraints.md: Likewise.
4343 * config/sh/config/sh/elf.h: Likewise.
4344 * config/sh/linux.h: Likewise.
4345 * config/sh/netbsd-elf.h: Likewise.
4346 * config/sh/predicates.md: Likewise.
4347 * config/sh/sh-c.c: Likewise.
4348 * config/sh/sh-protos.h: Likewise.
4349 * config/sh/sh.c: Likewise.
4350 * config/sh/sh.h: Likewise.
4351 * config/sh/sh.md: Likewise.
4352 * config/sh/sh.opt: Likewise.
4353 * config/sh/sync.md: Likewise.
4354 * config/sh/sh64.h: Delete.
4355 * config/sh/shmedia.h: Likewise.
4356 * config/sh/shmedia.md: Likewise.
4357 * config/sh/sshmedia.h: Likewise.
4358 * config/sh/t-netbsd-sh5-64: Likewise.
4359 * config/sh/t-sh64: Likewise.
4360 * config/sh/ushmedia.h: Likewise.
4362 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4364 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4365 general_reg_operand instead of register_operand predicate.
4367 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4369 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4371 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4373 * match.pd (A - B > A, A + B < A): New transformations.
4375 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4377 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4378 which defaults to true. Emit an outer pair of parentheses only if
4379 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4380 don't emit parentheses for the right-hand operand.
4382 2016-04-27 Jeff Law <law@redhat.com>
4384 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4386 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4388 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4389 (altivec_lvx_<mode>_internal): Document.
4390 (altivec_lvx_<mode>_2op): New define_insn.
4391 (altivec_lvx_<mode>_1op): Likewise.
4392 (altivec_lvx_<mode>_2op_si): Likewise.
4393 (altivec_lvx_<mode>_1op_si): Likewise.
4394 (altivec_stvx_<mode>): Remove.
4395 (altivec_stvx_<mode>_internal): Document.
4396 (altivec_stvx_<mode>_2op): New define_insn.
4397 (altivec_stvx_<mode>_1op): Likewise.
4398 (altivec_stvx_<mode>_2op_si): Likewise.
4399 (altivec_stvx_<mode>_1op_si): Likewise.
4400 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4401 Expand vec_ld and vec_st during parsing.
4402 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
4404 (altivec_expand_stvx_be): Likewise.
4405 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
4406 address-masking behavior in RTL.
4407 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
4408 address-masking behavior in RTL.
4409 (altivec_expand_builtin): Change builtin code arguments for calls
4410 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
4411 (insn_is_swappable_p): Avoid incorrect swap optimization in the
4412 presence of lvx/stvx patterns.
4413 (alignment_with_canonical_addr): New function.
4414 (alignment_mask): Likewise.
4415 (find_alignment_op): Likewise.
4416 (recombine_lvx_pattern): Likewise.
4417 (recombine_stvx_pattern): Likewise.
4418 (recombine_lvx_stvx_patterns): Likewise.
4419 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
4420 stvx patterns from expand.
4421 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
4423 (vector_altivec_store_<mode>): Likewise.
4425 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
4427 * config/aarch64/aarch64.md
4428 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
4429 remove the "fp" attributes.
4430 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
4431 add the "simd" attributes.
4432 (*movdf_aarch64): Likewise.
4433 (*movtf_aarch64): Remove the "fp" attributes.
4434 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
4435 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
4437 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4439 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
4440 rtx to rtx_code_label *.
4441 * rtl.h (maybe_set_first_label_num): Likewise.
4443 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4445 * df-core.c (df_add_problem): Make the problem param be const.
4446 (df_remove_problem): Make local "problem" be const.
4447 * df-problems.c (problem_RD): Make const.
4448 (problem_LR): Likewise.
4449 (problem_LIVE): Likewise.
4450 (problem_MIR): Likewise.
4451 (problem_CHAIN): Likewise.
4452 (problem_WORD_LR): Likewise.
4453 (problem_NOTE): Likewise.
4454 (problem_MD): Likewise.
4455 * df-scan.c (problem_SCAN): Likewise.
4456 * df.h (struct df_problem): Make field "dependent_problem" be
4458 (struct dataflow): Likewise for field "problem".
4459 (df_add_problem): Make param const.
4461 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4463 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
4464 inter-unit moves to/from vector registers are enabled. Do not disable
4467 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4469 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
4470 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
4472 (enum df_problem_id): ...this new enum.
4473 (struct df_problem): Convert field "id" from "int" to
4476 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4478 * rtl.def: Update comment for "things in the instruction chain" to
4479 reflect the removal of the leading "i" field for INSN_UID in
4480 r210360. Fix bogus apostrophe.
4482 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4484 * config/i386/i386.md
4485 (lea arith with mem operand + setcc peephole2): Set operator mode.
4487 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4490 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4491 (dimode_scalar_to_vector_candidate_p): This.
4492 (timode_scalar_to_vector_candidate_p): New function.
4493 (scalar_to_vector_candidate_p): Likewise.
4494 (timode_check_non_convertible_regs): Likewise.
4495 (timode_remove_non_convertible_regs): Likewise.
4496 (remove_non_convertible_regs): Likewise.
4497 (remove_non_convertible_regs): Renamed to ...
4498 (dimode_remove_non_convertible_regs): This.
4499 (scalar_chain::~scalar_chain): Make it virtual.
4500 (scalar_chain::compute_convert_gain): Make it pure virtual.
4501 (scalar_chain::mark_dual_mode_def): Likewise.
4502 (scalar_chain::convert_insn): Likewise.
4503 (scalar_chain::convert_registers): Likewise.
4504 (scalar_chain::add_to_queue): Make it protected.
4505 (scalar_chain::emit_conversion_insns): Likewise.
4506 (scalar_chain::replace_with_subreg): Likewise.
4507 (scalar_chain::replace_with_subreg_in_insn): Likewise.
4508 (scalar_chain::convert_op): Likewise.
4509 (scalar_chain::convert_reg): Likewise.
4510 (scalar_chain::make_vector_copies): Likewise.
4511 (scalar_chain::convert_registers): New pure virtual function.
4512 (class dimode_scalar_chain): New class.
4513 (class timode_scalar_chain): Likewise.
4514 (scalar_chain::mark_dual_mode_def): Renamed to ...
4515 (dimode_scalar_chain::mark_dual_mode_def): This.
4516 (timode_scalar_chain::mark_dual_mode_def): New function.
4517 (timode_scalar_chain::convert_insn): Likewise.
4518 (dimode_scalar_chain::convert_registers): Likewise.
4519 (scalar_chain::compute_convert_gain): Renamed to ...
4520 (dimode_scalar_chain::compute_convert_gain): This.
4521 (scalar_chain::replace_with_subreg): Renamed to ...
4522 (dimode_scalar_chain::replace_with_subreg): This.
4523 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
4524 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
4525 (scalar_chain::make_vector_copies): Renamed to ...
4526 (dimode_scalar_chain::make_vector_copies): This.
4527 (scalar_chain::convert_reg): Renamed to ...
4528 (dimode_scalar_chain::convert_reg ): This.
4529 (scalar_chain::convert_op): Renamed to ...
4530 (dimode_scalar_chain::convert_op): This.
4531 (scalar_chain::convert_insn): Renamed to ...
4532 (dimode_scalar_chain::convert_insn): This.
4533 (scalar_chain::convert): Call convert_registers.
4534 (convert_scalars_to_vector): Change to scalar_chain pointer to
4535 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
4536 in 32-bit mode. Delete scalar_chain pointer. Call
4537 free_dominance_info in 64-bit mode.
4538 (pass_stv::gate): Remove TARGET_64BIT check.
4539 (ix86_option_override): Put the 64-bit STV pass before the CSE
4542 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
4544 * dwarf2out.h (struct dw_loc_descr_node): Remove the
4545 dw_loc_frame_offset field.
4546 * dwarf2out.c (new_loc_descr): Likewise.
4547 (resolve_args_picking_1): Turn the VISITED hash set into a
4548 FRAME_OFFSET hash map. Use it to associate a frame offset to
4549 visited nodes. Remove uses of the CHECKING_P macro.
4550 (resolve_args_picking): Update call to resolve_args_picking_1.
4552 2016-04-27 Martin Liska <mliska@suse.cz>
4554 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
4555 (free_loop_data): Release vuses of groups.
4557 2016-04-27 Bin Cheng <bin.cheng@arm.com>
4559 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
4560 instead of redundant use_id and boolean have_use_for.
4561 (struct iv_use): Change sub_id into group_id. Remove field next.
4562 Move fields: related_cands, n_map_members, cost_map and selected
4564 (struct iv_group): ... here. New structure.
4565 (struct iv_common_cand): Use structure declaration directly.
4566 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
4567 (MAX_CONSIDERED_USES): Rename macro to ...
4568 (MAX_CONSIDERED_GROUPS): ... here.
4569 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
4570 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
4571 (dump_uses): Rename to ...
4572 (dump_groups): ... here. Update all uses.
4573 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
4574 (find_induction_variables): Refactor format of dump information.
4575 (record_sub_use): Delete.
4576 (record_use): Update all uses.
4577 (record_group): New function.
4578 (record_group_use, find_interesting_uses_op): Call above functions.
4580 (find_interesting_uses_cond): Ditto.
4581 (group_compare_offset): New function.
4582 (split_all_small_groups): Rename to ...
4583 (split_small_address_groups_p): ... here. Update all uses.
4584 (split_address_groups): Update all uses.
4585 (find_interesting_uses): Refactor format of dump information.
4586 (add_candidate_1): Update all uses. Remove redundant check on iv,
4588 (add_candidate, record_common_cand): Remove redundant assert.
4589 (add_iv_candidate_for_biv): Update use.
4590 (add_iv_candidate_derived_from_uses): Update all uses.
4591 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
4592 (alloc_use_cost_map): Ditto.
4593 (set_use_iv_cost, get_use_iv_cost): Rename to ...
4594 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
4595 (determine_use_iv_cost_generic): Ditto.
4596 (determine_group_iv_cost_generic): Ditto.
4597 (determine_use_iv_cost_address): Ditto.
4598 (determine_group_iv_cost_address): Ditto.
4599 (determine_use_iv_cost_condition): Ditto.
4600 (determine_group_iv_cost_cond): Ditto.
4601 (determine_use_iv_cost): Ditto.
4602 (determine_group_iv_cost): Ditto.
4603 (set_autoinc_for_original_candidates): Update all uses.
4604 (find_iv_candidates): Update all uses. Refactor dump information.
4605 (determine_use_iv_costs): Ditto.
4606 (determine_iv_costs): Ditto.
4607 (iv_ca_cand_for_use): Rename to ...
4608 (iv_ca_cand_for_group): ... here. Update all uses.
4609 (iv_ca_add_use, iv_ca_add_group): Ditto.
4610 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
4611 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
4612 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
4613 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
4614 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
4615 (create_new_iv, adjust_iv_update_pos): Ditto.
4616 (rewrite_use_address): Delete.
4617 (rewrite_use_address_1): Rename to ...
4618 (rewrite_use_address): ... here.
4619 (rewrite_use_compare): Update all uses.
4620 (rewrite_use): Delete.
4621 (rewrite_uses): Rename to ...
4622 (rewrite_groups): ... here. Update all uses.
4623 (remove_unused_ivs, free_loop_data): Update all uses.
4624 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
4626 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4628 * rtlanal.c (nonzero_bits1): Convert preprocessor check
4629 for WORD_REGISTER_OPERATIONS to runtime check.
4631 2016-04-27 Richard Biener <rguenther@suse.de>
4634 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
4635 aggregate_value_p to determine if a function result is
4636 returned by reference.
4637 (ipa_pta_execute): Functions having their address taken are
4638 not automatically nonlocal.
4640 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4643 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
4644 * fold-const.c (operand_equal_p): If flag_checking and
4645 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
4646 and if it returns non-zero, assert iterative_hash_expr on both
4649 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4651 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
4653 2016-04-27 Nick Clifton <nickc@redhat.com>
4656 * varasm.c (merge_weak): Generate an error if an attempt is made
4657 to convert a non-weak static function into a weak, public function.
4659 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4661 * params.def (MAX_PARTITION_SIZE): New param.
4662 * doc/invoke.texi: Document lto-max-partition.
4664 2016-04-27 Richard Biener <rguenther@suse.de>
4667 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
4668 function cummulating used_from_other_partition, externally_visible
4669 and force_output from aliases.
4670 (refered_from_nonlocal_var): Likewise.
4671 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
4672 node flags properly.
4674 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4676 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
4677 (-Wmemset-elt-size): New item.
4679 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
4682 * stor-layout.h (internal_reference_types): Delete.
4683 * stor-layout.c (reference_types_internal): Likewise.
4684 (internal_reference_types): Likewise.
4685 (layout_type) <REFERENCE_TYPE>: Adjust.
4687 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4690 * tree.h (inchash::add_expr): Add FLAGS argument.
4691 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
4692 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
4693 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
4694 Formatting fix. Adjust recursive calls. For tcc_comparison,
4695 if swap_tree_comparison (code) is smaller than code, hash that
4696 and arguments in the other order. Hash CONVERT_EXPR the same
4697 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
4698 of ADDR_EXPR of decl as the decl itself. Add or remove
4699 OEP_ADDRESS_OF from recursive flags as needed. For
4700 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
4701 operands commutatively and only the third one normally.
4702 For internal CALL_EXPR hash in CALL_EXPR_IFN.
4704 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
4706 * config/rtems.h (LIB_SPEC): Add -latomic.
4708 2016-04-27 Joel Sherrill <joel@rtems.org>
4710 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
4711 xilink.ld and flags not relevant to RTEMS.
4713 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
4715 * toplev.c (backend_init_target): Avoid calling init_reload when using
4718 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4720 * reorg.c (try_merge_delay_insns): Declare i and j inside the
4721 for loops rather than one for the whole function.
4723 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4725 * match.pd (X + CST CMP X): New transformation.
4727 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4729 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
4730 * fold-const.c (fold_binary_loc): Remove 2 transformations
4731 superseded by match.pd.
4732 * match.pd (x+x -> x*2): Generalize to integers.
4734 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
4736 * config/i386/i386.md (operation on memory peephole): Duplicate an
4737 existing peephole and adapt it to match lea rather than an operation
4740 PR rtl-optimization/57193
4741 * opts.c (default_options_table): Add OPT_frename_registers at -O2
4743 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
4745 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4747 * tree-if-conv.c (any_pred_load_store): New static variable.
4748 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
4749 any_pred_load_store instead of and_mask_load_store.
4750 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
4751 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
4752 (combine_blocks, tree_if_conversion): Ditto.
4754 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4756 PR tree-optimization/70771
4757 PR tree-optimization/70775
4758 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
4759 virtual PHI nodes. Delete parameter.
4760 (if_convertible_loop_p_1): Delete argument to above function.
4761 (predicate_all_scalar_phis): Delete code handling single-argument
4763 (tree_if_conversion): Mark and update virtual SSA.
4765 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4768 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
4769 (x86_elf_aligned_common): Rename to ...
4770 (x86_elf_aligned_decl_common): ... this.
4771 Add decl arg. Switch to .lbss for largecomm object. Use
4772 LARGECOMM_SECTION_ASM_OP.
4773 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
4775 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
4776 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
4778 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4779 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
4781 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4784 * config/i386/i386.c (SECTION_LARGE): Define.
4785 (x86_64_elf_select_section): Set it for large data/bss sections.
4786 Only clear SECTION_WRITE for .lrodata.
4787 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
4789 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
4790 * varasm.c (default_elf_asm_named_section): Grow flagchars.
4791 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
4793 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
4794 * doc/tm.texi: Regenerate.
4796 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4799 * configure.ac (--enable-checking): Document extra flag, for
4800 non-release builds default to --enable-checking=yes,extra.
4801 If misc checking and extra checking, define CHECKING_P to 2 instead
4803 * common.opt (fchecking=): Add.
4804 * doc/invoke.texi (-fchecking=): Document.
4805 * doc/install.texi: Document --enable-checking changes.
4806 * configure: Regenerated.
4807 * config.in: Regenerated.
4809 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4811 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
4812 attribute instead of which_alternative.
4813 * config/i386/sse.md (*mov<mode>_internal): Ditto.
4814 Use EXT_REX_SSE_REG_P where appropriate.
4816 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4818 * config/i386/predicates.md (const0_operand): Do not match
4819 const_wide_int code.
4820 (const1_operand): Ditto.
4822 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4824 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
4825 for SSE constm1 operands and TARGET_AVX512VL.
4826 (*movti_internal): Ditto.
4827 (*mov<mode>_or): Use constm1_operand predicate.
4828 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
4829 for SSE vector_all_ones operands and TARGET_AVX512VL.
4830 * config/i386/predicates.md (constm1_operand): New predicate.
4831 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
4832 emission of constant -1 load.
4834 2016-04-25 Jason Merrill <jason@redhat.com>
4836 * gdbinit.in: Skip is-a.h.
4838 * attribs.c (register_scoped_attributes): Fix logic.
4839 * attribs.h: Declare register_scoped_attributes.
4841 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4843 * config/rs6000/rs6000-builtin.def: Correct pasto error for
4844 stxvd2x and stxvw4x built-in functions.
4846 2016-04-25 DJ Delorie <dj@redhat.com>
4848 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
4849 (ashrhi3): Likewise.
4850 (lshrhi3): Likewise.
4852 2016-04-25 Richard Biener <rguenther@suse.de>
4854 PR tree-optimization/70780
4855 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
4857 (compute_antic): Mark blocks with abnormal preds as visited as
4858 they have a final empty antic-in solution already.
4860 2016-04-25 Michael Collison <michael.collison@linaro.org>
4862 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
4864 2016-04-25 Michael Collison <michael.collison@linaro.org>
4866 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
4867 mode is VQI to improve mixed mode vectorization.
4868 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
4869 define_insn to match low half of signed vaddw.
4870 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
4871 define_insn to match high half of signed vaddw.
4872 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
4873 define_insn to match low half of unsigned vaddw.
4874 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
4875 define_insn to match high half of unsigned vaddw.
4876 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
4877 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4878 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
4880 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4881 * config/arm/predicates.md (vect_par_constant_high): Support
4882 big endian and simplify by calling
4883 arm_simd_check_vect_par_cnst_half
4884 (vect_par_constant_low): Likewise.
4886 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4888 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
4889 predicate for operand 2.
4891 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
4892 H.J. Lu <hongjiu.lu@intel.com>
4894 * config/i386/i386-protos.h (standard_sse_constant_p): Add
4895 machine_mode argument.
4896 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
4897 constm1_rtx operands. For VOIDmode constants, get mode from
4898 pred_mode. Check mode size if the mode is supported by ABI.
4899 (standard_sse_constant_opcode): Do not use standard_constant_p.
4900 Strictly check ABI support for all-ones operands.
4901 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
4902 immediates. Update calls to standard_sse_constant_p.
4903 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
4904 (ix86_rtx_costs): Ditto.
4905 * config/i386/i386.md (*movxi_internal_avx512f): Use
4906 nonimmediate_or_sse_const_operand instead of vector_move_operand.
4907 Use (v,BC) alternative instead of (v,C). Use register_operand
4908 checks instead of MEM_P.
4909 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
4910 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
4911 isa attribute. Use register_operand checks instead of MEM_P.
4912 (*movti_internal): Use nonimmediate_or_sse_const_operand for
4913 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
4914 alternative and corresponding sse2 isa attribute.
4915 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
4916 to standard_sse_constant_p.
4917 (FP constant splitters): Ditto.
4918 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
4920 * config/i386/predicates.md (constm1_operand): Remove.
4921 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
4922 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
4923 vector_all_ones_operand instead of constm1_operand.
4925 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4927 * print-rtl.c (print_rtx_insn_vec): New function.
4928 * print-rtl.h: New prototype.
4929 * store-motion.c (struct st_expr): Make avail_stores a vector.
4930 (st_expr_entry): Adjust.
4931 (free_st_expr_entry): Likewise.
4932 (print_store_motion_mems): Likewise.
4933 (find_moveable_store): Likewise.
4934 (compute_store_table): Likewise.
4935 (delete_store): Likewise.
4936 (build_store_vectors): Likewise.
4938 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4940 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
4942 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4944 * vec.h (vec_safe_contains): New function.
4945 (vec::contains): Likewise.
4946 (vec::begin): Likewise.
4947 (vec::end): Likewise.
4949 2016-04-23 Jakub Jelinek <jakub@redhat.com>
4952 * cfgexpand.c (expand_stack_vars): Fix typo.
4954 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4956 * system.h (list, map, set, vector): Include conditionally.
4957 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
4958 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
4959 * ipa-icf.c (INCLUDE_LIST): Define.
4960 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
4961 * config/sh/sh.c (INCLUDE_VECTOR): Define.
4962 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
4963 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
4964 * cp/logic.cc (INCLUDE_LIST): Define.
4965 * fortran/trans-common.c (INCLUDE_MAP): Define.
4967 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4969 * auto-profile.c: Remove <string.h> include.
4970 * ipa-icf-gimple.c: Remove <list> include.
4971 * diagnostic.c: Remove <new> include.
4972 * genmatch.c: Likewise.
4973 * pretty-print.c: Likewise.
4974 * toplev.c: Likewise
4975 * c/c-objc-common.c: Likewise.
4976 * cp/error.c: Likewise.
4977 * fortran/error.c: Likewise.
4979 2016-04-22 Richard Biener <rguenther@suse.de>
4981 * lto-streamer-in.c (input_ssa_names): Do not allocate
4982 GIMPLE_NOP for all SSA names.
4983 * lto-streamer-out.c (output_ssa_names): Do not output
4984 SSA names that should have been released.
4986 2016-04-22 Richard Biener <rguenther@suse.de>
4988 PR tree-optimization/70740
4989 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
4992 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
4995 * config/i386/predicates.md (call_insn_operand): Replace
4996 sibcall_memory_operand with memory_operand.
4998 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
5000 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
5001 has_single_use() tests.
5002 (register_edge_assert_for_1): Likewise.
5003 (find_assert_locations_1): Check the liveness bitmap instead of
5004 checking has_single_use().
5006 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
5009 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
5010 Extract AVX-512BW constraint from AVX.
5012 2016-04-21 Richard Biener <rguenther@suse.de>
5014 PR tree-optimization/70725
5015 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
5016 for phi_convertible_by_degenerating_args.
5017 (predicate_all_scalar_phis): Handle single-argument PHIs.
5019 2016-04-21 Richard Biener <rguenther@suse.de>
5022 * fold-const.c (fold_comparison): Return properly typed
5025 2016-04-21 Bin Cheng <bin.cheng@arm.com>
5027 PR tree-optimization/70715
5028 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5029 after expanding BASE using expand_simple_operations.
5031 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5033 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
5034 New transformations.
5036 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5038 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5040 2016-04-20 Jan Hubicka <jh@suse.cz>
5042 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5043 ultiimate_alias_target.
5044 (update_callee_keys): Likewise.
5045 (lookup_recursive_calls): Likewise.
5046 (speculation_useful_p): Likewise.
5048 2016-04-20 Jan Hubicka <jh@suse.cz>
5051 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5052 (set_nothrow_flag_1): ... this; handle interposition correctly;
5053 recurse on aliases and thunks.
5054 (cgraph_node::set_nothrow_flag): New.
5055 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5056 functions compiled with non-call exceptions that binds to current
5058 (propagate_nothrow): Be safe WRT interposition.
5059 * cgraph.h (set_nothrow_flag): Update prototype.
5061 2016-04-18 Jan Hubicka <jh@suse.cz>
5063 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5064 max_loop_iterations_int.
5065 (tree_unswitch_outer_loop): Likewise.
5067 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5069 PR tree-optimization/69489
5070 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5071 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5072 Revise dump message.
5073 (if_convertible_bb_p): Remove check on edge count of basic block's
5076 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5078 PR tree-optimization/56625
5079 PR tree-optimization/69489
5080 * tree-data-ref.h (DR_INNERMOST): New macro.
5081 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5082 hashing struct innermost_loop_behavior.
5083 (ref_DR_map): Remove.
5084 (innermost_DR_map): New map.
5085 (baseref_DR_map): Revise comment.
5086 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5087 to innermost_DR_map accroding to its innermost loop behavior.
5088 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5089 to its innermost loop behavior.
5090 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5091 Add initialization for innermost_DR_map. Record memory reference
5092 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5093 have innermost loop behavior.
5094 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5097 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5099 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5100 *lea_general_1. Use explicit SWI12 mode interator.
5101 (*lea<mode>_general_2): Rename from *lea_general_2.
5102 Use explicit SWI12 mode interator.
5103 (*lea<mode>_general_3): Rename from *lea_general_3.
5104 Use explicit SWI12 mode interator.
5105 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5106 Use explicit SWI12 mode interator.
5107 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5108 Use explicit SWI48 mode interator.
5110 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5112 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5113 Short-cut unaligned load and store cases. Handle all integer
5115 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5116 and store cases. Call ix86_avx256_split_vector_move_misalign
5117 directly without checking mode class.
5119 2016-04-20 Andrew Pinski <apinski@cavium.com>
5120 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5123 * config/aarch64/aarch64.md (sibcall): Force call
5124 address to be DImode for ILP32.
5125 (sibcall_value): Likewise.
5127 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5129 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5131 2016-04-20 Richard Biener <rguenther@suse.de>
5133 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5134 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5135 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5136 (maybe_push_res_to_seq): Adjust.
5137 * gimple-fold.c (maybe_build_generic_op): Likewise.
5139 2016-04-20 Marek Polacek <polacek@redhat.com>
5141 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5144 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5146 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5147 use kmovw to support AVX512F target.
5149 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5151 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5153 2016-04-20 Marek Polacek <polacek@redhat.com>
5155 PR tree-optimization/70725
5156 * tree-if-conv.c (is_false_predicate): New function.
5157 (predicate_mem_writes): Use it.
5159 2016-04-20 Richard Biener <rguenther@suse.de>
5161 PR tree-optimization/70726
5162 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5163 shift amounts from a pattern stmt operand.
5165 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5168 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5169 stack_restore_from_fpr pattern when restoring r15.
5170 (s390_optimize_prologue): Strip away the memory barrier in the
5171 parallel when trying to get rid of restore insns.
5172 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5173 definition for loading the stack pointer from an FPR. Compared to
5174 the normal move insn this pattern includes a full memory barrier.
5176 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5179 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5180 implicitly linear or lastprivate iterator on the outer context.
5182 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5184 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5186 * config/i386/i386.md (ssememalign): Removed.
5187 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5189 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5192 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5193 const short * to __builtin_ia32_loaddquhi512_mask.
5194 (_mm512_maskz_loadu_epi16): Likewise.
5195 (_mm512_mask_storeu_epi16): Pass short * to
5196 __builtin_ia32_storedquhi512_mask.
5197 (_mm512_mask_loadu_epi8): Pass const char * to
5198 __builtin_ia32_loaddquqi512_mask.
5199 (_mm512_maskz_loadu_epi8): Likewise.
5200 (_mm512_mask_storeu_epi8): Pass char * to
5201 __builtin_ia32_storedquqi512_mask.
5202 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5203 const double * to __builtin_ia32_loadupd512_mask.
5204 (_mm512_mask_loadu_pd): Likewise.
5205 (_mm512_maskz_loadu_pd): Likewise.
5206 (_mm512_storeu_pd): Pass double * to
5207 __builtin_ia32_storeupd512_mask.
5208 (_mm512_mask_storeu_pd): Likewise.
5209 (_mm512_loadu_ps): Pass const float * to
5210 __builtin_ia32_loadups512_mask.
5211 (_mm512_mask_loadu_ps): Likewise.
5212 (_mm512_maskz_loadu_ps): Likewise.
5213 (_mm512_storeu_ps): Pass float * to
5214 __builtin_ia32_storeups512_mask.
5215 (_mm512_mask_storeu_ps): Likewise.
5216 (_mm512_mask_loadu_epi64): Pass const long long * to
5217 __builtin_ia32_loaddqudi512_mask.
5218 (_mm512_maskz_loadu_epi64): Likewise.
5219 (_mm512_mask_storeu_epi64): Pass long long *
5220 to __builtin_ia32_storedqudi512_mask.
5221 (_mm512_loadu_si512): Pass const int * to
5222 __builtin_ia32_loaddqusi512_mask.
5223 (_mm512_mask_loadu_epi32): Likewise.
5224 (_mm512_maskz_loadu_epi32): Likewise.
5225 (_mm512_storeu_si512): Pass int * to
5226 __builtin_ia32_storedqusi512_mask.
5227 (_mm512_mask_storeu_epi32): Likewise.
5228 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5229 char * to __builtin_ia32_storedquqi256_mask.
5230 (_mm_mask_storeu_epi8): Likewise.
5231 (_mm256_mask_loadu_epi16): Pass const short * to
5232 __builtin_ia32_loaddquhi256_mask.
5233 (_mm256_maskz_loadu_epi16): Likewise.
5234 (_mm_mask_loadu_epi16): Pass const short * to
5235 __builtin_ia32_loaddquhi128_mask.
5236 (_mm_maskz_loadu_epi16): Likewise.
5237 (_mm256_mask_loadu_epi8): Pass const char * to
5238 __builtin_ia32_loaddquqi256_mask.
5239 (_mm256_maskz_loadu_epi8): Likewise.
5240 (_mm_mask_loadu_epi8): Pass const char * to
5241 __builtin_ia32_loaddquqi128_mask.
5242 (_mm_maskz_loadu_epi8): Likewise.
5243 (_mm256_mask_storeu_epi16): Pass short * to.
5244 __builtin_ia32_storedquhi256_mask.
5245 (_mm_mask_storeu_epi16): Pass short * to.
5246 __builtin_ia32_storedquhi128_mask.
5247 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5248 const double * to __builtin_ia32_loadupd256_mask.
5249 (_mm256_maskz_loadu_pd): Likewise.
5250 (_mm_mask_loadu_pd): Pass onst double * to
5251 __builtin_ia32_loadupd128_mask.
5252 (_mm_maskz_loadu_pd): Likewise.
5253 (_mm256_mask_storeu_pd): Pass double * to
5254 __builtin_ia32_storeupd256_mask.
5255 (_mm_mask_storeu_pd): Pass double * to
5256 __builtin_ia32_storeupd128_mask.
5257 (_mm256_mask_loadu_ps): Pass const float * to
5258 __builtin_ia32_loadups256_mask.
5259 (_mm256_maskz_loadu_ps): Likewise.
5260 (_mm_mask_loadu_ps): Pass const float * to
5261 __builtin_ia32_loadups128_mask.
5262 (_mm_maskz_loadu_ps): Likewise.
5263 (_mm256_mask_storeu_ps): Pass float * to
5264 __builtin_ia32_storeups256_mask.
5265 (_mm_mask_storeu_ps): ass float * to
5266 __builtin_ia32_storeups128_mask.
5267 (_mm256_mask_loadu_epi64): Pass const long long * to
5268 __builtin_ia32_loaddqudi256_mask.
5269 (_mm256_maskz_loadu_epi64): Likewise.
5270 (_mm_mask_loadu_epi64): Pass const long long * to
5271 __builtin_ia32_loaddqudi128_mask.
5272 (_mm_maskz_loadu_epi64): Likewise.
5273 (_mm256_mask_storeu_epi64): Pass long long * to
5274 __builtin_ia32_storedqudi256_mask.
5275 (_mm_mask_storeu_epi64): Pass long long * to
5276 __builtin_ia32_storedqudi128_mask.
5277 (_mm256_mask_loadu_epi32): Pass const int * to
5278 __builtin_ia32_loaddqusi256_mask.
5279 (_mm256_maskz_loadu_epi32): Likewise.
5280 (_mm_mask_loadu_epi32): Pass const int * to
5281 __builtin_ia32_loaddqusi128_mask.
5282 (_mm_maskz_loadu_epi32): Likewise.
5283 (_mm256_mask_storeu_epi32): Pass int * to
5284 __builtin_ia32_storedqusi256_mask.
5285 (_mm_mask_storeu_epi32): Pass int * to
5286 __builtin_ia32_storedqusi128_mask.
5287 * config/i386/i386-builtin-types.def (PCSHORT): New.
5289 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5290 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5291 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5292 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5293 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5294 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5295 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5296 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5297 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5298 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5299 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5300 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5301 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5302 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5303 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5304 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5305 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5306 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5307 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5308 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5309 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5310 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5311 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5312 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5313 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5314 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5315 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5316 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5317 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5318 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5319 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5320 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5321 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5322 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5323 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5324 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5325 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5326 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5327 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5328 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5329 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5330 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5331 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5332 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5333 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5334 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5335 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5336 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5337 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5339 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5340 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5342 (ix86_expand_vector_move_misalign): Likewise.
5343 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5344 to scalar function prototype for unaligned load/store builtins.
5345 (ix86_expand_special_args_builtin): Updated.
5346 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5347 (UNSPEC_STOREU): Likewise.
5348 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5349 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5350 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5351 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5352 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5353 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5354 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5355 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5356 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5357 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5358 (<avx512>_storedqu<mode>_mask): Likewise.
5359 (*sse4_2_pcmpestr_unaligned): Likewise.
5360 (*sse4_2_pcmpistr_unaligned): Likewise.
5361 (*mov<mode>_internal): Renamed to ...
5362 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5363 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5364 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5365 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5367 2016-04-19 Richard Biener <rguenther@suse.de>
5369 PR tree-optimization/70171
5370 * tree-ssa-phiprop.c: Include stor-layout.h.
5371 (phiprop_insert_phi): Handle the aggregate copy case.
5372 (propagate_with_phi): Likewise.
5374 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5376 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5377 instead of simplify_gen_subreg (... , 0).
5378 (ix86_delegitimize_address): Ditto.
5379 (ix86_split_divmod): Ditto.
5380 (ix86_split_copysign_const): Ditto.
5381 (ix86_split_copysign_var): Ditto.
5382 (ix86_expand_args_builtin): Ditto.
5383 (ix86_expand_round_builtin): Ditto.
5384 (ix86_expand_special_args_builtin): Ditto.
5385 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5386 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5387 (udivmodqi4): Ditto.
5388 (absneg splitters): Ditto.
5389 (*jcc_bt<mode>_1): Ditto.
5391 2016-04-19 Richard Biener <rguenther@suse.de>
5393 PR tree-optimization/70724
5394 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5395 restoring out from ...
5396 (free_scc_vn): ... here.
5397 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5398 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
5400 (pass_fre::execute): Restore SSA info.
5402 2016-04-19 Richard Biener <rguenther@suse.de>
5404 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
5405 * gimple-walk.c (walk_gimple_op): Initialize it.
5406 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
5407 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
5408 remapping SSA names of defs.
5409 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
5412 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
5415 * lra-constraints.c (equiv_substition_p): New.
5416 (process_alt_operands): Use it.
5417 (swap_operands): Swap it.
5418 (curr_insn_transform): Update it.
5420 2016-04-18 Michael Matz <matz@suse.de>
5422 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
5423 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5424 * tree-core.h (tree_type_common.align): Use bit-field.
5425 (tree_type_common.spare): New.
5426 (tree_decl_common.off_align): Make smaller.
5427 (tree_decl_common.align): Use bit-field.
5429 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
5430 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
5431 (scan_sharing_clauses): Ditto.
5432 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5433 (omp_finish_file): Ditto.
5434 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
5435 (layout_decl): Ditto.
5436 (relayout_decl): Ditto.
5437 (finalize_record_size): Use SET_TYPE_ALIGN.
5438 (finalize_type_size): Ditto.
5439 (finish_builtin_struct): Ditto.
5440 (layout_type): Ditto.
5441 (initialize_sizetypes): Ditto.
5442 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
5443 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
5444 (lookup_field_for_decl): Use SET_DECL_ALIGN.
5445 (get_chain_field): Ditto.
5446 (get_trampoline_type): Ditto.
5447 (get_nl_goto_field): Ditto.
5448 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
5450 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
5451 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
5452 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5453 (build_qualified_type): Use SET_TYPE_ALIGN.
5454 (build_aligned_type, build_range_type_1): Ditto.
5455 (build_atomic_base): Ditto.
5456 (build_common_tree_nodes): Ditto.
5457 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
5458 (expand_one_stack_var_at): Ditto.
5459 * coverage.c (build_var): Use SET_DECL_ALIGN.
5460 * except.c (init_eh): Ditto.
5461 * function.c (assign_parm_setup_block): Ditto.
5462 * symtab.c (increase_alignment_1): Ditto.
5463 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
5464 * tree-vect-stmts.c (ensure_base_align): Ditto.
5465 * varasm.c (align_variable): Ditto.
5466 (assemble_variable): Ditto.
5467 (build_constant_desc): Ditto.
5468 (output_constant_def_contents): Ditto.
5470 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
5471 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
5472 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
5473 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
5474 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
5476 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
5479 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
5480 replace %vmovsd with "%vmovq".
5481 (vec_concatv2df): Likewise.
5483 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
5485 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
5486 (*vec_extractv2si_0): Ditto.
5487 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
5488 (zero_extended_scalar_load_operand splitters): Ditto.
5489 (vec_extract splitters): Ditto.
5490 (*vec_extractv4si_0_zext): Ditto.
5491 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5493 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5494 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5495 (*sse4_1_extractps): Use lowpart_subreg.
5496 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5498 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5500 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
5502 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
5503 Mention Solaris 11 packaging changes.
5504 Update gas and gld requirements.
5505 Remove reference to pre-Solaris 10 bug.
5506 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
5508 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
5511 2016-04-17 Jan Hubicka <jh@suse.cz>
5513 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
5514 max_loop_iterations_int.
5516 2016-04-18 Richard Biener <rguenther@suse.de>
5518 PR tree-optimization/43434
5519 * tree-ssa-structalias.c (struct vls_data): New.
5520 (visit_loadstore): Handle all pointer-based accesses.
5521 (compute_dependence_clique): Compute a bitmap of restrict tags
5522 assigned bases and pass it to visit_loadstore.
5524 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
5527 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
5528 armv8.1-a and armv8.1-a+crc.
5530 2016-04-18 Richard Biener <rguenther@suse.de>
5532 PR tree-optimization/70701
5533 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
5534 references after translating through a memcpy.
5536 2016-04-18 Richard Biener <rguenther@suse.de>
5538 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
5539 (compute_antic): ... here. For partial antic use regular
5540 postorder and scrap iteration.
5541 (compute_partial_antic_aux): Remove unused return value.
5542 (init_pre): Do not allocate postorder.
5543 (fini_pre): Do not free postorder.
5545 2016-04-18 Richard Biener <rguenther@suse.de>
5548 * expmed.c (extract_bit_field_1): Remove broken case
5549 using a wider MODE_INT mode.
5551 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
5553 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
5554 unless compiling with at least GCC-4.8.
5556 2016-04-17 Jan Hubicka <jh@suse.cz>
5559 * graphite.c (graphite_finalize): Update call to
5560 tree_estimate_probability.
5561 * predict.h (tree_estimate_probability): Update prototype.
5563 2016-04-17 Jan Hubicka <jh@suse.cz>
5565 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
5566 (tree_estimate_probability): Likewise.
5567 (pass_profile::execute): Update.
5568 (report_predictor_hitrates): New function.
5569 * profile.c (compute_branch_probabilities): Use it.
5570 * predict.h (report_predictor_hitrates): Declare.
5572 2016-04-17 Jan Hubicka <jh@suse.cz>
5575 * cgraph.h (cgraph_node::set_const_flag,
5576 cgraph_node::set_pure_flag): Update prototype to return bool;
5578 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
5579 of interposable symbol are interposable, too.
5580 (cgraph_set_const_flag_1): Rename to ...
5581 (set_const_flag_1): ... this one; change to self recursive function
5582 instead of call_for_symbol_thunks_and_aliases. Handle correctly
5583 clearnig the flag in all variants and also virtual thunks of const
5584 functions are pure; track if any change was done.
5585 (cgraph_node::set_const_flag): Update.
5586 (struct set_pure_flag_info): New struct.
5587 (cgraph_set_pure_flag_1): Rename to ...
5588 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
5589 rather than pointer encoded flags; track if any changes was done;
5590 handle correctly clearning flag and setting flag of aliases already
5592 (cgraph_node::set_pure_flag): Update.
5593 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
5595 2016-04-17 Tom de Vries <tom@codesourcery.com>
5598 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
5601 2016-04-17 Tom de Vries <tom@codesourcery.com>
5603 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
5604 '{}<> ' as escape-for-record.
5606 2016-04-17 Tom de Vries <tom@codesourcery.com>
5608 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
5611 2016-04-17 Tom de Vries <tom@codesourcery.com>
5614 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
5615 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
5616 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
5617 * passes.c (finish_optimization_passes): Only call
5618 finish_graph_dump_file if dfi->graph_dump_initialized.
5619 (execute_function_dump, pass_init_dump_file): Use
5620 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
5622 2016-04-17 Tom de Vries <tom@codesourcery.com>
5624 PR tree-optimization/70256
5625 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
5626 (debug_varmap): New function.
5628 2016-04-17 Tom de Vries <tom@codesourcery.com>
5631 * passes.c (pass_manager::register_pass): Propagate pflags.
5633 2016-04-17 Tom de Vries <tom@codesourcery.com>
5636 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
5637 * passes.c (pass_manager::pass_manager): Declare and init p_start in
5638 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
5639 check if it's equal to p_start.
5640 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
5642 2016-04-15 Jan Hubicka <jh@suse.cz>
5645 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
5646 function does not bind to current def.
5647 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
5648 handle conservatively calls to functions that does not need to bind
5650 (check_call): Update call of worse_state.
5651 (ignore_edge_for_nothrow): Update.
5652 (ignore_edge_for_pure_const): Likewise.
5653 (propagate_pure_const): Update calls to worse_state.
5654 (skip_function_for_local_pure_const): Reformat comments.
5656 2016-04-15 Jan Hubicka <jh@suse.cz>
5659 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
5660 (cgraph_node::function_symbol): Likewise.
5661 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5662 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
5663 (symtab_node::ultimate_alias_target): Add REF parameter.
5664 (symtab_node::binds_to_current_def_p): Declare.
5665 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
5666 (cgraph_node::function_symbol): Likewise.
5667 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5668 (cgraph_node::get_availability): Likewise.
5669 (cgraph_edge::binds_to_current_def_p): New inline function.
5670 (varpool_node::get_availability): Add REF parameter.
5671 (varpool_node::ultimate_alias_target): Likewise.
5672 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
5673 (symtab_node::binds_to_current_def_p): Likewise.
5674 * varpool.c (varpool_node::get_availability): Likewise.
5676 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5679 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
5680 Fix mode size check.
5682 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5684 * BASE-VER: Set to 7.0.0.
5686 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
5688 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
5690 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5692 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
5693 architecture revisions.
5695 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
5697 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
5698 * config/i386/i386.c (ix86_using_red_zone): No longer static.
5699 * config/i386/i386.md (stack decrement to push peepholes): Guard
5700 with !x86_using_red_zone ().
5702 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5705 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
5706 to dump_generic_node.
5707 (NIY): Pass also flags to do_niy.
5709 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
5711 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
5712 (simd_clone_vector_of_formal_parm_types)
5713 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
5714 (simd_clone_mangle, simd_clone_create)
5715 (simd_clone_adjust_return_type, create_tmp_simd_array)
5716 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
5717 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
5718 (ipa_simd_modify_function_body, simd_clone_linear_addend)
5719 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
5720 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
5721 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
5722 * omp-simd-clone.c: ... this new file.
5723 (simd_clone_vector_of_formal_parm_types): Make it static.
5724 * Makefile.in (OBJS): Add omp-simd-clone.o.
5726 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5729 * config/i386/sse.md: Use proper memory operand modifiers.
5732 2016-04-15 Richard Biener <rguenther@suse.de>
5733 Alan Modra <amodra@gmail.com>
5735 PR tree-optimization/70130
5736 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
5737 when alignment stays not the same and no not use the realign
5740 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5743 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5744 direct move handlers for KFmode. Change TFmode handlers test from
5745 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
5747 2016-04-14 Jakub Jelinek <jakub@redhat.com>
5750 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
5751 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
5752 (inlined_polymorphic_ctor_dtor_block_p): Use it.
5753 * tree-ssa-live.c (remove_unused_scope_block_p): When
5754 in_ctor_dtor_block, avoid discarding not just BLOCKs with
5755 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
5756 block_ultimate_origin is FUNCTION_DECL.
5757 (remove_unused_locals): If current_function_decl is
5758 polymorphic_ctor_dtor_p, pass initial true to
5759 remove_unused_scope_block_p' is_ctor_dtor_block.
5761 2016-04-14 Martin Sebor <msebor@redhat.com>
5766 * doc/extend.texi (Variable Length): Revert.
5768 2016-04-14 Marek Polacek <polacek@redhat.com>
5769 Jan Hubicka <hubicka@ucw.cz>
5772 * tree.c (verify_type): Disable the canonical type of main variant
5775 2016-04-14 Jason Merrill <jason@redhat.com>
5777 * cfgexpand.c, expr.c: Revert previous change.
5779 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
5782 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
5783 when building a mem ref for the incoming reduction variable.
5785 2016-04-14 Richard Biener <rguenther@suse.de>
5787 PR tree-optimization/70614
5788 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
5789 loop if the evolution dropped to chrec_dont_know.
5790 (interpret_condition_phi): Likewise.
5792 2016-04-14 Richard Biener <rguenther@suse.de>
5794 PR tree-optimization/70623
5795 * tree-ssa-pre.c (changed_blocks): Make global ...
5796 (compute_antic): ... local here. Move and fix worklist
5797 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
5798 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
5799 worklist handling, dump when ANTIC_IN changed.
5800 (compute_partial_antic_aux): Remove worklist handling.
5801 (init_pre): Do not compute post dominators. Add a comment about
5802 the CFG order chosen.
5803 (fini_pre): Do not free post dominators.
5805 2016-04-13 Martin Sebor <msebor@redhat.com>
5810 * doc/extend.texi (Variable Length): Document C++ specifics.
5812 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5815 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
5816 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
5817 eh edges have been purged.
5820 * tree-sra.c (create_access_replacement,
5821 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
5823 * tree-pretty-print.c (dump_fancy_name): New function.
5824 (dump_decl_name, dump_generic_node): Use it.
5826 2016-04-13 Jason Merrill <jason@redhat.com>
5828 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
5829 * expr.c (expand_expr_real_1): Likewise.
5831 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
5833 * config/i386/i386.md (kunpckhi): Swap operands.
5834 (kunpcksi): Likewise.
5835 (kunpckdi): Likewise.
5836 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
5837 (vec_pack_trunc_<mode>): Likewise.
5839 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5842 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
5845 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
5846 gimplification turns some element into non-constant.
5849 * rtl.h (convert_memory_address_addr_space_1): New prototype.
5850 * explow.c (convert_memory_address_addr_space_1): No longer static,
5851 add NO_EMIT argument and don't call convert_modes if true, pass
5852 it down recursively, remove break after return.
5853 (convert_memory_address_addr_space): Adjust caller.
5854 * simplify-rtx.c (simplify_unary_operation_1): Call
5855 convert_memory_address_addr_space_1 instead of convert_memory_address,
5856 if it returns NULL, don't simplify.
5858 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
5861 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
5863 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5865 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5866 Bump the upper SIMDLEN limits, so that if the return type or
5867 characteristic type if the return type is void can be passed in
5868 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
5871 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5874 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
5875 Do not use "=" constraint on an input constraint.
5876 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5877 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5878 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
5879 generates (neg (abs ...)) instead of (abs ...).
5881 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5883 PR rtl-optimization/70596
5884 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
5885 just invalidate LRA data and reset them. Adjust dump wording.
5887 2016-04-12 Martin Liska <mliska@suse.cz>
5890 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5892 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5894 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5895 max_loop_iterations_int.
5896 (tree_unswitch_outer_loop): Likewise.
5897 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5898 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5900 2016-04-12 Tom de Vries <tom@codesourcery.com>
5902 PR tree-optimization/68756
5903 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
5904 instead of new_name.
5906 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5908 PR tree-optimization/70602
5909 * tree-sra.c (generate_subtree_copies): Don't write anything into
5910 constant pool decls.
5912 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
5913 regardless whether there are depend clauses or not.
5915 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5918 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
5919 target attribute and pragma from changing the -mfloat128
5920 and -mfloat128-hardware options.
5922 * doc/extend.texi (Additional Floating Types): Document PowerPC
5923 __float128 restrictions.
5925 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5928 * config/aarch64/driver-aarch64.c
5929 (aarch64_get_extension_string_for_isa_flags): New.
5930 (arch_extension): Rename to...
5931 (aarch64_arch_extension): ...This.
5932 (ext_to_feat_string): Rename to...
5933 (aarch64_extensions): ...This.
5934 (aarch64_core_data): Keep track of architecture extension flags.
5935 (cpu_data): Rename to...
5936 (aarch64_cpu_data): ...This.
5937 (aarch64_arch_driver_info): Keep track of architecture extension
5939 (get_arch_name_from_id): Rename to...
5940 (get_arch_from_id): ...This, change return type.
5941 (host_detect_local_cpu): Update and reformat for renames, handle
5942 extensions through common infrastructure.
5944 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5947 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
5948 track of a canonical flag name.
5949 (all_extensions): Likewise.
5950 (arch_to_arch_name): Also track extension flags enabled by the arch.
5951 (all_architectures): Likewise.
5952 (aarch64_parse_extension): Move to here.
5953 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
5955 (aarch64_rewrite_selected_cpu): Update for above change.
5956 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
5957 are handled, such that the single explicit value enabled by an
5958 extension is kept seperate from the implicit values it also enables.
5959 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
5961 (aarch64_parse_extension): New.
5962 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
5963 here to config/aarch64/aarch64-protos.h.
5964 (aarch64_parse_extension): Move from here to
5965 common/config/aarch64/aarch64-common.c.
5966 (aarch64_option_print): Update.
5967 (aarch64_declare_function_name): Likewise.
5968 (aarch64_start_file): Likewise.
5969 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
5970 the canonical flag for extensions.
5971 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
5974 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5976 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
5979 2016-04-09 Tom de Vries <tom@codesourcery.com>
5981 PR tree-optimization/68953
5982 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
5983 first to last subscript.
5985 2016-04-09 Jakub Jelinek <jakub@redhat.com>
5987 PR tree-optimization/70586
5988 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
5991 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
5995 PR tree-optimization/70373
5999 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
6000 clauses for acc parallel reductions as necessary. Error on those
6002 * omp-low.c (scan_sharing_clauses): Don't install variables which
6003 are used in acc parallel reductions.
6004 (lower_rec_input_clauses): Remove dead code.
6005 (lower_oacc_reductions): Add support for reference reductions.
6006 (lower_reduction_clauses): Remove dead code.
6007 (lower_omp_target): Don't remap variables appearing in acc parallel
6009 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
6011 2016-04-08 Jakub Jelinek <jakub@redhat.com>
6014 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
6015 with multiple SSA_NAME defs, force the outputs other than first
6016 to be live before calling live_track_process_def on each output.
6018 PR rtl-optimization/70574
6019 * fwprop.c (forward_propagate_and_simplify): Don't add
6020 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
6021 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
6022 paradoxical subregs within *loc.
6024 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
6026 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
6027 -ftree-parallelize-loops={0,1}.
6028 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
6029 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
6030 * config/ia64/hpux.h (LIB_SPEC): Likewise.
6031 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
6032 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
6034 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6037 * asan.c (instrument_derefs): If we get unknown location, extract it
6039 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6041 2016-04-08 Tom de Vries <tom@codesourcery.com>
6043 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6044 implicit firstprivate clause.
6046 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6049 * config/arm/thumb2.md (tst + branch-> lsls + branch
6050 peephole below *orsi_not_shiftsi_si): Require that condition
6051 register is dead after the peephole.
6052 (second peephole after the above): Likewise.
6054 2016-04-08 Alan Modra <amodra@gmail.com>
6057 * builtins.c (fold_builtin_classify): For IBM extended precision,
6058 look at just the high-order double to test for NaN.
6059 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6060 test just the high double for Inf but both doubles for subnormal
6063 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6065 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6066 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6067 node->simdclone->mask_mode != VOIDmode masks.
6068 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6069 earlier, use it instead of node->simdclone.
6070 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6071 Set clonei->mask_mode.
6073 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6076 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6077 Pass it through to cp_parser_already_scoped_statement.
6078 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6079 it through to cp_parser_statement.
6080 (cp_parser_statement): Pass IF_P through to
6081 cp_parser_iteration_statement.
6082 (cp_parser_pragma): Adjust call to
6083 cp_parser_iteration_statement.
6085 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6088 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6089 resolve a future -Wparentheses warning.
6090 * omp-low.c (scan_sharing_clauses): Likewise.
6091 * tree-parloops.c (eliminate_local_variables): Likewise.
6093 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6095 PR rtl-optimization/70398
6096 * lra-constraints.c (process_address_1): Check zero scale and code
6097 for reloading with zero scale.
6099 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6101 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6102 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6104 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6106 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6107 Add support for AVX512F clones, include them by default for
6108 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6109 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6113 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6114 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6115 firstprivate clauses.
6116 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6117 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6118 (lower_omp_target): Set TREE_NO_WARNING for
6119 non-addressable possibly uninitialized vars which are copied into
6120 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6122 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6124 * config/pa/predicates.md (integer_store_memory_operand): Accept
6125 REG+D operands with a large offset when reload_in_progress is true.
6126 (floating_point_store_memory_operand): Likewise.
6128 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6131 * match.pd (nested int casts): Limit to GIMPLE.
6133 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6136 * ipa-devirt.c (maybe_record_node): Fix comment; use
6137 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6139 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6141 PR rtl-optimization/70542
6142 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6143 if there are any uses other than insn or debug insns.
6145 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6146 Jakub Jelinek <jakub@redhat.com>
6148 PR tree-optimization/70509
6149 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6150 Shift HOST_WIDE_INT_1U instead of 1.
6152 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6154 PR tree-optimization/70509
6155 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6156 of the vector base type for index.
6158 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6161 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6163 2016-04-05 Richard Biener <rguenther@suse.de>
6165 PR tree-optimization/70526
6166 * tree-sra.c (build_ref_for_offset): Use prev_base to
6167 extract the alias pointer type.
6169 2016-04-05 Richard Biener <rguenther@suse.de>
6171 * dse.c (struct store_info): Remove alias_set member.
6172 (struct read_info_type): Likewise.
6173 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6174 spill_deleted, clear_alias_set_lookup): Remove.
6175 (get_group_info): Remove dead base == NULL_RTX case.
6176 (dse_step0): Remove initialization of removed variables.
6177 (delete_dead_store_insn): Reomve alias set dumping.
6178 (free_read_records): Remove alias_set handling.
6179 (canon_address): Remove alias_set_out parameter.
6180 (record_store): Remove spill_alias_set, it's always zero.
6181 (check_mem_read_rtx): Likewise.
6182 (dse_step2): Rename from ...
6183 (dse_step2_nospill): ... this. Adjust.
6184 (scan_stores): Rename from ...
6185 (scan_stores_nospill): ... this.
6186 (scan_reads): Rename from ...
6187 (scan_reads_nospill): ... this.
6188 (scan_stores_spill, scan_reads_spill): Remove.
6189 (dse_step3_scan): Remove for_spills argument which is always false.
6190 (dse_step3): Likewise.
6191 (dse_step5): Rename from ...
6192 (dse_step5_nospill): ... this. Remove alias_set handling.
6193 (rest_of_handle_dse): Adjust.
6195 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6198 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6199 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6200 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6201 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6203 2016-04-05 Richard Biener <rguenther@suse.de>
6206 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6207 non-register type temporaries into SSA.
6209 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6212 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6213 calls when sanitizing.
6214 (possible_polymorphic_call_target_p): Fix formatting.
6216 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6217 Jakub Jelinek <jakub@redhat.com>
6220 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6221 to ensure a call statement is compatible with a built-in's
6223 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6226 2016-04-04 Richard Biener <rguenther@suse.de>
6228 PR rtl-optimization/70484
6229 * rtl.h (canon_output_dependence): Declare.
6230 * alias.c (canon_output_dependence): New function.
6231 * dse.c (record_store): Use canon_output_dependence rather
6232 than canon_true_dependence.
6234 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6237 * cgraph.h (symtab_node::copy_visibility_from): New function.
6238 * symtab.c (symtab_node::copy_visibility_from): New function.
6239 * ipa-visibility.c (optimize_weakref): New function.
6240 (function_and_variable_visibility): Use it.
6242 2016-04-04 Martin Liska <mliska@suse.cz>
6245 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6246 value that is really in range handled by SBR instruction.
6247 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6248 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6249 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6251 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6255 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6256 set, but not for SP_REG operands.
6258 2016-04-02 Martin Sebor <msebor@redhat.com>
6261 * fold-const.c (maybe_nonzero_address): New function.
6262 (fold_comparison): Call it. Fold equality and relational
6263 expressions involving null pointers.
6264 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6266 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6268 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6269 the "Y" constraint (scalar FP 0.0 immediate).
6271 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6272 Add the "const_double" to the list of operand constraints.
6274 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6276 PR rtl-optimization/70467
6277 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6278 If low word of the last operand is 0, just emit addition/subtraction
6281 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6284 * config/s390/s390.c (s390_expand_insv): Check for everything
6285 constant instead of just VOIDmode stuff.
6287 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6290 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6292 2016-04-01 Nathan Sidwell <nathan@acm.org>
6294 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6296 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6298 PR rtl-optimization/70461
6299 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6302 2016-03-31 Martin Liska <mliska@suse.cz>
6305 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6306 a tree value or an immediate integer value to a buffer
6307 that is eventually copied to a BRIG section.
6308 (emit_immediate_operand): Call the function here.
6309 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6310 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6311 of class' fields that are removed.
6312 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6313 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6314 m_brig_repr_size fields.
6316 2016-03-31 Martin Liska <mliska@suse.cz>
6319 * hsa-gen.c (hsa_function_representation::update_dominance): New
6321 (convert_addr_to_flat_segment): Likewise.
6322 (gen_hsa_memory_set): New alignment argument.
6323 (gen_hsa_ctor_assignment): Likewise.
6324 (gen_hsa_insns_for_single_assignment): Provide alignment
6325 to gen_hsa_ctor_assignment.
6326 (gen_hsa_insns_for_direct_call): Add new argument.
6327 (expand_lhs_of_string_op): New function.
6328 (expand_string_operation_builtin): Likewise.
6329 (expand_memory_copy): New function.
6330 (expand_memory_set): New function.
6331 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6332 (convert_switch_statements): Change signature.
6333 (generate_hsa): Use a return value of the function.
6334 (pass_gen_hsail::execute): Do not call
6335 convert_switch_statements here.
6336 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6337 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6338 (hsa_function_representation::update_dominance): New function.
6340 2016-03-31 Martin Liska <mliska@suse.cz>
6343 * hsa-brig.c (emit_directive_variable): Emit alignment
6344 according to hsa_symbol::m_align.
6345 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6346 (dump_hsa_symbol): Dump alignment of HSA symbols.
6347 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6348 (gen_hsa_addr_with_align): New function.
6349 (hsa_bitmemref_alignment): Use newly added function.
6350 (gen_hsa_insns_for_load): Likewise.
6351 (gen_hsa_insns_for_store): Likewise.
6352 (gen_hsa_memory_copy): New argument added.
6353 (gen_hsa_insns_for_single_assignment): Respect
6354 alignment for assignments processed via gen_hsa_memory_copy.
6355 (gen_hsa_insns_for_direct_call): Likewise.
6356 (gen_hsa_insns_for_return): Likewise.
6357 (gen_function_def_parameters): Set default alignment.
6358 * hsa.c (hsa_object_alignment): New function.
6359 (hsa_byte_alignment): Pasted function.
6360 * hsa.h (hsa_symbol::m_align): New field.
6362 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6364 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6365 scratch field for goto case.
6367 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6369 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6371 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6374 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6375 (scalar_chain::convert_insn): Call convert_op for reg
6376 moves to handle undefined registers.
6378 2016-03-31 Nathan Sidwell <nathan@acm.org>
6381 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6382 Assert we don't want to move backwards.
6384 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6387 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6389 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6391 PR rtl-optimization/70460
6392 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6393 with operand from REG_LABEL_OPERAND, instead substitute
6394 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6395 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6397 2016-03-31 Martin Liska <mliska@suse.cz>
6399 * passes.c (execute_one_pass): Do not call
6400 todo_after for a discarded function.
6402 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6404 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
6405 (no_cost, infinite_cost): Initialize the new field.
6406 (get_computation_cost_at): Record setup cost.
6407 (determine_use_iv_cost_address): Skip cost computation for sub
6408 uses if we can estimate it without losing accuracy.
6410 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6412 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6414 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6415 max_loop_iterations_int.
6416 (tree_unswitch_outer_loop): Likewise.
6417 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6418 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6420 2016-03-30 Richard Biener <rguenther@suse.de>
6423 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
6425 2016-03-30 Jakub Jelinek <jakub@redhat.com>
6428 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
6429 in gen_blendm expander.
6431 2016-03-30 Nick Clifton <nickc@redhat.com>
6434 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
6435 case where we are already provided with an SImode SUBREG.
6437 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
6440 * config/i386/i386.c (ix86_expand_epilogue): Properly check
6441 conflict between DRAP register and __builtin_eh_return.
6443 2016-03-30 Michael Matz <matz@suse.de>
6444 Richard Biener <rguenther@suse.de>
6447 * ipa-polymorphic-call.c (struct type_change_info): Change
6448 speculative to an unsigned allowing to limit the work we do.
6449 (csftc_abort_walking_p): New inline function..
6450 (check_stmt_for_type_change): Limit the number of may-defs
6451 skipped for speculative devirtualization to
6452 max-speculative-devirt-maydefs.
6453 * params.def (max-speculative-devirt-maydefs): New param.
6454 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
6456 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
6459 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
6462 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
6464 PR tree-optimization/59124
6465 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
6466 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
6468 2016-03-29 Jeff Law <law@redhat.com>
6470 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
6472 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6474 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
6477 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
6479 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
6480 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
6481 gcrt0.o if linking dynamically.
6483 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6486 * ipa-devirt.c (methods_equal_p): New function.
6487 (compare_virtual_tables): Use it.
6488 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6489 * cgraphclones.c (clone_function_name_1): Use
6490 symbol_table::symbol_suffix_separator.
6491 * coverage.c (build_var): Likewise.
6492 * symtab.c (symbol_table::symbol_suffix_separator): New.
6494 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6496 PR rtl-optimization/70429
6497 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6498 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6499 mode != result_mode.
6502 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
6504 PR tree-optimization/70405
6505 * ssa-iterators.h (num_imm_uses): Add missing braces.
6507 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
6509 PR rtl-optimization/68695
6510 * ira-color.c (allocno_copy_cost_saving): New.
6511 (improve_allocation): Use it.
6513 2016-03-29 Richard Henderson <rth@redhat.com>
6516 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
6518 2016-03-29 Richard Biener <rguenther@suse.de>
6521 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
6522 use alignment returned by get_pointer_alignment_1 if it is
6523 bigger than BITS_PER_UNIT.
6524 * builtins.c (get_pointer_alignment_1): Do not return true
6525 for alignment extracted from SSA info.
6527 2016-03-28 James Bowman <james.bowman@ftdichip.com>
6529 * config/ft32/ft32.opt (mnodiv): New.
6530 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
6531 * doc/invoke.texi (FT32 Options -mnodiv): New.
6533 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
6536 * config/i386/i386.md (define_split, andn): Fix modes.
6538 2016-03-26 Richard Biener <rguenther@suse.de>
6539 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6542 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
6544 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
6545 as 2nd argument to cl_optimization_restore().
6547 2016-03-25 Richard Henderson <rth@redhat.com>
6550 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
6551 * config/aarch64/aarch64-protos.h: Declare it.
6552 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
6554 2016-03-25 Alan Modra <amodra@gmail.com>
6557 * config/rs6000/constraints.md (j): Simplify.
6558 * config/rs6000/predicates.md (easy_fp_constant): Exclude
6560 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
6561 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
6562 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
6563 in all constraint alternatives.
6564 (movtd_64bit_nodm): Delete "j" constraint alternative.
6566 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6568 * tree-ssa-propagate.c: Enhance docs for
6569 SSA_PROP_NOT_INTERESTING.
6571 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6573 * doc/extend.texi: Fix typo in documentation to pure attribute.
6575 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
6578 * config/pa/pa.md (bswapdi2): Use a scratch register.
6580 2016-03-24 Richard Henderson <rth@redhat.com>
6583 * fold-const.c (extract_muldiv_1): Correct test for multiplication
6586 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
6588 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
6589 using ix86_expand_binary_operator instead of gen_andsi3.
6591 2016-03-24 Richard Biener <rguenther@suse.de>
6593 PR tree-optimization/70396
6594 * tree-vect-stmts.c (vectorizable_comparison): Use
6595 get_vectype_for_scalar_type.
6597 2016-03-24 Richard Biener <rguenther@suse.de>
6600 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
6601 with register bases.
6603 2016-03-24 Richard Biener <rguenther@suse.de>
6605 PR tree-optimization/70372
6606 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
6607 build_all_ones_cst to also handle vector types correctly.
6609 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6612 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
6615 2016-03-23 Marek Polacek <polacek@redhat.com>
6618 * doc/invoke.texi: Document -Wignored-attributes.
6620 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6622 PR tree-optimization/69042
6623 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
6624 parameter from 30 to 40.
6626 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6628 PR tree-optimization/69042
6629 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
6630 for use with constant offset stripped in base.
6632 2016-03-23 Richard Biener <rguenther@suse.de>
6635 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
6636 mode compatibility check.
6637 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6639 2016-03-23 Jeff Law <law@redhat.com>
6641 PR tree-optimization/64058
6642 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
6644 (struct ssa_conflicts): Move up earlier in the file.
6645 (conflicts_, var_map_): New static variables.
6646 (initialize_conflict_count): New function to initialize the
6647 CONFLICT_COUNT field for each conflict pair.
6648 (compare_pairs): Lazily initialize the conflict count and use it
6649 as the first tie-breaker.
6650 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
6651 and wipe conflicts_ and map_ around the call to qsort. Remove
6652 special case for 2 coalesce pairs.
6653 * bitmap.c (bitmap_count_unique_bits): New function.
6654 (bitmap_count_bits_in_word): New function, extracted from
6656 (bitmap_count_bits): Use bitmap_count_bits_in_word.
6657 * bitmap.h (bitmap_count_unique_bits): Declare it.
6659 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
6662 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
6663 transparent alias chain for decl assembler name.
6664 * config/sol2.c (solaris_assemble_visibility): Likewise.
6666 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6668 * config/arm/arm1020e.md (1020call_op): Reduce reservation
6670 (v10_fdivs): Likewise.
6671 (v10_fdivd): Likewise.
6673 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6676 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
6677 to not call fclose twice on file.
6679 2016-03-23 Jakub Jelinek <jakub@redhat.com>
6681 PR tree-optimization/70354
6682 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6683 oprnd0 is wider than oprnd1 and there is a cast from the wider
6684 type to oprnd1, mask it with the mask of the narrower type.
6687 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
6688 Optimize TARGET_STV splitters, if high or low word of last argument
6691 2016-03-22 Jeff Law <law@redhat.com>
6694 tree-ssa-threadbackward.c
6695 (fsm_find_control_statement_thread_paths): Correctly distinguish
6696 between old style jump threads vs FSM jump threads.
6698 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
6701 * config/i386/i386.c (scalar_chain::convert_op): Support
6702 uninitialized register usage case.
6704 2016-03-22 Richard Biener <rguenther@suse.de>
6707 * genmatch.c (gen_transform): Adjust last parameter to a three-state
6709 (capture::gen_transform): ... to change behavior when substituting
6710 a condition into cond or not-cond expr context.
6711 (dt_simplify::gen_1): Adjust.
6712 * gimple-match-head.c: Include gimplify.h for unshare_expr.
6713 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
6714 last change and instead change to
6715 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
6716 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6718 2016-03-22 Anthony Green <green@moxielogic.com>
6720 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
6721 issue for moxiebox targets.
6722 (CC1PLUS_SPEC): Ditto.
6724 2016-03-22 Richard Biener <rguenther@suse.de>
6727 * fold-const.c (extract_muldiv_1): Properly perform multiplication
6730 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6732 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
6734 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6737 * config/i386/i386.c (def_builtin): Handle
6738 OPTION_MASK_ISA_AVX512VL to be and-ed with other
6740 (const struct builtin_description bdesc_special_args[]):
6741 Remove duplicate ISA bits.
6743 2016-03-22 Jakub Jelinek <jakub@redhat.com>
6746 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
6747 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
6748 in a way that works also for AVX512BW.
6751 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
6752 instead of source if operands[1] is xmm16 and above and
6753 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
6754 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
6757 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
6758 on assign if (*from_p) is a comparison, set it to
6759 TREE_NO_WARNING (*from_p).
6761 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6764 * lra.c (restore_scratches): Ignore deleted insns.
6766 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
6767 Jakub Jelinek <jakub@redhat.com>
6769 PR tree-optimization/70317
6770 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
6773 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
6776 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
6777 of ix86_expand_move.
6779 (movti): Use general_operand for operand 1 predicate.
6781 2016-03-21 Martin Liska <mliska@suse.cz>
6783 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
6785 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
6787 2016-03-21 Martin Liska <mliska@suse.cz>
6790 * ipa-icf.c (sem_function::parse): Skip static
6791 constructors and destructors.
6793 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6796 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
6797 function-like macro, peek following token(s) if it is followed
6798 by CPP_OPEN_PAREN token with optional padding in between, and
6799 if not, don't treat it like a macro.
6801 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
6802 Alexander Monakov <amonakov@ispras.ru>
6804 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
6805 for the stabs debug format.
6807 2016-03-21 Richard Biener <rguenther@suse.de>
6809 PR tree-optimization/70310
6810 * tree-vect-generic.c (expand_vector_condition): Fold the built
6813 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
6816 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
6817 Block third alternative for AVX-512VL target,
6819 2016-03-21 Martin Liska <mliska@suse.cz>
6822 * hsa-brig.c (emit_function_directives): Mark unemitted
6823 global variables for emission.
6824 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
6825 (get_symbol_for_decl): Likewise.
6826 * hsa.h (struct hsa_symbol): New flag.
6828 2016-03-21 Richard Biener <rguenther@suse.de>
6830 PR tree-optimization/70288
6831 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
6832 we do not estimate unsimplified all-constant conditionals or
6833 switches as optimized away.
6835 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
6837 PR rtl-optimization/69102
6838 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
6839 when we have a readonly dependency context.
6841 2016-03-18 Jeff Law <law@redhat.com>
6843 PR rtl-optimization/70263
6844 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
6845 (update_equiv_regs): When trying to move a store to after the insn
6846 that sets the source of the store, make sure the store occurs after
6847 the insn that sets the source of the store. When successful note
6848 the REG_EQUIV note created in the dump file.
6850 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
6851 Bernd Schmidt <bschmidt@redhat.com>
6853 * doc/extend.texi: Document more potential problems with basic asms.
6855 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
6857 PR rtl-optimization/70278
6858 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
6861 2016-03-18 Jason Merrill <jason@redhat.com>
6863 * calls.c (load_register_parameters): Fix zero size sibcall logic.
6865 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
6867 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
6868 values to 128b regs.
6870 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
6872 PR tree-optimization/70252
6873 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
6874 boolean vector has a proper number of elements.
6875 (supportable_narrowing_operation): Likewise.
6877 2016-03-18 Tom de Vries <tom@codesourcery.com>
6880 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
6882 2016-03-18 Jakub Jelinek <jakub@redhat.com>
6884 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
6885 instead of replace_rtx for DEBUG_INSNs.
6887 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6889 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
6890 load type reservations.
6892 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
6895 * config/pa/constraints.md: Revert 2015-02-13 change. Use
6896 define_constraint for "Q" and "T" constraints.
6898 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
6900 Tweak the pipeline model for Exynos M1
6902 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
6905 2016-03-17 David Malcolm <dmalcolm@redhat.com>
6908 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
6909 where one or both locations aren't within a line_map.
6911 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
6914 * opts.c (finish_options): Don't set flag_pie to the default if
6915 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
6918 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
6920 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
6921 true as ALL_REGS argument to replace_rtx.
6923 2016-03-17 Richard Biener <rguenther@suse.de>
6926 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
6929 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6932 * rtl.h (replace_rtx): Add ALL_REGS argument.
6933 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
6934 equality and assert mode is the same, instead of just rtx pointer
6936 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
6937 true as ALL_REGS argument to replace_rtx.
6939 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
6941 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
6942 for boolean vector with vector mode only.
6943 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6945 2016-03-17 Nick Clifton <nickc@redhat.com>
6948 * config/rx/rx.c (rx_print_integer): Print negative constants in
6951 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6954 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
6956 2016-03-16 Richard Henderson <rth@redhat.com>
6957 Richard Biener <rguenth@suse.de>
6962 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
6963 first operand as is_gimple_condexpr.
6968 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
6969 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
6970 Do not gimplify the result.
6971 (do_unop): Adjust call to tree_vec_extract.
6972 (do_binop): Likewise.
6973 (do_compare): Likewise.
6974 (do_plus_minus): Likewise.
6975 (do_negate): Likewise.
6976 (expand_vector_condition): Likewise.
6977 (do_cond): Likewise.
6979 2016-03-16 Richard Henderson <rth@redhat.com>
6982 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
6983 (aarch64_classify_address): Use it.
6984 (aarch64_legitimize_address): Force all subexpressions of PLUS
6985 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
6987 2016-03-16 Jakub Jelinek <jakub@redhat.com>
6988 Richard Biener <rguenth@suse.de>
6991 * rtlanal.c (replace_rtx): For REG, if from is a REG,
6992 return to even if only REGNO is equal, and assert
6995 2016-03-11 Jeff Law <law@redhat.com>
6997 PR rtl-optimization/70224
6998 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
7000 2016-03-16 Richard Henderson <rth@redhat.com>
7003 * function.h (struct function): Add has_forced_label_in_static.
7004 * gimplify.c (force_labels_r): Set it.
7005 * lto-streamer-in.c (input_struct_function_base): Read it.
7006 * lto-streamer-out.c (output_struct_function_base): Write it.
7007 * tree-inline.c (has_label_address_in_static_1): Remove.
7008 (copy_forbidden): Remove fndecl parameter; test
7009 has_forced_label_in_static.
7010 (inline_forbidden_p): Update call to copy_forbidden.
7011 (tree_versionable_function_p): Likewise.
7012 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
7013 (chkp_versioning): Likewise.
7014 * tree-inline.h (copy_forbidden): Update decl.
7016 2016-03-16 Marek Polacek <polacek@redhat.com>
7019 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
7020 function being thunked if the result type doesn't have fixed size.
7021 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
7022 doesn't have fixed size.
7024 2016-03-16 Bin Cheng <bin.cheng@arm.com>
7026 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
7027 reporting malformed loop nest.
7029 2016-03-16 Tom de Vries <tom@codesourcery.com>
7032 * ipa-devirt.c (possible_polymorphic_call_targets): Move
7033 nodes.length () == 1 test to before first nodes[0] access.
7035 2016-03-16 Tom de Vries <tom@codesourcery.com>
7037 PR tree-optimization/68715
7038 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7041 2016-03-16 Tom de Vries <tom@codesourcery.com>
7043 PR tree-optimization/68809
7044 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7047 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7048 Sandra Loosemore <sandra@codesourcery.com>
7050 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7051 on leaf attribute. Mention ELF interposition problems.
7053 2016-03-16 Alan Modra <amodra@gmail.com>
7055 PR rtl-optimization/69195
7056 PR rtl-optimization/47992
7057 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7060 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7063 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7065 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7067 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7069 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7071 PR rtl-optimization/70222
7072 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7073 optimization if mode is different from result_mode, queue up masking
7074 of the result in outer_op. Formatting fix.
7077 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7080 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7082 PR rtl-optimization/69032
7083 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7084 looping backwards over basic block insns.
7086 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7089 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7090 to non-speculative when propagating trap bits.
7092 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7094 PR rtl-optimization/63384
7095 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7098 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7101 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7102 factored out from ...
7103 (sched_analyze_insn): ... here.
7104 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7105 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7106 get_implicit_reg_pending_clobbers in it.
7107 (setup_id_reg_sets): Use setup_id_implicit_regs.
7108 (deps_init_id): Ditto.
7110 2016-03-15 Tom de Vries <tom@codesourcery.com>
7113 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7115 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7116 execute_function_dump.
7117 (execute_one_pass): Don't dump function if it will be dumped after ipa
7120 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7122 * genrecog.c (match_pattern_2): If pred is NULL don't call
7123 safe_predicate_mode on it.
7125 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7128 * lra-constraints.c (delete_move_and_clobber): Change assertion
7129 to also allow dregno == 0.
7131 2016-03-14 Richard Henderson <rth@redhat.com>
7134 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7135 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7136 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7137 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7140 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7143 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7145 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7147 * lra-constraints.c (split_reg): For hard regs, try to find the
7148 biggest single-register mode used in the function.
7150 2016-03-14 Richard Biener <rguenther@suse.de>
7152 PR tree-optimization/56365
7153 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7154 constants to compare against.
7156 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7159 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7160 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7161 (define_split for the GPR case): Use int_reg_operand instead of
7162 gpc_reg_operand for the output.
7164 2016-03-14 Tom de Vries <tom@codesourcery.com>
7166 PR tree-optimization/70045
7167 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7168 create_empty_if_region_on_edge argument.
7170 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7172 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7173 (STACK_CHECK_PROTECT): Likewise.
7174 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7175 (STACK_CHECK_PROTECT): Likewise.
7176 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7177 (STACK_CHECK_PROTECT): Likewise.
7178 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7179 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7180 (STACK_CHECK_PROTECT): Likewise.
7182 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7184 PR rtl-optimization/69307
7185 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7186 registers in modes that span more than one register.
7188 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7191 * lra-constraints.c (delete_move_and_clobber): New.
7192 (remove_inheritance_pseudos): Use it.
7194 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7197 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7198 the libcall is LCT_THROW.
7199 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7200 for the checking routine.
7202 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7205 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7206 optimization if we have direct move.
7207 (roundu32<mode>2_fprs): Likewise.
7209 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7212 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7214 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7215 Arguments swapped. All callers changed. Take reg_renumber into
7216 account, and Calculate and compare register ranges for hard regs.
7218 2016-03-11 Jeff Law <law@redhat.com>
7220 PR tree-optimization/70190
7221 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7222 Handle cases where we can not extract the taken edge, even though we
7223 found a constant value.
7225 PR tree-optimization/64058
7226 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7227 (num_coalesce_pairs): Move up earlier in file.
7228 (find_coalesce_pair): Initialize the INDEX field for each pair
7230 (compare_pairs): No longer sort on the elements in each pair.
7231 Instead break ties with the index of the coalesce pair.
7233 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7236 * config/aarch64/aarch64-protos.h
7237 (aarch64_save_restore_target_globals): New prototype.
7238 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7239 Call the above when popping pragma.
7240 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7242 (aarch64_set_current_function): Rewrite using the above.
7244 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7246 PR tree-optimization/70177
7247 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7248 (extract_ops_from_tree): ... this. In the 2 argument
7249 overload remove _1 suffix.
7250 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7251 (extract_ops_from_tree): ... this.
7252 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7254 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7255 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7256 extract_ops_from_tree instead of 2 operand one.
7258 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7260 PR tree-optimization/70013
7261 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7262 for constant-pool entries.
7264 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7266 PR rtl-optimization/70174
7267 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7268 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7270 PR tree-optimization/70169
7271 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7272 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7275 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7276 Jakub Jelinek <jakub@redhat.com>
7279 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7280 of uninitialized values.
7282 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7284 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7286 ("*trunctddd2"): New pattern definition.
7287 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7290 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7292 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7293 definitions for BFP and DFP rounding modes.
7294 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7295 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7296 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7297 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7300 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7302 * config/s390/constraints.md: Adjust comment.
7303 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7304 s390_decompose_addrstyle_without_index.
7305 * config/s390/predicates.md (shift_count_or_setmem_operand):
7306 Rename to setmem_operand.
7307 * config/s390/s390-protos.h
7308 (s390_decompose_shift_count): Rename to
7309 s390_decompose_addrstyle_without_index.
7310 * config/s390/s390.c (s390_decompose_shift_count)
7311 (s390_mem_constraint, print_shift_count_operand)
7312 (print_operand_address, print_operand): Rename
7313 s390_decompose_shift_count to
7314 s390_decompose_addrstyle_without_index and rename
7315 print_shift_count_operand to print_addrstyle_operand troughout the
7317 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7318 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7319 Rename shift_count_or_setmem_operand to setmem_operand.
7320 * config/s390/vx-builtins.md ("vec_insert<mode>")
7321 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7324 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7327 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7328 Handle overlapping retval and newval.
7330 2016-03-10 Nick Clifton <nickc@redhat.com>
7333 * config/aarch64/aarch64.c
7334 (aarch64_override_options_after_change_1): When forcing
7335 flag_omit_frame_pointer to be true, use a special value that can
7336 be detected if this function is called again, thus preventing
7337 flag_omit_leaf_frame_pointer from being forced to be false.
7339 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7341 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7342 Set x_flag_omit_leaf_frame_pointer when handling
7343 -momit-leaf-frame-pointer.
7345 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7348 * cgraph.c (cgraph_node::dump): Dump split_part and
7349 indirect_call_target.
7350 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7351 * ipa.c (has_addr_references_p): Cleanup.
7352 (is_indirect_call_target_p): New.
7353 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7354 called indirectly as local.
7355 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7357 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7360 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7361 on cxa_pure_virtual.
7363 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7366 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7368 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7371 * tree.c (need_assembler_name_p): Only record main variant type names.
7373 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7376 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7377 Always define to 0 or 1.
7378 (TARGET_FIX_ERR_A53_843419): New macro.
7379 * config/aarch64/aarch64-elf-raw.h
7380 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7381 * config/aarch64/aarch64-linux.h: Likewise.
7382 * config/aarch64/aarch64.c
7383 (aarch64_override_options_after_change_1): Do not default
7384 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7386 (aarch64_attributes): Handle fix-cortex-a53-843419.
7387 (aarch64_can_inline_p): Likewise.
7388 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7390 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7391 Jakub Jelinek <jakub@redhat.com>
7393 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7394 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7395 DECL_COMMONS if flag_unconstrained_commons is set.
7396 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7397 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7398 (funconstrained-commons): Document.
7400 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7402 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
7403 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
7405 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
7407 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
7408 has a proper number of elements.
7410 2016-03-10 Alan Modra <amodra@gmail.com>
7412 PR rtl-optimization/69195
7413 PR rtl-optimization/47992
7414 * ira.c (recorded_label_ref): Delete.
7415 (update_equiv_regs): Return void.
7416 (indirect_jump_optimize): New function.
7417 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
7418 before regstat_compute_ri. Don't rebuild_jump_labels here.
7419 Delete update_regstat.
7421 2016-03-10 Richard Biener <rguenther@suse.de>
7423 PR tree-optimization/70128
7424 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7425 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
7427 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7429 PR tree-optimization/70152
7430 * tree-sra.c (replace_removed_params_ssa_names): Copy over
7431 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
7434 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
7435 instead of gen_sse2_loadlpd.
7436 * config/i386/sse.md (*vec_concatv2df): Rename to...
7437 (vec_concatv2df): ... this.
7439 PR tree-optimization/70127
7440 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
7442 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7446 * diagnostic-show-locus.c (compatible_locations_p): New function.
7447 (layout::layout): Sanitize ranges using compatible_locations_p.
7449 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7453 * diagnostic-show-locus.c (layout_range::layout_range): Replace
7454 location_range param with three const expanded_locations * and a
7456 (layout::layout): Replace call to
7457 rich_location::lazily_expand_location with get_expanded_location.
7458 Extract the range and perform location expansion here, passing
7459 the results to the layout_range ctor.
7460 * diagnostic.c (source_range::debug): Delete.
7461 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
7462 of rich_location::get_expanded_location.
7463 * gcc-rich-location.c (get_range_for_expr): Delete.
7464 (gcc_rich_location::add_expr): Reimplement to avoid the
7465 rich_location::add_range overload that took a location_range,
7466 passing a location_t instead.
7468 2016-03-09 Richard Biener <rguenther@suse.de>
7469 Jakub Jelinek <jakub@redhat.com>
7471 PR tree-optimization/70138
7472 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7473 Also skip vect_double_reduction_def.
7475 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7478 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
7479 if the operand is "m".
7481 2016-03-09 Nathan Sidwell <nathan@acm.org>
7483 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
7485 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7487 * config/i386/i386.c (processor_target_table): Fix cost table
7488 intialization order for znver1.
7490 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7492 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7493 - becuase -> because.
7494 * ipa-reference.c (ignore_module_statics): Likewise.
7495 * cgraph.c (cgraph_node::get_body): Likewise.
7496 * ipa-inline.c (early_inliner): Likewise.
7497 * ipa-devirt.c (types_same_for_odr): Likewise.
7498 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7499 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7501 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7503 * tree-ssa-math-opts.c: Fix typo in comment.
7505 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7508 * config/i386/i386.c (scalar_chain::make_vector_copies,
7509 scalar_chain::convert_reg): Call end_sequence in between
7510 get_insns and emit_conversion_insns rather than after both
7513 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
7516 * config/i386/i386.h (machine_function): Add
7517 pc_thunk_call_expanded flag.
7518 (ix86_pc_thunk_call_expanded): New define.
7519 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
7520 (*set_got): Rename insn pattern from set_got.
7521 (*set_got_labelled): Rename inst pattern from set_got_labelled.
7522 * config/i386/i386.c (ix86_compute_frame_layout): Use
7523 ix86_pc_thunk_call_expanded to prevent red-zone.
7525 2016-03-07 Martin Jambor <mjambor@suse.cz>
7527 * hsa.h (hsa_get_ctor_statements): Declare.
7528 (hsa_get_dtor_statements): Likewise.
7529 (hsa_get_kernel_dispatch_type): Likewise.
7530 * hsa.c (hsa_get_ctor_statements): New function.
7531 (hsa_get_dtor_statements): Likewise.
7532 (hsa_get_kernel_dispatch_type): Likewise.
7533 * hsa-brig.c (hsa_cdtor_statements): Removed.
7534 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
7535 hsa_get_dtor_statements.
7536 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
7537 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
7539 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
7541 * config/arm/arm-cores.def (cortex-r8): New.
7542 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
7543 * config/arm/arm-tune.md: Likewise.
7544 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
7546 2016-03-07 Martin Sebor <msebor@redhat.com>
7548 PR rtl-optimization/19705
7549 * doc/invoke.texi (Options That Control Optimization): Clarify
7550 -fno-branch-count-reg.
7552 2016-02-26 Richard Biener <rguenther@suse.de>
7553 Jeff Law <law@redhat.com>
7555 PR tree-optimization/69740
7556 * cfghooks.c (remove_edge): Request loop fixups if we delete
7557 an edge that might turn an irreducible loop into a natural
7559 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
7560 Move after definition of loops_state_clear.
7562 2016-03-07 Bin Cheng <bin.cheng@arm.com>
7564 PR rtl-optimization/69052
7565 * rtlanal.c (commutative_operand_precedence): Set higher precedence
7568 2016-03-07 Tom de Vries <tom@codesourcery.com>
7570 PR tree-optimization/70116
7571 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
7572 is_tm_ending stmts and ubsan/asan internal functions.
7573 (find_duplicate): Use it. Don't test is_tm_ending here.
7575 2016-03-07 Richard Biener <rguenther@suse.de>
7577 PR tree-optimization/70115
7578 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
7579 (propagate_constants_for_unrolling): Use replace_uses_by.
7581 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
7584 * omp-low.c (struct oacc_loop): Add ifns.
7585 (new_oacc_loop_raw): Initialize it.
7586 (finish_oacc_loop): Clear mask & flags if no ifns.
7587 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
7588 (oacc_loop_xform_loop): Add ifns arg & adjust.
7589 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
7591 2016-03-07 Richard Henderson <rth@redhat.com>
7594 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
7595 (insert_value_copy_on_edge): Likewise.
7597 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7599 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
7601 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7604 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
7606 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7608 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
7610 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7612 Fix sseimul type attribute.
7613 * config/i386/znver1.md
7614 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
7615 znver1_sseimul_avx256_load) : Fix the type attribute.
7616 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
7617 pipe usage and latency.
7619 2016-03-05 Jakub Jelinek <jakub@redhat.com>
7622 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
7623 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
7626 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7629 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
7631 PR rtl-optimization/69941
7632 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
7633 the reg share its mode.
7635 2016-03-04 Jeff Law <law@redhat.com>
7637 PR tree-optimization/69196
7638 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7639 If the both SSA_NAMEs are anonymous, then consider them unassociated
7640 and include the PHI in the statement count.
7642 2016-03-05 Tom de Vries <tom@codesourcery.com>
7644 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
7645 construct in oacc routine. Check for oacc region in oacc routine.
7647 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7650 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
7651 2016-02-22 changes, instead don't recurse if RECUR is already true.
7652 Don't change *dynamic_check if RECUR. Adjust recursive caller
7653 to pass true to the new argument.
7654 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
7657 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
7658 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
7660 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
7662 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7664 PR rtl-optimization/57676
7665 * lra-assigns.c (lra_assign): Guard test for maximum iterations
7668 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
7670 * tree-vect-patterns.c (search_type_for_mask): Handle
7671 comparison of booleans.
7673 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7675 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
7679 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
7680 all other ops that have dw_val_class_die_ref operands,
7681 and DW_OP_GNU_entry_value.
7683 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7685 PR rtl-optimization/69904
7686 * config/arm/arm.c (arm_cannot_copy_insn_p):
7687 Return true for load-exclusive instructions.
7689 2016-03-03 Jakub Jelinek <jakub@redhat.com>
7692 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
7693 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
7694 the pattern no matter if it is used just by non-pattern, pattern
7696 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
7697 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7698 oprnd1 def_stmt is in pattern, don't look through it.
7700 2016-03-03 Marek Polacek <polacek@redhat.com>
7703 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
7705 2016-03-03 Martin Liska <mliska@suse.cz>
7707 PR tree-optimization/70043
7708 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
7709 previous statement if we see a debug statement.
7711 2016-03-03 Richard Biener <rguenther@suse.de>
7713 PR tree-optimization/55936
7714 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
7715 parameter and guard unsafe equivalence use.
7716 (vrp_evaluate_conditional_warnv_with_ops): Always use
7717 safe equivalences but not via the quadratic compare_names
7720 2016-03-03 Michael Collison <michael.collison@linaro.org>
7723 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
7724 for operand 1 to s_register_operand. Change predicate for operand
7725 2 to arm_not_immediate_operand.
7727 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
7729 * doc/tm.texi: Regenerated.
7731 2016-03-02 Richard Henderson <rth@redhat.com>
7734 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
7735 simplification when all args are positive non-fixed registers.
7737 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7739 * target.def (lra_p): Specify that new ports should use LRA.
7741 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7744 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
7745 gimplify_type_sizes the type they refer to.
7746 (omp_notice_variable): Handle reference vars to VLAs.
7747 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
7748 reference to VLA decls in the second pass instead of first pass.
7750 2016-03-02 Tom de Vries <tom@codesourcery.com>
7752 PR tree-optimization/68659
7753 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
7754 new_expr == NULL_TREE.
7755 (get_new_name): Handle ADDR_EXPR.
7757 2016-03-02 Bin Cheng <bin.cheng@arm.com>
7759 PR rtl-optimization/69052
7760 * loop-invariant.c (canonicalize_address): New function.
7761 (inv_can_prop_to_addr_use): Check validity of address expression
7762 which is canonicalized by above function.
7764 2016-03-02 Alan Modra <amodra@gmail.com>
7767 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
7770 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7773 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
7774 (*movhi_internal): Put mask moves from and to memory separately
7775 from moves from/to GPRs.
7777 2016-03-02 Richard Biener <rguenther@suse.de>
7779 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
7780 GENERIC expressions in GIMPLE.
7782 2016-03-02 Richard Biener <rguenther@suse.de>
7784 * config/i386/i386.c (type_natural_mode): Fix typo.
7786 2016-03-02 Nick Clifton <nickc@redhat.com>
7788 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
7790 2016-03-02 Richard Biener <rguenther@suse.de>
7791 Uros Bizjak <ubizjak@gmail.com>
7794 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
7796 2016-03-02 Richard Biener <rguenther@suse.de>
7799 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
7801 2016-03-02 Marek Polacek <polacek@redhat.com>
7804 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
7805 "is promoted to" warning.
7807 2016-03-01 DJ Delorie <dj@redhat.com>
7809 * config.gcc: Deprecate mep-*.
7811 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
7814 * lra-constraints.c (regno_val_use_in): New.
7815 (match_reload): Use it instead of regno_use_in.
7817 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7819 PR rtl-optimization/70007
7820 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
7821 references present in REG_EQUAL notes attached to non-SET patterns.
7823 2016-03-01 Jeff Law <law@redhat.com>
7825 PR tree-optimization/69196
7826 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7827 Appropriately clamp the number of statements to copy when the
7828 thread path does not traverse a loop backedge.
7830 PR tree-optimization/69196
7831 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7832 Do count some PHIs in the thread path against the insn count. Decrease
7833 final statement count by one as the control statement in the last
7834 block will get removed. Remove special cased code for handling PHIs
7837 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
7840 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
7841 asm dialect alternatives to explicit GOTPCREL calls.
7843 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7846 * ira.c (do_reload): Issue warning for generic stack checking here...
7847 * reload1.c (reload): ...instead of here and streamline it.
7849 2016-03-01 Nick Clifton <nickc@redhat.com>
7851 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
7853 2016-03-01 Richard Biener <rguenther@suse.de>
7855 PR tree-optimization/69983
7856 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
7857 types and fall back to operand_equal_p.
7859 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7862 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7864 * config/s390/constraints.md ("jm8"): New constraint.
7865 * config/s390/predicates.md ("const_int_8bitset_operand"): New
7867 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
7869 ("*setmem_long<setmem_and>"): New pattern.
7870 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
7872 ("*setmem_long_31z<setmem_and>"): New pattern.
7873 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
7874 New substitution rules with the required attributes.
7877 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7880 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7882 * gensupport.c (process_substs_on_one_elem): Split loop to
7883 complete mark_operands_used_in_match_dup on all expressions in the
7885 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7886 and remove function.
7888 2016-03-01 Richard Biener <rguenther@suse.de>
7891 * fold-const.c (fold_indirect_ref_1): Fix range checking for
7892 vector BIT_FIELD_REF extract.
7894 2016-03-01 Richard Biener <rguenther@suse.de>
7896 PR tree-optimization/69994
7897 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
7899 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
7901 PR tree-optimization/69956
7902 * tree-vect-stmts.c (supportable_widening_operation): Support
7903 multi-step conversion of boolean vectors.
7904 (supportable_narrowing_operation): Likewise.
7906 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7908 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
7911 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7913 * config/s390/subst.md (DSI_VI): New mode iterator.
7914 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
7915 * config/s390/vector.md ("vec_set<mode>"): Move expander before
7916 the insn definition.
7917 ("*vec_set<mode>"): Change predicate and add alternative to
7918 support only either register or const_int operands as element
7920 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
7922 ("vec_extract<mode>"): New expander.
7923 ("*vec_extract<mode>"): New insn definition supporting reg and
7924 const_int element selectors.
7925 ("*vec_extract<mode>_plus"): New insn definition supporting
7926 reg+const_int element selectors.
7927 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
7928 following expander+insn definition.
7929 ("<vec_shifts_name><mode>3"): New expander.
7930 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
7932 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7934 * config/s390/s390.md ("*tabort_1"): Change predicate to
7935 nonmemory_operand. Add a second alternative to cover
7936 register as well as const int operands.
7937 ("*tabort_1_plus"): New pattern definition.
7939 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7941 * config/s390/s390.md ("*ashrdi3_cc_31")
7942 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
7943 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
7944 Merge insn definitions into ...
7945 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7946 New pattern definition.
7947 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
7948 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
7949 ("*ashr<mode>3_and"): Merge insn definitions into ...
7950 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7951 New pattern definition.
7952 * config/s390/subst.md ("addr_style_op_cc_subst")
7953 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
7954 substitutions patterns plus attributes.
7955 Add ashiftrt to SUBST iterator.
7957 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7959 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
7960 op2 to nonmemory_operand.
7961 ("*<shift>di3_31", "*<shift>di3_31_and"):
7962 Merge into single pattern definition ...
7963 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
7964 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
7965 pattern definition ...
7966 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
7967 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
7970 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7972 * config/s390/predicates.md (const_int_6bitset_operand): New
7974 * config/s390/s390.md: Include subst.md.
7975 ("rotl<mode>3"): New expander.
7976 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
7978 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
7979 * config/s390/subst.md: New file.
7981 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7983 * config/s390/s390.md ("op_type", "atype", "length" attributes):
7984 Remove RRR type. It doesn't really exist.
7985 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
7987 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
7988 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
7989 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
7990 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
7991 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
7992 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
7993 `enabled' attribute.
7995 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7997 * gensupport.c (process_substs_on_one_elem): Split loop to
7998 complete mark_operands_used_in_match_dup on all expressions in the
8000 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8001 and remove function.
8003 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8006 * config/sparc/sparc.c (NWORDS_UP): Rename to...
8007 (CEIL_NWORDS): ...this. Use CEIL macro.
8008 (compute_fp_layout): Adjust to above renaming.
8009 (function_arg_union_value): Likewise.
8010 (sparc_arg_partial_bytes): Likewise.
8011 (sparc_function_arg_advance): Likewise.
8013 2016-02-29 Jeff Law <law@redhat.com>
8015 PR tree-optimization/70005
8016 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
8017 where an object with a boolean range is compared against a value
8020 PR tree-optimization/69999
8021 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
8022 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
8025 2016-02-29 Richard Biener <rguenther@suse.de>
8027 PR tree-optimization/69994
8028 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
8029 (get_unary_op): Look through nop conversions.
8030 (ops_equal_values_p): New function, look for equality diregarding
8032 (eliminate_plus_minus_pair): Use ops_equal_values_p
8033 (repropagate_negates): Do not use get_unary_op here.
8035 2016-02-29 Martin Liska <mliska@suse.cz>
8037 * system.h: Poison ENABLE_CHECKING macro.
8039 2016-02-29 Martin Liska <mliska@suse.cz>
8041 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8042 is presented in dump flags.
8043 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8044 (hsa_regalloc): Likewise.
8046 2016-02-19 Richard Biener <rguenther@suse.de>
8048 PR tree-optimization/69980
8049 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8050 permutation of those we need to keep.
8052 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8055 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8056 (NWORDS_UP): ...this
8057 (init_cumulative_args): Minor tweaks.
8058 (sparc_promote_function_mode): Likewise.
8059 (scan_record_type): Delete.
8060 (traverse_record_type): New function template.
8061 (classify_data_t): New structure type.
8062 (classify_registers): New inline function.
8063 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8064 exhausted. Instantiate traverse_record_type on classify_registers and
8065 deal with the case of a structure passed in slot #15 with no FP field
8067 (assign_data_t): New structure type.
8068 (compute_int_layout): New static function.
8069 (compute_fp_layout): Likewise.
8070 (count_registers): New inline function.
8071 (assign_int_registers): New static function.
8072 (assign_fp_registers): Likewise.
8073 (assign_registers): New inline function.
8074 (function_arg_record_value_1): Delete.
8075 (function_arg_record_value_2): Likewise.
8076 (function_arg_record_value_3): Likewise.
8077 (function_arg_record_value): Adjust to above changes. Instantiate
8078 traverse_record_type on count_registers to first count the number of
8079 registers to be used and then on assign_registers to assign them.
8080 (function_arg_union_value): Adjust to above renaming.
8081 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8082 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8083 case of a structure passed in slot #15
8084 (sparc_function_arg_advance): Likewise.
8085 (function_arg_padding): Minor tweak.
8087 2016-02-29 Richard Biener <rguenther@suse.de>
8089 PR tree-optimization/69720
8090 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8091 the adjustment_def path for possibly vectorized defs.
8092 (vect_create_epilog_for_reduction): Handle vectorized initial
8095 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8097 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8099 2016-02-27 Jeff Law <law@redhat.com>
8102 2016-02-26 Richard Biener <rguenther@suse.de>
8103 Jeff Law <law@redhat.com>
8105 PR tree-optimization/69740
8106 * cfghooks.c (remove_edge): Request loop fixups if we delete
8107 an edge that might turn an irreducible loop into a natural
8110 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8112 PR rtl-optimization/69896
8113 * tree-vect-generic.c (get_compute_type): Avoid single element
8116 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8118 Rename the AArch64 tuning option and related functions to enable the
8119 Newton series for the reciprocal square root to reflect its
8120 approximative characteristic.
8122 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8123 function to "aarch64_emit_approx_rsqrt".
8124 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8125 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8126 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8127 (xgene1_tunings): Likewise.
8128 (use_rsqrt_p): Likewise.
8129 (aarch64_emit_swrsqrt): Use new function name.
8130 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8131 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8132 text explaining this option.
8133 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8135 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8138 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8139 complain about -mallow-movmisalign without -mvsx if
8140 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8142 2016-02-26 Joel Sherrill <joel@rtems.org>
8144 * config.gcc: Add x86_64-*-rtems*.
8145 * config/i386/rtems-64.h: New file.
8147 2016-02-26 Joel Sherrill <joel@rtems.org>
8149 * config.gcc: Add aarch64-*-rtems*.
8150 * config/aarch64/rtems.h: New file.
8152 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8155 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8156 shift amount using %h. Add comment.
8158 2016-02-26 Richard Biener <rguenther@suse.de>
8159 Jeff Law <law@redhat.com>
8161 PR tree-optimization/69740
8162 * cfghooks.c (remove_edge): Request loop fixups if we delete
8163 an edge that might turn an irreducible loop into a natural
8166 2016-02-26 Martin Jambor <mjambor@suse.cz>
8169 * tree-sra.c (sra_modify_assign): Do not remove loads of
8170 uninitialized aggregates to SSA_NAMEs.
8172 2016-02-26 Richard Henderson <rth@redhat.com>
8175 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8176 pseudo in case the target rtx matches the source of the left
8179 2016-02-26 Martin Jambor <mjambor@suse.cz>
8182 * hsa.h (hsa_type_packed_p): Declare.
8183 * hsa.c (hsa_type_packed_p): New function.
8184 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8186 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8187 * hsa-brig.c (emit_basic_insn): Likewise.
8189 2016-02-26 Martin Jambor <mjambor@suse.cz>
8192 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8194 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8196 2016-02-26 Martin Jambor <mjambor@suse.cz>
8198 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8199 hsa_op_with_type operands.
8200 (hsa_unsigned_type_for_type): Declare.
8201 * hsa.c (hsa_unsigned_type_for_type): New function.
8202 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8203 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8204 the finalizer. Do not emit extra move.
8206 2016-02-26 Martin Jambor <mjambor@suse.cz>
8208 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8209 atomic operations in private segment.
8211 2016-02-26 Martin Jambor <mjambor@suse.cz>
8213 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8214 statements to wi->info. Also disallow omp simd constructs.
8215 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8216 for not gridifying. Dump special string for omp_for.
8218 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8221 * config/aarch64/aarch64.c (aarch64_set_current_function):
8222 Save/restore target globals when switching to
8223 target_option_default_node.
8225 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8228 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8229 Return 0 if !SHIFT_COUNT_TRUNCATED.
8231 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8232 Eric Botcazou <ebotcazou@adacore.com>
8234 PR rtl-optimization/69891
8235 * dse.c (scan_insn): If we can't figure out memset arguments
8236 or they are non-constant, call clear_rhs_from_active_local_stores.
8238 2016-02-26 Martin Liska <mliska@suse.cz>
8240 * doc/extend.texi: Mention clog10, clog10f an clog10l
8241 in Builtins section.
8243 2016-02-26 Martin Liska <mliska@suse.cz>
8245 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8247 (resolve_args_picking_1): Likewise.
8248 * dwarf2out.h (struct GTY): Likewise.
8250 2016-02-26 Martin Liska <mliska@suse.cz>
8252 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8254 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8256 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8257 Martin Liska <mliska@suse.cz>
8259 * doc/install.texi: Mention --enable-valgrind-annotations.
8261 2016-02-26 Richard Biener <rguenther@suse.de>
8263 PR tree-optimization/69551
8264 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8265 looking through aliases adjust DECL_PT_UID to refer to the
8266 ultimate alias target.
8268 2016-02-25 Martin Liska <mliska@suse.cz>
8271 * alloc-pool.c (after_memory_report): New variable.
8272 * alloc-pool.h (base_pool_allocator ::release): Do not use
8273 the infrastructure if after_memory_report.
8274 * toplev.c (toplev::main): Mark after memory report.
8276 2016-02-25 Richard Biener <rguenther@suse.de>
8278 PR tree-optimization/48795
8279 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8281 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8284 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8285 offloading is enabled and -fopenacc or -fopenmp is specified.
8286 (CRTOFFLOADEND): Likewise.
8287 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8288 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8289 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8290 (offload_objects_file_name): New static var.
8291 (tool_cleanup): Remove offload_objects_file_name file.
8292 (find_offloadbeginend): Replace with ...
8293 (find_crtoffloadtable): ... this.
8294 (run_gcc): Remove offload_argc and offload_argv.
8295 Get offload_objects_file_name from -foffload-objects=... option.
8296 Read names of object files with offload from this file, pass them to
8297 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8298 don't pass offloadbegin and offloadend to the linker. Don't pass
8299 offload non-LTO files to the linker, because now they're not claimed.
8301 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8304 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8305 on builtin_unreachable.
8307 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8309 PR rtl-optimization/69896
8310 * regcprop.c: Include cfgrtl.h.
8311 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8312 than remembered mode, either delete it (if noop_move_p), or
8313 treat like copy_p but not noop_p instruction.
8315 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8318 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8319 - allow NULL decl for Fortran DW_TAG_common_block variables.
8321 2016-02-24 Jason Merrill <jason@redhat.com>
8323 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8325 2016-02-24 Richard Biener <rguenther@suse.de>
8326 Jakub Jelinek <jakub@redhat.com>
8329 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8330 conditionally executed ops to well-defined overflow behavior.
8332 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8335 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8338 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8340 PR rtl-optimization/69886
8341 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8342 argument. Use it when checking validity of set instructions.
8343 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8344 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8346 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8347 * store-motion.c (find_moveable_store): Update
8348 can_assign_to_reg_without_clobbers_p callsite.
8350 2016-02-24 Richard Biener <rguenther@suse.de>
8353 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8355 (record_nonwrapping_iv): Do not fall back to the low/high bound
8356 for non-constant IV bases if the stmt is not always executed.
8358 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8360 * config/arm/arm-cores.def (cortex-a32): New entry.
8361 * config/arm/arm-tables.opt: Regenerate.
8362 * config/arm/arm-tune.md: Regenerate.
8363 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8364 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8365 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8366 for -mcpu and -mtune.
8368 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8371 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8372 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8373 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8374 (atomic_loaddi_1): Delete.
8375 (atomic_loaddi): Rewrite expander using the above changes.
8377 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8380 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8383 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8384 Richard Biener <rguenth@suse.de>
8387 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8388 set_mem_attributes if tem is SSA_NAME which got expanded
8391 2016-02-24 Richard Biener <rguenther@suse.de>
8393 PR tree-optimization/69907
8394 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8395 end of permutations for BB vectorization.
8397 2016-02-24 Christian Bruel <christian.bruel@st.com>
8399 * config/arm/arm-c.c (arm_option_override): Initialize
8400 target_option_current_node.
8401 * config/arm/arm.c (arm_pragma_target_parse): Replace
8402 build_target_option_node call by target_option_current_node.
8403 Set target_option_current_node.
8406 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
8409 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
8410 define_insn_and_split to define_insn.
8411 (zero_extendqi<mode>2_dot2): Same.
8412 (extendqi<mode>2_dot): Same.
8413 (extendqi<mode>2_dot2): Same.
8415 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8417 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
8418 and add bypass for AES{D,E} and AESMC pairs.
8419 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8422 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8424 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
8425 series for reciprocal square root in Exynos M1.
8427 2016-02-23 Martin Sebor <msebor@redhat.com>
8430 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
8431 __builtin_alloca_with_align.
8433 2016-02-23 Richard Henderson <rth@redhat.com>
8435 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
8436 (ix86_register_pragmas): Remove __seg_tls.
8437 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
8438 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
8439 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
8440 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
8441 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
8442 * doc/extend.texi (__seg_tls): Remove item.
8444 2016-02-23 Richard Biener <rguenther@suse.de>
8446 * alloc-pool.h (struct allocation_object): Make id member
8447 conditional on CHECKING_P again.
8448 (get_instance): Adjust.
8449 (base_pool_allocator): Likewise.
8451 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
8453 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
8454 (parallelize_loops): In OpenACC kernels mode, set n_threads to
8456 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8458 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
8460 2016-02-23 Richard Biener <rguenther@suse.de>
8462 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
8463 * bitmap.h (struct bitmap_usage): Likewise.
8464 (bitmap_move): Declare.
8465 * bitmap.c (register_overhead): Take size_t argument.
8466 (bitmap_move): New function.
8467 * df-problems.c (df_rd_transfer_function): Use bitmap_move
8468 to properly account overhead.
8469 * tree.c (free_node): Use tree_size.
8471 2016-02-23 Jakub Jelinek <jakub@redhat.com>
8474 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
8475 when inverting comparison.
8478 * common.opt (Wunreachable-code): Add Warning flag.
8480 2016-02-23 Mark Wielaard <mjw@redhat.com>
8481 Jakub Jelinek <jakub@redhat.com>
8484 * cgraphunit.c (check_global_declaration): Check main_input_filename
8485 and DECL_SOURCE_FILE are not NULL.
8487 2016-02-23 Martin Jambor <mjambor@suse.cz>
8489 PR tree-optimization/69666
8490 * tree-sra.c (sra_modify_assign): Do not attempt to create
8491 default_def replacements for unscalarizable regions.
8493 2016-02-20 Mark Wielaard <mjw@redhat.com>
8496 * cgraphunit.c (check_global_declaration): Check level of
8497 warn_unused_const_variable and main_input_filename.
8498 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8499 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8500 (-Wunused-const-variable): Explain levels 1 and 2.
8502 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8505 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
8506 identical arguments. Formatting and spelling fixes.
8509 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
8514 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
8515 and m68k-devices.def.
8516 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
8517 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
8519 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
8521 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
8522 and HImode registers.
8524 2016-02-22 Richard Biener <rguenther@suse.de>
8526 PR tree-optimization/69882
8527 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
8528 preserve permutations present because of gaps.
8529 (vect_supported_load_permutation_p): Always continue checking
8530 permutations after vect_attempt_slp_rearrange_stmts.
8532 2016-02-22 Bin Cheng <bin.cheng@arm.com>
8534 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
8535 min_profitable_estimate, rather than min_profitable_iters.
8537 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8540 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
8541 SImode for last match_operand.
8543 2016-02-22 Martin Liska <mliska@suse.cz>
8545 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
8546 return bitsize - 1 as the return value.
8548 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
8552 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
8553 Handle negative shift counts.
8554 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
8555 force_reg on the shift constant.
8556 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
8557 (lshrsi3_d): Handle negative shift counts.
8559 2016-02-22 Richard Biener <rguenther@suse.de>
8560 Tom de Vries <tom@codesourcery.com>
8562 * graph.c: Include dumpfile.h.
8563 (print_graph_cfg): Split into three overloads.
8564 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
8566 2016-02-22 Tom de Vries <tom@codesourcery.com>
8568 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
8571 2016-02-22 Richard Biener <rguenther@suse.de>
8574 * ipa-inline-transform.c (inline_call): When not updating
8575 overall summaries adjust self size by the growth estimate.
8576 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
8577 hash-set, do not update overall summaries here. Renamed from ...
8578 (inline_to_all_callers): ... this which is now wrapping the
8579 above and performing delayed overall summary update.
8580 (early_inline_small_functions): Delay updating of the overall
8583 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
8585 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
8588 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8591 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
8592 :%* in %:gt() argument.
8593 (greater_than_spec_func): Adjust for expecting only numbers,
8594 if there are more than two numbers, compare the last two.
8596 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
8598 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
8599 -Wnarrowing with -std.
8601 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8604 * expr.c (store_field): Don't use bit-field path if exp is
8605 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
8606 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
8607 and the assignment can be performed by bitwise copy. Formatting
8611 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
8612 call copy_reg_eh_region_note_forward on before and/or after sequences
8613 and remove note from insn if it no longer can throw.
8616 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
8619 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8621 * config/s390/vector.md: Add missing commutative operand markers
8622 to the patterns which qualify for one.
8623 * config/s390/vx-builtins.md: Likewise.
8625 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8627 * config/s390/vector.md (VI, VI_QHS): Add single element vector
8628 types to mode iterators.
8629 (vec_double): ... and mode attribute.
8630 * config/s390/vx-builtins.md (non_vec_int): Likewise.
8632 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8634 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
8635 Change the predicate of op2 from nonimmediate to general and let
8636 reload fix it if necessary.
8638 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8640 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
8642 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8644 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
8647 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8649 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
8650 * config/s390/s390.c (s390_expand_vec_movstr): New function.
8651 * config/s390/s390.md ("movstr<P:mode>"): Call
8652 s390_expand_vec_movstr.
8654 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8656 * config/s390/s390.md: Add missing output modifier for operand 1
8657 to print it as address properly.
8659 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8661 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
8662 * config/s390/2964.md: New file.
8663 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
8664 of insn grouping attributes depending on the CPU level.
8665 (s390_get_unit_mask): New function.
8666 (s390_sched_score): Remove the OOO from the scheduling macros.
8667 Add loop to calculate a score for the instruction mix.
8668 (s390_sched_reorder): Likewise plus improve debug output.
8669 (s390_sched_variable_issue): Rename macros as above. Calculate
8670 the unit distances after actually scheduling an insn. Improve
8672 (s390_sched_init): Clear last_scheduled_unit_distance array.
8673 * config/s390/s390.md: Include 2964.md.
8675 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8678 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
8679 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
8680 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
8681 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
8682 *avx512f_<code>v8div16qi2_mask_1): New insns.
8684 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8687 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
8690 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
8691 earlyclobber from target. Use wF constraint for fused memory
8693 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
8695 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8696 Martin Liska <mliska@suse.cz>
8699 * cfgexpand.c (asan_sanitize_stack_p): New function.
8700 (partition_stack_vars): Use the function.
8701 (expand_stack_vars): Likewise.
8702 (defer_stack_allocation): Likewise.
8703 (expand_used_vars): Likewise.
8705 2016-02-18 Richard Biener <rguenther@suse.de>
8708 * fold-const.c (operand_equal_p): Properly compare offsets for
8709 IMAGPART_EXPR and ARRAY_REF.
8711 2016-02-18 Nick Clifton <nickc@redhat.com>
8715 * config/arm/arm.c (arm_option_override_internal): Disable
8716 interworking if the target does not support thumb instructions.
8717 (arm_reload_in_hi): Handle the case where a register to register
8718 move needs reloading because there is no simple pattern to handle
8720 (arm_reload_out_hi): Likewise.
8722 2016-02-18 Richard Biener <rguenther@suse.de>
8725 * match.pd: Don't use fold_binary or fold_unary for folding
8728 2016-02-17 Jakub Jelinek <jakub@redhat.com>
8731 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
8732 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
8733 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
8734 warn on gimple_no_warning_p statements.
8736 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
8738 * doc/extend.texi (C++ Attributes): Correct description of
8739 warn_unused type attribute.
8741 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8743 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
8744 correct instruction.
8746 2016-02-17 Richard Biener <rguenther@suse.de>
8748 PR rtl-optimization/69609
8749 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
8750 (find_traces_1_round): When ending a trace update cached priority
8752 (bb_to_key): Use cached priority when available.
8753 (copy_bb): Initialize cached priority.
8754 (reorder_basic_blocks_software_trace_cache): Likewise.
8756 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8759 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
8761 (aarch64_comparison_operator): Break overly long line into two.
8762 (aarch64_comparison_operation): Likewise.
8763 * config/aarch64/aarch64.md (cstorecc4): Use
8764 aarch64_comparison_operator_mode instead of
8765 aarch64_comparison_operator.
8766 (cstore<mode>4): Likewise.
8767 (aarch64_cstore<mode>): Likewise.
8768 (*cstoresi_insn_uxtw): Likewise.
8769 (cstore<mode>_neg): Likewise.
8770 (*cstoresi_neg_uxtw): Likewise.
8772 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8775 * config/arm/predicates.md (arm_comparison_operator_mode):
8777 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
8778 instead of arm_comparison_operator.
8779 (*mov_negscc): Likewise.
8780 (*mov_notscc): Likewise.
8781 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
8782 (*thumb2_mov_negscc): Likewise.
8783 (*thumb2_mov_negscc_strict_it): Likewise.
8784 (*thumb2_mov_notscc): Likewise.
8785 (*thumb2_mov_notscc_strict_it): Likewise.
8787 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
8789 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
8792 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
8794 * config/visium/visium.c (machine_libfunc_index): New enum.
8795 (machine_libfuncs): New structure.
8796 (visium_libfuncs): New static variable.
8797 (TARGET_INIT_LIBFUNCS): Define to...
8798 (visium_init_libfuncs): ...this. New function.
8799 (expand_block_move_4): Use the appropriate libfunc.
8800 (expand_block_move_2): Likewise.
8801 (expand_block_move_1): Likewise.
8802 (expand_block_set_4): Likewise.
8803 (expand_block_set_2): Likewise.
8804 (expand_block_set_1): Likewise.
8805 (visium_trampoline_init): Likewise.
8807 2016-02-17 Nick Clifton <nickc@redhat.com>
8809 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
8810 TI's devices.csv file as of March 2016.
8812 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
8815 * opts-global.c (handle_common_deferred_options): Introduce and
8816 initialize two global variables to remember command-line options
8817 specifying a stack-limiting register.
8818 * opts.h: Add extern declarations of the two new global variables.
8819 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
8820 variable based on the values of the two new global variables.
8822 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8825 * common.opt (Wnonnull-compare): New warning.
8826 * doc/invoke.texi (-Wnonnull): Remove text about comparison
8827 of arguments against NULL.
8828 (-Wnonnull-compare): Document.
8829 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
8830 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
8831 * passes.def (pass_warn_nonnull_compare): Add.
8832 * gimple-ssa-nonnull-compare.c: New file.
8834 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8836 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
8837 AARCH64_EXTRA_TUNE_RECIP_SQRT.
8839 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8841 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
8842 reciprocal sqrt for -mlow-precision-recip-sqrt.
8844 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8845 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8847 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
8848 always use lane loads to construct non-constant vectors.
8850 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8852 * config/aarch64/aarch64.md
8853 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
8854 constraints for operand 3.
8855 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
8857 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8858 Richard Biener <rguenther@suse.de>
8860 PR tree-optimization/69820
8861 * tree-vect-patterns.c (type_conversion_p): Return false if
8862 *orig_type is unsigned single precision or boolean.
8863 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
8866 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8868 PR rtl-optimization/69764
8869 PR rtl-optimization/69771
8870 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
8871 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
8873 2016-02-16 Richard Biener <rguenther@suse.de>
8875 PR tree-optimization/69776
8876 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
8878 (indirect_refs_may_alias_p): Likewise.
8879 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
8880 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
8881 according to tbaa_p.
8882 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
8883 (optimize_stmt): For redundant store discovery do not allow tbaa.
8885 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
8887 PR tree-optimization/69714
8888 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
8889 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
8891 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
8893 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
8894 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
8895 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
8896 * config/arc/arc.c (arc_init): Check FPU options.
8897 (get_arc_condition_code): Handle new CC_FPU* modes.
8898 (arc_select_cc_mode): Likewise.
8899 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
8900 register pair only. Allow access for ARCv2 accumulator.
8901 (gen_compare_reg): Whenever we have FPU support use FPU compare
8903 (arc_reorg): Don't generate brcc insns when FPU compare
8904 instructions are involved.
8905 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
8906 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
8907 floating point emulation.
8908 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
8909 (REVERSE_CONDITION): Add new CC_FPU* modes.
8910 (TARGET_FP_SP_BASE): Define.
8911 (TARGET_FP_DP_BASE): Likewise.
8912 (TARGET_FP_SP_FUSED): Likewise.
8913 (TARGET_FP_DP_FUSED): Likewise.
8914 (TARGET_FP_SP_CONV): Likewise.
8915 (TARGET_FP_DP_CONV): Likewise.
8916 (TARGET_FP_SP_SQRT): Likewise.
8917 (TARGET_FP_DP_SQRT): Likewise.
8918 (TARGET_FP_DP_AX): Likewise.
8919 * config/arc/arc.md (ARCV2_ACC): New constant.
8920 (type): New fpu type attribute.
8921 (SDF): Conditional iterator.
8922 (cstore<mode>, cbranch<mode>): Change expand condition.
8923 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
8924 handles FPU/FPX cases as well.
8925 * config/arc/arc.opt (mfpu): New option.
8926 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
8928 (adddf3, muldf3, subdf3): Removed.
8929 * config/arc/predicates.md (proper_comparison_operator): Recognize
8931 * config/arc/fpu.md: New file.
8932 * doc/invoke.texi (ARC Options): Document mfpu option.
8934 2016-02-16 Richard Biener <rguenther@suse.de>
8936 PR rtl-optimization/69291
8937 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
8938 noce_operand_ok check.
8940 2016-02-16 Tom de Vries <tom@codesourcery.com>
8943 * omp-low.c (simd_clone_create): Remove call to
8944 symtab->call_cgraph_insertion_hooks.
8946 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8948 PR tree-optimization/69802
8949 * tree-ssa-reassoc.c (update_range_test): If op is
8950 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
8951 op == 1 test of precision 1 integral op, otherwise handle
8952 that case as op itself. Fix up formatting.
8953 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
8956 2016-02-16 Richard Biener <rguenther@suse.de>
8958 PR tree-optimization/69586
8959 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
8960 types for conversion sources.
8962 2016-02-16 Richard Biener <rguenther@suse.de>
8965 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
8966 mask OEP_ADDRESS_OF.
8968 2016-02-16 Alan Modra <amodra@gmail.com>
8971 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
8972 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
8973 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
8975 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
8976 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
8977 (p8_fmrgow_<mode>): Likewise.
8978 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
8980 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
8981 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
8982 to use movdi_internal64. Remove op0_di.
8983 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
8985 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
8987 Add support for the FCCMP insn types
8989 * config/aarch64/aarch64.md (fccmp): Change insn type.
8991 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
8992 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
8993 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
8994 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
8995 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
8996 * config/arm/types.md (fccmps): Add new insn type.
8999 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
9001 * alias.c (get_alias_set): Fix a typo in comment.
9003 2016-02-15 Richard Biener <rguenther@suse.de>
9005 PR tree-optimization/69595
9006 * match.pd: Complete range test simplification to true.
9008 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
9010 PR rtl-optimization/69648
9011 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
9012 pic_offset_table_rtx.
9014 PR rtl-optimization/69752
9015 * ira.c (update_equiv_regs): When looking for more than a single SET,
9016 also take other side effects into account.
9018 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9020 * config/s390/s390.c (s390_function_profiler): Add a new sequence
9021 for z900+ CPUs in 31-bit mode.
9023 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9025 * common/config/s390/s390-common.c (s390_supports_split_stack):
9027 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
9028 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
9029 * config/s390/s390.c (struct machine_function): New field
9030 split_stack_varargs_pointer.
9031 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
9032 in s390_emit_prologue.
9033 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9035 (morestack_ref): New global.
9036 (SPLIT_STACK_AVAILABLE): New macro.
9037 (s390_expand_split_stack_prologue): New function.
9038 (s390_live_on_entry): New function.
9039 (s390_va_start): Use split-stack vararg pointer if appropriate.
9040 (s390_asm_file_end): Emit the split-stack note sections.
9041 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9042 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9043 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9044 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9045 (split_stack_prologue): New expand.
9046 (split_stack_space_check): New expand.
9047 (split_stack_data): New insn.
9048 (split_stack_call): New expand.
9049 (split_stack_call_*): New insn.
9050 (split_stack_cond_call): New expand.
9051 (split_stack_cond_call_*): New insn.
9053 2016-02-15 Richard Biener <rguenther@suse.de>
9055 PR tree-optimization/69783
9056 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9057 Add trivially correct cases.
9059 2016-02-15 Tom de Vries <tom@codesourcery.com>
9062 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9064 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9066 2016-02-15 Richard Biener <rguenther@suse.de>
9068 PR tree-optimization/69776
9069 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9070 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9071 indicate whether we can use TBAA to disambiguate against stores.
9072 Use alias-set zero if not.
9073 (visit_reference_op_store): Do not use TBAA when looking up
9075 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9076 (eliminate_dom_walker::before_dom_children): But not when looking
9077 up redundant stores.
9079 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9081 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9083 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9085 * config/i386/znver1.md
9086 (znver1_pop, znver1_pop_mem,
9087 znver1_load_imov_double_store,
9088 znver1_load_imov_direct_store,
9089 znver1_load_imov_direct_load,
9090 znver1_load_imov_double_load): Add new.
9091 (znver1_insn, znver1_insn_load): Add icmov type.
9093 znver1_sseavx_fma_load,
9095 znver1_avx256_fma_load): Fix pipe usage.
9097 2016-02-14 Alan Modra <amodra@gmail.com>
9100 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9101 with an invalid hard reg, reload just the reg not the entire
9102 pre/post-inc/dec address expression.
9104 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9107 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9108 fixed R1_REG scratch reg.
9109 (sibcall_value_pcrel_fdpic): Likewise.
9111 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9115 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9117 2016-02-12 Walter Lee <walt@tilera.com>
9119 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9120 * config/tilegx/t-tilegx: Likewise.
9122 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9125 * diagnostic-show-locus.c (struct line_span): New struct.
9126 (layout::get_first_line): Delete.
9127 (layout::get_last_line): Delete.
9128 (layout::get_num_line_spans): New member function.
9129 (layout::get_line_span): Likewise.
9130 (layout::print_heading_for_line_span_index_p): Likewise.
9131 (layout::get_expanded_location): Likewise.
9132 (layout::calculate_line_spans): Likewise.
9133 (layout::m_first_line): Delete.
9134 (layout::m_last_line): Delete.
9135 (layout::m_line_spans): New field.
9136 (layout::layout): Update comment. Replace m_first_line and
9137 m_last_line with m_line_spans, replacing their initialization
9138 with a call to calculate_line_spans.
9139 (diagnostic_show_locus): When printing source lines and
9140 annotations, rather than looping over a single span
9141 of lines, instead loop over each line_span within
9142 the layout, with an inner loop over the lines within them.
9143 Call the context's start_span callback when changing line spans.
9144 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9145 (diagnostic_build_prefix): Break out the building of the location
9146 part of the string into...
9147 (diagnostic_get_location_text): ...this new function, rewriting
9148 it from nested ternary expressions to a sequence of "if"
9150 (default_diagnostic_start_span_fn): New function.
9151 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9152 (diagnostic_context::start_span): New field.
9153 (default_diagnostic_start_span_fn): New prototype.
9155 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9158 * gcc.c (driver::finalize): Fix cleanup of "specs".
9160 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9164 * gcc.c (driver::driver): Initialize m_option_suggestions.
9165 (driver::~driver): Clean up m_option_suggestions.
9166 (suggest_option): Convert to...
9167 (driver::suggest_option): ...this, and split out into
9168 driver::build_option_suggestions and find_closest_string.
9169 (driver::build_option_suggestions): New function, from
9170 first half of suggest_option. Special-case
9171 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9172 the sanitizer_opts array. For options of enum types, add the
9173 various enum values to the candidate strings.
9174 (driver::handle_unrecognized_options): Remove "const".
9175 * gcc.h (driver::handle_unrecognized_options): Likewise.
9176 (driver::build_option_suggestions): New decl.
9177 (driver::suggest_option): New decl.
9178 (driver::m_option_suggestions): New field.
9179 * opts-common.c (add_misspelling_candidates): New function.
9180 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9181 and make non-static.
9182 * opts.h (sanitizer_opts): New array decl.
9183 (add_misspelling_candidates): New function decl.
9184 * spellcheck.c (find_closest_string): New function.
9185 * spellcheck.h (find_closest_string): New function decl.
9187 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9189 PR rtl-optimization/69764
9190 PR rtl-optimization/69771
9191 * optabs.c (expand_binop_directly): For shift_optab_p, force
9192 convert_modes with VOIDmode if xop1 has VOIDmode.
9194 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9197 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9198 to correctly determine instrumentation thunks.
9200 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9203 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9204 type by reference, force lhs on the call.
9207 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9208 Compute retval and retbnd early in all cases if split_part_return_p
9209 and return_bb is not EXIT. Remove all clobber stmts and reset
9210 all debug stmts that refer to SSA_NAMEs defined in split part,
9211 except if it is retval, in that case replace the old retval with the
9212 lhs of the call to the split part.
9214 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9217 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9220 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9221 whose result is used in PHI.
9222 (maybe_optimize_range_tests): Likewise.
9223 (final_range_test_p): Likweise.
9225 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9228 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9229 whose result is used in PHI.
9230 (maybe_optimize_range_tests): Likewise.
9231 (final_range_test_p): Likweise.
9233 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9235 * cgraph.c: Spelling fixes - behaviour -> behavior and
9236 neighbour -> neighbor.
9237 * target.def: Likewise.
9238 * sel-sched.c: Likewise.
9239 * config/mips/mips.c: Likewise.
9240 * config/arc/arc.md: Likewise.
9241 * config/arm/cortex-a57.md: Likewise.
9242 * config/arm/arm.c: Likewise.
9243 * config/arm/neon.md: Likewise.
9244 * config/arm/arm-c.c: Likewise.
9245 * config/vms/vms-c.c: Likewise.
9246 * config/s390/s390.c: Likewise.
9247 * config/i386/znver1.md: Likewise.
9248 * config/i386/i386.c: Likewise.
9249 * config/ia64/hpux-unix2003.h: Likewise.
9250 * config/msp430/msp430.md: Likewise.
9251 * config/rx/rx.c: Likewise.
9252 * config/rx/rx.md: Likewise.
9253 * config/aarch64/aarch64-simd.md: Likewise.
9254 * config/aarch64/aarch64.c: Likewise.
9255 * config/nvptx/nvptx.c: Likewise.
9256 * config/bfin/bfin.c: Likewise.
9257 * config/cris/cris.opt: Likewise.
9258 * config/rs6000/rs6000.c: Likewise.
9259 * target.h: Likewise.
9260 * spellcheck.c: Likewise.
9261 * ira-build.c: Likewise.
9262 * tree-inline.c: Likewise.
9263 * builtins.c: Likewise.
9264 * lra-constraints.c: Likewise.
9265 * explow.c: Likewise.
9266 * hwint.h: Likewise.
9267 * targhooks.c: Likewise.
9268 * tree-vect-data-refs.c: Likewise.
9270 * doc/tm.texi: Likewise.
9271 * doc/extend.texi: Likewise.
9272 * doc/install.texi: Likewise.
9273 * doc/md.texi: Likewise.
9274 * tree-ssa-tail-merge.c: Likewise.
9275 * sched-int.h: Likewise.
9276 * match.pd: Likewise.
9277 * sched-ebb.c: Likewise.
9278 * target.def (omit_struct_return_reg): Likewise.
9279 * gimple-ssa-isolate-paths.c: Likewise.
9280 (find_implicit_erroneous_behaviour): Renamed to...
9281 (find_implicit_erroneous_behavior): ... this.
9282 (find_explicit_erroneous_behaviour): Renamed to...
9283 (find_explicit_erroneous_behavior): ... this.
9284 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9286 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9288 PR rtl-optimization/64682
9289 PR rtl-optimization/69567
9290 PR rtl-optimization/69737
9291 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9292 in I2 as well, just lose it.
9294 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9296 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9298 (aarch64_last_printed_tune_string): Likewise.
9299 (aarch64_declare_function_name): Only output .arch assembler
9300 directive if it will be different from the previously output
9301 directive. Same for .tune comment but only if -dA is set.
9302 (aarch64_start_file): New function.
9303 (TARGET_ASM_FILE_START): Define.
9305 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9308 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9310 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9313 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9314 -Wmaybe-uninitialized warning.
9316 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9319 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9321 2016-02-11 Richard Biener <rguenther@suse.de>
9323 PR rtl-optimization/69291
9324 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9325 subexpressions affected by changing the result.
9327 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9330 * lra-constraints.c (curr_insn_transform): Find in/out operands
9331 for secondary memory moves. Update dups.
9333 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9335 PR tree-optimization/69652
9336 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9337 to nested loop, did source re-formatting, skip debug statements,
9338 add check on statement with volatile operand, remove dead scalar
9341 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9342 Patrick Palka <ppalka@gcc.gnu.org>
9346 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9347 calls if the return type is TREE_ADDRESSABLE.
9348 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9349 * ipa-split.c (split_function): Fix doubled "we" in comment.
9350 Use void return type for the split part even if
9351 !split_point->split_part_set_retval.
9353 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9355 PR tree-optimization/68021
9356 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9357 when computing the value of biv cand by itself.
9359 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9361 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9362 (cortexa57_tunings): Likewise.
9363 (cortexa72_tunings): Likewise.
9364 (arch_macro_fusion_pair_p): Add support for AES fusion.
9365 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9366 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9367 Allow virtual registers before reload so early scheduling works.
9368 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9369 correct latency and pipeline.
9370 (cortex_a57_crypto_complex): Likewise.
9371 (cortex_a57_crypto_xor): Likewise.
9372 (define_bypass): Add AES bypass.
9374 2016-02-10 Richard Biener <rguenther@suse.de>
9376 PR tree-optimization/69726
9377 * passes.def: Add DCE pass before late uninit.
9378 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9379 really fixup if-conversions job.
9381 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9383 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9384 (arm_cortex_a57_tune): Likewise.
9385 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9386 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9388 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9390 * timevar.def (TV_PHASE_DBGINFO): Delete.
9391 (TV_PHASE_CHECK_DBGINFO): Likewise.
9392 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9394 2016-02-10 Richard Biener <rguenther@suse.de>
9396 PR tree-optimization/69719
9397 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9398 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
9400 2016-02-09 Andrew Pinski <apinski@cavium.com>
9403 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
9404 get_vcond_mask_icode returns false.
9406 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9409 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
9410 an ADDIS that adds a pointer to a large constant that sets the
9411 upper16 bits with a load operation.
9413 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9416 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
9418 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
9420 (vzipq_s16): Likewise.
9421 (vzipq_s32): Likewise.
9422 (vzipq_f32): Likewise.
9423 (vzipq_u8): Likewise.
9424 (vzipq_u16): Likewise.
9425 (vzipq_u32): Likewise.
9426 (vzipq_p8): Likewise.
9427 (vzipq_p16): Likewise.
9429 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9432 * config/arm/arm.c (neon_endian_lane_map): New function.
9433 (neon_vector_pair_endian_lane_map): New function.
9434 (arm_evpc_neon_vuzp): Allow for big endian lane order.
9435 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
9437 (vuzpq_s16): Likewise.
9438 (vuzpq_s32): Likewise.
9439 (vuzpq_f32): Likewise.
9440 (vuzpq_u8): Likewise.
9441 (vuzpq_u16): Likewise.
9442 (vuzpq_u32): Likewise.
9443 (vuzpq_p8): Likewise.
9444 (vuzpq_p16): Likewise.
9446 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
9449 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
9452 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
9454 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
9455 truncate const_int operand 1 to QImode.
9457 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
9459 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
9460 corresponding to an abnormal edge.
9462 2016-02-09 Tom de Vries <tom@codesourcery.com>
9464 PR tree-optimization/69599
9465 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
9467 (find_func_aliases_for_builtin_call, find_func_clobbers)
9468 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
9471 2016-02-09 Richard Biener <rguenther@suse.de>
9473 PR tree-optimization/69715
9474 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
9475 LHS on calls as non-rewritable.
9477 2016-02-09 Tom de Vries <tom@codesourcery.com>
9480 * lto-wrapper.c (append_diag_options): New function.
9481 (compile_offload_image): Call append_diag_options.
9483 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
9486 * doc/extend.texi (Flag Output Operands): Correct sectioning.
9487 Minor copy-edit to fix verb tenses.
9489 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9491 PR tree-optimization/69209
9492 * ipa-split.c (split_function): If split part is not
9493 returning retval, retval has gimple type but is not
9494 gimple value, force it into a SSA_NAME first.
9496 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9498 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9501 2016-02-08 Jason Merrill <jason@redhat.com>
9504 * convert.c (convert_to_integer_1): Check dofold on truncation
9506 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
9507 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
9508 Rename from *_nofold.
9509 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
9510 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
9512 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
9515 * tree.c (build_common_tree_nodes): Remove short_double argument.
9516 All callers changed.
9517 * tree.h (build_common_tree_nodes): Adjust declaration.
9518 * doc/invoke.texi (-fshort-double): Remove documentation.
9519 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9520 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
9521 * lto-wrapper.c (merge_and_complain, append_compiler_options)
9522 (append_linker_options): Don't handle OPT_fshort_double.
9524 PR rtl-optimization/68730
9525 * lra-remat.c (insn_to_cand_activation): New static variable.
9526 (lra_remat): Allocate and free it.
9527 (create_cand): New arg activation. Initialize a field in
9528 insn_to_cand_activation if it is nonnull.
9529 (create_cands): Pass the activation insn to create_cand when making
9530 a candidate involving an output reload. Reorganize code a little.
9531 (do_remat): Keep track of active status of candidates in a separate
9534 2016-02-08 Richard Biener <rguenther@suse.de>
9536 PR tree-optimization/69719
9537 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9538 Properly use absolute of the difference of the two offsets to
9539 compare or adjust the segment length.
9541 2016-02-08 Richard Biener <rguenther@suse.de>
9542 Jeff Law <law@redhat.com>
9545 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
9546 types for anonymous SSA names.
9548 2016-02-08 Richard Biener <rguenther@suse.de>
9550 PR rtl-optimization/69274
9551 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
9553 2016-02-08 Jeff Law <law@redhat.com>
9555 PR tree-optimization/65917
9556 * tree-ssa-dom.c (record_temporary_equivalences): Record both
9557 equivalences from if (x == y) style conditionals.
9558 (loop_depth_of_name): Remove.
9559 (record_equality): Remove loop depth check.
9560 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
9561 (const_and_copies::record_const_or_copy_raw): New member function.
9562 * tree-ssa-scopedtables.c
9563 (const_and_copies::record_const_or_copy_raw): New, factored out of
9564 (const_and_copies::record_const_or_copy): Call new member function.
9566 2016-02-05 Jeff Law <law@redhat.com>
9568 PR tree-optimization/68541
9569 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
9570 (count_stmts_in_block): New function.
9571 (poor_ifcvt_candidate_code): Likewise.
9572 (is_feasible_trace): Add some heuristics to determine when path
9573 splitting is profitable.
9574 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
9575 is a diamond with a single exit.
9577 2016-02-05 Martin Sebor <msebor@redhat.com>
9580 * doc/invoke.texi: Update -Wplacement-new to take an optional
9583 2016-02-06 Richard Henderson <rth@redhat.com>
9586 * tree.c (tree_nop_conversion_p): Do not strip casts into or
9587 out of non-standard address spaces.
9589 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9591 PR rtl-optimization/69691
9592 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
9594 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
9596 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
9597 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
9598 (*ieee128_mfvsrd_64bit): Likewise.
9599 (*ieee128_mfvsrd_32bit): Likewise.
9601 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
9605 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9607 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
9608 instrumented_version.
9610 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
9612 * doc/invoke.texi (Optimize Options): In table of --param options
9613 rename second occurrence of tracer-min-branch-ratio to
9614 tracer-min-branch-probability, rename
9615 tracer-min-branch-ratio-feedback to
9616 tracer-min-branch-probability-feedback and clarify description,
9617 rename sched-spec-state-edge-prob-cutoff to
9618 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
9619 to selsched-insns-to-rename, rename lto-minpartition to
9620 lto-min-partition, delete reorder-blocks-duplicate and
9621 reorder-blocks-duplicate-feedback.
9623 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9625 * config/s390/s390.c (s390_register_info_set_ranges): Remove
9628 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
9630 * doc/extend.texi: S/390: Correct some typos.
9632 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9634 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
9636 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9639 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
9640 (s390_register_info_gprtofpr): Use new macros above.
9641 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
9643 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
9644 its name. Adjust restore and save gpr ranges.
9645 (s390_register_info_set_ranges): New function.
9646 (s390_register_info): Use new macros above. Call
9647 s390_register_info_set_ranges.
9648 (s390_optimize_register_info): Likewise.
9649 (s390_hard_regno_rename_ok): Use new macros.
9650 (s390_hard_regno_scratch_ok): Likewise.
9651 (s390_emit_epilogue): Likewise.
9652 (s390_can_use_return_insn): Likewise.
9653 (s390_optimize_prologue): Likewise.
9654 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
9656 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9659 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
9661 (ix86_option_override_internal): Disable TARGET_STV even for
9662 -m{incoming,preferred}-stack-boundary=3.
9664 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9666 * config.gcc: Mark deprecated rtems targets as obsolete.
9668 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
9670 PR rtl-optimization/64682
9671 PR rtl-optimization/69567
9672 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
9673 before I2 only if the register is both used and set in I2.
9675 2016-02-04 DJ Delorie <dj@redhat.com>
9677 * config/msp430/msp430.c (msp430_start_function): Add function type.
9679 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9682 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
9684 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
9686 PR rtl-optimization/69577
9688 2015-10-29 Richard Henderson <rth@redhat.com>
9692 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
9693 sse check to the exact conditions of PR 67609.
9695 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9698 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
9699 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
9700 not allowed into the traditional Altivec registers.
9701 (movtd_64bit_nodm): Likewise.
9702 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
9704 2016-02-04 David Malcolm <dmalcolm@redhat.com>
9706 * config/aarch64/cortex-a57-fma-steering.c
9707 (aarch64_register_fma_steering): Remove "static" from arguments
9710 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
9713 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
9716 2016-02-04 Mike Frysinger <vapier@gentoo.org>
9718 * doc/invoke.texi: Delete -mno-fma4.
9720 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
9722 PR rtl-optimization/69577
9723 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
9724 (find_subregs_of_mode): Update accordingly. Iterate over partial
9727 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
9729 * config/arm/arm-protos.h (neon_reinterpret): Remove.
9730 * config/arm/arm.c (neon_reinterpret): Remove.
9731 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
9732 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
9733 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
9734 vreinterpretti): Remove.
9735 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
9736 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
9737 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
9738 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
9739 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
9740 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
9741 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
9742 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
9743 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
9744 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
9745 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
9746 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
9747 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
9748 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
9749 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
9750 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
9751 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
9752 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
9753 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
9754 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
9755 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
9756 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
9757 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
9758 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
9759 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
9760 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
9761 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
9762 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
9763 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
9764 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
9765 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
9766 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
9767 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
9768 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
9769 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
9770 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
9771 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
9772 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
9773 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
9774 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
9775 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
9776 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
9777 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
9778 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
9779 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
9780 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
9781 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
9782 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
9783 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
9784 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
9785 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
9786 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
9787 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
9788 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
9789 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
9790 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
9791 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
9792 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
9793 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
9794 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
9795 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
9796 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
9797 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
9798 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
9799 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
9800 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
9801 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
9802 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
9803 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
9804 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
9805 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
9806 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
9807 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
9808 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
9809 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
9810 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
9811 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
9812 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
9813 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
9814 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
9815 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
9816 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
9817 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
9818 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
9819 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
9820 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
9821 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
9822 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
9823 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
9824 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
9825 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
9826 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
9827 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
9828 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
9829 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
9830 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
9831 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
9832 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
9833 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
9834 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
9835 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
9836 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
9837 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
9839 2016-02-04 Martin Liska <mliska@suse.cz>
9842 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
9843 that are gimple_store_p.
9844 (maybe_instrument_call): Likewise.
9846 2016-02-04 Bin Cheng <bin.cheng@arm.com>
9848 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
9849 register scaling out of memory reference and comment why.
9851 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9855 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
9856 folding the source of a SET.
9858 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9862 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
9863 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
9865 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
9869 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
9872 2016-02-04 Christian Bruel <christian.bruel@st.com>
9874 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
9875 * config/arm/arm.c (arm_set_current_function): Likewise.
9877 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9878 Ilya Enkovich <enkovich.gnu@gmail.com>
9879 H.J. Lu <hongjiu.lu@intel.com>
9882 * config/i386/i386.c (convert_scalars_to_vector): Remove
9883 stack alignment fixes.
9884 (ix86_option_override_internal): Disable TARGET_STV if stack
9885 might not be aligned enough.
9886 (ix86_minimum_alignment): Assert that TARGET_STV is false.
9888 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
9890 * config/i386/x86-tune.def: Disable default prefetching
9893 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9894 Vladimir Makarov <vmakarov@redhat.com>
9897 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
9898 in validating fused toc addresses.
9900 2016-02-03 Jakub Jelinek <jakub@redhat.com>
9903 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
9904 range->m_caret fields if range->m_show_caret_p is false.
9907 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9908 Force oldval into register if it does not satisfy reg_or_short_operand
9909 predicate. Fix up formatting.
9911 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
9912 Alexandre Oliva <aoliva@redhat.com>
9915 * lra-constraints.c (simplify_operand_subreg): Check additionally
9916 address validity after potential reloading.
9917 (process_address_1): Check insns validity. In case of failure do
9920 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
9923 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
9926 2016-02-02 Jakub Jelinek <jakub@redhat.com>
9928 * wide-int.cc (canonize_uhwi): New function.
9929 (wi::divmod_internal): Use it.
9931 2016-02-02 James Norris <jnorris@codesourcery.com
9933 * gimplify.c (omp_notice_variable): Add usage check.
9935 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
9937 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
9938 like LE, GE, LT, GT when emitting relational operator.
9940 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9942 * ira-costs.c (find_costs_and_classes): Add extra argument.
9943 * target.def (ira_change_pseudo_allocno_class): Add parameter.
9944 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
9945 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
9946 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
9947 Add best_class parameter, and return it if not ALL_REGS.
9948 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
9950 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
9953 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9955 * config/aarch64/aarch64.c
9956 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
9957 (aarch64_ira_change_pseudo_allocno_class): New function.
9959 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
9962 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
9964 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9966 * config/avr/avr.c (avr_option_override): Set
9967 PARAM_ALLOW_STORE_DATA_RACES to 1.
9969 2016-02-02 Richard Biener <rguenther@suse.de>
9971 PR tree-optimization/69595
9972 * match.pd: Add range test simplifications to true/false.
9974 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
9976 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
9977 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
9980 2016-02-02 Richard Biener <rguenther@suse.de>
9982 PR tree-optimization/69606
9983 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
9984 info on the result before moving a stmt.
9986 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
9989 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
9990 branch with vector comparison.
9991 * config/i386/sse.md (VI48_AVX): New mode iterator.
9992 (define_expand "cbranch<mode>4): Add support for conditional branch
9993 with vector comparison.
9994 * tree-vect-loop.c (optimize_mask_stores): New function.
9995 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
9996 has_mask_store field of vect_info.
9997 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
9998 vectorized loops having masked stores after vec_info destroy.
9999 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
10000 correspondent macros.
10001 (optimize_mask_stores): Add prototype.
10003 2016-02-02 Alan Modra <amodra@gmail.com>
10006 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
10009 2016-02-02 Alan Modra <amodra@gmail.com>
10012 * config/rs6000/rs6000.c (need_toc_init): New var, set it
10013 whenever toc_label_name used.
10014 (rs6000_file_start): Don't set up toc section here,
10015 (rs6000_output_function_epilogue): do so here instead,
10016 (rs6000_xcoff_file_start): and here.
10017 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
10018 (load_toc_aix_di): Likewise.
10020 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10022 PR rtl-optimization/69592
10023 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
10024 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
10025 (num_sign_bit_copies_binary_arith_p): New inline function.
10026 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
10028 2016-02-01 Jeff Law <law@redhat.com>
10030 PR tree-optimization/69580
10031 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
10032 * tree-ssa-threadbackward.c
10033 (fsm_find_control_statement_thread_paths): Do not try to walk
10034 through large PHI nodes.
10036 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10038 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10039 when count is incremented above limit, don't analyze further
10042 * omp-low.c (oacc_parse_default_dims): Avoid
10043 -Wsign-compare warning, make sure value fits into int
10044 rather than just unsigned int.
10046 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10048 PR tree-optimization/67921
10049 * fold-const.c (split_tree): New parameters. Convert pointer
10050 type variable part to proper type before negating.
10051 (fold_binary_loc): Pass new arguments to split_tree.
10053 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10055 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10056 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10057 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10058 * doc/tm.texti: Rebuilt.
10059 * doc/invoke.texi (fopenacc-dim): Document.
10060 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10061 (append_compiler_options): Likewise.
10062 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10063 (oacc_parse_default_dims): New.
10064 (oacc_validate_dims): Add USED arg. Select non-unity default when
10066 (oacc_loop_fixed_partitions): Return mask of used partitions.
10067 (oacc_loop_auto_partitions): Emit dump info.
10068 (oacc_loop_partition): Return mask of used partitions.
10069 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10070 loop partitioning and validation calls.
10072 2016-02-01 Richard Biener <rguenther@suse.de>
10074 PR middle-end/69556
10075 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10077 2016-02-01 Richard Biener <rguenther@suse.de>
10079 PR tree-optimization/69574
10080 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10081 of asserting return chrec_dont_know.
10083 2016-02-01 Martin Liska <mliska@suse.cz>
10085 * mem-stats-traits.h: Add copyright header.
10086 * mem-stats.h: Likewise.
10088 2016-02-01 Richard Biener <rguenther@suse.de>
10090 PR tree-optimization/69579
10091 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10092 Do not propagate through abnormal PHI results.
10094 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10096 * postreload.c (reload_cse_simplify): Remove dead code.
10098 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10100 PR rtl-optimization/69570
10101 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10102 if there is more than one set, not if there is a single set.
10104 2016-02-01 Richard Henderson <rth@redhat.com>
10107 * combine.c (make_compound_operation): When looking through a
10108 subreg, make sure to re-extend to the width of the outer mode.
10110 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10112 PR tree-optimization/69546
10113 * wide-int.cc (wi::divmod_internal): For unsigned division
10114 where both operands fit into uhwi, if o1 is 1 and o0 has
10115 msb set, if divident_prec is larger than bits per hwi,
10116 clear another quotient word and return 2 instead of 1.
10117 Similarly for remainder with msb in HWI set, if dividend_prec
10118 is larger than bits per hwi.
10120 2016-01-29 Martin Jambor <mjambor@suse.cz>
10122 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10123 Use short lowercase names.
10124 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10125 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10126 acq_rel one. Protect warning agains segfaults if
10127 get_memory_order_name returns NULL.
10128 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10129 with release semantics. Do not warn if get_memory_order already did.
10130 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10131 semantics. Fix check for relaxed or acquire semantics. Do not warn
10132 if get_memory_order already did.
10134 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10136 * doc/install.texi: Document that isl-0.16 is supported.
10138 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10141 * config/i386/constraints.md (Bm): Describe as special memory
10143 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10144 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10145 * genpreds.c (struct constraint_data): Add is_special_memory.
10146 (have_special_memory_constraints, special_memory_start): New
10148 (special_memory_end): Ditto.
10149 (add_constraint): Add new arg is_special_memory. Add code to
10150 process its true value. Update have_special_memory_constraints.
10151 (process_define_constraint): Pass the new arg.
10152 (process_define_register_constraint): Ditto.
10153 (choose_enum_order): Process special memory.
10154 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10155 function insn_extra_special_memory_constraint.
10156 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10157 * gensupport.c (process_rtx): Process
10158 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10159 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10160 * ira-lives.c (single_reg_class): Use
10161 insn_extra_special_memory_constraint.
10162 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10163 * lra-constraints.c (process_alt_operands): Ditto.
10164 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10165 * recog.c (asm_operand_ok, preprocess_constraints): Process
10167 * reload.c (find_reloads): Ditto.
10168 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10169 * stmt.c (parse_input_constraint): Use
10170 insn_extra_special_memory_constraint.
10172 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10175 * lra-splill.c (lra_final_code_change): Revert r229087 by
10176 removing all sub-registers.
10178 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10181 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10183 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10186 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10187 SSE1, copy target into the temporary reg first before recursing
10190 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10192 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10195 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10197 * ginclude/stdarg.h: Test __cplusplus instead of
10198 __GXX_EXPERIMENTAL_CXX0X__.
10200 2016-01-29 Richard Biener <rguenther@suse.de>
10202 PR tree-optimization/69547
10203 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10204 Do not mark clobbers necessary.
10205 (mark_all_reaching_defs_necessary_1): Likewise.
10207 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10209 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10210 declaration name with %qs and print it in both error messages.
10211 Also fix indentation.
10213 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10216 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10217 trailing blank line from error message.
10219 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10222 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10225 2016-01-29 Richard Biener <rguenther@suse.de>
10227 PR middle-end/69537
10228 * match.pd: Allow all integral types when simplifying a
10229 widening or sign-changing conversion.
10231 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10233 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10234 back to setting codegen_error to fail codegen.
10236 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10239 * config/i386/constraints.md (C): Only accept constant zero operand.
10240 (BC): New constraint.
10241 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10242 instead of C constraint.
10243 * doc/md.texi (Machine Constraints): Update description
10246 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10249 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10251 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10253 PR middle-end/69542
10254 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10257 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10259 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10260 branches if using guessed profile.
10262 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10264 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10266 2016-01-28 Richard Henderson <rth@redhat.com>
10269 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10270 * config/aarch64/aarch64-protos.h: Update.
10271 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10272 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10273 (aarch64_get_condition_code_1): Handle CC_Cmode.
10274 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10275 (*add<mode>3_compareC_cconly_imm): New.
10276 (*add<mode>3_compareC_cconly): New.
10277 (*add<mode>3_compareC_imm): New.
10278 (add<mode>3_compareC): New.
10279 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10280 to be first. Use aarch64_carry_operation.
10281 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10282 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10283 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10284 (subti3): Use subdi3_compare1.
10285 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10286 (sub<mode>3_compare1): New.
10287 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10288 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10289 (*subsi3_carryin_uxtw): Likewise.
10290 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10291 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10292 * config/aarch64/iterators.md (DWI): New.
10293 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10294 (aarch64_borrow_operation): New.
10296 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10298 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10299 message when isl does not return a valid schedule.
10301 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10303 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10304 Remove comments from class declarations: they are already in the code
10307 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10309 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10311 (ternary_op_to_tree): Same.
10312 (unary_op_to_tree): Same.
10313 (nary_op_to_tree): Same.
10314 (gcc_expression_from_isl_expr_op): Same.
10315 (gcc_expression_from_isl_expression): Same.
10316 (graphite_create_new_loop): Same.
10317 (graphite_create_new_loop_guard): Same.
10318 (build_iv_mapping): Same.
10319 (graphite_create_new_guard): Same.
10320 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10321 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10323 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10325 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10326 instead of setting codegen_error to fail codegen.
10328 2016-01-28 Jason Merrill <jason@redhat.com>
10330 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10332 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10334 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10335 Remove CONST_INT_P check in CCMP cost calculation.
10337 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10339 * config/aarch64/aarch64.c (generic_vector_cost):
10340 Set vec_permute_cost.
10341 (cortexa57_vector_cost): Likewise.
10342 (exynosm1_vector_cost): Likewise.
10343 (xgene1_vector_cost): Likewise.
10344 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10345 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10346 Add vec_permute_cost entry.
10348 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10350 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10352 (add<mode>3_compare0): Likewise.
10353 (addsi3_compare0_uxtw): Likewise.
10354 (add<mode>3nr_compare0): Likewise.
10355 (compare_neg<mode>): Likewise.
10356 (<optab><mode>3): Likewise.
10358 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10360 * tree-vect-stmts.c (vectorizable_comparison): Add
10361 NULL check for vectype.
10363 2016-01-28 Richard Biener <rguenther@suse.de>
10365 PR tree-optimization/69466
10366 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10367 Account for PHIs we couldn't duplicate.
10369 2016-01-28 Martin Liska <mliska@suse.cz>
10372 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10373 instead of ENABLE_VALGRIND_CHECKING.
10375 2016-01-27 Richard Henderson <rth@redhat.com>
10378 * lra-remat.c (subreg_regs): New.
10379 (dump_candidates_and_remat_bb_data): Dump it.
10380 (operand_to_remat): Reject if operand in subreg_regs.
10381 (set_bb_regs): Collect subreg_regs.
10382 (lra_remat): Init and free subreg_regs. Compute
10383 calculate_local_reg_remat_bb_data before create_cands.
10385 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10388 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10389 change stack_alignment_needed for __tls_get_addr call.
10391 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10393 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10395 2016-01-27 Jeff Law <law@redhat.com>
10397 PR tree-optimization/68398
10398 PR tree-optimization/69196
10399 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
10400 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
10401 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10402 Only count PHIs in the last block in the path. The others will
10403 const/copy propagate away. Add heuristic to allow more irreducible
10404 subloops to be created when it is likely profitable to do so.
10406 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10407 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
10408 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
10410 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10413 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
10414 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
10415 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
10416 * tree-streamer-in.c: Include asan.h.
10417 (streamer_get_builtin_tree): For builtins in sanitizer
10418 range call initialize_sanitizer_builtins and retry.
10420 2016-01-27 Ian Lance Taylor <iant@google.com>
10422 * common.opt (fkeep-gc-roots-live): New undocumented option.
10423 * tree-ssa-loop-ivopts.c (add_candidate_1): If
10424 -fkeep-gc-roots-live, skip pointers.
10425 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
10428 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
10431 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
10432 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
10434 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
10437 * configure.ac: NetBSD provides SSP in its C library.
10438 * configure: Updated.
10440 2016-01-27 Richard Biener <rguenther@suse.de>
10442 PR tree-optimization/69166
10443 * tree-vect-loop.c (vect_is_simple_reduction): Always check
10444 reduction code for commutativity / associativity.
10446 2016-01-27 Martin Jambor <mjambor@suse.cz>
10448 PR tree-optimization/69355
10449 * tree-sra.c (analyze_access_subtree): Correct hole detection when
10450 total_scalarization fails.
10452 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
10454 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
10457 2016-01-27 Christian Bruel <christian.bruel@st.com>
10460 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
10461 Move arm_reset_previous_fndecl and set_target_option_current_node in
10462 the conditional part. Call save_restore_target_globals.
10463 * config/arm/arm.c (arm_set_current_function):
10464 Refactor to better support #pragma target and attribute mix.
10465 Call save_restore_target_globals.
10466 * config/arm/arm-protos.h (save_restore_target_globals): New function.
10468 2016-01-27 Martin Liska <mliska@suse.cz>
10470 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
10471 reference for an HSA kernel and its host function.
10473 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10475 PR tree-optimization/69399
10476 * wide-int.h (wi::lrshift): For larger precisions, only
10477 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
10479 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
10481 * config/arc/predicates.md (proper_comparison_operator): Reject
10482 constant-constant comparison.
10484 2016-01-26 Tom de Vries <tom@codesourcery.com>
10486 PR tree-optimization/69110
10487 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10488 DR_NUM_DIMENSIONS == 0.
10490 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10491 Sebastian Pop <s.pop@samsung.com>
10493 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10494 isl_ast_op_cond and isl_ast_op_select.
10495 (gcc_expression_from_isl_expr_op): Same.
10497 2016-01-26 Jason Merrill <jason@redhat.com>
10500 * tree.c (recompute_constructor_flags): Split out from
10502 (verify_constructor_flags): New.
10503 * tree.h: Declare them.
10505 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
10507 PR rtl-optimization/69217
10508 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
10509 are no TYPE_FIELDS set for the record type.
10511 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10514 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
10515 toc_label_name unconditionally.
10516 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
10517 SYMBOL_REF string. Use toc_label_name instead of constructing
10519 (rs6000_elf_declare_function_name): Use toc_label_name instead of
10520 constructing LCTOC1.
10522 2016-01-26 Martin Sebor <msebor@redhat.com>
10525 * doc/extend.texi (Common Type Attributes): Move text that talks about
10526 attribute packed from attribute aligned to the section discussing
10527 the former attribute for clarity.
10529 2016-01-26 Richard Henderson <rth@redhat.com>
10531 PR middle-end/60908
10532 * trans-mem.c (tm_region_init): Mark entry block as visited.
10534 2016-01-26 David Malcolm <dmalcolm@redhat.com>
10537 * diagnostic-show-locus.c (layout::print_source_line): Replace
10538 call to pp_newline with call to layout::print_newline.
10539 (layout::print_annotation_line): Likewise.
10540 (layout::move_to_column): Likewise.
10541 (layout::print_any_fixits): After printing any fixits, print a
10542 trailing newline, if necessary.
10543 (layout::print_newline): New method, resetting any colorization
10545 (diagnostic_show_locus): Move the pp_newline to before the
10546 early bailout. Remove dummy block enclosing the layout instance.
10547 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
10548 of pp_newline_and_flush with pp_flush.
10549 (diagnostic_append_note): Delete use of pp_newline.
10550 (diagnostic_append_note_at_rich_loc): Delete.
10551 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
10552 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
10553 when newline characters are added to the buffer.
10555 2016-01-26 Michael Matz <matz@suse.de>
10557 * configure.ac (ac_cv_std_swap_in_utility): New test.
10558 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
10559 * configure: Regenerate.
10560 * config.in: Regenerate.
10562 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
10564 * config/arc/arc.md (cstoresi4): Force operand into register.
10565 (arcset<code>): Fix predicate.
10566 (arcsetltu): Likewise.
10567 (arcsetgeu): Likewise.
10568 (arcsethi): Likewise.
10569 (arcsetls): Likewise.
10571 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10573 PR tree-optimization/69483
10574 * gimple-fold.c (canonicalize_constructor_val): Return NULL
10575 if base has error_mark_node type.
10577 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
10580 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
10581 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
10583 (vget_lane_f16): Handle big-endian.
10584 (vgetq_lane_f16): Likewise.
10585 (vset_lane_f16): Likewise.
10586 (vsetq_lane_f16): Likewise.
10587 * config/arm/iterators.md (VQXMOV): Add V8HF.
10588 (VDQ): Add V4HF and V8HF.
10589 (V_reg): Handle V4HF and V8HF.
10590 (Is_float_mode): Likewise.
10591 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
10592 neon_vdup_nv8hf): New patterns.
10593 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
10594 Use VD_LANE iterator.
10595 (neon_vld1_dup<mode>): Use VQ2 iterator.
10597 2016-01-26 Nathan Sidwell <nathan@acm.org>
10599 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
10600 (set_oacc_fn_attrib): Add IS_KERNEL arg.
10601 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
10602 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
10603 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
10604 (oacc_validate_dims): Add LEVEL arg, don't return level.
10605 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
10606 oacc_validate_dims.
10607 (execute_oacc_device_lower): Adjust, add more dump output.
10608 * tree-ssa-loop.c (gate_oacc_kernels): Use
10609 oacc_fn_attrib_kernels_p.
10610 * tree-parloops.c (create_parallel_loop): Adjust
10611 set_oacc_fn_attrib call.
10613 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10616 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
10617 (append_compiler_options): Handle -fcilkplus.
10618 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
10620 2016-01-26 Nick Clifton <nickc@redhat.com>
10623 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
10624 been marked as DECL_ONE_ONLY but we do not the means to make it
10625 so, then do not allow it to bind locally.
10627 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10630 * opts.h (parse_sanitizer_options): New prototype.
10631 * opts.c (sanitizer_opts): New array.
10632 (parse_sanitizer_options): New function.
10633 (common_handle_option): Use parse_sanitizer_options.
10635 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
10638 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
10639 alignment adjustment to ...
10640 (ix86_update_stack_boundary): Here. Don't over-align stack for
10642 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
10643 if __tls_get_addr is called.
10645 2016-01-26 Christian Bruel <christian.bruel@st.com>
10647 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
10649 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
10651 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
10653 2016-01-26 Richard Biener <rguenther@suse.de>
10655 PR middle-end/69467
10656 * match.pd: Guard X * CST CMP 0 pattern with single_use.
10658 2016-01-26 Richard Biener <rguenther@suse.de>
10660 PR tree-optimization/69452
10661 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
10662 (move_computations_dom_walker::before_dom_children): Rename
10664 (move_computations_worker): This.
10665 (move_computations): Perform an RPO rather than a DOM walk.
10667 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10670 * combine.c (combine_instructions): For REG_EQUAL note with
10671 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
10672 to the underlying register.
10673 * doc/rtl.texi (REG_EQUAL): Document the behavior of
10674 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
10676 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
10679 * config/aarch64/aarch64-builtins.c
10680 (aarch64_init_simd_builtin_types): Do not set structural
10681 equality to __Poly{8,16,64,128}_t types.
10683 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
10685 PR tree-optimization/69400
10686 * wide-int.cc (wi_pack): Take the precision as argument and
10687 perform canonicalization here rather than in the callers.
10688 Use the main loop to handle all full-width HWIs. Add a
10689 zero HWI if in_len isn't a full result.
10690 (wi::divmod_internal): Update accordingly.
10691 (wi::mul_internal): Likewise. Simplify.
10693 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10694 Sebastian Pop <s.pop@samsung.com>
10696 * graphite-poly.c (apply_poly_transforms): Simplify.
10697 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
10698 (print_isl_map): Same.
10699 (print_isl_union_map): Same.
10700 (print_isl_schedule): New.
10701 (debug_isl_schedule): New.
10702 * graphite-dependences.c (scop_get_reads): Do not call
10703 isl_union_map_add_map that is undocumented isl functionality.
10704 (scop_get_must_writes): Same.
10705 (scop_get_may_writes): Same.
10706 (scop_get_original_schedule): Remove.
10707 (scop_get_dependences): Do not call isl_union_map_compute_flow that
10708 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
10709 (compute_deps): Remove.
10710 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
10711 (debug_schedule_ast): New.
10712 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
10713 set_separate_option.
10714 (graphite_regenerate_ast_isl): Add dump.
10715 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
10716 from scop->transformed_schedule.
10717 (graphite_regenerate_ast_isl): Add more dump.
10718 * graphite-optimize-isl.c (optimize_isl): Set
10719 scop->transformed_schedule. Check whether schedules are equal.
10720 (apply_poly_transforms): Move here.
10721 * graphite-poly.c (apply_poly_transforms): ... from here.
10722 (free_poly_bb): Static.
10723 (free_scop): Static.
10724 (pbb_number_of_iterations_at_time): Remove.
10725 (print_isl_ast): New.
10726 (debug_isl_ast): New.
10727 (debug_scop_pbb): New.
10728 * graphite-scop-detection.c (print_edge): Move.
10729 (print_sese): Move.
10730 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
10731 (build_scop_scattering): Remove.
10732 (create_pw_aff_from_tree): Assert instead of bailing out.
10733 (add_condition_to_pbb): Remove unused code, do not fail.
10734 (add_conditions_to_domain): Same.
10735 (add_conditions_to_constraints): Remove.
10736 (build_scop_context): New.
10737 (add_iter_domain_dimension): New.
10738 (build_iteration_domains): Initialize pbb->iterators.
10739 Call add_conditions_to_domain.
10742 (index_outermost_in_loop): New.
10743 (index_pbb_in_loop): New.
10744 (outermost_pbb_in): New.
10745 (add_in_sequence): New.
10746 (add_outer_projection): New.
10747 (outer_projection_mupa): New.
10748 (add_loop_schedule): New.
10749 (build_schedule_pbb): New.
10750 (build_schedule_loop): New.
10751 (embed_in_surrounding_loops): New.
10752 (build_schedule_loop_nest): New.
10753 (build_original_schedule): New.
10754 (build_poly_scop): Call build_original_schedule.
10755 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
10756 (free_poly_dr): Remove.
10757 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
10758 (free_poly_bb): Remove.
10759 (debug_loop_vec): Remove.
10760 (print_isl_ast): Declare.
10761 (debug_isl_ast): Declare.
10762 (scop_do_interchange): Remove.
10763 (scop_do_strip_mine): Remove.
10764 (scop_do_block): Remove.
10765 (flatten_all_loops): Remove.
10766 (optimize_isl): Remove.
10767 (pbb_number_of_iterations_at_time): Remove.
10768 (debug_scop_pbb): Declare.
10769 (print_schedule_ast): Declare.
10770 (debug_schedule_ast): Declare.
10771 (struct scop): Remove schedule. Add original_schedule,
10772 transformed_schedule.
10773 (free_gimple_poly_bb): Remove.
10774 (print_generated_program): Remove.
10775 (debug_generated_program): Remove.
10776 (unify_scattering_dimensions): Remove.
10777 * sese.c (print_edge): ... here.
10778 (print_sese): ... here.
10779 (debug_edge): ... here.
10780 (debug_sese): ... here.
10781 * sese.h (print_edge): Declare.
10782 (print_sese): Declare.
10783 (dump_edge): Declare.
10784 (dump_sese): Declare.
10786 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10787 Sebastian Pop <s.pop@samsung.com>
10789 * Makefile.in: Set ISLVER in site.exp.
10791 2016-01-25 Jakub Jelinek <jakub@redhat.com>
10793 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
10794 DECL_VALUE_EXPR of new_var even for the non-array case. Look
10795 through DECL_VALUE_EXPR for expansion.
10797 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
10799 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
10800 the frame info after reload completed.
10802 2016-01-25 Jeff Law <law@redhat.com>
10804 PR tree-optimization/69196
10805 PR tree-optimization/68398
10806 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
10807 tree-ssa-threadupdate.c.
10808 (determine_bb_domination_status): Prototype
10809 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
10810 (determine_bb_domination_status): No longer static.
10811 (valid_jump_thread_path): Remove code to detect characteristics
10812 of the jump thread path not associated with correctness.
10813 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
10814 Correct test for thread path length. Count PHIs for real operands as
10815 statements that need to be copied. Do not count ASSERT_EXPRs.
10816 Look at all the blocks in the thread path. Compute and selectively
10817 filter thread paths based on threading through the latch, threading
10818 a multiway branch or crossing a multiway branch.
10820 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10822 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
10823 decl with __attribute__ ((unused)) annotation.
10825 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
10828 * tree-vect-stmts.c (vectorizable_condition): Check vectype
10829 of operands is compatible with a statement vectype.
10831 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
10833 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
10834 improve wording for mixed storage order support.
10836 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
10838 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
10839 (vcvt_u64_f64): Likewise.
10840 (vcvta_s64_f64): Likewise.
10841 (vcvta_u64_f64): Likewise.
10842 (vcvtm_s64_f64): Likewise.
10843 (vcvtm_u64_f64): Likewise.
10844 (vcvtn_s64_f64): Likewise.
10845 (vcvtn_u64_f64): Likewise.
10846 (vcvtp_s64_f64): Likewise.
10847 (vcvtp_u64_f64): Likewise.
10849 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
10851 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
10852 (arc_init): Check validity mll64 option.
10853 (arc_save_restore): Use double load/store instruction.
10854 (arc_expand_movmem): Likewise.
10855 (arc_split_move): Don't split if we have double load/store
10856 instructions. Returns a boolean.
10857 (arc_process_double_reg_moves): Change function to return boolean
10858 instead of a sequence of instructions.
10859 (arc_dwarf_register_span): New function.
10860 * config/arc/arc-protos.h (arc_split_move): Change prototype.
10861 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
10862 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
10863 (*movdf_insn): Likewise.
10864 * config/arc/arc.opt (mll64): New option.
10865 * config/arc/predicates.md (even_register_operand): New predicate.
10866 * doc/invoke.texi (ARC Options): Add mll64 documentation.
10868 2016-01-25 Richard Biener <rguenther@suse.de>
10871 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
10872 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
10874 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
10876 2016-01-25 Richard Biener <rguenther@suse.de>
10878 PR tree-optimization/69376
10879 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
10881 (VN_INFO_ANTI_RANGE_P): New inline.
10882 (VN_INFO_RANGE_TYPE): Likewise.
10883 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
10884 SSA_NAME_ANTI_RANGE_P.
10885 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
10886 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10887 Properly query VN_INFO_RANGE_TYPE.
10889 2016-01-25 Nick Clifton <nickc@redhat.com>
10892 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
10894 2016-01-23 Tom de Vries <tom@codesourcery.com>
10896 PR tree-optimization/69426
10897 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
10900 2016-01-23 Jakub Jelinek <jakub@redhat.com>
10902 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
10903 "the the" with "the" in the comments.
10904 * ipa-devirt.c (build_type_inheritance_graph,
10905 update_type_inheritance_graph): Likewise.
10906 * tree.c (build_function_type_list_1): Likewise.
10907 * cfgloopmanip.c (scale_loop_profile): Likewise.
10908 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
10909 * gimple-ssa-split-paths.c
10910 (find_block_to_duplicate_for_splitting_paths): Likewise.
10911 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
10912 * expr.c (convert_move): Likewise.
10913 * var-tracking.c (vt_stack_adjustments): Likewise.
10914 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10915 * tree-vrp.c (test_for_singularity): Likewise.
10917 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
10918 directly instead of building a temporary tree.
10921 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
10922 remove <algorithm> include.
10924 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10927 * config/i386/i386.c: Include dojump.h.
10928 (expand_small_movmem_or_setmem,
10929 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
10931 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
10932 if dynamic_check != -1.
10934 2016-01-21 Jeff Law <law@redhat.com>
10936 PR middle-end/69347
10937 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
10938 record_temporary_equivalences. Rewritten to avoid unnecessary calls
10939 into dominated_by_p.
10940 (cprop_into_successor_phis): Avoid unnecessary tests.
10942 2016-01-22 Richard Henderson <rth@redhat.com>
10945 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
10946 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
10948 2016-01-22 Michael Matz <matz@suse.de>
10950 * system.h (string, algorithm): Include only conditionally.
10951 (new): Include always under C++.
10952 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
10953 * final.c (toplevel): Ditto.
10954 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
10955 * genconditions.c (write_header): Make gencondmd.c define
10957 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
10959 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
10960 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
10962 2016-01-22 Christian Bruel <christian.bruel@st.com>
10965 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
10967 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10970 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
10971 define_insn_and_split. Ensure operands[1] and operands[0] do not
10972 get assigned the same register.
10974 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
10976 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
10978 2016-01-22 Christian Bruel <christian.bruel@st.com>
10980 * config/arm/arm-c.c (arm_pragma_target_parse):
10981 Remove warn_builtin_macro_redefined overwrite.
10983 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10985 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
10986 flag_non_call_exceptions compatibility.
10988 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10991 * dwarf2out.c (add_child_die_after): New function.
10992 (dwarf_qual_info_t): New type.
10993 (dwarf_qual_info): New variable.
10994 (qualified_die_p): New function.
10995 (modified_type_die): For -fdebug-types-section, ensure
10996 canonical order of qualifiers. Put qualified DIEs adjacent
10997 to the corresponding non-qualified type DIE and search there
10998 for existing qualified DIEs.
11000 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11002 * doc/extend.texi (scalar_storage_order type attribute): Document
11003 restriction on type punning and aliasing, and remove future tense.
11005 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
11008 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
11011 2016-01-21 Jeff Law <law@redhat.com>
11013 PR middle-end/69347
11014 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
11015 useless call to record_temporary_equivalences.
11016 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
11017 allocate 10 slots in the bb_path vector and let it grow as needed.
11018 (fsm_find_control_statement_thread_paths): Similarly for the next_path
11021 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11023 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
11025 * configure: Regenerate.
11027 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
11029 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
11030 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
11032 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
11034 PR middle-end/66178
11035 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11036 drop EXPAND_INITIALIZER.
11037 * rtl.h (contains_symbolic_reference_p): Declare.
11038 * rtlanal.c (contains_symbolic_reference_p): New function.
11039 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11040 a subtraction into a NOT if symbolic constants are involved.
11042 2016-01-21 Anton Blanchard <anton@samba.org>
11043 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11046 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11048 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11051 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11053 * config/microblaze/microblaze.c
11054 (get_branch_target): New.
11055 (insert_wic_for_ilb_runout): New.
11057 (microblaze_machine_dependent_reorg): New.
11058 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11059 * config/microblaze/microblaze.md
11060 (UNSPEC_IPREFETCH): Define.
11061 (iprefetch): New pattern
11062 * config/microblaze/microblaze.opt
11063 (mxl-prefetch): New flag.
11065 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11067 * config/microblaze/microblaze.h
11068 (FIXED_REGISTERS): Update in macro.
11069 (CALL_USED_REGISTERS): Update in macro.
11071 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11073 PR rtl-optimization/68920
11074 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11077 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11079 PR rtl-optimization/68990
11080 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11081 pseudo instead of inheritance ones.
11083 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11084 Nick Clifton <nickc@redhat.com>
11088 * config/mips/mips.c (mips_compute_frame_info): Initialise
11089 args_size and hard_frame_pointer_offset fields of the frame
11090 structure before calling mips_global_pointer.
11092 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11094 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11096 * configure: Regenerate.
11098 2016-01-21 Richard Biener <rguenther@suse.de>
11100 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11102 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11104 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11105 to actually emit the .size directive.
11107 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11108 Jakub Jelinek <jakub@redhat.com>
11112 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11113 args array size by one to avoid buffer overflow.
11115 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11117 * config/s390/s390.md (pool_section_start): Use switch_to_section
11118 to select proper read-only data section instead of hardcoding
11120 (pool_section_end): Use switch_to_section to match the above.
11122 2016-01-21 Richard Biener <rguenther@suse.de>
11124 PR tree-optimization/69378
11125 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11126 (set_ssa_val_to): Use it for dominance checks taking into
11127 account not executable edges.
11129 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11132 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11133 for bitsize instead of GET_MODE_PRECISION (mode).
11135 2016-01-20 Martin Sebor <msebor@redhat.com>
11138 * extend.texi (__sync Builtins): Clarify the semantics of
11139 __sync_fetch_and_OP built-ins on pointers.
11140 (__atomic Builtins): Same.
11142 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11143 Sebastian Pop <s.pop@samsung.com>
11145 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11146 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11147 (is_valid_rename): Same.
11148 (translate_isl_ast_to_gimple::get_rename): Same.
11149 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11150 (translate_isl_ast_to_gimple::rename_uses): Same.
11151 (get_new_name): Check for close_phi nodes.
11152 (copy_loop_phi_args): Use phi_node_kind.
11153 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11154 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11156 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11157 Sebastian Pop <s.pop@samsung.com>
11159 Revert commit r229783.
11160 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11161 Remove use of parameter_rename_map.
11162 (copy_def): Remove.
11163 (copy_internal_parameters): Remove.
11164 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11165 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11166 (free_sese_info): Do not free parameter_rename_map.
11167 (set_rename): Do not use parameter_rename_map.
11168 (rename_uses): Update call to set_rename.
11169 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11170 * sese.h (parameter_rename_map_t): Remove.
11171 (struct sese_info_t): Remove field parameter_rename_map.
11173 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11174 Sebastian Pop <s.pop@samsung.com>
11176 * graphite-isl-ast-to-gimple.c: Fix comment.
11177 * graphite-scop-detection.c (defined_in_loop_p): New.
11178 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11179 names defined in loop.
11181 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11182 Sebastian Pop <s.pop@samsung.com>
11184 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11185 Discard unstructured if-then-else regions.
11187 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11188 Sebastian Pop <s.pop@samsung.com>
11190 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11191 (cleanup_loop_iter_dom): Remove.
11192 (build_loop_iteration_domains): Remove.
11193 (build_scop_context): Remove.
11194 (build_scop_iteration_domain): Remove.
11195 (add_loop_constraints): New.
11196 (build_iteration_domains): New.
11197 (build_poly_scop): Call build_iteration_domains.
11199 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11200 Sebastian Pop <s.pop@samsung.com>
11202 * graphite-scop-detection.c
11203 (scop_detection::harmful_loop_in_region): Free dom and loops.
11204 (scop_detection::loop_body_is_valid_scop): Free bbs.
11206 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11207 Sebastian Pop <s.pop@samsung.com>
11209 * graphite-scop-detection.c (record_loop_in_sese): New.
11210 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11211 (build_scops): Remove call to build_sese_loop_nests.
11212 * sese.c (sese_record_loop): Remove.
11213 (build_sese_loop_nests): Remove.
11214 (new_sese_info): Remove region->loops.
11215 (free_sese_info): Same.
11216 * sese.h (sese_contains_loop): Same.
11217 (build_sese_loop_nests): Remove.
11218 (sese_contains_loop): Remove.
11220 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11221 Sebastian Pop <s.pop@samsung.com>
11223 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11224 loop_is_valid_in_scop.
11225 (scop_detection::harmful_stmt_in_region): Renamed
11226 harmful_loop_in_region.
11227 Call loop_is_valid_in_scop.
11229 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11230 Sebastian Pop <s.pop@samsung.com>
11232 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11235 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11236 Sebastian Pop <s.pop@samsung.com>
11238 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11239 * graphite.h (struct poly_bb): Remove field is_reduction.
11240 (PBB_IS_REDUCTION): Remove.
11242 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11243 Sebastian Pop <s.pop@samsung.com>
11245 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11246 (add_pdr_constraints): Same.
11247 (scop_get_reads): Same.
11248 (scop_get_must_writes): Same.
11249 (scop_get_may_writes): Same.
11250 (scop_get_original_schedule): Same.
11251 (extend_schedule): Same.
11252 (apply_schedule_on_deps): Same.
11253 (carries_deps): Same.
11254 (compute_deps): Same.
11255 (scop_get_dependences): Same.
11256 * graphite-isl-ast-to-gimple.c
11257 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11258 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11259 (get_schedule_for_band_list): Same.
11260 (get_schedule_map): Same.
11261 (apply_schedule_map_to_scop): Same.
11262 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11263 (build_loop_iteration_domains): Same.
11264 (add_condition_to_pbb): Same.
11265 (add_param_constraints): Same.
11266 (pdr_add_memory_accesses): Same.
11267 (pdr_add_data_dimensions): Same.
11269 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11271 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11274 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11276 * common.opt (feliminate-dwarf2-dups): Replace references to
11277 "DWARF 2" with just "DWARF".
11278 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11279 * doc/extend.texi: Likewise.
11280 * doc/cpp.texi: Likewise.
11281 * doc/invoke.texi: Likewise.
11282 (Option Summary): Add -gdwarf to list of Debugging Options.
11283 (Debugging Options): Document -gdwarf.
11284 * doc/contrib.texi: Spell "DWARF" like that.
11286 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11288 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11289 warning. Fix up formatting.
11291 PR middle-end/67653
11292 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11293 attempt to mark memory input operand addressable and
11294 call prepare_gimple_addressable in that case. Don't adjust
11295 input_location for diagnostics, use error_at instead.
11297 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11299 * config/rs6000/ppc-auxv.h: New file.
11300 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11301 (cpu_is): Likewise.
11302 (cpu_supports): Likewise.
11303 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11304 (cpu_is_info): New variable.
11305 (cpu_supports_info): Likewise.
11306 (tcb_verification_symbol): Likewise.
11307 (cpu_builtin_p): Likewise.
11308 (cpu_expand_builtin): New function.
11309 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11310 (rs6000_init_builtins): Likewise.
11311 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11312 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11313 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11314 * configure: Regenerate.
11315 * config.in: Likewise.
11316 * doc/extend.texi (PowerPC Built-in Functions): Document
11317 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11319 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11322 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11324 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11327 2016-01-20 Richard Henderson <rth@redhat.com>
11333 * tree.c (tm_define_builtin): New.
11334 (find_tm_vector_type): New.
11335 (build_tm_vector_builtins): New.
11336 (build_common_builtin_nodes): Call it.
11338 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11340 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11341 (arm_fp_ok): Likewise.
11342 (arm_fp): Likewise.
11343 (arm_crypto): Likewise.
11345 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11346 Richard Biener <rguenther@suse.de>
11348 PR tree-optimization/69328
11349 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11350 vectors have same number of elements.
11351 (vectorizable_condition): Fix masked version recognition.
11353 2016-01-20 Richard Biener <rguenther@suse.de>
11355 PR tree-optimization/69345
11356 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11357 (VN_INFO_PTR_INFO): Likewise.
11358 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11359 info when it is equal between non-dominating SSA names.
11360 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11361 Make sure to look at original SSA infos.
11363 2016-01-20 Jeff Law <law@redhat.com>
11366 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11368 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11369 (pc_or_label_operand): New predicate.
11370 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11371 tests for small integers that are 2^n - 1.
11373 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11375 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11377 2016-01-19 Jeff Law <law@redhat.com>
11379 PR middle-end/69347
11380 * tree-ssa-threadbackwards.c
11381 (fsm_find_control_statement_thread_paths): Do not try to lookup
11382 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11384 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11386 * doc/lto.texi: Remove text that says only Gold has linker plugin
11389 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11391 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11392 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11393 the DIE accordingly.
11394 (modified_type_die): Add REVERSE parameter and pass it recursively,
11395 as well as to base_type_die. Adjust presence check accordingly.
11396 (base_type_for_mode): Adjust call to modified_type_die.
11397 (add_type_attribute): Add REVERSE parameter and pass it to
11399 (generic_parameter_die): Adjust call to add_type_attribute.
11400 (add_scalar_info): Likewise.
11401 (add_subscript_info): Likewise.
11402 (gen_array_type_die): Likewise.
11403 (gen_descr_array_type_die): Likewise.
11404 (gen_entry_point_die): Likewise.
11405 (gen_enumeration_type_die): Likewise.
11406 (gen_formal_parameter_die): Likewise.
11407 (gen_subprogram_die): Likewise.
11408 (gen_variable_die ): Likewise.
11409 (gen_const_die): Likewise.
11410 (gen_field_die): Likewise.
11411 (gen_pointer_type_die): Likewise.
11412 (gen_reference_type_die): Likewise.
11413 (gen_ptr_to_mbr_type_die): Likewise.
11414 (gen_inheritance_die): Likewise.
11415 (gen_subroutine_type_die): Likewise.
11416 (gen_typedef_die): Likewise.
11417 (force_type_die): Adjust call to modified_type_die.
11419 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
11421 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
11422 flow throughout the file. Fix broken link to Objective-C 2.0
11424 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
11427 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11429 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
11431 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11434 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
11435 (maybe_record_node): Record cxa_pure_virtual as the only possible
11436 target if there are not ohter candidates.
11437 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
11439 2016-01-19 Richard Biener <rguenther@suse.de>
11441 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
11442 (get_memory_order): Likewise.
11444 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
11446 * tree-vect-stmts.c (vectorizable_store): Check
11449 2016-01-19 David Malcolm <dmalcolm@redhat.com>
11452 * gcc.c (driver::decode_argv): Add call to
11453 init_opts_obstack before init_options_struct.
11454 * opts.c (init_opts_obstack): Remove idempotency.
11455 (init_options_struct): Replace call to init_opts_obstack
11456 with a gcc_assert to verify that it has already been called.
11457 * toplev.c (toplev::main): Add call to init_opts_obstack before
11458 calls to init_options_struct.
11459 (toplev::finalize): Move cleanup of opts_obstack next to
11460 cleanup of save_decoded_options, clearing the latter, and
11461 save_decoded_options_count.
11463 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11466 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
11467 attribute to unconditional. Remove %? from output template.
11469 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11470 Jiong Wang <jiong.wang@arm.com>
11472 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
11473 generated from different expand order.
11475 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11477 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11478 Add support for CCMP costing.
11480 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11482 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
11483 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
11484 (fccmpe<mode>): Likewise.
11485 (fcmp): Rename to fcmp and globalize pattern.
11487 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
11488 (aarch64_gen_ccmp_next): Add FP support.
11490 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11492 * target.def (gen_ccmp_first): Update documentation.
11493 (gen_ccmp_next): Likewise.
11494 * doc/tm.texi (gen_ccmp_first): Update documentation.
11495 (gen_ccmp_next): Likewise.
11496 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11497 expand_ccmp_expr_1. Improve comments.
11498 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11499 (ccmp_ior<mode>): Remove pattern.
11500 (cmp<mode>): Remove expand.
11501 (cmp): Globalize pattern.
11502 (cstorecc4): Use cc_register.
11503 (mov<mode>cc): Remove ccmp_cc_register check.
11504 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
11505 Simplify after removal of CC_DNE/* modes.
11506 (aarch64_ccmp_mode_to_code): Remove.
11507 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
11508 In 'k' case use integer as condition.
11509 (aarch64_nzcv_codes): Remove inverted cases.
11510 (aarch64_code_to_ccmode): Remove.
11511 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
11512 comparison with CC register to be used in folowing CCMP/branch/CSEL.
11513 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
11514 pattern. Return the comparison with CC register. Invert conditions
11515 when bitcode is OR.
11516 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
11517 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
11519 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11521 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11522 instrumented_version.
11524 2016-01-19 Richard Biener <rguenther@suse.de>
11526 PR tree-optimization/69336
11527 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
11528 handled components with get_ref_base_and_extent.
11529 (equal_mem_array_ref_p): Adjust.
11531 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11534 * shrink-wrap.c: Include valtrack.h.
11535 (move_insn_for_shrink_wrap): Add DEBUG argument. If
11536 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
11537 in between insn and where it will be moved to. Call
11538 dead_debug_insert_temp.
11539 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
11540 first and dead_debug_local_finish at the end.
11541 For uses and defs bitmap, handle all regs in between REGNO and
11542 END_REGNO, not just the first one.
11544 2016-01-19 Richard Biener <rguenther@suse.de>
11546 PR tree-optimization/69352
11547 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
11548 (equal_mem_array_ref_p): Constrain size and max size properly.
11549 Compare the reverse flag.
11551 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
11553 * ira.c (ira): Update regstat data if we deleted insns.
11555 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11557 PR rtl-optimization/68955
11558 PR rtl-optimization/64557
11559 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
11560 here. Fix up formatting.
11561 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
11563 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11566 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
11567 assume that the node has body.
11568 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
11571 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11573 * lto-streamer-out.c (lto_output): Do not stream instrumentation
11576 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11578 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
11579 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
11581 2016-01-19 Martin Jambor <mjambor@suse.cz>
11582 Martin Liska <mliska@suse.cz>
11583 Michael Matz <matz@suse.de>
11585 * Makefile.in (OBJS): Add new source files.
11586 (GTFILES): Add hsa.c.
11587 * common.opt (disable_hsa): New variable.
11588 (-Whsa): New warning.
11589 * config.in (ENABLE_HSA): New.
11590 * configure.ac: Treat hsa differently from other accelerators.
11591 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
11592 $enable_offloading.
11593 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
11594 * doc/install.texi (Configuration): Document --with-hsa-runtime,
11595 --with-hsa-runtime-include, --with-hsa-runtime-lib and
11596 --with-hsa-kmt-lib.
11597 * doc/invoke.texi (-Whsa): Document.
11598 (hsa-gen-debug-stores): Likewise.
11599 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
11600 to invoke offload compiler for hsa acclerator.
11601 * opts.c (common_handle_option): Determine whether HSA offloading
11602 should be performed.
11603 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
11604 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
11605 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
11606 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
11607 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
11608 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
11609 GF_OMP_FOR_KIND_GRID_LOOP.
11610 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
11611 (pp_gimple_stmt_1): Likewise.
11612 * gimple-walk.c (walk_gimple_stmt): Likewise.
11613 * gimple.c (gimple_build_omp_grid_body): New function.
11614 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
11615 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
11616 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
11617 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
11618 GF_OMP_TEAMS_GRID_PHONY.
11619 (gimple_statement_omp_single_layout): Updated comments.
11620 (gimple_build_omp_grid_body): New function.
11621 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
11622 (gimple_omp_for_grid_phony): New function.
11623 (gimple_omp_for_set_grid_phony): Likewise.
11624 (gimple_omp_parallel_grid_phony): Likewise.
11625 (gimple_omp_parallel_set_grid_phony): Likewise.
11626 (gimple_omp_teams_grid_phony): Likewise.
11627 (gimple_omp_teams_set_grid_phony): Likewise.
11628 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
11629 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
11630 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
11631 (BUILT_IN_GOMP_TARGET): Updated type.
11632 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
11633 (adjust_for_condition): New function.
11634 (get_omp_for_step_from_incr): Likewise.
11635 (extract_omp_for_data): Moved parts to adjust_for_condition and
11636 get_omp_for_step_from_incr.
11637 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
11638 (fixup_child_record_type): Bail out if receiver_decl is NULL.
11639 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
11640 (scan_omp_parallel): Do not create child functions for phony
11642 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
11643 (scan_omp_1_op): Checking assert we are not remapping to
11644 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
11645 (parallel_needs_hsa_kernel_p): New function.
11646 (expand_parallel_call): Register apprpriate parallel child
11647 functions as HSA kernels.
11648 (grid_launch_attributes_trees): New type.
11649 (grid_attr_trees): New variable.
11650 (grid_create_kernel_launch_attr_types): New function.
11651 (grid_insert_store_range_dim): Likewise.
11652 (grid_get_kernel_launch_attributes): Likewise.
11653 (get_target_argument_identifier_1): Likewise.
11654 (get_target_argument_identifier): Likewise.
11655 (get_target_argument_value): Likewise.
11656 (push_target_argument_according_to_value): Likewise.
11657 (get_target_arguments): Likewise.
11658 (expand_omp_target): Call get_target_arguments instead of looking
11659 up for teams and thread limit.
11660 (grid_expand_omp_for_loop): New function.
11661 (grid_arg_decl_map): New type.
11662 (grid_remap_kernel_arg_accesses): New function.
11663 (grid_expand_target_kernel_body): New function.
11664 (expand_omp): Call it.
11665 (lower_omp_for): Do not emit phony constructs.
11666 (lower_omp_taskreg): Do not emit phony constructs but create for them
11667 a temporary variable receiver_decl.
11668 (lower_omp_taskreg): Do not emit phony constructs.
11669 (lower_omp_teams): Likewise.
11670 (lower_omp_grid_body): New function.
11671 (lower_omp_1): Call it.
11672 (grid_reg_assignment_to_local_var_p): New function.
11673 (grid_seq_only_contains_local_assignments): Likewise.
11674 (grid_find_single_omp_among_assignments_1): Likewise.
11675 (grid_find_single_omp_among_assignments): Likewise.
11676 (grid_find_ungridifiable_statement): Likewise.
11677 (grid_target_follows_gridifiable_pattern): Likewise.
11678 (grid_remap_prebody_decls): Likewise.
11679 (grid_copy_leading_local_assignments): Likewise.
11680 (grid_process_kernel_body_copy): Likewise.
11681 (grid_attempt_target_gridification): Likewise.
11682 (grid_gridify_all_targets_stmt): Likewise.
11683 (grid_gridify_all_targets): Likewise.
11684 (execute_lower_omp): Call grid_gridify_all_targets.
11685 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
11686 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
11687 (tree_omp_clause): Added union field dimension.
11688 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
11689 * tree.c (omp_clause_num_ops): Added number of arguments of
11690 OMP_CLAUSE__GRIDDIM_.
11691 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
11692 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
11693 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
11694 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
11695 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
11696 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
11697 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
11698 * tree-pass.h (make_pass_gen_hsail): Declare.
11699 (make_pass_ipa_hsa): Likewise.
11700 * ipa-hsa.c: New file.
11701 * lto-section-in.c (lto_section_name): Add hsa section name.
11702 * lto-streamer.h (lto_section_type): Add hsa section.
11703 * timevar.def (TV_IPA_HSA): New.
11704 * hsa-brig-format.h: New file.
11705 * hsa-brig.c: New file.
11706 * hsa-dump.c: Likewise.
11707 * hsa-gen.c: Likewise.
11710 * toplev.c (compile_file): Call hsa_output_brig.
11711 * hsa-regalloc.c: New file.
11713 2016-01-18 Jeff Law <law@redhat.com>
11715 PR tree-optimization/69320
11716 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
11717 ranged object, do nothing if the RHS constant is not [0..1].
11718 (optimize_stmt): Comparing a boolean ranged object against a
11719 constant outside [0..1] results in a compile-time constant.
11721 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
11724 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
11726 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11727 (Option Summary): Update to reflect new section and moved options.
11728 (C++ Dialect Options): Move -fstats to new section.
11729 (Debugging Options): Move all dump, statistics, and other GCC
11730 developer options to new section. Rewrite section introduction
11731 and re-order remaining options to put the more basic ones first.
11732 (Optimization Options): Move -fira-verbose and -flto-report* to
11734 (Developer Options): New section incorporating moved options.
11735 * doc/cppopts.texi (-dM): Update cross-reference.
11737 2016-01-18 Richard Henderson <rth@redhat.com>
11740 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
11741 operands to pseudo only if CSE is expected. Split long immediate
11742 operands only after reload, and for the stack pointer.
11743 (*add<GPI>3_pluslong): Remove.
11744 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
11745 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
11746 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
11747 (*add<GPI>3 peepholes): New.
11748 (*add<GPI>3 splitters): New.
11749 * config/aarch64/constraints.md (Upl): New.
11750 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
11752 2016-01-18 Richard Biener <rguenther@suse.de>
11754 PR tree-optimization/69297
11755 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
11757 (vect_bb_vectorization_profitable_p): Clear visited flag again.
11759 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
11761 PR middle-end/68542
11762 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
11763 of mixind vector and scalar types.
11764 (fold_relational_const): Add handling of vector
11765 comparison with boolean result.
11766 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
11767 comparison of vector operands with boolean result for EQ/NE only.
11768 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
11769 (verify_gimple_cond): Likewise.
11770 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
11773 2016-01-18 Joseph Myers <joseph@codesourcery.com>
11775 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
11778 2016-01-18 Richard Biener <rguenther@suse.de>
11780 PR middle-end/69308
11781 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
11783 2016-01-18 Tom de Vries <tom@codesourcery.com>
11785 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
11787 2016-01-18 Tom de Vries <tom@codesourcery.com>
11789 * omp-low.c (set_oacc_fn_attrib): Make extern.
11790 * omp-low.h (set_oacc_fn_attrib): Declare.
11791 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
11792 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
11793 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
11794 Add and handle function parameter oacc_kernels_p.
11795 (find_reduc_addr, get_omp_data_i_param): New function.
11796 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
11797 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
11798 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
11799 Calculate dominance info. Skip loops that are not in a kernels region
11800 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
11801 (pass_parallelize_loops::execute): Call parallelize_loops with
11802 oacc_kernels_p argument.
11803 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
11804 New member function.
11805 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
11806 * passes.def: Add argument to pass_parallelize_loops instantation.
11808 2016-01-18 Tom de Vries <tom@codesourcery.com>
11810 * tree-parloops.c (pass_parallelize_loops::execute): Allow
11811 pass_parallelize_loops to be run outside the loop pipeline.
11813 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11815 * tree-scalar-evolution.c (follow_copies_to_constant): New.
11816 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
11818 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11821 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
11822 using get_ref_base_and_extent.
11823 (equal_mem_array_ref_p): New.
11824 (hashable_expr_equal_p): Add call to previous.
11826 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11829 * tree-sra.c (disqualified_constants, constant_decl_p): New.
11830 (sra_initialize): Allocate disqualified_constants.
11831 (sra_deinitialize): Free disqualified_constants.
11832 (disqualify_candidate): Update disqualified_constants when appropriate.
11833 (create_access): Scan for constant-pool entries as we go along.
11834 (scalarizable_type_p): Add check against type_contains_placeholder_p.
11835 (maybe_add_sra_candidate): Allow constant-pool entries.
11836 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
11837 (initialize_constant_pool_replacements): New.
11838 (sra_modify_assign): Avoid mangling assignments created by previous,
11839 and don't generate writes into constant pool.
11840 (sra_modify_function_body): Call initialize_constant_pool_replacements.
11842 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11844 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
11845 andnot instruction.
11846 (scalar_chain::convert_op): Likewise.
11847 * config/i386/i386.md (*andndi3_doubleword): New.
11849 2016-01-18 Richard Biener <rguenther@suse.de>
11851 PR tree-optimization/69170
11852 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
11853 building a vector from scalar results of a pattern stmt.
11855 2016-01-18 Jakub Jelinek <jakub@redhat.com>
11857 * haifa-sched.c (autopref_multipass_init): Work around
11858 -Wmaybe-uninitialized warning.
11860 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
11862 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
11863 against the constant 0.
11865 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11867 PR tree-optimization/68799
11868 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
11869 look up phi candidates in the statement-candidate map.
11870 (phi_add_costs): Likewise.
11871 (record_phi_increments): Likewise.
11872 (phi_incr_cost): Likewise.
11873 (ncd_with_phi): Likewise.
11874 (all_phi_incrs_profitable): Likewise.
11876 2016-01-17 Jakub Jelinek <jakub@redhat.com>
11878 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
11879 -Wmaybe-uninitialized warning.
11881 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
11883 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11884 (Option Summary): Update to reflect new section and moved options.
11885 (C++ Dialect Options): Move -fvtable-verify and related options.
11886 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
11887 and profiling-related options.
11888 (Optimization Options): Move profile generation options and
11889 -fstack-protector and related options.
11890 (Instrumentation Options): New section incorporating moved options.
11891 (Code Generation Options): Move -finstrument-functions and
11892 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
11894 2016-01-16 Tom de Vries <tom@codesourcery.com>
11896 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
11898 2016-01-16 Tom de Vries <tom@codesourcery.com>
11900 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
11902 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
11904 * hash-table.h (hash_table::empty): Turn into an inline wrapper
11905 that checks whether the table is already empty. Rename the
11906 original implementation to...
11907 (hash_table::empty_slot): ...this new private function.
11909 2016-01-15 David Malcolm <dmalcolm@redhat.com>
11911 PR diagnostic/68899
11912 * diagnostic-show-locus.c (layout::print_source_line): Move x
11913 offset of line until after call to
11914 get_line_width_without_trailing_whitespace.
11916 2016-01-15 Jeff Law <law@redhat.com>
11918 PR tree-optimization/69270
11919 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
11920 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
11921 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
11922 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
11923 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11924 ssa_name_has_boolean_range and constant_boolean_node.
11926 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
11928 PR rtl-optimization/69030
11929 * lra-spills.c (remove_pseudos): Check nrefs and make the function
11931 (spill_pseudos): Delete debug insn for dead pseudo.
11932 (lra_spill): Initiate spill_hard_reg and slots memory separately.
11934 2016-01-15 Jiong Wang <jiong.wang@arm.com>
11936 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
11938 (TYPES_UNOPUS): Likewise.
11939 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
11940 builtin type, from UNOP to UNOPUS.
11941 (lbtruncuv4sf): Likewise.
11942 (lbtruncuv2df): Likewise.
11943 (lrounduv2sf): Likewise.
11944 (lrounduv4sf): Likewise.
11945 (lrounduv2df): Likewise.
11946 (lroundusf): Likewise.
11947 (lroundusf): Likewise.
11948 (lceiluv2sf): Likewise.
11949 (lceiluv4sf): Likewise.
11950 (lceiluv2df): Likewise.
11951 (lceilusf): Likewise.
11952 (lceiludf): Likewise.
11953 (lflooruv2sf): Likewise.
11954 (lflooruv4sf): Likewise.
11955 (lflooruv2df): Likewise.
11956 (lfloorusf): Likewise.
11957 (lfloorudf): Likewise.
11958 (lfrintnuv2sf): Likewise.
11959 (lfrintnuv4sf): Likewise.
11960 (lfrintnuv2df): Likewise.
11961 (lfrintnusf): Likewise.
11962 (lfrintnudf): Likewise.
11963 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
11965 (vcvtq_u32_f32): Likewise.
11966 (vcvtq_u64_f64): Likewise.
11967 (vcvta_u32_f32): Likewise.
11968 (vcvtaq_u32_f32): Likewise.
11969 (vcvtaq_u64_f64): Likewise.
11970 (vcvtm_u32_f32): Likewise.
11971 (vcvtmq_u32_f32): Likewise.
11972 (vcvtmq_u64_f64): Likewise.
11973 (vcvtn_u32_f32): Likwise.
11974 (vcvtnq_u32_f32): Likewise.
11975 (vcvtnq_u64_f64): Likewise.
11976 (vcvtp_u32_f32): Likewise.
11977 (vcvtpq_u32_f32): Likewise.
11978 (vcvtpq_u64_f64): Likewise.
11979 (vcvtmd_u64_f64): Likewise.
11980 (vcvtms_u32_f32): Likewise.
11981 (vcvtad_u64_f64): Likewise.
11982 (vcvtas_u32_f32): Likewise.
11983 (vcvtnd_u64_f64): Likewise.
11984 (vcvtns_u32_f32): Likewise.
11985 (vcvtpd_u64_f64): Likewise.
11986 (vcvtps_u32_f32): Likewise.
11988 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11990 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
11991 CSEL of zero_extended registers.
11993 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11995 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
11996 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
11998 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12000 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
12001 false when argument string is not found in the attributes table
12004 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
12007 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
12008 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
12009 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
12010 precision estimate.
12012 2016-01-15 Richard Biener <rguenther@suse.de>
12014 PR tree-optimization/66856
12015 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
12016 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
12017 (vect_create_new_slp_node): Increment stmt reference count.
12018 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
12019 an SLP tree before swapping operands.
12020 (vect_build_slp_tree): Likewise.
12021 (destroy_bb_vec_info): Free stmt info after SLP instances.
12022 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
12023 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
12024 (STMT_VINFO_NUM_SLP_USES): New macro.
12026 2016-01-15 Richard Biener <rguenther@suse.de>
12029 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
12030 (add_linkage_name): ... here.
12031 (gen_typedef_die): Use add_linkage_name_raw instead of
12032 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12035 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12037 * gimplify.c (oacc_default_clause): Decode reference and pointer
12038 types for both kernels and parallel regions.
12040 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12042 PR middle-end/69246
12043 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12045 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12047 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12048 (convert_scalars_to_vector): Likewise.
12050 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12052 * doc/extend.texi (Type Traits): Fix grammar.
12054 2016-01-15 Martin Jambor <mjambor@suse.cz>
12056 * tree-inline.c (remap_decl): Use existing dclarations if
12057 remapping a type and prevent_decl_creation_for_types.
12058 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12059 decls first. Do real remapping with
12060 prevent_decl_creation_for_types set.
12061 * tree-inline.h (copy_body_data): New field
12062 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12065 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12067 * config/s390/s390.opt (mmvcle): More verbose help text.
12069 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12071 * config/s390/s390.opt: Add period to -mzvector option text.
12073 2016-01-15 Richard Biener <rguenther@suse.de>
12075 PR tree-optimization/68961
12076 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12077 of invariants in stores again.
12079 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12081 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12083 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12085 * config/i386/i386.c (ix86_expand_branch): Don't split
12086 DI mode xor instruction to SI mode.
12088 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12091 * ipa-icf.c (sem_function::merge): Virtual functions may become
12092 reachable even if they address is not taken and there are no
12095 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12097 * lto-streamer-out.c (subtract_estimated_size): New function.
12098 (get_symbol_initial_value): Use it.
12100 2016-01-15 Christian Bruel <christian.bruel@st.com>
12103 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12104 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12105 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12106 use add_builtin_function_ext_scope instead of add_builtin_function.
12107 (neon_set_p, neon_crypto_set_p): Remove.
12108 (arm_init_builtins): Always call arm_init_neon_builtins and
12109 arm_init_crypto_builtins.
12110 (arm_expand_builtin): Check that builtins are allowed for the arch.
12111 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12112 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12113 arm_init_neon_builtins call.
12115 2016-01-15 Richard Biener <rguenther@suse.de>
12117 PR tree-optimization/69117
12118 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12119 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12120 of the leader conservatively.
12121 (free_scc_vn): Restore original SSA name infos.
12123 2016-01-14 Jeff Law <law@redhat.com>
12125 PR tree-optimization/69270
12126 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12127 single bit of precision, verify it's also unsigned.
12128 (record_edge_info): Use constant_boolean_node rather than fold_convert
12129 to convert boolean_true/boolean_false to the right type.
12131 2016-01-14 Richard Henderson <rth@redhat.com>
12134 * loop-doloop.c (record_reg_sets): New.
12135 (doloop_optimize): Reject the transform if the sequence
12136 clobbers registers live at the end of the loop block.
12137 (doloop_optimize_loops): Enable df_live if needed.
12139 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12141 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12142 * config/rs6000/rs6000.c: Likewise.
12143 * config/rs6000/rs6000.h: Likewise.
12144 * config/rs6000/rs6000.md: Likewise.
12145 * doc/extend.texi: Likewsie.
12147 2016-01-14 Jeff Law <law@redhat.com>
12149 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12152 2016-01-14 Richard Henderson <rth@redhat.com>
12156 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12157 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12158 instead of builtin_decl_declared_p to test for declaration.
12160 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12162 * doc/loop.texi (Loop Analysis and Representation): Document
12163 loop_depth function.
12165 2016-01-14 Tom de Vries <tom@codesourcery.com>
12167 PR tree-optimization/68773
12168 * omp-low.c (expand_omp_target): Don't set force_output.
12169 * varpool.c (varpool_node::get_create): Same.
12170 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12171 offload_funcs with force_output.
12173 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12176 * lra-eliminations.c (move_plus_up): Don't change anything if either
12177 the outer or inner subreg mode is not MODE_INT.
12178 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12179 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12181 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12183 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12184 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12185 reduc_uplus_@var{m}): Remove.
12186 * expr.c (expand_expr_real_2): Remove expansion path for
12187 reduc_[us](min|max|plus) optabs.
12188 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12189 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12190 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12191 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12192 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12193 reduc_[us](min|max|plus) optabs.
12195 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12197 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12198 (reduc_plus_scal_v2sf): New.
12199 (reduc_smax_v2sf): Rename to...
12200 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12201 (reduc_smin_v2sf): Rename to...
12202 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12204 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12206 * alias.c (compare_base_symbol_refs): New function.
12207 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12210 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12212 PR middle-end/68146
12213 PR tree-optimization/69155
12214 * tree-complex.c: Include cfganal.h.
12215 (phis_to_revisit): New variable.
12216 (extract_component): Add phiarg_p argument. Assert that returned
12217 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12218 (update_phi_components): Partly rewrite to use loop over real/imag
12219 components instead of code duplication. If extract_component returns
12220 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12221 create_tmp_reg into the PHI node instead, and mention the phi triplet
12222 in phis_to_revisit.
12223 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12224 in phis_to_revisit at the end.
12226 2016-01-14 Richard Biener <rguenther@suse.de>
12228 PR tree-optimization/68060
12229 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12230 outer loop reduction is only used in the inner loop before
12231 detecting a double reduction.
12233 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12236 * combine.c (expand_field_assignment): Punt if compute_mode is
12237 unsupported scalar mode.
12239 2016-01-14 Richard Biener <rguenther@suse.de>
12241 PR tree-optimization/66856
12242 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12243 SLP node only if it built successfully.
12244 (vect_analyze_slp_instance): Adjust.
12246 2016-01-14 Jeff Law <law@redhat.com>
12248 PR tree-optimization/69270
12249 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12250 (record_edge_info): Use it. Convert boolean_{true,false}_node
12251 to the type of op0.
12253 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12256 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12257 use block_ultimate_origin
12258 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12260 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12262 * doc/invoke.texi (Submodel Options): Rename section to
12263 "Machine-Dependent Options" to better reflect its content.
12264 Rewrite introductory text to remove archaic CPU names.
12267 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12269 * doc/invoke.texi (Code Gen Options): Move section up in file,
12270 before target-specific options. Update menu and option summary
12271 to reflect the new section ordering.
12273 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12275 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12276 (C++ Dialect Options): Add cross-reference to -std option.
12277 * doc/standards.texi (C++ Language): Document C++14 support.
12279 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12281 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12282 for pack/unpack functions for __ibm128.
12283 (PACK_IF): Likewise.
12284 (UNPACK_IF): Likewise.
12286 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12287 support for __ibm128 pack/unpack functions.
12288 (rs6000_invalid_builtin): Likewise.
12289 (rs6000_init_builtins): Likewise.
12290 (rs6000_opt_masks): Likewise.
12292 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12293 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12295 (RS6000_BTM_COMMON): Likewise.
12297 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12298 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12299 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12300 128-bit floating point. Add support for the double values to be
12301 in Altivec registers for TF/IF packing and unpacking, but restrict
12302 TD packing sub-fields to be FPR registers. Don't allow overlapped
12303 register support for packing. Allow pack inputs to be memory
12304 locations. Don't build generator functions for unpack<mode>_dm
12305 and unpack<mode>_nodm.
12306 (unpack<mode>_dm): Likewise.
12307 (unpack<mode>_nodm): Likewise.
12308 (pack<mode>): Likewise.
12310 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12311 built-in functions to pack/unpack explicit __ibm128 values.
12312 (__builtin_unpack_ibm128): Likewise.
12314 * doc/extend.texi (PowerPC Built-in Functions): Document
12315 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12317 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12320 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12321 Add new arg loc and pass it down as context.
12322 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12323 to the location to use for the warning.
12324 (check_function_arguments): New arg loc. All callers changed. Pass
12325 it to check_function_nonnull.
12326 * c-common.h (check_function_arguments): Adjust declaration.
12328 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12330 PR tree-optimization/69156
12331 * gimple.c (validate_type): Removed.
12332 (gimple_builtin_call_types_compatible_p): Use
12333 useless_type_conversion_p instead of validate_type.
12334 * value-prof.c (gimple_stringop_fixed_value): Fold
12335 icall_size to correct type.
12337 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12339 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12342 2016-01-13 Richard Henderson <rth@redhat.com>
12345 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12346 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12347 (ix86_builtin_tm_store): Remove.
12348 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12349 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12350 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12351 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12352 * doc/tm.texi: Rebuild.
12354 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12355 (BUILT_IN_TM_MEMCPY_RTWN): New.
12356 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12357 fallback from vector to integer helpers.
12358 (build_tm_load): Handle vector types directly, instead of
12360 (build_tm_store): Likewise.
12361 (expand_assign_tm): Prepare for register types not handled by
12362 the above. Copy them to memory and use memcpy.
12363 * tree.c (tm_define_builtin): New.
12364 (find_tm_vector_type): New.
12365 (build_tm_vector_builtins): New.
12366 (build_common_builtin_nodes): Call it.
12368 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12370 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12371 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12373 2016-01-13 Tom de Vries <tom@codesourcery.com>
12375 PR tree-optimization/69169
12376 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12377 handled_struct_type param.
12378 (create_variable_info_for, intra_create_variable_infos): Call
12379 create_variable_info_for_1 with extra arg.
12381 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12383 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12384 and "armv8.1-a+crc" entries.
12386 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12389 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12390 Change first operand predicate from register_or_constm1_operand
12391 to register_operand.
12392 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12393 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12394 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12395 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12396 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12397 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12398 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12399 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
12400 comparison with constm1_rtx from vec_prefetch_gen part.
12402 2016-01-13 Richard Biener <rguenther@suse.de>
12404 PR tree-optimization/69013
12405 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
12406 Exchange assert for a test.
12408 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12411 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
12413 2016-01-13 Richard Biener <rguenther@suse.de>
12415 PR tree-optimization/69242
12416 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
12417 assert with a check.
12419 2016-01-13 Richard Biener <rguenther@suse.de>
12421 PR tree-optimization/69186
12422 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12423 Properly guard vect_update_misalignment_for_peel call.
12425 2016-01-12 Jeff Law <law@redhat.com>
12427 PR tree-optimization/pr67755
12428 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
12429 "need_profile_correction".
12430 (thread_block_1): Initialize new field to false by default. If we
12431 have multiple thread paths through a common joiner to different
12432 final targets, then set new field to true.
12433 (compute_path_counts): Only do count adjustment when it's really
12436 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12438 * doc/invoke.texi (Spec Files): Move section down in file, past
12439 all command-line option descriptions.
12441 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12443 PR middle-end/54809
12444 * doc/gty.texi: Remove documentation of mark_hook.
12445 * gengtype.c (struct write_types_data): Remove code to support
12446 mark_hook attribute.
12447 (walk_type): Likewise.
12448 (write_func_for_structure): Likewise.
12450 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12452 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
12453 Directory Options, and -specs= to Overall Options.
12454 (Overall Options): Adjust similarly. Reorder to group related
12455 options together. Make -specs= cross-reference the spec file details.
12456 (Directory Options): Adjust similarly.
12458 2016-01-12 Jeff Law <law@redhat.com>
12460 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
12462 2016-01-12 Olivier Hainque <hainque@adacore.com>
12464 * gcc.c (spec_undefvar_allowed): New global.
12465 (process_command): Set to true when running for --version or --help,
12467 (getenv_spec_function): When the variable is not defined, use the
12468 variable name as the variable value if we're allowed not to issue
12471 2016-01-12 Bin Cheng <bin.cheng@arm.com>
12473 PR tree-optimization/68911
12474 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
12475 information computed for expression "init + nit * step".
12477 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12479 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
12480 about name of GCC executable. Remove deleted node from menu.
12481 (Directory Options) <-B>: Remove cross-reference to deleted node.
12482 (Target Options): Delete section.
12484 2016-01-12 Christian Bruel <christian.bruel@st.com>
12487 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
12488 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12490 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12493 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12494 aligned_mem is properly set for AVX512-VL floating point masked
12498 * ifcvt.c (cond_exec_process_if_block): When removing the last
12499 insn from then_bb, remove also any possible barriers that follow it.
12501 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
12505 * config/i386/iamcu.h (SIZE_TYPE): New macro.
12506 (PTRDIFF_TYPE): Likewise.
12507 (WCHAR_TYPE): Likewise.
12508 (WCHAR_TYPE_SIZE): Likewise.
12509 (STDINT_LONG32): Likewise.
12511 2016-01-12 Richard Biener <rguenther@suse.de>
12513 PR tree-optimization/69053
12514 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
12515 convert initial value for cond reductions.
12517 2016-01-12 Richard Biener <rguenther@suse.de>
12519 PR tree-optimization/69007
12520 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
12521 widen_sum after dot_prod and sad.
12523 2016-01-12 Richard Biener <rguenther@suse.de>
12525 PR tree-optimization/69168
12526 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
12527 pattern stmt SLP type.
12528 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
12529 end up unused so cope with that case.
12531 2016-01-12 Richard Biener <rguenther@suse.de>
12533 PR tree-optimization/69157
12534 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
12535 stmts def type only during analyze phase.
12536 (vectorizable_call): Likewise.
12537 (vectorizable_simd_clone_call): Likewise.
12538 (vectorizable_conversion): Likewise.
12539 (vectorizable_assignment): Likewise.
12540 (vectorizable_shift): Likewise.
12541 (vectorizable_operation): Likewise.
12542 (vectorizable_store): Likewise.
12543 (vectorizable_load): Likewise.
12545 2016-01-12 Richard Biener <rguenther@suse.de>
12547 PR tree-optimization/69174
12548 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
12550 (vectorizable_load): Properly compute the number of loads needed
12551 for permuted strided SLP loads and do not spuriously assign
12552 to SLP_TREE_VEC_STMTS.
12554 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
12556 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
12557 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
12558 (MD_EXEC_PREFIX): Remove.
12559 (MD_STARTFILE_PREFIX) Removee.
12560 (FILE_NAME_ABSOLUTE_P): Remove.
12561 (CPP_SPEC): Do not read macros from sys/version.h.
12562 (LINK_COMMAND_SPEC): Remove.
12563 (LOCAL_INCLUDE_DIR): Remove.
12564 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
12565 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
12566 (POST_LINK_SPEC): Define to invoke stubify after linker
12567 (LIBSTDCXX): Remove define
12568 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
12569 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
12570 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
12571 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
12572 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
12573 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
12574 (i386_djgpp_asm_named_section): Add propotype of new procedure
12576 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
12577 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
12578 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
12579 in config/i386/djgpp.h).
12580 (STANDARD_STARTFILE_PREFIX_2): Define identical to
12581 STANDARD_STARTFILE_PREFIX_1.
12582 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
12583 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
12584 installation errors.
12585 (MAX_OFILE_ALIGNMENT): Define to 128.
12586 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
12588 * config/i386/djgpp.c: New file. Add implementation of
12589 i386_djgpp_asm_named_section.
12591 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
12593 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
12594 Add rule for building djgpp.o.
12596 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12598 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
12599 (rtx_is_swappable_p): Reductions are swappable.
12600 (insn_is_swappable_p): V2DF reductions are swappable.
12602 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
12604 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
12605 reloads for other unsupported memory operands.
12607 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12608 Jim Wilson <jim.wilson@linaro.org>
12611 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
12612 copy_to_mode_reg instead of force_reg.
12614 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12617 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
12618 TARGET_80387 is true.
12620 2016-01-11 Jakub Jelinek <jakub@redhat.com>
12623 * lra-eliminations.c (move_plus_up): Only move plus up
12624 if subreg of the constant can be simplified into constant
12625 and use the simplified subreg of the constant instead of
12626 the original constant.
12628 * fold-const.c (fold_convertible_p): Don't return true
12629 for conversion of VECTOR_TYPE to same sized integral type.
12630 (fold_convert_loc): Fix up formatting. Fold conversion of
12631 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
12632 instead of NOP_EXPR.
12634 PR tree-optimization/69214
12635 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
12636 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
12639 PR tree-optimization/69207
12640 * tree-vect-slp.c (vect_get_constant_vectors): For
12641 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
12642 fold_convertible_p to vector_type's element type, and always
12643 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
12645 2016-01-11 Richard Biener <rguenther@suse.de>
12647 PR tree-optimization/69173
12648 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
12649 fixup the cycle if all stmts are in a pattern.
12651 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
12653 PR middle-end/68999
12654 * alias.c (base_alias_check): Move check for addresses with
12655 alignment ANDs before the call for compare_base_decls.
12656 (memrefs_conflict_p): Return -1 for different decls
12657 that went through alignment adjustments.
12659 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12661 PR rtl-optimization/68796
12662 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
12663 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
12664 and QImode comparisons against zero with CC_NZmode.
12665 * config/aarch64/iterators.md (short_mask): New mode_attr.
12667 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12669 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
12670 (<avx512>_store<mode>_mask): Likewise.
12672 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
12673 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12675 PR rtl-optimization/68841
12676 * ifcvt.c (struct noce_if_info): Add orig_x field.
12677 (bbs_ok_for_cmove_arith): Add to_rename parameter.
12678 Don't record conflicts on to_rename if it's present.
12679 Allow memory destinations in sets.
12680 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
12681 blocks, passing orig_x to the checks.
12682 (noce_process_if_block): Set if_info->orig_x appropriately.
12684 2016-01-11 Tom de Vries <tom@codesourcery.com>
12686 PR tree-optimization/69069
12687 * tree-parloops.c (create_parallel_loop): Add missing phi args.
12689 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
12691 PR rtl-optimization/68920
12692 * config/i386/i386.c (ix86_option_override_internal): Restrict number
12693 of conditional moves for RTL if-conversion to 1 for
12694 TARGET_ONE_IF_CONV_INSN.
12695 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
12696 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
12697 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
12698 parameter to restirct number of conditional moves for
12700 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
12701 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
12704 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
12707 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
12708 onepart vars. Fix typo in comment. Fix reversed condition in
12710 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
12713 * var-tracking.c (dump_onepart_variable_differences): New.
12714 (dataflow_set_different): If a detailed dump is requested,
12715 delay early returns and dump differences between onepart
12716 variables present before and after, and added variables.
12718 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12721 * expr.c (expand_expr_real_1): For boolean vector constants
12722 with a scalar mode use const_scalar_mask_from_tree.
12723 (const_scalar_mask_from_tree): New.
12724 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
12725 assigned to a mask type to handle constants.
12727 2016-01-11 Martin Jambor <mjambor@suse.cz>
12730 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
12731 useless parameters if we cannot change function signature.
12733 2016-01-11 Martin Jambor <mjambor@suse.cz>
12736 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
12739 2016-01-11 Tom de Vries <tom@codesourcery.com>
12741 PR tree-optimization/69109
12742 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
12745 2016-01-11 Tom de Vries <tom@codesourcery.com>
12747 PR tree-optimization/69108
12748 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
12749 res is not used in a phi.
12751 2016-01-11 Yury Gribov <y.gribov@samsung.com>
12754 * common.opt (frandom-seed): Fix parameter name.
12755 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
12757 2016-01-11 Tom de Vries <tom@codesourcery.com>
12759 PR tree-optimization/69058
12760 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
12763 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
12765 * config/arc/arc.opt (mdiv-rem): Add period to the end.
12766 (mcode-density): Likewise.
12768 2016-01-10 Tom de Vries <tom@codesourcery.com>
12770 PR tree-optimization/69062
12771 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
12772 (parallelize_loops): Don't paralelize loop that has phi with address
12775 2016-01-10 Tom de Vries <tom@codesourcery.com>
12777 PR tree-optimization/69039
12778 * tree-parloops.c (try_create_reduction_list): Only allow single exit
12781 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
12783 PR middle-end/68743
12784 * match.pd: Require target has function_c99_misc before doing
12785 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
12787 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
12789 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
12791 * configure: Regenerate.
12793 2016-01-09 Jakub Jelinek <jakub@redhat.com>
12795 PR middle-end/50865
12796 PR tree-optimization/69097
12797 * fold-const.h (expr_not_equal_to): New prototype.
12798 * fold-const.c: Include stringpool.h and tree-ssanames.h.
12799 (expr_not_equal_to): New function.
12800 * match.pd (X % -Y is the same as X % Y): Don't optimize
12801 unless X is known not to be equal to minimum or Y is known
12802 not to be equal to -1.
12803 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
12804 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
12805 (simplify_stmt_using_ranges): Adjust caller.
12806 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
12807 substitute_and_fold.
12809 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
12811 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
12814 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12816 PR tree-optimization/69167
12817 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
12818 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
12820 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
12822 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12823 Richard Biener <rguenther@suse.de>
12825 PR tree-optimization/68707
12826 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
12827 instances that can be handled via vect_load_lanes.
12829 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
12831 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
12832 if we can't determine address equivalence.
12833 * alias.c (compare_base_decl): Update for changed return value of
12834 symtab_node::equal_address_to.
12836 2016-01-08 Jason Merrill <jason@redhat.com>
12840 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
12841 * expr.c (store_field): Not here.
12842 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
12843 call with TREE_ADDRESSABLE type.
12844 * tree-cfg.c (verify_gimple_call): Adjust.
12846 2016-01-08 Olivier Hainque <hainque@adacore.com>
12848 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
12851 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12853 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
12854 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
12855 (reduc_smin_v2sf): Rename to...
12856 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
12857 (reduc_splus_v2sf): Rename to...
12858 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
12860 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12862 PR tree-optimization/69162
12863 * gimplify.c (gimplify_va_arg_expr): Encode original type of
12864 valist argument in another argument.
12865 (gimplify_modify_expr): Adjust for the above change. Cleanup.
12866 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
12867 to determine the va_list type, build a MEM_REF instead of
12868 build_fold_indirect_ref.
12870 PR tree-optimization/69172
12871 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
12874 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
12876 PR tree-optimization/67781
12877 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
12878 and cmpnop in two steps: first the ones not accessed in original
12879 gimple expression in a endian independent way and then the ones not
12880 accessed in the final result in an endian-specific way.
12882 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12884 PR tree-optimization/69083
12885 * tree-vect-slp.c (vect_get_constant_vectors): For
12886 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
12887 element type. If op is fold_convertible_p to vector_type's element
12888 type, use NOP_EXPR instead of VCE.
12890 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
12892 PR rtl-optimization/67778
12893 PR rtl-optimization/68634
12894 PR rtl-optimization/68909
12895 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
12896 block from the stack until done with it. Remove a superfluous
12897 bitmap set. Remove a superfluous bitmap test.
12899 2016-01-07 Martin Sebor <msebor@redhat.com>
12902 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
12903 constraint on the type of arguments.
12905 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
12907 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
12908 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
12909 unaligned_access on the gcc_options set.
12910 * config/arm/arm.c (arm_option_override_internal): Use
12911 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
12913 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12916 * config/i386/i386.c (ix86_frame_pointer_required): Enable
12917 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
12919 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12922 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12925 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12926 depending on frame_pointer_needed before remaining integer and SSE
12927 registers are saved.
12929 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
12932 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
12934 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
12937 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
12938 Use the "xBm" constraint.
12939 (float<sseintvecmodelower><mode>2<mask_name><round_name):
12941 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
12942 (sse_cvtsi2ssq<round_name>): Likewise.
12943 (sse_cvtss2si<round_name>): Likewise.
12944 (sse_cvtss2siq<round_name>): Likewise.
12945 (sse2_cvtsi2sdq<round_name>): Likewise.
12946 (sse2_cvtsd2si<round_name>): Likewise.
12947 (sse2_cvtsd2siq<round_name>): Likewise.
12948 * config/i386/subst.md (round_nimm_scalar_predicate): New
12951 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
12953 PR middle-end/67639
12954 * varasm.c (make_decl_rtl): Mark invalid register vars as
12957 PR rtl-optimization/66206
12958 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
12959 All callers changed.
12961 2016-01-07 Jakub Jelinek <jakub@redhat.com>
12963 PR tree-optimization/69141
12964 * tree-ssa-pre.c: Include langhooks.h.
12965 (eliminate_dom_walker::before_dom_children): Use
12966 lang_hooks.decl_printable_name instead of
12967 cgraph_node::get ()->name ().
12969 PR middle-end/68960
12970 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
12971 it and DECL_ALIGN too.
12973 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
12975 * config/mips/mips-ftypes.def: Sort to lexicographical order.
12977 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12980 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12981 depending on frame_pointer_needed before remaining integer and SSE
12982 registers are saved.
12984 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12986 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
12987 mode iterator with VSX_M2.
12988 (*p9_vecstore_<mode>): Likewise.
12989 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
12990 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
12991 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
12992 (define_split for VSX_LE128 stores): Likewise.
12993 (define_peephole2 for TImode LE swaps): Likewise.
12994 (define_split for VSX_LE128 post-reload stores): Likewise.
12996 2016-01-06 Marek Polacek <polacek@redhat.com>
12999 * convert.c (convert_to_integer_1): Adjust call to
13000 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
13001 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
13002 EXPR instead of ARG.
13003 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
13005 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13008 * doc/extend.texi (RL78 Variable Attributes): New section.
13010 2016-01-05 Marek Polacek <polacek@redhat.com>
13013 * builtins.c (get_memmodel): Use expansion point location rather than
13014 the input location. Call warning_at rather than warning.
13015 (expand_builtin_atomic_compare_exchange): Likewise.
13016 (expand_builtin_atomic_load): Likewise.
13017 (expand_builtin_atomic_store): Likewise.
13018 (expand_builtin_atomic_clear): Likewise.
13020 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13023 * config/i386/i386.c (ix86_expand_vector_logical_operator):
13024 Replace nonimmediate_operand with vector_operand.
13025 * config/i386/predicates.md (vector_operand): New predicate.
13026 (general_vector_operand): Replace nonimmediate_operand with
13028 * config/i386/sse.md: Replace nonimmediate_operand with
13029 vector_operand and m constraint with Bm constraint on SSE
13030 patterns with 16-byte memory operand.
13031 * config/i386/subst.md (round_nimm_predicate): Replace
13032 nonimmediate_operand with vector_operand.
13033 (round_saeonly_nimm_predicate): Likewise.
13034 (round_saeonly_nimm_scalar_predicate): New.
13036 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13039 * config/i386/constraints.md (Bm): New constraint.
13040 * config/i386/predicates.md (vector_memory_operand): New
13042 * config/i386/sse.md: Replace xm with xBm in plusminus and
13043 any_logic patterns.
13045 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13048 * doc/extend.texi (V850 Function Attributes): New section.
13049 (V850 Variable Attributes): New section.
13051 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13054 * doc/extend.texi (MicroBlaze Function Attributes): Document
13055 interrupt_handler and fast_interrupt attributes.
13057 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13060 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13061 for local symbolic operands.
13062 * config/ia64/predicates.md (local_symbolic_operand64): New
13065 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13067 PR rtl-optimization/68651
13068 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13071 2016-01-05 Nathan Sidwell <nathan@acm.org>
13073 * alias.c (compare_base_decls): Use symtab_node::get.
13075 2016-01-05 Nick Clifton <nickc@redhat.com>
13078 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13079 secondary_reload_info structure.
13082 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13083 decls if weak support is available.
13085 2016-01-04 Martin Sebor <msebor@redhat.com>
13087 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13089 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13091 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13092 OPTION_MASK_P9_DFORM.
13094 * config/rs6000/constraints.md (wo constraint): New constraint for
13097 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13099 (rs6000_init_hard_regno_mode_ok): Likewise.
13101 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13104 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13105 expanders not to have constraints. Add support for ISA 3.0 xxperm
13106 instruction. Add support for fusing xxlor with xxperm.
13107 (altivec_vperm_<mode>_internal): Likewise.
13108 (altivec_vperm_v8hiv16qi): Likewise.
13109 (altivec_vperm_<mode>v16q): Likewise.
13110 (altivec_vperm_<mode>_uns): Likewise.
13111 (vperm_v8hiv4si): Likewise.
13112 (vperm_v16qiv8hi): Likewise.
13114 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13116 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13118 Update copyright years.
13120 * gcc.c (process_command): Update copyright notice dates.
13121 * gcov-dump.c (print_version): Ditto.
13122 * gcov.c (print_version): Ditto.
13123 * gcov-tool.c (print_version): Ditto.
13124 * gengtype.c (create_file): Ditto.
13125 * doc/cpp.texi: Bump @copying's copyright year.
13126 * doc/cppinternals.texi: Ditto.
13127 * doc/gcc.texi: Ditto.
13128 * doc/gccint.texi: Ditto.
13129 * doc/gcov.texi: Ditto.
13130 * doc/install.texi: Ditto.
13131 * doc/invoke.texi: Ditto.
13133 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13135 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13136 modes larger than TImode as TImode if NEON is not enabled.
13138 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13141 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13142 mode for %f0-%f31 only if TARGET_FPU.
13144 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13147 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13148 to compute the PACKED_P predicate.
13149 (function_arg_record_value): Minor tweaks.
13151 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13153 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13154 option for arm*-*-* targets.
13156 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13158 * doc/extend.texi (Common Function Attributes): Move docs for
13159 MSP430-specific attributes to....
13160 (MSP430 Function Attributes): ...here. Delete the redundant
13161 entries and copy-edit the remaining text.
13162 (MSP430 Variable Attributes): Use uniform format for index
13163 entries and add a cross-reference to the corresponding function
13166 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13168 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13170 (x86 Options): Likewise.
13172 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13176 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13177 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13178 to corresponding attribute.
13180 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13182 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13183 to correct alphabetization of table. Copy-edit and correct
13185 <stack_protect>: Likewise.
13186 <target_clones>: Likewise.
13188 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13189 Correct punctuation.
13190 (Code Gen Options) <-fno-plt>: Copy-edit.
13192 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13195 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13196 SI values. Explicitly convert SI to DI and vice-versa.
13198 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13200 PR tree-optimization/69070
13201 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13202 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13205 * ubsan.c (ubsan_instrument_float_cast): Call
13206 initialize_sanitizer_builtins.
13209 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13211 Copyright (C) 2016 Free Software Foundation, Inc.
13213 Copying and distribution of this file, with or without modification,
13214 are permitted in any medium without royalty provided the copyright
13215 notice and this notice are preserved.